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e.unpackFrom(t,n,r,0)}},{key:"unpackFrom",value:function(e,t,n,r){var i=[],a=null,o=0,s=k(e),u=s.map;s.skipFirst&&o++;for(var l=e.length;o<l;o++){var c=e[o];if(c>="0"&&c<="9")a=null===a?c:a+c;else{var h=u[c];if(h){var d=h[0],f=h[1];f>1&&(r=Math.ceil(r/f)*f),a=a?parseInt(a,10):0;var p=void 0;"s"===c?(p=1,d=a):"p"===c?(p=1,d=a||1):p=a||1;for(var v=h[2];p>0;){if(v){if(n&&r+d>=t.length)throw new Error("Reached end of buffer, can't unpack anymore data.");i.push(v(t,r,a))}r+=d,p--}a=null}}}return i}},{key:"pack",value:function(t,n,r){Array.isArray(n)||(n=Array.prototype.slice.call(arguments,1),r=!0);var i=f.alloc(e.sizeOf(t)),a=0,o=null,s=0,u=0,l=k(t),c=l.map;l.skipFirst&&s++;for(var h=t.length;s<h;s++){var d=t[s];if(d>="0"&&d<="9")o=null===o?d:o+d;else{var p=c[d];if(p){var v=p[0],m=p[1];m>1&&(a=Math.ceil(a/m)*m),o=o?parseInt(o,10):0;var g=void 0;"s"===d?(g=1,v=o):"p"===d?(g=1,v=o||1):g=o||1;for(var y=p[3];g>0;){if(y){if(r&&u>=n.length)throw new Error("Reached end of data, no more elements 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0!==arguments[0]?arguments[0]:21,t="",n=crypto.getRandomValues(new Uint8Array(e|=0));e--;)t+="useandom-26T198340PX75pxJACKVERYMINDBUSHWOLF_GQZbfghjklqvwyzrict"[63&n[e]];return t}()),M(this,"analyserNode",void 0),M(this,"audioCtx",void 0),M(this,"autoPlay",!0),M(this,"bufferSource",void 0),M(this,"convertValue",32768),M(this,"ee",void 0),M(this,"gainNode",void 0),M(this,"option",{inputCodec:"Int16",channels:1,sampleRate:8e3,fftSize:2048,onended:function(){},isMute:!1}),M(this,"samplesList",[]),M(this,"startTime",void 0),M(this,"typedArray",void 0),M(this,"_firstStartRelativeTime",void 0),M(this,"_firstStartAbsoluteTime",void 0),this.ee=n,this.init(t)}return T(e,[{key:"continue",value:(r=v(d().m(function e(){return d().w(function(e){for(;;)switch(e.n){case 0:return e.n=1,this.audioCtx.resume();case 1:return e.a(2)}},e,this)})),function(){return r.apply(this,arguments)})},{key:"destroy",value:function(){var e;this.samplesList=[],null===(e=this.audioCtx)||void 0===e||e.close(),this.audioCtx=void 0}},{key:"feed",value:function(e){var t=e.audio,n=e.end_of_batch;if(t){this._isSupported(t),t=this._getFormattedValue(t);var r=new Float32Array(t.length);r.set(t,0);var i={data:r,end_of_batch:n};this.samplesList.push(i),this.flush(i,this.samplesList.length-1)}}},{key:"flush",value:function(e,t){var n=this;if(e&&this.autoPlay&&this.audioCtx){var r=e.data,i=e.end_of_batch;this.bufferSource&&(this.bufferSource.onended=function(){}),this.bufferSource=this.audioCtx.createBufferSource(),"function"==typeof this.option.onended&&(this.bufferSource.onended=function(){i||t!==n.samplesList.length-1||n.ee.emit(ds.Player_WaitNextAudioClip),n.option.onended()});for(var a=r.length/this.option.channels,o=this.audioCtx.createBuffer(this.option.channels,a,this.option.sampleRate),s=0;s<this.option.channels;s++)for(var u=o.getChannelData(s),l=s,c=50,h=0;h<a;h++)u[h]=r[l],h<50&&(u[h]=u[h]*h/50),h>=a-51&&(u[h]=u[h]*c--/50),l+=this.option.channels;this.startTime<this.audioCtx.currentTime&&(this.startTime=this.audioCtx.currentTime),this.bufferSource.buffer=o,this.bufferSource.connect(this.gainNode),this.bufferSource.connect(this.analyserNode),this.bufferSource.start(this.startTime),e.startTime=this.startTime,void 0===this._firstStartAbsoluteTime&&(this._firstStartAbsoluteTime=Date.now()),void 0===this._firstStartRelativeTime&&(this._firstStartRelativeTime=this.startTime,this.ee.emit(ds.Player_StartSpeaking,this)),this.startTime+=o.duration}}},{key:"init",value:function(e){this.option=Object.assign(this.option,e),this.convertValue=this._getConvertValue(),this.typedArray=this._getTypedArray(),this.initAudioContext()}},{key:"initAudioContext",value:function(){this.audioCtx=new(window.AudioContext||window.webkitAudioContext),this.gainNode=this.audioCtx.createGain(),this.gainNode.gain.value=this.option.isMute?0:1,this.gainNode.connect(this.audioCtx.destination),this.startTime=this.audioCtx.currentTime,this.analyserNode=this.audioCtx.createAnalyser(),this.analyserNode.fftSize=this.option.fftSize}},{key:"setMute",value:function(e){this.gainNode.gain.value=e?0:1}},{key:"pause",value:(n=v(d().m(function e(){return d().w(function(e){for(;;)switch(e.n){case 0:return e.n=1,this.audioCtx.suspend();case 1:return e.a(2)}},e,this)})),function(){return n.apply(this,arguments)})},{key:"updateAutoPlay",value:(t=v(d().m(function e(t){var n=this;return d().w(function(e){for(;;)switch(e.n){case 0:this.autoPlay!==t&&t?(this.autoPlay=t,this.samplesList.forEach(function(e,t){n.flush(e,t)})):this.autoPlay=t;case 1:return e.a(2)}},e,this)})),function(e){return t.apply(this,arguments)})},{key:"volume",value:function(e){this.gainNode.gain.value=e}},{key:"_getFormattedValue",value:function(e){var t=this.typedArray;e=e.constructor===ArrayBuffer?new t(e):new t(e.buffer);for(var n=new Float32Array(e.length),r=0;r<e.length;r++)n[r]=e[r]/this.convertValue;return n}},{key:"_isSupported",value:function(t){if(!e.isTypedArray(t))throw new Error("请传入ArrayBuffer或者任意TypedArray");return!0}},{key:"_getConvertValue",value:function(){var e={Int8:128,Int16:32768,Int32:2147483648,Float32:1};if(!e[this.option.inputCodec])throw new Error("wrong codec.please input one of these codecs:Int8,Int16,Int32,Float32");return e[this.option.inputCodec]}},{key:"_getTypedArray",value:function(){var e={Int8:Int8Array,Int16:Int16Array,Int32:Int32Array,Float32:Float32Array};if(!e[this.option.inputCodec])throw new Error("wrong codec.please input one of these codecs:Int8,Int16,Int32,Float32");return e[this.option.inputCodec]}}],[{key:"isTypedArray",value:function(e){return e.byteLength&&e.buffer&&e.buffer.constructor===ArrayBuffer||e.constructor===ArrayBuffer}}]);var t,n,r}(),Au={int16:"Int16",int32:"Int32",float32:"Float32"},wu={int16:Int16Array,int32:Int32Array,float32:Float32Array},Tu=function(){return T(function e(t){A(this,e),M(this,"ee",void 0),M(this,"_motionDataGroupHandlerQueue",new zs({concurrency:1})),M(this,"_motionDataGroups",[]),M(this,"_arkit_face_sample_rate",void 0),M(this,"_arkit_face_channel_names",void 0),M(this,"_tts2face_sample_rate",void 0),M(this,"_tts2face_channel_names",void 0),M(this,"_maxBatchId",void 0),M(this,"_arkitFaceShape",void 0),M(this,"_tts2FaceShape",void 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n;t.batch_id&&(e._maxBatchId=t.batch_id),null===(n=t.player)||void 0===n||n.destroy()}),this._motionDataGroups=[]}},{key:"_getArkitFaceFrame",value:function(){if(!this._motionDataGroups.length)return null;var e=this._motionDataGroups.find(function(e){return e.player});if(!e)return null;var t=e.arkitFaceArrayBufferArray,n=e.player;if(n&&n._firstStartAbsoluteTime&&t&&t.length>0&&this._arkitFaceShape&&this._arkit_face_sample_rate){var r,i=Date.now()-n._firstStartAbsoluteTime,a=0;n.samplesList.forEach(function(e,t){void 0===r&&void 0!==e.startTime&&(r=e.startTime),void 0!==e.startTime&&e.startTime-r<=i/1e3&&(a=t)});var o=n.samplesList[a],s=i-1e3*o.startTime,u=Math.floor(s/1e3*this._arkit_face_sample_rate),l=new Float32Array(t[a]),c=null==l?void 0:l.slice(u*this._arkitFaceShape,u*this._arkitFaceShape+this._arkitFaceShape);if(null!=c&&c.length){var h={};return(this._arkit_face_channel_names||[]).forEach(function(e,t){Object.assign(h,M({},e,c[t]))}),h}return null}return null}},{key:"_getTts2FaceFrame",value:function(){if(!this._motionDataGroups.length)return null;var e=this._motionDataGroups.find(function(e){return e.player});if(!e)return null;var t=e.tts2faceArrayBufferArray,n=e.player;if(n&&n._firstStartAbsoluteTime&&t&&t.length>0&&this._tts2FaceShape&&this._tts2face_sample_rate){var r,i=Date.now()-n._firstStartAbsoluteTime,a=0;n.samplesList.forEach(function(e,t){void 0===r&&void 0!==e.startTime&&(r=e.startTime),void 0!==e.startTime&&e.startTime-r<=i/1e3&&(a=t)});var o=n.samplesList[a],s=i-1e3*o.startTime,u=Math.floor(s/1e3*this._tts2face_sample_rate),l=new Float32Array(t[a]),c=null==l?void 0:l.slice(u*this._tts2FaceShape,u*this._tts2FaceShape+this._tts2FaceShape);return null!=c&&c.length?c:null}return null}},{key:"_motionDataGroupHandler",value:(r=v(d().m(function e(t){var n,r,i,a,o,s,u,l,c,h,f,p,v,m,g,y;return d().w(function(e){for(;;)switch(e.n){case 0:if(e.p=0,n=t.first_package,r=t.motion_data_slice,i=t.segment_num,a=t.binary_size,o=t.use_binary_frame,s=t.is_audio_mute,!n){e.n=1;break}(u=this._motionDataGroups[this._motionDataGroups.length-1])&&u.segment_num!==u.motion_data_slices.length&&this.ee.emit(cs.ErrorReceived,"lost data packets"),this._motionDataGroups.push({first_package:n,binary_size:a,segment_num:i,use_binary_frame:o,motion_data_slices:[],merged_motion_data:new Uint8Array(a)}),e.n=8;break;case 1:if(0!==this._motionDataGroups.length){e.n=2;break}return e.a(2);case 2:if(r){e.n=3;break}return e.a(2);case 3:if(l=this._motionDataGroups[this._motionDataGroups.length-1],c=this._motionDataGroups[this._motionDataGroups.length-2],l.motion_data_slices.push(r),l.motion_data_slices.length!==l.segment_num){e.n=8;break}return h=l.motion_data_slices[0],e.n=4,xu(h);case 4:if(f=e.v,p=f.parsedData,v=f.jsonSize,m=f.binSize,l.jsonSize=v,l.binSize=m,(g=h.slice(12+l.jsonSize)).size!==l.binSize&&this.ee.emit(fs.Chat_BinsizeError),this._connectBatch(p,l,c)){e.n=5;break}return e.a(2);case 5:return e.n=6,this._handleArkitFaceConfig(p,l,c,g);case 6:return e.n=7,this._handleAudioConfig(p,l,c,g,s||!1);case 7:this._handleEvents(p);case 8:e.n=10;break;case 9:e.p=9,y=e.v,console.error("err",y),this.ee.emit(cs.ErrorReceived,y.message);case 10:return e.a(2)}},e,this,[[0,9]])})),function(e){return r.apply(this,arguments)})},{key:"_handleAudioConfig",value:(n=v(d().m(function e(t,n,r,i,a){var o,s,u,l,c,h,f,p,v,m,g,y,_,b,x,S,A,w=this;return d().w(function(e){for(;;)switch(e.n){case 0:if(o=t.data_records,s=void 0===o?{}:o,u=t.end_of_batch,!(l=s.audio)){e.n=2;break}return c=l.sample_rate,h=l.shape,f=l.data_offset,p=l.data_type,v=Au[p],m=wu[p],void 0===n.player&&(r&&r.player&&r.batch_id===n.batch_id?n.player=r.player:c&&(n.player=new Su({inputCodec:v,channels:1,sampleRate:c,fftSize:1024,isMute:a,onended:function(e){if(e){var t=e.end_of_batch,n=e.lastMotionGroup;if(t){var r=n.batch_id,i=n.player;w.ee.emit(ds.Player_EndSpeaking,i),w._motionDataGroups=w._motionDataGroups.filter(function(e){return e.batch_id>r}),w._motionDataGroups.length&&w._motionDataGroups[0].player?w._motionDataGroups[0].player.updateAutoPlay(!0):w.ee.emit(ds.Player_NoLegacy)}}}},this.ee)),u&&(g=n.player.option.onended,n.player.option.onended=function(){g({end_of_batch:u,lastMotionGroup:n})})),y=h.reduce(function(e,t){return e*t},"Int16"===v?2:4),_=f,b=f+y,x=i.slice(_,b),e.n=1,x.arrayBuffer();case 1:S=e.v,A=this._motionDataGroups.find(function(e){return e.player}),this._motionDataGroups.length&&n.player&&A&&A.player!==n.player&&(n.player.autoPlay=!1),n.player&&n.player.feed({audio:new m(S),end_of_batch:u}),e.n=3;break;case 2:r&&r.player&&n.batch_id===r.batch_id&&(n.player=r.player);case 3:return e.a(2)}},e,this)})),function(e,t,r,i,a){return n.apply(this,arguments)})},{key:"_handleArkitFaceConfig",value:(t=v(d().m(function e(t,n,r,i){var a,o,s,u,l,c,h,f,p;return d().w(function(e){for(;;)switch(e.n){case 0:if(a=t.data_records,!(o=(void 0===a?{}:a).arkit_face)){e.n=3;break}if(s=o.channel_names,u=o.shape,l=o.data_offset,c=o.sample_rate,s&&!this._arkit_face_channel_names&&(this._arkit_face_channel_names=s,this._arkit_face_sample_rate=c),void 0!==n.arkitFaceArrayBufferArray){e.n=2;break}return r&&r.arkitFaceArrayBufferArray&&r.batch_id===n.batch_id?n.arkitFaceArrayBufferArray=r.arkitFaceArrayBufferArray:n.arkitFaceArrayBufferArray=[],h=u.reduce(function(e,t){return e*t},4),this._arkitFaceShape=u[1],f=i.slice(l,l+h),e.n=1,f.arrayBuffer();case 1:p=e.v,n.arkitFaceArrayBufferArray.push(p);case 2:e.n=4;break;case 3:r&&r.arkitFaceArrayBufferArray&&n.batch_id===r.batch_id&&(n.arkitFaceArrayBufferArray=r.arkitFaceArrayBufferArray);case 4:return e.a(2)}},e,this)})),function(e,n,r,i){return 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this.x=Math.random(),this.y=Math.random(),this}},{key:Symbol.iterator,value:d().m(function e(){return d().w(function(e){for(;;)switch(e.n){case 0:return e.n=1,this.x;case 1:return e.n=2,this.y;case 2:return e.a(2)}},e,this)})}])}(),Hc=function(){return T(function e(t,n,r,i,a,o,s,u,l){A(this,e),e.prototype.isMatrix3=!0,this.elements=[1,0,0,0,1,0,0,0,1],void 0!==t&&this.set(t,n,r,i,a,o,s,u,l)},[{key:"set",value:function(e,t,n,r,i,a,o,s,u){var l=this.elements;return l[0]=e,l[1]=r,l[2]=o,l[3]=t,l[4]=i,l[5]=s,l[6]=n,l[7]=a,l[8]=u,this}},{key:"identity",value:function(){return this.set(1,0,0,0,1,0,0,0,1),this}},{key:"copy",value:function(e){var t=this.elements,n=e.elements;return t[0]=n[0],t[1]=n[1],t[2]=n[2],t[3]=n[3],t[4]=n[4],t[5]=n[5],t[6]=n[6],t[7]=n[7],t[8]=n[8],this}},{key:"extractBasis",value:function(e,t,n){return e.setFromMatrix3Column(this,0),t.setFromMatrix3Column(this,1),n.setFromMatrix3Column(this,2),this}},{key:"setFromMatrix4",value:function(e){var t=e.elements;return this.set(t[0],t[4],t[8],t[1],t[5],t[9],t[2],t[6],t[10]),this}},{key:"multiply",value:function(e){return this.multiplyMatrices(this,e)}},{key:"premultiply",value:function(e){return this.multiplyMatrices(e,this)}},{key:"multiplyMatrices",value:function(e,t){var n=e.elements,r=t.elements,i=this.elements,a=n[0],o=n[3],s=n[6],u=n[1],l=n[4],c=n[7],h=n[2],d=n[5],f=n[8],p=r[0],v=r[3],m=r[6],g=r[1],y=r[4],_=r[7],b=r[2],x=r[5],S=r[8];return i[0]=a*p+o*g+s*b,i[3]=a*v+o*y+s*x,i[6]=a*m+o*_+s*S,i[1]=u*p+l*g+c*b,i[4]=u*v+l*y+c*x,i[7]=u*m+l*_+c*S,i[2]=h*p+d*g+f*b,i[5]=h*v+d*y+f*x,i[8]=h*m+d*_+f*S,this}},{key:"multiplyScalar",value:function(e){var t=this.elements;return t[0]*=e,t[3]*=e,t[6]*=e,t[1]*=e,t[4]*=e,t[7]*=e,t[2]*=e,t[5]*=e,t[8]*=e,this}},{key:"determinant",value:function(){var e=this.elements,t=e[0],n=e[1],r=e[2],i=e[3],a=e[4],o=e[5],s=e[6],u=e[7],l=e[8];return t*a*l-t*o*u-n*i*l+n*o*s+r*i*u-r*a*s}},{key:"invert",value:function(){var e=this.elements,t=e[0],n=e[1],r=e[2],i=e[3],a=e[4],o=e[5],s=e[6],u=e[7],l=e[8],c=l*a-o*u,h=o*s-l*i,d=u*i-a*s,f=t*c+n*h+r*d;if(0===f)return this.set(0,0,0,0,0,0,0,0,0);var p=1/f;return e[0]=c*p,e[1]=(r*u-l*n)*p,e[2]=(o*n-r*a)*p,e[3]=h*p,e[4]=(l*t-r*s)*p,e[5]=(r*i-o*t)*p,e[6]=d*p,e[7]=(n*s-u*t)*p,e[8]=(a*t-n*i)*p,this}},{key:"transpose",value:function(){var e,t=this.elements;return e=t[1],t[1]=t[3],t[3]=e,e=t[2],t[2]=t[6],t[6]=e,e=t[5],t[5]=t[7],t[7]=e,this}},{key:"getNormalMatrix",value:function(e){return this.setFromMatrix4(e).invert().transpose()}},{key:"transposeIntoArray",value:function(e){var t=this.elements;return e[0]=t[0],e[1]=t[3],e[2]=t[6],e[3]=t[1],e[4]=t[4],e[5]=t[7],e[6]=t[2],e[7]=t[5],e[8]=t[8],this}},{key:"setUvTransform",value:function(e,t,n,r,i,a,o){var s=Math.cos(i),u=Math.sin(i);return this.set(n*s,n*u,-n*(s*a+u*o)+a+e,-r*u,r*s,-r*(-u*a+s*o)+o+t,0,0,1),this}},{key:"scale",value:function(e,t){return this.premultiply(Wc.makeScale(e,t)),this}},{key:"rotate",value:function(e){return this.premultiply(Wc.makeRotation(-e)),this}},{key:"translate",value:function(e,t){return this.premultiply(Wc.makeTranslation(e,t)),this}},{key:"makeTranslation",value:function(e,t){return e.isVector2?this.set(1,0,e.x,0,1,e.y,0,0,1):this.set(1,0,e,0,1,t,0,0,1),this}},{key:"makeRotation",value:function(e){var t=Math.cos(e),n=Math.sin(e);return this.set(t,-n,0,n,t,0,0,0,1),this}},{key:"makeScale",value:function(e,t){return this.set(e,0,0,0,t,0,0,0,1),this}},{key:"equals",value:function(e){for(var t=this.elements,n=e.elements,r=0;r<9;r++)if(t[r]!==n[r])return!1;return!0}},{key:"fromArray",value:function(e){for(var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,n=0;n<9;n++)this.elements[n]=e[n+t];return this}},{key:"toArray",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[],t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,n=this.elements;return e[t]=n[0],e[t+1]=n[1],e[t+2]=n[2],e[t+3]=n[3],e[t+4]=n[4],e[t+5]=n[5],e[t+6]=n[6],e[t+7]=n[7],e[t+8]=n[8],e}},{key:"clone",value:function(){return(new this.constructor).fromArray(this.elements)}}])}(),Wc=new Hc;function Gc(e){for(var t=e.length-1;t>=0;--t)if(e[t]>=65535)return!0;return!1}function jc(e){return document.createElementNS("http://www.w3.org/1999/xhtml",e)}var Qc={};function qc(e){e in Qc||(Qc[e]=!0,console.warn(e))}function Xc(e,t,n){return new Promise(function(r,i){setTimeout(function a(){switch(e.clientWaitSync(t,e.SYNC_FLUSH_COMMANDS_BIT,0)){case e.WAIT_FAILED:i();break;case e.TIMEOUT_EXPIRED:setTimeout(a,n);break;default:r()}},n)})}var Yc=(new Hc).set(.4123908,.3575843,.1804808,.212639,.7151687,.0721923,.0193308,.1191948,.9505322),Kc=(new Hc).set(3.2409699,-1.5373832,-.4986108,-.9692436,1.8759675,.0415551,.0556301,-.203977,1.0569715);function Zc(){var e={enabled:!0,workingColorSpace:bc,spaces:{},convert:function(e,t,n){return!1!==this.enabled&&t!==n&&t&&n?(this.spaces[t].transfer===Sc&&(e.r=eh(e.r),e.g=eh(e.g),e.b=eh(e.b)),this.spaces[t].primaries!==this.spaces[n].primaries&&(e.applyMatrix3(this.spaces[t].toXYZ),e.applyMatrix3(this.spaces[n].fromXYZ)),this.spaces[n].transfer===Sc&&(e.r=th(e.r),e.g=th(e.g),e.b=th(e.b)),e):e},fromWorkingColorSpace:function(e,t){return this.convert(e,this.workingColorSpace,t)},toWorkingColorSpace:function(e,t){return this.convert(e,t,this.workingColorSpace)},getPrimaries:function(e){return this.spaces[e].primaries},getTransfer:function(e){return e===yc?xc:this.spaces[e].transfer},getLuminanceCoefficients:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:this.workingColorSpace;return e.fromArray(this.spaces[t].luminanceCoefficients)},define:function(e){Object.assign(this.spaces,e)},_getMatrix:function(e,t,n){return e.copy(this.spaces[t].toXYZ).multiply(this.spaces[n].fromXYZ)},_getDrawingBufferColorSpace:function(e){return this.spaces[e].outputColorSpaceConfig.drawingBufferColorSpace},_getUnpackColorSpace:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:this.workingColorSpace;return this.spaces[e].workingColorSpaceConfig.unpackColorSpace}},t=[.64,.33,.3,.6,.15,.06],n=[.2126,.7152,.0722],r=[.3127,.329];return e.define(M(M({},bc,{primaries:t,whitePoint:r,transfer:xc,toXYZ:Yc,fromXYZ:Kc,luminanceCoefficients:n,workingColorSpaceConfig:{unpackColorSpace:_c},outputColorSpaceConfig:{drawingBufferColorSpace:_c}}),_c,{primaries:t,whitePoint:r,transfer:Sc,toXYZ:Yc,fromXYZ:Kc,luminanceCoefficients:n,outputColorSpaceConfig:{drawingBufferColorSpace:_c}})),e}var Jc,$c=Zc();function eh(e){return e<.04045?.0773993808*e:Math.pow(.9478672986*e+.0521327014,2.4)}function th(e){return e<.0031308?12.92*e:1.055*Math.pow(e,.41666)-.055}var nh=function(){return T(function 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ih(n),e.mipmaps=[],e.mapping=r,e.channel=0,e.wrapS=i,e.wrapT=a,e.magFilter=o,e.minFilter=s,e.anisotropy=c,e.format=u,e.internalFormat=null,e.type=l,e.offset=new Vc(0,0),e.repeat=new Vc(1,1),e.center=new Vc(0,0),e.rotation=0,e.matrixAutoUpdate=!0,e.matrix=new Hc,e.generateMipmaps=!0,e.premultiplyAlpha=!1,e.flipY=!0,e.unpackAlignment=4,e.colorSpace=h,e.userData={},e.version=0,e.onUpdate=null,e.renderTarget=null,e.isRenderTargetTexture=!1,e.pmremVersion=0,e}return x(t,e),T(t,[{key:"image",get:function(){return this.source.data},set:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:null;this.source.data=e}},{key:"updateMatrix",value:function(){this.matrix.setUvTransform(this.offset.x,this.offset.y,this.repeat.x,this.repeat.y,this.rotation,this.center.x,this.center.y)}},{key:"clone",value:function(){return(new this.constructor).copy(this)}},{key:"copy",value:function(e){return this.name=e.name,this.source=e.source,this.mipmaps=e.mipmaps.slice(0),this.mapping=e.mapping,this.channel=e.channel,this.wrapS=e.wrapS,this.wrapT=e.wrapT,this.magFilter=e.magFilter,this.minFilter=e.minFilter,this.anisotropy=e.anisotropy,this.format=e.format,this.internalFormat=e.internalFormat,this.type=e.type,this.offset.copy(e.offset),this.repeat.copy(e.repeat),this.center.copy(e.center),this.rotation=e.rotation,this.matrixAutoUpdate=e.matrixAutoUpdate,this.matrix.copy(e.matrix),this.generateMipmaps=e.generateMipmaps,this.premultiplyAlpha=e.premultiplyAlpha,this.flipY=e.flipY,this.unpackAlignment=e.unpackAlignment,this.colorSpace=e.colorSpace,this.renderTarget=e.renderTarget,this.isRenderTargetTexture=e.isRenderTargetTexture,this.userData=JSON.parse(JSON.stringify(e.userData)),this.needsUpdate=!0,this}},{key:"toJSON",value:function(e){var t=void 0===e||"string"==typeof e;if(!t&&void 0!==e.textures[this.uuid])return e.textures[this.uuid];var n={metadata:{version:4.6,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,image:this.source.toJSON(e).uuid,mapping:this.mapping,channel:this.channel,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],center:[this.center.x,this.center.y],rotation:this.rotation,wrap:[this.wrapS,this.wrapT],format:this.format,internalFormat:this.internalFormat,type:this.type,colorSpace:this.colorSpace,minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY,generateMipmaps:this.generateMipmaps,premultiplyAlpha:this.premultiplyAlpha,unpackAlignment:this.unpackAlignment};return Object.keys(this.userData).length>0&&(n.userData=this.userData),t||(e.textures[this.uuid]=n),n}},{key:"dispose",value:function(){this.dispatchEvent({type:"dispose"})}},{key:"transformUv",value:function(e){if(300!==this.mapping)return e;if(e.applyMatrix3(this.matrix),e.x<0||e.x>1)switch(this.wrapS){case il:e.x=e.x-Math.floor(e.x);break;case al:e.x=e.x<0?0:1;break;case ol:1===Math.abs(Math.floor(e.x)%2)?e.x=Math.ceil(e.x)-e.x:e.x=e.x-Math.floor(e.x)}if(e.y<0||e.y>1)switch(this.wrapT){case il:e.y=e.y-Math.floor(e.y);break;case al:e.y=e.y<0?0:1;break;case ol:1===Math.abs(Math.floor(e.y)%2)?e.y=Math.ceil(e.y)-e.y:e.y=e.y-Math.floor(e.y)}return this.flipY&&(e.y=1-e.y),e}},{key:"needsUpdate",set:function(e){!0===e&&(this.version++,this.source.needsUpdate=!0)}},{key:"needsPMREMUpdate",set:function(e){!0===e&&this.pmremVersion++}}])}(kc);sh.DEFAULT_IMAGE=null,sh.DEFAULT_MAPPING=300,sh.DEFAULT_ANISOTROPY=1;var uh=function(){return T(function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0,n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0,i=arguments.length>3&&void 0!==arguments[3]?arguments[3]:1;A(this,e),e.prototype.isVector4=!0,this.x=t,this.y=n,this.z=r,this.w=i},[{key:"width",get:function(){return this.z},set:function(e){this.z=e}},{key:"height",get:function(){return this.w},set:function(e){this.w=e}},{key:"set",value:function(e,t,n,r){return this.x=e,this.y=t,this.z=n,this.w=r,this}},{key:"setScalar",value:function(e){return this.x=e,this.y=e,this.z=e,this.w=e,this}},{key:"setX",value:function(e){return this.x=e,this}},{key:"setY",value:function(e){return this.y=e,this}},{key:"setZ",value:function(e){return this.z=e,this}},{key:"setW",value:function(e){return this.w=e,this}},{key:"setComponent",value:function(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;case 2:this.z=t;break;case 3:this.w=t;break;default:throw new Error("index is out of range: "+e)}return this}},{key:"getComponent",value:function(e){switch(e){case 0:return this.x;case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw new Error("index is out of range: "+e)}}},{key:"clone",value:function(){return new this.constructor(this.x,this.y,this.z,this.w)}},{key:"copy",value:function(e){return this.x=e.x,this.y=e.y,this.z=e.z,this.w=void 0!==e.w?e.w:1,this}},{key:"add",value:function(e){return this.x+=e.x,this.y+=e.y,this.z+=e.z,this.w+=e.w,this}},{key:"addScalar",value:function(e){return this.x+=e,this.y+=e,this.z+=e,this.w+=e,this}},{key:"addVectors",value:function(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this.z=e.z+t.z,this.w=e.w+t.w,this}},{key:"addScaledVector",value:function(e,t){return this.x+=e.x*t,this.y+=e.y*t,this.z+=e.z*t,this.w+=e.w*t,this}},{key:"sub",value:function(e){return this.x-=e.x,this.y-=e.y,this.z-=e.z,this.w-=e.w,this}},{key:"subScalar",value:function(e){return this.x-=e,this.y-=e,this.z-=e,this.w-=e,this}},{key:"subVectors",value:function(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this.z=e.z-t.z,this.w=e.w-t.w,this}},{key:"multiply",value:function(e){return this.x*=e.x,this.y*=e.y,this.z*=e.z,this.w*=e.w,this}},{key:"multiplyScalar",value:function(e){return this.x*=e,this.y*=e,this.z*=e,this.w*=e,this}},{key:"applyMatrix4",value:function(e){var t=this.x,n=this.y,r=this.z,i=this.w,a=e.elements;return this.x=a[0]*t+a[4]*n+a[8]*r+a[12]*i,this.y=a[1]*t+a[5]*n+a[9]*r+a[13]*i,this.z=a[2]*t+a[6]*n+a[10]*r+a[14]*i,this.w=a[3]*t+a[7]*n+a[11]*r+a[15]*i,this}},{key:"divide",value:function(e){return this.x/=e.x,this.y/=e.y,this.z/=e.z,this.w/=e.w,this}},{key:"divideScalar",value:function(e){return this.multiplyScalar(1/e)}},{key:"setAxisAngleFromQuaternion",value:function(e){this.w=2*Math.acos(e.w);var t=Math.sqrt(1-e.w*e.w);return t<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=e.x/t,this.y=e.y/t,this.z=e.z/t),this}},{key:"setAxisAngleFromRotationMatrix",value:function(e){var t,n,r,i,a=.01,o=.1,s=e.elements,u=s[0],l=s[4],c=s[8],h=s[1],d=s[5],f=s[9],p=s[2],v=s[6],m=s[10];if(Math.abs(l-h)<a&&Math.abs(c-p)<a&&Math.abs(f-v)<a){if(Math.abs(l+h)<o&&Math.abs(c+p)<o&&Math.abs(f+v)<o&&Math.abs(u+d+m-3)<o)return this.set(1,0,0,0),this;t=Math.PI;var g=(u+1)/2,y=(d+1)/2,_=(m+1)/2,b=(l+h)/4,x=(c+p)/4,S=(f+v)/4;return g>y&&g>_?g<a?(n=0,r=.707106781,i=.707106781):(r=b/(n=Math.sqrt(g)),i=x/n):y>_?y<a?(n=.707106781,r=0,i=.707106781):(n=b/(r=Math.sqrt(y)),i=S/r):_<a?(n=.707106781,r=.707106781,i=0):(n=x/(i=Math.sqrt(_)),r=S/i),this.set(n,r,i,t),this}var A=Math.sqrt((v-f)*(v-f)+(c-p)*(c-p)+(h-l)*(h-l));return Math.abs(A)<.001&&(A=1),this.x=(v-f)/A,this.y=(c-p)/A,this.z=(h-l)/A,this.w=Math.acos((u+d+m-1)/2),this}},{key:"setFromMatrixPosition",value:function(e){var t=e.elements;return this.x=t[12],this.y=t[13],this.z=t[14],this.w=t[15],this}},{key:"min",value:function(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this.z=Math.min(this.z,e.z),this.w=Math.min(this.w,e.w),this}},{key:"max",value:function(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this.z=Math.max(this.z,e.z),this.w=Math.max(this.w,e.w),this}},{key:"clamp",value:function(e,t){return this.x=Dc(this.x,e.x,t.x),this.y=Dc(this.y,e.y,t.y),this.z=Dc(this.z,e.z,t.z),this.w=Dc(this.w,e.w,t.w),this}},{key:"clampScalar",value:function(e,t){return this.x=Dc(this.x,e,t),this.y=Dc(this.y,e,t),this.z=Dc(this.z,e,t),this.w=Dc(this.w,e,t),this}},{key:"clampLength",value:function(e,t){var n=this.length();return this.divideScalar(n||1).multiplyScalar(Dc(n,e,t))}},{key:"floor",value:function(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this.w=Math.floor(this.w),this}},{key:"ceil",value:function(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this.w=Math.ceil(this.w),this}},{key:"round",value:function(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this.w=Math.round(this.w),this}},{key:"roundToZero",value:function(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this.z=Math.trunc(this.z),this.w=Math.trunc(this.w),this}},{key:"negate",value:function(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this.w=-this.w,this}},{key:"dot",value:function(e){return this.x*e.x+this.y*e.y+this.z*e.z+this.w*e.w}},{key:"lengthSq",value:function(){return this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w}},{key:"length",value:function(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w)}},{key:"manhattanLength",value:function(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)+Math.abs(this.w)}},{key:"normalize",value:function(){return this.divideScalar(this.length()||1)}},{key:"setLength",value:function(e){return this.normalize().multiplyScalar(e)}},{key:"lerp",value:function(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this.z+=(e.z-this.z)*t,this.w+=(e.w-this.w)*t,this}},{key:"lerpVectors",value:function(e,t,n){return this.x=e.x+(t.x-e.x)*n,this.y=e.y+(t.y-e.y)*n,this.z=e.z+(t.z-e.z)*n,this.w=e.w+(t.w-e.w)*n,this}},{key:"equals",value:function(e){return e.x===this.x&&e.y===this.y&&e.z===this.z&&e.w===this.w}},{key:"fromArray",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return this.x=e[t],this.y=e[t+1],this.z=e[t+2],this.w=e[t+3],this}},{key:"toArray",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[],t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return e[t]=this.x,e[t+1]=this.y,e[t+2]=this.z,e[t+3]=this.w,e}},{key:"fromBufferAttribute",value:function(e,t){return this.x=e.getX(t),this.y=e.getY(t),this.z=e.getZ(t),this.w=e.getW(t),this}},{key:"random",value:function(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this.w=Math.random(),this}},{key:Symbol.iterator,value:d().m(function e(){return d().w(function(e){for(;;)switch(e.n){case 0:return e.n=1,this.x;case 1:return e.n=2,this.y;case 2:return e.n=3,this.z;case 3:return e.n=4,this.w;case 4:return e.a(2)}},e,this)})}])}(),lh=function(e){function t(){var e,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1,i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};A(this,t),(e=y(this,t)).isRenderTarget=!0,e.width=n,e.height=r,e.depth=1,e.scissor=new uh(0,0,n,r),e.scissorTest=!1,e.viewport=new uh(0,0,n,r);var a={width:n,height:r,depth:1};i=Object.assign({generateMipmaps:!1,internalFormat:null,minFilter:ll,depthBuffer:!0,stencilBuffer:!1,resolveDepthBuffer:!0,resolveStencilBuffer:!0,depthTexture:null,samples:0,count:1},i);var o=new sh(a,i.mapping,i.wrapS,i.wrapT,i.magFilter,i.minFilter,i.format,i.type,i.anisotropy,i.colorSpace);o.flipY=!1,o.generateMipmaps=i.generateMipmaps,o.internalFormat=i.internalFormat,e.textures=[];for(var s=i.count,u=0;u<s;u++)e.textures[u]=o.clone(),e.textures[u].isRenderTargetTexture=!0,e.textures[u].renderTarget=e;return e.depthBuffer=i.depthBuffer,e.stencilBuffer=i.stencilBuffer,e.resolveDepthBuffer=i.resolveDepthBuffer,e.resolveStencilBuffer=i.resolveStencilBuffer,e._depthTexture=null,e.depthTexture=i.depthTexture,e.samples=i.samples,e}return x(t,e),T(t,[{key:"texture",get:function(){return this.textures[0]},set:function(e){this.textures[0]=e}},{key:"depthTexture",get:function(){return this._depthTexture},set:function(e){null!==this._depthTexture&&(this._depthTexture.renderTarget=null),null!==e&&(e.renderTarget=this),this._depthTexture=e}},{key:"setSize",value:function(e,t){var n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1;if(this.width!==e||this.height!==t||this.depth!==n){this.width=e,this.height=t,this.depth=n;for(var r=0,i=this.textures.length;r<i;r++)this.textures[r].image.width=e,this.textures[r].image.height=t,this.textures[r].image.depth=n;this.dispose()}this.viewport.set(0,0,e,t),this.scissor.set(0,0,e,t)}},{key:"clone",value:function(){return(new this.constructor).copy(this)}},{key:"copy",value:function(e){this.width=e.width,this.height=e.height,this.depth=e.depth,this.scissor.copy(e.scissor),this.scissorTest=e.scissorTest,this.viewport.copy(e.viewport),this.textures.length=0;for(var t=0,n=e.textures.length;t<n;t++)this.textures[t]=e.textures[t].clone(),this.textures[t].isRenderTargetTexture=!0,this.textures[t].renderTarget=this;var r=Object.assign({},e.texture.image);return this.texture.source=new ih(r),this.depthBuffer=e.depthBuffer,this.stencilBuffer=e.stencilBuffer,this.resolveDepthBuffer=e.resolveDepthBuffer,this.resolveStencilBuffer=e.resolveStencilBuffer,null!==e.depthTexture&&(this.depthTexture=e.depthTexture.clone()),this.samples=e.samples,this}},{key:"dispose",value:function(){this.dispatchEvent({type:"dispose"})}}])}(kc),ch=function(e){function t(){var e,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1,i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};return A(this,t),(e=y(this,t,[n,r,i])).isWebGLRenderTarget=!0,e}return x(t,e),T(t)}(lh),hh=function(e){function t(){var e,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:null,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1,i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1,a=arguments.length>3&&void 0!==arguments[3]?arguments[3]:1;return A(this,t),(e=y(this,t,[null])).isDataArrayTexture=!0,e.image={data:n,width:r,height:i,depth:a},e.magFilter=sl,e.minFilter=sl,e.wrapR=al,e.generateMipmaps=!1,e.flipY=!1,e.unpackAlignment=1,e.layerUpdates=new Set,e}return x(t,e),T(t,[{key:"addLayerUpdate",value:function(e){this.layerUpdates.add(e)}},{key:"clearLayerUpdates",value:function(){this.layerUpdates.clear()}}])}(sh),dh=function(e){function t(){var e,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:null,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1,i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1,a=arguments.length>3&&void 0!==arguments[3]?arguments[3]:1;return A(this,t),(e=y(this,t,[null])).isData3DTexture=!0,e.image={data:n,width:r,height:i,depth:a},e.magFilter=sl,e.minFilter=sl,e.wrapR=al,e.generateMipmaps=!1,e.flipY=!1,e.unpackAlignment=1,e}return x(t,e),T(t)}(sh),fh=function(){return T(function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0,n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0,i=arguments.length>3&&void 0!==arguments[3]?arguments[3]:1;A(this,e),this.isQuaternion=!0,this._x=t,this._y=n,this._z=r,this._w=i},[{key:"x",get:function(){return this._x},set:function(e){this._x=e,this._onChangeCallback()}},{key:"y",get:function(){return this._y},set:function(e){this._y=e,this._onChangeCallback()}},{key:"z",get:function(){return this._z},set:function(e){this._z=e,this._onChangeCallback()}},{key:"w",get:function(){return this._w},set:function(e){this._w=e,this._onChangeCallback()}},{key:"set",value:function(e,t,n,r){return this._x=e,this._y=t,this._z=n,this._w=r,this._onChangeCallback(),this}},{key:"clone",value:function(){return new this.constructor(this._x,this._y,this._z,this._w)}},{key:"copy",value:function(e){return this._x=e.x,this._y=e.y,this._z=e.z,this._w=e.w,this._onChangeCallback(),this}},{key:"setFromEuler",value:function(e){var t=!(arguments.length>1&&void 0!==arguments[1])||arguments[1],n=e._x,r=e._y,i=e._z,a=e._order,o=Math.cos,s=Math.sin,u=o(n/2),l=o(r/2),c=o(i/2),h=s(n/2),d=s(r/2),f=s(i/2);switch(a){case"XYZ":this._x=h*l*c+u*d*f,this._y=u*d*c-h*l*f,this._z=u*l*f+h*d*c,this._w=u*l*c-h*d*f;break;case"YXZ":this._x=h*l*c+u*d*f,this._y=u*d*c-h*l*f,this._z=u*l*f-h*d*c,this._w=u*l*c+h*d*f;break;case"ZXY":this._x=h*l*c-u*d*f,this._y=u*d*c+h*l*f,this._z=u*l*f+h*d*c,this._w=u*l*c-h*d*f;break;case"ZYX":this._x=h*l*c-u*d*f,this._y=u*d*c+h*l*f,this._z=u*l*f-h*d*c,this._w=u*l*c+h*d*f;break;case"YZX":this._x=h*l*c+u*d*f,this._y=u*d*c+h*l*f,this._z=u*l*f-h*d*c,this._w=u*l*c-h*d*f;break;case"XZY":this._x=h*l*c-u*d*f,this._y=u*d*c-h*l*f,this._z=u*l*f+h*d*c,this._w=u*l*c+h*d*f;break;default:console.warn("THREE.Quaternion: .setFromEuler() encountered an unknown order: "+a)}return!0===t&&this._onChangeCallback(),this}},{key:"setFromAxisAngle",value:function(e,t){var n=t/2,r=Math.sin(n);return this._x=e.x*r,this._y=e.y*r,this._z=e.z*r,this._w=Math.cos(n),this._onChangeCallback(),this}},{key:"setFromRotationMatrix",value:function(e){var t=e.elements,n=t[0],r=t[4],i=t[8],a=t[1],o=t[5],s=t[9],u=t[2],l=t[6],c=t[10],h=n+o+c;if(h>0){var d=.5/Math.sqrt(h+1);this._w=.25/d,this._x=(l-s)*d,this._y=(i-u)*d,this._z=(a-r)*d}else if(n>o&&n>c){var f=2*Math.sqrt(1+n-o-c);this._w=(l-s)/f,this._x=.25*f,this._y=(r+a)/f,this._z=(i+u)/f}else if(o>c){var p=2*Math.sqrt(1+o-n-c);this._w=(i-u)/p,this._x=(r+a)/p,this._y=.25*p,this._z=(s+l)/p}else{var v=2*Math.sqrt(1+c-n-o);this._w=(a-r)/v,this._x=(i+u)/v,this._y=(s+l)/v,this._z=.25*v}return this._onChangeCallback(),this}},{key:"setFromUnitVectors",value:function(e,t){var n=e.dot(t)+1;return n<Number.EPSILON?(n=0,Math.abs(e.x)>Math.abs(e.z)?(this._x=-e.y,this._y=e.x,this._z=0,this._w=n):(this._x=0,this._y=-e.z,this._z=e.y,this._w=n)):(this._x=e.y*t.z-e.z*t.y,this._y=e.z*t.x-e.x*t.z,this._z=e.x*t.y-e.y*t.x,this._w=n),this.normalize()}},{key:"angleTo",value:function(e){return 2*Math.acos(Math.abs(Dc(this.dot(e),-1,1)))}},{key:"rotateTowards",value:function(e,t){var n=this.angleTo(e);if(0===n)return this;var r=Math.min(1,t/n);return this.slerp(e,r),this}},{key:"identity",value:function(){return this.set(0,0,0,1)}},{key:"invert",value:function(){return this.conjugate()}},{key:"conjugate",value:function(){return this._x*=-1,this._y*=-1,this._z*=-1,this._onChangeCallback(),this}},{key:"dot",value:function(e){return this._x*e._x+this._y*e._y+this._z*e._z+this._w*e._w}},{key:"lengthSq",value:function(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w}},{key:"length",value:function(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)}},{key:"normalize",value:function(){var e=this.length();return 0===e?(this._x=0,this._y=0,this._z=0,this._w=1):(e=1/e,this._x=this._x*e,this._y=this._y*e,this._z=this._z*e,this._w=this._w*e),this._onChangeCallback(),this}},{key:"multiply",value:function(e){return this.multiplyQuaternions(this,e)}},{key:"premultiply",value:function(e){return this.multiplyQuaternions(e,this)}},{key:"multiplyQuaternions",value:function(e,t){var n=e._x,r=e._y,i=e._z,a=e._w,o=t._x,s=t._y,u=t._z,l=t._w;return this._x=n*l+a*o+r*u-i*s,this._y=r*l+a*s+i*o-n*u,this._z=i*l+a*u+n*s-r*o,this._w=a*l-n*o-r*s-i*u,this._onChangeCallback(),this}},{key:"slerp",value:function(e,t){if(0===t)return this;if(1===t)return this.copy(e);var n=this._x,r=this._y,i=this._z,a=this._w,o=a*e._w+n*e._x+r*e._y+i*e._z;if(o<0?(this._w=-e._w,this._x=-e._x,this._y=-e._y,this._z=-e._z,o=-o):this.copy(e),o>=1)return this._w=a,this._x=n,this._y=r,this._z=i,this;var s=1-o*o;if(s<=Number.EPSILON){var u=1-t;return this._w=u*a+t*this._w,this._x=u*n+t*this._x,this._y=u*r+t*this._y,this._z=u*i+t*this._z,this.normalize(),this}var l=Math.sqrt(s),c=Math.atan2(l,o),h=Math.sin((1-t)*c)/l,d=Math.sin(t*c)/l;return this._w=a*h+this._w*d,this._x=n*h+this._x*d,this._y=r*h+this._y*d,this._z=i*h+this._z*d,this._onChangeCallback(),this}},{key:"slerpQuaternions",value:function(e,t,n){return this.copy(e).slerp(t,n)}},{key:"random",value:function(){var e=2*Math.PI*Math.random(),t=2*Math.PI*Math.random(),n=Math.random(),r=Math.sqrt(1-n),i=Math.sqrt(n);return this.set(r*Math.sin(e),r*Math.cos(e),i*Math.sin(t),i*Math.cos(t))}},{key:"equals",value:function(e){return e._x===this._x&&e._y===this._y&&e._z===this._z&&e._w===this._w}},{key:"fromArray",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return this._x=e[t],this._y=e[t+1],this._z=e[t+2],this._w=e[t+3],this._onChangeCallback(),this}},{key:"toArray",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[],t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return e[t]=this._x,e[t+1]=this._y,e[t+2]=this._z,e[t+3]=this._w,e}},{key:"fromBufferAttribute",value:function(e,t){return this._x=e.getX(t),this._y=e.getY(t),this._z=e.getZ(t),this._w=e.getW(t),this._onChangeCallback(),this}},{key:"toJSON",value:function(){return this.toArray()}},{key:"_onChange",value:function(e){return this._onChangeCallback=e,this}},{key:"_onChangeCallback",value:function(){}},{key:Symbol.iterator,value:d().m(function e(){return d().w(function(e){for(;;)switch(e.n){case 0:return e.n=1,this._x;case 1:return e.n=2,this._y;case 2:return e.n=3,this._z;case 3:return e.n=4,this._w;case 4:return e.a(2)}},e,this)})}],[{key:"slerpFlat",value:function(e,t,n,r,i,a,o){var s=n[r+0],u=n[r+1],l=n[r+2],c=n[r+3],h=i[a+0],d=i[a+1],f=i[a+2],p=i[a+3];if(0===o)return e[t+0]=s,e[t+1]=u,e[t+2]=l,void(e[t+3]=c);if(1===o)return e[t+0]=h,e[t+1]=d,e[t+2]=f,void(e[t+3]=p);if(c!==p||s!==h||u!==d||l!==f){var v=1-o,m=s*h+u*d+l*f+c*p,g=m>=0?1:-1,y=1-m*m;if(y>Number.EPSILON){var _=Math.sqrt(y),b=Math.atan2(_,m*g);v=Math.sin(v*b)/_,o=Math.sin(o*b)/_}var x=o*g;if(s=s*v+h*x,u=u*v+d*x,l=l*v+f*x,c=c*v+p*x,v===1-o){var S=1/Math.sqrt(s*s+u*u+l*l+c*c);s*=S,u*=S,l*=S,c*=S}}e[t]=s,e[t+1]=u,e[t+2]=l,e[t+3]=c}},{key:"multiplyQuaternionsFlat",value:function(e,t,n,r,i,a){var o=n[r],s=n[r+1],u=n[r+2],l=n[r+3],c=i[a],h=i[a+1],d=i[a+2],f=i[a+3];return e[t]=o*f+l*c+s*d-u*h,e[t+1]=s*f+l*h+u*c-o*d,e[t+2]=u*f+l*d+o*h-s*c,e[t+3]=l*f-o*c-s*h-u*d,e}}])}(),ph=function(){return T(function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0,n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0;A(this,e),e.prototype.isVector3=!0,this.x=t,this.y=n,this.z=r},[{key:"set",value:function(e,t,n){return void 0===n&&(n=this.z),this.x=e,this.y=t,this.z=n,this}},{key:"setScalar",value:function(e){return this.x=e,this.y=e,this.z=e,this}},{key:"setX",value:function(e){return this.x=e,this}},{key:"setY",value:function(e){return this.y=e,this}},{key:"setZ",value:function(e){return this.z=e,this}},{key:"setComponent",value:function(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;case 2:this.z=t;break;default:throw new Error("index is out of range: "+e)}return this}},{key:"getComponent",value:function(e){switch(e){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw new Error("index is out of range: "+e)}}},{key:"clone",value:function(){return new this.constructor(this.x,this.y,this.z)}},{key:"copy",value:function(e){return this.x=e.x,this.y=e.y,this.z=e.z,this}},{key:"add",value:function(e){return this.x+=e.x,this.y+=e.y,this.z+=e.z,this}},{key:"addScalar",value:function(e){return this.x+=e,this.y+=e,this.z+=e,this}},{key:"addVectors",value:function(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this.z=e.z+t.z,this}},{key:"addScaledVector",value:function(e,t){return this.x+=e.x*t,this.y+=e.y*t,this.z+=e.z*t,this}},{key:"sub",value:function(e){return this.x-=e.x,this.y-=e.y,this.z-=e.z,this}},{key:"subScalar",value:function(e){return this.x-=e,this.y-=e,this.z-=e,this}},{key:"subVectors",value:function(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this.z=e.z-t.z,this}},{key:"multiply",value:function(e){return this.x*=e.x,this.y*=e.y,this.z*=e.z,this}},{key:"multiplyScalar",value:function(e){return this.x*=e,this.y*=e,this.z*=e,this}},{key:"multiplyVectors",value:function(e,t){return this.x=e.x*t.x,this.y=e.y*t.y,this.z=e.z*t.z,this}},{key:"applyEuler",value:function(e){return this.applyQuaternion(mh.setFromEuler(e))}},{key:"applyAxisAngle",value:function(e,t){return this.applyQuaternion(mh.setFromAxisAngle(e,t))}},{key:"applyMatrix3",value:function(e){var t=this.x,n=this.y,r=this.z,i=e.elements;return this.x=i[0]*t+i[3]*n+i[6]*r,this.y=i[1]*t+i[4]*n+i[7]*r,this.z=i[2]*t+i[5]*n+i[8]*r,this}},{key:"applyNormalMatrix",value:function(e){return this.applyMatrix3(e).normalize()}},{key:"applyMatrix4",value:function(e){var t=this.x,n=this.y,r=this.z,i=e.elements,a=1/(i[3]*t+i[7]*n+i[11]*r+i[15]);return this.x=(i[0]*t+i[4]*n+i[8]*r+i[12])*a,this.y=(i[1]*t+i[5]*n+i[9]*r+i[13])*a,this.z=(i[2]*t+i[6]*n+i[10]*r+i[14])*a,this}},{key:"applyQuaternion",value:function(e){var t=this.x,n=this.y,r=this.z,i=e.x,a=e.y,o=e.z,s=e.w,u=2*(a*r-o*n),l=2*(o*t-i*r),c=2*(i*n-a*t);return this.x=t+s*u+a*c-o*l,this.y=n+s*l+o*u-i*c,this.z=r+s*c+i*l-a*u,this}},{key:"project",value:function(e){return this.applyMatrix4(e.matrixWorldInverse).applyMatrix4(e.projectionMatrix)}},{key:"unproject",value:function(e){return this.applyMatrix4(e.projectionMatrixInverse).applyMatrix4(e.matrixWorld)}},{key:"transformDirection",value:function(e){var t=this.x,n=this.y,r=this.z,i=e.elements;return this.x=i[0]*t+i[4]*n+i[8]*r,this.y=i[1]*t+i[5]*n+i[9]*r,this.z=i[2]*t+i[6]*n+i[10]*r,this.normalize()}},{key:"divide",value:function(e){return this.x/=e.x,this.y/=e.y,this.z/=e.z,this}},{key:"divideScalar",value:function(e){return this.multiplyScalar(1/e)}},{key:"min",value:function(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this.z=Math.min(this.z,e.z),this}},{key:"max",value:function(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this.z=Math.max(this.z,e.z),this}},{key:"clamp",value:function(e,t){return this.x=Dc(this.x,e.x,t.x),this.y=Dc(this.y,e.y,t.y),this.z=Dc(this.z,e.z,t.z),this}},{key:"clampScalar",value:function(e,t){return this.x=Dc(this.x,e,t),this.y=Dc(this.y,e,t),this.z=Dc(this.z,e,t),this}},{key:"clampLength",value:function(e,t){var n=this.length();return this.divideScalar(n||1).multiplyScalar(Dc(n,e,t))}},{key:"floor",value:function(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this}},{key:"ceil",value:function(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this}},{key:"round",value:function(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this}},{key:"roundToZero",value:function(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this.z=Math.trunc(this.z),this}},{key:"negate",value:function(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this}},{key:"dot",value:function(e){return this.x*e.x+this.y*e.y+this.z*e.z}},{key:"lengthSq",value:function(){return this.x*this.x+this.y*this.y+this.z*this.z}},{key:"length",value:function(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)}},{key:"manhattanLength",value:function(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)}},{key:"normalize",value:function(){return this.divideScalar(this.length()||1)}},{key:"setLength",value:function(e){return this.normalize().multiplyScalar(e)}},{key:"lerp",value:function(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this.z+=(e.z-this.z)*t,this}},{key:"lerpVectors",value:function(e,t,n){return this.x=e.x+(t.x-e.x)*n,this.y=e.y+(t.y-e.y)*n,this.z=e.z+(t.z-e.z)*n,this}},{key:"cross",value:function(e){return this.crossVectors(this,e)}},{key:"crossVectors",value:function(e,t){var n=e.x,r=e.y,i=e.z,a=t.x,o=t.y,s=t.z;return this.x=r*s-i*o,this.y=i*a-n*s,this.z=n*o-r*a,this}},{key:"projectOnVector",value:function(e){var t=e.lengthSq();if(0===t)return this.set(0,0,0);var n=e.dot(this)/t;return this.copy(e).multiplyScalar(n)}},{key:"projectOnPlane",value:function(e){return vh.copy(this).projectOnVector(e),this.sub(vh)}},{key:"reflect",value:function(e){return this.sub(vh.copy(e).multiplyScalar(2*this.dot(e)))}},{key:"angleTo",value:function(e){var t=Math.sqrt(this.lengthSq()*e.lengthSq());if(0===t)return Math.PI/2;var n=this.dot(e)/t;return Math.acos(Dc(n,-1,1))}},{key:"distanceTo",value:function(e){return Math.sqrt(this.distanceToSquared(e))}},{key:"distanceToSquared",value:function(e){var t=this.x-e.x,n=this.y-e.y,r=this.z-e.z;return t*t+n*n+r*r}},{key:"manhattanDistanceTo",value:function(e){return Math.abs(this.x-e.x)+Math.abs(this.y-e.y)+Math.abs(this.z-e.z)}},{key:"setFromSpherical",value:function(e){return this.setFromSphericalCoords(e.radius,e.phi,e.theta)}},{key:"setFromSphericalCoords",value:function(e,t,n){var r=Math.sin(t)*e;return this.x=r*Math.sin(n),this.y=Math.cos(t)*e,this.z=r*Math.cos(n),this}},{key:"setFromCylindrical",value:function(e){return this.setFromCylindricalCoords(e.radius,e.theta,e.y)}},{key:"setFromCylindricalCoords",value:function(e,t,n){return this.x=e*Math.sin(t),this.y=n,this.z=e*Math.cos(t),this}},{key:"setFromMatrixPosition",value:function(e){var t=e.elements;return this.x=t[12],this.y=t[13],this.z=t[14],this}},{key:"setFromMatrixScale",value:function(e){var t=this.setFromMatrixColumn(e,0).length(),n=this.setFromMatrixColumn(e,1).length(),r=this.setFromMatrixColumn(e,2).length();return this.x=t,this.y=n,this.z=r,this}},{key:"setFromMatrixColumn",value:function(e,t){return this.fromArray(e.elements,4*t)}},{key:"setFromMatrix3Column",value:function(e,t){return this.fromArray(e.elements,3*t)}},{key:"setFromEuler",value:function(e){return this.x=e._x,this.y=e._y,this.z=e._z,this}},{key:"setFromColor",value:function(e){return this.x=e.r,this.y=e.g,this.z=e.b,this}},{key:"equals",value:function(e){return e.x===this.x&&e.y===this.y&&e.z===this.z}},{key:"fromArray",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return this.x=e[t],this.y=e[t+1],this.z=e[t+2],this}},{key:"toArray",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[],t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return e[t]=this.x,e[t+1]=this.y,e[t+2]=this.z,e}},{key:"fromBufferAttribute",value:function(e,t){return this.x=e.getX(t),this.y=e.getY(t),this.z=e.getZ(t),this}},{key:"random",value:function(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this}},{key:"randomDirection",value:function(){var e=Math.random()*Math.PI*2,t=2*Math.random()-1,n=Math.sqrt(1-t*t);return this.x=n*Math.cos(e),this.y=t,this.z=n*Math.sin(e),this}},{key:Symbol.iterator,value:d().m(function e(){return d().w(function(e){for(;;)switch(e.n){case 0:return e.n=1,this.x;case 1:return e.n=2,this.y;case 2:return e.n=3,this.z;case 3:return e.a(2)}},e,this)})}])}(),vh=new ph,mh=new fh,gh=function(){return T(function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new ph(1/0,1/0,1/0),n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new ph(-1/0,-1/0,-1/0);A(this,e),this.isBox3=!0,this.min=t,this.max=n},[{key:"set",value:function(e,t){return this.min.copy(e),this.max.copy(t),this}},{key:"setFromArray",value:function(e){this.makeEmpty();for(var t=0,n=e.length;t<n;t+=3)this.expandByPoint(_h.fromArray(e,t));return this}},{key:"setFromBufferAttribute",value:function(e){this.makeEmpty();for(var t=0,n=e.count;t<n;t++)this.expandByPoint(_h.fromBufferAttribute(e,t));return this}},{key:"setFromPoints",value:function(e){this.makeEmpty();for(var t=0,n=e.length;t<n;t++)this.expandByPoint(e[t]);return this}},{key:"setFromCenterAndSize",value:function(e,t){var n=_h.copy(t).multiplyScalar(.5);return this.min.copy(e).sub(n),this.max.copy(e).add(n),this}},{key:"setFromObject",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]&&arguments[1];return this.makeEmpty(),this.expandByObject(e,t)}},{key:"clone",value:function(){return(new this.constructor).copy(this)}},{key:"copy",value:function(e){return this.min.copy(e.min),this.max.copy(e.max),this}},{key:"makeEmpty",value:function(){return this.min.x=this.min.y=this.min.z=1/0,this.max.x=this.max.y=this.max.z=-1/0,this}},{key:"isEmpty",value:function(){return this.max.x<this.min.x||this.max.y<this.min.y||this.max.z<this.min.z}},{key:"getCenter",value:function(e){return this.isEmpty()?e.set(0,0,0):e.addVectors(this.min,this.max).multiplyScalar(.5)}},{key:"getSize",value:function(e){return this.isEmpty()?e.set(0,0,0):e.subVectors(this.max,this.min)}},{key:"expandByPoint",value:function(e){return this.min.min(e),this.max.max(e),this}},{key:"expandByVector",value:function(e){return this.min.sub(e),this.max.add(e),this}},{key:"expandByScalar",value:function(e){return this.min.addScalar(-e),this.max.addScalar(e),this}},{key:"expandByObject",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]&&arguments[1];e.updateWorldMatrix(!1,!1);var n=e.geometry;if(void 0!==n){var r=n.getAttribute("position");if(!0===t&&void 0!==r&&!0!==e.isInstancedMesh)for(var i=0,a=r.count;i<a;i++)!0===e.isMesh?e.getVertexPosition(i,_h):_h.fromBufferAttribute(r,i),_h.applyMatrix4(e.matrixWorld),this.expandByPoint(_h);else void 0!==e.boundingBox?(null===e.boundingBox&&e.computeBoundingBox(),bh.copy(e.boundingBox)):(null===n.boundingBox&&n.computeBoundingBox(),bh.copy(n.boundingBox)),bh.applyMatrix4(e.matrixWorld),this.union(bh)}for(var o=e.children,s=0,u=o.length;s<u;s++)this.expandByObject(o[s],t);return this}},{key:"containsPoint",value:function(e){return e.x>=this.min.x&&e.x<=this.max.x&&e.y>=this.min.y&&e.y<=this.max.y&&e.z>=this.min.z&&e.z<=this.max.z}},{key:"containsBox",value:function(e){return this.min.x<=e.min.x&&e.max.x<=this.max.x&&this.min.y<=e.min.y&&e.max.y<=this.max.y&&this.min.z<=e.min.z&&e.max.z<=this.max.z}},{key:"getParameter",value:function(e,t){return t.set((e.x-this.min.x)/(this.max.x-this.min.x),(e.y-this.min.y)/(this.max.y-this.min.y),(e.z-this.min.z)/(this.max.z-this.min.z))}},{key:"intersectsBox",value:function(e){return e.max.x>=this.min.x&&e.min.x<=this.max.x&&e.max.y>=this.min.y&&e.min.y<=this.max.y&&e.max.z>=this.min.z&&e.min.z<=this.max.z}},{key:"intersectsSphere",value:function(e){return this.clampPoint(e.center,_h),_h.distanceToSquared(e.center)<=e.radius*e.radius}},{key:"intersectsPlane",value:function(e){var t,n;return e.normal.x>0?(t=e.normal.x*this.min.x,n=e.normal.x*this.max.x):(t=e.normal.x*this.max.x,n=e.normal.x*this.min.x),e.normal.y>0?(t+=e.normal.y*this.min.y,n+=e.normal.y*this.max.y):(t+=e.normal.y*this.max.y,n+=e.normal.y*this.min.y),e.normal.z>0?(t+=e.normal.z*this.min.z,n+=e.normal.z*this.max.z):(t+=e.normal.z*this.max.z,n+=e.normal.z*this.min.z),t<=-e.constant&&n>=-e.constant}},{key:"intersectsTriangle",value:function(e){if(this.isEmpty())return!1;this.getCenter(Eh),Ch.subVectors(this.max,Eh),xh.subVectors(e.a,Eh),Sh.subVectors(e.b,Eh),Ah.subVectors(e.c,Eh),wh.subVectors(Sh,xh),Th.subVectors(Ah,Sh),Mh.subVectors(xh,Ah);var t=[0,-wh.z,wh.y,0,-Th.z,Th.y,0,-Mh.z,Mh.y,wh.z,0,-wh.x,Th.z,0,-Th.x,Mh.z,0,-Mh.x,-wh.y,wh.x,0,-Th.y,Th.x,0,-Mh.y,Mh.x,0];return!!Ih(t,xh,Sh,Ah,Ch)&&(!!Ih(t=[1,0,0,0,1,0,0,0,1],xh,Sh,Ah,Ch)&&(kh.crossVectors(wh,Th),Ih(t=[kh.x,kh.y,kh.z],xh,Sh,Ah,Ch)))}},{key:"clampPoint",value:function(e,t){return t.copy(e).clamp(this.min,this.max)}},{key:"distanceToPoint",value:function(e){return this.clampPoint(e,_h).distanceTo(e)}},{key:"getBoundingSphere",value:function(e){return this.isEmpty()?e.makeEmpty():(this.getCenter(e.center),e.radius=.5*this.getSize(_h).length()),e}},{key:"intersect",value:function(e){return this.min.max(e.min),this.max.min(e.max),this.isEmpty()&&this.makeEmpty(),this}},{key:"union",value:function(e){return this.min.min(e.min),this.max.max(e.max),this}},{key:"applyMatrix4",value:function(e){return this.isEmpty()||(yh[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(e),yh[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(e),yh[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(e),yh[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(e),yh[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(e),yh[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(e),yh[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(e),yh[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(e),this.setFromPoints(yh)),this}},{key:"translate",value:function(e){return this.min.add(e),this.max.add(e),this}},{key:"equals",value:function(e){return e.min.equals(this.min)&&e.max.equals(this.max)}}])}(),yh=[new ph,new ph,new ph,new ph,new ph,new ph,new ph,new ph],_h=new ph,bh=new gh,xh=new ph,Sh=new ph,Ah=new ph,wh=new ph,Th=new ph,Mh=new ph,Eh=new ph,Ch=new ph,kh=new ph,Rh=new ph;function Ih(e,t,n,r,i){for(var a=0,o=e.length-3;a<=o;a+=3){Rh.fromArray(e,a);var s=i.x*Math.abs(Rh.x)+i.y*Math.abs(Rh.y)+i.z*Math.abs(Rh.z),u=t.dot(Rh),l=n.dot(Rh),c=r.dot(Rh);if(Math.max(-Math.max(u,l,c),Math.min(u,l,c))>s)return!1}return!0}var Nh=new gh,Ph=new ph,Lh=new ph,Dh=function(){return T(function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new ph,n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:-1;A(this,e),this.isSphere=!0,this.center=t,this.radius=n},[{key:"set",value:function(e,t){return this.center.copy(e),this.radius=t,this}},{key:"setFromPoints",value:function(e,t){var n=this.center;void 0!==t?n.copy(t):Nh.setFromPoints(e).getCenter(n);for(var r=0,i=0,a=e.length;i<a;i++)r=Math.max(r,n.distanceToSquared(e[i]));return this.radius=Math.sqrt(r),this}},{key:"copy",value:function(e){return this.center.copy(e.center),this.radius=e.radius,this}},{key:"isEmpty",value:function(){return this.radius<0}},{key:"makeEmpty",value:function(){return this.center.set(0,0,0),this.radius=-1,this}},{key:"containsPoint",value:function(e){return e.distanceToSquared(this.center)<=this.radius*this.radius}},{key:"distanceToPoint",value:function(e){return e.distanceTo(this.center)-this.radius}},{key:"intersectsSphere",value:function(e){var t=this.radius+e.radius;return e.center.distanceToSquared(this.center)<=t*t}},{key:"intersectsBox",value:function(e){return e.intersectsSphere(this)}},{key:"intersectsPlane",value:function(e){return Math.abs(e.distanceToPoint(this.center))<=this.radius}},{key:"clampPoint",value:function(e,t){var n=this.center.distanceToSquared(e);return t.copy(e),n>this.radius*this.radius&&(t.sub(this.center).normalize(),t.multiplyScalar(this.radius).add(this.center)),t}},{key:"getBoundingBox",value:function(e){return this.isEmpty()?(e.makeEmpty(),e):(e.set(this.center,this.center),e.expandByScalar(this.radius),e)}},{key:"applyMatrix4",value:function(e){return this.center.applyMatrix4(e),this.radius=this.radius*e.getMaxScaleOnAxis(),this}},{key:"translate",value:function(e){return this.center.add(e),this}},{key:"expandByPoint",value:function(e){if(this.isEmpty())return this.center.copy(e),this.radius=0,this;Ph.subVectors(e,this.center);var t=Ph.lengthSq();if(t>this.radius*this.radius){var n=Math.sqrt(t),r=.5*(n-this.radius);this.center.addScaledVector(Ph,r/n),this.radius+=r}return this}},{key:"union",value:function(e){return e.isEmpty()?this:this.isEmpty()?(this.copy(e),this):(!0===this.center.equals(e.center)?this.radius=Math.max(this.radius,e.radius):(Lh.subVectors(e.center,this.center).setLength(e.radius),this.expandByPoint(Ph.copy(e.center).add(Lh)),this.expandByPoint(Ph.copy(e.center).sub(Lh))),this)}},{key:"equals",value:function(e){return e.center.equals(this.center)&&e.radius===this.radius}},{key:"clone",value:function(){return(new this.constructor).copy(this)}}])}(),Oh=new ph,Fh=new ph,Bh=new ph,Uh=new ph,zh=new ph,Vh=new ph,Hh=new ph,Wh=function(){return T(function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new ph,n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new ph(0,0,-1);A(this,e),this.origin=t,this.direction=n},[{key:"set",value:function(e,t){return this.origin.copy(e),this.direction.copy(t),this}},{key:"copy",value:function(e){return this.origin.copy(e.origin),this.direction.copy(e.direction),this}},{key:"at",value:function(e,t){return t.copy(this.origin).addScaledVector(this.direction,e)}},{key:"lookAt",value:function(e){return this.direction.copy(e).sub(this.origin).normalize(),this}},{key:"recast",value:function(e){return this.origin.copy(this.at(e,Oh)),this}},{key:"closestPointToPoint",value:function(e,t){t.subVectors(e,this.origin);var n=t.dot(this.direction);return n<0?t.copy(this.origin):t.copy(this.origin).addScaledVector(this.direction,n)}},{key:"distanceToPoint",value:function(e){return Math.sqrt(this.distanceSqToPoint(e))}},{key:"distanceSqToPoint",value:function(e){var t=Oh.subVectors(e,this.origin).dot(this.direction);return t<0?this.origin.distanceToSquared(e):(Oh.copy(this.origin).addScaledVector(this.direction,t),Oh.distanceToSquared(e))}},{key:"distanceSqToSegment",value:function(e,t,n,r){Fh.copy(e).add(t).multiplyScalar(.5),Bh.copy(t).sub(e).normalize(),Uh.copy(this.origin).sub(Fh);var i,a,o,s,u=.5*e.distanceTo(t),l=-this.direction.dot(Bh),c=Uh.dot(this.direction),h=-Uh.dot(Bh),d=Uh.lengthSq(),f=Math.abs(1-l*l);if(f>0)if(a=l*c-h,s=u*f,(i=l*h-c)>=0)if(a>=-s)if(a<=s){var p=1/f;o=(i*=p)*(i+l*(a*=p)+2*c)+a*(l*i+a+2*h)+d}else a=u,o=-(i=Math.max(0,-(l*a+c)))*i+a*(a+2*h)+d;else a=-u,o=-(i=Math.max(0,-(l*a+c)))*i+a*(a+2*h)+d;else a<=-s?o=-(i=Math.max(0,-(-l*u+c)))*i+(a=i>0?-u:Math.min(Math.max(-u,-h),u))*(a+2*h)+d:a<=s?(i=0,o=(a=Math.min(Math.max(-u,-h),u))*(a+2*h)+d):o=-(i=Math.max(0,-(l*u+c)))*i+(a=i>0?u:Math.min(Math.max(-u,-h),u))*(a+2*h)+d;else a=l>0?-u:u,o=-(i=Math.max(0,-(l*a+c)))*i+a*(a+2*h)+d;return n&&n.copy(this.origin).addScaledVector(this.direction,i),r&&r.copy(Fh).addScaledVector(Bh,a),o}},{key:"intersectSphere",value:function(e,t){Oh.subVectors(e.center,this.origin);var n=Oh.dot(this.direction),r=Oh.dot(Oh)-n*n,i=e.radius*e.radius;if(r>i)return null;var a=Math.sqrt(i-r),o=n-a,s=n+a;return s<0?null:o<0?this.at(s,t):this.at(o,t)}},{key:"intersectsSphere",value:function(e){return this.distanceSqToPoint(e.center)<=e.radius*e.radius}},{key:"distanceToPlane",value:function(e){var t=e.normal.dot(this.direction);if(0===t)return 0===e.distanceToPoint(this.origin)?0:null;var n=-(this.origin.dot(e.normal)+e.constant)/t;return n>=0?n:null}},{key:"intersectPlane",value:function(e,t){var n=this.distanceToPlane(e);return null===n?null:this.at(n,t)}},{key:"intersectsPlane",value:function(e){var t=e.distanceToPoint(this.origin);return 0===t||e.normal.dot(this.direction)*t<0}},{key:"intersectBox",value:function(e,t){var n,r,i,a,o,s,u=1/this.direction.x,l=1/this.direction.y,c=1/this.direction.z,h=this.origin;return u>=0?(n=(e.min.x-h.x)*u,r=(e.max.x-h.x)*u):(n=(e.max.x-h.x)*u,r=(e.min.x-h.x)*u),l>=0?(i=(e.min.y-h.y)*l,a=(e.max.y-h.y)*l):(i=(e.max.y-h.y)*l,a=(e.min.y-h.y)*l),n>a||i>r?null:((i>n||isNaN(n))&&(n=i),(a<r||isNaN(r))&&(r=a),c>=0?(o=(e.min.z-h.z)*c,s=(e.max.z-h.z)*c):(o=(e.max.z-h.z)*c,s=(e.min.z-h.z)*c),n>s||o>r?null:((o>n||n!=n)&&(n=o),(s<r||r!=r)&&(r=s),r<0?null:this.at(n>=0?n:r,t)))}},{key:"intersectsBox",value:function(e){return null!==this.intersectBox(e,Oh)}},{key:"intersectTriangle",value:function(e,t,n,r,i){zh.subVectors(t,e),Vh.subVectors(n,e),Hh.crossVectors(zh,Vh);var a,o=this.direction.dot(Hh);if(o>0){if(r)return null;a=1}else{if(!(o<0))return null;a=-1,o=-o}Uh.subVectors(this.origin,e);var s=a*this.direction.dot(Vh.crossVectors(Uh,Vh));if(s<0)return null;var u=a*this.direction.dot(zh.cross(Uh));if(u<0)return null;if(s+u>o)return null;var l=-a*Uh.dot(Hh);return l<0?null:this.at(l/o,i)}},{key:"applyMatrix4",value:function(e){return this.origin.applyMatrix4(e),this.direction.transformDirection(e),this}},{key:"equals",value:function(e){return e.origin.equals(this.origin)&&e.direction.equals(this.direction)}},{key:"clone",value:function(){return(new this.constructor).copy(this)}}])}(),Gh=function(){function e(t,n,r,i,a,o,s,u,l,c,h,d,f,p,v,m){A(this,e),e.prototype.isMatrix4=!0,this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],void 0!==t&&this.set(t,n,r,i,a,o,s,u,l,c,h,d,f,p,v,m)}return T(e,[{key:"set",value:function(e,t,n,r,i,a,o,s,u,l,c,h,d,f,p,v){var m=this.elements;return m[0]=e,m[4]=t,m[8]=n,m[12]=r,m[1]=i,m[5]=a,m[9]=o,m[13]=s,m[2]=u,m[6]=l,m[10]=c,m[14]=h,m[3]=d,m[7]=f,m[11]=p,m[15]=v,this}},{key:"identity",value:function(){return this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1),this}},{key:"clone",value:function(){return(new e).fromArray(this.elements)}},{key:"copy",value:function(e){var t=this.elements,n=e.elements;return t[0]=n[0],t[1]=n[1],t[2]=n[2],t[3]=n[3],t[4]=n[4],t[5]=n[5],t[6]=n[6],t[7]=n[7],t[8]=n[8],t[9]=n[9],t[10]=n[10],t[11]=n[11],t[12]=n[12],t[13]=n[13],t[14]=n[14],t[15]=n[15],this}},{key:"copyPosition",value:function(e){var t=this.elements,n=e.elements;return t[12]=n[12],t[13]=n[13],t[14]=n[14],this}},{key:"setFromMatrix3",value:function(e){var t=e.elements;return this.set(t[0],t[3],t[6],0,t[1],t[4],t[7],0,t[2],t[5],t[8],0,0,0,0,1),this}},{key:"extractBasis",value:function(e,t,n){return e.setFromMatrixColumn(this,0),t.setFromMatrixColumn(this,1),n.setFromMatrixColumn(this,2),this}},{key:"makeBasis",value:function(e,t,n){return this.set(e.x,t.x,n.x,0,e.y,t.y,n.y,0,e.z,t.z,n.z,0,0,0,0,1),this}},{key:"extractRotation",value:function(e){var t=this.elements,n=e.elements,r=1/jh.setFromMatrixColumn(e,0).length(),i=1/jh.setFromMatrixColumn(e,1).length(),a=1/jh.setFromMatrixColumn(e,2).length();return t[0]=n[0]*r,t[1]=n[1]*r,t[2]=n[2]*r,t[3]=0,t[4]=n[4]*i,t[5]=n[5]*i,t[6]=n[6]*i,t[7]=0,t[8]=n[8]*a,t[9]=n[9]*a,t[10]=n[10]*a,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this}},{key:"makeRotationFromEuler",value:function(e){var t=this.elements,n=e.x,r=e.y,i=e.z,a=Math.cos(n),o=Math.sin(n),s=Math.cos(r),u=Math.sin(r),l=Math.cos(i),c=Math.sin(i);if("XYZ"===e.order){var h=a*l,d=a*c,f=o*l,p=o*c;t[0]=s*l,t[4]=-s*c,t[8]=u,t[1]=d+f*u,t[5]=h-p*u,t[9]=-o*s,t[2]=p-h*u,t[6]=f+d*u,t[10]=a*s}else if("YXZ"===e.order){var v=s*l,m=s*c,g=u*l,y=u*c;t[0]=v+y*o,t[4]=g*o-m,t[8]=a*u,t[1]=a*c,t[5]=a*l,t[9]=-o,t[2]=m*o-g,t[6]=y+v*o,t[10]=a*s}else if("ZXY"===e.order){var _=s*l,b=s*c,x=u*l,S=u*c;t[0]=_-S*o,t[4]=-a*c,t[8]=x+b*o,t[1]=b+x*o,t[5]=a*l,t[9]=S-_*o,t[2]=-a*u,t[6]=o,t[10]=a*s}else if("ZYX"===e.order){var A=a*l,w=a*c,T=o*l,M=o*c;t[0]=s*l,t[4]=T*u-w,t[8]=A*u+M,t[1]=s*c,t[5]=M*u+A,t[9]=w*u-T,t[2]=-u,t[6]=o*s,t[10]=a*s}else if("YZX"===e.order){var E=a*s,C=a*u,k=o*s,R=o*u;t[0]=s*l,t[4]=R-E*c,t[8]=k*c+C,t[1]=c,t[5]=a*l,t[9]=-o*l,t[2]=-u*l,t[6]=C*c+k,t[10]=E-R*c}else if("XZY"===e.order){var I=a*s,N=a*u,P=o*s,L=o*u;t[0]=s*l,t[4]=-c,t[8]=u*l,t[1]=I*c+L,t[5]=a*l,t[9]=N*c-P,t[2]=P*c-N,t[6]=o*l,t[10]=L*c+I}return t[3]=0,t[7]=0,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this}},{key:"makeRotationFromQuaternion",value:function(e){return this.compose(qh,e,Xh)}},{key:"lookAt",value:function(e,t,n){var r=this.elements;return Zh.subVectors(e,t),0===Zh.lengthSq()&&(Zh.z=1),Zh.normalize(),Yh.crossVectors(n,Zh),0===Yh.lengthSq()&&(1===Math.abs(n.z)?Zh.x+=1e-4:Zh.z+=1e-4,Zh.normalize(),Yh.crossVectors(n,Zh)),Yh.normalize(),Kh.crossVectors(Zh,Yh),r[0]=Yh.x,r[4]=Kh.x,r[8]=Zh.x,r[1]=Yh.y,r[5]=Kh.y,r[9]=Zh.y,r[2]=Yh.z,r[6]=Kh.z,r[10]=Zh.z,this}},{key:"multiply",value:function(e){return this.multiplyMatrices(this,e)}},{key:"premultiply",value:function(e){return this.multiplyMatrices(e,this)}},{key:"multiplyMatrices",value:function(e,t){var n=e.elements,r=t.elements,i=this.elements,a=n[0],o=n[4],s=n[8],u=n[12],l=n[1],c=n[5],h=n[9],d=n[13],f=n[2],p=n[6],v=n[10],m=n[14],g=n[3],y=n[7],_=n[11],b=n[15],x=r[0],S=r[4],A=r[8],w=r[12],T=r[1],M=r[5],E=r[9],C=r[13],k=r[2],R=r[6],I=r[10],N=r[14],P=r[3],L=r[7],D=r[11],O=r[15];return i[0]=a*x+o*T+s*k+u*P,i[4]=a*S+o*M+s*R+u*L,i[8]=a*A+o*E+s*I+u*D,i[12]=a*w+o*C+s*N+u*O,i[1]=l*x+c*T+h*k+d*P,i[5]=l*S+c*M+h*R+d*L,i[9]=l*A+c*E+h*I+d*D,i[13]=l*w+c*C+h*N+d*O,i[2]=f*x+p*T+v*k+m*P,i[6]=f*S+p*M+v*R+m*L,i[10]=f*A+p*E+v*I+m*D,i[14]=f*w+p*C+v*N+m*O,i[3]=g*x+y*T+_*k+b*P,i[7]=g*S+y*M+_*R+b*L,i[11]=g*A+y*E+_*I+b*D,i[15]=g*w+y*C+_*N+b*O,this}},{key:"multiplyScalar",value:function(e){var t=this.elements;return t[0]*=e,t[4]*=e,t[8]*=e,t[12]*=e,t[1]*=e,t[5]*=e,t[9]*=e,t[13]*=e,t[2]*=e,t[6]*=e,t[10]*=e,t[14]*=e,t[3]*=e,t[7]*=e,t[11]*=e,t[15]*=e,this}},{key:"determinant",value:function(){var e=this.elements,t=e[0],n=e[4],r=e[8],i=e[12],a=e[1],o=e[5],s=e[9],u=e[13],l=e[2],c=e[6],h=e[10],d=e[14];return e[3]*(+i*s*c-r*u*c-i*o*h+n*u*h+r*o*d-n*s*d)+e[7]*(+t*s*d-t*u*h+i*a*h-r*a*d+r*u*l-i*s*l)+e[11]*(+t*u*c-t*o*d-i*a*c+n*a*d+i*o*l-n*u*l)+e[15]*(-r*o*l-t*s*c+t*o*h+r*a*c-n*a*h+n*s*l)}},{key:"transpose",value:function(){var e,t=this.elements;return e=t[1],t[1]=t[4],t[4]=e,e=t[2],t[2]=t[8],t[8]=e,e=t[6],t[6]=t[9],t[9]=e,e=t[3],t[3]=t[12],t[12]=e,e=t[7],t[7]=t[13],t[13]=e,e=t[11],t[11]=t[14],t[14]=e,this}},{key:"setPosition",value:function(e,t,n){var r=this.elements;return e.isVector3?(r[12]=e.x,r[13]=e.y,r[14]=e.z):(r[12]=e,r[13]=t,r[14]=n),this}},{key:"invert",value:function(){var e=this.elements,t=e[0],n=e[1],r=e[2],i=e[3],a=e[4],o=e[5],s=e[6],u=e[7],l=e[8],c=e[9],h=e[10],d=e[11],f=e[12],p=e[13],v=e[14],m=e[15],g=c*v*u-p*h*u+p*s*d-o*v*d-c*s*m+o*h*m,y=f*h*u-l*v*u-f*s*d+a*v*d+l*s*m-a*h*m,_=l*p*u-f*c*u+f*o*d-a*p*d-l*o*m+a*c*m,b=f*c*s-l*p*s-f*o*h+a*p*h+l*o*v-a*c*v,x=t*g+n*y+r*_+i*b;if(0===x)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);var S=1/x;return e[0]=g*S,e[1]=(p*h*i-c*v*i-p*r*d+n*v*d+c*r*m-n*h*m)*S,e[2]=(o*v*i-p*s*i+p*r*u-n*v*u-o*r*m+n*s*m)*S,e[3]=(c*s*i-o*h*i-c*r*u+n*h*u+o*r*d-n*s*d)*S,e[4]=y*S,e[5]=(l*v*i-f*h*i+f*r*d-t*v*d-l*r*m+t*h*m)*S,e[6]=(f*s*i-a*v*i-f*r*u+t*v*u+a*r*m-t*s*m)*S,e[7]=(a*h*i-l*s*i+l*r*u-t*h*u-a*r*d+t*s*d)*S,e[8]=_*S,e[9]=(f*c*i-l*p*i-f*n*d+t*p*d+l*n*m-t*c*m)*S,e[10]=(a*p*i-f*o*i+f*n*u-t*p*u-a*n*m+t*o*m)*S,e[11]=(l*o*i-a*c*i-l*n*u+t*c*u+a*n*d-t*o*d)*S,e[12]=b*S,e[13]=(l*p*r-f*c*r+f*n*h-t*p*h-l*n*v+t*c*v)*S,e[14]=(f*o*r-a*p*r-f*n*s+t*p*s+a*n*v-t*o*v)*S,e[15]=(a*c*r-l*o*r+l*n*s-t*c*s-a*n*h+t*o*h)*S,this}},{key:"scale",value:function(e){var t=this.elements,n=e.x,r=e.y,i=e.z;return t[0]*=n,t[4]*=r,t[8]*=i,t[1]*=n,t[5]*=r,t[9]*=i,t[2]*=n,t[6]*=r,t[10]*=i,t[3]*=n,t[7]*=r,t[11]*=i,this}},{key:"getMaxScaleOnAxis",value:function(){var e=this.elements,t=e[0]*e[0]+e[1]*e[1]+e[2]*e[2],n=e[4]*e[4]+e[5]*e[5]+e[6]*e[6],r=e[8]*e[8]+e[9]*e[9]+e[10]*e[10];return Math.sqrt(Math.max(t,n,r))}},{key:"makeTranslation",value:function(e,t,n){return e.isVector3?this.set(1,0,0,e.x,0,1,0,e.y,0,0,1,e.z,0,0,0,1):this.set(1,0,0,e,0,1,0,t,0,0,1,n,0,0,0,1),this}},{key:"makeRotationX",value:function(e){var t=Math.cos(e),n=Math.sin(e);return this.set(1,0,0,0,0,t,-n,0,0,n,t,0,0,0,0,1),this}},{key:"makeRotationY",value:function(e){var t=Math.cos(e),n=Math.sin(e);return this.set(t,0,n,0,0,1,0,0,-n,0,t,0,0,0,0,1),this}},{key:"makeRotationZ",value:function(e){var t=Math.cos(e),n=Math.sin(e);return this.set(t,-n,0,0,n,t,0,0,0,0,1,0,0,0,0,1),this}},{key:"makeRotationAxis",value:function(e,t){var n=Math.cos(t),r=Math.sin(t),i=1-n,a=e.x,o=e.y,s=e.z,u=i*a,l=i*o;return this.set(u*a+n,u*o-r*s,u*s+r*o,0,u*o+r*s,l*o+n,l*s-r*a,0,u*s-r*o,l*s+r*a,i*s*s+n,0,0,0,0,1),this}},{key:"makeScale",value:function(e,t,n){return this.set(e,0,0,0,0,t,0,0,0,0,n,0,0,0,0,1),this}},{key:"makeShear",value:function(e,t,n,r,i,a){return this.set(1,n,i,0,e,1,a,0,t,r,1,0,0,0,0,1),this}},{key:"compose",value:function(e,t,n){var r=this.elements,i=t._x,a=t._y,o=t._z,s=t._w,u=i+i,l=a+a,c=o+o,h=i*u,d=i*l,f=i*c,p=a*l,v=a*c,m=o*c,g=s*u,y=s*l,_=s*c,b=n.x,x=n.y,S=n.z;return r[0]=(1-(p+m))*b,r[1]=(d+_)*b,r[2]=(f-y)*b,r[3]=0,r[4]=(d-_)*x,r[5]=(1-(h+m))*x,r[6]=(v+g)*x,r[7]=0,r[8]=(f+y)*S,r[9]=(v-g)*S,r[10]=(1-(h+p))*S,r[11]=0,r[12]=e.x,r[13]=e.y,r[14]=e.z,r[15]=1,this}},{key:"decompose",value:function(e,t,n){var r=this.elements,i=jh.set(r[0],r[1],r[2]).length(),a=jh.set(r[4],r[5],r[6]).length(),o=jh.set(r[8],r[9],r[10]).length();this.determinant()<0&&(i=-i),e.x=r[12],e.y=r[13],e.z=r[14],Qh.copy(this);var s=1/i,u=1/a,l=1/o;return Qh.elements[0]*=s,Qh.elements[1]*=s,Qh.elements[2]*=s,Qh.elements[4]*=u,Qh.elements[5]*=u,Qh.elements[6]*=u,Qh.elements[8]*=l,Qh.elements[9]*=l,Qh.elements[10]*=l,t.setFromRotationMatrix(Qh),n.x=i,n.y=a,n.z=o,this}},{key:"makePerspective",value:function(e,t,n,r,i,a){var o,s,u=arguments.length>6&&void 0!==arguments[6]?arguments[6]:Ec,l=this.elements,c=2*i/(t-e),h=2*i/(n-r),d=(t+e)/(t-e),f=(n+r)/(n-r);if(u===Ec)o=-(a+i)/(a-i),s=-2*a*i/(a-i);else{if(u!==Cc)throw new Error("THREE.Matrix4.makePerspective(): Invalid coordinate system: "+u);o=-a/(a-i),s=-a*i/(a-i)}return l[0]=c,l[4]=0,l[8]=d,l[12]=0,l[1]=0,l[5]=h,l[9]=f,l[13]=0,l[2]=0,l[6]=0,l[10]=o,l[14]=s,l[3]=0,l[7]=0,l[11]=-1,l[15]=0,this}},{key:"makeOrthographic",value:function(e,t,n,r,i,a){var o,s,u=arguments.length>6&&void 0!==arguments[6]?arguments[6]:Ec,l=this.elements,c=1/(t-e),h=1/(n-r),d=1/(a-i),f=(t+e)*c,p=(n+r)*h;if(u===Ec)o=(a+i)*d,s=-2*d;else{if(u!==Cc)throw new Error("THREE.Matrix4.makeOrthographic(): Invalid coordinate system: "+u);o=i*d,s=-1*d}return l[0]=2*c,l[4]=0,l[8]=0,l[12]=-f,l[1]=0,l[5]=2*h,l[9]=0,l[13]=-p,l[2]=0,l[6]=0,l[10]=s,l[14]=-o,l[3]=0,l[7]=0,l[11]=0,l[15]=1,this}},{key:"equals",value:function(e){for(var t=this.elements,n=e.elements,r=0;r<16;r++)if(t[r]!==n[r])return!1;return!0}},{key:"fromArray",value:function(e){for(var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,n=0;n<16;n++)this.elements[n]=e[n+t];return this}},{key:"toArray",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[],t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,n=this.elements;return e[t]=n[0],e[t+1]=n[1],e[t+2]=n[2],e[t+3]=n[3],e[t+4]=n[4],e[t+5]=n[5],e[t+6]=n[6],e[t+7]=n[7],e[t+8]=n[8],e[t+9]=n[9],e[t+10]=n[10],e[t+11]=n[11],e[t+12]=n[12],e[t+13]=n[13],e[t+14]=n[14],e[t+15]=n[15],e}}])}(),jh=new ph,Qh=new Gh,qh=new ph(0,0,0),Xh=new ph(1,1,1),Yh=new ph,Kh=new ph,Zh=new ph,Jh=new Gh,$h=new fh,ed=function(){return T(function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0,n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0,i=arguments.length>3&&void 0!==arguments[3]?arguments[3]:e.DEFAULT_ORDER;A(this,e),this.isEuler=!0,this._x=t,this._y=n,this._z=r,this._order=i},[{key:"x",get:function(){return this._x},set:function(e){this._x=e,this._onChangeCallback()}},{key:"y",get:function(){return this._y},set:function(e){this._y=e,this._onChangeCallback()}},{key:"z",get:function(){return this._z},set:function(e){this._z=e,this._onChangeCallback()}},{key:"order",get:function(){return this._order},set:function(e){this._order=e,this._onChangeCallback()}},{key:"set",value:function(e,t,n){var r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:this._order;return this._x=e,this._y=t,this._z=n,this._order=r,this._onChangeCallback(),this}},{key:"clone",value:function(){return new this.constructor(this._x,this._y,this._z,this._order)}},{key:"copy",value:function(e){return this._x=e._x,this._y=e._y,this._z=e._z,this._order=e._order,this._onChangeCallback(),this}},{key:"setFromRotationMatrix",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:this._order,n=!(arguments.length>2&&void 0!==arguments[2])||arguments[2],r=e.elements,i=r[0],a=r[4],o=r[8],s=r[1],u=r[5],l=r[9],c=r[2],h=r[6],d=r[10];switch(t){case"XYZ":this._y=Math.asin(Dc(o,-1,1)),Math.abs(o)<.9999999?(this._x=Math.atan2(-l,d),this._z=Math.atan2(-a,i)):(this._x=Math.atan2(h,u),this._z=0);break;case"YXZ":this._x=Math.asin(-Dc(l,-1,1)),Math.abs(l)<.9999999?(this._y=Math.atan2(o,d),this._z=Math.atan2(s,u)):(this._y=Math.atan2(-c,i),this._z=0);break;case"ZXY":this._x=Math.asin(Dc(h,-1,1)),Math.abs(h)<.9999999?(this._y=Math.atan2(-c,d),this._z=Math.atan2(-a,u)):(this._y=0,this._z=Math.atan2(s,i));break;case"ZYX":this._y=Math.asin(-Dc(c,-1,1)),Math.abs(c)<.9999999?(this._x=Math.atan2(h,d),this._z=Math.atan2(s,i)):(this._x=0,this._z=Math.atan2(-a,u));break;case"YZX":this._z=Math.asin(Dc(s,-1,1)),Math.abs(s)<.9999999?(this._x=Math.atan2(-l,u),this._y=Math.atan2(-c,i)):(this._x=0,this._y=Math.atan2(o,d));break;case"XZY":this._z=Math.asin(-Dc(a,-1,1)),Math.abs(a)<.9999999?(this._x=Math.atan2(h,u),this._y=Math.atan2(o,i)):(this._x=Math.atan2(-l,d),this._y=0);break;default:console.warn("THREE.Euler: .setFromRotationMatrix() encountered an unknown order: "+t)}return this._order=t,!0===n&&this._onChangeCallback(),this}},{key:"setFromQuaternion",value:function(e,t,n){return Jh.makeRotationFromQuaternion(e),this.setFromRotationMatrix(Jh,t,n)}},{key:"setFromVector3",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:this._order;return this.set(e.x,e.y,e.z,t)}},{key:"reorder",value:function(e){return $h.setFromEuler(this),this.setFromQuaternion($h,e)}},{key:"equals",value:function(e){return e._x===this._x&&e._y===this._y&&e._z===this._z&&e._order===this._order}},{key:"fromArray",value:function(e){return this._x=e[0],this._y=e[1],this._z=e[2],void 0!==e[3]&&(this._order=e[3]),this._onChangeCallback(),this}},{key:"toArray",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[],t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return e[t]=this._x,e[t+1]=this._y,e[t+2]=this._z,e[t+3]=this._order,e}},{key:"_onChange",value:function(e){return this._onChangeCallback=e,this}},{key:"_onChangeCallback",value:function(){}},{key:Symbol.iterator,value:d().m(function e(){return d().w(function(e){for(;;)switch(e.n){case 0:return e.n=1,this._x;case 1:return e.n=2,this._y;case 2:return e.n=3,this._z;case 3:return e.n=4,this._order;case 4:return e.a(2)}},e,this)})}])}();ed.DEFAULT_ORDER="XYZ";var td=function(){return T(function e(){A(this,e),this.mask=1},[{key:"set",value:function(e){this.mask=1<<e>>>0}},{key:"enable",value:function(e){this.mask|=1<<e}},{key:"enableAll",value:function(){this.mask=-1}},{key:"toggle",value:function(e){this.mask^=1<<e}},{key:"disable",value:function(e){this.mask&=~(1<<e)}},{key:"disableAll",value:function(){this.mask=0}},{key:"test",value:function(e){return 0!==(this.mask&e.mask)}},{key:"isEnabled",value:function(e){return!!(this.mask&1<<e)}}])}(),nd=0,rd=new ph,id=new fh,ad=new Gh,od=new ph,sd=new ph,ud=new ph,ld=new fh,cd=new ph(1,0,0),hd=new ph(0,1,0),dd=new ph(0,0,1),fd={type:"added"},pd={type:"removed"},vd={type:"childadded",child:null},md={type:"childremoved",child:null},gd=function(e){function t(){var e;A(this,t),(e=y(this,t)).isObject3D=!0,Object.defineProperty(e,"id",{value:nd++}),e.uuid=Lc(),e.name="",e.type="Object3D",e.parent=null,e.children=[],e.up=t.DEFAULT_UP.clone();var n=new ph,r=new ed,i=new fh,a=new ph(1,1,1);return r._onChange(function(){i.setFromEuler(r,!1)}),i._onChange(function(){r.setFromQuaternion(i,void 0,!1)}),Object.defineProperties(e,{position:{configurable:!0,enumerable:!0,value:n},rotation:{configurable:!0,enumerable:!0,value:r},quaternion:{configurable:!0,enumerable:!0,value:i},scale:{configurable:!0,enumerable:!0,value:a},modelViewMatrix:{value:new Gh},normalMatrix:{value:new Hc}}),e.matrix=new Gh,e.matrixWorld=new Gh,e.matrixAutoUpdate=t.DEFAULT_MATRIX_AUTO_UPDATE,e.matrixWorldAutoUpdate=t.DEFAULT_MATRIX_WORLD_AUTO_UPDATE,e.matrixWorldNeedsUpdate=!1,e.layers=new td,e.visible=!0,e.castShadow=!1,e.receiveShadow=!1,e.frustumCulled=!0,e.renderOrder=0,e.animations=[],e.userData={},e}return x(t,e),T(t,[{key:"onBeforeShadow",value:function(){}},{key:"onAfterShadow",value:function(){}},{key:"onBeforeRender",value:function(){}},{key:"onAfterRender",value:function(){}},{key:"applyMatrix4",value:function(e){this.matrixAutoUpdate&&this.updateMatrix(),this.matrix.premultiply(e),this.matrix.decompose(this.position,this.quaternion,this.scale)}},{key:"applyQuaternion",value:function(e){return this.quaternion.premultiply(e),this}},{key:"setRotationFromAxisAngle",value:function(e,t){this.quaternion.setFromAxisAngle(e,t)}},{key:"setRotationFromEuler",value:function(e){this.quaternion.setFromEuler(e,!0)}},{key:"setRotationFromMatrix",value:function(e){this.quaternion.setFromRotationMatrix(e)}},{key:"setRotationFromQuaternion",value:function(e){this.quaternion.copy(e)}},{key:"rotateOnAxis",value:function(e,t){return id.setFromAxisAngle(e,t),this.quaternion.multiply(id),this}},{key:"rotateOnWorldAxis",value:function(e,t){return id.setFromAxisAngle(e,t),this.quaternion.premultiply(id),this}},{key:"rotateX",value:function(e){return this.rotateOnAxis(cd,e)}},{key:"rotateY",value:function(e){return this.rotateOnAxis(hd,e)}},{key:"rotateZ",value:function(e){return this.rotateOnAxis(dd,e)}},{key:"translateOnAxis",value:function(e,t){return rd.copy(e).applyQuaternion(this.quaternion),this.position.add(rd.multiplyScalar(t)),this}},{key:"translateX",value:function(e){return this.translateOnAxis(cd,e)}},{key:"translateY",value:function(e){return this.translateOnAxis(hd,e)}},{key:"translateZ",value:function(e){return this.translateOnAxis(dd,e)}},{key:"localToWorld",value:function(e){return this.updateWorldMatrix(!0,!1),e.applyMatrix4(this.matrixWorld)}},{key:"worldToLocal",value:function(e){return this.updateWorldMatrix(!0,!1),e.applyMatrix4(ad.copy(this.matrixWorld).invert())}},{key:"lookAt",value:function(e,t,n){e.isVector3?od.copy(e):od.set(e,t,n);var r=this.parent;this.updateWorldMatrix(!0,!1),sd.setFromMatrixPosition(this.matrixWorld),this.isCamera||this.isLight?ad.lookAt(sd,od,this.up):ad.lookAt(od,sd,this.up),this.quaternion.setFromRotationMatrix(ad),r&&(ad.extractRotation(r.matrixWorld),id.setFromRotationMatrix(ad),this.quaternion.premultiply(id.invert()))}},{key:"add",value:function(e){if(arguments.length>1){for(var t=0;t<arguments.length;t++)this.add(arguments[t]);return this}return e===this?(console.error("THREE.Object3D.add: object can't be added as a child of itself.",e),this):(e&&e.isObject3D?(e.removeFromParent(),e.parent=this,this.children.push(e),e.dispatchEvent(fd),vd.child=e,this.dispatchEvent(vd),vd.child=null):console.error("THREE.Object3D.add: object not an instance of THREE.Object3D.",e),this)}},{key:"remove",value:function(e){if(arguments.length>1){for(var t=0;t<arguments.length;t++)this.remove(arguments[t]);return this}var n=this.children.indexOf(e);return-1!==n&&(e.parent=null,this.children.splice(n,1),e.dispatchEvent(pd),md.child=e,this.dispatchEvent(md),md.child=null),this}},{key:"removeFromParent",value:function(){var e=this.parent;return null!==e&&e.remove(this),this}},{key:"clear",value:function(){return this.remove.apply(this,I(this.children))}},{key:"attach",value:function(e){return this.updateWorldMatrix(!0,!1),ad.copy(this.matrixWorld).invert(),null!==e.parent&&(e.parent.updateWorldMatrix(!0,!1),ad.multiply(e.parent.matrixWorld)),e.applyMatrix4(ad),e.removeFromParent(),e.parent=this,this.children.push(e),e.updateWorldMatrix(!1,!0),e.dispatchEvent(fd),vd.child=e,this.dispatchEvent(vd),vd.child=null,this}},{key:"getObjectById",value:function(e){return this.getObjectByProperty("id",e)}},{key:"getObjectByName",value:function(e){return this.getObjectByProperty("name",e)}},{key:"getObjectByProperty",value:function(e,t){if(this[e]===t)return this;for(var n=0,r=this.children.length;n<r;n++){var i=this.children[n].getObjectByProperty(e,t);if(void 0!==i)return i}}},{key:"getObjectsByProperty",value:function(e,t){var n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:[];this[e]===t&&n.push(this);for(var r=this.children,i=0,a=r.length;i<a;i++)r[i].getObjectsByProperty(e,t,n);return n}},{key:"getWorldPosition",value:function(e){return this.updateWorldMatrix(!0,!1),e.setFromMatrixPosition(this.matrixWorld)}},{key:"getWorldQuaternion",value:function(e){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(sd,e,ud),e}},{key:"getWorldScale",value:function(e){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(sd,ld,e),e}},{key:"getWorldDirection",value:function(e){this.updateWorldMatrix(!0,!1);var t=this.matrixWorld.elements;return e.set(t[8],t[9],t[10]).normalize()}},{key:"raycast",value:function(){}},{key:"traverse",value:function(e){e(this);for(var t=this.children,n=0,r=t.length;n<r;n++)t[n].traverse(e)}},{key:"traverseVisible",value:function(e){if(!1!==this.visible){e(this);for(var t=this.children,n=0,r=t.length;n<r;n++)t[n].traverseVisible(e)}}},{key:"traverseAncestors",value:function(e){var t=this.parent;null!==t&&(e(t),t.traverseAncestors(e))}},{key:"updateMatrix",value:function(){this.matrix.compose(this.position,this.quaternion,this.scale),this.matrixWorldNeedsUpdate=!0}},{key:"updateMatrixWorld",value:function(e){this.matrixAutoUpdate&&this.updateMatrix(),(this.matrixWorldNeedsUpdate||e)&&(!0===this.matrixWorldAutoUpdate&&(null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix)),this.matrixWorldNeedsUpdate=!1,e=!0);for(var t=this.children,n=0,r=t.length;n<r;n++){t[n].updateMatrixWorld(e)}}},{key:"updateWorldMatrix",value:function(e,t){var n=this.parent;if(!0===e&&null!==n&&n.updateWorldMatrix(!0,!1),this.matrixAutoUpdate&&this.updateMatrix(),!0===this.matrixWorldAutoUpdate&&(null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix)),!0===t)for(var r=this.children,i=0,a=r.length;i<a;i++){r[i].updateWorldMatrix(!1,!0)}}},{key:"toJSON",value:function(e){var t=void 0===e||"string"==typeof e,n={};t&&(e={geometries:{},materials:{},textures:{},images:{},shapes:{},skeletons:{},animations:{},nodes:{}},n.metadata={version:4.6,type:"Object",generator:"Object3D.toJSON"});var r={};function i(t,n){return void 0===t[n.uuid]&&(t[n.uuid]=n.toJSON(e)),n.uuid}if(r.uuid=this.uuid,r.type=this.type,""!==this.name&&(r.name=this.name),!0===this.castShadow&&(r.castShadow=!0),!0===this.receiveShadow&&(r.receiveShadow=!0),!1===this.visible&&(r.visible=!1),!1===this.frustumCulled&&(r.frustumCulled=!1),0!==this.renderOrder&&(r.renderOrder=this.renderOrder),Object.keys(this.userData).length>0&&(r.userData=this.userData),r.layers=this.layers.mask,r.matrix=this.matrix.toArray(),r.up=this.up.toArray(),!1===this.matrixAutoUpdate&&(r.matrixAutoUpdate=!1),this.isInstancedMesh&&(r.type="InstancedMesh",r.count=this.count,r.instanceMatrix=this.instanceMatrix.toJSON(),null!==this.instanceColor&&(r.instanceColor=this.instanceColor.toJSON())),this.isBatchedMesh&&(r.type="BatchedMesh",r.perObjectFrustumCulled=this.perObjectFrustumCulled,r.sortObjects=this.sortObjects,r.drawRanges=this._drawRanges,r.reservedRanges=this._reservedRanges,r.visibility=this._visibility,r.active=this._active,r.bounds=this._bounds.map(function(e){return{boxInitialized:e.boxInitialized,boxMin:e.box.min.toArray(),boxMax:e.box.max.toArray(),sphereInitialized:e.sphereInitialized,sphereRadius:e.sphere.radius,sphereCenter:e.sphere.center.toArray()}}),r.maxInstanceCount=this._maxInstanceCount,r.maxVertexCount=this._maxVertexCount,r.maxIndexCount=this._maxIndexCount,r.geometryInitialized=this._geometryInitialized,r.geometryCount=this._geometryCount,r.matricesTexture=this._matricesTexture.toJSON(e),null!==this._colorsTexture&&(r.colorsTexture=this._colorsTexture.toJSON(e)),null!==this.boundingSphere&&(r.boundingSphere={center:r.boundingSphere.center.toArray(),radius:r.boundingSphere.radius}),null!==this.boundingBox&&(r.boundingBox={min:r.boundingBox.min.toArray(),max:r.boundingBox.max.toArray()})),this.isScene)this.background&&(this.background.isColor?r.background=this.background.toJSON():this.background.isTexture&&(r.background=this.background.toJSON(e).uuid)),this.environment&&this.environment.isTexture&&!0!==this.environment.isRenderTargetTexture&&(r.environment=this.environment.toJSON(e).uuid);else if(this.isMesh||this.isLine||this.isPoints){r.geometry=i(e.geometries,this.geometry);var a=this.geometry.parameters;if(void 0!==a&&void 0!==a.shapes){var o=a.shapes;if(Array.isArray(o))for(var s=0,u=o.length;s<u;s++){var l=o[s];i(e.shapes,l)}else i(e.shapes,o)}}if(this.isSkinnedMesh&&(r.bindMode=this.bindMode,r.bindMatrix=this.bindMatrix.toArray(),void 0!==this.skeleton&&(i(e.skeletons,this.skeleton),r.skeleton=this.skeleton.uuid)),void 0!==this.material)if(Array.isArray(this.material)){for(var c=[],h=0,d=this.material.length;h<d;h++)c.push(i(e.materials,this.material[h]));r.material=c}else r.material=i(e.materials,this.material);if(this.children.length>0){r.children=[];for(var f=0;f<this.children.length;f++)r.children.push(this.children[f].toJSON(e).object)}if(this.animations.length>0){r.animations=[];for(var p=0;p<this.animations.length;p++){var v=this.animations[p];r.animations.push(i(e.animations,v))}}if(t){var m=w(e.geometries),g=w(e.materials),y=w(e.textures),_=w(e.images),b=w(e.shapes),x=w(e.skeletons),S=w(e.animations),A=w(e.nodes);m.length>0&&(n.geometries=m),g.length>0&&(n.materials=g),y.length>0&&(n.textures=y),_.length>0&&(n.images=_),b.length>0&&(n.shapes=b),x.length>0&&(n.skeletons=x),S.length>0&&(n.animations=S),A.length>0&&(n.nodes=A)}return n.object=r,n;function w(e){var t=[];for(var n in e){var r=e[n];delete r.metadata,t.push(r)}return t}}},{key:"clone",value:function(e){return(new this.constructor).copy(this,e)}},{key:"copy",value:function(e){var t=!(arguments.length>1&&void 0!==arguments[1])||arguments[1];if(this.name=e.name,this.up.copy(e.up),this.position.copy(e.position),this.rotation.order=e.rotation.order,this.quaternion.copy(e.quaternion),this.scale.copy(e.scale),this.matrix.copy(e.matrix),this.matrixWorld.copy(e.matrixWorld),this.matrixAutoUpdate=e.matrixAutoUpdate,this.matrixWorldAutoUpdate=e.matrixWorldAutoUpdate,this.matrixWorldNeedsUpdate=e.matrixWorldNeedsUpdate,this.layers.mask=e.layers.mask,this.visible=e.visible,this.castShadow=e.castShadow,this.receiveShadow=e.receiveShadow,this.frustumCulled=e.frustumCulled,this.renderOrder=e.renderOrder,this.animations=e.animations.slice(),this.userData=JSON.parse(JSON.stringify(e.userData)),!0===t)for(var n=0;n<e.children.length;n++){var r=e.children[n];this.add(r.clone())}return this}}])}(kc);gd.DEFAULT_UP=new ph(0,1,0),gd.DEFAULT_MATRIX_AUTO_UPDATE=!0,gd.DEFAULT_MATRIX_WORLD_AUTO_UPDATE=!0;var yd=new ph,_d=new ph,bd=new ph,xd=new ph,Sd=new ph,Ad=new ph,wd=new ph,Td=new ph,Md=new ph,Ed=new ph,Cd=new uh,kd=new uh,Rd=new uh,Id=function(){function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new ph,n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new ph,r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:new ph;A(this,e),this.a=t,this.b=n,this.c=r}return T(e,[{key:"set",value:function(e,t,n){return this.a.copy(e),this.b.copy(t),this.c.copy(n),this}},{key:"setFromPointsAndIndices",value:function(e,t,n,r){return this.a.copy(e[t]),this.b.copy(e[n]),this.c.copy(e[r]),this}},{key:"setFromAttributeAndIndices",value:function(e,t,n,r){return this.a.fromBufferAttribute(e,t),this.b.fromBufferAttribute(e,n),this.c.fromBufferAttribute(e,r),this}},{key:"clone",value:function(){return(new this.constructor).copy(this)}},{key:"copy",value:function(e){return this.a.copy(e.a),this.b.copy(e.b),this.c.copy(e.c),this}},{key:"getArea",value:function(){return yd.subVectors(this.c,this.b),_d.subVectors(this.a,this.b),.5*yd.cross(_d).length()}},{key:"getMidpoint",value:function(e){return e.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}},{key:"getNormal",value:function(t){return e.getNormal(this.a,this.b,this.c,t)}},{key:"getPlane",value:function(e){return e.setFromCoplanarPoints(this.a,this.b,this.c)}},{key:"getBarycoord",value:function(t,n){return e.getBarycoord(t,this.a,this.b,this.c,n)}},{key:"getInterpolation",value:function(t,n,r,i,a){return e.getInterpolation(t,this.a,this.b,this.c,n,r,i,a)}},{key:"containsPoint",value:function(t){return e.containsPoint(t,this.a,this.b,this.c)}},{key:"isFrontFacing",value:function(t){return e.isFrontFacing(this.a,this.b,this.c,t)}},{key:"intersectsBox",value:function(e){return e.intersectsTriangle(this)}},{key:"closestPointToPoint",value:function(e,t){var n,r,i=this.a,a=this.b,o=this.c;Sd.subVectors(a,i),Ad.subVectors(o,i),Td.subVectors(e,i);var s=Sd.dot(Td),u=Ad.dot(Td);if(s<=0&&u<=0)return t.copy(i);Md.subVectors(e,a);var l=Sd.dot(Md),c=Ad.dot(Md);if(l>=0&&c<=l)return t.copy(a);var h=s*c-l*u;if(h<=0&&s>=0&&l<=0)return n=s/(s-l),t.copy(i).addScaledVector(Sd,n);Ed.subVectors(e,o);var d=Sd.dot(Ed),f=Ad.dot(Ed);if(f>=0&&d<=f)return t.copy(o);var p=d*u-s*f;if(p<=0&&u>=0&&f<=0)return r=u/(u-f),t.copy(i).addScaledVector(Ad,r);var v=l*f-d*c;if(v<=0&&c-l>=0&&d-f>=0)return wd.subVectors(o,a),r=(c-l)/(c-l+(d-f)),t.copy(a).addScaledVector(wd,r);var m=1/(v+p+h);return n=p*m,r=h*m,t.copy(i).addScaledVector(Sd,n).addScaledVector(Ad,r)}},{key:"equals",value:function(e){return e.a.equals(this.a)&&e.b.equals(this.b)&&e.c.equals(this.c)}}],[{key:"getNormal",value:function(e,t,n,r){r.subVectors(n,t),yd.subVectors(e,t),r.cross(yd);var i=r.lengthSq();return i>0?r.multiplyScalar(1/Math.sqrt(i)):r.set(0,0,0)}},{key:"getBarycoord",value:function(e,t,n,r,i){yd.subVectors(r,t),_d.subVectors(n,t),bd.subVectors(e,t);var a=yd.dot(yd),o=yd.dot(_d),s=yd.dot(bd),u=_d.dot(_d),l=_d.dot(bd),c=a*u-o*o;if(0===c)return i.set(0,0,0),null;var h=1/c,d=(u*s-o*l)*h,f=(a*l-o*s)*h;return i.set(1-d-f,f,d)}},{key:"containsPoint",value:function(e,t,n,r){return null!==this.getBarycoord(e,t,n,r,xd)&&(xd.x>=0&&xd.y>=0&&xd.x+xd.y<=1)}},{key:"getInterpolation",value:function(e,t,n,r,i,a,o,s){return null===this.getBarycoord(e,t,n,r,xd)?(s.x=0,s.y=0,"z"in s&&(s.z=0),"w"in s&&(s.w=0),null):(s.setScalar(0),s.addScaledVector(i,xd.x),s.addScaledVector(a,xd.y),s.addScaledVector(o,xd.z),s)}},{key:"getInterpolatedAttribute",value:function(e,t,n,r,i,a){return Cd.setScalar(0),kd.setScalar(0),Rd.setScalar(0),Cd.fromBufferAttribute(e,t),kd.fromBufferAttribute(e,n),Rd.fromBufferAttribute(e,r),a.setScalar(0),a.addScaledVector(Cd,i.x),a.addScaledVector(kd,i.y),a.addScaledVector(Rd,i.z),a}},{key:"isFrontFacing",value:function(e,t,n,r){return yd.subVectors(n,t),_d.subVectors(e,t),yd.cross(_d).dot(r)<0}}])}(),Nd={aliceblue:15792383,antiquewhite:16444375,aqua:65535,aquamarine:8388564,azure:15794175,beige:16119260,bisque:16770244,black:0,blanchedalmond:16772045,blue:255,blueviolet:9055202,brown:10824234,burlywood:14596231,cadetblue:6266528,chartreuse:8388352,chocolate:13789470,coral:16744272,cornflowerblue:6591981,cornsilk:16775388,crimson:14423100,cyan:65535,darkblue:139,darkcyan:35723,darkgoldenrod:12092939,darkgray:11119017,darkgreen:25600,darkgrey:11119017,darkkhaki:12433259,darkmagenta:9109643,darkolivegreen:5597999,darkorange:16747520,darkorchid:10040012,darkred:9109504,darksalmon:15308410,darkseagreen:9419919,darkslateblue:4734347,darkslategray:3100495,darkslategrey:3100495,darkturquoise:52945,darkviolet:9699539,deeppink:16716947,deepskyblue:49151,dimgray:6908265,dimgrey:6908265,dodgerblue:2003199,firebrick:11674146,floralwhite:16775920,forestgreen:2263842,fuchsia:16711935,gainsboro:14474460,ghostwhite:16316671,gold:16766720,goldenrod:14329120,gray:8421504,green:32768,greenyellow:11403055,grey:8421504,honeydew:15794160,hotpink:16738740,indianred:13458524,indigo:4915330,ivory:16777200,khaki:15787660,lavender:15132410,lavenderblush:16773365,lawngreen:8190976,lemonchiffon:16775885,lightblue:11393254,lightcoral:15761536,lightcyan:14745599,lightgoldenrodyellow:16448210,lightgray:13882323,lightgreen:9498256,lightgrey:13882323,lightpink:16758465,lightsalmon:16752762,lightseagreen:2142890,lightskyblue:8900346,lightslategray:7833753,lightslategrey:7833753,lightsteelblue:11584734,lightyellow:16777184,lime:65280,limegreen:3329330,linen:16445670,magenta:16711935,maroon:8388608,mediumaquamarine:6737322,mediumblue:205,mediumorchid:12211667,mediumpurple:9662683,mediumseagreen:3978097,mediumslateblue:8087790,mediumspringgreen:64154,mediumturquoise:4772300,mediumvioletred:13047173,midnightblue:1644912,mintcream:16121850,mistyrose:16770273,moccasin:16770229,navajowhite:16768685,navy:128,oldlace:16643558,olive:8421376,olivedrab:7048739,orange:16753920,orangered:16729344,orchid:14315734,palegoldenrod:15657130,palegreen:10025880,paleturquoise:11529966,palevioletred:14381203,papayawhip:16773077,peachpuff:16767673,peru:13468991,pink:16761035,plum:14524637,powderblue:11591910,purple:8388736,rebeccapurple:6697881,red:16711680,rosybrown:12357519,royalblue:4286945,saddlebrown:9127187,salmon:16416882,sandybrown:16032864,seagreen:3050327,seashell:16774638,sienna:10506797,silver:12632256,skyblue:8900331,slateblue:6970061,slategray:7372944,slategrey:7372944,snow:16775930,springgreen:65407,steelblue:4620980,tan:13808780,teal:32896,thistle:14204888,tomato:16737095,turquoise:4251856,violet:15631086,wheat:16113331,white:16777215,whitesmoke:16119285,yellow:16776960,yellowgreen:10145074},Pd={h:0,s:0,l:0},Ld={h:0,s:0,l:0};function Dd(e,t,n){return n<0&&(n+=1),n>1&&(n-=1),n<1/6?e+6*(t-e)*n:n<.5?t:n<2/3?e+6*(t-e)*(2/3-n):e}var Od=function(){return T(function e(t,n,r){return A(this,e),this.isColor=!0,this.r=1,this.g=1,this.b=1,this.set(t,n,r)},[{key:"set",value:function(e,t,n){if(void 0===t&&void 0===n){var r=e;r&&r.isColor?this.copy(r):"number"==typeof r?this.setHex(r):"string"==typeof r&&this.setStyle(r)}else this.setRGB(e,t,n);return this}},{key:"setScalar",value:function(e){return this.r=e,this.g=e,this.b=e,this}},{key:"setHex",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:_c;return e=Math.floor(e),this.r=(e>>16&255)/255,this.g=(e>>8&255)/255,this.b=(255&e)/255,$c.toWorkingColorSpace(this,t),this}},{key:"setRGB",value:function(e,t,n){var r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:$c.workingColorSpace;return this.r=e,this.g=t,this.b=n,$c.toWorkingColorSpace(this,r),this}},{key:"setHSL",value:function(e,t,n){var r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:$c.workingColorSpace;if(e=Oc(e,1),t=Dc(t,0,1),n=Dc(n,0,1),0===t)this.r=this.g=this.b=n;else{var i=n<=.5?n*(1+t):n+t-n*t,a=2*n-i;this.r=Dd(a,i,e+1/3),this.g=Dd(a,i,e),this.b=Dd(a,i,e-1/3)}return $c.toWorkingColorSpace(this,r),this}},{key:"setStyle",value:function(e){var t,n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:_c;function r(t){void 0!==t&&parseFloat(t)<1&&console.warn("THREE.Color: Alpha component of "+e+" will be ignored.")}if(t=/^(\w+)\(([^\)]*)\)/.exec(e)){var i,a=t[1],o=t[2];switch(a){case"rgb":case"rgba":if(i=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o))return r(i[4]),this.setRGB(Math.min(255,parseInt(i[1],10))/255,Math.min(255,parseInt(i[2],10))/255,Math.min(255,parseInt(i[3],10))/255,n);if(i=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o))return r(i[4]),this.setRGB(Math.min(100,parseInt(i[1],10))/100,Math.min(100,parseInt(i[2],10))/100,Math.min(100,parseInt(i[3],10))/100,n);break;case"hsl":case"hsla":if(i=/^\s*(\d*\.?\d+)\s*,\s*(\d*\.?\d+)\%\s*,\s*(\d*\.?\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o))return r(i[4]),this.setHSL(parseFloat(i[1])/360,parseFloat(i[2])/100,parseFloat(i[3])/100,n);break;default:console.warn("THREE.Color: Unknown color model "+e)}}else if(t=/^\#([A-Fa-f\d]+)$/.exec(e)){var s=t[1],u=s.length;if(3===u)return this.setRGB(parseInt(s.charAt(0),16)/15,parseInt(s.charAt(1),16)/15,parseInt(s.charAt(2),16)/15,n);if(6===u)return this.setHex(parseInt(s,16),n);console.warn("THREE.Color: Invalid hex color "+e)}else if(e&&e.length>0)return this.setColorName(e,n);return this}},{key:"setColorName",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:_c,n=Nd[e.toLowerCase()];return void 0!==n?this.setHex(n,t):console.warn("THREE.Color: Unknown color "+e),this}},{key:"clone",value:function(){return new this.constructor(this.r,this.g,this.b)}},{key:"copy",value:function(e){return this.r=e.r,this.g=e.g,this.b=e.b,this}},{key:"copySRGBToLinear",value:function(e){return this.r=eh(e.r),this.g=eh(e.g),this.b=eh(e.b),this}},{key:"copyLinearToSRGB",value:function(e){return this.r=th(e.r),this.g=th(e.g),this.b=th(e.b),this}},{key:"convertSRGBToLinear",value:function(){return this.copySRGBToLinear(this),this}},{key:"convertLinearToSRGB",value:function(){return this.copyLinearToSRGB(this),this}},{key:"getHex",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:_c;return $c.fromWorkingColorSpace(Fd.copy(this),e),65536*Math.round(Dc(255*Fd.r,0,255))+256*Math.round(Dc(255*Fd.g,0,255))+Math.round(Dc(255*Fd.b,0,255))}},{key:"getHexString",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:_c;return("000000"+this.getHex(e).toString(16)).slice(-6)}},{key:"getHSL",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:$c.workingColorSpace;$c.fromWorkingColorSpace(Fd.copy(this),t);var n,r,i=Fd.r,a=Fd.g,o=Fd.b,s=Math.max(i,a,o),u=Math.min(i,a,o),l=(u+s)/2;if(u===s)n=0,r=0;else{var c=s-u;switch(r=l<=.5?c/(s+u):c/(2-s-u),s){case i:n=(a-o)/c+(a<o?6:0);break;case a:n=(o-i)/c+2;break;case o:n=(i-a)/c+4}n/=6}return e.h=n,e.s=r,e.l=l,e}},{key:"getRGB",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:$c.workingColorSpace;return $c.fromWorkingColorSpace(Fd.copy(this),t),e.r=Fd.r,e.g=Fd.g,e.b=Fd.b,e}},{key:"getStyle",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:_c;$c.fromWorkingColorSpace(Fd.copy(this),e);var t=Fd.r,n=Fd.g,r=Fd.b;return e!==_c?"color(".concat(e," ").concat(t.toFixed(3)," ").concat(n.toFixed(3)," ").concat(r.toFixed(3),")"):"rgb(".concat(Math.round(255*t),",").concat(Math.round(255*n),",").concat(Math.round(255*r),")")}},{key:"offsetHSL",value:function(e,t,n){return this.getHSL(Pd),this.setHSL(Pd.h+e,Pd.s+t,Pd.l+n)}},{key:"add",value:function(e){return this.r+=e.r,this.g+=e.g,this.b+=e.b,this}},{key:"addColors",value:function(e,t){return this.r=e.r+t.r,this.g=e.g+t.g,this.b=e.b+t.b,this}},{key:"addScalar",value:function(e){return this.r+=e,this.g+=e,this.b+=e,this}},{key:"sub",value:function(e){return this.r=Math.max(0,this.r-e.r),this.g=Math.max(0,this.g-e.g),this.b=Math.max(0,this.b-e.b),this}},{key:"multiply",value:function(e){return this.r*=e.r,this.g*=e.g,this.b*=e.b,this}},{key:"multiplyScalar",value:function(e){return this.r*=e,this.g*=e,this.b*=e,this}},{key:"lerp",value:function(e,t){return this.r+=(e.r-this.r)*t,this.g+=(e.g-this.g)*t,this.b+=(e.b-this.b)*t,this}},{key:"lerpColors",value:function(e,t,n){return this.r=e.r+(t.r-e.r)*n,this.g=e.g+(t.g-e.g)*n,this.b=e.b+(t.b-e.b)*n,this}},{key:"lerpHSL",value:function(e,t){this.getHSL(Pd),e.getHSL(Ld);var n=Fc(Pd.h,Ld.h,t),r=Fc(Pd.s,Ld.s,t),i=Fc(Pd.l,Ld.l,t);return this.setHSL(n,r,i),this}},{key:"setFromVector3",value:function(e){return this.r=e.x,this.g=e.y,this.b=e.z,this}},{key:"applyMatrix3",value:function(e){var t=this.r,n=this.g,r=this.b,i=e.elements;return this.r=i[0]*t+i[3]*n+i[6]*r,this.g=i[1]*t+i[4]*n+i[7]*r,this.b=i[2]*t+i[5]*n+i[8]*r,this}},{key:"equals",value:function(e){return e.r===this.r&&e.g===this.g&&e.b===this.b}},{key:"fromArray",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return this.r=e[t],this.g=e[t+1],this.b=e[t+2],this}},{key:"toArray",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[],t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return e[t]=this.r,e[t+1]=this.g,e[t+2]=this.b,e}},{key:"fromBufferAttribute",value:function(e,t){return this.r=e.getX(t),this.g=e.getY(t),this.b=e.getZ(t),this}},{key:"toJSON",value:function(){return this.getHex()}},{key:Symbol.iterator,value:d().m(function e(){return d().w(function(e){for(;;)switch(e.n){case 0:return e.n=1,this.r;case 1:return e.n=2,this.g;case 2:return e.n=3,this.b;case 3:return e.a(2)}},e,this)})}])}(),Fd=new Od;Od.NAMES=Nd;var Bd=0,Ud=function(e){function t(){var e;return A(this,t),(e=y(this,t)).isMaterial=!0,Object.defineProperty(e,"id",{value:Bd++}),e.uuid=Lc(),e.name="",e.type="Material",e.blending=1,e.side=0,e.vertexColors=!1,e.opacity=1,e.transparent=!1,e.alphaHash=!1,e.blendSrc=Ju,e.blendDst=$u,e.blendEquation=Zu,e.blendSrcAlpha=null,e.blendDstAlpha=null,e.blendEquationAlpha=null,e.blendColor=new Od(0,0,0),e.blendAlpha=0,e.depthFunc=3,e.depthTest=!0,e.depthWrite=!0,e.stencilWriteMask=255,e.stencilFunc=519,e.stencilRef=0,e.stencilFuncMask=255,e.stencilFail=Ac,e.stencilZFail=Ac,e.stencilZPass=Ac,e.stencilWrite=!1,e.clippingPlanes=null,e.clipIntersection=!1,e.clipShadows=!1,e.shadowSide=null,e.colorWrite=!0,e.precision=null,e.polygonOffset=!1,e.polygonOffsetFactor=0,e.polygonOffsetUnits=0,e.dithering=!1,e.alphaToCoverage=!1,e.premultipliedAlpha=!1,e.forceSinglePass=!1,e.visible=!0,e.toneMapped=!0,e.userData={},e.version=0,e._alphaTest=0,e}return x(t,e),T(t,[{key:"alphaTest",get:function(){return this._alphaTest},set:function(e){this._alphaTest>0!=e>0&&this.version++,this._alphaTest=e}},{key:"onBeforeRender",value:function(){}},{key:"onBeforeCompile",value:function(){}},{key:"customProgramCacheKey",value:function(){return this.onBeforeCompile.toString()}},{key:"setValues",value:function(e){if(void 0!==e)for(var t in e){var n=e[t];if(void 0!==n){var r=this[t];void 0!==r?r&&r.isColor?r.set(n):r&&r.isVector3&&n&&n.isVector3?r.copy(n):this[t]=n:console.warn("THREE.Material: '".concat(t,"' is not a property of THREE.").concat(this.type,"."))}else console.warn("THREE.Material: parameter '".concat(t,"' has value of undefined."))}}},{key:"toJSON",value:function(e){var t=void 0===e||"string"==typeof e;t&&(e={textures:{},images:{}});var n={metadata:{version:4.6,type:"Material",generator:"Material.toJSON"}};function r(e){var t=[];for(var n in e){var r=e[n];delete r.metadata,t.push(r)}return t}if(n.uuid=this.uuid,n.type=this.type,""!==this.name&&(n.name=this.name),this.color&&this.color.isColor&&(n.color=this.color.getHex()),void 0!==this.roughness&&(n.roughness=this.roughness),void 0!==this.metalness&&(n.metalness=this.metalness),void 0!==this.sheen&&(n.sheen=this.sheen),this.sheenColor&&this.sheenColor.isColor&&(n.sheenColor=this.sheenColor.getHex()),void 0!==this.sheenRoughness&&(n.sheenRoughness=this.sheenRoughness),this.emissive&&this.emissive.isColor&&(n.emissive=this.emissive.getHex()),void 0!==this.emissiveIntensity&&1!==this.emissiveIntensity&&(n.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(n.specular=this.specular.getHex()),void 0!==this.specularIntensity&&(n.specularIntensity=this.specularIntensity),this.specularColor&&this.specularColor.isColor&&(n.specularColor=this.specularColor.getHex()),void 0!==this.shininess&&(n.shininess=this.shininess),void 0!==this.clearcoat&&(n.clearcoat=this.clearcoat),void 0!==this.clearcoatRoughness&&(n.clearcoatRoughness=this.clearcoatRoughness),this.clearcoatMap&&this.clearcoatMap.isTexture&&(n.clearcoatMap=this.clearcoatMap.toJSON(e).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(n.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(e).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(n.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(e).uuid,n.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),void 0!==this.dispersion&&(n.dispersion=this.dispersion),void 0!==this.iridescence&&(n.iridescence=this.iridescence),void 0!==this.iridescenceIOR&&(n.iridescenceIOR=this.iridescenceIOR),void 0!==this.iridescenceThicknessRange&&(n.iridescenceThicknessRange=this.iridescenceThicknessRange),this.iridescenceMap&&this.iridescenceMap.isTexture&&(n.iridescenceMap=this.iridescenceMap.toJSON(e).uuid),this.iridescenceThicknessMap&&this.iridescenceThicknessMap.isTexture&&(n.iridescenceThicknessMap=this.iridescenceThicknessMap.toJSON(e).uuid),void 0!==this.anisotropy&&(n.anisotropy=this.anisotropy),void 0!==this.anisotropyRotation&&(n.anisotropyRotation=this.anisotropyRotation),this.anisotropyMap&&this.anisotropyMap.isTexture&&(n.anisotropyMap=this.anisotropyMap.toJSON(e).uuid),this.map&&this.map.isTexture&&(n.map=this.map.toJSON(e).uuid),this.matcap&&this.matcap.isTexture&&(n.matcap=this.matcap.toJSON(e).uuid),this.alphaMap&&this.alphaMap.isTexture&&(n.alphaMap=this.alphaMap.toJSON(e).uuid),this.lightMap&&this.lightMap.isTexture&&(n.lightMap=this.lightMap.toJSON(e).uuid,n.lightMapIntensity=this.lightMapIntensity),this.aoMap&&this.aoMap.isTexture&&(n.aoMap=this.aoMap.toJSON(e).uuid,n.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(n.bumpMap=this.bumpMap.toJSON(e).uuid,n.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(n.normalMap=this.normalMap.toJSON(e).uuid,n.normalMapType=this.normalMapType,n.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(n.displacementMap=this.displacementMap.toJSON(e).uuid,n.displacementScale=this.displacementScale,n.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(n.roughnessMap=this.roughnessMap.toJSON(e).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(n.metalnessMap=this.metalnessMap.toJSON(e).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(n.emissiveMap=this.emissiveMap.toJSON(e).uuid),this.specularMap&&this.specularMap.isTexture&&(n.specularMap=this.specularMap.toJSON(e).uuid),this.specularIntensityMap&&this.specularIntensityMap.isTexture&&(n.specularIntensityMap=this.specularIntensityMap.toJSON(e).uuid),this.specularColorMap&&this.specularColorMap.isTexture&&(n.specularColorMap=this.specularColorMap.toJSON(e).uuid),this.envMap&&this.envMap.isTexture&&(n.envMap=this.envMap.toJSON(e).uuid,void 0!==this.combine&&(n.combine=this.combine)),void 0!==this.envMapRotation&&(n.envMapRotation=this.envMapRotation.toArray()),void 0!==this.envMapIntensity&&(n.envMapIntensity=this.envMapIntensity),void 0!==this.reflectivity&&(n.reflectivity=this.reflectivity),void 0!==this.refractionRatio&&(n.refractionRatio=this.refractionRatio),this.gradientMap&&this.gradientMap.isTexture&&(n.gradientMap=this.gradientMap.toJSON(e).uuid),void 0!==this.transmission&&(n.transmission=this.transmission),this.transmissionMap&&this.transmissionMap.isTexture&&(n.transmissionMap=this.transmissionMap.toJSON(e).uuid),void 0!==this.thickness&&(n.thickness=this.thickness),this.thicknessMap&&this.thicknessMap.isTexture&&(n.thicknessMap=this.thicknessMap.toJSON(e).uuid),void 0!==this.attenuationDistance&&this.attenuationDistance!==1/0&&(n.attenuationDistance=this.attenuationDistance),void 0!==this.attenuationColor&&(n.attenuationColor=this.attenuationColor.getHex()),void 0!==this.size&&(n.size=this.size),null!==this.shadowSide&&(n.shadowSide=this.shadowSide),void 0!==this.sizeAttenuation&&(n.sizeAttenuation=this.sizeAttenuation),1!==this.blending&&(n.blending=this.blending),0!==this.side&&(n.side=this.side),!0===this.vertexColors&&(n.vertexColors=!0),this.opacity<1&&(n.opacity=this.opacity),!0===this.transparent&&(n.transparent=!0),this.blendSrc!==Ju&&(n.blendSrc=this.blendSrc),this.blendDst!==$u&&(n.blendDst=this.blendDst),this.blendEquation!==Zu&&(n.blendEquation=this.blendEquation),null!==this.blendSrcAlpha&&(n.blendSrcAlpha=this.blendSrcAlpha),null!==this.blendDstAlpha&&(n.blendDstAlpha=this.blendDstAlpha),null!==this.blendEquationAlpha&&(n.blendEquationAlpha=this.blendEquationAlpha),this.blendColor&&this.blendColor.isColor&&(n.blendColor=this.blendColor.getHex()),0!==this.blendAlpha&&(n.blendAlpha=this.blendAlpha),3!==this.depthFunc&&(n.depthFunc=this.depthFunc),!1===this.depthTest&&(n.depthTest=this.depthTest),!1===this.depthWrite&&(n.depthWrite=this.depthWrite),!1===this.colorWrite&&(n.colorWrite=this.colorWrite),255!==this.stencilWriteMask&&(n.stencilWriteMask=this.stencilWriteMask),519!==this.stencilFunc&&(n.stencilFunc=this.stencilFunc),0!==this.stencilRef&&(n.stencilRef=this.stencilRef),255!==this.stencilFuncMask&&(n.stencilFuncMask=this.stencilFuncMask),this.stencilFail!==Ac&&(n.stencilFail=this.stencilFail),this.stencilZFail!==Ac&&(n.stencilZFail=this.stencilZFail),this.stencilZPass!==Ac&&(n.stencilZPass=this.stencilZPass),!0===this.stencilWrite&&(n.stencilWrite=this.stencilWrite),void 0!==this.rotation&&0!==this.rotation&&(n.rotation=this.rotation),!0===this.polygonOffset&&(n.polygonOffset=!0),0!==this.polygonOffsetFactor&&(n.polygonOffsetFactor=this.polygonOffsetFactor),0!==this.polygonOffsetUnits&&(n.polygonOffsetUnits=this.polygonOffsetUnits),void 0!==this.linewidth&&1!==this.linewidth&&(n.linewidth=this.linewidth),void 0!==this.dashSize&&(n.dashSize=this.dashSize),void 0!==this.gapSize&&(n.gapSize=this.gapSize),void 0!==this.scale&&(n.scale=this.scale),!0===this.dithering&&(n.dithering=!0),this.alphaTest>0&&(n.alphaTest=this.alphaTest),!0===this.alphaHash&&(n.alphaHash=!0),!0===this.alphaToCoverage&&(n.alphaToCoverage=!0),!0===this.premultipliedAlpha&&(n.premultipliedAlpha=!0),!0===this.forceSinglePass&&(n.forceSinglePass=!0),!0===this.wireframe&&(n.wireframe=!0),this.wireframeLinewidth>1&&(n.wireframeLinewidth=this.wireframeLinewidth),"round"!==this.wireframeLinecap&&(n.wireframeLinecap=this.wireframeLinecap),"round"!==this.wireframeLinejoin&&(n.wireframeLinejoin=this.wireframeLinejoin),!0===this.flatShading&&(n.flatShading=!0),!1===this.visible&&(n.visible=!1),!1===this.toneMapped&&(n.toneMapped=!1),!1===this.fog&&(n.fog=!1),Object.keys(this.userData).length>0&&(n.userData=this.userData),t){var i=r(e.textures),a=r(e.images);i.length>0&&(n.textures=i),a.length>0&&(n.images=a)}return n}},{key:"clone",value:function(){return(new this.constructor).copy(this)}},{key:"copy",value:function(e){this.name=e.name,this.blending=e.blending,this.side=e.side,this.vertexColors=e.vertexColors,this.opacity=e.opacity,this.transparent=e.transparent,this.blendSrc=e.blendSrc,this.blendDst=e.blendDst,this.blendEquation=e.blendEquation,this.blendSrcAlpha=e.blendSrcAlpha,this.blendDstAlpha=e.blendDstAlpha,this.blendEquationAlpha=e.blendEquationAlpha,this.blendColor.copy(e.blendColor),this.blendAlpha=e.blendAlpha,this.depthFunc=e.depthFunc,this.depthTest=e.depthTest,this.depthWrite=e.depthWrite,this.stencilWriteMask=e.stencilWriteMask,this.stencilFunc=e.stencilFunc,this.stencilRef=e.stencilRef,this.stencilFuncMask=e.stencilFuncMask,this.stencilFail=e.stencilFail,this.stencilZFail=e.stencilZFail,this.stencilZPass=e.stencilZPass,this.stencilWrite=e.stencilWrite;var t=e.clippingPlanes,n=null;if(null!==t){var r=t.length;n=new Array(r);for(var i=0;i!==r;++i)n[i]=t[i].clone()}return this.clippingPlanes=n,this.clipIntersection=e.clipIntersection,this.clipShadows=e.clipShadows,this.shadowSide=e.shadowSide,this.colorWrite=e.colorWrite,this.precision=e.precision,this.polygonOffset=e.polygonOffset,this.polygonOffsetFactor=e.polygonOffsetFactor,this.polygonOffsetUnits=e.polygonOffsetUnits,this.dithering=e.dithering,this.alphaTest=e.alphaTest,this.alphaHash=e.alphaHash,this.alphaToCoverage=e.alphaToCoverage,this.premultipliedAlpha=e.premultipliedAlpha,this.forceSinglePass=e.forceSinglePass,this.visible=e.visible,this.toneMapped=e.toneMapped,this.userData=JSON.parse(JSON.stringify(e.userData)),this}},{key:"dispose",value:function(){this.dispatchEvent({type:"dispose"})}},{key:"needsUpdate",set:function(e){!0===e&&this.version++}},{key:"onBuild",value:function(){console.warn("Material: onBuild() has been removed.")}}])}(kc),zd=function(e){function t(e){var n;return A(this,t),(n=y(this,t)).isMeshBasicMaterial=!0,n.type="MeshBasicMaterial",n.color=new Od(16777215),n.map=null,n.lightMap=null,n.lightMapIntensity=1,n.aoMap=null,n.aoMapIntensity=1,n.specularMap=null,n.alphaMap=null,n.envMap=null,n.envMapRotation=new ed,n.combine=0,n.reflectivity=1,n.refractionRatio=.98,n.wireframe=!1,n.wireframeLinewidth=1,n.wireframeLinecap="round",n.wireframeLinejoin="round",n.fog=!0,n.setValues(e),n}return x(t,e),T(t,[{key:"copy",value:function(e){return n(t,"copy",this,3)([e]),this.color.copy(e.color),this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.envMapRotation.copy(e.envMapRotation),this.combine=e.combine,this.reflectivity=e.reflectivity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.fog=e.fog,this}}])}(Ud),Vd=Hd();function Hd(){for(var e=new ArrayBuffer(4),t=new Float32Array(e),n=new Uint32Array(e),r=new Uint32Array(512),i=new Uint32Array(512),a=0;a<256;++a){var o=a-127;o<-27?(r[a]=0,r[256|a]=32768,i[a]=24,i[256|a]=24):o<-14?(r[a]=1024>>-o-14,r[256|a]=1024>>-o-14|32768,i[a]=-o-1,i[256|a]=-o-1):o<=15?(r[a]=o+15<<10,r[256|a]=o+15<<10|32768,i[a]=13,i[256|a]=13):o<128?(r[a]=31744,r[256|a]=64512,i[a]=24,i[256|a]=24):(r[a]=31744,r[256|a]=64512,i[a]=13,i[256|a]=13)}for(var s=new Uint32Array(2048),u=new Uint32Array(64),l=new Uint32Array(64),c=1;c<1024;++c){for(var h=c<<13,d=0;!(8388608&h);)h<<=1,d-=8388608;h&=-8388609,d+=947912704,s[c]=h|d}for(var f=1024;f<2048;++f)s[f]=939524096+(f-1024<<13);for(var p=1;p<31;++p)u[p]=p<<23;u[31]=1199570944,u[32]=2147483648;for(var v=33;v<63;++v)u[v]=2147483648+(v-32<<23);u[63]=3347054592;for(var m=1;m<64;++m)32!==m&&(l[m]=1024);return{floatView:t,uint32View:n,baseTable:r,shiftTable:i,mantissaTable:s,exponentTable:u,offsetTable:l}}var Wd={toHalfFloat:function(e){Math.abs(e)>65504&&console.warn("THREE.DataUtils.toHalfFloat(): Value out of range."),e=Dc(e,-65504,65504),Vd.floatView[0]=e;var t=Vd.uint32View[0],n=t>>23&511;return Vd.baseTable[n]+((8388607&t)>>Vd.shiftTable[n])},fromHalfFloat:function(e){var t=e>>10;return Vd.uint32View[0]=Vd.mantissaTable[Vd.offsetTable[t]+(1023&e)]+Vd.exponentTable[t],Vd.floatView[0]}},Gd=new ph,jd=new Vc,Qd=0,qd=function(){return T(function e(t,n){var r=arguments.length>2&&void 0!==arguments[2]&&arguments[2];if(A(this,e),Array.isArray(t))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.isBufferAttribute=!0,Object.defineProperty(this,"id",{value:Qd++}),this.name="",this.array=t,this.itemSize=n,this.count=void 0!==t?t.length/n:0,this.normalized=r,this.usage=wc,this.updateRanges=[],this.gpuType=yl,this.version=0},[{key:"onUploadCallback",value:function(){}},{key:"needsUpdate",set:function(e){!0===e&&this.version++}},{key:"setUsage",value:function(e){return this.usage=e,this}},{key:"addUpdateRange",value:function(e,t){this.updateRanges.push({start:e,count:t})}},{key:"clearUpdateRanges",value:function(){this.updateRanges.length=0}},{key:"copy",value:function(e){return this.name=e.name,this.array=new e.array.constructor(e.array),this.itemSize=e.itemSize,this.count=e.count,this.normalized=e.normalized,this.usage=e.usage,this.gpuType=e.gpuType,this}},{key:"copyAt",value:function(e,t,n){e*=this.itemSize,n*=t.itemSize;for(var r=0,i=this.itemSize;r<i;r++)this.array[e+r]=t.array[n+r];return this}},{key:"copyArray",value:function(e){return this.array.set(e),this}},{key:"applyMatrix3",value:function(e){if(2===this.itemSize)for(var t=0,n=this.count;t<n;t++)jd.fromBufferAttribute(this,t),jd.applyMatrix3(e),this.setXY(t,jd.x,jd.y);else if(3===this.itemSize)for(var r=0,i=this.count;r<i;r++)Gd.fromBufferAttribute(this,r),Gd.applyMatrix3(e),this.setXYZ(r,Gd.x,Gd.y,Gd.z);return this}},{key:"applyMatrix4",value:function(e){for(var t=0,n=this.count;t<n;t++)Gd.fromBufferAttribute(this,t),Gd.applyMatrix4(e),this.setXYZ(t,Gd.x,Gd.y,Gd.z);return this}},{key:"applyNormalMatrix",value:function(e){for(var t=0,n=this.count;t<n;t++)Gd.fromBufferAttribute(this,t),Gd.applyNormalMatrix(e),this.setXYZ(t,Gd.x,Gd.y,Gd.z);return this}},{key:"transformDirection",value:function(e){for(var t=0,n=this.count;t<n;t++)Gd.fromBufferAttribute(this,t),Gd.transformDirection(e),this.setXYZ(t,Gd.x,Gd.y,Gd.z);return this}},{key:"set",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return this.array.set(e,t),this}},{key:"getComponent",value:function(e,t){var n=this.array[e*this.itemSize+t];return this.normalized&&(n=Bc(n,this.array)),n}},{key:"setComponent",value:function(e,t,n){return this.normalized&&(n=Uc(n,this.array)),this.array[e*this.itemSize+t]=n,this}},{key:"getX",value:function(e){var t=this.array[e*this.itemSize];return this.normalized&&(t=Bc(t,this.array)),t}},{key:"setX",value:function(e,t){return this.normalized&&(t=Uc(t,this.array)),this.array[e*this.itemSize]=t,this}},{key:"getY",value:function(e){var t=this.array[e*this.itemSize+1];return this.normalized&&(t=Bc(t,this.array)),t}},{key:"setY",value:function(e,t){return this.normalized&&(t=Uc(t,this.array)),this.array[e*this.itemSize+1]=t,this}},{key:"getZ",value:function(e){var t=this.array[e*this.itemSize+2];return this.normalized&&(t=Bc(t,this.array)),t}},{key:"setZ",value:function(e,t){return this.normalized&&(t=Uc(t,this.array)),this.array[e*this.itemSize+2]=t,this}},{key:"getW",value:function(e){var t=this.array[e*this.itemSize+3];return this.normalized&&(t=Bc(t,this.array)),t}},{key:"setW",value:function(e,t){return this.normalized&&(t=Uc(t,this.array)),this.array[e*this.itemSize+3]=t,this}},{key:"setXY",value:function(e,t,n){return e*=this.itemSize,this.normalized&&(t=Uc(t,this.array),n=Uc(n,this.array)),this.array[e+0]=t,this.array[e+1]=n,this}},{key:"setXYZ",value:function(e,t,n,r){return e*=this.itemSize,this.normalized&&(t=Uc(t,this.array),n=Uc(n,this.array),r=Uc(r,this.array)),this.array[e+0]=t,this.array[e+1]=n,this.array[e+2]=r,this}},{key:"setXYZW",value:function(e,t,n,r,i){return e*=this.itemSize,this.normalized&&(t=Uc(t,this.array),n=Uc(n,this.array),r=Uc(r,this.array),i=Uc(i,this.array)),this.array[e+0]=t,this.array[e+1]=n,this.array[e+2]=r,this.array[e+3]=i,this}},{key:"onUpload",value:function(e){return this.onUploadCallback=e,this}},{key:"clone",value:function(){return new this.constructor(this.array,this.itemSize).copy(this)}},{key:"toJSON",value:function(){var e={itemSize:this.itemSize,type:this.array.constructor.name,array:Array.from(this.array),normalized:this.normalized};return""!==this.name&&(e.name=this.name),this.usage!==wc&&(e.usage=this.usage),e}}])}(),Xd=function(e){function t(e,n,r){return A(this,t),y(this,t,[new Uint16Array(e),n,r])}return x(t,e),T(t)}(qd),Yd=function(e){function t(e,n,r){return A(this,t),y(this,t,[new Uint32Array(e),n,r])}return x(t,e),T(t)}(qd),Kd=function(e){function t(e,n,r){return A(this,t),y(this,t,[new Float32Array(e),n,r])}return x(t,e),T(t)}(qd),Zd=0,Jd=new Gh,$d=new gd,ef=new ph,tf=new gh,nf=new gh,rf=new ph,af=function(e){function t(){var e;return A(this,t),(e=y(this,t)).isBufferGeometry=!0,Object.defineProperty(e,"id",{value:Zd++}),e.uuid=Lc(),e.name="",e.type="BufferGeometry",e.index=null,e.indirect=null,e.attributes={},e.morphAttributes={},e.morphTargetsRelative=!1,e.groups=[],e.boundingBox=null,e.boundingSphere=null,e.drawRange={start:0,count:1/0},e.userData={},e}return x(t,e),T(t,[{key:"getIndex",value:function(){return this.index}},{key:"setIndex",value:function(e){return Array.isArray(e)?this.index=new(Gc(e)?Yd:Xd)(e,1):this.index=e,this}},{key:"setIndirect",value:function(e){return this.indirect=e,this}},{key:"getIndirect",value:function(){return this.indirect}},{key:"getAttribute",value:function(e){return this.attributes[e]}},{key:"setAttribute",value:function(e,t){return this.attributes[e]=t,this}},{key:"deleteAttribute",value:function(e){return delete this.attributes[e],this}},{key:"hasAttribute",value:function(e){return void 0!==this.attributes[e]}},{key:"addGroup",value:function(e,t){var n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0;this.groups.push({start:e,count:t,materialIndex:n})}},{key:"clearGroups",value:function(){this.groups=[]}},{key:"setDrawRange",value:function(e,t){this.drawRange.start=e,this.drawRange.count=t}},{key:"applyMatrix4",value:function(e){var t=this.attributes.position;void 0!==t&&(t.applyMatrix4(e),t.needsUpdate=!0);var n=this.attributes.normal;if(void 0!==n){var r=(new Hc).getNormalMatrix(e);n.applyNormalMatrix(r),n.needsUpdate=!0}var i=this.attributes.tangent;return void 0!==i&&(i.transformDirection(e),i.needsUpdate=!0),null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this}},{key:"applyQuaternion",value:function(e){return Jd.makeRotationFromQuaternion(e),this.applyMatrix4(Jd),this}},{key:"rotateX",value:function(e){return Jd.makeRotationX(e),this.applyMatrix4(Jd),this}},{key:"rotateY",value:function(e){return Jd.makeRotationY(e),this.applyMatrix4(Jd),this}},{key:"rotateZ",value:function(e){return Jd.makeRotationZ(e),this.applyMatrix4(Jd),this}},{key:"translate",value:function(e,t,n){return Jd.makeTranslation(e,t,n),this.applyMatrix4(Jd),this}},{key:"scale",value:function(e,t,n){return Jd.makeScale(e,t,n),this.applyMatrix4(Jd),this}},{key:"lookAt",value:function(e){return $d.lookAt(e),$d.updateMatrix(),this.applyMatrix4($d.matrix),this}},{key:"center",value:function(){return this.computeBoundingBox(),this.boundingBox.getCenter(ef).negate(),this.translate(ef.x,ef.y,ef.z),this}},{key:"setFromPoints",value:function(e){var t=this.getAttribute("position");if(void 0===t){for(var n=[],r=0,i=e.length;r<i;r++){var a=e[r];n.push(a.x,a.y,a.z||0)}this.setAttribute("position",new Kd(n,3))}else{for(var o=Math.min(e.length,t.count),s=0;s<o;s++){var u=e[s];t.setXYZ(s,u.x,u.y,u.z||0)}e.length>t.count&&console.warn("THREE.BufferGeometry: Buffer size too small for points data. Use .dispose() and create a new geometry."),t.needsUpdate=!0}return this}},{key:"computeBoundingBox",value:function(){null===this.boundingBox&&(this.boundingBox=new gh);var e=this.attributes.position,t=this.morphAttributes.position;if(e&&e.isGLBufferAttribute)return console.error("THREE.BufferGeometry.computeBoundingBox(): GLBufferAttribute requires a manual bounding box.",this),void this.boundingBox.set(new ph(-1/0,-1/0,-1/0),new ph(1/0,1/0,1/0));if(void 0!==e){if(this.boundingBox.setFromBufferAttribute(e),t)for(var n=0,r=t.length;n<r;n++){var i=t[n];tf.setFromBufferAttribute(i),this.morphTargetsRelative?(rf.addVectors(this.boundingBox.min,tf.min),this.boundingBox.expandByPoint(rf),rf.addVectors(this.boundingBox.max,tf.max),this.boundingBox.expandByPoint(rf)):(this.boundingBox.expandByPoint(tf.min),this.boundingBox.expandByPoint(tf.max))}}else this.boundingBox.makeEmpty();(isNaN(this.boundingBox.min.x)||isNaN(this.boundingBox.min.y)||isNaN(this.boundingBox.min.z))&&console.error('THREE.BufferGeometry.computeBoundingBox(): Computed min/max have NaN values. The "position" attribute is likely to have NaN values.',this)}},{key:"computeBoundingSphere",value:function(){null===this.boundingSphere&&(this.boundingSphere=new Dh);var e=this.attributes.position,t=this.morphAttributes.position;if(e&&e.isGLBufferAttribute)return console.error("THREE.BufferGeometry.computeBoundingSphere(): GLBufferAttribute requires a manual bounding sphere.",this),void this.boundingSphere.set(new ph,1/0);if(e){var n=this.boundingSphere.center;if(tf.setFromBufferAttribute(e),t)for(var r=0,i=t.length;r<i;r++){var a=t[r];nf.setFromBufferAttribute(a),this.morphTargetsRelative?(rf.addVectors(tf.min,nf.min),tf.expandByPoint(rf),rf.addVectors(tf.max,nf.max),tf.expandByPoint(rf)):(tf.expandByPoint(nf.min),tf.expandByPoint(nf.max))}tf.getCenter(n);for(var o=0,s=0,u=e.count;s<u;s++)rf.fromBufferAttribute(e,s),o=Math.max(o,n.distanceToSquared(rf));if(t)for(var l=0,c=t.length;l<c;l++)for(var h=t[l],d=this.morphTargetsRelative,f=0,p=h.count;f<p;f++)rf.fromBufferAttribute(h,f),d&&(ef.fromBufferAttribute(e,f),rf.add(ef)),o=Math.max(o,n.distanceToSquared(rf));this.boundingSphere.radius=Math.sqrt(o),isNaN(this.boundingSphere.radius)&&console.error('THREE.BufferGeometry.computeBoundingSphere(): Computed radius is NaN. The "position" attribute is likely to have NaN values.',this)}}},{key:"computeTangents",value:function(){var e=this.index,t=this.attributes;if(null!==e&&void 0!==t.position&&void 0!==t.normal&&void 0!==t.uv){var n=t.position,r=t.normal,i=t.uv;!1===this.hasAttribute("tangent")&&this.setAttribute("tangent",new qd(new Float32Array(4*n.count),4));for(var a=this.getAttribute("tangent"),o=[],s=[],u=0;u<n.count;u++)o[u]=new ph,s[u]=new ph;var l=new ph,c=new ph,h=new ph,d=new Vc,f=new Vc,p=new Vc,v=new ph,m=new ph,g=this.groups;0===g.length&&(g=[{start:0,count:e.count}]);for(var y=0,_=g.length;y<_;++y)for(var b=g[y],x=b.start,S=x,A=x+b.count;S<A;S+=3)L(e.getX(S+0),e.getX(S+1),e.getX(S+2));for(var w=new ph,T=new ph,M=new ph,E=new ph,C=0,k=g.length;C<k;++C)for(var R=g[C],I=R.start,N=I,P=I+R.count;N<P;N+=3)D(e.getX(N+0)),D(e.getX(N+1)),D(e.getX(N+2))}else console.error("THREE.BufferGeometry: .computeTangents() failed. Missing required attributes (index, position, normal or uv)");function L(e,t,r){l.fromBufferAttribute(n,e),c.fromBufferAttribute(n,t),h.fromBufferAttribute(n,r),d.fromBufferAttribute(i,e),f.fromBufferAttribute(i,t),p.fromBufferAttribute(i,r),c.sub(l),h.sub(l),f.sub(d),p.sub(d);var a=1/(f.x*p.y-p.x*f.y);isFinite(a)&&(v.copy(c).multiplyScalar(p.y).addScaledVector(h,-f.y).multiplyScalar(a),m.copy(h).multiplyScalar(f.x).addScaledVector(c,-p.x).multiplyScalar(a),o[e].add(v),o[t].add(v),o[r].add(v),s[e].add(m),s[t].add(m),s[r].add(m))}function D(e){M.fromBufferAttribute(r,e),E.copy(M);var t=o[e];w.copy(t),w.sub(M.multiplyScalar(M.dot(t))).normalize(),T.crossVectors(E,t);var n=T.dot(s[e])<0?-1:1;a.setXYZW(e,w.x,w.y,w.z,n)}}},{key:"computeVertexNormals",value:function(){var e=this.index,t=this.getAttribute("position");if(void 0!==t){var n=this.getAttribute("normal");if(void 0===n)n=new qd(new Float32Array(3*t.count),3),this.setAttribute("normal",n);else for(var r=0,i=n.count;r<i;r++)n.setXYZ(r,0,0,0);var a=new ph,o=new ph,s=new ph,u=new ph,l=new ph,c=new ph,h=new ph,d=new ph;if(e)for(var f=0,p=e.count;f<p;f+=3){var v=e.getX(f+0),m=e.getX(f+1),g=e.getX(f+2);a.fromBufferAttribute(t,v),o.fromBufferAttribute(t,m),s.fromBufferAttribute(t,g),h.subVectors(s,o),d.subVectors(a,o),h.cross(d),u.fromBufferAttribute(n,v),l.fromBufferAttribute(n,m),c.fromBufferAttribute(n,g),u.add(h),l.add(h),c.add(h),n.setXYZ(v,u.x,u.y,u.z),n.setXYZ(m,l.x,l.y,l.z),n.setXYZ(g,c.x,c.y,c.z)}else for(var y=0,_=t.count;y<_;y+=3)a.fromBufferAttribute(t,y+0),o.fromBufferAttribute(t,y+1),s.fromBufferAttribute(t,y+2),h.subVectors(s,o),d.subVectors(a,o),h.cross(d),n.setXYZ(y+0,h.x,h.y,h.z),n.setXYZ(y+1,h.x,h.y,h.z),n.setXYZ(y+2,h.x,h.y,h.z);this.normalizeNormals(),n.needsUpdate=!0}}},{key:"normalizeNormals",value:function(){for(var e=this.attributes.normal,t=0,n=e.count;t<n;t++)rf.fromBufferAttribute(e,t),rf.normalize(),e.setXYZ(t,rf.x,rf.y,rf.z)}},{key:"toNonIndexed",value:function(){function e(e,t){for(var n=e.array,r=e.itemSize,i=e.normalized,a=new n.constructor(t.length*r),o=0,s=0,u=0,l=t.length;u<l;u++){o=e.isInterleavedBufferAttribute?t[u]*e.data.stride+e.offset:t[u]*r;for(var c=0;c<r;c++)a[s++]=n[o++]}return new qd(a,r,i)}if(null===this.index)return console.warn("THREE.BufferGeometry.toNonIndexed(): BufferGeometry is already non-indexed."),this;var n=new t,r=this.index.array,i=this.attributes;for(var a in i){var o=e(i[a],r);n.setAttribute(a,o)}var s=this.morphAttributes;for(var u in s){for(var l=[],c=s[u],h=0,d=c.length;h<d;h++){var f=e(c[h],r);l.push(f)}n.morphAttributes[u]=l}n.morphTargetsRelative=this.morphTargetsRelative;for(var p=this.groups,v=0,m=p.length;v<m;v++){var g=p[v];n.addGroup(g.start,g.count,g.materialIndex)}return n}},{key:"toJSON",value:function(){var e={metadata:{version:4.6,type:"BufferGeometry",generator:"BufferGeometry.toJSON"}};if(e.uuid=this.uuid,e.type=this.type,""!==this.name&&(e.name=this.name),Object.keys(this.userData).length>0&&(e.userData=this.userData),void 0!==this.parameters){var t=this.parameters;for(var n in t)void 0!==t[n]&&(e[n]=t[n]);return e}e.data={attributes:{}};var r=this.index;null!==r&&(e.data.index={type:r.array.constructor.name,array:Array.prototype.slice.call(r.array)});var i=this.attributes;for(var a in i){var o=i[a];e.data.attributes[a]=o.toJSON(e.data)}var s={},u=!1;for(var l in this.morphAttributes){for(var c=this.morphAttributes[l],h=[],d=0,f=c.length;d<f;d++){var p=c[d];h.push(p.toJSON(e.data))}h.length>0&&(s[l]=h,u=!0)}u&&(e.data.morphAttributes=s,e.data.morphTargetsRelative=this.morphTargetsRelative);var v=this.groups;v.length>0&&(e.data.groups=JSON.parse(JSON.stringify(v)));var m=this.boundingSphere;return null!==m&&(e.data.boundingSphere={center:m.center.toArray(),radius:m.radius}),e}},{key:"clone",value:function(){return(new this.constructor).copy(this)}},{key:"copy",value:function(e){this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null;var t={};this.name=e.name;var n=e.index;null!==n&&this.setIndex(n.clone(t));var r=e.attributes;for(var i in r){var a=r[i];this.setAttribute(i,a.clone(t))}var o=e.morphAttributes;for(var s in o){for(var u=[],l=o[s],c=0,h=l.length;c<h;c++)u.push(l[c].clone(t));this.morphAttributes[s]=u}this.morphTargetsRelative=e.morphTargetsRelative;for(var d=e.groups,f=0,p=d.length;f<p;f++){var v=d[f];this.addGroup(v.start,v.count,v.materialIndex)}var m=e.boundingBox;null!==m&&(this.boundingBox=m.clone());var g=e.boundingSphere;return null!==g&&(this.boundingSphere=g.clone()),this.drawRange.start=e.drawRange.start,this.drawRange.count=e.drawRange.count,this.userData=e.userData,this}},{key:"dispose",value:function(){this.dispatchEvent({type:"dispose"})}}])}(kc),of=new Gh,sf=new Wh,uf=new Dh,lf=new ph,cf=new ph,hf=new ph,df=new ph,ff=new ph,pf=new ph,vf=new ph,mf=new ph,gf=function(e){function t(){var e,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new af,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new zd;return A(this,t),(e=y(this,t)).isMesh=!0,e.type="Mesh",e.geometry=n,e.material=r,e.updateMorphTargets(),e}return x(t,e),T(t,[{key:"copy",value:function(e,r){return n(t,"copy",this,3)([e,r]),void 0!==e.morphTargetInfluences&&(this.morphTargetInfluences=e.morphTargetInfluences.slice()),void 0!==e.morphTargetDictionary&&(this.morphTargetDictionary=Object.assign({},e.morphTargetDictionary)),this.material=Array.isArray(e.material)?e.material.slice():e.material,this.geometry=e.geometry,this}},{key:"updateMorphTargets",value:function(){var e=this.geometry.morphAttributes,t=Object.keys(e);if(t.length>0){var n=e[t[0]];if(void 0!==n){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(var r=0,i=n.length;r<i;r++){var a=n[r].name||String(r);this.morphTargetInfluences.push(0),this.morphTargetDictionary[a]=r}}}}},{key:"getVertexPosition",value:function(e,t){var n=this.geometry,r=n.attributes.position,i=n.morphAttributes.position,a=n.morphTargetsRelative;t.fromBufferAttribute(r,e);var o=this.morphTargetInfluences;if(i&&o){pf.set(0,0,0);for(var s=0,u=i.length;s<u;s++){var l=o[s],c=i[s];0!==l&&(ff.fromBufferAttribute(c,e),a?pf.addScaledVector(ff,l):pf.addScaledVector(ff.sub(t),l))}t.add(pf)}return t}},{key:"raycast",value:function(e,t){var n=this.geometry,r=this.material,i=this.matrixWorld;if(void 0!==r){if(null===n.boundingSphere&&n.computeBoundingSphere(),uf.copy(n.boundingSphere),uf.applyMatrix4(i),sf.copy(e.ray).recast(e.near),!1===uf.containsPoint(sf.origin)){if(null===sf.intersectSphere(uf,lf))return;if(sf.origin.distanceToSquared(lf)>Math.pow(e.far-e.near,2))return}of.copy(i).invert(),sf.copy(e.ray).applyMatrix4(of),null!==n.boundingBox&&!1===sf.intersectsBox(n.boundingBox)||this._computeIntersections(e,t,sf)}}},{key:"_computeIntersections",value:function(e,t,n){var r,i=this.geometry,a=this.material,o=i.index,s=i.attributes.position,u=i.attributes.uv,l=i.attributes.uv1,c=i.attributes.normal,h=i.groups,d=i.drawRange;if(null!==o)if(Array.isArray(a))for(var f=0,p=h.length;f<p;f++)for(var v=h[f],m=a[v.materialIndex],g=Math.max(v.start,d.start),y=Math.min(o.count,Math.min(v.start+v.count,d.start+d.count));g<y;g+=3){(r=yf(this,m,e,n,u,l,c,o.getX(g),o.getX(g+1),o.getX(g+2)))&&(r.faceIndex=Math.floor(g/3),r.face.materialIndex=v.materialIndex,t.push(r))}else for(var _=Math.max(0,d.start),b=Math.min(o.count,d.start+d.count);_<b;_+=3){(r=yf(this,a,e,n,u,l,c,o.getX(_),o.getX(_+1),o.getX(_+2)))&&(r.faceIndex=Math.floor(_/3),t.push(r))}else if(void 0!==s)if(Array.isArray(a))for(var x=0,S=h.length;x<S;x++)for(var A=h[x],w=a[A.materialIndex],T=Math.max(A.start,d.start),M=Math.min(s.count,Math.min(A.start+A.count,d.start+d.count));T<M;T+=3){(r=yf(this,w,e,n,u,l,c,T,T+1,T+2))&&(r.faceIndex=Math.floor(T/3),r.face.materialIndex=A.materialIndex,t.push(r))}else for(var E=Math.max(0,d.start),C=Math.min(s.count,d.start+d.count);E<C;E+=3){(r=yf(this,a,e,n,u,l,c,E,E+1,E+2))&&(r.faceIndex=Math.floor(E/3),t.push(r))}}}])}(gd);function yf(e,t,n,r,i,a,o,s,u,l){e.getVertexPosition(s,cf),e.getVertexPosition(u,hf),e.getVertexPosition(l,df);var c=function(e,t,n,r,i,a,o,s){if(null===(1===t.side?r.intersectTriangle(o,a,i,!0,s):r.intersectTriangle(i,a,o,0===t.side,s)))return null;mf.copy(s),mf.applyMatrix4(e.matrixWorld);var u=n.ray.origin.distanceTo(mf);return u<n.near||u>n.far?null:{distance:u,point:mf.clone(),object:e}}(e,t,n,r,cf,hf,df,vf);if(c){var h=new ph;Id.getBarycoord(vf,cf,hf,df,h),i&&(c.uv=Id.getInterpolatedAttribute(i,s,u,l,h,new Vc)),a&&(c.uv1=Id.getInterpolatedAttribute(a,s,u,l,h,new Vc)),o&&(c.normal=Id.getInterpolatedAttribute(o,s,u,l,h,new ph),c.normal.dot(r.direction)>0&&c.normal.multiplyScalar(-1));var d={a:s,b:u,c:l,normal:new ph,materialIndex:0};Id.getNormal(cf,hf,df,d.normal),c.face=d,c.barycoord=h}return c}var _f=function(e){function t(){var e,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1,i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1,a=arguments.length>3&&void 0!==arguments[3]?arguments[3]:1,o=arguments.length>4&&void 0!==arguments[4]?arguments[4]:1,s=arguments.length>5&&void 0!==arguments[5]?arguments[5]:1;A(this,t),(e=y(this,t)).type="BoxGeometry",e.parameters={width:n,height:r,depth:i,widthSegments:a,heightSegments:o,depthSegments:s};var u=e;a=Math.floor(a),o=Math.floor(o),s=Math.floor(s);var l=[],c=[],h=[],d=[],f=0,p=0;function v(e,t,n,r,i,a,o,s,v,m,g){for(var y=a/v,_=o/m,b=a/2,x=o/2,S=s/2,A=v+1,w=m+1,T=0,M=0,E=new ph,C=0;C<w;C++)for(var k=C*_-x,R=0;R<A;R++){var I=R*y-b;E[e]=I*r,E[t]=k*i,E[n]=S,c.push(E.x,E.y,E.z),E[e]=0,E[t]=0,E[n]=s>0?1:-1,h.push(E.x,E.y,E.z),d.push(R/v),d.push(1-C/m),T+=1}for(var N=0;N<m;N++)for(var P=0;P<v;P++){var L=f+P+A*N,D=f+P+A*(N+1),O=f+(P+1)+A*(N+1),F=f+(P+1)+A*N;l.push(L,D,F),l.push(D,O,F),M+=6}u.addGroup(p,M,g),p+=M,f+=T}return v("z","y","x",-1,-1,i,r,n,s,o,0),v("z","y","x",1,-1,i,r,-n,s,o,1),v("x","z","y",1,1,n,i,r,a,s,2),v("x","z","y",1,-1,n,i,-r,a,s,3),v("x","y","z",1,-1,n,r,i,a,o,4),v("x","y","z",-1,-1,n,r,-i,a,o,5),e.setIndex(l),e.setAttribute("position",new Kd(c,3)),e.setAttribute("normal",new Kd(h,3)),e.setAttribute("uv",new Kd(d,2)),e}return x(t,e),T(t,[{key:"copy",value:function(e){return n(t,"copy",this,3)([e]),this.parameters=Object.assign({},e.parameters),this}}],[{key:"fromJSON",value:function(e){return new t(e.width,e.height,e.depth,e.widthSegments,e.heightSegments,e.depthSegments)}}])}(af);function bf(e){var t={};for(var n in e)for(var r in t[n]={},e[n]){var i=e[n][r];i&&(i.isColor||i.isMatrix3||i.isMatrix4||i.isVector2||i.isVector3||i.isVector4||i.isTexture||i.isQuaternion)?i.isRenderTargetTexture?(console.warn("UniformsUtils: Textures of render targets cannot be cloned via cloneUniforms() or mergeUniforms()."),t[n][r]=null):t[n][r]=i.clone():Array.isArray(i)?t[n][r]=i.slice():t[n][r]=i}return t}function xf(e){for(var t={},n=0;n<e.length;n++){var r=bf(e[n]);for(var i in r)t[i]=r[i]}return t}function Sf(e){var t=e.getRenderTarget();return null===t?e.outputColorSpace:!0===t.isXRRenderTarget?t.texture.colorSpace:$c.workingColorSpace}var Af={clone:bf,merge:xf},wf=function(e){function t(e){var n;return A(this,t),(n=y(this,t)).isShaderMaterial=!0,n.type="ShaderMaterial",n.defines={},n.uniforms={},n.uniformsGroups=[],n.vertexShader="void main() {\n\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n}",n.fragmentShader="void main() {\n\tgl_FragColor = vec4( 1.0, 0.0, 0.0, 1.0 );\n}",n.linewidth=1,n.wireframe=!1,n.wireframeLinewidth=1,n.fog=!1,n.lights=!1,n.clipping=!1,n.forceSinglePass=!0,n.extensions={clipCullDistance:!1,multiDraw:!1},n.defaultAttributeValues={color:[1,1,1],uv:[0,0],uv1:[0,0]},n.index0AttributeName=void 0,n.uniformsNeedUpdate=!1,n.glslVersion=null,void 0!==e&&n.setValues(e),n}return x(t,e),T(t,[{key:"copy",value:function(e){return n(t,"copy",this,3)([e]),this.fragmentShader=e.fragmentShader,this.vertexShader=e.vertexShader,this.uniforms=bf(e.uniforms),this.uniformsGroups=function(e){for(var t=[],n=0;n<e.length;n++)t.push(e[n].clone());return t}(e.uniformsGroups),this.defines=Object.assign({},e.defines),this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.fog=e.fog,this.lights=e.lights,this.clipping=e.clipping,this.extensions=Object.assign({},e.extensions),this.glslVersion=e.glslVersion,this}},{key:"toJSON",value:function(e){var r=n(t,"toJSON",this,3)([e]);for(var i in r.glslVersion=this.glslVersion,r.uniforms={},this.uniforms){var a=this.uniforms[i].value;a&&a.isTexture?r.uniforms[i]={type:"t",value:a.toJSON(e).uuid}:a&&a.isColor?r.uniforms[i]={type:"c",value:a.getHex()}:a&&a.isVector2?r.uniforms[i]={type:"v2",value:a.toArray()}:a&&a.isVector3?r.uniforms[i]={type:"v3",value:a.toArray()}:a&&a.isVector4?r.uniforms[i]={type:"v4",value:a.toArray()}:a&&a.isMatrix3?r.uniforms[i]={type:"m3",value:a.toArray()}:a&&a.isMatrix4?r.uniforms[i]={type:"m4",value:a.toArray()}:r.uniforms[i]={value:a}}Object.keys(this.defines).length>0&&(r.defines=this.defines),r.vertexShader=this.vertexShader,r.fragmentShader=this.fragmentShader,r.lights=this.lights,r.clipping=this.clipping;var o={};for(var s in this.extensions)!0===this.extensions[s]&&(o[s]=!0);return Object.keys(o).length>0&&(r.extensions=o),r}}])}(Ud),Tf=function(e){function t(){var e;return A(this,t),(e=y(this,t)).isCamera=!0,e.type="Camera",e.matrixWorldInverse=new Gh,e.projectionMatrix=new Gh,e.projectionMatrixInverse=new Gh,e.coordinateSystem=Ec,e}return x(t,e),T(t,[{key:"copy",value:function(e,r){return n(t,"copy",this,3)([e,r]),this.matrixWorldInverse.copy(e.matrixWorldInverse),this.projectionMatrix.copy(e.projectionMatrix),this.projectionMatrixInverse.copy(e.projectionMatrixInverse),this.coordinateSystem=e.coordinateSystem,this}},{key:"getWorldDirection",value:function(e){return n(t,"getWorldDirection",this,3)([e]).negate()}},{key:"updateMatrixWorld",value:function(e){n(t,"updateMatrixWorld",this,3)([e]),this.matrixWorldInverse.copy(this.matrixWorld).invert()}},{key:"updateWorldMatrix",value:function(e,r){n(t,"updateWorldMatrix",this,3)([e,r]),this.matrixWorldInverse.copy(this.matrixWorld).invert()}},{key:"clone",value:function(){return(new this.constructor).copy(this)}}])}(gd),Mf=new ph,Ef=new Vc,Cf=new Vc,kf=function(e){function t(){var e,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:50,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1,i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:.1,a=arguments.length>3&&void 0!==arguments[3]?arguments[3]:2e3;return A(this,t),(e=y(this,t)).isPerspectiveCamera=!0,e.type="PerspectiveCamera",e.fov=n,e.zoom=1,e.near=i,e.far=a,e.focus=10,e.aspect=r,e.view=null,e.filmGauge=35,e.filmOffset=0,e.updateProjectionMatrix(),e}return x(t,e),T(t,[{key:"copy",value:function(e,r){return n(t,"copy",this,3)([e,r]),this.fov=e.fov,this.zoom=e.zoom,this.near=e.near,this.far=e.far,this.focus=e.focus,this.aspect=e.aspect,this.view=null===e.view?null:Object.assign({},e.view),this.filmGauge=e.filmGauge,this.filmOffset=e.filmOffset,this}},{key:"setFocalLength",value:function(e){var t=.5*this.getFilmHeight()/e;this.fov=2*Pc*Math.atan(t),this.updateProjectionMatrix()}},{key:"getFocalLength",value:function(){var e=Math.tan(.5*Nc*this.fov);return.5*this.getFilmHeight()/e}},{key:"getEffectiveFOV",value:function(){return 2*Pc*Math.atan(Math.tan(.5*Nc*this.fov)/this.zoom)}},{key:"getFilmWidth",value:function(){return this.filmGauge*Math.min(this.aspect,1)}},{key:"getFilmHeight",value:function(){return this.filmGauge/Math.max(this.aspect,1)}},{key:"getViewBounds",value:function(e,t,n){Mf.set(-1,-1,.5).applyMatrix4(this.projectionMatrixInverse),t.set(Mf.x,Mf.y).multiplyScalar(-e/Mf.z),Mf.set(1,1,.5).applyMatrix4(this.projectionMatrixInverse),n.set(Mf.x,Mf.y).multiplyScalar(-e/Mf.z)}},{key:"getViewSize",value:function(e,t){return this.getViewBounds(e,Ef,Cf),t.subVectors(Cf,Ef)}},{key:"setViewOffset",value:function(e,t,n,r,i,a){this.aspect=e/t,null===this.view&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=e,this.view.fullHeight=t,this.view.offsetX=n,this.view.offsetY=r,this.view.width=i,this.view.height=a,this.updateProjectionMatrix()}},{key:"clearViewOffset",value:function(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()}},{key:"updateProjectionMatrix",value:function(){var e=this.near,t=e*Math.tan(.5*Nc*this.fov)/this.zoom,n=2*t,r=this.aspect*n,i=-.5*r,a=this.view;if(null!==this.view&&this.view.enabled){var o=a.fullWidth,s=a.fullHeight;i+=a.offsetX*r/o,t-=a.offsetY*n/s,r*=a.width/o,n*=a.height/s}var u=this.filmOffset;0!==u&&(i+=e*u/this.getFilmWidth()),this.projectionMatrix.makePerspective(i,i+r,t,t-n,e,this.far,this.coordinateSystem),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}},{key:"toJSON",value:function(e){var r=n(t,"toJSON",this,3)([e]);return r.object.fov=this.fov,r.object.zoom=this.zoom,r.object.near=this.near,r.object.far=this.far,r.object.focus=this.focus,r.object.aspect=this.aspect,null!==this.view&&(r.object.view=Object.assign({},this.view)),r.object.filmGauge=this.filmGauge,r.object.filmOffset=this.filmOffset,r}}])}(Tf),Rf=-90,If=function(e){function t(e,n,r){var i;A(this,t),(i=y(this,t)).type="CubeCamera",i.renderTarget=r,i.coordinateSystem=null,i.activeMipmapLevel=0;var a=new kf(Rf,1,e,n);a.layers=i.layers,i.add(a);var o=new kf(Rf,1,e,n);o.layers=i.layers,i.add(o);var s=new kf(Rf,1,e,n);s.layers=i.layers,i.add(s);var u=new kf(Rf,1,e,n);u.layers=i.layers,i.add(u);var l=new kf(Rf,1,e,n);l.layers=i.layers,i.add(l);var c=new kf(Rf,1,e,n);return c.layers=i.layers,i.add(c),i}return x(t,e),T(t,[{key:"updateCoordinateSystem",value:function(){var e,t=this.coordinateSystem,n=this.children.concat(),r=C(n,6),i=r[0],a=r[1],o=r[2],s=r[3],u=r[4],l=r[5],c=L(n);try{for(c.s();!(e=c.n()).done;){var h=e.value;this.remove(h)}}catch(v){c.e(v)}finally{c.f()}if(t===Ec)i.up.set(0,1,0),i.lookAt(1,0,0),a.up.set(0,1,0),a.lookAt(-1,0,0),o.up.set(0,0,-1),o.lookAt(0,1,0),s.up.set(0,0,1),s.lookAt(0,-1,0),u.up.set(0,1,0),u.lookAt(0,0,1),l.up.set(0,1,0),l.lookAt(0,0,-1);else{if(t!==Cc)throw new Error("THREE.CubeCamera.updateCoordinateSystem(): Invalid coordinate system: "+t);i.up.set(0,-1,0),i.lookAt(-1,0,0),a.up.set(0,-1,0),a.lookAt(1,0,0),o.up.set(0,0,1),o.lookAt(0,1,0),s.up.set(0,0,-1),s.lookAt(0,-1,0),u.up.set(0,-1,0),u.lookAt(0,0,1),l.up.set(0,-1,0),l.lookAt(0,0,-1)}var d,f=L(n);try{for(f.s();!(d=f.n()).done;){var p=d.value;this.add(p),p.updateMatrixWorld()}}catch(v){f.e(v)}finally{f.f()}}},{key:"update",value:function(e,t){null===this.parent&&this.updateMatrixWorld();var n=this.renderTarget,r=this.activeMipmapLevel;this.coordinateSystem!==e.coordinateSystem&&(this.coordinateSystem=e.coordinateSystem,this.updateCoordinateSystem());var i=C(this.children,6),a=i[0],o=i[1],s=i[2],u=i[3],l=i[4],c=i[5],h=e.getRenderTarget(),d=e.getActiveCubeFace(),f=e.getActiveMipmapLevel(),p=e.xr.enabled;e.xr.enabled=!1;var v=n.texture.generateMipmaps;n.texture.generateMipmaps=!1,e.setRenderTarget(n,0,r),e.render(t,a),e.setRenderTarget(n,1,r),e.render(t,o),e.setRenderTarget(n,2,r),e.render(t,s),e.setRenderTarget(n,3,r),e.render(t,u),e.setRenderTarget(n,4,r),e.render(t,l),n.texture.generateMipmaps=v,e.setRenderTarget(n,5,r),e.render(t,c),e.setRenderTarget(h,d,f),e.xr.enabled=p,n.texture.needsPMREMUpdate=!0}}])}(gd),Nf=function(e){function t(e,n,r,i,a,o,s,u,l,c){var h;return A(this,t),(h=y(this,t,[e=void 0!==e?e:[],n=void 0!==n?n:tl,r,i,a,o,s,u,l,c])).isCubeTexture=!0,h.flipY=!1,h}return x(t,e),T(t,[{key:"images",get:function(){return this.image},set:function(e){this.image=e}}])}(sh),Pf=function(e){function t(){var e,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};A(this,t),(e=y(this,t,[n,n,r])).isWebGLCubeRenderTarget=!0;var i={width:n,height:n,depth:1},a=[i,i,i,i,i,i];return e.texture=new Nf(a,r.mapping,r.wrapS,r.wrapT,r.magFilter,r.minFilter,r.format,r.type,r.anisotropy,r.colorSpace),e.texture.isRenderTargetTexture=!0,e.texture.generateMipmaps=void 0!==r.generateMipmaps&&r.generateMipmaps,e.texture.minFilter=void 0!==r.minFilter?r.minFilter:ll,e}return x(t,e),T(t,[{key:"fromEquirectangularTexture",value:function(e,t){this.texture.type=t.type,this.texture.colorSpace=t.colorSpace,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;var n={tEquirect:{value:null}},r="\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\tvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\n\t\t\t\t\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n\n\t\t\t\t}\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvWorldDirection = transformDirection( position, modelMatrix );\n\n\t\t\t\t\t#include <begin_vertex>\n\t\t\t\t\t#include <project_vertex>\n\n\t\t\t\t}\n\t\t\t",i="\n\n\t\t\t\tuniform sampler2D tEquirect;\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\t#include <common>\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvec3 direction = normalize( vWorldDirection );\n\n\t\t\t\t\tvec2 sampleUV = equirectUv( direction );\n\n\t\t\t\t\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\n\t\t\t\t}\n\t\t\t",a=new _f(5,5,5),o=new wf({name:"CubemapFromEquirect",uniforms:bf(n),vertexShader:r,fragmentShader:i,side:1,blending:0});o.uniforms.tEquirect.value=t;var s=new gf(a,o),u=t.minFilter;return t.minFilter===hl&&(t.minFilter=ll),new If(1,10,this).update(e,s),t.minFilter=u,s.geometry.dispose(),s.material.dispose(),this}},{key:"clear",value:function(e,t,n,r){for(var i=e.getRenderTarget(),a=0;a<6;a++)e.setRenderTarget(this,a),e.clear(t,n,r);e.setRenderTarget(i)}}])}(ch),Lf=function(e){function t(){var e;return A(this,t),(e=y(this,t)).isGroup=!0,e.type="Group",e}return x(t,e),T(t)}(gd),Df={type:"move"},Of=function(){return T(function e(){A(this,e),this._targetRay=null,this._grip=null,this._hand=null},[{key:"getHandSpace",value:function(){return null===this._hand&&(this._hand=new Lf,this._hand.matrixAutoUpdate=!1,this._hand.visible=!1,this._hand.joints={},this._hand.inputState={pinching:!1}),this._hand}},{key:"getTargetRaySpace",value:function(){return null===this._targetRay&&(this._targetRay=new Lf,this._targetRay.matrixAutoUpdate=!1,this._targetRay.visible=!1,this._targetRay.hasLinearVelocity=!1,this._targetRay.linearVelocity=new ph,this._targetRay.hasAngularVelocity=!1,this._targetRay.angularVelocity=new ph),this._targetRay}},{key:"getGripSpace",value:function(){return null===this._grip&&(this._grip=new Lf,this._grip.matrixAutoUpdate=!1,this._grip.visible=!1,this._grip.hasLinearVelocity=!1,this._grip.linearVelocity=new ph,this._grip.hasAngularVelocity=!1,this._grip.angularVelocity=new ph),this._grip}},{key:"dispatchEvent",value:function(e){return null!==this._targetRay&&this._targetRay.dispatchEvent(e),null!==this._grip&&this._grip.dispatchEvent(e),null!==this._hand&&this._hand.dispatchEvent(e),this}},{key:"connect",value:function(e){if(e&&e.hand){var t=this._hand;if(t){var n,r=L(e.hand.values());try{for(r.s();!(n=r.n()).done;){var i=n.value;this._getHandJoint(t,i)}}catch(a){r.e(a)}finally{r.f()}}}return this.dispatchEvent({type:"connected",data:e}),this}},{key:"disconnect",value:function(e){return this.dispatchEvent({type:"disconnected",data:e}),null!==this._targetRay&&(this._targetRay.visible=!1),null!==this._grip&&(this._grip.visible=!1),null!==this._hand&&(this._hand.visible=!1),this}},{key:"update",value:function(e,t,n){var r=null,i=null,a=null,o=this._targetRay,s=this._grip,u=this._hand;if(e&&"visible-blurred"!==t.session.visibilityState){if(u&&e.hand){a=!0;var l,c=L(e.hand.values());try{for(c.s();!(l=c.n()).done;){var h=l.value,d=t.getJointPose(h,n),f=this._getHandJoint(u,h);null!==d&&(f.matrix.fromArray(d.transform.matrix),f.matrix.decompose(f.position,f.rotation,f.scale),f.matrixWorldNeedsUpdate=!0,f.jointRadius=d.radius),f.visible=null!==d}}catch(g){c.e(g)}finally{c.f()}var p=u.joints["index-finger-tip"],v=u.joints["thumb-tip"],m=p.position.distanceTo(v.position);u.inputState.pinching&&m>.025?(u.inputState.pinching=!1,this.dispatchEvent({type:"pinchend",handedness:e.handedness,target:this})):!u.inputState.pinching&&m<=.015&&(u.inputState.pinching=!0,this.dispatchEvent({type:"pinchstart",handedness:e.handedness,target:this}))}else null!==s&&e.gripSpace&&null!==(i=t.getPose(e.gripSpace,n))&&(s.matrix.fromArray(i.transform.matrix),s.matrix.decompose(s.position,s.rotation,s.scale),s.matrixWorldNeedsUpdate=!0,i.linearVelocity?(s.hasLinearVelocity=!0,s.linearVelocity.copy(i.linearVelocity)):s.hasLinearVelocity=!1,i.angularVelocity?(s.hasAngularVelocity=!0,s.angularVelocity.copy(i.angularVelocity)):s.hasAngularVelocity=!1);null!==o&&(null===(r=t.getPose(e.targetRaySpace,n))&&null!==i&&(r=i),null!==r&&(o.matrix.fromArray(r.transform.matrix),o.matrix.decompose(o.position,o.rotation,o.scale),o.matrixWorldNeedsUpdate=!0,r.linearVelocity?(o.hasLinearVelocity=!0,o.linearVelocity.copy(r.linearVelocity)):o.hasLinearVelocity=!1,r.angularVelocity?(o.hasAngularVelocity=!0,o.angularVelocity.copy(r.angularVelocity)):o.hasAngularVelocity=!1,this.dispatchEvent(Df)))}return null!==o&&(o.visible=null!==r),null!==s&&(s.visible=null!==i),null!==u&&(u.visible=null!==a),this}},{key:"_getHandJoint",value:function(e,t){if(void 0===e.joints[t.jointName]){var n=new Lf;n.matrixAutoUpdate=!1,n.visible=!1,e.joints[t.jointName]=n,e.add(n)}return e.joints[t.jointName]}}])}(),Ff=function(e){function t(){var e;return A(this,t),(e=y(this,t)).isScene=!0,e.type="Scene",e.background=null,e.environment=null,e.fog=null,e.backgroundBlurriness=0,e.backgroundIntensity=1,e.backgroundRotation=new ed,e.environmentIntensity=1,e.environmentRotation=new ed,e.overrideMaterial=null,"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:e})),e}return x(t,e),T(t,[{key:"copy",value:function(e,r){return n(t,"copy",this,3)([e,r]),null!==e.background&&(this.background=e.background.clone()),null!==e.environment&&(this.environment=e.environment.clone()),null!==e.fog&&(this.fog=e.fog.clone()),this.backgroundBlurriness=e.backgroundBlurriness,this.backgroundIntensity=e.backgroundIntensity,this.backgroundRotation.copy(e.backgroundRotation),this.environmentIntensity=e.environmentIntensity,this.environmentRotation.copy(e.environmentRotation),null!==e.overrideMaterial&&(this.overrideMaterial=e.overrideMaterial.clone()),this.matrixAutoUpdate=e.matrixAutoUpdate,this}},{key:"toJSON",value:function(e){var r=n(t,"toJSON",this,3)([e]);return null!==this.fog&&(r.object.fog=this.fog.toJSON()),this.backgroundBlurriness>0&&(r.object.backgroundBlurriness=this.backgroundBlurriness),1!==this.backgroundIntensity&&(r.object.backgroundIntensity=this.backgroundIntensity),r.object.backgroundRotation=this.backgroundRotation.toArray(),1!==this.environmentIntensity&&(r.object.environmentIntensity=this.environmentIntensity),r.object.environmentRotation=this.environmentRotation.toArray(),r}}])}(gd),Bf=function(){return T(function e(t,n){A(this,e),this.isInterleavedBuffer=!0,this.array=t,this.stride=n,this.count=void 0!==t?t.length/n:0,this.usage=wc,this.updateRanges=[],this.version=0,this.uuid=Lc()},[{key:"onUploadCallback",value:function(){}},{key:"needsUpdate",set:function(e){!0===e&&this.version++}},{key:"setUsage",value:function(e){return this.usage=e,this}},{key:"addUpdateRange",value:function(e,t){this.updateRanges.push({start:e,count:t})}},{key:"clearUpdateRanges",value:function(){this.updateRanges.length=0}},{key:"copy",value:function(e){return this.array=new e.array.constructor(e.array),this.count=e.count,this.stride=e.stride,this.usage=e.usage,this}},{key:"copyAt",value:function(e,t,n){e*=this.stride,n*=t.stride;for(var r=0,i=this.stride;r<i;r++)this.array[e+r]=t.array[n+r];return this}},{key:"set",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return this.array.set(e,t),this}},{key:"clone",value:function(e){void 0===e.arrayBuffers&&(e.arrayBuffers={}),void 0===this.array.buffer._uuid&&(this.array.buffer._uuid=Lc()),void 0===e.arrayBuffers[this.array.buffer._uuid]&&(e.arrayBuffers[this.array.buffer._uuid]=this.array.slice(0).buffer);var t=new this.array.constructor(e.arrayBuffers[this.array.buffer._uuid]),n=new this.constructor(t,this.stride);return n.setUsage(this.usage),n}},{key:"onUpload",value:function(e){return this.onUploadCallback=e,this}},{key:"toJSON",value:function(e){return void 0===e.arrayBuffers&&(e.arrayBuffers={}),void 0===this.array.buffer._uuid&&(this.array.buffer._uuid=Lc()),void 0===e.arrayBuffers[this.array.buffer._uuid]&&(e.arrayBuffers[this.array.buffer._uuid]=Array.from(new Uint32Array(this.array.buffer))),{uuid:this.uuid,buffer:this.array.buffer._uuid,type:this.array.constructor.name,stride:this.stride}}}])}(),Uf=new ph,zf=function(){function e(t,n,r){var i=arguments.length>3&&void 0!==arguments[3]&&arguments[3];A(this,e),this.isInterleavedBufferAttribute=!0,this.name="",this.data=t,this.itemSize=n,this.offset=r,this.normalized=i}return T(e,[{key:"count",get:function(){return this.data.count}},{key:"array",get:function(){return this.data.array}},{key:"needsUpdate",set:function(e){this.data.needsUpdate=e}},{key:"applyMatrix4",value:function(e){for(var t=0,n=this.data.count;t<n;t++)Uf.fromBufferAttribute(this,t),Uf.applyMatrix4(e),this.setXYZ(t,Uf.x,Uf.y,Uf.z);return this}},{key:"applyNormalMatrix",value:function(e){for(var t=0,n=this.count;t<n;t++)Uf.fromBufferAttribute(this,t),Uf.applyNormalMatrix(e),this.setXYZ(t,Uf.x,Uf.y,Uf.z);return this}},{key:"transformDirection",value:function(e){for(var t=0,n=this.count;t<n;t++)Uf.fromBufferAttribute(this,t),Uf.transformDirection(e),this.setXYZ(t,Uf.x,Uf.y,Uf.z);return this}},{key:"getComponent",value:function(e,t){var n=this.array[e*this.data.stride+this.offset+t];return this.normalized&&(n=Bc(n,this.array)),n}},{key:"setComponent",value:function(e,t,n){return this.normalized&&(n=Uc(n,this.array)),this.data.array[e*this.data.stride+this.offset+t]=n,this}},{key:"setX",value:function(e,t){return this.normalized&&(t=Uc(t,this.array)),this.data.array[e*this.data.stride+this.offset]=t,this}},{key:"setY",value:function(e,t){return this.normalized&&(t=Uc(t,this.array)),this.data.array[e*this.data.stride+this.offset+1]=t,this}},{key:"setZ",value:function(e,t){return this.normalized&&(t=Uc(t,this.array)),this.data.array[e*this.data.stride+this.offset+2]=t,this}},{key:"setW",value:function(e,t){return this.normalized&&(t=Uc(t,this.array)),this.data.array[e*this.data.stride+this.offset+3]=t,this}},{key:"getX",value:function(e){var t=this.data.array[e*this.data.stride+this.offset];return this.normalized&&(t=Bc(t,this.array)),t}},{key:"getY",value:function(e){var t=this.data.array[e*this.data.stride+this.offset+1];return this.normalized&&(t=Bc(t,this.array)),t}},{key:"getZ",value:function(e){var t=this.data.array[e*this.data.stride+this.offset+2];return this.normalized&&(t=Bc(t,this.array)),t}},{key:"getW",value:function(e){var t=this.data.array[e*this.data.stride+this.offset+3];return this.normalized&&(t=Bc(t,this.array)),t}},{key:"setXY",value:function(e,t,n){return e=e*this.data.stride+this.offset,this.normalized&&(t=Uc(t,this.array),n=Uc(n,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=n,this}},{key:"setXYZ",value:function(e,t,n,r){return e=e*this.data.stride+this.offset,this.normalized&&(t=Uc(t,this.array),n=Uc(n,this.array),r=Uc(r,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=n,this.data.array[e+2]=r,this}},{key:"setXYZW",value:function(e,t,n,r,i){return e=e*this.data.stride+this.offset,this.normalized&&(t=Uc(t,this.array),n=Uc(n,this.array),r=Uc(r,this.array),i=Uc(i,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=n,this.data.array[e+2]=r,this.data.array[e+3]=i,this}},{key:"clone",value:function(t){if(void 0===t){console.log("THREE.InterleavedBufferAttribute.clone(): Cloning an interleaved buffer attribute will de-interleave buffer data.");for(var n=[],r=0;r<this.count;r++)for(var i=r*this.data.stride+this.offset,a=0;a<this.itemSize;a++)n.push(this.data.array[i+a]);return new qd(new this.array.constructor(n),this.itemSize,this.normalized)}return void 0===t.interleavedBuffers&&(t.interleavedBuffers={}),void 0===t.interleavedBuffers[this.data.uuid]&&(t.interleavedBuffers[this.data.uuid]=this.data.clone(t)),new e(t.interleavedBuffers[this.data.uuid],this.itemSize,this.offset,this.normalized)}},{key:"toJSON",value:function(e){if(void 0===e){console.log("THREE.InterleavedBufferAttribute.toJSON(): Serializing an interleaved buffer attribute will de-interleave buffer data.");for(var t=[],n=0;n<this.count;n++)for(var r=n*this.data.stride+this.offset,i=0;i<this.itemSize;i++)t.push(this.data.array[r+i]);return{itemSize:this.itemSize,type:this.array.constructor.name,array:t,normalized:this.normalized}}return void 0===e.interleavedBuffers&&(e.interleavedBuffers={}),void 0===e.interleavedBuffers[this.data.uuid]&&(e.interleavedBuffers[this.data.uuid]=this.data.toJSON(e)),{isInterleavedBufferAttribute:!0,itemSize:this.itemSize,data:this.data.uuid,offset:this.offset,normalized:this.normalized}}}])}(),Vf=new ph,Hf=new uh,Wf=new uh,Gf=new ph,jf=new Gh,Qf=new ph,qf=new Dh,Xf=new Gh,Yf=new Wh,Kf=function(e){function t(e,n){var r;return A(this,t),(r=y(this,t,[e,n])).isSkinnedMesh=!0,r.type="SkinnedMesh",r.bindMode=el,r.bindMatrix=new Gh,r.bindMatrixInverse=new Gh,r.boundingBox=null,r.boundingSphere=null,r}return x(t,e),T(t,[{key:"computeBoundingBox",value:function(){var e=this.geometry;null===this.boundingBox&&(this.boundingBox=new gh),this.boundingBox.makeEmpty();for(var t=e.getAttribute("position"),n=0;n<t.count;n++)this.getVertexPosition(n,Qf),this.boundingBox.expandByPoint(Qf)}},{key:"computeBoundingSphere",value:function(){var e=this.geometry;null===this.boundingSphere&&(this.boundingSphere=new Dh),this.boundingSphere.makeEmpty();for(var t=e.getAttribute("position"),n=0;n<t.count;n++)this.getVertexPosition(n,Qf),this.boundingSphere.expandByPoint(Qf)}},{key:"copy",value:function(e,r){return n(t,"copy",this,3)([e,r]),this.bindMode=e.bindMode,this.bindMatrix.copy(e.bindMatrix),this.bindMatrixInverse.copy(e.bindMatrixInverse),this.skeleton=e.skeleton,null!==e.boundingBox&&(this.boundingBox=e.boundingBox.clone()),null!==e.boundingSphere&&(this.boundingSphere=e.boundingSphere.clone()),this}},{key:"raycast",value:function(e,t){var n=this.material,r=this.matrixWorld;void 0!==n&&(null===this.boundingSphere&&this.computeBoundingSphere(),qf.copy(this.boundingSphere),qf.applyMatrix4(r),!1!==e.ray.intersectsSphere(qf)&&(Xf.copy(r).invert(),Yf.copy(e.ray).applyMatrix4(Xf),null!==this.boundingBox&&!1===Yf.intersectsBox(this.boundingBox)||this._computeIntersections(e,t,Yf)))}},{key:"getVertexPosition",value:function(e,r){return n(t,"getVertexPosition",this,3)([e,r]),this.applyBoneTransform(e,r),r}},{key:"bind",value:function(e,t){this.skeleton=e,void 0===t&&(this.updateMatrixWorld(!0),this.skeleton.calculateInverses(),t=this.matrixWorld),this.bindMatrix.copy(t),this.bindMatrixInverse.copy(t).invert()}},{key:"pose",value:function(){this.skeleton.pose()}},{key:"normalizeSkinWeights",value:function(){for(var e=new uh,t=this.geometry.attributes.skinWeight,n=0,r=t.count;n<r;n++){e.fromBufferAttribute(t,n);var i=1/e.manhattanLength();i!==1/0?e.multiplyScalar(i):e.set(1,0,0,0),t.setXYZW(n,e.x,e.y,e.z,e.w)}}},{key:"updateMatrixWorld",value:function(e){n(t,"updateMatrixWorld",this,3)([e]),this.bindMode===el?this.bindMatrixInverse.copy(this.matrixWorld).invert():"detached"===this.bindMode?this.bindMatrixInverse.copy(this.bindMatrix).invert():console.warn("THREE.SkinnedMesh: Unrecognized bindMode: "+this.bindMode)}},{key:"applyBoneTransform",value:function(e,t){var n=this.skeleton,r=this.geometry;Hf.fromBufferAttribute(r.attributes.skinIndex,e),Wf.fromBufferAttribute(r.attributes.skinWeight,e),Vf.copy(t).applyMatrix4(this.bindMatrix),t.set(0,0,0);for(var i=0;i<4;i++){var a=Wf.getComponent(i);if(0!==a){var o=Hf.getComponent(i);jf.multiplyMatrices(n.bones[o].matrixWorld,n.boneInverses[o]),t.addScaledVector(Gf.copy(Vf).applyMatrix4(jf),a)}}return t.applyMatrix4(this.bindMatrixInverse)}}])}(gf),Zf=function(e){function t(){var e;return A(this,t),(e=y(this,t)).isBone=!0,e.type="Bone",e}return x(t,e),T(t)}(gd),Jf=function(e){function t(){var e,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:null,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1,i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1,a=arguments.length>3?arguments[3]:void 0,o=arguments.length>4?arguments[4]:void 0,s=arguments.length>5?arguments[5]:void 0,u=arguments.length>6?arguments[6]:void 0,l=arguments.length>7?arguments[7]:void 0,c=arguments.length>8&&void 0!==arguments[8]?arguments[8]:sl,h=arguments.length>9&&void 0!==arguments[9]?arguments[9]:sl,d=arguments.length>10?arguments[10]:void 0,f=arguments.length>11?arguments[11]:void 0;return A(this,t),(e=y(this,t,[null,s,u,l,c,h,a,o,d,f])).isDataTexture=!0,e.image={data:n,width:r,height:i},e.generateMipmaps=!1,e.flipY=!1,e.unpackAlignment=1,e}return x(t,e),T(t)}(sh),$f=new Gh,ep=new Gh,tp=function(){function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[],n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:[];A(this,e),this.uuid=Lc(),this.bones=t.slice(0),this.boneInverses=n,this.boneMatrices=null,this.boneTexture=null,this.init()}return T(e,[{key:"init",value:function(){var e=this.bones,t=this.boneInverses;if(this.boneMatrices=new Float32Array(16*e.length),0===t.length)this.calculateInverses();else if(e.length!==t.length){console.warn("THREE.Skeleton: Number of inverse bone matrices does not match amount of bones."),this.boneInverses=[];for(var n=0,r=this.bones.length;n<r;n++)this.boneInverses.push(new Gh)}}},{key:"calculateInverses",value:function(){this.boneInverses.length=0;for(var e=0,t=this.bones.length;e<t;e++){var n=new Gh;this.bones[e]&&n.copy(this.bones[e].matrixWorld).invert(),this.boneInverses.push(n)}}},{key:"pose",value:function(){for(var e=0,t=this.bones.length;e<t;e++){var n=this.bones[e];n&&n.matrixWorld.copy(this.boneInverses[e]).invert()}for(var r=0,i=this.bones.length;r<i;r++){var a=this.bones[r];a&&(a.parent&&a.parent.isBone?(a.matrix.copy(a.parent.matrixWorld).invert(),a.matrix.multiply(a.matrixWorld)):a.matrix.copy(a.matrixWorld),a.matrix.decompose(a.position,a.quaternion,a.scale))}}},{key:"update",value:function(){for(var e=this.bones,t=this.boneInverses,n=this.boneMatrices,r=this.boneTexture,i=0,a=e.length;i<a;i++){var o=e[i]?e[i].matrixWorld:ep;$f.multiplyMatrices(o,t[i]),$f.toArray(n,16*i)}null!==r&&(r.needsUpdate=!0)}},{key:"clone",value:function(){return new e(this.bones,this.boneInverses)}},{key:"computeBoneTexture",value:function(){var e=Math.sqrt(4*this.bones.length);e=4*Math.ceil(e/4),e=Math.max(e,4);var t=new Float32Array(e*e*4);t.set(this.boneMatrices);var n=new Jf(t,e,e,wl,yl);return n.needsUpdate=!0,this.boneMatrices=t,this.boneTexture=n,this}},{key:"getBoneByName",value:function(e){for(var t=0,n=this.bones.length;t<n;t++){var r=this.bones[t];if(r.name===e)return r}}},{key:"dispose",value:function(){null!==this.boneTexture&&(this.boneTexture.dispose(),this.boneTexture=null)}},{key:"fromJSON",value:function(e,t){this.uuid=e.uuid;for(var n=0,r=e.bones.length;n<r;n++){var i=e.bones[n],a=t[i];void 0===a&&(console.warn("THREE.Skeleton: No bone found with UUID:",i),a=new Zf),this.bones.push(a),this.boneInverses.push((new Gh).fromArray(e.boneInverses[n]))}return this.init(),this}},{key:"toJSON",value:function(){var e={metadata:{version:4.6,type:"Skeleton",generator:"Skeleton.toJSON"},bones:[],boneInverses:[]};e.uuid=this.uuid;for(var t=this.bones,n=this.boneInverses,r=0,i=t.length;r<i;r++){var a=t[r];e.bones.push(a.uuid);var o=n[r];e.boneInverses.push(o.toArray())}return e}}])}(),np=function(e){function t(e,n,r){var i,a=arguments.length>3&&void 0!==arguments[3]?arguments[3]:1;return A(this,t),(i=y(this,t,[e,n,r])).isInstancedBufferAttribute=!0,i.meshPerAttribute=a,i}return x(t,e),T(t,[{key:"copy",value:function(e){return n(t,"copy",this,3)([e]),this.meshPerAttribute=e.meshPerAttribute,this}},{key:"toJSON",value:function(){var e=n(t,"toJSON",this,3)([]);return e.meshPerAttribute=this.meshPerAttribute,e.isInstancedBufferAttribute=!0,e}}])}(qd),rp=new Gh,ip=new Gh,ap=[],op=new gh,sp=new Gh,up=new gf,lp=new Dh,cp=function(e){function t(e,n,r){var i;A(this,t),(i=y(this,t,[e,n])).isInstancedMesh=!0,i.instanceMatrix=new np(new Float32Array(16*r),16),i.instanceColor=null,i.morphTexture=null,i.count=r,i.boundingBox=null,i.boundingSphere=null;for(var a=0;a<r;a++)i.setMatrixAt(a,sp);return i}return x(t,e),T(t,[{key:"computeBoundingBox",value:function(){var e=this.geometry,t=this.count;null===this.boundingBox&&(this.boundingBox=new gh),null===e.boundingBox&&e.computeBoundingBox(),this.boundingBox.makeEmpty();for(var n=0;n<t;n++)this.getMatrixAt(n,rp),op.copy(e.boundingBox).applyMatrix4(rp),this.boundingBox.union(op)}},{key:"computeBoundingSphere",value:function(){var e=this.geometry,t=this.count;null===this.boundingSphere&&(this.boundingSphere=new Dh),null===e.boundingSphere&&e.computeBoundingSphere(),this.boundingSphere.makeEmpty();for(var n=0;n<t;n++)this.getMatrixAt(n,rp),lp.copy(e.boundingSphere).applyMatrix4(rp),this.boundingSphere.union(lp)}},{key:"copy",value:function(e,r){return n(t,"copy",this,3)([e,r]),this.instanceMatrix.copy(e.instanceMatrix),null!==e.morphTexture&&(this.morphTexture=e.morphTexture.clone()),null!==e.instanceColor&&(this.instanceColor=e.instanceColor.clone()),this.count=e.count,null!==e.boundingBox&&(this.boundingBox=e.boundingBox.clone()),null!==e.boundingSphere&&(this.boundingSphere=e.boundingSphere.clone()),this}},{key:"getColorAt",value:function(e,t){t.fromArray(this.instanceColor.array,3*e)}},{key:"getMatrixAt",value:function(e,t){t.fromArray(this.instanceMatrix.array,16*e)}},{key:"getMorphAt",value:function(e,t){for(var n=t.morphTargetInfluences,r=this.morphTexture.source.data.data,i=e*(n.length+1)+1,a=0;a<n.length;a++)n[a]=r[i+a]}},{key:"raycast",value:function(e,t){var n=this.matrixWorld,r=this.count;if(up.geometry=this.geometry,up.material=this.material,void 0!==up.material&&(null===this.boundingSphere&&this.computeBoundingSphere(),lp.copy(this.boundingSphere),lp.applyMatrix4(n),!1!==e.ray.intersectsSphere(lp)))for(var i=0;i<r;i++){this.getMatrixAt(i,rp),ip.multiplyMatrices(n,rp),up.matrixWorld=ip,up.raycast(e,ap);for(var a=0,o=ap.length;a<o;a++){var s=ap[a];s.instanceId=i,s.object=this,t.push(s)}ap.length=0}}},{key:"setColorAt",value:function(e,t){null===this.instanceColor&&(this.instanceColor=new np(new Float32Array(3*this.instanceMatrix.count).fill(1),3)),t.toArray(this.instanceColor.array,3*e)}},{key:"setMatrixAt",value:function(e,t){t.toArray(this.instanceMatrix.array,16*e)}},{key:"setMorphAt",value:function(e,t){var n=t.morphTargetInfluences,r=n.length+1;null===this.morphTexture&&(this.morphTexture=new Jf(new Float32Array(r*this.count),r,this.count,El,yl));for(var i=this.morphTexture.source.data.data,a=0,o=0;o<n.length;o++)a+=n[o];var s=this.geometry.morphTargetsRelative?1:1-a,u=r*e;i[u]=s,i.set(n,u+1)}},{key:"updateMorphTargets",value:function(){}},{key:"dispose",value:function(){return this.dispatchEvent({type:"dispose"}),null!==this.morphTexture&&(this.morphTexture.dispose(),this.morphTexture=null),this}}])}(gf),hp=new ph,dp=new ph,fp=new Hc,pp=function(){return T(function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new ph(1,0,0),n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;A(this,e),this.isPlane=!0,this.normal=t,this.constant=n},[{key:"set",value:function(e,t){return this.normal.copy(e),this.constant=t,this}},{key:"setComponents",value:function(e,t,n,r){return this.normal.set(e,t,n),this.constant=r,this}},{key:"setFromNormalAndCoplanarPoint",value:function(e,t){return this.normal.copy(e),this.constant=-t.dot(this.normal),this}},{key:"setFromCoplanarPoints",value:function(e,t,n){var r=hp.subVectors(n,t).cross(dp.subVectors(e,t)).normalize();return this.setFromNormalAndCoplanarPoint(r,e),this}},{key:"copy",value:function(e){return this.normal.copy(e.normal),this.constant=e.constant,this}},{key:"normalize",value:function(){var e=1/this.normal.length();return this.normal.multiplyScalar(e),this.constant*=e,this}},{key:"negate",value:function(){return this.constant*=-1,this.normal.negate(),this}},{key:"distanceToPoint",value:function(e){return this.normal.dot(e)+this.constant}},{key:"distanceToSphere",value:function(e){return this.distanceToPoint(e.center)-e.radius}},{key:"projectPoint",value:function(e,t){return t.copy(e).addScaledVector(this.normal,-this.distanceToPoint(e))}},{key:"intersectLine",value:function(e,t){var n=e.delta(hp),r=this.normal.dot(n);if(0===r)return 0===this.distanceToPoint(e.start)?t.copy(e.start):null;var i=-(e.start.dot(this.normal)+this.constant)/r;return i<0||i>1?null:t.copy(e.start).addScaledVector(n,i)}},{key:"intersectsLine",value:function(e){var t=this.distanceToPoint(e.start),n=this.distanceToPoint(e.end);return t<0&&n>0||n<0&&t>0}},{key:"intersectsBox",value:function(e){return e.intersectsPlane(this)}},{key:"intersectsSphere",value:function(e){return e.intersectsPlane(this)}},{key:"coplanarPoint",value:function(e){return e.copy(this.normal).multiplyScalar(-this.constant)}},{key:"applyMatrix4",value:function(e,t){var n=t||fp.getNormalMatrix(e),r=this.coplanarPoint(hp).applyMatrix4(e),i=this.normal.applyMatrix3(n).normalize();return this.constant=-r.dot(i),this}},{key:"translate",value:function(e){return this.constant-=e.dot(this.normal),this}},{key:"equals",value:function(e){return e.normal.equals(this.normal)&&e.constant===this.constant}},{key:"clone",value:function(){return(new this.constructor).copy(this)}}])}(),vp=new Dh,mp=new ph,gp=function(){return T(function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new pp,n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new pp,r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:new pp,i=arguments.length>3&&void 0!==arguments[3]?arguments[3]:new pp,a=arguments.length>4&&void 0!==arguments[4]?arguments[4]:new pp,o=arguments.length>5&&void 0!==arguments[5]?arguments[5]:new pp;A(this,e),this.planes=[t,n,r,i,a,o]},[{key:"set",value:function(e,t,n,r,i,a){var o=this.planes;return o[0].copy(e),o[1].copy(t),o[2].copy(n),o[3].copy(r),o[4].copy(i),o[5].copy(a),this}},{key:"copy",value:function(e){for(var t=this.planes,n=0;n<6;n++)t[n].copy(e.planes[n]);return this}},{key:"setFromProjectionMatrix",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:Ec,n=this.planes,r=e.elements,i=r[0],a=r[1],o=r[2],s=r[3],u=r[4],l=r[5],c=r[6],h=r[7],d=r[8],f=r[9],p=r[10],v=r[11],m=r[12],g=r[13],y=r[14],_=r[15];if(n[0].setComponents(s-i,h-u,v-d,_-m).normalize(),n[1].setComponents(s+i,h+u,v+d,_+m).normalize(),n[2].setComponents(s+a,h+l,v+f,_+g).normalize(),n[3].setComponents(s-a,h-l,v-f,_-g).normalize(),n[4].setComponents(s-o,h-c,v-p,_-y).normalize(),t===Ec)n[5].setComponents(s+o,h+c,v+p,_+y).normalize();else{if(t!==Cc)throw new Error("THREE.Frustum.setFromProjectionMatrix(): Invalid coordinate system: "+t);n[5].setComponents(o,c,p,y).normalize()}return this}},{key:"intersectsObject",value:function(e){if(void 0!==e.boundingSphere)null===e.boundingSphere&&e.computeBoundingSphere(),vp.copy(e.boundingSphere).applyMatrix4(e.matrixWorld);else{var t=e.geometry;null===t.boundingSphere&&t.computeBoundingSphere(),vp.copy(t.boundingSphere).applyMatrix4(e.matrixWorld)}return this.intersectsSphere(vp)}},{key:"intersectsSprite",value:function(e){return vp.center.set(0,0,0),vp.radius=.7071067811865476,vp.applyMatrix4(e.matrixWorld),this.intersectsSphere(vp)}},{key:"intersectsSphere",value:function(e){for(var t=this.planes,n=e.center,r=-e.radius,i=0;i<6;i++){if(t[i].distanceToPoint(n)<r)return!1}return!0}},{key:"intersectsBox",value:function(e){for(var t=this.planes,n=0;n<6;n++){var r=t[n];if(mp.x=r.normal.x>0?e.max.x:e.min.x,mp.y=r.normal.y>0?e.max.y:e.min.y,mp.z=r.normal.z>0?e.max.z:e.min.z,r.distanceToPoint(mp)<0)return!1}return!0}},{key:"containsPoint",value:function(e){for(var t=this.planes,n=0;n<6;n++)if(t[n].distanceToPoint(e)<0)return!1;return!0}},{key:"clone",value:function(){return(new this.constructor).copy(this)}}])}(),yp=function(e){function t(e){var n;return A(this,t),(n=y(this,t)).isLineBasicMaterial=!0,n.type="LineBasicMaterial",n.color=new Od(16777215),n.map=null,n.linewidth=1,n.linecap="round",n.linejoin="round",n.fog=!0,n.setValues(e),n}return x(t,e),T(t,[{key:"copy",value:function(e){return n(t,"copy",this,3)([e]),this.color.copy(e.color),this.map=e.map,this.linewidth=e.linewidth,this.linecap=e.linecap,this.linejoin=e.linejoin,this.fog=e.fog,this}}])}(Ud),_p=new ph,bp=new ph,xp=new Gh,Sp=new Wh,Ap=new Dh,wp=new ph,Tp=new ph,Mp=function(e){function t(){var e,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new af,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new yp;return A(this,t),(e=y(this,t)).isLine=!0,e.type="Line",e.geometry=n,e.material=r,e.updateMorphTargets(),e}return x(t,e),T(t,[{key:"copy",value:function(e,r){return n(t,"copy",this,3)([e,r]),this.material=Array.isArray(e.material)?e.material.slice():e.material,this.geometry=e.geometry,this}},{key:"computeLineDistances",value:function(){var e=this.geometry;if(null===e.index){for(var t=e.attributes.position,n=[0],r=1,i=t.count;r<i;r++)_p.fromBufferAttribute(t,r-1),bp.fromBufferAttribute(t,r),n[r]=n[r-1],n[r]+=_p.distanceTo(bp);e.setAttribute("lineDistance",new Kd(n,1))}else console.warn("THREE.Line.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}},{key:"raycast",value:function(e,t){var n=this.geometry,r=this.matrixWorld,i=e.params.Line.threshold,a=n.drawRange;if(null===n.boundingSphere&&n.computeBoundingSphere(),Ap.copy(n.boundingSphere),Ap.applyMatrix4(r),Ap.radius+=i,!1!==e.ray.intersectsSphere(Ap)){xp.copy(r).invert(),Sp.copy(e.ray).applyMatrix4(xp);var o=i/((this.scale.x+this.scale.y+this.scale.z)/3),s=o*o,u=this.isLineSegments?2:1,l=n.index,c=n.attributes.position;if(null!==l){for(var h=Math.max(0,a.start),d=Math.min(l.count,a.start+a.count),f=h,p=d-1;f<p;f+=u){var v=l.getX(f),m=l.getX(f+1),g=Ep(this,e,Sp,s,v,m,f);g&&t.push(g)}if(this.isLineLoop){var y=l.getX(d-1),_=l.getX(h),b=Ep(this,e,Sp,s,y,_,d-1);b&&t.push(b)}}else{for(var x=Math.max(0,a.start),S=Math.min(c.count,a.start+a.count),A=x,w=S-1;A<w;A+=u){var T=Ep(this,e,Sp,s,A,A+1,A);T&&t.push(T)}if(this.isLineLoop){var M=Ep(this,e,Sp,s,S-1,x,S-1);M&&t.push(M)}}}}},{key:"updateMorphTargets",value:function(){var e=this.geometry.morphAttributes,t=Object.keys(e);if(t.length>0){var n=e[t[0]];if(void 0!==n){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(var r=0,i=n.length;r<i;r++){var a=n[r].name||String(r);this.morphTargetInfluences.push(0),this.morphTargetDictionary[a]=r}}}}}])}(gd);function Ep(e,t,n,r,i,a,o){var s=e.geometry.attributes.position;if(_p.fromBufferAttribute(s,i),bp.fromBufferAttribute(s,a),!(n.distanceSqToSegment(_p,bp,wp,Tp)>r)){wp.applyMatrix4(e.matrixWorld);var u=t.ray.origin.distanceTo(wp);if(!(u<t.near||u>t.far))return{distance:u,point:Tp.clone().applyMatrix4(e.matrixWorld),index:o,face:null,faceIndex:null,barycoord:null,object:e}}}var Cp=new ph,kp=new ph,Rp=function(e){function t(e,n){var r;return A(this,t),(r=y(this,t,[e,n])).isLineSegments=!0,r.type="LineSegments",r}return x(t,e),T(t,[{key:"computeLineDistances",value:function(){var e=this.geometry;if(null===e.index){for(var t=e.attributes.position,n=[],r=0,i=t.count;r<i;r+=2)Cp.fromBufferAttribute(t,r),kp.fromBufferAttribute(t,r+1),n[r]=0===r?0:n[r-1],n[r+1]=n[r]+Cp.distanceTo(kp);e.setAttribute("lineDistance",new Kd(n,1))}else console.warn("THREE.LineSegments.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}}])}(Mp),Ip=function(e){function t(e,n){var r;return A(this,t),(r=y(this,t,[e,n])).isLineLoop=!0,r.type="LineLoop",r}return x(t,e),T(t)}(Mp),Np=function(e){function t(e){var n;return A(this,t),(n=y(this,t)).isPointsMaterial=!0,n.type="PointsMaterial",n.color=new Od(16777215),n.map=null,n.alphaMap=null,n.size=1,n.sizeAttenuation=!0,n.fog=!0,n.setValues(e),n}return x(t,e),T(t,[{key:"copy",value:function(e){return n(t,"copy",this,3)([e]),this.color.copy(e.color),this.map=e.map,this.alphaMap=e.alphaMap,this.size=e.size,this.sizeAttenuation=e.sizeAttenuation,this.fog=e.fog,this}}])}(Ud),Pp=new Gh,Lp=new Wh,Dp=new Dh,Op=new ph,Fp=function(e){function t(){var e,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new af,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new Np;return A(this,t),(e=y(this,t)).isPoints=!0,e.type="Points",e.geometry=n,e.material=r,e.updateMorphTargets(),e}return x(t,e),T(t,[{key:"copy",value:function(e,r){return n(t,"copy",this,3)([e,r]),this.material=Array.isArray(e.material)?e.material.slice():e.material,this.geometry=e.geometry,this}},{key:"raycast",value:function(e,t){var n=this.geometry,r=this.matrixWorld,i=e.params.Points.threshold,a=n.drawRange;if(null===n.boundingSphere&&n.computeBoundingSphere(),Dp.copy(n.boundingSphere),Dp.applyMatrix4(r),Dp.radius+=i,!1!==e.ray.intersectsSphere(Dp)){Pp.copy(r).invert(),Lp.copy(e.ray).applyMatrix4(Pp);var o=i/((this.scale.x+this.scale.y+this.scale.z)/3),s=o*o,u=n.index,l=n.attributes.position;if(null!==u)for(var c=Math.max(0,a.start),h=Math.min(u.count,a.start+a.count);c<h;c++){var d=u.getX(c);Op.fromBufferAttribute(l,d),Bp(Op,d,s,r,e,t,this)}else for(var f=Math.max(0,a.start),p=Math.min(l.count,a.start+a.count);f<p;f++)Op.fromBufferAttribute(l,f),Bp(Op,f,s,r,e,t,this)}}},{key:"updateMorphTargets",value:function(){var e=this.geometry.morphAttributes,t=Object.keys(e);if(t.length>0){var n=e[t[0]];if(void 0!==n){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(var r=0,i=n.length;r<i;r++){var a=n[r].name||String(r);this.morphTargetInfluences.push(0),this.morphTargetDictionary[a]=r}}}}}])}(gd);function Bp(e,t,n,r,i,a,o){var s=Lp.distanceSqToPoint(e);if(s<n){var u=new ph;Lp.closestPointToPoint(e,u),u.applyMatrix4(r);var l=i.ray.origin.distanceTo(u);if(l<i.near||l>i.far)return;a.push({distance:l,distanceToRay:Math.sqrt(s),point:u,index:t,face:null,faceIndex:null,barycoord:null,object:o})}}var Up=function(e){function t(e,n){var r;return A(this,t),(r=y(this,t,[{width:e,height:n}])).isFramebufferTexture=!0,r.magFilter=sl,r.minFilter=sl,r.generateMipmaps=!1,r.needsUpdate=!0,r}return x(t,e),T(t)}(sh),zp=function(e){function t(e,n,r,i,a,o,s,u,l){var c,h=arguments.length>9&&void 0!==arguments[9]?arguments[9]:Tl;if(A(this,t),h!==Tl&&h!==Ml)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");return void 0===r&&h===Tl&&(r=gl),void 0===r&&h===Ml&&(r=Sl),(c=y(this,t,[null,i,a,o,s,u,h,r,l])).isDepthTexture=!0,c.image={width:e,height:n},c.magFilter=void 0!==s?s:sl,c.minFilter=void 0!==u?u:sl,c.flipY=!1,c.generateMipmaps=!1,c.compareFunction=null,c}return x(t,e),T(t,[{key:"copy",value:function(e){return n(t,"copy",this,3)([e]),this.compareFunction=e.compareFunction,this}},{key:"toJSON",value:function(e){var r=n(t,"toJSON",this,3)([e]);return null!==this.compareFunction&&(r.compareFunction=this.compareFunction),r}}])}(sh),Vp=function(e){function t(){var e,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1,i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1,a=arguments.length>3&&void 0!==arguments[3]?arguments[3]:32,o=arguments.length>4&&void 0!==arguments[4]?arguments[4]:1,s=arguments.length>5&&void 0!==arguments[5]&&arguments[5],u=arguments.length>6&&void 0!==arguments[6]?arguments[6]:0,l=arguments.length>7&&void 0!==arguments[7]?arguments[7]:2*Math.PI;A(this,t),(e=y(this,t)).type="CylinderGeometry",e.parameters={radiusTop:n,radiusBottom:r,height:i,radialSegments:a,heightSegments:o,openEnded:s,thetaStart:u,thetaLength:l};var c=e;a=Math.floor(a),o=Math.floor(o);var h=[],d=[],f=[],p=[],v=0,m=[],g=i/2,_=0;function b(e){for(var t=v,i=new Vc,o=new ph,s=0,m=!0===e?n:r,y=!0===e?1:-1,b=1;b<=a;b++)d.push(0,g*y,0),f.push(0,y,0),p.push(.5,.5),v++;for(var x=v,S=0;S<=a;S++){var A=S/a*l+u,w=Math.cos(A),T=Math.sin(A);o.x=m*T,o.y=g*y,o.z=m*w,d.push(o.x,o.y,o.z),f.push(0,y,0),i.x=.5*w+.5,i.y=.5*T*y+.5,p.push(i.x,i.y),v++}for(var M=0;M<a;M++){var E=t+M,C=x+M;!0===e?h.push(C,C+1,E):h.push(C+1,C,E),s+=3}c.addGroup(_,s,!0===e?1:2),_+=s}return function(){for(var e=new ph,t=new ph,s=0,y=(r-n)/i,b=0;b<=o;b++){for(var x=[],S=b/o,A=S*(r-n)+n,w=0;w<=a;w++){var T=w/a,M=T*l+u,E=Math.sin(M),C=Math.cos(M);t.x=A*E,t.y=-S*i+g,t.z=A*C,d.push(t.x,t.y,t.z),e.set(E,y,C).normalize(),f.push(e.x,e.y,e.z),p.push(T,1-S),x.push(v++)}m.push(x)}for(var k=0;k<a;k++)for(var R=0;R<o;R++){var I=m[R][k],N=m[R+1][k],P=m[R+1][k+1],L=m[R][k+1];(n>0||0!==R)&&(h.push(I,N,L),s+=3),(r>0||R!==o-1)&&(h.push(N,P,L),s+=3)}c.addGroup(_,s,0),_+=s}(),!1===s&&(n>0&&b(!0),r>0&&b(!1)),e.setIndex(h),e.setAttribute("position",new Kd(d,3)),e.setAttribute("normal",new Kd(f,3)),e.setAttribute("uv",new Kd(p,2)),e}return x(t,e),T(t,[{key:"copy",value:function(e){return n(t,"copy",this,3)([e]),this.parameters=Object.assign({},e.parameters),this}}],[{key:"fromJSON",value:function(e){return new t(e.radiusTop,e.radiusBottom,e.height,e.radialSegments,e.heightSegments,e.openEnded,e.thetaStart,e.thetaLength)}}])}(af),Hp=function(e){function t(){var e,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1,i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:32,a=arguments.length>3&&void 0!==arguments[3]?arguments[3]:1,o=arguments.length>4&&void 0!==arguments[4]&&arguments[4],s=arguments.length>5&&void 0!==arguments[5]?arguments[5]:0,u=arguments.length>6&&void 0!==arguments[6]?arguments[6]:2*Math.PI;return A(this,t),(e=y(this,t,[0,n,r,i,a,o,s,u])).type="ConeGeometry",e.parameters={radius:n,height:r,radialSegments:i,heightSegments:a,openEnded:o,thetaStart:s,thetaLength:u},e}return x(t,e),T(t,null,[{key:"fromJSON",value:function(e){return new t(e.radius,e.height,e.radialSegments,e.heightSegments,e.openEnded,e.thetaStart,e.thetaLength)}}])}(Vp),Wp=function(e){function t(){var e,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1,i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1,a=arguments.length>3&&void 0!==arguments[3]?arguments[3]:1;A(this,t),(e=y(this,t)).type="PlaneGeometry",e.parameters={width:n,height:r,widthSegments:i,heightSegments:a};for(var o=n/2,s=r/2,u=Math.floor(i),l=Math.floor(a),c=u+1,h=l+1,d=n/u,f=r/l,p=[],v=[],m=[],g=[],_=0;_<h;_++)for(var b=_*f-s,x=0;x<c;x++){var S=x*d-o;v.push(S,-b,0),m.push(0,0,1),g.push(x/u),g.push(1-_/l)}for(var w=0;w<l;w++)for(var T=0;T<u;T++){var M=T+c*w,E=T+c*(w+1),C=T+1+c*(w+1),k=T+1+c*w;p.push(M,E,k),p.push(E,C,k)}return e.setIndex(p),e.setAttribute("position",new Kd(v,3)),e.setAttribute("normal",new Kd(m,3)),e.setAttribute("uv",new Kd(g,2)),e}return x(t,e),T(t,[{key:"copy",value:function(e){return n(t,"copy",this,3)([e]),this.parameters=Object.assign({},e.parameters),this}}],[{key:"fromJSON",value:function(e){return new t(e.width,e.height,e.widthSegments,e.heightSegments)}}])}(af),Gp=function(e){function t(){var e,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:32,i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:16,a=arguments.length>3&&void 0!==arguments[3]?arguments[3]:0,o=arguments.length>4&&void 0!==arguments[4]?arguments[4]:2*Math.PI,s=arguments.length>5&&void 0!==arguments[5]?arguments[5]:0,u=arguments.length>6&&void 0!==arguments[6]?arguments[6]:Math.PI;A(this,t),(e=y(this,t)).type="SphereGeometry",e.parameters={radius:n,widthSegments:r,heightSegments:i,phiStart:a,phiLength:o,thetaStart:s,thetaLength:u},r=Math.max(3,Math.floor(r)),i=Math.max(2,Math.floor(i));for(var l=Math.min(s+u,Math.PI),c=0,h=[],d=new ph,f=new ph,p=[],v=[],m=[],g=[],_=0;_<=i;_++){var b=[],x=_/i,S=0;0===_&&0===s?S=.5/r:_===i&&l===Math.PI&&(S=-.5/r);for(var w=0;w<=r;w++){var T=w/r;d.x=-n*Math.cos(a+T*o)*Math.sin(s+x*u),d.y=n*Math.cos(s+x*u),d.z=n*Math.sin(a+T*o)*Math.sin(s+x*u),v.push(d.x,d.y,d.z),f.copy(d).normalize(),m.push(f.x,f.y,f.z),g.push(T+S,1-x),b.push(c++)}h.push(b)}for(var M=0;M<i;M++)for(var E=0;E<r;E++){var C=h[M][E+1],k=h[M][E],R=h[M+1][E],I=h[M+1][E+1];(0!==M||s>0)&&p.push(C,k,I),(M!==i-1||l<Math.PI)&&p.push(k,R,I)}return e.setIndex(p),e.setAttribute("position",new Kd(v,3)),e.setAttribute("normal",new Kd(m,3)),e.setAttribute("uv",new Kd(g,2)),e}return x(t,e),T(t,[{key:"copy",value:function(e){return n(t,"copy",this,3)([e]),this.parameters=Object.assign({},e.parameters),this}}],[{key:"fromJSON",value:function(e){return new t(e.radius,e.widthSegments,e.heightSegments,e.phiStart,e.phiLength,e.thetaStart,e.thetaLength)}}])}(af),jp=function(e){function t(e){var n;return A(this,t),(n=y(this,t)).isMeshStandardMaterial=!0,n.type="MeshStandardMaterial",n.defines={STANDARD:""},n.color=new Od(16777215),n.roughness=1,n.metalness=0,n.map=null,n.lightMap=null,n.lightMapIntensity=1,n.aoMap=null,n.aoMapIntensity=1,n.emissive=new Od(0),n.emissiveIntensity=1,n.emissiveMap=null,n.bumpMap=null,n.bumpScale=1,n.normalMap=null,n.normalMapType=0,n.normalScale=new Vc(1,1),n.displacementMap=null,n.displacementScale=1,n.displacementBias=0,n.roughnessMap=null,n.metalnessMap=null,n.alphaMap=null,n.envMap=null,n.envMapRotation=new ed,n.envMapIntensity=1,n.wireframe=!1,n.wireframeLinewidth=1,n.wireframeLinecap="round",n.wireframeLinejoin="round",n.flatShading=!1,n.fog=!0,n.setValues(e),n}return x(t,e),T(t,[{key:"copy",value:function(e){return n(t,"copy",this,3)([e]),this.defines={STANDARD:""},this.color.copy(e.color),this.roughness=e.roughness,this.metalness=e.metalness,this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.roughnessMap=e.roughnessMap,this.metalnessMap=e.metalnessMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.envMapRotation.copy(e.envMapRotation),this.envMapIntensity=e.envMapIntensity,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.flatShading=e.flatShading,this.fog=e.fog,this}}])}(Ud),Qp=function(e){function t(e){var n;return A(this,t),(n=y(this,t)).isMeshPhysicalMaterial=!0,n.defines={STANDARD:"",PHYSICAL:""},n.type="MeshPhysicalMaterial",n.anisotropyRotation=0,n.anisotropyMap=null,n.clearcoatMap=null,n.clearcoatRoughness=0,n.clearcoatRoughnessMap=null,n.clearcoatNormalScale=new Vc(1,1),n.clearcoatNormalMap=null,n.ior=1.5,Object.defineProperty(n,"reflectivity",{get:function(){return Dc(2.5*(this.ior-1)/(this.ior+1),0,1)},set:function(e){this.ior=(1+.4*e)/(1-.4*e)}}),n.iridescenceMap=null,n.iridescenceIOR=1.3,n.iridescenceThicknessRange=[100,400],n.iridescenceThicknessMap=null,n.sheenColor=new Od(0),n.sheenColorMap=null,n.sheenRoughness=1,n.sheenRoughnessMap=null,n.transmissionMap=null,n.thickness=0,n.thicknessMap=null,n.attenuationDistance=1/0,n.attenuationColor=new Od(1,1,1),n.specularIntensity=1,n.specularIntensityMap=null,n.specularColor=new Od(1,1,1),n.specularColorMap=null,n._anisotropy=0,n._clearcoat=0,n._dispersion=0,n._iridescence=0,n._sheen=0,n._transmission=0,n.setValues(e),n}return x(t,e),T(t,[{key:"anisotropy",get:function(){return this._anisotropy},set:function(e){this._anisotropy>0!=e>0&&this.version++,this._anisotropy=e}},{key:"clearcoat",get:function(){return this._clearcoat},set:function(e){this._clearcoat>0!=e>0&&this.version++,this._clearcoat=e}},{key:"iridescence",get:function(){return this._iridescence},set:function(e){this._iridescence>0!=e>0&&this.version++,this._iridescence=e}},{key:"dispersion",get:function(){return this._dispersion},set:function(e){this._dispersion>0!=e>0&&this.version++,this._dispersion=e}},{key:"sheen",get:function(){return this._sheen},set:function(e){this._sheen>0!=e>0&&this.version++,this._sheen=e}},{key:"transmission",get:function(){return this._transmission},set:function(e){this._transmission>0!=e>0&&this.version++,this._transmission=e}},{key:"copy",value:function(e){return n(t,"copy",this,3)([e]),this.defines={STANDARD:"",PHYSICAL:""},this.anisotropy=e.anisotropy,this.anisotropyRotation=e.anisotropyRotation,this.anisotropyMap=e.anisotropyMap,this.clearcoat=e.clearcoat,this.clearcoatMap=e.clearcoatMap,this.clearcoatRoughness=e.clearcoatRoughness,this.clearcoatRoughnessMap=e.clearcoatRoughnessMap,this.clearcoatNormalMap=e.clearcoatNormalMap,this.clearcoatNormalScale.copy(e.clearcoatNormalScale),this.dispersion=e.dispersion,this.ior=e.ior,this.iridescence=e.iridescence,this.iridescenceMap=e.iridescenceMap,this.iridescenceIOR=e.iridescenceIOR,this.iridescenceThicknessRange=I(e.iridescenceThicknessRange),this.iridescenceThicknessMap=e.iridescenceThicknessMap,this.sheen=e.sheen,this.sheenColor.copy(e.sheenColor),this.sheenColorMap=e.sheenColorMap,this.sheenRoughness=e.sheenRoughness,this.sheenRoughnessMap=e.sheenRoughnessMap,this.transmission=e.transmission,this.transmissionMap=e.transmissionMap,this.thickness=e.thickness,this.thicknessMap=e.thicknessMap,this.attenuationDistance=e.attenuationDistance,this.attenuationColor.copy(e.attenuationColor),this.specularIntensity=e.specularIntensity,this.specularIntensityMap=e.specularIntensityMap,this.specularColor.copy(e.specularColor),this.specularColorMap=e.specularColorMap,this}}])}(jp),qp=function(e){function t(e){var n;return A(this,t),(n=y(this,t)).isMeshDepthMaterial=!0,n.type="MeshDepthMaterial",n.depthPacking=3200,n.map=null,n.alphaMap=null,n.displacementMap=null,n.displacementScale=1,n.displacementBias=0,n.wireframe=!1,n.wireframeLinewidth=1,n.setValues(e),n}return x(t,e),T(t,[{key:"copy",value:function(e){return n(t,"copy",this,3)([e]),this.depthPacking=e.depthPacking,this.map=e.map,this.alphaMap=e.alphaMap,this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this}}])}(Ud),Xp=function(e){function t(e){var n;return A(this,t),(n=y(this,t)).isMeshDistanceMaterial=!0,n.type="MeshDistanceMaterial",n.map=null,n.alphaMap=null,n.displacementMap=null,n.displacementScale=1,n.displacementBias=0,n.setValues(e),n}return x(t,e),T(t,[{key:"copy",value:function(e){return n(t,"copy",this,3)([e]),this.map=e.map,this.alphaMap=e.alphaMap,this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this}}])}(Ud);function Yp(e,t,n){return!e||!n&&e.constructor===t?e:"number"==typeof t.BYTES_PER_ELEMENT?new t(e):Array.prototype.slice.call(e)}function Kp(e){for(var t=e.length,n=new Array(t),r=0;r!==t;++r)n[r]=r;return n.sort(function(t,n){return e[t]-e[n]}),n}function Zp(e,t,n){for(var r=e.length,i=new e.constructor(r),a=0,o=0;o!==r;++a)for(var s=n[a]*t,u=0;u!==t;++u)i[o++]=e[s+u];return i}function Jp(e,t,n,r){for(var i=1,a=e[0];void 0!==a&&void 0===a[r];)a=e[i++];if(void 0!==a){var o=a[r];if(void 0!==o)if(Array.isArray(o))do{void 0!==(o=a[r])&&(t.push(a.time),n.push.apply(n,o)),a=e[i++]}while(void 0!==a);else if(void 0!==o.toArray)do{void 0!==(o=a[r])&&(t.push(a.time),o.toArray(n,n.length)),a=e[i++]}while(void 0!==a);else do{void 0!==(o=a[r])&&(t.push(a.time),n.push(o)),a=e[i++]}while(void 0!==a)}}var $p=function(){return T(function e(t,n,r,i){A(this,e),this.parameterPositions=t,this._cachedIndex=0,this.resultBuffer=void 0!==i?i:new n.constructor(r),this.sampleValues=n,this.valueSize=r,this.settings=null,this.DefaultSettings_={}},[{key:"evaluate",value:function(e){var t=this.parameterPositions,n=this._cachedIndex,r=t[n],i=t[n-1];e:{t:{var a;n:{r:if(!(e<r)){for(var o=n+2;;){if(void 0===r){if(e<i)break r;return n=t.length,this._cachedIndex=n,this.copySampleValue_(n-1)}if(n===o)break;if(i=r,e<(r=t[++n]))break t}a=t.length;break n}if(e>=i)break e;var s=t[1];e<s&&(n=2,i=s);for(var u=n-2;;){if(void 0===i)return this._cachedIndex=0,this.copySampleValue_(0);if(n===u)break;if(r=i,e>=(i=t[--n-1]))break t}a=n,n=0}for(;n<a;){var l=n+a>>>1;e<t[l]?a=l:n=l+1}if(r=t[n],void 0===(i=t[n-1]))return this._cachedIndex=0,this.copySampleValue_(0);if(void 0===r)return n=t.length,this._cachedIndex=n,this.copySampleValue_(n-1)}this._cachedIndex=n,this.intervalChanged_(n,i,r)}return this.interpolate_(n,i,e,r)}},{key:"getSettings_",value:function(){return this.settings||this.DefaultSettings_}},{key:"copySampleValue_",value:function(e){for(var t=this.resultBuffer,n=this.sampleValues,r=this.valueSize,i=e*r,a=0;a!==r;++a)t[a]=n[i+a];return t}},{key:"interpolate_",value:function(){throw new Error("call to abstract method")}},{key:"intervalChanged_",value:function(){}}])}(),ev=function(e){function t(e,n,r,i){var a;return A(this,t),(a=y(this,t,[e,n,r,i]))._weightPrev=-0,a._offsetPrev=-0,a._weightNext=-0,a._offsetNext=-0,a.DefaultSettings_={endingStart:pc,endingEnd:pc},a}return x(t,e),T(t,[{key:"intervalChanged_",value:function(e,t,n){var r=this.parameterPositions,i=e-2,a=e+1,o=r[i],s=r[a];if(void 0===o)switch(this.getSettings_().endingStart){case vc:i=e,o=2*t-n;break;case mc:o=t+r[i=r.length-2]-r[i+1];break;default:i=e,o=n}if(void 0===s)switch(this.getSettings_().endingEnd){case vc:a=e,s=2*n-t;break;case mc:a=1,s=n+r[1]-r[0];break;default:a=e-1,s=t}var u=.5*(n-t),l=this.valueSize;this._weightPrev=u/(t-o),this._weightNext=u/(s-n),this._offsetPrev=i*l,this._offsetNext=a*l}},{key:"interpolate_",value:function(e,t,n,r){for(var i=this.resultBuffer,a=this.sampleValues,o=this.valueSize,s=e*o,u=s-o,l=this._offsetPrev,c=this._offsetNext,h=this._weightPrev,d=this._weightNext,f=(n-t)/(r-t),p=f*f,v=p*f,m=-h*v+2*h*p-h*f,g=(1+h)*v+(-1.5-2*h)*p+(-.5+h)*f+1,y=(-1-d)*v+(1.5+d)*p+.5*f,_=d*v-d*p,b=0;b!==o;++b)i[b]=m*a[l+b]+g*a[u+b]+y*a[s+b]+_*a[c+b];return i}}])}($p),tv=function(e){function t(e,n,r,i){return A(this,t),y(this,t,[e,n,r,i])}return x(t,e),T(t,[{key:"interpolate_",value:function(e,t,n,r){for(var i=this.resultBuffer,a=this.sampleValues,o=this.valueSize,s=e*o,u=s-o,l=(n-t)/(r-t),c=1-l,h=0;h!==o;++h)i[h]=a[u+h]*c+a[s+h]*l;return i}}])}($p),nv=function(e){function t(e,n,r,i){return A(this,t),y(this,t,[e,n,r,i])}return x(t,e),T(t,[{key:"interpolate_",value:function(e){return this.copySampleValue_(e-1)}}])}($p),rv=function(){return T(function 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1!==this.intensity&&(e.intensity=this.intensity),0!==this.bias&&(e.bias=this.bias),0!==this.normalBias&&(e.normalBias=this.normalBias),1!==this.radius&&(e.radius=this.radius),512===this.mapSize.x&&512===this.mapSize.y||(e.mapSize=this.mapSize.toArray()),e.camera=this.camera.toJSON(!1).object,delete e.camera.matrix,e}}])}(),Ev=function(e){function t(){var e;return A(this,t),(e=y(this,t,[new kf(50,1,.5,500)])).isSpotLightShadow=!0,e.focus=1,e}return x(t,e),T(t,[{key:"updateMatrices",value:function(e){var r=this.camera,i=2*Pc*e.angle*this.focus,a=this.mapSize.width/this.mapSize.height,o=e.distance||r.far;i===r.fov&&a===r.aspect&&o===r.far||(r.fov=i,r.aspect=a,r.far=o,r.updateProjectionMatrix()),n(t,"updateMatrices",this,3)([e])}},{key:"copy",value:function(e){return n(t,"copy",this,3)([e]),this.focus=e.focus,this}}])}(Mv),Cv=function(e){function t(e,n){var r,i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0,a=arguments.length>3&&void 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uh(0,1,1,1),new uh(3,1,1,1),new uh(1,1,1,1),new uh(3,0,1,1),new uh(1,0,1,1)],e._cubeDirections=[new ph(1,0,0),new ph(-1,0,0),new ph(0,0,1),new ph(0,0,-1),new ph(0,1,0),new ph(0,-1,0)],e._cubeUps=[new ph(0,1,0),new ph(0,1,0),new ph(0,1,0),new ph(0,1,0),new ph(0,0,1),new ph(0,0,-1)],e}return x(t,e),T(t,[{key:"updateMatrices",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,n=this.camera,r=this.matrix,i=e.distance||n.far;i!==n.far&&(n.far=i,n.updateProjectionMatrix()),Rv.setFromMatrixPosition(e.matrixWorld),n.position.copy(Rv),Iv.copy(n.position),Iv.add(this._cubeDirections[t]),n.up.copy(this._cubeUps[t]),n.lookAt(Iv),n.updateMatrixWorld(),r.makeTranslation(-Rv.x,-Rv.y,-Rv.z),kv.multiplyMatrices(n.projectionMatrix,n.matrixWorldInverse),this._frustum.setFromProjectionMatrix(kv)}}])}(Mv),Pv=function(e){function t(e,n){var r,i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0,a=arguments.length>3&&void 0!==arguments[3]?arguments[3]:2;return A(this,t),(r=y(this,t,[e,n])).isPointLight=!0,r.type="PointLight",r.distance=i,r.decay=a,r.shadow=new Nv,r}return x(t,e),T(t,[{key:"power",get:function(){return 4*this.intensity*Math.PI},set:function(e){this.intensity=e/(4*Math.PI)}},{key:"dispose",value:function(){this.shadow.dispose()}},{key:"copy",value:function(e,r){return n(t,"copy",this,3)([e,r]),this.distance=e.distance,this.decay=e.decay,this.shadow=e.shadow.clone(),this}}])}(Sv),Lv=function(e){function t(){var e,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:-1,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1,i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1,a=arguments.length>3&&void 0!==arguments[3]?arguments[3]:-1,o=arguments.length>4&&void 0!==arguments[4]?arguments[4]:.1,s=arguments.length>5&&void 0!==arguments[5]?arguments[5]:2e3;return A(this,t),(e=y(this,t)).isOrthographicCamera=!0,e.type="OrthographicCamera",e.zoom=1,e.view=null,e.left=n,e.right=r,e.top=i,e.bottom=a,e.near=o,e.far=s,e.updateProjectionMatrix(),e}return x(t,e),T(t,[{key:"copy",value:function(e,r){return n(t,"copy",this,3)([e,r]),this.left=e.left,this.right=e.right,this.top=e.top,this.bottom=e.bottom,this.near=e.near,this.far=e.far,this.zoom=e.zoom,this.view=null===e.view?null:Object.assign({},e.view),this}},{key:"setViewOffset",value:function(e,t,n,r,i,a){null===this.view&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=e,this.view.fullHeight=t,this.view.offsetX=n,this.view.offsetY=r,this.view.width=i,this.view.height=a,this.updateProjectionMatrix()}},{key:"clearViewOffset",value:function(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()}},{key:"updateProjectionMatrix",value:function(){var e=(this.right-this.left)/(2*this.zoom),t=(this.top-this.bottom)/(2*this.zoom),n=(this.right+this.left)/2,r=(this.top+this.bottom)/2,i=n-e,a=n+e,o=r+t,s=r-t;if(null!==this.view&&this.view.enabled){var u=(this.right-this.left)/this.view.fullWidth/this.zoom,l=(this.top-this.bottom)/this.view.fullHeight/this.zoom;a=(i+=u*this.view.offsetX)+u*this.view.width,s=(o-=l*this.view.offsetY)-l*this.view.height}this.projectionMatrix.makeOrthographic(i,a,o,s,this.near,this.far,this.coordinateSystem),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}},{key:"toJSON",value:function(e){var r=n(t,"toJSON",this,3)([e]);return r.object.zoom=this.zoom,r.object.left=this.left,r.object.right=this.right,r.object.top=this.top,r.object.bottom=this.bottom,r.object.near=this.near,r.object.far=this.far,null!==this.view&&(r.object.view=Object.assign({},this.view)),r}}])}(Tf),Dv=function(e){function t(){var e;return A(this,t),(e=y(this,t,[new Lv(-5,5,5,-5,.5,500)])).isDirectionalLightShadow=!0,e}return x(t,e),T(t)}(Mv),Ov=function(e){function t(e,n){var r;return A(this,t),(r=y(this,t,[e,n])).isDirectionalLight=!0,r.type="DirectionalLight",r.position.copy(gd.DEFAULT_UP),r.updateMatrix(),r.target=new gd,r.shadow=new Dv,r}return x(t,e),T(t,[{key:"dispose",value:function(){this.shadow.dispose()}},{key:"copy",value:function(e){return n(t,"copy",this,3)([e]),this.target=e.target.clone(),this.shadow=e.shadow.clone(),this}}])}(Sv),Fv=function(){return T(function e(){A(this,e)},null,[{key:"decodeText",value:function(e){if(console.warn("THREE.LoaderUtils: decodeText() has been deprecated with r165 and will be removed with r175. Use TextDecoder instead."),"undefined"!=typeof TextDecoder)return(new TextDecoder).decode(e);for(var t="",n=0,r=e.length;n<r;n++)t+=String.fromCharCode(e[n]);try{return decodeURIComponent(escape(t))}catch(HJ){return t}}},{key:"extractUrlBase",value:function(e){var t=e.lastIndexOf("/");return-1===t?"./":e.slice(0,t+1)}},{key:"resolveURL",value:function(e,t){return"string"!=typeof e||""===e?"":(/^https?:\/\//i.test(t)&&/^\//.test(e)&&(t=t.replace(/(^https?:\/\/[^\/]+).*/i,"$1")),/^(https?:)?\/\//i.test(e)||/^data:.*,.*$/i.test(e)||/^blob:.*$/i.test(e)?e:t+e)}}])}(),Bv=function(e){function t(){var e;return A(this,t),(e=y(this,t)).isInstancedBufferGeometry=!0,e.type="InstancedBufferGeometry",e.instanceCount=1/0,e}return x(t,e),T(t,[{key:"copy",value:function(e){return n(t,"copy",this,3)([e]),this.instanceCount=e.instanceCount,this}},{key:"toJSON",value:function(){var e=n(t,"toJSON",this,3)([]);return e.instanceCount=this.instanceCount,e.isInstancedBufferGeometry=!0,e}}])}(af),Uv=function(e){function t(e){var n;return A(this,t),(n=y(this,t,[e])).isImageBitmapLoader=!0,"undefined"==typeof createImageBitmap&&console.warn("THREE.ImageBitmapLoader: createImageBitmap() not supported."),"undefined"==typeof fetch&&console.warn("THREE.ImageBitmapLoader: fetch() not supported."),n.options={premultiplyAlpha:"none"},n}return x(t,e),T(t,[{key:"setOptions",value:function(e){return this.options=e,this}},{key:"load",value:function(e,t,n,r){void 0===e&&(e=""),void 0!==this.path&&(e=this.path+e),e=this.manager.resolveURL(e);var i=this,a=fv.get(e);if(void 0!==a)return i.manager.itemStart(e),a.then?void a.then(function(n){t&&t(n),i.manager.itemEnd(e)}).catch(function(e){r&&r(e)}):(setTimeout(function(){t&&t(a),i.manager.itemEnd(e)},0),a);var o={};o.credentials="anonymous"===this.crossOrigin?"same-origin":"include",o.headers=this.requestHeader;var s=fetch(e,o).then(function(e){return e.blob()}).then(function(e){return createImageBitmap(e,Object.assign(i.options,{colorSpaceConversion:"none"}))}).then(function(n){return fv.add(e,n),t&&t(n),i.manager.itemEnd(e),n}).catch(function(t){r&&r(t),fv.remove(e),i.manager.itemError(e),i.manager.itemEnd(e)});fv.add(e,s),i.manager.itemStart(e)}}])}(mv),zv=function(e){function t(){var e,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[];return A(this,t),(e=y(this,t)).isArrayCamera=!0,e.cameras=n,e.index=0,e}return x(t,e),T(t)}(kf),Vv=function(){return T(function e(){var t=!(arguments.length>0&&void 0!==arguments[0])||arguments[0];A(this,e),this.autoStart=t,this.startTime=0,this.oldTime=0,this.elapsedTime=0,this.running=!1},[{key:"start",value:function(){this.startTime=Hv(),this.oldTime=this.startTime,this.elapsedTime=0,this.running=!0}},{key:"stop",value:function(){this.getElapsedTime(),this.running=!1,this.autoStart=!1}},{key:"getElapsedTime",value:function(){return this.getDelta(),this.elapsedTime}},{key:"getDelta",value:function(){var e=0;if(this.autoStart&&!this.running)return this.start(),0;if(this.running){var t=Hv();e=(t-this.oldTime)/1e3,this.oldTime=t,this.elapsedTime+=e}return e}}])}();function Hv(){return performance.now()}var Wv=function(){return T(function e(t,n,r){var i,a,o;switch(A(this,e),this.binding=t,this.valueSize=r,n){case"quaternion":i=this._slerp,a=this._slerpAdditive,o=this._setAdditiveIdentityQuaternion,this.buffer=new Float64Array(6*r),this._workIndex=5;break;case"string":case"bool":i=this._select,a=this._select,o=this._setAdditiveIdentityOther,this.buffer=new Array(5*r);break;default:i=this._lerp,a=this._lerpAdditive,o=this._setAdditiveIdentityNumeric,this.buffer=new Float64Array(5*r)}this._mixBufferRegion=i,this._mixBufferRegionAdditive=a,this._setIdentity=o,this._origIndex=3,this._addIndex=4,this.cumulativeWeight=0,this.cumulativeWeightAdditive=0,this.useCount=0,this.referenceCount=0},[{key:"accumulate",value:function(e,t){var n=this.buffer,r=this.valueSize,i=e*r+r,a=this.cumulativeWeight;if(0===a){for(var o=0;o!==r;++o)n[i+o]=n[o];a=t}else{var s=t/(a+=t);this._mixBufferRegion(n,i,0,s,r)}this.cumulativeWeight=a}},{key:"accumulateAdditive",value:function(e){var t=this.buffer,n=this.valueSize,r=n*this._addIndex;0===this.cumulativeWeightAdditive&&this._setIdentity(),this._mixBufferRegionAdditive(t,r,0,e,n),this.cumulativeWeightAdditive+=e}},{key:"apply",value:function(e){var t=this.valueSize,n=this.buffer,r=e*t+t,i=this.cumulativeWeight,a=this.cumulativeWeightAdditive,o=this.binding;if(this.cumulativeWeight=0,this.cumulativeWeightAdditive=0,i<1){var s=t*this._origIndex;this._mixBufferRegion(n,r,s,1-i,t)}a>0&&this._mixBufferRegionAdditive(n,r,this._addIndex*t,1,t);for(var u=t,l=t+t;u!==l;++u)if(n[u]!==n[u+t]){o.setValue(n,r);break}}},{key:"saveOriginalState",value:function(){var e=this.binding,t=this.buffer,n=this.valueSize,r=n*this._origIndex;e.getValue(t,r);for(var i=n,a=r;i!==a;++i)t[i]=t[r+i%n];this._setIdentity(),this.cumulativeWeight=0,this.cumulativeWeightAdditive=0}},{key:"restoreOriginalState",value:function(){var e=3*this.valueSize;this.binding.setValue(this.buffer,e)}},{key:"_setAdditiveIdentityNumeric",value:function(){for(var e=this._addIndex*this.valueSize,t=e+this.valueSize,n=e;n<t;n++)this.buffer[n]=0}},{key:"_setAdditiveIdentityQuaternion",value:function(){this._setAdditiveIdentityNumeric(),this.buffer[this._addIndex*this.valueSize+3]=1}},{key:"_setAdditiveIdentityOther",value:function(){for(var e=this._origIndex*this.valueSize,t=this._addIndex*this.valueSize,n=0;n<this.valueSize;n++)this.buffer[t+n]=this.buffer[e+n]}},{key:"_select",value:function(e,t,n,r,i){if(r>=.5)for(var a=0;a!==i;++a)e[t+a]=e[n+a]}},{key:"_slerp",value:function(e,t,n,r){fh.slerpFlat(e,t,e,t,e,n,r)}},{key:"_slerpAdditive",value:function(e,t,n,r,i){var a=this._workIndex*i;fh.multiplyQuaternionsFlat(e,a,e,t,e,n),fh.slerpFlat(e,t,e,t,e,a,r)}},{key:"_lerp",value:function(e,t,n,r,i){for(var a=1-r,o=0;o!==i;++o){var s=t+o;e[s]=e[s]*a+e[n+o]*r}}},{key:"_lerpAdditive",value:function(e,t,n,r,i){for(var a=0;a!==i;++a){var o=t+a;e[o]=e[o]+e[n+a]*r}}}])}(),Gv="\\[\\]\\.:\\/",jv=new RegExp("["+Gv+"]","g"),Qv="[^"+Gv+"]",qv="[^"+Gv.replace("\\.","")+"]",Xv=new RegExp("^"+/((?:WC+[\/:])*)/.source.replace("WC",Qv)+/(WCOD+)?/.source.replace("WCOD",qv)+/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC",Qv)+/\.(WC+)(?:\[(.+)\])?/.source.replace("WC",Qv)+"$"),Yv=["material","materials","bones","map"],Kv=function(){return T(function e(t,n,r){A(this,e);var i=r||Zv.parseTrackName(n);this._targetGroup=t,this._bindings=t.subscribe_(n,i)},[{key:"getValue",value:function(e,t){this.bind();var n=this._targetGroup.nCachedObjects_,r=this._bindings[n];void 0!==r&&r.getValue(e,t)}},{key:"setValue",value:function(e,t){for(var n=this._bindings,r=this._targetGroup.nCachedObjects_,i=n.length;r!==i;++r)n[r].setValue(e,t)}},{key:"bind",value:function(){for(var e=this._bindings,t=this._targetGroup.nCachedObjects_,n=e.length;t!==n;++t)e[t].bind()}},{key:"unbind",value:function(){for(var e=this._bindings,t=this._targetGroup.nCachedObjects_,n=e.length;t!==n;++t)e[t].unbind()}}])}(),Zv=function(){function e(t,n,r){A(this,e),this.path=n,this.parsedPath=r||e.parseTrackName(n),this.node=e.findNode(t,this.parsedPath.nodeName),this.rootNode=t,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}return T(e,[{key:"_getValue_unavailable",value:function(){}},{key:"_setValue_unavailable",value:function(){}},{key:"_getValue_direct",value:function(e,t){e[t]=this.targetObject[this.propertyName]}},{key:"_getValue_array",value:function(e,t){for(var n=this.resolvedProperty,r=0,i=n.length;r!==i;++r)e[t++]=n[r]}},{key:"_getValue_arrayElement",value:function(e,t){e[t]=this.resolvedProperty[this.propertyIndex]}},{key:"_getValue_toArray",value:function(e,t){this.resolvedProperty.toArray(e,t)}},{key:"_setValue_direct",value:function(e,t){this.targetObject[this.propertyName]=e[t]}},{key:"_setValue_direct_setNeedsUpdate",value:function(e,t){this.targetObject[this.propertyName]=e[t],this.targetObject.needsUpdate=!0}},{key:"_setValue_direct_setMatrixWorldNeedsUpdate",value:function(e,t){this.targetObject[this.propertyName]=e[t],this.targetObject.matrixWorldNeedsUpdate=!0}},{key:"_setValue_array",value:function(e,t){for(var n=this.resolvedProperty,r=0,i=n.length;r!==i;++r)n[r]=e[t++]}},{key:"_setValue_array_setNeedsUpdate",value:function(e,t){for(var n=this.resolvedProperty,r=0,i=n.length;r!==i;++r)n[r]=e[t++];this.targetObject.needsUpdate=!0}},{key:"_setValue_array_setMatrixWorldNeedsUpdate",value:function(e,t){for(var n=this.resolvedProperty,r=0,i=n.length;r!==i;++r)n[r]=e[t++];this.targetObject.matrixWorldNeedsUpdate=!0}},{key:"_setValue_arrayElement",value:function(e,t){this.resolvedProperty[this.propertyIndex]=e[t]}},{key:"_setValue_arrayElement_setNeedsUpdate",value:function(e,t){this.resolvedProperty[this.propertyIndex]=e[t],this.targetObject.needsUpdate=!0}},{key:"_setValue_arrayElement_setMatrixWorldNeedsUpdate",value:function(e,t){this.resolvedProperty[this.propertyIndex]=e[t],this.targetObject.matrixWorldNeedsUpdate=!0}},{key:"_setValue_fromArray",value:function(e,t){this.resolvedProperty.fromArray(e,t)}},{key:"_setValue_fromArray_setNeedsUpdate",value:function(e,t){this.resolvedProperty.fromArray(e,t),this.targetObject.needsUpdate=!0}},{key:"_setValue_fromArray_setMatrixWorldNeedsUpdate",value:function(e,t){this.resolvedProperty.fromArray(e,t),this.targetObject.matrixWorldNeedsUpdate=!0}},{key:"_getValue_unbound",value:function(e,t){this.bind(),this.getValue(e,t)}},{key:"_setValue_unbound",value:function(e,t){this.bind(),this.setValue(e,t)}},{key:"bind",value:function(){var t=this.node,n=this.parsedPath,r=n.objectName,i=n.propertyName,a=n.propertyIndex;if(t||(t=e.findNode(this.rootNode,n.nodeName),this.node=t),this.getValue=this._getValue_unavailable,this.setValue=this._setValue_unavailable,t){if(r){var o=n.objectIndex;switch(r){case"materials":if(!t.material)return void console.error("THREE.PropertyBinding: Can not bind to material as node does not have a material.",this);if(!t.material.materials)return void console.error("THREE.PropertyBinding: Can not bind to material.materials as node.material does not have a materials array.",this);t=t.material.materials;break;case"bones":if(!t.skeleton)return void console.error("THREE.PropertyBinding: Can not bind to bones as node does not have a skeleton.",this);t=t.skeleton.bones;for(var s=0;s<t.length;s++)if(t[s].name===o){o=s;break}break;case"map":if("map"in t){t=t.map;break}if(!t.material)return void console.error("THREE.PropertyBinding: Can not bind to material as node does not have a material.",this);if(!t.material.map)return void console.error("THREE.PropertyBinding: Can not bind to material.map as node.material does not have a map.",this);t=t.material.map;break;default:if(void 0===t[r])return void console.error("THREE.PropertyBinding: Can not bind to objectName of node undefined.",this);t=t[r]}if(void 0!==o){if(void 0===t[o])return void console.error("THREE.PropertyBinding: Trying to bind to objectIndex of objectName, but is undefined.",this,t);t=t[o]}}var u=t[i];if(void 0!==u){var l=this.Versioning.None;this.targetObject=t,!0===t.isMaterial?l=this.Versioning.NeedsUpdate:!0===t.isObject3D&&(l=this.Versioning.MatrixWorldNeedsUpdate);var c=this.BindingType.Direct;if(void 0!==a){if("morphTargetInfluences"===i){if(!t.geometry)return void console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.",this);if(!t.geometry.morphAttributes)return void console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.morphAttributes.",this);void 0!==t.morphTargetDictionary[a]&&(a=t.morphTargetDictionary[a])}c=this.BindingType.ArrayElement,this.resolvedProperty=u,this.propertyIndex=a}else void 0!==u.fromArray&&void 0!==u.toArray?(c=this.BindingType.HasFromToArray,this.resolvedProperty=u):Array.isArray(u)?(c=this.BindingType.EntireArray,this.resolvedProperty=u):this.propertyName=i;this.getValue=this.GetterByBindingType[c],this.setValue=this.SetterByBindingTypeAndVersioning[c][l]}else{var h=n.nodeName;console.error("THREE.PropertyBinding: Trying to update property for track: "+h+"."+i+" but it wasn't found.",t)}}else console.warn("THREE.PropertyBinding: No target node found for track: "+this.path+".")}},{key:"unbind",value:function(){this.node=null,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}}],[{key:"create",value:function(t,n,r){return t&&t.isAnimationObjectGroup?new e.Composite(t,n,r):new e(t,n,r)}},{key:"sanitizeNodeName",value:function(e){return e.replace(/\s/g,"_").replace(jv,"")}},{key:"parseTrackName",value:function(e){var t=Xv.exec(e);if(null===t)throw new Error("PropertyBinding: Cannot parse trackName: "+e);var n={nodeName:t[2],objectName:t[3],objectIndex:t[4],propertyName:t[5],propertyIndex:t[6]},r=n.nodeName&&n.nodeName.lastIndexOf(".");if(void 0!==r&&-1!==r){var i=n.nodeName.substring(r+1);-1!==Yv.indexOf(i)&&(n.nodeName=n.nodeName.substring(0,r),n.objectName=i)}if(null===n.propertyName||0===n.propertyName.length)throw new Error("PropertyBinding: can not parse propertyName from trackName: "+e);return n}},{key:"findNode",value:function(e,t){if(void 0===t||""===t||"."===t||-1===t||t===e.name||t===e.uuid)return e;if(e.skeleton){var n=e.skeleton.getBoneByName(t);if(void 0!==n)return n}if(e.children){var r=function(e){for(var n=0;n<e.length;n++){var i=e[n];if(i.name===t||i.uuid===t)return i;var a=r(i.children);if(a)return a}return null},i=r(e.children);if(i)return i}return null}}])}();Zv.Composite=Kv,Zv.prototype.BindingType={Direct:0,EntireArray:1,ArrayElement:2,HasFromToArray:3},Zv.prototype.Versioning={None:0,NeedsUpdate:1,MatrixWorldNeedsUpdate:2},Zv.prototype.GetterByBindingType=[Zv.prototype._getValue_direct,Zv.prototype._getValue_array,Zv.prototype._getValue_arrayElement,Zv.prototype._getValue_toArray],Zv.prototype.SetterByBindingTypeAndVersioning=[[Zv.prototype._setValue_direct,Zv.prototype._setValue_direct_setNeedsUpdate,Zv.prototype._setValue_direct_setMatrixWorldNeedsUpdate],[Zv.prototype._setValue_array,Zv.prototype._setValue_array_setNeedsUpdate,Zv.prototype._setValue_array_setMatrixWorldNeedsUpdate],[Zv.prototype._setValue_arrayElement,Zv.prototype._setValue_arrayElement_setNeedsUpdate,Zv.prototype._setValue_arrayElement_setMatrixWorldNeedsUpdate],[Zv.prototype._setValue_fromArray,Zv.prototype._setValue_fromArray_setNeedsUpdate,Zv.prototype._setValue_fromArray_setMatrixWorldNeedsUpdate]];var Jv=function(){return T(function e(t,n){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null,i=arguments.length>3&&void 0!==arguments[3]?arguments[3]:n.blendMode;A(this,e),this._mixer=t,this._clip=n,this._localRoot=r,this.blendMode=i;for(var a=n.tracks,o=a.length,s=new Array(o),u={endingStart:pc,endingEnd:pc},l=0;l!==o;++l){var c=a[l].createInterpolant(null);s[l]=c,c.settings=u}this._interpolantSettings=u,this._interpolants=s,this._propertyBindings=new Array(o),this._cacheIndex=null,this._byClipCacheIndex=null,this._timeScaleInterpolant=null,this._weightInterpolant=null,this.loop=cc,this._loopCount=-1,this._startTime=null,this.time=0,this.timeScale=1,this._effectiveTimeScale=1,this.weight=1,this._effectiveWeight=1,this.repetitions=1/0,this.paused=!1,this.enabled=!0,this.clampWhenFinished=!1,this.zeroSlopeAtStart=!0,this.zeroSlopeAtEnd=!0},[{key:"play",value:function(){return this._mixer._activateAction(this),this}},{key:"stop",value:function(){return this._mixer._deactivateAction(this),this.reset()}},{key:"reset",value:function(){return this.paused=!1,this.enabled=!0,this.time=0,this._loopCount=-1,this._startTime=null,this.stopFading().stopWarping()}},{key:"isRunning",value:function(){return this.enabled&&!this.paused&&0!==this.timeScale&&null===this._startTime&&this._mixer._isActiveAction(this)}},{key:"isScheduled",value:function(){return this._mixer._isActiveAction(this)}},{key:"startAt",value:function(e){return this._startTime=e,this}},{key:"setLoop",value:function(e,t){return this.loop=e,this.repetitions=t,this}},{key:"setEffectiveWeight",value:function(e){return this.weight=e,this._effectiveWeight=this.enabled?e:0,this.stopFading()}},{key:"getEffectiveWeight",value:function(){return this._effectiveWeight}},{key:"fadeIn",value:function(e){return this._scheduleFading(e,0,1)}},{key:"fadeOut",value:function(e){return this._scheduleFading(e,1,0)}},{key:"crossFadeFrom",value:function(e,t,n){if(e.fadeOut(t),this.fadeIn(t),n){var r=this._clip.duration,i=e._clip.duration,a=i/r,o=r/i;e.warp(1,a,t),this.warp(o,1,t)}return this}},{key:"crossFadeTo",value:function(e,t,n){return e.crossFadeFrom(this,t,n)}},{key:"stopFading",value:function(){var e=this._weightInterpolant;return null!==e&&(this._weightInterpolant=null,this._mixer._takeBackControlInterpolant(e)),this}},{key:"setEffectiveTimeScale",value:function(e){return this.timeScale=e,this._effectiveTimeScale=this.paused?0:e,this.stopWarping()}},{key:"getEffectiveTimeScale",value:function(){return this._effectiveTimeScale}},{key:"setDuration",value:function(e){return this.timeScale=this._clip.duration/e,this.stopWarping()}},{key:"syncWith",value:function(e){return this.time=e.time,this.timeScale=e.timeScale,this.stopWarping()}},{key:"halt",value:function(e){return this.warp(this._effectiveTimeScale,0,e)}},{key:"warp",value:function(e,t,n){var r=this._mixer,i=r.time,a=this.timeScale,o=this._timeScaleInterpolant;null===o&&(o=r._lendControlInterpolant(),this._timeScaleInterpolant=o);var s=o.parameterPositions,u=o.sampleValues;return s[0]=i,s[1]=i+n,u[0]=e/a,u[1]=t/a,this}},{key:"stopWarping",value:function(){var e=this._timeScaleInterpolant;return null!==e&&(this._timeScaleInterpolant=null,this._mixer._takeBackControlInterpolant(e)),this}},{key:"getMixer",value:function(){return this._mixer}},{key:"getClip",value:function(){return this._clip}},{key:"getRoot",value:function(){return this._localRoot||this._mixer._root}},{key:"_update",value:function(e,t,n,r){if(this.enabled){var i=this._startTime;if(null!==i){var a=(e-i)*n;a<0||0===n?t=0:(this._startTime=null,t=n*a)}t*=this._updateTimeScale(e);var o=this._updateTime(t),s=this._updateWeight(e);if(s>0){var u=this._interpolants,l=this._propertyBindings;if(2501===this.blendMode)for(var c=0,h=u.length;c!==h;++c)u[c].evaluate(o),l[c].accumulateAdditive(s);else for(var d=0,f=u.length;d!==f;++d)u[d].evaluate(o),l[d].accumulate(r,s)}}else this._updateWeight(e)}},{key:"_updateWeight",value:function(e){var t=0;if(this.enabled){t=this.weight;var n=this._weightInterpolant;if(null!==n){var r=n.evaluate(e)[0];t*=r,e>n.parameterPositions[1]&&(this.stopFading(),0===r&&(this.enabled=!1))}}return this._effectiveWeight=t,t}},{key:"_updateTimeScale",value:function(e){var t=0;if(!this.paused){t=this.timeScale;var n=this._timeScaleInterpolant;if(null!==n)t*=n.evaluate(e)[0],e>n.parameterPositions[1]&&(this.stopWarping(),0===t?this.paused=!0:this.timeScale=t)}return this._effectiveTimeScale=t,t}},{key:"_updateTime",value:function(e){var t=this._clip.duration,n=this.loop,r=this.time+e,i=this._loopCount,a=2202===n;if(0===e)return-1===i||!a||1&~i?r:t-r;if(n===lc){-1===i&&(this._loopCount=0,this._setEndings(!0,!0,!1));e:{if(r>=t)r=t;else{if(!(r<0)){this.time=r;break e}r=0}this.clampWhenFinished?this.paused=!0:this.enabled=!1,this.time=r,this._mixer.dispatchEvent({type:"finished",action:this,direction:e<0?-1:1})}}else{if(-1===i&&(e>=0?(i=0,this._setEndings(!0,0===this.repetitions,a)):this._setEndings(0===this.repetitions,!0,a)),r>=t||r<0){var o=Math.floor(r/t);r-=t*o,i+=Math.abs(o);var s=this.repetitions-i;if(s<=0)this.clampWhenFinished?this.paused=!0:this.enabled=!1,r=e>0?t:0,this.time=r,this._mixer.dispatchEvent({type:"finished",action:this,direction:e>0?1:-1});else{if(1===s){var u=e<0;this._setEndings(u,!u,a)}else this._setEndings(!1,!1,a);this._loopCount=i,this.time=r,this._mixer.dispatchEvent({type:"loop",action:this,loopDelta:o})}}else this.time=r;if(a&&!(1&~i))return t-r}return r}},{key:"_setEndings",value:function(e,t,n){var r=this._interpolantSettings;n?(r.endingStart=vc,r.endingEnd=vc):(r.endingStart=e?this.zeroSlopeAtStart?vc:pc:mc,r.endingEnd=t?this.zeroSlopeAtEnd?vc:pc:mc)}},{key:"_scheduleFading",value:function(e,t,n){var r=this._mixer,i=r.time,a=this._weightInterpolant;null===a&&(a=r._lendControlInterpolant(),this._weightInterpolant=a);var o=a.parameterPositions,s=a.sampleValues;return o[0]=i,s[0]=t,o[1]=i+e,s[1]=n,this}}])}(),$v=new Float32Array(1),em=function(e){function t(e){var n;return A(this,t),(n=y(this,t))._root=e,n._initMemoryManager(),n._accuIndex=0,n.time=0,n.timeScale=1,n}return x(t,e),T(t,[{key:"_bindAction",value:function(e,t){var n=e._localRoot||this._root,r=e._clip.tracks,i=r.length,a=e._propertyBindings,o=e._interpolants,s=n.uuid,u=this._bindingsByRootAndName,l=u[s];void 0===l&&(l={},u[s]=l);for(var c=0;c!==i;++c){var h=r[c],d=h.name,f=l[d];if(void 0!==f)++f.referenceCount,a[c]=f;else{if(void 0!==(f=a[c])){null===f._cacheIndex&&(++f.referenceCount,this._addInactiveBinding(f,s,d));continue}var p=t&&t._propertyBindings[c].binding.parsedPath;++(f=new Wv(Zv.create(n,d,p),h.ValueTypeName,h.getValueSize())).referenceCount,this._addInactiveBinding(f,s,d),a[c]=f}o[c].resultBuffer=f.buffer}}},{key:"_activateAction",value:function(e){if(!this._isActiveAction(e)){if(null===e._cacheIndex){var t=(e._localRoot||this._root).uuid,n=e._clip.uuid,r=this._actionsByClip[n];this._bindAction(e,r&&r.knownActions[0]),this._addInactiveAction(e,n,t)}for(var i=e._propertyBindings,a=0,o=i.length;a!==o;++a){var s=i[a];0===s.useCount++&&(this._lendBinding(s),s.saveOriginalState())}this._lendAction(e)}}},{key:"_deactivateAction",value:function(e){if(this._isActiveAction(e)){for(var t=e._propertyBindings,n=0,r=t.length;n!==r;++n){var i=t[n];0===--i.useCount&&(i.restoreOriginalState(),this._takeBackBinding(i))}this._takeBackAction(e)}}},{key:"_initMemoryManager",value:function(){this._actions=[],this._nActiveActions=0,this._actionsByClip={},this._bindings=[],this._nActiveBindings=0,this._bindingsByRootAndName={},this._controlInterpolants=[],this._nActiveControlInterpolants=0;var e=this;this.stats={actions:{get total(){return e._actions.length},get inUse(){return e._nActiveActions}},bindings:{get total(){return e._bindings.length},get inUse(){return e._nActiveBindings}},controlInterpolants:{get total(){return e._controlInterpolants.length},get inUse(){return e._nActiveControlInterpolants}}}}},{key:"_isActiveAction",value:function(e){var t=e._cacheIndex;return null!==t&&t<this._nActiveActions}},{key:"_addInactiveAction",value:function(e,t,n){var r=this._actions,i=this._actionsByClip,a=i[t];if(void 0===a)a={knownActions:[e],actionByRoot:{}},e._byClipCacheIndex=0,i[t]=a;else{var o=a.knownActions;e._byClipCacheIndex=o.length,o.push(e)}e._cacheIndex=r.length,r.push(e),a.actionByRoot[n]=e}},{key:"_removeInactiveAction",value:function(e){var t=this._actions,n=t[t.length-1],r=e._cacheIndex;n._cacheIndex=r,t[r]=n,t.pop(),e._cacheIndex=null;var i=e._clip.uuid,a=this._actionsByClip,o=a[i],s=o.knownActions,u=s[s.length-1],l=e._byClipCacheIndex;u._byClipCacheIndex=l,s[l]=u,s.pop(),e._byClipCacheIndex=null,delete o.actionByRoot[(e._localRoot||this._root).uuid],0===s.length&&delete a[i],this._removeInactiveBindingsForAction(e)}},{key:"_removeInactiveBindingsForAction",value:function(e){for(var t=e._propertyBindings,n=0,r=t.length;n!==r;++n){var i=t[n];0===--i.referenceCount&&this._removeInactiveBinding(i)}}},{key:"_lendAction",value:function(e){var t=this._actions,n=e._cacheIndex,r=this._nActiveActions++,i=t[r];e._cacheIndex=r,t[r]=e,i._cacheIndex=n,t[n]=i}},{key:"_takeBackAction",value:function(e){var t=this._actions,n=e._cacheIndex,r=--this._nActiveActions,i=t[r];e._cacheIndex=r,t[r]=e,i._cacheIndex=n,t[n]=i}},{key:"_addInactiveBinding",value:function(e,t,n){var r=this._bindingsByRootAndName,i=this._bindings,a=r[t];void 0===a&&(a={},r[t]=a),a[n]=e,e._cacheIndex=i.length,i.push(e)}},{key:"_removeInactiveBinding",value:function(e){var t=this._bindings,n=e.binding,r=n.rootNode.uuid,i=n.path,a=this._bindingsByRootAndName,o=a[r],s=t[t.length-1],u=e._cacheIndex;s._cacheIndex=u,t[u]=s,t.pop(),delete o[i],0===Object.keys(o).length&&delete a[r]}},{key:"_lendBinding",value:function(e){var t=this._bindings,n=e._cacheIndex,r=this._nActiveBindings++,i=t[r];e._cacheIndex=r,t[r]=e,i._cacheIndex=n,t[n]=i}},{key:"_takeBackBinding",value:function(e){var t=this._bindings,n=e._cacheIndex,r=--this._nActiveBindings,i=t[r];e._cacheIndex=r,t[r]=e,i._cacheIndex=n,t[n]=i}},{key:"_lendControlInterpolant",value:function(){var e=this._controlInterpolants,t=this._nActiveControlInterpolants++,n=e[t];return void 0===n&&((n=new tv(new Float32Array(2),new Float32Array(2),1,$v)).__cacheIndex=t,e[t]=n),n}},{key:"_takeBackControlInterpolant",value:function(e){var t=this._controlInterpolants,n=e.__cacheIndex,r=--this._nActiveControlInterpolants,i=t[r];e.__cacheIndex=r,t[r]=e,i.__cacheIndex=n,t[n]=i}},{key:"clipAction",value:function(e,t,n){var r=t||this._root,i=r.uuid,a="string"==typeof e?hv.findByName(r,e):e,o=null!==a?a.uuid:e,s=this._actionsByClip[o],u=null;if(void 0===n&&(n=null!==a?a.blendMode:gc),void 0!==s){var l=s.actionByRoot[i];if(void 0!==l&&l.blendMode===n)return l;u=s.knownActions[0],null===a&&(a=u._clip)}if(null===a)return null;var c=new Jv(this,a,t,n);return this._bindAction(c,u),this._addInactiveAction(c,o,i),c}},{key:"existingAction",value:function(e,t){var n=t||this._root,r=n.uuid,i="string"==typeof e?hv.findByName(n,e):e,a=i?i.uuid:e,o=this._actionsByClip[a];return void 0!==o&&o.actionByRoot[r]||null}},{key:"stopAllAction",value:function(){for(var e=this._actions,t=this._nActiveActions-1;t>=0;--t)e[t].stop();return this}},{key:"update",value:function(e){e*=this.timeScale;for(var t=this._actions,n=this._nActiveActions,r=this.time+=e,i=Math.sign(e),a=this._accuIndex^=1,o=0;o!==n;++o){t[o]._update(r,e,i,a)}for(var s=this._bindings,u=this._nActiveBindings,l=0;l!==u;++l)s[l].apply(a);return this}},{key:"setTime",value:function(e){this.time=0;for(var t=0;t<this._actions.length;t++)this._actions[t].time=0;return this.update(e)}},{key:"getRoot",value:function(){return this._root}},{key:"uncacheClip",value:function(e){var t=this._actions,n=e.uuid,r=this._actionsByClip,i=r[n];if(void 0!==i){for(var a=i.knownActions,o=0,s=a.length;o!==s;++o){var u=a[o];this._deactivateAction(u);var l=u._cacheIndex,c=t[t.length-1];u._cacheIndex=null,u._byClipCacheIndex=null,c._cacheIndex=l,t[l]=c,t.pop(),this._removeInactiveBindingsForAction(u)}delete r[n]}}},{key:"uncacheRoot",value:function(e){var t=e.uuid,n=this._actionsByClip;for(var r in n){var i=n[r].actionByRoot[t];void 0!==i&&(this._deactivateAction(i),this._removeInactiveAction(i))}var a=this._bindingsByRootAndName[t];if(void 0!==a)for(var o in a){var s=a[o];s.restoreOriginalState(),this._removeInactiveBinding(s)}}},{key:"uncacheAction",value:function(e,t){var n=this.existingAction(e,t);null!==n&&(this._deactivateAction(n),this._removeInactiveAction(n))}}])}(kc),tm=function(e){function t(e,n){var r,i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1;return A(this,t),(r=y(this,t,[e,n])).isInstancedInterleavedBuffer=!0,r.meshPerAttribute=i,r}return x(t,e),T(t,[{key:"copy",value:function(e){return n(t,"copy",this,3)([e]),this.meshPerAttribute=e.meshPerAttribute,this}},{key:"clone",value:function(e){var r=n(t,"clone",this,3)([e]);return r.meshPerAttribute=this.meshPerAttribute,r}},{key:"toJSON",value:function(e){var r=n(t,"toJSON",this,3)([e]);return r.isInstancedInterleavedBuffer=!0,r.meshPerAttribute=this.meshPerAttribute,r}}])}(Bf),nm=function(){return T(function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1,n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0;return A(this,e),this.radius=t,this.phi=n,this.theta=r,this},[{key:"set",value:function(e,t,n){return this.radius=e,this.phi=t,this.theta=n,this}},{key:"copy",value:function(e){return this.radius=e.radius,this.phi=e.phi,this.theta=e.theta,this}},{key:"makeSafe",value:function(){var e=1e-6;return this.phi=Dc(this.phi,e,Math.PI-e),this}},{key:"setFromVector3",value:function(e){return this.setFromCartesianCoords(e.x,e.y,e.z)}},{key:"setFromCartesianCoords",value:function(e,t,n){return this.radius=Math.sqrt(e*e+t*t+n*n),0===this.radius?(this.theta=0,this.phi=0):(this.theta=Math.atan2(e,n),this.phi=Math.acos(Dc(t/this.radius,-1,1))),this}},{key:"clone",value:function(){return(new this.constructor).copy(this)}}])}(),rm=function(){return T(function e(t,n,r,i){A(this,e),e.prototype.isMatrix2=!0,this.elements=[1,0,0,1],void 0!==t&&this.set(t,n,r,i)},[{key:"identity",value:function(){return this.set(1,0,0,1),this}},{key:"fromArray",value:function(e){for(var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,n=0;n<4;n++)this.elements[n]=e[n+t];return this}},{key:"set",value:function(e,t,n,r){var i=this.elements;return i[0]=e,i[2]=t,i[1]=n,i[3]=r,this}}])}();function im(e,t,n,r){var i=function(e){switch(e){case dl:case fl:return{byteLength:1,components:1};case vl:case pl:case _l:return{byteLength:2,components:1};case bl:case xl:return{byteLength:2,components:4};case gl:case ml:case yl:return{byteLength:4,components:1};case Al:return{byteLength:4,components:3}}throw new Error("Unknown texture type ".concat(e,"."))}(r);switch(n){case 1021:case 1024:return e*t;case 1025:return e*t*2;case El:case Cl:return e*t/i.components*i.byteLength;case kl:case Rl:return e*t*2/i.components*i.byteLength;case 1022:return e*t*3/i.components*i.byteLength;case wl:case Il:return e*t*4/i.components*i.byteLength;case Nl:case Pl:return Math.floor((e+3)/4)*Math.floor((t+3)/4)*8;case Ll:case Dl:return Math.floor((e+3)/4)*Math.floor((t+3)/4)*16;case Fl:case Ul:return Math.max(e,16)*Math.max(t,8)/4;case Ol:case Bl:return Math.max(e,8)*Math.max(t,8)/2;case zl:case Vl:return Math.floor((e+3)/4)*Math.floor((t+3)/4)*8;case Hl:case Wl:return Math.floor((e+3)/4)*Math.floor((t+3)/4)*16;case Gl:return Math.floor((e+4)/5)*Math.floor((t+3)/4)*16;case jl:return Math.floor((e+4)/5)*Math.floor((t+4)/5)*16;case Ql:return Math.floor((e+5)/6)*Math.floor((t+4)/5)*16;case ql:return Math.floor((e+5)/6)*Math.floor((t+5)/6)*16;case Xl:return Math.floor((e+7)/8)*Math.floor((t+4)/5)*16;case Yl:return Math.floor((e+7)/8)*Math.floor((t+5)/6)*16;case Kl:return Math.floor((e+7)/8)*Math.floor((t+7)/8)*16;case Zl:return Math.floor((e+9)/10)*Math.floor((t+4)/5)*16;case Jl:return Math.floor((e+9)/10)*Math.floor((t+5)/6)*16;case $l:return Math.floor((e+9)/10)*Math.floor((t+7)/8)*16;case ec:return Math.floor((e+9)/10)*Math.floor((t+9)/10)*16;case tc:return Math.floor((e+11)/12)*Math.floor((t+9)/10)*16;case nc:return Math.floor((e+11)/12)*Math.floor((t+11)/12)*16;case rc:case ic:case ac:return Math.ceil(e/4)*Math.ceil(t/4)*16;case 36283:case oc:return Math.ceil(e/4)*Math.ceil(t/4)*8;case sc:case uc:return Math.ceil(e/4)*Math.ceil(t/4)*16}throw new Error("Unable to determine texture byte length for ".concat(n," format."))}
/**
			 * @license
			 * Copyright 2010-2025 Three.js Authors
			 * SPDX-License-Identifier: MIT
			 */
function am(){var e=null,t=!1,n=null,r=null;function i(t,a){n(t,a),r=e.requestAnimationFrame(i)}return{start:function(){!0!==t&&null!==n&&(r=e.requestAnimationFrame(i),t=!0)},stop:function(){e.cancelAnimationFrame(r),t=!1},setAnimationLoop:function(e){n=e},setContext:function(t){e=t}}}function om(e){var t=new WeakMap;return{get:function(e){return e.isInterleavedBufferAttribute&&(e=e.data),t.get(e)},remove:function(n){n.isInterleavedBufferAttribute&&(n=n.data);var r=t.get(n);r&&(e.deleteBuffer(r.buffer),t.delete(n))},update:function(n,r){if(n.isInterleavedBufferAttribute&&(n=n.data),n.isGLBufferAttribute){var i=t.get(n);(!i||i.version<n.version)&&t.set(n,{buffer:n.buffer,type:n.type,bytesPerElement:n.elementSize,version:n.version})}else{var a=t.get(n);if(void 0===a)t.set(n,function(t,n){var r,i=t.array,a=t.usage,o=i.byteLength,s=e.createBuffer();if(e.bindBuffer(n,s),e.bufferData(n,i,a),t.onUploadCallback(),i instanceof Float32Array)r=e.FLOAT;else if(i instanceof Uint16Array)r=t.isFloat16BufferAttribute?e.HALF_FLOAT:e.UNSIGNED_SHORT;else if(i instanceof Int16Array)r=e.SHORT;else if(i instanceof Uint32Array)r=e.UNSIGNED_INT;else if(i instanceof Int32Array)r=e.INT;else if(i instanceof Int8Array)r=e.BYTE;else if(i instanceof Uint8Array)r=e.UNSIGNED_BYTE;else{if(!(i instanceof Uint8ClampedArray))throw new Error("THREE.WebGLAttributes: Unsupported buffer data format: "+i);r=e.UNSIGNED_BYTE}return{buffer:s,type:r,bytesPerElement:i.BYTES_PER_ELEMENT,version:t.version,size:o}}(n,r));else if(a.version<n.version){if(a.size!==n.array.byteLength)throw new Error("THREE.WebGLAttributes: The size of the buffer attribute's array buffer does not match the original size. Resizing buffer attributes is not supported.");!function(t,n,r){var i=n.array,a=n.updateRanges;if(e.bindBuffer(r,t),0===a.length)e.bufferSubData(r,0,i);else{a.sort(function(e,t){return e.start-t.start});for(var o=0,s=1;s<a.length;s++){var u=a[o],l=a[s];l.start<=u.start+u.count+1?u.count=Math.max(u.count,l.start+l.count-u.start):a[++o]=l}a.length=o+1;for(var c=0,h=a.length;c<h;c++){var d=a[c];e.bufferSubData(r,d.start*i.BYTES_PER_ELEMENT,i,d.start,d.count)}n.clearUpdateRanges()}n.onUploadCallback()}(a.buffer,n,r),a.version=n.version}}}}}"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("register",{detail:{revision:Wu}})),"undefined"!=typeof window&&(window.__THREE__?console.warn("WARNING: Multiple instances of Three.js being imported."):window.__THREE__=Wu);var sm={alphahash_fragment:"#ifdef USE_ALPHAHASH\n\tif ( diffuseColor.a < getAlphaHashThreshold( vPosition ) ) discard;\n#endif",alphahash_pars_fragment:"#ifdef USE_ALPHAHASH\n\tconst float ALPHA_HASH_SCALE = 0.05;\n\tfloat hash2D( vec2 value ) {\n\t\treturn fract( 1.0e4 * sin( 17.0 * value.x + 0.1 * value.y ) * ( 0.1 + abs( sin( 13.0 * value.y + value.x ) ) ) );\n\t}\n\tfloat hash3D( vec3 value ) {\n\t\treturn hash2D( vec2( hash2D( value.xy ), value.z ) );\n\t}\n\tfloat getAlphaHashThreshold( vec3 position ) {\n\t\tfloat maxDeriv = max(\n\t\t\tlength( dFdx( position.xyz ) ),\n\t\t\tlength( dFdy( position.xyz ) )\n\t\t);\n\t\tfloat pixScale = 1.0 / ( ALPHA_HASH_SCALE * maxDeriv );\n\t\tvec2 pixScales = vec2(\n\t\t\texp2( floor( log2( pixScale ) ) ),\n\t\t\texp2( ceil( log2( pixScale ) ) )\n\t\t);\n\t\tvec2 alpha = vec2(\n\t\t\thash3D( floor( pixScales.x * position.xyz ) ),\n\t\t\thash3D( floor( pixScales.y * position.xyz ) )\n\t\t);\n\t\tfloat lerpFactor = fract( log2( pixScale ) );\n\t\tfloat x = ( 1.0 - lerpFactor ) * alpha.x + lerpFactor * alpha.y;\n\t\tfloat a = min( lerpFactor, 1.0 - lerpFactor );\n\t\tvec3 cases = vec3(\n\t\t\tx * x / ( 2.0 * a * ( 1.0 - a ) ),\n\t\t\t( x - 0.5 * a ) / ( 1.0 - a ),\n\t\t\t1.0 - ( ( 1.0 - x ) * ( 1.0 - x ) / ( 2.0 * a * ( 1.0 - a ) ) )\n\t\t);\n\t\tfloat threshold = ( x < ( 1.0 - a ) )\n\t\t\t? ( ( x < a ) ? cases.x : cases.y )\n\t\t\t: cases.z;\n\t\treturn clamp( threshold , 1.0e-6, 1.0 );\n\t}\n#endif",alphamap_fragment:"#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, vAlphaMapUv ).g;\n#endif",alphamap_pars_fragment:"#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",alphatest_fragment:"#ifdef USE_ALPHATEST\n\t#ifdef ALPHA_TO_COVERAGE\n\tdiffuseColor.a = smoothstep( alphaTest, alphaTest + fwidth( diffuseColor.a ), diffuseColor.a );\n\tif ( diffuseColor.a == 0.0 ) discard;\n\t#else\n\tif ( diffuseColor.a < alphaTest ) discard;\n\t#endif\n#endif",alphatest_pars_fragment:"#ifdef USE_ALPHATEST\n\tuniform float alphaTest;\n#endif",aomap_fragment:"#ifdef USE_AOMAP\n\tfloat ambientOcclusion = ( texture2D( aoMap, vAoMapUv ).r - 1.0 ) * aoMapIntensity + 1.0;\n\treflectedLight.indirectDiffuse *= ambientOcclusion;\n\t#if defined( USE_CLEARCOAT ) \n\t\tclearcoatSpecularIndirect *= ambientOcclusion;\n\t#endif\n\t#if defined( USE_SHEEN ) \n\t\tsheenSpecularIndirect *= ambientOcclusion;\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( STANDARD )\n\t\tfloat dotNV = saturate( dot( geometryNormal, geometryViewDir ) );\n\t\treflectedLight.indirectSpecular *= computeSpecularOcclusion( dotNV, ambientOcclusion, material.roughness );\n\t#endif\n#endif",aomap_pars_fragment:"#ifdef USE_AOMAP\n\tuniform sampler2D aoMap;\n\tuniform float aoMapIntensity;\n#endif",batching_pars_vertex:"#ifdef USE_BATCHING\n\t#if ! defined( GL_ANGLE_multi_draw )\n\t#define gl_DrawID _gl_DrawID\n\tuniform int _gl_DrawID;\n\t#endif\n\tuniform highp sampler2D batchingTexture;\n\tuniform highp usampler2D batchingIdTexture;\n\tmat4 getBatchingMatrix( const in float i ) {\n\t\tint size = textureSize( batchingTexture, 0 ).x;\n\t\tint j = int( i ) * 4;\n\t\tint x = j % size;\n\t\tint y = j / size;\n\t\tvec4 v1 = texelFetch( batchingTexture, ivec2( x, y ), 0 );\n\t\tvec4 v2 = texelFetch( batchingTexture, ivec2( x + 1, y ), 0 );\n\t\tvec4 v3 = texelFetch( batchingTexture, ivec2( x + 2, y ), 0 );\n\t\tvec4 v4 = texelFetch( batchingTexture, ivec2( x + 3, y ), 0 );\n\t\treturn mat4( v1, v2, v3, v4 );\n\t}\n\tfloat getIndirectIndex( const in int i ) {\n\t\tint size = textureSize( batchingIdTexture, 0 ).x;\n\t\tint x = i % size;\n\t\tint y = i / size;\n\t\treturn float( texelFetch( batchingIdTexture, ivec2( x, y ), 0 ).r );\n\t}\n#endif\n#ifdef USE_BATCHING_COLOR\n\tuniform sampler2D batchingColorTexture;\n\tvec3 getBatchingColor( const in float i ) {\n\t\tint size = textureSize( batchingColorTexture, 0 ).x;\n\t\tint j = int( i );\n\t\tint x = j % size;\n\t\tint y = j / size;\n\t\treturn texelFetch( batchingColorTexture, ivec2( x, y ), 0 ).rgb;\n\t}\n#endif",batching_vertex:"#ifdef USE_BATCHING\n\tmat4 batchingMatrix = getBatchingMatrix( getIndirectIndex( gl_DrawID ) );\n#endif",begin_vertex:"vec3 transformed = vec3( position );\n#ifdef USE_ALPHAHASH\n\tvPosition = vec3( position );\n#endif",beginnormal_vertex:"vec3 objectNormal = vec3( normal );\n#ifdef USE_TANGENT\n\tvec3 objectTangent = vec3( tangent.xyz );\n#endif",bsdfs:"float G_BlinnPhong_Implicit( ) {\n\treturn 0.25;\n}\nfloat D_BlinnPhong( const in float shininess, const in float dotNH ) {\n\treturn RECIPROCAL_PI * ( shininess * 0.5 + 1.0 ) * pow( dotNH, shininess );\n}\nvec3 BRDF_BlinnPhong( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float shininess ) {\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\tvec3 F = F_Schlick( specularColor, 1.0, dotVH );\n\tfloat G = G_BlinnPhong_Implicit( );\n\tfloat D = D_BlinnPhong( shininess, dotNH );\n\treturn F * ( G * D );\n} // validated",iridescence_fragment:"#ifdef USE_IRIDESCENCE\n\tconst mat3 XYZ_TO_REC709 = mat3(\n\t\t 3.2404542, -0.9692660,  0.0556434,\n\t\t-1.5371385,  1.8760108, -0.2040259,\n\t\t-0.4985314,  0.0415560,  1.0572252\n\t);\n\tvec3 Fresnel0ToIor( vec3 fresnel0 ) {\n\t\tvec3 sqrtF0 = sqrt( fresnel0 );\n\t\treturn ( vec3( 1.0 ) + sqrtF0 ) / ( vec3( 1.0 ) - sqrtF0 );\n\t}\n\tvec3 IorToFresnel0( vec3 transmittedIor, float incidentIor ) {\n\t\treturn pow2( ( transmittedIor - vec3( incidentIor ) ) / ( transmittedIor + vec3( incidentIor ) ) );\n\t}\n\tfloat IorToFresnel0( float transmittedIor, float incidentIor ) {\n\t\treturn pow2( ( transmittedIor - incidentIor ) / ( transmittedIor + incidentIor ));\n\t}\n\tvec3 evalSensitivity( float OPD, vec3 shift ) {\n\t\tfloat phase = 2.0 * PI * OPD * 1.0e-9;\n\t\tvec3 val = vec3( 5.4856e-13, 4.4201e-13, 5.2481e-13 );\n\t\tvec3 pos = vec3( 1.6810e+06, 1.7953e+06, 2.2084e+06 );\n\t\tvec3 var = vec3( 4.3278e+09, 9.3046e+09, 6.6121e+09 );\n\t\tvec3 xyz = val * sqrt( 2.0 * PI * var ) * cos( pos * phase + shift ) * exp( - pow2( phase ) * var );\n\t\txyz.x += 9.7470e-14 * sqrt( 2.0 * PI * 4.5282e+09 ) * cos( 2.2399e+06 * phase + shift[ 0 ] ) * exp( - 4.5282e+09 * pow2( phase ) );\n\t\txyz /= 1.0685e-7;\n\t\tvec3 rgb = XYZ_TO_REC709 * xyz;\n\t\treturn rgb;\n\t}\n\tvec3 evalIridescence( float outsideIOR, float eta2, float cosTheta1, float thinFilmThickness, vec3 baseF0 ) {\n\t\tvec3 I;\n\t\tfloat iridescenceIOR = mix( outsideIOR, eta2, smoothstep( 0.0, 0.03, thinFilmThickness ) );\n\t\tfloat sinTheta2Sq = pow2( outsideIOR / iridescenceIOR ) * ( 1.0 - pow2( cosTheta1 ) );\n\t\tfloat cosTheta2Sq = 1.0 - sinTheta2Sq;\n\t\tif ( cosTheta2Sq < 0.0 ) {\n\t\t\treturn vec3( 1.0 );\n\t\t}\n\t\tfloat cosTheta2 = sqrt( cosTheta2Sq );\n\t\tfloat R0 = IorToFresnel0( iridescenceIOR, outsideIOR );\n\t\tfloat R12 = F_Schlick( R0, 1.0, cosTheta1 );\n\t\tfloat T121 = 1.0 - R12;\n\t\tfloat phi12 = 0.0;\n\t\tif ( iridescenceIOR < outsideIOR ) phi12 = PI;\n\t\tfloat phi21 = PI - phi12;\n\t\tvec3 baseIOR = Fresnel0ToIor( clamp( baseF0, 0.0, 0.9999 ) );\t\tvec3 R1 = IorToFresnel0( baseIOR, iridescenceIOR );\n\t\tvec3 R23 = F_Schlick( R1, 1.0, cosTheta2 );\n\t\tvec3 phi23 = vec3( 0.0 );\n\t\tif ( baseIOR[ 0 ] < iridescenceIOR ) phi23[ 0 ] = PI;\n\t\tif ( baseIOR[ 1 ] < iridescenceIOR ) phi23[ 1 ] = PI;\n\t\tif ( baseIOR[ 2 ] < iridescenceIOR ) phi23[ 2 ] = PI;\n\t\tfloat OPD = 2.0 * iridescenceIOR * thinFilmThickness * cosTheta2;\n\t\tvec3 phi = vec3( phi21 ) + phi23;\n\t\tvec3 R123 = clamp( R12 * R23, 1e-5, 0.9999 );\n\t\tvec3 r123 = sqrt( R123 );\n\t\tvec3 Rs = pow2( T121 ) * R23 / ( vec3( 1.0 ) - R123 );\n\t\tvec3 C0 = R12 + Rs;\n\t\tI = C0;\n\t\tvec3 Cm = Rs - T121;\n\t\tfor ( int m = 1; m <= 2; ++ m ) {\n\t\t\tCm *= r123;\n\t\t\tvec3 Sm = 2.0 * evalSensitivity( float( m ) * OPD, float( m ) * phi );\n\t\t\tI += Cm * Sm;\n\t\t}\n\t\treturn max( I, vec3( 0.0 ) );\n\t}\n#endif",bumpmap_pars_fragment:"#ifdef USE_BUMPMAP\n\tuniform sampler2D bumpMap;\n\tuniform float bumpScale;\n\tvec2 dHdxy_fwd() {\n\t\tvec2 dSTdx = dFdx( vBumpMapUv );\n\t\tvec2 dSTdy = dFdy( vBumpMapUv );\n\t\tfloat Hll = bumpScale * texture2D( bumpMap, vBumpMapUv ).x;\n\t\tfloat dBx = bumpScale * texture2D( bumpMap, vBumpMapUv + dSTdx ).x - Hll;\n\t\tfloat dBy = bumpScale * texture2D( bumpMap, vBumpMapUv + dSTdy ).x - Hll;\n\t\treturn vec2( dBx, dBy );\n\t}\n\tvec3 perturbNormalArb( vec3 surf_pos, vec3 surf_norm, vec2 dHdxy, float faceDirection ) {\n\t\tvec3 vSigmaX = normalize( dFdx( surf_pos.xyz ) );\n\t\tvec3 vSigmaY = normalize( dFdy( surf_pos.xyz ) );\n\t\tvec3 vN = surf_norm;\n\t\tvec3 R1 = cross( vSigmaY, vN );\n\t\tvec3 R2 = cross( vN, vSigmaX );\n\t\tfloat fDet = dot( vSigmaX, R1 ) * faceDirection;\n\t\tvec3 vGrad = sign( fDet ) * ( dHdxy.x * R1 + dHdxy.y * R2 );\n\t\treturn normalize( abs( fDet ) * surf_norm - vGrad );\n\t}\n#endif",clipping_planes_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvec4 plane;\n\t#ifdef ALPHA_TO_COVERAGE\n\t\tfloat distanceToPlane, distanceGradient;\n\t\tfloat clipOpacity = 1.0;\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tdistanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;\n\t\t\tdistanceGradient = fwidth( distanceToPlane ) / 2.0;\n\t\t\tclipOpacity *= smoothstep( - distanceGradient, distanceGradient, distanceToPlane );\n\t\t\tif ( clipOpacity == 0.0 ) discard;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\t\tfloat unionClipOpacity = 1.0;\n\t\t\t#pragma unroll_loop_start\n\t\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\t\tplane = clippingPlanes[ i ];\n\t\t\t\tdistanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;\n\t\t\t\tdistanceGradient = fwidth( distanceToPlane ) / 2.0;\n\t\t\t\tunionClipOpacity *= 1.0 - smoothstep( - distanceGradient, distanceGradient, distanceToPlane );\n\t\t\t}\n\t\t\t#pragma unroll_loop_end\n\t\t\tclipOpacity *= 1.0 - unionClipOpacity;\n\t\t#endif\n\t\tdiffuseColor.a *= clipOpacity;\n\t\tif ( diffuseColor.a == 0.0 ) discard;\n\t#else\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tif ( dot( vClipPosition, plane.xyz ) > plane.w ) discard;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\t\tbool clipped = true;\n\t\t\t#pragma unroll_loop_start\n\t\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\t\tplane = clippingPlanes[ i ];\n\t\t\t\tclipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped;\n\t\t\t}\n\t\t\t#pragma unroll_loop_end\n\t\t\tif ( clipped ) discard;\n\t\t#endif\n\t#endif\n#endif",clipping_planes_pars_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n\tuniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif",clipping_planes_pars_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n#endif",clipping_planes_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvClipPosition = - mvPosition.xyz;\n#endif",color_fragment:"#if defined( USE_COLOR_ALPHA )\n\tdiffuseColor *= vColor;\n#elif defined( USE_COLOR )\n\tdiffuseColor.rgb *= vColor;\n#endif",color_pars_fragment:"#if defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#elif defined( USE_COLOR )\n\tvarying vec3 vColor;\n#endif",color_pars_vertex:"#if defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )\n\tvarying vec3 vColor;\n#endif",color_vertex:"#if defined( USE_COLOR_ALPHA )\n\tvColor = vec4( 1.0 );\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )\n\tvColor = vec3( 1.0 );\n#endif\n#ifdef USE_COLOR\n\tvColor *= color;\n#endif\n#ifdef USE_INSTANCING_COLOR\n\tvColor.xyz *= instanceColor.xyz;\n#endif\n#ifdef USE_BATCHING_COLOR\n\tvec3 batchingColor = getBatchingColor( getIndirectIndex( gl_DrawID ) );\n\tvColor.xyz *= batchingColor.xyz;\n#endif",common:"#define PI 3.141592653589793\n#define PI2 6.283185307179586\n#define PI_HALF 1.5707963267948966\n#define RECIPROCAL_PI 0.3183098861837907\n#define RECIPROCAL_PI2 0.15915494309189535\n#define EPSILON 1e-6\n#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\n#define whiteComplement( a ) ( 1.0 - saturate( a ) )\nfloat pow2( const in float x ) { return x*x; }\nvec3 pow2( const in vec3 x ) { return x*x; }\nfloat pow3( const in float x ) { return x*x*x; }\nfloat pow4( const in float x ) { float x2 = x*x; return x2*x2; }\nfloat max3( const in vec3 v ) { return max( max( v.x, v.y ), v.z ); }\nfloat average( const in vec3 v ) { return dot( v, vec3( 0.3333333 ) ); }\nhighp float rand( const in vec2 uv ) {\n\tconst highp float a = 12.9898, b = 78.233, c = 43758.5453;\n\thighp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n\treturn fract( sin( sn ) * c );\n}\n#ifdef HIGH_PRECISION\n\tfloat precisionSafeLength( vec3 v ) { return length( v ); }\n#else\n\tfloat precisionSafeLength( vec3 v ) {\n\t\tfloat maxComponent = max3( abs( v ) );\n\t\treturn length( v / maxComponent ) * maxComponent;\n\t}\n#endif\nstruct IncidentLight {\n\tvec3 color;\n\tvec3 direction;\n\tbool visible;\n};\nstruct ReflectedLight {\n\tvec3 directDiffuse;\n\tvec3 directSpecular;\n\tvec3 indirectDiffuse;\n\tvec3 indirectSpecular;\n};\n#ifdef USE_ALPHAHASH\n\tvarying vec3 vPosition;\n#endif\nvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n}\nvec3 inverseTransformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );\n}\nmat3 transposeMat3( const in mat3 m ) {\n\tmat3 tmp;\n\ttmp[ 0 ] = vec3( m[ 0 ].x, m[ 1 ].x, m[ 2 ].x );\n\ttmp[ 1 ] = vec3( m[ 0 ].y, m[ 1 ].y, m[ 2 ].y );\n\ttmp[ 2 ] = vec3( m[ 0 ].z, m[ 1 ].z, m[ 2 ].z );\n\treturn tmp;\n}\nbool isPerspectiveMatrix( mat4 m ) {\n\treturn m[ 2 ][ 3 ] == - 1.0;\n}\nvec2 equirectUv( in vec3 dir ) {\n\tfloat u = atan( dir.z, dir.x ) * RECIPROCAL_PI2 + 0.5;\n\tfloat v = asin( clamp( dir.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\treturn vec2( u, v );\n}\nvec3 BRDF_Lambert( const in vec3 diffuseColor ) {\n\treturn RECIPROCAL_PI * diffuseColor;\n}\nvec3 F_Schlick( const in vec3 f0, const in float f90, const in float dotVH ) {\n\tfloat fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n}\nfloat F_Schlick( const in float f0, const in float f90, const in float dotVH ) {\n\tfloat fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n} // validated",cube_uv_reflection_fragment:"#ifdef ENVMAP_TYPE_CUBE_UV\n\t#define cubeUV_minMipLevel 4.0\n\t#define cubeUV_minTileSize 16.0\n\tfloat getFace( vec3 direction ) {\n\t\tvec3 absDirection = abs( direction );\n\t\tfloat face = - 1.0;\n\t\tif ( absDirection.x > absDirection.z ) {\n\t\t\tif ( absDirection.x > absDirection.y )\n\t\t\t\tface = direction.x > 0.0 ? 0.0 : 3.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t} else {\n\t\t\tif ( absDirection.z > absDirection.y )\n\t\t\t\tface = direction.z > 0.0 ? 2.0 : 5.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t}\n\t\treturn face;\n\t}\n\tvec2 getUV( vec3 direction, float face ) {\n\t\tvec2 uv;\n\t\tif ( face == 0.0 ) {\n\t\t\tuv = vec2( direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 1.0 ) {\n\t\t\tuv = vec2( - direction.x, - direction.z ) / abs( direction.y );\n\t\t} else if ( face == 2.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.y ) / abs( direction.z );\n\t\t} else if ( face == 3.0 ) {\n\t\t\tuv = vec2( - direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 4.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.z ) / abs( direction.y );\n\t\t} else {\n\t\t\tuv = vec2( direction.x, direction.y ) / abs( direction.z );\n\t\t}\n\t\treturn 0.5 * ( uv + 1.0 );\n\t}\n\tvec3 bilinearCubeUV( sampler2D envMap, vec3 direction, float mipInt ) {\n\t\tfloat face = getFace( direction );\n\t\tfloat filterInt = max( cubeUV_minMipLevel - mipInt, 0.0 );\n\t\tmipInt = max( mipInt, cubeUV_minMipLevel );\n\t\tfloat faceSize = exp2( mipInt );\n\t\thighp vec2 uv = getUV( direction, face ) * ( faceSize - 2.0 ) + 1.0;\n\t\tif ( face > 2.0 ) {\n\t\t\tuv.y += faceSize;\n\t\t\tface -= 3.0;\n\t\t}\n\t\tuv.x += face * faceSize;\n\t\tuv.x += filterInt * 3.0 * cubeUV_minTileSize;\n\t\tuv.y += 4.0 * ( exp2( CUBEUV_MAX_MIP ) - faceSize );\n\t\tuv.x *= CUBEUV_TEXEL_WIDTH;\n\t\tuv.y *= CUBEUV_TEXEL_HEIGHT;\n\t\t#ifdef texture2DGradEXT\n\t\t\treturn texture2DGradEXT( envMap, uv, vec2( 0.0 ), vec2( 0.0 ) ).rgb;\n\t\t#else\n\t\t\treturn texture2D( envMap, uv ).rgb;\n\t\t#endif\n\t}\n\t#define cubeUV_r0 1.0\n\t#define cubeUV_m0 - 2.0\n\t#define cubeUV_r1 0.8\n\t#define cubeUV_m1 - 1.0\n\t#define cubeUV_r4 0.4\n\t#define cubeUV_m4 2.0\n\t#define cubeUV_r5 0.305\n\t#define cubeUV_m5 3.0\n\t#define cubeUV_r6 0.21\n\t#define cubeUV_m6 4.0\n\tfloat roughnessToMip( float roughness ) {\n\t\tfloat mip = 0.0;\n\t\tif ( roughness >= cubeUV_r1 ) {\n\t\t\tmip = ( cubeUV_r0 - roughness ) * ( cubeUV_m1 - cubeUV_m0 ) / ( cubeUV_r0 - cubeUV_r1 ) + cubeUV_m0;\n\t\t} else if ( roughness >= cubeUV_r4 ) {\n\t\t\tmip = ( cubeUV_r1 - roughness ) * ( cubeUV_m4 - cubeUV_m1 ) / ( cubeUV_r1 - cubeUV_r4 ) + cubeUV_m1;\n\t\t} else if ( roughness >= cubeUV_r5 ) {\n\t\t\tmip = ( cubeUV_r4 - roughness ) * ( cubeUV_m5 - cubeUV_m4 ) / ( cubeUV_r4 - cubeUV_r5 ) + cubeUV_m4;\n\t\t} else if ( roughness >= cubeUV_r6 ) {\n\t\t\tmip = ( cubeUV_r5 - roughness ) * ( cubeUV_m6 - cubeUV_m5 ) / ( cubeUV_r5 - cubeUV_r6 ) + cubeUV_m5;\n\t\t} else {\n\t\t\tmip = - 2.0 * log2( 1.16 * roughness );\t\t}\n\t\treturn mip;\n\t}\n\tvec4 textureCubeUV( sampler2D envMap, vec3 sampleDir, float roughness ) {\n\t\tfloat mip = clamp( roughnessToMip( roughness ), cubeUV_m0, CUBEUV_MAX_MIP );\n\t\tfloat mipF = fract( mip );\n\t\tfloat mipInt = floor( mip );\n\t\tvec3 color0 = bilinearCubeUV( envMap, sampleDir, mipInt );\n\t\tif ( mipF == 0.0 ) {\n\t\t\treturn vec4( color0, 1.0 );\n\t\t} else {\n\t\t\tvec3 color1 = bilinearCubeUV( envMap, sampleDir, mipInt + 1.0 );\n\t\t\treturn vec4( mix( color0, color1, mipF ), 1.0 );\n\t\t}\n\t}\n#endif",defaultnormal_vertex:"vec3 transformedNormal = objectNormal;\n#ifdef USE_TANGENT\n\tvec3 transformedTangent = objectTangent;\n#endif\n#ifdef USE_BATCHING\n\tmat3 bm = mat3( batchingMatrix );\n\ttransformedNormal /= vec3( dot( bm[ 0 ], bm[ 0 ] ), dot( bm[ 1 ], bm[ 1 ] ), dot( bm[ 2 ], bm[ 2 ] ) );\n\ttransformedNormal = bm * transformedNormal;\n\t#ifdef USE_TANGENT\n\t\ttransformedTangent = bm * transformedTangent;\n\t#endif\n#endif\n#ifdef USE_INSTANCING\n\tmat3 im = mat3( instanceMatrix );\n\ttransformedNormal /= vec3( dot( im[ 0 ], im[ 0 ] ), dot( im[ 1 ], im[ 1 ] ), dot( im[ 2 ], im[ 2 ] ) );\n\ttransformedNormal = im * transformedNormal;\n\t#ifdef USE_TANGENT\n\t\ttransformedTangent = im * transformedTangent;\n\t#endif\n#endif\ntransformedNormal = normalMatrix * transformedNormal;\n#ifdef FLIP_SIDED\n\ttransformedNormal = - transformedNormal;\n#endif\n#ifdef USE_TANGENT\n\ttransformedTangent = ( modelViewMatrix * vec4( transformedTangent, 0.0 ) ).xyz;\n\t#ifdef FLIP_SIDED\n\t\ttransformedTangent = - transformedTangent;\n\t#endif\n#endif",displacementmap_pars_vertex:"#ifdef USE_DISPLACEMENTMAP\n\tuniform sampler2D displacementMap;\n\tuniform float displacementScale;\n\tuniform float displacementBias;\n#endif",displacementmap_vertex:"#ifdef USE_DISPLACEMENTMAP\n\ttransformed += normalize( objectNormal ) * ( texture2D( displacementMap, vDisplacementMapUv ).x * displacementScale + displacementBias );\n#endif",emissivemap_fragment:"#ifdef USE_EMISSIVEMAP\n\tvec4 emissiveColor = texture2D( emissiveMap, vEmissiveMapUv );\n\t#ifdef DECODE_VIDEO_TEXTURE_EMISSIVE\n\t\temissiveColor = sRGBTransferEOTF( emissiveColor );\n\t#endif\n\ttotalEmissiveRadiance *= emissiveColor.rgb;\n#endif",emissivemap_pars_fragment:"#ifdef USE_EMISSIVEMAP\n\tuniform sampler2D emissiveMap;\n#endif",colorspace_fragment:"gl_FragColor = linearToOutputTexel( gl_FragColor );",colorspace_pars_fragment:"vec4 LinearTransferOETF( in vec4 value ) {\n\treturn value;\n}\nvec4 sRGBTransferEOTF( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.a );\n}\nvec4 sRGBTransferOETF( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb, vec3( 0.41666 ) ) * 1.055 - vec3( 0.055 ), value.rgb * 12.92, vec3( lessThanEqual( value.rgb, vec3( 0.0031308 ) ) ) ), value.a );\n}",envmap_fragment:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvec3 cameraToFrag;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToFrag = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToFrag = normalize( vWorldPosition - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( cameraToFrag, worldNormal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( cameraToFrag, worldNormal, refractionRatio );\n\t\t#endif\n\t#else\n\t\tvec3 reflectVec = vReflect;\n\t#endif\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 envColor = textureCube( envMap, envMapRotation * vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );\n\t#else\n\t\tvec4 envColor = vec4( 0.0 );\n\t#endif\n\t#ifdef ENVMAP_BLENDING_MULTIPLY\n\t\toutgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_MIX )\n\t\toutgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_ADD )\n\t\toutgoingLight += envColor.xyz * specularStrength * reflectivity;\n\t#endif\n#endif",envmap_common_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float envMapIntensity;\n\tuniform float flipEnvMap;\n\tuniform mat3 envMapRotation;\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tuniform samplerCube envMap;\n\t#else\n\t\tuniform sampler2D envMap;\n\t#endif\n\t\n#endif",envmap_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float reflectivity;\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\tvarying vec3 vWorldPosition;\n\t\tuniform float refractionRatio;\n\t#else\n\t\tvarying vec3 vReflect;\n\t#endif\n#endif",envmap_pars_vertex:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\t\n\t\tvarying vec3 vWorldPosition;\n\t#else\n\t\tvarying vec3 vReflect;\n\t\tuniform float refractionRatio;\n\t#endif\n#endif",envmap_physical_pars_fragment:"#ifdef USE_ENVMAP\n\tvec3 getIBLIrradiance( const in vec3 normal ) {\n\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, envMapRotation * worldNormal, 1.0 );\n\t\t\treturn PI * envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n\tvec3 getIBLRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness ) {\n\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\tvec3 reflectVec = reflect( - viewDir, normal );\n\t\t\treflectVec = normalize( mix( reflectVec, normal, roughness * roughness) );\n\t\t\treflectVec = inverseTransformDirection( reflectVec, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, envMapRotation * reflectVec, roughness );\n\t\t\treturn envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n\t#ifdef USE_ANISOTROPY\n\t\tvec3 getIBLAnisotropyRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness, const in vec3 bitangent, const in float anisotropy ) {\n\t\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\t\tvec3 bentNormal = cross( bitangent, viewDir );\n\t\t\t\tbentNormal = normalize( cross( bentNormal, bitangent ) );\n\t\t\t\tbentNormal = normalize( mix( bentNormal, normal, pow2( pow2( 1.0 - anisotropy * ( 1.0 - roughness ) ) ) ) );\n\t\t\t\treturn getIBLRadiance( viewDir, bentNormal, roughness );\n\t\t\t#else\n\t\t\t\treturn vec3( 0.0 );\n\t\t\t#endif\n\t\t}\n\t#endif\n#endif",envmap_vertex:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvWorldPosition = worldPosition.xyz;\n\t#else\n\t\tvec3 cameraToVertex;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToVertex = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToVertex = normalize( worldPosition.xyz - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvReflect = reflect( cameraToVertex, worldNormal );\n\t\t#else\n\t\t\tvReflect = refract( cameraToVertex, worldNormal, refractionRatio );\n\t\t#endif\n\t#endif\n#endif",fog_vertex:"#ifdef USE_FOG\n\tvFogDepth = - mvPosition.z;\n#endif",fog_pars_vertex:"#ifdef USE_FOG\n\tvarying float vFogDepth;\n#endif",fog_fragment:"#ifdef USE_FOG\n\t#ifdef FOG_EXP2\n\t\tfloat fogFactor = 1.0 - exp( - fogDensity * fogDensity * vFogDepth * vFogDepth );\n\t#else\n\t\tfloat fogFactor = smoothstep( fogNear, fogFar, vFogDepth );\n\t#endif\n\tgl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );\n#endif",fog_pars_fragment:"#ifdef USE_FOG\n\tuniform vec3 fogColor;\n\tvarying float vFogDepth;\n\t#ifdef FOG_EXP2\n\t\tuniform float fogDensity;\n\t#else\n\t\tuniform float fogNear;\n\t\tuniform float fogFar;\n\t#endif\n#endif",gradientmap_pars_fragment:"#ifdef USE_GRADIENTMAP\n\tuniform sampler2D gradientMap;\n#endif\nvec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {\n\tfloat dotNL = dot( normal, lightDirection );\n\tvec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );\n\t#ifdef USE_GRADIENTMAP\n\t\treturn vec3( texture2D( gradientMap, coord ).r );\n\t#else\n\t\tvec2 fw = fwidth( coord ) * 0.5;\n\t\treturn mix( vec3( 0.7 ), vec3( 1.0 ), smoothstep( 0.7 - fw.x, 0.7 + fw.x, coord.x ) );\n\t#endif\n}",lightmap_pars_fragment:"#ifdef USE_LIGHTMAP\n\tuniform sampler2D lightMap;\n\tuniform float lightMapIntensity;\n#endif",lights_lambert_fragment:"LambertMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularStrength = specularStrength;",lights_lambert_pars_fragment:"varying vec3 vViewPosition;\nstruct LambertMaterial {\n\tvec3 diffuseColor;\n\tfloat specularStrength;\n};\nvoid RE_Direct_Lambert( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Lambert( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Lambert\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Lambert",lights_pars_begin:"uniform bool receiveShadow;\nuniform vec3 ambientLightColor;\n#if defined( USE_LIGHT_PROBES )\n\tuniform vec3 lightProbe[ 9 ];\n#endif\nvec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {\n\tfloat x = normal.x, y = normal.y, z = normal.z;\n\tvec3 result = shCoefficients[ 0 ] * 0.886227;\n\tresult += shCoefficients[ 1 ] * 2.0 * 0.511664 * y;\n\tresult += shCoefficients[ 2 ] * 2.0 * 0.511664 * z;\n\tresult += shCoefficients[ 3 ] * 2.0 * 0.511664 * x;\n\tresult += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y;\n\tresult += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z;\n\tresult += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 );\n\tresult += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z;\n\tresult += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y );\n\treturn result;\n}\nvec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in vec3 normal ) {\n\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\tvec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );\n\treturn irradiance;\n}\nvec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {\n\tvec3 irradiance = ambientLightColor;\n\treturn irradiance;\n}\nfloat getDistanceAttenuation( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {\n\tfloat distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );\n\tif ( cutoffDistance > 0.0 ) {\n\t\tdistanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n\t}\n\treturn distanceFalloff;\n}\nfloat getSpotAttenuation( const in float coneCosine, const in float penumbraCosine, const in float angleCosine ) {\n\treturn smoothstep( coneCosine, penumbraCosine, angleCosine );\n}\n#if NUM_DIR_LIGHTS > 0\n\tstruct DirectionalLight {\n\t\tvec3 direction;\n\t\tvec3 color;\n\t};\n\tuniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];\n\tvoid getDirectionalLightInfo( const in DirectionalLight directionalLight, out IncidentLight light ) {\n\t\tlight.color = directionalLight.color;\n\t\tlight.direction = directionalLight.direction;\n\t\tlight.visible = true;\n\t}\n#endif\n#if NUM_POINT_LIGHTS > 0\n\tstruct PointLight {\n\t\tvec3 position;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t};\n\tuniform PointLight pointLights[ NUM_POINT_LIGHTS ];\n\tvoid getPointLightInfo( const in PointLight pointLight, const in vec3 geometryPosition, out IncidentLight light ) {\n\t\tvec3 lVector = pointLight.position - geometryPosition;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tlight.color = pointLight.color;\n\t\tlight.color *= getDistanceAttenuation( lightDistance, pointLight.distance, pointLight.decay );\n\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t}\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\tstruct SpotLight {\n\t\tvec3 position;\n\t\tvec3 direction;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t\tfloat coneCos;\n\t\tfloat penumbraCos;\n\t};\n\tuniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];\n\tvoid getSpotLightInfo( const in SpotLight spotLight, const in vec3 geometryPosition, out IncidentLight light ) {\n\t\tvec3 lVector = spotLight.position - geometryPosition;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat angleCos = dot( light.direction, spotLight.direction );\n\t\tfloat spotAttenuation = getSpotAttenuation( spotLight.coneCos, spotLight.penumbraCos, angleCos );\n\t\tif ( spotAttenuation > 0.0 ) {\n\t\t\tfloat lightDistance = length( lVector );\n\t\t\tlight.color = spotLight.color * spotAttenuation;\n\t\t\tlight.color *= getDistanceAttenuation( lightDistance, spotLight.distance, spotLight.decay );\n\t\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t\t} else {\n\t\t\tlight.color = vec3( 0.0 );\n\t\t\tlight.visible = false;\n\t\t}\n\t}\n#endif\n#if NUM_RECT_AREA_LIGHTS > 0\n\tstruct RectAreaLight {\n\t\tvec3 color;\n\t\tvec3 position;\n\t\tvec3 halfWidth;\n\t\tvec3 halfHeight;\n\t};\n\tuniform sampler2D ltc_1;\tuniform sampler2D ltc_2;\n\tuniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\tstruct HemisphereLight {\n\t\tvec3 direction;\n\t\tvec3 skyColor;\n\t\tvec3 groundColor;\n\t};\n\tuniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];\n\tvec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in vec3 normal ) {\n\t\tfloat dotNL = dot( normal, hemiLight.direction );\n\t\tfloat hemiDiffuseWeight = 0.5 * dotNL + 0.5;\n\t\tvec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );\n\t\treturn irradiance;\n\t}\n#endif",lights_toon_fragment:"ToonMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;",lights_toon_pars_fragment:"varying vec3 vViewPosition;\nstruct ToonMaterial {\n\tvec3 diffuseColor;\n};\nvoid RE_Direct_Toon( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\tvec3 irradiance = getGradientIrradiance( geometryNormal, directLight.direction ) * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Toon( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Toon\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Toon",lights_phong_fragment:"BlinnPhongMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;",lights_phong_pars_fragment:"varying vec3 vViewPosition;\nstruct BlinnPhongMaterial {\n\tvec3 diffuseColor;\n\tvec3 specularColor;\n\tfloat specularShininess;\n\tfloat specularStrength;\n};\nvoid RE_Direct_BlinnPhong( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_BlinnPhong( directLight.direction, geometryViewDir, geometryNormal, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_BlinnPhong\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_BlinnPhong",lights_physical_fragment:"PhysicalMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb * ( 1.0 - metalnessFactor );\nvec3 dxy = max( abs( dFdx( nonPerturbedNormal ) ), abs( dFdy( nonPerturbedNormal ) ) );\nfloat geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );\nmaterial.roughness = max( roughnessFactor, 0.0525 );material.roughness += geometryRoughness;\nmaterial.roughness = min( material.roughness, 1.0 );\n#ifdef IOR\n\tmaterial.ior = ior;\n\t#ifdef USE_SPECULAR\n\t\tfloat specularIntensityFactor = specularIntensity;\n\t\tvec3 specularColorFactor = specularColor;\n\t\t#ifdef USE_SPECULAR_COLORMAP\n\t\t\tspecularColorFactor *= texture2D( specularColorMap, vSpecularColorMapUv ).rgb;\n\t\t#endif\n\t\t#ifdef USE_SPECULAR_INTENSITYMAP\n\t\t\tspecularIntensityFactor *= texture2D( specularIntensityMap, vSpecularIntensityMapUv ).a;\n\t\t#endif\n\t\tmaterial.specularF90 = mix( specularIntensityFactor, 1.0, metalnessFactor );\n\t#else\n\t\tfloat specularIntensityFactor = 1.0;\n\t\tvec3 specularColorFactor = vec3( 1.0 );\n\t\tmaterial.specularF90 = 1.0;\n\t#endif\n\tmaterial.specularColor = mix( min( pow2( ( material.ior - 1.0 ) / ( material.ior + 1.0 ) ) * specularColorFactor, vec3( 1.0 ) ) * specularIntensityFactor, diffuseColor.rgb, metalnessFactor );\n#else\n\tmaterial.specularColor = mix( vec3( 0.04 ), diffuseColor.rgb, metalnessFactor );\n\tmaterial.specularF90 = 1.0;\n#endif\n#ifdef USE_CLEARCOAT\n\tmaterial.clearcoat = clearcoat;\n\tmaterial.clearcoatRoughness = clearcoatRoughness;\n\tmaterial.clearcoatF0 = vec3( 0.04 );\n\tmaterial.clearcoatF90 = 1.0;\n\t#ifdef USE_CLEARCOATMAP\n\t\tmaterial.clearcoat *= texture2D( clearcoatMap, vClearcoatMapUv ).x;\n\t#endif\n\t#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\t\tmaterial.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vClearcoatRoughnessMapUv ).y;\n\t#endif\n\tmaterial.clearcoat = saturate( material.clearcoat );\tmaterial.clearcoatRoughness = max( material.clearcoatRoughness, 0.0525 );\n\tmaterial.clearcoatRoughness += geometryRoughness;\n\tmaterial.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 );\n#endif\n#ifdef USE_DISPERSION\n\tmaterial.dispersion = dispersion;\n#endif\n#ifdef USE_IRIDESCENCE\n\tmaterial.iridescence = iridescence;\n\tmaterial.iridescenceIOR = iridescenceIOR;\n\t#ifdef USE_IRIDESCENCEMAP\n\t\tmaterial.iridescence *= texture2D( iridescenceMap, vIridescenceMapUv ).r;\n\t#endif\n\t#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\t\tmaterial.iridescenceThickness = (iridescenceThicknessMaximum - iridescenceThicknessMinimum) * texture2D( iridescenceThicknessMap, vIridescenceThicknessMapUv ).g + iridescenceThicknessMinimum;\n\t#else\n\t\tmaterial.iridescenceThickness = iridescenceThicknessMaximum;\n\t#endif\n#endif\n#ifdef USE_SHEEN\n\tmaterial.sheenColor = sheenColor;\n\t#ifdef USE_SHEEN_COLORMAP\n\t\tmaterial.sheenColor *= texture2D( sheenColorMap, vSheenColorMapUv ).rgb;\n\t#endif\n\tmaterial.sheenRoughness = clamp( sheenRoughness, 0.07, 1.0 );\n\t#ifdef USE_SHEEN_ROUGHNESSMAP\n\t\tmaterial.sheenRoughness *= texture2D( sheenRoughnessMap, vSheenRoughnessMapUv ).a;\n\t#endif\n#endif\n#ifdef USE_ANISOTROPY\n\t#ifdef USE_ANISOTROPYMAP\n\t\tmat2 anisotropyMat = mat2( anisotropyVector.x, anisotropyVector.y, - anisotropyVector.y, anisotropyVector.x );\n\t\tvec3 anisotropyPolar = texture2D( anisotropyMap, vAnisotropyMapUv ).rgb;\n\t\tvec2 anisotropyV = anisotropyMat * normalize( 2.0 * anisotropyPolar.rg - vec2( 1.0 ) ) * anisotropyPolar.b;\n\t#else\n\t\tvec2 anisotropyV = anisotropyVector;\n\t#endif\n\tmaterial.anisotropy = length( anisotropyV );\n\tif( material.anisotropy == 0.0 ) {\n\t\tanisotropyV = vec2( 1.0, 0.0 );\n\t} else {\n\t\tanisotropyV /= material.anisotropy;\n\t\tmaterial.anisotropy = saturate( material.anisotropy );\n\t}\n\tmaterial.alphaT = mix( pow2( material.roughness ), 1.0, pow2( material.anisotropy ) );\n\tmaterial.anisotropyT = tbn[ 0 ] * anisotropyV.x + tbn[ 1 ] * anisotropyV.y;\n\tmaterial.anisotropyB = tbn[ 1 ] * anisotropyV.x - tbn[ 0 ] * anisotropyV.y;\n#endif",lights_physical_pars_fragment:"struct PhysicalMaterial {\n\tvec3 diffuseColor;\n\tfloat roughness;\n\tvec3 specularColor;\n\tfloat specularF90;\n\tfloat dispersion;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat clearcoat;\n\t\tfloat clearcoatRoughness;\n\t\tvec3 clearcoatF0;\n\t\tfloat clearcoatF90;\n\t#endif\n\t#ifdef USE_IRIDESCENCE\n\t\tfloat iridescence;\n\t\tfloat iridescenceIOR;\n\t\tfloat iridescenceThickness;\n\t\tvec3 iridescenceFresnel;\n\t\tvec3 iridescenceF0;\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tvec3 sheenColor;\n\t\tfloat sheenRoughness;\n\t#endif\n\t#ifdef IOR\n\t\tfloat ior;\n\t#endif\n\t#ifdef USE_TRANSMISSION\n\t\tfloat transmission;\n\t\tfloat transmissionAlpha;\n\t\tfloat thickness;\n\t\tfloat attenuationDistance;\n\t\tvec3 attenuationColor;\n\t#endif\n\t#ifdef USE_ANISOTROPY\n\t\tfloat anisotropy;\n\t\tfloat alphaT;\n\t\tvec3 anisotropyT;\n\t\tvec3 anisotropyB;\n\t#endif\n};\nvec3 clearcoatSpecularDirect = vec3( 0.0 );\nvec3 clearcoatSpecularIndirect = vec3( 0.0 );\nvec3 sheenSpecularDirect = vec3( 0.0 );\nvec3 sheenSpecularIndirect = vec3(0.0 );\nvec3 Schlick_to_F0( const in vec3 f, const in float f90, const in float dotVH ) {\n    float x = clamp( 1.0 - dotVH, 0.0, 1.0 );\n    float x2 = x * x;\n    float x5 = clamp( x * x2 * x2, 0.0, 0.9999 );\n    return ( f - vec3( f90 ) * x5 ) / ( 1.0 - x5 );\n}\nfloat V_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\tfloat gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\treturn 0.5 / max( gv + gl, EPSILON );\n}\nfloat D_GGX( const in float alpha, const in float dotNH ) {\n\tfloat a2 = pow2( alpha );\n\tfloat denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;\n\treturn RECIPROCAL_PI * a2 / pow2( denom );\n}\n#ifdef USE_ANISOTROPY\n\tfloat V_GGX_SmithCorrelated_Anisotropic( const in float alphaT, const in float alphaB, const in float dotTV, const in float dotBV, const in float dotTL, const in float dotBL, const in float dotNV, const in float dotNL ) {\n\t\tfloat gv = dotNL * length( vec3( alphaT * dotTV, alphaB * dotBV, dotNV ) );\n\t\tfloat gl = dotNV * length( vec3( alphaT * dotTL, alphaB * dotBL, dotNL ) );\n\t\tfloat v = 0.5 / ( gv + gl );\n\t\treturn saturate(v);\n\t}\n\tfloat D_GGX_Anisotropic( const in float alphaT, const in float alphaB, const in float dotNH, const in float dotTH, const in float dotBH ) {\n\t\tfloat a2 = alphaT * alphaB;\n\t\thighp vec3 v = vec3( alphaB * dotTH, alphaT * dotBH, a2 * dotNH );\n\t\thighp float v2 = dot( v, v );\n\t\tfloat w2 = a2 / v2;\n\t\treturn RECIPROCAL_PI * a2 * pow2 ( w2 );\n\t}\n#endif\n#ifdef USE_CLEARCOAT\n\tvec3 BRDF_GGX_Clearcoat( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material) {\n\t\tvec3 f0 = material.clearcoatF0;\n\t\tfloat f90 = material.clearcoatF90;\n\t\tfloat roughness = material.clearcoatRoughness;\n\t\tfloat alpha = pow2( roughness );\n\t\tvec3 halfDir = normalize( lightDir + viewDir );\n\t\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\t\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\t\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\t\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\t\tvec3 F = F_Schlick( f0, f90, dotVH );\n\t\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\t\tfloat D = D_GGX( alpha, dotNH );\n\t\treturn F * ( V * D );\n\t}\n#endif\nvec3 BRDF_GGX( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {\n\tvec3 f0 = material.specularColor;\n\tfloat f90 = material.specularF90;\n\tfloat roughness = material.roughness;\n\tfloat alpha = pow2( roughness );\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\tvec3 F = F_Schlick( f0, f90, dotVH );\n\t#ifdef USE_IRIDESCENCE\n\t\tF = mix( F, material.iridescenceFresnel, material.iridescence );\n\t#endif\n\t#ifdef USE_ANISOTROPY\n\t\tfloat dotTL = dot( material.anisotropyT, lightDir );\n\t\tfloat dotTV = dot( material.anisotropyT, viewDir );\n\t\tfloat dotTH = dot( material.anisotropyT, halfDir );\n\t\tfloat dotBL = dot( material.anisotropyB, lightDir );\n\t\tfloat dotBV = dot( material.anisotropyB, viewDir );\n\t\tfloat dotBH = dot( material.anisotropyB, halfDir );\n\t\tfloat V = V_GGX_SmithCorrelated_Anisotropic( material.alphaT, alpha, dotTV, dotBV, dotTL, dotBL, dotNV, dotNL );\n\t\tfloat D = D_GGX_Anisotropic( material.alphaT, alpha, dotNH, dotTH, dotBH );\n\t#else\n\t\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\t\tfloat D = D_GGX( alpha, dotNH );\n\t#endif\n\treturn F * ( V * D );\n}\nvec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {\n\tconst float LUT_SIZE = 64.0;\n\tconst float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;\n\tconst float LUT_BIAS = 0.5 / LUT_SIZE;\n\tfloat dotNV = saturate( dot( N, V ) );\n\tvec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );\n\tuv = uv * LUT_SCALE + LUT_BIAS;\n\treturn uv;\n}\nfloat LTC_ClippedSphereFormFactor( const in vec3 f ) {\n\tfloat l = length( f );\n\treturn max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );\n}\nvec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {\n\tfloat x = dot( v1, v2 );\n\tfloat y = abs( x );\n\tfloat a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;\n\tfloat b = 3.4175940 + ( 4.1616724 + y ) * y;\n\tfloat v = a / b;\n\tfloat theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;\n\treturn cross( v1, v2 ) * theta_sintheta;\n}\nvec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {\n\tvec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];\n\tvec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];\n\tvec3 lightNormal = cross( v1, v2 );\n\tif( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );\n\tvec3 T1, T2;\n\tT1 = normalize( V - N * dot( V, N ) );\n\tT2 = - cross( N, T1 );\n\tmat3 mat = mInv * transposeMat3( mat3( T1, T2, N ) );\n\tvec3 coords[ 4 ];\n\tcoords[ 0 ] = mat * ( rectCoords[ 0 ] - P );\n\tcoords[ 1 ] = mat * ( rectCoords[ 1 ] - P );\n\tcoords[ 2 ] = mat * ( rectCoords[ 2 ] - P );\n\tcoords[ 3 ] = mat * ( rectCoords[ 3 ] - P );\n\tcoords[ 0 ] = normalize( coords[ 0 ] );\n\tcoords[ 1 ] = normalize( coords[ 1 ] );\n\tcoords[ 2 ] = normalize( coords[ 2 ] );\n\tcoords[ 3 ] = normalize( coords[ 3 ] );\n\tvec3 vectorFormFactor = vec3( 0.0 );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );\n\tfloat result = LTC_ClippedSphereFormFactor( vectorFormFactor );\n\treturn vec3( result );\n}\n#if defined( USE_SHEEN )\nfloat D_Charlie( float roughness, float dotNH ) {\n\tfloat alpha = pow2( roughness );\n\tfloat invAlpha = 1.0 / alpha;\n\tfloat cos2h = dotNH * dotNH;\n\tfloat sin2h = max( 1.0 - cos2h, 0.0078125 );\n\treturn ( 2.0 + invAlpha ) * pow( sin2h, invAlpha * 0.5 ) / ( 2.0 * PI );\n}\nfloat V_Neubelt( float dotNV, float dotNL ) {\n\treturn saturate( 1.0 / ( 4.0 * ( dotNL + dotNV - dotNL * dotNV ) ) );\n}\nvec3 BRDF_Sheen( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, vec3 sheenColor, const in float sheenRoughness ) {\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat D = D_Charlie( sheenRoughness, dotNH );\n\tfloat V = V_Neubelt( dotNV, dotNL );\n\treturn sheenColor * ( D * V );\n}\n#endif\nfloat IBLSheenBRDF( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat r2 = roughness * roughness;\n\tfloat a = roughness < 0.25 ? -339.2 * r2 + 161.4 * roughness - 25.9 : -8.48 * r2 + 14.3 * roughness - 9.95;\n\tfloat b = roughness < 0.25 ? 44.0 * r2 - 23.7 * roughness + 3.26 : 1.97 * r2 - 3.27 * roughness + 0.72;\n\tfloat DG = exp( a * dotNV + b ) + ( roughness < 0.25 ? 0.0 : 0.1 * ( roughness - 0.25 ) );\n\treturn saturate( DG * RECIPROCAL_PI );\n}\nvec2 DFGApprox( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tconst vec4 c0 = vec4( - 1, - 0.0275, - 0.572, 0.022 );\n\tconst vec4 c1 = vec4( 1, 0.0425, 1.04, - 0.04 );\n\tvec4 r = roughness * c0 + c1;\n\tfloat a004 = min( r.x * r.x, exp2( - 9.28 * dotNV ) ) * r.x + r.y;\n\tvec2 fab = vec2( - 1.04, 1.04 ) * a004 + r.zw;\n\treturn fab;\n}\nvec3 EnvironmentBRDF( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness ) {\n\tvec2 fab = DFGApprox( normal, viewDir, roughness );\n\treturn specularColor * fab.x + specularF90 * fab.y;\n}\n#ifdef USE_IRIDESCENCE\nvoid computeMultiscatteringIridescence( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float iridescence, const in vec3 iridescenceF0, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n#else\nvoid computeMultiscattering( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n#endif\n\tvec2 fab = DFGApprox( normal, viewDir, roughness );\n\t#ifdef USE_IRIDESCENCE\n\t\tvec3 Fr = mix( specularColor, iridescenceF0, iridescence );\n\t#else\n\t\tvec3 Fr = specularColor;\n\t#endif\n\tvec3 FssEss = Fr * fab.x + specularF90 * fab.y;\n\tfloat Ess = fab.x + fab.y;\n\tfloat Ems = 1.0 - Ess;\n\tvec3 Favg = Fr + ( 1.0 - Fr ) * 0.047619;\tvec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );\n\tsingleScatter += FssEss;\n\tmultiScatter += Fms * Ems;\n}\n#if NUM_RECT_AREA_LIGHTS > 0\n\tvoid RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t\tvec3 normal = geometryNormal;\n\t\tvec3 viewDir = geometryViewDir;\n\t\tvec3 position = geometryPosition;\n\t\tvec3 lightPos = rectAreaLight.position;\n\t\tvec3 halfWidth = rectAreaLight.halfWidth;\n\t\tvec3 halfHeight = rectAreaLight.halfHeight;\n\t\tvec3 lightColor = rectAreaLight.color;\n\t\tfloat roughness = material.roughness;\n\t\tvec3 rectCoords[ 4 ];\n\t\trectCoords[ 0 ] = lightPos + halfWidth - halfHeight;\t\trectCoords[ 1 ] = lightPos - halfWidth - halfHeight;\n\t\trectCoords[ 2 ] = lightPos - halfWidth + halfHeight;\n\t\trectCoords[ 3 ] = lightPos + halfWidth + halfHeight;\n\t\tvec2 uv = LTC_Uv( normal, viewDir, roughness );\n\t\tvec4 t1 = texture2D( ltc_1, uv );\n\t\tvec4 t2 = texture2D( ltc_2, uv );\n\t\tmat3 mInv = mat3(\n\t\t\tvec3( t1.x, 0, t1.y ),\n\t\t\tvec3(    0, 1,    0 ),\n\t\t\tvec3( t1.z, 0, t1.w )\n\t\t);\n\t\tvec3 fresnel = ( material.specularColor * t2.x + ( vec3( 1.0 ) - material.specularColor ) * t2.y );\n\t\treflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );\n\t\treflectedLight.directDiffuse += lightColor * material.diffuseColor * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );\n\t}\n#endif\nvoid RE_Direct_Physical( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNLcc = saturate( dot( geometryClearcoatNormal, directLight.direction ) );\n\t\tvec3 ccIrradiance = dotNLcc * directLight.color;\n\t\tclearcoatSpecularDirect += ccIrradiance * BRDF_GGX_Clearcoat( directLight.direction, geometryViewDir, geometryClearcoatNormal, material );\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tsheenSpecularDirect += irradiance * BRDF_Sheen( directLight.direction, geometryViewDir, geometryNormal, material.sheenColor, material.sheenRoughness );\n\t#endif\n\treflectedLight.directSpecular += irradiance * BRDF_GGX( directLight.direction, geometryViewDir, geometryNormal, material );\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 irradiance, const in vec3 clearcoatRadiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) {\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatSpecularIndirect += clearcoatRadiance * EnvironmentBRDF( geometryClearcoatNormal, geometryViewDir, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tsheenSpecularIndirect += irradiance * material.sheenColor * IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );\n\t#endif\n\tvec3 singleScattering = vec3( 0.0 );\n\tvec3 multiScattering = vec3( 0.0 );\n\tvec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;\n\t#ifdef USE_IRIDESCENCE\n\t\tcomputeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnel, material.roughness, singleScattering, multiScattering );\n\t#else\n\t\tcomputeMultiscattering( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.roughness, singleScattering, multiScattering );\n\t#endif\n\tvec3 totalScattering = singleScattering + multiScattering;\n\tvec3 diffuse = material.diffuseColor * ( 1.0 - max( max( totalScattering.r, totalScattering.g ), totalScattering.b ) );\n\treflectedLight.indirectSpecular += radiance * singleScattering;\n\treflectedLight.indirectSpecular += multiScattering * cosineWeightedIrradiance;\n\treflectedLight.indirectDiffuse += diffuse * cosineWeightedIrradiance;\n}\n#define RE_Direct\t\t\t\tRE_Direct_Physical\n#define RE_Direct_RectArea\t\tRE_Direct_RectArea_Physical\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Physical\n#define RE_IndirectSpecular\t\tRE_IndirectSpecular_Physical\nfloat computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {\n\treturn saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );\n}",lights_fragment_begin:"\nvec3 geometryPosition = - vViewPosition;\nvec3 geometryNormal = normal;\nvec3 geometryViewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );\nvec3 geometryClearcoatNormal = vec3( 0.0 );\n#ifdef USE_CLEARCOAT\n\tgeometryClearcoatNormal = clearcoatNormal;\n#endif\n#ifdef USE_IRIDESCENCE\n\tfloat dotNVi = saturate( dot( normal, geometryViewDir ) );\n\tif ( material.iridescenceThickness == 0.0 ) {\n\t\tmaterial.iridescence = 0.0;\n\t} else {\n\t\tmaterial.iridescence = saturate( material.iridescence );\n\t}\n\tif ( material.iridescence > 0.0 ) {\n\t\tmaterial.iridescenceFresnel = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.specularColor );\n\t\tmaterial.iridescenceF0 = Schlick_to_F0( material.iridescenceFresnel, 1.0, dotNVi );\n\t}\n#endif\nIncidentLight directLight;\n#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )\n\tPointLight pointLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tgetPointLightInfo( pointLight, geometryPosition, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS )\n\t\tpointLightShadow = pointLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowIntensity, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )\n\tSpotLight spotLight;\n\tvec4 spotColor;\n\tvec3 spotLightCoord;\n\tbool inSpotLightMap;\n\t#if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tgetSpotLightInfo( spotLight, geometryPosition, directLight );\n\t\t#if ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n\t\t#define SPOT_LIGHT_MAP_INDEX UNROLLED_LOOP_INDEX\n\t\t#elif ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t#define SPOT_LIGHT_MAP_INDEX NUM_SPOT_LIGHT_MAPS\n\t\t#else\n\t\t#define SPOT_LIGHT_MAP_INDEX ( UNROLLED_LOOP_INDEX - NUM_SPOT_LIGHT_SHADOWS + NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n\t\t#endif\n\t\t#if ( SPOT_LIGHT_MAP_INDEX < NUM_SPOT_LIGHT_MAPS )\n\t\t\tspotLightCoord = vSpotLightCoord[ i ].xyz / vSpotLightCoord[ i ].w;\n\t\t\tinSpotLightMap = all( lessThan( abs( spotLightCoord * 2. - 1. ), vec3( 1.0 ) ) );\n\t\t\tspotColor = texture2D( spotLightMap[ SPOT_LIGHT_MAP_INDEX ], spotLightCoord.xy );\n\t\t\tdirectLight.color = inSpotLightMap ? directLight.color * spotColor.rgb : directLight.color;\n\t\t#endif\n\t\t#undef SPOT_LIGHT_MAP_INDEX\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\tspotLightShadow = spotLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowIntensity, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )\n\tDirectionalLight directionalLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tgetDirectionalLightInfo( directionalLight, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )\n\t\tdirectionalLightShadow = directionalLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowIntensity, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )\n\tRectAreaLight rectAreaLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {\n\t\trectAreaLight = rectAreaLights[ i ];\n\t\tRE_Direct_RectArea( rectAreaLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if defined( RE_IndirectDiffuse )\n\tvec3 iblIrradiance = vec3( 0.0 );\n\tvec3 irradiance = getAmbientLightIrradiance( ambientLightColor );\n\t#if defined( USE_LIGHT_PROBES )\n\t\tirradiance += getLightProbeIrradiance( lightProbe, geometryNormal );\n\t#endif\n\t#if ( NUM_HEMI_LIGHTS > 0 )\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\t\tirradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometryNormal );\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if defined( RE_IndirectSpecular )\n\tvec3 radiance = vec3( 0.0 );\n\tvec3 clearcoatRadiance = vec3( 0.0 );\n#endif",lights_fragment_maps:"#if defined( RE_IndirectDiffuse )\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vLightMapUv );\n\t\tvec3 lightMapIrradiance = lightMapTexel.rgb * lightMapIntensity;\n\t\tirradiance += lightMapIrradiance;\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( STANDARD ) && defined( ENVMAP_TYPE_CUBE_UV )\n\t\tiblIrradiance += getIBLIrradiance( geometryNormal );\n\t#endif\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n\t#ifdef USE_ANISOTROPY\n\t\tradiance += getIBLAnisotropyRadiance( geometryViewDir, geometryNormal, material.roughness, material.anisotropyB, material.anisotropy );\n\t#else\n\t\tradiance += getIBLRadiance( geometryViewDir, geometryNormal, material.roughness );\n\t#endif\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatRadiance += getIBLRadiance( geometryViewDir, geometryClearcoatNormal, material.clearcoatRoughness );\n\t#endif\n#endif",lights_fragment_end:"#if defined( RE_IndirectDiffuse )\n\tRE_IndirectDiffuse( irradiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n#endif\n#if defined( RE_IndirectSpecular )\n\tRE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n#endif",logdepthbuf_fragment:"#if defined( USE_LOGDEPTHBUF )\n\tgl_FragDepth = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;\n#endif",logdepthbuf_pars_fragment:"#if defined( USE_LOGDEPTHBUF )\n\tuniform float logDepthBufFC;\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_pars_vertex:"#ifdef USE_LOGDEPTHBUF\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_vertex:"#ifdef USE_LOGDEPTHBUF\n\tvFragDepth = 1.0 + gl_Position.w;\n\tvIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );\n#endif",map_fragment:"#ifdef USE_MAP\n\tvec4 sampledDiffuseColor = texture2D( map, vMapUv );\n\t#ifdef DECODE_VIDEO_TEXTURE\n\t\tsampledDiffuseColor = sRGBTransferEOTF( sampledDiffuseColor );\n\t#endif\n\tdiffuseColor *= sampledDiffuseColor;\n#endif",map_pars_fragment:"#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif",map_particle_fragment:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\t#if defined( USE_POINTS_UV )\n\t\tvec2 uv = vUv;\n\t#else\n\t\tvec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;\n\t#endif\n#endif\n#ifdef USE_MAP\n\tdiffuseColor *= texture2D( map, uv );\n#endif\n#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, uv ).g;\n#endif",map_particle_pars_fragment:"#if defined( USE_POINTS_UV )\n\tvarying vec2 vUv;\n#else\n\t#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\t\tuniform mat3 uvTransform;\n\t#endif\n#endif\n#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",metalnessmap_fragment:"float metalnessFactor = metalness;\n#ifdef USE_METALNESSMAP\n\tvec4 texelMetalness = texture2D( metalnessMap, vMetalnessMapUv );\n\tmetalnessFactor *= texelMetalness.b;\n#endif",metalnessmap_pars_fragment:"#ifdef USE_METALNESSMAP\n\tuniform sampler2D metalnessMap;\n#endif",morphinstance_vertex:"#ifdef USE_INSTANCING_MORPH\n\tfloat morphTargetInfluences[ MORPHTARGETS_COUNT ];\n\tfloat morphTargetBaseInfluence = texelFetch( morphTexture, ivec2( 0, gl_InstanceID ), 0 ).r;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tmorphTargetInfluences[i] =  texelFetch( morphTexture, ivec2( i + 1, gl_InstanceID ), 0 ).r;\n\t}\n#endif",morphcolor_vertex:"#if defined( USE_MORPHCOLORS )\n\tvColor *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\t#if defined( USE_COLOR_ALPHA )\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ) * morphTargetInfluences[ i ];\n\t\t#elif defined( USE_COLOR )\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ).rgb * morphTargetInfluences[ i ];\n\t\t#endif\n\t}\n#endif",morphnormal_vertex:"#ifdef USE_MORPHNORMALS\n\tobjectNormal *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tif ( morphTargetInfluences[ i ] != 0.0 ) objectNormal += getMorph( gl_VertexID, i, 1 ).xyz * morphTargetInfluences[ i ];\n\t}\n#endif",morphtarget_pars_vertex:"#ifdef USE_MORPHTARGETS\n\t#ifndef USE_INSTANCING_MORPH\n\t\tuniform float morphTargetBaseInfluence;\n\t\tuniform float morphTargetInfluences[ MORPHTARGETS_COUNT ];\n\t#endif\n\tuniform sampler2DArray morphTargetsTexture;\n\tuniform ivec2 morphTargetsTextureSize;\n\tvec4 getMorph( const in int vertexIndex, const in int morphTargetIndex, const in int offset ) {\n\t\tint texelIndex = vertexIndex * MORPHTARGETS_TEXTURE_STRIDE + offset;\n\t\tint y = texelIndex / morphTargetsTextureSize.x;\n\t\tint x = texelIndex - y * morphTargetsTextureSize.x;\n\t\tivec3 morphUV = ivec3( x, y, morphTargetIndex );\n\t\treturn texelFetch( morphTargetsTexture, morphUV, 0 );\n\t}\n#endif",morphtarget_vertex:"#ifdef USE_MORPHTARGETS\n\ttransformed *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tif ( morphTargetInfluences[ i ] != 0.0 ) transformed += getMorph( gl_VertexID, i, 0 ).xyz * morphTargetInfluences[ i ];\n\t}\n#endif",normal_fragment_begin:"float faceDirection = gl_FrontFacing ? 1.0 : - 1.0;\n#ifdef FLAT_SHADED\n\tvec3 fdx = dFdx( vViewPosition );\n\tvec3 fdy = dFdy( vViewPosition );\n\tvec3 normal = normalize( cross( fdx, fdy ) );\n#else\n\tvec3 normal = normalize( vNormal );\n\t#ifdef DOUBLE_SIDED\n\t\tnormal *= faceDirection;\n\t#endif\n#endif\n#if defined( USE_NORMALMAP_TANGENTSPACE ) || defined( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY )\n\t#ifdef USE_TANGENT\n\t\tmat3 tbn = mat3( normalize( vTangent ), normalize( vBitangent ), normal );\n\t#else\n\t\tmat3 tbn = getTangentFrame( - vViewPosition, normal,\n\t\t#if defined( USE_NORMALMAP )\n\t\t\tvNormalMapUv\n\t\t#elif defined( USE_CLEARCOAT_NORMALMAP )\n\t\t\tvClearcoatNormalMapUv\n\t\t#else\n\t\t\tvUv\n\t\t#endif\n\t\t);\n\t#endif\n\t#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )\n\t\ttbn[0] *= faceDirection;\n\t\ttbn[1] *= faceDirection;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\t#ifdef USE_TANGENT\n\t\tmat3 tbn2 = mat3( normalize( vTangent ), normalize( vBitangent ), normal );\n\t#else\n\t\tmat3 tbn2 = getTangentFrame( - vViewPosition, normal, vClearcoatNormalMapUv );\n\t#endif\n\t#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )\n\t\ttbn2[0] *= faceDirection;\n\t\ttbn2[1] *= faceDirection;\n\t#endif\n#endif\nvec3 nonPerturbedNormal = normal;",normal_fragment_maps:"#ifdef USE_NORMALMAP_OBJECTSPACE\n\tnormal = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;\n\t#ifdef FLIP_SIDED\n\t\tnormal = - normal;\n\t#endif\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * faceDirection;\n\t#endif\n\tnormal = normalize( normalMatrix * normal );\n#elif defined( USE_NORMALMAP_TANGENTSPACE )\n\tvec3 mapN = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;\n\tmapN.xy *= normalScale;\n\tnormal = normalize( tbn * mapN );\n#elif defined( USE_BUMPMAP )\n\tnormal = perturbNormalArb( - vViewPosition, normal, dHdxy_fwd(), faceDirection );\n#endif",normal_pars_fragment:"#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif",normal_pars_vertex:"#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif",normal_vertex:"#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n\t#ifdef USE_TANGENT\n\t\tvTangent = normalize( transformedTangent );\n\t\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n\t#endif\n#endif",normalmap_pars_fragment:"#ifdef USE_NORMALMAP\n\tuniform sampler2D normalMap;\n\tuniform vec2 normalScale;\n#endif\n#ifdef USE_NORMALMAP_OBJECTSPACE\n\tuniform mat3 normalMatrix;\n#endif\n#if ! defined ( USE_TANGENT ) && ( defined ( USE_NORMALMAP_TANGENTSPACE ) || defined ( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY ) )\n\tmat3 getTangentFrame( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {\n\t\tvec3 q0 = dFdx( eye_pos.xyz );\n\t\tvec3 q1 = dFdy( eye_pos.xyz );\n\t\tvec2 st0 = dFdx( uv.st );\n\t\tvec2 st1 = dFdy( uv.st );\n\t\tvec3 N = surf_norm;\n\t\tvec3 q1perp = cross( q1, N );\n\t\tvec3 q0perp = cross( N, q0 );\n\t\tvec3 T = q1perp * st0.x + q0perp * st1.x;\n\t\tvec3 B = q1perp * st0.y + q0perp * st1.y;\n\t\tfloat det = max( dot( T, T ), dot( B, B ) );\n\t\tfloat scale = ( det == 0.0 ) ? 0.0 : inversesqrt( det );\n\t\treturn mat3( T * scale, B * scale, N );\n\t}\n#endif",clearcoat_normal_fragment_begin:"#ifdef USE_CLEARCOAT\n\tvec3 clearcoatNormal = nonPerturbedNormal;\n#endif",clearcoat_normal_fragment_maps:"#ifdef USE_CLEARCOAT_NORMALMAP\n\tvec3 clearcoatMapN = texture2D( clearcoatNormalMap, vClearcoatNormalMapUv ).xyz * 2.0 - 1.0;\n\tclearcoatMapN.xy *= clearcoatNormalScale;\n\tclearcoatNormal = normalize( tbn2 * clearcoatMapN );\n#endif",clearcoat_pars_fragment:"#ifdef USE_CLEARCOATMAP\n\tuniform sampler2D clearcoatMap;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform sampler2D clearcoatNormalMap;\n\tuniform vec2 clearcoatNormalScale;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform sampler2D clearcoatRoughnessMap;\n#endif",iridescence_pars_fragment:"#ifdef USE_IRIDESCENCEMAP\n\tuniform sampler2D iridescenceMap;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tuniform sampler2D iridescenceThicknessMap;\n#endif",opaque_fragment:"#ifdef OPAQUE\ndiffuseColor.a = 1.0;\n#endif\n#ifdef USE_TRANSMISSION\ndiffuseColor.a *= material.transmissionAlpha;\n#endif\ngl_FragColor = vec4( outgoingLight, diffuseColor.a );",packing:"vec3 packNormalToRGB( const in vec3 normal ) {\n\treturn normalize( normal ) * 0.5 + 0.5;\n}\nvec3 unpackRGBToNormal( const in vec3 rgb ) {\n\treturn 2.0 * rgb.xyz - 1.0;\n}\nconst float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;const float ShiftRight8 = 1. / 256.;\nconst float Inv255 = 1. / 255.;\nconst vec4 PackFactors = vec4( 1.0, 256.0, 256.0 * 256.0, 256.0 * 256.0 * 256.0 );\nconst vec2 UnpackFactors2 = vec2( UnpackDownscale, 1.0 / PackFactors.g );\nconst vec3 UnpackFactors3 = vec3( UnpackDownscale / PackFactors.rg, 1.0 / PackFactors.b );\nconst vec4 UnpackFactors4 = vec4( UnpackDownscale / PackFactors.rgb, 1.0 / PackFactors.a );\nvec4 packDepthToRGBA( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec4( 0., 0., 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec4( 1., 1., 1., 1. );\n\tfloat vuf;\n\tfloat af = modf( v * PackFactors.a, vuf );\n\tfloat bf = modf( vuf * ShiftRight8, vuf );\n\tfloat gf = modf( vuf * ShiftRight8, vuf );\n\treturn vec4( vuf * Inv255, gf * PackUpscale, bf * PackUpscale, af );\n}\nvec3 packDepthToRGB( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec3( 0., 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec3( 1., 1., 1. );\n\tfloat vuf;\n\tfloat bf = modf( v * PackFactors.b, vuf );\n\tfloat gf = modf( vuf * ShiftRight8, vuf );\n\treturn vec3( vuf * Inv255, gf * PackUpscale, bf );\n}\nvec2 packDepthToRG( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec2( 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec2( 1., 1. );\n\tfloat vuf;\n\tfloat gf = modf( v * 256., vuf );\n\treturn vec2( vuf * Inv255, gf );\n}\nfloat unpackRGBAToDepth( const in vec4 v ) {\n\treturn dot( v, UnpackFactors4 );\n}\nfloat unpackRGBToDepth( const in vec3 v ) {\n\treturn dot( v, UnpackFactors3 );\n}\nfloat unpackRGToDepth( const in vec2 v ) {\n\treturn v.r * UnpackFactors2.r + v.g * UnpackFactors2.g;\n}\nvec4 pack2HalfToRGBA( const in vec2 v ) {\n\tvec4 r = vec4( v.x, fract( v.x * 255.0 ), v.y, fract( v.y * 255.0 ) );\n\treturn vec4( r.x - r.y / 255.0, r.y, r.z - r.w / 255.0, r.w );\n}\nvec2 unpackRGBATo2Half( const in vec4 v ) {\n\treturn vec2( v.x + ( v.y / 255.0 ), v.z + ( v.w / 255.0 ) );\n}\nfloat viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( viewZ + near ) / ( near - far );\n}\nfloat orthographicDepthToViewZ( const in float depth, const in float near, const in float far ) {\n\treturn depth * ( near - far ) - near;\n}\nfloat viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( ( near + viewZ ) * far ) / ( ( far - near ) * viewZ );\n}\nfloat perspectiveDepthToViewZ( const in float depth, const in float near, const in float far ) {\n\treturn ( near * far ) / ( ( far - near ) * depth - far );\n}",premultiplied_alpha_fragment:"#ifdef PREMULTIPLIED_ALPHA\n\tgl_FragColor.rgb *= gl_FragColor.a;\n#endif",project_vertex:"vec4 mvPosition = vec4( transformed, 1.0 );\n#ifdef USE_BATCHING\n\tmvPosition = batchingMatrix * mvPosition;\n#endif\n#ifdef USE_INSTANCING\n\tmvPosition = instanceMatrix * mvPosition;\n#endif\nmvPosition = modelViewMatrix * mvPosition;\ngl_Position = projectionMatrix * mvPosition;",dithering_fragment:"#ifdef DITHERING\n\tgl_FragColor.rgb = dithering( gl_FragColor.rgb );\n#endif",dithering_pars_fragment:"#ifdef DITHERING\n\tvec3 dithering( vec3 color ) {\n\t\tfloat grid_position = rand( gl_FragCoord.xy );\n\t\tvec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );\n\t\tdither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );\n\t\treturn color + dither_shift_RGB;\n\t}\n#endif",roughnessmap_fragment:"float roughnessFactor = roughness;\n#ifdef USE_ROUGHNESSMAP\n\tvec4 texelRoughness = texture2D( roughnessMap, vRoughnessMapUv );\n\troughnessFactor *= texelRoughness.g;\n#endif",roughnessmap_pars_fragment:"#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif",shadowmap_pars_fragment:"#if NUM_SPOT_LIGHT_COORDS > 0\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#if NUM_SPOT_LIGHT_MAPS > 0\n\tuniform sampler2D spotLightMap[ NUM_SPOT_LIGHT_MAPS ];\n#endif\n#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n\tfloat texture2DCompare( sampler2D depths, vec2 uv, float compare ) {\n\t\treturn step( compare, unpackRGBAToDepth( texture2D( depths, uv ) ) );\n\t}\n\tvec2 texture2DDistribution( sampler2D shadow, vec2 uv ) {\n\t\treturn unpackRGBATo2Half( texture2D( shadow, uv ) );\n\t}\n\tfloat VSMShadow (sampler2D shadow, vec2 uv, float compare ){\n\t\tfloat occlusion = 1.0;\n\t\tvec2 distribution = texture2DDistribution( shadow, uv );\n\t\tfloat hard_shadow = step( compare , distribution.x );\n\t\tif (hard_shadow != 1.0 ) {\n\t\t\tfloat distance = compare - distribution.x ;\n\t\t\tfloat variance = max( 0.00000, distribution.y * distribution.y );\n\t\t\tfloat softness_probability = variance / (variance + distance * distance );\t\t\tsoftness_probability = clamp( ( softness_probability - 0.3 ) / ( 0.95 - 0.3 ), 0.0, 1.0 );\t\t\tocclusion = clamp( max( hard_shadow, softness_probability ), 0.0, 1.0 );\n\t\t}\n\t\treturn occlusion;\n\t}\n\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\tfloat shadow = 1.0;\n\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\tshadowCoord.z += shadowBias;\n\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\tif ( frustumTest ) {\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx0 = - texelSize.x * shadowRadius;\n\t\t\tfloat dy0 = - texelSize.y * shadowRadius;\n\t\t\tfloat dx1 = + texelSize.x * shadowRadius;\n\t\t\tfloat dy1 = + texelSize.y * shadowRadius;\n\t\t\tfloat dx2 = dx0 / 2.0;\n\t\t\tfloat dy2 = dy0 / 2.0;\n\t\t\tfloat dx3 = dx1 / 2.0;\n\t\t\tfloat dy3 = dy1 / 2.0;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )\n\t\t\t) * ( 1.0 / 17.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_PCF_SOFT )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx = texelSize.x;\n\t\t\tfloat dy = texelSize.y;\n\t\t\tvec2 uv = shadowCoord.xy;\n\t\t\tvec2 f = fract( uv * shadowMapSize + 0.5 );\n\t\t\tuv -= f * texelSize;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, uv, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( dx, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( 0.0, dy ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + texelSize, shadowCoord.z ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, 0.0 ), shadowCoord.z ),\n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 0.0 ), shadowCoord.z ),\n\t\t\t\t\t f.x ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, dy ), shadowCoord.z ),\n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, dy ), shadowCoord.z ),\n\t\t\t\t\t f.x ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( 0.0, -dy ), shadowCoord.z ),\n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 0.0, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t f.y ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( dx, -dy ), shadowCoord.z ),\n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t f.y ) +\n\t\t\t\tmix( mix( texture2DCompare( shadowMap, uv + vec2( -dx, -dy ), shadowCoord.z ),\n\t\t\t\t\t\t  texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, -dy ), shadowCoord.z ),\n\t\t\t\t\t\t  f.x ),\n\t\t\t\t\t mix( texture2DCompare( shadowMap, uv + vec2( -dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t\t  texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t\t  f.x ),\n\t\t\t\t\t f.y )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_VSM )\n\t\t\tshadow = VSMShadow( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#else\n\t\t\tshadow = texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#endif\n\t\t}\n\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t}\n\tvec2 cubeToUV( vec3 v, float texelSizeY ) {\n\t\tvec3 absV = abs( v );\n\t\tfloat scaleToCube = 1.0 / max( absV.x, max( absV.y, absV.z ) );\n\t\tabsV *= scaleToCube;\n\t\tv *= scaleToCube * ( 1.0 - 2.0 * texelSizeY );\n\t\tvec2 planar = v.xy;\n\t\tfloat almostATexel = 1.5 * texelSizeY;\n\t\tfloat almostOne = 1.0 - almostATexel;\n\t\tif ( absV.z >= almostOne ) {\n\t\t\tif ( v.z > 0.0 )\n\t\t\t\tplanar.x = 4.0 - v.x;\n\t\t} else if ( absV.x >= almostOne ) {\n\t\t\tfloat signX = sign( v.x );\n\t\t\tplanar.x = v.z * signX + 2.0 * signX;\n\t\t} else if ( absV.y >= almostOne ) {\n\t\t\tfloat signY = sign( v.y );\n\t\t\tplanar.x = v.x + 2.0 * signY + 2.0;\n\t\t\tplanar.y = v.z * signY - 2.0;\n\t\t}\n\t\treturn vec2( 0.125, 0.25 ) * planar + vec2( 0.375, 0.75 );\n\t}\n\tfloat getPointShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tfloat shadow = 1.0;\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\t\n\t\tfloat lightToPositionLength = length( lightToPosition );\n\t\tif ( lightToPositionLength - shadowCameraFar <= 0.0 && lightToPositionLength - shadowCameraNear >= 0.0 ) {\n\t\t\tfloat dp = ( lightToPositionLength - shadowCameraNear ) / ( shadowCameraFar - shadowCameraNear );\t\t\tdp += shadowBias;\n\t\t\tvec3 bd3D = normalize( lightToPosition );\n\t\t\tvec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );\n\t\t\t#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT ) || defined( SHADOWMAP_TYPE_VSM )\n\t\t\t\tvec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;\n\t\t\t\tshadow = (\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp )\n\t\t\t\t) * ( 1.0 / 9.0 );\n\t\t\t#else\n\t\t\t\tshadow = texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );\n\t\t\t#endif\n\t\t}\n\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t}\n#endif",shadowmap_pars_vertex:"#if NUM_SPOT_LIGHT_COORDS > 0\n\tuniform mat4 spotLightMatrix[ NUM_SPOT_LIGHT_COORDS ];\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n#endif",shadowmap_vertex:"#if ( defined( USE_SHADOWMAP ) && ( NUM_DIR_LIGHT_SHADOWS > 0 || NUM_POINT_LIGHT_SHADOWS > 0 ) ) || ( NUM_SPOT_LIGHT_COORDS > 0 )\n\tvec3 shadowWorldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\tvec4 shadowWorldPosition;\n#endif\n#if defined( USE_SHADOWMAP )\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * directionalLightShadows[ i ].shadowNormalBias, 0 );\n\t\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * shadowWorldPosition;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * pointLightShadows[ i ].shadowNormalBias, 0 );\n\t\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * shadowWorldPosition;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if NUM_SPOT_LIGHT_COORDS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_COORDS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition;\n\t\t#if ( defined( USE_SHADOWMAP ) && UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t\tshadowWorldPosition.xyz += shadowWorldNormal * spotLightShadows[ i ].shadowNormalBias;\n\t\t#endif\n\t\tvSpotLightCoord[ i ] = spotLightMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n#endif",shadowmask_pars_fragment:"float getShadowMask() {\n\tfloat shadow = 1.0;\n\t#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tdirectionalLight = directionalLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowIntensity, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tspotLight = spotLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowIntensity, spotLight.shadowBias, spotLight.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tpointLight = pointLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowIntensity, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#endif\n\treturn shadow;\n}",skinbase_vertex:"#ifdef USE_SKINNING\n\tmat4 boneMatX = getBoneMatrix( skinIndex.x );\n\tmat4 boneMatY = getBoneMatrix( skinIndex.y );\n\tmat4 boneMatZ = getBoneMatrix( skinIndex.z );\n\tmat4 boneMatW = getBoneMatrix( skinIndex.w );\n#endif",skinning_pars_vertex:"#ifdef USE_SKINNING\n\tuniform mat4 bindMatrix;\n\tuniform mat4 bindMatrixInverse;\n\tuniform highp sampler2D boneTexture;\n\tmat4 getBoneMatrix( const in float i ) {\n\t\tint size = textureSize( boneTexture, 0 ).x;\n\t\tint j = int( i ) * 4;\n\t\tint x = j % size;\n\t\tint y = j / size;\n\t\tvec4 v1 = texelFetch( boneTexture, ivec2( x, y ), 0 );\n\t\tvec4 v2 = texelFetch( boneTexture, ivec2( x + 1, y ), 0 );\n\t\tvec4 v3 = texelFetch( boneTexture, ivec2( x + 2, y ), 0 );\n\t\tvec4 v4 = texelFetch( boneTexture, ivec2( x + 3, y ), 0 );\n\t\treturn mat4( v1, v2, v3, v4 );\n\t}\n#endif",skinning_vertex:"#ifdef USE_SKINNING\n\tvec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );\n\tvec4 skinned = vec4( 0.0 );\n\tskinned += boneMatX * skinVertex * skinWeight.x;\n\tskinned += boneMatY * skinVertex * skinWeight.y;\n\tskinned += boneMatZ * skinVertex * skinWeight.z;\n\tskinned += boneMatW * skinVertex * skinWeight.w;\n\ttransformed = ( bindMatrixInverse * skinned ).xyz;\n#endif",skinnormal_vertex:"#ifdef USE_SKINNING\n\tmat4 skinMatrix = mat4( 0.0 );\n\tskinMatrix += skinWeight.x * boneMatX;\n\tskinMatrix += skinWeight.y * boneMatY;\n\tskinMatrix += skinWeight.z * boneMatZ;\n\tskinMatrix += skinWeight.w * boneMatW;\n\tskinMatrix = bindMatrixInverse * skinMatrix * bindMatrix;\n\tobjectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;\n\t#ifdef USE_TANGENT\n\t\tobjectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#endif\n#endif",specularmap_fragment:"float specularStrength;\n#ifdef USE_SPECULARMAP\n\tvec4 texelSpecular = texture2D( specularMap, vSpecularMapUv );\n\tspecularStrength = texelSpecular.r;\n#else\n\tspecularStrength = 1.0;\n#endif",specularmap_pars_fragment:"#ifdef USE_SPECULARMAP\n\tuniform sampler2D specularMap;\n#endif",tonemapping_fragment:"#if defined( TONE_MAPPING )\n\tgl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\n#endif",tonemapping_pars_fragment:"#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\nuniform float toneMappingExposure;\nvec3 LinearToneMapping( vec3 color ) {\n\treturn saturate( toneMappingExposure * color );\n}\nvec3 ReinhardToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( color / ( vec3( 1.0 ) + color ) );\n}\nvec3 CineonToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\tcolor = max( vec3( 0.0 ), color - 0.004 );\n\treturn pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );\n}\nvec3 RRTAndODTFit( vec3 v ) {\n\tvec3 a = v * ( v + 0.0245786 ) - 0.000090537;\n\tvec3 b = v * ( 0.983729 * v + 0.4329510 ) + 0.238081;\n\treturn a / b;\n}\nvec3 ACESFilmicToneMapping( vec3 color ) {\n\tconst mat3 ACESInputMat = mat3(\n\t\tvec3( 0.59719, 0.07600, 0.02840 ),\t\tvec3( 0.35458, 0.90834, 0.13383 ),\n\t\tvec3( 0.04823, 0.01566, 0.83777 )\n\t);\n\tconst mat3 ACESOutputMat = mat3(\n\t\tvec3(  1.60475, -0.10208, -0.00327 ),\t\tvec3( -0.53108,  1.10813, -0.07276 ),\n\t\tvec3( -0.07367, -0.00605,  1.07602 )\n\t);\n\tcolor *= toneMappingExposure / 0.6;\n\tcolor = ACESInputMat * color;\n\tcolor = RRTAndODTFit( color );\n\tcolor = ACESOutputMat * color;\n\treturn saturate( color );\n}\nconst mat3 LINEAR_REC2020_TO_LINEAR_SRGB = mat3(\n\tvec3( 1.6605, - 0.1246, - 0.0182 ),\n\tvec3( - 0.5876, 1.1329, - 0.1006 ),\n\tvec3( - 0.0728, - 0.0083, 1.1187 )\n);\nconst mat3 LINEAR_SRGB_TO_LINEAR_REC2020 = mat3(\n\tvec3( 0.6274, 0.0691, 0.0164 ),\n\tvec3( 0.3293, 0.9195, 0.0880 ),\n\tvec3( 0.0433, 0.0113, 0.8956 )\n);\nvec3 agxDefaultContrastApprox( vec3 x ) {\n\tvec3 x2 = x * x;\n\tvec3 x4 = x2 * x2;\n\treturn + 15.5 * x4 * x2\n\t\t- 40.14 * x4 * x\n\t\t+ 31.96 * x4\n\t\t- 6.868 * x2 * x\n\t\t+ 0.4298 * x2\n\t\t+ 0.1191 * x\n\t\t- 0.00232;\n}\nvec3 AgXToneMapping( vec3 color ) {\n\tconst mat3 AgXInsetMatrix = mat3(\n\t\tvec3( 0.856627153315983, 0.137318972929847, 0.11189821299995 ),\n\t\tvec3( 0.0951212405381588, 0.761241990602591, 0.0767994186031903 ),\n\t\tvec3( 0.0482516061458583, 0.101439036467562, 0.811302368396859 )\n\t);\n\tconst mat3 AgXOutsetMatrix = mat3(\n\t\tvec3( 1.1271005818144368, - 0.1413297634984383, - 0.14132976349843826 ),\n\t\tvec3( - 0.11060664309660323, 1.157823702216272, - 0.11060664309660294 ),\n\t\tvec3( - 0.016493938717834573, - 0.016493938717834257, 1.2519364065950405 )\n\t);\n\tconst float AgxMinEv = - 12.47393;\tconst float AgxMaxEv = 4.026069;\n\tcolor *= toneMappingExposure;\n\tcolor = LINEAR_SRGB_TO_LINEAR_REC2020 * color;\n\tcolor = AgXInsetMatrix * color;\n\tcolor = max( color, 1e-10 );\tcolor = log2( color );\n\tcolor = ( color - AgxMinEv ) / ( AgxMaxEv - AgxMinEv );\n\tcolor = clamp( color, 0.0, 1.0 );\n\tcolor = agxDefaultContrastApprox( color );\n\tcolor = AgXOutsetMatrix * color;\n\tcolor = pow( max( vec3( 0.0 ), color ), vec3( 2.2 ) );\n\tcolor = LINEAR_REC2020_TO_LINEAR_SRGB * color;\n\tcolor = clamp( color, 0.0, 1.0 );\n\treturn color;\n}\nvec3 NeutralToneMapping( vec3 color ) {\n\tconst float StartCompression = 0.8 - 0.04;\n\tconst float Desaturation = 0.15;\n\tcolor *= toneMappingExposure;\n\tfloat x = min( color.r, min( color.g, color.b ) );\n\tfloat offset = x < 0.08 ? x - 6.25 * x * x : 0.04;\n\tcolor -= offset;\n\tfloat peak = max( color.r, max( color.g, color.b ) );\n\tif ( peak < StartCompression ) return color;\n\tfloat d = 1. - StartCompression;\n\tfloat newPeak = 1. - d * d / ( peak + d - StartCompression );\n\tcolor *= newPeak / peak;\n\tfloat g = 1. - 1. / ( Desaturation * ( peak - newPeak ) + 1. );\n\treturn mix( color, vec3( newPeak ), g );\n}\nvec3 CustomToneMapping( vec3 color ) { return color; }",transmission_fragment:"#ifdef USE_TRANSMISSION\n\tmaterial.transmission = transmission;\n\tmaterial.transmissionAlpha = 1.0;\n\tmaterial.thickness = thickness;\n\tmaterial.attenuationDistance = attenuationDistance;\n\tmaterial.attenuationColor = attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tmaterial.transmission *= texture2D( transmissionMap, vTransmissionMapUv ).r;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tmaterial.thickness *= texture2D( thicknessMap, vThicknessMapUv ).g;\n\t#endif\n\tvec3 pos = vWorldPosition;\n\tvec3 v = normalize( cameraPosition - pos );\n\tvec3 n = inverseTransformDirection( normal, viewMatrix );\n\tvec4 transmitted = getIBLVolumeRefraction(\n\t\tn, v, material.roughness, material.diffuseColor, material.specularColor, material.specularF90,\n\t\tpos, modelMatrix, viewMatrix, projectionMatrix, material.dispersion, material.ior, material.thickness,\n\t\tmaterial.attenuationColor, material.attenuationDistance );\n\tmaterial.transmissionAlpha = mix( material.transmissionAlpha, transmitted.a, material.transmission );\n\ttotalDiffuse = mix( totalDiffuse, transmitted.rgb, material.transmission );\n#endif",transmission_pars_fragment:"#ifdef USE_TRANSMISSION\n\tuniform float transmission;\n\tuniform float thickness;\n\tuniform float attenuationDistance;\n\tuniform vec3 attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tuniform sampler2D transmissionMap;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tuniform sampler2D thicknessMap;\n\t#endif\n\tuniform vec2 transmissionSamplerSize;\n\tuniform sampler2D transmissionSamplerMap;\n\tuniform mat4 modelMatrix;\n\tuniform mat4 projectionMatrix;\n\tvarying vec3 vWorldPosition;\n\tfloat w0( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * ( a * ( - a + 3.0 ) - 3.0 ) + 1.0 );\n\t}\n\tfloat w1( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a *  a * ( 3.0 * a - 6.0 ) + 4.0 );\n\t}\n\tfloat w2( float a ){\n\t\treturn ( 1.0 / 6.0 ) * ( a * ( a * ( - 3.0 * a + 3.0 ) + 3.0 ) + 1.0 );\n\t}\n\tfloat w3( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * a * a );\n\t}\n\tfloat g0( float a ) {\n\t\treturn w0( a ) + w1( a );\n\t}\n\tfloat g1( float a ) {\n\t\treturn w2( a ) + w3( a );\n\t}\n\tfloat h0( float a ) {\n\t\treturn - 1.0 + w1( a ) / ( w0( a ) + w1( a ) );\n\t}\n\tfloat h1( float a ) {\n\t\treturn 1.0 + w3( a ) / ( w2( a ) + w3( a ) );\n\t}\n\tvec4 bicubic( sampler2D tex, vec2 uv, vec4 texelSize, float lod ) {\n\t\tuv = uv * texelSize.zw + 0.5;\n\t\tvec2 iuv = floor( uv );\n\t\tvec2 fuv = fract( uv );\n\t\tfloat g0x = g0( fuv.x );\n\t\tfloat g1x = g1( fuv.x );\n\t\tfloat h0x = h0( fuv.x );\n\t\tfloat h1x = h1( fuv.x );\n\t\tfloat h0y = h0( fuv.y );\n\t\tfloat h1y = h1( fuv.y );\n\t\tvec2 p0 = ( vec2( iuv.x + h0x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p1 = ( vec2( iuv.x + h1x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p2 = ( vec2( iuv.x + h0x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p3 = ( vec2( iuv.x + h1x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;\n\t\treturn g0( fuv.y ) * ( g0x * textureLod( tex, p0, lod ) + g1x * textureLod( tex, p1, lod ) ) +\n\t\t\tg1( fuv.y ) * ( g0x * textureLod( tex, p2, lod ) + g1x * textureLod( tex, p3, lod ) );\n\t}\n\tvec4 textureBicubic( sampler2D sampler, vec2 uv, float lod ) {\n\t\tvec2 fLodSize = vec2( textureSize( sampler, int( lod ) ) );\n\t\tvec2 cLodSize = vec2( textureSize( sampler, int( lod + 1.0 ) ) );\n\t\tvec2 fLodSizeInv = 1.0 / fLodSize;\n\t\tvec2 cLodSizeInv = 1.0 / cLodSize;\n\t\tvec4 fSample = bicubic( sampler, uv, vec4( fLodSizeInv, fLodSize ), floor( lod ) );\n\t\tvec4 cSample = bicubic( sampler, uv, vec4( cLodSizeInv, cLodSize ), ceil( lod ) );\n\t\treturn mix( fSample, cSample, fract( lod ) );\n\t}\n\tvec3 getVolumeTransmissionRay( const in vec3 n, const in vec3 v, const in float thickness, const in float ior, const in mat4 modelMatrix ) {\n\t\tvec3 refractionVector = refract( - v, normalize( n ), 1.0 / ior );\n\t\tvec3 modelScale;\n\t\tmodelScale.x = length( vec3( modelMatrix[ 0 ].xyz ) );\n\t\tmodelScale.y = length( vec3( modelMatrix[ 1 ].xyz ) );\n\t\tmodelScale.z = length( vec3( modelMatrix[ 2 ].xyz ) );\n\t\treturn normalize( refractionVector ) * thickness * modelScale;\n\t}\n\tfloat applyIorToRoughness( const in float roughness, const in float ior ) {\n\t\treturn roughness * clamp( ior * 2.0 - 2.0, 0.0, 1.0 );\n\t}\n\tvec4 getTransmissionSample( const in vec2 fragCoord, const in float roughness, const in float ior ) {\n\t\tfloat lod = log2( transmissionSamplerSize.x ) * applyIorToRoughness( roughness, ior );\n\t\treturn textureBicubic( transmissionSamplerMap, fragCoord.xy, lod );\n\t}\n\tvec3 volumeAttenuation( const in float transmissionDistance, const in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tif ( isinf( attenuationDistance ) ) {\n\t\t\treturn vec3( 1.0 );\n\t\t} else {\n\t\t\tvec3 attenuationCoefficient = -log( attenuationColor ) / attenuationDistance;\n\t\t\tvec3 transmittance = exp( - attenuationCoefficient * transmissionDistance );\t\t\treturn transmittance;\n\t\t}\n\t}\n\tvec4 getIBLVolumeRefraction( const in vec3 n, const in vec3 v, const in float roughness, const in vec3 diffuseColor,\n\t\tconst in vec3 specularColor, const in float specularF90, const in vec3 position, const in mat4 modelMatrix,\n\t\tconst in mat4 viewMatrix, const in mat4 projMatrix, const in float dispersion, const in float ior, const in float thickness,\n\t\tconst in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tvec4 transmittedLight;\n\t\tvec3 transmittance;\n\t\t#ifdef USE_DISPERSION\n\t\t\tfloat halfSpread = ( ior - 1.0 ) * 0.025 * dispersion;\n\t\t\tvec3 iors = vec3( ior - halfSpread, ior, ior + halfSpread );\n\t\t\tfor ( int i = 0; i < 3; i ++ ) {\n\t\t\t\tvec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, iors[ i ], modelMatrix );\n\t\t\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\t\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n\t\t\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\t\t\trefractionCoords += 1.0;\n\t\t\t\trefractionCoords /= 2.0;\n\t\t\t\tvec4 transmissionSample = getTransmissionSample( refractionCoords, roughness, iors[ i ] );\n\t\t\t\ttransmittedLight[ i ] = transmissionSample[ i ];\n\t\t\t\ttransmittedLight.a += transmissionSample.a;\n\t\t\t\ttransmittance[ i ] = diffuseColor[ i ] * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance )[ i ];\n\t\t\t}\n\t\t\ttransmittedLight.a /= 3.0;\n\t\t#else\n\t\t\tvec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, ior, modelMatrix );\n\t\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n\t\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\t\trefractionCoords += 1.0;\n\t\t\trefractionCoords /= 2.0;\n\t\t\ttransmittedLight = getTransmissionSample( refractionCoords, roughness, ior );\n\t\t\ttransmittance = diffuseColor * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance );\n\t\t#endif\n\t\tvec3 attenuatedColor = transmittance * transmittedLight.rgb;\n\t\tvec3 F = EnvironmentBRDF( n, v, specularColor, specularF90, roughness );\n\t\tfloat transmittanceFactor = ( transmittance.r + transmittance.g + transmittance.b ) / 3.0;\n\t\treturn vec4( ( 1.0 - F ) * attenuatedColor, 1.0 - ( 1.0 - transmittedLight.a ) * transmittanceFactor );\n\t}\n#endif",uv_pars_fragment:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvarying vec2 vUv;\n#endif\n#ifdef USE_MAP\n\tvarying vec2 vMapUv;\n#endif\n#ifdef USE_ALPHAMAP\n\tvarying vec2 vAlphaMapUv;\n#endif\n#ifdef USE_LIGHTMAP\n\tvarying vec2 vLightMapUv;\n#endif\n#ifdef USE_AOMAP\n\tvarying vec2 vAoMapUv;\n#endif\n#ifdef USE_BUMPMAP\n\tvarying vec2 vBumpMapUv;\n#endif\n#ifdef USE_NORMALMAP\n\tvarying vec2 vNormalMapUv;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tvarying vec2 vEmissiveMapUv;\n#endif\n#ifdef USE_METALNESSMAP\n\tvarying vec2 vMetalnessMapUv;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tvarying vec2 vRoughnessMapUv;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tvarying vec2 vAnisotropyMapUv;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tvarying vec2 vClearcoatMapUv;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tvarying vec2 vClearcoatNormalMapUv;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tvarying vec2 vClearcoatRoughnessMapUv;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tvarying vec2 vIridescenceMapUv;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tvarying vec2 vIridescenceThicknessMapUv;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tvarying vec2 vSheenColorMapUv;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tvarying vec2 vSheenRoughnessMapUv;\n#endif\n#ifdef USE_SPECULARMAP\n\tvarying vec2 vSpecularMapUv;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tvarying vec2 vSpecularColorMapUv;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tvarying vec2 vSpecularIntensityMapUv;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tuniform mat3 transmissionMapTransform;\n\tvarying vec2 vTransmissionMapUv;\n#endif\n#ifdef USE_THICKNESSMAP\n\tuniform mat3 thicknessMapTransform;\n\tvarying vec2 vThicknessMapUv;\n#endif",uv_pars_vertex:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvarying vec2 vUv;\n#endif\n#ifdef USE_MAP\n\tuniform mat3 mapTransform;\n\tvarying vec2 vMapUv;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform mat3 alphaMapTransform;\n\tvarying vec2 vAlphaMapUv;\n#endif\n#ifdef USE_LIGHTMAP\n\tuniform mat3 lightMapTransform;\n\tvarying vec2 vLightMapUv;\n#endif\n#ifdef USE_AOMAP\n\tuniform mat3 aoMapTransform;\n\tvarying vec2 vAoMapUv;\n#endif\n#ifdef USE_BUMPMAP\n\tuniform mat3 bumpMapTransform;\n\tvarying vec2 vBumpMapUv;\n#endif\n#ifdef USE_NORMALMAP\n\tuniform mat3 normalMapTransform;\n\tvarying vec2 vNormalMapUv;\n#endif\n#ifdef USE_DISPLACEMENTMAP\n\tuniform mat3 displacementMapTransform;\n\tvarying vec2 vDisplacementMapUv;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tuniform mat3 emissiveMapTransform;\n\tvarying vec2 vEmissiveMapUv;\n#endif\n#ifdef USE_METALNESSMAP\n\tuniform mat3 metalnessMapTransform;\n\tvarying vec2 vMetalnessMapUv;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tuniform mat3 roughnessMapTransform;\n\tvarying vec2 vRoughnessMapUv;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tuniform mat3 anisotropyMapTransform;\n\tvarying vec2 vAnisotropyMapUv;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tuniform mat3 clearcoatMapTransform;\n\tvarying vec2 vClearcoatMapUv;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform mat3 clearcoatNormalMapTransform;\n\tvarying vec2 vClearcoatNormalMapUv;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform mat3 clearcoatRoughnessMapTransform;\n\tvarying vec2 vClearcoatRoughnessMapUv;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tuniform mat3 sheenColorMapTransform;\n\tvarying vec2 vSheenColorMapUv;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tuniform mat3 sheenRoughnessMapTransform;\n\tvarying vec2 vSheenRoughnessMapUv;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tuniform mat3 iridescenceMapTransform;\n\tvarying vec2 vIridescenceMapUv;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tuniform mat3 iridescenceThicknessMapTransform;\n\tvarying vec2 vIridescenceThicknessMapUv;\n#endif\n#ifdef USE_SPECULARMAP\n\tuniform mat3 specularMapTransform;\n\tvarying vec2 vSpecularMapUv;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tuniform mat3 specularColorMapTransform;\n\tvarying vec2 vSpecularColorMapUv;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tuniform mat3 specularIntensityMapTransform;\n\tvarying vec2 vSpecularIntensityMapUv;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tuniform mat3 transmissionMapTransform;\n\tvarying vec2 vTransmissionMapUv;\n#endif\n#ifdef USE_THICKNESSMAP\n\tuniform mat3 thicknessMapTransform;\n\tvarying vec2 vThicknessMapUv;\n#endif",uv_vertex:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvUv = vec3( uv, 1 ).xy;\n#endif\n#ifdef USE_MAP\n\tvMapUv = ( mapTransform * vec3( MAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ALPHAMAP\n\tvAlphaMapUv = ( alphaMapTransform * vec3( ALPHAMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_LIGHTMAP\n\tvLightMapUv = ( lightMapTransform * vec3( LIGHTMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_AOMAP\n\tvAoMapUv = ( aoMapTransform * vec3( AOMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_BUMPMAP\n\tvBumpMapUv = ( bumpMapTransform * vec3( BUMPMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_NORMALMAP\n\tvNormalMapUv = ( normalMapTransform * vec3( NORMALMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_DISPLACEMENTMAP\n\tvDisplacementMapUv = ( displacementMapTransform * vec3( DISPLACEMENTMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tvEmissiveMapUv = ( emissiveMapTransform * vec3( EMISSIVEMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_METALNESSMAP\n\tvMetalnessMapUv = ( metalnessMapTransform * vec3( METALNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tvRoughnessMapUv = ( roughnessMapTransform * vec3( ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tvAnisotropyMapUv = ( anisotropyMapTransform * vec3( ANISOTROPYMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tvClearcoatMapUv = ( clearcoatMapTransform * vec3( CLEARCOATMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tvClearcoatNormalMapUv = ( clearcoatNormalMapTransform * vec3( CLEARCOAT_NORMALMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tvClearcoatRoughnessMapUv = ( clearcoatRoughnessMapTransform * vec3( CLEARCOAT_ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tvIridescenceMapUv = ( iridescenceMapTransform * vec3( IRIDESCENCEMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tvIridescenceThicknessMapUv = ( iridescenceThicknessMapTransform * vec3( IRIDESCENCE_THICKNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tvSheenColorMapUv = ( sheenColorMapTransform * vec3( SHEEN_COLORMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tvSheenRoughnessMapUv = ( sheenRoughnessMapTransform * vec3( SHEEN_ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULARMAP\n\tvSpecularMapUv = ( specularMapTransform * vec3( SPECULARMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tvSpecularColorMapUv = ( specularColorMapTransform * vec3( SPECULAR_COLORMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tvSpecularIntensityMapUv = ( specularIntensityMapTransform * vec3( SPECULAR_INTENSITYMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tvTransmissionMapUv = ( transmissionMapTransform * vec3( TRANSMISSIONMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_THICKNESSMAP\n\tvThicknessMapUv = ( thicknessMapTransform * vec3( THICKNESSMAP_UV, 1 ) ).xy;\n#endif",worldpos_vertex:"#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP ) || defined ( USE_TRANSMISSION ) || NUM_SPOT_LIGHT_COORDS > 0\n\tvec4 worldPosition = vec4( transformed, 1.0 );\n\t#ifdef USE_BATCHING\n\t\tworldPosition = batchingMatrix * worldPosition;\n\t#endif\n\t#ifdef USE_INSTANCING\n\t\tworldPosition = instanceMatrix * worldPosition;\n\t#endif\n\tworldPosition = modelMatrix * worldPosition;\n#endif",background_vert:"varying vec2 vUv;\nuniform mat3 uvTransform;\nvoid main() {\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\tgl_Position = vec4( position.xy, 1.0, 1.0 );\n}",background_frag:"uniform sampler2D t2D;\nuniform float backgroundIntensity;\nvarying vec2 vUv;\nvoid main() {\n\tvec4 texColor = texture2D( t2D, vUv );\n\t#ifdef DECODE_VIDEO_TEXTURE\n\t\ttexColor = vec4( mix( pow( texColor.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), texColor.rgb * 0.0773993808, vec3( lessThanEqual( texColor.rgb, vec3( 0.04045 ) ) ) ), texColor.w );\n\t#endif\n\ttexColor.rgb *= backgroundIntensity;\n\tgl_FragColor = texColor;\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n}",backgroundCube_vert:"varying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n\tgl_Position.z = gl_Position.w;\n}",backgroundCube_frag:"#ifdef ENVMAP_TYPE_CUBE\n\tuniform samplerCube envMap;\n#elif defined( ENVMAP_TYPE_CUBE_UV )\n\tuniform sampler2D envMap;\n#endif\nuniform float flipEnvMap;\nuniform float backgroundBlurriness;\nuniform float backgroundIntensity;\nuniform mat3 backgroundRotation;\nvarying vec3 vWorldDirection;\n#include <cube_uv_reflection_fragment>\nvoid main() {\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 texColor = textureCube( envMap, backgroundRotation * vec3( flipEnvMap * vWorldDirection.x, vWorldDirection.yz ) );\n\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\tvec4 texColor = textureCubeUV( envMap, backgroundRotation * vWorldDirection, backgroundBlurriness );\n\t#else\n\t\tvec4 texColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t#endif\n\ttexColor.rgb *= backgroundIntensity;\n\tgl_FragColor = texColor;\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n}",cube_vert:"varying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n\tgl_Position.z = gl_Position.w;\n}",cube_frag:"uniform samplerCube tCube;\nuniform float tFlip;\nuniform float opacity;\nvarying vec3 vWorldDirection;\nvoid main() {\n\tvec4 texColor = textureCube( tCube, vec3( tFlip * vWorldDirection.x, vWorldDirection.yz ) );\n\tgl_FragColor = texColor;\n\tgl_FragColor.a *= opacity;\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n}",depth_vert:"#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include <uv_vertex>\n\t#include <batching_vertex>\n\t#include <skinbase_vertex>\n\t#include <morphinstance_vertex>\n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include <beginnormal_vertex>\n\t\t#include <morphnormal_vertex>\n\t\t#include <skinnormal_vertex>\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvHighPrecisionZW = gl_Position.zw;\n}",depth_frag:"#if DEPTH_PACKING == 3200\n\tuniform float opacity;\n#endif\n#include <common>\n#include <packing>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include <clipping_planes_fragment>\n\t#if DEPTH_PACKING == 3200\n\t\tdiffuseColor.a = opacity;\n\t#endif\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\t#include <logdepthbuf_fragment>\n\tfloat fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;\n\t#if DEPTH_PACKING == 3200\n\t\tgl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );\n\t#elif DEPTH_PACKING == 3201\n\t\tgl_FragColor = packDepthToRGBA( fragCoordZ );\n\t#elif DEPTH_PACKING == 3202\n\t\tgl_FragColor = vec4( packDepthToRGB( fragCoordZ ), 1.0 );\n\t#elif DEPTH_PACKING == 3203\n\t\tgl_FragColor = vec4( packDepthToRG( fragCoordZ ), 0.0, 1.0 );\n\t#endif\n}",distanceRGBA_vert:"#define DISTANCE\nvarying vec3 vWorldPosition;\n#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <batching_vertex>\n\t#include <skinbase_vertex>\n\t#include <morphinstance_vertex>\n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include <beginnormal_vertex>\n\t\t#include <morphnormal_vertex>\n\t\t#include <skinnormal_vertex>\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <worldpos_vertex>\n\t#include <clipping_planes_vertex>\n\tvWorldPosition = worldPosition.xyz;\n}",distanceRGBA_frag:"#define DISTANCE\nuniform vec3 referencePosition;\nuniform float nearDistance;\nuniform float farDistance;\nvarying vec3 vWorldPosition;\n#include <common>\n#include <packing>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main () {\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include <clipping_planes_fragment>\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\tfloat dist = length( vWorldPosition - referencePosition );\n\tdist = ( dist - nearDistance ) / ( farDistance - nearDistance );\n\tdist = saturate( dist );\n\tgl_FragColor = packDepthToRGBA( dist );\n}",equirect_vert:"varying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n}",equirect_frag:"uniform sampler2D tEquirect;\nvarying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvec3 direction = normalize( vWorldDirection );\n\tvec2 sampleUV = equirectUv( direction );\n\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n}",linedashed_vert:"uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\n#include <common>\n#include <uv_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\tvLineDistance = scale * lineDistance;\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphcolor_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n}",linedashed_frag:"uniform vec3 diffuse;\nuniform float opacity;\nuniform float dashSize;\nuniform float totalSize;\nvarying float vLineDistance;\n#include <common>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\n\tif ( mod( vLineDistance, totalSize ) > dashSize ) {\n\t\tdiscard;\n\t}\n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n}",meshbasic_vert:"#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphcolor_vertex>\n\t#include <batching_vertex>\n\t#if defined ( USE_ENVMAP ) || defined ( USE_SKINNING )\n\t\t#include <beginnormal_vertex>\n\t\t#include <morphnormal_vertex>\n\t\t#include <skinbase_vertex>\n\t\t#include <skinnormal_vertex>\n\t\t#include <defaultnormal_vertex>\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <fog_vertex>\n}",meshbasic_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\t#include <specularmap_fragment>\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vLightMapUv );\n\t\treflectedLight.indirectDiffuse += lightMapTexel.rgb * lightMapIntensity * RECIPROCAL_PI;\n\t#else\n\t\treflectedLight.indirectDiffuse += vec3( 1.0 );\n\t#endif\n\t#include <aomap_fragment>\n\treflectedLight.indirectDiffuse *= diffuseColor.rgb;\n\tvec3 outgoingLight = reflectedLight.indirectDiffuse;\n\t#include <envmap_fragment>\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshlambert_vert:"#define LAMBERT\nvarying vec3 vViewPosition;\n#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphcolor_vertex>\n\t#include <batching_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",meshlambert_frag:"#define LAMBERT\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <normal_pars_fragment>\n#include <lights_lambert_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\t#include <specularmap_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <lights_lambert_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include <envmap_fragment>\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshmatcap_vert:"#define MATCAP\nvarying vec3 vViewPosition;\n#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <color_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphcolor_vertex>\n\t#include <batching_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n\tvViewPosition = - mvPosition.xyz;\n}",meshmatcap_frag:"#define MATCAP\nuniform vec3 diffuse;\nuniform float opacity;\nuniform sampler2D matcap;\nvarying vec3 vViewPosition;\n#include <common>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <fog_pars_fragment>\n#include <normal_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\tvec3 viewDir = normalize( vViewPosition );\n\tvec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) );\n\tvec3 y = cross( viewDir, x );\n\tvec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5;\n\t#ifdef USE_MATCAP\n\t\tvec4 matcapColor = texture2D( matcap, uv );\n\t#else\n\t\tvec4 matcapColor = vec4( vec3( mix( 0.2, 0.8, uv.y ) ), 1.0 );\n\t#endif\n\tvec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshnormal_vert:"#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvarying vec3 vViewPosition;\n#endif\n#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <batching_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n}",meshnormal_frag:"#define NORMAL\nuniform float opacity;\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvarying vec3 vViewPosition;\n#endif\n#include <packing>\n#include <uv_pars_fragment>\n#include <normal_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( 0.0, 0.0, 0.0, opacity );\n\t#include <clipping_planes_fragment>\n\t#include <logdepthbuf_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\tgl_FragColor = vec4( packNormalToRGB( normal ), diffuseColor.a );\n\t#ifdef OPAQUE\n\t\tgl_FragColor.a = 1.0;\n\t#endif\n}",meshphong_vert:"#define PHONG\nvarying vec3 vViewPosition;\n#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <morphcolor_vertex>\n\t#include <batching_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",meshphong_frag:"#define PHONG\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <normal_pars_fragment>\n#include <lights_phong_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\t#include <specularmap_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <lights_phong_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#include <envmap_fragment>\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshphysical_vert:"#define STANDARD\nvarying vec3 vViewPosition;\n#ifdef USE_TRANSMISSION\n\tvarying vec3 vWorldPosition;\n#endif\n#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphcolor_vertex>\n\t#include <batching_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n#ifdef USE_TRANSMISSION\n\tvWorldPosition = worldPosition.xyz;\n#endif\n}",meshphysical_frag:"#define STANDARD\n#ifdef PHYSICAL\n\t#define IOR\n\t#define USE_SPECULAR\n#endif\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifdef IOR\n\tuniform float ior;\n#endif\n#ifdef USE_SPECULAR\n\tuniform float specularIntensity;\n\tuniform vec3 specularColor;\n\t#ifdef USE_SPECULAR_COLORMAP\n\t\tuniform sampler2D specularColorMap;\n\t#endif\n\t#ifdef USE_SPECULAR_INTENSITYMAP\n\t\tuniform sampler2D specularIntensityMap;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT\n\tuniform float clearcoat;\n\tuniform float clearcoatRoughness;\n#endif\n#ifdef USE_DISPERSION\n\tuniform float dispersion;\n#endif\n#ifdef USE_IRIDESCENCE\n\tuniform float iridescence;\n\tuniform float iridescenceIOR;\n\tuniform float iridescenceThicknessMinimum;\n\tuniform float iridescenceThicknessMaximum;\n#endif\n#ifdef USE_SHEEN\n\tuniform vec3 sheenColor;\n\tuniform float sheenRoughness;\n\t#ifdef USE_SHEEN_COLORMAP\n\t\tuniform sampler2D sheenColorMap;\n\t#endif\n\t#ifdef USE_SHEEN_ROUGHNESSMAP\n\t\tuniform sampler2D sheenRoughnessMap;\n\t#endif\n#endif\n#ifdef USE_ANISOTROPY\n\tuniform vec2 anisotropyVector;\n\t#ifdef USE_ANISOTROPYMAP\n\t\tuniform sampler2D anisotropyMap;\n\t#endif\n#endif\nvarying vec3 vViewPosition;\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <iridescence_fragment>\n#include <cube_uv_reflection_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_physical_pars_fragment>\n#include <fog_pars_fragment>\n#include <lights_pars_begin>\n#include <normal_pars_fragment>\n#include <lights_physical_pars_fragment>\n#include <transmission_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <clearcoat_pars_fragment>\n#include <iridescence_pars_fragment>\n#include <roughnessmap_pars_fragment>\n#include <metalnessmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\t#include <roughnessmap_fragment>\n\t#include <metalnessmap_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <clearcoat_normal_fragment_begin>\n\t#include <clearcoat_normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <lights_physical_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 totalDiffuse = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse;\n\tvec3 totalSpecular = reflectedLight.directSpecular + reflectedLight.indirectSpecular;\n\t#include <transmission_fragment>\n\tvec3 outgoingLight = totalDiffuse + totalSpecular + totalEmissiveRadiance;\n\t#ifdef USE_SHEEN\n\t\tfloat sheenEnergyComp = 1.0 - 0.157 * max3( material.sheenColor );\n\t\toutgoingLight = outgoingLight * sheenEnergyComp + sheenSpecularDirect + sheenSpecularIndirect;\n\t#endif\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNVcc = saturate( dot( geometryClearcoatNormal, geometryViewDir ) );\n\t\tvec3 Fcc = F_Schlick( material.clearcoatF0, material.clearcoatF90, dotNVcc );\n\t\toutgoingLight = outgoingLight * ( 1.0 - material.clearcoat * Fcc ) + ( clearcoatSpecularDirect + clearcoatSpecularIndirect ) * material.clearcoat;\n\t#endif\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshtoon_vert:"#define TOON\nvarying vec3 vViewPosition;\n#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphcolor_vertex>\n\t#include <batching_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",meshtoon_frag:"#define TOON\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <gradientmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <normal_pars_fragment>\n#include <lights_toon_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <lights_toon_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",points_vert:"uniform float size;\nuniform float scale;\n#include <common>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\n#ifdef USE_POINTS_UV\n\tvarying vec2 vUv;\n\tuniform mat3 uvTransform;\n#endif\nvoid main() {\n\t#ifdef USE_POINTS_UV\n\t\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\t#endif\n\t#include <color_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphcolor_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <project_vertex>\n\tgl_PointSize = size;\n\t#ifdef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) gl_PointSize *= ( scale / - mvPosition.z );\n\t#endif\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <worldpos_vertex>\n\t#include <fog_vertex>\n}",points_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include <common>\n#include <color_pars_fragment>\n#include <map_particle_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include <logdepthbuf_fragment>\n\t#include <map_particle_fragment>\n\t#include <color_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n}",shadow_vert:"#include <common>\n#include <batching_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <shadowmap_pars_vertex>\nvoid main() {\n\t#include <batching_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",shadow_frag:"uniform vec3 color;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <logdepthbuf_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <shadowmask_pars_fragment>\nvoid main() {\n\t#include <logdepthbuf_fragment>\n\tgl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) );\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n}",sprite_vert:"uniform float rotation;\nuniform vec2 center;\n#include <common>\n#include <uv_pars_vertex>\n#include <fog_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\tvec4 mvPosition = modelViewMatrix[ 3 ];\n\tvec2 scale = vec2( length( modelMatrix[ 0 ].xyz ), length( modelMatrix[ 1 ].xyz ) );\n\t#ifndef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) scale *= - mvPosition.z;\n\t#endif\n\tvec2 alignedPosition = ( position.xy - ( center - vec2( 0.5 ) ) ) * scale;\n\tvec2 rotatedPosition;\n\trotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y;\n\trotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;\n\tmvPosition.xy += rotatedPosition;\n\tgl_Position = projectionMatrix * mvPosition;\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n}",sprite_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include <common>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n}"},um={common:{diffuse:{value:new Od(16777215)},opacity:{value:1},map:{value:null},mapTransform:{value:new Hc},alphaMap:{value:null},alphaMapTransform:{value:new Hc},alphaTest:{value:0}},specularmap:{specularMap:{value:null},specularMapTransform:{value:new Hc}},envmap:{envMap:{value:null},envMapRotation:{value:new Hc},flipEnvMap:{value:-1},reflectivity:{value:1},ior:{value:1.5},refractionRatio:{value:.98}},aomap:{aoMap:{value:null},aoMapIntensity:{value:1},aoMapTransform:{value:new Hc}},lightmap:{lightMap:{value:null},lightMapIntensity:{value:1},lightMapTransform:{value:new Hc}},bumpmap:{bumpMap:{value:null},bumpMapTransform:{value:new Hc},bumpScale:{value:1}},normalmap:{normalMap:{value:null},normalMapTransform:{value:new Hc},normalScale:{value:new Vc(1,1)}},displacementmap:{displacementMap:{value:null},displacementMapTransform:{value:new Hc},displacementScale:{value:1},displacementBias:{value:0}},emissivemap:{emissiveMap:{value:null},emissiveMapTransform:{value:new Hc}},metalnessmap:{metalnessMap:{value:null},metalnessMapTransform:{value:new Hc}},roughnessmap:{roughnessMap:{value:null},roughnessMapTransform:{value:new Hc}},gradientmap:{gradientMap:{value:null}},fog:{fogDensity:{value:25e-5},fogNear:{value:1},fogFar:{value:2e3},fogColor:{value:new Od(16777215)}},lights:{ambientLightColor:{value:[]},lightProbe:{value:[]},directionalLights:{value:[],properties:{direction:{},color:{}}},directionalLightShadows:{value:[],properties:{shadowIntensity:1,shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},directionalShadowMap:{value:[]},directionalShadowMatrix:{value:[]},spotLights:{value:[],properties:{color:{},position:{},direction:{},distance:{},coneCos:{},penumbraCos:{},decay:{}}},spotLightShadows:{value:[],properties:{shadowIntensity:1,shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},spotLightMap:{value:[]},spotShadowMap:{value:[]},spotLightMatrix:{value:[]},pointLights:{value:[],properties:{color:{},position:{},decay:{},distance:{}}},pointLightShadows:{value:[],properties:{shadowIntensity:1,shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{},shadowCameraNear:{},shadowCameraFar:{}}},pointShadowMap:{value:[]},pointShadowMatrix:{value:[]},hemisphereLights:{value:[],properties:{direction:{},skyColor:{},groundColor:{}}},rectAreaLights:{value:[],properties:{color:{},position:{},width:{},height:{}}},ltc_1:{value:null},ltc_2:{value:null}},points:{diffuse:{value:new Od(16777215)},opacity:{value:1},size:{value:1},scale:{value:1},map:{value:null},alphaMap:{value:null},alphaMapTransform:{value:new Hc},alphaTest:{value:0},uvTransform:{value:new Hc}},sprite:{diffuse:{value:new Od(16777215)},opacity:{value:1},center:{value:new Vc(.5,.5)},rotation:{value:0},map:{value:null},mapTransform:{value:new Hc},alphaMap:{value:null},alphaMapTransform:{value:new Hc},alphaTest:{value:0}}},lm={basic:{uniforms:xf([um.common,um.specularmap,um.envmap,um.aomap,um.lightmap,um.fog]),vertexShader:sm.meshbasic_vert,fragmentShader:sm.meshbasic_frag},lambert:{uniforms:xf([um.common,um.specularmap,um.envmap,um.aomap,um.lightmap,um.emissivemap,um.bumpmap,um.normalmap,um.displacementmap,um.fog,um.lights,{emissive:{value:new Od(0)}}]),vertexShader:sm.meshlambert_vert,fragmentShader:sm.meshlambert_frag},phong:{uniforms:xf([um.common,um.specularmap,um.envmap,um.aomap,um.lightmap,um.emissivemap,um.bumpmap,um.normalmap,um.displacementmap,um.fog,um.lights,{emissive:{value:new Od(0)},specular:{value:new Od(1118481)},shininess:{value:30}}]),vertexShader:sm.meshphong_vert,fragmentShader:sm.meshphong_frag},standard:{uniforms:xf([um.common,um.envmap,um.aomap,um.lightmap,um.emissivemap,um.bumpmap,um.normalmap,um.displacementmap,um.roughnessmap,um.metalnessmap,um.fog,um.lights,{emissive:{value:new Od(0)},roughness:{value:1},metalness:{value:0},envMapIntensity:{value:1}}]),vertexShader:sm.meshphysical_vert,fragmentShader:sm.meshphysical_frag},toon:{uniforms:xf([um.common,um.aomap,um.lightmap,um.emissivemap,um.bumpmap,um.normalmap,um.displacementmap,um.gradientmap,um.fog,um.lights,{emissive:{value:new Od(0)}}]),vertexShader:sm.meshtoon_vert,fragmentShader:sm.meshtoon_frag},matcap:{uniforms:xf([um.common,um.bumpmap,um.normalmap,um.displacementmap,um.fog,{matcap:{value:null}}]),vertexShader:sm.meshmatcap_vert,fragmentShader:sm.meshmatcap_frag},points:{uniforms:xf([um.points,um.fog]),vertexShader:sm.points_vert,fragmentShader:sm.points_frag},dashed:{uniforms:xf([um.common,um.fog,{scale:{value:1},dashSize:{value:1},totalSize:{value:2}}]),vertexShader:sm.linedashed_vert,fragmentShader:sm.linedashed_frag},depth:{uniforms:xf([um.common,um.displacementmap]),vertexShader:sm.depth_vert,fragmentShader:sm.depth_frag},normal:{uniforms:xf([um.common,um.bumpmap,um.normalmap,um.displacementmap,{opacity:{value:1}}]),vertexShader:sm.meshnormal_vert,fragmentShader:sm.meshnormal_frag},sprite:{uniforms:xf([um.sprite,um.fog]),vertexShader:sm.sprite_vert,fragmentShader:sm.sprite_frag},background:{uniforms:{uvTransform:{value:new Hc},t2D:{value:null},backgroundIntensity:{value:1}},vertexShader:sm.background_vert,fragmentShader:sm.background_frag},backgroundCube:{uniforms:{envMap:{value:null},flipEnvMap:{value:-1},backgroundBlurriness:{value:0},backgroundIntensity:{value:1},backgroundRotation:{value:new Hc}},vertexShader:sm.backgroundCube_vert,fragmentShader:sm.backgroundCube_frag},cube:{uniforms:{tCube:{value:null},tFlip:{value:-1},opacity:{value:1}},vertexShader:sm.cube_vert,fragmentShader:sm.cube_frag},equirect:{uniforms:{tEquirect:{value:null}},vertexShader:sm.equirect_vert,fragmentShader:sm.equirect_frag},distanceRGBA:{uniforms:xf([um.common,um.displacementmap,{referencePosition:{value:new ph},nearDistance:{value:1},farDistance:{value:1e3}}]),vertexShader:sm.distanceRGBA_vert,fragmentShader:sm.distanceRGBA_frag},shadow:{uniforms:xf([um.lights,um.fog,{color:{value:new 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e=0;e<this._lodPlanes.length;e++)this._lodPlanes[e].dispose()}},{key:"_cleanup",value:function(e){this._renderer.setRenderTarget(Am,wm,Tm),this._renderer.xr.enabled=Mm,e.scissorTest=!1,Nm(e,0,0,e.width,e.height)}},{key:"_fromTexture",value:function(e,t){e.mapping===tl||e.mapping===nl?this._setSize(0===e.image.length?16:e.image[0].width||e.image[0].image.width):this._setSize(e.image.width/4),Am=this._renderer.getRenderTarget(),wm=this._renderer.getActiveCubeFace(),Tm=this._renderer.getActiveMipmapLevel(),Mm=this._renderer.xr.enabled,this._renderer.xr.enabled=!1;var n=t||this._allocateTargets();return this._textureToCubeUV(e,n),this._applyPMREM(n),this._cleanup(n),n}},{key:"_allocateTargets",value:function(){var e=3*Math.max(this._cubeSize,112),t=4*this._cubeSize,n={magFilter:ll,minFilter:ll,generateMipmaps:!1,type:_l,format:wl,colorSpace:bc,depthBuffer:!1},r=Im(e,t,n);if(null===this._pingPongRenderTarget||this._pingPongRenderTarget.width!==e||this._pingPongRenderTarget.height!==t){null!==this._pingPongRenderTarget&&this._dispose(),this._pingPongRenderTarget=Im(e,t,n);var i=this._lodMax,a=function(e){for(var t=[],n=[],r=[],i=e,a=e-4+1+_m.length,o=0;o<a;o++){var s=Math.pow(2,i);n.push(s);var u=1/s;o>e-4?u=_m[o-e+4-1]:0===o&&(u=0),r.push(u);for(var l=1/(s-2),c=-l,h=1+l,d=[c,c,h,c,h,h,c,c,h,h,c,h],f=6,p=6,v=3,m=2,g=1,y=new Float32Array(v*p*f),_=new Float32Array(m*p*f),b=new Float32Array(g*p*f),x=0;x<f;x++){var S=x%3*2/3-1,A=x>2?0:-1,w=[S,A,0,S+2/3,A,0,S+2/3,A+1,0,S,A,0,S+2/3,A+1,0,S,A+1,0];y.set(w,v*p*x),_.set(d,m*p*x);var T=[x,x,x,x,x,x];b.set(T,g*p*x)}var M=new af;M.setAttribute("position",new qd(y,v)),M.setAttribute("uv",new qd(_,m)),M.setAttribute("faceIndex",new qd(b,g)),t.push(M),i>4&&i--}return{lodPlanes:t,sizeLods:n,sigmas:r}}(i);this._sizeLods=a.sizeLods,this._lodPlanes=a.lodPlanes,this._sigmas=a.sigmas,this._blurMaterial=function(e,t,n){var r=new Float32Array(bm),i=new ph(0,1,0),a=new wf({name:"SphericalGaussianBlur",defines:{n:bm,CUBEUV_TEXEL_WIDTH:1/t,CUBEUV_TEXEL_HEIGHT:1/n,CUBEUV_MAX_MIP:"".concat(e,".0")},uniforms:{envMap:{value:null},samples:{value:1},weights:{value:r},latitudinal:{value:!1},dTheta:{value:0},mipInt:{value:0},poleAxis:{value:i}},vertexShader:"\n\n\t\tprecision mediump float;\n\t\tprecision mediump int;\n\n\t\tattribute float faceIndex;\n\n\t\tvarying vec3 vOutputDirection;\n\n\t\t// RH coordinate system; PMREM face-indexing convention\n\t\tvec3 getDirection( vec2 uv, float face ) {\n\n\t\t\tuv = 2.0 * uv - 1.0;\n\n\t\t\tvec3 direction = vec3( uv, 1.0 );\n\n\t\t\tif ( face == 0.0 ) {\n\n\t\t\t\tdirection = direction.zyx; // ( 1, v, u ) pos x\n\n\t\t\t} else if ( face == 1.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xz *= -1.0; // ( -u, 1, -v ) pos y\n\n\t\t\t} else if ( face == 2.0 ) {\n\n\t\t\t\tdirection.x *= -1.0; // ( -u, v, 1 ) pos z\n\n\t\t\t} else if ( face == 3.0 ) {\n\n\t\t\t\tdirection = direction.zyx;\n\t\t\t\tdirection.xz *= -1.0; // ( -1, v, -u ) neg x\n\n\t\t\t} else if ( face == 4.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xy *= -1.0; // ( -u, -1, v ) neg y\n\n\t\t\t} else if ( face == 5.0 ) {\n\n\t\t\t\tdirection.z *= -1.0; // ( u, v, -1 ) neg z\n\n\t\t\t}\n\n\t\t\treturn direction;\n\n\t\t}\n\n\t\tvoid main() {\n\n\t\t\tvOutputDirection = getDirection( uv, faceIndex );\n\t\t\tgl_Position = vec4( position, 1.0 );\n\n\t\t}\n\t",fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\t\t\tuniform int samples;\n\t\t\tuniform float weights[ n ];\n\t\t\tuniform bool latitudinal;\n\t\t\tuniform float dTheta;\n\t\t\tuniform float mipInt;\n\t\t\tuniform vec3 poleAxis;\n\n\t\t\t#define ENVMAP_TYPE_CUBE_UV\n\t\t\t#include <cube_uv_reflection_fragment>\n\n\t\t\tvec3 getSample( float theta, vec3 axis ) {\n\n\t\t\t\tfloat cosTheta = cos( theta );\n\t\t\t\t// Rodrigues' axis-angle rotation\n\t\t\t\tvec3 sampleDirection = vOutputDirection * cosTheta\n\t\t\t\t\t+ cross( axis, vOutputDirection ) * sin( theta )\n\t\t\t\t\t+ axis * dot( axis, vOutputDirection ) * ( 1.0 - cosTheta );\n\n\t\t\t\treturn bilinearCubeUV( envMap, sampleDirection, mipInt );\n\n\t\t\t}\n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 axis = latitudinal ? poleAxis : cross( poleAxis, vOutputDirection );\n\n\t\t\t\tif ( all( equal( axis, vec3( 0.0 ) ) ) ) {\n\n\t\t\t\t\taxis = vec3( vOutputDirection.z, 0.0, - vOutputDirection.x );\n\n\t\t\t\t}\n\n\t\t\t\taxis = normalize( axis );\n\n\t\t\t\tgl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t\t\t\tgl_FragColor.rgb += weights[ 0 ] * getSample( 0.0, axis );\n\n\t\t\t\tfor ( int i = 1; i < n; i++ ) {\n\n\t\t\t\t\tif ( i >= samples ) {\n\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t}\n\n\t\t\t\t\tfloat theta = dTheta * float( i );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( -1.0 * theta, axis );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( theta, axis );\n\n\t\t\t\t}\n\n\t\t\t}\n\t\t",blending:0,depthTest:!1,depthWrite:!1});return a}(i,e,t)}return r}},{key:"_compileMaterial",value:function(e){var t=new gf(this._lodPlanes[0],e);this._renderer.compile(t,xm)}},{key:"_sceneToCubeUV",value:function(e,t,n,r){var i=new kf(90,1,t,n),a=[1,-1,1,1,1,1],o=[1,1,1,-1,-1,-1],s=this._renderer,u=s.autoClear,l=s.toneMapping;s.getClearColor(Sm),s.toneMapping=0,s.autoClear=!1;var c=new zd({name:"PMREM.Background",side:1,depthWrite:!1,depthTest:!1}),h=new gf(new _f,c),d=!1,f=e.background;f?f.isColor&&(c.color.copy(f),e.background=null,d=!0):(c.color.copy(Sm),d=!0);for(var p=0;p<6;p++){var v=p%3;0===v?(i.up.set(0,a[p],0),i.lookAt(o[p],0,0)):1===v?(i.up.set(0,0,a[p]),i.lookAt(0,o[p],0)):(i.up.set(0,a[p],0),i.lookAt(0,0,o[p]));var m=this._cubeSize;Nm(r,v*m,p>2?m:0,m,m),s.setRenderTarget(r),d&&s.render(h,i),s.render(e,i)}h.geometry.dispose(),h.material.dispose(),s.toneMapping=l,s.autoClear=u,e.background=f}},{key:"_textureToCubeUV",value:function(e,t){var n=this._renderer,r=e.mapping===tl||e.mapping===nl;r?(null===this._cubemapMaterial&&(this._cubemapMaterial=Lm()),this._cubemapMaterial.uniforms.flipEnvMap.value=!1===e.isRenderTargetTexture?-1:1):null===this._equirectMaterial&&(this._equirectMaterial=Pm());var i=r?this._cubemapMaterial:this._equirectMaterial,a=new gf(this._lodPlanes[0],i);i.uniforms.envMap.value=e;var o=this._cubeSize;Nm(t,0,0,3*o,2*o),n.setRenderTarget(t),n.render(a,xm)}},{key:"_applyPMREM",value:function(e){var t=this._renderer,n=t.autoClear;t.autoClear=!1;for(var r=this._lodPlanes.length,i=1;i<r;i++){var a=Math.sqrt(this._sigmas[i]*this._sigmas[i]-this._sigmas[i-1]*this._sigmas[i-1]),o=km[(r-i-1)%km.length];this._blur(e,i-1,i,a,o)}t.autoClear=n}},{key:"_blur",value:function(e,t,n,r,i){var a=this._pingPongRenderTarget;this._halfBlur(e,a,t,n,r,"latitudinal",i),this._halfBlur(a,e,n,n,r,"longitudinal",i)}},{key:"_halfBlur",value:function(e,t,n,r,i,a,o){var s=this._renderer,u=this._blurMaterial;"latitudinal"!==a&&"longitudinal"!==a&&console.error("blur direction must be either latitudinal or longitudinal!");var l=new gf(this._lodPlanes[r],u),c=u.uniforms,h=this._sizeLods[n]-1,d=isFinite(i)?Math.PI/(2*h):2*Math.PI/39,f=i/d,p=isFinite(i)?1+Math.floor(3*f):bm;p>bm&&console.warn("sigmaRadians, ".concat(i,", is too large and will clip, as it requested ").concat(p," samples when the maximum is set to ").concat(bm));for(var v=[],m=0,g=0;g<bm;++g){var y=g/f,_=Math.exp(-y*y/2);v.push(_),0===g?m+=_:g<p&&(m+=2*_)}for(var b=0;b<v.length;b++)v[b]=v[b]/m;c.envMap.value=e.texture,c.samples.value=p,c.weights.value=v,c.latitudinal.value="latitudinal"===a,o&&(c.poleAxis.value=o);var x=this._lodMax;c.dTheta.value=d,c.mipInt.value=x-n;var S=this._sizeLods[r];Nm(t,3*S*(r>x-4?r-x+4:0),4*(this._cubeSize-S),3*S,2*S),s.setRenderTarget(t),s.render(l,xm)}}])}();function Im(e,t,n){var r=new ch(e,t,n);return r.texture.mapping=rl,r.texture.name="PMREM.cubeUv",r.scissorTest=!0,r}function Nm(e,t,n,r,i){e.viewport.set(t,n,r,i),e.scissor.set(t,n,r,i)}function Pm(){return new wf({name:"EquirectangularToCubeUV",uniforms:{envMap:{value:null}},vertexShader:"\n\n\t\tprecision mediump float;\n\t\tprecision mediump int;\n\n\t\tattribute float faceIndex;\n\n\t\tvarying vec3 vOutputDirection;\n\n\t\t// RH coordinate system; PMREM face-indexing convention\n\t\tvec3 getDirection( vec2 uv, float face ) {\n\n\t\t\tuv = 2.0 * uv - 1.0;\n\n\t\t\tvec3 direction = vec3( uv, 1.0 );\n\n\t\t\tif ( face == 0.0 ) {\n\n\t\t\t\tdirection = direction.zyx; // ( 1, v, u ) pos x\n\n\t\t\t} else if ( face == 1.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xz *= -1.0; // ( -u, 1, -v ) pos y\n\n\t\t\t} else if ( face == 2.0 ) {\n\n\t\t\t\tdirection.x *= -1.0; // ( -u, v, 1 ) pos z\n\n\t\t\t} else if ( face == 3.0 ) {\n\n\t\t\t\tdirection = direction.zyx;\n\t\t\t\tdirection.xz *= -1.0; // ( -1, v, -u ) neg x\n\n\t\t\t} else if ( face == 4.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xy *= -1.0; // ( -u, -1, v ) neg y\n\n\t\t\t} else if ( face == 5.0 ) {\n\n\t\t\t\tdirection.z *= -1.0; // ( u, v, -1 ) neg z\n\n\t\t\t}\n\n\t\t\treturn direction;\n\n\t\t}\n\n\t\tvoid main() {\n\n\t\t\tvOutputDirection = getDirection( uv, faceIndex );\n\t\t\tgl_Position = vec4( position, 1.0 );\n\n\t\t}\n\t",fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\n\t\t\t#include <common>\n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 outputDirection = normalize( vOutputDirection );\n\t\t\t\tvec2 uv = equirectUv( outputDirection );\n\n\t\t\t\tgl_FragColor = vec4( texture2D ( envMap, uv ).rgb, 1.0 );\n\n\t\t\t}\n\t\t",blending:0,depthTest:!1,depthWrite:!1})}function Lm(){return new wf({name:"CubemapToCubeUV",uniforms:{envMap:{value:null},flipEnvMap:{value:-1}},vertexShader:"\n\n\t\tprecision mediump float;\n\t\tprecision mediump int;\n\n\t\tattribute float faceIndex;\n\n\t\tvarying vec3 vOutputDirection;\n\n\t\t// RH coordinate system; PMREM face-indexing convention\n\t\tvec3 getDirection( vec2 uv, float face ) {\n\n\t\t\tuv = 2.0 * uv - 1.0;\n\n\t\t\tvec3 direction = vec3( uv, 1.0 );\n\n\t\t\tif ( face == 0.0 ) {\n\n\t\t\t\tdirection = direction.zyx; // ( 1, v, u ) pos x\n\n\t\t\t} else if ( face == 1.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xz *= -1.0; // ( -u, 1, -v ) pos y\n\n\t\t\t} else if ( face == 2.0 ) {\n\n\t\t\t\tdirection.x *= -1.0; // ( -u, v, 1 ) pos z\n\n\t\t\t} else if ( face == 3.0 ) {\n\n\t\t\t\tdirection = direction.zyx;\n\t\t\t\tdirection.xz *= -1.0; // ( -1, v, -u ) neg x\n\n\t\t\t} else if ( face == 4.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xy *= -1.0; // ( -u, -1, v ) neg y\n\n\t\t\t} else if ( face == 5.0 ) {\n\n\t\t\t\tdirection.z *= -1.0; // ( u, v, -1 ) neg z\n\n\t\t\t}\n\n\t\t\treturn direction;\n\n\t\t}\n\n\t\tvoid main() {\n\n\t\t\tvOutputDirection = getDirection( uv, faceIndex );\n\t\t\tgl_Position = vec4( position, 1.0 );\n\n\t\t}\n\t",fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tuniform float flipEnvMap;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform samplerCube envMap;\n\n\t\t\tvoid main() {\n\n\t\t\t\tgl_FragColor = textureCube( envMap, vec3( flipEnvMap * vOutputDirection.x, vOutputDirection.yz ) );\n\n\t\t\t}\n\t\t",blending:0,depthTest:!1,depthWrite:!1})}function Dm(e){var t=new WeakMap,n=null;function r(e){var n=e.target;n.removeEventListener("dispose",r);var i=t.get(n);void 0!==i&&(t.delete(n),i.dispose())}return{get:function(i){if(i&&i.isTexture){var a=i.mapping,o=303===a||304===a,s=a===tl||a===nl;if(o||s){var u=t.get(i),l=void 0!==u?u.texture.pmremVersion:0;if(i.isRenderTargetTexture&&i.pmremVersion!==l)return null===n&&(n=new Rm(e)),(u=o?n.fromEquirectangular(i,u):n.fromCubemap(i,u)).texture.pmremVersion=i.pmremVersion,t.set(i,u),u.texture;if(void 0!==u)return u.texture;var c=i.image;return o&&c&&c.height>0||s&&c&&function(e){for(var t=0,n=6,r=0;r<n;r++)void 0!==e[r]&&t++;return t===n}(c)?(null===n&&(n=new Rm(e)),(u=o?n.fromEquirectangular(i):n.fromCubemap(i)).texture.pmremVersion=i.pmremVersion,t.set(i,u),i.addEventListener("dispose",r),u.texture):null}}return i},dispose:function(){t=new WeakMap,null!==n&&(n.dispose(),n=null)}}}function Om(e){var t={};function n(n){if(void 0!==t[n])return t[n];var r;switch(n){case"WEBGL_depth_texture":r=e.getExtension("WEBGL_depth_texture")||e.getExtension("MOZ_WEBGL_depth_texture")||e.getExtension("WEBKIT_WEBGL_depth_texture");break;case"EXT_texture_filter_anisotropic":r=e.getExtension("EXT_texture_filter_anisotropic")||e.getExtension("MOZ_EXT_texture_filter_anisotropic")||e.getExtension("WEBKIT_EXT_texture_filter_anisotropic");break;case"WEBGL_compressed_texture_s3tc":r=e.getExtension("WEBGL_compressed_texture_s3tc")||e.getExtension("MOZ_WEBGL_compressed_texture_s3tc")||e.getExtension("WEBKIT_WEBGL_compressed_texture_s3tc");break;case"WEBGL_compressed_texture_pvrtc":r=e.getExtension("WEBGL_compressed_texture_pvrtc")||e.getExtension("WEBKIT_WEBGL_compressed_texture_pvrtc");break;default:r=e.getExtension(n)}return t[n]=r,r}return{has:function(e){return null!==n(e)},init:function(){n("EXT_color_buffer_float"),n("WEBGL_clip_cull_distance"),n("OES_texture_float_linear"),n("EXT_color_buffer_half_float"),n("WEBGL_multisampled_render_to_texture"),n("WEBGL_render_shared_exponent")},get:function(e){var t=n(e);return null===t&&qc("THREE.WebGLRenderer: "+e+" extension not supported."),t}}}function Fm(e,t,n,r){var i={},a=new WeakMap;function o(e){var s=e.target;for(var u in null!==s.index&&t.remove(s.index),s.attributes)t.remove(s.attributes[u]);s.removeEventListener("dispose",o),delete i[s.id];var l=a.get(s);l&&(t.remove(l),a.delete(s)),r.releaseStatesOfGeometry(s),!0===s.isInstancedBufferGeometry&&delete s._maxInstanceCount,n.memory.geometries--}function s(e){var n=[],r=e.index,i=e.attributes.position,o=0;if(null!==r){var s=r.array;o=r.version;for(var u=0,l=s.length;u<l;u+=3){var c=s[u+0],h=s[u+1],d=s[u+2];n.push(c,h,h,d,d,c)}}else{if(void 0===i)return;var f=i.array;o=i.version;for(var p=0,v=f.length/3-1;p<v;p+=3){var m=p+0,g=p+1,y=p+2;n.push(m,g,g,y,y,m)}}var _=new(Gc(n)?Yd:Xd)(n,1);_.version=o;var b=a.get(e);b&&t.remove(b),a.set(e,_)}return{get:function(e,t){return!0===i[t.id]||(t.addEventListener("dispose",o),i[t.id]=!0,n.memory.geometries++),t},update:function(n){var r=n.attributes;for(var i in r)t.update(r[i],e.ARRAY_BUFFER)},getWireframeAttribute:function(e){var t=a.get(e);if(t){var n=e.index;null!==n&&t.version<n.version&&s(e)}else s(e);return a.get(e)}}}function Bm(e,t,n){var r,i,a;function o(t,o,s){0!==s&&(e.drawElementsInstanced(r,o,i,t*a,s),n.update(o,r,s))}this.setMode=function(e){r=e},this.setIndex=function(e){i=e.type,a=e.bytesPerElement},this.render=function(t,o){e.drawElements(r,o,i,t*a),n.update(o,r,1)},this.renderInstances=o,this.renderMultiDraw=function(e,a,o){if(0!==o){t.get("WEBGL_multi_draw").multiDrawElementsWEBGL(r,a,0,i,e,0,o);for(var s=0,u=0;u<o;u++)s+=a[u];n.update(s,r,1)}},this.renderMultiDrawInstances=function(e,s,u,l){if(0!==u){var c=t.get("WEBGL_multi_draw");if(null===c)for(var h=0;h<e.length;h++)o(e[h]/a,s[h],l[h]);else{c.multiDrawElementsInstancedWEBGL(r,s,0,i,e,0,l,0,u);for(var d=0,f=0;f<u;f++)d+=s[f]*l[f];n.update(d,r,1)}}}}function Um(e){var t={frame:0,calls:0,triangles:0,points:0,lines:0};return{memory:{geometries:0,textures:0},render:t,programs:null,autoReset:!0,reset:function(){t.calls=0,t.triangles=0,t.points=0,t.lines=0},update:function(n,r,i){switch(t.calls++,r){case e.TRIANGLES:t.triangles+=i*(n/3);break;case e.LINES:t.lines+=i*(n/2);break;case e.LINE_STRIP:t.lines+=i*(n-1);break;case e.LINE_LOOP:t.lines+=i*n;break;case e.POINTS:t.points+=i*n;break;default:console.error("THREE.WebGLInfo: Unknown draw mode:",r)}}}}function zm(e,t,n){var r=new WeakMap,i=new uh;return{update:function(a,o,s){var u=a.morphTargetInfluences,l=o.morphAttributes.position||o.morphAttributes.normal||o.morphAttributes.color,c=void 0!==l?l.length:0,h=r.get(o);if(void 0===h||h.count!==c){void 0!==h&&h.texture.dispose();var d=void 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n=o.getProgramInfoLog(g).trim(),r=o.getShaderInfoLog(A).trim(),s=o.getShaderInfoLog(w).trim(),u=!0,l=!0;if(!1===o.getProgramParameter(g,o.LINK_STATUS))if(u=!1,"function"==typeof e.debug.onShaderError)e.debug.onShaderError(o,g,A,w);else{var c=Kg(o,A,"vertex"),h=Kg(o,w,"fragment");console.error("THREE.WebGLProgram: Shader Error "+o.getError()+" - VALIDATE_STATUS "+o.getProgramParameter(g,o.VALIDATE_STATUS)+"\n\nMaterial Name: "+t.name+"\nMaterial Type: "+t.type+"\n\nProgram Info Log: "+n+"\n"+c+"\n"+h)}else""!==n?console.warn("THREE.WebGLProgram: Program Info Log:",n):""!==r&&""!==s||(l=!1);l&&(t.diagnostics={runnable:u,programLog:n,vertexShader:{log:r,prefix:i},fragmentShader:{log:s,prefix:a}})}o.deleteShader(A),o.deleteShader(w),_=new Qg(o,g),b=function(e,t){for(var n={},r=e.getProgramParameter(t,e.ACTIVE_ATTRIBUTES),i=0;i<r;i++){var 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wy(e,t){return(t.castShadow?2:0)-(e.castShadow?2:0)+(t.map?1:0)-(e.map?1:0)}function Ty(e){for(var t,n=new Sy,r=(t={},{get:function(e){if(void 0!==t[e.id])return t[e.id];var n;switch(e.type){case"DirectionalLight":case"SpotLight":n={shadowIntensity:1,shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new Vc};break;case"PointLight":n={shadowIntensity:1,shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new Vc,shadowCameraNear:1,shadowCameraFar:1e3}}return 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B=n.get(S);B.skyColor.copy(S.color).multiplyScalar(w),B.groundColor.copy(S.groundColor).multiplyScalar(w),i.hemi[f]=B,f++}}d>0&&(!0===e.has("OES_texture_float_linear")?(i.rectAreaLTC1=um.LTC_FLOAT_1,i.rectAreaLTC2=um.LTC_FLOAT_2):(i.rectAreaLTC1=um.LTC_HALF_1,i.rectAreaLTC2=um.LTC_HALF_2)),i.ambient[0]=a,i.ambient[1]=o,i.ambient[2]=s;var U=i.hash;U.directionalLength===l&&U.pointLength===c&&U.spotLength===h&&U.rectAreaLength===d&&U.hemiLength===f&&U.numDirectionalShadows===p&&U.numPointShadows===v&&U.numSpotShadows===m&&U.numSpotMaps===g&&U.numLightProbes===_||(i.directional.length=l,i.spot.length=h,i.rectArea.length=d,i.point.length=c,i.hemi.length=f,i.directionalShadow.length=p,i.directionalShadowMap.length=p,i.pointShadow.length=v,i.pointShadowMap.length=v,i.spotShadow.length=m,i.spotShadowMap.length=m,i.directionalShadowMatrix.length=p,i.pointShadowMatrix.length=v,i.spotLightMatrix.length=m+g-y,i.spotLightMap.length=g,i.numSpotLightShadowsWithMaps=y,i.numLightProbes=_,U.directionalLength=l,U.pointLength=c,U.spotLength=h,U.rectAreaLength=d,U.hemiLength=f,U.numDirectionalShadows=p,U.numPointShadows=v,U.numSpotShadows=m,U.numSpotMaps=g,U.numLightProbes=_,i.version=Ay++)},setupView:function(e,t){for(var n=0,r=0,a=0,l=0,c=0,h=t.matrixWorldInverse,d=0,f=e.length;d<f;d++){var p=e[d];if(p.isDirectionalLight){var 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WeakMap,h=[],d=null,f=!1,p=null,v=null,m=null,g=null,y=null,_=null,b=null,x=new Od(0,0,0),S=0,A=!1,w=null,T=null,E=null,C=null,k=null,B.set(0,0,e.canvas.width,e.canvas.height),U.set(0,0,e.canvas.width,e.canvas.height),r.reset(),i.reset(),a.reset()}}}function Iy(e,t,n,r,i,a,o){var s,u=t.has("WEBGL_multisampled_render_to_texture")?t.get("WEBGL_multisampled_render_to_texture"):null,l="undefined"!=typeof navigator&&/OculusBrowser/g.test(navigator.userAgent),c=new Vc,h=new WeakMap,d=new WeakMap,f=!1;try{f="undefined"!=typeof OffscreenCanvas&&null!==new OffscreenCanvas(1,1).getContext("2d")}catch(G){}function p(e,t){return f?new OffscreenCanvas(e,t):jc("canvas")}function v(e,t,n){var r=1,i=W(e);if((i.width>n||i.height>n)&&(r=n/Math.max(i.width,i.height)),r<1){if("undefined"!=typeof HTMLImageElement&&e instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&e instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap||"undefined"!=typeof VideoFrame&&e 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s=r;if(r===e.RED&&(i===e.FLOAT&&(s=e.R32F),i===e.HALF_FLOAT&&(s=e.R16F),i===e.UNSIGNED_BYTE&&(s=e.R8)),r===e.RED_INTEGER&&(i===e.UNSIGNED_BYTE&&(s=e.R8UI),i===e.UNSIGNED_SHORT&&(s=e.R16UI),i===e.UNSIGNED_INT&&(s=e.R32UI),i===e.BYTE&&(s=e.R8I),i===e.SHORT&&(s=e.R16I),i===e.INT&&(s=e.R32I)),r===e.RG&&(i===e.FLOAT&&(s=e.RG32F),i===e.HALF_FLOAT&&(s=e.RG16F),i===e.UNSIGNED_BYTE&&(s=e.RG8)),r===e.RG_INTEGER&&(i===e.UNSIGNED_BYTE&&(s=e.RG8UI),i===e.UNSIGNED_SHORT&&(s=e.RG16UI),i===e.UNSIGNED_INT&&(s=e.RG32UI),i===e.BYTE&&(s=e.RG8I),i===e.SHORT&&(s=e.RG16I),i===e.INT&&(s=e.RG32I)),r===e.RGB_INTEGER&&(i===e.UNSIGNED_BYTE&&(s=e.RGB8UI),i===e.UNSIGNED_SHORT&&(s=e.RGB16UI),i===e.UNSIGNED_INT&&(s=e.RGB32UI),i===e.BYTE&&(s=e.RGB8I),i===e.SHORT&&(s=e.RGB16I),i===e.INT&&(s=e.RGB32I)),r===e.RGBA_INTEGER&&(i===e.UNSIGNED_BYTE&&(s=e.RGBA8UI),i===e.UNSIGNED_SHORT&&(s=e.RGBA16UI),i===e.UNSIGNED_INT&&(s=e.RGBA32UI),i===e.BYTE&&(s=e.RGBA8I),i===e.SHORT&&(s=e.RGBA16I),i===e.INT&&(s=e.RGBA32I)),r===e.RGB&&i===e.UNSIGNED_INT_5_9_9_9_REV&&(s=e.RGB9_E5),r===e.RGBA){var u=o?xc:$c.getTransfer(a);i===e.FLOAT&&(s=e.RGBA32F),i===e.HALF_FLOAT&&(s=e.RGBA16F),i===e.UNSIGNED_BYTE&&(s=u===Sc?e.SRGB8_ALPHA8:e.RGBA8),i===e.UNSIGNED_SHORT_4_4_4_4&&(s=e.RGBA4),i===e.UNSIGNED_SHORT_5_5_5_1&&(s=e.RGB5_A1)}return s!==e.R16F&&s!==e.R32F&&s!==e.RG16F&&s!==e.RG32F&&s!==e.RGBA16F&&s!==e.RGBA32F||t.get("EXT_color_buffer_float"),s}function b(t,n){var r;return t?null===n||n===gl||n===Sl?r=e.DEPTH24_STENCIL8:n===yl?r=e.DEPTH32F_STENCIL8:n===vl&&(r=e.DEPTH24_STENCIL8,console.warn("DepthTexture: 16 bit depth attachment is not supported with stencil. 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OES_texture_float_linear not supported on this device."),e.texParameteri(n,e.TEXTURE_WRAP_S,C[a.wrapS]),e.texParameteri(n,e.TEXTURE_WRAP_T,C[a.wrapT]),n!==e.TEXTURE_3D&&n!==e.TEXTURE_2D_ARRAY||e.texParameteri(n,e.TEXTURE_WRAP_R,C[a.wrapR]),e.texParameteri(n,e.TEXTURE_MAG_FILTER,k[a.magFilter]),e.texParameteri(n,e.TEXTURE_MIN_FILTER,k[a.minFilter]),a.compareFunction&&(e.texParameteri(n,e.TEXTURE_COMPARE_MODE,e.COMPARE_REF_TO_TEXTURE),e.texParameteri(n,e.TEXTURE_COMPARE_FUNC,R[a.compareFunction])),!0===t.has("EXT_texture_filter_anisotropic")){if(a.magFilter===sl)return;if(a.minFilter!==ul&&a.minFilter!==hl)return;if(a.type===yl&&!1===t.has("OES_texture_float_linear"))return;if(a.anisotropy>1||r.get(a).__currentAnisotropy){var o=t.get("EXT_texture_filter_anisotropic");e.texParameterf(n,o.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(a.anisotropy,i.getMaxAnisotropy())),r.get(a).__currentAnisotropy=a.anisotropy}}}function N(t,n){var r=!1;void 0===t.__webglInit&&(t.__webglInit=!0,n.addEventListener("dispose",S));var i=n.source,a=d.get(i);void 0===a&&(a={},d.set(i,a));var s=function(e){var t=[];return t.push(e.wrapS),t.push(e.wrapT),t.push(e.wrapR||0),t.push(e.magFilter),t.push(e.minFilter),t.push(e.anisotropy),t.push(e.internalFormat),t.push(e.format),t.push(e.type),t.push(e.generateMipmaps),t.push(e.premultiplyAlpha),t.push(e.flipY),t.push(e.unpackAlignment),t.push(e.colorSpace),t.join()}(n);if(s!==t.__cacheKey){void 0===a[s]&&(a[s]={texture:e.createTexture(),usedTimes:0},o.memory.textures++,r=!0),a[s].usedTimes++;var u=a[t.__cacheKey];void 0!==u&&(a[t.__cacheKey].usedTimes--,0===u.usedTimes&&w(n)),t.__cacheKey=s,t.__webglTexture=a[s].texture}return r}function P(t,o,s){var u=e.TEXTURE_2D;(o.isDataArrayTexture||o.isCompressedArrayTexture)&&(u=e.TEXTURE_2D_ARRAY),o.isData3DTexture&&(u=e.TEXTURE_3D);var l=N(t,o),c=o.source;n.bindTexture(u,t.__webglTexture,e.TEXTURE0+s);var h=r.get(c);if(c.version!==h.__version||!0===l){n.activeTexture(e.TEXTURE0+s);var d=$c.getPrimaries($c.workingColorSpace),f=o.colorSpace===yc?null:$c.getPrimaries(o.colorSpace),p=o.colorSpace===yc||d===f?e.NONE:e.BROWSER_DEFAULT_WEBGL;e.pixelStorei(e.UNPACK_FLIP_Y_WEBGL,o.flipY),e.pixelStorei(e.UNPACK_PREMULTIPLY_ALPHA_WEBGL,o.premultiplyAlpha),e.pixelStorei(e.UNPACK_ALIGNMENT,o.unpackAlignment),e.pixelStorei(e.UNPACK_COLORSPACE_CONVERSION_WEBGL,p);var y=v(o.image,!1,i.maxTextureSize);y=H(o,y);var S,A=a.convert(o.format,o.colorSpace),w=a.convert(o.type),T=_(o.internalFormat,A,w,o.colorSpace,o.isVideoTexture);I(u,o);var M=o.mipmaps,E=!0!==o.isVideoTexture,C=void 0===h.__version||!0===l,k=c.dataReady,R=x(o,y);if(o.isDepthTexture)T=b(o.format===Ml,o.type),C&&(E?n.texStorage2D(e.TEXTURE_2D,1,T,y.width,y.height):n.texImage2D(e.TEXTURE_2D,0,T,y.width,y.height,0,A,w,null));else if(o.isDataTexture)if(M.length>0){E&&C&&n.texStorage2D(e.TEXTURE_2D,R,T,M[0].width,M[0].height);for(var P=0,D=M.length;P<D;P++)S=M[P],E?k&&n.texSubImage2D(e.TEXTURE_2D,P,0,0,S.width,S.height,A,w,S.data):n.texImage2D(e.TEXTURE_2D,P,T,S.width,S.height,0,A,w,S.data);o.generateMipmaps=!1}else E?(C&&n.texStorage2D(e.TEXTURE_2D,R,T,y.width,y.height),k&&n.texSubImage2D(e.TEXTURE_2D,0,0,0,y.width,y.height,A,w,y.data)):n.texImage2D(e.TEXTURE_2D,0,T,y.width,y.height,0,A,w,y.data);else if(o.isCompressedTexture)if(o.isCompressedArrayTexture){E&&C&&n.texStorage3D(e.TEXTURE_2D_ARRAY,R,T,M[0].width,M[0].height,y.depth);for(var O=0,F=M.length;O<F;O++)if(S=M[O],o.format!==wl)if(null!==A)if(E){if(k)if(o.layerUpdates.size>0){var B,U=im(S.width,S.height,o.format,o.type),z=L(o.layerUpdates);try{for(z.s();!(B=z.n()).done;){var V=B.value,j=S.data.subarray(V*U/S.data.BYTES_PER_ELEMENT,(V+1)*U/S.data.BYTES_PER_ELEMENT);n.compressedTexSubImage3D(e.TEXTURE_2D_ARRAY,O,0,0,V,S.width,S.height,1,A,j)}}catch(G){z.e(G)}finally{z.f()}o.clearLayerUpdates()}else n.compressedTexSubImage3D(e.TEXTURE_2D_ARRAY,O,0,0,0,S.width,S.height,y.depth,A,S.data)}else n.compressedTexImage3D(e.TEXTURE_2D_ARRAY,O,T,S.width,S.height,y.depth,0,S.data,0,0);else console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .uploadTexture()");else E?k&&n.texSubImage3D(e.TEXTURE_2D_ARRAY,O,0,0,0,S.width,S.height,y.depth,A,w,S.data):n.texImage3D(e.TEXTURE_2D_ARRAY,O,T,S.width,S.height,y.depth,0,A,w,S.data)}else{E&&C&&n.texStorage2D(e.TEXTURE_2D,R,T,M[0].width,M[0].height);for(var Q=0,q=M.length;Q<q;Q++)S=M[Q],o.format!==wl?null!==A?E?k&&n.compressedTexSubImage2D(e.TEXTURE_2D,Q,0,0,S.width,S.height,A,S.data):n.compressedTexImage2D(e.TEXTURE_2D,Q,T,S.width,S.height,0,S.data):console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .uploadTexture()"):E?k&&n.texSubImage2D(e.TEXTURE_2D,Q,0,0,S.width,S.height,A,w,S.data):n.texImage2D(e.TEXTURE_2D,Q,T,S.width,S.height,0,A,w,S.data)}else if(o.isDataArrayTexture)if(E){if(C&&n.texStorage3D(e.TEXTURE_2D_ARRAY,R,T,y.width,y.height,y.depth),k)if(o.layerUpdates.size>0){var X,Y=im(y.width,y.height,o.format,o.type),K=L(o.layerUpdates);try{for(K.s();!(X=K.n()).done;){var Z=X.value,J=y.data.subarray(Z*Y/y.data.BYTES_PER_ELEMENT,(Z+1)*Y/y.data.BYTES_PER_ELEMENT);n.texSubImage3D(e.TEXTURE_2D_ARRAY,0,0,0,Z,y.width,y.height,1,A,w,J)}}catch(G){K.e(G)}finally{K.f()}o.clearLayerUpdates()}else n.texSubImage3D(e.TEXTURE_2D_ARRAY,0,0,0,0,y.width,y.height,y.depth,A,w,y.data)}else n.texImage3D(e.TEXTURE_2D_ARRAY,0,T,y.width,y.height,y.depth,0,A,w,y.data);else if(o.isData3DTexture)E?(C&&n.texStorage3D(e.TEXTURE_3D,R,T,y.width,y.height,y.depth),k&&n.texSubImage3D(e.TEXTURE_3D,0,0,0,0,y.width,y.height,y.depth,A,w,y.data)):n.texImage3D(e.TEXTURE_3D,0,T,y.width,y.height,y.depth,0,A,w,y.data);else if(o.isFramebufferTexture){if(C)if(E)n.texStorage2D(e.TEXTURE_2D,R,T,y.width,y.height);else for(var $=y.width,ee=y.height,te=0;te<R;te++)n.texImage2D(e.TEXTURE_2D,te,T,$,ee,0,A,w,null),$>>=1,ee>>=1}else if(M.length>0){if(E&&C){var ne=W(M[0]);n.texStorage2D(e.TEXTURE_2D,R,T,ne.width,ne.height)}for(var re=0,ie=M.length;re<ie;re++)S=M[re],E?k&&n.texSubImage2D(e.TEXTURE_2D,re,0,0,A,w,S):n.texImage2D(e.TEXTURE_2D,re,T,A,w,S);o.generateMipmaps=!1}else if(E){if(C){var ae=W(y);n.texStorage2D(e.TEXTURE_2D,R,T,ae.width,ae.height)}k&&n.texSubImage2D(e.TEXTURE_2D,0,0,0,A,w,y)}else n.texImage2D(e.TEXTURE_2D,0,T,A,w,y);m(o)&&g(u),h.__version=c.version,o.onUpdate&&o.onUpdate(o)}t.__version=o.version}function D(t,i,o,s,l,c){var h=a.convert(o.format,o.colorSpace),d=a.convert(o.type),f=_(o.internalFormat,h,d,o.colorSpace),p=r.get(i),v=r.get(o);if(v.__renderTarget=i,!p.__hasExternalTextures){var m=Math.max(1,i.width>>c),g=Math.max(1,i.height>>c);l===e.TEXTURE_3D||l===e.TEXTURE_2D_ARRAY?n.texImage3D(l,c,f,m,g,i.depth,0,h,d,null):n.texImage2D(l,c,f,m,g,0,h,d,null)}n.bindFramebuffer(e.FRAMEBUFFER,t),V(i)?u.framebufferTexture2DMultisampleEXT(e.FRAMEBUFFER,s,l,v.__webglTexture,0,z(i)):(l===e.TEXTURE_2D||l>=e.TEXTURE_CUBE_MAP_POSITIVE_X&&l<=e.TEXTURE_CUBE_MAP_NEGATIVE_Z)&&e.framebufferTexture2D(e.FRAMEBUFFER,s,l,v.__webglTexture,c),n.bindFramebuffer(e.FRAMEBUFFER,null)}function O(t,n,r){if(e.bindRenderbuffer(e.RENDERBUFFER,t),n.depthBuffer){var i=n.depthTexture,o=i&&i.isDepthTexture?i.type:null,s=b(n.stencilBuffer,o),l=n.stencilBuffer?e.DEPTH_STENCIL_ATTACHMENT:e.DEPTH_ATTACHMENT,c=z(n);V(n)?u.renderbufferStorageMultisampleEXT(e.RENDERBUFFER,c,s,n.width,n.height):r?e.renderbufferStorageMultisample(e.RENDERBUFFER,c,s,n.width,n.height):e.renderbufferStorage(e.RENDERBUFFER,s,n.width,n.height),e.framebufferRenderbuffer(e.FRAMEBUFFER,l,e.RENDERBUFFER,t)}else for(var h=n.textures,d=0;d<h.length;d++){var f=h[d],p=a.convert(f.format,f.colorSpace),v=a.convert(f.type),m=_(f.internalFormat,p,v,f.colorSpace),g=z(n);r&&!1===V(n)?e.renderbufferStorageMultisample(e.RENDERBUFFER,g,m,n.width,n.height):V(n)?u.renderbufferStorageMultisampleEXT(e.RENDERBUFFER,g,m,n.width,n.height):e.renderbufferStorage(e.RENDERBUFFER,m,n.width,n.height)}e.bindRenderbuffer(e.RENDERBUFFER,null)}function F(t){var i=r.get(t),a=!0===t.isWebGLCubeRenderTarget;if(i.__boundDepthTexture!==t.depthTexture){var o=t.depthTexture;if(i.__depthDisposeCallback&&i.__depthDisposeCallback(),o){var s=function(){delete i.__boundDepthTexture,delete i.__depthDisposeCallback,o.removeEventListener("dispose",s)};o.addEventListener("dispose",s),i.__depthDisposeCallback=s}i.__boundDepthTexture=o}if(t.depthTexture&&!i.__autoAllocateDepthBuffer){if(a)throw new Error("target.depthTexture not supported in Cube render targets");!function(t,i){if(i&&i.isWebGLCubeRenderTarget)throw new Error("Depth Texture with 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d=t.stencilBuffer?e.DEPTH_STENCIL_ATTACHMENT:e.DEPTH_ATTACHMENT,f=i.__webglDepthbuffer;e.bindRenderbuffer(e.RENDERBUFFER,f),e.framebufferRenderbuffer(e.FRAMEBUFFER,d,e.RENDERBUFFER,f)}n.bindFramebuffer(e.FRAMEBUFFER,null)}var B=[],U=[];function z(e){return Math.min(i.maxSamples,e.samples)}function V(e){var n=r.get(e);return e.samples>0&&!0===t.has("WEBGL_multisampled_render_to_texture")&&!1!==n.__useRenderToTexture}function H(e,t){var n=e.colorSpace,r=e.format,i=e.type;return!0===e.isCompressedTexture||!0===e.isVideoTexture||n!==bc&&n!==yc&&($c.getTransfer(n)===Sc?r===wl&&i===dl||console.warn("THREE.WebGLTextures: sRGB encoded textures have to use RGBAFormat and UnsignedByteType."):console.error("THREE.WebGLTextures: Unsupported texture color space:",n)),t}function W(e){return"undefined"!=typeof HTMLImageElement&&e instanceof HTMLImageElement?(c.width=e.naturalWidth||e.width,c.height=e.naturalHeight||e.height):"undefined"!=typeof VideoFrame&&e instanceof 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z=A[U].image[B].image;C?R&&n.texSubImage2D(e.TEXTURE_CUBE_MAP_POSITIVE_X+B,U+1,0,0,z.width,z.height,T,M,z.data):n.texImage2D(e.TEXTURE_CUBE_MAP_POSITIVE_X+B,U+1,E,z.width,z.height,0,T,M,z.data)}}else{C?R&&n.texSubImage2D(e.TEXTURE_CUBE_MAP_POSITIVE_X+B,0,0,0,T,M,b[B]):n.texImage2D(e.TEXTURE_CUBE_MAP_POSITIVE_X+B,0,E,T,M,b[B]);for(var V=0;V<A.length;V++){var G=A[V];C?R&&n.texSubImage2D(e.TEXTURE_CUBE_MAP_POSITIVE_X+B,V+1,0,0,T,M,G.image[B]):n.texImage2D(e.TEXTURE_CUBE_MAP_POSITIVE_X+B,V+1,E,T,M,G.image[B])}}}m(o)&&g(e.TEXTURE_CUBE_MAP),c.__version=l.version,o.onUpdate&&o.onUpdate(o)}t.__version=o.version}(s,t,o):n.bindTexture(e.TEXTURE_CUBE_MAP,s.__webglTexture,e.TEXTURE0+o)},this.rebindTextures=function(t,n,i){var a=r.get(t);void 0!==n&&D(a.__webglFramebuffer,t,t.texture,e.COLOR_ATTACHMENT0,e.TEXTURE_2D,0),void 0!==i&&F(t)},this.setupRenderTarget=function(t){var i=t.texture,s=r.get(t),u=r.get(i);t.addEventListener("dispose",A);var l=t.textures,c=!0===t.isWebGLCubeRenderTarget,h=l.length>1;if(h||(void 0===u.__webglTexture&&(u.__webglTexture=e.createTexture()),u.__version=i.version,o.memory.textures++),c){s.__webglFramebuffer=[];for(var d=0;d<6;d++)if(i.mipmaps&&i.mipmaps.length>0){s.__webglFramebuffer[d]=[];for(var f=0;f<i.mipmaps.length;f++)s.__webglFramebuffer[d][f]=e.createFramebuffer()}else s.__webglFramebuffer[d]=e.createFramebuffer()}else{if(i.mipmaps&&i.mipmaps.length>0){s.__webglFramebuffer=[];for(var p=0;p<i.mipmaps.length;p++)s.__webglFramebuffer[p]=e.createFramebuffer()}else s.__webglFramebuffer=e.createFramebuffer();if(h)for(var v=0,y=l.length;v<y;v++){var b=r.get(l[v]);void 0===b.__webglTexture&&(b.__webglTexture=e.createTexture(),o.memory.textures++)}if(t.samples>0&&!1===V(t)){s.__webglMultisampledFramebuffer=e.createFramebuffer(),s.__webglColorRenderbuffer=[],n.bindFramebuffer(e.FRAMEBUFFER,s.__webglMultisampledFramebuffer);for(var x=0;x<l.length;x++){var S=l[x];s.__webglColorRenderbuffer[x]=e.createRenderbuffer(),e.bindRenderbuffer(e.RENDERBUFFER,s.__webglColorRenderbuffer[x]);var w=a.convert(S.format,S.colorSpace),T=a.convert(S.type),M=_(S.internalFormat,w,T,S.colorSpace,!0===t.isXRRenderTarget),E=z(t);e.renderbufferStorageMultisample(e.RENDERBUFFER,E,M,t.width,t.height),e.framebufferRenderbuffer(e.FRAMEBUFFER,e.COLOR_ATTACHMENT0+x,e.RENDERBUFFER,s.__webglColorRenderbuffer[x])}e.bindRenderbuffer(e.RENDERBUFFER,null),t.depthBuffer&&(s.__webglDepthRenderbuffer=e.createRenderbuffer(),O(s.__webglDepthRenderbuffer,t,!0)),n.bindFramebuffer(e.FRAMEBUFFER,null)}}if(c){n.bindTexture(e.TEXTURE_CUBE_MAP,u.__webglTexture),I(e.TEXTURE_CUBE_MAP,i);for(var C=0;C<6;C++)if(i.mipmaps&&i.mipmaps.length>0)for(var k=0;k<i.mipmaps.length;k++)D(s.__webglFramebuffer[C][k],t,i,e.COLOR_ATTACHMENT0,e.TEXTURE_CUBE_MAP_POSITIVE_X+C,k);else 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s=y(e),u=r.get(o).__webglTexture;n.bindTexture(s,u),g(s),n.unbindTexture()}}},this.updateMultisampleRenderTarget=function(t){if(t.samples>0)if(!1===V(t)){var i=t.textures,a=t.width,o=t.height,s=e.COLOR_BUFFER_BIT,u=t.stencilBuffer?e.DEPTH_STENCIL_ATTACHMENT:e.DEPTH_ATTACHMENT,c=r.get(t),h=i.length>1;if(h)for(var d=0;d<i.length;d++)n.bindFramebuffer(e.FRAMEBUFFER,c.__webglMultisampledFramebuffer),e.framebufferRenderbuffer(e.FRAMEBUFFER,e.COLOR_ATTACHMENT0+d,e.RENDERBUFFER,null),n.bindFramebuffer(e.FRAMEBUFFER,c.__webglFramebuffer),e.framebufferTexture2D(e.DRAW_FRAMEBUFFER,e.COLOR_ATTACHMENT0+d,e.TEXTURE_2D,null,0);n.bindFramebuffer(e.READ_FRAMEBUFFER,c.__webglMultisampledFramebuffer),n.bindFramebuffer(e.DRAW_FRAMEBUFFER,c.__webglFramebuffer);for(var f=0;f<i.length;f++){if(t.resolveDepthBuffer&&(t.depthBuffer&&(s|=e.DEPTH_BUFFER_BIT),t.stencilBuffer&&t.resolveStencilBuffer&&(s|=e.STENCIL_BUFFER_BIT)),h){e.framebufferRenderbuffer(e.READ_FRAMEBUFFER,e.COLOR_ATTACHMENT0,e.RENDERBUFFER,c.__webglColorRenderbuffer[f]);var p=r.get(i[f]).__webglTexture;e.framebufferTexture2D(e.DRAW_FRAMEBUFFER,e.COLOR_ATTACHMENT0,e.TEXTURE_2D,p,0)}e.blitFramebuffer(0,0,a,o,0,0,a,o,s,e.NEAREST),!0===l&&(B.length=0,U.length=0,B.push(e.COLOR_ATTACHMENT0+f),t.depthBuffer&&!1===t.resolveDepthBuffer&&(B.push(u),U.push(u),e.invalidateFramebuffer(e.DRAW_FRAMEBUFFER,U)),e.invalidateFramebuffer(e.READ_FRAMEBUFFER,B))}if(n.bindFramebuffer(e.READ_FRAMEBUFFER,null),n.bindFramebuffer(e.DRAW_FRAMEBUFFER,null),h)for(var v=0;v<i.length;v++){n.bindFramebuffer(e.FRAMEBUFFER,c.__webglMultisampledFramebuffer),e.framebufferRenderbuffer(e.FRAMEBUFFER,e.COLOR_ATTACHMENT0+v,e.RENDERBUFFER,c.__webglColorRenderbuffer[v]);var 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i=t.get(r),a=i.envMap,o=i.envMapRotation;a&&(e.envMap.value=a,Dy.copy(o),Dy.x*=-1,Dy.y*=-1,Dy.z*=-1,a.isCubeTexture&&!1===a.isRenderTargetTexture&&(Dy.y*=-1,Dy.z*=-1),e.envMapRotation.value.setFromMatrix4(Oy.makeRotationFromEuler(Dy)),e.flipEnvMap.value=a.isCubeTexture&&!1===a.isRenderTargetTexture?-1:1,e.reflectivity.value=r.reflectivity,e.ior.value=r.ior,e.refractionRatio.value=r.refractionRatio),r.lightMap&&(e.lightMap.value=r.lightMap,e.lightMapIntensity.value=r.lightMapIntensity,n(r.lightMap,e.lightMapTransform)),r.aoMap&&(e.aoMap.value=r.aoMap,e.aoMapIntensity.value=r.aoMapIntensity,n(r.aoMap,e.aoMapTransform))}return{refreshFogUniforms:function(t,n){n.color.getRGB(t.fogColor.value,Sf(e)),n.isFog?(t.fogNear.value=n.near,t.fogFar.value=n.far):n.isFogExp2&&(t.fogDensity.value=n.density)},refreshMaterialUniforms:function(e,i,a,o,s){i.isMeshBasicMaterial||i.isMeshLambertMaterial?r(e,i):i.isMeshToonMaterial?(r(e,i),function(e,t){t.gradientMap&&(e.gradientMap.value=t.gradientMap)}(e,i)):i.isMeshPhongMaterial?(r(e,i),function(e,t){e.specular.value.copy(t.specular),e.shininess.value=Math.max(t.shininess,1e-4)}(e,i)):i.isMeshStandardMaterial?(r(e,i),function(e,t){e.metalness.value=t.metalness,t.metalnessMap&&(e.metalnessMap.value=t.metalnessMap,n(t.metalnessMap,e.metalnessMapTransform));e.roughness.value=t.roughness,t.roughnessMap&&(e.roughnessMap.value=t.roughnessMap,n(t.roughnessMap,e.roughnessMapTransform));t.envMap&&(e.envMapIntensity.value=t.envMapIntensity)}(e,i),i.isMeshPhysicalMaterial&&function(e,t,r){e.ior.value=t.ior,t.sheen>0&&(e.sheenColor.value.copy(t.sheenColor).multiplyScalar(t.sheen),e.sheenRoughness.value=t.sheenRoughness,t.sheenColorMap&&(e.sheenColorMap.value=t.sheenColorMap,n(t.sheenColorMap,e.sheenColorMapTransform)),t.sheenRoughnessMap&&(e.sheenRoughnessMap.value=t.sheenRoughnessMap,n(t.sheenRoughnessMap,e.sheenRoughnessMapTransform)));t.clearcoat>0&&(e.clearcoat.value=t.clearcoat,e.clearcoatRoughness.value=t.clearcoatRoughness,t.clearcoatMap&&(e.clearcoatMap.value=t.clearcoatMap,n(t.clearcoatMap,e.clearcoatMapTransform)),t.clearcoatRoughnessMap&&(e.clearcoatRoughnessMap.value=t.clearcoatRoughnessMap,n(t.clearcoatRoughnessMap,e.clearcoatRoughnessMapTransform)),t.clearcoatNormalMap&&(e.clearcoatNormalMap.value=t.clearcoatNormalMap,n(t.clearcoatNormalMap,e.clearcoatNormalMapTransform),e.clearcoatNormalScale.value.copy(t.clearcoatNormalScale),1===t.side&&e.clearcoatNormalScale.value.negate()));t.dispersion>0&&(e.dispersion.value=t.dispersion);t.iridescence>0&&(e.iridescence.value=t.iridescence,e.iridescenceIOR.value=t.iridescenceIOR,e.iridescenceThicknessMinimum.value=t.iridescenceThicknessRange[0],e.iridescenceThicknessMaximum.value=t.iridescenceThicknessRange[1],t.iridescenceMap&&(e.iridescenceMap.value=t.iridescenceMap,n(t.iridescenceMap,e.iridescenceMapTransform)),t.iridescenceThicknessMap&&(e.iridescenceThicknessMap.value=t.iridescenceThicknessMap,n(t.iridescenceThicknessMap,e.iridescenceThicknessMapTransform)));t.transmission>0&&(e.transmission.value=t.transmission,e.transmissionSamplerMap.value=r.texture,e.transmissionSamplerSize.value.set(r.width,r.height),t.transmissionMap&&(e.transmissionMap.value=t.transmissionMap,n(t.transmissionMap,e.transmissionMapTransform)),e.thickness.value=t.thickness,t.thicknessMap&&(e.thicknessMap.value=t.thicknessMap,n(t.thicknessMap,e.thicknessMapTransform)),e.attenuationDistance.value=t.attenuationDistance,e.attenuationColor.value.copy(t.attenuationColor));t.anisotropy>0&&(e.anisotropyVector.value.set(t.anisotropy*Math.cos(t.anisotropyRotation),t.anisotropy*Math.sin(t.anisotropyRotation)),t.anisotropyMap&&(e.anisotropyMap.value=t.anisotropyMap,n(t.anisotropyMap,e.anisotropyMapTransform)));e.specularIntensity.value=t.specularIntensity,e.specularColor.value.copy(t.specularColor),t.specularColorMap&&(e.specularColorMap.value=t.specularColorMap,n(t.specularColorMap,e.specularColorMapTransform));t.specularIntensityMap&&(e.specularIntensityMap.value=t.specularIntensityMap,n(t.specularIntensityMap,e.specularIntensityMapTransform))}(e,i,s)):i.isMeshMatcapMaterial?(r(e,i),function(e,t){t.matcap&&(e.matcap.value=t.matcap)}(e,i)):i.isMeshDepthMaterial?r(e,i):i.isMeshDistanceMaterial?(r(e,i),function(e,n){var r=t.get(n).light;e.referencePosition.value.setFromMatrixPosition(r.matrixWorld),e.nearDistance.value=r.shadow.camera.near,e.farDistance.value=r.shadow.camera.far}(e,i)):i.isMeshNormalMaterial?r(e,i):i.isLineBasicMaterial?(function(e,t){e.diffuse.value.copy(t.color),e.opacity.value=t.opacity,t.map&&(e.map.value=t.map,n(t.map,e.mapTransform))}(e,i),i.isLineDashedMaterial&&function(e,t){e.dashSize.value=t.dashSize,e.totalSize.value=t.dashSize+t.gapSize,e.scale.value=t.scale}(e,i)):i.isPointsMaterial?function(e,t,r,i){e.diffuse.value.copy(t.color),e.opacity.value=t.opacity,e.size.value=t.size*r,e.scale.value=.5*i,t.map&&(e.map.value=t.map,n(t.map,e.uvTransform));t.alphaMap&&(e.alphaMap.value=t.alphaMap,n(t.alphaMap,e.alphaMapTransform));t.alphaTest>0&&(e.alphaTest.value=t.alphaTest)}(e,i,a,o):i.isSpriteMaterial?function(e,t){e.diffuse.value.copy(t.color),e.opacity.value=t.opacity,e.rotation.value=t.rotation,t.map&&(e.map.value=t.map,n(t.map,e.mapTransform));t.alphaMap&&(e.alphaMap.value=t.alphaMap,n(t.alphaMap,e.alphaMapTransform));t.alphaTest>0&&(e.alphaTest.value=t.alphaTest)}(e,i):i.isShadowMaterial?(e.color.value.copy(i.color),e.opacity.value=i.opacity):i.isShaderMaterial&&(i.uniformsNeedUpdate=!1)}}}function 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0!==arguments[2]?arguments[2]:null;null===n&&(n=e),(I=we.get(n)).init(t),P.push(I),n.traverseVisible(function(e){e.isLight&&e.layers.test(t.layers)&&(I.pushLight(e),e.castShadow&&I.pushShadow(e))}),e!==n&&e.traverseVisible(function(e){e.isLight&&e.layers.test(t.layers)&&(I.pushLight(e),e.castShadow&&I.pushShadow(e))}),I.setupLights();var r=new Set;return e.traverse(function(e){if(e.isMesh||e.isPoints||e.isLine||e.isSprite){var t=e.material;if(t)if(Array.isArray(t))for(var i=0;i<t.length;i++){var a=t[i];Ge(a,n,e),r.add(a)}else Ge(t,n,e),r.add(t)}}),P.pop(),I=null,r},this.compileAsync=function(e,t){var n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null,r=this.compile(e,t,n);return new Promise(function(t){function n(){r.forEach(function(e){pe.get(e).currentProgram.isReady()&&r.delete(e)}),0!==r.size?setTimeout(n,10):t(e)}null!==ce.get("KHR_parallel_shader_compile")?n():setTimeout(n,10)})};var je=null;function Qe(){Xe.stop()}function qe(){Xe.start()}var Xe=new am;function Ye(e,t,n,r){if(!1!==e.visible){if(e.layers.test(t.layers))if(e.isGroup)n=e.renderOrder;else if(e.isLOD)!0===e.autoUpdate&&e.update(t);else if(e.isLight)I.pushLight(e),e.castShadow&&I.pushShadow(e);else if(e.isSprite){if(!e.frustumCulled||ee.intersectsSprite(e)){r&&oe.setFromMatrixPosition(e.matrixWorld).applyMatrix4(ie);var i=be.update(e),a=e.material;a.visible&&R.push(e,i,a,n,oe.z,null)}}else if((e.isMesh||e.isLine||e.isPoints)&&(!e.frustumCulled||ee.intersectsObject(e))){var o=be.update(e),s=e.material;if(r&&(void 0!==e.boundingSphere?(null===e.boundingSphere&&e.computeBoundingSphere(),oe.copy(e.boundingSphere.center)):(null===o.boundingSphere&&o.computeBoundingSphere(),oe.copy(o.boundingSphere.center)),oe.applyMatrix4(e.matrixWorld).applyMatrix4(ie)),Array.isArray(s))for(var u=o.groups,l=0,c=u.length;l<c;l++){var h=u[l],d=s[h.materialIndex];d&&d.visible&&R.push(e,o,d,n,oe.z,h)}else s.visible&&R.push(e,o,s,n,oe.z,null)}for(var f=e.children,p=0,v=f.length;p<v;p++)Ye(f[p],t,n,r)}}function Ke(e,t,n,r){var i=e.opaque,a=e.transmissive,o=e.transparent;I.setupLightsView(n),!0===te&&Te.setGlobalState(L.clippingPlanes,n),r&&de.viewport(V.copy(r)),i.length>0&&Je(i,t,n),a.length>0&&Je(a,t,n),o.length>0&&Je(o,t,n),de.buffers.depth.setTest(!0),de.buffers.depth.setMask(!0),de.buffers.color.setMask(!0),de.setPolygonOffset(!1)}function Ze(e,t,n,r){if(null===(!0===n.isScene?n.overrideMaterial:null)){void 0===I.state.transmissionRenderTarget[r.id]&&(I.state.transmissionRenderTarget[r.id]=new ch(1,1,{generateMipmaps:!0,type:ce.has("EXT_color_buffer_half_float")||ce.has("EXT_color_buffer_float")?_l:dl,minFilter:hl,samples:4,stencilBuffer:c,resolveDepthBuffer:!1,resolveStencilBuffer:!1,colorSpace:$c.workingColorSpace}));var i=I.state.transmissionRenderTarget[r.id],a=r.viewport||V;i.setSize(a.z*L.transmissionResolutionScale,a.w*L.transmissionResolutionScale);var o=L.getRenderTarget();L.setRenderTarget(i),L.getClearColor(G),(j=L.getClearAlpha())<1&&L.setClearColor(16777215,.5),L.clear(),ue&&Ee.render(n);var s=L.toneMapping;L.toneMapping=0;var u=r.viewport;if(void 0!==r.viewport&&(r.viewport=void 0),I.setupLightsView(r),!0===te&&Te.setGlobalState(L.clippingPlanes,r),Je(e,n,r),ve.updateMultisampleRenderTarget(i),ve.updateRenderTargetMipmap(i),!1===ce.has("WEBGL_multisampled_render_to_texture")){for(var l=!1,h=0,d=t.length;h<d;h++){var f=t[h],p=f.object,v=f.geometry,m=f.material,g=f.group;if(2===m.side&&p.layers.test(r.layers)){var y=m.side;m.side=1,m.needsUpdate=!0,$e(p,n,r,v,m,g),m.side=y,m.needsUpdate=!0,l=!0}}!0===l&&(ve.updateMultisampleRenderTarget(i),ve.updateRenderTargetMipmap(i))}L.setRenderTarget(o),L.setClearColor(G,j),void 0!==u&&(r.viewport=u),L.toneMapping=s}}function Je(e,t,n){for(var r=!0===t.isScene?t.overrideMaterial:null,i=0,a=e.length;i<a;i++){var o=e[i],s=o.object,u=o.geometry,l=null===r?o.material:r,c=o.group;s.layers.test(n.layers)&&$e(s,t,n,u,l,c)}}function $e(e,t,n,r,i,a){e.onBeforeRender(L,t,n,r,i,a),e.modelViewMatrix.multiplyMatrices(n.matrixWorldInverse,e.matrixWorld),e.normalMatrix.getNormalMatrix(e.modelViewMatrix),i.onBeforeRender(L,t,n,r,e,a),!0===i.transparent&&2===i.side&&!1===i.forceSinglePass?(i.side=1,i.needsUpdate=!0,L.renderBufferDirect(n,t,r,i,e,a),i.side=0,i.needsUpdate=!0,L.renderBufferDirect(n,t,r,i,e,a),i.side=2):L.renderBufferDirect(n,t,r,i,e,a),e.onAfterRender(L,t,n,r,i,a)}function et(e,t,n){!0!==t.isScene&&(t=se);var r=pe.get(e),i=I.state.lights,a=I.state.shadowsArray,o=i.state.version,s=xe.getParameters(e,i.state,a,t,n),u=xe.getProgramCacheKey(s),l=r.programs;r.environment=e.isMeshStandardMaterial?t.environment:null,r.fog=t.fog,r.envMap=(e.isMeshStandardMaterial?ge:me).get(e.envMap||r.environment),r.envMapRotation=null!==r.environment&&null===e.envMap?t.environmentRotation:e.envMapRotation,void 0===l&&(e.addEventListener("dispose",We),l=new Map,r.programs=l);var c=l.get(u);if(void 0!==c){if(r.currentProgram===c&&r.lightsStateVersion===o)return nt(e,s),c}else s.uniforms=xe.getUniforms(e),e.onBeforeCompile(s,L),c=xe.acquireProgram(s,u),l.set(u,c),r.uniforms=s.uniforms;var h=r.uniforms;return(e.isShaderMaterial||e.isRawShaderMaterial)&&!0!==e.clipping||(h.clippingPlanes=Te.uniform),nt(e,s),r.needsLights=function(e){return e.isMeshLambertMaterial||e.isMeshToonMaterial||e.isMeshPhongMaterial||e.isMeshStandardMaterial||e.isShadowMaterial||e.isShaderMaterial&&!0===e.lights}(e),r.lightsStateVersion=o,r.needsLights&&(h.ambientLightColor.value=i.state.ambient,h.lightProbe.value=i.state.probe,h.directionalLights.value=i.state.directional,h.directionalLightShadows.value=i.state.directionalShadow,h.spotLights.value=i.state.spot,h.spotLightShadows.value=i.state.spotShadow,h.rectAreaLights.value=i.state.rectArea,h.ltc_1.value=i.state.rectAreaLTC1,h.ltc_2.value=i.state.rectAreaLTC2,h.pointLights.value=i.state.point,h.pointLightShadows.value=i.state.pointShadow,h.hemisphereLights.value=i.state.hemi,h.directionalShadowMap.value=i.state.directionalShadowMap,h.directionalShadowMatrix.value=i.state.directionalShadowMatrix,h.spotShadowMap.value=i.state.spotShadowMap,h.spotLightMatrix.value=i.state.spotLightMatrix,h.spotLightMap.value=i.state.spotLightMap,h.pointShadowMap.value=i.state.pointShadowMap,h.pointShadowMatrix.value=i.state.pointShadowMatrix),r.currentProgram=c,r.uniformsList=null,c}function tt(e){if(null===e.uniformsList){var t=e.currentProgram.getUniforms();e.uniformsList=Qg.seqWithValue(t.seq,e.uniforms)}return e.uniformsList}function nt(e,t){var n=pe.get(e);n.outputColorSpace=t.outputColorSpace,n.batching=t.batching,n.batchingColor=t.batchingColor,n.instancing=t.instancing,n.instancingColor=t.instancingColor,n.instancingMorph=t.instancingMorph,n.skinning=t.skinning,n.morphTargets=t.morphTargets,n.morphNormals=t.morphNormals,n.morphColors=t.morphColors,n.morphTargetsCount=t.morphTargetsCount,n.numClippingPlanes=t.numClippingPlanes,n.numIntersection=t.numClipIntersection,n.vertexAlphas=t.vertexAlphas,n.vertexTangents=t.vertexTangents,n.toneMapping=t.toneMapping}Xe.setAnimationLoop(function(e){je&&je(e)}),"undefined"!=typeof self&&Xe.setContext(self),this.setAnimationLoop=function(e){je=e,Ue.setAnimationLoop(e),null===e?Xe.stop():Xe.start()},Ue.addEventListener("sessionstart",Qe),Ue.addEventListener("sessionend",qe),this.render=function(e,t){if(void 0===t||!0===t.isCamera){if(!0!==D){if(!0===e.matrixWorldAutoUpdate&&e.updateMatrixWorld(),null===t.parent&&!0===t.matrixWorldAutoUpdate&&t.updateMatrixWorld(),!0===Ue.enabled&&!0===Ue.isPresenting&&(!0===Ue.cameraAutoUpdate&&Ue.updateCamera(t),t=Ue.getCamera()),!0===e.isScene&&e.onBeforeRender(L,e,t,B),(I=we.get(e,P.length)).init(t),P.push(I),ie.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),ee.setFromProjectionMatrix(ie),ne=this.localClippingEnabled,te=Te.init(this.clippingPlanes,ne),(R=Ae.get(e,N.length)).init(),N.push(R),!0===Ue.enabled&&!0===Ue.isPresenting){var n=L.xr.getDepthSensingMesh();null!==n&&Ye(n,t,-1/0,L.sortObjects)}Ye(e,t,0,L.sortObjects),R.finish(),!0===L.sortObjects&&R.sort(Y,K),(ue=!1===Ue.enabled||!1===Ue.isPresenting||!1===Ue.hasDepthSensing())&&Ee.addToRenderList(R,e),this.info.render.frame++,!0===te&&Te.beginShadows();var r=I.state.shadowsArray;Me.render(r,e,t),!0===te&&Te.endShadows(),!0===this.info.autoReset&&this.info.reset();var i=R.opaque,a=R.transmissive;if(I.setupLights(),t.isArrayCamera){var o=t.cameras;if(a.length>0)for(var s=0,u=o.length;s<u;s++){Ze(i,a,e,o[s])}ue&&Ee.render(e);for(var l=0,c=o.length;l<c;l++){var h=o[l];Ke(R,e,h,h.viewport)}}else a.length>0&&Ze(i,a,e,t),ue&&Ee.render(e),Ke(R,e,t);null!==B&&0===F&&(ve.updateMultisampleRenderTarget(B),ve.updateRenderTargetMipmap(B)),!0===e.isScene&&e.onAfterRender(L,e,t),Ne.resetDefaultState(),U=-1,z=null,P.pop(),P.length>0?(I=P[P.length-1],!0===te&&Te.setGlobalState(L.clippingPlanes,I.state.camera)):I=null,N.pop(),R=N.length>0?N[N.length-1]:null}}else console.error("THREE.WebGLRenderer.render: camera is not an instance of THREE.Camera.")},this.getActiveCubeFace=function(){return O},this.getActiveMipmapLevel=function(){return F},this.getRenderTarget=function(){return B},this.setRenderTargetTextures=function(e,t,n){pe.get(e.texture).__webglTexture=t,pe.get(e.depthTexture).__webglTexture=n;var r=pe.get(e);r.__hasExternalTextures=!0,r.__autoAllocateDepthBuffer=void 0===n,r.__autoAllocateDepthBuffer||!0===ce.has("WEBGL_multisampled_render_to_texture")&&(console.warn("THREE.WebGLRenderer: Render-to-texture extension was disabled because an external texture was provided"),r.__useRenderToTexture=!1)},this.setRenderTargetFramebuffer=function(e,t){var n=pe.get(e);n.__webglFramebuffer=t,n.__useDefaultFramebuffer=void 0===t};var rt=Le.createFramebuffer();this.setRenderTarget=function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0;B=e,O=t,F=n;var r=!0,i=null,a=!1,o=!1;if(e){var s=pe.get(e);if(void 0!==s.__useDefaultFramebuffer)de.bindFramebuffer(Le.FRAMEBUFFER,null),r=!1;else if(void 0===s.__webglFramebuffer)ve.setupRenderTarget(e);else if(s.__hasExternalTextures)ve.rebindTextures(e,pe.get(e.texture).__webglTexture,pe.get(e.depthTexture).__webglTexture);else if(e.depthBuffer){var u=e.depthTexture;if(s.__boundDepthTexture!==u){if(null!==u&&pe.has(u)&&(e.width!==u.image.width||e.height!==u.image.height))throw new Error("WebGLRenderTarget: Attached DepthTexture is initialized to the incorrect size.");ve.setupDepthRenderbuffer(e)}}var l=e.texture;(l.isData3DTexture||l.isDataArrayTexture||l.isCompressedArrayTexture)&&(o=!0);var c=pe.get(e).__webglFramebuffer;e.isWebGLCubeRenderTarget?(i=Array.isArray(c[t])?c[t][n]:c[t],a=!0):i=e.samples>0&&!1===ve.useMultisampledRTT(e)?pe.get(e).__webglMultisampledFramebuffer:Array.isArray(c)?c[n]:c,V.copy(e.viewport),H.copy(e.scissor),W=e.scissorTest}else V.copy(Z).multiplyScalar(X).floor(),H.copy(J).multiplyScalar(X).floor(),W=$;if(0!==n&&(i=rt),de.bindFramebuffer(Le.FRAMEBUFFER,i)&&r&&de.drawBuffers(e,i),de.viewport(V),de.scissor(H),de.setScissorTest(W),a){var h=pe.get(e.texture);Le.framebufferTexture2D(Le.FRAMEBUFFER,Le.COLOR_ATTACHMENT0,Le.TEXTURE_CUBE_MAP_POSITIVE_X+t,h.__webglTexture,n)}else if(o){var d=pe.get(e.texture),f=t;Le.framebufferTextureLayer(Le.FRAMEBUFFER,Le.COLOR_ATTACHMENT0,d.__webglTexture,n,f)}else if(null!==e&&0!==n){var p=pe.get(e.texture);Le.framebufferTexture2D(Le.FRAMEBUFFER,Le.COLOR_ATTACHMENT0,Le.TEXTURE_2D,p.__webglTexture,n)}U=-1},this.readRenderTargetPixels=function(e,t,n,r,i,a,o){if(e&&e.isWebGLRenderTarget){var s=pe.get(e).__webglFramebuffer;if(e.isWebGLCubeRenderTarget&&void 0!==o&&(s=s[o]),s){de.bindFramebuffer(Le.FRAMEBUFFER,s);try{var u=e.texture,l=u.format,c=u.type;if(!he.textureFormatReadable(l))return void console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format.");if(!he.textureTypeReadable(c))return void console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in UnsignedByteType or implementation defined type.");t>=0&&t<=e.width-r&&n>=0&&n<=e.height-i&&Le.readPixels(t,n,r,i,Ie.convert(l),Ie.convert(c),a)}finally{var h=null!==B?pe.get(B).__webglFramebuffer:null;de.bindFramebuffer(Le.FRAMEBUFFER,h)}}}else console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.")},this.readRenderTargetPixelsAsync=function(){var e=v(d().m(function e(t,n,r,i,a,o,s){var u,l,c,h,f,p,v;return d().w(function(e){for(;;)switch(e.n){case 0:if(t&&t.isWebGLRenderTarget){e.n=1;break}throw new Error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");case 1:if(u=pe.get(t).__webglFramebuffer,t.isWebGLCubeRenderTarget&&void 0!==s&&(u=u[s]),!u){e.n=6;break}if(l=t.texture,c=l.format,h=l.type,he.textureFormatReadable(c)){e.n=2;break}throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in RGBA or implementation defined format.");case 2:if(he.textureTypeReadable(h)){e.n=3;break}throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in UnsignedByteType or implementation defined type.");case 3:if(!(n>=0&&n<=t.width-i&&r>=0&&r<=t.height-a)){e.n=5;break}return de.bindFramebuffer(Le.FRAMEBUFFER,u),f=Le.createBuffer(),Le.bindBuffer(Le.PIXEL_PACK_BUFFER,f),Le.bufferData(Le.PIXEL_PACK_BUFFER,o.byteLength,Le.STREAM_READ),Le.readPixels(n,r,i,a,Ie.convert(c),Ie.convert(h),0),p=null!==B?pe.get(B).__webglFramebuffer:null,de.bindFramebuffer(Le.FRAMEBUFFER,p),v=Le.fenceSync(Le.SYNC_GPU_COMMANDS_COMPLETE,0),Le.flush(),e.n=4,Xc(Le,v,4);case 4:return Le.bindBuffer(Le.PIXEL_PACK_BUFFER,f),Le.getBufferSubData(Le.PIXEL_PACK_BUFFER,0,o),Le.deleteBuffer(f),Le.deleteSync(v),e.a(2,o);case 5:throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: requested read bounds are out of range.");case 6:return e.a(2)}},e)}));return function(t,n,r,i,a,o,s){return e.apply(this,arguments)}}(),this.copyFramebufferToTexture=function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:null,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0;!0!==e.isTexture&&(qc("WebGLRenderer: copyFramebufferToTexture function signature has changed."),t=arguments[0]||null,e=arguments[1]);var r=Math.pow(2,-n),i=Math.floor(e.image.width*r),a=Math.floor(e.image.height*r),o=null!==t?t.x:0,s=null!==t?t.y:0;ve.setTexture2D(e,0),Le.copyTexSubImage2D(Le.TEXTURE_2D,n,0,0,o,s,i,a),de.unbindTexture()};var it=Le.createFramebuffer(),at=Le.createFramebuffer();this.copyTextureToTexture=function(e,t){var n,r,i,a,o,s,u,l,c,h=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null,d=arguments.length>3&&void 0!==arguments[3]?arguments[3]:null,f=arguments.length>4&&void 0!==arguments[4]?arguments[4]:0,p=arguments.length>5&&void 0!==arguments[5]?arguments[5]:null;!0!==e.isTexture&&(qc("WebGLRenderer: copyTextureToTexture function signature has changed."),d=arguments[0]||null,e=arguments[1],t=arguments[2],p=arguments[3]||0,h=null),null===p&&(0!==f?(qc("WebGLRenderer: copyTextureToTexture function signature has changed to support src and dst mipmap levels."),p=f,f=0):p=0);var v=e.isCompressedTexture?e.mipmaps[p]:e.image;if(null!==h)n=h.max.x-h.min.x,r=h.max.y-h.min.y,i=h.isBox3?h.max.z-h.min.z:1,a=h.min.x,o=h.min.y,s=h.isBox3?h.min.z:0;else{var m=Math.pow(2,-f);n=Math.floor(v.width*m),r=Math.floor(v.height*m),i=e.isDataArrayTexture?v.depth:e.isData3DTexture?Math.floor(v.depth*m):1,a=0,o=0,s=0}null!==d?(u=d.x,l=d.y,c=d.z):(u=0,l=0,c=0);var g,y=Ie.convert(t.format),_=Ie.convert(t.type);t.isData3DTexture?(ve.setTexture3D(t,0),g=Le.TEXTURE_3D):t.isDataArrayTexture||t.isCompressedArrayTexture?(ve.setTexture2DArray(t,0),g=Le.TEXTURE_2D_ARRAY):(ve.setTexture2D(t,0),g=Le.TEXTURE_2D),Le.pixelStorei(Le.UNPACK_FLIP_Y_WEBGL,t.flipY),Le.pixelStorei(Le.UNPACK_PREMULTIPLY_ALPHA_WEBGL,t.premultiplyAlpha),Le.pixelStorei(Le.UNPACK_ALIGNMENT,t.unpackAlignment);var b=Le.getParameter(Le.UNPACK_ROW_LENGTH),x=Le.getParameter(Le.UNPACK_IMAGE_HEIGHT),S=Le.getParameter(Le.UNPACK_SKIP_PIXELS),A=Le.getParameter(Le.UNPACK_SKIP_ROWS),w=Le.getParameter(Le.UNPACK_SKIP_IMAGES);Le.pixelStorei(Le.UNPACK_ROW_LENGTH,v.width),Le.pixelStorei(Le.UNPACK_IMAGE_HEIGHT,v.height),Le.pixelStorei(Le.UNPACK_SKIP_PIXELS,a),Le.pixelStorei(Le.UNPACK_SKIP_ROWS,o),Le.pixelStorei(Le.UNPACK_SKIP_IMAGES,s);var T=e.isDataArrayTexture||e.isData3DTexture,M=t.isDataArrayTexture||t.isData3DTexture;if(e.isDepthTexture){var E=pe.get(e),C=pe.get(t),k=pe.get(E.__renderTarget),R=pe.get(C.__renderTarget);de.bindFramebuffer(Le.READ_FRAMEBUFFER,k.__webglFramebuffer),de.bindFramebuffer(Le.DRAW_FRAMEBUFFER,R.__webglFramebuffer);for(var I=0;I<i;I++)T&&(Le.framebufferTextureLayer(Le.READ_FRAMEBUFFER,Le.COLOR_ATTACHMENT0,pe.get(e).__webglTexture,f,s+I),Le.framebufferTextureLayer(Le.DRAW_FRAMEBUFFER,Le.COLOR_ATTACHMENT0,pe.get(t).__webglTexture,p,c+I)),Le.blitFramebuffer(a,o,n,r,u,l,n,r,Le.DEPTH_BUFFER_BIT,Le.NEAREST);de.bindFramebuffer(Le.READ_FRAMEBUFFER,null),de.bindFramebuffer(Le.DRAW_FRAMEBUFFER,null)}else if(0!==f||e.isRenderTargetTexture||pe.has(e)){var N=pe.get(e),P=pe.get(t);de.bindFramebuffer(Le.READ_FRAMEBUFFER,it),de.bindFramebuffer(Le.DRAW_FRAMEBUFFER,at);for(var L=0;L<i;L++)T?Le.framebufferTextureLayer(Le.READ_FRAMEBUFFER,Le.COLOR_ATTACHMENT0,N.__webglTexture,f,s+L):Le.framebufferTexture2D(Le.READ_FRAMEBUFFER,Le.COLOR_ATTACHMENT0,Le.TEXTURE_2D,N.__webglTexture,f),M?Le.framebufferTextureLayer(Le.DRAW_FRAMEBUFFER,Le.COLOR_ATTACHMENT0,P.__webglTexture,p,c+L):Le.framebufferTexture2D(Le.DRAW_FRAMEBUFFER,Le.COLOR_ATTACHMENT0,Le.TEXTURE_2D,P.__webglTexture,p),0!==f?Le.blitFramebuffer(a,o,n,r,u,l,n,r,Le.COLOR_BUFFER_BIT,Le.NEAREST):M?Le.copyTexSubImage3D(g,p,u,l,c+L,a,o,n,r):Le.copyTexSubImage2D(g,p,u,l,a,o,n,r);de.bindFramebuffer(Le.READ_FRAMEBUFFER,null),de.bindFramebuffer(Le.DRAW_FRAMEBUFFER,null)}else M?e.isDataTexture||e.isData3DTexture?Le.texSubImage3D(g,p,u,l,c,n,r,i,y,_,v.data):t.isCompressedArrayTexture?Le.compressedTexSubImage3D(g,p,u,l,c,n,r,i,y,v.data):Le.texSubImage3D(g,p,u,l,c,n,r,i,y,_,v):e.isDataTexture?Le.texSubImage2D(Le.TEXTURE_2D,p,u,l,n,r,y,_,v.data):e.isCompressedTexture?Le.compressedTexSubImage2D(Le.TEXTURE_2D,p,u,l,v.width,v.height,y,v.data):Le.texSubImage2D(Le.TEXTURE_2D,p,u,l,n,r,y,_,v);Le.pixelStorei(Le.UNPACK_ROW_LENGTH,b),Le.pixelStorei(Le.UNPACK_IMAGE_HEIGHT,x),Le.pixelStorei(Le.UNPACK_SKIP_PIXELS,S),Le.pixelStorei(Le.UNPACK_SKIP_ROWS,A),Le.pixelStorei(Le.UNPACK_SKIP_IMAGES,w),0===p&&t.generateMipmaps&&Le.generateMipmap(g),de.unbindTexture()},this.copyTextureToTexture3D=function(e,t){var n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:null,i=arguments.length>4&&void 0!==arguments[4]?arguments[4]:0;return!0!==e.isTexture&&(qc("WebGLRenderer: copyTextureToTexture3D function signature has changed."),n=arguments[0]||null,r=arguments[1]||null,e=arguments[2],t=arguments[3],i=arguments[4]||0),qc('WebGLRenderer: copyTextureToTexture3D function has been deprecated. Use "copyTextureToTexture" instead.'),this.copyTextureToTexture(e,t,n,r,i)},this.initRenderTarget=function(e){void 0===pe.get(e).__webglFramebuffer&&ve.setupRenderTarget(e)},this.initTexture=function(e){e.isCubeTexture?ve.setTextureCube(e,0):e.isData3DTexture?ve.setTexture3D(e,0):e.isDataArrayTexture||e.isCompressedArrayTexture?ve.setTexture2DArray(e,0):ve.setTexture2D(e,0),de.unbindTexture()},this.resetState=function(){O=0,F=0,B=null,de.reset(),Ne.reset()},"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))},[{key:"coordinateSystem",get:function(){return Ec}},{key:"outputColorSpace",get:function(){return this._outputColorSpace},set:function(e){this._outputColorSpace=e;var t=this.getContext();t.drawingBufferColorspace=$c._getDrawingBufferColorSpace(e),t.unpackColorSpace=$c._getUnpackColorSpace()}}])}(),zy=T(function e(){A(this,e)});M(zy,"DefaultSplatSortDistanceMapPrecision",16),M(zy,"MemoryPageSize",65536),M(zy,"BytesPerFloat",4),M(zy,"BytesPerInt",4),M(zy,"MaxScenes",32),M(zy,"ProgressiveLoadSectionSize",262144),M(zy,"ProgressiveLoadSectionDelayDuration",15),M(zy,"SphericalHarmonics8BitCompressionRange",3);var Vy,Hy,Wy,Gy,jy,Qy,qy,Xy,Yy,Ky,Zy,Jy,$y,e_,t_,n_,r_,i_,a_,o_,s_,u_,l_,c_,h_,d_,f_,p_,v_,m_,g_,y_,__,b_=zy.SphericalHarmonics8BitCompressionRange/2,x_=Wd.toHalfFloat.bind(Wd),S_=Wd.fromHalfFloat.bind(Wd),A_=function(e,t){var n=arguments.length>3?arguments[3]:void 0,r=arguments.length>4?arguments[4]:void 0;return 0===t?e:1===t||2===t&&!(arguments.length>2&&void 0!==arguments[2]&&arguments[2])?Wd.fromHalfFloat(e):2===t?T_(e,n,r):void 0},w_=function(e,t,n){e=Nu(e,t,n);var r=n-t;return Nu(Math.floor((e-t)/r*255),0,255)},T_=function(e,t,n){return e/255*(n-t)+t},M_=function(e,t,n){return w_(S_(e,t,n))},E_=function(e,t,n){return x_(T_(e,t,n))},C_=function(e,t,n){var r=arguments.length>3&&void 0!==arguments[3]&&arguments[3];return 0===n?e.getFloat32(4*t,!0):1===n||2===n&&!r?e.getUint16(2*t,!0):e.getUint8(t,!0)},k_=function(){var e=function(e){return e};return function(t,n,r){var i=arguments.length>3&&void 0!==arguments[3]&&arguments[3];if(n===r)return t;var a=e;return 2===n&&i?1===r?a=E_:0==r&&(a=T_):2===n||1===n?0===r?a=S_:2==r&&(a=i?M_:e):0===n&&(1===r?a=x_:2==r&&(a=i?w_:x_)),a(t)}}(),R_=function(e,t,n,r){for(var i=arguments.length>4&&void 0!==arguments[4]?arguments[4]:0,a=new Uint8Array(e,t),o=new Uint8Array(n,r),s=0;s<i;s++)o[s]=a[s]},I_=function(){function e(t){var n=!(arguments.length>1&&void 0!==arguments[1])||arguments[1];A(this,e),M(this,"getSplatScaleAndRotation",function(){var t=new Gh,n=new Gh,r=new Gh,i=new ph,a=new ph,o=new fh;return function(s,u,l,c,h){var d=this.globalSplatIndexToSectionMap[s],f=this.sections[d],p=s-f.splatCountOffset,v=f.bytesPerSplat*p+e.CompressionLevels[this.compressionLevel].ScaleOffsetBytes,m=new DataView(this.bufferData,f.dataBase+v);a.set(A_(C_(m,0,this.compressionLevel),this.compressionLevel),A_(C_(m,1,this.compressionLevel),this.compressionLevel),A_(C_(m,2,this.compressionLevel),this.compressionLevel)),h&&(void 0!==h.x&&(a.x=h.x),void 0!==h.y&&(a.y=h.y),void 0!==h.z&&(a.z=h.z)),o.set(A_(C_(m,4,this.compressionLevel),this.compressionLevel),A_(C_(m,5,this.compressionLevel),this.compressionLevel),A_(C_(m,6,this.compressionLevel),this.compressionLevel),A_(C_(m,3,this.compressionLevel),this.compressionLevel)),c?(t.makeScale(a.x,a.y,a.z),n.makeRotationFromQuaternion(o),r.copy(t).multiply(n).multiply(c),r.decompose(i,l,u)):(u.copy(a),l.copy(o))}}()),M(this,"fillSplatScaleRotationArray",function(){var t=new Gh,n=new Gh,r=new Gh,i=new ph,a=new fh,o=new ph,s=function(e){var t=e.w<0?-1:1;e.x*=t,e.y*=t,e.z*=t,e.w*=t};return function(u,l,c,h,d,f,p,v){var m=this.splatCount;h=h||0,d=d||m-1,void 0===f&&(f=h);for(var g=function(e,t){return k_(e,t,p)},y=h;y<=d;y++){var _=this.globalSplatIndexToSectionMap[y],b=this.sections[_],x=y-b.splatCountOffset,S=b.bytesPerSplat*x+e.CompressionLevels[this.compressionLevel].ScaleOffsetBytes,A=(y-h+f)*e.ScaleComponentCount,w=(y-h+f)*e.RotationComponentCount,T=new DataView(this.bufferData,b.dataBase+S),M=v&&void 0!==v.x?v.x:C_(T,0,this.compressionLevel),E=v&&void 0!==v.y?v.y:C_(T,1,this.compressionLevel),C=v&&void 0!==v.z?v.z:C_(T,2,this.compressionLevel),k=C_(T,3,this.compressionLevel),R=C_(T,4,this.compressionLevel),I=C_(T,5,this.compressionLevel),N=C_(T,6,this.compressionLevel);i.set(A_(M,this.compressionLevel),A_(E,this.compressionLevel),A_(C,this.compressionLevel)),a.set(A_(R,this.compressionLevel),A_(I,this.compressionLevel),A_(N,this.compressionLevel),A_(k,this.compressionLevel)).normalize(),c&&(o.set(0,0,0),t.makeScale(i.x,i.y,i.z),n.makeRotationFromQuaternion(a),r.identity().premultiply(t).premultiply(n),r.premultiply(c),r.decompose(o,a,i),a.normalize()),s(a),u&&(u[A]=g(i.x,0),u[A+1]=g(i.y,0),u[A+2]=g(i.z,0)),l&&(l[w]=g(a.x,0),l[w+1]=g(a.y,0),l[w+2]=g(a.z,0),l[w+3]=g(a.w,0))}}}()),M(this,"fillSphericalHarmonicsArray",function(){for(var t=0;t<15;t++)new ph;var n=new Hc,r=new Gh,i=new ph,a=new ph,o=new fh,s=[],u=[],l=[],c=[],h=[],d=[],f=[],p=[],v=[],m=[],g=[],y=[],_=[],b=[],x=[],S=[],A=[],w=[],T=function(e){return e},M=function(e,t,n,r){e[0]=t,e[1]=n,e[2]=r},E=function(e,t,n,r,i){e[0]=C_(t,r,i,!0),e[1]=C_(t,r+n,i,!0),e[2]=C_(t,r+n+n,i,!0)},C=function(e,t){t[0]=e[0],t[1]=e[1],t[2]=e[2]},k=function(e,t,n,r){t[n]=r(e[0]),t[n+1]=r(e[1]),t[n+2]=r(e[2])},R=function(e,t,n,r,i){return t[0]=A_(e[0],n,!0,r,i),t[1]=A_(e[1],n,!0,r,i),t[2]=A_(e[2],n,!0,r,i),t};return function(t,I,N,P,L,D,O){var F=this,B=this.splatCount;P=P||0,L=L||B-1,void 0===D&&(D=P),N&&I>=1&&(r.copy(N),r.decompose(i,o,a),o.normalize(),r.makeRotationFromQuaternion(o),n.setFromMatrix4(r),M(s,n.elements[4],-n.elements[7],n.elements[1]),M(u,-n.elements[5],n.elements[8],-n.elements[2]),M(l,n.elements[3],-n.elements[6],n.elements[0]));for(var U=function(e){return M_(e,F.minSphericalHarmonicsCoeff,F.maxSphericalHarmonicsCoeff)},z=function(e){return w_(e,F.minSphericalHarmonicsCoeff,F.maxSphericalHarmonicsCoeff)},V=P;V<=L;V++){var H=this.globalSplatIndexToSectionMap[V],W=this.sections[H];I=Math.min(I,W.sphericalHarmonicsDegree);var G=Ou(I),j=V-W.splatCountOffset,Q=W.bytesPerSplat*j+e.CompressionLevels[this.compressionLevel].SphericalHarmonicsOffsetBytes,q=new DataView(this.bufferData,W.dataBase+Q),X=(V-P+D)*G,Y=N?0:this.compressionLevel,K=T;Y!==O&&(1===Y?0===O?K=S_:2==O&&(K=U):0===Y&&(1===O?K=x_:2==O&&(K=z)));var Z=this.minSphericalHarmonicsCoeff,J=this.maxSphericalHarmonicsCoeff;I>=1&&(E(v,q,3,0,this.compressionLevel),E(m,q,3,1,this.compressionLevel),E(g,q,3,2,this.compressionLevel),N?(R(v,v,this.compressionLevel,Z,J),R(m,m,this.compressionLevel,Z,J),R(g,g,this.compressionLevel,Z,J),e.rotateSphericalHarmonics3(v,m,g,s,u,l,b,x,S)):(C(v,b),C(m,x),C(g,S)),k(b,t,X,K),k(x,t,X+3,K),k(S,t,X+6,K),I>=2&&(E(v,q,5,9,this.compressionLevel),E(m,q,5,10,this.compressionLevel),E(g,q,5,11,this.compressionLevel),E(y,q,5,12,this.compressionLevel),E(_,q,5,13,this.compressionLevel),N?(R(v,v,this.compressionLevel,Z,J),R(m,m,this.compressionLevel,Z,J),R(g,g,this.compressionLevel,Z,J),R(y,y,this.compressionLevel,Z,J),R(_,_,this.compressionLevel,Z,J),e.rotateSphericalHarmonics5(v,m,g,y,_,s,u,l,c,h,d,f,p,b,x,S,A,w)):(C(v,b),C(m,x),C(g,S),C(y,A),C(_,w)),k(b,t,X+9,K),k(x,t,X+12,K),k(S,t,X+15,K),k(A,t,X+18,K),k(w,t,X+21,K)))}}}()),this.constructFromBuffer(t,n)}return T(e,[{key:"getSplatCount",value:function(){return this.splatCount}},{key:"getMaxSplatCount",value:function(){return this.maxSplatCount}},{key:"getMinSphericalHarmonicsDegree",value:function(){for(var e=0,t=0;t<this.sections.length;t++){var n=this.sections[t];(0===t||n.sphericalHarmonicsDegree<e)&&(e=n.sphericalHarmonicsDegree)}return e}},{key:"getBucketIndex",value:function(e,t){var n,r=e.fullBucketCount*e.bucketSize;if(t<r)n=Math.floor(t/e.bucketSize);else{var i=r;n=e.fullBucketCount;for(var a=0;i<e.splatCount;){var o=e.partiallyFilledBucketLengths[a];if(t>=i&&t<i+o)break;i+=o,n++,a++}}return n}},{key:"getSplatCenter",value:function(t,n,r,i){var a=this.globalSplatIndexToSectionMap[n],o=this.sections[a],s=n-o.splatCountOffset,u=o.bytesPerSplat*s,l=new DataView(this.bufferData,o.dataBase+u),c=C_(l,0,this.compressionLevel),h=C_(l,1,this.compressionLevel),d=C_(l,2,this.compressionLevel);if(this.compressionLevel>=1){var f=this.getBucketIndex(o,s)*e.BucketStorageSizeFloats,p=o.compressionScaleFactor,v=o.compressionScaleRange;r.x=(c-v)*p+o.bucketArray[f],r.y=(h-v)*p+o.bucketArray[f+1],r.z=(d-v)*p+o.bucketArray[f+2]}else r.x=c,r.y=h,r.z=d;r.x+=t[3*n+0],r.y+=t[3*n+1],r.z+=t[3*n+2],i&&r.applyMatrix4(i)}},{key:"getSplatColor",value:function(t,n){var r=this.globalSplatIndexToSectionMap[t],i=this.sections[r],a=t-i.splatCountOffset,o=i.bytesPerSplat*a+e.CompressionLevels[this.compressionLevel].ColorOffsetBytes,s=new Uint8Array(this.bufferData,i.dataBase+o,4);n.set(s[0],s[1],s[2],s[3])}},{key:"fillSplatCenterArray",value:function(t,n,r,i,a,o){var s=this.splatCount;i=i||0,a=a||s-1,void 0===o&&(o=i);for(var u=new ph,l=i;l<=a;l++){var c=this.globalSplatIndexToSectionMap[l],h=this.sections[c],d=l-h.splatCountOffset,f=(l-i+o)*e.CenterComponentCount,p=h.bytesPerSplat*d,v=new DataView(this.bufferData,h.dataBase+p),m=C_(v,0,this.compressionLevel),g=C_(v,1,this.compressionLevel),y=C_(v,2,this.compressionLevel);if(this.compressionLevel>=1){var _=this.getBucketIndex(h,d)*e.BucketStorageSizeFloats,b=h.compressionScaleFactor,x=h.compressionScaleRange;u.x=(m-x)*b+h.bucketArray[_],u.y=(g-x)*b+h.bucketArray[_+1],u.z=(y-x)*b+h.bucketArray[_+2]}else u.x=m,u.y=g,u.z=y;r&&u.applyMatrix4(r),n[f]=u.x+t[3*l+0],n[f+1]=u.y+t[3*l+1],n[f+2]=u.z+t[3*l+2]}}},{key:"fillSplatCovarianceArray",value:function(t,n,r,i,a,o){var s=this.splatCount,u=new ph,l=new fh;r=r||0,i=i||s-1,void 0===a&&(a=r);for(var c=r;c<=i;c++){var h=this.globalSplatIndexToSectionMap[c],d=this.sections[h],f=c-d.splatCountOffset,p=(c-r+a)*e.CovarianceComponentCount,v=d.bytesPerSplat*f+e.CompressionLevels[this.compressionLevel].ScaleOffsetBytes,m=new DataView(this.bufferData,d.dataBase+v);u.set(A_(C_(m,0,this.compressionLevel),this.compressionLevel),A_(C_(m,1,this.compressionLevel),this.compressionLevel),A_(C_(m,2,this.compressionLevel),this.compressionLevel)),l.set(A_(C_(m,4,this.compressionLevel),this.compressionLevel),A_(C_(m,5,this.compressionLevel),this.compressionLevel),A_(C_(m,6,this.compressionLevel),this.compressionLevel),A_(C_(m,3,this.compressionLevel),this.compressionLevel)),e.computeCovariance(u,l,n,t,p,o)}}},{key:"fillSplatColorArray",value:function(t,n,r,i,a){var o=this.splatCount;r=r||0,i=i||o-1,void 0===a&&(a=r);for(var s=r;s<=i;s++){var u=this.globalSplatIndexToSectionMap[s],l=this.sections[u],c=s-l.splatCountOffset,h=(s-r+a)*e.ColorComponentCount,d=l.bytesPerSplat*c+e.CompressionLevels[this.compressionLevel].ColorOffsetBytes,f=new Uint8Array(this.bufferData,l.dataBase+d),p=f[3];p=p>=n?p:0,t[h]=f[0],t[h+1]=f[1],t[h+2]=f[2],t[h+3]=p}}},{key:"constructFromBuffer",value:function(t,n){this.bufferData=t,this.globalSplatIndexToLocalSplatIndexMap=[],this.globalSplatIndexToSectionMap=[];var r=e.parseHeader(this.bufferData);this.versionMajor=r.versionMajor,this.versionMinor=r.versionMinor,this.maxSectionCount=r.maxSectionCount,this.sectionCount=n?r.maxSectionCount:0,this.maxSplatCount=r.maxSplatCount,this.splatCount=n?r.maxSplatCount:0,this.compressionLevel=r.compressionLevel,this.sceneCenter=(new ph).copy(r.sceneCenter),this.minSphericalHarmonicsCoeff=r.minSphericalHarmonicsCoeff,this.maxSphericalHarmonicsCoeff=r.maxSphericalHarmonicsCoeff,this.sections=e.parseSectionHeaders(r,this.bufferData,e.HeaderSizeBytes,n),this.linkBufferArrays(),this.buildMaps()}},{key:"linkBufferArrays",value:function(){for(var t=0;t<this.maxSectionCount;t++){var n=this.sections[t];n.bucketArray=new Float32Array(this.bufferData,n.bucketsBase,n.bucketCount*e.BucketStorageSizeFloats),n.partiallyFilledBucketCount>0&&(n.partiallyFilledBucketLengths=new Uint32Array(this.bufferData,n.base,n.partiallyFilledBucketCount))}}},{key:"buildMaps",value:function(){for(var e=0,t=0;t<this.maxSectionCount;t++){for(var n=this.sections[t],r=0;r<n.maxSplatCount;r++){var i=e+r;this.globalSplatIndexToLocalSplatIndexMap[i]=r,this.globalSplatIndexToSectionMap[i]=t}e+=n.maxSplatCount}}},{key:"updateLoadedCounts",value:function(t,n){e.writeHeaderCountsToBuffer(t,n,this.bufferData),this.sectionCount=t,this.splatCount=n}},{key:"updateSectionLoadedCounts",value:function(t,n){var r=e.HeaderSizeBytes+e.SectionHeaderSizeBytes*t;e.writeSectionHeaderSplatCountToBuffer(n,this.bufferData,r),this.sections[t].splatCount=n}}],[{key:"parseHeader",value:function(t){var n=new Uint8Array(t,0,e.HeaderSizeBytes),r=new Uint16Array(t,0,e.HeaderSizeBytes/2),i=new Uint32Array(t,0,e.HeaderSizeBytes/4),a=new Float32Array(t,0,e.HeaderSizeBytes/4);return{versionMajor:n[0],versionMinor:n[1],maxSectionCount:i[1],sectionCount:i[2],maxSplatCount:i[3],splatCount:i[4],compressionLevel:r[10],sceneCenter:new ph(a[6],a[7],a[8]),minSphericalHarmonicsCoeff:a[9]||-b_,maxSphericalHarmonicsCoeff:a[10]||b_}}},{key:"writeHeaderCountsToBuffer",value:function(t,n,r){var i=new Uint32Array(r,0,e.HeaderSizeBytes/4);i[2]=t,i[4]=n}},{key:"writeHeaderToBuffer",value:function(t,n){var r=new Uint8Array(n,0,e.HeaderSizeBytes),i=new Uint16Array(n,0,e.HeaderSizeBytes/2),a=new Uint32Array(n,0,e.HeaderSizeBytes/4),o=new Float32Array(n,0,e.HeaderSizeBytes/4);r[0]=t.versionMajor,r[1]=t.versionMinor,r[2]=0,r[3]=0,a[1]=t.maxSectionCount,a[2]=t.sectionCount,a[3]=t.maxSplatCount,a[4]=t.splatCount,i[10]=t.compressionLevel,o[6]=t.sceneCenter.x,o[7]=t.sceneCenter.y,o[8]=t.sceneCenter.z,o[9]=t.minSphericalHarmonicsCoeff||-b_,o[10]=t.maxSphericalHarmonicsCoeff||b_}},{key:"parseSectionHeaders",value:function(t,n){for(var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0,i=arguments.length>3?arguments[3]:void 0,a=t.compressionLevel,o=t.maxSectionCount,s=new Uint16Array(n,r,o*e.SectionHeaderSizeBytes/2),u=new Uint32Array(n,r,o*e.SectionHeaderSizeBytes/4),l=new Float32Array(n,r,o*e.SectionHeaderSizeBytes/4),c=[],h=0,d=h/2,f=h/4,p=e.HeaderSizeBytes+t.maxSectionCount*e.SectionHeaderSizeBytes,v=0,m=0;m<o;m++){var g=u[f+1],y=u[f+2],_=u[f+3],b=l[f+4],x=b/2,S=s[d+10],A=u[f+6]||e.CompressionLevels[a].ScaleRange,w=u[f+8],T=u[f+9],M=4*T,E=S*_+M,C=s[d+20],k=e.calculateComponentStorage(a,C).bytesPerSplat,R=k*g,I=R+E,N={bytesPerSplat:k,splatCountOffset:v,splatCount:i?g:0,maxSplatCount:g,bucketSize:y,bucketCount:_,bucketBlockSize:b,halfBucketBlockSize:x,bucketStorageSizeBytes:S,bucketsStorageSizeBytes:E,splatDataStorageSizeBytes:R,storageSizeBytes:I,compressionScaleRange:A,compressionScaleFactor:x/A,base:p,bucketsBase:p+M,dataBase:p+E,fullBucketCount:w,partiallyFilledBucketCount:T,sphericalHarmonicsDegree:C};c[m]=N,p+=I,d=(h+=e.SectionHeaderSizeBytes)/2,f=h/4,v+=g}return c}},{key:"writeSectionHeaderToBuffer",value:function(t,n,r){var i=arguments.length>3&&void 0!==arguments[3]?arguments[3]:0,a=new Uint16Array(r,i,e.SectionHeaderSizeBytes/2),o=new Uint32Array(r,i,e.SectionHeaderSizeBytes/4),s=new Float32Array(r,i,e.SectionHeaderSizeBytes/4);o[0]=t.splatCount,o[1]=t.maxSplatCount,o[2]=n>=1?t.bucketSize:0,o[3]=n>=1?t.bucketCount:0,s[4]=n>=1?t.bucketBlockSize:0,a[10]=n>=1?e.BucketStorageSizeBytes:0,o[6]=n>=1?t.compressionScaleRange:0,o[7]=t.storageSizeBytes,o[8]=n>=1?t.fullBucketCount:0,o[9]=n>=1?t.partiallyFilledBucketCount:0,a[20]=t.sphericalHarmonicsDegree}},{key:"writeSectionHeaderSplatCountToBuffer",value:function(t,n){new Uint32Array(n,arguments.length>2&&void 0!==arguments[2]?arguments[2]:0,e.SectionHeaderSizeBytes/4)[0]=t}},{key:"calculateComponentStorage",value:function(t,n){var r=e.CompressionLevels[t].BytesPerCenter,i=e.CompressionLevels[t].BytesPerScale,a=e.CompressionLevels[t].BytesPerRotation,o=e.CompressionLevels[t].BytesPerColor,s=Ou(n),u=e.CompressionLevels[t].BytesPerSphericalHarmonicsComponent*s;return{bytesPerCenter:r,bytesPerScale:i,bytesPerRotation:a,bytesPerColor:o,sphericalHarmonicsComponentsPerSplat:s,sphericalHarmonicsBytesPerSplat:u,bytesPerSplat:r+i+a+o+u}}},{key:"generateFromUncompressedSplatArrays",value:function(t,n,r,i,a,o){for(var s,u,l=arguments.length>6&&void 0!==arguments[6]?arguments[6]:[],c=0,h=0;h<t.length;h++){var d=t[h];c=Math.max(d.sphericalHarmonicsDegree,c)}for(var f=0;f<t.length;f++)for(var p=t[f],v=0;v<p.splats.length;v++)for(var m=p.splats[v],g=Hu.OFFSET.FRC0;g<Hu.OFFSET.FRC23&&g<m.length;g++)(!s||m[g]<s)&&(s=m[g]),(!u||m[g]>u)&&(u=m[g]);s=s||-b_,u=u||b_;for(var y=e.calculateComponentStorage(r,c).bytesPerSplat,_=e.CompressionLevels[r].ScaleRange,b=[],x=[],S=0,A=0;A<t.length;A++){for(var w=t[A],T=new Hu(c),M=0;M<w.splatCount;M++){var E=w.splats[M];(E[Hu.OFFSET.OPACITY]||0)>=n&&T.addSplat(E)}for(var C=l[A]||{},k=(C.blockSizeFactor||1)*(a||e.BucketBlockSize),R=Math.ceil((C.bucketSizeFactor||1)*(o||e.BucketSize)),N=e.computeBucketsForUncompressedSplatArray(T,k,R),P=N.fullBuckets.length,L=N.partiallyFullBuckets.map(function(e){return e.splats.length}),D=L.length,O=[].concat(I(N.fullBuckets),I(N.partiallyFullBuckets)),F=T.splats.length*y,B=4*D,U=r>=1?O.length*e.BucketStorageSizeBytes+B:0,z=F+U,V=new ArrayBuffer(z),H=_/(.5*k),W=new ph,G=0,j=0;j<O.length;j++){var Q=O[j];W.fromArray(Q.center);for(var q=0;q<Q.splats.length;q++){var X=Q.splats[q],Y=T.splats[X],K=U+G*y;e.writeSplatDataToSectionBuffer(Y,V,K,r,c,W,H,_,s,u),G++}}if(S+=G,r>=1){for(var Z=new Uint32Array(V,0,4*L.length),J=0;J<L.length;J++)Z[J]=L[J];for(var $=new Float32Array(V,B,O.length*e.BucketStorageSizeFloats),ee=0;ee<O.length;ee++){var te=O[ee],ne=3*ee;$[ne]=te.center[0],$[ne+1]=te.center[1],$[ne+2]=te.center[2]}}b.push(V);var re=new ArrayBuffer(e.SectionHeaderSizeBytes);e.writeSectionHeaderToBuffer({maxSplatCount:G,splatCount:G,bucketSize:R,bucketCount:O.length,bucketBlockSize:k,compressionScaleRange:_,storageSizeBytes:z,fullBucketCount:P,partiallyFilledBucketCount:D,sphericalHarmonicsDegree:c},r,re,0),x.push(re)}for(var ie=0,ae=0,oe=b;ae<oe.length;ae++){ie+=oe[ae].byteLength}var se=e.HeaderSizeBytes+e.SectionHeaderSizeBytes*b.length+ie,ue=new ArrayBuffer(se);e.writeHeaderToBuffer({versionMajor:0,versionMinor:1,maxSectionCount:b.length,sectionCount:b.length,maxSplatCount:S,splatCount:S,compressionLevel:r,sceneCenter:i,minSphericalHarmonicsCoeff:s,maxSphericalHarmonicsCoeff:u},ue);for(var le=e.HeaderSizeBytes,ce=0,he=x;ce<he.length;ce++){var de=he[ce];new Uint8Array(ue,le,e.SectionHeaderSizeBytes).set(new Uint8Array(de)),le+=e.SectionHeaderSizeBytes}for(var fe=0,pe=b;fe<pe.length;fe++){var ve=pe[fe];new Uint8Array(ue,le,ve.byteLength).set(new Uint8Array(ve)),le+=ve.byteLength}return new e(ue)}},{key:"computeBucketsForUncompressedSplatArray",value:function(e,t,n){for(var r=e.splatCount,i=t/2,a=new ph,o=new ph,s=0;s<r;s++){var u=e.splats[s],l=[u[Hu.OFFSET.X],u[Hu.OFFSET.Y],u[Hu.OFFSET.Z]];(0===s||l[0]<a.x)&&(a.x=l[0]),(0===s||l[0]>o.x)&&(o.x=l[0]),(0===s||l[1]<a.y)&&(a.y=l[1]),(0===s||l[1]>o.y)&&(o.y=l[1]),(0===s||l[2]<a.z)&&(a.z=l[2]),(0===s||l[2]>o.z)&&(o.z=l[2])}for(var c=(new ph).copy(o).sub(a),h=Math.ceil(c.y/t),d=Math.ceil(c.z/t),f=new ph,p=[],v={},m=0;m<r;m++){var g=e.splats[m],y=[g[Hu.OFFSET.X],g[Hu.OFFSET.Y],g[Hu.OFFSET.Z]],_=Math.floor((y[0]-a.x)/t),b=Math.floor((y[1]-a.y)/t),x=Math.floor((y[2]-a.z)/t);f.x=_*t+a.x+i,f.y=b*t+a.y+i,f.z=x*t+a.z+i;var S=_*(h*d)+b*d+x,A=v[S];A||(v[S]=A={splats:[],center:f.toArray()}),A.splats.push(m),A.splats.length>=n&&(p.push(A),v[S]=null)}var w=[];for(var T in v)if(v.hasOwnProperty(T)){var M=v[T];M&&w.push(M)}return{fullBuckets:p,partiallyFullBuckets:w}}}])}();f=I_,M(I_,"CurrentMajorVersion",0),M(I_,"CurrentMinorVersion",1),M(I_,"CenterComponentCount",3),M(I_,"ScaleComponentCount",3),M(I_,"RotationComponentCount",4),M(I_,"ColorComponentCount",4),M(I_,"CovarianceComponentCount",6),M(I_,"SplatScaleOffsetFloat",3),M(I_,"SplatRotationOffsetFloat",6),M(I_,"CompressionLevels",{0:{BytesPerCenter:12,BytesPerScale:12,BytesPerRotation:16,BytesPerColor:4,ScaleOffsetBytes:12,RotationffsetBytes:24,ColorOffsetBytes:40,SphericalHarmonicsOffsetBytes:44,ScaleRange:1,BytesPerSphericalHarmonicsComponent:4,SphericalHarmonicsOffsetFloat:11,SphericalHarmonicsDegrees:{0:{BytesPerSplat:44},1:{BytesPerSplat:80},2:{BytesPerSplat:140}}},1:{BytesPerCenter:6,BytesPerScale:6,BytesPerRotation:8,BytesPerColor:4,ScaleOffsetBytes:6,RotationffsetBytes:12,ColorOffsetBytes:20,SphericalHarmonicsOffsetBytes:24,ScaleRange:32767,BytesPerSphericalHarmonicsComponent:2,SphericalHarmonicsOffsetFloat:12,SphericalHarmonicsDegrees:{0:{BytesPerSplat:24},1:{BytesPerSplat:42},2:{BytesPerSplat:72}}},2:{BytesPerCenter:6,BytesPerScale:6,BytesPerRotation:8,BytesPerColor:4,ScaleOffsetBytes:6,RotationffsetBytes:12,ColorOffsetBytes:20,SphericalHarmonicsOffsetBytes:24,ScaleRange:32767,BytesPerSphericalHarmonicsComponent:1,SphericalHarmonicsOffsetFloat:12,SphericalHarmonicsDegrees:{0:{BytesPerSplat:24},1:{BytesPerSplat:33},2:{BytesPerSplat:48}}}}),M(I_,"CovarianceSizeFloats",6),M(I_,"HeaderSizeBytes",4096),M(I_,"SectionHeaderSizeBytes",1024),M(I_,"BucketStorageSizeBytes",12),M(I_,"BucketStorageSizeFloats",3),M(I_,"BucketBlockSize",5),M(I_,"BucketSize",256),M(I_,"computeCovariance",(Vy=new Gh,Hy=new Hc,Wy=new Hc,Gy=new Hc,jy=new Hc,Qy=new Hc,qy=new Hc,function(e,t,n,r){var i=arguments.length>4&&void 0!==arguments[4]?arguments[4]:0,a=arguments.length>5?arguments[5]:void 0;Vy.makeScale(e.x,e.y,e.z),Hy.setFromMatrix4(Vy),Vy.makeRotationFromQuaternion(t),Wy.setFromMatrix4(Vy),Gy.copy(Wy).multiply(Hy),jy.copy(Gy).transpose().premultiply(Gy),n&&(Qy.setFromMatrix4(n),qy.copy(Qy).transpose(),jy.multiply(qy),jy.premultiply(Qy)),a>=1?(r[i]=x_(jy.elements[0]),r[i+1]=x_(jy.elements[3]),r[i+2]=x_(jy.elements[6]),r[i+3]=x_(jy.elements[4]),r[i+4]=x_(jy.elements[7]),r[i+5]=x_(jy.elements[8])):(r[i]=jy.elements[0],r[i+1]=jy.elements[3],r[i+2]=jy.elements[6],r[i+3]=jy.elements[4],r[i+4]=jy.elements[7],r[i+5]=jy.elements[8])})),M(I_,"dot3",function(e,t,n,r,i){i[0]=i[1]=i[2]=0;var a=r[0],o=r[1],s=r[2];f.addInto3(e[0]*a,e[1]*a,e[2]*a,i),f.addInto3(t[0]*o,t[1]*o,t[2]*o,i),f.addInto3(n[0]*s,n[1]*s,n[2]*s,i)}),M(I_,"addInto3",function(e,t,n,r){r[0]=r[0]+e,r[1]=r[1]+t,r[2]=r[2]+n}),M(I_,"dot5",function(e,t,n,r,i,a,o){o[0]=o[1]=o[2]=0;var s=a[0],u=a[1],l=a[2],c=a[3],h=a[4];f.addInto3(e[0]*s,e[1]*s,e[2]*s,o),f.addInto3(t[0]*u,t[1]*u,t[2]*u,o),f.addInto3(n[0]*l,n[1]*l,n[2]*l,o),f.addInto3(r[0]*c,r[1]*c,r[2]*c,o),f.addInto3(i[0]*h,i[1]*h,i[2]*h,o)}),M(I_,"rotateSphericalHarmonics3",function(e,t,n,r,i,a,o,s,u){f.dot3(e,t,n,r,o),f.dot3(e,t,n,i,s),f.dot3(e,t,n,a,u)}),M(I_,"rotateSphericalHarmonics5",function(e,t,n,r,i,a,o,s,u,l,c,h,d,p,v,m,g,y){var _=Math.sqrt(1/4),b=Math.sqrt(3/4),x=Math.sqrt(1/3),S=Math.sqrt(4/3),A=Math.sqrt(1/12);u[0]=_*(s[2]*a[0]+s[0]*a[2]+(a[2]*s[0]+a[0]*s[2])),u[1]=s[1]*a[0]+a[1]*s[0],u[2]=b*(s[1]*a[1]+a[1]*s[1]),u[3]=s[1]*a[2]+a[1]*s[2],u[4]=_*(s[2]*a[2]-s[0]*a[0]+(a[2]*s[2]-a[0]*s[0])),f.dot5(e,t,n,r,i,u,p),l[0]=_*(o[2]*a[0]+o[0]*a[2]+(a[2]*o[0]+a[0]*o[2])),l[1]=o[1]*a[0]+a[1]*o[0],l[2]=b*(o[1]*a[1]+a[1]*o[1]),l[3]=o[1]*a[2]+a[1]*o[2],l[4]=_*(o[2]*a[2]-o[0]*a[0]+(a[2]*o[2]-a[0]*o[0])),f.dot5(e,t,n,r,i,l,v),c[0]=x*(o[2]*o[0]+o[0]*o[2])+-A*(s[2]*s[0]+s[0]*s[2]+(a[2]*a[0]+a[0]*a[2])),c[1]=S*o[1]*o[0]+-x*(s[1]*s[0]+a[1]*a[0]),c[2]=o[1]*o[1]+-_*(s[1]*s[1]+a[1]*a[1]),c[3]=S*o[1]*o[2]+-x*(s[1]*s[2]+a[1]*a[2]),c[4]=x*(o[2]*o[2]-o[0]*o[0])+-A*(s[2]*s[2]-s[0]*s[0]+(a[2]*a[2]-a[0]*a[0])),f.dot5(e,t,n,r,i,c,m),h[0]=_*(o[2]*s[0]+o[0]*s[2]+(s[2]*o[0]+s[0]*o[2])),h[1]=o[1]*s[0]+s[1]*o[0],h[2]=b*(o[1]*s[1]+s[1]*o[1]),h[3]=o[1]*s[2]+s[1]*o[2],h[4]=_*(o[2]*s[2]-o[0]*s[0]+(s[2]*o[2]-s[0]*o[0])),f.dot5(e,t,n,r,i,h,g),d[0]=_*(s[2]*s[0]+s[0]*s[2]-(a[2]*a[0]+a[0]*a[2])),d[1]=s[1]*s[0]-a[1]*a[0],d[2]=b*(s[1]*s[1]-a[1]*a[1]),d[3]=s[1]*s[2]-a[1]*a[2],d[4]=_*(s[2]*s[2]-s[0]*s[0]-(a[2]*a[2]-a[0]*a[0])),f.dot5(e,t,n,r,i,d,y)}),M(I_,"writeSplatDataToSectionBuffer",(Xy=new ArrayBuffer(12),Yy=new ArrayBuffer(12),Ky=new ArrayBuffer(16),Zy=new ArrayBuffer(4),Jy=new ArrayBuffer(256),$y=new fh,e_=new ph,t_=new ph,n_=Hu.OFFSET,r_=n_.X,i_=n_.Y,a_=n_.Z,o_=n_.SCALE0,s_=n_.SCALE1,u_=n_.SCALE2,l_=n_.ROTATION0,c_=n_.ROTATION1,h_=n_.ROTATION2,d_=n_.ROTATION3,f_=n_.FDC0,p_=n_.FDC1,v_=n_.FDC2,m_=n_.OPACITY,g_=n_.FRC0,y_=n_.FRC9,__=function(e,t,n){var r=2*n+1;return e=Math.round(e*t)+n,Nu(e,0,r)},function(e,t,n,r,i,a,o,s){var u=arguments.length>8&&void 0!==arguments[8]?arguments[8]:-b_,l=arguments.length>9&&void 0!==arguments[9]?arguments[9]:b_,c=Ou(i),h=n,d=h+f.CompressionLevels[r].BytesPerCenter,p=d+f.CompressionLevels[r].BytesPerScale,v=p+f.CompressionLevels[r].BytesPerRotation,m=v+f.CompressionLevels[r].BytesPerColor;if(void 0!==e[l_]?($y.set(e[l_],e[c_],e[h_],e[d_]),$y.normalize()):$y.set(1,0,0,0),void 0!==e[o_]?e_.set(e[o_]||0,e[s_]||0,e[u_]||0):e_.set(0,0,0),0===r){var g=new Float32Array(t,h,f.CenterComponentCount),y=new Float32Array(t,p,f.RotationComponentCount),_=new Float32Array(t,d,f.ScaleComponentCount);if(y.set([$y.x,$y.y,$y.z,$y.w]),_.set([e_.x,e_.y,e_.z]),g.set([e[r_],e[i_],e[a_]]),i>0){var b=new Float32Array(t,m,c);if(i>=1){for(var x=0;x<9;x++)b[x]=e[g_+x]||0;if(i>=2)for(var S=0;S<15;S++)b[S+9]=e[y_+S]||0}}}else{var A=new Uint16Array(Xy,0,f.CenterComponentCount),w=new Uint16Array(Ky,0,f.RotationComponentCount),T=new Uint16Array(Yy,0,f.ScaleComponentCount);if(w.set([x_($y.x),x_($y.y),x_($y.z),x_($y.w)]),T.set([x_(e_.x),x_(e_.y),x_(e_.z)]),t_.set(e[r_],e[i_],e[a_]).sub(a),t_.x=__(t_.x,o,s),t_.y=__(t_.y,o,s),t_.z=__(t_.z,o,s),A.set([t_.x,t_.y,t_.z]),i>0){var M=1===r?2:1,E=new(1===r?Uint16Array:Uint8Array)(Jy,0,c);if(i>=1){for(var C=0;C<9;C++){var k=e[g_+C]||0;E[C]=1===r?x_(k):w_(k,u,l)}var R=9*M;if(R_(E.buffer,0,t,m,R),i>=2){for(var I=0;I<15;I++){var N=e[y_+I]||0;E[I+9]=1===r?x_(N):w_(N,u,l)}R_(E.buffer,R,t,m+R,15*M)}}}R_(A.buffer,0,t,h,6),R_(T.buffer,0,t,d,6),R_(w.buffer,0,t,p,8)}var P=new Uint8ClampedArray(Zy,0,4);P.set([e[f_]||0,e[p_]||0,e[v_]||0]),P[3]=e[m_]||0,R_(P.buffer,0,t,v,4)}));var N_=new Uint8Array([112,108,121,10]),P_=new Uint8Array([10,101,110,100,95,104,101,97,100,101,114,10]),L_="end_header",D_=new Map([["char",Int8Array],["uchar",Uint8Array],["short",Int16Array],["ushort",Uint16Array],["int",Int32Array],["uint",Uint32Array],["float",Float32Array],["double",Float64Array]]),O_=function(e,t){var n=(1<<t)-1;return(e&n)/n},F_=function(e,t){e.x=O_(t>>>21,11),e.y=O_(t>>>11,10),e.z=O_(t,11)},B_=function(e,t,n){return e*(1-n)+t*n},U_=function(e,t){var n;return null===(n=e.properties.find(function(e){return e.name===t&&e.storage}))||void 0===n?void 0:n.storage},z_=function(){function e(){A(this,e)}return T(e,null,[{key:"decodeHeaderText",value:function(e){for(var t,n,r,i=e.split("\n").filter(function(e){return!e.startsWith("comment ")}),a=0,o=!1,s=1;s<i.length;++s){var u=i[s].split(" ");switch(u[0]){case"format":if("binary_little_endian"!==u[1])throw new Error("Unsupported ply format");break;case"element":"chunk"===(t={name:u[1],count:parseInt(u[2],10),properties:[],storageSizeBytes:0}).name?n=t:"vertex"===t.name&&(r=t);break;case"property":if(!D_.has(u[1]))throw new Error("Unrecognized property data type '".concat(u[1],"' in ply header"));var l=D_.get(u[1]),c=l.BYTES_PER_ELEMENT*t.count;"vertex"===t.name&&(a+=l.BYTES_PER_ELEMENT),t.properties.push({type:u[1],name:u[2],storage:null,byteSize:l.BYTES_PER_ELEMENT,storageSizeByes:c}),t.storageSizeBytes+=c;break;case L_:o=!0;break;default:throw new Error("Unrecognized header value '".concat(u[0],"' in ply header"))}if(o)break}return{chunkElement:n,vertexElement:r,bytesPerSplat:a,headerSizeBytes:e.indexOf(L_)+10+1,sphericalHarmonicsDegree:0}}},{key:"decodeHeader",value:function(t){var n,r=new Uint8Array(t);if(r.length>=N_.length&&!function(e,t){if(e.length<t.length)return!1;for(var n=0;n<t.length;++n)if(e[n]!==t[n])return!1;return!0}(r,N_))throw new Error("Invalid PLY header");if(n=function(e,t){var n,r,i=e.length-t.length;for(n=0;n<=i;++n){for(r=0;r<t.length&&e[n+r]===t[r];++r);if(r===t.length)return n}return-1}(r,P_),-1===n)throw new Error("End of PLY header not found");var i=new TextDecoder("ascii").decode(r.slice(0,n)),a=e.decodeHeaderText(i),o=a.chunkElement,s=a.vertexElement,u=a.bytesPerSplat;return{headerSizeBytes:n+P_.length,bytesPerSplat:u,chunkElement:o,vertexElement:s}}},{key:"readElementData",value:function(e,t,n,r,i){var a=arguments.length>5&&void 0!==arguments[5]?arguments[5]:null,o=t instanceof DataView?t:new DataView(t);r=r||0,i=i||e.count-1;for(var s=r;s<=i;++s)for(var u=0;u<e.properties.length;++u){var l=e.properties[u],c=D_.get(l.type),h=c.BYTES_PER_ELEMENT*e.count;if(l.storage&&!(l.storage.byteLength<h)||a&&!a(l.name)||(l.storage=new c(e.count)),l.storage)switch(l.type){case"char":l.storage[s]=o.getInt8(n);break;case"uchar":l.storage[s]=o.getUint8(n);break;case"short":l.storage[s]=o.getInt16(n,!0);break;case"ushort":l.storage[s]=o.getUint16(n,!0);break;case"int":l.storage[s]=o.getInt32(n,!0);break;case"uint":l.storage[s]=o.getUint32(n,!0);break;case"float":l.storage[s]=o.getFloat32(n,!0);break;case"double":l.storage[s]=o.getFloat64(n,!0)}n+=l.byteSize}return n}},{key:"readPly",value:function(t){var n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:null,r=e.decodeHeader(t),i=e.readElementData(r.chunkElement,t,r.headerSizeBytes,null,null,n);return e.readElementData(r.vertexElement,t,i,null,null,n),{chunkElement:r.chunkElement,vertexElement:r.vertexElement}}},{key:"getElementStorageArrays",value:function(e,t){var n=U_(e,"min_x"),r=U_(e,"min_y"),i=U_(e,"min_z"),a=U_(e,"max_x"),o=U_(e,"max_y"),s=U_(e,"max_z"),u=U_(e,"min_scale_x"),l=U_(e,"min_scale_y"),c=U_(e,"min_scale_z");return{positionExtremes:{minX:n,maxX:a,minY:r,maxY:o,minZ:i,maxZ:s},scaleExtremes:{minScaleX:u,maxScaleX:U_(e,"max_scale_x"),minScaleY:l,maxScaleY:U_(e,"max_scale_y"),minScaleZ:c,maxScaleZ:U_(e,"max_scale_z")},position:U_(t,"packed_position"),rotation:U_(t,"packed_rotation"),scale:U_(t,"packed_scale"),color:U_(t,"packed_color")}}},{key:"parseToUncompressedSplatBufferSection",value:function(t,n,r,i,a,o,s,u,l){var c=arguments.length>9&&void 0!==arguments[9]?arguments[9]:null;e.readElementData(n,o,s,r,i,c);for(var h=I_.CompressionLevels[0].SphericalHarmonicsDegrees[0].BytesPerSplat,d=e.getElementStorageArrays(t,n),f=d.positionExtremes,p=d.scaleExtremes,v=d.position,m=d.rotation,g=d.scale,y=d.color,_=Hu.createSplat(),b=r;b<=i;++b){e.decompressSplat(b,a,v,f,g,p,m,y,_);var x=b*h+l;I_.writeSplatDataToSectionBuffer(_,u,x,0,0)}}},{key:"parseToUncompressedSplatArraySection",value:function(t,n,r,i,a,o,s,u){var l=arguments.length>8&&void 0!==arguments[8]?arguments[8]:null;e.readElementData(n,o,s,r,i,l);for(var c=e.getElementStorageArrays(t,n),h=c.positionExtremes,d=c.scaleExtremes,f=c.position,p=c.rotation,v=c.scale,m=c.color,g=r;g<=i;++g){var y=Hu.createSplat();e.decompressSplat(g,a,f,h,v,d,p,m,y),u.addSplat(y)}}},{key:"parseToUncompressedSplatArray",value:function(t){for(var n=e.readPly(t),r=n.chunkElement,i=n.vertexElement,a=new Hu,o=e.getElementStorageArrays(r,i),s=o.positionExtremes,u=o.scaleExtremes,l=o.position,c=o.rotation,h=o.scale,d=o.color,f=0;f<i.count;++f){a.addDefaultSplat();var p=a.getSplat(a.splatCount-1);e.decompressSplat(f,0,l,s,h,u,c,d,p)}return(new Gh).identity(),a}}])}();M(z_,"decompressSplat",function(){var e=new ph,t=new fh,n=new ph,r=new uh,i=Hu.OFFSET;return function(a,o,s,u,l,c,h,d,f){f=f||Hu.createSplat();var p,v,m=Math.floor((o+a)/256);return F_(e,s[a]),function(e,t){var n=1/(.5*Math.sqrt(2)),r=(O_(t>>>20,10)-.5)*n,i=(O_(t>>>10,10)-.5)*n,a=(O_(t,10)-.5)*n,o=Math.sqrt(1-(r*r+i*i+a*a));switch(t>>>30){case 0:e.set(o,r,i,a);break;case 1:e.set(r,o,i,a);break;case 2:e.set(r,i,o,a);break;case 3:e.set(r,i,a,o)}}(t,h[a]),F_(n,l[a]),p=r,v=d[a],p.x=O_(v>>>24,8),p.y=O_(v>>>16,8),p.z=O_(v>>>8,8),p.w=O_(v,8),f[i.X]=B_(u.minX[m],u.maxX[m],e.x),f[i.Y]=B_(u.minY[m],u.maxY[m],e.y),f[i.Z]=B_(u.minZ[m],u.maxZ[m],e.z),f[i.ROTATION0]=t.x,f[i.ROTATION1]=t.y,f[i.ROTATION2]=t.z,f[i.ROTATION3]=t.w,f[i.SCALE0]=Math.exp(B_(c.minScaleX[m],c.maxScaleX[m],n.x)),f[i.SCALE1]=Math.exp(B_(c.minScaleY[m],c.maxScaleY[m],n.y)),f[i.SCALE2]=Math.exp(B_(c.minScaleZ[m],c.maxScaleZ[m],n.z)),f[i.FDC0]=Nu(Math.floor(255*r.x),0,255),f[i.FDC1]=Nu(Math.floor(255*r.y),0,255),f[i.FDC2]=Nu(Math.floor(255*r.z),0,255),f[i.OPACITY]=Nu(Math.floor(255*r.w),0,255),f}}());var V_=0,H_=1,W_=2,G_={double:0,int:1,uint:2,float:3,short:4,ushort:5,uchar:6},j_=M(M(M(M(M(M(M({},0,8),1,4),2,4),3,4),4,2),5,2),6,1),Q_=function(){function e(){A(this,e)}return T(e,[{key:"decodeSectionHeader",value:function(t,n){for(var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0,i=[],a=!1,o=-1,s=0,u=!1,l=null,c=[],h=[],d=[],f={},p=r;p<t.length;p++){var v=t[p].trim();if(v.startsWith("element")){if(a){o--;break}a=!0,r=p,o=p;var m,g=0,y=L(v.split(" "));try{for(y.s();!(m=y.n()).done;){var _=m.value.trim();_.length>0&&(2===++g?l=_:3===g&&(s=parseInt(_)))}}catch(P){y.e(P)}finally{y.f()}}else if(v.startsWith("property")){var b=v.match(/(\w+)\s+(\w+)\s+(\w+)/);if(b){var x=b[2],S=b[3];d.push(S);var A=n[S];f[S]=x;var w=G_[x];void 0!==A&&(c.push(A),h[A]=w)}}if(v===e.HeaderEndToken){u=!0;break}a&&(i.push(v),o++)}for(var T=[],M=0,E=0,C=d;E<C.length;E++){var k=C[E],R=f[k];if(f.hasOwnProperty(k)){var I=n[k];void 0!==I&&(T[I]=M)}M+=j_[G_[R]]}var N=this.decodeSphericalHarmonicsFromSectionHeader(d,n);return{headerLines:i,headerStartLine:r,headerEndLine:o,fieldTypes:h,fieldIds:c,fieldOffsets:T,bytesPerVertex:M,vertexCount:s,dataSizeBytes:M*s,endOfHeader:u,sectionName:l,sphericalHarmonicsDegree:N.degree,sphericalHarmonicsCoefficientsPerChannel:N.coefficientsPerChannel,sphericalHarmonicsDegree1Fields:N.degree1Fields,sphericalHarmonicsDegree2Fields:N.degree2Fields}}},{key:"decodeSphericalHarmonicsFromSectionHeader",value:function(e,t){var n,r,i=0,a=L(e);try{for(a.s();!(r=a.n()).done;){r.value.startsWith("f_rest")&&i++}}catch(d){a.e(d)}finally{a.f()}var o=0;(n=i/3)>=3&&(o=1),n>=8&&(o=2);for(var s=[],u=[],l=0;l<3;l++){if(o>=1)for(var c=0;c<3;c++)s.push(t["f_rest_"+(c+n*l)]);if(o>=2)for(var h=0;h<5;h++)u.push(t["f_rest_"+(h+n*l+3)])}return{degree:o,coefficientsPerChannel:n,degree1Fields:s,degree2Fields:u}}},{key:"readHeaderFromBuffer",value:function(t){for(var n=new TextDecoder,r=0,i="",a=100;;){if(r+a>=t.byteLength)throw new Error("End of file reached while searching for end of header");var o=new Uint8Array(t,r,a);if(i+=n.decode(o),r+=a,e.checkBufferForEndHeader(t,r,200,n))break}return i}}],[{key:"getHeaderSectionNames",value:function(e){var t,n=[],r=L(e);try{for(r.s();!(t=r.n()).done;){var i=t.value;if(i.startsWith("element")){var a,o=i.split(" "),s=0,u=L(o);try{for(u.s();!(a=u.n()).done;){var l=a.value.trim();l.length>0&&2===++s&&n.push(l)}}catch(c){u.e(c)}finally{u.f()}}}}catch(c){r.e(c)}finally{r.f()}return n}},{key:"checkTextForEndHeader",value:function(t){return!!t.includes(e.HeaderEndToken)}},{key:"checkBufferForEndHeader",value:function(t,n,r,i){var a=new Uint8Array(t,Math.max(0,n-r),r),o=i.decode(a);return e.checkTextForEndHeader(o)}},{key:"extractHeaderFromBufferToText",value:function(t){for(var n=new TextDecoder,r=0,i="",a=100;;){if(r+a>=t.byteLength)throw new Error("End of file reached while searching for end of header");var o=new Uint8Array(t,r,a);if(i+=n.decode(o),r+=a,e.checkBufferForEndHeader(t,r,200,n))break}return i}},{key:"convertHeaderTextToLines",value:function(t){for(var n=t.split("\n"),r=[],i=0;i<n.length;i++){var a=n[i].trim();if(r.push(a),a===e.HeaderEndToken)break}return r}},{key:"determineHeaderFormatFromHeaderText",value:function(t){for(var n=e.convertHeaderTextToLines(t),r=V_,i=0;i<n.length;i++){var a=n[i].trim();if(a.startsWith("element chunk")||a.match(/[A-Za-z]*packed_[A-Za-z]*/))r=W_;else if(a.startsWith("element codebook_centers"))r=H_;else if(a===e.HeaderEndToken)break}return r}},{key:"determineHeaderFormatFromPlyBuffer",value:function(t){var n=e.extractHeaderFromBufferToText(t);return e.determineHeaderFormatFromHeaderText(n)}},{key:"readVertex",value:function(e,t,n,r,i,a){var o,s=!(arguments.length>6&&void 0!==arguments[6])||arguments[6],u=n*t.bytesPerVertex+r,l=t.fieldOffsets,c=t.fieldTypes,h=L(i);try{for(h.s();!(o=h.n()).done;){var d=o.value,f=c[d];3===f?a[d]=e.getFloat32(u+l[d],!0):4===f?a[d]=e.getInt16(u+l[d],!0):5===f?a[d]=e.getUint16(u+l[d],!0):1===f?a[d]=e.getInt32(u+l[d],!0):2===f?a[d]=e.getUint32(u+l[d],!0):6===f&&(a[d]=s?e.getUint8(u+l[d])/255:e.getUint8(u+l[d]))}}catch(p){h.e(p)}finally{h.f()}}}])}();M(Q_,"HeaderEndToken","end_header");var q_=["scale_0","scale_1","scale_2","rot_0","rot_1","rot_2","rot_3","x","y","z","f_dc_0","f_dc_1","f_dc_2","opacity","red","green","blue","f_rest_0"],X_=q_.map(function(e,t){return t}),Y_=C(X_,18),K_=Y_[0],Z_=Y_[1],J_=Y_[2],$_=Y_[3],eb=Y_[4],tb=Y_[5],nb=Y_[6],rb=Y_[7],ib=Y_[8],ab=Y_[9],ob=Y_[10],sb=Y_[11],ub=Y_[12],lb=Y_[13],cb=Y_[14],hb=Y_[15],db=Y_[16],fb=Y_[17],pb=function(){function e(){A(this,e),this.plyParserutils=new Q_}return T(e,[{key:"decodeHeaderLines",value:function(e){var t=0;e.forEach(function(e){e.includes("f_rest_")&&t++});var n=0;t>=45?n=45:t>=24?n=24:t>=9&&(n=9);var r=Array.from(Array(Math.max(n-1,0))).map(function(e,t){return"f_rest_".concat(t+1)}),i=[].concat(q_,I(r)),a=i.map(function(e,t){return t}),o=a.reduce(function(e,t){return e[i[t]]=t,e},{}),s=this.plyParserutils.decodeSectionHeader(e,o,0);return s.splatCount=s.vertexCount,s.bytesPerSplat=s.bytesPerVertex,s.fieldsToReadIndexes=a,s}},{key:"decodeHeaderText",value:function(e){var t=Q_.convertHeaderTextToLines(e),n=this.decodeHeaderLines(t);return n.headerText=e,n.headerSizeBytes=e.indexOf(Q_.HeaderEndToken)+Q_.HeaderEndToken.length+1,n}},{key:"decodeHeaderFromBuffer",value:function(e){var t=this.plyParserutils.readHeaderFromBuffer(e);return this.decodeHeaderText(t)}},{key:"findSplatData",value:function(e,t){return new DataView(e,t.headerSizeBytes)}},{key:"parseToUncompressedSplatBufferSection",value:function(t,n,r,i,a,o,s){var u=arguments.length>7&&void 0!==arguments[7]?arguments[7]:0;u=Math.min(u,t.sphericalHarmonicsDegree);for(var l=I_.CompressionLevels[0].SphericalHarmonicsDegrees[u].BytesPerSplat,c=n;c<=r;c++){var h=e.parseToUncompressedSplat(i,c,t,a,u),d=c*l+s;I_.writeSplatDataToSectionBuffer(h,o,d,0,u)}}},{key:"parseToUncompressedSplatArraySection",value:function(t,n,r,i,a,o){var s=arguments.length>6&&void 0!==arguments[6]?arguments[6]:0;s=Math.min(s,t.sphericalHarmonicsDegree);for(var u=n;u<=r;u++){var l=e.parseToUncompressedSplat(i,u,t,a,s);o.addSplat(l)}}},{key:"decodeSectionSplatData",value:function(t,n,r,i){i=Math.min(i,r.sphericalHarmonicsDegree);for(var a=new Hu(i),o=0;o<n;o++){var s=e.parseToUncompressedSplat(t,o,r,0,i);a.addSplat(s)}return a}},{key:"parseToUncompressedSplatArray",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,n=this.decodeHeaderFromBuffer(e),r=n.splatCount,i=this.findSplatData(e,n);return this.decodeSectionSplatData(i,r,n,t)}}],[{key:"readSplat",value:function(e,t,n,r,i){return Q_.readVertex(e,t,n,r,t.fieldsToReadIndexes,i,!0)}}])}();p=pb,M(pb,"parseToUncompressedSplat",function(){for(var e=[],t=new fh,n=Hu.OFFSET.X,r=Hu.OFFSET.Y,i=Hu.OFFSET.Z,a=Hu.OFFSET.SCALE0,o=Hu.OFFSET.SCALE1,s=Hu.OFFSET.SCALE2,u=Hu.OFFSET.ROTATION0,l=Hu.OFFSET.ROTATION1,c=Hu.OFFSET.ROTATION2,h=Hu.OFFSET.ROTATION3,d=Hu.OFFSET.FDC0,f=Hu.OFFSET.FDC1,v=Hu.OFFSET.FDC2,m=Hu.OFFSET.OPACITY,g=[],y=0;y<45;y++)g[y]=Hu.OFFSET.FRC0+y;return function(y,_,b){var x=arguments.length>3&&void 0!==arguments[3]?arguments[3]:0,S=arguments.length>4&&void 0!==arguments[4]?arguments[4]:0;S=Math.min(S,b.sphericalHarmonicsDegree),p.readSplat(y,b,_,x,e);var A=Hu.createSplat(S);if(void 0!==e[K_]?(A[a]=Math.exp(e[K_]),A[o]=Math.exp(e[Z_]),A[s]=Math.exp(e[J_])):(A[a]=.01,A[o]=.01,A[s]=.01),void 0!==e[ob]?(A[d]=255*e[ob],A[f]=255*e[sb],A[v]=255*e[ub]):void 0!==e[cb]?(A[d]=255*e[cb],A[f]=255*e[hb],A[v]=255*e[db]):(A[d]=0,A[f]=0,A[v]=0),void 0!==e[lb]&&(A[m]=1/(1+Math.exp(-e[lb]))*255),A[d]=Nu(Math.floor(A[d]),0,255),A[f]=Nu(Math.floor(A[f]),0,255),A[v]=Nu(Math.floor(A[v]),0,255),A[m]=Nu(Math.floor(A[m]),0,255),S>=1&&void 0!==e[fb]){for(var w=0;w<9;w++)A[g[w]]=e[b.sphericalHarmonicsDegree1Fields[w]];if(S>=2)for(var T=0;T<15;T++)A[g[9+T]]=e[b.sphericalHarmonicsDegree2Fields[T]]}return t.set(e[$_],e[eb],e[tb],e[nb]),t.normalize(),A[u]=t.x,A[l]=t.y,A[c]=t.z,A[h]=t.w,A[n]=e[rb],A[r]=e[ib],A[i]=e[ab],A}}());var vb=["features_dc","features_rest_0","features_rest_1","features_rest_2","features_rest_3","features_rest_4","features_rest_5","features_rest_6","features_rest_7","features_rest_8","features_rest_9","features_rest_10","features_rest_11","features_rest_12","features_rest_13","features_rest_14","opacity","scaling","rotation_re","rotation_im"],mb=vb.map(function(e,t){return t}),gb=["scale_0","scale_1","scale_2","rot_0","rot_1","rot_2","rot_3","x","y","z","f_dc_0","f_dc_1","f_dc_2","opacity","red","green","blue","f_rest_0","f_rest_1","f_rest_2","f_rest_3","f_rest_4","f_rest_5","f_rest_6","f_rest_7","f_rest_8","f_rest_9","f_rest_10","f_rest_11","f_rest_12","f_rest_13","f_rest_14","f_rest_15","f_rest_16","f_rest_17","f_rest_18","f_rest_19","f_rest_20","f_rest_21","f_rest_22","f_rest_23","f_rest_24","f_rest_25","f_rest_26","f_rest_27","f_rest_28","f_rest_29","f_rest_30","f_rest_31","f_rest_32","f_rest_33","f_rest_34","f_rest_35","f_rest_36","f_rest_37","f_rest_38","f_rest_39","f_rest_40","f_rest_41","f_rest_42","f_rest_43","f_rest_44","f_rest_45"],yb=gb.map(function(e,t){return t}),_b=C(yb,14),bb=_b[0],xb=_b[1],Sb=_b[2],Ab=_b[3],wb=_b[4],Tb=_b[5],Mb=_b[6],Eb=_b[7],Cb=_b[8],kb=_b[9],Rb=_b[10],Ib=_b[11],Nb=_b[12],Pb=_b[13],Lb=Rb,Db=Ib,Ob=Nb,Fb=function(e){var t=(31744&e)>>10,n=1023&e;return(e>>15?-1:1)*(t?31===t?n?NaN:1/0:Math.pow(2,t-15)*(1+n/1024):n/1024*6103515625e-14)},Bb=function(){function e(){A(this,e),this.plyParserutils=new Q_}return T(e,[{key:"decodeSectionHeadersFromHeaderLines",value:function(e){for(var t,n=yb.reduce(function(e,t){return e[gb[t]]=t,e},{}),r=mb.reduce(function(e,t){return e[vb[t]]=t,e},{}),i=Q_.getHeaderSectionNames(e),a=0;a<i.length;a++){"codebook_centers"===i[a]&&(t=a)}for(var o=0,s=!1,u=[],l=0;!s;){var c=void 0;s=(c=l===t?this.plyParserutils.decodeSectionHeader(e,r,o):this.plyParserutils.decodeSectionHeader(e,n,o)).endOfHeader,o=c.headerEndLine+1,s||(c.splatCount=c.vertexCount,c.bytesPerSplat=c.bytesPerVertex),u.push(c),l++}return u}},{key:"decodeSectionHeadersFromHeaderText",value:function(e){var t=Q_.convertHeaderTextToLines(e);return this.decodeSectionHeadersFromHeaderLines(t)}},{key:"getSplatCountFromSectionHeaders",value:function(e){var t,n=0,r=L(e);try{for(r.s();!(t=r.n()).done;){var i=t.value;"codebook_centers"!==i.sectionName&&(n+=i.vertexCount)}}catch(a){r.e(a)}finally{r.f()}return n}},{key:"decodeHeaderFromHeaderText",value:function(e){var t=e.indexOf(Q_.HeaderEndToken)+Q_.HeaderEndToken.length+1,n=this.decodeSectionHeadersFromHeaderText(e);return{headerSizeBytes:t,sectionHeaders:n,splatCount:this.getSplatCountFromSectionHeaders(n)}}},{key:"decodeHeaderFromBuffer",value:function(e){var t=this.plyParserutils.readHeaderFromBuffer(e);return this.decodeHeaderFromHeaderText(t)}},{key:"findVertexData",value:function(e,t,n){for(var r=t.headerSizeBytes,i=0;i<n&&i<t.sectionHeaders.length;i++){r+=t.sectionHeaders[i].dataSizeBytes}return new DataView(e,r,t.sectionHeaders[n].dataSizeBytes)}},{key:"decodeCodeBook",value:function(e,t){for(var n=[],r=[],i=0;i<t.vertexCount;i++){Q_.readVertex(e,t,i,0,mb,n);var a,o=L(mb);try{for(o.s();!(a=o.n()).done;){var s=a.value,u=mb[s],l=r[u];l||(r[u]=l=[]),l.push(n[s])}}catch(p){o.e(p)}finally{o.f()}}for(var c=0;c<r.length;c++)for(var h=r[c],d=0;d<h.length;d++){var f=Fb(h[d]);h[d]=16===c?Math.round(1/(1+Math.exp(-f))*255):0===c?Math.round(255*(.5+.28209479177387814*f)):17===c?Math.exp(f):f}return r}},{key:"decodeSectionSplatData",value:function(t,n,r,i,a){a=Math.min(a,r.sphericalHarmonicsDegree);for(var o=new Hu(a),s=0;s<n;s++){var u=e.parseToUncompressedSplat(t,s,r,i,0,a);o.addSplat(u)}return o}},{key:"parseToUncompressedSplatArray",value:function(e){for(var t,n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,r=[],i=this.decodeHeaderFromBuffer(e,n),a=0;a<i.sectionHeaders.length;a++){var o=i.sectionHeaders[a];if("codebook_centers"===o.sectionName){var s=this.findVertexData(e,i,a);t=this.decodeCodeBook(s,o)}}for(var u=0;u<i.sectionHeaders.length;u++){var l=i.sectionHeaders[u];if("codebook_centers"!==l.sectionName){var c=l.vertexCount,h=this.findVertexData(e,i,u),d=this.decodeSectionSplatData(h,c,l,t,n);r.push(d)}}for(var f=new Hu(n),p=0,v=r;p<v.length;p++){var m,g=L(v[p].splats);try{for(g.s();!(m=g.n()).done;){var y=m.value;f.addSplat(y)}}catch(_){g.e(_)}finally{g.f()}}return f}}],[{key:"readSplat",value:function(e,t,n,r,i){return Q_.readVertex(e,t,n,r,yb,i,!1)}}])}();_=Bb,M(Bb,"parseToUncompressedSplat",function(){for(var e=[],t=new fh,n=Hu.OFFSET.X,r=Hu.OFFSET.Y,i=Hu.OFFSET.Z,a=Hu.OFFSET.SCALE0,o=Hu.OFFSET.SCALE1,s=Hu.OFFSET.SCALE2,u=Hu.OFFSET.ROTATION0,l=Hu.OFFSET.ROTATION1,c=Hu.OFFSET.ROTATION2,h=Hu.OFFSET.ROTATION3,d=Hu.OFFSET.FDC0,f=Hu.OFFSET.FDC1,p=Hu.OFFSET.FDC2,v=Hu.OFFSET.OPACITY,m=[],g=0;g<45;g++)m[g]=Hu.OFFSET.FRC0+g;return function(g,y,b,x){var S=arguments.length>4&&void 0!==arguments[4]?arguments[4]:0,A=arguments.length>5&&void 0!==arguments[5]?arguments[5]:0;A=Math.min(A,b.sphericalHarmonicsDegree),_.readSplat(g,b,y,S,e);var w=Hu.createSplat(A);if(void 0!==e[bb]?(w[a]=x[17][e[bb]],w[o]=x[17][e[xb]],w[s]=x[17][e[Sb]]):(w[a]=.01,w[o]=.01,w[s]=.01),void 0!==e[Rb]?(w[d]=x[0][e[Rb]],w[f]=x[0][e[Ib]],w[p]=x[0][e[Nb]]):void 0!==e[Lb]?(w[d]=255*e[Lb],w[f]=255*e[Db],w[p]=255*e[Ob]):(w[d]=0,w[f]=0,w[p]=0),void 0!==e[Pb]&&(w[v]=x[16][e[Pb]]),w[d]=Nu(Math.floor(w[d]),0,255),w[f]=Nu(Math.floor(w[f]),0,255),w[p]=Nu(Math.floor(w[p]),0,255),w[v]=Nu(Math.floor(w[v]),0,255),A>=1&&b.sphericalHarmonicsDegree>=1){for(var T=0;T<9;T++){var M=x[1+T%3];w[m[T]]=M[e[b.sphericalHarmonicsDegree1Fields[T]]]}if(A>=2&&b.sphericalHarmonicsDegree>=2)for(var E=0;E<15;E++){var C=x[4+E%5];w[m[9+E]]=C[e[b.sphericalHarmonicsDegree2Fields[E]]]}}var k=x[18][e[Ab]],R=x[19][e[wb]],I=x[19][e[Tb]],N=x[19][e[Mb]];return t.set(k,R,I,N),t.normalize(),w[u]=t.x,w[l]=t.y,w[c]=t.z,w[h]=t.w,w[n]=Fb(e[Eb]),w[r]=Fb(e[Cb]),w[i]=Fb(e[kb]),w}}());var Ub=function(){return T(function e(){A(this,e)},null,[{key:"parseToUncompressedSplatArray",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,n=Q_.determineHeaderFormatFromPlyBuffer(e);return n===W_?z_.parseToUncompressedSplatArray(e):n===V_?(new pb).parseToUncompressedSplatArray(e,t):n===H_?(new Bb).parseToUncompressedSplatArray(e,t):void 0}}])}(),zb=function(){function e(t,n,r,i){A(this,e),this.sectionCount=t,this.sectionFilters=n,this.groupingParameters=r,this.partitionGenerator=i}return T(e,[{key:"partitionUncompressedSplatArray",value:function(e){var t,n,r;if(this.partitionGenerator){var i=this.partitionGenerator(e);t=i.groupingParameters,n=i.sectionCount,r=i.sectionFilters}else t=this.groupingParameters,n=this.sectionCount,r=this.sectionFilters;for(var a=[],o=0;o<n;o++){for(var s=new Hu(e.sphericalHarmonicsDegree),u=r[o],l=0;l<e.splatCount;l++)u(l)&&s.addSplat(e.splats[l]);a.push(s)}return{splatArrays:a,parameters:t}}}],[{key:"getStandardPartitioner",value:function(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0,n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new ph,r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:I_.BucketBlockSize,i=arguments.length>3&&void 0!==arguments[3]?arguments[3]:I_.BucketSize;return new e(void 0,void 0,void 0,function(e){var a=Hu.OFFSET.X,o=Hu.OFFSET.Y,s=Hu.OFFSET.Z;t<=0&&(t=e.splatCount);var u=new ph,l=.5;e.splats.forEach(function(e){var t;u.set(e[a],e[o],e[s]).sub(n),(t=u).x=Math.floor(t.x/l)*l,t.y=Math.floor(t.y/l)*l,t.z=Math.floor(t.z/l)*l,e.centerDist=u.lengthSq()}),e.splats.sort(function(e,t){return e.centerDist>t.centerDist?1:-1});var c=[],h=[];t=Math.min(e.splatCount,t);for(var d=Math.ceil(e.splatCount/t),f=0,p=function(){var e=f;c.push(function(n){return n>=e&&n<e+t}),h.push({blocksSize:r,bucketSize:i}),f+=t},v=0;v<d;v++)p();return{sectionCount:c.length,sectionFilters:c,groupingParameters:h}})}}])}(),Vb=function(){function e(t,n,r,i,a,o,s){A(this,e),this.splatPartitioner=t,this.alphaRemovalThreshold=n,this.compressionLevel=r,this.sectionSize=i,this.sceneCenter=a?(new ph).copy(a):void 0,this.blockSize=o,this.bucketSize=s}return T(e,[{key:"generateFromUncompressedSplatArray",value:function(e){var t=this.splatPartitioner.partitionUncompressedSplatArray(e);return I_.generateFromUncompressedSplatArrays(t.splatArrays,this.alphaRemovalThreshold,this.compressionLevel,this.sceneCenter,this.blockSize,this.bucketSize,t.parameters)}}],[{key:"getStandardGenerator",value:function(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1,n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1,r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0,i=arguments.length>3&&void 0!==arguments[3]?arguments[3]:new ph,a=arguments.length>4&&void 0!==arguments[4]?arguments[4]:I_.BucketBlockSize,o=arguments.length>5&&void 0!==arguments[5]?arguments[5]:I_.BucketSize;return new e(zb.getStandardPartitioner(r,i,a,o),t,n,r,i,a,o)}}])}(),Hb=0,Wb=1,Gb=2,jb=function(e){function t(e){return A(this,t),y(this,t,[e])}return x(t,e),T(t)}(m(Error)),Qb=0,qb=1,Xb=2;function Yb(e,t){var n,r=0,i=L(e);try{for(i.s();!(n=i.n()).done;){r+=n.value.sizeBytes}}catch(l){i.e(l)}finally{i.f()}(!t||t.byteLength<r)&&(t=new ArrayBuffer(r));var a,o=0,s=L(e);try{for(s.s();!(a=s.n()).done;){var u=a.value;new Uint8Array(t,o,u.sizeBytes).set(u.data),o+=u.sizeBytes}}catch(l){s.e(l)}finally{s.f()}return t}function Kb(e,t,n,r,i,a,o,s){return t?Vb.getStandardGenerator(n,r,i,a,o,s).generateFromUncompressedSplatArray(e):I_.generateFromUncompressedSplatArrays([e],n,0,new ph)}var Zb=function(){function e(){A(this,e)}return T(e,null,[{key:"loadFromURL",value:function(t,n,r,i,a,o){var s=!(arguments.length>6&&void 0!==arguments[6])||arguments[6],u=arguments.length>7&&void 0!==arguments[7]?arguments[7]:0,l=arguments.length>8?arguments[8]:void 0,c=arguments.length>9?arguments[9]:void 0,h=arguments.length>10?arguments[10]:void 0,d=arguments.length>11?arguments[11]:void 0,f=arguments.length>12?arguments[12]:void 0,p=r?Qb:qb;s&&(p=qb);var v,m,g,y,_,b=zy.ProgressiveLoadSectionSize,x=I_.HeaderSizeBytes+I_.SectionHeaderSizeBytes,S=0,A=0,w=!1,T=!1,M=!1,E=Fu(),C=0,k=0,R=0,I="",N=null,P=[],L=new TextDecoder,D=new pb;return n&&n(0,"0%",Hb),Iu(t,function(e,t,a){var o=e>=100;if(a&&(P.push({data:a,sizeBytes:a.byteLength,startBytes:R,endBytes:R+a.byteLength}),R+=a.byteLength),p===Xb)o&&E.resolve(P);else{if(w){if(M&&!T){var s=N.headerSizeBytes+N.chunkElement.storageSizeBytes;(y=Yb(P,y)).byteLength>=s&&(z_.readElementData(N.chunkElement,y,N.headerSizeBytes),C=s,k=s,T=!0)}}else if(I+=L.decode(a),Q_.checkTextForEndHeader(I)){var l=Q_.determineHeaderFormatFromHeaderText(I);if(l===V_)N=D.decodeHeaderText(I),S=N.splatCount,T=!0,M=!1;else{if(l!==W_){if(r)throw new jb("PlyLoader.loadFromURL() -> Selected Ply format cannot be directly loaded.");return void(p=Xb)}N=z_.decodeHeaderText(I),S=N.vertexElement.count,M=!0}u=Math.min(u,N.sphericalHarmonicsDegree);var c=I_.CompressionLevels[0].SphericalHarmonicsDegrees[u],h=x+c.BytesPerSplat*S;p===Qb?(m=new ArrayBuffer(h),I_.writeHeaderToBuffer({versionMajor:I_.CurrentMajorVersion,versionMinor:I_.CurrentMinorVersion,maxSectionCount:1,sectionCount:1,maxSplatCount:S,splatCount:A,compressionLevel:0,sceneCenter:new ph},m)):_=new Hu(u),C=N.headerSizeBytes,k=N.headerSizeBytes,w=!0}if(w&&T){if(P.length>0)if(v=Yb(P,v),R-C>b||o){var d=R-k,f=Math.floor(d/N.bytesPerSplat),O=f*N.bytesPerSplat,F=d-O,B=A+f,U=k-P[0].startBytes,z=new DataView(v,U,O),V=I_.CompressionLevels[0].SphericalHarmonicsDegrees[u],H=A*V.BytesPerSplat+x;if(p===Qb?M?z_.parseToUncompressedSplatBufferSection(N.chunkElement,N.vertexElement,0,f-1,A,z,0,m,H):D.parseToUncompressedSplatBufferSection(N,0,f-1,z,0,m,H,u):M?z_.parseToUncompressedSplatArraySection(N.chunkElement,N.vertexElement,0,f-1,A,z,0,_):D.parseToUncompressedSplatArraySection(N,0,f-1,z,0,_,u),A=B,p===Qb&&(g||(I_.writeSectionHeaderToBuffer({maxSplatCount:S,splatCount:A,bucketSize:0,bucketCount:0,bucketBlockSize:0,compressionScaleRange:0,storageSizeBytes:0,fullBucketCount:0,partiallyFilledBucketCount:0,sphericalHarmonicsDegree:u},0,m,I_.HeaderSizeBytes),g=new I_(m,!1)),g.updateLoadedCounts(1,A),i&&i(g,o)),C+=b,k+=O,0===F)P=[];else{for(var W=[],G=0,j=P.length-1;j>=0;j--){var Q=P[j];if(G+=Q.sizeBytes,W.unshift(Q),G>=F)break}P=W}}o&&(p===Qb?E.resolve(g):E.resolve(_))}}n&&n(e,t,Hb)},!1,l).then(function(){return n&&n(0,"0%",Wb),E.promise.then(function(t){if(n&&n(100,"100%",Gb),p===Xb){var r=P.map(function(e){return e.data});return new Blob(r).arrayBuffer().then(function(t){return e.loadFromFileData(t,a,o,s,u,c,h,d,f)})}return p===Qb?t:Du(function(){return Kb(t,s,a,o,c,h,d,f)})})})}},{key:"loadFromFileData",value:function(e,t,n,r){var i=arguments.length>4&&void 0!==arguments[4]?arguments[4]:0,a=arguments.length>5?arguments[5]:void 0,o=arguments.length>6?arguments[6]:void 0,s=arguments.length>7?arguments[7]:void 0,u=arguments.length>8?arguments[8]:void 0;return Du(function(){return Ub.parseToUncompressedSplatArray(e,i)}).then(function(e){return Kb(e,r,t,n,a,o,s,u)})}}])}(),Jb=function(){function e(){A(this,e)}return T(e,null,[{key:"parseToUncompressedSplatBufferSection",value:function(t,n,r,i,a,o){for(var s=I_.CompressionLevels[0].BytesPerCenter,u=I_.CompressionLevels[0].BytesPerScale,l=I_.CompressionLevels[0].BytesPerRotation,c=I_.CompressionLevels[0].SphericalHarmonicsDegrees[0].BytesPerSplat,h=t;h<=n;h++){var d=h*e.RowSizeBytes+i,f=new Float32Array(r,d,3),p=new Float32Array(r,d+e.CenterSizeBytes,3),v=new Uint8Array(r,d+e.CenterSizeBytes+e.ScaleSizeBytes,4),m=new Uint8Array(r,d+e.CenterSizeBytes+e.ScaleSizeBytes+e.RotationSizeBytes,4),g=new fh((m[1]-128)/128,(m[2]-128)/128,(m[3]-128)/128,(m[0]-128)/128);g.normalize();var y=h*c+o,_=new Float32Array(a,y,3),b=new Float32Array(a,y+s,3),x=new Float32Array(a,y+s+u,4),S=new Uint8Array(a,y+s+u+l,4);_[0]=f[0],_[1]=f[1],_[2]=f[2],b[0]=p[0],b[1]=p[1],b[2]=p[2],x[0]=g.w,x[1]=g.x,x[2]=g.y,x[3]=g.z,S[0]=v[0],S[1]=v[1],S[2]=v[2],S[3]=v[3]}}},{key:"parseToUncompressedSplatArraySection",value:function(t,n,r,i,a){for(var o=t;o<=n;o++){var s=o*e.RowSizeBytes+i,u=new Float32Array(r,s,3),l=new Float32Array(r,s+e.CenterSizeBytes,3),c=new Uint8Array(r,s+e.CenterSizeBytes+e.ScaleSizeBytes,4),h=new Uint8Array(r,s+e.CenterSizeBytes+e.ScaleSizeBytes+e.RotationSizeBytes,4),d=new fh((h[1]-128)/128,(h[2]-128)/128,(h[3]-128)/128,(h[0]-128)/128);d.normalize(),a.addSplatFromComonents(u[0],u[1],u[2],l[0],l[1],l[2],d.w,d.x,d.y,d.z,c[0],c[1],c[2],c[3])}}},{key:"parseStandardSplatToUncompressedSplatArray",value:function(t){for(var n=t.byteLength/e.RowSizeBytes,r=new Hu,i=0;i<n;i++){var a=i*e.RowSizeBytes,o=new Float32Array(t,a,3),s=new Float32Array(t,a+e.CenterSizeBytes,3),u=new Uint8Array(t,a+e.CenterSizeBytes+e.ScaleSizeBytes,4),l=new Uint8Array(t,a+e.CenterSizeBytes+e.ScaleSizeBytes+e.ColorSizeBytes,4),c=new fh((l[1]-128)/128,(l[2]-128)/128,(l[3]-128)/128,(l[0]-128)/128);c.normalize(),r.addSplatFromComonents(o[0],o[1],o[2],s[0],s[1],s[2],c.w,c.x,c.y,c.z,u[0],u[1],u[2],u[3])}return r}}])}();function $b(e,t,n,r,i,a,o,s){return t?Vb.getStandardGenerator(n,r,i,a,o,s).generateFromUncompressedSplatArray(e):I_.generateFromUncompressedSplatArrays([e],n,0,new ph)}M(Jb,"RowSizeBytes",32),M(Jb,"CenterSizeBytes",12),M(Jb,"ScaleSizeBytes",12),M(Jb,"RotationSizeBytes",4),M(Jb,"ColorSizeBytes",4);var ex,tx=function(){function e(){A(this,e)}return T(e,null,[{key:"loadFromURL",value:function(t,n,r,i,a,o){var s=!(arguments.length>6&&void 0!==arguments[6])||arguments[6],u=arguments.length>7?arguments[7]:void 0,l=arguments.length>8?arguments[8]:void 0,c=arguments.length>9?arguments[9]:void 0,h=arguments.length>10?arguments[10]:void 0,d=arguments.length>11?arguments[11]:void 0,f=r?Qb:qb;s&&(f=qb);var p,v,m,g,y=I_.HeaderSizeBytes+I_.SectionHeaderSizeBytes,_=zy.ProgressiveLoadSectionSize,b=0,x=0,S=Fu(),A=0,w=0,T=[];return n&&n(0,"0%",Hb),Iu(t,function(e,t,a,o){var s=e>=100;if(a&&T.push(a),f!==Xb)if(o){if(!p){b=o/Jb.RowSizeBytes,p=new ArrayBuffer(o);var u=I_.CompressionLevels[0].SphericalHarmonicsDegrees[0].BytesPerSplat;f===Qb?(v=new ArrayBuffer(y+u*b),I_.writeHeaderToBuffer({versionMajor:I_.CurrentMajorVersion,versionMinor:I_.CurrentMinorVersion,maxSectionCount:1,sectionCount:1,maxSplatCount:b,splatCount:x,compressionLevel:0,sceneCenter:new ph},v)):g=new Hu(0)}if(a){new Uint8Array(p,w,a.byteLength).set(new Uint8Array(a));var l=(w+=a.byteLength)-A;if(l>_||s){var c=(s?l:_)/Jb.RowSizeBytes,h=x+c;f===Qb?Jb.parseToUncompressedSplatBufferSection(x,h-1,p,0,v,y):Jb.parseToUncompressedSplatArraySection(x,h-1,p,0,g),x=h,f===Qb&&(m||(I_.writeSectionHeaderToBuffer({maxSplatCount:b,splatCount:x,bucketSize:0,bucketCount:0,bucketBlockSize:0,compressionScaleRange:0,storageSizeBytes:0,fullBucketCount:0,partiallyFilledBucketCount:0},0,v,I_.HeaderSizeBytes),m=new I_(v,!1)),m.updateLoadedCounts(1,x),i&&i(m,s)),A+=_}}s&&(f===Qb?S.resolve(m):S.resolve(g)),n&&n(e,t,Hb)}else{if(r)throw new jb("Cannon directly load .splat because no file size info is available.");f=Xb}else s&&S.resolve(T)},!1,u).then(function(){return n&&n(0,"0%",Wb),S.promise.then(function(t){return n&&n(100,"100%",Gb),f===Xb?new Blob(T).arrayBuffer().then(function(t){return e.loadFromFileData(t,a,o,s,l,c,h,d)}):f===Qb?t:Du(function(){return $b(t,s,a,o,l,c,h,d)})})})}},{key:"loadFromFileData",value:function(e,t,n,r,i,a,o,s){return Du(function(){return $b(Jb.parseStandardSplatToUncompressedSplatArray(e),r,t,n,i,a,o,s)})}}])}(),nx=function(){function e(){A(this,e)}return T(e,null,[{key:"checkVersion",value:function(e){var t=I_.CurrentMajorVersion,n=I_.CurrentMinorVersion,r=I_.parseHeader(e);if(r.versionMajor===t&&r.versionMinor>=n||r.versionMajor>t)return!0;throw new Error("KSplat version not supported: v".concat(r.versionMajor,".").concat(r.versionMinor,". 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i=n.value;if(i.id===e){i.message=t;break}}}catch(a){r.e(a)}finally{r.f()}this.update()}},{key:"update",value:function(){this.tasks.length>0?(this.show(),this.setMessage(this.tasks[this.tasks.length-1].message)):this.hide()}},{key:"show",value:function(){this.spinnerContainerOuter.style.display="block",this.visible=!0}},{key:"hide",value:function(){this.spinnerContainerOuter.style.display="none",this.visible=!1}},{key:"setContainer",value:function(e){this.container&&this.spinnerContainerOuter.parentElement===this.container&&this.container.removeChild(this.spinnerContainerOuter),e&&(this.container=e,this.container.appendChild(this.spinnerContainerOuter),this.spinnerContainerOuter.style.zIndex=this.container.style.zIndex+1)}},{key:"setMinimized",value:function(e,t){var n=this,r=function(e,t,r,i,a){r?e.style.display=t?i:"none":n.fadeTransitions[a]=function(e,t,n,r,i){var a=performance.now(),o="none"===e.style.display?0:parseFloat(e.style.opacity);isNaN(o)&&(o=1);var s=window.setInterval(function(){var u,l=performance.now()-a,c=Math.min(l/r,1);c>.999&&(c=1),t?(u=(1-c)*o)<1e-4&&(u=0):u=(1-o)*c+o,u>0?(e.style.display=n,e.style.opacity=u):e.style.display="none",c>=1&&(i&&i(),window.clearInterval(s))},16);return s}(e,!t,i,500,function(){n.fadeTransitions[a]=null})};r(this.spinnerContainerPrimary,!e,t,"block",0),r(this.spinnerContainerMin,e,t,"flex",1),this.minimized=e}},{key:"setMessage",value:function(e){this.messageContainerPrimary.innerHTML=e,this.messageContainerMin.innerHTML=e}}])}();M(px,"elementIDGen",0);var vx=function(){return T(function e(t){A(this,e),this.idGen=0,this.tasks=[],this.container=t||document.body,this.progressBarContainerOuter=document.createElement("div"),this.progressBarContainerOuter.className="progressBarOuterContainer",this.progressBarContainerOuter.style.display="none",this.progressBarBox=document.createElement("div"),this.progressBarBox.className="progressBarBox",this.progressBarBackground=document.createElement("div"),this.progressBarBackground.className="progressBarBackground",this.progressBar=document.createElement("div"),this.progressBar.className="progressBar",this.progressBarBackground.appendChild(this.progressBar),this.progressBarBox.appendChild(this.progressBarBackground),this.progressBarContainerOuter.appendChild(this.progressBarBox);var n=document.createElement("style");n.innerHTML="\n\n            .progressBarOuterContainer {\n                width: 100%;\n                height: 100%;\n                margin: 0;\n                top: 0;\n                left: 0;\n                position: absolute;\n                pointer-events: none;\n            }\n\n            .progressBarBox {\n                z-index:99999;\n                padding: 7px 9px 5px 7px;\n                background-color: rgba(190, 190, 190, 0.75);\n                border: #555555 1px solid;\n                border-radius: 15px;\n                margin: 0;\n                position: absolute;\n                bottom: 50px;\n                left: 50%;\n                transform: translate(-50%, 0);\n                width: 180px;\n                height: 30px;\n                pointer-events: auto;\n            }\n\n            .progressBarBackground {\n                width: 100%;\n                height: 25px;\n                border-radius:10px;\n                background-color: rgba(128, 128, 128, 0.75);\n                border: #444444 1px solid;\n                box-shadow: inset 0 0 10px #333333;\n            }\n\n            .progressBar {\n                height: 25px;\n                width: 0px;\n                border-radius:10px;\n                background-color: rgba(0, 200, 0, 0.75);\n                box-shadow: inset 0 0 10px #003300;\n            }\n\n        ",this.progressBarContainerOuter.appendChild(n),this.container.appendChild(this.progressBarContainerOuter)},[{key:"show",value:function(){this.progressBarContainerOuter.style.display="block"}},{key:"hide",value:function(){this.progressBarContainerOuter.style.display="none"}},{key:"setProgress",value:function(e){this.progressBar.style.width=e+"%"}},{key:"setContainer",value:function(e){this.container&&this.progressBarContainerOuter.parentElement===this.container&&this.container.removeChild(this.progressBarContainerOuter),e&&(this.container=e,this.container.appendChild(this.progressBarContainerOuter),this.progressBarContainerOuter.style.zIndex=this.container.style.zIndex+1)}}])}(),mx=new ph,gx=function(e){function t(){var e,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new ph(0,0,1),r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new ph(0,0,0),i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1,a=arguments.length>3&&void 0!==arguments[3]?arguments[3]:.1,o=arguments.length>4&&void 0!==arguments[4]?arguments[4]:16776960,s=arguments.length>5&&void 0!==arguments[5]?arguments[5]:.2*i,u=arguments.length>6&&void 0!==arguments[6]?arguments[6]:.2*s;A(this,t),(e=y(this,t)).type="ArrowHelper";var l=new Vp(a,a,i,32);l.translate(0,i/2,0);var c=new Vp(0,u,s,32);return c.translate(0,i,0),e.position.copy(r),e.line=new gf(l,new zd({color:o,toneMapped:!1})),e.line.matrixAutoUpdate=!1,e.add(e.line),e.cone=new gf(c,new zd({color:o,toneMapped:!1})),e.cone.matrixAutoUpdate=!1,e.add(e.cone),e.setDirection(n),e}return x(t,e),T(t,[{key:"setDirection",value:function(e){if(e.y>.99999)this.quaternion.set(0,0,0,1);else if(e.y<-.99999)this.quaternion.set(1,0,0,0);else{mx.set(e.z,0,-e.x).normalize();var t=Math.acos(e.y);this.quaternion.setFromAxisAngle(mx,t)}}},{key:"setColor",value:function(e){this.line.material.color.set(e),this.cone.material.color.set(e)}},{key:"copy",value:function(e){return n(t,"copy",this,3)([e,!1]),this.line.copy(e.line),this.cone.copy(e.cone),this}},{key:"dispose",value:function(){this.line.geometry.dispose(),this.line.material.dispose(),this.cone.geometry.dispose(),this.cone.material.dispose()}}])}(gd),yx=function(){function e(t){var n,r,i,a,o;A(this,e),M(this,"updateFocusMarker",(n=new ph,r=new Gh,i=new ph,function(e,t,a){r.copy(t.matrixWorld).invert(),n.copy(e).applyMatrix4(r),n.normalize().multiplyScalar(10),n.applyMatrix4(t.matrixWorld),i.copy(t.position).sub(e);var o=i.length();this.focusMarker.position.copy(e),this.focusMarker.scale.set(o,o,o),this.focusMarker.material.uniforms.realFocusPosition.value.copy(e),this.focusMarker.material.uniforms.viewport.value.copy(a),this.focusMarker.material.uniformsNeedUpdate=!0})),M(this,"positionAndOrientControlPlane",(a=new fh,o=new ph(0,1,0),function(e,t){a.setFromUnitVectors(o,t),this.controlPlane.position.copy(e),this.controlPlane.quaternion.copy(a)})),this.threeScene=t,this.splatRenderTarget=null,this.renderTargetCopyQuad=null,this.renderTargetCopyCamera=null,this.meshCursor=null,this.focusMarker=null,this.controlPlane=null,this.debugRoot=null,this.secondaryDebugRoot=null}return T(e,[{key:"updateSplatRenderTargetForRenderDimensions",value:function(e,t){this.destroySplatRendertarget(),this.splatRenderTarget=new ch(e,t,{format:wl,stencilBuffer:!1,depthBuffer:!0}),this.splatRenderTarget.depthTexture=new zp(e,t),this.splatRenderTarget.depthTexture.format=Tl,this.splatRenderTarget.depthTexture.type=gl}},{key:"destroySplatRendertarget",value:function(){this.splatRenderTarget&&(this.splatRenderTarget=null)}},{key:"setupRenderTargetCopyObjects",value:function(){var e=new wf({vertexShader:"\n                varying vec2 vUv;\n                void main() {\n                    vUv = uv;\n                    gl_Position = vec4( position.xy, 0.0, 1.0 );    \n                }\n            ",fragmentShader:"\n                #include <common>\n                #include <packing>\n                varying vec2 vUv;\n                uniform sampler2D sourceColorTexture;\n                uniform sampler2D sourceDepthTexture;\n                void main() {\n                    vec4 color = texture2D(sourceColorTexture, vUv);\n                    float fragDepth = texture2D(sourceDepthTexture, vUv).x;\n                    gl_FragDepth = fragDepth;\n                    gl_FragColor = vec4(color.rgb, color.a * 2.0);\n              }\n            ",uniforms:{sourceColorTexture:{type:"t",value:null},sourceDepthTexture:{type:"t",value:null}},depthWrite:!1,depthTest:!1,transparent:!0,blending:5,blendSrc:Ju,blendSrcAlpha:Ju,blendDst:$u,blendDstAlpha:$u});e.extensions.fragDepth=!0,this.renderTargetCopyQuad=new gf(new Wp(2,2),e),this.renderTargetCopyCamera=new Lv(-1,1,1,-1,0,1)}},{key:"destroyRenderTargetCopyObjects",value:function(){this.renderTargetCopyQuad&&(Lu(this.renderTargetCopyQuad),this.renderTargetCopyQuad=null)}},{key:"setupMeshCursor",value:function(){if(!this.meshCursor){var e=new Hp(.5,1.5,32),t=new zd({color:16777215}),n=new gf(e,t);n.rotation.set(0,0,Math.PI),n.position.set(0,1,0);var r=new gf(e,t);r.position.set(0,-1,0);var i=new gf(e,t);i.rotation.set(0,0,Math.PI/2),i.position.set(1,0,0);var a=new gf(e,t);a.rotation.set(0,0,-Math.PI/2),a.position.set(-1,0,0),this.meshCursor=new gd,this.meshCursor.add(n),this.meshCursor.add(r),this.meshCursor.add(i),this.meshCursor.add(a),this.meshCursor.scale.set(.1,.1,.1),this.threeScene.add(this.meshCursor),this.meshCursor.visible=!1}}},{key:"destroyMeshCursor",value:function(){this.meshCursor&&(Lu(this.meshCursor),this.threeScene.remove(this.meshCursor),this.meshCursor=null)}},{key:"setMeshCursorVisibility",value:function(e){this.meshCursor.visible=e}},{key:"getMeschCursorVisibility",value:function(){return this.meshCursor.visible}},{key:"setMeshCursorPosition",value:function(e){this.meshCursor.position.copy(e)}},{key:"positionAndOrientMeshCursor",value:function(e,t){this.meshCursor.position.copy(e),this.meshCursor.up.copy(t.up),this.meshCursor.lookAt(t.position)}},{key:"setupFocusMarker",value:function(){if(!this.focusMarker){var t=new Gp(.5,32,32),n=e.buildFocusMarkerMaterial();n.depthTest=!1,n.depthWrite=!1,n.transparent=!0,this.focusMarker=new gf(t,n)}}},{key:"destroyFocusMarker",value:function(){this.focusMarker&&(Lu(this.focusMarker),this.focusMarker=null)}},{key:"setFocusMarkerVisibility",value:function(e){this.focusMarker.visible=e}},{key:"setFocusMarkerOpacity",value:function(e){this.focusMarker.material.uniforms.opacity.value=e,this.focusMarker.material.uniformsNeedUpdate=!0}},{key:"getFocusMarkerOpacity",value:function(){return this.focusMarker.material.uniforms.opacity.value}},{key:"setupControlPlane",value:function(){if(!this.controlPlane){var e=new Wp(1,1);e.rotateX(-Math.PI/2);var t=new zd({color:16777215});t.transparent=!0,t.opacity=.6,t.depthTest=!1,t.depthWrite=!1,t.side=2;var n=new gf(e,t),r=new ph(0,1,0);r.normalize();var i=new ph(0,0,0),a=new gx(r,i,.5,.01,56576,.1,.03);this.controlPlane=new gd,this.controlPlane.add(n),this.controlPlane.add(a)}}},{key:"destroyControlPlane",value:function(){this.controlPlane&&(Lu(this.controlPlane),this.controlPlane=null)}},{key:"setControlPlaneVisibility",value:function(e){this.controlPlane.visible=e}},{key:"addDebugMeshes",value:function(){this.debugRoot=this.createDebugMeshes(),this.secondaryDebugRoot=this.createSecondaryDebugMeshes(),this.threeScene.add(this.debugRoot),this.threeScene.add(this.secondaryDebugRoot)}},{key:"destroyDebugMeshes",value:function(){for(var e=0,t=[this.debugRoot,this.secondaryDebugRoot];e<t.length;e++){var n=t[e];n&&(Lu(n),this.threeScene.remove(n))}this.debugRoot=null,this.secondaryDebugRoot=null}},{key:"createDebugMeshes",value:function(t){var n=new Gp(1,32,32),r=new gd,i=function(i,a){var o=new gf(n,e.buildDebugMaterial(i));o.renderOrder=t,r.add(o),o.position.fromArray(a)};return i(16711680,[-50,0,0]),i(16711680,[50,0,0]),i(65280,[0,0,-50]),i(65280,[0,0,50]),i(16755200,[5,0,5]),r}},{key:"createSecondaryDebugMeshes",value:function(t){var n=new _f(3,3,3),r=new gd,i=function(i){var a=new gf(n,e.buildDebugMaterial(12303291));a.renderOrder=t,r.add(a),a.position.fromArray(i)},a=10;return i([-10,0,-10]),i([-10,0,a]),i([a,0,-10]),i([a,0,a]),r}},{key:"dispose",value:function(){this.destroyMeshCursor(),this.destroyFocusMarker(),this.destroyDebugMeshes(),this.destroyControlPlane(),this.destroyRenderTargetCopyObjects(),this.destroySplatRendertarget()}}],[{key:"buildDebugMaterial",value:function(e){var t={color:{type:"v3",value:new Od(e)}},n=new wf({uniforms:t,vertexShader:"\n            #include <common>\n            varying float ndcDepth;\n\n            void main() {\n                gl_Position = projectionMatrix * viewMatrix * modelMatrix * vec4(position.xyz, 1.0);\n                ndcDepth = gl_Position.z / gl_Position.w;\n                gl_Position.x = gl_Position.x / gl_Position.w;\n                gl_Position.y = gl_Position.y / gl_Position.w;\n                gl_Position.z = 0.0;\n                gl_Position.w = 1.0;\n    \n            }\n        ",fragmentShader:"\n            #include <common>\n            uniform vec3 color;\n            varying float ndcDepth;\n            void main() {\n                gl_FragDepth = (ndcDepth + 1.0) / 2.0;\n                gl_FragColor = vec4(color.rgb, 0.0);\n            }\n        ",transparent:!1,depthTest:!0,depthWrite:!0,side:0});return n.extensions.fragDepth=!0,n}},{key:"buildFocusMarkerMaterial",value:function(e){var t={color:{type:"v3",value:new Od(e)},realFocusPosition:{type:"v3",value:new ph},viewport:{type:"v2",value:new Vc},opacity:{value:0}};return new wf({uniforms:t,vertexShader:"\n            #include <common>\n\n            uniform vec2 viewport;\n            uniform vec3 realFocusPosition;\n\n            varying vec4 ndcPosition;\n            varying vec4 ndcCenter;\n            varying vec4 ndcFocusPosition;\n\n            void main() {\n                float radius = 0.01;\n\n                vec4 viewPosition = modelViewMatrix * vec4(position.xyz, 1.0);\n                vec4 viewCenter = modelViewMatrix * vec4(0.0, 0.0, 0.0, 1.0);\n\n                vec4 viewFocusPosition = modelViewMatrix * vec4(realFocusPosition, 1.0);\n\n                ndcPosition = projectionMatrix * viewPosition;\n                ndcPosition = ndcPosition * vec4(1.0 / ndcPosition.w);\n                ndcCenter = projectionMatrix * viewCenter;\n                ndcCenter = ndcCenter * vec4(1.0 / ndcCenter.w);\n\n                ndcFocusPosition = projectionMatrix * viewFocusPosition;\n                ndcFocusPosition = ndcFocusPosition * vec4(1.0 / ndcFocusPosition.w);\n\n                gl_Position = projectionMatrix * viewPosition;\n\n            }\n        ",fragmentShader:"\n            #include <common>\n            uniform vec3 color;\n            uniform vec2 viewport;\n            uniform float opacity;\n\n            varying vec4 ndcPosition;\n            varying vec4 ndcCenter;\n            varying vec4 ndcFocusPosition;\n\n            void main() {\n                vec2 screenPosition = vec2(ndcPosition) * viewport;\n                vec2 screenCenter = vec2(ndcCenter) * viewport;\n\n                vec2 screenVec = screenPosition - screenCenter;\n\n                float projectedRadius = length(screenVec);\n\n                float lineWidth = 0.0005 * viewport.y;\n                float aaRange = 0.0025 * viewport.y;\n                float radius = 0.06 * viewport.y;\n                float radDiff = abs(projectedRadius - radius) - lineWidth;\n                float alpha = 1.0 - clamp(radDiff / 5.0, 0.0, 1.0); \n\n                gl_FragColor = vec4(color.rgb, alpha * opacity);\n            }\n        ",transparent:!0,depthTest:!1,depthWrite:!1,side:0})}}])}(),_x=new ph(1,0,0),bx=new ph(0,1,0),xx=new ph(0,0,1),Sx=function(){return T(function e(){var t,n,r,i,a,o=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new ph,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new ph;A(this,e),M(this,"intersectBox",(t=new ph,n=[],r=[],i=[],function(e,a){if(r[0]=this.origin.x,r[1]=this.origin.y,r[2]=this.origin.z,i[0]=this.direction.x,i[1]=this.direction.y,i[2]=this.direction.z,this.boxContainsPoint(e,this.origin,1e-4))return a&&(a.origin.copy(this.origin),a.normal.set(0,0,0),a.distance=-1),!0;for(var o=0;o<3;o++)if(0!=i[o]){var s=0==o?_x:1==o?bx:xx,u=i[o]<0?e.max:e.min,l=-Math.sign(i[o]);n[0]=0==o?u.x:1==o?u.y:u.z;var c=n[0]-r[o];if(c*l<0){var h=(o+1)%3,d=(o+2)%3;if(n[2]=i[h]/i[o]*c+r[h],n[1]=i[d]/i[o]*c+r[d],t.set(n[o],n[d],n[h]),this.boxContainsPoint(e,t,1e-4))return a&&(a.origin.copy(t),a.normal.copy(s).multiplyScalar(l),a.distance=t.sub(this.origin).length()),!0}}return!1})),M(this,"intersectSphere",(a=new ph,function(e,t,n){a.copy(e).sub(this.origin);var r=a.dot(this.direction),i=r*r,o=a.dot(a)-i,s=t*t;if(o>s)return!1;var u=Math.sqrt(s-o),l=r-u,c=r+u;if(c<0)return!1;var h=l<0?c:l;return n&&(n.origin.copy(this.origin).addScaledVector(this.direction,h),n.normal.copy(n.origin).sub(e).normalize(),n.distance=h),!0})),this.origin=new ph,this.direction=new ph,this.setParameters(o,s)},[{key:"setParameters",value:function(e,t){this.origin.copy(e),this.direction.copy(t).normalize()}},{key:"boxContainsPoint",value:function(e,t,n){return!(t.x<e.min.x-n||t.x>e.max.x+n||t.y<e.min.y-n||t.y>e.max.y+n||t.z<e.min.z-n||t.z>e.max.z+n)}}])}(),Ax=function(){function e(){A(this,e),this.origin=new ph,this.normal=new ph,this.distance=0,this.splatIndex=0}return T(e,[{key:"set",value:function(e,t,n,r){this.origin.copy(e),this.normal.copy(t),this.distance=n,this.splatIndex=r}},{key:"clone",value:function(){var t=new e;return t.origin.copy(this.origin),t.normal.copy(this.normal),t.distance=this.distance,t.splatIndex=this.splatIndex,t}}])}(),wx=0,Tx=1,Mx=T(function e(t,n){var r,i,a,o,s,u=this,l=arguments.length>2&&void 0!==arguments[2]&&arguments[2];A(this,e),M(this,"ndcCoords",new Vc),M(this,"setFromCameraAndScreenPosition",function(e,t,n){if(u.ndcCoords.x=t.x/n.x*2-1,u.ndcCoords.y=(n.y-t.y)/n.y*2-1,e.isPerspectiveCamera)u.ray.origin.setFromMatrixPosition(e.matrixWorld),u.ray.direction.set(u.ndcCoords.x,u.ndcCoords.y,.5).unproject(e).sub(u.ray.origin).normalize(),u.camera=e;else{if(!e.isOrthographicCamera)throw new Error("Raycaster::setFromCameraAndScreenPosition() -> Unsupported camera type");u.ray.origin.set(u.ndcCoords.x,u.ndcCoords.y,(e.near+e.far)/(e.near-e.far)).unproject(e),u.ray.direction.set(0,0,-1).transformDirection(e.matrixWorld),u.camera=e}}),M(this,"intersectSplatMesh",(r=new Gh,i=new Gh,a=new Gh,o=new Sx,s=new ph,function(e){var t=this,n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:[],u=e.getSplatTree();if(u){for(var l=0;l<u.subTrees.length;l++){var c=u.subTrees[l];i.copy(e.matrixWorld),e.dynamicMode&&(e.getSceneTransform(l,a),i.multiply(a)),r.copy(i).invert(),o.origin.copy(this.ray.origin).applyMatrix4(r),o.direction.copy(this.ray.origin).add(this.ray.direction),o.direction.applyMatrix4(r).sub(o.origin).normalize();var h=[];c.rootNode&&this.castRayAtSplatTreeNode(o,u,c.rootNode,h),h.forEach(function(e){e.origin.applyMatrix4(i),e.normal.applyMatrix4(i).normalize(),e.distance=s.copy(e.origin).sub(t.ray.origin).length()}),n.push.apply(n,h)}return n.sort(function(e,t){return e.distance>t.distance?1:-1}),n}})),M(this,"castRayAtSplatTreeNode",function(){var e=new uh,t=new ph,n=new ph,r=new fh,i=new Ax,a=1e-7,o=new ph(0,0,0),s=new Gh,u=new Gh,l=new Gh,c=new Gh,h=new Gh,d=new Sx;return function(f,p,v){var m=arguments.length>3&&void 0!==arguments[3]?arguments[3]:[];if(f.intersectBox(v.boundingBox)){if(v.data&&v.data.indexes&&v.data.indexes.length>0)for(var g=0;g<v.data.indexes.length;g++){var y=v.data.indexes[g],_=p.splatMesh.getSceneIndexForSplat(y);if(p.splatMesh.getScene(_).visible&&(p.splatMesh.getSplatColor(y,e),p.splatMesh.getSplatCenter(y,t),p.splatMesh.getSplatScaleAndRotation(y,n,r),!(n.x<=a||n.y<=a||p.splatMesh.splatRenderMode===wx&&n.z<=a)))if(this.raycastAgainstTrueSplatEllipsoid){u.makeScale(n.x,n.y,n.z),l.makeRotationFromQuaternion(r);var b=2*Math.log10(e.w);if(s.makeScale(b,b,b),h.copy(s).multiply(l).multiply(u),c.copy(h).invert(),d.origin.copy(f.origin).sub(t).applyMatrix4(c),d.direction.copy(f.origin).add(f.direction).sub(t),d.direction.applyMatrix4(c).sub(d.origin).normalize(),d.intersectSphere(o,1,i)){var x=i.clone();x.splatIndex=y,x.origin.applyMatrix4(h).add(t),m.push(x)}}else{var S=n.x+n.y,A=2;if(p.splatMesh.splatRenderMode===wx&&(S+=n.z,A=3),S/=A,f.intersectSphere(t,S,i)){var w=i.clone();w.splatIndex=y,m.push(w)}}}if(v.children&&v.children.length>0){var T,M=L(v.children);try{for(M.s();!(T=M.n()).done;){var E=T.value;this.castRayAtSplatTreeNode(f,p,E,m)}}catch(C){M.e(C)}finally{M.f()}}return m}}}()),this.ray=new Sx(t,n),this.raycastAgainstTrueSplatEllipsoid=l}),Ex=function(){return T(function e(){A(this,e)},null,[{key:"buildVertexShaderBase",value:function(){var e=arguments.length>0&&void 0!==arguments[0]&&arguments[0],t=arguments.length>1&&void 0!==arguments[1]&&arguments[1],n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:"",i="";return i+=1==(!(arguments.length>4&&void 0!==arguments[4])||arguments[4])?"#define USE_FLAME":"#define USE_SKINNING",i+="\n        precision highp float;\n        #include <common>\n\n        attribute uint splatIndex;\n        uniform highp usampler2D flameModelTexture;\n        uniform highp usampler2D boneTexture;\n        uniform highp usampler2D boneWeightTexture;\n\n\n        uniform highp usampler2D centersColorsTexture;\n        uniform highp sampler2D sphericalHarmonicsTexture;\n        uniform highp sampler2D sphericalHarmonicsTextureR;\n        uniform highp sampler2D sphericalHarmonicsTextureG;\n        uniform highp sampler2D sphericalHarmonicsTextureB;\n\n        uniform highp usampler2D sceneIndexesTexture;\n        uniform vec2 sceneIndexesTextureSize;\n        uniform int sceneCount;\n        uniform int gaussianSplatCount;\n        uniform int bsCount;\n        uniform float headBoneIndex;\n        #ifdef USE_SKINNING\n            attribute vec4 skinIndex;\n            attribute vec4 skinWeight;\n        #endif\n    ",t&&(i+="\n            uniform float sceneOpacity[".concat(zy.MaxScenes,"];\n            uniform int sceneVisibility[").concat(zy.MaxScenes,"];\n        ")),e&&(i+="\n            uniform highp mat4 transforms[".concat(zy.MaxScenes,"];\n        ")),i+="\n        ".concat(r,"\n        uniform vec2 focal;\n        uniform float orthoZoom;\n        uniform int orthographicMode;\n        uniform int pointCloudModeEnabled;\n        uniform float inverseFocalAdjustment;\n        uniform vec2 viewport;\n        uniform vec2 basisViewport;\n        uniform vec2 centersColorsTextureSize;\n        uniform vec2 flameModelTextureSize;\n        uniform vec2 boneWeightTextureSize;\n        uniform vec2 boneTextureSize;\n\n        uniform int sphericalHarmonicsDegree;\n        uniform vec2 sphericalHarmonicsTextureSize;\n        uniform int sphericalHarmonics8BitMode;\n        uniform int sphericalHarmonicsMultiTextureMode;\n        uniform float visibleRegionRadius;\n        uniform float visibleRegionFadeStartRadius;\n        uniform float firstRenderTime;\n        uniform float currentTime;\n        uniform int fadeInComplete;\n        uniform vec3 sceneCenter;\n        uniform float splatScale;\n        uniform float sphericalHarmonics8BitCompressionRangeMin[").concat(zy.MaxScenes,"];\n        uniform float sphericalHarmonics8BitCompressionRangeMax[").concat(zy.MaxScenes,"];\n\n        varying vec4 vColor;\n        varying vec2 vUv;\n        varying vec2 vPosition;\n        varying vec2 vSplatIndex;\n        #ifdef USE_SKINNING\n            uniform mat4 bindMatrix;\n            uniform mat4 bindMatrixInverse;\n            uniform highp sampler2D boneTexture0;\n            mat4 getBoneMatrix0( const in float i ) {\n                int size = textureSize( boneTexture0, 0 ).x;\n                int j = int( i ) * 4;\n                int x = j % size;\n                int y = j / size;\n                vec4 v1 = texelFetch( boneTexture0, ivec2( x, y ), 0 );\n                vec4 v2 = texelFetch( boneTexture0, ivec2( x + 1, y ), 0 );\n                vec4 v3 = texelFetch( boneTexture0, ivec2( x + 2, y ), 0 );\n                vec4 v4 = texelFetch( boneTexture0, ivec2( x + 3, y ), 0 );\n                return mat4( v1, v2, v3, v4 );\n            }\n        #endif\n\n        mat3 quaternionToRotationMatrix(float x, float y, float z, float w) {\n            float s = 1.0 / sqrt(w * w + x * x + y * y + z * z);\n        \n            return mat3(\n                1. - 2. * (y * y + z * z),\n                2. * (x * y + w * z),\n                2. * (x * z - w * y),\n                2. * (x * y - w * z),\n                1. - 2. * (x * x + z * z),\n                2. * (y * z + w * x),\n                2. * (x * z + w * y),\n                2. * (y * z - w * x),\n                1. - 2. * (x * x + y * y)\n            );\n        }\n\n        const float sqrt8 = sqrt(8.0);\n        const float minAlpha = 1.0 / 255.0;\n\n        const vec4 encodeNorm4 = vec4(1.0 / 255.0, 1.0 / 255.0, 1.0 / 255.0, 1.0 / 255.0);\n        const uvec4 mask4 = uvec4(uint(0x000000FF), uint(0x0000FF00), uint(0x00FF0000), uint(0xFF000000));\n        const uvec4 shift4 = uvec4(0, 8, 16, 24);\n        int internal = 1;//show a gaussian splatting point every internal points.\n        vec4 uintToRGBAVec (uint u) {\n           uvec4 urgba = mask4 & u;\n           urgba = urgba >> shift4;\n           vec4 rgba = vec4(urgba) * encodeNorm4;\n           return rgba;\n        }\n        float getRealIndex(int sIndex, int reducedFactor) {\n            int remainder = sIndex % reducedFactor;\n\n            if(remainder == int(0)) {\n                return float(sIndex);\n            }\n            else\n            {\n                return float(sIndex - remainder);\n            }\n        }\n\n        vec2 getDataUV(in int stride, in int offset, in vec2 dimensions) {\n            vec2 samplerUV = vec2(0.0, 0.0);\n            float d = float(uint(getRealIndex(int(splatIndex), internal)) * uint(stride) + uint(offset)) / dimensions.x;\n            samplerUV.y = float(floor(d)) / dimensions.y;\n            samplerUV.x = fract(d);\n            return samplerUV;\n        }\n\n        vec2 getFlameDataUV(in int stride, in int offset, in vec2 dimensions) {\n            vec2 samplerUV = vec2(0.0, 0.0);\n            float d = float(uint(int(splatIndex) / internal) * uint(stride) + uint(offset) + uint(gaussianSplatCount * bsCount)) / dimensions.x;\n            samplerUV.y = float(floor(d)) / dimensions.y;\n            samplerUV.x = fract(d);\n            return samplerUV;\n        }\n\n        vec2 getBoneWeightUV(in int stride, in int offset, in vec2 dimensions) {\n            vec2 samplerUV = vec2(0.0, 0.0);\n            float d = float(uint(int(splatIndex) / internal) * uint(stride) + uint(offset)) / dimensions.x;\n            samplerUV.y = float(floor(d)) / dimensions.y;\n            samplerUV.x = fract(d);\n            return samplerUV;\n        }\n\n        vec2 getBSFlameDataUV(in int bsInedex, in int stride, in int offset, in vec2 dimensions) {\n            vec2 samplerUV = vec2(0.0, 0.0);\n            float d = float(uint(int(splatIndex) / internal) * uint(stride) + uint(offset) + uint(gaussianSplatCount * bsInedex)) / dimensions.x;\n            samplerUV.y = float(floor(d)) / dimensions.y;\n            samplerUV.x = fract(d);\n            return samplerUV;\n        }\n\n        vec2 getDataUVF(in uint sIndex, in float stride, in uint offset, in vec2 dimensions) {\n            vec2 samplerUV = vec2(0.0, 0.0);\n            float d = float(uint(float(getRealIndex(int(sIndex), internal)) * stride) + offset) / dimensions.x;\n            samplerUV.y = float(floor(d)) / dimensions.y;\n            samplerUV.x = fract(d);\n            return samplerUV;\n        }\n\n        const float SH_C1 = 0.4886025119029199f;\n        const float[5] SH_C2 = float[](1.0925484, -1.0925484, 0.3153916, -1.0925484, 0.5462742);\n\n        mat4 getBoneMatrix( float i ) {\n            float y = i;\n            float x = 0.0;\n\n            vec2 samplerUV = vec2(0.0, 0.0);\n            float d = float(i * 4.0) / boneTextureSize.x;//4\n            samplerUV.y = float(floor(d)) / boneTextureSize.y;//5\n            samplerUV.x = fract(d);\n\n            vec4 v1 = uintBitsToFloat(texture( boneTexture, samplerUV ));\n            vec4 v2 = uintBitsToFloat(texture( boneTexture, vec2(samplerUV.x + 1.0 / boneTextureSize.x, samplerUV.y)));\n            vec4 v3 = uintBitsToFloat(texture( boneTexture, vec2(samplerUV.x + 2.0 / boneTextureSize.x, samplerUV.y) ));\n            vec4 v4 = uintBitsToFloat(texture( boneTexture, vec2(samplerUV.x + 3.0 / boneTextureSize.x, samplerUV.y)));\n\n            return mat4( v1, v2, v3, v4 );\n        }\n\n        void main () {\n\n            uint oddOffset = splatIndex & uint(0x00000001);\n            uint doubleOddOffset = oddOffset * uint(2);\n            bool isEven = oddOffset == uint(0);\n            uint nearestEvenIndex = splatIndex - oddOffset;\n            float fOddOffset = float(oddOffset);\n\n            uvec4 sampledCenterColor = texture(centersColorsTexture, getDataUV(1, 0, centersColorsTextureSize));\n            // vec3 splatCenter = uintBitsToFloat(uvec3(sampledCenterColor.gba));\n\n            uvec3 sampledCenter = texture(centersColorsTexture, getDataUV(1, 0, centersColorsTextureSize)).gba;\n            vec3 splatCenter = uintBitsToFloat(uvec3(sampledCenter));\n\n            vec2 flameTextureUV = getBSFlameDataUV(bsCount, 1, 0, flameModelTextureSize);\n            uvec3 sampledflamePos = texture(flameModelTexture, flameTextureUV).rgb;\n            // splatCenter += uintBitsToFloat(uvec3(sampledflamePos.rgb));\n\n            for(int i = 0; i < bsCount; ++i) {\n                vec2 flameBSTextureUV = getBSFlameDataUV(i, 1, 0, flameModelTextureSize);\n                uvec3 sampledBSPos = texture(flameModelTexture, flameBSTextureUV).rgb;\n\n                vec2 samplerUV = vec2(0.0, 0.0);\n                float d = float(i / 4 + 5 * 4) / boneTextureSize.x;//4\n                samplerUV.y = float(floor(d)) / boneTextureSize.y;//32\n                samplerUV.x = fract(d);\n\n                vec4 bsWeight = uintBitsToFloat(texture(boneTexture, samplerUV));\n                float weight = bsWeight.r;\n                if(i % 4 == 1) {\n                    weight = bsWeight.g;\n                }\n                if(i % 4 == 2) {\n                    weight = bsWeight.b;\n                }\n                if(i % 4 == 3) {\n                    weight = bsWeight.a;\n                }\n\n                splatCenter = splatCenter + weight * uintBitsToFloat(sampledBSPos);\n            }\n\n\n            #ifdef USE_SKINNING\n                mat4 boneMatX = getBoneMatrix0( skinIndex.x );\n                mat4 boneMatY = getBoneMatrix0( skinIndex.y );\n                mat4 boneMatZ = getBoneMatrix0( skinIndex.z );\n                mat4 boneMatW = getBoneMatrix0( skinIndex.w );\n            #endif\n            #ifdef USE_SKINNING\n                mat4 skinMatrix = mat4( 0.0 );\n                skinMatrix += skinWeight.x * boneMatX;\n                skinMatrix += skinWeight.y * boneMatY;\n                skinMatrix += skinWeight.z * boneMatZ;\n                skinMatrix += skinWeight.w * boneMatW;\n                // skinMatrix = bindMatrixInverse * skinMatrix * bindMatrix;\n            #endif\n            vec3 transformed = vec3(splatCenter.xyz);\n            #ifdef USE_SKINNING\n                // vec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );\n                vec4 skinVertex = vec4( transformed, 1.0 );\n\n                vec4 skinned = vec4( 0.0 );\n                // There is an offset between the Gaussian point and the mesh vertex,\n                // which will cause defects in the skeletal animation driving the Gaussian point. \n                //In order to circumvent this problem, only the head bone(index is 110 currently) is used to drive\n\n                if (headBoneIndex >= 0.0)\n                {\n                    mat4 boneMat = getBoneMatrix0( headBoneIndex );\n                    skinned += boneMat * skinVertex * 1.0;\n                }\n\n                // skinned += boneMatX * skinVertex * skinWeight.x;\n                // skinned += boneMatY * skinVertex * skinWeight.y;\n                // skinned += boneMatZ * skinVertex * skinWeight.z;\n                // skinned += boneMatW * skinVertex * skinWeight.w;\n\n                // transformed = ( bindMatrixInverse * skinned ).xyz;\n                transformed = skinned.xyz;\n\n            #endif\n            splatCenter = transformed.xyz;\n\n            #ifdef USE_FLAME\n                mat4 boneMatX = getBoneMatrix( 0.0 );\n                mat4 boneMatY = getBoneMatrix( 1.0 );\n                mat4 boneMatZ = getBoneMatrix( 2.0 );\n                mat4 boneMatW = getBoneMatrix( 3.0 );   \n                mat4 boneMat0 = getBoneMatrix( 4.0 );   \n                \n                vec2 boneWeightUV0 = getBoneWeightUV(2, 0, boneWeightTextureSize);\n                vec2 boneWeightUV1 = getBoneWeightUV(2, 1, boneWeightTextureSize);\n\n                uvec4 sampledBoneMatrixValue = texture(boneWeightTexture, boneWeightUV0);\n                uvec4 sampledBoneMatrixValue0 = texture(boneWeightTexture, boneWeightUV1);\n\n                vec4 boneMatrixValue = uintBitsToFloat(sampledBoneMatrixValue);\n                vec4 boneMatrixValue0 = uintBitsToFloat(sampledBoneMatrixValue0);\n\n                vec4 skinVertex = vec4( splatCenter, 1.0 );\n                vec4 skinned = vec4( 0.0 );\n                float minWeight = min(boneMatrixValue.x,min(boneMatrixValue.y, min(boneMatrixValue.z, min(boneMatrixValue.w, boneMatrixValue0.x))));\n                \n                if(boneMatrixValue.x > 0.0 && boneMatrixValue.x > minWeight)\n                    skinned += boneMatX * skinVertex * boneMatrixValue.x;\n                \n                if(boneMatrixValue.y > 0.0 && boneMatrixValue.y > minWeight)\n                    skinned += boneMatY * skinVertex * boneMatrixValue.y;\n                \n                if(boneMatrixValue.z > 0.0 && boneMatrixValue.z > minWeight)\n                    skinned += boneMatZ * skinVertex * boneMatrixValue.z;\n                \n                if(boneMatrixValue.w > 0.0 && boneMatrixValue.w > minWeight)\n                    skinned += boneMatW * skinVertex * boneMatrixValue.w;\n                \n                if(boneMatrixValue0.x > 0.0 && boneMatrixValue0.x > minWeight)\n                    skinned += boneMat0 * skinVertex * boneMatrixValue0.x;\n                \n                splatCenter = skinned.xyz;\n            #endif\n\n            uint sceneIndex = uint(0);\n            if (sceneCount > 1) {\n                sceneIndex = texture(sceneIndexesTexture, getDataUV(1, 0, sceneIndexesTextureSize)).r;\n            }\n            "),t&&(i+="\n                float splatOpacityFromScene = sceneOpacity[sceneIndex];\n                int sceneVisible = sceneVisibility[sceneIndex];\n                if (splatOpacityFromScene <= 0.01 || sceneVisible == 0) {\n                    gl_Position = vec4(0.0, 0.0, 2.0, 1.0);\n                    return;\n                }\n            "),i+=e?"\n                mat4 transform = transforms[sceneIndex];\n                mat4 transformModelViewMatrix = viewMatrix * transform;\n                #ifdef USE_SKINNING\n                    transformModelViewMatrix = transformModelViewMatrix * skinMatrix;\n                #endif\n            ":"mat4 transformModelViewMatrix = modelViewMatrix;",i+="\n            float sh8BitCompressionRangeMinForScene = sphericalHarmonics8BitCompressionRangeMin[sceneIndex];\n            float sh8BitCompressionRangeMaxForScene = sphericalHarmonics8BitCompressionRangeMax[sceneIndex];\n            float sh8BitCompressionRangeForScene = sh8BitCompressionRangeMaxForScene - sh8BitCompressionRangeMinForScene;\n            float sh8BitCompressionHalfRangeForScene = sh8BitCompressionRangeForScene / 2.0;\n            vec3 vec8BitSHShift = vec3(sh8BitCompressionRangeMinForScene);\n\n            vec4 viewCenter = transformModelViewMatrix * vec4(splatCenter, 1.0);\n\n            vec4 clipCenter = projectionMatrix * viewCenter;\n\n            float clip = 1.2 * clipCenter.w;\n            if (clipCenter.z < -clip || clipCenter.x < -clip || clipCenter.x > clip || clipCenter.y < -clip || clipCenter.y > clip) {\n                gl_Position = vec4(0.0, 0.0, 2.0, 1.0);\n                return;\n            }\n\n            vec3 ndcCenter = clipCenter.xyz / clipCenter.w;\n\n            vPosition = position.xy;\n            vSplatIndex = vec2(splatIndex, splatIndex);\n\n            vColor = uintToRGBAVec(sampledCenterColor.r);\n        ",n>=1&&(i+="   \n            if (sphericalHarmonicsDegree >= 1) {\n            ",i+=e?"\n                    vec3 worldViewDir = normalize(splatCenter - vec3(inverse(transform) * vec4(cameraPosition, 1.0)));\n                ":"\n                    vec3 worldViewDir = normalize(splatCenter - cameraPosition);\n                ",i+="\n                vec3 sh1;\n                vec3 sh2;\n                vec3 sh3;\n            ",n>=2&&(i+="\n                    vec3 sh4;\n                    vec3 sh5;\n                    vec3 sh6;\n                    vec3 sh7;\n                    vec3 sh8;\n                "),1===n?i+="\n                    if (sphericalHarmonicsMultiTextureMode == 0) {\n                        vec2 shUV = getDataUVF(nearestEvenIndex, 2.5, doubleOddOffset, sphericalHarmonicsTextureSize);\n                        vec4 sampledSH0123 = texture(sphericalHarmonicsTexture, shUV);\n                        shUV = getDataUVF(nearestEvenIndex, 2.5, doubleOddOffset + uint(1), sphericalHarmonicsTextureSize);\n                        vec4 sampledSH4567 = texture(sphericalHarmonicsTexture, shUV);\n                        shUV = getDataUVF(nearestEvenIndex, 2.5, doubleOddOffset + uint(2), sphericalHarmonicsTextureSize);\n                        vec4 sampledSH891011 = texture(sphericalHarmonicsTexture, shUV);\n                        sh1 = vec3(sampledSH0123.rgb) * (1.0 - fOddOffset) + vec3(sampledSH0123.ba, sampledSH4567.r) * fOddOffset;\n                        sh2 = vec3(sampledSH0123.a, sampledSH4567.rg) * (1.0 - fOddOffset) + vec3(sampledSH4567.gba) * fOddOffset;\n                        sh3 = vec3(sampledSH4567.ba, sampledSH891011.r) * (1.0 - fOddOffset) + vec3(sampledSH891011.rgb) * fOddOffset;\n                    } else {\n                        vec2 sampledSH01R = texture(sphericalHarmonicsTextureR, getDataUV(2, 0, sphericalHarmonicsTextureSize)).rg;\n                        vec2 sampledSH23R = texture(sphericalHarmonicsTextureR, getDataUV(2, 1, sphericalHarmonicsTextureSize)).rg;\n                        vec2 sampledSH01G = texture(sphericalHarmonicsTextureG, getDataUV(2, 0, sphericalHarmonicsTextureSize)).rg;\n                        vec2 sampledSH23G = texture(sphericalHarmonicsTextureG, getDataUV(2, 1, sphericalHarmonicsTextureSize)).rg;\n                        vec2 sampledSH01B = texture(sphericalHarmonicsTextureB, getDataUV(2, 0, sphericalHarmonicsTextureSize)).rg;\n                        vec2 sampledSH23B = texture(sphericalHarmonicsTextureB, getDataUV(2, 1, sphericalHarmonicsTextureSize)).rg;\n                        sh1 = vec3(sampledSH01R.rg, sampledSH23R.r);\n                        sh2 = vec3(sampledSH01G.rg, sampledSH23G.r);\n                        sh3 = vec3(sampledSH01B.rg, sampledSH23B.r);\n                    }\n                ":2===n&&(i+="\n                    vec4 sampledSH0123;\n                    vec4 sampledSH4567;\n                    vec4 sampledSH891011;\n\n                    vec4 sampledSH0123R;\n                    vec4 sampledSH0123G;\n                    vec4 sampledSH0123B;\n\n                    if (sphericalHarmonicsMultiTextureMode == 0) {\n                        sampledSH0123 = texture(sphericalHarmonicsTexture, getDataUV(6, 0, sphericalHarmonicsTextureSize));\n                        sampledSH4567 = texture(sphericalHarmonicsTexture, getDataUV(6, 1, sphericalHarmonicsTextureSize));\n                        sampledSH891011 = texture(sphericalHarmonicsTexture, getDataUV(6, 2, sphericalHarmonicsTextureSize));\n                        sh1 = sampledSH0123.rgb;\n                        sh2 = vec3(sampledSH0123.a, sampledSH4567.rg);\n                        sh3 = vec3(sampledSH4567.ba, sampledSH891011.r);\n                    } else {\n                        sampledSH0123R = texture(sphericalHarmonicsTextureR, getDataUV(2, 0, sphericalHarmonicsTextureSize));\n                        sampledSH0123G = texture(sphericalHarmonicsTextureG, getDataUV(2, 0, sphericalHarmonicsTextureSize));\n                        sampledSH0123B = texture(sphericalHarmonicsTextureB, getDataUV(2, 0, sphericalHarmonicsTextureSize));\n                        sh1 = vec3(sampledSH0123R.rgb);\n                        sh2 = vec3(sampledSH0123G.rgb);\n                        sh3 = vec3(sampledSH0123B.rgb);\n                    }\n                "),i+="\n                    if (sphericalHarmonics8BitMode == 1) {\n                        sh1 = sh1 * sh8BitCompressionRangeForScene + vec8BitSHShift;\n                        sh2 = sh2 * sh8BitCompressionRangeForScene + vec8BitSHShift;\n                        sh3 = sh3 * sh8BitCompressionRangeForScene + vec8BitSHShift;\n                    }\n                    float x = worldViewDir.x;\n                    float y = worldViewDir.y;\n                    float z = worldViewDir.z;\n                    vColor.rgb += SH_C1 * (-sh1 * y + sh2 * z - sh3 * x);\n            ",n>=2&&(i+="\n                    if (sphericalHarmonicsDegree >= 2) {\n                        float xx = x * x;\n                        float yy = y * y;\n                        float zz = z * z;\n                        float xy = x * y;\n                        float yz = y * z;\n                        float xz = x * z;\n                ",2===n&&(i+="\n                        if (sphericalHarmonicsMultiTextureMode == 0) {\n                            vec4 sampledSH12131415 = texture(sphericalHarmonicsTexture, getDataUV(6, 3, sphericalHarmonicsTextureSize));\n                            vec4 sampledSH16171819 = texture(sphericalHarmonicsTexture, getDataUV(6, 4, sphericalHarmonicsTextureSize));\n                            vec4 sampledSH20212223 = texture(sphericalHarmonicsTexture, getDataUV(6, 5, sphericalHarmonicsTextureSize));\n                            sh4 = sampledSH891011.gba;\n                            sh5 = sampledSH12131415.rgb;\n                            sh6 = vec3(sampledSH12131415.a, sampledSH16171819.rg);\n                            sh7 = vec3(sampledSH16171819.ba, sampledSH20212223.r);\n                            sh8 = sampledSH20212223.gba;\n                        } else {\n                            vec4 sampledSH4567R = texture(sphericalHarmonicsTextureR, getDataUV(2, 1, sphericalHarmonicsTextureSize));\n                            vec4 sampledSH4567G = texture(sphericalHarmonicsTextureG, getDataUV(2, 1, sphericalHarmonicsTextureSize));\n                            vec4 sampledSH4567B = texture(sphericalHarmonicsTextureB, getDataUV(2, 1, sphericalHarmonicsTextureSize));\n                            sh4 = vec3(sampledSH0123R.a, sampledSH4567R.rg);\n                            sh5 = vec3(sampledSH4567R.ba, sampledSH0123G.a);\n                            sh6 = vec3(sampledSH4567G.rgb);\n                            sh7 = vec3(sampledSH4567G.a, sampledSH0123B.a, sampledSH4567B.r);\n                            sh8 = vec3(sampledSH4567B.gba);\n                        }\n                    "),i+="\n                        if (sphericalHarmonics8BitMode == 1) {\n                            sh4 = sh4 * sh8BitCompressionRangeForScene + vec8BitSHShift;\n                            sh5 = sh5 * sh8BitCompressionRangeForScene + vec8BitSHShift;\n                            sh6 = sh6 * sh8BitCompressionRangeForScene + vec8BitSHShift;\n                            sh7 = sh7 * sh8BitCompressionRangeForScene + vec8BitSHShift;\n                            sh8 = sh8 * sh8BitCompressionRangeForScene + vec8BitSHShift;\n                        }\n\n                        vColor.rgb +=\n                            (SH_C2[0] * xy) * sh4 +\n                            (SH_C2[1] * yz) * sh5 +\n                            (SH_C2[2] * (2.0 * zz - xx - yy)) * sh6 +\n                            (SH_C2[3] * xz) * sh7 +\n                            (SH_C2[4] * (xx - yy)) * sh8;\n                    }\n                "),i+="\n\n                vColor.rgb = clamp(vColor.rgb, vec3(0.), vec3(1.));\n\n            }\n\n            "),i}},{key:"getVertexShaderFadeIn",value:function(){return"\n            if (fadeInComplete == 0) {\n                float opacityAdjust = 1.0;\n                float centerDist = length(splatCenter - sceneCenter);\n                float renderTime = max(currentTime - firstRenderTime, 0.0);\n\n                float fadeDistance = 0.75;\n                float distanceLoadFadeInFactor = step(visibleRegionFadeStartRadius, centerDist);\n                distanceLoadFadeInFactor = (1.0 - distanceLoadFadeInFactor) +\n                                        (1.0 - clamp((centerDist - visibleRegionFadeStartRadius) / fadeDistance, 0.0, 1.0)) *\n                                        distanceLoadFadeInFactor;\n                opacityAdjust *= distanceLoadFadeInFactor;\n                vColor.a *= opacityAdjust;\n            }\n        "}},{key:"getUniforms",value:function(){for(var e=arguments.length>0&&void 0!==arguments[0]&&arguments[0],t=arguments.length>1&&void 0!==arguments[1]&&arguments[1],n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:1,i=arguments.length>4&&void 0!==arguments[4]&&arguments[4],a={sceneCenter:{type:"v3",value:new ph},fadeInComplete:{type:"i",value:0},orthographicMode:{type:"i",value:0},visibleRegionFadeStartRadius:{type:"f",value:0},visibleRegionRadius:{type:"f",value:0},bindMatrix:{type:"m4",value:new Gh},bindMatrixInverse:{type:"m4",value:new Gh},currentTime:{type:"f",value:0},firstRenderTime:{type:"f",value:0},centersColorsTexture:{type:"t",value:null},flameModelTexture:{type:"t",value:null},boneTexture:{type:"t",value:null},boneTexture0:{type:"t",value:null},boneWeightTexture:{type:"t",value:null},sphericalHarmonicsTexture:{type:"t",value:null},sphericalHarmonicsTextureR:{type:"t",value:null},sphericalHarmonicsTextureG:{type:"t",value:null},sphericalHarmonicsTextureB:{type:"t",value:null},sphericalHarmonics8BitCompressionRangeMin:{type:"f",value:[]},sphericalHarmonics8BitCompressionRangeMax:{type:"f",value:[]},focal:{type:"v2",value:new Vc},orthoZoom:{type:"f",value:1},inverseFocalAdjustment:{type:"f",value:1},viewport:{type:"v2",value:new Vc},basisViewport:{type:"v2",value:new Vc},debugColor:{type:"v3",value:new Od},centersColorsTextureSize:{type:"v2",value:new Vc(1024,1024)},flameModelTextureSize:{type:"v2",value:new Vc(4096,2048)},boneTextureSize:{type:"v2",value:new Vc(4,32)},boneWeightTextureSize:{type:"v2",value:new Vc(512,512)},sphericalHarmonicsDegree:{type:"i",value:n},sphericalHarmonicsTextureSize:{type:"v2",value:new Vc(1024,1024)},sphericalHarmonics8BitMode:{type:"i",value:0},sphericalHarmonicsMultiTextureMode:{type:"i",value:0},splatScale:{type:"f",value:r},pointCloudModeEnabled:{type:"i",value:i?1:0},sceneIndexesTexture:{type:"t",value:null},sceneIndexesTextureSize:{type:"v2",value:new Vc(1024,1024)},sceneCount:{type:"i",value:1},gaussianSplatCount:{type:"i",value:1},bsCount:{type:"i",value:1},headBoneIndex:{type:"f",value:-1}},o=0;o<zy.MaxScenes;o++)a.sphericalHarmonics8BitCompressionRangeMin.value.push(-1.5),a.sphericalHarmonics8BitCompressionRangeMax.value.push(zy.SphericalHarmonics8BitCompressionRange/2);if(t){for(var s=[],u=0;u<zy.MaxScenes;u++)s.push(1);a.sceneOpacity={type:"f",value:s};for(var l=[],c=0;c<zy.MaxScenes;c++)l.push(1);a.sceneVisibility={type:"i",value:l}}if(e){for(var h=[],d=0;d<zy.MaxScenes;d++)h.push(new Gh);a.transforms={type:"mat4",value:h}}return a}}])}(),Cx=function(){function e(){A(this,e)}return T(e,null,[{key:"build",value:function(){var t=arguments.length>0&&void 0!==arguments[0]&&arguments[0],n=arguments.length>1&&void 0!==arguments[1]&&arguments[1],r=arguments.length>2&&void 0!==arguments[2]&&arguments[2],i=arguments.length>3&&void 0!==arguments[3]?arguments[3]:2048,a=arguments.length>4&&void 0!==arguments[4]?arguments[4]:1,o=arguments.length>5&&void 0!==arguments[5]&&arguments[5],s=arguments.length>6&&void 0!==arguments[6]?arguments[6]:0,u=arguments.length>7&&void 0!==arguments[7]?arguments[7]:.3,l=!(arguments.length>8&&void 0!==arguments[8])||arguments[8],c=Ex.buildVertexShaderBase(t,n,s,"\n            uniform vec2 covariancesTextureSize;\n            uniform highp sampler2D covariancesTexture;\n            uniform highp usampler2D covariancesTextureHalfFloat;\n            uniform int covariancesAreHalfFloat;\n\n            void fromCovarianceHalfFloatV4(uvec4 val, out vec4 first, out vec4 second) {\n                vec2 r = unpackHalf2x16(val.r);\n                vec2 g = unpackHalf2x16(val.g);\n                vec2 b = unpackHalf2x16(val.b);\n\n                first = vec4(r.x, r.y, g.x, g.y);\n                second = vec4(b.x, b.y, 0.0, 0.0);\n            }\n        ",l);c+=e.buildVertexShaderProjection(r,n,i,u);var h=e.buildFragmentShader(),d=Ex.getUniforms(t,n,s,a,o);return d.covariancesTextureSize={type:"v2",value:new Vc(1024,1024)},d.covariancesTexture={type:"t",value:null},d.covariancesTextureHalfFloat={type:"t",value:null},d.covariancesAreHalfFloat={type:"i",value:0},new wf({uniforms:d,vertexShader:c,fragmentShader:h,transparent:!0,alphaTest:1,blending:1,depthTest:!0,depthWrite:!1,side:2})}},{key:"buildVertexShaderProjection",value:function(e,t,n,r){var i="\n\n            vec4 sampledCovarianceA;\n            vec4 sampledCovarianceB;\n            vec3 cov3D_M11_M12_M13;\n            vec3 cov3D_M22_M23_M33;\n            if (covariancesAreHalfFloat == 0) {\n                sampledCovarianceA = texture(covariancesTexture, getDataUVF(nearestEvenIndex, 1.5, oddOffset,\n                                                                            covariancesTextureSize));\n                sampledCovarianceB = texture(covariancesTexture, getDataUVF(nearestEvenIndex, 1.5, oddOffset + uint(1),\n                                                                            covariancesTextureSize));\n\n                cov3D_M11_M12_M13 = vec3(sampledCovarianceA.rgb) * (1.0 - fOddOffset) +\n                                    vec3(sampledCovarianceA.ba, sampledCovarianceB.r) * fOddOffset;\n                cov3D_M22_M23_M33 = vec3(sampledCovarianceA.a, sampledCovarianceB.rg) * (1.0 - fOddOffset) +\n                                    vec3(sampledCovarianceB.gba) * fOddOffset;\n            } else {\n                uvec4 sampledCovarianceU = texture(covariancesTextureHalfFloat, getDataUV(1, 0, covariancesTextureSize));\n                fromCovarianceHalfFloatV4(sampledCovarianceU, sampledCovarianceA, sampledCovarianceB);\n                cov3D_M11_M12_M13 = sampledCovarianceA.rgb;\n                cov3D_M22_M23_M33 = vec3(sampledCovarianceA.a, sampledCovarianceB.rg);\n            }\n        \n            // Construct the 3D covariance matrix\n            mat3 Vrk = mat3(\n                cov3D_M11_M12_M13.x, cov3D_M11_M12_M13.y, cov3D_M11_M12_M13.z,\n                cov3D_M11_M12_M13.y, cov3D_M22_M23_M33.x, cov3D_M22_M23_M33.y,\n                cov3D_M11_M12_M13.z, cov3D_M22_M23_M33.y, cov3D_M22_M23_M33.z\n            );\n\n            mat3 J;\n            if (orthographicMode == 1) {\n                // Since the projection is linear, we don't need an approximation\n                J = transpose(mat3(orthoZoom, 0.0, 0.0,\n                                0.0, orthoZoom, 0.0,\n                                0.0, 0.0, 0.0));\n            } else {\n                // Construct the Jacobian of the affine approximation of the projection matrix. It will be used to transform the\n                // 3D covariance matrix instead of using the actual projection matrix because that transformation would\n                // require a non-linear component (perspective division) which would yield a non-gaussian result.\n                float s = 1.0 / (viewCenter.z * viewCenter.z);\n                J = mat3(\n                    focal.x / viewCenter.z, 0., -(focal.x * viewCenter.x) * s,\n                    0., focal.y / viewCenter.z, -(focal.y * viewCenter.y) * s,\n                    0., 0., 0.\n                );\n            }\n\n            // Concatenate the projection approximation with the model-view transformation\n            mat3 W = transpose(mat3(transformModelViewMatrix));\n            mat3 T = W * J;\n\n            // Transform the 3D covariance matrix (Vrk) to compute the 2D covariance matrix\n            mat3 cov2Dm = transpose(T) * Vrk * T;\n            ";return i+=e?"\n                float detOrig = cov2Dm[0][0] * cov2Dm[1][1] - cov2Dm[0][1] * cov2Dm[0][1];\n                cov2Dm[0][0] += ".concat(r,";\n                cov2Dm[1][1] += ").concat(r,";\n                float detBlur = cov2Dm[0][0] * cov2Dm[1][1] - cov2Dm[0][1] * cov2Dm[0][1];\n                vColor.a *= sqrt(max(detOrig / detBlur, 0.0));\n                if (vColor.a < minAlpha) return;\n            "):"\n                cov2Dm[0][0] += ".concat(r,";\n                cov2Dm[1][1] += ").concat(r,";\n            "),i+="\n\n            // We are interested in the upper-left 2x2 portion of the projected 3D covariance matrix because\n            // we only care about the X and Y values. We want the X-diagonal, cov2Dm[0][0],\n            // the Y-diagonal, cov2Dm[1][1], and the correlation between the two cov2Dm[0][1]. We don't\n            // need cov2Dm[1][0] because it is a symetric matrix.\n            vec3 cov2Dv = vec3(cov2Dm[0][0], cov2Dm[0][1], cov2Dm[1][1]);\n\n            // We now need to solve for the eigen-values and eigen vectors of the 2D covariance matrix\n            // so that we can determine the 2D basis for the splat. This is done using the method described\n            // here: https://people.math.harvard.edu/~knill/teaching/math21b2004/exhibits/2dmatrices/index.html\n            // After calculating the eigen-values and eigen-vectors, we calculate the basis for rendering the splat\n            // by normalizing the eigen-vectors and then multiplying them by (sqrt(8) * sqrt(eigen-value)), which is\n            // equal to scaling them by sqrt(8) standard deviations.\n            //\n            // This is a different approach than in the original work at INRIA. In that work they compute the\n            // max extents of the projected splat in screen space to form a screen-space aligned bounding rectangle\n            // which forms the geometry that is actually rasterized. The dimensions of that bounding box are 3.0\n            // times the square root of the maximum eigen-value, or 3 standard deviations. They then use the inverse\n            // 2D covariance matrix (called 'conic') in the CUDA rendering thread to determine fragment opacity by\n            // calculating the full gaussian: exp(-0.5 * (X - mean) * conic * (X - mean)) * splat opacity\n            float a = cov2Dv.x;\n            float d = cov2Dv.z;\n            float b = cov2Dv.y;\n            float D = a * d - b * b;\n            float trace = a + d;\n            float traceOver2 = 0.5 * trace;\n            float term2 = sqrt(max(0.1f, traceOver2 * traceOver2 - D));\n            float eigenValue1 = traceOver2 + term2;\n            float eigenValue2 = traceOver2 - term2;\n\n            if (pointCloudModeEnabled == 1) {\n                eigenValue1 = eigenValue2 = 0.2;\n            }\n\n            if (eigenValue2 <= 0.0) return;\n\n            vec2 eigenVector1 = normalize(vec2(b, eigenValue1 - a));\n            // since the eigen vectors are orthogonal, we derive the second one from the first\n            vec2 eigenVector2 = vec2(eigenVector1.y, -eigenVector1.x);\n\n            // We use sqrt(8) standard deviations instead of 3 to eliminate more of the splat with a very low opacity.\n            vec2 basisVector1 = eigenVector1 * splatScale * min(sqrt8 * sqrt(eigenValue1), ".concat(parseInt(n),".0);\n            vec2 basisVector2 = eigenVector2 * splatScale * min(sqrt8 * sqrt(eigenValue2), ").concat(parseInt(n),".0);\n            "),t&&(i+="\n                vColor.a *= splatOpacityFromScene;\n            "),i+="\n            vec2 ndcOffset = vec2(vPosition.x * basisVector1 + vPosition.y * basisVector2) *\n                             basisViewport * 2.0 * inverseFocalAdjustment;\n\n            vec4 quadPos = vec4(ndcCenter.xy + ndcOffset, ndcCenter.z, 1.0);\n            gl_Position = quadPos;\n\n            // Scale the position data we send to the fragment shader\n            vPosition *= sqrt8;\n        ",i+=Ex.getVertexShaderFadeIn(),i+="}"}},{key:"buildFragmentShader",value:function(){return"\n            precision highp float;\n            #include <common>\n \n            uniform vec3 debugColor;\n\n            varying vec4 vColor;\n            varying vec2 vUv;\n            varying vec2 vPosition;\n            varying vec2 vSplatIndex;\n\n        \n            void main () {\n                // Compute the positional squared distance from the center of the splat to the current fragment.\n                float A = dot(vPosition, vPosition);\n                // Since the positional data in vPosition has been scaled by sqrt(8), the squared result will be\n                // scaled by a factor of 8. If the squared result is larger than 8, it means it is outside the ellipse\n                // defined by the rectangle formed by vPosition. It also means it's farther\n                // away than sqrt(8) standard deviations from the mean.\n\n                // if(vSplatIndex.x > 20000.0) discard;\n                // if (A > 8.0) discard;\n                vec3 color = vColor.rgb;\n\n                // Since the rendered splat is scaled by sqrt(8), the inverse covariance matrix that is part of\n                // the gaussian formula becomes the identity matrix. We're then left with (X - mean) * (X - mean),\n                // and since 'mean' is zero, we have X * X, which is the same as A:\n                float opacity = exp( -0.5*A) * vColor.a;\n                if(opacity < 1.0 / 255.0)\n                    discard;\n\n                // uint a = uint(255);\n                // vec3 c = vec3(vSplatIndex.x / 256.0 / 256.0, float(uint(vSplatIndex.x / 256.0 )% a) / 256.0, float(uint(vSplatIndex.x)% a) / 256.0);\n                // gl_FragColor = vec4(c, 1.0);\n                gl_FragColor = vec4(color, opacity);\n\n\n            }\n        "}}])}(),kx=function(){function e(){A(this,e)}return T(e,null,[{key:"build",value:function(){var t=arguments.length>0&&void 0!==arguments[0]&&arguments[0],n=arguments.length>1&&void 0!==arguments[1]&&arguments[1],r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1,i=arguments.length>3&&void 0!==arguments[3]&&arguments[3],a=arguments.length>4&&void 0!==arguments[4]?arguments[4]:0,o=Ex.buildVertexShaderBase(t,n,a,"\n            uniform vec2 scaleRotationsTextureSize;\n            uniform highp sampler2D scaleRotationsTexture;\n            varying mat3 vT;\n            varying vec2 vQuadCenter;\n            varying vec2 vFragCoord;\n        ");o+=e.buildVertexShaderProjection();var s=e.buildFragmentShader(),u=Ex.getUniforms(t,n,a,r,i);return u.scaleRotationsTexture={type:"t",value:null},u.scaleRotationsTextureSize={type:"v2",value:new Vc(1024,1024)},new wf({uniforms:u,vertexShader:o,fragmentShader:s,transparent:!0,alphaTest:1,blending:1,depthTest:!0,depthWrite:!1,side:2})}},{key:"buildVertexShaderProjection",value:function(){var e="\n\n            vec4 scaleRotationA = texture(scaleRotationsTexture, getDataUVF(nearestEvenIndex, 1.5,\n                                                                            oddOffset, scaleRotationsTextureSize));\n            vec4 scaleRotationB = texture(scaleRotationsTexture, getDataUVF(nearestEvenIndex, 1.5,\n                                                                            oddOffset + uint(1), scaleRotationsTextureSize));\n\n            vec3 scaleRotation123 = vec3(scaleRotationA.rgb) * (1.0 - fOddOffset) +\n                                    vec3(scaleRotationA.ba, scaleRotationB.r) * fOddOffset;\n            vec3 scaleRotation456 = vec3(scaleRotationA.a, scaleRotationB.rg) * (1.0 - fOddOffset) +\n                                    vec3(scaleRotationB.gba) * fOddOffset;\n\n            float missingW = sqrt(1.0 - scaleRotation456.x * scaleRotation456.x - scaleRotation456.y *\n                                    scaleRotation456.y - scaleRotation456.z * scaleRotation456.z);\n            mat3 R = quaternionToRotationMatrix(scaleRotation456.r, scaleRotation456.g, scaleRotation456.b, missingW);\n            mat3 S = mat3(scaleRotation123.r, 0.0, 0.0,\n                            0.0, scaleRotation123.g, 0.0,\n                            0.0, 0.0, scaleRotation123.b);\n            \n            mat3 L = R * S;\n\n            mat3x4 splat2World = mat3x4(vec4(L[0], 0.0),\n                                        vec4(L[1], 0.0),\n                                        vec4(splatCenter.x, splatCenter.y, splatCenter.z, 1.0));\n\n            mat4 world2ndc = transpose(projectionMatrix * transformModelViewMatrix);\n\n            mat3x4 ndc2pix = mat3x4(vec4(viewport.x / 2.0, 0.0, 0.0, (viewport.x - 1.0) / 2.0),\n                                    vec4(0.0, viewport.y / 2.0, 0.0, (viewport.y - 1.0) / 2.0),\n                                    vec4(0.0, 0.0, 0.0, 1.0));\n\n            mat3 T = transpose(splat2World) * world2ndc * ndc2pix;\n            vec3 normal = vec3(viewMatrix * vec4(L[0][2], L[1][2], L[2][2], 0.0));\n        ";return e+="\n\n                mat4 splat2World4 = mat4(vec4(L[0], 0.0),\n                                        vec4(L[1], 0.0),\n                                        vec4(L[2], 0.0),\n                                        vec4(splatCenter.x, splatCenter.y, splatCenter.z, 1.0));\n\n                mat4 Tt = transpose(transpose(splat2World4) * world2ndc);\n\n                vec4 tempPoint1 = Tt * vec4(1.0, 0.0, 0.0, 1.0);\n                tempPoint1 /= tempPoint1.w;\n\n                vec4 tempPoint2 = Tt * vec4(0.0, 1.0, 0.0, 1.0);\n                tempPoint2 /= tempPoint2.w;\n\n                vec4 center = Tt * vec4(0.0, 0.0, 0.0, 1.0);\n                center /= center.w;\n\n                vec2 basisVector1 = tempPoint1.xy - center.xy;\n                vec2 basisVector2 = tempPoint2.xy - center.xy;\n\n                vec2 basisVector1Screen = basisVector1 * 0.5 * viewport;\n                vec2 basisVector2Screen = basisVector2 * 0.5 * viewport;\n\n                const float minPix = 1.;\n                if (length(basisVector1Screen) < minPix || length(basisVector2Screen) < minPix) {\n                    ".concat("\n            vec3 T0 = vec3(T[0][0], T[0][1], T[0][2]);\n            vec3 T1 = vec3(T[1][0], T[1][1], T[1][2]);\n            vec3 T3 = vec3(T[2][0], T[2][1], T[2][2]);\n\n            vec3 tempPoint = vec3(1.0, 1.0, -1.0);\n            float distance = (T3.x * T3.x * tempPoint.x) + (T3.y * T3.y * tempPoint.y) + (T3.z * T3.z * tempPoint.z);\n            vec3 f = (1.0 / distance) * tempPoint;\n            if (abs(distance) < 0.00001) return;\n\n            float pointImageX = (T0.x * T3.x * f.x) + (T0.y * T3.y * f.y) + (T0.z * T3.z * f.z);\n            float pointImageY = (T1.x * T3.x * f.x) + (T1.y * T3.y * f.y) + (T1.z * T3.z * f.z);\n            vec2 pointImage = vec2(pointImageX, pointImageY);\n\n            float tempX = (T0.x * T0.x * f.x) + (T0.y * T0.y * f.y) + (T0.z * T0.z * f.z);\n            float tempY = (T1.x * T1.x * f.x) + (T1.y * T1.y * f.y) + (T1.z * T1.z * f.z);\n            vec2 temp = vec2(tempX, tempY);\n\n            vec2 halfExtend = pointImage * pointImage - temp;\n            vec2 extent = sqrt(max(vec2(0.0001), halfExtend));\n            float radius = max(extent.x, extent.y);\n\n            vec2 ndcOffset = ((position.xy * radius * 3.0) * basisViewport * 2.0);\n\n            vec4 quadPos = vec4(ndcCenter.xy + ndcOffset, ndcCenter.z, 1.0);\n            gl_Position = quadPos;\n\n            vT = T;\n            vQuadCenter = pointImage;\n            vFragCoord = (quadPos.xy * 0.5 + 0.5) * viewport;\n        ","\n                } else {\n                    vec2 ndcOffset = vec2(position.x * basisVector1 + position.y * basisVector2) * 3.0 * inverseFocalAdjustment;\n                    vec4 quadPos = vec4(ndcCenter.xy + ndcOffset, ndcCenter.z, 1.0);\n                    gl_Position = quadPos;\n\n                    vT = T;\n                    vQuadCenter = center.xy;\n                    vFragCoord = (quadPos.xy * 0.5 + 0.5) * viewport;\n                }\n            "),e+=Ex.getVertexShaderFadeIn(),e+="}"}},{key:"buildFragmentShader",value:function(){return"\n            precision highp float;\n            #include <common>\n\n            uniform vec3 debugColor;\n\n            varying vec4 vColor;\n            varying vec2 vUv;\n            varying vec2 vPosition;\n            varying mat3 vT;\n            varying vec2 vQuadCenter;\n            varying vec2 vFragCoord;\n\n            void main () {\n\n                const float FilterInvSquare = 2.0;\n                const float near_n = 0.2;\n                const float T = 1.0;\n\n                vec2 xy = vQuadCenter;\n                vec3 Tu = vT[0];\n                vec3 Tv = vT[1];\n                vec3 Tw = vT[2];\n                vec3 k = vFragCoord.x * Tw - Tu;\n                vec3 l = vFragCoord.y * Tw - Tv;\n                vec3 p = cross(k, l);\n                if (p.z == 0.0) discard;\n                vec2 s = vec2(p.x / p.z, p.y / p.z);\n                float rho3d = (s.x * s.x + s.y * s.y); \n                vec2 d = vec2(xy.x - vFragCoord.x, xy.y - vFragCoord.y);\n                float rho2d = FilterInvSquare * (d.x * d.x + d.y * d.y); \n\n                // compute intersection and depth\n                float rho = min(rho3d, rho2d);\n                float depth = (rho3d <= rho2d) ? (s.x * Tw.x + s.y * Tw.y) + Tw.z : Tw.z; \n                if (depth < near_n) discard;\n                //  vec4 nor_o = collected_normal_opacity[j];\n                //  float normal[3] = {nor_o.x, nor_o.y, nor_o.z};\n                float opa = vColor.a;\n\n                float power = -0.5f * rho;\n                if (power > 0.0f) discard;\n\n                // Eq. (2) from 3D Gaussian splatting paper.\n                // Obtain alpha by multiplying with Gaussian opacity\n                // and its exponential falloff from mean.\n                // Avoid numerical instabilities (see paper appendix). \n                float alpha = min(0.99f, opa * exp(power));\n                if (alpha < 1.0f / 255.0f) discard;\n                float test_T = T * (1.0 - alpha);\n                if (test_T < 0.0001)discard;\n\n                float w = alpha * T;\n                gl_FragColor = vec4(vColor.rgb, w);\n            }\n        "}}])}(),Rx=function(){return T(function e(){A(this,e)},null,[{key:"build",value:function(e){var t=new af;t.setIndex([0,1,2,0,2,3]);var n=new Float32Array(12),r=new qd(n,3);t.setAttribute("position",r),r.setXYZ(0,-1,-1,0),r.setXYZ(1,-1,1,0),r.setXYZ(2,1,1,0),r.setXYZ(3,1,-1,0),r.needsUpdate=!0;var i=(new Bv).copy(t),a=new Uint32Array(e),o=new np(a,1,!1);return o.setUsage(Tc),i.setAttribute("splatIndex",o),i.instanceCount=0,i}}])}(),Ix=function(e){function t(e){var n,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new ph,i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:new fh,a=arguments.length>3&&void 0!==arguments[3]?arguments[3]:new ph(1,1,1),o=arguments.length>4&&void 0!==arguments[4]?arguments[4]:1,s=arguments.length>5&&void 0!==arguments[5]?arguments[5]:1,u=!(arguments.length>6&&void 0!==arguments[6])||arguments[6];return A(this,t),(n=y(this,t)).splatBuffer=e,n.position.copy(r),n.quaternion.copy(i),n.scale.copy(a),n.transform=new Gh,n.minimumAlpha=o,n.opacity=s,n.visible=u,n}return x(t,e),T(t,[{key:"copyTransformData",value:function(e){this.position.copy(e.position),this.quaternion.copy(e.quaternion),this.scale.copy(e.scale),this.transform.copy(e.transform)}},{key:"updateTransform",value:function(e){e?(this.matrixWorldAutoUpdate&&this.updateWorldMatrix(!0,!1),this.transform.copy(this.matrixWorld)):(this.matrixAutoUpdate&&this.updateMatrix(),this.transform.copy(this.matrix))}}])}(gd),Nx=T(function e(t,n,r,i){A(this,e),this.min=(new ph).copy(t),this.max=(new ph).copy(n),this.boundingBox=new gh(this.min,this.max),this.center=(new ph).copy(this.max).sub(this.min).multiplyScalar(.5).add(this.min),this.depth=r,this.children=[],this.data=null,this.id=i||e.idGen++});M(Nx,"idGen",0);var Px=function(){function e(t,n){A(this,e),this.maxDepth=t,this.maxCentersPerNode=n,this.sceneDimensions=new ph,this.sceneMin=new ph,this.sceneMax=new ph,this.rootNode=null,this.nodesWithIndexes=[],this.splatMesh=null}return T(e,null,[{key:"convertWorkerSubTreeNode",value:function(t){var n=(new ph).fromArray(t.min),r=(new ph).fromArray(t.max),i=new Nx(n,r,t.depth,t.id);if(t.data.indexes){i.data={indexes:[]};var a,o=L(t.data.indexes);try{for(o.s();!(a=o.n()).done;){var s=a.value;i.data.indexes.push(s)}}catch(h){o.e(h)}finally{o.f()}}if(t.children){var u,l=L(t.children);try{for(l.s();!(u=l.n()).done;){var c=u.value;i.children.push(e.convertWorkerSubTreeNode(c))}}catch(h){l.e(h)}finally{l.f()}}return i}},{key:"convertWorkerSubTree",value:function(t,n){var r=new e(t.maxDepth,t.maxCentersPerNode);r.sceneMin=(new ph).fromArray(t.sceneMin),r.sceneMax=(new ph).fromArray(t.sceneMax),r.splatMesh=n,r.rootNode=e.convertWorkerSubTreeNode(t.rootNode);var i=function(e,t){0===e.children.length&&t(e);var n,r=L(e.children);try{for(r.s();!(n=r.n()).done;){var a=n.value;i(a,t)}}catch(o){r.e(o)}finally{r.f()}};return r.nodesWithIndexes=[],i(r.rootNode,function(e){e.data&&e.data.indexes&&e.data.indexes.length>0&&r.nodesWithIndexes.push(e)}),r}}])}();function Lx(e){var t=0,n=function(){return T(function e(t,n){A(this,e),this.min=[t[0],t[1],t[2]],this.max=[n[0],n[1],n[2]]},[{key:"containsPoint",value:function(e){return e[0]>=this.min[0]&&e[0]<=this.max[0]&&e[1]>=this.min[1]&&e[1]<=this.max[1]&&e[2]>=this.min[2]&&e[2]<=this.max[2]}}])}(),r=T(function e(t,n){A(this,e),this.maxDepth=t,this.maxCentersPerNode=n,this.sceneDimensions=[],this.sceneMin=[],this.sceneMax=[],this.rootNode=null,this.addedIndexes={},this.nodesWithIndexes=[],this.splatMesh=null,this.disposed=!1}),i=T(function e(n,r,i,a){A(this,e),this.min=[n[0],n[1],n[2]],this.max=[r[0],r[1],r[2]],this.center=[.5*(r[0]-n[0])+n[0],.5*(r[1]-n[1])+n[1],.5*(r[2]-n[2])+n[2]],this.depth=i,this.children=[],this.data=null,this.id=a||t++});processSplatTreeNode=function(e){function t(t,n,r,i){return e.apply(this,arguments)}return t.toString=function(){return e.toString()},t}(function(e,t,r,a){var o=t.data.indexes.length;if(o<e.maxCentersPerNode||t.depth>e.maxDepth){for(var s=[],u=0;u<t.data.indexes.length;u++)e.addedIndexes[t.data.indexes[u]]||(s.push(t.data.indexes[u]),e.addedIndexes[t.data.indexes[u]]=!0);return t.data.indexes=s,t.data.indexes.sort(function(e,t){return e>t?1:-1}),void e.nodesWithIndexes.push(t)}for(var l=[t.max[0]-t.min[0],t.max[1]-t.min[1],t.max[2]-t.min[2]],c=[.5*l[0],.5*l[1],.5*l[2]],h=[t.min[0]+c[0],t.min[1]+c[1],t.min[2]+c[2]],d=[new n([h[0]-c[0],h[1],h[2]-c[2]],[h[0],h[1]+c[1],h[2]]),new n([h[0],h[1],h[2]-c[2]],[h[0]+c[0],h[1]+c[1],h[2]]),new n([h[0],h[1],h[2]],[h[0]+c[0],h[1]+c[1],h[2]+c[2]]),new n([h[0]-c[0],h[1],h[2]],[h[0],h[1]+c[1],h[2]+c[2]]),new n([h[0]-c[0],h[1]-c[1],h[2]-c[2]],[h[0],h[1],h[2]]),new n([h[0],h[1]-c[1],h[2]-c[2]],[h[0]+c[0],h[1],h[2]]),new n([h[0],h[1]-c[1],h[2]],[h[0]+c[0],h[1],h[2]+c[2]]),new n([h[0]-c[0],h[1]-c[1],h[2]],[h[0],h[1],h[2]+c[2]])],f=[],p=0;p<d.length;p++)f[p]=[];for(var v=[0,0,0],m=0;m<o;m++){var g=t.data.indexes[m],y=r[g];v[0]=a[y],v[1]=a[y+1],v[2]=a[y+2];for(var _=0;_<d.length;_++)d[_].containsPoint(v)&&f[_].push(g)}for(var b=0;b<d.length;b++){var x=new i(d[b].min,d[b].max,t.depth+1);x.data={indexes:f[b]},t.children.push(x)}t.data={};var S,A=L(t.children);try{for(A.s();!(S=A.n()).done;){var w=S.value;processSplatTreeNode(e,w,r,a)}}catch(T){A.e(T)}finally{A.f()}});var a=function(e,t,n){for(var a=[0,0,0],o=[0,0,0],s=[],u=Math.floor(e.length/4),l=0;l<u;l++){var c=4*l,h=e[c],d=e[c+1],f=e[c+2],p=Math.round(e[c+3]);(0===l||h<a[0])&&(a[0]=h),(0===l||h>o[0])&&(o[0]=h),(0===l||d<a[1])&&(a[1]=d),(0===l||d>o[1])&&(o[1]=d),(0===l||f<a[2])&&(a[2]=f),(0===l||f>o[2])&&(o[2]=f),s.push(p)}var v=new r(t,n);return v.sceneMin=a,v.sceneMax=o,v.rootNode=new i(v.sceneMin,v.sceneMax,0),v.rootNode.data={indexes:s},v};e.onmessage=function(t){t.data.process&&function(t,n,r){var i,o=[],s=L(t);try{for(s.s();!(i=s.n()).done;)for(var u=i.value,l=Math.floor(u.length/4),c=0;c<l;c++){var h=4*c;o[Math.round(u[h+3])]=h}}catch(g){s.e(g)}finally{s.f()}var d,f=[],p=L(t);try{for(p.s();!(d=p.n()).done;){var v=d.value,m=a(v,n,r);f.push(m),processSplatTreeNode(m,m.rootNode,o,v)}}catch(g){p.e(g)}finally{p.f()}e.postMessage({subTrees:f})}(t.data.process.centers,t.data.process.maxDepth,t.data.process.maxCentersPerNode)}}var Dx=function(){return T(function e(t,n){var r=this;A(this,e),M(this,"processSplatMesh",function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:function(){return!0},n=arguments.length>2?arguments[2]:void 0,i=arguments.length>3?arguments[3]:void 0;r.splatTreeWorker||(r.splatTreeWorker=new Worker(URL.createObjectURL(new Blob(["(",Lx.toString(),")(self)"],{type:"application/javascript"})))),r.splatMesh=e,r.subTrees=[];var a=new ph,o=function(n,r){for(var i=new Float32Array(4*r),o=0,s=0;s<r;s++){var u=s+n;if(t(u)){e.getSplatCenter(u,a);var l=4*o;i[l]=a.x,i[l+1]=a.y,i[l+2]=a.z,i[l+3]=u,o++}}return i};return new Promise(function(t){var a=function(){return!!r.disposed&&(r.diposeSplatTreeWorker(),t(),!0)};n&&n(!1),Du(function(){if(!a()){var s=[];if(e.dynamicMode)for(var u=0,l=0;l<e.scenes.length;l++){var c=e.getScene(l).splatBuffer.getSplatCount(),h=o(u,c);s.push(h),u+=c}else{var d=o(0,e.getSplatCount());s.push(d)}r.splatTreeWorker.onmessage=function(n){a()||n.data.subTrees&&(i&&i(!1),Du(function(){if(!a()){var o,s=L(n.data.subTrees);try{for(s.s();!(o=s.n()).done;){var u=o.value,l=Px.convertWorkerSubTree(u,e);r.subTrees.push(l)}}catch(c){s.e(c)}finally{s.f()}r.diposeSplatTreeWorker(),i&&i(!0),Du(function(){t()})}}))},Du(function(){if(!a()){n&&n(!0);var e=s.map(function(e){return e.buffer});!function(e,t,n,r,i){e.postMessage({process:{centers:t,maxDepth:r,maxCentersPerNode:i}},n)}(r.splatTreeWorker,s,e,r.maxDepth,r.maxCentersPerNode)}})}})})}),this.maxDepth=t,this.maxCentersPerNode=n,this.subTrees=[],this.splatMesh=null},[{key:"dispose",value:function(){this.diposeSplatTreeWorker(),this.disposed=!0}},{key:"diposeSplatTreeWorker",value:function(){this.splatTreeWorker&&this.splatTreeWorker.terminate(),this.splatTreeWorker=null}},{key:"countLeaves",value:function(){var e=0;return this.visitLeaves(function(){e++}),e}},{key:"visitLeaves",value:function(e){var t,n=function(e,t){0===e.children.length&&t(e);var r,i=L(e.children);try{for(i.s();!(r=i.n()).done;){var a=r.value;n(a,t)}}catch(o){i.e(o)}finally{i.f()}},r=L(this.subTrees);try{for(r.s();!(t=r.n()).done;){var i=t.value;n(i.rootNode,e)}}catch(a){r.e(a)}finally{r.f()}}}])}();function Ox(e){var t={};function n(n){if(void 0!==t[n])return t[n];var r;switch(n){case"WEBGL_depth_texture":r=e.getExtension("WEBGL_depth_texture")||e.getExtension("MOZ_WEBGL_depth_texture")||e.getExtension("WEBKIT_WEBGL_depth_texture");break;case"EXT_texture_filter_anisotropic":r=e.getExtension("EXT_texture_filter_anisotropic")||e.getExtension("MOZ_EXT_texture_filter_anisotropic")||e.getExtension("WEBKIT_EXT_texture_filter_anisotropic");break;case"WEBGL_compressed_texture_s3tc":r=e.getExtension("WEBGL_compressed_texture_s3tc")||e.getExtension("MOZ_WEBGL_compressed_texture_s3tc")||e.getExtension("WEBKIT_WEBGL_compressed_texture_s3tc");break;case"WEBGL_compressed_texture_pvrtc":r=e.getExtension("WEBGL_compressed_texture_pvrtc")||e.getExtension("WEBKIT_WEBGL_compressed_texture_pvrtc");break;default:r=e.getExtension(n)}return t[n]=r,r}return{has:function(e){return null!==n(e)},init:function(e){e.isWebGL2?(n("EXT_color_buffer_float"),n("WEBGL_clip_cull_distance")):(n("WEBGL_depth_texture"),n("OES_texture_float"),n("OES_texture_half_float"),n("OES_texture_half_float_linear"),n("OES_standard_derivatives"),n("OES_element_index_uint"),n("OES_vertex_array_object"),n("ANGLE_instanced_arrays")),n("OES_texture_float_linear"),n("EXT_color_buffer_half_float"),n("WEBGL_multisampled_render_to_texture")},get:function(e){var t=n(e);return null===t&&console.warn("THREE.WebGLRenderer: "+e+" extension not supported."),t}}}function Fx(e,t,n){var r;function i(t){if("highp"===t){if(e.getShaderPrecisionFormat(e.VERTEX_SHADER,e.HIGH_FLOAT).precision>0&&e.getShaderPrecisionFormat(e.FRAGMENT_SHADER,e.HIGH_FLOAT).precision>0)return"highp";t="mediump"}return"mediump"===t&&e.getShaderPrecisionFormat(e.VERTEX_SHADER,e.MEDIUM_FLOAT).precision>0&&e.getShaderPrecisionFormat(e.FRAGMENT_SHADER,e.MEDIUM_FLOAT).precision>0?"mediump":"lowp"}var a="undefined"!=typeof WebGL2RenderingContext&&"WebGL2RenderingContext"===e.constructor.name,o=void 0!==n.precision?n.precision:"highp",s=i(o);s!==o&&(console.warn("THREE.WebGLRenderer:",o,"not supported, using",s,"instead."),o=s);var u=a||t.has("WEBGL_draw_buffers"),l=!0===n.logarithmicDepthBuffer,c=e.getParameter(e.MAX_TEXTURE_IMAGE_UNITS),h=e.getParameter(e.MAX_VERTEX_TEXTURE_IMAGE_UNITS),d=e.getParameter(e.MAX_TEXTURE_SIZE),f=e.getParameter(e.MAX_CUBE_MAP_TEXTURE_SIZE),p=e.getParameter(e.MAX_VERTEX_ATTRIBS),v=e.getParameter(e.MAX_VERTEX_UNIFORM_VECTORS),m=e.getParameter(e.MAX_VARYING_VECTORS),g=e.getParameter(e.MAX_FRAGMENT_UNIFORM_VECTORS),y=h>0,_=a||t.has("OES_texture_float");return{isWebGL2:a,drawBuffers:u,getMaxAnisotropy:function(){if(void 0!==r)return r;if(!0===t.has("EXT_texture_filter_anisotropic")){var n=t.get("EXT_texture_filter_anisotropic");r=e.getParameter(n.MAX_TEXTURE_MAX_ANISOTROPY_EXT)}else r=0;return r},getMaxPrecision:i,precision:o,logarithmicDepthBuffer:l,maxTextures:c,maxVertexTextures:h,maxTextureSize:d,maxCubemapSize:f,maxAttributes:p,maxVertexUniforms:v,maxVaryings:m,maxFragmentUniforms:g,vertexTextures:y,floatFragmentTextures:_,floatVertexTextures:y&&_,maxSamples:a?e.getParameter(e.MAX_SAMPLES):0}}var Bx=0,Ux=2,zx=0,Vx=3,Hx=new af,Wx=new zd,Gx=16777216,jx=function(e){function t(){var e,n,r,i,a=arguments.length>0&&void 0!==arguments[0]?arguments[0]:wx,o=arguments.length>1&&void 0!==arguments[1]&&arguments[1],s=arguments.length>2&&void 0!==arguments[2]&&arguments[2],u=arguments.length>3&&void 0!==arguments[3]&&arguments[3],l=arguments.length>4&&void 0!==arguments[4]?arguments[4]:1,c=!(arguments.length>5&&void 0!==arguments[5])||arguments[5],h=arguments.length>6&&void 0!==arguments[6]&&arguments[6],d=arguments.length>7&&void 0!==arguments[7]&&arguments[7],f=arguments.length>8&&void 0!==arguments[8]?arguments[8]:1024,p=arguments.length>9&&void 0!==arguments[9]?arguments[9]:zx,v=arguments.length>10&&void 0!==arguments[10]?arguments[10]:0,m=arguments.length>11&&void 0!==arguments[11]?arguments[11]:1,g=arguments.length>12&&void 0!==arguments[12]?arguments[12]:.3;return A(this,t),M(e=y(this,t,[Hx,Wx]),"buildSplatTree",function(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[],n=arguments.length>1?arguments[1]:void 0,r=arguments.length>2?arguments[2]:void 0;return new Promise(function(i){e.disposeSplatTree(),e.baseSplatTree=new Dx(8,1e3);var a=performance.now(),o=new uh;e.baseSplatTree.processSplatMesh(e,function(n){e.getSplatColor(n,o);var r=e.getSceneIndexForSplat(n),i=t[r]||1;return o.w>=i},n,r).then(function(){var t=performance.now()-a;if(e.logLevel>=Vx&&console.log("SplatTree build: "+t+" ms"),e.disposed)i();else{e.splatTree=e.baseSplatTree,e.baseSplatTree=null;var n=0,r=0,o=0;e.splatTree.visitLeaves(function(e){var t=e.data.indexes.length;t>0&&(r+=t,o++,n++)}),e.logLevel>=Vx&&(console.log("SplatTree leaves: ".concat(e.splatTree.countLeaves())),console.log("SplatTree leaves with splats:".concat(n)),r/=o,console.log("Avg splat count per node: ".concat(r)),console.log("Total splat count: ".concat(e.getSplatCount()))),i()}})})}),M(e,"updateUniforms",(n=new Vc,function(e,t,r,i,a,o){if(this.getSplatCount()>0){if(n.set(e.x*this.devicePixelRatio,e.y*this.devicePixelRatio),this.material.uniforms.viewport.value.copy(n),this.material.uniforms.basisViewport.value.set(1/n.x,1/n.y),this.material.uniforms.focal.value.set(t,r),this.material.uniforms.orthographicMode.value=i?1:0,this.material.uniforms.orthoZoom.value=a,this.material.uniforms.inverseFocalAdjustment.value=o,this.dynamicMode)for(var s=0;s<this.scenes.length;s++)this.material.uniforms.transforms.value[s].copy(this.getScene(s).transform);if(this.enableOptionalEffects)for(var u=0;u<this.scenes.length;u++)this.material.uniforms.sceneOpacity.value[u]=Nu(this.getScene(u).opacity,0,1),this.material.uniforms.sceneVisibility.value[u]=this.getScene(u).visible?1:0,this.material.uniformsNeedUpdate=!0;this.material.uniformsNeedUpdate=!0}})),M(e,"setupDistancesComputationTransformFeedback",function(){var e,t=this;return function(){var n=t.getMaxSplatCount();if(t.renderer){var r=t.lastRenderer!==t.renderer,i=e!==n;if(r||i){r?t.disposeDistancesComputationGPUResources():i&&t.disposeDistancesComputationGPUBufferResources();var a,o=t.renderer.getContext(),s=function(e,t,n){var r=e.createShader(t);if(!r)return console.error("Fatal error: gl could not create a shader object."),null;if(e.shaderSource(r,n),e.compileShader(r),!e.getShaderParameter(r,e.COMPILE_STATUS)){var i="unknown";t===e.VERTEX_SHADER?i="vertex shader":t===e.FRAGMENT_SHADER&&(i="fragement shader");var a=e.getShaderInfoLog(r);return console.error("Failed to compile "+i+" with these errors:"+a),e.deleteShader(r),null}return r};t.integerBasedDistancesComputation?(a="#version 300 es\n                in ivec4 center;\n                flat out int distance;",t.dynamicMode?a+="\n                        in uint sceneIndex;\n                        uniform ivec4 transforms[".concat(zy.MaxScenes,"];\n                        void main(void) {\n                            ivec4 transform = transforms[sceneIndex];\n                            distance = center.x * transform.x + center.y * transform.y + center.z * transform.z + transform.w * center.w;\n                        }\n                    "):a+="\n                        uniform ivec3 modelViewProj;\n                        void main(void) {\n                            distance = center.x * modelViewProj.x + center.y * modelViewProj.y + center.z * modelViewProj.z;\n                        }\n                    "):(a="#version 300 es\n                in vec4 center;\n                flat out float distance;",t.dynamicMode?a+="\n                        in uint sceneIndex;\n                        uniform mat4 transforms[".concat(zy.MaxScenes,"];\n                        void main(void) {\n                            vec4 transformedCenter = transforms[sceneIndex] * vec4(center.xyz, 1.0);\n                            distance = transformedCenter.z;\n                        }\n                    "):a+="\n                        uniform vec3 modelViewProj;\n                        void main(void) {\n                            distance = center.x * modelViewProj.x + center.y * modelViewProj.y + center.z * modelViewProj.z;\n                        }\n                    ");var u=o.getParameter(o.VERTEX_ARRAY_BINDING),l=o.getParameter(o.CURRENT_PROGRAM),c=!!l&&o.getProgramParameter(l,o.DELETE_STATUS);if(r&&(t.distancesTransformFeedback.vao=o.createVertexArray()),o.bindVertexArray(t.distancesTransformFeedback.vao),r){var h=o.createProgram(),d=s(o,o.VERTEX_SHADER,a),f=s(o,o.FRAGMENT_SHADER,"#version 300 es\n                precision lowp float;\n                out vec4 fragColor;\n                void main(){}\n            ");if(!d||!f)throw new Error("Could not compile shaders for distances computation on GPU.");if(o.attachShader(h,d),o.attachShader(h,f),o.transformFeedbackVaryings(h,["distance"],o.SEPARATE_ATTRIBS),o.linkProgram(h),!o.getProgramParameter(h,o.LINK_STATUS)){var p=o.getProgramInfoLog(h);throw console.error("Fatal error: Failed to link program: "+p),o.deleteProgram(h),o.deleteShader(f),o.deleteShader(d),new Error("Could not link shaders for distances computation on GPU.")}t.distancesTransformFeedback.program=h,t.distancesTransformFeedback.vertexShader=d,t.distancesTransformFeedback.vertexShader=f}if(o.useProgram(t.distancesTransformFeedback.program),t.distancesTransformFeedback.centersLoc=o.getAttribLocation(t.distancesTransformFeedback.program,"center"),t.dynamicMode){t.distancesTransformFeedback.sceneIndexesLoc=o.getAttribLocation(t.distancesTransformFeedback.program,"sceneIndex");for(var v=0;v<t.scenes.length;v++)t.distancesTransformFeedback.transformsLocs[v]=o.getUniformLocation(t.distancesTransformFeedback.program,"transforms[".concat(v,"]"))}else t.distancesTransformFeedback.modelViewProjLoc=o.getUniformLocation(t.distancesTransformFeedback.program,"modelViewProj");(r||i)&&(t.distancesTransformFeedback.centersBuffer=o.createBuffer(),o.bindBuffer(o.ARRAY_BUFFER,t.distancesTransformFeedback.centersBuffer),o.enableVertexAttribArray(t.distancesTransformFeedback.centersLoc),t.integerBasedDistancesComputation?o.vertexAttribIPointer(t.distancesTransformFeedback.centersLoc,4,o.INT,0,0):o.vertexAttribPointer(t.distancesTransformFeedback.centersLoc,4,o.FLOAT,!1,0,0),t.dynamicMode&&(t.distancesTransformFeedback.sceneIndexesBuffer=o.createBuffer(),o.bindBuffer(o.ARRAY_BUFFER,t.distancesTransformFeedback.sceneIndexesBuffer),o.enableVertexAttribArray(t.distancesTransformFeedback.sceneIndexesLoc),o.vertexAttribIPointer(t.distancesTransformFeedback.sceneIndexesLoc,1,o.UNSIGNED_INT,0,0))),(r||i)&&(t.distancesTransformFeedback.outDistancesBuffer=o.createBuffer()),o.bindBuffer(o.ARRAY_BUFFER,t.distancesTransformFeedback.outDistancesBuffer),o.bufferData(o.ARRAY_BUFFER,4*n,o.STATIC_READ),r&&(t.distancesTransformFeedback.id=o.createTransformFeedback()),o.bindTransformFeedback(o.TRANSFORM_FEEDBACK,t.distancesTransformFeedback.id),o.bindBufferBase(o.TRANSFORM_FEEDBACK_BUFFER,0,t.distancesTransformFeedback.outDistancesBuffer),l&&!0!==c&&o.useProgram(l),u&&o.bindVertexArray(u),t.lastRenderer=t.renderer,e=n}}}}()),M(e,"fillTransformsArray",(r=[],function(e){r.length!==e.length&&(r.length=e.length);for(var t=0;t<this.scenes.length;t++)for(var n=this.getScene(t).transform.elements,i=0;i<16;i++)r[16*t+i]=n[i];e.set(r)})),M(e,"computeDistancesOnGPU",function(){var e=this,n=new Gh;return function(r,i){if(e.renderer){var a=e.renderer.getContext(),o=a.getParameter(a.VERTEX_ARRAY_BINDING),s=a.getParameter(a.CURRENT_PROGRAM),u=!!s&&a.getProgramParameter(s,a.DELETE_STATUS);if(a.bindVertexArray(e.distancesTransformFeedback.vao),a.useProgram(e.distancesTransformFeedback.program),a.enable(a.RASTERIZER_DISCARD),e.dynamicMode)for(var l=0;l<e.scenes.length;l++)if(n.copy(e.getScene(l).transform),n.premultiply(r),e.integerBasedDistancesComputation){var c=t.getIntegerMatrixArray(n),h=[c[2],c[6],c[10],c[14]];a.uniform4i(e.distancesTransformFeedback.transformsLocs[l],h[0],h[1],h[2],h[3])}else a.uniformMatrix4fv(e.distancesTransformFeedback.transformsLocs[l],!1,n.elements);else if(e.integerBasedDistancesComputation){var d=t.getIntegerMatrixArray(r),f=[d[2],d[6],d[10]];a.uniform3i(e.distancesTransformFeedback.modelViewProjLoc,f[0],f[1],f[2])}else{var p=[r.elements[2],r.elements[6],r.elements[10]];a.uniform3f(e.distancesTransformFeedback.modelViewProjLoc,p[0],p[1],p[2])}a.bindBuffer(a.ARRAY_BUFFER,e.distancesTransformFeedback.centersBuffer),a.enableVertexAttribArray(e.distancesTransformFeedback.centersLoc),e.integerBasedDistancesComputation?a.vertexAttribIPointer(e.distancesTransformFeedback.centersLoc,4,a.INT,0,0):a.vertexAttribPointer(e.distancesTransformFeedback.centersLoc,4,a.FLOAT,!1,0,0),e.dynamicMode&&(a.bindBuffer(a.ARRAY_BUFFER,e.distancesTransformFeedback.sceneIndexesBuffer),a.enableVertexAttribArray(e.distancesTransformFeedback.sceneIndexesLoc),a.vertexAttribIPointer(e.distancesTransformFeedback.sceneIndexesLoc,1,a.UNSIGNED_INT,0,0)),a.bindTransformFeedback(a.TRANSFORM_FEEDBACK,e.distancesTransformFeedback.id),a.bindBufferBase(a.TRANSFORM_FEEDBACK_BUFFER,0,e.distancesTransformFeedback.outDistancesBuffer),a.beginTransformFeedback(a.POINTS),a.drawArrays(a.POINTS,0,e.getSplatCount()),a.endTransformFeedback(),a.bindBufferBase(a.TRANSFORM_FEEDBACK_BUFFER,0,null),a.bindTransformFeedback(a.TRANSFORM_FEEDBACK,null),a.disable(a.RASTERIZER_DISCARD);var v=a.fenceSync(a.SYNC_GPU_COMMANDS_COMPLETE,0);a.flush();var m=new Promise(function(t){var n=function(){if(e.disposed)t();else{switch(a.clientWaitSync(v,0,0)){case a.TIMEOUT_EXPIRED:return e.computeDistancesOnGPUSyncTimeout=setTimeout(n),e.computeDistancesOnGPUSyncTimeout;case a.WAIT_FAILED:throw new Error("should never get here");default:e.computeDistancesOnGPUSyncTimeout=null,a.deleteSync(v);var r=a.getParameter(a.VERTEX_ARRAY_BINDING);a.bindVertexArray(e.distancesTransformFeedback.vao),a.bindBuffer(a.ARRAY_BUFFER,e.distancesTransformFeedback.outDistancesBuffer),a.getBufferSubData(a.ARRAY_BUFFER,0,i),a.bindBuffer(a.ARRAY_BUFFER,null),r&&a.bindVertexArray(r),t()}}};e.computeDistancesOnGPUSyncTimeout=setTimeout(n)});return s&&!0!==u&&a.useProgram(s),o&&a.bindVertexArray(o),m}}}()),M(e,"morphedMesh",void 0),M(e,"getSplatCenter",(i={},function(e,t,n,r){this.getLocalSplatParameters(t,i,r),i.splatBuffer.getSplatCenter(e,i.localIndex,n,i.sceneTransform)})),M(e,"getSplatScaleAndRotation",function(){var e={},t=new ph;return function(n,r,i,a){this.getLocalSplatParameters(n,e,a),t.x=void 0,t.y=void 0,t.z=void 0,this.splatRenderMode===Tx&&(t.z=0),e.splatBuffer.getSplatScaleAndRotation(e.localIndex,r,i,e.sceneTransform,t)}}()),M(e,"getSplatColor",function(){var e={};return function(t,n){this.getLocalSplatParameters(t,e),e.splatBuffer.getSplatColor(e.localIndex,n)}}()),e.renderer=void 0,e.splatRenderMode=a,e.dynamicMode=o,e.enableOptionalEffects=s,e.halfPrecisionCovariancesOnGPU=u,e.devicePixelRatio=l,e.enableDistancesComputationOnGPU=c,e.integerBasedDistancesComputation=h,e.antialiased=d,e.kernel2DSize=g,e.maxScreenSpaceSplatSize=f,e.logLevel=p,e.sphericalHarmonicsDegree=v,e.minSphericalHarmonicsDegree=0,e.sceneFadeInRateMultiplier=m,e.scenes=[],e.splatTree=null,e.baseSplatTree=null,e.splatDataTextures={},e.flameModel=null,e.expressionBSNum=0,e.bsWeight=[],e.bonesMatrix=null,e.bonesNum=null,e.bonesWeight=null,e.gaussianSplatCount=null,e.useFlameModel=!0,e.morphTargetDictionary=null,e.distancesTransformFeedback={id:null,vertexShader:null,fragmentShader:null,program:null,centersBuffer:null,sceneIndexesBuffer:null,outDistancesBuffer:null,centersLoc:-1,modelViewProjLoc:-1,sceneIndexesLoc:-1,transformsLocs:[]},e.globalSplatIndexToLocalSplatIndexMap=[],e.globalSplatIndexToSceneIndexMap=[],e.lastBuildSplatCount=0,e.lastBuildScenes=[],e.lastBuildMaxSplatCount=0,e.lastBuildSceneCount=0,e.firstRenderTime=-1,e.finalBuild=!1,e.webGLUtils=null,e.boundingBox=new gh,e.calculatedSceneCenter=new ph,e.maxSplatDistanceFromSceneCenter=0,e.visibleRegionBufferRadius=0,e.visibleRegionRadius=0,e.visibleRegionFadeStartRadius=0,e.visibleRegionChanging=!1,e.splatScale=1,e.pointCloudModeEnabled=!1,e.disposed=!1,e.lastRenderer=null,e.visible=!1,e}return x(t,e),T(t,[{key:"build",value:function(e,n){var r=!(arguments.length>2&&void 0!==arguments[2])||arguments[2],i=arguments.length>3&&void 0!==arguments[3]&&arguments[3],a=!(arguments.length>6&&void 0!==arguments[6])||arguments[6];this.sceneOptions=n,this.finalBuild=i;var o=t.getTotalMaxSplatCountForSplatBuffers(e),s=t.buildScenes(this,e,n);if(r)for(var u=0;u<this.scenes.length&&u<s.length;u++){var l=s[u],c=this.getScene(u);l.copyTransformData(c)}this.scenes=s;var h,d=3,f=L(e);try{for(f.s();!(h=f.n()).done;){var p=h.value.getMinSphericalHarmonicsDegree();p<d&&(d=p)}}catch(S){f.e(S)}finally{f.f()}this.minSphericalHarmonicsDegree=Math.min(d,this.sphericalHarmonicsDegree);var v=!1;if(e.length!==this.lastBuildScenes.length)v=!0;else for(var m=0;m<e.length;m++){if(e[m]!==this.lastBuildScenes[m].splatBuffer){v=!0;break}}var g=!0;if((1!==this.scenes.length||this.lastBuildSceneCount!==this.scenes.length||this.lastBuildMaxSplatCount!==o||v)&&(g=!1),!g){this.boundingBox=new gh,a||(this.maxSplatDistanceFromSceneCenter=0,this.visibleRegionBufferRadius=0,this.visibleRegionRadius=0,this.visibleRegionFadeStartRadius=0,this.firstRenderTime=-1),this.lastBuildScenes=[],this.lastBuildSplatCount=0,this.lastBuildMaxSplatCount=0,this.disposeMeshData(),this.geometry=Rx.build(o),this.splatRenderMode===wx?this.material=Cx.build(this.dynamicMode,this.enableOptionalEffects,this.antialiased,this.maxScreenSpaceSplatSize,this.splatScale,this.pointCloudModeEnabled,this.minSphericalHarmonicsDegree,this.kernel2DSize,this.useFlameModel):this.material=kx.build(this.dynamicMode,this.enableOptionalEffects,this.splatScale,this.pointCloudModeEnabled,this.minSphericalHarmonicsDegree);var y=t.buildSplatIndexMaps(e);this.globalSplatIndexToLocalSplatIndexMap=y.localSplatIndexMap,this.globalSplatIndexToSceneIndexMap=y.sceneIndexMap}var _=this.getSplatCount(!0);this.enableDistancesComputationOnGPU&&this.setupDistancesComputationTransformFeedback();for(var b=this.refreshGPUDataFromSplatBuffers(g),x=0;x<this.scenes.length;x++)this.lastBuildScenes[x]=this.scenes[x];return this.lastBuildSplatCount=_,this.lastBuildMaxSplatCount=this.getMaxSplatCount(),this.lastBuildSceneCount=this.scenes.length,this.visible=this.scenes.length>0,b}},{key:"freeIntermediateSplatData",value:function(){var e=this,t=function(e){delete e.source.data,delete e.image,e.onUpdate=null};delete this.splatDataTextures.baseData.covariances,delete this.splatDataTextures.baseData.centers,delete this.splatDataTextures.baseData.colors,delete this.splatDataTextures.baseData.sphericalHarmonics,delete this.splatDataTextures.centerColors.data,delete this.splatDataTextures.covariances.data,this.splatDataTextures.sphericalHarmonics&&delete this.splatDataTextures.sphericalHarmonics.data,this.splatDataTextures.sceneIndexes&&delete this.splatDataTextures.sceneIndexes.data,this.splatDataTextures.centerColors.texture.needsUpdate=!0,this.splatDataTextures.centerColors.texture.onUpdate=function(){t(e.splatDataTextures.centerColors.texture)},this.splatDataTextures.flameModelPosTexture.texture.needsUpdate=!0,this.splatDataTextures.flameModelPosTexture.texture.onUpdate=function(){t(e.splatDataTextures.flameModelPosTexture.texture)},this.splatDataTextures.covariances.texture.needsUpdate=!0,this.splatDataTextures.covariances.texture.onUpdate=function(){t(e.splatDataTextures.covariances.texture)},this.splatDataTextures.sphericalHarmonics&&(this.splatDataTextures.sphericalHarmonics.texture?(this.splatDataTextures.sphericalHarmonics.texture.needsUpdate=!0,this.splatDataTextures.sphericalHarmonics.texture.onUpdate=function(){t(e.splatDataTextures.sphericalHarmonics.texture)}):this.splatDataTextures.sphericalHarmonics.textures.forEach(function(e){e.needsUpdate=!0,e.onUpdate=function(){t(e)}})),this.splatDataTextures.sceneIndexes&&(this.splatDataTextures.sceneIndexes.texture.needsUpdate=!0,this.splatDataTextures.sceneIndexes.texture.onUpdate=function(){t(e.splatDataTextures.sceneIndexes.texture)})}},{key:"dispose",value:function(){this.disposeMeshData(),this.disposeTextures(),this.disposeSplatTree(),this.enableDistancesComputationOnGPU&&(this.computeDistancesOnGPUSyncTimeout&&(clearTimeout(this.computeDistancesOnGPUSyncTimeout),this.computeDistancesOnGPUSyncTimeout=null),this.disposeDistancesComputationGPUResources()),this.scenes=[],this.distancesTransformFeedback={id:null,vertexShader:null,fragmentShader:null,program:null,centersBuffer:null,sceneIndexesBuffer:null,outDistancesBuffer:null,centersLoc:-1,modelViewProjLoc:-1,sceneIndexesLoc:-1,transformsLocs:[]},this.renderer=null,this.globalSplatIndexToLocalSplatIndexMap=[],this.globalSplatIndexToSceneIndexMap=[],this.lastBuildSplatCount=0,this.lastBuildScenes=[],this.lastBuildMaxSplatCount=0,this.lastBuildSceneCount=0,this.firstRenderTime=-1,this.finalBuild=!1,this.webGLUtils=null,this.boundingBox=new gh,this.calculatedSceneCenter=new ph,this.maxSplatDistanceFromSceneCenter=0,this.visibleRegionBufferRadius=0,this.visibleRegionRadius=0,this.visibleRegionFadeStartRadius=0,this.visibleRegionChanging=!1,this.splatScale=1,this.pointCloudModeEnabled=!1,this.disposed=!0,this.lastRenderer=null,this.visible=!1}},{key:"disposeMeshData",value:function(){this.geometry&&this.geometry!==Hx&&(this.geometry.dispose(),this.geometry=null),this.material&&(this.material.dispose(),this.material=null)}},{key:"disposeTextures",value:function(){for(var e in this.splatDataTextures)if(this.splatDataTextures.hasOwnProperty(e)){var t=this.splatDataTextures[e];t.texture&&(t.texture.dispose(),t.texture=null)}this.splatDataTextures=null}},{key:"disposeSplatTree",value:function(){this.splatTree&&(this.splatTree.dispose(),this.splatTree=null),this.baseSplatTree&&(this.baseSplatTree.dispose(),this.baseSplatTree=null)}},{key:"getSplatTree",value:function(){return this.splatTree}},{key:"onSplatTreeReady",value:function(e){this.onSplatTreeReadyCallback=e}},{key:"getDataForDistancesComputation",value:function(e,t){return{centers:this.integerBasedDistancesComputation?this.getIntegerCenters(e,t,!0):this.getFloatCenters(e,t,!0),sceneIndexes:this.getSceneIndexes(e,t)}}},{key:"refreshGPUDataFromSplatBuffers",value:function(e){var t=this.getSplatCount(!0);this.refreshDataTexturesFromSplatBuffers(e);var n=e?this.lastBuildSplatCount:0,r=this.getDataForDistancesComputation(n,t-1),i=r.centers,a=r.sceneIndexes;return this.enableDistancesComputationOnGPU&&this.refreshGPUBuffersForDistancesComputation(i,a,e),{from:n,to:t-1,count:t-n,centers:i,sceneIndexes:a}}},{key:"refreshGPUBuffersForDistancesComputation",value:function(e,t){var n=arguments.length>2&&void 0!==arguments[2]&&arguments[2],r=n?this.lastBuildSplatCount:0;this.updateGPUCentersBufferForDistancesComputation(n,e,r),this.updateGPUTransformIndexesBufferForDistancesComputation(n,t,r)}},{key:"refreshDataTexturesFromSplatBuffers",value:function(e){var t=this.getSplatCount(!0),n=this.lastBuildSplatCount,r=t-1;e?this.updateBaseDataFromSplatBuffers(n,r):(this.setupDataTextures(),this.updateBaseDataFromSplatBuffers()),this.updateDataTexturesFromBaseData(n,r),this.updateVisibleRegion(e)}},{key:"setupDataTextures",value:function(){var e=this,n=this.getMaxSplatCount(),r=this.getSplatCount(!0);this.disposeTextures();var i,a,o,s=function(e,t){for(var r=new Vc(4096,1024);r.x*r.y*e<n*t;)r.y*=2;return r},u=function(e){var t=function(e){return e>=1?6:4}(e);return{elementsPerTexelStored:t,texSize:s(t,6)}},l=this.getTargetCovarianceCompressionLevel(),c=this.getTargetSphericalHarmonicsCompressionLevel();if(this.splatRenderMode===wx){var h=u(l);h.texSize.x*h.texSize.y>Gx&&0===l&&(l=1),i=new Float32Array(6*n)}else a=new Float32Array(3*n),o=new Float32Array(4*n);var d=new Float32Array(3*n),f=new Uint8Array(4*n),p=Float32Array;1===c?p=Uint16Array:2===c&&(p=Uint8Array);var v=Ou(this.minSphericalHarmonicsDegree),m=this.minSphericalHarmonicsDegree?new p(n*v):void 0,g=s(4,4),y=new Uint32Array(g.x*g.y*4);t.updateCenterColorsPaddedData(0,r-1,d,f,y);var _=new Jf(y,g.x,g.y,Il,gl);if(_.internalFormat="RGBA32UI",_.needsUpdate=!0,this.material.uniforms.centersColorsTexture.value=_,this.material.uniforms.centersColorsTextureSize.value.copy(g),this.material.uniformsNeedUpdate=!0,this.splatDataTextures={baseData:{covariances:i,scales:a,rotations:o,centers:d,colors:f,sphericalHarmonics:m},centerColors:{data:y,texture:_,size:g}},this.splatRenderMode===wx){var b,x=u(l),S=x.elementsPerTexelStored,A=x.texSize,w=l>=1?8:4,T=new(l>=1?Uint32Array:Float32Array)(A.x*A.y*w);if(0===l?T.set(i):t.updatePaddedCompressedCovariancesTextureData(i,T,0,0,i.length),l>=1)(b=new Jf(T,A.x,A.y,Il,gl)).internalFormat="RGBA32UI",this.material.uniforms.covariancesTextureHalfFloat.value=b;else{b=new Jf(T,A.x,A.y,wl,yl),this.material.uniforms.covariancesTexture.value=b;var M=new Jf(new Uint32Array(32),2,2,Il,gl);M.internalFormat="RGBA32UI",this.material.uniforms.covariancesTextureHalfFloat.value=M,M.needsUpdate=!0}b.needsUpdate=!0,this.material.uniforms.covariancesAreHalfFloat.value=l>=1?1:0,this.material.uniforms.covariancesTextureSize.value.copy(A),this.splatDataTextures.covariances={data:T,texture:b,size:A,compressionLevel:l,elementsPerTexelStored:S,elementsPerTexelAllocated:w}}else{var E=s(4,6),C=Float32Array,k=new C(E.x*E.y*4);t.updateScaleRotationsPaddedData(0,r-1,a,o,k);var R=new Jf(k,E.x,E.y,wl,1015);R.needsUpdate=!0,this.material.uniforms.scaleRotationsTexture.value=R,this.material.uniforms.scaleRotationsTextureSize.value.copy(E),this.splatDataTextures.scaleRotations={data:k,texture:R,size:E,compressionLevel:0}}if(m){var I=2===c?dl:_l,N=v;N%2!=0&&N++;var P=2===this.minSphericalHarmonicsDegree?4:2,L=4===P?wl:kl,D=s(P,N);if(D.x*D.y<=Gx){for(var O=new p(D.x*D.y*P),F=0;F<r;F++)for(var B=v*F,U=N*F,z=0;z<v;z++)O[U+z]=m[B+z];var V=new Jf(O,D.x,D.y,L,I);V.needsUpdate=!0,this.material.uniforms.sphericalHarmonicsTexture.value=V,this.splatDataTextures.sphericalHarmonics={componentCount:v,paddedComponentCount:N,data:O,textureCount:1,texture:V,size:D,compressionLevel:c,elementsPerTexel:P}}else{var H=v/3;(N=H)%2!=0&&N++;for(var W=(D=s(P,N)).x*D.y*P,G=[this.material.uniforms.sphericalHarmonicsTextureR,this.material.uniforms.sphericalHarmonicsTextureG,this.material.uniforms.sphericalHarmonicsTextureB],j=[],Q=[],q=0;q<3;q++){var X=new p(W);j.push(X);for(var Y=0;Y<r;Y++){var K=v*Y,Z=N*Y;if(H>=3){for(var J=0;J<3;J++)X[Z+J]=m[K+3*q+J];if(H>=8)for(var $=0;$<5;$++)X[Z+3+$]=m[K+9+5*q+$]}}var ee=new Jf(X,D.x,D.y,L,I);Q.push(ee),ee.needsUpdate=!0,G[q].value=ee}this.material.uniforms.sphericalHarmonicsMultiTextureMode.value=1,this.splatDataTextures.sphericalHarmonics={componentCount:v,componentCountPerChannel:H,paddedComponentCount:N,data:j,textureCount:3,textures:Q,size:D,compressionLevel:c,elementsPerTexel:P}}this.material.uniforms.sphericalHarmonicsTextureSize.value.copy(D),this.material.uniforms.sphericalHarmonics8BitMode.value=2===c?1:0;for(var te=0;te<this.scenes.length;te++){var ne=this.scenes[te].splatBuffer;this.material.uniforms.sphericalHarmonics8BitCompressionRangeMin.value[te]=ne.minSphericalHarmonicsCoeff,this.material.uniforms.sphericalHarmonics8BitCompressionRangeMax.value[te]=ne.maxSphericalHarmonicsCoeff}this.material.uniformsNeedUpdate=!0}for(var re=s(1,4),ie=new Uint32Array(re.x*re.y*1),ae=0;ae<r;ae++)ie[ae]=this.globalSplatIndexToSceneIndexMap[ae];var oe=new Jf(ie,re.x,re.y,Cl,gl);oe.internalFormat="R32UI",oe.needsUpdate=!0,this.material.uniforms.sceneIndexesTexture.value=oe,this.material.uniforms.sceneIndexesTextureSize.value.copy(re),this.material.uniformsNeedUpdate=!0,this.splatDataTextures.sceneIndexes={data:ie,texture:oe,size:re},this.material.uniforms.sceneCount.value=this.scenes.length,this.expressionBSNum=this.flameModel.geometry.morphAttributes.position.length,this.material.uniforms.bsCount.value=this.expressionBSNum,this.flameModel.skeleton.bones.forEach(function(t,n){"head"==t.name&&(e.material.uniforms.headBoneIndex.value=n)}),this.buildModelTexture(this.flameModel),this.buildBoneMatrixTexture(),this.useFlameModel&&this.buildBoneWeightTexture(this.flameModel)}},{key:"buildBoneMatrixTexture",value:function(){if(this.bsWeight){var e=new Vc(4,32),t=new Float32Array(this.bonesMatrix),n=new Uint32Array(e.x*e.y*4);if(this.morphTargetDictionary=this.flameModel.morphTargetDictionary,this.useFlameModel){for(var r=0;r<16*this.bonesNum;r++)n[r]=ku(t[r]);this.flameModel&&this.flameModel.skeleton&&(this.material.uniforms.boneTexture0.value=this.flameModel.skeleton.boneTexture,this.material.uniforms.bindMatrix.value=this.flameModel.bindMatrix,this.material.uniforms.bindMatrixInverse.value=this.flameModel.bindMatrixInverse)}for(var i in this.bsWeight)if(this.bsWeight.hasOwnProperty(i)){var a=this.bsWeight[i];n[this.morphTargetDictionary[i]+16*this.bonesNum]=ku(a)}var o=new Jf(n,e.x,e.y,Il,gl);o.internalFormat="RGBA32UI",o.needsUpdate=!0,this.material.uniforms.boneTexture.value=o,this.material.uniforms.boneTextureSize.value.copy(e),this.material.uniformsNeedUpdate=!0,this.splatDataTextures.boneMatrix={data:n,texture:o,size:e},this.splatDataTextures.baseData.boneMatrix=n}}},{key:"updateBoneMatrixTexture",value:function(){var e=arguments.length>0&&void 0!==arguments[0]&&arguments[0];if(this.bsWeight&&this.morphTargetDictionary){if(1==e)for(var t=new Float32Array(this.bonesMatrix),n=0;n<16*this.bonesNum;n++)this.splatDataTextures.baseData.boneMatrix[n]=ku(t[n]);for(var r in this.bsWeight)if(this.bsWeight.hasOwnProperty(r)){var i=this.bsWeight[r],a=this.morphTargetDictionary[r];this.splatDataTextures.baseData.boneMatrix[a+16*this.bonesNum]=ku(i)}this.splatDataTextures.boneMatrix.texture.data=this.splatDataTextures.baseData.boneMatrix,this.splatDataTextures.boneMatrix.texture.needsUpdate=!0,this.material.uniforms.boneTexture.value=this.splatDataTextures.boneMatrix.texture,this.flameModel.skeleton&&(this.material.uniforms.boneTexture0.value=this.flameModel.skeleton.boneTexture,this.material.uniforms.bindMatrix.value=this.flameModel.bindMatrix,this.material.uniforms.bindMatrixInverse.value=this.flameModel.bindMatrixInverse),this.material.uniformsNeedUpdate=!0}}},{key:"buildBoneWeightTexture",value:function(e){for(var t=e.geometry.attributes.position.array.length/3,n=new Vc(512,512),r=new Float32Array(n.x*n.y*4),i=new Uint32Array(n.x*n.y*4),a=0;a<t;a++)r[8*a+0]=this.bonesWeight[a][0],r[8*a+1]=this.bonesWeight[a][1],r[8*a+2]=this.bonesWeight[a][2],r[8*a+3]=this.bonesWeight[a][3],r[8*a+4]=this.bonesWeight[a][4],i[8*a+0]=ku(this.bonesWeight[a][0]),i[8*a+1]=ku(this.bonesWeight[a][1]),i[8*a+2]=ku(this.bonesWeight[a][2]),i[8*a+3]=ku(this.bonesWeight[a][3]),i[8*a+4]=ku(this.bonesWeight[a][4]);var o=new Jf(i,n.x,n.y,Il,gl);o.internalFormat="RGBA32UI",o.needsUpdate=!0,this.material.uniforms.boneWeightTexture.value=o,this.material.uniforms.boneWeightTextureSize.value.copy(n),this.material.uniformsNeedUpdate=!0,this.splatDataTextures.boneWeight={data:i,texture:o,size:n},this.splatDataTextures.baseData.boneWeight=i}},{key:"buildModelTexture",value:function(e){var t=new Vc(4096,2048),n=e.geometry.attributes.position.array,r=[],i=n.length/3,a=e.geometry.morphAttributes.position.length;Object.keys(e.morphTargetDictionary).forEach(function(t,n){var i=e.morphTargetDictionary[t],a=e.geometry.morphAttributes.position[i];r=r.concat(Array.from(a.array))}),r=r.concat(Array.from(n));for(var o=new Float32Array(t.x*t.y*4),s=new Uint32Array(t.x*t.y*4),u=0;u<i*(a+1);u++)o[4*u+0]=r[3*u+0],o[4*u+1]=r[3*u+1],o[4*u+2]=r[3*u+2],s[4*u+0]=ku(o[4*u+0]),s[4*u+1]=ku(o[4*u+1]),s[4*u+2]=ku(o[4*u+2]);var l=new Jf(s,t.x,t.y,Il,gl);l.internalFormat="RGBA32UI",l.needsUpdate=!0,this.material.uniforms.flameModelTexture.value=l,this.material.uniforms.flameModelTextureSize.value.copy(t),this.material.uniformsNeedUpdate=!0,this.material.uniforms.gaussianSplatCount.value=this.gaussianSplatCount,this.splatDataTextures.flameModel={data:s,texture:l,size:t},this.splatDataTextures.baseData.flameModelPos=o}},{key:"updateTetureAfterBSAndSkeleton",value:function(e,n){var r=!(arguments.length>2&&void 0!==arguments[2])||arguments[2],i=new Gh;this.getSceneTransform(0,i),this.getScene(0).splatBuffer.fillSplatCenterArray(this.morphedMesh,this.splatDataTextures.baseData.centers,i,e,n,0);var a=this.splatDataTextures.centerColors,o=a.data,s=a.texture;t.updateCenterColorsPaddedData(e,n,this.splatDataTextures.baseData.centers,this.splatDataTextures.baseData.colors,o);var u=this.renderer?this.renderer.properties.get(s):null;u&&u.__webglTexture?this.updateDataTexture(o,a.texture,a.size,u,4,4,4,e,n):s.needsUpdate=!0,this.updateBoneMatrixTexture(r)}},{key:"updateBaseDataFromSplatBuffers",value:function(e,t){var n=this.splatDataTextures.covariances,r=n?n.compressionLevel:void 0,i=this.splatDataTextures.scaleRotations,a=i?i.compressionLevel:void 0,o=this.splatDataTextures.sphericalHarmonics,s=o?o.compressionLevel:0;this.fillSplatDataArrays(this.splatDataTextures.baseData.covariances,this.splatDataTextures.baseData.scales,this.splatDataTextures.baseData.rotations,this.splatDataTextures.baseData.centers,this.splatDataTextures.baseData.colors,this.splatDataTextures.baseData.sphericalHarmonics,this.splatDataTextures.baseData.flameModelPos,void 0,r,a,s,e,t,e)}},{key:"updateDataTexturesFromBaseData",value:function(e,n){var r=this,i=this.splatDataTextures.covariances,a=i?i.compressionLevel:void 0,o=this.splatDataTextures.scaleRotations,s=o?o.compressionLevel:void 0,u=this.splatDataTextures.sphericalHarmonics,l=u?u.compressionLevel:0,c=this.splatDataTextures.flameModel,h=c.data,d=c.texture,f=this.renderer?this.renderer.properties.get(d):null;f&&f.__webglTexture?this.updateDataTexture(h,c.texture,c.size,f,4,4,3,e,n):d.needsUpdate=!0;var p=this.splatDataTextures.centerColors,v=p.data,m=p.texture;t.updateCenterColorsPaddedData(e,n,this.splatDataTextures.baseData.centers,this.splatDataTextures.baseData.colors,v);var g=this.renderer?this.renderer.properties.get(m):null;if(g&&g.__webglTexture?this.updateDataTexture(v,p.texture,p.size,g,4,4,4,e,n):m.needsUpdate=!0,i){var y=i.texture,_=6*e,b=6*n;if(0===a)for(var x=_;x<=b;x++){var S=this.splatDataTextures.baseData.covariances[x];i.data[x]=S}else t.updatePaddedCompressedCovariancesTextureData(this.splatDataTextures.baseData.covariances,i.data,e*i.elementsPerTexelAllocated,_,b);var A=this.renderer?this.renderer.properties.get(y):null;A&&A.__webglTexture?0===a?this.updateDataTexture(i.data,i.texture,i.size,A,i.elementsPerTexelStored,6,4,e,n):this.updateDataTexture(i.data,i.texture,i.size,A,i.elementsPerTexelAllocated,i.elementsPerTexelAllocated,2,e,n):y.needsUpdate=!0}if(o){var w=o.data,T=o.texture,M=0===s?4:2;t.updateScaleRotationsPaddedData(e,n,this.splatDataTextures.baseData.scales,this.splatDataTextures.baseData.rotations,w);var E=this.renderer?this.renderer.properties.get(T):null;E&&E.__webglTexture?this.updateDataTexture(w,o.texture,o.size,E,4,6,M,e,n):T.needsUpdate=!0}var C=this.splatDataTextures.baseData.sphericalHarmonics;if(C){var k=4;1===l?k=2:2===l&&(k=1);var R=function(t,i,a,o,s){var u=r.renderer?r.renderer.properties.get(t):null;u&&u.__webglTexture?r.updateDataTexture(o,t,i,u,a,s,k,e,n):t.needsUpdate=!0},I=u.componentCount,N=u.paddedComponentCount;if(1===u.textureCount){for(var P=u.data,L=e;L<=n;L++)for(var D=I*L,O=N*L,F=0;F<I;F++)P[O+F]=C[D+F];R(u.texture,u.size,u.elementsPerTexel,P,N)}else for(var B=u.componentCountPerChannel,U=0;U<3;U++){for(var z=u.data[U],V=e;V<=n;V++){var H=I*V,W=N*V;if(B>=3){for(var G=0;G<3;G++)z[W+G]=C[H+3*U+G];if(B>=8)for(var j=0;j<5;j++)z[W+3+j]=C[H+9+5*U+j]}}R(u.textures[U],u.size,u.elementsPerTexel,z,N)}}for(var Q=this.splatDataTextures.sceneIndexes,q=Q.data,X=this.lastBuildSplatCount;X<=n;X++)q[X]=this.globalSplatIndexToSceneIndexMap[X];var Y=Q.texture,K=this.renderer?this.renderer.properties.get(Y):null;K&&K.__webglTexture?this.updateDataTexture(q,Q.texture,Q.size,K,1,1,1,this.lastBuildSplatCount,n):Y.needsUpdate=!0}},{key:"getTargetCovarianceCompressionLevel",value:function(){return this.halfPrecisionCovariancesOnGPU?1:0}},{key:"getTargetSphericalHarmonicsCompressionLevel",value:function(){return Math.max(1,this.getMaximumSplatBufferCompressionLevel())}},{key:"getMaximumSplatBufferCompressionLevel",value:function(){for(var e,t=0;t<this.scenes.length;t++){var n=this.getScene(t).splatBuffer;(0===t||n.compressionLevel>e)&&(e=n.compressionLevel)}return e}},{key:"getMinimumSplatBufferCompressionLevel",value:function(){for(var e,t=0;t<this.scenes.length;t++){var n=this.getScene(t).splatBuffer;(0===t||n.compressionLevel<e)&&(e=n.compressionLevel)}return e}},{key:"updateDataTexture",value:function(e,n,r,i,a,o,s,u,l){var c=this.renderer.getContext(),h=t.computeTextureUpdateRegion(u,l,r.x,a,o),d=h.dataEnd-h.dataStart,f=new e.constructor(e.buffer,h.dataStart*s,d),p=h.endRow-h.startRow+1,v=this.webGLUtils.convert(n.type),m=this.webGLUtils.convert(n.format,n.colorSpace),g=c.getParameter(c.TEXTURE_BINDING_2D);c.bindTexture(c.TEXTURE_2D,i.__webglTexture),c.texSubImage2D(c.TEXTURE_2D,0,0,h.startRow,r.x,p,m,v,f),c.bindTexture(c.TEXTURE_2D,g)}},{key:"updateVisibleRegion",value:function(e){var t=this.getSplatCount(!0),n=new ph;if(!e){var r=new ph;this.scenes.forEach(function(e){r.add(e.splatBuffer.sceneCenter)}),r.multiplyScalar(1/this.scenes.length),this.calculatedSceneCenter.copy(r),this.material.uniforms.sceneCenter.value.copy(this.calculatedSceneCenter),this.material.uniformsNeedUpdate=!0}for(var i=e?this.lastBuildSplatCount:0;i<t;i++){this.getSplatCenter(this.morphedMesh,i,n,!0);var a=n.sub(this.calculatedSceneCenter).length();a>this.maxSplatDistanceFromSceneCenter&&(this.maxSplatDistanceFromSceneCenter=a)}this.maxSplatDistanceFromSceneCenter-this.visibleRegionBufferRadius>1&&(this.visibleRegionBufferRadius=this.maxSplatDistanceFromSceneCenter,this.visibleRegionRadius=Math.max(this.visibleRegionBufferRadius-1,0)),this.finalBuild&&(this.visibleRegionRadius=this.visibleRegionBufferRadius=this.maxSplatDistanceFromSceneCenter),this.updateVisibleRegionFadeDistance()}},{key:"updateVisibleRegionFadeDistance",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:Bx,t=.012*this.sceneFadeInRateMultiplier,n=.003*this.sceneFadeInRateMultiplier,r=this.finalBuild?t:n,i=e===Bx?r:n;this.visibleRegionFadeStartRadius=(this.visibleRegionRadius-this.visibleRegionFadeStartRadius)*i+this.visibleRegionFadeStartRadius;var a=(this.visibleRegionBufferRadius>0?this.visibleRegionFadeStartRadius/this.visibleRegionBufferRadius:0)>.99,o=a||e===Ux?1:0;this.material.uniforms.visibleRegionFadeStartRadius.value=this.visibleRegionFadeStartRadius,this.material.uniforms.visibleRegionRadius.value=this.visibleRegionRadius,this.material.uniforms.firstRenderTime.value=this.firstRenderTime,this.material.uniforms.currentTime.value=performance.now(),this.material.uniforms.fadeInComplete.value=o,this.material.uniformsNeedUpdate=!0,this.visibleRegionChanging=!a}},{key:"updateRenderIndexes",value:function(e,t){var n=this.geometry;n.attributes.splatIndex.set(e),n.attributes.splatIndex.needsUpdate=!0,t>0&&-1===this.firstRenderTime&&(this.firstRenderTime=performance.now()),n.instanceCount=t,n.setDrawRange(0,t)}},{key:"updateTransforms",value:function(){for(var e=0;e<this.scenes.length;e++){this.getScene(e).updateTransform(this.dynamicMode)}}},{key:"setSplatScale",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1;this.splatScale=e,this.material.uniforms.splatScale.value=e,this.material.uniformsNeedUpdate=!0}},{key:"getSplatScale",value:function(){return this.splatScale}},{key:"setPointCloudModeEnabled",value:function(e){this.pointCloudModeEnabled=e,this.material.uniforms.pointCloudModeEnabled.value=e?1:0,this.material.uniformsNeedUpdate=!0}},{key:"getPointCloudModeEnabled",value:function(){return this.pointCloudModeEnabled}},{key:"getSplatDataTextures",value:function(){return this.splatDataTextures}},{key:"getSplatCount",value:function(){return arguments.length>0&&void 0!==arguments[0]&&arguments[0]?t.getTotalSplatCountForScenes(this.scenes):this.lastBuildSplatCount}},{key:"getMaxSplatCount",value:function(){return t.getTotalMaxSplatCountForScenes(this.scenes)}},{key:"disposeDistancesComputationGPUResources",value:function(){if(this.renderer){var e=this.renderer.getContext();this.distancesTransformFeedback.vao&&(e.deleteVertexArray(this.distancesTransformFeedback.vao),this.distancesTransformFeedback.vao=null),this.distancesTransformFeedback.program&&(e.deleteProgram(this.distancesTransformFeedback.program),e.deleteShader(this.distancesTransformFeedback.vertexShader),e.deleteShader(this.distancesTransformFeedback.fragmentShader),this.distancesTransformFeedback.program=null,this.distancesTransformFeedback.vertexShader=null,this.distancesTransformFeedback.fragmentShader=null),this.disposeDistancesComputationGPUBufferResources(),this.distancesTransformFeedback.id&&(e.deleteTransformFeedback(this.distancesTransformFeedback.id),this.distancesTransformFeedback.id=null)}}},{key:"disposeDistancesComputationGPUBufferResources",value:function(){if(this.renderer){var e=this.renderer.getContext();this.distancesTransformFeedback.centersBuffer&&(this.distancesTransformFeedback.centersBuffer=null,e.deleteBuffer(this.distancesTransformFeedback.centersBuffer)),this.distancesTransformFeedback.outDistancesBuffer&&(e.deleteBuffer(this.distancesTransformFeedback.outDistancesBuffer),this.distancesTransformFeedback.outDistancesBuffer=null)}}},{key:"setRenderer",value:function(e){if(e!==this.renderer){this.renderer=e;var t=this.renderer.getContext(),n=new Ox(t),r=new Fx(t,n,{});if(n.init(r),this.webGLUtils=new Ny(t,n),this.enableDistancesComputationOnGPU&&this.getSplatCount()>0){this.setupDistancesComputationTransformFeedback();var i=this.getDataForDistancesComputation(0,this.getSplatCount()-1),a=i.centers,o=i.sceneIndexes;this.refreshGPUBuffersForDistancesComputation(a,o)}}}},{key:"updateGPUCentersBufferForDistancesComputation",value:function(e,t,n){if(this.renderer){var r=this.renderer.getContext(),i=r.getParameter(r.VERTEX_ARRAY_BINDING);r.bindVertexArray(this.distancesTransformFeedback.vao);var a=this.integerBasedDistancesComputation?Uint32Array:Float32Array,o=16*n;if(r.bindBuffer(r.ARRAY_BUFFER,this.distancesTransformFeedback.centersBuffer),e)r.bufferSubData(r.ARRAY_BUFFER,o,t);else{var s=new a(16*this.getMaxSplatCount());s.set(t),r.bufferData(r.ARRAY_BUFFER,s,r.STATIC_DRAW)}r.bindBuffer(r.ARRAY_BUFFER,null),i&&r.bindVertexArray(i)}}},{key:"updateGPUTransformIndexesBufferForDistancesComputation",value:function(e,t,n){if(this.renderer&&this.dynamicMode){var r=this.renderer.getContext(),i=r.getParameter(r.VERTEX_ARRAY_BINDING);r.bindVertexArray(this.distancesTransformFeedback.vao);var a=4*n;if(r.bindBuffer(r.ARRAY_BUFFER,this.distancesTransformFeedback.sceneIndexesBuffer),e)r.bufferSubData(r.ARRAY_BUFFER,a,t);else{var o=new Uint32Array(4*this.getMaxSplatCount());o.set(t),r.bufferData(r.ARRAY_BUFFER,o,r.STATIC_DRAW)}r.bindBuffer(r.ARRAY_BUFFER,null),i&&r.bindVertexArray(i)}}},{key:"getSceneIndexes",value:function(e,t){var n;n=new Uint32Array(t-e+1);for(var r=e;r<=t;r++)n[r]=this.globalSplatIndexToSceneIndexMap[r];return n}},{key:"getLocalSplatParameters",value:function(e,t,n){null==n&&(n=!this.dynamicMode),t.splatBuffer=this.getSplatBufferForSplat(e),t.localIndex=this.getSplatLocalIndex(e),t.sceneTransform=n?this.getSceneTransformForSplat(e):null}},{key:"fillSplatDataArrays",value:function(e,t,n,r,i,a,o,s){var u=arguments.length>8&&void 0!==arguments[8]?arguments[8]:0,l=arguments.length>9&&void 0!==arguments[9]?arguments[9]:0,c=arguments.length>10&&void 0!==arguments[10]?arguments[10]:1,h=arguments.length>11?arguments[11]:void 0,d=arguments.length>12?arguments[12]:void 0,f=arguments.length>13&&void 0!==arguments[13]?arguments[13]:0,p=arguments.length>14?arguments[14]:void 0,v=new ph;v.x=void 0,v.y=void 0,this.splatRenderMode===wx?v.z=void 0:v.z=1;var m=new Gh,g=0,y=this.scenes.length-1;null!=p&&p>=0&&p<=this.scenes.length&&(g=p,y=p);for(var _=g;_<=y;_++){null==s&&(s=!this.dynamicMode);var b=this.getScene(_),x=b.splatBuffer,S=void 0;if(s&&(this.getSceneTransform(_,m),S=m),e&&x.fillSplatCovarianceArray(e,S,h,d,f,u),t||n){if(!t||!n)throw new Error('SplatMesh::fillSplatDataArrays() -> "scales" and "rotations" must both be valid.');x.fillSplatScaleRotationArray(t,n,S,h,d,f,l,v)}r&&x.fillSplatCenterArray(this.morphedMesh,r,S,h,d,f),i&&x.fillSplatColorArray(i,b.minimumAlpha,h,d,f),a&&x.fillSphericalHarmonicsArray(a,this.minSphericalHarmonicsDegree,S,h,d,f,c),f+=x.getSplatCount()}}},{key:"getIntegerCenters",value:function(e,t){var n,r=arguments.length>2&&void 0!==arguments[2]&&arguments[2],i=t-e+1,a=new Float32Array(3*i);this.fillSplatDataArrays(null,null,null,a,null,null,void 0,void 0,void 0,void 0,e);var o=r?4:3;n=new Int32Array(i*o);for(var s=0;s<i;s++){for(var u=0;u<3;u++)n[s*o+u]=Math.round(1e3*a[3*s+u]);r&&(n[s*o+3]=1e3)}return n}},{key:"getFloatCenters",value:function(e,t){var n=arguments.length>2&&void 0!==arguments[2]&&arguments[2],r=t-e+1,i=new Float32Array(3*r);if(this.fillSplatDataArrays(null,null,null,i,null,null,void 0,void 0,void 0,void 0,e),!n)return i;for(var a=new Float32Array(4*r),o=0;o<r;o++){for(var s=0;s<3;s++)a[4*o+s]=i[3*o+s];a[4*o+3]=1}return a}},{key:"getSceneTransform",value:function(e,t){var n=this.getScene(e);n.updateTransform(this.dynamicMode),t.copy(n.transform)}},{key:"getScene",value:function(e){if(e<0||e>=this.scenes.length)throw new Error("SplatMesh::getScene() -> Invalid scene index.");return this.scenes[e]}},{key:"getSceneCount",value:function(){return this.scenes.length}},{key:"getSplatBufferForSplat",value:function(e){return this.getScene(this.globalSplatIndexToSceneIndexMap[e]).splatBuffer}},{key:"getSceneIndexForSplat",value:function(e){return this.globalSplatIndexToSceneIndexMap[e]}},{key:"getSceneTransformForSplat",value:function(e){return this.getScene(this.globalSplatIndexToSceneIndexMap[e]).transform}},{key:"getSplatLocalIndex",value:function(e){return this.globalSplatIndexToLocalSplatIndexMap[e]}},{key:"computeBoundingBox",value:function(){var e=arguments.length>0&&void 0!==arguments[0]&&arguments[0],t=arguments.length>1?arguments[1]:void 0,n=this.getSplatCount();if(null!=t){if(t<0||t>=this.scenes.length)throw new Error("SplatMesh::computeBoundingBox() -> Invalid scene index.");n=this.scenes[t].splatBuffer.getSplatCount()}var r=new Float32Array(3*n);this.fillSplatDataArrays(null,null,null,r,null,null,e,void 0,void 0,void 0,void 0,t);for(var i=new ph,a=new ph,o=0;o<n;o++){var s=3*o,u=r[s],l=r[s+1],c=r[s+2];(0===o||u<i.x)&&(i.x=u),(0===o||l<i.y)&&(i.y=l),(0===o||c<i.z)&&(i.z=c),(0===o||u>a.x)&&(a.x=u),(0===o||l>a.y)&&(a.y=l),(0===o||c>a.z)&&(a.z=c)}return new gh(i,a)}}],[{key:"buildScenes",value:function(e,n,r){var i=[];i.length=n.length;for(var a=0;a<n.length;a++){var o=n[a],s=r[a]||{},u=s.position||[0,0,0],l=s.rotation||[0,0,0,1],c=s.scale||[1,1,1],h=(new ph).fromArray(u),d=(new fh).fromArray(l),f=(new ph).fromArray(c),p=t.createScene(o,h,d,f,s.splatAlphaRemovalThreshold||1,s.opacity,s.visible);e.add(p),i[a]=p}return i}},{key:"createScene",value:function(e,t,n,r,i){return new Ix(e,t,n,r,i,arguments.length>5&&void 0!==arguments[5]?arguments[5]:1,!(arguments.length>6&&void 0!==arguments[6])||arguments[6])}},{key:"buildSplatIndexMaps",value:function(e){for(var t=[],n=[],r=0,i=0;i<e.length;i++)for(var a=e[i].getMaxSplatCount(),o=0;o<a;o++)t[r]=o,n[r]=i,r++;return{localSplatIndexMap:t,sceneIndexMap:n}}},{key:"computeTextureUpdateRegion",value:function(e,t,n,r,i){var a=i/r,o=e*a,s=Math.floor(o/n),u=s*n*r,l=t*a,c=Math.floor(l/n);return{dataStart:u,dataEnd:c*n*r+n*r,startRow:s,endRow:c}}},{key:"updatePaddedCompressedCovariancesTextureData",value:function(e,t,n,r,i){for(var a=new 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n,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:null;return A(this,t),(n=y(this,t,[r])).global=!0,n._attributeName=e,n}return x(t,e),T(t,[{key:"getHash",value:function(e){return this.getAttributeName(e)}},{key:"getNodeType",value:function(e){var t=this.nodeType;if(null===t){var n=this.getAttributeName(e);if(e.hasGeometryAttribute(n)){var r=e.geometry.getAttribute(n);t=e.getTypeFromAttribute(r)}else t="float"}return t}},{key:"setAttributeName",value:function(e){return this._attributeName=e,this}},{key:"getAttributeName",value:function(){return this._attributeName}},{key:"generate",value:function(e){var t=this.getAttributeName(e),n=this.getNodeType(e);if(!0===e.hasGeometryAttribute(t)){var r=e.geometry.getAttribute(t),i=e.getTypeFromAttribute(r),a=e.getAttribute(t,i);return"vertex"===e.shaderStage?e.format(a.name,i,n):WM(this).build(e,n)}return console.warn('AttributeNode: Vertex attribute "'.concat(t,'" not found on 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A(this,t),(n=y(this,t,[e])).isTextureNode=!0,n.uvNode=r,n.levelNode=i,n.biasNode=a,n.compareNode=null,n.depthNode=null,n.gradNode=null,n.sampler=!0,n.updateMatrix=!1,n.updateType=_S.NONE,n.referenceNode=null,n._value=e,n._matrixUniform=null,n.setUpdateMatrix(null===r),n}return x(t,e),T(t,[{key:"value",get:function(){return this.referenceNode?this.referenceNode.value:this._value},set:function(e){this.referenceNode?this.referenceNode.value=e:this._value=e}},{key:"getUniformHash",value:function(){return this.value.uuid}},{key:"getNodeType",value:function(){return!0===this.value.isDepthTexture?"float":this.value.type===gl?"uvec4":this.value.type===ml?"ivec4":"vec4"}},{key:"getInputType",value:function(){return"texture"}},{key:"getDefaultUV",value:function(){return EE(this.value.channel)}},{key:"updateReference",value:function(){return this.value}},{key:"getTransformedUV",value:function(e){return null===this._matrixUniform&&(this._matrixUniform=fw(this.value.matrix)),this._matrixUniform.mul(jA(e,1)).xy}},{key:"setUpdateMatrix",value:function(e){return this.updateMatrix=e,this.updateType=e?_S.RENDER:_S.NONE,this}},{key:"setupUV",value:function(e,t){var n=this.value;return e.isFlipY()&&(n.image instanceof ImageBitmap&&!0===n.flipY||!0===n.isRenderTargetTexture||!0===n.isFramebufferTexture||!0===n.isDepthTexture)&&(t=this.sampler?t.flipY():t.setY(BA(kE(this,this.levelNode).y).sub(t.y).sub(1))),t}},{key:"setup",value:function(e){var t=e.getNodeProperties(this);t.referenceNode=this.referenceNode;var n=this.value;if(!n||!0!==n.isTexture)throw new Error("THREE.TSL: `texture( value )` function expects a valid instance of THREE.Texture().");var r=this.uvNode;null!==r&&!0!==e.context.forceUVContext||!e.context.getUV||(r=e.context.getUV(this)),r||(r=this.getDefaultUV()),!0===this.updateMatrix&&(r=this.getTransformedUV(r)),r=this.setupUV(e,r);var i=this.levelNode;null===i&&e.context.getTextureLevel&&(i=e.context.getTextureLevel(this)),t.uvNode=r,t.levelNode=i,t.biasNode=this.biasNode,t.compareNode=this.compareNode,t.gradNode=this.gradNode,t.depthNode=this.depthNode}},{key:"generateUV",value:function(e,t){return t.build(e,!0===this.sampler?"vec2":"ivec2")}},{key:"generateSnippet",value:function(e,t,n,r,i,a,o,s){var u=this.value;return r?e.generateTextureLevel(u,t,n,r,a):i?e.generateTextureBias(u,t,n,i,a):s?e.generateTextureGrad(u,t,n,s,a):o?e.generateTextureCompare(u,t,n,o,a):!1===this.sampler?e.generateTextureLoad(u,t,n,a):e.generateTexture(u,t,n,a)}},{key:"generate",value:function(e,r){var i=this.value,a=e.getNodeProperties(this),o=n(t,"generate",this,3)([e,"property"]);if("sampler"===r)return o+"_sampler";if(e.isReference(r))return o;var s=e.getDataFromNode(this),u=s.propertyName;if(void 0===u){var 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t.depthNode=MA(e),t.referenceNode=this.getSelf(),MA(t)}},{key:"serialize",value:function(e){n(t,"serialize",this,3)([e]),e.value=this.value.toJSON(e.meta).uuid,e.sampler=this.sampler,e.updateMatrix=this.updateMatrix,e.updateType=this.updateType}},{key:"deserialize",value:function(e){n(t,"deserialize",this,3)([e]),this.value=e.meta.textures[e.value],this.sampler=e.sampler,this.updateMatrix=e.updateMatrix,this.updateType=e.updateType}},{key:"update",value:function(){var e=this.value,t=this._matrixUniform;null!==t&&(t.value=e.matrix),!0===e.matrixAutoUpdate&&e.updateMatrix()}},{key:"clone",value:function(){var e=new this.constructor(this.value,this.uvNode,this.levelNode,this.biasNode);return e.sampler=this.sampler,e}}],[{key:"type",get:function(){return"TextureNode"}}])}(dw),NE=kA(IE),PE=function(){return NE.apply(void 0,arguments).setSampler(!1)},LE=function(e){function t(e,n){var r,i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0;return A(this,t),(r=y(this,t,[e,n])).isBufferNode=!0,r.bufferType=n,r.bufferCount=i,r}return x(t,e),T(t,[{key:"getElementType",value:function(e){return this.getNodeType(e)}},{key:"getInputType",value:function(){return"buffer"}}],[{key:"type",get:function(){return"BufferNode"}}])}(dw),DE=function(e,t,n){return MA(new LE(e,t,n))},OE=function(e){function t(e,n){var r;return A(this,t),(r=y(this,t,[e,n])).isArrayBufferElementNode=!0,r}return x(t,e),T(t,[{key:"generate",value:function(e){var r=n(t,"generate",this,3)([e]),i=this.getNodeType(),a=this.node.getPaddedType();return e.format(r,a,i)}}],[{key:"type",get:function(){return"UniformArrayElementNode"}}])}(MS),FE=function(e){function t(e){var n,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:null;return A(this,t),(n=y(this,t,[null])).array=e,n.elementType=null===r?fS(e[0]):r,n.paddedType=n.getPaddedType(),n.updateType=_S.RENDER,n.isArrayBufferNode=!0,n}return x(t,e),T(t,[{key:"getNodeType",value:function(){return this.paddedType}},{key:"getElementType",value:function(){return this.elementType}},{key:"getPaddedType",value:function(){var e=this.elementType,t="vec4";return"mat2"===e?t="mat2":!0===/mat/.test(e)?t="mat4":"i"===e.charAt(0)?t="ivec4":"u"===e.charAt(0)&&(t="uvec4"),t}},{key:"update",value:function(){var e=this.array,t=this.value,n=this.elementType;if("float"===n||"int"===n||"uint"===n)for(var r=0;r<e.length;r++){t[4*r]=e[r]}else if("color"===n)for(var i=0;i<e.length;i++){var a=4*i,o=e[i];t[a]=o.r,t[a+1]=o.g,t[a+2]=o.b||0}else if("mat2"===n)for(var s=0;s<e.length;s++){var u=4*s,l=e[s];t[u]=l.elements[0],t[u+1]=l.elements[1],t[u+2]=l.elements[2],t[u+3]=l.elements[3]}else if("mat3"===n)for(var c=0;c<e.length;c++){var h=16*c,d=e[c];t[h]=d.elements[0],t[h+1]=d.elements[1],t[h+2]=d.elements[2],t[h+4]=d.elements[3],t[h+5]=d.elements[4],t[h+6]=d.elements[5],t[h+8]=d.elements[6],t[h+9]=d.elements[7],t[h+10]=d.elements[8],t[h+15]=1}else if("mat4"===n)for(var f=0;f<e.length;f++)for(var p=16*f,v=e[f],m=0;m<v.elements.length;m++)t[p+m]=v.elements[m];else for(var g=0;g<e.length;g++){var y=4*g,_=e[g];t[y]=_.x,t[y+1]=_.y,t[y+2]=_.z||0,t[y+3]=_.w||0}}},{key:"setup",value:function(e){var r=this.array.length,i=this.elementType,a=Float32Array,o=this.paddedType,s=e.getTypeLength(o);return"i"===i.charAt(0)&&(a=Int32Array),"u"===i.charAt(0)&&(a=Uint32Array),this.value=new a(r*s),this.bufferCount=r,this.bufferType=o,n(t,"setup",this,3)([e])}},{key:"element",value:function(e){return MA(new OE(this,MA(e)))}}],[{key:"type",get:function(){return"UniformArrayNode"}}])}(LE),BE=function(e,t){return MA(new FE(e,t))},UE=fw(0,"uint").setGroup(uw("cameraIndex")).toVarying("v_cameraIndex"),zE=fw("float").label("cameraNear").setGroup(cw).onRenderUpdate(function(e){return e.camera.near}),VE=fw("float").label("cameraFar").setGroup(cw).onRenderUpdate(function(e){return e.camera.far}),HE=IA(function(e){var t,n=e.camera;if(n.isArrayCamera&&n.cameras.length>0){var 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t}).once()(),jE=fw("mat4").label("cameraWorldMatrix").setGroup(cw).onRenderUpdate(function(e){return e.camera.matrixWorld}),QE=fw("mat3").label("cameraNormalMatrix").setGroup(cw).onRenderUpdate(function(e){return e.camera.normalMatrix}),qE=fw(new ph).label("cameraPosition").setGroup(cw).onRenderUpdate(function(e,t){var n=e.camera;return t.value.setFromMatrixPosition(n.matrixWorld)}),XE=function(e){function t(e){var n,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:null;return A(this,t),(n=y(this,t)).scope=e,n.object3d=r,n.updateType=_S.OBJECT,n._uniformNode=new dw(null),n}return x(t,e),T(t,[{key:"getNodeType",value:function(){var e=this.scope;return e===t.WORLD_MATRIX?"mat4":e===t.POSITION||e===t.VIEW_POSITION||e===t.DIRECTION||e===t.SCALE?"vec3":void 0}},{key:"update",value:function(e){var n=this.object3d,r=this._uniformNode,i=this.scope;if(i===t.WORLD_MATRIX)r.value=n.matrixWorld;else if(i===t.POSITION)r.value=r.value||new ph,r.value.setFromMatrixPosition(n.matrixWorld);else if(i===t.SCALE)r.value=r.value||new ph,r.value.setFromMatrixScale(n.matrixWorld);else if(i===t.DIRECTION)r.value=r.value||new ph,n.getWorldDirection(r.value);else if(i===t.VIEW_POSITION){var a=e.camera;r.value=r.value||new ph,r.value.setFromMatrixPosition(n.matrixWorld),r.value.applyMatrix4(a.matrixWorldInverse)}}},{key:"generate",value:function(e){var n=this.scope;return n===t.WORLD_MATRIX?this._uniformNode.nodeType="mat4":n!==t.POSITION&&n!==t.VIEW_POSITION&&n!==t.DIRECTION&&n!==t.SCALE||(this._uniformNode.nodeType="vec3"),this._uniformNode.build(e)}},{key:"serialize",value:function(e){n(t,"serialize",this,3)([e]),e.scope=this.scope}},{key:"deserialize",value:function(e){n(t,"deserialize",this,3)([e]),this.scope=e.scope}}],[{key:"type",get:function(){return"Object3DNode"}}])}(TS);XE.WORLD_MATRIX="worldMatrix",XE.POSITION="position",XE.SCALE="scale",XE.VIEW_POSITION="viewPosition",XE.DIRECTION="direction";var YE=kA(XE,XE.DIRECTION),KE=kA(XE,XE.WORLD_MATRIX),ZE=kA(XE,XE.POSITION),JE=kA(XE,XE.SCALE),$E=kA(XE,XE.VIEW_POSITION),eC=function(e){function t(e){return A(this,t),y(this,t,[e])}return x(t,e),T(t,[{key:"update",value:function(e){this.object3d=e.object,n(t,"update",this,3)([e])}}],[{key:"type",get:function(){return"ModelNode"}}])}(XE),tC=RA(eC,eC.DIRECTION),nC=RA(eC,eC.WORLD_MATRIX),rC=RA(eC,eC.POSITION),iC=RA(eC,eC.SCALE),aC=RA(eC,eC.VIEW_POSITION),oC=fw(new Hc).onObjectUpdate(function(e,t){var n=e.object;return t.value.getNormalMatrix(n.matrixWorld)}),sC=fw(new Gh).onObjectUpdate(function(e,t){var n=e.object;return t.value.copy(n.matrixWorld).invert()}),uC=IA(function(e){return e.renderer.nodes.modelViewMatrix||lC}).once()().toVar("modelViewMatrix"),lC=GE.mul(nC),cC=IA(function(e){return e.context.isHighPrecisionModelViewMatrix=!0,fw("mat4").onObjectUpdate(function(e){var t=e.object,n=e.camera;return t.modelViewMatrix.multiplyMatrices(n.matrixWorldInverse,t.matrixWorld)})}).once()().toVar("highpModelViewMatrix"),hC=IA(function(e){var t=e.context.isHighPrecisionModelViewMatrix;return fw("mat3").onObjectUpdate(function(e){var n=e.object,r=e.camera;return!0!==t&&n.modelViewMatrix.multiplyMatrices(r.matrixWorldInverse,n.matrixWorld),n.normalMatrix.getNormalMatrix(n.modelViewMatrix)})}).once()().toVar("highpModelNormalViewMatrix"),dC=ME("position","vec3"),fC=dC.toVarying("positionLocal"),pC=dC.toVarying("positionPrevious"),vC=nC.mul(fC).xyz.toVarying("v_positionWorld").context({needsPositionReassign:!0}),mC=fC.transformDirection(nC).toVarying("v_positionWorldDirection").normalize().toVar("positionWorldDirection").context({needsPositionReassign:!0}),gC=IA(function(e){return e.context.setupPositionView()},"vec3").once()().toVarying("v_positionView").context({needsPositionReassign:!0}),yC=gC.negate().toVarying("v_positionViewDirection").normalize().toVar("positionViewDirection"),_C=function(e){function t(){var e;return A(this,t),(e=y(this,t,["bool"])).isFrontFacingNode=!0,e}return x(t,e),T(t,[{key:"generate",value:function(e){var t=e.renderer,n=e.material;return t.coordinateSystem===Ec&&1===n.side?"false":e.getFrontFacing()}}],[{key:"type",get:function(){return"FrontFacingNode"}}])}(TS),bC=RA(_C),xC=FA(bC).mul(2).sub(1),SC=ME("normal","vec3"),AC=IA(function(e){return!1===e.geometry.hasAttribute("normal")?(console.warn('TSL.NormalNode: Vertex attribute "normal" not found on geometry.'),jA(0,1,0)):SC},"vec3").once()().toVar("normalLocal"),wC=gC.dFdx().cross(gC.dFdy()).normalize().toVar("normalFlat"),TC=IA(function(e){return!0===e.material.flatShading?wC:WM(IC(AC),"v_normalView").normalize()},"vec3").once()().toVar("normalView"),MC=WM(TC.transformDirection(GE),"v_normalWorld").normalize().toVar("normalWorld"),EC=IA(function(e){return e.context.setupNormal().context({getUV:null})},"vec3").once()().mul(xC).toVar("transformedNormalView"),CC=EC.transformDirection(GE).toVar("transformedNormalWorld"),kC=IA(function(e){return e.context.setupClearcoatNormal().context({getUV:null})},"vec3").once()().mul(xC).toVar("transformedClearcoatNormalView"),RC=IA(function(e){var t=C(e,2),n=t[0],r=t[1],i=ew(void 0===r?nC:r),a=n.div(jA(i[0].dot(i[0]),i[1].dot(i[1]),i[2].dot(i[2])));return i.mul(a).xyz}),IC=IA(function(e,t){var n=C(e,1)[0],r=t.renderer.nodes.modelNormalViewMatrix;if(null!==r)return r.transformDirection(n);var i=oC.mul(n);return GE.transformDirection(i)}),NC=fw(0).onReference(function(e){return e.material}).onRenderUpdate(function(e){return e.material.refractionRatio}),PC=yC.negate().reflect(EC),LC=yC.negate().refract(EC,NC),DC=PC.transformDirection(GE).toVar("reflectVector"),OC=LC.transformDirection(GE).toVar("reflectVector"),FC=function(e){function t(e){var n,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:null,i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null,a=arguments.length>3&&void 0!==arguments[3]?arguments[3]:null;return A(this,t),(n=y(this,t,[e,r,i,a])).isCubeTextureNode=!0,n}return x(t,e),T(t,[{key:"getInputType",value:function(){return"cubeTexture"}},{key:"getDefaultUV",value:function(){var e=this.value;return e.mapping===tl?DC:e.mapping===nl?OC:(console.error('THREE.CubeTextureNode: Mapping "%s" not supported.',e.mapping),jA(0,0,0))}},{key:"setUpdateMatrix",value:function(){}},{key:"setupUV",value:function(e,t){var n=this.value;return e.renderer.coordinateSystem!==Cc&&n.isRenderTargetTexture?t:jA(t.x.negate(),t.yz)}},{key:"generateUV",value:function(e,t){return t.build(e,"vec3")}}],[{key:"type",get:function(){return"CubeTextureNode"}}])}(IE),BC=kA(FC),UC=function(e){function t(e,n){var r;return A(this,t),(r=y(this,t,[e,n])).referenceNode=e,r.isReferenceElementNode=!0,r}return x(t,e),T(t,[{key:"getNodeType",value:function(){return this.referenceNode.uniformType}},{key:"generate",value:function(e){var r=n(t,"generate",this,3)([e]),i=this.referenceNode.getNodeType(),a=this.getNodeType();return e.format(r,i,a)}}],[{key:"type",get:function(){return"ReferenceElementNode"}}])}(MS),zC=function(e){function t(e,n){var r,i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null,a=arguments.length>3&&void 0!==arguments[3]?arguments[3]:null;return A(this,t),(r=y(this,t)).property=e,r.uniformType=n,r.object=i,r.count=a,r.properties=e.split("."),r.reference=i,r.node=null,r.group=null,r.name=null,r.updateType=_S.OBJECT,r}return x(t,e),T(t,[{key:"element",value:function(e){return MA(new UC(this,MA(e)))}},{key:"setGroup",value:function(e){return this.group=e,this}},{key:"label",value:function(e){return this.name=e,this}},{key:"setNodeType",value:function(e){var t=null;t=null!==this.count?DE(null,e,this.count):Array.isArray(this.getValueFromReference())?BE(null,e):"texture"===e?NE(null):"cubeTexture"===e?BC(null):fw(null,e),null!==this.group&&t.setGroup(this.group),null!==this.name&&t.label(this.name),this.node=t.getSelf()}},{key:"getNodeType",value:function(e){return null===this.node&&(this.updateReference(e),this.updateValue()),this.node.getNodeType(e)}},{key:"getValueFromReference",value:function(){for(var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:this.reference,t=this.properties,n=e[t[0]],r=1;r<t.length;r++)n=n[t[r]];return n}},{key:"updateReference",value:function(e){return this.reference=null!==this.object?this.object:e.object,this.reference}},{key:"setup",value:function(){return this.updateValue(),this.node}},{key:"update",value:function(){this.updateValue()}},{key:"updateValue",value:function(){null===this.node&&this.setNodeType(this.uniformType);var e=this.getValueFromReference();Array.isArray(e)?this.node.array=e:this.node.value=e}}],[{key:"type",get:function(){return"ReferenceNode"}}])}(TS),VC=function(e,t,n){return MA(new zC(e,t,n))},HC=function(e,t,n,r){return MA(new zC(e,t,r,n))},WC=function(e){function t(e,n){var r,i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null;return A(this,t),(r=y(this,t,[e,n,i])).material=i,r.isMaterialReferenceNode=!0,r}return x(t,e),T(t,[{key:"updateReference",value:function(e){return this.reference=null!==this.material?this.material:e.material,this.reference}}],[{key:"type",get:function(){return"MaterialReferenceNode"}}])}(zC),GC=function(e,t){return MA(new WC(e,t,arguments.length>2&&void 0!==arguments[2]?arguments[2]:null))},jC=IA(function(e){return!1===e.geometry.hasAttribute("tangent")&&e.geometry.computeTangents(),ME("tangent","vec4")})(),QC=jC.xyz.toVar("tangentLocal"),qC=uC.mul(YA(QC,0)).xyz.toVarying("v_tangentView").normalize().toVar("tangentView"),XC=qC.transformDirection(GE).toVarying("v_tangentWorld").normalize().toVar("tangentWorld"),YC=qC.toVar("transformedTangentView"),KC=YC.transformDirection(GE).normalize().toVar("transformedTangentWorld"),ZC=function(e){return e.mul(jC.w).xyz},JC=WM(ZC(SC.cross(jC)),"v_bitangentGeometry").normalize().toVar("bitangentGeometry"),$C=WM(ZC(AC.cross(QC)),"v_bitangentLocal").normalize().toVar("bitangentLocal"),ek=WM(ZC(TC.cross(qC)),"v_bitangentView").normalize().toVar("bitangentView"),tk=WM(ZC(MC.cross(XC)),"v_bitangentWorld").normalize().toVar("bitangentWorld"),nk=ZC(EC.cross(YC)).normalize().toVar("transformedBitangentView"),rk=nk.transformDirection(GE).normalize().toVar("transformedBitangentWorld"),ik=ew(qC,ek,TC),ak=yC.mul(ik),ok=function(){var e=Iw.cross(yC);return e=e.cross(Iw).normalize(),e=_M(e,EC,kw.mul(_w.oneMinus()).oneMinus().pow2().pow2()).normalize()}(),sk=IA(function(e){var t=e.eye_pos,n=e.surf_norm,r=e.mapN,i=e.uv,a=t.dFdx(),o=t.dFdy(),s=i.dFdx(),u=i.dFdy(),l=n,c=o.cross(l),h=l.cross(a),d=c.mul(s.x).add(h.mul(u.x)),f=c.mul(s.y).add(h.mul(u.y)),p=d.dot(d).max(f.dot(f)),v=xC.mul(p.inverseSqrt());return Kw(d.mul(r.x,v),f.mul(r.y,v),l.mul(r.z)).normalize()}),uk=function(e){function t(e){var n,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:null;return A(this,t),(n=y(this,t,["vec3"])).node=e,n.scaleNode=r,n.normalMapType=0,n}return x(t,e),T(t,[{key:"setup",value:function(e){var t=this.normalMapType,n=this.scaleNode,r=this.node.mul(2).sub(1);null!==n&&(r=jA(r.xy.mul(n),r.z));var i=null;if(1===t)i=IC(r);else if(0===t){i=!0===e.hasGeometryAttribute("tangent")?ik.mul(r).normalize():sk({eye_pos:gC,surf_norm:TC,mapN:r,uv:EE()})}return i}}],[{key:"type",get:function(){return"NormalMapNode"}}])}(CS),lk=kA(uk),ck=IA(function(e){var t=e.textureNode,n=e.bumpScale,r=function(e){return t.cache().context({getUV:function(t){return e(t.uvNode||EE())},forceUVContext:!0})},i=FA(r(function(e){return e}));return VA(FA(r(function(e){return e.add(e.dFdx())})).sub(i),FA(r(function(e){return e.add(e.dFdy())})).sub(i)).mul(n)}),hk=IA(function(e){var t=e.surf_pos,n=e.surf_norm,r=e.dHdxy,i=t.dFdx().normalize(),a=n,o=t.dFdy().normalize().cross(a),s=a.cross(i),u=i.dot(o).mul(xC),l=u.sign().mul(r.x.mul(o).add(r.y.mul(s)));return u.abs().mul(n).sub(l).normalize()}),dk=function(e){function t(e){var n,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:null;return A(this,t),(n=y(this,t,["vec3"])).textureNode=e,n.scaleNode=r,n}return x(t,e),T(t,[{key:"setup",value:function(){var e=null!==this.scaleNode?this.scaleNode:1,t=ck({textureNode:this.textureNode,bumpScale:e});return hk({surf_pos:gC,surf_norm:TC,dHdxy:t})}}],[{key:"type",get:function(){return"BumpMapNode"}}])}(CS),fk=kA(dk),pk=new Map,vk=function(e){function t(e){var n;return A(this,t),(n=y(this,t)).scope=e,n}return x(t,e),T(t,[{key:"getCache",value:function(e,t){var n=pk.get(e);return void 0===n&&(n=GC(e,t),pk.set(e,n)),n}},{key:"getFloat",value:function(e){return this.getCache(e,"float")}},{key:"getColor",value:function(e){return this.getCache(e,"color")}},{key:"getTexture",value:function(e){return this.getCache("map"===e?"map":e+"Map","texture")}},{key:"setup",value:function(e){var n=e.context.material,r=this.scope,i=null;if(r===t.COLOR){var a=void 0!==n.color?this.getColor(r):jA();i=n.map&&!0===n.map.isTexture?a.mul(this.getTexture("map")):a}else if(r===t.OPACITY){var o=this.getFloat(r);i=n.alphaMap&&!0===n.alphaMap.isTexture?o.mul(this.getTexture("alpha")):o}else if(r===t.SPECULAR_STRENGTH)i=n.specularMap&&!0===n.specularMap.isTexture?this.getTexture("specular").r:FA(1);else if(r===t.SPECULAR_INTENSITY){var s=this.getFloat(r);i=n.specularIntensityMap&&!0===n.specularIntensityMap.isTexture?s.mul(this.getTexture(r).a):s}else if(r===t.SPECULAR_COLOR){var u=this.getColor(r);i=n.specularColorMap&&!0===n.specularColorMap.isTexture?u.mul(this.getTexture(r).rgb):u}else if(r===t.ROUGHNESS){var l=this.getFloat(r);i=n.roughnessMap&&!0===n.roughnessMap.isTexture?l.mul(this.getTexture(r).g):l}else if(r===t.METALNESS){var c=this.getFloat(r);i=n.metalnessMap&&!0===n.metalnessMap.isTexture?c.mul(this.getTexture(r).b):c}else if(r===t.EMISSIVE){var h=this.getFloat("emissiveIntensity"),d=this.getColor(r).mul(h);i=n.emissiveMap&&!0===n.emissiveMap.isTexture?d.mul(this.getTexture(r)):d}else if(r===t.NORMAL)n.normalMap?(i=lk(this.getTexture("normal"),this.getCache("normalScale","vec2"))).normalMapType=n.normalMapType:i=n.bumpMap?fk(this.getTexture("bump").r,this.getFloat("bumpScale")):TC;else if(r===t.CLEARCOAT){var f=this.getFloat(r);i=n.clearcoatMap&&!0===n.clearcoatMap.isTexture?f.mul(this.getTexture(r).r):f}else if(r===t.CLEARCOAT_ROUGHNESS){var p=this.getFloat(r);i=n.clearcoatRoughnessMap&&!0===n.clearcoatRoughnessMap.isTexture?p.mul(this.getTexture(r).r):p}else if(r===t.CLEARCOAT_NORMAL)i=n.clearcoatNormalMap?lk(this.getTexture(r),this.getCache(r+"Scale","vec2")):TC;else if(r===t.SHEEN){var v=this.getColor("sheenColor").mul(this.getFloat("sheen"));i=n.sheenColorMap&&!0===n.sheenColorMap.isTexture?v.mul(this.getTexture("sheenColor").rgb):v}else if(r===t.SHEEN_ROUGHNESS){var m=this.getFloat(r);i=(i=n.sheenRoughnessMap&&!0===n.sheenRoughnessMap.isTexture?m.mul(this.getTexture(r).a):m).clamp(.07,1)}else if(r===t.ANISOTROPY)if(n.anisotropyMap&&!0===n.anisotropyMap.isTexture){var g=this.getTexture(r);i=$A($k.x,$k.y,$k.y.negate(),$k.x).mul(g.rg.mul(2).sub(VA(1)).normalize().mul(g.b))}else i=$k;else if(r===t.IRIDESCENCE_THICKNESS){var y=VC("1","float",n.iridescenceThicknessRange);if(n.iridescenceThicknessMap){var _=VC("0","float",n.iridescenceThicknessRange);i=y.sub(_).mul(this.getTexture(r).g).add(_)}else i=y}else if(r===t.TRANSMISSION){var b=this.getFloat(r);i=n.transmissionMap?b.mul(this.getTexture(r).r):b}else if(r===t.THICKNESS){var x=this.getFloat(r);i=n.thicknessMap?x.mul(this.getTexture(r).g):x}else if(r===t.IOR)i=this.getFloat(r);else if(r===t.LIGHT_MAP)i=this.getTexture(r).rgb.mul(this.getFloat("lightMapIntensity"));else if(r===t.AO)i=this.getTexture(r).r.sub(1).mul(this.getFloat("aoMapIntensity")).add(1);else{var S=this.getNodeType(e);i=this.getCache(r,S)}return i}}],[{key:"type",get:function(){return"MaterialNode"}}])}(TS);vk.ALPHA_TEST="alphaTest",vk.COLOR="color",vk.OPACITY="opacity",vk.SHININESS="shininess",vk.SPECULAR="specular",vk.SPECULAR_STRENGTH="specularStrength",vk.SPECULAR_INTENSITY="specularIntensity",vk.SPECULAR_COLOR="specularColor",vk.REFLECTIVITY="reflectivity",vk.ROUGHNESS="roughness",vk.METALNESS="metalness",vk.NORMAL="normal",vk.CLEARCOAT="clearcoat",vk.CLEARCOAT_ROUGHNESS="clearcoatRoughness",vk.CLEARCOAT_NORMAL="clearcoatNormal",vk.EMISSIVE="emissive",vk.ROTATION="rotation",vk.SHEEN="sheen",vk.SHEEN_ROUGHNESS="sheenRoughness",vk.ANISOTROPY="anisotropy",vk.IRIDESCENCE="iridescence",vk.IRIDESCENCE_IOR="iridescenceIOR",vk.IRIDESCENCE_THICKNESS="iridescenceThickness",vk.IOR="ior",vk.TRANSMISSION="transmission",vk.THICKNESS="thickness",vk.ATTENUATION_DISTANCE="attenuationDistance",vk.ATTENUATION_COLOR="attenuationColor",vk.LINE_SCALE="scale",vk.LINE_DASH_SIZE="dashSize",vk.LINE_GAP_SIZE="gapSize",vk.LINE_WIDTH="linewidth",vk.LINE_DASH_OFFSET="dashOffset",vk.POINT_SIZE="size",vk.DISPERSION="dispersion",vk.LIGHT_MAP="light",vk.AO="ao";var mk=RA(vk,vk.ALPHA_TEST),gk=RA(vk,vk.COLOR),yk=RA(vk,vk.SHININESS),_k=RA(vk,vk.EMISSIVE),bk=RA(vk,vk.OPACITY),xk=RA(vk,vk.SPECULAR),Sk=RA(vk,vk.SPECULAR_INTENSITY),Ak=RA(vk,vk.SPECULAR_COLOR),wk=RA(vk,vk.SPECULAR_STRENGTH),Tk=RA(vk,vk.REFLECTIVITY),Mk=RA(vk,vk.ROUGHNESS),Ek=RA(vk,vk.METALNESS),Ck=RA(vk,vk.NORMAL),kk=RA(vk,vk.CLEARCOAT),Rk=RA(vk,vk.CLEARCOAT_ROUGHNESS),Ik=RA(vk,vk.CLEARCOAT_NORMAL),Nk=RA(vk,vk.ROTATION),Pk=RA(vk,vk.SHEEN),Lk=RA(vk,vk.SHEEN_ROUGHNESS),Dk=RA(vk,vk.ANISOTROPY),Ok=RA(vk,vk.IRIDESCENCE),Fk=RA(vk,vk.IRIDESCENCE_IOR),Bk=RA(vk,vk.IRIDESCENCE_THICKNESS),Uk=RA(vk,vk.TRANSMISSION),zk=RA(vk,vk.THICKNESS),Vk=RA(vk,vk.IOR),Hk=RA(vk,vk.ATTENUATION_DISTANCE),Wk=RA(vk,vk.ATTENUATION_COLOR),Gk=RA(vk,vk.LINE_SCALE),jk=RA(vk,vk.LINE_DASH_SIZE),Qk=RA(vk,vk.LINE_GAP_SIZE),qk=RA(vk,vk.LINE_WIDTH),Xk=RA(vk,vk.LINE_DASH_OFFSET),Yk=RA(vk,vk.POINT_SIZE),Kk=RA(vk,vk.DISPERSION),Zk=RA(vk,vk.LIGHT_MAP),Jk=RA(vk,vk.AO),$k=fw(new Vc).onReference(function(e){return e.material}).onRenderUpdate(function(e){var t=e.material;this.value.set(t.anisotropy*Math.cos(t.anisotropyRotation),t.anisotropy*Math.sin(t.anisotropyRotation))}),eR=IA(function(e){return e.context.setupModelViewProjection()},"vec4").once()().toVarying("v_modelViewProjection"),tR=function(e){function t(e){var n;return A(this,t),(n=y(this,t,["uint"])).scope=e,n.isIndexNode=!0,n}return x(t,e),T(t,[{key:"generate",value:function(e){var n,r,i=this.getNodeType(e),a=this.scope;if(a===t.VERTEX)n=e.getVertexIndex();else if(a===t.INSTANCE)n=e.getInstanceIndex();else if(a===t.DRAW)n=e.getDrawIndex();else if(a===t.INVOCATION_LOCAL)n=e.getInvocationLocalIndex();else if(a===t.INVOCATION_SUBGROUP)n=e.getInvocationSubgroupIndex();else{if(a!==t.SUBGROUP)throw new Error("THREE.IndexNode: Unknown scope: "+a);n=e.getSubgroupIndex()}"vertex"===e.shaderStage||"compute"===e.shaderStage?r=n:r=WM(this).build(e,i);return r}}],[{key:"type",get:function(){return"IndexNode"}}])}(TS);tR.VERTEX="vertex",tR.INSTANCE="instance",tR.SUBGROUP="subgroup",tR.INVOCATION_LOCAL="invocationLocal",tR.INVOCATION_SUBGROUP="invocationSubgroup",tR.DRAW="draw";var nR=RA(tR,tR.VERTEX),rR=RA(tR,tR.INSTANCE),iR=RA(tR,tR.SUBGROUP),aR=RA(tR,tR.INVOCATION_SUBGROUP),oR=RA(tR,tR.INVOCATION_LOCAL),sR=RA(tR,tR.DRAW),uR=function(e){function t(e,n,r){var i;return A(this,t),(i=y(this,t,["void"])).count=e,i.instanceMatrix=n,i.instanceColor=r,i.instanceMatrixNode=null,i.instanceColorNode=null,i.updateType=_S.FRAME,i.buffer=null,i.bufferColor=null,i}return x(t,e),T(t,[{key:"setup",value:function(e){var t=this.count,n=this.instanceMatrix,r=this.instanceColor,i=this.instanceMatrixNode,a=this.instanceColorNode;if(null===i){if(t<=1e3)i=DE(n.array,"mat4",Math.max(t,1)).element(rR);else{var o=new tm(n.array,16,1);this.buffer=o;var s=n.usage===Tc?hE:cE,u=[s(o,"vec4",16,0),s(o,"vec4",16,4),s(o,"vec4",16,8),s(o,"vec4",16,12)];i=tw.apply(void 0,u)}this.instanceMatrixNode=i}if(r&&null===a){var l=new np(r.array,3),c=r.usage===Tc?hE:cE;this.bufferColor=l,a=jA(c(l,"vec3",3,0)),this.instanceColorNode=a}var h=i.mul(fC).xyz;if(fC.assign(h),e.hasGeometryAttribute("normal")){var d=RC(AC,i);AC.assign(d)}null!==this.instanceColorNode&&mw("vec3","vInstanceColor").assign(this.instanceColorNode)}},{key:"update",value:function(){this.instanceMatrix.usage!==Tc&&null!==this.buffer&&this.instanceMatrix.version!==this.buffer.version&&(this.buffer.version=this.instanceMatrix.version),this.instanceColor&&this.instanceColor.usage!==Tc&&null!==this.bufferColor&&this.instanceColor.version!==this.bufferColor.version&&(this.bufferColor.version=this.instanceColor.version)}}],[{key:"type",get:function(){return"InstanceNode"}}])}(TS),lR=kA(uR),cR=kA(function(e){function t(e){var n;return A(this,t),(n=y(this,t,[e.count,e.instanceMatrix,e.instanceColor])).instancedMesh=e,n}return x(t,e),T(t,null,[{key:"type",get:function(){return"InstancedMeshNode"}}])}(uR)),hR=function(e){function t(e){var n;return A(this,t),(n=y(this,t,["void"])).batchMesh=e,n.batchingIdNode=null,n}return x(t,e),T(t,[{key:"setup",value:function(e){var t=this;null===this.batchingIdNode&&(null===e.getDrawIndex()?this.batchingIdNode=rR:this.batchingIdNode=sR);var n=IA(function(e){var n=C(e,1)[0],r=BA(kE(PE(t.batchMesh._indirectTexture),0)),i=BA(n).modInt(r),a=BA(n).div(r);return PE(t.batchMesh._indirectTexture,HA(i,a)).x}).setLayout({name:"getIndirectIndex",type:"uint",inputs:[{name:"id",type:"int"}]}),r=n(BA(this.batchingIdNode)),i=this.batchMesh._matricesTexture,a=kE(PE(i),0),o=FA(r).mul(4).toInt().toVar(),s=o.modInt(a),u=o.div(BA(a)),l=tw(PE(i,HA(s,u)),PE(i,HA(s.add(1),u)),PE(i,HA(s.add(2),u)),PE(i,HA(s.add(3),u))),c=this.batchMesh._colorsTexture;if(null!==c){var h=IA(function(e){var t=C(e,1)[0],n=kE(PE(c),0).x,r=t,i=r.modInt(n),a=r.div(n);return 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a.mul(h).xyz}},{key:"getSkinnedNormal",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:this.boneMatricesNode,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:AC,n=this.skinIndexNode,r=this.skinWeightNode,i=this.bindMatrixNode,a=this.bindMatrixInverseNode,o=e.element(n.x),s=e.element(n.y),u=e.element(n.z),l=e.element(n.w),c=Kw(r.x.mul(o),r.y.mul(s),r.z.mul(u),r.w.mul(l));return(c=a.mul(c).mul(i)).transformDirection(t).xyz}},{key:"getPreviousSkinnedPosition",value:function(e){var t=e.object;return null===this.previousBoneMatricesNode&&(t.skeleton.previousBoneMatrices=new Float32Array(t.skeleton.boneMatrices),this.previousBoneMatricesNode=HC("skeleton.previousBoneMatrices","mat4",t.skeleton.bones.length)),this.getSkinnedPosition(this.previousBoneMatricesNode,pC)}},{key:"needsPreviousBoneMatrices",value:function(e){var t=e.renderer.getMRT();return t&&t.has("velocity")||!0===vS(e.object).useVelocity}},{key:"setup",value:function(e){this.needsPreviousBoneMatrices(e)&&pC.assign(this.getPreviousSkinnedPosition(e));var t=this.getSkinnedPosition();if(fC.assign(t),e.hasGeometryAttribute("normal")){var n=this.getSkinnedNormal();AC.assign(n),e.hasGeometryAttribute("tangent")&&QC.assign(n)}}},{key:"generate",value:function(e,t){if("void"!==t)return fC.build(e,t)}},{key:"update",value:function(e){var t=(this.useReference?e.object:this.skinnedMesh).skeleton;fR.get(t)!==e.frameId&&(fR.set(t,e.frameId),null!==this.previousBoneMatricesNode&&t.previousBoneMatrices.set(t.boneMatrices),t.update())}}],[{key:"type",get:function(){return"SkinningNode"}}])}(TS),vR=function(e){return MA(new pR(e,!0))},mR=function(e){function t(){var e,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[];return A(this,t),(e=y(this,t)).params=n,e}return x(t,e),T(t,[{key:"getVarName",value:function(e){return String.fromCharCode("i".charCodeAt(0)+e)}},{key:"getProperties",value:function(e){var t=e.getNodeProperties(this);if(void 0!==t.stackNode)return t;for(var n={},r=0,i=this.params.length-1;r<i;r++){var a=this.params[r],o=!0!==a.isNode&&a.name||this.getVarName(r),s=!0!==a.isNode&&a.type||"int";n[o]=xE(o,s)}var u=e.addStack();return t.returnsNode=this.params[this.params.length-1](n,u,e),t.stackNode=u,e.removeStack(),t}},{key:"getNodeType",value:function(e){var t=this.getProperties(e).returnsNode;return t?t.getNodeType(e):"void"}},{key:"setup",value:function(e){this.getProperties(e)}},{key:"generate",value:function(e){for(var t=this.getProperties(e),n=this.params,r=t.stackNode,i=0,a=n.length-1;i<a;i++){var o=n[i],s=null,u=null,l=null,c=null,h=null,d=null;o.isNode?(c="int",l=this.getVarName(i),s="0",u=o.build(e,c),h="<"):(c=o.type||"int",l=o.name||this.getVarName(i),s=o.start,u=o.end,h=o.condition,d=o.update,"number"==typeof s?s=e.generateConst(c,s):s&&s.isNode&&(s=s.build(e,c)),"number"==typeof u?u=e.generateConst(c,u):u&&u.isNode&&(u=u.build(e,c)),void 0!==s&&void 0===u?(s+=" - 1",u="0",h=">="):void 0!==u&&void 0===s&&(s="0",h="<"),void 0===h&&(h=Number(s)>Number(u)?">=":"<"));var f={start:s,end:u},p=f.start,v=f.end,m="",g="",y="";d||(d="int"===c||"uint"===c?h.includes("<")?"++":"--":h.includes("<")?"+= 1.":"-= 1."),m+=e.getVar(c,l)+" = "+p,g+=l+" "+h+" "+v,y+=l+" "+d;var _="for ( ".concat(m,"; ").concat(g,"; ").concat(y," )");e.addFlowCode((0===i?"\n":"")+e.tab+_+" {\n\n").addFlowTab()}var b=r.build(e,"void"),x=t.returnsNode?t.returnsNode.build(e):"";e.removeFlowTab().addFlowCode("\n"+e.tab+b);for(var S=0,A=this.params.length-1;S<A;S++)e.addFlowCode((0===S?"":e.tab)+"}\n\n").removeFlowTab();return e.addFlowTab(),x}}],[{key:"type",get:function(){return"LoopNode"}}])}(TS),gR=function(){for(var e=arguments.length,t=new Array(e),n=0;n<e;n++)t[n]=arguments[n];return MA(new 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o}(n),u=s.texture,l=s.stride,c=s.size;!0===r&&fC.mulAssign(this.morphBaseInfluence),!0===i&&AC.mulAssign(this.morphBaseInfluence);var h=BA(c.width);gR(o,function(e){var n=e.i,a=FA(0).toVar();t.mesh.count>1&&null!==t.mesh.morphTexture&&void 0!==t.mesh.morphTexture?a.assign(PE(t.mesh.morphTexture,HA(BA(n).add(1),BA(rR))).r):a.assign(VC("morphTargetInfluences","float").element(n).toVar()),!0===r&&fC.addAssign(xR({bufferMap:u,influence:a,stride:l,width:h,depth:n,offset:BA(0)})),!0===i&&AC.addAssign(xR({bufferMap:u,influence:a,stride:l,width:h,depth:n,offset:BA(1)}))})}},{key:"update",value:function(){var e=this.morphBaseInfluence;this.mesh.geometry.morphTargetsRelative?e.value=1:e.value=1-this.mesh.morphTargetInfluences.reduce(function(e,t){return e+t},0)}}],[{key:"type",get:function(){return"MorphNode"}}])}(TS),TR=kA(wR),MR=function(e){function t(){var e;return A(this,t),(e=y(this,t,["vec3"])).isLightingNode=!0,e}return x(t,e),T(t,null,[{key:"type",get:function(){return"LightingNode"}}])}(TS),ER=function(e){function t(){var e,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:null;return A(this,t),(e=y(this,t)).aoNode=n,e}return x(t,e),T(t,[{key:"setup",value:function(e){e.context.ambientOcclusion.mulAssign(this.aoNode)}}],[{key:"type",get:function(){return"AONode"}}])}(MR),CR=function(e){function t(e){var n,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:null,i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null,a=arguments.length>3&&void 0!==arguments[3]?arguments[3]:null;return A(this,t),(n=y(this,t,[e])).lightingModel=r,n.backdropNode=i,n.backdropAlphaNode=a,n._value=null,n}return x(t,e),T(t,[{key:"getContext",value:function(){var e=this.backdropNode,t=this.backdropAlphaNode,n={directDiffuse:jA().toVar("directDiffuse"),directSpecular:jA().toVar("directSpecular"),indirectDiffuse:jA().toVar("indirectDiffuse"),indirectSpecular:jA().toVar("indirectSpecular")};return{radiance:jA().toVar("radiance"),irradiance:jA().toVar("irradiance"),iblIrradiance:jA().toVar("iblIrradiance"),ambientOcclusion:FA(1).toVar("ambientOcclusion"),reflectedLight:n,backdrop:e,backdropAlpha:t}}},{key:"setup",value:function(e){return this.value=this._value||(this._value=this.getContext()),this.value.lightingModel=this.lightingModel||e.context.lightingModel,n(t,"setup",this,3)([e])}}],[{key:"type",get:function(){return"LightingContextNode"}}])}(LM),kR=kA(CR),RR=function(e){function t(e){var n;return A(this,t),(n=y(this,t)).node=e,n}return x(t,e),T(t,[{key:"setup",value:function(e){e.context.irradiance.addAssign(this.node)}}],[{key:"type",get:function(){return"IrradianceNode"}}])}(MR),IR=function(e){function t(e){var n;return A(this,t),(n=y(this,t)).scope=e,n.isViewportNode=!0,n}return x(t,e),T(t,[{key:"getNodeType",value:function(){return this.scope===t.VIEWPORT?"vec4":"vec2"}},{key:"getUpdateType",value:function(){var e=_S.NONE;return this.scope!==t.SIZE&&this.scope!==t.VIEWPORT||(e=_S.RENDER),this.updateType=e,e}},{key:"update",value:function(e){var n=e.renderer,r=n.getRenderTarget();this.scope===t.VIEWPORT?null!==r?AR.copy(r.viewport):(n.getViewport(AR),AR.multiplyScalar(n.getPixelRatio())):null!==r?(SR.width=r.width,SR.height=r.height):n.getDrawingBufferSize(SR)}},{key:"setup",value:function(){var e=this.scope;return e===t.SIZE?fw(SR||(SR=new Vc)):e===t.VIEWPORT?fw(AR||(AR=new uh)):VA(LR.div(PR))}},{key:"generate",value:function(e){if(this.scope===t.COORDINATE){var r=e.getFragCoord();if(e.isFlipY()){var i=e.getNodeProperties(PR).outputNode.build(e);r="".concat(e.getType("vec2"),"( ").concat(r,".x, ").concat(i,".y - ").concat(r,".y )")}return r}return n(t,"generate",this,3)([e])}}],[{key:"type",get:function(){return"ScreenNode"}}])}(TS);IR.COORDINATE="coordinate",IR.VIEWPORT="viewport",IR.SIZE="size",IR.UV="uv";var NR=RA(IR,IR.UV),PR=RA(IR,IR.SIZE),LR=RA(IR,IR.COORDINATE),DR=RA(IR,IR.VIEWPORT),OR=DR.zw,FR=LR.sub(DR.xy),BR=FR.div(OR),UR=IA(function(){return console.warn('TSL.ViewportNode: "viewportResolution" is deprecated. Use "screenSize" instead.'),PR},"vec2").once()(),zR=IA(function(){return console.warn('TSL.ViewportNode: "viewportTopLeft" is deprecated. Use "screenUV" instead.'),NR},"vec2").once()(),VR=IA(function(){return console.warn('TSL.ViewportNode: "viewportBottomLeft" is deprecated. Use "screenUV.flipY()" instead.'),NR.flipY()},"vec2").once()(),HR=new Vc,WR=function(e){function t(){var e,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:NR,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:null,i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null;return A(this,t),null===i&&((i=new Up).minFilter=hl),(e=y(this,t,[i,n,r])).generateMipmaps=!1,e.isOutputTextureNode=!0,e.updateBeforeType=_S.FRAME,e}return x(t,e),T(t,[{key:"updateBefore",value:function(e){var t=e.renderer;t.getDrawingBufferSize(HR);var n=this.value;n.image.width===HR.width&&n.image.height===HR.height||(n.image.width=HR.width,n.image.height=HR.height,n.needsUpdate=!0);var r=n.generateMipmaps;n.generateMipmaps=this.generateMipmaps,t.copyFramebufferToTexture(n),n.generateMipmaps=r}},{key:"clone",value:function(){var e=new this.constructor(this.uvNode,this.levelNode,this.value);return e.generateMipmaps=this.generateMipmaps,e}}],[{key:"type",get:function(){return"ViewportTextureNode"}}])}(IE),GR=kA(WR),jR=kA(WR,null,null,{generateMipmaps:!0}),QR=null,qR=function(e){function t(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:NR,n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:null;return A(this,t),null===QR&&(QR=new zp),y(this,t,[e,n,QR])}return x(t,e),T(t,null,[{key:"type",get:function(){return"ViewportDepthTextureNode"}}])}(WR),XR=kA(qR),YR=function(e){function t(e){var n,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:null;return A(this,t),(n=y(this,t,["float"])).scope=e,n.valueNode=r,n.isViewportDepthNode=!0,n}return x(t,e),T(t,[{key:"generate",value:function(e){return this.scope===t.DEPTH_BASE?e.getFragDepth():n(t,"generate",this,3)([e])}},{key:"setup",value:function(e){var n=e.camera,r=this.scope,i=this.valueNode,a=null;if(r===t.DEPTH_BASE)null!==i&&(a=eI().assign(i));else if(r===t.DEPTH)a=n.isPerspectiveCamera?ZR(gC.z,zE,VE):KR(gC.z,zE,VE);else if(r===t.LINEAR_DEPTH)if(null!==i)if(n.isPerspectiveCamera){var o=JR(i,zE,VE);a=KR(o,zE,VE)}else a=i;else a=KR(gC.z,zE,VE);return a}}],[{key:"type",get:function(){return"ViewportDepthNode"}}])}(TS);YR.DEPTH_BASE="depthBase",YR.DEPTH="depth",YR.LINEAR_DEPTH="linearDepth";var KR=function(e,t,n){return e.add(t).div(t.sub(n))},ZR=function(e,t,n){return t.add(e).mul(n).div(n.sub(t).mul(e))},JR=function(e,t,n){return t.mul(n).div(n.sub(t).mul(e).sub(n))},$R=function(e,t,n){t=t.max(1e-6).toVar();var r=RT(e.negate().div(t)),i=RT(n.div(t));return r.div(i)},eI=kA(YR,YR.DEPTH_BASE),tI=RA(YR,YR.DEPTH),nI=kA(YR,YR.LINEAR_DEPTH),rI=nI(XR());tI.assign=function(e){return eI(e)};var iI=function(e){function t(e){var n;return A(this,t),(n=y(this,t,["float"])).name=e,n.isBuiltinNode=!0,n}return x(t,e),T(t,[{key:"generate",value:function(){return this.name}}])}(TS),aI=kA(iI),oI=function(e){function t(){var e,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:t.DEFAULT;return A(this,t),(e=y(this,t)).scope=n,e}return x(t,e),T(t,[{key:"setup",value:function(e){n(t,"setup",this,3)([e]);var r=e.clippingContext,i=r.intersectionPlanes,a=r.unionPlanes;return this.hardwareClipping=e.material.hardwareClipping,this.scope===t.ALPHA_TO_COVERAGE?this.setupAlphaToCoverage(i,a):this.scope===t.HARDWARE?this.setupHardwareClipping(a,e):this.setupDefault(i,a)}},{key:"setupAlphaToCoverage",value:function(e,t){var n=this;return IA(function(){var r=FA().toVar("distanceToPlane"),i=FA().toVar("distanceToGradient"),a=FA(1).toVar("clipOpacity"),o=t.length;if(!1===n.hardwareClipping&&o>0){var s=BE(t);gR(o,function(e){var t=e.i,n=s.element(t);r.assign(gC.dot(n.xyz).negate().add(n.w)),i.assign(r.fwidth().div(2)),a.mulAssign(AM(i.negate(),i,r))})}var u=e.length;if(u>0){var l=BE(e),c=FA(1).toVar("intersectionClipOpacity");gR(u,function(e){var 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a=this.lightsNode||e.lightsNode;return t.length>0&&(a=e.renderer.lighting.createNode([].concat(I(a.getLights()),t))),a}},{key:"setupLightingModel",value:function(){}},{key:"setupLighting",value:function(e){var t=e.material,n=this.backdropNode,r=this.backdropAlphaNode,i=this.emissiveNode,a=!0===this.lights||null!==this.lightsNode?this.setupLights(e):null,o=this.setupOutgoingLight(e);if(a&&a.getScope().hasLights){var s=this.setupLightingModel(e);o=kR(a,s,n,r)}else null!==n&&(o=jA(null!==r?_M(o,n,r):n));return(i&&!0===i.isNode||t.emissive&&!0===t.emissive.isColor)&&(yw.assign(jA(i||_k)),o=o.add(yw)),o}},{key:"setupOutput",value:function(e,t){if(!0===this.fog){var n=e.fogNode;n&&(Dw.assign(t),t=YA(n))}return t}},{key:"setDefaultValues",value:function(e){for(var t in e){var n=e[t];void 0===this[t]&&(this[t]=n,n&&n.clone&&(this[t]=n.clone()))}var r=Object.getOwnPropertyDescriptors(e.constructor.prototype);for(var i in r)void 0===Object.getOwnPropertyDescriptor(this.constructor.prototype,i)&&void 0!==r[i].get&&Object.defineProperty(this.constructor.prototype,i,r[i])}},{key:"toJSON",value:function(e){var t=void 0===e||"string"==typeof e;t&&(e={textures:{},images:{},nodes:{}});var n=Ud.prototype.toJSON.call(this,e),r=uS(this);n.inputNodes={};var i,a=L(r);try{for(a.s();!(i=a.n()).done;){var o=i.value,s=o.property,u=o.childNode;n.inputNodes[s]=u.toJSON(e).uuid}}catch(f){a.e(f)}finally{a.f()}function l(e){var t=[];for(var n in e){var r=e[n];delete r.metadata,t.push(r)}return t}if(t){var c=l(e.textures),h=l(e.images),d=l(e.nodes);c.length>0&&(n.textures=c),h.length>0&&(n.images=h),d.length>0&&(n.nodes=d)}return n}},{key:"copy",value:function(e){return this.lightsNode=e.lightsNode,this.envNode=e.envNode,this.colorNode=e.colorNode,this.normalNode=e.normalNode,this.opacityNode=e.opacityNode,this.backdropNode=e.backdropNode,this.backdropAlphaNode=e.backdropAlphaNode,this.alphaTestNode=e.alphaTestNode,this.positionNode=e.positionNode,this.geometryNode=e.geometryNode,this.depthNode=e.depthNode,this.shadowPositionNode=e.shadowPositionNode,this.receivedShadowNode=e.receivedShadowNode,this.castShadowNode=e.castShadowNode,this.outputNode=e.outputNode,this.mrtNode=e.mrtNode,this.fragmentNode=e.fragmentNode,this.vertexNode=e.vertexNode,n(t,"copy",this,3)([e])}}],[{key:"type",get:function(){return"NodeMaterial"}}])}(Ud),hI=null,dI=function(e){function t(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:NR,n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:null;return A(this,t),null===hI&&(hI=new Up),y(this,t,[e,n,hI])}return x(t,e),T(t,[{key:"updateReference",value:function(){return 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y=Rw.dot(r),_=Rw.dot(yC),b=Rw.dot(d),x=Iw.dot(r),S=Iw.dot(yC),A=Iw.dot(d);t=xI({alphaT:Cw,alphaB:h,dotTV:_,dotBV:S,dotTL:y,dotBL:x,dotNV:p,dotNL:f}),n=wI({alphaT:Cw,alphaB:h,dotNH:v,dotTH:b,dotBH:A})}else t=bI({alpha:h,dotNL:f,dotNV:p}),n=SI({alpha:h,dotNH:v});return g.mul(t).mul(n)}),MI=IA(function(e){var t=e.roughness,n=e.dotNV,r=YA(-1,-.0275,-.572,.022),i=YA(1,.0425,1.04,-.04),a=t.mul(r).add(i),o=a.x.mul(a.x).min(n.mul(-9.28).exp2()).mul(a.x).add(a.y);return VA(-1.04,1.04).mul(o).add(a.zw)}).setLayout({name:"DFGApprox",type:"vec2",inputs:[{name:"roughness",type:"float"},{name:"dotNV",type:"vec3"}]}),EI=IA(function(e){var t=e.f,n=e.f90,r=e.dotVH.oneMinus().saturate(),i=r.mul(r),a=r.mul(i,i).clamp(0,.9999);return t.sub(jA(n).mul(a)).div(a.oneMinus())}).setLayout({name:"Schlick_to_F0",type:"vec3",inputs:[{name:"f",type:"vec3"},{name:"f90",type:"float"},{name:"dotVH",type:"float"}]}),CI=1/6,kI=function(e){return Jw(CI,Jw(e,Jw(e,e.negate().add(3)).sub(3)).add(1))},RI=function(e){return 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A(this,t),(n=y(this,t,["vec2"])).countNode=e,n.uvNode=r,n.frameNode=i,n}return x(t,e),T(t,[{key:"setup",value:function(){var e=this.frameNode,t=this.uvNode,n=this.countNode,r=n.width,i=n.height,a=e.mod(r.mul(i)).floor(),o=a.mod(r),s=i.sub(a.add(1).div(r).ceil()),u=n.reciprocal(),l=VA(o,s);return t.add(l).mul(u)}}],[{key:"type",get:function(){return"SpriteSheetUVNode"}}])}(TS),HN=kA(VN),WN=function(e){function t(e){var n,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:null,i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null,a=arguments.length>3&&void 0!==arguments[3]?arguments[3]:FA(1),o=arguments.length>4&&void 0!==arguments[4]?arguments[4]:fC,s=arguments.length>5&&void 0!==arguments[5]?arguments[5]:AC;return A(this,t),(n=y(this,t,["vec4"])).textureXNode=e,n.textureYNode=r,n.textureZNode=i,n.scaleNode=a,n.positionNode=o,n.normalNode=s,n}return x(t,e),T(t,[{key:"setup",value:function(){var e=this.textureXNode,t=this.textureYNode,n=this.textureZNode,r=this.scaleNode,i=this.positionNode,a=this.normalNode.abs().normalize();a=a.div(a.dot(jA(1)));var o=i.yz.mul(r),s=i.zx.mul(r),u=i.xy.mul(r),l=e.value,c=null!==t?t.value:l,h=null!==n?n.value:l,d=NE(l,o).mul(a.x),f=NE(c,s).mul(a.y),p=NE(h,u).mul(a.z);return Kw(d,f,p)}}],[{key:"type",get:function(){return"TriplanarTexturesNode"}}])}(TS),GN=kA(WN),jN=new pp,QN=new ph,qN=new ph,XN=new ph,YN=new Gh,KN=new ph(0,0,-1),ZN=new uh,JN=new ph,$N=new ph,eP=new uh,tP=new Vc,nP=new lh,rP=NR.flipX();nP.depthTexture=new zp(1,1);var iP=!1,aP=function(e){function t(){var e,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return A(this,t),(e=y(this,t,[n.defaultTexture||nP.texture,rP]))._reflectorBaseNode=n.reflector||new oP(e,n),e._depthNode=null,e.setUpdateMatrix(!1),e}return x(t,e),T(t,[{key:"reflector",get:function(){return this._reflectorBaseNode}},{key:"target",get:function(){return this._reflectorBaseNode.target}},{key:"getDepthNode",value:function(){if(null===this._depthNode){if(!0!==this._reflectorBaseNode.depth)throw new Error("THREE.ReflectorNode: Depth node can only be requested when the reflector is created with { depth: true }. ");this._depthNode=MA(new t({defaultTexture:nP.depthTexture,reflector:this._reflectorBaseNode}))}return this._depthNode}},{key:"setup",value:function(e){return e.object.isQuadMesh||this._reflectorBaseNode.build(e),n(t,"setup",this,3)([e])}},{key:"clone",value:function(){var e=new this.constructor(this.reflectorNode);return e._reflectorBaseNode=this._reflectorBaseNode,e}}],[{key:"type",get:function(){return"ReflectorNode"}}])}(IE),oP=function(e){function t(e){var n,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};A(this,t),n=y(this,t);var i=r.target,a=void 0===i?new gd:i,o=r.resolution,s=void 0===o?1:o,u=r.generateMipmaps,l=void 0!==u&&u,c=r.bounces,h=void 0===c||c,d=r.depth,f=void 0!==d&&d;return n.textureNode=e,n.target=a,n.resolution=s,n.generateMipmaps=l,n.bounces=h,n.depth=f,n.updateBeforeType=h?_S.RENDER:_S.FRAME,n.virtualCameras=new WeakMap,n.renderTargets=new WeakMap,n}return x(t,e),T(t,[{key:"_updateResolution",value:function(e,t){var n=this.resolution;t.getDrawingBufferSize(tP),e.setSize(Math.round(tP.width*n),Math.round(tP.height*n))}},{key:"setup",value:function(e){return this._updateResolution(nP,e.renderer),n(t,"setup",this,3)([e])}},{key:"getVirtualCamera",value:function(e){var t=this.virtualCameras.get(e);return void 0===t&&(t=e.clone(),this.virtualCameras.set(e,t)),t}},{key:"getRenderTarget",value:function(e){var t=this.renderTargets.get(e);return void 0===t&&(t=new lh(0,0,{type:_l}),!0===this.generateMipmaps&&(t.texture.minFilter=1008,t.texture.generateMipmaps=!0),!0===this.depth&&(t.depthTexture=new zp),this.renderTargets.set(e,t)),t}},{key:"updateBefore",value:function(e){if(!1===this.bounces&&iP)return!1;iP=!0;var t=e.scene,n=e.camera,r=e.renderer,i=e.material,a=this.target,o=this.getVirtualCamera(n),s=this.getRenderTarget(o);if(r.getDrawingBufferSize(tP),this._updateResolution(s,r),qN.setFromMatrixPosition(a.matrixWorld),XN.setFromMatrixPosition(n.matrixWorld),YN.extractRotation(a.matrixWorld),QN.set(0,0,1),QN.applyMatrix4(YN),JN.subVectors(qN,XN),!(JN.dot(QN)>0)){JN.reflect(QN).negate(),JN.add(qN),YN.extractRotation(n.matrixWorld),KN.set(0,0,-1),KN.applyMatrix4(YN),KN.add(XN),$N.subVectors(qN,KN),$N.reflect(QN).negate(),$N.add(qN),o.coordinateSystem=n.coordinateSystem,o.position.copy(JN),o.up.set(0,1,0),o.up.applyMatrix4(YN),o.up.reflect(QN),o.lookAt($N),o.near=n.near,o.far=n.far,o.updateMatrixWorld(),o.projectionMatrix.copy(n.projectionMatrix),jN.setFromNormalAndCoplanarPoint(QN,qN),jN.applyMatrix4(o.matrixWorldInverse),ZN.set(jN.normal.x,jN.normal.y,jN.normal.z,jN.constant);var u=o.projectionMatrix;eP.x=(Math.sign(ZN.x)+u.elements[8])/u.elements[0],eP.y=(Math.sign(ZN.y)+u.elements[9])/u.elements[5],eP.z=-1,eP.w=(1+u.elements[10])/u.elements[14],ZN.multiplyScalar(1/ZN.dot(eP));u.elements[2]=ZN.x,u.elements[6]=ZN.y,u.elements[10]=r.coordinateSystem===Cc?ZN.z-0:ZN.z+1-0,u.elements[14]=ZN.w,this.textureNode.value=s.texture,!0===this.depth&&(this.textureNode.getDepthNode().value=s.depthTexture),i.visible=!1;var l=r.getRenderTarget(),c=r.getMRT(),h=r.autoClear;r.setMRT(null),r.setRenderTarget(s),r.autoClear=!0,r.render(t,o),r.setMRT(c),r.setRenderTarget(l),r.autoClear=h,i.visible=!0,iP=!1}}}],[{key:"type",get:function(){return"ReflectorBaseNode"}}])}(TS),sP=new Lv(-1,1,1,-1,0,1),uP=function(e){function t(){var e,n=arguments.length>0&&void 0!==arguments[0]&&arguments[0];A(this,t);var r=!1===n?[0,-1,0,1,2,1]:[0,2,0,0,2,0];return(e=y(this,t)).setAttribute("position",new Kd([-1,3,0,-1,-1,0,3,-1,0],3)),e.setAttribute("uv",new Kd(r,2)),e}return x(t,e),T(t)}(af),lP=new uP,cP=function(e){function t(){var e,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:null;return A(this,t),(e=y(this,t,[lP,n])).camera=sP,e.isQuadMesh=!0,e}return x(t,e),T(t,[{key:"renderAsync",value:(n=v(d().m(function e(t){return d().w(function(e){for(;;)if(0===e.n)return e.a(2,t.renderAsync(this,sP))},e,this)})),function(e){return n.apply(this,arguments)})},{key:"render",value:function(e){e.render(this,sP)}}]);var n}(gf),hP=new Vc,dP=function(e){function t(e){var n,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:null,i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null,a=arguments.length>3&&void 0!==arguments[3]?arguments[3]:{type:_l};A(this,t);var o=new lh(r,i,a);return(n=y(this,t,[o.texture,EE()])).node=e,n.width=r,n.height=i,n.pixelRatio=1,n.renderTarget=o,n.textureNeedsUpdate=!0,n.autoUpdate=!0,n._rttNode=null,n._quadMesh=new cP(new cI),n.updateBeforeType=_S.RENDER,n}return x(t,e),T(t,[{key:"autoSize",get:function(){return null===this.width}},{key:"setup",value:function(e){return this._rttNode=this.node.context(e.getSharedContext()),this._quadMesh.material.name="RTT",this._quadMesh.material.needsUpdate=!0,n(t,"setup",this,3)([e])}},{key:"setSize",value:function(e,t){this.width=e,this.height=t;var n=e*this.pixelRatio,r=t*this.pixelRatio;this.renderTarget.setSize(n,r),this.textureNeedsUpdate=!0}},{key:"setPixelRatio",value:function(e){this.pixelRatio=e,this.setSize(this.width,this.height)}},{key:"updateBefore",value:function(e){var t=e.renderer;if(!1!==this.textureNeedsUpdate||!1!==this.autoUpdate){if(this.textureNeedsUpdate=!1,!0===this.autoSize){this.pixelRatio=t.getPixelRatio();var n=t.getSize(hP);this.setSize(n.width,n.height)}this._quadMesh.material.fragmentNode=this._rttNode;var r=t.getRenderTarget();t.setRenderTarget(this.renderTarget),this._quadMesh.render(t),t.setRenderTarget(r)}}},{key:"clone",value:function(){var e=new IE(this.value,this.uvNode,this.levelNode);return e.sampler=this.sampler,e.referenceNode=this,e}}],[{key:"type",get:function(){return"RTTNode"}}])}(IE),fP=function(e){for(var t=arguments.length,n=new Array(t>1?t-1:0),r=1;r<t;r++)n[r-1]=arguments[r];return MA(g(dP,[MA(e)].concat(n)))},pP=IA(function(e,t){var n,r=C(e,3),i=r[0],a=r[1],o=r[2];t.renderer.coordinateSystem===Cc?(i=VA(i.x,i.y.oneMinus()).mul(2).sub(1),n=YA(jA(i,a),1)):n=YA(jA(i.x,i.y.oneMinus(),a).mul(2).sub(1),1);var s=YA(o.mul(n));return s.xyz.div(s.w)}),vP=IA(function(e){var t=C(e,2),n=t[0],r=t[1].mul(YA(n,1)),i=r.xy.div(r.w).mul(.5).add(.5).toVar();return VA(i.x,i.y.oneMinus())}),mP=IA(function(e){var t=C(e,3),n=t[0],r=t[1],i=t[2],a=kE(PE(r)),o=HA(n.mul(a)).toVar(),s=PE(r,o).toVar(),u=PE(r,o.sub(HA(2,0))).toVar(),l=PE(r,o.sub(HA(1,0))).toVar(),c=PE(r,o.add(HA(1,0))).toVar(),h=PE(r,o.add(HA(2,0))).toVar(),d=PE(r,o.add(HA(0,2))).toVar(),f=PE(r,o.add(HA(0,1))).toVar(),p=PE(r,o.sub(HA(0,1))).toVar(),v=PE(r,o.sub(HA(0,2))).toVar(),m=WT(Zw(FA(2).mul(l).sub(u),s)).toVar(),g=WT(Zw(FA(2).mul(c).sub(h),s)).toVar(),y=WT(Zw(FA(2).mul(f).sub(d),s)).toVar(),_=WT(Zw(FA(2).mul(p).sub(v),s)).toVar(),b=pP(n,s,i).toVar(),x=m.lessThan(g).select(b.sub(pP(n.sub(VA(FA(1).div(a.x),0)),l,i)),b.negate().add(pP(n.add(VA(FA(1).div(a.x),0)),c,i))),S=y.lessThan(_).select(b.sub(pP(n.add(VA(0,FA(1).div(a.y))),f,i)),b.negate().add(pP(n.sub(VA(0,FA(1).div(a.y))),p,i)));return DT(hM(x,S))}),gP=function(e){function t(e,n){var r,i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:Float32Array;return A(this,t),(r=y(this,t,[ArrayBuffer.isView(e)?e:new i(e*n),n])).isStorageInstancedBufferAttribute=!0,r}return 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i,a=e.context.assign;if(i=!1===e.isAvailable("storageBuffer")?!0!==this.node.isPBO||!0===a||!this.node.value.isInstancedBufferAttribute&&"compute"===e.shaderStage?this.node.build(e):e.generatePBO(this):n(t,"generate",this,3)([e]),!0!==a){var o=this.getNodeType(e);i=e.format(i,o,r)}return i}}],[{key:"type",get:function(){return"StorageArrayElementNode"}}])}(MS),bP=kA(_P),xP=function(e){function t(e){var n,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:null,i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0;A(this,t);var a,o=null;return r&&r.isStruct?(a="struct",o=r.layout):null===r&&(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute)?(a=function(e){return lS.get(e)}(e.itemSize),i=e.count):a=r,(n=y(this,t,[e,a,i])).isStorageBufferNode=!0,n.structTypeNode=o,n.access=bS.READ_WRITE,n.isAtomic=!1,n.isPBO=!1,n._attribute=null,n._varying=null,n.global=!0,!0!==e.isStorageBufferAttribute&&!0!==e.isStorageInstancedBufferAttribute&&(e.isInstancedBufferAttribute?e.isStorageInstancedBufferAttribute=!0:e.isStorageBufferAttribute=!0),n}return x(t,e),T(t,[{key:"getHash",value:function(e){if(0===this.bufferCount){var t=e.globalCache.getData(this.value);return void 0===t&&(t={node:this},e.globalCache.setData(this.value,t)),t.node.uuid}return this.uuid}},{key:"getInputType",value:function(){return this.value.isIndirectStorageBufferAttribute?"indirectStorageBuffer":"storageBuffer"}},{key:"element",value:function(e){return bP(this,e)}},{key:"setPBO",value:function(e){return this.isPBO=e,this}},{key:"getPBO",value:function(){return this.isPBO}},{key:"setAccess",value:function(e){return this.access=e,this}},{key:"toReadOnly",value:function(){return this.setAccess(bS.READ_ONLY)}},{key:"setAtomic",value:function(e){return this.isAtomic=e,this}},{key:"toAtomic",value:function(){return this.setAtomic(!0)}},{key:"getAttributeData",value:function(){return null===this._attribute&&(this._attribute=uE(this.value),this._varying=WM(this._attribute)),{attribute:this._attribute,varying:this._varying}}},{key:"getNodeType",value:function(e){return null!==this.structTypeNode?this.structTypeNode.getNodeType(e):e.isAvailable("storageBuffer")||e.isAvailable("indirectStorageBuffer")?n(t,"getNodeType",this,3)([e]):this.getAttributeData().attribute.getNodeType(e)}},{key:"generate",value:function(e){if(null!==this.structTypeNode&&this.structTypeNode.build(e),e.isAvailable("storageBuffer")||e.isAvailable("indirectStorageBuffer"))return n(t,"generate",this,3)([e]);var r=this.getAttributeData(),i=r.attribute,a=r.varying.build(e);return e.registerTransform(a,i),a}}],[{key:"type",get:function(){return"StorageBufferNode"}}])}(LE),SP=function(e){return MA(new 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scope:",r),n}}],[{key:"type",get:function(){return"SceneNode"}}])}(TS);EP.BACKGROUND_BLURRINESS="backgroundBlurriness",EP.BACKGROUND_INTENSITY="backgroundIntensity",EP.BACKGROUND_ROTATION="backgroundRotation";var CP=RA(EP,EP.BACKGROUND_BLURRINESS),kP=RA(EP,EP.BACKGROUND_INTENSITY),RP=RA(EP,EP.BACKGROUND_ROTATION),IP=function(e){function t(e,n){var r,i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null;return A(this,t),(r=y(this,t,[e,n])).storeNode=i,r.isStorageTextureNode=!0,r.access=bS.WRITE_ONLY,r}return x(t,e),T(t,[{key:"getInputType",value:function(){return"storageTexture"}},{key:"setup",value:function(e){n(t,"setup",this,3)([e]),e.getNodeProperties(this).storeNode=this.storeNode}},{key:"setAccess",value:function(e){return this.access=e,this}},{key:"generate",value:function(e,r){return null!==this.storeNode?this.generateStore(e):n(t,"generate",this,3)([e,r])}},{key:"toReadWrite",value:function(){return this.setAccess(bS.READ_WRITE)}},{key:"toReadOnly",value:function(){return this.setAccess(bS.READ_ONLY)}},{key:"toWriteOnly",value:function(){return this.setAccess(bS.WRITE_ONLY)}},{key:"generateStore",value:function(e){var r=e.getNodeProperties(this),i=r.uvNode,a=r.storeNode,o=n(t,"generate",this,3)([e,"property"]),s=i.build(e,"uvec2"),u=a.build(e,"vec4"),l=e.generateTextureStore(e,o,s,u);e.addLineFlowCode(l,this)}}],[{key:"type",get:function(){return"StorageTextureNode"}}])}(IE),NP=kA(IP),PP=function(e){function t(e,n){var r,i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null;return A(this,t),(r=y(this,t,[e,n,i])).userData=i,r}return x(t,e),T(t,[{key:"updateReference",value:function(e){return this.reference=null!==this.userData?this.userData:e.object.userData,this.reference}}],[{key:"type",get:function(){return"UserDataNode"}}])}(zC),LP=new WeakMap;function DP(e){var t=LP.get(e);return void 0===t&&(t={},LP.set(e,t)),t}function OP(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,n=DP(e),r=n[t];return void 0===r&&(n[t]=r=new Gh),r}var FP=RA(function(e){function t(){var e;return A(this,t),(e=y(this,t,["vec2"])).projectionMatrix=null,e.updateType=_S.OBJECT,e.updateAfterType=_S.OBJECT,e.previousModelWorldMatrix=fw(new Gh),e.previousProjectionMatrix=fw(new Gh).setGroup(cw),e.previousCameraViewMatrix=fw(new Gh),e}return x(t,e),T(t,[{key:"setProjectionMatrix",value:function(e){this.projectionMatrix=e}},{key:"update",value:function(e){var t=e.frameId,n=e.camera,r=OP(e.object);this.previousModelWorldMatrix.value.copy(r);var i=DP(n);i.frameId!==t&&(i.frameId=t,void 0===i.previousProjectionMatrix?(i.previousProjectionMatrix=new Gh,i.previousCameraViewMatrix=new Gh,i.currentProjectionMatrix=new Gh,i.currentCameraViewMatrix=new Gh,i.previousProjectionMatrix.copy(this.projectionMatrix||n.projectionMatrix),i.previousCameraViewMatrix.copy(n.matrixWorldInverse)):(i.previousProjectionMatrix.copy(i.currentProjectionMatrix),i.previousCameraViewMatrix.copy(i.currentCameraViewMatrix)),i.currentProjectionMatrix.copy(this.projectionMatrix||n.projectionMatrix),i.currentCameraViewMatrix.copy(n.matrixWorldInverse),this.previousProjectionMatrix.value.copy(i.previousProjectionMatrix),this.previousCameraViewMatrix.value.copy(i.previousCameraViewMatrix))}},{key:"updateAfter",value:function(e){var t=e.object;OP(t).copy(t.matrixWorld)}},{key:"setup",value:function(){var e=null===this.projectionMatrix?HE:fw(this.projectionMatrix),t=this.previousCameraViewMatrix.mul(this.previousModelWorldMatrix),n=e.mul(uC).mul(fC),r=this.previousProjectionMatrix.mul(t).mul(pC),i=n.xy.div(n.w),a=r.xy.div(r.w);return Zw(i,a)}}],[{key:"type",get:function(){return"VelocityNode"}}])}(CS)),BP=IA(function(e){var t=C(e,2),n=t[0],r=t[1];return 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t=this._previousTextures[e];if(void 0!==t){var n=this._textures[e],r=this.renderTarget.textures.indexOf(n);this.renderTarget.textures[r]=t,this._textures[e]=t,this._previousTextures[e]=n,this._textureNodes[e].updateTexture(),this._previousTextureNodes[e].updateTexture()}}},{key:"getTextureNode",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:"output",t=this._textureNodes[e];return void 0===t&&((t=MA(new JP(this,e))).updateTexture(),this._textureNodes[e]=t),t}},{key:"getPreviousTextureNode",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:"output",t=this._previousTextureNodes[e];return void 0===t&&(void 0===this._textureNodes[e]&&this.getTextureNode(e),(t=MA(new JP(this,e,!0))).updateTexture(),this._previousTextureNodes[e]=t),t}},{key:"getViewZNode",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:"depth",t=this._viewZNodes[e];if(void 0===t){var 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r=this,i=e.renderer,a=i.getRenderObjectFunction();i.setRenderObjectFunction(function(e,t,n,a,o,s,u,l){if((o.isMeshToonMaterial||o.isMeshToonNodeMaterial)&&!1===o.wireframe){var c=r._getOutlineMaterial(o);i.renderObject(e,t,n,a,c,s,u,l)}i.renderObject(e,t,n,a,o,s,u,l)}),n(t,"updateBefore",this,3)([e]),i.setRenderObjectFunction(a)}},{key:"_createMaterial",value:function(){var e=new cI;e.isMeshToonOutlineMaterial=!0,e.name="Toon_Outline",e.side=1;var t=AC.negate(),n=HE.mul(uC),r=FA(1),i=n.mul(YA(fC,1)),a=n.mul(YA(fC.add(t),1)),o=DT(i.sub(a));return e.vertexNode=i.add(o.mul(this.thicknessNode).mul(i.w).mul(r)),e.colorNode=YA(this.colorNode,this.alphaNode),e}},{key:"_getOutlineMaterial",value:function(e){var t=this._materialCache.get(e);return void 0===t&&(t=this._createMaterial(),this._materialCache.set(e,t)),t}}],[{key:"type",get:function(){return"ToonOutlinePassNode"}}])}($P),tL=IA(function(e){var t=C(e,2),n=t[0],r=t[1];return 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x(t,e),T(t,[{key:"isScriptableOutputNode",get:function(){return null!==this.outputType}},{key:"value",get:function(){return this._value},set:function(e){this._value!==e&&(this._cache&&"URL"===this.inputType&&this.value.value instanceof ArrayBuffer&&(URL.revokeObjectURL(this._cache),this._cache=null),this._value=e,this.events.dispatchEvent({type:"change"}),this.refresh())}},{key:"refresh",value:function(){this.events.dispatchEvent({type:"refresh"})}},{key:"getValue",value:function(){var e=this.value;if(e&&null===this._cache&&"URL"===this.inputType&&e.value instanceof ArrayBuffer)this._cache=URL.createObjectURL(new Blob([e.value]));else if(e&&null!==e.value&&void 0!==e.value&&(("URL"===this.inputType||"String"===this.inputType)&&"string"==typeof e.value||"Number"===this.inputType&&"number"==typeof e.value||"Vector2"===this.inputType&&e.value.isVector2||"Vector3"===this.inputType&&e.value.isVector3||"Vector4"===this.inputType&&e.value.isVector4||"Color"===this.inputType&&e.value.isColor||"Matrix3"===this.inputType&&e.value.isMatrix3||"Matrix4"===this.inputType&&e.value.isMatrix4))return e.value;return this._cache||e}},{key:"getNodeType",value:function(e){return this.value&&this.value.isNode?this.value.getNodeType(e):"float"}},{key:"setup",value:function(){return this.value&&this.value.isNode?this.value:FA()}},{key:"serialize",value:function(e){n(t,"serialize",this,3)([e]),null!==this.value?"ArrayBuffer"===this.inputType?e.value=mS(this.value):e.value=this.value?this.value.toJSON(e.meta).uuid:null:e.value=null,e.inputType=this.inputType,e.outputType=this.outputType}},{key:"deserialize",value:function(e){n(t,"deserialize",this,3)([e]);var r=null;null!==e.value&&(r="ArrayBuffer"===e.inputType?gS(e.value):"Texture"===e.inputType?e.meta.textures[e.value]:e.meta.nodes[e.value]||null),this.value=r,this.inputType=e.inputType,this.outputType=e.outputType}}],[{key:"type",get:function(){return"ScriptableValueNode"}}])}(TS),mL=kA(vL),gL=function(e){function t(){return A(this,t),y(this,t,arguments)}return x(t,e),T(t,[{key:"get",value:function(e){var r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:null;if(this.has(e))return n(t,"get",this,3)([e]);if(null!==r){for(var i=arguments.length,a=new Array(i>2?i-2:0),o=2;o<i;o++)a[o-2]=arguments[o];var s=r.apply(void 0,a);return this.set(e,s),s}}}])}(m(Map)),yL=function(){return T(function e(t){A(this,e),this.scriptableNode=t},[{key:"parameters",get:function(){return this.scriptableNode.parameters}},{key:"layout",get:function(){return this.scriptableNode.getLayout()}},{key:"getInputLayout",value:function(e){return this.scriptableNode.getInputLayout(e)}},{key:"get",value:function(e){var t=this.parameters[e];return t?t.getValue():null}}])}(),_L=new gL,bL=function(e){function t(){var e,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:null,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return A(this,t),(e=y(this,t)).codeNode=n,e.parameters=r,e._local=new gL,e._output=mL(),e._outputs={},e._source=e.source,e._method=null,e._object=null,e._value=null,e._needsOutputUpdate=!0,e.onRefresh=e.onRefresh.bind(e),e.isScriptableNode=!0,e}return x(t,e),T(t,[{key:"source",get:function(){return this.codeNode?this.codeNode.code:""}},{key:"setLocal",value:function(e,t){return this._local.set(e,t)}},{key:"getLocal",value:function(e){return this._local.get(e)}},{key:"onRefresh",value:function(){this._refresh()}},{key:"getInputLayout",value:function(e){var t,n=L(this.getLayout());try{for(n.s();!(t=n.n()).done;){var r=t.value;if(r.inputType&&(r.id===e||r.name===e))return 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this.getDefaultOutput().getValue()}},{key:"deleteParameter",value:function(e){var t=this.parameters[e];return t&&(t.isScriptableNode&&(t=t.getDefaultOutput()),t.events.removeEventListener("refresh",this.onRefresh)),this}},{key:"clearParameters",value:function(){for(var e=0,t=Object.keys(this.parameters);e<t.length;e++){var n=t[e];this.deleteParameter(n)}return this.needsUpdate=!0,this}},{key:"call",value:function(e){var t=this.getObject()[e];if("function"==typeof t){for(var n=arguments.length,r=new Array(n>1?n-1:0),i=1;i<n;i++)r[i-1]=arguments[i];return t.apply(void 0,r)}}},{key:"callAsync",value:(r=v(d().m(function e(t){var n,r,i,a,o,s,u=arguments;return d().w(function(e){for(;;)switch(e.n){case 0:if(n=this.getObject(),"function"!=typeof(r=n[t])){e.n=4;break}for(i=u.length,a=new Array(i>1?i-1:0),o=1;o<i;o++)a[o-1]=u[o];if("AsyncFunction"!==r.constructor.name){e.n=2;break}return e.n=1,r.apply(void 0,a);case 1:s=e.v,e.n=3;break;case 2:s=r.apply(void 0,a);case 3:return e.a(2,s);case 4:return e.a(2)}},e,this)})),function(e){return r.apply(this,arguments)})},{key:"getNodeType",value:function(e){return this.getDefaultOutputNode().getNodeType(e)}},{key:"refresh",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:null;null!==e?this.getOutput(e).refresh():this._refresh()}},{key:"getObject",value:function(){var e=this;if(this.needsUpdate&&this.dispose(),null!==this._object)return this._object;var t=new yL(this),n=_L.get("THREE"),r=_L.get("TSL"),i=this.getMethod(),a=[t,this._local,_L,function(){return e.refresh()},function(t,n){return e.setOutput(t,n)},n,r];this._object=i.apply(void 0,a);var o=this._object.layout;if(o&&(!1===o.cache&&this._local.clear(),this._output.outputType=o.outputType||null,Array.isArray(o.elements))){var s,u=L(o.elements);try{for(u.s();!(s=u.n()).done;){var l=s.value,c=l.id||l.name;l.inputType&&(void 0===this.getParameter(c)&&this.setParameter(c,null),this.getParameter(c).inputType=l.inputType),l.outputType&&(void 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this._method=g(Function,["parameters","local","global","refresh","setOutput","THREE","TSL"].concat([n])),this._method}},{key:"dispose",value:function(){null!==this._method&&(this._object&&"function"==typeof this._object.dispose&&this._object.dispose(),this._method=null,this._object=null,this._source=null,this._value=null,this._needsOutputUpdate=!0,this._output.value=null,this._outputs={})}},{key:"setup",value:function(){return this.getDefaultOutputNode()}},{key:"getCacheKey",value:function(e){var t,n=[(t=this.source,iS(t)),this.getDefaultOutputNode().getCacheKey(e)];for(var r in this.parameters)n.push(this.parameters[r].getCacheKey(e));return aS(n)}},{key:"needsUpdate",get:function(){return this.source!==this._source},set:function(e){!0===e&&this.dispose()}},{key:"_exec",value:function(){return null===this.codeNode||(!0===this._needsOutputUpdate&&(this._value=this.call("main"),this._needsOutputUpdate=!1),this._output.value=this._value),this}},{key:"_refresh",value:function(){this.needsUpdate=!0,this._exec(),this._output.refresh()}}],[{key:"type",get:function(){return"ScriptableNode"}}]);var r}(TS),xL=kA(bL);function SL(e){var t,n=e.context.getViewZ;return void 0!==n&&(t=n(this)),(t||gC.z).negate()}var AL=IA(function(e,t){var n=C(e,2),r=n[0],i=n[1],a=SL(t);return AM(r,i,a)}),wL=IA(function(e,t){var n=C(e,1)[0],r=SL(t);return n.mul(n,r,r).negate().exp().oneMinus()}),TL=IA(function(e){var t=C(e,2),n=t[0],r=t[1];return YA(r.toFloat().mix(Dw.rgb,n.toVec3()),Dw.a)});var ML=null,EL=null,CL=function(e){function t(){var e,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:FA(),r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:FA();return A(this,t),(e=y(this,t)).minNode=n,e.maxNode=r,e}return x(t,e),T(t,[{key:"getVectorLength",value:function(e){var 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i,a=e.context.assign;if(i=n(t,"generate",this,3)([e]),!0!==a){var o=this.getNodeType(e);i=e.format(i,o,r)}return i}}])}(MS),zL=function(e){function t(e,n){var r,i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0;return A(this,t),(r=y(this,t,[n])).bufferType=n,r.bufferCount=i,r.isWorkgroupInfoNode=!0,r.elementType=n,r.scope=e,r}return x(t,e),T(t,[{key:"label",value:function(e){return this.name=e,this}},{key:"setScope",value:function(e){return this.scope=e,this}},{key:"getElementType",value:function(){return this.elementType}},{key:"getInputType",value:function(){return"".concat(this.scope,"Array")}},{key:"element",value:function(e){return MA(new UL(this,e))}},{key:"generate",value:function(e){return e.getScopedArray(this.name||"".concat(this.scope,"Array_").concat(this.id),this.scope.toLowerCase(),this.bufferType,this.bufferCount)}}])}(TS),VL=function(e){function t(e,n,r){var i,a=arguments.length>3&&void 0!==arguments[3]?arguments[3]:null;return A(this,t),(i=y(this,t,["uint"])).method=e,i.pointerNode=n,i.valueNode=r,i.storeNode=a,i}return x(t,e),T(t,[{key:"getInputType",value:function(e){return this.pointerNode.getNodeType(e)}},{key:"getNodeType",value:function(e){return this.getInputType(e)}},{key:"generate",value:function(e){var t=this.method,n=this.getNodeType(e),r=this.getInputType(e),i=this.pointerNode,a=this.valueNode,o=[];o.push("&".concat(i.build(e,r))),null!==a&&o.push(a.build(e,r));var s="".concat(e.getMethod(t,n),"( ").concat(o.join(", ")," )");if(null!==this.storeNode){var u=this.storeNode.build(e,r);e.addLineFlowCode("".concat(u," = ").concat(s),this)}else e.addLineFlowCode(s,this)}}],[{key:"type",get:function(){return"AtomicFunctionNode"}}])}(CS);VL.ATOMIC_LOAD="atomicLoad",VL.ATOMIC_STORE="atomicStore",VL.ATOMIC_ADD="atomicAdd",VL.ATOMIC_SUB="atomicSub",VL.ATOMIC_MAX="atomicMax",VL.ATOMIC_MIN="atomicMin",VL.ATOMIC_AND="atomicAnd",VL.ATOMIC_OR="atomicOr",VL.ATOMIC_XOR="atomicXor";var HL,WL=kA(VL),GL=function(e,t,n){var r=WL(e,t,n,arguments.length>3&&void 0!==arguments[3]?arguments[3]:null);return r.append(),r};function jL(e){var t=(HL=HL||new WeakMap).get(e);return void 0===t&&HL.set(e,t={}),t}function QL(e){var t=jL(e);return t.shadowMatrix||(t.shadowMatrix=fw("mat4").setGroup(cw).onRenderUpdate(function(){return!0!==e.castShadow&&e.shadow.updateMatrices(e),e.shadow.matrix}))}function qL(e){var t=jL(e);return t.position||(t.position=fw(new ph).setGroup(cw).onRenderUpdate(function(t,n){return n.value.setFromMatrixPosition(e.matrixWorld)}))}function XL(e){var t=jL(e);return t.targetPosition||(t.targetPosition=fw(new ph).setGroup(cw).onRenderUpdate(function(t,n){return n.value.setFromMatrixPosition(e.target.matrixWorld)}))}var YL=function(e,t){var n,r=L(t);try{for(r.s();!(n=r.n()).done;){var i=n.value;if(i.isAnalyticLightNode&&i.light.id===e)return i}}catch(a){r.e(a)}finally{r.f()}return null},KL=new WeakMap,ZL=function(e){function t(){var e;return 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e.id-t.id})}(this._lights),a=e.renderer.library,o=L(i);try{for(o.s();!(t=o.n()).done;){var s=t.value;if(s.isNode)n.push(MA(s));else{var u=null;if(null!==r&&(u=YL(s.id,r)),null===u){var l=a.getLightNodeClass(s.constructor);if(null===l){console.warn("LightsNode.setupNodeLights: Light node not found for ".concat(s.constructor.name));continue}var c=null;KL.has(s)?c=KL.get(s):(c=MA(new l(s)),KL.set(s,c)),n.push(c)}}}}catch(h){o.e(h)}finally{o.f()}this._lightNodes=n}},{key:"setupLights",value:function(e,t){var n,r=L(t);try{for(r.s();!(n=r.n()).done;){n.value.build(e)}}catch(i){r.e(i)}finally{r.f()}}},{key:"setup",value:function(e){null===this._lightNodes&&this.setupLightsNode(e);var t=e.context,n=t.lightingModel,r=this.outgoingLightNode;if(n){var i=this._lightNodes,a=this.totalDiffuseNode,o=this.totalSpecularNode;t.outgoingLight=r;var s=e.addStack();e.getDataFromNode(this).nodes=s.nodes,n.start(t,s,e),this.setupLights(e,i),n.indirect(t,s,e);var u=t.backdrop,l=t.backdropAlpha,c=t.reflectedLight,h=c.directDiffuse,d=c.directSpecular,f=c.indirectDiffuse,p=c.indirectSpecular,v=h.add(f);null!==u&&(v=jA(null!==l?l.mix(v,u):u),t.material.transparent=!0),a.assign(v),o.assign(d.add(p)),r.assign(a.add(o)),n.finish(t,s,e),r=r.bypass(e.removeStack())}return r}},{key:"setLights",value:function(e){return this._lights=e,this._lightNodes=null,this._lightNodesHash=null,this}},{key:"getLights",value:function(){return this._lights}},{key:"hasLights",get:function(){return this._lights.length>0}}],[{key:"type",get:function(){return"LightsNode"}}])}(TS),JL=function(e){function t(e){var n;return A(this,t),(n=y(this,t)).light=e,n.updateBeforeType=_S.RENDER,n.isShadowBaseNode=!0,n}return x(t,e),T(t,[{key:"setupShadowPosition",value:function(e){var t=e.material;$L.assign(t.shadowPositionNode||vC)}},{key:"dispose",value:function(){this.updateBeforeType=_S.NONE}}],[{key:"type",get:function(){return"ShadowBaseNode"}}])}(TS),$L=jA().toVar("shadowPositionWorld");function eD(e,t){return t=function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return t.toneMapping=e.toneMapping,t.toneMappingExposure=e.toneMappingExposure,t.outputColorSpace=e.outputColorSpace,t.renderTarget=e.getRenderTarget(),t.activeCubeFace=e.getActiveCubeFace(),t.activeMipmapLevel=e.getActiveMipmapLevel(),t.renderObjectFunction=e.getRenderObjectFunction(),t.pixelRatio=e.getPixelRatio(),t.mrt=e.getMRT(),t.clearColor=e.getClearColor(t.clearColor||new Od),t.clearAlpha=e.getClearAlpha(),t.autoClear=e.autoClear,t.scissorTest=e.getScissorTest(),t}(e,t),e.setMRT(null),e.setRenderObjectFunction(null),e.setClearColor(0,1),e.autoClear=!0,t}var tD,nD=new WeakMap,rD=IA(function(e){var t=C(e,3),n=t[0],r=t[1],i=t[2],a=vC.sub(n).length();return a=(a=a.sub(r).div(i.sub(r))).saturate()}),iD=function(e){var t=nD.get(e);if(void 0===t){var n=e.isPointLight?function(e){var t=e.shadow.camera,n=VC("near","float",t).setGroup(cw),r=VC("far","float",t).setGroup(cw),i=ZE(e);return rD(i,n,r)}(e):null;(t=new cI).colorNode=YA(0,0,0,1),t.depthNode=n,t.isShadowPassMaterial=!0,t.name="ShadowMaterial",t.fog=!1,nD.set(e,t)}return t},aD=IA(function(e){var t=e.depthTexture,n=e.shadowCoord;return NE(t,n.xy).compare(n.z)}),oD=IA(function(e){var t=e.depthTexture,n=e.shadowCoord,r=e.shadow,i=function(e,n){return NE(t,e).compare(n)},a=VC("mapSize","vec2",r).setGroup(cw),o=VC("radius","float",r).setGroup(cw),s=VA(1).div(a),u=s.x.negate().mul(o),l=s.y.negate().mul(o),c=s.x.mul(o),h=s.y.mul(o),d=u.div(2),f=l.div(2),p=c.div(2),v=h.div(2);return Kw(i(n.xy.add(VA(u,l)),n.z),i(n.xy.add(VA(0,l)),n.z),i(n.xy.add(VA(c,l)),n.z),i(n.xy.add(VA(d,f)),n.z),i(n.xy.add(VA(0,f)),n.z),i(n.xy.add(VA(p,f)),n.z),i(n.xy.add(VA(u,0)),n.z),i(n.xy.add(VA(d,0)),n.z),i(n.xy,n.z),i(n.xy.add(VA(p,0)),n.z),i(n.xy.add(VA(c,0)),n.z),i(n.xy.add(VA(d,v)),n.z),i(n.xy.add(VA(0,v)),n.z),i(n.xy.add(VA(p,v)),n.z),i(n.xy.add(VA(u,h)),n.z),i(n.xy.add(VA(0,h)),n.z),i(n.xy.add(VA(c,h)),n.z)).mul(1/17)}),sD=IA(function(e){var t=e.depthTexture,n=e.shadowCoord,r=e.shadow,i=function(e,n){return NE(t,e).compare(n)},a=VC("mapSize","vec2",r).setGroup(cw),o=VA(1).div(a),s=o.x,u=o.y,l=n.xy,c=OT(l.mul(a).add(.5));return l.subAssign(c.mul(o)),Kw(i(l,n.z),i(l.add(VA(s,0)),n.z),i(l.add(VA(0,u)),n.z),i(l.add(o),n.z),_M(i(l.add(VA(s.negate(),0)),n.z),i(l.add(VA(s.mul(2),0)),n.z),c.x),_M(i(l.add(VA(s.negate(),u)),n.z),i(l.add(VA(s.mul(2),u)),n.z),c.x),_M(i(l.add(VA(0,u.negate())),n.z),i(l.add(VA(0,u.mul(2))),n.z),c.y),_M(i(l.add(VA(s,u.negate())),n.z),i(l.add(VA(s,u.mul(2))),n.z),c.y),_M(_M(i(l.add(VA(s.negate(),u.negate())),n.z),i(l.add(VA(s.mul(2),u.negate())),n.z),c.x),_M(i(l.add(VA(s.negate(),u.mul(2))),n.z),i(l.add(VA(s.mul(2),u.mul(2))),n.z),c.x),c.y)).mul(1/9)}),uD=IA(function(e){var t=e.depthTexture,n=e.shadowCoord,r=FA(1).toVar(),i=NE(t).sample(n.xy).rg,a=oM(n.z,i.x);return LA(a.notEqual(FA(1)),function(){var e=n.z.sub(i.x),t=iM(0,i.y.mul(i.y)),o=t.div(t.add(e.mul(e)));o=bM(Zw(o,.3).div(.95-.3)),r.assign(bM(iM(a,o)))}),r}),lD=IA(function(e){var t=e.samples,n=e.radius,r=e.size,i=e.shadowPass,a=FA(0).toVar(),o=FA(0).toVar(),s=t.lessThanEqual(FA(1)).select(FA(0),FA(2).div(t.sub(1))),u=t.lessThanEqual(FA(1)).select(FA(0),FA(-1));gR({start:BA(0),end:BA(t),type:"int",condition:"<"},function(e){var t=e.i,l=u.add(FA(t).mul(s)),c=i.sample(Kw(LR.xy,VA(0,l).mul(n)).div(r)).x;a.addAssign(c),o.addAssign(c.mul(c))}),a.divAssign(t),o.divAssign(t);var l=IT(o.sub(a.mul(a)));return VA(a,l)}),cD=IA(function(e){var t=e.samples,n=e.radius,r=e.size,i=e.shadowPass,a=FA(0).toVar(),o=FA(0).toVar(),s=t.lessThanEqual(FA(1)).select(FA(0),FA(2).div(t.sub(1))),u=t.lessThanEqual(FA(1)).select(FA(0),FA(-1));gR({start:BA(0),end:BA(t),type:"int",condition:"<"},function(e){var t=e.i,l=u.add(FA(t).mul(s)),c=i.sample(Kw(LR.xy,VA(l,0).mul(n)).div(r));a.addAssign(c.x),o.addAssign(Kw(c.y.mul(c.y),c.x.mul(c.x)))}),a.divAssign(t),o.divAssign(t);var l=IT(o.sub(a.mul(a)));return VA(a,l)}),hD=[aD,oD,sD,uD],dD=new cP,fD=function(e){function t(e){var n,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:null;return A(this,t),(n=y(this,t,[e])).shadow=r||e.shadow,n.shadowMap=null,n.vsmShadowMapVertical=null,n.vsmShadowMapHorizontal=null,n.vsmMaterialVertical=null,n.vsmMaterialHorizontal=null,n._node=null,n.isShadowNode=!0,n}return x(t,e),T(t,[{key:"setupShadowFilter",value:function(e,t){var n=t.filterFn,r=t.depthTexture,i=t.shadowCoord,a=t.shadow,o=i.x.greaterThanEqual(0).and(i.x.lessThanEqual(1)).and(i.y.greaterThanEqual(0)).and(i.y.lessThanEqual(1)).and(i.z.lessThanEqual(1)),s=n({depthTexture:r,shadowCoord:i,shadow:a});return o.select(s,FA(1))}},{key:"setupShadowCoord",value:function(e,t){var n,r=this.shadow,i=e.renderer,a=VC("bias","float",r).setGroup(cw),o=t;if(r.camera.isOrthographicCamera||!0!==i.logarithmicDepthBuffer)n=(o=o.xyz.div(o.w)).z,i.coordinateSystem===Cc&&(n=n.mul(2).sub(1));else{var s=o.w;o=o.xy.div(s);var u=VC("near","float",r.camera).setGroup(cw),l=VC("far","float",r.camera).setGroup(cw);n=$R(s.negate(),u,l)}return o=jA(o.x,o.y.oneMinus(),n.add(a))}},{key:"getShadowFilterFn",value:function(e){return hD[e]}},{key:"setupShadow",value:function(e){var t=e.renderer,n=this.light,r=this.shadow,i=t.shadowMap.type,a=new zp(r.mapSize.width,r.mapSize.height);a.compareFunction=513;var o=e.createRenderTarget(r.mapSize.width,r.mapSize.height);if(o.depthTexture=a,r.camera.updateProjectionMatrix(),3===i){a.compareFunction=null,this.vsmShadowMapVertical=e.createRenderTarget(r.mapSize.width,r.mapSize.height,{format:kl,type:_l}),this.vsmShadowMapHorizontal=e.createRenderTarget(r.mapSize.width,r.mapSize.height,{format:kl,type:_l});var s=NE(a),u=NE(this.vsmShadowMapVertical.texture),l=VC("blurSamples","float",r).setGroup(cw),c=VC("radius","float",r).setGroup(cw),h=VC("mapSize","vec2",r).setGroup(cw),d=this.vsmMaterialVertical||(this.vsmMaterialVertical=new cI);d.fragmentNode=lD({samples:l,radius:c,size:h,shadowPass:s}).context(e.getSharedContext()),d.name="VSMVertical",(d=this.vsmMaterialHorizontal||(this.vsmMaterialHorizontal=new cI)).fragmentNode=cD({samples:l,radius:c,size:h,shadowPass:u}).context(e.getSharedContext()),d.name="VSMHorizontal"}var f=VC("intensity","float",r).setGroup(cw),p=VC("normalBias","float",r).setGroup(cw),v=QL(n).mul($L.add(CC.mul(p))),m=this.setupShadowCoord(e,v),g=r.filterNode||this.getShadowFilterFn(t.shadowMap.type)||null;if(null===g)throw new Error("THREE.WebGPURenderer: Shadow map type not supported yet.");var y=3===i?this.vsmShadowMapHorizontal.texture:a,_=this.setupShadowFilter(e,{filterFn:g,shadowTexture:o.texture,depthTexture:y,shadowCoord:m,shadow:r}),b=NE(o.texture,m),x=_M(1,_.rgb.mix(b,1),f.mul(b.a)).toVar();return this.shadowMap=o,this.shadow.map=o,x}},{key:"setup",value:function(e){var t=this;if(!1!==e.renderer.shadowMap.enabled)return IA(function(){var n=t._node;return t.setupShadowPosition(e),null===n&&(t._node=n=t.setupShadow(e)),e.material.shadowNode&&console.warn('THREE.NodeMaterial: ".shadowNode" is deprecated. Use ".castShadowNode" instead.'),e.material.receivedShadowNode&&(n=e.material.receivedShadowNode(n)),n})()}},{key:"renderShadow",value:function(e){var t=this.shadow,n=this.shadowMap,r=this.light,i=e.renderer,a=e.scene;t.updateMatrices(r),n.setSize(t.mapSize.width,t.mapSize.height),i.render(a,t.camera)}},{key:"updateShadow",value:function(e){var t=this.shadowMap,n=this.light,r=this.shadow,i=e.renderer,a=e.scene,o=e.camera,s=i.shadowMap.type,u=t.depthTexture.version;this._depthVersionCached=u,r.camera.layers.mask=o.layers.mask;var l=i.getRenderObjectFunction(),c=i.getMRT(),h=!!c&&c.has("velocity");tD=function(e,t,n){return n=function(e,t){return t=function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return t.background=e.background,t.backgroundNode=e.backgroundNode,t.overrideMaterial=e.overrideMaterial,t}(e,t),e.background=null,e.backgroundNode=null,e.overrideMaterial=null,t}(t,n=eD(e,n)),n}(i,a,tD),a.overrideMaterial=iD(n),i.setRenderObjectFunction(function(e,t,n,a,u,l){if(!0===e.castShadow||e.receiveShadow&&3===s){h&&(vS(e).useVelocity=!0),e.onBeforeShadow(i,e,o,r.camera,a,t.overrideMaterial,l);for(var c=arguments.length,d=new Array(c>6?c-6:0),f=6;f<c;f++)d[f-6]=arguments[f];i.renderObject.apply(i,[e,t,n,a,u,l].concat(d)),e.onAfterShadow(i,e,o,r.camera,a,t.overrideMaterial,l)}}),i.setRenderTarget(t),this.renderShadow(e),i.setRenderObjectFunction(l),!0!==n.isPointLight&&3===s&&this.vsmPass(i),function(e,t,n){!function(e,t){e.toneMapping=t.toneMapping,e.toneMappingExposure=t.toneMappingExposure,e.outputColorSpace=t.outputColorSpace,e.setRenderTarget(t.renderTarget,t.activeCubeFace,t.activeMipmapLevel),e.setRenderObjectFunction(t.renderObjectFunction),e.setPixelRatio(t.pixelRatio),e.setMRT(t.mrt),e.setClearColor(t.clearColor,t.clearAlpha),e.autoClear=t.autoClear,e.setScissorTest(t.scissorTest)}(e,n),function(e,t){e.background=t.background,e.backgroundNode=t.backgroundNode,e.overrideMaterial=t.overrideMaterial}(t,n)}(i,a,tD)}},{key:"vsmPass",value:function(e){var t=this.shadow;this.vsmShadowMapVertical.setSize(t.mapSize.width,t.mapSize.height),this.vsmShadowMapHorizontal.setSize(t.mapSize.width,t.mapSize.height),e.setRenderTarget(this.vsmShadowMapVertical),dD.material=this.vsmMaterialVertical,dD.render(e),e.setRenderTarget(this.vsmShadowMapHorizontal),dD.material=this.vsmMaterialHorizontal,dD.render(e)}},{key:"dispose",value:function(){this.shadowMap.dispose(),this.shadowMap=null,null!==this.vsmShadowMapVertical&&(this.vsmShadowMapVertical.dispose(),this.vsmShadowMapVertical=null,this.vsmMaterialVertical.dispose(),this.vsmMaterialVertical=null),null!==this.vsmShadowMapHorizontal&&(this.vsmShadowMapHorizontal.dispose(),this.vsmShadowMapHorizontal=null,this.vsmMaterialHorizontal.dispose(),this.vsmMaterialHorizontal=null),n(t,"dispose",this,3)([])}},{key:"updateBefore",value:function(e){var t=this.shadow;(t.needsUpdate||t.autoUpdate)&&(this.updateShadow(e),this.shadowMap.depthTexture.version===this._depthVersionCached&&(t.needsUpdate=!1))}}],[{key:"type",get:function(){return"ShadowNode"}}])}(JL),pD=IA(function(e){var t=e.lightDistance,n=e.cutoffDistance,r=e.decayExponent,i=t.pow(r).max(.01).reciprocal();return n.greaterThan(0).select(i.mul(t.div(n).pow4().oneMinus().clamp().pow2()),i)}),vD=IA(function(e,t){var n=e.color,r=e.lightViewPosition,i=e.cutoffDistance,a=e.decayExponent,o=t.context.lightingModel,s=r.sub(gC),u=s.normalize(),l=s.length(),c=pD({lightDistance:l,cutoffDistance:i,decayExponent:a}),h=n.mul(c),d=t.context.reflectedLight;o.direct({lightDirection:u,lightColor:h,reflectedLight:d},t.stack,t)}),mD=IA(function(e){var t=C(e,1)[0],n=(void 0===t?EE():t).mul(2),r=n.x.floor(),i=n.y.floor();return r.add(i).mod(2).sign()}),gD=IA(function(e,t){var n=C(e,1)[0],r=void 0===n?EE():n,i=t.renderer,a=t.material,o=FA(1).toVar(),s=yM(r.mul(2).sub(1));if(a.alphaToCoverage&&i.samples>1){var u=FA(s.fwidth()).toVar();o.assign(AM(u.oneMinus(),u.add(1),s).oneMinus())}else s.greaterThan(1).discard();return o}),yD=IA(function(e){var t=C(e,3),n=t[0],r=t[1],i=t[2],a=FA(i).toVar(),o=FA(r).toVar(),s=zA(n).toVar();return NM(s,o,a)}).setLayout({name:"mx_select",type:"float",inputs:[{name:"b",type:"bool"},{name:"t",type:"float"},{name:"f",type:"float"}]}),_D=IA(function(e){var t=C(e,2),n=t[0],r=t[1],i=zA(r).toVar(),a=FA(n).toVar();return NM(i,a.negate(),a)}).setLayout({name:"mx_negate_if",type:"float",inputs:[{name:"val",type:"float"},{name:"b",type:"bool"}]}),bD=IA(function(e){var t=C(e,1)[0],n=FA(t).toVar();return BA(PT(n))}).setLayout({name:"mx_floor",type:"int",inputs:[{name:"x",type:"float"}]}),xD=IA(function(e){var t=C(e,2),n=t[0],r=t[1],i=FA(n).toVar();return r.assign(bD(i)),i.sub(FA(r))}),SD=IA(function(e){var t=C(e,6),n=t[0],r=t[1],i=t[2],a=t[3],o=t[4],s=t[5],u=FA(s).toVar(),l=FA(o).toVar(),c=FA(a).toVar(),h=FA(i).toVar(),d=FA(r).toVar(),f=FA(n).toVar(),p=FA(Zw(1,l)).toVar();return Zw(1,u).mul(f.mul(p).add(d.mul(l))).add(u.mul(h.mul(p).add(c.mul(l))))}).setLayout({name:"mx_bilerp_0",type:"float",inputs:[{name:"v0",type:"float"},{name:"v1",type:"float"},{name:"v2",type:"float"},{name:"v3",type:"float"},{name:"s",type:"float"},{name:"t",type:"float"}]}),AD=IA(function(e){var t=C(e,6),n=t[0],r=t[1],i=t[2],a=t[3],o=t[4],s=t[5],u=FA(s).toVar(),l=FA(o).toVar(),c=jA(a).toVar(),h=jA(i).toVar(),d=jA(r).toVar(),f=jA(n).toVar(),p=FA(Zw(1,l)).toVar();return Zw(1,u).mul(f.mul(p).add(d.mul(l))).add(u.mul(h.mul(p).add(c.mul(l))))}).setLayout({name:"mx_bilerp_1",type:"vec3",inputs:[{name:"v0",type:"vec3"},{name:"v1",type:"vec3"},{name:"v2",type:"vec3"},{name:"v3",type:"vec3"},{name:"s",type:"float"},{name:"t",type:"float"}]}),wD=PN([SD,AD]),TD=IA(function(e){var t=C(e,11),n=t[0],r=t[1],i=t[2],a=t[3],o=t[4],s=t[5],u=t[6],l=t[7],c=t[8],h=t[9],d=t[10],f=FA(d).toVar(),p=FA(h).toVar(),v=FA(c).toVar(),m=FA(l).toVar(),g=FA(u).toVar(),y=FA(s).toVar(),_=FA(o).toVar(),b=FA(a).toVar(),x=FA(i).toVar(),S=FA(r).toVar(),A=FA(n).toVar(),w=FA(Zw(1,v)).toVar(),T=FA(Zw(1,p)).toVar();return FA(Zw(1,f)).toVar().mul(T.mul(A.mul(w).add(S.mul(v))).add(p.mul(x.mul(w).add(b.mul(v))))).add(f.mul(T.mul(_.mul(w).add(y.mul(v))).add(p.mul(g.mul(w).add(m.mul(v))))))}).setLayout({name:"mx_trilerp_0",type:"float",inputs:[{name:"v0",type:"float"},{name:"v1",type:"float"},{name:"v2",type:"float"},{name:"v3",type:"float"},{name:"v4",type:"float"},{name:"v5",type:"float"},{name:"v6",type:"float"},{name:"v7",type:"float"},{name:"s",type:"float"},{name:"t",type:"float"},{name:"r",type:"float"}]}),MD=IA(function(e){var t=C(e,11),n=t[0],r=t[1],i=t[2],a=t[3],o=t[4],s=t[5],u=t[6],l=t[7],c=t[8],h=t[9],d=t[10],f=FA(d).toVar(),p=FA(h).toVar(),v=FA(c).toVar(),m=jA(l).toVar(),g=jA(u).toVar(),y=jA(s).toVar(),_=jA(o).toVar(),b=jA(a).toVar(),x=jA(i).toVar(),S=jA(r).toVar(),A=jA(n).toVar(),w=FA(Zw(1,v)).toVar(),T=FA(Zw(1,p)).toVar();return FA(Zw(1,f)).toVar().mul(T.mul(A.mul(w).add(S.mul(v))).add(p.mul(x.mul(w).add(b.mul(v))))).add(f.mul(T.mul(_.mul(w).add(y.mul(v))).add(p.mul(g.mul(w).add(m.mul(v))))))}).setLayout({name:"mx_trilerp_1",type:"vec3",inputs:[{name:"v0",type:"vec3"},{name:"v1",type:"vec3"},{name:"v2",type:"vec3"},{name:"v3",type:"vec3"},{name:"v4",type:"vec3"},{name:"v5",type:"vec3"},{name:"v6",type:"vec3"},{name:"v7",type:"vec3"},{name:"s",type:"float"},{name:"t",type:"float"},{name:"r",type:"float"}]}),ED=PN([TD,MD]),CD=IA(function(e){var t=C(e,3),n=t[0],r=t[1],i=t[2],a=FA(i).toVar(),o=FA(r).toVar(),s=UA(n).toVar(),u=UA(s.bitAnd(UA(7))).toVar(),l=FA(yD(u.lessThan(UA(4)),o,a)).toVar(),c=FA(Jw(2,yD(u.lessThan(UA(4)),a,o))).toVar();return _D(l,zA(u.bitAnd(UA(1)))).add(_D(c,zA(u.bitAnd(UA(2)))))}).setLayout({name:"mx_gradient_float_0",type:"float",inputs:[{name:"hash",type:"uint"},{name:"x",type:"float"},{name:"y",type:"float"}]}),kD=IA(function(e){var t=C(e,4),n=t[0],r=t[1],i=t[2],a=t[3],o=FA(a).toVar(),s=FA(i).toVar(),u=FA(r).toVar(),l=UA(n).toVar(),c=UA(l.bitAnd(UA(15))).toVar(),h=FA(yD(c.lessThan(UA(8)),u,s)).toVar(),d=FA(yD(c.lessThan(UA(4)),s,yD(c.equal(UA(12)).or(c.equal(UA(14))),u,o))).toVar();return _D(h,zA(c.bitAnd(UA(1)))).add(_D(d,zA(c.bitAnd(UA(2)))))}).setLayout({name:"mx_gradient_float_1",type:"float",inputs:[{name:"hash",type:"uint"},{name:"x",type:"float"},{name:"y",type:"float"},{name:"z",type:"float"}]}),RD=PN([CD,kD]),ID=IA(function(e){var t=C(e,3),n=t[0],r=t[1],i=t[2],a=FA(i).toVar(),o=FA(r).toVar(),s=qA(n).toVar();return jA(RD(s.x,o,a),RD(s.y,o,a),RD(s.z,o,a))}).setLayout({name:"mx_gradient_vec3_0",type:"vec3",inputs:[{name:"hash",type:"uvec3"},{name:"x",type:"float"},{name:"y",type:"float"}]}),ND=IA(function(e){var t=C(e,4),n=t[0],r=t[1],i=t[2],a=t[3],o=FA(a).toVar(),s=FA(i).toVar(),u=FA(r).toVar(),l=qA(n).toVar();return jA(RD(l.x,u,s,o),RD(l.y,u,s,o),RD(l.z,u,s,o))}).setLayout({name:"mx_gradient_vec3_1",type:"vec3",inputs:[{name:"hash",type:"uvec3"},{name:"x",type:"float"},{name:"y",type:"float"},{name:"z",type:"float"}]}),PD=PN([ID,ND]),LD=IA(function(e){var t=C(e,1)[0],n=FA(t).toVar();return Jw(.6616,n)}).setLayout({name:"mx_gradient_scale2d_0",type:"float",inputs:[{name:"v",type:"float"}]}),DD=IA(function(e){var t=C(e,1)[0],n=FA(t).toVar();return Jw(.982,n)}).setLayout({name:"mx_gradient_scale3d_0",type:"float",inputs:[{name:"v",type:"float"}]}),OD=IA(function(e){var t=C(e,1)[0],n=jA(t).toVar();return 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t=C(e,3),n=t[0],r=t[1],i=t[2],a=BA(i).toVar(),o=FA(r).toVar(),s=VA(n).toVar(),u=BA().toVar(),l=BA().toVar(),c=VA(xD(s.x,u),xD(s.y,l)).toVar(),h=VA(1e6,1e6).toVar();return gR({start:-1,end:BA(1),name:"x",condition:"<="},function(e){var t=e.x;gR({start:-1,end:BA(1),name:"y",condition:"<="},function(e){var n=e.y,r=FA(SO(c,t,n,u,l,o,a)).toVar();LA(r.lessThan(h.x),function(){h.y.assign(h.x),h.x.assign(r)}).ElseIf(r.lessThan(h.y),function(){h.y.assign(r)})})}),LA(a.equal(BA(0)),function(){h.assign(IT(h))}),h}).setLayout({name:"mx_worley_noise_vec2_0",type:"vec2",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),TO=IA(function(e){var t=C(e,3),n=t[0],r=t[1],i=t[2],a=BA(i).toVar(),o=FA(r).toVar(),s=VA(n).toVar(),u=BA().toVar(),l=BA().toVar(),c=VA(xD(s.x,u),xD(s.y,l)).toVar(),h=jA(1e6,1e6,1e6).toVar();return gR({start:-1,end:BA(1),name:"x",condition:"<="},function(e){var t=e.x;gR({start:-1,end:BA(1),name:"y",condition:"<="},function(e){var 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0!==arguments[1]?arguments[1]:1;return(e=FA(e)).abs().pow(t).mul(e.sign())},mx_splitlr:function(e,t,n){var r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:EE();return FO(e,t,n,r,"x")},mx_splittb:function(e,t,n){var r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:EE();return FO(e,t,n,r,"y")},mx_srgb_texture_to_lin_rec709:LO,mx_transform_uv:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return(arguments.length>2&&void 0!==arguments[2]?arguments[2]:EE()).mul(e).add(t)},mx_worley_noise_float:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:EE(),t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1;return EO(e.convert("vec2|vec3"),t,BA(1))},mx_worley_noise_vec2:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:EE(),t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1;return kO(e.convert("vec2|vec3"),t,BA(1))},mx_worley_noise_vec3:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:EE(),t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1;return IO(e.convert("vec2|vec3"),t,BA(1))},negate:QT,neutralToneMapping:cL,nodeArray:CA,nodeImmutable:RA,nodeObject:MA,nodeObjects:EA,nodeProxy:kA,normalFlat:wC,normalGeometry:SC,normalLocal:AC,normalMap:lk,normalView:TC,normalWorld:MC,normalize:DT,not:lT,notEqual:nT,numWorkgroups:NL,objectDirection:YE,objectGroup:hw,objectPosition:ZE,objectScale:JE,objectViewPosition:$E,objectWorldMatrix:KE,oneMinus:qT,or:uT,orthographicDepthToViewZ:function(e,t,n){return t.sub(n).mul(e).sub(t)},oscSawtooth:function(){return(arguments.length>0&&void 0!==arguments[0]?arguments[0]:LN).fract()},oscSine:function(){return(arguments.length>0&&void 0!==arguments[0]?arguments[0]:LN).add(.75).mul(2*Math.PI).sin().mul(.5).add(.5)},oscSquare:function(){return(arguments.length>0&&void 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Use "blendOverlay" instead.');for(var e=arguments.length,t=new Array(e),n=0;n<e;n++)t[n]=arguments[n];return VP(t)},overloadingFn:PN,parabola:EN,parallaxDirection:ak,parallaxUV:function(e,t){return e.sub(ak.mul(t))},parameter:function(e,t){return MA(new mN(e,t))},pass:function(e,t,n){return MA(new $P($P.COLOR,e,t,n))},passTexture:function(e,t){return MA(new ZP(e,t))},pcurve:function(e,t,n){return dM($w(dM(e,t),Kw(dM(e,t),dM(Zw(1,e),n))),1/t)},perspectiveDepthToViewZ:JR,pmremTexture:lN,pointUV:wP,pointWidth:Bw,positionGeometry:dC,positionLocal:fC,positionPrevious:pC,positionView:gC,positionViewDirection:yC,positionWorld:vC,positionWorldDirection:mC,posterize:YP,pow:dM,pow2:fM,pow3:pM,pow4:vM,property:vw,radians:TT,rand:TM,range:kL,rangeFog:function(e,t,n){return console.warn('THREE.TSL: "rangeFog( color, near, far )" is deprecated. Use "fog( color, rangeFogFactor( near, far ) )" instead.'),TL(e,AL(t,n))},rangeFogFactor:AL,reciprocal:ZT,reference:VC,referenceBuffer:HC,reflect:sM,reflectVector:DC,reflectView:PC,reflector:function(e){return MA(new aP(e))},refract:SM,refractVector:OC,refractView:LC,reinhardToneMapping:nL,remainder:gT,remap:yE,remapClamp:_E,renderGroup:cw,renderOutput:wE,rendererReference:rE,rotate:dN,rotateUV:FN,roughness:_w,round:KT,rtt:fP,sRGBTransferEOTF:jM,sRGBTransferOETF:QM,sampler:function(e){return(!0===e.isNode?e:NE(e)).convert("sampler")},saturate:xM,saturation:GP,screen:function(){console.warn('THREE.TSL: "screen" has been renamed. Use "blendScreen" instead.');for(var e=arguments.length,t=new Array(e),n=0;n<e;n++)t[n]=arguments[n];return zP(t)},screenCoordinate:LR,screenSize:PR,screenUV:NR,scriptable:xL,scriptableValue:mL,select:NM,setCurrentStack:NA,shaderStages:SS,shadow:function(e,t){return MA(new fD(e,t))},shadowPositionWorld:$L,shapeCircle:gD,sharedUniformGroup:uw,sheen:Aw,sheenRoughness:ww,shiftLeft:vT,shiftRight:mT,shininess:Lw,sign:GT,sin:FT,sinc:function(e,t){return FT(xT.mul(t.mul(e).sub(1))).div(xT.mul(t.mul(e).sub(1)))},skinning:function(e){return MA(new pR(e))},skinningReference:vR,smoothstep:AM,smoothstepElement:EM,specularColor:Nw,specularF90:Pw,spherizeUV:BN,split:function(e,t){return MA(new IS(MA(e),t))},spritesheetUV:HN,sqrt:IT,stack:yN,step:oM,storage:SP,storageBarrier:function(){return BL("storage").append()},storageObject:function(e,t,n){return console.warn('THREE.TSL: "storageObject()" is deprecated. Use "storage().setPBO( true )" instead.'),SP(e,t,n).setPBO(!0)},storageTexture:NP,string:function(){return MA(new OS(arguments.length>0&&void 0!==arguments[0]?arguments[0]:"","string"))},struct:function(e){var t=new _N(e,arguments.length>1&&void 0!==arguments[1]?arguments[1]:null),n=function(){for(var n=null,r=arguments.length,i=new Array(r),a=0;a<r;a++)i[a]=arguments[a];if(i.length>0)if(i[0].isNode){n={};for(var o=Object.keys(e),s=0;s<i.length;s++)n[o[s]]=i[s]}else n=i[0];return MA(new bN(t,n))};return n.layout=t,n.isStruct=!0,n},sub:Zw,subgroupIndex:iR,subgroupSize:OL,tan:UT,tangentGeometry:jC,tangentLocal:QC,tangentView:qC,tangentWorld:XC,temp:VM,texture:NE,texture3D:vN,textureBarrier:function(){return BL("texture").append()},textureBicubic:BI,textureCubeUV:tN,textureLoad:PE,textureSize:kE,textureStore:function(e,t,n){var r=NP(e,t,n);return null!==n&&r.append(),r},thickness:Vw,time:LN,timerDelta:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1;return console.warn('TSL: timerDelta() is deprecated. Use "deltaTime" instead.'),DN.mul(e)},timerGlobal:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1;return console.warn('TSL: timerGlobal() is deprecated. Use "time" instead.'),LN.mul(e)},timerLocal:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1;return console.warn('TSL: timerLocal() is deprecated. Use "time" instead.'),LN.mul(e)},toOutputColorSpace:KM,toWorkingColorSpace:ZM,toneMapping:aE,toneMappingExposure:oE,toonOutlinePass:function(e,t){var n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:new Od(0,0,0),r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:.003,i=arguments.length>4&&void 0!==arguments[4]?arguments[4]:1;return MA(new eL(e,t,MA(n),MA(r),MA(i)))},transformDirection:mM,transformNormal:RC,transformNormalToView:IC,transformedBentNormalView:ok,transformedBitangentView:nk,transformedBitangentWorld:rk,transformedClearcoatNormalView:kC,transformedNormalView:EC,transformedNormalWorld:CC,transformedTangentView:YC,transformedTangentWorld:KC,transmission:zw,transpose:eM,triNoise3D:RN,triplanarTexture:function(){return GN.apply(void 0,arguments)},triplanarTextures:GN,trunc:JT,tslFn:function(){return console.warn("TSL.ShaderNode: tslFn() has been renamed to Fn()."),IA.apply(void 0,arguments)},uint:UA,uniform:fw,uniformArray:BE,uniformGroup:sw,uniforms:function(e,t){return console.warn("TSL.UniformArrayNode: uniforms() has been renamed to uniformArray()."),MA(new FE(e,t))},userData:function(e,t,n){return MA(new PP(e,t,n))},uv:EE,uvec2:WA,uvec3:qA,uvec4:ZA,varying:WM,varyingProperty:mw,vec2:VA,vec3:jA,vec4:YA,vectorComponents:AS,velocity:FP,vertexColor:function(e){return MA(new AP(e))},vertexIndex:nR,vertexStage:GM,vibrance:jP,viewZToLogarithmicDepth:$R,viewZToOrthographicDepth:KR,viewZToPerspectiveDepth:ZR,viewport:DR,viewportBottomLeft:VR,viewportCoordinate:FR,viewportDepthTexture:XR,viewportLinearDepth:rI,viewportMipTexture:jR,viewportResolution:UR,viewportSafeUV:zN,viewportSharedTexture:fI,viewportSize:OR,viewportTexture:GR,viewportTopLeft:zR,viewportUV:BR,wgsl:function(e,t){return dL(e,t,"wgsl")},wgslFn:function(e,t){return pL(e,t,"wgsl")},workgroupArray:function(e,t){return MA(new zL("Workgroup",e,t))},workgroupBarrier:function(){return BL("workgroup").append()},workgroupId:PL,workingToColorSpace:JM,xor:cT}),VO=eN(EE(),ME("faceIndex")).normalize();VO.x,VO.y,VO.z;var HO="undefined"!=typeof self?self.GPUShaderStage:{VERTEX:1,FRAGMENT:2,COMPUTE:4};M(M(M({},bS.READ_ONLY,"read"),bS.WRITE_ONLY,"write"),bS.READ_WRITE,"read_write"),HO&&HO.VERTEX,HO&&HO.FRAGMENT,HO&&HO.COMPUTE;var WO={tsl_xor:new hL("fn tsl_xor( a : bool, b : bool ) -> bool { return ( a || b ) && !( a && b ); }"),mod_float:new hL("fn tsl_mod_float( x : f32, y : f32 ) -> f32 { return x - y * floor( x / y ); }"),mod_vec2:new hL("fn tsl_mod_vec2( x : vec2f, y : vec2f ) -> vec2f { return x - y * floor( x / y ); }"),mod_vec3:new hL("fn tsl_mod_vec3( x : vec3f, y : vec3f ) -> vec3f { return x - y * floor( x / y ); }"),mod_vec4:new hL("fn tsl_mod_vec4( x : vec4f, y : vec4f ) -> vec4f { return x - y * floor( x / y ); }"),equals_bool:new hL("fn tsl_equals_bool( a : bool, b : bool ) -> bool { return a == b; }"),equals_bvec2:new hL("fn tsl_equals_bvec2( a : vec2f, b : vec2f ) -> vec2<bool> { return vec2<bool>( a.x == b.x, a.y == b.y ); }"),equals_bvec3:new hL("fn tsl_equals_bvec3( a : vec3f, b : vec3f ) -> vec3<bool> { return vec3<bool>( a.x == b.x, a.y == b.y, a.z == b.z ); }"),equals_bvec4:new hL("fn tsl_equals_bvec4( a : vec4f, b : vec4f ) -> vec4<bool> { return vec4<bool>( a.x == b.x, a.y == b.y, a.z == b.z, a.w == b.w ); }"),repeatWrapping_float:new hL("fn tsl_repeatWrapping_float( coord: f32 ) -> f32 { return fract( coord ); }"),mirrorWrapping_float:new hL("fn tsl_mirrorWrapping_float( coord: f32 ) -> f32 { let mirrored = fract( coord * 0.5 ) * 2.0; return 1.0 - abs( 1.0 - mirrored ); }"),clampWrapping_float:new hL("fn tsl_clampWrapping_float( coord: f32 ) -> f32 { return clamp( coord, 0.0, 1.0 ); }"),biquadraticTexture:new hL("\nfn tsl_biquadraticTexture( map : texture_2d<f32>, coord : vec2f, iRes : vec2u, level : u32 ) -> vec4f {\n\n\tlet res = vec2f( iRes );\n\n\tlet uvScaled = coord * res;\n\tlet uvWrapping = ( ( uvScaled % res ) + res ) % res;\n\n\t// https://www.shadertoy.com/view/WtyXRy\n\n\tlet uv = uvWrapping - 0.5;\n\tlet iuv = floor( uv );\n\tlet f = fract( uv );\n\n\tlet rg1 = textureLoad( map, vec2u( iuv + vec2( 0.5, 0.5 ) ) % iRes, level );\n\tlet rg2 = textureLoad( map, vec2u( iuv + vec2( 1.5, 0.5 ) ) % iRes, level );\n\tlet rg3 = textureLoad( map, vec2u( iuv + vec2( 0.5, 1.5 ) ) % iRes, level );\n\tlet rg4 = textureLoad( map, vec2u( iuv + vec2( 1.5, 1.5 ) ) % iRes, level );\n\n\treturn mix( mix( rg1, rg2, f.x ), mix( rg3, rg4, f.x ), f.y );\n\n}\n")};"undefined"!=typeof navigator&&/Windows/g.test(navigator.userAgent)&&(WO.pow_float=new hL("fn tsl_pow_float( a : f32, b : f32 ) -> f32 { return select( -pow( -a, b ), pow( a, b ), a > 0.0 ); }"),WO.pow_vec2=new hL("fn tsl_pow_vec2( a : vec2f, b : vec2f ) -> vec2f { return vec2f( tsl_pow_float( a.x, b.x ), tsl_pow_float( a.y, b.y ) ); }",[WO.pow_float]),WO.pow_vec3=new hL("fn tsl_pow_vec3( a : vec3f, b : vec3f ) -> vec3f { return vec3f( tsl_pow_float( a.x, b.x ), tsl_pow_float( a.y, b.y ), tsl_pow_float( a.z, b.z ) ); }",[WO.pow_float]),WO.pow_vec4=new hL("fn tsl_pow_vec4( a : vec4f, b : vec4f ) -> vec4f { return vec4f( tsl_pow_float( a.x, b.x ), tsl_pow_float( a.y, b.y ), tsl_pow_float( a.z, b.z ), tsl_pow_float( a.w, b.w ) ); }",[WO.pow_float]))
/**
			 * @license
			 * Copyright 2010-2025 Three.js Authors
			 * SPDX-License-Identifier: MIT
			 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GO,jO=function(){function e(){var t,n,r,i,a,o,s,u,l,c,h,d=this,f=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};if(A(this,e),M(this,"tempForward",new ph),M(this,"tempMatrixLeft",new Gh),M(this,"tempMatrixRight",new Gh),M(this,"onKeyDown",function(e){switch(d.tempForward.set(0,0,-1),d.tempForward.transformDirection(d.camera.matrixWorld),d.tempMatrixLeft.makeRotationAxis(d.tempForward,Math.PI/128),d.tempMatrixRight.makeRotationAxis(d.tempForward,-Math.PI/128),e.code){case"KeyG":d.focalAdjustment+=.02,d.forceRenderNextFrame();break;case"KeyF":d.focalAdjustment-=.02,d.forceRenderNextFrame();break;case"ArrowLeft":d.camera.up.transformDirection(d.tempMatrixLeft);break;case"ArrowRight":d.camera.up.transformDirection(d.tempMatrixRight);break;case"KeyC":d.showMeshCursor=!d.showMeshCursor;break;case"KeyU":d.showControlPlane=!d.showControlPlane;break;case"KeyI":d.showInfo=!d.showInfo,d.showInfo;break;case"KeyO":d.usingExternalCamera||d.setOrthographicMode(!d.camera.isOrthographicCamera);break;case"KeyP":d.usingExternalCamera||d.splatMesh.setPointCloudModeEnabled(!d.splatMesh.getPointCloudModeEnabled());break;case"Equal":d.usingExternalCamera||d.splatMesh.setSplatScale(d.splatMesh.getSplatScale()+.05);break;case"Minus":d.usingExternalCamera||d.splatMesh.setSplatScale(Math.max(d.splatMesh.getSplatScale()-.05,0))}}),M(this,"onMouseUp",(t=new Vc,function(e){t.copy(this.mousePosition).sub(this.mouseDownPosition),Pu()-this.mouseDownTime<.5&&t.length()<2&&this.onMouseClick(e)})),M(this,"checkPointRenderDimensions",new Vc),M(this,"checkPointToNewFocalPoint",new ph),M(this,"checkPointOutHits",[]),M(this,"checkForFocalPointChange",function(){if(!d.transitioningCameraTarget&&(d.getRenderDimensions(d.checkPointRenderDimensions),d.checkPointOutHits.length=0,d.raycaster.setFromCameraAndScreenPosition(d.camera,d.mousePosition,d.checkPointRenderDimensions),d.raycaster.intersectSplatMesh(d.splatMesh,d.checkPointOutHits),d.checkPointOutHits.length>0)){var e=d.checkPointOutHits[0].origin;d.checkPointToNewFocalPoint.copy(e).sub(d.camera.position),d.checkPointToNewFocalPoint.length()>.75&&(d.previousCameraTarget.copy(d.controls.target),d.nextCameraTarget.copy(e),d.transitioningCameraTarget=!0,d.transitioningCameraTargetStartTime=Pu())}}),M(this,"updateSplatMesh",(n=new Vc,function(){if(this.splatMesh&&this.splatMesh.getSplatCount()>0){this.splatMesh.updateVisibleRegionFadeDistance(this.sceneRevealMode),this.splatMesh.updateTransforms(),this.getRenderDimensions(n);var e=.5*this.camera.projectionMatrix.elements[0]*this.devicePixelRatio*n.x,t=.5*this.camera.projectionMatrix.elements[5]*this.devicePixelRatio*n.y,r=this.camera.isOrthographicCamera?1/this.devicePixelRatio:1,i=this.focalAdjustment*r,a=1/i;this.adjustForWebXRStereo(n),this.splatMesh.updateUniforms(n,e*i,t*i,this.camera.isOrthographicCamera,this.camera.zoom||1,a)}})),M(this,"addSplatBuffers",function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:[],n=!(arguments.length>2&&void 0!==arguments[2])||arguments[2],r=!(arguments.length>3&&void 0!==arguments[3])||arguments[3],i=!(arguments.length>4&&void 0!==arguments[4])||arguments[4],a=arguments.length>5&&void 0!==arguments[5]&&arguments[5],o=arguments.length>6&&void 0!==arguments[6]&&arguments[6],s=!(arguments.length>7&&void 0!==arguments[7])||arguments[7];if(d.isDisposingOrDisposed())return Promise.resolve();var u=null,l=function(){null!==u&&(d.loadingSpinner.removeTask(u),u=null)};return d.splatRenderReady=!1,new Promise(function(c){r&&(u=d.loadingSpinner.addTask("Processing splats...")),Du(function(){if(d.isDisposingOrDisposed())c();else{var r=d.addSplatBuffersToMesh(e,t,n,i,a,s),u=d.splatMesh.getMaxSplatCount();d.sortWorker&&d.sortWorker.maxSplatCount!==u&&d.disposeSortWorker(),d.gpuAcceleratedSort||d.preSortMessages.push({centers:r.centers.buffer,sceneIndexes:r.sceneIndexes.buffer,range:{from:r.from,to:r.to,count:r.count}}),(!d.sortWorker&&u>0?d.setupSortWorker(d.splatMesh):Promise.resolve()).then(function(){d.isDisposingOrDisposed()||d.runSplatSort(!0,!0).then(function(e){d.sortWorker&&e?(o?d.splatRenderReady=!0:d.runAfterNextSort.push(function(){d.splatRenderReady=!0}),d.runAfterNextSort.push(function(){l(),c()})):(d.splatRenderReady=!0,l(),c())})})}},!0)})}),M(this,"addSplatBuffersToMesh",function(e,t){var n,i,a=this,o=!(arguments.length>2&&void 0!==arguments[2])||arguments[2],s=arguments.length>3&&void 0!==arguments[3]&&arguments[3],u=arguments.length>4&&void 0!==arguments[4]&&arguments[4],l=!(arguments.length>5&&void 0!==arguments[5])||arguments[5];if(!this.isDisposingOrDisposed()){var c=[],h=[];u||(c=this.splatMesh.scenes.map(function(e){return e.splatBuffer})||[],h=this.splatMesh.sceneOptions?this.splatMesh.sceneOptions.map(function(e){return e}):[]),(n=c).push.apply(n,I(e)),(i=h).push.apply(i,I(t)),this.renderer&&this.splatMesh.setRenderer(this.renderer);var d=this.splatMesh.build(c,h,!0,o,function(e){if(!a.isDisposingOrDisposed()){var t=a.splatMesh.getSplatCount();s&&t>=15e5&&(e||r||(a.loadingSpinner.setMinimized(!0,!0),r=a.loadingSpinner.addTask("Optimizing data structures...")))}},function(e){a.isDisposingOrDisposed()||e&&r&&(a.loadingSpinner.removeTask(r),r=null)},l);return o&&this.freeIntermediateSplatData&&this.splatMesh.freeIntermediateSplatData(),d}}),M(this,"vsyncNum",4),M(this,"shouldRender",(i=0,a=new ph,o=new fh,s=1e-4,function(){if(!this.initialized||!this.splatRenderReady||this.isDisposingOrDisposed())return!1;var e,t=!1;if(this.camera){var n=this.camera.position,r=this.camera.quaternion;t=Math.abs(n.x-a.x)>s||Math.abs(n.y-a.y)>s||Math.abs(n.z-a.z)>s||Math.abs(r.x-o.x)>s||Math.abs(r.y-o.y)>s||Math.abs(r.z-o.z)>s||Math.abs(r.w-o.w)>s}return e=this.renderMode!==tS&&(0===i||this.splatMesh.visibleRegionChanging||t||this.renderMode===eS||!0===this.dynamicMode||this.renderNextFrame),this.camera&&(a.copy(this.camera.position),o.copy(this.camera.quaternion)),i++,e})),M(this,"render",function(){if(this.initialized&&this.splatRenderReady&&!this.isDisposingOrDisposed()){var e=this.renderer.autoClear;(function(e){var t,n=L(e.children);try{for(n.s();!(t=n.n()).done;)if(t.value.visible)return!0}catch(r){n.e(r)}finally{n.f()}return!1})(this.threeScene)&&(this.renderer.render(this.threeScene,this.camera),this.renderer.autoClear=!1),this.renderer.render(this.splatMesh,this.camera),this.renderer.autoClear=!1,this.sceneHelper.getFocusMarkerOpacity()>0&&this.renderer.render(this.sceneHelper.focusMarker,this.camera),this.showControlPlane&&this.renderer.render(this.sceneHelper.controlPlane,this.camera),this.renderer.autoClear=e}}),M(this,"sortedIndexes",void 0),M(this,"lastCalcTime",Pu()),M(this,"fpsFrameCount",0),M(this,"updateFPS",function(){if(d.consecutiveRenderFrames>60){var e=Pu();e-d.lastCalcTime>=1?(d.currentFPS=d.fpsFrameCount,d.fpsFrameCount=0,d.lastCalcTime=e):d.fpsFrameCount++}else d.currentFPS=null}),M(this,"updateForRendererSizeChanges",(l=new Vc,c=new Vc,function(){this.usingExternalCamera||(this.renderer.getSize(c),void 0!==u&&u===this.camera.isOrthographicCamera&&c.x===l.x&&c.y===l.y||(this.camera.isOrthographicCamera?(this.camera.left=-c.x/2,this.camera.right=c.x/2,this.camera.top=c.y/2,this.camera.bottom=-c.y/2):this.camera.aspect=c.x/c.y,this.camera.updateProjectionMatrix(),l.copy(c),u=this.camera.isOrthographicCamera))})),M(this,"timingSensitiveUpdates",function(){var e=Pu();h||(h=e);var t=e-h;this.updateCameraTransition(e),this.updateFocusMarker(t),h=e}),M(this,"tempCameraTarget",new ph),M(this,"toPreviousTarget",new ph),M(this,"toNextTarget",new ph),M(this,"updateCameraTransition",function(e){if(d.transitioningCameraTarget){d.toPreviousTarget.copy(d.previousCameraTarget).sub(d.camera.position).normalize(),d.toNextTarget.copy(d.nextCameraTarget).sub(d.camera.position).normalize();var t=Math.acos(d.toPreviousTarget.dot(d.toNextTarget)),n=(t/(Math.PI/3)*.65+.3)/t*(e-d.transitioningCameraTargetStartTime);d.tempCameraTarget.copy(d.previousCameraTarget).lerp(d.nextCameraTarget,n),d.camera.lookAt(d.tempCameraTarget),d.controls.target.copy(d.tempCameraTarget),n>=1&&(d.transitioningCameraTarget=!1)}}),M(this,"updateFocusMarker",function(){var e=new Vc,t=!1;return function(n){if(this.getRenderDimensions(e),this.transitioningCameraTarget){this.sceneHelper.setFocusMarkerVisibility(!0);var r=Math.max(this.sceneHelper.getFocusMarkerOpacity(),0),i=Math.min(r+10*n,1);this.sceneHelper.setFocusMarkerOpacity(i),this.sceneHelper.updateFocusMarker(this.nextCameraTarget,this.camera,e),t=!0,this.forceRenderNextFrame()}else{var a;if((a=t?1:Math.min(this.sceneHelper.getFocusMarkerOpacity(),1))>0){this.sceneHelper.updateFocusMarker(this.nextCameraTarget,this.camera,e);var o=Math.max(a-2.5*n,0);this.sceneHelper.setFocusMarkerOpacity(o),0===o&&this.sceneHelper.setFocusMarkerVisibility(!1)}a>0&&this.forceRenderNextFrame(),t=!1}}}()),M(this,"updateMeshCursor",function(){var e=[],t=new Vc;return function(){this.showMeshCursor?(this.forceRenderNextFrame(),this.getRenderDimensions(t),e.length=0,this.raycaster.setFromCameraAndScreenPosition(this.camera,this.mousePosition,t),this.raycaster.intersectSplatMesh(this.splatMesh,e),e.length>0?(this.sceneHelper.setMeshCursorVisibility(!0),this.sceneHelper.positionAndOrientMeshCursor(e[0].origin,this.camera)):this.sceneHelper.setMeshCursorVisibility(!1)):(this.sceneHelper.getMeschCursorVisibility()&&this.forceRenderNextFrame(),this.sceneHelper.setMeshCursorVisibility(!1))}}()),M(this,"updateInfoPanel",function(){var e=new Vc;return function(){if(this.showInfo){var t=this.splatMesh.getSplatCount();this.getRenderDimensions(e),this.controls&&this.controls.target,this.showMeshCursor&&this.sceneHelper.meshCursor.position,t>0&&this.splatRenderCount}}}()),M(this,"mvpMatrix",new Gh),M(this,"cameraPositionArray",[]),M(this,"lastSortViewDir",new ph(0,0,-1)),M(this,"sortViewDir",new ph(0,0,-1)),M(this,"lastSortViewPos",new ph),M(this,"sortViewOffset",new ph),M(this,"queuedSorts",[]),M(this,"partialSorts",[{angleThreshold:.55,sortFractions:[.125,.33333,.75]},{angleThreshold:.65,sortFractions:[.33333,.66667]},{angleThreshold:.8,sortFractions:[.5]}]),M(this,"runSplatSort",function(){var e=arguments.length>0&&void 0!==arguments[0]&&arguments[0],t=arguments.length>1&&void 0!==arguments[1]&&arguments[1];if(!d.initialized)return Promise.resolve(!1);if(d.sortRunning)return Promise.resolve(!0);if(d.splatMesh.getSplatCount()<=0)return d.splatRenderCount=0,Promise.resolve(!1);var n,r,i=!1,a=!1;if(d.sortViewDir.set(0,0,-1).applyQuaternion(d.camera.quaternion),n=d.sortViewDir.dot(d.lastSortViewDir),r=d.sortViewOffset.copy(d.camera.position).sub(d.lastSortViewPos).length(),!(e||d.splatMesh.dynamicMode||0!==d.queuedSorts.length||(n<=.99&&(i=!0),r>=1&&(a=!0),i||a)))return Promise.resolve(!1);d.sortRunning=!0;var o=d.gatherSceneNodesForSort(),s=o.splatRenderCount,u=o.shouldSortAll;u=u||t,d.splatRenderCount=s,d.mvpMatrix.copy(d.camera.matrixWorld).invert();var l=d.perspectiveCamera||d.camera;d.mvpMatrix.premultiply(l.projectionMatrix),d.splatMesh.dynamicMode||d.mvpMatrix.multiply(d.splatMesh.matrixWorld);var c=Promise.resolve(!0);return d.gpuAcceleratedSort&&(d.queuedSorts.length<=1||d.queuedSorts.length%2==0)&&(c=d.splatMesh.computeDistancesOnGPU(d.mvpMatrix,d.sortWorkerPrecomputedDistances)),c.then(function(){if(0===d.queuedSorts.length)if(d.splatMesh.dynamicMode||u)d.queuedSorts.push(d.splatRenderCount);else{var e,t=L(partialSorts);try{for(t.s();!(e=t.n()).done;){var r=e.value;if(n<r.angleThreshold){var i,a=L(r.sortFractions);try{for(a.s();!(i=a.n()).done;){var o=i.value;d.queuedSorts.push(Math.floor(d.splatRenderCount*o))}}catch(c){a.e(c)}finally{a.f()}break}}}catch(c){t.e(c)}finally{t.f()}d.queuedSorts.push(d.splatRenderCount)}var s=Math.min(d.queuedSorts.shift(),d.splatRenderCount);d.splatSortCount=s,d.cameraPositionArray[0]=d.camera.position.x,d.cameraPositionArray[1]=d.camera.position.y,d.cameraPositionArray[2]=d.camera.position.z;var l={modelViewProj:d.mvpMatrix.elements,cameraPosition:d.cameraPositionArray,splatRenderCount:d.splatRenderCount,splatSortCount:s,usePrecomputedDistances:d.gpuAcceleratedSort};return d.splatMesh.dynamicMode&&d.splatMesh.fillTransformsArray(d.sortWorkerTransforms),d.sharedMemoryForWorkers||(l.indexesToSort=d.sortWorkerIndexesToSort,l.transforms=d.sortWorkerTransforms,d.gpuAcceleratedSort&&(l.precomputedDistances=d.sortWorkerPrecomputedDistances)),d.sortPromise=new Promise(function(e){d.sortPromiseResolver=e}),d.preSortMessages.length>0&&(d.preSortMessages.forEach(function(e){d.sortWorker.postMessage(e)}),d.preSortMessages=[]),d.sortWorker.postMessage({sort:l}),0===d.queuedSorts.length&&(d.lastSortViewPos.copy(d.camera.position),d.lastSortViewDir.copy(d.sortViewDir)),!0}),c}),M(this,"gatherSceneNodesForSort",function(){var e=[],t=null,n=new ph,r=new ph,i=new ph,a=new Gh,o=new Gh,s=new Gh,u=new ph,l=new ph(0,0,-1),c=new ph,h=function(e){return c.copy(e.max).sub(e.min).length()};return function(){var c=arguments.length>0&&void 0!==arguments[0]&&arguments[0];this.getRenderDimensions(u);var d=u.y/2/Math.tan(this.camera.fov/2*zc.DEG2RAD),f=Math.atan(u.x/2/d),p=Math.atan(u.y/2/d),v=Math.cos(f),m=Math.cos(p),g=this.splatMesh.getSplatTree();if(g){o.copy(this.camera.matrixWorld).invert(),this.splatMesh.dynamicMode||o.multiply(this.splatMesh.matrixWorld);for(var y=0,_=0,b=0;b<g.subTrees.length;b++){var x=g.subTrees[b];a.copy(o),this.splatMesh.dynamicMode&&(this.splatMesh.getSceneTransform(b,s),a.multiply(s));for(var S=x.nodesWithIndexes.length,A=0;A<S;A++){var w=x.nodesWithIndexes[A];if(w.data&&w.data.indexes&&0!==w.data.indexes.length){i.copy(w.center).applyMatrix4(a);var T=i.length();i.normalize(),n.copy(i).setX(0).normalize(),r.copy(i).setY(0).normalize();var M=l.dot(r),E=l.dot(n),C=h(w);!c&&(M<v-.6||E<m-.6)&&T>C||(_+=w.data.indexes.length,e[y]=w,w.data.distanceToNode=T,y++)}}}e.length=y,e.sort(function(e,t){return e.data.distanceToNode<t.data.distanceToNode?-1:1});for(var k=_*zy.BytesPerInt,R=0;R<y;R++){var I=e[R],N=I.data.indexes.length,P=N*zy.BytesPerInt;new Uint32Array(this.sortWorkerIndexesToSort.buffer,k-P,N).set(I.data.indexes),k-=P}return{splatRenderCount:_,shouldSortAll:!1}}var L=this.splatMesh.getSplatCount();if(!t||t.length!==L){t=new Uint32Array(L);for(var D=0;D<L;D++)t[D]=D}return this.sortWorkerIndexesToSort.set(t),{splatRenderCount:L,shouldSortAll:!0}}}()),f.cameraUp||(f.cameraUp=[0,1,0]),this.cameraUp=(new ph).fromArray(f.cameraUp),f.initialCameraPosition||(f.initialCameraPosition=[0,10,15]),this.initialCameraPosition=(new ph).fromArray(f.initialCameraPosition),f.initialCameraRotation||(f.initialCameraRotation=[0,0,0]),this.initialCameraRotation=(new ph).fromArray(f.initialCameraRotation),this.backgroundColor=f.backgroundColor,f.initialCameraLookAt||(f.initialCameraLookAt=[0,0,0]),this.initialCameraLookAt=(new ph).fromArray(f.initialCameraLookAt),this.dropInMode=f.dropInMode||!1,void 0!==f.selfDrivenMode&&null!==f.selfDrivenMode||(f.selfDrivenMode=!0),this.selfDrivenMode=f.selfDrivenMode&&!this.dropInMode,this.selfDrivenUpdateFunc=this.selfDrivenUpdate.bind(this),void 0===f.useBuiltInControls&&(f.useBuiltInControls=!0),this.useBuiltInControls=f.useBuiltInControls,this.rootElement=f.rootElement,this.canvas=f.threejsCanvas,this.ignoreDevicePixelRatio=f.ignoreDevicePixelRatio||!1,this.devicePixelRatio=this.ignoreDevicePixelRatio?1:window.devicePixelRatio||1,this.halfPrecisionCovariancesOnGPU=f.halfPrecisionCovariancesOnGPU||!1,this.threeScene=f.threeScene,this.renderer=f.renderer,this.camera=f.camera,this.gpuAcceleratedSort=f.gpuAcceleratedSort||!1,void 0!==f.integerBasedSort&&null!==f.integerBasedSort||(f.integerBasedSort=!0),this.integerBasedSort=f.integerBasedSort,void 0!==f.sharedMemoryForWorkers&&null!==f.sharedMemoryForWorkers||(f.sharedMemoryForWorkers=!0),this.sharedMemoryForWorkers=!1,this.dynamicScene=!!f.dynamicScene,this.antialiased=f.antialiased||!1,this.kernel2DSize=void 0===f.kernel2DSize?.3:f.kernel2DSize,this.webXRMode=f.webXRMode||Yx,this.webXRMode!==Yx&&(this.gpuAcceleratedSort=!1),this.webXRActive=!1,this.webXRSessionInit=f.webXRSessionInit||{},this.renderMode=f.renderMode||eS,this.sceneRevealMode=f.sceneRevealMode||Bx,this.focalAdjustment=f.focalAdjustment||1,this.maxScreenSpaceSplatSize=f.maxScreenSpaceSplatSize||1024,this.logLevel=f.logLevel||zx,this.sphericalHarmonicsDegree=f.sphericalHarmonicsDegree||0,this.enableOptionalEffects=f.enableOptionalEffects||!1,void 0!==f.enableSIMDInSort&&null!==f.enableSIMDInSort||(f.enableSIMDInSort=!0),this.enableSIMDInSort=f.enableSIMDInSort,void 0!==f.inMemoryCompressionLevel&&null!==f.inMemoryCompressionLevel||(f.inMemoryCompressionLevel=0),this.inMemoryCompressionLevel=f.inMemoryCompressionLevel,void 0!==f.optimizeSplatData&&null!==f.optimizeSplatData||(f.optimizeSplatData=!0),this.optimizeSplatData=f.optimizeSplatData,void 0!==f.freeIntermediateSplatData&&null!==f.freeIntermediateSplatData||(f.freeIntermediateSplatData=!1),this.freeIntermediateSplatData=f.freeIntermediateSplatData,zu()){var p=Vu();p.major<17&&(this.enableSIMDInSort=!1),p.major<16&&(this.sharedMemoryForWorkers=!1)}void 0!==f.splatRenderMode&&null!==f.splatRenderMode||(f.splatRenderMode=wx),this.splatRenderMode=f.splatRenderMode,this.sceneFadeInRateMultiplier=f.sceneFadeInRateMultiplier||1,this.splatSortDistanceMapPrecision=f.splatSortDistanceMapPrecision||zy.DefaultSplatSortDistanceMapPrecision;var v=this.integerBasedSort?20:24;this.splatSortDistanceMapPrecision=Nu(this.splatSortDistanceMapPrecision,10,v),this.onSplatMeshChangedCallback=null,this.createSplatMesh(),this.controls=null,this.perspectiveControls=null,this.orthographicControls=null,this.orthographicCamera=null,this.perspectiveCamera=null,this.showMeshCursor=!1,this.showControlPlane=!1,this.showInfo=!1,this.sceneHelper=null,this.sortWorker=null,this.sortRunning=!1,this.splatRenderCount=0,this.splatSortCount=0,this.lastSplatSortCount=0,this.sortWorkerIndexesToSort=null,this.sortWorkerSortedIndexes=null,this.sortWorkerPrecomputedDistances=null,this.sortWorkerTransforms=null,this.preSortMessages=[],this.runAfterNextSort=[],this.selfDrivenModeRunning=!1,this.splatRenderReady=!1,this.raycaster=new Mx,this.infoPanel=null,this.startInOrthographicMode=!1,this.currentFPS=0,this.lastSortTime=0,this.consecutiveRenderFrames=0,this.previousCameraTarget=new ph,this.nextCameraTarget=new ph,this.mousePosition=new Vc,this.mouseDownPosition=new Vc,this.mouseDownTime=null,this.resizeObserver=null,this.mouseMoveListener=null,this.mouseDownListener=null,this.mouseUpListener=null,this.keyDownListener=null,this.sortPromise=null,this.sortPromiseResolver=null,this.splatSceneDownloadPromises={},this.splatSceneDownloadAndBuildPromise=null,this.splatSceneRemovalPromise=null,this.loadingSpinner=new px(null,this.rootElement||document.body),this.loadingSpinner.hide(),this.loadingProgressBar=new vx(this.rootElement||document.body),this.loadingProgressBar.hide(),this.usingExternalCamera=!(!this.dropInMode&&!this.camera),this.usingExternalRenderer=!(!this.dropInMode&&!this.renderer),this.initialized=!1,this.disposing=!1,this.disposed=!1,this.disposePromise=null,this.lastTime=0,this.gaussianSplatCount=0,this.totalFrames=0,this.flame_params=null,this.bone_tree=null,this.lbs_weight_80k=null,this.frame=0,this.useFlame=!0,this.bones=null,this.skeleton=null,this.avatarMesh=null,this.skinModel=null,this.boneRoot=null,this.baseMesh=null,this.setSkinAttibutes=!1,this.dropInMode||this.init()}return T(e,[{key:"createSplatMesh",value:function(){this.splatMesh=new jx(this.splatRenderMode,this.dynamicScene,this.enableOptionalEffects,this.halfPrecisionCovariancesOnGPU,this.devicePixelRatio,this.gpuAcceleratedSort,this.integerBasedSort,this.antialiased,this.maxScreenSpaceSplatSize,this.logLevel,this.sphericalHarmonicsDegree,this.sceneFadeInRateMultiplier,this.kernel2DSize),this.splatMesh.frustumCulled=!1,this.onSplatMeshChangedCallback&&this.onSplatMeshChangedCallback()}},{key:"init",value:function(){this.initialized||(this.rootElement||(this.usingExternalRenderer?this.rootElement=this.renderer.domElement||document.body:(this.rootElement=document.createElement("div"),this.rootElement.style.width="100%",this.rootElement.style.height="100%",this.rootElement.style.position="absolute",document.body.appendChild(this.rootElement))),this.setupCamera(),this.setupRenderer(),this.setupWebXR(this.webXRSessionInit),this.setupEventHandlers(),this.threeScene=this.threeScene||new Ff,this.sceneHelper=new yx(this.threeScene),this.sceneHelper.setupMeshCursor(),this.sceneHelper.setupFocusMarker(),this.sceneHelper.setupControlPlane(),this.loadingProgressBar.setContainer(this.rootElement),this.loadingSpinner.setContainer(this.rootElement),this.initialized=!0)}},{key:"setupCamera",value:function(){if(!this.usingExternalCamera){var e=new Vc;this.getRenderDimensions(e),this.perspectiveCamera=new kf(50,e.x/e.y,.1,1e3),this.orthographicCamera=new Lv(e.x/-2,e.x/2,e.y/2,e.y/-2,.1,1e3),this.camera=this.startInOrthographicMode?this.orthographicCamera:this.perspectiveCamera,this.camera.position.copy(this.initialCameraPosition),this.camera.rotateX(zc.degToRad(this.initialCameraRotation.x)),this.camera.rotateY(zc.degToRad(this.initialCameraRotation.y)),this.camera.rotateZ(zc.degToRad(this.initialCameraRotation.z))}}},{key:"setupRenderer",value:function(){var e=this;if(!this.usingExternalRenderer){var t=new Vc;this.getRenderDimensions(t),this.renderer=new Uy({antialias:!1,precision:"highp",canvas:this.canvas}),this.renderer.setPixelRatio(this.devicePixelRatio),this.renderer.autoClear=!0,this.renderer.setClearColor(this.backgroundColor,1),this.renderer.setSize(t.x,t.y),this.resizeObserver=new ResizeObserver(function(){e.getRenderDimensions(t),e.renderer.setSize(t.x,t.y),e.forceRenderNextFrame()}),this.resizeObserver.observe(this.rootElement),this.rootElement.appendChild(this.renderer.domElement)}}},{key:"setupWebXR",value:function(e){var t=this;this.webXRMode&&(this.webXRMode===Kx?this.rootElement.appendChild(Jx.createButton(this.renderer,e)):this.webXRMode===Zx&&this.rootElement.appendChild($x.createButton(this.renderer,e)),this.renderer.xr.addEventListener("sessionstart",function(e){t.webXRActive=!0}),this.renderer.xr.addEventListener("sessionend",function(e){t.webXRActive=!1}),this.renderer.xr.enabled=!0,this.camera.position.copy(this.initialCameraPosition),this.camera.up.copy(this.cameraUp).normalize(),this.camera.lookAt(this.initialCameraLookAt))}},{key:"setupControls",value:function(){if(this.useBuiltInControls&&this.webXRMode===Yx){this.usingExternalCamera?this.camera.isOrthographicCamera?this.orthographicControls=new fx(this.camera,this.renderer.domElement):this.perspectiveControls=new fx(this.camera,this.renderer.domElement):(this.perspectiveControls=new fx(this.perspectiveCamera,this.renderer.domElement),this.orthographicControls=new fx(this.orthographicCamera,this.renderer.domElement));for(var e=0,t=[this.orthographicControls,this.perspectiveControls];e<t.length;e++){var n=t[e];n&&(n.listenToKeyEvents(window),n.rotateSpeed=.5,n.maxPolarAngle=.5*Math.PI,n.minPolarAngle=.5*Math.PI,n.enableDamping=!0,n.dampingFactor=.05,n.target.copy(this.initialCameraLookAt),n.update())}this.controls=this.camera.isOrthographicCamera?this.orthographicControls:this.perspectiveControls,this.controls.update()}}},{key:"setupEventHandlers",value:function(){this.useBuiltInControls&&this.webXRMode===Yx&&(this.mouseMoveListener=this.onMouseMove.bind(this),this.renderer.domElement.addEventListener("pointermove",this.mouseMoveListener,!1),this.mouseDownListener=this.onMouseDown.bind(this),this.renderer.domElement.addEventListener("pointerdown",this.mouseDownListener,!1),this.mouseUpListener=this.onMouseUp.bind(this),this.renderer.domElement.addEventListener("pointerup",this.mouseUpListener,!1),this.keyDownListener=this.onKeyDown.bind(this))}},{key:"removeEventHandlers",value:function(){this.useBuiltInControls&&(this.renderer.domElement.removeEventListener("pointermove",this.mouseMoveListener),this.mouseMoveListener=null,this.renderer.domElement.removeEventListener("pointerdown",this.mouseDownListener),this.mouseDownListener=null,this.renderer.domElement.removeEventListener("pointerup",this.mouseUpListener),this.mouseUpListener=null,window.removeEventListener("keydown",this.keyDownListener),this.keyDownListener=null)}},{key:"setRenderMode",value:function(e){this.renderMode=e}},{key:"setActiveSphericalHarmonicsDegrees",value:function(e){this.splatMesh.material.uniforms.sphericalHarmonicsDegree.value=e,this.splatMesh.material.uniformsNeedUpdate=!0}},{key:"onSplatMeshChanged",value:function(e){this.onSplatMeshChangedCallback=e}},{key:"onMouseMove",value:function(e){this.mousePosition.set(e.offsetX,e.offsetY)}},{key:"onMouseDown",value:function(){this.mouseDownPosition.copy(this.mousePosition),this.mouseDownTime=Pu()}},{key:"onMouseClick",value:function(e){this.mousePosition.set(e.offsetX,e.offsetY),this.checkForFocalPointChange()}},{key:"getRenderDimensions",value:function(e){this.rootElement?(e.x=this.rootElement.offsetWidth,e.y=this.rootElement.offsetHeight):this.renderer.getSize(e)}},{key:"setOrthographicMode",value:function(t){if(t!==this.camera.isOrthographicCamera){var n=this.camera,r=t?this.orthographicCamera:this.perspectiveCamera;if(r.position.copy(n.position),r.up.copy(n.up),r.rotation.copy(n.rotation),r.quaternion.copy(n.quaternion),r.matrix.copy(n.matrix),this.camera=r,this.controls){var i=function(e){e.saveState(),e.reset()},a=this.controls,o=t?this.orthographicControls:this.perspectiveControls;i(o),i(a),o.target.copy(a.target),t?e.setCameraZoomFromPosition(r,n,a):e.setCameraPositionFromZoom(r,n,o),this.controls=o,this.camera.lookAt(this.controls.target)}}}},{key:"adjustForWebXRStereo",value:function(e){if(this.camera&&this.webXRActive){var t=this.renderer.xr.getCamera().projectionMatrix.elements[0],n=this.camera.projectionMatrix.elements[0];e.x*=n/t}}},{key:"isLoadingOrUnloading",value:function(){return Object.keys(this.splatSceneDownloadPromises).length>0||null!==this.splatSceneDownloadAndBuildPromise||null!==this.splatSceneRemovalPromise}},{key:"isDisposingOrDisposed",value:function(){return this.disposing||this.disposed}},{key:"addSplatSceneDownloadPromise",value:function(e){this.splatSceneDownloadPromises[e.id]=e}},{key:"removeSplatSceneDownloadPromise",value:function(e){delete this.splatSceneDownloadPromises[e.id]}},{key:"setSplatSceneDownloadAndBuildPromise",value:function(e){this.splatSceneDownloadAndBuildPromise=e}},{key:"clearSplatSceneDownloadAndBuildPromise",value:function(){this.splatSceneDownloadAndBuildPromise=null}},{key:"addSplatScene",value:function(t){var n=this,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(this.isLoadingOrUnloading())throw new Error("Cannot add splat scene while another load or unload is already in progress.");if(this.isDisposingOrDisposed())throw new Error("Cannot add splat scene after dispose() is called.");r.progressiveLoad&&this.splatMesh.scenes&&this.splatMesh.scenes.length>0&&(console.log('addSplatScene(): "progressiveLoad" option ignore because there are multiple splat scenes'),r.progressiveLoad=!1);var i=void 0!==r.format&&null!==r.format?r.format:ox(t),a=e.isProgressivelyLoadable(i)&&r.progressiveLoad,o=void 0===r.showLoadingUI||null===r.showLoadingUI||r.showLoadingUI,s=null;o&&(this.loadingSpinner.removeAllTasks(),s=this.loadingSpinner.addTask("Downloading..."));var u=!1,l=0;return(a?this.downloadAndBuildSingleSplatSceneProgressiveLoad.bind(this):this.downloadAndBuildSingleSplatSceneStandardLoad.bind(this))(t,i,r.splatAlphaRemovalThreshold,function(e,t,i){!a&&r.onProgress&&r.onProgress(0,"0%",Wb);var c={rotation:r.rotation||r.orientation,position:r.position,scale:r.scale,splatAlphaRemovalThreshold:r.splatAlphaRemovalThreshold};return n.addSplatBuffers([e],[c],i,t&&o,o,a,a).then(function(){!a&&r.onProgress&&r.onProgress(100,"100%",Wb),function(e,t){o&&((e&&a||t&&!a)&&(n.loadingSpinner.removeTask(s),t||u||n.loadingProgressBar.show()),a&&(t?(u=!0,n.loadingProgressBar.hide()):n.loadingProgressBar.setProgress(l)))}(t,i)})}.bind(this),function(e,t,i){l=e,function(e,t,r){if(o)if(r===Hb)if(100==e)n.loadingSpinner.setMessageForTask(s,"Download complete!");else if(a)n.loadingSpinner.setMessageForTask(s,"Downloading splats...");else{var i=t?": ".concat(t):"...";n.loadingSpinner.setMessageForTask(s,"Downloading".concat(i))}else r===Wb&&(console.log("loaderStatus === LoaderStatus.Processing"),n.loadingSpinner.setMessageForTask(s,"Processing splats..."))}(e,t,i),r.onProgress&&r.onProgress(e,t,i)},function(){n.loadingProgressBar.hide(),n.loadingSpinner.removeAllTasks()}.bind(this),r.headers)}},{key:"downloadAndBuildSingleSplatSceneStandardLoad",value:function(e,t,n,r,i,a,o){var s=this,u=this.downloadSplatSceneToSplatBuffer(e,n,i,!1,void 0,t,o),l=Bu(u.abortHandler);return u.then(function(e){return s.removeSplatSceneDownloadPromise(u),r(e,!0,!0).then(function(){l.resolve(),s.clearSplatSceneDownloadAndBuildPromise()})}).catch(function(t){a&&a(),s.clearSplatSceneDownloadAndBuildPromise(),s.removeSplatSceneDownloadPromise(u);var n=t instanceof Cu?t:new Error("Viewer::addSplatScene -> Could not load file ".concat(e));l.reject(n)}),this.addSplatSceneDownloadPromise(u),this.setSplatSceneDownloadAndBuildPromise(l.promise),l.promise}},{key:"downloadAndBuildSingleSplatSceneProgressiveLoad",value:function(e,t,n,r,i,a,o){var s=this,u=0,l=!1,c=[],h=function(){if(c.length>0&&!l&&!s.isDisposingOrDisposed()){l=!0;var e=c.shift();r(e.splatBuffer,e.firstBuild,e.finalBuild).then(function(){l=!1,e.firstBuild?f.resolve():e.finalBuild&&(p.resolve(),s.clearSplatSceneDownloadAndBuildPromise()),c.length>0&&Du(function(){return h()})})}},d=this.downloadSplatSceneToSplatBuffer(e,n,i,!0,function(e,t){s.isDisposingOrDisposed()||(t||0===c.length||e.getSplatCount()>c[0].splatBuffer.getSplatCount())&&(c.push({splatBuffer:e,firstBuild:0===u,finalBuild:t}),u++,h())},t,o),f=Bu(d.abortHandler),p=Bu();return this.addSplatSceneDownloadPromise(d),this.setSplatSceneDownloadAndBuildPromise(p.promise),d.then(function(){s.removeSplatSceneDownloadPromise(d)}).catch(function(e){s.clearSplatSceneDownloadAndBuildPromise(),s.removeSplatSceneDownloadPromise(d);var t=e instanceof Cu?e:new Error("Viewer::addSplatScene -> Could not load one or more scenes");f.reject(t),a&&a(t)}),f.promise}},{key:"addSplatScenes",value:function(e){var t=this,n=!(arguments.length>1&&void 0!==arguments[1])||arguments[1],r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:void 0;if(this.isLoadingOrUnloading())throw new Error("Cannot add splat scene while another load or unload is already in progress.");if(this.isDisposingOrDisposed())throw new Error("Cannot add splat scene after dispose() is called.");var i,a=e.length,o=[];n&&(this.loadingSpinner.removeAllTasks(),i=this.loadingSpinner.addTask("Downloading..."));for(var s=function(e,s,u,l){o[e]=s;for(var c=0,h=0;h<a;h++)c+=o[h]||0;u="".concat((c/=a).toFixed(2),"%"),n&&l===Hb&&t.loadingSpinner.setMessageForTask(i,100==c?"Download complete!":"Downloading: ".concat(u)),r&&r(c,u,l)},u=[],l=[],c=0;c<e.length;c++){var h=e[c],d=void 0!==h.format&&null!==h.format?h.format:ox(h.path),f=this.downloadSplatSceneToSplatBuffer(h.path,h.splatAlphaRemovalThreshold,s.bind(this,c),!1,void 0,d,h.headers);u.push(f),l.push(f.promise)}var p=new Mu(function(a,o){Promise.all(l).then(function(o){n&&t.loadingSpinner.removeTask(i),r&&r(0,"0%",Wb),t.addSplatBuffers(o,e,!0,n,n,!1,!1).then(function(){r&&r(100,"100%",Wb),t.clearSplatSceneDownloadAndBuildPromise(),a()})}).catch(function(e){n&&t.loadingSpinner.removeTask(i),t.clearSplatSceneDownloadAndBuildPromise();var r=e instanceof Cu?e:new Error("Viewer::addSplatScenes -> Could not load one or more splat scenes.");o(r)}).finally(function(){t.removeSplatSceneDownloadPromise(p)})},function(e){for(var t=0,n=u;t<n.length;t++){n[t].abort(e)}});return this.addSplatSceneDownloadPromise(p),this.setSplatSceneDownloadAndBuildPromise(p),p}},{key:"downloadSplatSceneToSplatBuffer",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:void 0,r=arguments.length>3&&void 0!==arguments[3]&&arguments[3],i=arguments.length>4&&void 0!==arguments[4]?arguments[4]:void 0,a=arguments.length>5?arguments[5]:void 0,o=arguments.length>6?arguments[6]:void 0,s=!r&&this.optimizeSplatData;try{if(a===rx)return tx.loadFromURL(e,n,r,i,t,this.inMemoryCompressionLevel,s,o);if(a===ix)return nx.loadFromURL(e,n,r,i,o);if(a===ax)return Zb.loadFromURL(e,n,r,i,t,this.inMemoryCompressionLevel,s,this.sphericalHarmonicsDegree,o)}catch(HJ){throw HJ instanceof jb?new Error("File type or server does not support progressive loading."):HJ}throw new Error("Viewer::downloadSplatSceneToSplatBuffer -> File format not supported: ".concat(e))}},{key:"setupSortWorker",value:(n=v(d().m(function e(t){var n=this;return d().w(function(e){for(;;)switch(e.n){case 0:if(!this.isDisposingOrDisposed()){e.n=1;break}return e.a(2);case 1:return e.a(2,new Promise(function(){var e=v(d().m(function e(r){var i,a,o;return d().w(function(e){for(;;)switch(e.n){case 0:return i=n.integerBasedSort?Int32Array:Float32Array,a=t.getSplatCount(),o=t.getMaxSplatCount(),e.n=1,Xx(o,n.sharedMemoryForWorkers,n.enableSIMDInSort,n.integerBasedSort,n.splatMesh.dynamicMode,n.splatSortDistanceMapPrecision);case 1:n.sortWorker=e.v,n.sortWorker.onmessage=function(e){if(e.data.sortDone){if(n.sortRunning=!1,Array.from({length:n.gaussianSplatCount},function(e,t){return t}),n.sharedMemoryForWorkers)n.splatMesh.updateRenderIndexes(n.sortWorkerSortedIndexes,e.data.splatRenderCount);else{var t=new Uint32Array(e.data.sortedIndexes.buffer,0,e.data.splatRenderCount);n.splatMesh.updateRenderIndexes(t,e.data.splatRenderCount)}n.lastSplatSortCount=n.splatSortCount,n.lastSortTime=e.data.sortTime,n.sortPromiseResolver(),n.sortPromiseResolver=null,n.forceRenderNextFrame(),n.runAfterNextSort.length>0&&(n.runAfterNextSort.forEach(function(e){e()}),n.runAfterNextSort.length=0)}else if(e.data.sortCanceled)n.sortRunning=!1;else if(e.data.sortSetupPhase1Complete){n.logLevel>=Vx&&console.log("Sorting web worker WASM setup complete."),n.sharedMemoryForWorkers?(n.sortWorkerSortedIndexes=new Uint32Array(e.data.sortedIndexesBuffer,e.data.sortedIndexesOffset,o),n.sortWorkerIndexesToSort=new Uint32Array(e.data.indexesToSortBuffer,e.data.indexesToSortOffset,o),n.sortWorkerPrecomputedDistances=new i(e.data.precomputedDistancesBuffer,e.data.precomputedDistancesOffset,o),n.sortWorkerTransforms=new Float32Array(e.data.transformsBuffer,e.data.transformsOffset,16*zy.MaxScenes)):(n.sortWorkerIndexesToSort=new Uint32Array(o),n.sortWorkerPrecomputedDistances=new i(o),n.sortWorkerTransforms=new Float32Array(16*zy.MaxScenes));for(var s=0;s<a;s++)n.sortWorkerIndexesToSort[s]=s;if(n.sortWorker.maxSplatCount=o,n.logLevel>=Vx){console.log("Sorting web worker ready.");var u=n.splatMesh.getSplatDataTextures(),l=u.covariances.size,c=u.centerColors.size;console.log("Covariances texture size: "+l.x+" x "+l.y),console.log("Centers/colors texture size: "+c.x+" x "+c.y)}r()}};case 2:return e.a(2)}},e)}));return function(t){return e.apply(this,arguments)}}()))}},e,this)})),function(e){return n.apply(this,arguments)})},{key:"disposeSortWorker",value:function(){this.sortWorker&&this.sortWorker.terminate(),this.sortWorker=null,this.sortPromise=null,this.sortPromiseResolver&&(this.sortPromiseResolver(),this.sortPromiseResolver=null),this.preSortMessages=[],this.sortRunning=!1}},{key:"removeSplatScene",value:function(e){var t=!(arguments.length>1&&void 0!==arguments[1])||arguments[1];return this.removeSplatScenes([e],t)}},{key:"removeSplatScenes",value:function(e){var t=this,n=!(arguments.length>1&&void 0!==arguments[1])||arguments[1];if(this.isLoadingOrUnloading())throw new Error("Cannot remove splat scene while another load or unload is already in progress.");if(this.isDisposingOrDisposed())throw new Error("Cannot remove splat scene after dispose() is called.");return this.splatSceneRemovalPromise=new Promise(function(r,i){var a;n&&(t.loadingSpinner.removeAllTasks(),t.loadingSpinner.show(),a=t.loadingSpinner.addTask("Removing splat scene..."));var o=function(){n&&(t.loadingSpinner.hide(),t.loadingSpinner.removeTask(a))},s=function(e){o(),t.splatSceneRemovalPromise=null,e?i(e):r()},u=function(){return!!t.isDisposingOrDisposed()&&(s(),!0)};(t.sortPromise||Promise.resolve()).then(function(){if(!u()){for(var n=[],r=[],i=[],a=0;a<t.splatMesh.scenes.length;a++){var l,c=!1,h=L(e);try{for(h.s();!(l=h.n()).done;){if(l.value===a){c=!0;break}}}catch(f){h.e(f)}finally{h.f()}if(!c){var d=t.splatMesh.scenes[a];n.push(d.splatBuffer),r.push(t.splatMesh.sceneOptions[a]),i.push({position:d.position.clone(),quaternion:d.quaternion.clone(),scale:d.scale.clone()})}}t.disposeSortWorker(),t.splatMesh.dispose(),t.sceneRevealMode=Ux,t.createSplatMesh(),t.addSplatBuffers(n,r,!0,!1,!0).then(function(){u()||(o(),t.splatMesh.scenes.forEach(function(e,t){e.position.copy(i[t].position),e.quaternion.copy(i[t].quaternion),e.scale.copy(i[t].scale)}),t.splatMesh.updateTransforms(),t.splatRenderReady=!1,t.runSplatSort(!0).then(function(){u()?t.splatRenderReady=!0:(t.sortPromise||Promise.resolve()).then(function(){t.splatRenderReady=!0,s()})}))}).catch(function(e){s(e)})}})}),this.splatSceneRemovalPromise}},{key:"start",value:function(){if(!this.selfDrivenMode)throw new Error("Cannot start viewer unless it is in self driven mode.");this.webXRMode?this.renderer.setAnimationLoop(this.selfDrivenUpdateFunc):this.requestFrameId=requestAnimationFrame(this.selfDrivenUpdateFunc),this.selfDrivenModeRunning=!0}},{key:"stop",value:function(){this.selfDrivenMode&&this.selfDrivenModeRunning&&(this.webXRMode?this.renderer.setAnimationLoop(null):cancelAnimationFrame(this.requestFrameId),this.selfDrivenModeRunning=!1)}},{key:"dispose",value:(t=v(d().m(function e(){var t,n,r,i,a=this;return d().w(function(e){for(;;)switch(e.n){case 0:if(!this.isDisposingOrDisposed()){e.n=1;break}return e.a(2,this.disposePromise);case 1:for(r in t=[],n=[],this.splatSceneDownloadPromises)this.splatSceneDownloadPromises.hasOwnProperty(r)&&(i=this.splatSceneDownloadPromises[r],n.push(i),t.push(i.promise));return this.sortPromise&&t.push(this.sortPromise),this.disposing=!0,this.disposePromise=Promise.all(t).finally(function(){a.stop(),a.orthographicControls&&(a.orthographicControls.dispose(),a.orthographicControls=null),a.perspectiveControls&&(a.perspectiveControls.dispose(),a.perspectiveControls=null),a.controls=null,a.splatMesh&&(a.splatMesh.dispose(),a.splatMesh=null),a.sceneHelper&&(a.sceneHelper.dispose(),a.sceneHelper=null),a.resizeObserver&&(a.resizeObserver.unobserve(a.rootElement),a.resizeObserver=null),a.disposeSortWorker(),a.removeEventHandlers(),a.loadingSpinner.removeAllTasks(),a.loadingSpinner.setContainer(null),a.loadingProgressBar.hide(),a.loadingProgressBar.setContainer(null),a.camera=null,a.threeScene=null,a.splatRenderReady=!1,a.initialized=!1,a.renderer&&(a.usingExternalRenderer||(a.rootElement.removeChild(a.renderer.domElement),a.renderer.dispose()),a.renderer=null),a.usingExternalRenderer,a.sortWorkerSortedIndexes=null,a.sortWorkerIndexesToSort=null,a.sortWorkerPrecomputedDistances=null,a.sortWorkerTransforms=null,a.disposed=!0,a.disposing=!1,a.disposePromise=null}),n.forEach(function(e){e.abort("Scene disposed")}),e.a(2,this.disposePromise)}},e,this)})),function(){return t.apply(this,arguments)})},{key:"selfDrivenUpdate",value:function(){this.selfDrivenMode&&!this.webXRMode&&(this.requestFrameId=requestAnimationFrame(this.selfDrivenUpdateFunc)),this.vsyncCount++,this.vsyncCount<this.vsyncNum||(this.vsyncCount=0,this.update(),this.shouldRender()?(this.render(),this.consecutiveRenderFrames++):this.consecutiveRenderFrames=0,this.renderNextFrame=!1)}},{key:"forceRenderNextFrame",value:function(){this.renderNextFrame=!0}},{key:"update",value:function(t,n){var r=document.getElementById("fps");r&&(r.textContent="FPS: ".concat(this.currentFPS)),this.frame>=this.totalFrames&&(this.frame=0),this.dropInMode&&this.updateForDropInMode(t,n),this.initialized&&this.splatRenderReady&&!this.isDisposingOrDisposed()&&(this.controls&&(this.controls.update(),this.camera.isOrthographicCamera&&!this.usingExternalCamera&&e.setCameraPositionFromZoom(this.camera,this.camera,this.controls)),this.runMorphUpdate(),this.runSplatSort(!0,!0),this.updateForRendererSizeChanges(),this.updateSplatMesh(),this.updateMeshCursor(),this.updateFPS(),this.timingSensitiveUpdates(),this.updateControlPlane())}},{key:"updateForDropInMode",value:function(e,t){this.renderer=e,this.splatMesh&&this.splatMesh.setRenderer(this.renderer),this.camera=t,this.controls&&(this.controls.object=t),this.init()}},{key:"updateControlPlane",value:function(){this.showControlPlane?(this.sceneHelper.setControlPlaneVisibility(!0),this.sceneHelper.positionAndOrientControlPlane(this.controls.target,this.camera.up)):this.sceneHelper.setControlPlaneVisibility(!1)}},{key:"getSplatMesh",value:function(){return this.splatMesh}},{key:"getSplatScene",value:function(e){return this.splatMesh.getScene(e)}},{key:"getSceneCount",value:function(){return this.splatMesh.getSceneCount()}},{key:"isMobile",value:function(){return navigator.userAgent.includes("Mobi")}},{key:"createBonesFromJson",value:function(e){var t=[];function n(e){var r,i=arguments.length>1&&void 0!==arguments[1]?arguments[1]:null,a=new Zf;return a.name=e.name,i&&i.add(a),(r=a.position).set.apply(r,I(e.position)),t.push(a),e.children&&e.children.forEach(function(e){return n(e,a)}),a}return e.forEach(function(e){return n(e)}),t}},{key:"updateMorphTarget",value:function(e){if(this.avatarMesh=e,this.splatMesh.flameModel=e,this.splatMesh.useFlameModel=this.useFlame,1==this.useFlame){this.bones=this.createBonesFromJson(this.bone_tree.bones);var t=[new ph(this.bones[0].position.x,this.bones[0].position.y,this.bones[0].position.z),new ph(this.bones[1].position.x,this.bones[1].position.y,this.bones[1].position.z),new ph(this.bones[2].position.x,this.bones[2].position.y,this.bones[2].position.z),new ph(this.bones[3].position.x,this.bones[3].position.y,this.bones[3].position.z),new ph(this.bones[4].position.x,this.bones[4].position.y,this.bones[4].position.z)];this.bones[1].position.copy(new ph(t[1].x-t[0].x,t[1].y-t[0].y,t[1].z-t[0].z)),this.bones[2].position.copy(new ph(t[2].x-t[1].x,t[2].y-t[1].y,t[2].z-t[1].z)),this.bones[3].position.copy(new ph(t[3].x-t[1].x,t[3].y-t[1].y,t[3].z-t[1].z)),this.bones[4].position.copy(new ph(t[4].x-t[1].x,t[4].y-t[1].y,t[4].z-t[1].z)),this.bones[0].updateMatrixWorld(!0);var n=[this.bones[0].matrixWorld.clone().invert(),this.bones[1].matrixWorld.clone().invert(),this.bones[2].matrixWorld.clone().invert(),this.bones[3].matrixWorld.clone().invert(),this.bones[4].matrixWorld.clone().invert()];this.skeleton=new tp(this.bones,n)}this.runMorphUpdate(),this.splatMesh.gaussianSplatCount=this.gaussianSplatCount}},{key:"updatedBoneMatrices",value:function(e){for(var t=this,n=[],r=function(){!function(e,t){for(var n=e.elements,r=0;r<n.length;r++)t.push(n[r])}(t.skeleton.bones[i].matrixWorld.clone().multiply(t.skeleton.boneInverses[i].clone()),n)},i=0;i<e;i++)r();return new Float32Array(n)}},{key:"runMorphUpdate",value:function(){this.gaussianSplatCount=this.avatarMesh.geometry.attributes.position.count;var e=new Float32Array(this.avatarMesh.geometry.attributes.position.array);if(this.splatMesh.bonesNum=5,0==this.useFlame){if(this.skinModel.skeleton.update(),this.boneRoot.updateMatrixWorld(!0),this.splatMesh.geometry.getAttribute("splatIndex")&&!1===this.setSkinAttibutes){this.setSkinAttibutes=!0;var t=this.splatMesh.geometry,n=this.skinModel.geometry.attributes.skinIndex,r=this.skinModel.geometry.attributes.skinWeight,i=new np(new n.array.constructor(n.array),4,n.normalized,1),a=new np(new r.array.constructor(r.array),4,r.normalized,1);i.setUsage(Tc),a.setUsage(Tc),t.setAttribute("skinIndex",i),t.setAttribute("skinWeight",a)}}else this.updateFlameBones();this.splatMesh.morphedMesh=e;var o=this.splatMesh.morphedMesh.length/3;null!=this.splatMesh.splatDataTextures.flameModel&&this.splatMesh.updateTetureAfterBSAndSkeleton(0,o-1,this.useFlame)}},{key:"updateFlameBones",value:function(){function e(e,t){var n;if(1==(arguments.length>2&&void 0!==arguments[2]&&arguments[2]))n=new fh(t[0],t[1],t[2],t[3]);else{var r=new ph(t[0],t[1],t[2]),i=r.length(),a=r.normalize();n=(new fh).setFromAxisAngle(a,i)}e.quaternion.copy(n),e.updateMatrixWorld(!0)}this.splatMesh.bsWeight=this.flame_params.expr[this.frame];var t=this.flame_params.rotation[this.frame];e(this.skeleton.bones[0],t),t=this.flame_params.neck_pose[this.frame],e(this.skeleton.bones[1],t),t=this.flame_params.jaw_pose[this.frame],e(this.skeleton.bones[2],t),t=this.flame_params.eyes_pose[this.frame],e(this.skeleton.bones[3],t),e(this.skeleton.bones[4],[t[3],t[4],t[5]]),this.skeleton.update();var n=this.updatedBoneMatrices(5);this.splatMesh.bonesMatrix=n,this.splatMesh.bonesNum=5,this.splatMesh.bonesWeight=this.lbs_weight_80k}}],[{key:"isProgressivelyLoadable",value:function(e){return e===rx||e===ix||e===ax}}]);var t,n}();function QO(e,t,n,r){return new(n||(n=Promise))(function(i,a){function o(e){try{u(r.next(e))}catch(HJ){a(HJ)}}function s(e){try{u(r.throw(e))}catch(HJ){a(HJ)}}function u(e){var t;e.done?i(e.value):(t=e.value,t instanceof n?t:new n(function(e){e(t)})).then(o,s)}u((r=r.apply(e,t||[])).next())})}function qO(e,t){return function(){return e.apply(t,arguments)}}M(jO,"setCameraPositionFromZoom",(GO=new ph,function(e,t,n){var r=1/(.001*t.zoom);GO.copy(n.target).sub(e.position).normalize().multiplyScalar(r).negate(),e.position.copy(n.target).add(GO)})),M(jO,"setCameraZoomFromPosition",function(){var e=new ph;return function(t,n,r){var i=e.copy(r.target).sub(n.position).length();t.zoom=1/(.001*i)}}()),"function"==typeof SuppressedError&&SuppressedError;var 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window?window:"undefined"!=typeof global?global:"undefined"!=typeof self?self:{};function nU(e){return e&&e.__esModule&&Object.prototype.hasOwnProperty.call(e,"default")?e.default:e}function rU(e){throw new Error('Could not dynamically require "'+e+'". 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t,n,i,o,s,u,l,c=[],h=0,d=e.length,f=d,p="string"!==r.getTypeOf(e);h<e.length;)f=d-h,i=p?(t=e[h++],n=h<d?e[h++]:0,h<d?e[h++]:0):(t=e.charCodeAt(h++),n=h<d?e.charCodeAt(h++):0,h<d?e.charCodeAt(h++):0),o=t>>2,s=(3&t)<<4|n>>4,u=1<f?(15&n)<<2|i>>6:64,l=2<f?63&i:64,c.push(a.charAt(o)+a.charAt(s)+a.charAt(u)+a.charAt(l));return c.join("")},n.decode=function(e){var t,n,r,o,s,u,l=0,c=0,h="data:";if(e.substr(0,h.length)===h)throw new Error("Invalid base64 input, it looks like a data url.");var d,f=3*(e=e.replace(/[^A-Za-z0-9+/=]/g,"")).length/4;if(e.charAt(e.length-1)===a.charAt(64)&&f--,e.charAt(e.length-2)===a.charAt(64)&&f--,f%1!=0)throw new Error("Invalid base64 input, bad content length.");for(d=i.uint8array?new Uint8Array(0|f):new Array(0|f);l<e.length;)t=a.indexOf(e.charAt(l++))<<2|(o=a.indexOf(e.charAt(l++)))>>4,n=(15&o)<<4|(s=a.indexOf(e.charAt(l++)))>>2,r=(3&s)<<6|(u=a.indexOf(e.charAt(l++))),d[c++]=t,64!==s&&(d[c++]=n),64!==u&&(d[c++]=r);return d}},{"./support":30,"./utils":32}],2:[function(e,t,n){var r=e("./external"),i=e("./stream/DataWorker"),a=e("./stream/Crc32Probe"),o=e("./stream/DataLengthProbe");function s(e,t,n,r,i){this.compressedSize=e,this.uncompressedSize=t,this.crc32=n,this.compression=r,this.compressedContent=i}s.prototype={getContentWorker:function(){var e=new i(r.Promise.resolve(this.compressedContent)).pipe(this.compression.uncompressWorker()).pipe(new o("data_length")),t=this;return e.on("end",function(){if(this.streamInfo.data_length!==t.uncompressedSize)throw new Error("Bug : uncompressed data size mismatch")}),e},getCompressedWorker:function(){return new i(r.Promise.resolve(this.compressedContent)).withStreamInfo("compressedSize",this.compressedSize).withStreamInfo("uncompressedSize",this.uncompressedSize).withStreamInfo("crc32",this.crc32).withStreamInfo("compression",this.compression)}},s.createWorkerFrom=function(e,t,n){return e.pipe(new a).pipe(new o("uncompressedSize")).pipe(t.compressWorker(n)).pipe(new o("compressedSize")).withStreamInfo("compression",t)},t.exports=s},{"./external":6,"./stream/Crc32Probe":25,"./stream/DataLengthProbe":26,"./stream/DataWorker":27}],3:[function(e,t,n){var r=e("./stream/GenericWorker");n.STORE={magic:"\0\0",compressWorker:function(){return new r("STORE compression")},uncompressWorker:function(){return new r("STORE decompression")}},n.DEFLATE=e("./flate")},{"./flate":7,"./stream/GenericWorker":28}],4:[function(e,t,n){var r=e("./utils"),i=function(){for(var e,t=[],n=0;n<256;n++){e=n;for(var r=0;r<8;r++)e=1&e?3988292384^e>>>1:e>>>1;t[n]=e}return t}();t.exports=function(e,t){return void 0!==e&&e.length?"string"!==r.getTypeOf(e)?function(e,t,n,r){var a=i,o=r+n;e^=-1;for(var s=r;s<o;s++)e=e>>>8^a[255&(e^t[s])];return-1^e}(0|t,e,e.length,0):function(e,t,n,r){var a=i,o=r+n;e^=-1;for(var s=r;s<o;s++)e=e>>>8^a[255&(e^t.charCodeAt(s))];return-1^e}(0|t,e,e.length,0):0}},{"./utils":32}],5:[function(e,t,n){n.base64=!1,n.binary=!1,n.dir=!1,n.createFolders=!0,n.date=null,n.compression=null,n.compressionOptions=null,n.comment=null,n.unixPermissions=null,n.dosPermissions=null},{}],6:[function(e,t,n){var r=null;r="undefined"!=typeof Promise?Promise:e("lie"),t.exports={Promise:r}},{lie:37}],7:[function(e,t,n){var r="undefined"!=typeof Uint8Array&&"undefined"!=typeof Uint16Array&&"undefined"!=typeof Uint32Array,i=e("pako"),a=e("./utils"),o=e("./stream/GenericWorker"),s=r?"uint8array":"array";function u(e,t){o.call(this,"FlateWorker/"+e),this._pako=null,this._pakoAction=e,this._pakoOptions=t,this.meta={}}n.magic="\b\0",a.inherits(u,o),u.prototype.processChunk=function(e){this.meta=e.meta,null===this._pako&&this._createPako(),this._pako.push(a.transformTo(s,e.data),!1)},u.prototype.flush=function(){o.prototype.flush.call(this),null===this._pako&&this._createPako(),this._pako.push([],!0)},u.prototype.cleanUp=function(){o.prototype.cleanUp.call(this),this._pako=null},u.prototype._createPako=function(){this._pako=new i[this._pakoAction]({raw:!0,level:this._pakoOptions.level||-1});var e=this;this._pako.onData=function(t){e.push({data:t,meta:e.meta})}},n.compressWorker=function(e){return new u("Deflate",e)},n.uncompressWorker=function(){return new u("Inflate",{})}},{"./stream/GenericWorker":28,"./utils":32,pako:38}],8:[function(e,t,n){function r(e,t){var n,r="";for(n=0;n<t;n++)r+=String.fromCharCode(255&e),e>>>=8;return r}function i(e,t,n,i,o,c){var h,d,f=e.file,p=e.compression,v=c!==s.utf8encode,m=a.transformTo("string",c(f.name)),g=a.transformTo("string",s.utf8encode(f.name)),y=f.comment,_=a.transformTo("string",c(y)),b=a.transformTo("string",s.utf8encode(y)),x=g.length!==f.name.length,S=b.length!==y.length,A="",w="",T="",M=f.dir,E=f.date,C={crc32:0,compressedSize:0,uncompressedSize:0};t&&!n||(C.crc32=e.crc32,C.compressedSize=e.compressedSize,C.uncompressedSize=e.uncompressedSize);var k=0;t&&(k|=8),v||!x&&!S||(k|=2048);var R=0,I=0;M&&(R|=16),"UNIX"===o?(I=798,R|=function(e,t){var n=e;return e||(n=t?16893:33204),(65535&n)<<16}(f.unixPermissions,M)):(I=20,R|=function(e){return 63&(e||0)}(f.dosPermissions)),h=E.getUTCHours(),h<<=6,h|=E.getUTCMinutes(),h<<=5,h|=E.getUTCSeconds()/2,d=E.getUTCFullYear()-1980,d<<=4,d|=E.getUTCMonth()+1,d<<=5,d|=E.getUTCDate(),x&&(w=r(1,1)+r(u(m),4)+g,A+="up"+r(w.length,2)+w),S&&(T=r(1,1)+r(u(_),4)+b,A+="uc"+r(T.length,2)+T);var N="";return N+="\n\0",N+=r(k,2),N+=p.magic,N+=r(h,2),N+=r(d,2),N+=r(C.crc32,4),N+=r(C.compressedSize,4),N+=r(C.uncompressedSize,4),N+=r(m.length,2),N+=r(A.length,2),{fileRecord:l.LOCAL_FILE_HEADER+N+m+A,dirRecord:l.CENTRAL_FILE_HEADER+r(I,2)+N+r(_.length,2)+"\0\0\0\0"+r(R,4)+r(i,4)+m+A+_}}var a=e("../utils"),o=e("../stream/GenericWorker"),s=e("../utf8"),u=e("../crc32"),l=e("../signature");function c(e,t,n,r){o.call(this,"ZipFileWorker"),this.bytesWritten=0,this.zipComment=t,this.zipPlatform=n,this.encodeFileName=r,this.streamFiles=e,this.accumulate=!1,this.contentBuffer=[],this.dirRecords=[],this.currentSourceOffset=0,this.entriesCount=0,this.currentFile=null,this._sources=[]}a.inherits(c,o),c.prototype.push=function(e){var t=e.meta.percent||0,n=this.entriesCount,r=this._sources.length;this.accumulate?this.contentBuffer.push(e):(this.bytesWritten+=e.data.length,o.prototype.push.call(this,{data:e.data,meta:{currentFile:this.currentFile,percent:n?(t+100*(n-r-1))/n:100}}))},c.prototype.openedSource=function(e){this.currentSourceOffset=this.bytesWritten,this.currentFile=e.file.name;var t=this.streamFiles&&!e.file.dir;if(t){var n=i(e,t,!1,this.currentSourceOffset,this.zipPlatform,this.encodeFileName);this.push({data:n.fileRecord,meta:{percent:0}})}else this.accumulate=!0},c.prototype.closedSource=function(e){this.accumulate=!1;var t=this.streamFiles&&!e.file.dir,n=i(e,t,!0,this.currentSourceOffset,this.zipPlatform,this.encodeFileName);if(this.dirRecords.push(n.dirRecord),t)this.push({data:function(e){return l.DATA_DESCRIPTOR+r(e.crc32,4)+r(e.compressedSize,4)+r(e.uncompressedSize,4)}(e),meta:{percent:100}});else for(this.push({data:n.fileRecord,meta:{percent:0}});this.contentBuffer.length;)this.push(this.contentBuffer.shift());this.currentFile=null},c.prototype.flush=function(){for(var e=this.bytesWritten,t=0;t<this.dirRecords.length;t++)this.push({data:this.dirRecords[t],meta:{percent:100}});var n=this.bytesWritten-e,i=function(e,t,n,i,o){var s=a.transformTo("string",o(i));return l.CENTRAL_DIRECTORY_END+"\0\0\0\0"+r(e,2)+r(e,2)+r(t,4)+r(n,4)+r(s.length,2)+s}(this.dirRecords.length,n,e,this.zipComment,this.encodeFileName);this.push({data:i,meta:{percent:100}})},c.prototype.prepareNextSource=function(){this.previous=this._sources.shift(),this.openedSource(this.previous.streamInfo),this.isPaused?this.previous.pause():this.previous.resume()},c.prototype.registerPrevious=function(e){this._sources.push(e);var t=this;return e.on("data",function(e){t.processChunk(e)}),e.on("end",function(){t.closedSource(t.previous.streamInfo),t._sources.length?t.prepareNextSource():t.end()}),e.on("error",function(e){t.error(e)}),this},c.prototype.resume=function(){return!!o.prototype.resume.call(this)&&(!this.previous&&this._sources.length?(this.prepareNextSource(),!0):this.previous||this._sources.length||this.generatedError?void 0:(this.end(),!0))},c.prototype.error=function(e){var t=this._sources;if(!o.prototype.error.call(this,e))return!1;for(var n=0;n<t.length;n++)try{t[n].error(e)}catch(e){}return!0},c.prototype.lock=function(){o.prototype.lock.call(this);for(var e=this._sources,t=0;t<e.length;t++)e[t].lock()},t.exports=c},{"../crc32":4,"../signature":23,"../stream/GenericWorker":28,"../utf8":31,"../utils":32}],9:[function(e,t,n){var r=e("../compressions"),i=e("./ZipFileWorker");n.generateWorker=function(e,t,n){var a=new i(t.streamFiles,n,t.platform,t.encodeFileName),o=0;try{e.forEach(function(e,n){o++;var i=function(e,t){var n=e||t,i=r[n];if(!i)throw new Error(n+" is not a valid compression method !");return i}(n.options.compression,t.compression),s=n.options.compressionOptions||t.compressionOptions||{},u=n.dir,l=n.date;n._compressWorker(i,s).withStreamInfo("file",{name:e,dir:u,date:l,comment:n.comment||"",unixPermissions:n.unixPermissions,dosPermissions:n.dosPermissions}).pipe(a)}),a.entriesCount=o}catch(e){a.error(e)}return a}},{"../compressions":3,"./ZipFileWorker":8}],10:[function(e,t,n){function r(){if(!(this instanceof r))return new r;if(arguments.length)throw new Error("The constructor with parameters has been removed in JSZip 3.0, please check the upgrade guide.");this.files=Object.create(null),this.comment=null,this.root="",this.clone=function(){var e=new r;for(var t in this)"function"!=typeof this[t]&&(e[t]=this[t]);return e}}(r.prototype=e("./object")).loadAsync=e("./load"),r.support=e("./support"),r.defaults=e("./defaults"),r.version="3.10.1",r.loadAsync=function(e,t){return(new r).loadAsync(e,t)},r.external=e("./external"),t.exports=r},{"./defaults":5,"./external":6,"./load":11,"./object":15,"./support":30}],11:[function(e,t,n){var r=e("./utils"),i=e("./external"),a=e("./utf8"),o=e("./zipEntries"),s=e("./stream/Crc32Probe"),u=e("./nodejsUtils");function l(e){return new i.Promise(function(t,n){var r=e.decompressed.getContentWorker().pipe(new s);r.on("error",function(e){n(e)}).on("end",function(){r.streamInfo.crc32!==e.decompressed.crc32?n(new Error("Corrupted zip : CRC32 mismatch")):t()}).resume()})}t.exports=function(e,t){var n=this;return t=r.extend(t||{},{base64:!1,checkCRC32:!1,optimizedBinaryString:!1,createFolders:!1,decodeFileName:a.utf8decode}),u.isNode&&u.isStream(e)?i.Promise.reject(new Error("JSZip can't accept a stream when loading a zip file.")):r.prepareContent("the loaded zip file",e,!0,t.optimizedBinaryString,t.base64).then(function(e){var n=new o(t);return n.load(e),n}).then(function(e){var n=[i.Promise.resolve(e)],r=e.files;if(t.checkCRC32)for(var a=0;a<r.length;a++)n.push(l(r[a]));return i.Promise.all(n)}).then(function(e){for(var i=e.shift(),a=i.files,o=0;o<a.length;o++){var s=a[o],u=s.fileNameStr,l=r.resolve(s.fileNameStr);n.file(l,s.decompressed,{binary:!0,optimizedBinaryString:!0,date:s.date,dir:s.dir,comment:s.fileCommentStr.length?s.fileCommentStr:null,unixPermissions:s.unixPermissions,dosPermissions:s.dosPermissions,createFolders:t.createFolders}),s.dir||(n.file(l).unsafeOriginalName=u)}return i.zipComment.length&&(n.comment=i.zipComment),n})}},{"./external":6,"./nodejsUtils":14,"./stream/Crc32Probe":25,"./utf8":31,"./utils":32,"./zipEntries":33}],12:[function(e,t,n){var r=e("../utils"),i=e("../stream/GenericWorker");function a(e,t){i.call(this,"Nodejs stream input adapter for 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e.buffer},uint8array:s,nodebuffer:function(e){return a.newBufferFrom(e)}},d.nodebuffer={string:c,array:function(e){return h(e,new Array(e.length))},arraybuffer:function(e){return d.nodebuffer.uint8array(e).buffer},uint8array:function(e){return h(e,new Uint8Array(e.length))},nodebuffer:s},n.transformTo=function(e,t){if(t=t||"",!e)return t;n.checkSupport(e);var r=n.getTypeOf(t);return d[r][e](t)},n.resolve=function(e){for(var t=e.split("/"),n=[],r=0;r<t.length;r++){var i=t[r];"."===i||""===i&&0!==r&&r!==t.length-1||(".."===i?n.pop():n.push(i))}return n.join("/")},n.getTypeOf=function(e){return"string"==typeof e?"string":"[object Array]"===Object.prototype.toString.call(e)?"array":r.nodebuffer&&a.isBuffer(e)?"nodebuffer":r.uint8array&&e instanceof Uint8Array?"uint8array":r.arraybuffer&&e instanceof ArrayBuffer?"arraybuffer":void 0},n.checkSupport=function(e){if(!r[e.toLowerCase()])throw new Error(e+" is not supported by this 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bytes.")},prepareReader:function(e){this.reader=r(e)},load:function(e){this.prepareReader(e),this.readEndOfCentral(),this.readCentralDir(),this.readLocalFiles()}},t.exports=u},{"./reader/readerFor":22,"./signature":23,"./support":30,"./utils":32,"./zipEntry":34}],34:[function(e,t,n){var r=e("./reader/readerFor"),i=e("./utils"),a=e("./compressedObject"),o=e("./crc32"),s=e("./utf8"),u=e("./compressions"),l=e("./support");function c(e,t){this.options=e,this.loadOptions=t}c.prototype={isEncrypted:function(){return!(1&~this.bitFlag)},useUTF8:function(){return!(2048&~this.bitFlag)},readLocalPart:function(e){var t,n;if(e.skip(22),this.fileNameLength=e.readInt(2),n=e.readInt(2),this.fileName=e.readData(this.fileNameLength),e.skip(n),-1===this.compressedSize||-1===this.uncompressedSize)throw new Error("Bug or corrupted zip : didn't get enough information from the central directory (compressedSize === -1 || uncompressedSize === -1)");if(null===(t=function(e){for(var t in u)if(Object.prototype.hasOwnProperty.call(u,t)&&u[t].magic===e)return u[t];return null}(this.compressionMethod)))throw new Error("Corrupted zip : compression "+i.pretty(this.compressionMethod)+" unknown (inner file : "+i.transformTo("string",this.fileName)+")");this.decompressed=new a(this.compressedSize,this.uncompressedSize,this.crc32,t,e.readData(this.compressedSize))},readCentralPart:function(e){this.versionMadeBy=e.readInt(2),e.skip(2),this.bitFlag=e.readInt(2),this.compressionMethod=e.readString(2),this.date=e.readDate(),this.crc32=e.readInt(4),this.compressedSize=e.readInt(4),this.uncompressedSize=e.readInt(4);var t=e.readInt(2);if(this.extraFieldsLength=e.readInt(2),this.fileCommentLength=e.readInt(2),this.diskNumberStart=e.readInt(2),this.internalFileAttributes=e.readInt(2),this.externalFileAttributes=e.readInt(4),this.localHeaderOffset=e.readInt(4),this.isEncrypted())throw new Error("Encrypted zip are not supported");e.skip(t),this.readExtraFields(e),this.parseZIP64ExtraField(e),this.fileComment=e.readData(this.fileCommentLength)},processAttributes:function(){this.unixPermissions=null,this.dosPermissions=null;var e=this.versionMadeBy>>8;this.dir=!!(16&this.externalFileAttributes),0==e&&(this.dosPermissions=63&this.externalFileAttributes),3==e&&(this.unixPermissions=this.externalFileAttributes>>16&65535),this.dir||"/"!==this.fileNameStr.slice(-1)||(this.dir=!0)},parseZIP64ExtraField:function(){if(this.extraFields[1]){var e=r(this.extraFields[1].value);this.uncompressedSize===i.MAX_VALUE_32BITS&&(this.uncompressedSize=e.readInt(8)),this.compressedSize===i.MAX_VALUE_32BITS&&(this.compressedSize=e.readInt(8)),this.localHeaderOffset===i.MAX_VALUE_32BITS&&(this.localHeaderOffset=e.readInt(8)),this.diskNumberStart===i.MAX_VALUE_32BITS&&(this.diskNumberStart=e.readInt(4))}},readExtraFields:function(e){var t,n,r,i=e.index+this.extraFieldsLength;for(this.extraFields||(this.extraFields={});e.index+4<i;)t=e.readInt(2),n=e.readInt(2),r=e.readData(n),this.extraFields[t]={id:t,length:n,value:r};e.setIndex(i)},handleUTF8:function(){var e=l.uint8array?"uint8array":"array";if(this.useUTF8())this.fileNameStr=s.utf8decode(this.fileName),this.fileCommentStr=s.utf8decode(this.fileComment);else{var t=this.findExtraFieldUnicodePath();if(null!==t)this.fileNameStr=t;else{var n=i.transformTo(e,this.fileName);this.fileNameStr=this.loadOptions.decodeFileName(n)}var r=this.findExtraFieldUnicodeComment();if(null!==r)this.fileCommentStr=r;else{var a=i.transformTo(e,this.fileComment);this.fileCommentStr=this.loadOptions.decodeFileName(a)}}},findExtraFieldUnicodePath:function(){var e=this.extraFields[28789];if(e){var t=r(e.value);return 1!==t.readInt(1)||o(this.fileName)!==t.readInt(4)?null:s.utf8decode(t.readData(e.length-5))}return null},findExtraFieldUnicodeComment:function(){var e=this.extraFields[25461];if(e){var t=r(e.value);return 1!==t.readInt(1)||o(this.fileComment)!==t.readInt(4)?null:s.utf8decode(t.readData(e.length-5))}return null}},t.exports=c},{"./compressedObject":2,"./compressions":3,"./crc32":4,"./reader/readerFor":22,"./support":30,"./utf8":31,"./utils":32}],35:[function(e,t,n){function r(e,t,n){this.name=e,this.dir=n.dir,this.date=n.date,this.comment=n.comment,this.unixPermissions=n.unixPermissions,this.dosPermissions=n.dosPermissions,this._data=t,this._dataBinary=n.binary,this.options={compression:n.compression,compressionOptions:n.compressionOptions}}var i=e("./stream/StreamHelper"),a=e("./stream/DataWorker"),o=e("./utf8"),s=e("./compressedObject"),u=e("./stream/GenericWorker");r.prototype={internalStream:function(e){var t=null,n="string";try{if(!e)throw new Error("No output type specified.");var r="string"===(n=e.toLowerCase())||"text"===n;"binarystring"!==n&&"text"!==n||(n="string"),t=this._decompressWorker();var a=!this._dataBinary;a&&!r&&(t=t.pipe(new o.Utf8EncodeWorker)),!a&&r&&(t=t.pipe(new o.Utf8DecodeWorker))}catch(e){(t=new u("error")).error(e)}return new i(t,n,"")},async:function(e,t){return this.internalStream(e).accumulate(t)},nodeStream:function(e,t){return this.internalStream(e||"nodebuffer").toNodejsStream(t)},_compressWorker:function(e,t){if(this._data instanceof s&&this._data.compression.magic===e.magic)return this._data.getCompressedWorker();var n=this._decompressWorker();return this._dataBinary||(n=n.pipe(new o.Utf8EncodeWorker)),s.createWorkerFrom(n,e,t)},_decompressWorker:function(){return this._data instanceof s?this._data.getContentWorker():this._data instanceof u?this._data:new a(this._data)}};for(var l=["asText","asBinary","asNodeBuffer","asUint8Array","asArrayBuffer"],c=function(){throw new Error("This method has been removed in JSZip 3.0, please check the upgrade 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G(){this.strm=null,this.status=0,this.pending_buf=null,this.pending_buf_size=0,this.pending_out=0,this.pending=0,this.wrap=0,this.gzhead=null,this.gzindex=0,this.method=m,this.last_flush=-1,this.w_size=0,this.w_bits=0,this.w_mask=0,this.window=null,this.window_size=0,this.prev=null,this.head=null,this.ins_h=0,this.hash_size=0,this.hash_bits=0,this.hash_mask=0,this.hash_shift=0,this.block_start=0,this.match_length=0,this.prev_match=0,this.match_available=0,this.strstart=0,this.match_start=0,this.lookahead=0,this.prev_length=0,this.max_chain_length=0,this.max_lazy_match=0,this.level=0,this.strategy=0,this.good_match=0,this.nice_match=0,this.dyn_ltree=new i.Buf16(2*x),this.dyn_dtree=new i.Buf16(2*(2*_+1)),this.bl_tree=new i.Buf16(2*(2*b+1)),L(this.dyn_ltree),L(this.dyn_dtree),L(this.bl_tree),this.l_desc=null,this.d_desc=null,this.bl_desc=null,this.bl_count=new i.Buf16(S+1),this.heap=new i.Buf16(2*y+1),L(this.heap),this.heap_len=0,this.heap_max=0,this.depth=new i.Buf16(2*y+1),L(this.depth),this.l_buf=0,this.lit_bufsize=0,this.last_lit=0,this.d_buf=0,this.opt_len=0,this.static_len=0,this.matches=0,this.insert=0,this.bi_buf=0,this.bi_valid=0}function j(e){var t;return e&&e.state?(e.total_in=e.total_out=0,e.data_type=v,(t=e.state).pending=0,t.pending_out=0,t.wrap<0&&(t.wrap=-t.wrap),t.status=t.wrap?M:E,e.adler=2===t.wrap?0:1,t.last_flush=l,a._tr_init(t),h):N(e,d)}function Q(e){var t=j(e);return t===h&&function(e){e.window_size=2*e.w_size,L(e.head),e.max_lazy_match=r[e.level].max_lazy,e.good_match=r[e.level].good_length,e.nice_match=r[e.level].nice_length,e.max_chain_length=r[e.level].max_chain,e.strstart=0,e.block_start=0,e.lookahead=0,e.insert=0,e.match_length=e.prev_length=A-1,e.match_available=0,e.ins_h=0}(e.state),t}function q(e,t,n,r,a,o){if(!e)return d;var s=1;if(t===f&&(t=6),r<0?(s=0,r=-r):15<r&&(s=2,r-=16),a<1||g<a||n!==m||r<8||15<r||t<0||9<t||o<0||p<o)return N(e,d);8===r&&(r=9);var u=new G;return(e.state=u).strm=e,u.wrap=s,u.gzhead=null,u.w_bits=r,u.w_size=1<<u.w_bits,u.w_mask=u.w_size-1,u.hash_bits=a+7,u.hash_size=1<<u.hash_bits,u.hash_mask=u.hash_size-1,u.hash_shift=~~((u.hash_bits+A-1)/A),u.window=new i.Buf8(2*u.w_size),u.head=new i.Buf16(u.hash_size),u.prev=new i.Buf16(u.w_size),u.lit_bufsize=1<<a+6,u.pending_buf_size=4*u.lit_bufsize,u.pending_buf=new i.Buf8(u.pending_buf_size),u.d_buf=1*u.lit_bufsize,u.l_buf=3*u.lit_bufsize,u.level=t,u.strategy=o,u.method=n,Q(e)}r=[new W(0,0,0,0,function(e,t){var n=65535;for(n>e.pending_buf_size-5&&(n=e.pending_buf_size-5);;){if(e.lookahead<=1){if(z(e),0===e.lookahead&&t===l)return C;if(0===e.lookahead)break}e.strstart+=e.lookahead,e.lookahead=0;var r=e.block_start+n;if((0===e.strstart||e.strstart>=r)&&(e.lookahead=e.strstart-r,e.strstart=r,O(e,!1),0===e.strm.avail_out))return C;if(e.strstart-e.block_start>=e.w_size-T&&(O(e,!1),0===e.strm.avail_out))return C}return e.insert=0,t===c?(O(e,!0),0===e.strm.avail_out?R:I):(e.strstart>e.block_start&&(O(e,!1),e.strm.avail_out),C)}),new W(4,4,8,4,V),new W(4,5,16,8,V),new W(4,6,32,32,V),new W(4,4,16,16,H),new W(8,16,32,32,H),new W(8,16,128,128,H),new W(8,32,128,256,H),new W(32,128,258,1024,H),new W(32,258,258,4096,H)],n.deflateInit=function(e,t){return q(e,t,m,15,8,0)},n.deflateInit2=q,n.deflateReset=Q,n.deflateResetKeep=j,n.deflateSetHeader=function(e,t){return e&&e.state?2!==e.state.wrap?d:(e.state.gzhead=t,h):d},n.deflate=function(e,t){var n,i,o,u;if(!e||!e.state||5<t||t<0)return e?N(e,d):d;if(i=e.state,!e.output||!e.input&&0!==e.avail_in||666===i.status&&t!==c)return 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f=m+(i.w_bits-8<<4)<<8;f|=(2<=i.strategy||i.level<2?0:i.level<6?1:6===i.level?2:3)<<6,0!==i.strstart&&(f|=32),f+=31-f%31,i.status=E,B(i,f),0!==i.strstart&&(B(i,e.adler>>>16),B(i,65535&e.adler)),e.adler=1}if(69===i.status)if(i.gzhead.extra){for(o=i.pending;i.gzindex<(65535&i.gzhead.extra.length)&&(i.pending!==i.pending_buf_size||(i.gzhead.hcrc&&i.pending>o&&(e.adler=s(e.adler,i.pending_buf,i.pending-o,o)),D(e),o=i.pending,i.pending!==i.pending_buf_size));)F(i,255&i.gzhead.extra[i.gzindex]),i.gzindex++;i.gzhead.hcrc&&i.pending>o&&(e.adler=s(e.adler,i.pending_buf,i.pending-o,o)),i.gzindex===i.gzhead.extra.length&&(i.gzindex=0,i.status=73)}else i.status=73;if(73===i.status)if(i.gzhead.name){o=i.pending;do{if(i.pending===i.pending_buf_size&&(i.gzhead.hcrc&&i.pending>o&&(e.adler=s(e.adler,i.pending_buf,i.pending-o,o)),D(e),o=i.pending,i.pending===i.pending_buf_size)){u=1;break}u=i.gzindex<i.gzhead.name.length?255&i.gzhead.name.charCodeAt(i.gzindex++):0,F(i,u)}while(0!==u);i.gzhead.hcrc&&i.pending>o&&(e.adler=s(e.adler,i.pending_buf,i.pending-o,o)),0===u&&(i.gzindex=0,i.status=91)}else i.status=91;if(91===i.status)if(i.gzhead.comment){o=i.pending;do{if(i.pending===i.pending_buf_size&&(i.gzhead.hcrc&&i.pending>o&&(e.adler=s(e.adler,i.pending_buf,i.pending-o,o)),D(e),o=i.pending,i.pending===i.pending_buf_size)){u=1;break}u=i.gzindex<i.gzhead.comment.length?255&i.gzhead.comment.charCodeAt(i.gzindex++):0,F(i,u)}while(0!==u);i.gzhead.hcrc&&i.pending>o&&(e.adler=s(e.adler,i.pending_buf,i.pending-o,o)),0===u&&(i.status=103)}else i.status=103;if(103===i.status&&(i.gzhead.hcrc?(i.pending+2>i.pending_buf_size&&D(e),i.pending+2<=i.pending_buf_size&&(F(i,255&e.adler),F(i,e.adler>>8&255),e.adler=0,i.status=E)):i.status=E),0!==i.pending){if(D(e),0===e.avail_out)return i.last_flush=-1,h}else if(0===e.avail_in&&P(t)<=P(n)&&t!==c)return N(e,-5);if(666===i.status&&0!==e.avail_in)return N(e,-5);if(0!==e.avail_in||0!==i.lookahead||t!==l&&666!==i.status){var p=2===i.strategy?function(e,t){for(var n;;){if(0===e.lookahead&&(z(e),0===e.lookahead)){if(t===l)return C;break}if(e.match_length=0,n=a._tr_tally(e,0,e.window[e.strstart]),e.lookahead--,e.strstart++,n&&(O(e,!1),0===e.strm.avail_out))return C}return e.insert=0,t===c?(O(e,!0),0===e.strm.avail_out?R:I):e.last_lit&&(O(e,!1),0===e.strm.avail_out)?C:k}(i,t):3===i.strategy?function(e,t){for(var n,r,i,o,s=e.window;;){if(e.lookahead<=w){if(z(e),e.lookahead<=w&&t===l)return C;if(0===e.lookahead)break}if(e.match_length=0,e.lookahead>=A&&0<e.strstart&&(r=s[i=e.strstart-1])===s[++i]&&r===s[++i]&&r===s[++i]){o=e.strstart+w;do{}while(r===s[++i]&&r===s[++i]&&r===s[++i]&&r===s[++i]&&r===s[++i]&&r===s[++i]&&r===s[++i]&&r===s[++i]&&i<o);e.match_length=w-(o-i),e.match_length>e.lookahead&&(e.match_length=e.lookahead)}if(e.match_length>=A?(n=a._tr_tally(e,1,e.match_length-A),e.lookahead-=e.match_length,e.strstart+=e.match_length,e.match_length=0):(n=a._tr_tally(e,0,e.window[e.strstart]),e.lookahead--,e.strstart++),n&&(O(e,!1),0===e.strm.avail_out))return C}return e.insert=0,t===c?(O(e,!0),0===e.strm.avail_out?R:I):e.last_lit&&(O(e,!1),0===e.strm.avail_out)?C:k}(i,t):r[i.level].func(i,t);if(p!==R&&p!==I||(i.status=666),p===C||p===R)return 0===e.avail_out&&(i.last_flush=-1),h;if(p===k&&(1===t?a._tr_align(i):5!==t&&(a._tr_stored_block(i,0,0,!1),3===t&&(L(i.head),0===i.lookahead&&(i.strstart=0,i.block_start=0,i.insert=0))),D(e),0===e.avail_out))return i.last_flush=-1,h}return t!==c?h:i.wrap<=0?1:(2===i.wrap?(F(i,255&e.adler),F(i,e.adler>>8&255),F(i,e.adler>>16&255),F(i,e.adler>>24&255),F(i,255&e.total_in),F(i,e.total_in>>8&255),F(i,e.total_in>>16&255),F(i,e.total_in>>24&255)):(B(i,e.adler>>>16),B(i,65535&e.adler)),D(e),0<i.wrap&&(i.wrap=-i.wrap),0!==i.pending?h:1)},n.deflateEnd=function(e){var t;return e&&e.state?(t=e.state.status)!==M&&69!==t&&73!==t&&91!==t&&103!==t&&t!==E&&666!==t?N(e,d):(e.state=null,t===E?N(e,-3):h):d},n.deflateSetDictionary=function(e,t){var n,r,a,s,u,l,c,f,p=t.length;if(!e||!e.state)return d;if(2===(s=(n=e.state).wrap)||1===s&&n.status!==M||n.lookahead)return d;for(1===s&&(e.adler=o(e.adler,t,p,0)),n.wrap=0,p>=n.w_size&&(0===s&&(L(n.head),n.strstart=0,n.block_start=0,n.insert=0),f=new i.Buf8(n.w_size),i.arraySet(f,t,p-n.w_size,n.w_size,0),t=f,p=n.w_size),u=e.avail_in,l=e.next_in,c=e.input,e.avail_in=p,e.next_in=0,e.input=t,z(n);n.lookahead>=A;){for(r=n.strstart,a=n.lookahead-(A-1);n.ins_h=(n.ins_h<<n.hash_shift^n.window[r+A-1])&n.hash_mask,n.prev[r&n.w_mask]=n.head[n.ins_h],n.head[n.ins_h]=r,r++,--a;);n.strstart=r,n.lookahead=A-1,z(n)}return n.strstart+=n.lookahead,n.block_start=n.strstart,n.insert=n.lookahead,n.lookahead=0,n.match_length=n.prev_length=A-1,n.match_available=0,e.next_in=l,e.input=c,e.avail_in=u,n.wrap=s,h},n.deflateInfo="pako deflate (from Nodeca project)"},{"../utils/common":41,"./adler32":43,"./crc32":45,"./messages":51,"./trees":52}],47:[function(e,t,n){t.exports=function(){this.text=0,this.time=0,this.xflags=0,this.os=0,this.extra=null,this.extra_len=0,this.name="",this.comment="",this.hcrc=0,this.done=!1}},{}],48:[function(e,t,n){t.exports=function(e,t){var n,r,i,a,o,s,u,l,c,h,d,f,p,v,m,g,y,_,b,x,S,A,w,T,M;n=e.state,r=e.next_in,T=e.input,i=r+(e.avail_in-5),a=e.next_out,M=e.output,o=a-(t-e.avail_out),s=a+(e.avail_out-257),u=n.dmax,l=n.wsize,c=n.whave,h=n.wnext,d=n.window,f=n.hold,p=n.bits,v=n.lencode,m=n.distcode,g=(1<<n.lenbits)-1,y=(1<<n.distbits)-1;e:do{p<15&&(f+=T[r++]<<p,p+=8,f+=T[r++]<<p,p+=8),_=v[f&g];t:for(;;){if(f>>>=b=_>>>24,p-=b,0==(b=_>>>16&255))M[a++]=65535&_;else{if(!(16&b)){if(!(64&b)){_=v[(65535&_)+(f&(1<<b)-1)];continue t}if(32&b){n.mode=12;break e}e.msg="invalid literal/length code",n.mode=30;break e}x=65535&_,(b&=15)&&(p<b&&(f+=T[r++]<<p,p+=8),x+=f&(1<<b)-1,f>>>=b,p-=b),p<15&&(f+=T[r++]<<p,p+=8,f+=T[r++]<<p,p+=8),_=m[f&y];n:for(;;){if(f>>>=b=_>>>24,p-=b,!(16&(b=_>>>16&255))){if(!(64&b)){_=m[(65535&_)+(f&(1<<b)-1)];continue n}e.msg="invalid distance code",n.mode=30;break e}if(S=65535&_,p<(b&=15)&&(f+=T[r++]<<p,(p+=8)<b&&(f+=T[r++]<<p,p+=8)),u<(S+=f&(1<<b)-1)){e.msg="invalid distance too far back",n.mode=30;break e}if(f>>>=b,p-=b,(b=a-o)<S){if(c<(b=S-b)&&n.sane){e.msg="invalid distance too far back",n.mode=30;break e}if(w=d,(A=0)===h){if(A+=l-b,b<x){for(x-=b;M[a++]=d[A++],--b;);A=a-S,w=M}}else if(h<b){if(A+=l+h-b,(b-=h)<x){for(x-=b;M[a++]=d[A++],--b;);if(A=0,h<x){for(x-=b=h;M[a++]=d[A++],--b;);A=a-S,w=M}}}else if(A+=h-b,b<x){for(x-=b;M[a++]=d[A++],--b;);A=a-S,w=M}for(;2<x;)M[a++]=w[A++],M[a++]=w[A++],M[a++]=w[A++],x-=3;x&&(M[a++]=w[A++],1<x&&(M[a++]=w[A++]))}else{for(A=a-S;M[a++]=M[A++],M[a++]=M[A++],M[a++]=M[A++],2<(x-=3););x&&(M[a++]=M[A++],1<x&&(M[a++]=M[A++]))}break}}break}}while(r<i&&a<s);r-=x=p>>3,f&=(1<<(p-=x<<3))-1,e.next_in=r,e.next_out=a,e.avail_in=r<i?i-r+5:5-(r-i),e.avail_out=a<s?s-a+257:257-(a-s),n.hold=f,n.bits=p}},{}],49:[function(e,t,n){var r=e("../utils/common"),i=e("./adler32"),a=e("./crc32"),o=e("./inffast"),s=e("./inftrees"),u=1,l=2,c=0,h=-2,d=1,f=852,p=592;function v(e){return(e>>>24&255)+(e>>>8&65280)+((65280&e)<<8)+((255&e)<<24)}function m(){this.mode=0,this.last=!1,this.wrap=0,this.havedict=!1,this.flags=0,this.dmax=0,this.check=0,this.total=0,this.head=null,this.wbits=0,this.wsize=0,this.whave=0,this.wnext=0,this.window=null,this.hold=0,this.bits=0,this.length=0,this.offset=0,this.extra=0,this.lencode=null,this.distcode=null,this.lenbits=0,this.distbits=0,this.ncode=0,this.nlen=0,this.ndist=0,this.have=0,this.next=null,this.lens=new r.Buf16(320),this.work=new r.Buf16(288),this.lendyn=null,this.distdyn=null,this.sane=0,this.back=0,this.was=0}function g(e){var t;return e&&e.state?(t=e.state,e.total_in=e.total_out=t.total=0,e.msg="",t.wrap&&(e.adler=1&t.wrap),t.mode=d,t.last=0,t.havedict=0,t.dmax=32768,t.head=null,t.hold=0,t.bits=0,t.lencode=t.lendyn=new r.Buf32(f),t.distcode=t.distdyn=new r.Buf32(p),t.sane=1,t.back=-1,c):h}function y(e){var t;return e&&e.state?((t=e.state).wsize=0,t.whave=0,t.wnext=0,g(e)):h}function _(e,t){var n,r;return e&&e.state?(r=e.state,t<0?(n=0,t=-t):(n=1+(t>>4),t<48&&(t&=15)),t&&(t<8||15<t)?h:(null!==r.window&&r.wbits!==t&&(r.window=null),r.wrap=n,r.wbits=t,y(e))):h}function b(e,t){var n,r;return e?(r=new m,(e.state=r).window=null,(n=_(e,t))!==c&&(e.state=null),n):h}var x,S,A=!0;function w(e){if(A){var t;for(x=new r.Buf32(512),S=new r.Buf32(32),t=0;t<144;)e.lens[t++]=8;for(;t<256;)e.lens[t++]=9;for(;t<280;)e.lens[t++]=7;for(;t<288;)e.lens[t++]=8;for(s(u,e.lens,0,288,x,0,e.work,{bits:9}),t=0;t<32;)e.lens[t++]=5;s(l,e.lens,0,32,S,0,e.work,{bits:5}),A=!1}e.lencode=x,e.lenbits=9,e.distcode=S,e.distbits=5}function T(e,t,n,i){var a,o=e.state;return null===o.window&&(o.wsize=1<<o.wbits,o.wnext=0,o.whave=0,o.window=new r.Buf8(o.wsize)),i>=o.wsize?(r.arraySet(o.window,t,n-o.wsize,o.wsize,0),o.wnext=0,o.whave=o.wsize):(i<(a=o.wsize-o.wnext)&&(a=i),r.arraySet(o.window,t,n-i,a,o.wnext),(i-=a)?(r.arraySet(o.window,t,n-i,i,0),o.wnext=i,o.whave=o.wsize):(o.wnext+=a,o.wnext===o.wsize&&(o.wnext=0),o.whave<o.wsize&&(o.whave+=a))),0}n.inflateReset=y,n.inflateReset2=_,n.inflateResetKeep=g,n.inflateInit=function(e){return b(e,15)},n.inflateInit2=b,n.inflate=function(e,t){var n,f,p,m,g,y,_,b,x,S,A,M,E,C,k,R,I,N,P,L,D,O,F,B,U=0,z=new r.Buf8(4),V=[16,17,18,0,8,7,9,6,10,5,11,4,12,3,13,2,14,1,15];if(!e||!e.state||!e.output||!e.input&&0!==e.avail_in)return h;12===(n=e.state).mode&&(n.mode=13),g=e.next_out,p=e.output,_=e.avail_out,m=e.next_in,f=e.input,y=e.avail_in,b=n.hold,x=n.bits,S=y,A=_,O=c;e:for(;;)switch(n.mode){case d:if(0===n.wrap){n.mode=13;break}for(;x<16;){if(0===y)break e;y--,b+=f[m++]<<x,x+=8}if(2&n.wrap&&35615===b){z[n.check=0]=255&b,z[1]=b>>>8&255,n.check=a(n.check,z,2,0),x=b=0,n.mode=2;break}if(n.flags=0,n.head&&(n.head.done=!1),!(1&n.wrap)||(((255&b)<<8)+(b>>8))%31){e.msg="incorrect header check",n.mode=30;break}if(8!=(15&b)){e.msg="unknown compression method",n.mode=30;break}if(x-=4,D=8+(15&(b>>>=4)),0===n.wbits)n.wbits=D;else if(D>n.wbits){e.msg="invalid window size",n.mode=30;break}n.dmax=1<<D,e.adler=n.check=1,n.mode=512&b?10:12,x=b=0;break;case 2:for(;x<16;){if(0===y)break e;y--,b+=f[m++]<<x,x+=8}if(n.flags=b,8!=(255&n.flags)){e.msg="unknown compression method",n.mode=30;break}if(57344&n.flags){e.msg="unknown header flags set",n.mode=30;break}n.head&&(n.head.text=b>>8&1),512&n.flags&&(z[0]=255&b,z[1]=b>>>8&255,n.check=a(n.check,z,2,0)),x=b=0,n.mode=3;case 3:for(;x<32;){if(0===y)break e;y--,b+=f[m++]<<x,x+=8}n.head&&(n.head.time=b),512&n.flags&&(z[0]=255&b,z[1]=b>>>8&255,z[2]=b>>>16&255,z[3]=b>>>24&255,n.check=a(n.check,z,4,0)),x=b=0,n.mode=4;case 4:for(;x<16;){if(0===y)break e;y--,b+=f[m++]<<x,x+=8}n.head&&(n.head.xflags=255&b,n.head.os=b>>8),512&n.flags&&(z[0]=255&b,z[1]=b>>>8&255,n.check=a(n.check,z,2,0)),x=b=0,n.mode=5;case 5:if(1024&n.flags){for(;x<16;){if(0===y)break e;y--,b+=f[m++]<<x,x+=8}n.length=b,n.head&&(n.head.extra_len=b),512&n.flags&&(z[0]=255&b,z[1]=b>>>8&255,n.check=a(n.check,z,2,0)),x=b=0}else n.head&&(n.head.extra=null);n.mode=6;case 6:if(1024&n.flags&&(y<(M=n.length)&&(M=y),M&&(n.head&&(D=n.head.extra_len-n.length,n.head.extra||(n.head.extra=new Array(n.head.extra_len)),r.arraySet(n.head.extra,f,m,M,D)),512&n.flags&&(n.check=a(n.check,f,M,m)),y-=M,m+=M,n.length-=M),n.length))break e;n.length=0,n.mode=7;case 7:if(2048&n.flags){if(0===y)break e;for(M=0;D=f[m+M++],n.head&&D&&n.length<65536&&(n.head.name+=String.fromCharCode(D)),D&&M<y;);if(512&n.flags&&(n.check=a(n.check,f,M,m)),y-=M,m+=M,D)break e}else n.head&&(n.head.name=null);n.length=0,n.mode=8;case 8:if(4096&n.flags){if(0===y)break e;for(M=0;D=f[m+M++],n.head&&D&&n.length<65536&&(n.head.comment+=String.fromCharCode(D)),D&&M<y;);if(512&n.flags&&(n.check=a(n.check,f,M,m)),y-=M,m+=M,D)break e}else n.head&&(n.head.comment=null);n.mode=9;case 9:if(512&n.flags){for(;x<16;){if(0===y)break e;y--,b+=f[m++]<<x,x+=8}if(b!==(65535&n.check)){e.msg="header crc mismatch",n.mode=30;break}x=b=0}n.head&&(n.head.hcrc=n.flags>>9&1,n.head.done=!0),e.adler=n.check=0,n.mode=12;break;case 10:for(;x<32;){if(0===y)break e;y--,b+=f[m++]<<x,x+=8}e.adler=n.check=v(b),x=b=0,n.mode=11;case 11:if(0===n.havedict)return e.next_out=g,e.avail_out=_,e.next_in=m,e.avail_in=y,n.hold=b,n.bits=x,2;e.adler=n.check=1,n.mode=12;case 12:if(5===t||6===t)break e;case 13:if(n.last){b>>>=7&x,x-=7&x,n.mode=27;break}for(;x<3;){if(0===y)break e;y--,b+=f[m++]<<x,x+=8}switch(n.last=1&b,x-=1,3&(b>>>=1)){case 0:n.mode=14;break;case 1:if(w(n),n.mode=20,6!==t)break;b>>>=2,x-=2;break e;case 2:n.mode=17;break;case 3:e.msg="invalid block type",n.mode=30}b>>>=2,x-=2;break;case 14:for(b>>>=7&x,x-=7&x;x<32;){if(0===y)break e;y--,b+=f[m++]<<x,x+=8}if((65535&b)!=(b>>>16^65535)){e.msg="invalid stored block lengths",n.mode=30;break}if(n.length=65535&b,x=b=0,n.mode=15,6===t)break e;case 15:n.mode=16;case 16:if(M=n.length){if(y<M&&(M=y),_<M&&(M=_),0===M)break e;r.arraySet(p,f,m,M,g),y-=M,m+=M,_-=M,g+=M,n.length-=M;break}n.mode=12;break;case 17:for(;x<14;){if(0===y)break e;y--,b+=f[m++]<<x,x+=8}if(n.nlen=257+(31&b),b>>>=5,x-=5,n.ndist=1+(31&b),b>>>=5,x-=5,n.ncode=4+(15&b),b>>>=4,x-=4,286<n.nlen||30<n.ndist){e.msg="too many length or distance symbols",n.mode=30;break}n.have=0,n.mode=18;case 18:for(;n.have<n.ncode;){for(;x<3;){if(0===y)break e;y--,b+=f[m++]<<x,x+=8}n.lens[V[n.have++]]=7&b,b>>>=3,x-=3}for(;n.have<19;)n.lens[V[n.have++]]=0;if(n.lencode=n.lendyn,n.lenbits=7,F={bits:n.lenbits},O=s(0,n.lens,0,19,n.lencode,0,n.work,F),n.lenbits=F.bits,O){e.msg="invalid code lengths set",n.mode=30;break}n.have=0,n.mode=19;case 19:for(;n.have<n.nlen+n.ndist;){for(;R=(U=n.lencode[b&(1<<n.lenbits)-1])>>>16&255,I=65535&U,!((k=U>>>24)<=x);){if(0===y)break e;y--,b+=f[m++]<<x,x+=8}if(I<16)b>>>=k,x-=k,n.lens[n.have++]=I;else{if(16===I){for(B=k+2;x<B;){if(0===y)break e;y--,b+=f[m++]<<x,x+=8}if(b>>>=k,x-=k,0===n.have){e.msg="invalid bit length repeat",n.mode=30;break}D=n.lens[n.have-1],M=3+(3&b),b>>>=2,x-=2}else if(17===I){for(B=k+3;x<B;){if(0===y)break e;y--,b+=f[m++]<<x,x+=8}x-=k,D=0,M=3+(7&(b>>>=k)),b>>>=3,x-=3}else{for(B=k+7;x<B;){if(0===y)break e;y--,b+=f[m++]<<x,x+=8}x-=k,D=0,M=11+(127&(b>>>=k)),b>>>=7,x-=7}if(n.have+M>n.nlen+n.ndist){e.msg="invalid bit length repeat",n.mode=30;break}for(;M--;)n.lens[n.have++]=D}}if(30===n.mode)break;if(0===n.lens[256]){e.msg="invalid code -- missing end-of-block",n.mode=30;break}if(n.lenbits=9,F={bits:n.lenbits},O=s(u,n.lens,0,n.nlen,n.lencode,0,n.work,F),n.lenbits=F.bits,O){e.msg="invalid literal/lengths set",n.mode=30;break}if(n.distbits=6,n.distcode=n.distdyn,F={bits:n.distbits},O=s(l,n.lens,n.nlen,n.ndist,n.distcode,0,n.work,F),n.distbits=F.bits,O){e.msg="invalid distances set",n.mode=30;break}if(n.mode=20,6===t)break e;case 20:n.mode=21;case 21:if(6<=y&&258<=_){e.next_out=g,e.avail_out=_,e.next_in=m,e.avail_in=y,n.hold=b,n.bits=x,o(e,A),g=e.next_out,p=e.output,_=e.avail_out,m=e.next_in,f=e.input,y=e.avail_in,b=n.hold,x=n.bits,12===n.mode&&(n.back=-1);break}for(n.back=0;R=(U=n.lencode[b&(1<<n.lenbits)-1])>>>16&255,I=65535&U,!((k=U>>>24)<=x);){if(0===y)break e;y--,b+=f[m++]<<x,x+=8}if(R&&!(240&R)){for(N=k,P=R,L=I;R=(U=n.lencode[L+((b&(1<<N+P)-1)>>N)])>>>16&255,I=65535&U,!(N+(k=U>>>24)<=x);){if(0===y)break e;y--,b+=f[m++]<<x,x+=8}b>>>=N,x-=N,n.back+=N}if(b>>>=k,x-=k,n.back+=k,n.length=I,0===R){n.mode=26;break}if(32&R){n.back=-1,n.mode=12;break}if(64&R){e.msg="invalid literal/length code",n.mode=30;break}n.extra=15&R,n.mode=22;case 22:if(n.extra){for(B=n.extra;x<B;){if(0===y)break e;y--,b+=f[m++]<<x,x+=8}n.length+=b&(1<<n.extra)-1,b>>>=n.extra,x-=n.extra,n.back+=n.extra}n.was=n.length,n.mode=23;case 23:for(;R=(U=n.distcode[b&(1<<n.distbits)-1])>>>16&255,I=65535&U,!((k=U>>>24)<=x);){if(0===y)break e;y--,b+=f[m++]<<x,x+=8}if(!(240&R)){for(N=k,P=R,L=I;R=(U=n.distcode[L+((b&(1<<N+P)-1)>>N)])>>>16&255,I=65535&U,!(N+(k=U>>>24)<=x);){if(0===y)break e;y--,b+=f[m++]<<x,x+=8}b>>>=N,x-=N,n.back+=N}if(b>>>=k,x-=k,n.back+=k,64&R){e.msg="invalid distance code",n.mode=30;break}n.offset=I,n.extra=15&R,n.mode=24;case 24:if(n.extra){for(B=n.extra;x<B;){if(0===y)break e;y--,b+=f[m++]<<x,x+=8}n.offset+=b&(1<<n.extra)-1,b>>>=n.extra,x-=n.extra,n.back+=n.extra}if(n.offset>n.dmax){e.msg="invalid distance too far back",n.mode=30;break}n.mode=25;case 25:if(0===_)break e;if(M=A-_,n.offset>M){if((M=n.offset-M)>n.whave&&n.sane){e.msg="invalid distance too far back",n.mode=30;break}E=M>n.wnext?(M-=n.wnext,n.wsize-M):n.wnext-M,M>n.length&&(M=n.length),C=n.window}else C=p,E=g-n.offset,M=n.length;for(_<M&&(M=_),_-=M,n.length-=M;p[g++]=C[E++],--M;);0===n.length&&(n.mode=21);break;case 26:if(0===_)break e;p[g++]=n.length,_--,n.mode=21;break;case 27:if(n.wrap){for(;x<32;){if(0===y)break e;y--,b|=f[m++]<<x,x+=8}if(A-=_,e.total_out+=A,n.total+=A,A&&(e.adler=n.check=n.flags?a(n.check,p,A,g-A):i(n.check,p,A,g-A)),A=_,(n.flags?b:v(b))!==n.check){e.msg="incorrect data check",n.mode=30;break}x=b=0}n.mode=28;case 28:if(n.wrap&&n.flags){for(;x<32;){if(0===y)break e;y--,b+=f[m++]<<x,x+=8}if(b!==(4294967295&n.total)){e.msg="incorrect length check",n.mode=30;break}x=b=0}n.mode=29;case 29:O=1;break e;case 30:O=-3;break e;case 31:return-4;default:return h}return e.next_out=g,e.avail_out=_,e.next_in=m,e.avail_in=y,n.hold=b,n.bits=x,(n.wsize||A!==e.avail_out&&n.mode<30&&(n.mode<27||4!==t))&&T(e,e.output,e.next_out,A-e.avail_out)?(n.mode=31,-4):(S-=e.avail_in,A-=e.avail_out,e.total_in+=S,e.total_out+=A,n.total+=A,n.wrap&&A&&(e.adler=n.check=n.flags?a(n.check,p,A,e.next_out-A):i(n.check,p,A,e.next_out-A)),e.data_type=n.bits+(n.last?64:0)+(12===n.mode?128:0)+(20===n.mode||15===n.mode?256:0),(0==S&&0===A||4===t)&&O===c&&(O=-5),O)},n.inflateEnd=function(e){if(!e||!e.state)return h;var t=e.state;return t.window&&(t.window=null),e.state=null,c},n.inflateGetHeader=function(e,t){var n;return e&&e.state&&2&(n=e.state).wrap?((n.head=t).done=!1,c):h},n.inflateSetDictionary=function(e,t){var n,r=t.length;return e&&e.state?0!==(n=e.state).wrap&&11!==n.mode?h:11===n.mode&&i(1,t,r,0)!==n.check?-3:T(e,t,r,r)?(n.mode=31,-4):(n.havedict=1,c):h},n.inflateInfo="pako inflate (from Nodeca project)"},{"../utils/common":41,"./adler32":43,"./crc32":45,"./inffast":48,"./inftrees":50}],50:[function(e,t,n){var r=e("../utils/common"),i=[3,4,5,6,7,8,9,10,11,13,15,17,19,23,27,31,35,43,51,59,67,83,99,115,131,163,195,227,258,0,0],a=[16,16,16,16,16,16,16,16,17,17,17,17,18,18,18,18,19,19,19,19,20,20,20,20,21,21,21,21,16,72,78],o=[1,2,3,4,5,7,9,13,17,25,33,49,65,97,129,193,257,385,513,769,1025,1537,2049,3073,4097,6145,8193,12289,16385,24577,0,0],s=[16,16,16,16,17,17,18,18,19,19,20,20,21,21,22,22,23,23,24,24,25,25,26,26,27,27,28,28,29,29,64,64];t.exports=function(e,t,n,u,l,c,h,d){var f,p,v,m,g,y,_,b,x,S=d.bits,A=0,w=0,T=0,M=0,E=0,C=0,k=0,R=0,I=0,N=0,P=null,L=0,D=new r.Buf16(16),O=new r.Buf16(16),F=null,B=0;for(A=0;A<=15;A++)D[A]=0;for(w=0;w<u;w++)D[t[n+w]]++;for(E=S,M=15;1<=M&&0===D[M];M--);if(M<E&&(E=M),0===M)return 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r&&r.length&&(r=(i||t.parse)(r)),o[n]=r;break;case"port":o[n]=r,e(r,o.protocol)?r&&(o.host=o.hostname+":"+r):(o.host=o.hostname,o[n]="");break;case"hostname":o[n]=r,o.port&&(r+=":"+o.port),o.host=r;break;case"host":o[n]=r,a.test(r)?(r=r.split(":"),o.port=r.pop(),o.hostname=r.join(":")):(o.hostname=r,o.port="");break;case"protocol":o.protocol=r.toLowerCase(),o.slashes=!i;break;case"pathname":case"hash":if(r){var s="pathname"===n?"/":"#";o[n]=r.charAt(0)!==s?s+r:r}else o[n]=r;break;case"username":case"password":o[n]=encodeURIComponent(r);break;case"auth":var u=r.indexOf(":");~u?(o.username=r.slice(0,u),o.username=encodeURIComponent(decodeURIComponent(o.username)),o.password=r.slice(u+1),o.password=encodeURIComponent(decodeURIComponent(o.password))):o.username=encodeURIComponent(decodeURIComponent(r))}for(var c=0;c<l.length;c++){var h=l[c];h[4]&&(o[h[1]]=o[h[1]].toLowerCase())}return o.auth=o.password?o.username+":"+o.password:o.username,o.origin="file:"!==o.protocol&&d(o.protocol)&&o.host?o.protocol+"//"+o.host:"null",o.href=o.toString(),o},toString:function(e){e&&"function"==typeof e||(e=t.stringify);var n,r=this,i=r.host,o=r.protocol;o&&":"!==o.charAt(o.length-1)&&(o+=":");var s=o+(r.protocol&&r.slashes||d(r.protocol)?"//":"");return r.username?(s+=r.username,r.password&&(s+=":"+r.password),s+="@"):r.password?(s+=":"+r.password,s+="@"):"file:"!==r.protocol&&d(r.protocol)&&!i&&"/"!==r.pathname&&(s+="@"),(":"===i[i.length-1]||a.test(r.hostname)&&!r.port)&&(i+=":"),s+=i+r.pathname,(n="object"===P(r.query)?e(r.query):r.query)&&(s+="?"!==n.charAt(0)?"?"+n:n),r.hash&&(s+=r.hash),s}},p.extractProtocol=f,p.location=h,p.trimLeft=u,p.qs=t,cU=p}(),vU=nU(pU),mU={exports:{}};var gU,yU,_U,bU,xU,SU=(fU||(fU=1,function(e){e.exports=function(){var e,t,n={version:"0.2.0"},r=n.settings={minimum:.08,easing:"ease",positionUsing:"",speed:200,trickle:!0,trickleRate:.02,trickleSpeed:800,showSpinner:!0,barSelector:'[role="bar"]',spinnerSelector:'[role="spinner"]',parent:"body",template:'<div class="bar" role="bar"><div class="peg"></div></div><div class="spinner" role="spinner"><div class="spinner-icon"></div></div>'};function i(e,t,n){return e<t?t:e>n?n:e}function a(e){return 100*(-1+e)}function o(e,t,n){var i;return(i="translate3d"===r.positionUsing?{transform:"translate3d("+a(e)+"%,0,0)"}:"translate"===r.positionUsing?{transform:"translate("+a(e)+"%,0)"}:{"margin-left":a(e)+"%"}).transition="all "+t+"ms "+n,i}n.configure=function(e){var t,n;for(t in e)void 0!==(n=e[t])&&e.hasOwnProperty(t)&&(r[t]=n);return this},n.status=null,n.set=function(e){var t=n.isStarted();e=i(e,r.minimum,1),n.status=1===e?null:e;var a=n.render(!t),l=a.querySelector(r.barSelector),c=r.speed,h=r.easing;return a.offsetWidth,s(function(t){""===r.positionUsing&&(r.positionUsing=n.getPositioningCSS()),u(l,o(e,c,h)),1===e?(u(a,{transition:"none",opacity:1}),a.offsetWidth,setTimeout(function(){u(a,{transition:"all "+c+"ms linear",opacity:0}),setTimeout(function(){n.remove(),t()},c)},c)):setTimeout(t,c)}),this},n.isStarted=function(){return"number"==typeof n.status},n.start=function(){n.status||n.set(0);var e=function(){setTimeout(function(){n.status&&(n.trickle(),e())},r.trickleSpeed)};return r.trickle&&e(),this},n.done=function(e){return e||n.status?n.inc(.3+.5*Math.random()).set(1):this},n.inc=function(e){var t=n.status;return t?("number"!=typeof e&&(e=(1-t)*i(Math.random()*t,.1,.95)),t=i(t+e,0,.994),n.set(t)):n.start()},n.trickle=function(){return n.inc(Math.random()*r.trickleRate)},e=0,t=0,n.promise=function(r){return r&&"resolved"!==r.state()?(0===t&&n.start(),e++,t++,r.always(function(){0===--t?(e=0,n.done()):n.set((e-t)/e)}),this):this},n.render=function(e){if(n.isRendered())return document.getElementById("nprogress");c(document.documentElement,"nprogress-busy");var t=document.createElement("div");t.id="nprogress",t.innerHTML=r.template;var i,o=t.querySelector(r.barSelector),s=e?"-100":a(n.status||0),l=document.querySelector(r.parent);return u(o,{transition:"all 0 linear",transform:"translate3d("+s+"%,0,0)"}),r.showSpinner||(i=t.querySelector(r.spinnerSelector))&&f(i),l!=document.body&&c(l,"nprogress-custom-parent"),l.appendChild(t),t},n.remove=function(){h(document.documentElement,"nprogress-busy"),h(document.querySelector(r.parent),"nprogress-custom-parent");var e=document.getElementById("nprogress");e&&f(e)},n.isRendered=function(){return!!document.getElementById("nprogress")},n.getPositioningCSS=function(){var e=document.body.style,t="WebkitTransform"in e?"Webkit":"MozTransform"in e?"Moz":"msTransform"in e?"ms":"OTransform"in e?"O":"";return t+"Perspective"in e?"translate3d":t+"Transform"in e?"translate":"margin"};var s=function(){var e=[];function t(){var n=e.shift();n&&n(t)}return function(n){e.push(n),1==e.length&&t()}}(),u=function(){var e=["Webkit","O","Moz","ms"],t={};function n(e){return e.replace(/^-ms-/,"ms-").replace(/-([\da-z])/gi,function(e,t){return t.toUpperCase()})}function r(t){var n=document.body.style;if(t in n)return t;for(var r,i=e.length,a=t.charAt(0).toUpperCase()+t.slice(1);i--;)if((r=e[i]+a)in n)return r;return t}function i(e){return e=n(e),t[e]||(t[e]=r(e))}function a(e,t,n){t=i(t),e.style[t]=n}return function(e,t){var n,r,i=arguments;if(2==i.length)for(n in t)void 0!==(r=t[n])&&t.hasOwnProperty(n)&&a(e,n,r);else a(e,i[1],i[2])}}();function l(e,t){return("string"==typeof e?e:d(e)).indexOf(" "+t+" ")>=0}function c(e,t){var n=d(e),r=n+t;l(n,t)||(e.className=r.substring(1))}function h(e,t){var n,r=d(e);l(e,t)&&(n=r.replace(" "+t+" "," "),e.className=n.substring(1,n.length-1))}function d(e){return(" "+(e.className||"")+" ").replace(/\s+/gi," ")}function f(e){e&&e.parentNode&&e.parentNode.removeChild(e)}return n}()}(mU)),mU.exports),AU=nU(SU);!function(e){e.Idle="Idle",e.Listening="Listening",e.Responding="Responding",e.Thinking="Thinking"}(gU||(gU={})),function(e){e.cpu="cpu",e.gpu="gpu"}(yU||(yU={})),function(e){e.High="High",e.Low="Low",e.Standard="Standard"}(_U||(_U={})),function(e){e.GAUSSIAN_SPLATTING_3D="GAUSSIAN_SPLATTING_3D",e.REALTIME_AVATAR_3D="REALTIME_AVATAR_3D",e.REALTIME_AVATAR_LIVE2D="REALTIME_AVATAR_LIVE2D",e.REALTIME_AVATAR_MOBILE2D="REALTIME_AVATAR_MOBILE2D"}(bU||(bU={})),function(e){e.Idle="idle",e.Listening="listen",e.Responding="speak",e.Thinking="think"}(xU||(xU={}));var wU=function(){function e(t,n,r){A(this,e);var i=[],a=[],o=[],s=[],u=[];this.mixer=t;for(var l=r.hello.size,c=r.idle.size+l,h=r.listen.size+c,d=r.speak.size+h,f=r.think.size+d,p=0;p<n.length;p++){var v=n[p],m=t.clipAction(v);if(p<l)i.push(m);else if(p<c){if(a.push(m),h==c){var g=t.clipAction(v.clone());o.push(g)}if(s==o){var y=t.clipAction(v.clone());s.push(y)}if(f==d){var _=t.clipAction(v.clone());u.push(_)}}else p<h?o.push(m):p<d?s.push(m):p<f&&u.push(m);e.actions.push(m),e.SetWeight(m,0)}this.hello=new MU(i,r.hello.isGroup),this.idle=new EU(a,r.idle.isGroup),this.listen=new CU(o,r.listen.isGroup),this.think=new kU(u,r.think.isGroup),this.speak=new RU(s,r.speak.isGroup)}return T(e,[{key:"curPlaying",value:function(){return this.hello.isPlaying||this.idle.isPlaying?gU.Idle:this.listen.isPlaying?gU.Listening:this.think.isPlaying?gU.Thinking:this.speak.isPlaying?gU.Responding:void 0}},{key:"dispose",value:function(){this.hello.dispose(),this.idle.dispose(),this.listen.dispose(),this.think.dispose(),this.speak.dispose()}},{key:"resetAllActions",value:function(){var t=arguments.length>0&&void 0!==arguments[0]&&arguments[0];switch(this.curPlaying()){case gU.Idle:e.LastAction=this.hello.actions[this.hello.stage];break;case gU.Listening:e.LastAction=this.listen.actions[this.listen.stage];break;case gU.Thinking:e.LastAction=this.think.actions[this.think.stage];break;case gU.Responding:e.LastAction=this.speak.actions[this.speak.stage];break;default:e.LastAction=void 0}e.LastAction&&(e.LastAction.loop=lc,e.LastAction.clampWhenFinished=!0,e.SetWeight(e.LastAction,1)),t&&(e.PauseAllActions(),e.actions.forEach(function(t){t.time=0,e.SetWeight(t,0)}),e.LastAction=void 0),this.hello.isPlaying=!1,this.idle.isPlaying=!1,this.listen.isPlaying=!1,this.think.isPlaying=!1,this.speak.isPlaying=!1}},{key:"update",value:function(t){if(!e.IsBlending)if(e.CurPlaying=this.curPlaying(),null==e.CurPlaying)switch(t){case gU.Idle:this.idle.update(t);break;case gU.Listening:this.listen.update(t);break;case gU.Thinking:this.think.update(t);break;case gU.Responding:this.speak.update(t);break;default:this.idle.update(t)}else switch(e.CurPlaying){case gU.Idle:this.idle.update(t);break;case gU.Listening:this.listen.update(t);break;case gU.Thinking:this.think.update(t);break;case gU.Responding:this.speak.update(t);break;default:this.idle.update(t)}}},{key:"updateBS",value:function(e){var t={browDownLeft:0,browDownRight:0,browInnerUp:0,browOuterUpLeft:0,browOuterUpRight:0,mouthCheekPuff:0,cheekSquintLeft:0,cheekSquintRight:0,eyeBlinkLeft:0,eyeBlinkRight:0,eyeLookDownLeft:0,eyeLookDownRight:0,eyeLookInLeft:0,eyeLookInRight:0,eyeLookOutLeft:0,eyeLookOutRight:0,eyeLookUpLeft:0,eyeLookUpRight:0,eyeSquintLeft:0,eyeSquintRight:0,eyeWideLeft:0,eyeWideRight:0,jawForward:0,jawLeft:0,jawOpen:0,jawRight:0,mouthClose:0,mouthDimpleLeft:0,mouthDimpleRight:0,mouthFrownLeft:0,mouthFrownRight:0,mouthFunnel:0,mouthLeft:0,mouthLowerDownLeft:0,mouthLowerDownRight:0,mouthPressLeft:0,mouthPressRight:0,mouthPucker:0,mouthRight:0,mouthRollLower:0,mouthRollUpper:0,mouthShrugLower:0,mouthShrugUpper:0,mouthSmileLeft:0,mouthSmileRight:0,mouthStretchLeft:0,mouthStretchRight:0,mouthUpperUpLeft:0,mouthUpperUpRight:0,noseSneerLeft:0,noseSneerRight:0,tongueOut:0};return null!=e&&(t=e),t}}],[{key:"SetWeight",value:function(e,t){e.enabled=!0,e.setEffectiveTimeScale(1),e.setEffectiveWeight(t)}},{key:"PrepareCrossFade",value:function(t,n,r){var i=r;e.UnPauseAllActions(),e.ExecuteCrossFade(t,n,i),e.IsBlending=!0,setTimeout(function(){e.IsBlending=!1},r+.1)}},{key:"PauseAllActions",value:function(){e.actions.forEach(function(e){e.paused=!0})}},{key:"UnPauseAllActions",value:function(){e.actions.forEach(function(e){e.paused=!1})}},{key:"ExecuteCrossFade",value:function(t,n,r){e.SetWeight(n,1),n.time=0,t.crossFadeTo(n,r,!0)}}])}();wU.IsBlending=!1,wU.actions=[],wU.NeedReset=!1,wU.NeedFullReset=!1;var TU=function(){return T(function e(t,n){A(this,e),this.isPlaying=!1,this.stage=0,this.actions=[],this.blendingTime=.5,this.isGroup=!1,this.actions=t,this.isGroup=n},[{key:"dispose",value:function(){this.actions=[]}},{key:"update",value:function(e){}}])}(),MU=function(e){function t(e,n){return A(this,t),y(this,t,[e,n])}return x(t,e),T(t,[{key:"update",value:function(e){if(null==wU.CurPlaying&&e==gU.Idle&&0==this.isPlaying&&(this.stage=0,this.actions[this.stage].time=0,wU.SetWeight(this.actions[this.stage],1),this.actions[this.stage].loop=cc,this.actions[this.stage].clampWhenFinished=!1,this.actions[this.stage].paused=!1,this.actions[this.stage].play(),null!=wU.LastAction&&wU.PrepareCrossFade(wU.LastAction,this.actions[this.stage],this.blendingTime),this.isPlaying=!0),wU.CurPlaying==gU.Idle&&e==gU.Idle&&1==this.isPlaying&&this.actions[this.stage].time>this.actions[this.stage].getClip().duration-this.blendingTime){var t=this.stage+1;t>=this.actions.length&&(t=0),this.actions[t].time=0,wU.SetWeight(this.actions[t],1),this.actions[t].loop=cc,this.actions[t].play(),wU.PrepareCrossFade(this.actions[this.stage],this.actions[t],this.blendingTime),this.stage=t}}}])}(TU),EU=function(e){function t(e,n){return A(this,t),y(this,t,[e,n])}return x(t,e),T(t,[{key:"update",value:function(e){null==wU.CurPlaying&&e==gU.Idle&&0==this.isPlaying&&(this.stage=0,this.actions[this.stage].time=0,wU.SetWeight(this.actions[this.stage],1),this.actions[this.stage].loop=cc,this.actions[this.stage].clampWhenFinished=!1,this.actions[this.stage].paused=!1,this.actions[this.stage].play(),null!=wU.LastAction&&wU.PrepareCrossFade(wU.LastAction,this.actions[this.stage],this.blendingTime),this.isPlaying=!0),wU.CurPlaying==gU.Idle&&e!=gU.Idle&&1==this.isPlaying&&0==this.stage&&(this.actions[this.stage].loop=lc,this.actions[this.stage].clampWhenFinished=!0,this.isPlaying=!1,wU.LastAction=this.actions[this.stage])}}])}(TU),CU=function(e){function t(e,n){return A(this,t),y(this,t,[e,n])}return x(t,e),T(t,[{key:"update",value:function(e){null==wU.CurPlaying&&e==gU.Listening&&0==this.isPlaying&&(this.stage=0,this.actions[this.stage].time=0,this.actions[this.stage].play(),wU.SetWeight(this.actions[this.stage],1),this.actions[this.stage].loop=this.isGroup?lc:cc,this.actions[this.stage].clampWhenFinished=!!this.isGroup,null!=wU.LastAction&&wU.PrepareCrossFade(wU.LastAction,this.actions[this.stage],this.blendingTime),this.isPlaying=!0),this.isGroup&&(wU.CurPlaying==gU.Listening&&e==gU.Listening&&1==this.isPlaying&&0==this.stage&&this.actions[this.stage].time>this.actions[this.stage].getClip().duration-this.blendingTime&&(this.actions[this.stage+1].time=0,wU.SetWeight(this.actions[this.stage+1],1),this.actions[this.stage+1].loop=cc,this.actions[this.stage+1].play(),wU.PrepareCrossFade(this.actions[this.stage],this.actions[this.stage+1],this.blendingTime),this.stage=1),wU.CurPlaying!=gU.Listening||e==gU.Listening||1!=this.isPlaying||0!=this.stage&&1!=this.stage||(this.actions[2].time=0,this.actions[2].play(),wU.SetWeight(this.actions[2],1),this.actions[2].loop=lc,wU.PrepareCrossFade(this.actions[this.stage],this.actions[2],this.blendingTime),this.stage=2)),wU.CurPlaying==gU.Listening&&e!=gU.Listening&&1==this.isPlaying&&this.stage==(this.isGroup?this.actions.length-1:0)&&(this.actions[this.stage].loop=lc,this.actions[this.stage].clampWhenFinished=!0,this.isPlaying=!1,wU.LastAction=this.actions[this.stage])}}])}(TU),kU=function(e){function t(e,n){return A(this,t),y(this,t,[e,n])}return x(t,e),T(t,[{key:"update",value:function(e){null==wU.CurPlaying&&e==gU.Thinking&&0==this.isPlaying&&(this.stage=0,this.actions[this.stage].time=0,this.actions[this.stage].play(),wU.SetWeight(this.actions[this.stage],1),this.actions[this.stage].loop=lc,null!=wU.LastAction&&wU.PrepareCrossFade(wU.LastAction,this.actions[this.stage],this.blendingTime),this.isPlaying=!0),this.isGroup&&(wU.CurPlaying==gU.Thinking&&e==gU.Thinking&&1==this.isPlaying&&0==this.stage&&this.actions[this.stage].time>this.actions[this.stage].getClip().duration-this.blendingTime&&(this.actions[this.stage+1].time=0,this.actions[this.stage+1].play(),wU.SetWeight(this.actions[this.stage+1],1),this.actions[this.stage+1].loop=cc,wU.PrepareCrossFade(this.actions[this.stage],this.actions[this.stage+1],this.blendingTime),this.stage=1),wU.CurPlaying!=gU.Thinking||e==gU.Thinking||1!=this.isPlaying||0!=this.stage&&1!=this.stage||(this.actions[2].time=0,this.actions[2].play(),wU.SetWeight(this.actions[2],1),this.actions[2].loop=lc,wU.PrepareCrossFade(this.actions[this.stage],this.actions[2],this.blendingTime),this.stage=2)),wU.CurPlaying==gU.Thinking&&e!=gU.Thinking&&1==this.isPlaying&&this.stage==(this.isGroup?this.actions.length-1:0)&&(this.actions[this.stage].loop=lc,this.actions[this.stage].clampWhenFinished=!0,this.actions[this.stage].time>this.actions[this.stage].getClip().duration-.3&&(this.isPlaying=!1,wU.LastAction=this.actions[this.stage]))}}])}(TU),RU=function(e){function t(e,n){return A(this,t),y(this,t,[e,n])}return x(t,e),T(t,[{key:"getRandonNumber",value:function(e,t){var n=e-t;return t+Math.round(Math.random()*n)}},{key:"update",value:function(e){if(null==wU.CurPlaying&&e==gU.Responding&&0==this.isPlaying&&(this.stage=Math.ceil(this.getRandonNumber(0,this.actions.length-1)),this.actions[this.stage].time=0,this.actions[this.stage].play(),wU.SetWeight(this.actions[this.stage],1),this.actions[this.stage].loop=lc,this.actions[this.stage].clampWhenFinished=!0,null!=wU.LastAction&&wU.PrepareCrossFade(wU.LastAction,this.actions[this.stage],this.blendingTime),this.isPlaying=!0),wU.CurPlaying==gU.Responding&&e==gU.Responding&&1==this.isPlaying&&this.actions[this.stage].time>=this.actions[this.stage].getClip().duration-this.blendingTime){var t=this.actions[this.stage];this.stage=(this.stage+Math.ceil(this.getRandonNumber(1,this.actions.length-1)))%this.actions.length,this.actions[this.stage].time=0,this.actions[this.stage].play(),wU.SetWeight(this.actions[this.stage],1),this.actions[this.stage].loop=lc,this.actions[this.stage].clampWhenFinished=!0,wU.PrepareCrossFade(t,this.actions[this.stage],this.blendingTime)}wU.CurPlaying==gU.Responding&&e!=gU.Responding&&1==this.isPlaying&&(this.actions[this.stage].loop=lc,this.actions[this.stage].clampWhenFinished=!0,this.isPlaying=!1,wU.LastAction=this.actions[this.stage])}}])}(TU);function IU(e,t){if(0===t)return console.warn("THREE.BufferGeometryUtils.toTrianglesDrawMode(): Geometry already defined as triangles."),e;if(2===t||1===t){var n=e.getIndex();if(null===n){var r=[],i=e.getAttribute("position");if(void 0===i)return console.error("THREE.BufferGeometryUtils.toTrianglesDrawMode(): Undefined position attribute. Processing not possible."),e;for(var a=0;a<i.count;a++)r.push(a);e.setIndex(r),n=e.getIndex()}var o=n.count-2,s=[];if(2===t)for(var u=1;u<=o;u++)s.push(n.getX(0)),s.push(n.getX(u)),s.push(n.getX(u+1));else for(var l=0;l<o;l++)l%2==0?(s.push(n.getX(l)),s.push(n.getX(l+1)),s.push(n.getX(l+2))):(s.push(n.getX(l+2)),s.push(n.getX(l+1)),s.push(n.getX(l)));s.length/3!==o&&console.error("THREE.BufferGeometryUtils.toTrianglesDrawMode(): Unable to generate correct amount of triangles.");var c=e.clone();return c.setIndex(s),c.clearGroups(),c}return console.error("THREE.BufferGeometryUtils.toTrianglesDrawMode(): Unknown draw mode:",t),e}var NU=function(e){function t(e){var n;return A(this,t),(n=y(this,t,[e])).dracoLoader=null,n.ktx2Loader=null,n.meshoptDecoder=null,n.pluginCallbacks=[],n.register(function(e){return new BU(e)}),n.register(function(e){return new UU(e)}),n.register(function(e){return new XU(e)}),n.register(function(e){return new YU(e)}),n.register(function(e){return new KU(e)}),n.register(function(e){return new VU(e)}),n.register(function(e){return new HU(e)}),n.register(function(e){return new WU(e)}),n.register(function(e){return new GU(e)}),n.register(function(e){return new FU(e)}),n.register(function(e){return new jU(e)}),n.register(function(e){return new zU(e)}),n.register(function(e){return new qU(e)}),n.register(function(e){return new QU(e)}),n.register(function(e){return new DU(e)}),n.register(function(e){return new ZU(e)}),n.register(function(e){return new JU(e)}),n}return x(t,e),T(t,[{key:"load",value:function(e,t,n,r){var i,a=this;if(""!==this.resourcePath)i=this.resourcePath;else if(""!==this.path){var o=Fv.extractUrlBase(e);i=Fv.resolveURL(o,this.path)}else i=Fv.extractUrlBase(e);this.manager.itemStart(e);var s=function(t){r?r(t):console.error(t),a.manager.itemError(e),a.manager.itemEnd(e)},u=new _v(this.manager);u.setPath(this.path),u.setResponseType("arraybuffer"),u.setRequestHeader(this.requestHeader),u.setWithCredentials(this.withCredentials),u.load(e,function(n){try{a.parse(n,i,function(n){t(n),a.manager.itemEnd(e)},s)}catch(HJ){s(HJ)}},n,s)}},{key:"setDRACOLoader",value:function(e){return this.dracoLoader=e,this}},{key:"setKTX2Loader",value:function(e){return this.ktx2Loader=e,this}},{key:"setMeshoptDecoder",value:function(e){return this.meshoptDecoder=e,this}},{key:"register",value:function(e){return-1===this.pluginCallbacks.indexOf(e)&&this.pluginCallbacks.push(e),this}},{key:"unregister",value:function(e){return-1!==this.pluginCallbacks.indexOf(e)&&this.pluginCallbacks.splice(this.pluginCallbacks.indexOf(e),1),this}},{key:"parse",value:function(e,t,n,r){var i,a={},o={},s=new TextDecoder;if("string"==typeof e)i=JSON.parse(e);else if(e instanceof ArrayBuffer){if(s.decode(new Uint8Array(e,0,4))===$U){try{a[LU.KHR_BINARY_GLTF]=new nz(e)}catch(p){return void(r&&r(p))}i=JSON.parse(a[LU.KHR_BINARY_GLTF].content)}else i=JSON.parse(s.decode(e))}else i=e;if(void 0===i.asset||i.asset.version[0]<2)r&&r(new Error("THREE.GLTFLoader: Unsupported asset. glTF versions >=2.0 are supported."));else{var u=new Cz(i,{path:t||this.resourcePath||"",crossOrigin:this.crossOrigin,requestHeader:this.requestHeader,manager:this.manager,ktx2Loader:this.ktx2Loader,meshoptDecoder:this.meshoptDecoder});u.fileLoader.setRequestHeader(this.requestHeader);for(var l=0;l<this.pluginCallbacks.length;l++){var c=this.pluginCallbacks[l](u);c.name||console.error("THREE.GLTFLoader: Invalid plugin found: missing name"),o[c.name]=c,a[c.name]=!0}if(i.extensionsUsed)for(var h=0;h<i.extensionsUsed.length;++h){var d=i.extensionsUsed[h],f=i.extensionsRequired||[];switch(d){case LU.KHR_MATERIALS_UNLIT:a[d]=new OU;break;case LU.KHR_DRACO_MESH_COMPRESSION:a[d]=new rz(i,this.dracoLoader);break;case LU.KHR_TEXTURE_TRANSFORM:a[d]=new iz;break;case LU.KHR_MESH_QUANTIZATION:a[d]=new az;break;default:f.indexOf(d)>=0&&void 0===o[d]&&console.warn('THREE.GLTFLoader: Unknown extension "'+d+'".')}}u.setExtensions(a),u.setPlugins(o),u.parse(n,r)}}},{key:"parseAsync",value:function(e,t){var n=this;return new Promise(function(r,i){n.parse(e,t,r,i)})}}])}(mv);function PU(){var e={};return{get:function(t){return e[t]},add:function(t,n){e[t]=n},remove:function(t){delete e[t]},removeAll:function(){e={}}}}var LU={KHR_BINARY_GLTF:"KHR_binary_glTF",KHR_DRACO_MESH_COMPRESSION:"KHR_draco_mesh_compression",KHR_LIGHTS_PUNCTUAL:"KHR_lights_punctual",KHR_MATERIALS_CLEARCOAT:"KHR_materials_clearcoat",KHR_MATERIALS_DISPERSION:"KHR_materials_dispersion",KHR_MATERIALS_IOR:"KHR_materials_ior",KHR_MATERIALS_SHEEN:"KHR_materials_sheen",KHR_MATERIALS_SPECULAR:"KHR_materials_specular",KHR_MATERIALS_TRANSMISSION:"KHR_materials_transmission",KHR_MATERIALS_IRIDESCENCE:"KHR_materials_iridescence",KHR_MATERIALS_ANISOTROPY:"KHR_materials_anisotropy",KHR_MATERIALS_UNLIT:"KHR_materials_unlit",KHR_MATERIALS_VOLUME:"KHR_materials_volume",KHR_TEXTURE_BASISU:"KHR_texture_basisu",KHR_TEXTURE_TRANSFORM:"KHR_texture_transform",KHR_MESH_QUANTIZATION:"KHR_mesh_quantization",KHR_MATERIALS_EMISSIVE_STRENGTH:"KHR_materials_emissive_strength",EXT_MATERIALS_BUMP:"EXT_materials_bump",EXT_TEXTURE_WEBP:"EXT_texture_webp",EXT_TEXTURE_AVIF:"EXT_texture_avif",EXT_MESHOPT_COMPRESSION:"EXT_meshopt_compression",EXT_MESH_GPU_INSTANCING:"EXT_mesh_gpu_instancing"},DU=function(){return T(function e(t){A(this,e),this.parser=t,this.name=LU.KHR_LIGHTS_PUNCTUAL,this.cache={refs:{},uses:{}}},[{key:"_markDefs",value:function(){for(var e=this.parser,t=this.parser.json.nodes||[],n=0,r=t.length;n<r;n++){var i=t[n];i.extensions&&i.extensions[this.name]&&void 0!==i.extensions[this.name].light&&e._addNodeRef(this.cache,i.extensions[this.name].light)}}},{key:"_loadLight",value:function(e){var t=this.parser,n="light:"+e,r=t.cache.get(n);if(r)return r;var i,a=t.json,o=((a.extensions&&a.extensions[this.name]||{}).lights||[])[e],s=new Od(16777215);void 0!==o.color&&s.setRGB(o.color[0],o.color[1],o.color[2],bc);var u=void 0!==o.range?o.range:0;switch(o.type){case"directional":(i=new Ov(s)).target.position.set(0,0,-1),i.add(i.target);break;case"point":(i=new Pv(s)).distance=u;break;case"spot":(i=new Cv(s)).distance=u,o.spot=o.spot||{},o.spot.innerConeAngle=void 0!==o.spot.innerConeAngle?o.spot.innerConeAngle:0,o.spot.outerConeAngle=void 0!==o.spot.outerConeAngle?o.spot.outerConeAngle:Math.PI/4,i.angle=o.spot.outerConeAngle,i.penumbra=1-o.spot.innerConeAngle/o.spot.outerConeAngle,i.target.position.set(0,0,-1),i.add(i.target);break;default:throw new Error("THREE.GLTFLoader: Unexpected light type: "+o.type)}return i.position.set(0,0,0),Sz(i,o),void 0!==o.intensity&&(i.intensity=o.intensity),i.name=t.createUniqueName(o.name||"light_"+e),r=Promise.resolve(i),t.cache.add(n,r),r}},{key:"getDependency",value:function(e,t){if("light"===e)return this._loadLight(t)}},{key:"createNodeAttachment",value:function(e){var t=this,n=this.parser,r=n.json.nodes[e],i=(r.extensions&&r.extensions[this.name]||{}).light;return void 0===i?null:this._loadLight(i).then(function(e){return n._getNodeRef(t.cache,i,e)})}}])}(),OU=function(){return T(function e(){A(this,e),this.name=LU.KHR_MATERIALS_UNLIT},[{key:"getMaterialType",value:function(){return zd}},{key:"extendParams",value:function(e,t,n){var r=[];e.color=new Od(1,1,1),e.opacity=1;var i=t.pbrMetallicRoughness;if(i){if(Array.isArray(i.baseColorFactor)){var a=i.baseColorFactor;e.color.setRGB(a[0],a[1],a[2],bc),e.opacity=a[3]}void 0!==i.baseColorTexture&&r.push(n.assignTexture(e,"map",i.baseColorTexture,_c))}return Promise.all(r)}}])}(),FU=function(){return T(function e(t){A(this,e),this.parser=t,this.name=LU.KHR_MATERIALS_EMISSIVE_STRENGTH},[{key:"extendMaterialParams",value:function(e,t){var n=this.parser.json.materials[e];if(!n.extensions||!n.extensions[this.name])return Promise.resolve();var r=n.extensions[this.name].emissiveStrength;return void 0!==r&&(t.emissiveIntensity=r),Promise.resolve()}}])}(),BU=function(){return T(function e(t){A(this,e),this.parser=t,this.name=LU.KHR_MATERIALS_CLEARCOAT},[{key:"getMaterialType",value:function(e){var t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?Qp:null}},{key:"extendMaterialParams",value:function(e,t){var n=this.parser,r=n.json.materials[e];if(!r.extensions||!r.extensions[this.name])return Promise.resolve();var i=[],a=r.extensions[this.name];if(void 0!==a.clearcoatFactor&&(t.clearcoat=a.clearcoatFactor),void 0!==a.clearcoatTexture&&i.push(n.assignTexture(t,"clearcoatMap",a.clearcoatTexture)),void 0!==a.clearcoatRoughnessFactor&&(t.clearcoatRoughness=a.clearcoatRoughnessFactor),void 0!==a.clearcoatRoughnessTexture&&i.push(n.assignTexture(t,"clearcoatRoughnessMap",a.clearcoatRoughnessTexture)),void 0!==a.clearcoatNormalTexture&&(i.push(n.assignTexture(t,"clearcoatNormalMap",a.clearcoatNormalTexture)),void 0!==a.clearcoatNormalTexture.scale)){var o=a.clearcoatNormalTexture.scale;t.clearcoatNormalScale=new Vc(o,o)}return Promise.all(i)}}])}(),UU=function(){return T(function e(t){A(this,e),this.parser=t,this.name=LU.KHR_MATERIALS_DISPERSION},[{key:"getMaterialType",value:function(e){var t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?Qp:null}},{key:"extendMaterialParams",value:function(e,t){var n=this.parser.json.materials[e];if(!n.extensions||!n.extensions[this.name])return Promise.resolve();var r=n.extensions[this.name];return t.dispersion=void 0!==r.dispersion?r.dispersion:0,Promise.resolve()}}])}(),zU=function(){return T(function e(t){A(this,e),this.parser=t,this.name=LU.KHR_MATERIALS_IRIDESCENCE},[{key:"getMaterialType",value:function(e){var t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?Qp:null}},{key:"extendMaterialParams",value:function(e,t){var n=this.parser,r=n.json.materials[e];if(!r.extensions||!r.extensions[this.name])return Promise.resolve();var i=[],a=r.extensions[this.name];return void 0!==a.iridescenceFactor&&(t.iridescence=a.iridescenceFactor),void 0!==a.iridescenceTexture&&i.push(n.assignTexture(t,"iridescenceMap",a.iridescenceTexture)),void 0!==a.iridescenceIor&&(t.iridescenceIOR=a.iridescenceIor),void 0===t.iridescenceThicknessRange&&(t.iridescenceThicknessRange=[100,400]),void 0!==a.iridescenceThicknessMinimum&&(t.iridescenceThicknessRange[0]=a.iridescenceThicknessMinimum),void 0!==a.iridescenceThicknessMaximum&&(t.iridescenceThicknessRange[1]=a.iridescenceThicknessMaximum),void 0!==a.iridescenceThicknessTexture&&i.push(n.assignTexture(t,"iridescenceThicknessMap",a.iridescenceThicknessTexture)),Promise.all(i)}}])}(),VU=function(){return T(function e(t){A(this,e),this.parser=t,this.name=LU.KHR_MATERIALS_SHEEN},[{key:"getMaterialType",value:function(e){var t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?Qp:null}},{key:"extendMaterialParams",value:function(e,t){var n=this.parser,r=n.json.materials[e];if(!r.extensions||!r.extensions[this.name])return Promise.resolve();var i=[];t.sheenColor=new Od(0,0,0),t.sheenRoughness=0,t.sheen=1;var a=r.extensions[this.name];if(void 0!==a.sheenColorFactor){var o=a.sheenColorFactor;t.sheenColor.setRGB(o[0],o[1],o[2],bc)}return void 0!==a.sheenRoughnessFactor&&(t.sheenRoughness=a.sheenRoughnessFactor),void 0!==a.sheenColorTexture&&i.push(n.assignTexture(t,"sheenColorMap",a.sheenColorTexture,_c)),void 0!==a.sheenRoughnessTexture&&i.push(n.assignTexture(t,"sheenRoughnessMap",a.sheenRoughnessTexture)),Promise.all(i)}}])}(),HU=function(){return T(function e(t){A(this,e),this.parser=t,this.name=LU.KHR_MATERIALS_TRANSMISSION},[{key:"getMaterialType",value:function(e){var t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?Qp:null}},{key:"extendMaterialParams",value:function(e,t){var n=this.parser,r=n.json.materials[e];if(!r.extensions||!r.extensions[this.name])return Promise.resolve();var i=[],a=r.extensions[this.name];return void 0!==a.transmissionFactor&&(t.transmission=a.transmissionFactor),void 0!==a.transmissionTexture&&i.push(n.assignTexture(t,"transmissionMap",a.transmissionTexture)),Promise.all(i)}}])}(),WU=function(){return T(function e(t){A(this,e),this.parser=t,this.name=LU.KHR_MATERIALS_VOLUME},[{key:"getMaterialType",value:function(e){var t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?Qp:null}},{key:"extendMaterialParams",value:function(e,t){var n=this.parser,r=n.json.materials[e];if(!r.extensions||!r.extensions[this.name])return Promise.resolve();var i=[],a=r.extensions[this.name];t.thickness=void 0!==a.thicknessFactor?a.thicknessFactor:0,void 0!==a.thicknessTexture&&i.push(n.assignTexture(t,"thicknessMap",a.thicknessTexture)),t.attenuationDistance=a.attenuationDistance||1/0;var o=a.attenuationColor||[1,1,1];return t.attenuationColor=(new Od).setRGB(o[0],o[1],o[2],bc),Promise.all(i)}}])}(),GU=function(){return T(function e(t){A(this,e),this.parser=t,this.name=LU.KHR_MATERIALS_IOR},[{key:"getMaterialType",value:function(e){var t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?Qp:null}},{key:"extendMaterialParams",value:function(e,t){var n=this.parser.json.materials[e];if(!n.extensions||!n.extensions[this.name])return Promise.resolve();var r=n.extensions[this.name];return t.ior=void 0!==r.ior?r.ior:1.5,Promise.resolve()}}])}(),jU=function(){return T(function e(t){A(this,e),this.parser=t,this.name=LU.KHR_MATERIALS_SPECULAR},[{key:"getMaterialType",value:function(e){var t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?Qp:null}},{key:"extendMaterialParams",value:function(e,t){var n=this.parser,r=n.json.materials[e];if(!r.extensions||!r.extensions[this.name])return Promise.resolve();var i=[],a=r.extensions[this.name];t.specularIntensity=void 0!==a.specularFactor?a.specularFactor:1,void 0!==a.specularTexture&&i.push(n.assignTexture(t,"specularIntensityMap",a.specularTexture));var o=a.specularColorFactor||[1,1,1];return t.specularColor=(new Od).setRGB(o[0],o[1],o[2],bc),void 0!==a.specularColorTexture&&i.push(n.assignTexture(t,"specularColorMap",a.specularColorTexture,_c)),Promise.all(i)}}])}(),QU=function(){return T(function e(t){A(this,e),this.parser=t,this.name=LU.EXT_MATERIALS_BUMP},[{key:"getMaterialType",value:function(e){var t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?Qp:null}},{key:"extendMaterialParams",value:function(e,t){var n=this.parser,r=n.json.materials[e];if(!r.extensions||!r.extensions[this.name])return Promise.resolve();var i=[],a=r.extensions[this.name];return t.bumpScale=void 0!==a.bumpFactor?a.bumpFactor:1,void 0!==a.bumpTexture&&i.push(n.assignTexture(t,"bumpMap",a.bumpTexture)),Promise.all(i)}}])}(),qU=function(){return T(function e(t){A(this,e),this.parser=t,this.name=LU.KHR_MATERIALS_ANISOTROPY},[{key:"getMaterialType",value:function(e){var t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?Qp:null}},{key:"extendMaterialParams",value:function(e,t){var n=this.parser,r=n.json.materials[e];if(!r.extensions||!r.extensions[this.name])return Promise.resolve();var i=[],a=r.extensions[this.name];return void 0!==a.anisotropyStrength&&(t.anisotropy=a.anisotropyStrength),void 0!==a.anisotropyRotation&&(t.anisotropyRotation=a.anisotropyRotation),void 0!==a.anisotropyTexture&&i.push(n.assignTexture(t,"anisotropyMap",a.anisotropyTexture)),Promise.all(i)}}])}(),XU=function(){return T(function e(t){A(this,e),this.parser=t,this.name=LU.KHR_TEXTURE_BASISU},[{key:"loadTexture",value:function(e){var t=this.parser,n=t.json,r=n.textures[e];if(!r.extensions||!r.extensions[this.name])return null;var i=r.extensions[this.name],a=t.options.ktx2Loader;if(!a){if(n.extensionsRequired&&n.extensionsRequired.indexOf(this.name)>=0)throw new Error("THREE.GLTFLoader: setKTX2Loader must be called before loading KTX2 textures");return null}return t.loadTextureImage(e,i.source,a)}}])}(),YU=function(){return T(function e(t){A(this,e),this.parser=t,this.name=LU.EXT_TEXTURE_WEBP,this.isSupported=null},[{key:"loadTexture",value:function(e){var t=this.name,n=this.parser,r=n.json,i=r.textures[e];if(!i.extensions||!i.extensions[t])return null;var a=i.extensions[t],o=r.images[a.source],s=n.textureLoader;if(o.uri){var u=n.options.manager.getHandler(o.uri);null!==u&&(s=u)}return this.detectSupport().then(function(i){if(i)return n.loadTextureImage(e,a.source,s);if(r.extensionsRequired&&r.extensionsRequired.indexOf(t)>=0)throw new Error("THREE.GLTFLoader: WebP required by asset but unsupported.");return n.loadTexture(e)})}},{key:"detectSupport",value:function(){return this.isSupported||(this.isSupported=new Promise(function(e){var t=new Image;t.src="data:image/webp;base64,UklGRiIAAABXRUJQVlA4IBYAAAAwAQCdASoBAAEADsD+JaQAA3AAAAAA",t.onload=t.onerror=function(){e(1===t.height)}})),this.isSupported}}])}(),KU=function(){return T(function e(t){A(this,e),this.parser=t,this.name=LU.EXT_TEXTURE_AVIF,this.isSupported=null},[{key:"loadTexture",value:function(e){var t=this.name,n=this.parser,r=n.json,i=r.textures[e];if(!i.extensions||!i.extensions[t])return null;var a=i.extensions[t],o=r.images[a.source],s=n.textureLoader;if(o.uri){var u=n.options.manager.getHandler(o.uri);null!==u&&(s=u)}return this.detectSupport().then(function(i){if(i)return n.loadTextureImage(e,a.source,s);if(r.extensionsRequired&&r.extensionsRequired.indexOf(t)>=0)throw new Error("THREE.GLTFLoader: AVIF required by asset but unsupported.");return n.loadTexture(e)})}},{key:"detectSupport",value:function(){return this.isSupported||(this.isSupported=new Promise(function(e){var t=new Image;t.src="data:image/avif;base64,AAAAIGZ0eXBhdmlmAAAAAGF2aWZtaWYxbWlhZk1BMUIAAADybWV0YQAAAAAAAAAoaGRscgAAAAAAAAAAcGljdAAAAAAAAAAAAAAAAGxpYmF2aWYAAAAADnBpdG0AAAAAAAEAAAAeaWxvYwAAAABEAAABAAEAAAABAAABGgAAABcAAAAoaWluZgAAAAAAAQAAABppbmZlAgAAAAABAABhdjAxQ29sb3IAAAAAamlwcnAAAABLaXBjbwAAABRpc3BlAAAAAAAAAAEAAAABAAAAEHBpeGkAAAAAAwgICAAAAAxhdjFDgQAMAAAAABNjb2xybmNseAACAAIABoAAAAAXaXBtYQAAAAAAAAABAAEEAQKDBAAAAB9tZGF0EgAKCBgABogQEDQgMgkQAAAAB8dSLfI=",t.onload=t.onerror=function(){e(1===t.height)}})),this.isSupported}}])}(),ZU=function(){return T(function e(t){A(this,e),this.name=LU.EXT_MESHOPT_COMPRESSION,this.parser=t},[{key:"loadBufferView",value:function(e){var t=this.parser.json,n=t.bufferViews[e];if(n.extensions&&n.extensions[this.name]){var r=n.extensions[this.name],i=this.parser.getDependency("buffer",r.buffer),a=this.parser.options.meshoptDecoder;if(!a||!a.supported){if(t.extensionsRequired&&t.extensionsRequired.indexOf(this.name)>=0)throw new Error("THREE.GLTFLoader: setMeshoptDecoder 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s=r.extensions[this.name].attributes,u=[],l={},c=function(e){u.push(t.parser.getDependency("accessor",s[e]).then(function(t){return l[e]=t,l[e]}))};for(var h in s)c(h);return u.length<1?null:(u.push(this.parser.createNodeMesh(e)),Promise.all(u).then(function(e){var n,r=e.pop(),i=r.isGroup?r.children:[r],a=e[0].count,o=[],s=L(i);try{for(s.s();!(n=s.n()).done;){for(var u=n.value,c=new Gh,h=new ph,f=new fh,p=new ph(1,1,1),v=new cp(u.geometry,u.material,a),m=0;m<a;m++)l.TRANSLATION&&h.fromBufferAttribute(l.TRANSLATION,m),l.ROTATION&&f.fromBufferAttribute(l.ROTATION,m),l.SCALE&&p.fromBufferAttribute(l.SCALE,m),v.setMatrixAt(m,c.compose(h,f,p));for(var g in l)if("_COLOR_0"===g){var y=l[g];v.instanceColor=new np(y.array,y.itemSize,y.normalized)}else"TRANSLATION"!==g&&"ROTATION"!==g&&"SCALE"!==g&&u.geometry.setAttribute(g,l[g]);gd.prototype.copy.call(v,u),t.parser.assignFinalMaterial(v),o.push(v)}}catch(d){s.e(d)}finally{s.f()}return r.isGroup?(r.clear(),r.add.apply(r,o),r):o[0]}))}}])}(),$U="glTF",ez=1313821514,tz=5130562,nz=T(function e(t){A(this,e),this.name=LU.KHR_BINARY_GLTF,this.content=null,this.body=null;var n=new DataView(t,0,12),r=new TextDecoder;if(this.header={magic:r.decode(new Uint8Array(t.slice(0,4))),version:n.getUint32(4,!0),length:n.getUint32(8,!0)},this.header.magic!==$U)throw new Error("THREE.GLTFLoader: Unsupported glTF-Binary header.");if(this.header.version<2)throw new Error("THREE.GLTFLoader: Legacy binary file detected.");for(var i=this.header.length-12,a=new DataView(t,12),o=0;o<i;){var s=a.getUint32(o,!0);o+=4;var u=a.getUint32(o,!0);if(o+=4,u===ez){var l=new Uint8Array(t,12+o,s);this.content=r.decode(l)}else if(u===tz){var c=12+o;this.body=t.slice(c,c+s)}o+=s}if(null===this.content)throw new Error("THREE.GLTFLoader: JSON content not found.")}),rz=function(){return T(function e(t,n){if(A(this,e),!n)throw new Error("THREE.GLTFLoader: No DRACOLoader instance 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0!==t.texCoord&&(e.channel=t.texCoord),void 0!==t.offset&&e.offset.fromArray(t.offset),void 0!==t.rotation&&(e.rotation=t.rotation),void 0!==t.scale&&e.repeat.fromArray(t.scale),e.needsUpdate=!0,e):e}}])}(),az=T(function e(){A(this,e),this.name=LU.KHR_MESH_QUANTIZATION}),oz=function(e){function t(e,n,r,i){return A(this,t),y(this,t,[e,n,r,i])}return x(t,e),T(t,[{key:"copySampleValue_",value:function(e){for(var t=this.resultBuffer,n=this.sampleValues,r=this.valueSize,i=e*r*3+r,a=0;a!==r;a++)t[a]=n[i+a];return t}},{key:"interpolate_",value:function(e,t,n,r){for(var i=this.resultBuffer,a=this.sampleValues,o=this.valueSize,s=2*o,u=3*o,l=r-t,c=(n-t)/l,h=c*c,d=h*c,f=e*u,p=f-u,v=-2*d+3*h,m=d-h,g=1-v,y=m-h+c,_=0;_!==o;_++){var b=a[p+_+o],x=a[p+_+s]*l,S=a[f+_+o],A=a[f+_]*l;i[_]=g*b+y*x+v*S+m*A}return i}}])}($p),sz=new fh,uz=function(e){function t(){return A(this,t),y(this,t,arguments)}return x(t,e),T(t,[{key:"interpolate_",value:function(e,r,i,a){var 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xz(e,t,n){for(var r in n.extensions)void 0===e[r]&&(t.userData.gltfExtensions=t.userData.gltfExtensions||{},t.userData.gltfExtensions[r]=n.extensions[r])}function Sz(e,t){void 0!==t.extras&&("object"===P(t.extras)?Object.assign(e.userData,t.extras):console.warn("THREE.GLTFLoader: Ignoring primitive type .extras, "+t.extras))}function Az(e,t){if(e.updateMorphTargets(),void 0!==t.weights)for(var n=0,r=t.weights.length;n<r;n++)e.morphTargetInfluences[n]=t.weights[n];if(t.extras&&Array.isArray(t.extras.targetNames)){var i=t.extras.targetNames;if(e.morphTargetInfluences.length===i.length){e.morphTargetDictionary={};for(var a=0,o=i.length;a<o;a++)e.morphTargetDictionary[i[a]]=a}else console.warn("THREE.GLTFLoader: Invalid extras.targetNames length. Ignoring names.")}}function wz(e){var t,n=e.extensions&&e.extensions[LU.KHR_DRACO_MESH_COMPRESSION];if(t=n?"draco:"+n.bufferView+":"+n.indices+":"+Tz(n.attributes):e.indices+":"+Tz(e.attributes)+":"+e.mode,void 0!==e.targets)for(var r=0,i=e.targets.length;r<i;r++)t+=":"+Tz(e.targets[r]);return t}function Tz(e){for(var t="",n=Object.keys(e).sort(),r=0,i=n.length;r<i;r++)t+=n[r]+":"+e[n[r]]+";";return t}function Mz(e){switch(e){case Int8Array:return 1/127;case Uint8Array:return 1/255;case Int16Array:return 1/32767;case Uint16Array:return 1/65535;default:throw new Error("THREE.GLTFLoader: Unsupported normalized accessor component type.")}}var Ez=new Gh,Cz=function(){return T(function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};A(this,e),this.json=t,this.extensions={},this.plugins={},this.options=n,this.cache=new PU,this.associations=new Map,this.primitiveCache={},this.nodeCache={},this.meshCache={refs:{},uses:{}},this.cameraCache={refs:{},uses:{}},this.lightCache={refs:{},uses:{}},this.sourceCache={},this.textureCache={},this.nodeNamesUsed={};var r=!1,i=-1,a=!1,o=-1;if("undefined"!=typeof navigator){var s=navigator.userAgent;r=!0===/^((?!chrome|android).)*safari/i.test(s);var u=s.match(/Version\/(\d+)/);i=r&&u?parseInt(u[1],10):-1,o=(a=s.indexOf("Firefox")>-1)?s.match(/Firefox\/([0-9]+)\./)[1]:-1}"undefined"==typeof createImageBitmap||r&&i<17||a&&o<98?this.textureLoader=new xv(this.options.manager):this.textureLoader=new Uv(this.options.manager),this.textureLoader.setCrossOrigin(this.options.crossOrigin),this.textureLoader.setRequestHeader(this.options.requestHeader),this.fileLoader=new _v(this.options.manager),this.fileLoader.setResponseType("arraybuffer"),"use-credentials"===this.options.crossOrigin&&this.fileLoader.setWithCredentials(!0)},[{key:"setExtensions",value:function(e){this.extensions=e}},{key:"setPlugins",value:function(e){this.plugins=e}},{key:"parse",value:function(e,t){var n=this,r=this.json,i=this.extensions;this.cache.removeAll(),this.nodeCache={},this._invokeAll(function(e){return e._markDefs&&e._markDefs()}),Promise.all(this._invokeAll(function(e){return e.beforeRoot&&e.beforeRoot()})).then(function(){return Promise.all([n.getDependencies("scene"),n.getDependencies("animation"),n.getDependencies("camera")])}).then(function(t){var a={scene:t[0][r.scene||0],scenes:t[0],animations:t[1],cameras:t[2],asset:r.asset,parser:n,userData:{}};return xz(i,a,r),Sz(a,r),Promise.all(n._invokeAll(function(e){return e.afterRoot&&e.afterRoot(a)})).then(function(){var t,n=L(a.scenes);try{for(n.s();!(t=n.n()).done;){t.value.updateMatrixWorld()}}catch(r){n.e(r)}finally{n.f()}e(a)})}).catch(t)}},{key:"_markDefs",value:function(){for(var e=this.json.nodes||[],t=this.json.skins||[],n=this.json.meshes||[],r=0,i=t.length;r<i;r++)for(var a=t[r].joints,o=0,s=a.length;o<s;o++)e[a[o]].isBone=!0;for(var u=0,l=e.length;u<l;u++){var c=e[u];void 0!==c.mesh&&(this._addNodeRef(this.meshCache,c.mesh),void 0!==c.skin&&(n[c.mesh].isSkinnedMesh=!0)),void 0!==c.camera&&this._addNodeRef(this.cameraCache,c.camera)}}},{key:"_addNodeRef",value:function(e,t){void 0!==t&&(void 0===e.refs[t]&&(e.refs[t]=e.uses[t]=0),e.refs[t]++)}},{key:"_getNodeRef",value:function(e,t,n){var r=this;if(e.refs[t]<=1)return n;var i=n.clone(),a=function(e,t){var n=r.associations.get(e);null!=n&&r.associations.set(t,n);var i,o=L(e.children.entries());try{for(o.s();!(i=o.n()).done;){var s=C(i.value,2),u=s[0],l=s[1];a(l,t.children[u])}}catch(c){o.e(c)}finally{o.f()}};return a(n,i),i.name+="_instance_"+e.uses[t]++,i}},{key:"_invokeOne",value:function(e){var t=Object.values(this.plugins);t.push(this);for(var n=0;n<t.length;n++){var r=e(t[n]);if(r)return r}return null}},{key:"_invokeAll",value:function(e){var t=Object.values(this.plugins);t.unshift(this);for(var n=[],r=0;r<t.length;r++){var i=e(t[r]);i&&n.push(i)}return n}},{key:"getDependency",value:function(e,t){var n=e+":"+t,r=this.cache.get(n);if(!r){switch(e){case"scene":r=this.loadScene(t);break;case"node":r=this._invokeOne(function(e){return e.loadNode&&e.loadNode(t)});break;case"mesh":r=this._invokeOne(function(e){return e.loadMesh&&e.loadMesh(t)});break;case"accessor":r=this.loadAccessor(t);break;case"bufferView":r=this._invokeOne(function(e){return e.loadBufferView&&e.loadBufferView(t)});break;case"buffer":r=this.loadBuffer(t);break;case"material":r=this._invokeOne(function(e){return e.loadMaterial&&e.loadMaterial(t)});break;case"texture":r=this._invokeOne(function(e){return e.loadTexture&&e.loadTexture(t)});break;case"skin":r=this.loadSkin(t);break;case"animation":r=this._invokeOne(function(e){return e.loadAnimation&&e.loadAnimation(t)});break;case"camera":r=this.loadCamera(t);break;default:if(!(r=this._invokeOne(function(n){return n!=this&&n.getDependency&&n.getDependency(e,t)})))throw new Error("Unknown type: "+e)}this.cache.add(n,r)}return r}},{key:"getDependencies",value:function(e){var t=this.cache.get(e);if(!t){var n=this,r=this.json[e+("mesh"===e?"es":"s")]||[];t=Promise.all(r.map(function(t,r){return n.getDependency(e,r)})),this.cache.add(e,t)}return t}},{key:"loadBuffer",value:function(e){var t=this.json.buffers[e],n=this.fileLoader;if(t.type&&"arraybuffer"!==t.type)throw new Error("THREE.GLTFLoader: "+t.type+" buffer type is not supported.");if(void 0===t.uri&&0===e)return Promise.resolve(this.extensions[LU.KHR_BINARY_GLTF].body);var r=this.options;return new Promise(function(e,i){n.load(Fv.resolveURL(t.uri,r.path),e,void 0,function(){i(new Error('THREE.GLTFLoader: Failed to load buffer "'+t.uri+'".'))})})}},{key:"loadBufferView",value:function(e){var t=this.json.bufferViews[e];return this.getDependency("buffer",t.buffer).then(function(e){var n=t.byteLength||0,r=t.byteOffset||0;return e.slice(r,r+n)})}},{key:"loadAccessor",value:function(e){var t=this,n=this.json,r=this.json.accessors[e];if(void 0===r.bufferView&&void 0===r.sparse){var i=fz[r.type],a=cz[r.componentType],o=!0===r.normalized,s=new a(r.count*i);return Promise.resolve(new qd(s,i,o))}var u=[];return void 0!==r.bufferView?u.push(this.getDependency("bufferView",r.bufferView)):u.push(null),void 0!==r.sparse&&(u.push(this.getDependency("bufferView",r.sparse.indices.bufferView)),u.push(this.getDependency("bufferView",r.sparse.values.bufferView))),Promise.all(u).then(function(e){var i,a,o=e[0],s=fz[r.type],u=cz[r.componentType],l=u.BYTES_PER_ELEMENT,c=l*s,h=r.byteOffset||0,d=void 0!==r.bufferView?n.bufferViews[r.bufferView].byteStride:void 0,f=!0===r.normalized;if(d&&d!==c){var p=Math.floor(h/d),v="InterleavedBuffer:"+r.bufferView+":"+r.componentType+":"+p+":"+r.count,m=t.cache.get(v);m||(i=new u(o,p*d,r.count*d/l),m=new Bf(i,d/l),t.cache.add(v,m)),a=new zf(m,s,h%d/l,f)}else i=null===o?new u(r.count*s):new u(o,h,r.count*s),a=new qd(i,s,f);if(void 0!==r.sparse){var g=fz.SCALAR,y=cz[r.sparse.indices.componentType],_=r.sparse.indices.byteOffset||0,b=r.sparse.values.byteOffset||0,x=new y(e[1],_,r.sparse.count*g),S=new u(e[2],b,r.sparse.count*s);null!==o&&(a=new qd(a.array.slice(),a.itemSize,a.normalized)),a.normalized=!1;for(var A=0,w=x.length;A<w;A++){var T=x[A];if(a.setX(T,S[A*s]),s>=2&&a.setY(T,S[A*s+1]),s>=3&&a.setZ(T,S[A*s+2]),s>=4&&a.setW(T,S[A*s+3]),s>=5)throw new Error("THREE.GLTFLoader: Unsupported itemSize in sparse BufferAttribute.")}a.normalized=f}return a})}},{key:"loadTexture",value:function(e){var t=this.json,n=this.options,r=t.textures[e].source,i=t.images[r],a=this.textureLoader;if(i.uri){var o=n.manager.getHandler(i.uri);null!==o&&(a=o)}return this.loadTextureImage(e,r,a)}},{key:"loadTextureImage",value:function(e,t,n){var r=this,i=this.json,a=i.textures[e],o=i.images[t],s=(o.uri||o.bufferView)+":"+a.sampler;if(this.textureCache[s])return this.textureCache[s];var u=this.loadImageSource(t,n).then(function(t){t.flipY=!1,t.name=a.name||o.name||"",""===t.name&&"string"==typeof o.uri&&!1===o.uri.startsWith("data:image/")&&(t.name=o.uri);var n=(i.samplers||{})[a.sampler]||{};return t.magFilter=hz[n.magFilter]||ll,t.minFilter=hz[n.minFilter]||hl,t.wrapS=dz[n.wrapS]||il,t.wrapT=dz[n.wrapT]||il,t.generateMipmaps=!t.isCompressedTexture&&t.minFilter!==sl&&t.minFilter!==ll,r.associations.set(t,{textures:e}),t}).catch(function(){return null});return this.textureCache[s]=u,u}},{key:"loadImageSource",value:function(e,t){var n=this.json,r=this.options;if(void 0!==this.sourceCache[e])return this.sourceCache[e].then(function(e){return e.clone()});var i=n.images[e],a=self.URL||self.webkitURL,o=i.uri||"",s=!1;if(void 0!==i.bufferView)o=this.getDependency("bufferView",i.bufferView).then(function(e){s=!0;var t=new Blob([e],{type:i.mimeType});return o=a.createObjectURL(t)});else if(void 0===i.uri)throw new Error("THREE.GLTFLoader: Image "+e+" is missing URI and bufferView");var u=Promise.resolve(o).then(function(e){return new Promise(function(n,i){var a=n;!0===t.isImageBitmapLoader&&(a=function(e){var t=new sh(e);t.needsUpdate=!0,n(t)}),t.load(Fv.resolveURL(e,r.path),a,void 0,i)})}).then(function(e){var t;return!0===s&&a.revokeObjectURL(o),Sz(e,i),e.userData.mimeType=i.mimeType||((t=i.uri).search(/\.jpe?g($|\?)/i)>0||0===t.search(/^data\:image\/jpeg/)?"image/jpeg":t.search(/\.webp($|\?)/i)>0||0===t.search(/^data\:image\/webp/)?"image/webp":t.search(/\.ktx2($|\?)/i)>0||0===t.search(/^data\:image\/ktx2/)?"image/ktx2":"image/png"),e}).catch(function(e){throw console.error("THREE.GLTFLoader: Couldn't load texture",o),e});return this.sourceCache[e]=u,u}},{key:"assignTexture",value:function(e,t,n,r){var i=this;return this.getDependency("texture",n.index).then(function(a){if(!a)return null;if(void 0!==n.texCoord&&n.texCoord>0&&((a=a.clone()).channel=n.texCoord),i.extensions[LU.KHR_TEXTURE_TRANSFORM]){var o=void 0!==n.extensions?n.extensions[LU.KHR_TEXTURE_TRANSFORM]:void 0;if(o){var s=i.associations.get(a);a=i.extensions[LU.KHR_TEXTURE_TRANSFORM].extendTexture(a,o),i.associations.set(a,s)}}return void 0!==r&&(a.colorSpace=r),e[t]=a,a})}},{key:"assignFinalMaterial",value:function(e){var t=e.geometry,n=e.material,r=void 0===t.attributes.tangent,i=void 0!==t.attributes.color,a=void 0===t.attributes.normal;if(e.isPoints){var o="PointsMaterial:"+n.uuid,s=this.cache.get(o);s||(s=new Np,Ud.prototype.copy.call(s,n),s.color.copy(n.color),s.map=n.map,s.sizeAttenuation=!1,this.cache.add(o,s)),n=s}else if(e.isLine){var u="LineBasicMaterial:"+n.uuid,l=this.cache.get(u);l||(l=new yp,Ud.prototype.copy.call(l,n),l.color.copy(n.color),l.map=n.map,this.cache.add(u,l)),n=l}if(r||i||a){var c="ClonedMaterial:"+n.uuid+":";r&&(c+="derivative-tangents:"),i&&(c+="vertex-colors:"),a&&(c+="flat-shading:");var h=this.cache.get(c);h||(h=n.clone(),i&&(h.vertexColors=!0),a&&(h.flatShading=!0),r&&(h.normalScale&&(h.normalScale.y*=-1),h.clearcoatNormalScale&&(h.clearcoatNormalScale.y*=-1)),this.cache.add(c,h),this.associations.set(h,this.associations.get(n))),n=h}e.material=n}},{key:"getMaterialType",value:function(){return jp}},{key:"loadMaterial",value:function(e){var t,n=this,r=this.json,i=this.extensions,a=r.materials[e],o={},s=[];if((a.extensions||{})[LU.KHR_MATERIALS_UNLIT]){var u=i[LU.KHR_MATERIALS_UNLIT];t=u.getMaterialType(),s.push(u.extendParams(o,a,n))}else{var l=a.pbrMetallicRoughness||{};if(o.color=new Od(1,1,1),o.opacity=1,Array.isArray(l.baseColorFactor)){var c=l.baseColorFactor;o.color.setRGB(c[0],c[1],c[2],bc),o.opacity=c[3]}void 0!==l.baseColorTexture&&s.push(n.assignTexture(o,"map",l.baseColorTexture,_c)),o.metalness=void 0!==l.metallicFactor?l.metallicFactor:1,o.roughness=void 0!==l.roughnessFactor?l.roughnessFactor:1,void 0!==l.metallicRoughnessTexture&&(s.push(n.assignTexture(o,"metalnessMap",l.metallicRoughnessTexture)),s.push(n.assignTexture(o,"roughnessMap",l.metallicRoughnessTexture))),t=this._invokeOne(function(t){return t.getMaterialType&&t.getMaterialType(e)}),s.push(Promise.all(this._invokeAll(function(t){return t.extendMaterialParams&&t.extendMaterialParams(e,o)})))}!0===a.doubleSided&&(o.side=2);var h=a.alphaMode||gz;if(h===_z?(o.transparent=!0,o.depthWrite=!1):(o.transparent=!1,h===yz&&(o.alphaTest=void 0!==a.alphaCutoff?a.alphaCutoff:.5)),void 0!==a.normalTexture&&t!==zd&&(s.push(n.assignTexture(o,"normalMap",a.normalTexture)),o.normalScale=new Vc(1,1),void 0!==a.normalTexture.scale)){var d=a.normalTexture.scale;o.normalScale.set(d,d)}if(void 0!==a.occlusionTexture&&t!==zd&&(s.push(n.assignTexture(o,"aoMap",a.occlusionTexture)),void 0!==a.occlusionTexture.strength&&(o.aoMapIntensity=a.occlusionTexture.strength)),void 0!==a.emissiveFactor&&t!==zd){var f=a.emissiveFactor;o.emissive=(new Od).setRGB(f[0],f[1],f[2],bc)}return void 0!==a.emissiveTexture&&t!==zd&&s.push(n.assignTexture(o,"emissiveMap",a.emissiveTexture,_c)),Promise.all(s).then(function(){var r=new t(o);return a.name&&(r.name=a.name),Sz(r,a),n.associations.set(r,{materials:e}),a.extensions&&xz(i,r,a),r})}},{key:"createUniqueName",value:function(e){var t=Zv.sanitizeNodeName(e||"");return t in this.nodeNamesUsed?t+"_"+ ++this.nodeNamesUsed[t]:(this.nodeNamesUsed[t]=0,t)}},{key:"loadGeometries",value:function(e){var t=this,n=this.extensions,r=this.primitiveCache;function i(e){return n[LU.KHR_DRACO_MESH_COMPRESSION].decodePrimitive(e,t).then(function(n){return kz(n,e,t)})}for(var a=[],o=0,s=e.length;o<s;o++){var u=e[o],l=wz(u),c=r[l];if(c)a.push(c.promise);else{var h=void 0;h=u.extensions&&u.extensions[LU.KHR_DRACO_MESH_COMPRESSION]?i(u):kz(new af,u,t),r[l]={primitive:u,promise:h},a.push(h)}}return Promise.all(a)}},{key:"loadMesh",value:function(e){for(var t=this,n=this.json,r=this.extensions,i=n.meshes[e],a=i.primitives,o=[],s=0,u=a.length;s<u;s++){var l=void 0===a[s].material?bz(this.cache):this.getDependency("material",a[s].material);o.push(l)}return o.push(t.loadGeometries(a)),Promise.all(o).then(function(n){for(var o=n.slice(0,n.length-1),s=n[n.length-1],u=[],l=0,c=s.length;l<c;l++){var h=s[l],d=a[l],f=void 0,p=o[l];if(d.mode===lz.TRIANGLES||d.mode===lz.TRIANGLE_STRIP||d.mode===lz.TRIANGLE_FAN||void 0===d.mode)!0===(f=!0===i.isSkinnedMesh?new Kf(h,p):new gf(h,p)).isSkinnedMesh&&f.normalizeSkinWeights(),d.mode===lz.TRIANGLE_STRIP?f.geometry=IU(f.geometry,1):d.mode===lz.TRIANGLE_FAN&&(f.geometry=IU(f.geometry,2));else if(d.mode===lz.LINES)f=new Rp(h,p);else if(d.mode===lz.LINE_STRIP)f=new Mp(h,p);else if(d.mode===lz.LINE_LOOP)f=new Ip(h,p);else{if(d.mode!==lz.POINTS)throw new Error("THREE.GLTFLoader: Primitive mode unsupported: "+d.mode);f=new Fp(h,p)}Object.keys(f.geometry.morphAttributes).length>0&&Az(f,i),f.name=t.createUniqueName(i.name||"mesh_"+e),Sz(f,i),d.extensions&&xz(r,f,d),t.assignFinalMaterial(f),u.push(f)}for(var v=0,m=u.length;v<m;v++)t.associations.set(u[v],{meshes:e,primitives:v});if(1===u.length)return i.extensions&&xz(r,u[0],i),u[0];var g=new Lf;i.extensions&&xz(r,g,i),t.associations.set(g,{meshes:e});for(var y=0,_=u.length;y<_;y++)g.add(u[y]);return g})}},{key:"loadCamera",value:function(e){var t,n=this.json.cameras[e],r=n[n.type];if(r)return"perspective"===n.type?t=new kf(zc.radToDeg(r.yfov),r.aspectRatio||1,r.znear||1,r.zfar||2e6):"orthographic"===n.type&&(t=new Lv(-r.xmag,r.xmag,r.ymag,-r.ymag,r.znear,r.zfar)),n.name&&(t.name=this.createUniqueName(n.name)),Sz(t,n),Promise.resolve(t);console.warn("THREE.GLTFLoader: Missing camera parameters.")}},{key:"loadSkin",value:function(e){for(var t=this.json.skins[e],n=[],r=0,i=t.joints.length;r<i;r++)n.push(this._loadNodeShallow(t.joints[r]));return void 0!==t.inverseBindMatrices?n.push(this.getDependency("accessor",t.inverseBindMatrices)):n.push(null),Promise.all(n).then(function(e){for(var n=e.pop(),r=e,i=[],a=[],o=0,s=r.length;o<s;o++){var u=r[o];if(u){i.push(u);var l=new Gh;null!==n&&l.fromArray(n.array,16*o),a.push(l)}else console.warn('THREE.GLTFLoader: Joint "%s" could not be found.',t.joints[o])}return new tp(i,a)})}},{key:"loadAnimation",value:function(e){for(var t=this.json,n=this,r=t.animations[e],i=r.name?r.name:"animation_"+e,a=[],o=[],s=[],u=[],l=[],c=0,h=r.channels.length;c<h;c++){var d=r.channels[c],f=r.samplers[d.sampler],p=d.target,v=p.node,m=void 0!==r.parameters?r.parameters[f.input]:f.input,g=void 0!==r.parameters?r.parameters[f.output]:f.output;void 0!==p.node&&(a.push(this.getDependency("node",v)),o.push(this.getDependency("accessor",m)),s.push(this.getDependency("accessor",g)),u.push(f),l.push(p))}return Promise.all([Promise.all(a),Promise.all(o),Promise.all(s),Promise.all(u),Promise.all(l)]).then(function(e){for(var t=e[0],r=e[1],a=e[2],o=e[3],s=e[4],u=[],l=0,c=t.length;l<c;l++){var h=t[l],d=r[l],f=a[l],p=o[l],v=s[l];if(void 0!==h){h.updateMatrix&&h.updateMatrix();var m=n._createAnimationTracks(h,d,f,p,v);if(m)for(var g=0;g<m.length;g++)u.push(m[g])}}return new hv(i,void 0,u)})}},{key:"createNodeMesh",value:function(e){var t=this.json,n=this,r=t.nodes[e];return void 0===r.mesh?null:n.getDependency("mesh",r.mesh).then(function(e){var t=n._getNodeRef(n.meshCache,r.mesh,e);return void 0!==r.weights&&t.traverse(function(e){if(e.isMesh)for(var t=0,n=r.weights.length;t<n;t++)e.morphTargetInfluences[t]=r.weights[t]}),t})}},{key:"loadNode",value:function(e){for(var t=this,n=this.json.nodes[e],r=t._loadNodeShallow(e),i=[],a=n.children||[],o=0,s=a.length;o<s;o++)i.push(t.getDependency("node",a[o]));var u=void 0===n.skin?Promise.resolve(null):t.getDependency("skin",n.skin);return Promise.all([r,Promise.all(i),u]).then(function(e){var t=e[0],n=e[1],r=e[2];null!==r&&t.traverse(function(e){e.isSkinnedMesh&&e.bind(r,Ez)});for(var i=0,a=n.length;i<a;i++)t.add(n[i]);return t})}},{key:"_loadNodeShallow",value:function(e){var t=this.json,n=this.extensions,r=this;if(void 0!==this.nodeCache[e])return this.nodeCache[e];var i=t.nodes[e],a=i.name?r.createUniqueName(i.name):"",o=[],s=r._invokeOne(function(t){return t.createNodeMesh&&t.createNodeMesh(e)});return s&&o.push(s),void 0!==i.camera&&o.push(r.getDependency("camera",i.camera).then(function(e){return r._getNodeRef(r.cameraCache,i.camera,e)})),r._invokeAll(function(t){return t.createNodeAttachment&&t.createNodeAttachment(e)}).forEach(function(e){o.push(e)}),this.nodeCache[e]=Promise.all(o).then(function(t){var o;if((o=!0===i.isBone?new Zf:t.length>1?new Lf:1===t.length?t[0]:new gd)!==t[0])for(var s=0,u=t.length;s<u;s++)o.add(t[s]);if(i.name&&(o.userData.name=i.name,o.name=a),Sz(o,i),i.extensions&&xz(n,o,i),void 0!==i.matrix){var l=new Gh;l.fromArray(i.matrix),o.applyMatrix4(l)}else void 0!==i.translation&&o.position.fromArray(i.translation),void 0!==i.rotation&&o.quaternion.fromArray(i.rotation),void 0!==i.scale&&o.scale.fromArray(i.scale);return r.associations.has(o)||r.associations.set(o,{}),r.associations.get(o).nodes=e,o}),this.nodeCache[e]}},{key:"loadScene",value:function(e){var t=this.extensions,n=this.json.scenes[e],r=this,i=new Lf;n.name&&(i.name=r.createUniqueName(n.name)),Sz(i,n),n.extensions&&xz(t,i,n);for(var a=n.nodes||[],o=[],s=0,u=a.length;s<u;s++)o.push(r.getDependency("node",a[s]));return Promise.all(o).then(function(e){for(var t=0,n=e.length;t<n;t++)i.add(e[t]);return r.associations=function(e){var t,n=new Map,i=L(r.associations);try{for(i.s();!(t=i.n()).done;){var a=C(t.value,2),o=a[0],s=a[1];(o instanceof Ud||o instanceof sh)&&n.set(o,s)}}catch(u){i.e(u)}finally{i.f()}return e.traverse(function(e){var t=r.associations.get(e);null!=t&&n.set(e,t)}),n}(i),i})}},{key:"_createAnimationTracks",value:function(e,t,n,r,i){var a,o=[],s=e.name?e.name:e.uuid,u=[];switch(vz[i.path]===vz.weights?e.traverse(function(e){e.morphTargetInfluences&&u.push(e.name?e.name:e.uuid)}):u.push(s),vz[i.path]){case vz.weights:a=ov;break;case vz.rotation:a=uv;break;case vz.position:case vz.scale:a=cv;break;default:if(1===n.itemSize)a=ov;else a=cv}for(var l=void 0!==r.interpolation?mz[r.interpolation]:dc,c=this._getArrayFromAccessor(n),h=0,d=u.length;h<d;h++){var f=new a(u[h]+"."+vz[i.path],t.array,c,l);"CUBICSPLINE"===r.interpolation&&this._createCubicSplineTrackInterpolant(f),o.push(f)}return o}},{key:"_getArrayFromAccessor",value:function(e){var t=e.array;if(e.normalized){for(var n=Mz(t.constructor),r=new Float32Array(t.length),i=0,a=t.length;i<a;i++)r[i]=t[i]*n;t=r}return t}},{key:"_createCubicSplineTrackInterpolant",value:function(e){e.createInterpolant=function(e){return new(this instanceof uv?uz:oz)(this.times,this.values,this.getValueSize()/3,e)},e.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline=!0}}])}();function kz(e,t,n){var r=t.attributes,i=[];function a(t,r){return n.getDependency("accessor",t).then(function(t){e.setAttribute(r,t)})}for(var o in r){var s=pz[o]||o.toLowerCase();s in e.attributes||i.push(a(r[o],s))}if(void 0!==t.indices&&!e.index){var u=n.getDependency("accessor",t.indices).then(function(t){e.setIndex(t)});i.push(u)}return $c.workingColorSpace!==bc&&"COLOR_0"in r&&console.warn('THREE.GLTFLoader: Converting vertex colors from "srgb-linear" to "'.concat($c.workingColorSpace,'" not supported.')),Sz(e,t),function(e,t,n){var r=t.attributes,i=new gh;if(void 0!==r.POSITION){var a=n.json.accessors[r.POSITION],o=a.min,s=a.max;if(void 0!==o&&void 0!==s){if(i.set(new ph(o[0],o[1],o[2]),new ph(s[0],s[1],s[2])),a.normalized){var u=Mz(cz[a.componentType]);i.min.multiplyScalar(u),i.max.multiplyScalar(u)}var l=t.targets;if(void 0!==l){for(var c=new ph,h=new ph,d=0,f=l.length;d<f;d++){var p=l[d];if(void 0!==p.POSITION){var v=n.json.accessors[p.POSITION],m=v.min,g=v.max;if(void 0!==m&&void 0!==g){if(h.setX(Math.max(Math.abs(m[0]),Math.abs(g[0]))),h.setY(Math.max(Math.abs(m[1]),Math.abs(g[1]))),h.setZ(Math.max(Math.abs(m[2]),Math.abs(g[2]))),v.normalized){var y=Mz(cz[v.componentType]);h.multiplyScalar(y)}c.max(h)}else console.warn("THREE.GLTFLoader: Missing min/max properties for accessor POSITION.")}}i.expandByVector(c)}e.boundingBox=i;var _=new Dh;i.getCenter(_.center),_.radius=i.min.distanceTo(i.max)/2,e.boundingSphere=_}else console.warn("THREE.GLTFLoader: Missing min/max properties for accessor POSITION.")}}(e,t,n),Promise.all(i).then(function(){return void 0!==t.targets?function(e,t,n){for(var r=!1,i=!1,a=!1,o=0,s=t.length;o<s;o++){var u=t[o];if(void 0!==u.POSITION&&(r=!0),void 0!==u.NORMAL&&(i=!0),void 0!==u.COLOR_0&&(a=!0),r&&i&&a)break}if(!r&&!i&&!a)return Promise.resolve(e);for(var l=[],c=[],h=[],d=0,f=t.length;d<f;d++){var p=t[d];if(r){var v=void 0!==p.POSITION?n.getDependency("accessor",p.POSITION):e.attributes.position;l.push(v)}if(i){var m=void 0!==p.NORMAL?n.getDependency("accessor",p.NORMAL):e.attributes.normal;c.push(m)}if(a){var g=void 0!==p.COLOR_0?n.getDependency("accessor",p.COLOR_0):e.attributes.color;h.push(g)}}return Promise.all([Promise.all(l),Promise.all(c),Promise.all(h)]).then(function(t){var n=t[0],o=t[1],s=t[2];return r&&(e.morphAttributes.position=n),i&&(e.morphAttributes.normal=o),a&&(e.morphAttributes.color=s),e.morphTargetsRelative=!0,e})}(e,t.targets,n):e})}var Rz={offset:{browDownLeft:0,browDownRight:0,browInnerUp:0,browOuterUpLeft:0,browOuterUpRight:0,cheekPuff:0,cheekSquintLeft:0,cheekSquintRight:0,eyeBlinkLeft:0,eyeBlinkRight:0,eyeLookDownLeft:0,eyeLookDownRight:0,eyeLookInLeft:0,eyeLookInRight:0,eyeLookOutLeft:0,eyeLookOutRight:0,eyeLookUpLeft:0,eyeLookUpRight:0,eyeSquintLeft:0,eyeSquintRight:0,eyeWideLeft:0,eyeWideRight:0,jawForward:0,jawLeft:0,jawOpen:0,jawRight:0,mouthClose:0,mouthDimpleLeft:0,mouthDimpleRight:0,mouthFrownLeft:0,mouthFrownRight:0,mouthFunnel:0,mouthLeft:0,mouthLowerDownLeft:0,mouthLowerDownRight:0,mouthPressLeft:0,mouthPressRight:0,mouthPucker:0,mouthRight:0,mouthRollLower:0,mouthRollUpper:0,mouthShrugLower:0,mouthShrugUpper:0,mouthSmileLeft:0,mouthSmileRight:0,mouthStretchLeft:0,mouthStretchRight:0,mouthUpperUpLeft:0,mouthUpperUpRight:0,noseSneerLeft:0,noseSneerRight:0,tongueOut:0},scale:{browDownLeft:1,browDownRight:1,browInnerUp:1,browOuterUpLeft:1,browOuterUpRight:1,cheekPuff:1,cheekSquintLeft:1,cheekSquintRight:1,eyeBlinkLeft:1,eyeBlinkRight:1,eyeLookDownLeft:1,eyeLookDownRight:1,eyeLookInLeft:1,eyeLookInRight:1,eyeLookOutLeft:1,eyeLookOutRight:1,eyeLookUpLeft:1,eyeLookUpRight:1,eyeSquintLeft:1,eyeSquintRight:1,eyeWideLeft:1,eyeWideRight:1,jawForward:1,jawLeft:1,jawOpen:1.2,jawRight:1,mouthClose:.2,mouthDimpleLeft:1.3,mouthDimpleRight:1.3,mouthFrownLeft:1.3,mouthFrownRight:1.3,mouthFunnel:1.3,mouthLeft:1.3,mouthLowerDownLeft:.7,mouthLowerDownRight:.7,mouthPressLeft:1.3,mouthPressRight:1.3,mouthPucker:1,mouthRight:1.3,mouthRollLower:1.3,mouthRollUpper:1.3,mouthShrugLower:1.3,mouthShrugUpper:.1,mouthSmileLeft:1,mouthSmileRight:1,mouthStretchLeft:1.3,mouthStretchRight:1.3,mouthUpperUpLeft:1.3,mouthUpperUpRight:1.3,noseSneerLeft:1,noseSneerRight:1,tongueOut:1}},Iz={hello:{size:2,isGroup:!1},idle:{size:1,isGroup:!1},listen:{size:0,isGroup:!1},speak:{size:6,isGroup:!1},think:{size:3,isGroup:!0},other:[]},Nz={x:0,y:1.8,z:1},Pz={x:-10,y:0,z:0},Lz="0xffffff",Dz="false",Oz=function(){function e(t,n){A(this,e),this.zipUrls={urls:new Map},this.useFlame=!1,this.lastTime=0,this.startTime=0,this.expressionData={},this.chatState=gU.Idle,Object.assign(this.zipUrls,{zip:n});var r=t.getBoundingClientRect(),i=r.width,a=r.height;e._canvas.style.visibility="visible",e._canvas.width=i,e._canvas.height=a,t.appendChild(e._canvas),this.clock=new Vv,this.startTime=performance.now()/1e3}return T(e,[{key:"dispose",value:function(){e._canvas.style.visibility="hidden",this.disposeModel(),this.zipUrls.urls.forEach(function(e){URL.revokeObjectURL(e)})}},{key:"disposeModel",value:function(){var e,t;this.mixer&&(this.mixer.stopAllAction(),this.viewer&&this.viewer.avatarMesh&&this.mixer.uncacheRoot(this.viewer.avatarMesh),this.mixer=void 0,null===(e=this.animManager)||void 0===e||e.dispose()),null===(t=this.viewer)||void 0===t||t.dispose()}},{key:"getCamera",value:function(){var e;return null===(e=this.viewer)||void 0===e?void 0:e.camera}},{key:"updateBS",value:function(e){var t={browDownLeft:0,browDownRight:0,browInnerUp:0,browOuterUpLeft:0,browOuterUpRight:0,mouthCheekPuff:0,cheekSquintLeft:0,cheekSquintRight:0,eyeBlinkLeft:0,eyeBlinkRight:0,eyeLookDownLeft:0,eyeLookDownRight:0,eyeLookInLeft:0,eyeLookInRight:0,eyeLookOutLeft:0,eyeLookOutRight:0,eyeLookUpLeft:0,eyeLookUpRight:0,eyeSquintLeft:0,eyeSquintRight:0,eyeWideLeft:0,eyeWideRight:0,jawForward:0,jawLeft:0,jawOpen:0,jawRight:0,mouthClose:0,mouthDimpleLeft:0,mouthDimpleRight:0,mouthFrownLeft:0,mouthFrownRight:0,mouthFunnel:0,mouthLeft:0,mouthLowerDownLeft:0,mouthLowerDownRight:0,mouthPressLeft:0,mouthPressRight:0,mouthPucker:0,mouthRight:0,mouthRollLower:0,mouthRollUpper:0,mouthShrugLower:0,mouthShrugUpper:0,mouthSmileLeft:0,mouthSmileRight:0,mouthStretchLeft:0,mouthStretchRight:0,mouthUpperUpLeft:0,mouthUpperUpRight:0,noseSneerLeft:0,noseSneerRight:0,tongueOut:0};return null!=e&&(t=e),t}},{key:"render",value:function(){var e,t=this;if(!this.viewer||!this.viewer.selfDrivenMode)throw new Error("Cannot start viewer unless it is in self driven mode.");if(this.viewer.webXRMode)this.viewer.renderer.setAnimationLoop(this.viewer.selfDrivenUpdateFunc);else{this.viewer.requestFrameId=requestAnimationFrame(function(){return t.render()});var n=1/30,r=(performance.now()/1e3-this.startTime)%(this.viewer.totalFrames*n),i=Math.floor(r/n);if(this.viewer.frame=i,this.getChatState&&(this.chatState=this.getChatState(),null===(e=this.animManager)||void 0===e||e.update(this.chatState)),this.getExpressionData&&(this.expressionData=this.updateBS(this.getExpressionData())),0==this.viewer.useFlame){if(!this.mixer||!this.animManager)return;var a=this.clock.getDelta();if(this.mixer.update(a),this.motioncfg)for(var o in this.expressionData){var s=this.motioncfg.offset[o],u=this.motioncfg.scale[o];void 0!==s&&void 0!==u&&(this.expressionData[o]=this.expressionData[o]*u+s)}this.setExpression()}this.viewer.update(this.viewer.renderer,this.viewer.camera),this.viewer.shouldRender()?(this.viewer.render(),this.viewer.consecutiveRenderFrames++):this.viewer.consecutiveRenderFrames=0,this.viewer.renderNextFrame=!1}this.viewer.selfDrivenModeRunning=!0}},{key:"isHexColorStrict",value:function(e){if("string"!=typeof e)return!1;return/^(#|0x)[0-9A-Fa-f]{6}$/i.test(e)}},{key:"setExpression",value:function(){var e=this;this.viewer&&this.viewer.splatMesh&&(this.viewer.splatMesh.bsWeight=this.expressionData),this.model&&this.model.traverse(function(t){if(t.isMesh||t.isSkinnedMesh){var n=t.geometry.morphAttributes;if(!0===Object.keys(n).length>0){var r=t.morphTargetDictionary;for(var i in r){var a=r[i],o=e.expressionData[i];void 0!==o&&(t.morphTargetInfluences[a]=Math.max(0,Math.min(1,o)))}}}})}},{key:"loadFlameModel",value:function(e,t){return QO(this,void 0,void 0,d().m(function n(){var r,i,a,o,s,u,l,c,h;return d().w(function(n){for(;;)switch(n.n){case 0:return n.n=1,Promise.all([this.unpackAndLoadGlb(e+"/skin.glb"),this.unpackAndLoadJson(e+"/lbs_weight_20k.json"),this.unpackAndLoadJson(e+"/flame_params.json"),this.unpackAndLoadJson(e+"/vertex_order.json"),this.unpackAndLoadJson(e+"/bone_tree.json")]);case 1:if(r=n.v,i=C(r,5),a=i[0],o=i[1],s=i[2],u=i[3],l=i[4],this.viewer){n.n=2;break}throw new Error("render viewer is not initialized");case 2:a.traverse(function(e){e.isSkinnedMesh&&(c=e),e instanceof Zf&&"hip"==e.name&&(h=e)}),this.viewer.sortedIndexes=u,this.viewer.flame_params=s,this.viewer.lbs_weight_80k=o,this.viewer.bone_tree=l,this.viewer.totalFrames=s.expr.length,null!=c&&(this.viewer.gaussianSplatCount=c.geometry.attributes.position.count),this.viewer.avatarMesh=a,this.viewer.skinModel=c,this.viewer.boneRoot=h,this.motioncfg=t,null!=c&&this.viewer.updateMorphTarget(c),this.viewer.threeScene.add(a),a.visible=!1,null!=c&&c.skeleton.computeBoneTexture();case 3:return n.a(2)}},n,this)}))}},{key:"loadModel",value:function(e,t,n){return QO(this,void 0,void 0,d().m(function r(){var i,a,o,s,u,l,c;return d().w(function(r){for(;;)switch(r.n){case 0:return r.n=1,Promise.all([this.unpackAndLoadGlb(e+"/skin.glb"),this.unpackAndLoadGlb(e+"/animation.glb"),this.unpackAndLoadJson(e+"/vertex_order.json")]);case 1:if(i=r.v,a=C(i,3),o=a[0],s=a[1],u=a[2],this.viewer){r.n=2;break}throw new Error("render viewer is not initialized");case 2:o.traverse(function(e){e.isSkinnedMesh&&(l=e),e instanceof Zf&&"hip"==e.name&&(c=e)}),this.viewer.sortedIndexes=u,null!=l&&(this.viewer.gaussianSplatCount=l.geometry.attributes.position.count),this.viewer.avatarMesh=o,this.viewer.skinModel=l,this.viewer.boneRoot=c,this.mixer=new em(o),this.animManager=new wU(this.mixer,s,t),this.motioncfg=n,null!=l&&this.viewer.updateMorphTarget(l),this.viewer.threeScene.add(o),o.visible=!1,null!=l&&l.skeleton.computeBoneTexture();case 3:return r.a(2)}},r,this)}))}},{key:"unpackFileAsBlob",value:function(e){var t,n;return QO(this,void 0,void 0,d().m(function r(){var i,a;return d().w(function(r){for(;;)switch(r.n){case 0:if(this.zipUrls.urls.has(e)){r.n=2;break}return r.n=1,null===(n=null===(t=this.zipUrls.zip)||void 0===t?void 0:t.file(e))||void 0===n?void 0:n.async("blob");case 1:i=r.v,a=URL.createObjectURL(i),this.zipUrls.urls.set(e,a);case 2:return r.a(2,this.zipUrls.urls.get(e))}},r,this)}))}},{key:"unpackAndLoadGlb",value:function(e){var t,n;return QO(this,void 0,void 0,d().m(function r(){var i,a,o;return d().w(function(r){for(;;)switch(r.n){case 0:if(this.zipUrls.urls.has(e)){r.n=2;break}return r.n=1,null===(n=null===(t=this.zipUrls.zip)||void 0===t?void 0:t.file(e))||void 0===n?void 0:n.async("arraybuffer");case 1:i=r.v,a=new Blob([i],{type:"model/gltf-binary"}),o=URL.createObjectURL(a),this.zipUrls.urls.set(e,o);case 2:return r.a(2,this.LoadGLTF(this.zipUrls.urls.get(e)))}},r,this)}))}},{key:"unpackAndLoadJson",value:function(e){var t,n;return QO(this,void 0,void 0,d().m(function r(){var i;return d().w(function(r){for(;;)switch(r.n){case 0:return r.n=1,null===(n=null===(t=this.zipUrls.zip)||void 0===t?void 0:t.file(e))||void 0===n?void 0:n.async("string");case 1:return i=r.v,r.a(2,JSON.parse(i))}},r,this)}))}},{key:"LoadGLTF",value:function(e){return QO(this,void 0,void 0,d().m(function t(){return d().w(function(t){for(;;)if(0===t.n)return t.a(2,new Promise(function(t,n){new NU(void 0).load(e,function(e){e.animations.length>0?t(e.animations):t(e.scene)},void 0,function(e){n(e)})}))},t)}))}}],[{key:"getInstance",value:function(t,n,r){var i,a,o,s,u,l;return QO(this,void 0,void 0,d().m(function c(){var h,f,p,v,m,g,y,_,b,x,S,A,w,T;return d().w(function(c){for(;;)switch(c.n){case 0:if(null==this.instance){c.n=1;break}return c.a(2,this.instance);case 1:if(c.p=1,f=vU(h=n),p=f.pathname,v=p.match(/\/([^/]+?)\.zip/),v&&v[1]){c.n=2;break}throw new Error("character model is not found");case 2:return AU.start(),c.n=3,eU.get(h,{responseType:"arraybuffer",timeout:1e5,onDownloadProgress:function(e){if(e.lengthComputable&&e&&e.total){var t=e.loaded/e.total;AU.set(t),(null==r?void 0:r.downloadProgress)&&(null==r||r.downloadProgress(t))}}});case 3:return m=c.v,(null==r?void 0:r.loadProgress)&&(null==r||r.loadProgress(.1)),AU.done(),console.log("download completed:",m.data),g=m.data,c.n=4,uU.loadAsync(g);case 4:if(y=c.v,_="",Object.values(y.files).forEach(function(e){var t,n;e.dir&&(_=null===(t=e.name)||void 0===t?void 0:t.slice(0,(null===(n=e.name)||void 0===n?void 0:n.length)-1))}),_){c.n=5;break}throw new Error("file fold is not found");case 5:if(b=new e(t,y),(x=new ph).x=(null===(i=Nz)||void 0===i?void 0:i.x)||0,x.y=(null===(a=Nz)||void 0===a?void 0:a.y)||0,x.z=(null===(o=Nz)||void 0===o?void 0:o.z)||1,(S=new ph).x=(null===(s=Pz)||void 0===s?void 0:s.x)||0,S.y=(null===(u=Pz)||void 0===u?void 0:u.y)||0,S.z=(null===(l=Pz)||void 0===l?void 0:l.z)||0,A=16777215,Lz&&(A=parseInt(Lz,16)),r&&r.backgroundColor&&b.isHexColorStrict(r.backgroundColor)&&(A=parseInt(r.backgroundColor,16)),b.getChatState=null==r?void 0:r.getChatState,b.getExpressionData=null==r?void 0:r.getExpressionData,Dz&&(b.useFlame="false"!=Dz),console.log(x,A),b.viewer=new jO({rootElement:t,threejsCanvas:e._canvas,cameraUp:[0,1,0],initialCameraPosition:[x.x,x.y,x.z],initialCameraRotation:[S.x,S.y,S.z],sphericalHarmonicsDegree:0,backgroundColor:A}),b.viewer.useFlame=b.useFlame,1!=b.viewer.useFlame){c.n=7;break}return c.n=6,b.loadFlameModel(_,Rz);case 6:c.n=8;break;case 7:return c.n=8,b.loadModel(_,Iz,Rz);case 8:return(null==r?void 0:r.loadProgress)&&(null==r||r.loadProgress(.2)),c.n=9,b.unpackFileAsBlob(_+"/offset.ply");case 9:return w=c.v,(null==r?void 0:r.loadProgress)&&(null==r||r.loadProgress(.3)),b.viewer.addSplatScene(w,{progressiveLoad:!0,sharedMemoryForWorkers:!1,showLoadingUI:!1,format:ax}).then(function(){b.render(),(null==r?void 0:r.loadProgress)&&(null==r||r.loadProgress(1))}),c.a(2,b);case 10:c.p=10,T=c.v,console.error(T);case 11:return c.a(2)}},c,this,[[1,10]])}))}}])}();Oz._canvas=document.createElement("canvas");var Fz=function(e){function t(e){var n;A(this,t);var r=e.container,i=e.assetsPath,a=e.ws,o=e.downloadProgress,s=e.loadProgress;return M(n=y(this,t),"_avatarDivEle",void 0),M(n,"_assetsPath",""),M(n,"_ws",void 0),M(n,"_downloadProgress",void 0),M(n,"_loadProgress",void 0),M(n,"_loadPercent",0),M(n,"_downloadPercent",0),M(n,"_processor",void 0),M(n,"_renderer",void 0),M(n,"_audioMute",!1),M(n,"curState",vs.Idle),n._avatarDivEle=r,n._assetsPath=i,n._ws=a,n._downloadProgress=o?function(e){n._downloadPercent=e,o(e)}:function(e){n._downloadPercent=e},n._loadProgress=s?function(e){n._loadPercent=e,s(e)}:function(e){n._loadPercent=e},n._init(),n}return x(t,e),T(t,[{key:"_init",value:function(){if(!this._avatarDivEle||!this._assetsPath||!this._ws)throw new Error("Lack of necessary initialization parameters for gaussian render");this._processor=new Tu(this),this._bindEventTypes()}},{key:"start",value:function(){this.getData(),this.render()}},{key:"getData",value:(r=v(d().m(function e(){var t=this;return d().w(function(e){for(;;)switch(e.n){case 0:this._ws.on(hs.WS_MESSAGE,function(e){t._downloadPercent<1||t._loadPercent<1||(t.emit(cs.MessageReceived,t.curState),t._processor.add({avatar_motion_data:{first_package:!0,segment_num:1,binary_size:e.size,use_binary_frame:!1}}),t._processor.add({avatar_motion_data:{first_package:!1,motion_data_slice:e,is_audio_mute:t._audioMute}}))});case 1:return e.a(2)}},e,this)})),function(){return r.apply(this,arguments)})},{key:"render",value:(n=v(d().m(function e(){return d().w(function(e){for(;;)switch(e.n){case 0:return e.n=1,Oz.getInstance(this._avatarDivEle,this._assetsPath,{getChatState:this.getChatState.bind(this),getExpressionData:this.getArkitFaceFrame.bind(this),downloadProgress:this._downloadProgress.bind(this),loadProgress:this._loadProgress.bind(this)});case 1:this._renderer=e.v;case 2:return e.a(2)}},e,this)})),function(){return n.apply(this,arguments)})},{key:"setAvatarMute",value:function(e){this._processor.setMute(e),this._audioMute=e}},{key:"getChatState",value:function(){return this.curState}},{key:"getArkitFaceFrame",value:function(){var e;return null===(e=this._processor)||void 0===e?void 0:e.getArkitFaceFrame().arkitFace}},{key:"interrupt",value:function(){var e;this._ws.send("%interrupt%"),null===(e=this._processor)||void 0===e||e.interrupt(),this.curState=vs.Idle,this.emit(cs.StateChanged,this.curState)}},{key:"sendSpeech",value:function(e){var t;this._ws.send(e),this.curState=vs.Listening,this.emit(cs.StateChanged,this.curState),null===(t=this._processor)||void 0===t||t.clear()}},{key:"exit",value:function(){var e,t;null===(e=this._renderer)||void 0===e||e.dispose(),this.curState=vs.Idle,this._downloadPercent=0,this._loadPercent=0,null===(t=this._processor)||void 0===t||t.clear(),this.removeAllListeners()}},{key:"_bindEventTypes",value:function(){var e=this;this.on(ds.Player_StartSpeaking,function(t){console.log("startSpeach"),e.curState=vs.Responding,e.emit(cs.StateChanged,e.curState),e._ws.send(JSON.stringify({header:{name:cs.StartSpeech},payload:{}}))}),this.on(ds.Player_EndSpeaking,function(t){console.log("endSpeach"),e.curState=vs.Idle,e.emit(cs.StateChanged,e.curState),e._ws.send(JSON.stringify({header:{name:cs.EndSpeech},payload:{}}))}),this.on(cs.ErrorReceived,function(t){console.log("ErrorReceived",t),e.curState=vs.Idle,e.emit(cs.StateChanged,e.curState),e._ws.send(JSON.stringify({header:{name:cs.ErrorReceived},payload:s({},t)}))}),this._ws.on(hs.WS_CLOSE,function(){e.exit()})}}]);var n,r}(ls);function Bz(){return navigator.mediaDevices.enumerateDevices()}function Uz(e,t,n){return zz.apply(this,arguments)}function zz(){return zz=v(d().m(function e(t,n,r){var i,a,o;return d().w(function(e){for(;;)if(0===e.n)return i=(null==r?void 0:r.video)||r||{width:{ideal:500},height:{ideal:500}},a=(null==r?void 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