Hilbert curve

.block

license: gpl-3.0

README.md

Hilbert curve

Description here.

app.min.js

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9.0;","vVisibility *= 1.0 - visibility.a / 9.0;","pos.x = cos( rotation ) * position.x - sin( rotation ) * position.y;","pos.y = sin( rotation ) * position.x + cos( rotation ) * position.y;","}","gl_Position = vec4( ( pos * scale + screenPosition.xy ).xy, screenPosition.z, 1.0 );","}"].join("\n"),fragmentShader:["uniform lowp int renderType;","uniform sampler2D map;","uniform float opacity;","uniform vec3 color;","varying vec2 vUV;","varying float vVisibility;","void main() {","if ( renderType == 0 ) {","gl_FragColor = vec4( 1.0, 0.0, 1.0, 0.0 );","} else if ( renderType == 1 ) {","gl_FragColor = texture2D( map, vUV );","} else {","vec4 texture = texture2D( map, vUV );","texture.a *= opacity * vVisibility;","gl_FragColor = texture;","gl_FragColor.rgb *= color;","}","}"].join("\n")},c=i(s),u={vertex:f.getAttribLocation(c,"position"),uv:f.getAttribLocation(c,"uv")},h={renderType:f.getUniformLocation(c,"renderType"),map:f.getUniformLocation(c,"map"),occlusionMap:f.getUniformLocation(c,"occlusionMap"),opacity:f.getUniformLocation(c,"opacity"),color:f.getUniformLocation(c,"color"),scale:f.getUniformLocation(c,"scale"),rotation:f.getUniformLocation(c,"rotation"),screenPosition:f.getUniformLocation(c,"screenPosition")}}function i(e){var n=f.createProgram(),i=f.createShader(f.FRAGMENT_SHADER),r=f.createShader(f.VERTEX_SHADER),o="precision "+t.getPrecision()+" float;\n";return f.shaderSource(i,o+e.fragmentShader),f.shaderSource(r,o+e.vertexShader),f.compileShader(i),f.compileShader(r),f.attachShader(n,i),f.attachShader(n,r),f.linkProgram(n),n}var o,a,s,c,u,h,d,p,f=t.context,m=t.state;this.render=function(i,s,g){if(0!==e.length){var v=new l,y=g.w/g.z,_=.5*g.z,x=.5*g.w,b=16/g.w,w=new r(b*y,b),E=new l(1,1,0),M=new r(1,1),T=new Z;T.min.set(g.x,g.y),T.max.set(g.x+(g.z-16),g.y+(g.w-16)),void 0===c&&n(),f.useProgram(c),m.initAttributes(),m.enableAttribute(u.vertex),m.enableAttribute(u.uv),m.disableUnusedAttributes(),f.uniform1i(h.occlusionMap,0),f.uniform1i(h.map,1),f.bindBuffer(f.ARRAY_BUFFER,o),f.vertexAttribPointer(u.vertex,2,f.FLOAT,!1,16,0),f.vertexAttribPointer(u.uv,2,f.FLOAT,!1,16,8),f.bindBuffer(f.ELEMENT_ARRAY_BUFFER,a),m.disable(f.CULL_FACE),m.buffers.depth.setMask(!1);for(var S=0,A=e.length;S<A;S++){b=16/g.w,w.set(b*y,b);var R=e[S];if(v.set(R.matrixWorld.elements[12],R.matrixWorld.elements[13],R.matrixWorld.elements[14]),v.applyMatrix4(s.matrixWorldInverse),v.applyMatrix4(s.projectionMatrix),E.copy(v),M.x=g.x+E.x*_+_-8,M.y=g.y+E.y*x+x-8,!0===T.containsPoint(M)){m.activeTexture(f.TEXTURE0),m.bindTexture(f.TEXTURE_2D,null),m.activeTexture(f.TEXTURE1),m.bindTexture(f.TEXTURE_2D,d),f.copyTexImage2D(f.TEXTURE_2D,0,f.RGB,M.x,M.y,16,16,0),f.uniform1i(h.renderType,0),f.uniform2f(h.scale,w.x,w.y),f.uniform3f(h.screenPosition,E.x,E.y,E.z),m.disable(f.BLEND),m.enable(f.DEPTH_TEST),f.drawElements(f.TRIANGLES,6,f.UNSIGNED_SHORT,0),m.activeTexture(f.TEXTURE0),m.bindTexture(f.TEXTURE_2D,p),f.copyTexImage2D(f.TEXTURE_2D,0,f.RGBA,M.x,M.y,16,16,0),f.uniform1i(h.renderType,1),m.disable(f.DEPTH_TEST),m.activeTexture(f.TEXTURE1),m.bindTexture(f.TEXTURE_2D,d),f.drawElements(f.TRIANGLES,6,f.UNSIGNED_SHORT,0),R.positionScreen.copy(E),R.customUpdateCallback?R.customUpdateCallback(R):R.updateLensFlares(),f.uniform1i(h.renderType,2),m.enable(f.BLEND);for(var L=0,C=R.lensFlares.length;L<C;L++){var P=R.lensFlares[L];P.opacity>.001&&P.scale>.001&&(E.x=P.x,E.y=P.y,E.z=P.z,b=P.size*P.scale/g.w,w.x=b*y,w.y=b,f.uniform3f(h.screenPosition,E.x,E.y,E.z),f.uniform2f(h.scale,w.x,w.y),f.uniform1f(h.rotation,P.rotation),f.uniform1f(h.opacity,P.opacity),f.uniform3f(h.color,P.color.r,P.color.g,P.color.b),m.setBlending(P.blending,P.blendEquation,P.blendSrc,P.blendDst),t.setTexture2D(P.texture,1),f.drawElements(f.TRIANGLES,6,f.UNSIGNED_SHORT,0))}}}m.enable(f.CULL_FACE),m.enable(f.DEPTH_TEST),m.buffers.depth.setMask(!0),t.resetGLState()}}}function K(t,e){function n(){var t=new Float32Array([-.5,-.5,0,0,.5,-.5,1,0,.5,.5,1,1,-.5,.5,0,1]),e=new Uint16Array([0,1,2,0,2,3]);a=f.createBuffer(),s=f.createBuffer(),f.bindBuffer(f.ARRAY_BUFFER,a),f.bufferData(f.ARRAY_BUFFER,t,f.STATIC_DRAW),f.bindBuffer(f.ELEMENT_ARRAY_BUFFER,s),f.bufferData(f.ELEMENT_ARRAY_BUFFER,e,f.STATIC_DRAW),c=i(),h={position:f.getAttribLocation(c,"position"),uv:f.getAttribLocation(c,"uv")},d={uvOffset:f.getUniformLocation(c,"uvOffset"),uvScale:f.getUniformLocation(c,"uvScale"),rotation:f.getUniformLocation(c,"rotation"),scale:f.getUniformLocation(c,"scale"),color:f.getUniformLocation(c,"color"),map:f.getUniformLocation(c,"map"),opacity:f.getUniformLocation(c,"opacity"),modelViewMatrix:f.getUniformLocation(c,"modelViewMatrix"),projectionMatrix:f.getUniformLocation(c,"projectionMatrix"),fogType:f.getUniformLocation(c,"fogType"),fogDensity:f.getUniformLocation(c,"fogDensity"),fogNear:f.getUniformLocation(c,"fogNear"),fogFar:f.getUniformLocation(c,"fogFar"),fogColor:f.getUniformLocation(c,"fogColor"),alphaTest:f.getUniformLocation(c,"alphaTest")};var n=document.createElementNS("http://www.w3.org/1999/xhtml","canvas");n.width=8,n.height=8;var r=n.getContext("2d");r.fillStyle="white",r.fillRect(0,0,8,8),p=new o(n),p.needsUpdate=!0}function i(){var e=f.createProgram(),n=f.createShader(f.VERTEX_SHADER),i=f.createShader(f.FRAGMENT_SHADER);return f.shaderSource(n,["precision "+t.getPrecision()+" float;","uniform mat4 modelViewMatrix;","uniform mat4 projectionMatrix;","uniform float rotation;","uniform vec2 scale;","uniform vec2 uvOffset;","uniform vec2 uvScale;","attribute vec2 position;","attribute vec2 uv;","varying vec2 vUV;","void main() {","vUV = uvOffset + uv * uvScale;","vec2 alignedPosition = position * scale;","vec2 rotatedPosition;","rotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y;","rotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;","vec4 finalPosition;","finalPosition = modelViewMatrix * vec4( 0.0, 0.0, 0.0, 1.0 );","finalPosition.xy += rotatedPosition;","finalPosition = projectionMatrix * finalPosition;","gl_Position = finalPosition;","}"].join("\n")),f.shaderSource(i,["precision "+t.getPrecision()+" float;","uniform vec3 color;","uniform sampler2D map;","uniform float opacity;","uniform int fogType;","uniform vec3 fogColor;","uniform float fogDensity;","uniform float fogNear;","uniform float fogFar;","uniform float alphaTest;","varying vec2 vUV;","void main() {","vec4 texture = texture2D( map, vUV );","if ( texture.a < alphaTest ) discard;","gl_FragColor = vec4( color * texture.xyz, texture.a * opacity );","if ( fogType > 0 ) {","float depth = gl_FragCoord.z / gl_FragCoord.w;","float fogFactor = 0.0;","if ( fogType == 1 ) {","fogFactor = smoothstep( fogNear, fogFar, depth );","} else {","const float LOG2 = 1.442695;","fogFactor = exp2( - fogDensity * fogDensity * depth * depth * LOG2 );","fogFactor = 1.0 - clamp( fogFactor, 0.0, 1.0 );","}","gl_FragColor = mix( gl_FragColor, vec4( fogColor, gl_FragColor.w ), fogFactor );","}","}"].join("\n")),f.compileShader(n),f.compileShader(i),f.attachShader(e,n),f.attachShader(e,i),f.linkProgram(e),e}function r(t,e){return t.renderOrder!==e.renderOrder?t.renderOrder-e.renderOrder:t.z!==e.z?e.z-t.z:e.id-t.id}var a,s,c,h,d,p,f=t.context,m=t.state,g=new l,v=new u,y=new l;this.render=function(i,o){if(0!==e.length){void 0===c&&n(),f.useProgram(c),m.initAttributes(),m.enableAttribute(h.position),m.enableAttribute(h.uv),m.disableUnusedAttributes(),m.disable(f.CULL_FACE),m.enable(f.BLEND),f.bindBuffer(f.ARRAY_BUFFER,a),f.vertexAttribPointer(h.position,2,f.FLOAT,!1,16,0),f.vertexAttribPointer(h.uv,2,f.FLOAT,!1,16,8),f.bindBuffer(f.ELEMENT_ARRAY_BUFFER,s),f.uniformMatrix4fv(d.projectionMatrix,!1,o.projectionMatrix.elements),m.activeTexture(f.TEXTURE0),f.uniform1i(d.map,0);var u=0,l=0,_=i.fog;_?(f.uniform3f(d.fogColor,_.color.r,_.color.g,_.color.b),_.isFog?(f.uniform1f(d.fogNear,_.near),f.uniform1f(d.fogFar,_.far),f.uniform1i(d.fogType,1),u=1,l=1):_.isFogExp2&&(f.uniform1f(d.fogDensity,_.density),f.uniform1i(d.fogType,2),u=2,l=2)):(f.uniform1i(d.fogType,0),u=0,l=0);for(var x=0,b=e.length;x<b;x++){var w=e[x];w.modelViewMatrix.multiplyMatrices(o.matrixWorldInverse,w.matrixWorld),w.z=-w.modelViewMatrix.elements[14]}e.sort(r);for(var E=[],x=0,b=e.length;x<b;x++){var w=e[x],M=w.material;if(!1!==M.visible){f.uniform1f(d.alphaTest,M.alphaTest),f.uniformMatrix4fv(d.modelViewMatrix,!1,w.modelViewMatrix.elements),w.matrixWorld.decompose(g,v,y),E[0]=y.x,E[1]=y.y;var T=0;i.fog&&M.fog&&(T=l),u!==T&&(f.uniform1i(d.fogType,T),u=T),null!==M.map?(f.uniform2f(d.uvOffset,M.map.offset.x,M.map.offset.y),f.uniform2f(d.uvScale,M.map.repeat.x,M.map.repeat.y)):(f.uniform2f(d.uvOffset,0,0),f.uniform2f(d.uvScale,1,1)),f.uniform1f(d.opacity,M.opacity),f.uniform3f(d.color,M.color.r,M.color.g,M.color.b),f.uniform1f(d.rotation,M.rotation),f.uniform2fv(d.scale,E),m.setBlending(M.blending,M.blendEquation,M.blendSrc,M.blendDst),m.buffers.depth.setTest(M.depthTest),m.buffers.depth.setMask(M.depthWrite),M.map?t.setTexture2D(M.map,0):t.setTexture2D(p,0),f.drawElements(f.TRIANGLES,6,f.UNSIGNED_SHORT,0)}}m.enable(f.CULL_FACE),t.resetGLState()}}}function Q(){Object.defineProperty(this,"id",{value:Fs++}),this.uuid=Es.generateUUID(),this.name="",this.type="Material",this.fog=!0,this.lights=!0,this.blending=So,this.side=vo,this.shading=bo,this.vertexColors=wo,this.opacity=1,this.transparent=!1,this.blendSrc=Go,this.blendDst=ko,this.blendEquation=Po,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.depthFunc=Jo,this.depthTest=!0,this.depthWrite=!0,this.clippingPlanes=null,this.clipIntersection=!1,this.clipShadows=!1,this.colorWrite=!0,this.precision=null,this.polygonOffset=!1,this.polygonOffsetFactor=0,this.polygonOffsetUnits=0,this.dithering=!1,this.alphaTest=0,this.premultipliedAlpha=!1,this.overdraw=0,this.visible=!0,this.needsUpdate=!0}function $(t){Q.call(this),this.type="ShaderMaterial",this.defines={},this.uniforms={},this.vertexShader="void main() {\n\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n}",this.fragmentShader="void main() {\n\tgl_FragColor = vec4( 1.0, 0.0, 0.0, 1.0 );\n}",this.linewidth=1,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.lights=!1,this.clipping=!1,this.skinning=!1,this.morphTargets=!1,this.morphNormals=!1,this.extensions={derivatives:!1,fragDepth:!1,drawBuffers:!1,shaderTextureLOD:!1},this.defaultAttributeValues={color:[1,1,1],uv:[0,0],uv2:[0,0]},this.index0AttributeName=void 0,void 0!==t&&(void 0!==t.attributes&&console.error("THREE.ShaderMaterial: attributes should now be defined in THREE.BufferGeometry instead."),this.setValues(t))}function tt(t){Q.call(this),this.type="MeshDepthMaterial",this.depthPacking=bs,this.skinning=!1,this.morphTargets=!1,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.lights=!1,this.setValues(t)}function et(t,e){this.min=void 0!==t?t:new l(1/0,1/0,1/0),this.max=void 0!==e?e:new l(-1/0,-1/0,-1/0)}function nt(t,e){this.center=void 0!==t?t:new l,this.radius=void 0!==e?e:0}function it(){this.elements=[1,0,0,0,1,0,0,0,1],arguments.length>0&&console.error("THREE.Matrix3: the constructor no longer reads arguments. use .set() instead.")}function rt(t,e){this.normal=void 0!==t?t:new l(1,0,0),this.constant=void 0!==e?e:0}function ot(t,e,n,i,r,o){this.planes=[void 0!==t?t:new rt,void 0!==e?e:new rt,void 0!==n?n:new rt,void 0!==i?i:new rt,void 0!==r?r:new rt,void 0!==o?o:new rt]}function at(t,e,n,i){function o(e,n,i,r){var o=e.geometry,a=null,s=E,c=e.customDepthMaterial;if(i&&(s=M,c=e.customDistanceMaterial),c)a=c;else{var u=!1;n.morphTargets&&(o&&o.isBufferGeometry?u=o.morphAttributes&&o.morphAttributes.position&&o.morphAttributes.position.length>0:o&&o.isGeometry&&(u=o.morphTargets&&o.morphTargets.length>0)),e.isSkinnedMesh&&!1===n.skinning&&console.warn("THREE.WebGLShadowMap: THREE.SkinnedMesh with material.skinning set to false:",e);var l=e.isSkinnedMesh&&n.skinning,h=0;u&&(h|=x),l&&(h|=b),a=s[h]}if(t.localClippingEnabled&&!0===n.clipShadows&&0!==n.clippingPlanes.length){var d=a.uuid,p=n.uuid,f=T[d];void 0===f&&(f={},T[d]=f);var m=f[p];void 0===m&&(m=a.clone(),f[p]=m),a=m}a.visible=n.visible,a.wireframe=n.wireframe;var g=n.side;return F.renderSingleSided&&g==_o&&(g=vo),F.renderReverseSided&&(g===vo?g=yo:g===yo&&(g=vo)),a.side=g,a.clipShadows=n.clipShadows,a.clippingPlanes=n.clippingPlanes,a.wireframeLinewidth=n.wireframeLinewidth,a.linewidth=n.linewidth,i&&void 0!==a.uniforms.lightPos&&a.uniforms.lightPos.value.copy(r),a}function c(e,i,r,a){if(!1!==e.visible){if(e.layers.test(i.layers)&&(e.isMesh||e.isLine||e.isPoints)&&e.castShadow&&(!e.frustumCulled||p.intersectsObject(e))){e.modelViewMatrix.multiplyMatrices(r.matrixWorldInverse,e.matrixWorld);var s=n.update(e),u=e.material;if(Array.isArray(u))for(var l=s.groups,h=0,d=l.length;h<d;h++){var f=l[h],m=u[f.materialIndex];if(m&&m.visible){var g=o(e,m,a,_);t.renderBufferDirect(r,null,s,g,e,f)}}else if(u.visible){var g=o(e,u,a,_);t.renderBufferDirect(r,null,s,g,e,null)}}for(var v=e.children,y=0,x=v.length;y<x;y++)c(v[y],i,r,a)}}var u=t.context,d=t.state,p=new ot,f=new h,m=e.shadows,g=new r,v=new r(i.maxTextureSize,i.maxTextureSize),y=new l,_=new l,x=1,b=2,w=1+(x|b),E=new Array(w),M=new Array(w),T={},S=[new l(1,0,0),new l(-1,0,0),new l(0,0,1),new l(0,0,-1),new l(0,1,0),new l(0,-1,0)],A=[new l(0,1,0),new l(0,1,0),new l(0,1,0),new l(0,1,0),new l(0,0,1),new l(0,0,-1)],R=[new a,new a,new a,new a,new a,new a],L=new tt;L.depthPacking=ws,L.clipping=!0;for(var C=Ds.distanceRGBA,P=Ns.clone(C.uniforms),O=0;O!==w;++O){var I=0!=(O&x),N=0!=(O&b),U=L.clone();U.morphTargets=I,U.skinning=N,E[O]=U;var D=new $({defines:{USE_SHADOWMAP:""},uniforms:P,vertexShader:C.vertexShader,fragmentShader:C.fragmentShader,morphTargets:I,skinning:N,clipping:!0});M[O]=D}var F=this;this.enabled=!1,this.autoUpdate=!0,this.needsUpdate=!1,this.type=mo,this.renderReverseSided=!0,this.renderSingleSided=!0,this.render=function(e,n){if(!1!==F.enabled&&(!1!==F.autoUpdate||!1!==F.needsUpdate)&&0!==m.length){d.disable(u.BLEND),d.buffers.color.setClear(1,1,1,1),d.buffers.depth.setTest(!0),d.setScissorTest(!1);for(var i,r,o=0,a=m.length;o<a;o++){var l=m[o],h=l.shadow;if(void 0!==h){var x=h.camera,b=h.matrix;if(_.setFromMatrixPosition(l.matrixWorld),x.position.copy(_),g.copy(h.mapSize),g.min(v),l&&l.isPointLight){i=6,r=!0;var w=g.x,E=g.y;R[0].set(2*w,E,w,E),R[1].set(0,E,w,E),R[2].set(3*w,E,w,E),R[3].set(w,E,w,E),R[4].set(3*w,0,w,E),R[5].set(w,0,w,E),g.x*=4,g.y*=2,b.makeTranslation(-_.x,-_.y,-_.z)}else i=1,r=!1,y.setFromMatrixPosition(l.target.matrixWorld),x.lookAt(y),x.updateMatrixWorld(),x.matrixWorldInverse.getInverse(x.matrixWorld),b.set(.5,0,0,.5,0,.5,0,.5,0,0,.5,.5,0,0,0,1),b.multiply(x.projectionMatrix),b.multiply(x.matrixWorldInverse);if(null===h.map){var M={minFilter:xa,magFilter:xa,format:Ga};h.map=new s(g.x,g.y,M),h.map.texture.name=l.name+".shadowMap",x.updateProjectionMatrix()}h.isSpotLightShadow&&h.update(l);var T=h.map;t.setRenderTarget(T),t.clear();for(var L=0;L<i;L++){if(r){y.copy(x.position),y.add(S[L]),x.up.copy(A[L]),x.lookAt(y),x.updateMatrixWorld(),x.matrixWorldInverse.getInverse(x.matrixWorld);var C=R[L];d.viewport(C)}f.multiplyMatrices(x.projectionMatrix,x.matrixWorldInverse),p.setFromMatrix(f),c(e,n,x,r)}}else console.warn("THREE.WebGLShadowMap:",l,"has no shadow.")}var P=t.getClearColor(),O=t.getClearAlpha();t.setClearColor(P,O),F.needsUpdate=!1}}}function st(t,e){this.origin=void 0!==t?t:new l,this.direction=void 0!==e?e:new l}function ct(t,e,n,i){this._x=t||0,this._y=e||0,this._z=n||0,this._order=i||ct.DefaultOrder}function ut(){this.mask=1}function lt(){function t(){r.setFromEuler(i,!1)}function e(){i.setFromQuaternion(r,void 0,!1)}Object.defineProperty(this,"id",{value:Bs++}),this.uuid=Es.generateUUID(),this.name="",this.type="Object3D",this.parent=null,this.children=[],this.up=lt.DefaultUp.clone();var n=new l,i=new ct,r=new u,o=new l(1,1,1);i.onChange(t),r.onChange(e),Object.defineProperties(this,{position:{enumerable:!0,value:n},rotation:{enumerable:!0,value:i},quaternion:{enumerable:!0,value:r},scale:{enumerable:!0,value:o},modelViewMatrix:{value:new h},normalMatrix:{value:new it}}),this.matrix=new h,this.matrixWorld=new h,this.matrixAutoUpdate=lt.DefaultMatrixAutoUpdate,this.matrixWorldNeedsUpdate=!1,this.layers=new ut,this.visible=!0,this.castShadow=!1,this.receiveShadow=!1,this.frustumCulled=!0,this.renderOrder=0,this.userData={},this.onBeforeRender=function(){},this.onAfterRender=function(){}}function ht(t,e){this.start=void 0!==t?t:new l,this.end=void 0!==e?e:new l}function dt(t,e,n){this.a=void 0!==t?t:new l,this.b=void 0!==e?e:new l,this.c=void 0!==n?n:new l}function 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t.replace(n,e)}function se(t,e,n,i){var r=t.context,o=n.extensions,a=n.defines,s=n.__webglShader.vertexShader,c=n.__webglShader.fragmentShader,u="SHADOWMAP_TYPE_BASIC";i.shadowMapType===mo?u="SHADOWMAP_TYPE_PCF":i.shadowMapType===go&&(u="SHADOWMAP_TYPE_PCF_SOFT");var l="ENVMAP_TYPE_CUBE",h="ENVMAP_MODE_REFLECTION",d="ENVMAP_BLENDING_MULTIPLY";if(i.envMap){switch(n.envMap.mapping){case la:case ha:l="ENVMAP_TYPE_CUBE";break;case ma:case ga:l="ENVMAP_TYPE_CUBE_UV";break;case da:case pa:l="ENVMAP_TYPE_EQUIREC";break;case fa:l="ENVMAP_TYPE_SPHERE"}switch(n.envMap.mapping){case ha:case pa:h="ENVMAP_MODE_REFRACTION"}switch(n.combine){case ea:d="ENVMAP_BLENDING_MULTIPLY";break;case na:d="ENVMAP_BLENDING_MIX";break;case ia:d="ENVMAP_BLENDING_ADD"}}var p,f,m=t.gammaFactor>0?t.gammaFactor:1,g=te(o,i,t.extensions),v=ee(a),y=r.createProgram();n.isRawShaderMaterial?(p=[v,"\n"].filter(ie).join("\n"),f=[g,v,"\n"].filter(ie).join("\n")):(p=["precision "+i.precision+" float;","precision "+i.precision+" 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USE_NORMALMAP":"",i.specularMap?"#define USE_SPECULARMAP":"",i.roughnessMap?"#define USE_ROUGHNESSMAP":"",i.metalnessMap?"#define USE_METALNESSMAP":"",i.alphaMap?"#define USE_ALPHAMAP":"",i.vertexColors?"#define USE_COLOR":"",i.gradientMap?"#define USE_GRADIENTMAP":"",i.flatShading?"#define FLAT_SHADED":"",i.doubleSided?"#define DOUBLE_SIDED":"",i.flipSided?"#define FLIP_SIDED":"","#define NUM_CLIPPING_PLANES "+i.numClippingPlanes,"#define UNION_CLIPPING_PLANES "+(i.numClippingPlanes-i.numClipIntersection),i.shadowMapEnabled?"#define USE_SHADOWMAP":"",i.shadowMapEnabled?"#define "+u:"",i.premultipliedAlpha?"#define PREMULTIPLIED_ALPHA":"",i.physicallyCorrectLights?"#define PHYSICALLY_CORRECT_LIGHTS":"",i.logarithmicDepthBuffer?"#define USE_LOGDEPTHBUF":"",i.logarithmicDepthBuffer&&t.extensions.get("EXT_frag_depth")?"#define USE_LOGDEPTHBUF_EXT":"",i.envMap&&t.extensions.get("EXT_shader_texture_lod")?"#define TEXTURE_LOD_EXT":"","uniform mat4 viewMatrix;","uniform vec3 cameraPosition;",i.toneMapping!==ra?"#define TONE_MAPPING":"",i.toneMapping!==ra?Us.tonemapping_pars_fragment:"",i.toneMapping!==ra?$t("toneMapping",i.toneMapping):"",i.dithering?"#define DITHERING":"",i.outputEncoding||i.mapEncoding||i.envMapEncoding||i.emissiveMapEncoding?Us.encodings_pars_fragment:"",i.mapEncoding?Kt("mapTexelToLinear",i.mapEncoding):"",i.envMapEncoding?Kt("envMapTexelToLinear",i.envMapEncoding):"",i.emissiveMapEncoding?Kt("emissiveMapTexelToLinear",i.emissiveMapEncoding):"",i.outputEncoding?Qt("linearToOutputTexel",i.outputEncoding):"",i.depthPacking?"#define DEPTH_PACKING "+n.depthPacking:"","\n"].filter(ie).join("\n")),s=oe(s,i),s=re(s,i),c=oe(c,i),c=re(c,i),n.isShaderMaterial||(s=ae(s),c=ae(c));var _=p+s,x=f+c,b=Zt(r,r.VERTEX_SHADER,_),w=Zt(r,r.FRAGMENT_SHADER,x);r.attachShader(y,b),r.attachShader(y,w),void 0!==n.index0AttributeName?r.bindAttribLocation(y,0,n.index0AttributeName):!0===i.morphTargets&&r.bindAttribLocation(y,0,"position"),r.linkProgram(y);var E=r.getProgramInfoLog(y),M=r.getShaderInfoLog(b),T=r.getShaderInfoLog(w),S=!0,A=!0;!1===r.getProgramParameter(y,r.LINK_STATUS)?(S=!1,console.error("THREE.WebGLProgram: shader error: ",r.getError(),"gl.VALIDATE_STATUS",r.getProgramParameter(y,r.VALIDATE_STATUS),"gl.getProgramInfoLog",E,M,T)):""!==E?console.warn("THREE.WebGLProgram: gl.getProgramInfoLog()",E):""!==M&&""!==T||(A=!1),A&&(this.diagnostics={runnable:S,material:n,programLog:E,vertexShader:{log:M,prefix:p},fragmentShader:{log:T,prefix:f}}),r.deleteShader(b),r.deleteShader(w);var R;this.getUniforms=function(){return void 0===R&&(R=new Y(r,y,t)),R};var L;return this.getAttributes=function(){return void 0===L&&(L=ne(r,y)),L},this.destroy=function(){r.deleteProgram(y),this.program=void 0},Object.defineProperties(this,{uniforms:{get:function(){return console.warn("THREE.WebGLProgram: .uniforms is now .getUniforms()."),this.getUniforms()}},attributes:{get:function(){return console.warn("THREE.WebGLProgram: .attributes is now .getAttributes()."),this.getAttributes()}}}),this.id=Gs++,this.code=e,this.usedTimes=1,this.program=y,this.vertexShader=b,this.fragmentShader=w,this}function ce(t,e){function n(t){var n=t.skeleton,i=n.bones;if(e.floatVertexTextures)return 1024;var r=e.maxVertexUniforms,o=Math.floor((r-20)/4),a=Math.min(o,i.length);return a<i.length?(console.warn("THREE.WebGLRenderer: Skeleton has "+i.length+" bones. This GPU supports "+a+"."),0):a}function i(t,e){var n;return t?t.isTexture?n=t.encoding:t.isWebGLRenderTarget&&(console.warn("THREE.WebGLPrograms.getTextureEncodingFromMap: don't use render targets as textures. Use their .texture property instead."),n=t.texture.encoding):n=ps,n===ps&&e&&(n=ms),n}var r=[],o={MeshDepthMaterial:"depth",MeshNormalMaterial:"normal",MeshBasicMaterial:"basic",MeshLambertMaterial:"lambert",MeshPhongMaterial:"phong",MeshToonMaterial:"phong",MeshStandardMaterial:"physical",MeshPhysicalMaterial:"physical",LineBasicMaterial:"basic",LineDashedMaterial:"dashed",PointsMaterial:"points"},a=["precision","supportsVertexTextures","map","mapEncoding","envMap","envMapMode","envMapEncoding","lightMap","aoMap","emissiveMap","emissiveMapEncoding","bumpMap","normalMap","displacementMap","specularMap","roughnessMap","metalnessMap","gradientMap","alphaMap","combine","vertexColors","fog","useFog","fogExp","flatShading","sizeAttenuation","logarithmicDepthBuffer","skinning","maxBones","useVertexTexture","morphTargets","morphNormals","maxMorphTargets","maxMorphNormals","premultipliedAlpha","numDirLights","numPointLights","numSpotLights","numHemiLights","numRectAreaLights","shadowMapEnabled","shadowMapType","toneMapping","physicallyCorrectLights","alphaTest","doubleSided","flipSided","numClippingPlanes","numClipIntersection","depthPacking","dithering"];this.getParameters=function(r,a,s,c,u,l){var h=o[r.type],d=l.isSkinnedMesh?n(l):0,p=t.getPrecision();null!==r.precision&&(p=e.getMaxPrecision(r.precision))!==r.precision&&console.warn("THREE.WebGLProgram.getParameters:",r.precision,"not supported, using",p,"instead.");var f=t.getRenderTarget();return{shaderID:h,precision:p,supportsVertexTextures:e.vertexTextures,outputEncoding:i(f?f.texture:null,t.gammaOutput),map:!!r.map,mapEncoding:i(r.map,t.gammaInput),envMap:!!r.envMap,envMapMode:r.envMap&&r.envMap.mapping,envMapEncoding:i(r.envMap,t.gammaInput),envMapCubeUV:!!r.envMap&&(r.envMap.mapping===ma||r.envMap.mapping===ga),lightMap:!!r.lightMap,aoMap:!!r.aoMap,emissiveMap:!!r.emissiveMap,emissiveMapEncoding:i(r.emissiveMap,t.gammaInput),bumpMap:!!r.bumpMap,normalMap:!!r.normalMap,displacementMap:!!r.displacementMap,roughnessMap:!!r.roughnessMap,metalnessMap:!!r.metalnessMap,specularMap:!!r.specularMap,alphaMap:!!r.alphaMap,gradientMap:!!r.gradientMap,combine:r.combine,vertexColors:r.vertexColors,fog:!!s,useFog:r.fog,fogExp:s&&s.isFogExp2,flatShading:r.shading===xo,sizeAttenuation:r.sizeAttenuation,logarithmicDepthBuffer:e.logarithmicDepthBuffer,skinning:r.skinning&&d>0,maxBones:d,useVertexTexture:e.floatVertexTextures,morphTargets:r.morphTargets,morphNormals:r.morphNormals,maxMorphTargets:t.maxMorphTargets,maxMorphNormals:t.maxMorphNormals,numDirLights:a.directional.length,numPointLights:a.point.length,numSpotLights:a.spot.length,numRectAreaLights:a.rectArea.length,numHemiLights:a.hemi.length,numClippingPlanes:c,numClipIntersection:u,dithering:r.dithering,shadowMapEnabled:t.shadowMap.enabled&&l.receiveShadow&&a.shadows.length>0,shadowMapType:t.shadowMap.type,toneMapping:t.toneMapping,physicallyCorrectLights:t.physicallyCorrectLights,premultipliedAlpha:r.premultipliedAlpha,alphaTest:r.alphaTest,doubleSided:r.side===_o,flipSided:r.side===yo,depthPacking:void 0!==r.depthPacking&&r.depthPacking}},this.getProgramCode=function(t,e){var n=[];if(e.shaderID?n.push(e.shaderID):(n.push(t.fragmentShader),n.push(t.vertexShader)),void 0!==t.defines)for(var i in t.defines)n.push(i),n.push(t.defines[i]);for(var r=0;r<a.length;r++)n.push(e[a[r]]);return n.join()},this.acquireProgram=function(e,n,i){for(var o,a=0,s=r.length;a<s;a++){var c=r[a];if(c.code===i){o=c,++o.usedTimes;break}}return void 0===o&&(o=new se(t,i,e,n),r.push(o)),o},this.releaseProgram=function(t){if(0==--t.usedTimes){var e=r.indexOf(t);r[e]=r[r.length-1],r.pop(),t.destroy()}},this.programs=r}function ue(t,e,n,i,r,o,a){function s(t,e){if(t.width>e||t.height>e){var n=e/Math.max(t.width,t.height),i=document.createElementNS("http://www.w3.org/1999/xhtml","canvas");i.width=Math.floor(t.width*n),i.height=Math.floor(t.height*n);return i.getContext("2d").drawImage(t,0,0,t.width,t.height,0,0,i.width,i.height),console.warn("THREE.WebGLRenderer: image is too big ("+t.width+"x"+t.height+"). Resized to "+i.width+"x"+i.height,t),i}return t}function c(t){return Es.isPowerOfTwo(t.width)&&Es.isPowerOfTwo(t.height)}function u(t){if(t instanceof HTMLImageElement||t instanceof HTMLCanvasElement){var e=document.createElementNS("http://www.w3.org/1999/xhtml","canvas");e.width=Es.nearestPowerOfTwo(t.width),e.height=Es.nearestPowerOfTwo(t.height);return e.getContext("2d").drawImage(t,0,0,e.width,e.height),console.warn("THREE.WebGLRenderer: image is not power of two ("+t.width+"x"+t.height+"). Resized to "+e.width+"x"+e.height,t),e}return t}function l(t){return t.wrapS!==ya||t.wrapT!==ya||t.minFilter!==xa&&t.minFilter!==Ea}function h(e){return e===xa||e===ba||e===wa?t.NEAREST:t.LINEAR}function d(t){var e=t.target;e.removeEventListener("dispose",d),f(e),a.textures--}function p(t){var e=t.target;e.removeEventListener("dispose",p),m(e),a.textures--}function f(e){var n=i.get(e);if(e.image&&n.__image__webglTextureCube)t.deleteTexture(n.__image__webglTextureCube);else{if(void 0===n.__webglInit)return;t.deleteTexture(n.__webglTexture)}i.remove(e)}function m(e){var n=i.get(e),r=i.get(e.texture);if(e){if(void 0!==r.__webglTexture&&t.deleteTexture(r.__webglTexture),e.depthTexture&&e.depthTexture.dispose(),e.isWebGLRenderTargetCube)for(var o=0;o<6;o++)t.deleteFramebuffer(n.__webglFramebuffer[o]),n.__webglDepthbuffer&&t.deleteRenderbuffer(n.__webglDepthbuffer[o]);else t.deleteFramebuffer(n.__webglFramebuffer),n.__webglDepthbuffer&&t.deleteRenderbuffer(n.__webglDepthbuffer);i.remove(e.texture),i.remove(e)}}function g(e,r){var o=i.get(e);if(e.version>0&&o.__version!==e.version){var a=e.image;if(void 0===a)console.warn("THREE.WebGLRenderer: Texture marked for update but image is undefined",e);else{if(!1!==a.complete)return void x(o,e,r);console.warn("THREE.WebGLRenderer: Texture marked for update but image is incomplete",e)}}n.activeTexture(t.TEXTURE0+r),n.bindTexture(t.TEXTURE_2D,o.__webglTexture)}function v(e,u){var l=i.get(e);if(6===e.image.length)if(e.version>0&&l.__version!==e.version){l.__image__webglTextureCube||(e.addEventListener("dispose",d),l.__image__webglTextureCube=t.createTexture(),a.textures++),n.activeTexture(t.TEXTURE0+u),n.bindTexture(t.TEXTURE_CUBE_MAP,l.__image__webglTextureCube),t.pixelStorei(t.UNPACK_FLIP_Y_WEBGL,e.flipY);for(var h=e&&e.isCompressedTexture,p=e.image[0]&&e.image[0].isDataTexture,f=[],m=0;m<6;m++)f[m]=h||p?p?e.image[m].image:e.image[m]:s(e.image[m],r.maxCubemapSize);var g=f[0],v=c(g),y=o(e.format),x=o(e.type);_(t.TEXTURE_CUBE_MAP,e,v);for(var m=0;m<6;m++)if(h)for(var b,w=f[m].mipmaps,E=0,M=w.length;E<M;E++)b=w[E],e.format!==Ga&&e.format!==za?n.getCompressedTextureFormats().indexOf(y)>-1?n.compressedTexImage2D(t.TEXTURE_CUBE_MAP_POSITIVE_X+m,E,y,b.width,b.height,0,b.data):console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .setTextureCube()"):n.texImage2D(t.TEXTURE_CUBE_MAP_POSITIVE_X+m,E,y,b.width,b.height,0,y,x,b.data);else p?n.texImage2D(t.TEXTURE_CUBE_MAP_POSITIVE_X+m,0,y,f[m].width,f[m].height,0,y,x,f[m].data):n.texImage2D(t.TEXTURE_CUBE_MAP_POSITIVE_X+m,0,y,y,x,f[m]);e.generateMipmaps&&v&&t.generateMipmap(t.TEXTURE_CUBE_MAP),l.__version=e.version,e.onUpdate&&e.onUpdate(e)}else n.activeTexture(t.TEXTURE0+u),n.bindTexture(t.TEXTURE_CUBE_MAP,l.__image__webglTextureCube)}function y(e,r){n.activeTexture(t.TEXTURE0+r),n.bindTexture(t.TEXTURE_CUBE_MAP,i.get(e).__webglTexture)}function _(n,a,s){var c;if(s?(t.texParameteri(n,t.TEXTURE_WRAP_S,o(a.wrapS)),t.texParameteri(n,t.TEXTURE_WRAP_T,o(a.wrapT)),t.texParameteri(n,t.TEXTURE_MAG_FILTER,o(a.magFilter)),t.texParameteri(n,t.TEXTURE_MIN_FILTER,o(a.minFilter))):(t.texParameteri(n,t.TEXTURE_WRAP_S,t.CLAMP_TO_EDGE),t.texParameteri(n,t.TEXTURE_WRAP_T,t.CLAMP_TO_EDGE),a.wrapS===ya&&a.wrapT===ya||console.warn("THREE.WebGLRenderer: Texture is not power of two. Texture.wrapS and Texture.wrapT should be set to THREE.ClampToEdgeWrapping.",a),t.texParameteri(n,t.TEXTURE_MAG_FILTER,h(a.magFilter)),t.texParameteri(n,t.TEXTURE_MIN_FILTER,h(a.minFilter)),a.minFilter!==xa&&a.minFilter!==Ea&&console.warn("THREE.WebGLRenderer: Texture is not power of two. Texture.minFilter should be set to THREE.NearestFilter or THREE.LinearFilter.",a)),c=e.get("EXT_texture_filter_anisotropic")){if(a.type===Oa&&null===e.get("OES_texture_float_linear"))return;if(a.type===Ia&&null===e.get("OES_texture_half_float_linear"))return;(a.anisotropy>1||i.get(a).__currentAnisotropy)&&(t.texParameterf(n,c.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(a.anisotropy,r.getMaxAnisotropy())),i.get(a).__currentAnisotropy=a.anisotropy)}}function x(e,i,h){void 0===e.__webglInit&&(e.__webglInit=!0,i.addEventListener("dispose",d),e.__webglTexture=t.createTexture(),a.textures++),n.activeTexture(t.TEXTURE0+h),n.bindTexture(t.TEXTURE_2D,e.__webglTexture),t.pixelStorei(t.UNPACK_FLIP_Y_WEBGL,i.flipY),t.pixelStorei(t.UNPACK_PREMULTIPLY_ALPHA_WEBGL,i.premultiplyAlpha),t.pixelStorei(t.UNPACK_ALIGNMENT,i.unpackAlignment);var p=s(i.image,r.maxTextureSize);l(i)&&!1===c(p)&&(p=u(p));var f=c(p),m=o(i.format),g=o(i.type);_(t.TEXTURE_2D,i,f);var v,y=i.mipmaps;if(i.isDepthTexture){var x=t.DEPTH_COMPONENT;if(i.type===Oa){if(!A)throw new Error("Float Depth Texture only supported in WebGL2.0");x=t.DEPTH_COMPONENT32F}else A&&(x=t.DEPTH_COMPONENT16);i.format===ja&&x===t.DEPTH_COMPONENT&&i.type!==La&&i.type!==Pa&&(console.warn("THREE.WebGLRenderer: Use UnsignedShortType or UnsignedIntType for DepthFormat DepthTexture."),i.type=La,g=o(i.type)),i.format===Wa&&(x=t.DEPTH_STENCIL,i.type!==Fa&&(console.warn("THREE.WebGLRenderer: Use UnsignedInt248Type for DepthStencilFormat DepthTexture."),i.type=Fa,g=o(i.type))),n.texImage2D(t.TEXTURE_2D,0,x,p.width,p.height,0,m,g,null)}else if(i.isDataTexture)if(y.length>0&&f){for(var b=0,w=y.length;b<w;b++)v=y[b],n.texImage2D(t.TEXTURE_2D,b,m,v.width,v.height,0,m,g,v.data);i.generateMipmaps=!1}else n.texImage2D(t.TEXTURE_2D,0,m,p.width,p.height,0,m,g,p.data);else if(i.isCompressedTexture)for(var b=0,w=y.length;b<w;b++)v=y[b],i.format!==Ga&&i.format!==za?n.getCompressedTextureFormats().indexOf(m)>-1?n.compressedTexImage2D(t.TEXTURE_2D,b,m,v.width,v.height,0,v.data):console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .uploadTexture()"):n.texImage2D(t.TEXTURE_2D,b,m,v.width,v.height,0,m,g,v.data);else if(y.length>0&&f){for(var b=0,w=y.length;b<w;b++)v=y[b],n.texImage2D(t.TEXTURE_2D,b,m,m,g,v);i.generateMipmaps=!1}else n.texImage2D(t.TEXTURE_2D,0,m,m,g,p);i.generateMipmaps&&f&&t.generateMipmap(t.TEXTURE_2D),e.__version=i.version,i.onUpdate&&i.onUpdate(i)}function b(e,r,a,s){var c=o(r.texture.format),u=o(r.texture.type);n.texImage2D(s,0,c,r.width,r.height,0,c,u,null),t.bindFramebuffer(t.FRAMEBUFFER,e),t.framebufferTexture2D(t.FRAMEBUFFER,a,s,i.get(r.texture).__webglTexture,0),t.bindFramebuffer(t.FRAMEBUFFER,null)}function w(e,n){t.bindRenderbuffer(t.RENDERBUFFER,e),n.depthBuffer&&!n.stencilBuffer?(t.renderbufferStorage(t.RENDERBUFFER,t.DEPTH_COMPONENT16,n.width,n.height),t.framebufferRenderbuffer(t.FRAMEBUFFER,t.DEPTH_ATTACHMENT,t.RENDERBUFFER,e)):n.depthBuffer&&n.stencilBuffer?(t.renderbufferStorage(t.RENDERBUFFER,t.DEPTH_STENCIL,n.width,n.height),t.framebufferRenderbuffer(t.FRAMEBUFFER,t.DEPTH_STENCIL_ATTACHMENT,t.RENDERBUFFER,e)):t.renderbufferStorage(t.RENDERBUFFER,t.RGBA4,n.width,n.height),t.bindRenderbuffer(t.RENDERBUFFER,null)}function E(e,n){if(n&&n.isWebGLRenderTargetCube)throw new Error("Depth Texture with cube render targets is not supported!");if(t.bindFramebuffer(t.FRAMEBUFFER,e),!n.depthTexture||!n.depthTexture.isDepthTexture)throw new Error("renderTarget.depthTexture must be an instance of 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0===i?a.material:i,l=a.group;if(s.onBeforeRender(tt,e,n,c,u,l),n.isArrayCamera&&n.enabled)for(var h=n.cameras,d=0,p=h.length;d<p;d++){var f=h[d],m=f.bounds;tt.setViewport(m.x*gt*yt,m.y*vt*yt,m.z*gt*yt,m.w*vt*yt),tt.setScissor(m.x*gt*yt,m.y*vt*yt,m.z*gt*yt,m.w*vt*yt),tt.setScissorTest(!0),v(s,e,f,c,u,l)}else v(s,e,n,c,u,l);s.onAfterRender(tt,e,n,c,u,l)}}function v(t,e,n,i,r,o){if(t.modelViewMatrix.multiplyMatrices(n.matrixWorldInverse,t.matrixWorld),t.normalMatrix.getNormalMatrix(t.modelViewMatrix),t.isImmediateRenderObject){Jt.setMaterial(r);var a=_(n,e.fog,r,t);st="",u(t,a,r)}else tt.renderBufferDirect(n,e.fog,i,r,t,o)}function y(t,e,n){var i=Kt.get(t),r=ne.getParameters(t,It,e,Et.numPlanes,Et.numIntersection,n),a=ne.getProgramCode(t,r),s=i.program,u=!0;if(void 0===s)t.addEventListener("dispose",o);else if(s.code!==a)c(t);else{if(void 0!==r.shaderID)return;u=!1}if(u){if(r.shaderID){var l=Ds[r.shaderID];i.__webglShader={name:t.type,uniforms:Ns.clone(l.uniforms),vertexShader:l.vertexShader,fragmentShader:l.fragmentShader}}else i.__webglShader={name:t.type,uniforms:t.uniforms,vertexShader:t.vertexShader,fragmentShader:t.fragmentShader};t.__webglShader=i.__webglShader,s=ne.acquireProgram(t,r,a),i.program=s,t.program=s}var h=s.getAttributes();if(t.morphTargets){t.numSupportedMorphTargets=0;for(var d=0;d<tt.maxMorphTargets;d++)h["morphTarget"+d]>=0&&t.numSupportedMorphTargets++}if(t.morphNormals){t.numSupportedMorphNormals=0;for(var d=0;d<tt.maxMorphNormals;d++)h["morphNormal"+d]>=0&&t.numSupportedMorphNormals++}var p=i.__webglShader.uniforms;(t.isShaderMaterial||t.isRawShaderMaterial)&&!0!==t.clipping||(i.numClippingPlanes=Et.numPlanes,i.numIntersection=Et.numIntersection,p.clippingPlanes=Et.uniform),i.fog=e,i.lightsHash=It.hash,t.lights&&(p.ambientLightColor.value=It.ambient,p.directionalLights.value=It.directional,p.spotLights.value=It.spot,p.rectAreaLights.value=It.rectArea,p.pointLights.value=It.point,p.hemisphereLights.value=It.hemi,p.directionalShadowMap.value=It.directionalShadowMap,p.directionalShadowMatrix.value=It.directionalShadowMatrix,p.spotShadowMap.value=It.spotShadowMap,p.spotShadowMatrix.value=It.spotShadowMatrix,p.pointShadowMap.value=It.pointShadowMap,p.pointShadowMatrix.value=It.pointShadowMatrix);var f=i.program.getUniforms(),m=Y.seqWithValue(f.seq,p);i.uniformsList=m}function _(t,e,n,i){dt=0;var r=Kt.get(n);if(Mt&&(Tt||t!==ct)){var o=t===ct&&n.id===rt;Et.setState(n.clippingPlanes,n.clipIntersection,n.clipShadows,t,r,o)}!1===n.needsUpdate&&(void 0===r.program?n.needsUpdate=!0:n.fog&&r.fog!==e?n.needsUpdate=!0:n.lights&&r.lightsHash!==It.hash?n.needsUpdate=!0:void 0===r.numClippingPlanes||r.numClippingPlanes===Et.numPlanes&&r.numIntersection===Et.numIntersection||(n.needsUpdate=!0)),n.needsUpdate&&(y(n,e,i),n.needsUpdate=!1);var a=!1,s=!1,c=!1,u=r.program,l=u.getUniforms(),h=r.__webglShader.uniforms;if(u.id!==et&&(Gt.useProgram(u.program),et=u.id,a=!0,s=!0,c=!0),n.id!==rt&&(rt=n.id,s=!0),a||t!==ct){if(l.setValue(Gt,"projectionMatrix",t.projectionMatrix),Zt.logarithmicDepthBuffer&&l.setValue(Gt,"logDepthBufFC",2/(Math.log(t.far+1)/Math.LN2)),t!==ct&&(ct=t,s=!0,c=!0),n.isShaderMaterial||n.isMeshPhongMaterial||n.isMeshStandardMaterial||n.envMap){var p=l.map.cameraPosition;void 0!==p&&p.setValue(Gt,At.setFromMatrixPosition(t.matrixWorld))}(n.isMeshPhongMaterial||n.isMeshLambertMaterial||n.isMeshBasicMaterial||n.isMeshStandardMaterial||n.isShaderMaterial||n.skinning)&&l.setValue(Gt,"viewMatrix",t.matrixWorldInverse),l.setValue(Gt,"toneMappingExposure",tt.toneMappingExposure),l.setValue(Gt,"toneMappingWhitePoint",tt.toneMappingWhitePoint)}if(n.skinning){l.setOptional(Gt,i,"bindMatrix"),l.setOptional(Gt,i,"bindMatrixInverse");var f=i.skeleton;if(f){var m=f.bones;if(Zt.floatVertexTextures){if(void 0===f.boneTexture){var g=Math.sqrt(4*m.length);g=Es.nextPowerOfTwo(Math.ceil(g)),g=Math.max(g,4);var v=new Float32Array(g*g*4);v.set(f.boneMatrices);var _=new d(v,g,g,Ga,Oa);f.boneMatrices=v,f.boneTexture=_,f.boneTextureSize=g}l.setValue(Gt,"boneTexture",f.boneTexture),l.setValue(Gt,"boneTextureSize",f.boneTextureSize)}else l.setOptional(Gt,f,"boneMatrices")}}return s&&(n.lights&&P(h,c),e&&n.fog&&M(h,e),(n.isMeshBasicMaterial||n.isMeshLambertMaterial||n.isMeshPhongMaterial||n.isMeshStandardMaterial||n.isMeshNormalMaterial||n.isMeshDepthMaterial)&&x(h,n),n.isLineBasicMaterial?b(h,n):n.isLineDashedMaterial?(b(h,n),w(h,n)):n.isPointsMaterial?E(h,n):n.isMeshLambertMaterial?T(h,n):n.isMeshToonMaterial?A(h,n):n.isMeshPhongMaterial?S(h,n):n.isMeshPhysicalMaterial?L(h,n):n.isMeshStandardMaterial?R(h,n):n.isMeshDepthMaterial?n.displacementMap&&(h.displacementMap.value=n.displacementMap,h.displacementScale.value=n.displacementScale,h.displacementBias.value=n.displacementBias):n.isMeshNormalMaterial&&C(h,n),void 0!==h.ltcMat&&(h.ltcMat.value=Is.LTC_MAT_TEXTURE),void 0!==h.ltcMag&&(h.ltcMag.value=Is.LTC_MAG_TEXTURE),Y.upload(Gt,r.uniformsList,h,tt)),l.setValue(Gt,"modelViewMatrix",i.modelViewMatrix),l.setValue(Gt,"normalMatrix",i.normalMatrix),l.setValue(Gt,"modelMatrix",i.matrixWorld),u}function x(t,e){t.opacity.value=e.opacity,t.diffuse.value=e.color,e.emissive&&t.emissive.value.copy(e.emissive).multiplyScalar(e.emissiveIntensity),t.map.value=e.map,t.specularMap.value=e.specularMap,t.alphaMap.value=e.alphaMap,e.lightMap&&(t.lightMap.value=e.lightMap,t.lightMapIntensity.value=e.lightMapIntensity),e.aoMap&&(t.aoMap.value=e.aoMap,t.aoMapIntensity.value=e.aoMapIntensity);var n;if(e.map?n=e.map:e.specularMap?n=e.specularMap:e.displacementMap?n=e.displacementMap:e.normalMap?n=e.normalMap:e.bumpMap?n=e.bumpMap:e.roughnessMap?n=e.roughnessMap:e.metalnessMap?n=e.metalnessMap:e.alphaMap?n=e.alphaMap:e.emissiveMap&&(n=e.emissiveMap),void 0!==n){n.isWebGLRenderTarget&&(n=n.texture);var i=n.offset,r=n.repeat;t.offsetRepeat.value.set(i.x,i.y,r.x,r.y)}t.envMap.value=e.envMap,t.flipEnvMap.value=e.envMap&&e.envMap.isCubeTexture?-1:1,t.reflectivity.value=e.reflectivity,t.refractionRatio.value=e.refractionRatio}function b(t,e){t.diffuse.value=e.color,t.opacity.value=e.opacity}function w(t,e){t.dashSize.value=e.dashSize,t.totalSize.value=e.dashSize+e.gapSize,t.scale.value=e.scale}function E(t,e){if(t.diffuse.value=e.color,t.opacity.value=e.opacity,t.size.value=e.size*yt,t.scale.value=.5*vt,t.map.value=e.map,null!==e.map){var n=e.map.offset,i=e.map.repeat;t.offsetRepeat.value.set(n.x,n.y,i.x,i.y)}}function M(t,e){t.fogColor.value=e.color,e.isFog?(t.fogNear.value=e.near,t.fogFar.value=e.far):e.isFogExp2&&(t.fogDensity.value=e.density)}function T(t,e){e.emissiveMap&&(t.emissiveMap.value=e.emissiveMap)}function S(t,e){t.specular.value=e.specular,t.shininess.value=Math.max(e.shininess,1e-4),e.emissiveMap&&(t.emissiveMap.value=e.emissiveMap),e.bumpMap&&(t.bumpMap.value=e.bumpMap,t.bumpScale.value=e.bumpScale),e.normalMap&&(t.normalMap.value=e.normalMap,t.normalScale.value.copy(e.normalScale)),e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias)}function A(t,e){S(t,e),e.gradientMap&&(t.gradientMap.value=e.gradientMap)}function R(t,e){t.roughness.value=e.roughness,t.metalness.value=e.metalness,e.roughnessMap&&(t.roughnessMap.value=e.roughnessMap),e.metalnessMap&&(t.metalnessMap.value=e.metalnessMap),e.emissiveMap&&(t.emissiveMap.value=e.emissiveMap),e.bumpMap&&(t.bumpMap.value=e.bumpMap,t.bumpScale.value=e.bumpScale),e.normalMap&&(t.normalMap.value=e.normalMap,t.normalScale.value.copy(e.normalScale)),e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias),e.envMap&&(t.envMapIntensity.value=e.envMapIntensity)}function L(t,e){t.clearCoat.value=e.clearCoat,t.clearCoatRoughness.value=e.clearCoatRoughness,R(t,e)}function C(t,e){e.bumpMap&&(t.bumpMap.value=e.bumpMap,t.bumpScale.value=e.bumpScale),e.normalMap&&(t.normalMap.value=e.normalMap,t.normalScale.value.copy(e.normalScale)),e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias)}function P(t,e){t.ambientLightColor.needsUpdate=e,t.directionalLights.needsUpdate=e,t.pointLights.needsUpdate=e,t.spotLights.needsUpdate=e,t.rectAreaLights.needsUpdate=e,t.hemisphereLights.needsUpdate=e}function O(t){for(var e=0,n=0,i=t.length;n<i;n++){var r=t[n];r.castShadow&&(It.shadows[e]=r,e++)}It.shadows.length=e}function I(t,e){var n,i,r,o,a,s,c,u,l=0,h=0,d=0,p=e.matrixWorldInverse,f=0,m=0,g=0,v=0,y=0;for(n=0,i=t.length;n<i;n++)if(r=t[n],a=r.color,s=r.intensity,c=r.distance,u=r.shadow&&r.shadow.map?r.shadow.map.texture:null,r.isAmbientLight)l+=a.r*s,h+=a.g*s,d+=a.b*s;else if(r.isDirectionalLight){var _=ie.get(r);_.color.copy(r.color).multiplyScalar(r.intensity),_.direction.setFromMatrixPosition(r.matrixWorld),At.setFromMatrixPosition(r.target.matrixWorld),_.direction.sub(At),_.direction.transformDirection(p),_.shadow=r.castShadow,r.castShadow&&(o=r.shadow,_.shadowBias=o.bias,_.shadowRadius=o.radius,_.shadowMapSize=o.mapSize),It.directionalShadowMap[f]=u,It.directionalShadowMatrix[f]=r.shadow.matrix,It.directional[f]=_,f++}else if(r.isSpotLight){var _=ie.get(r);_.position.setFromMatrixPosition(r.matrixWorld),_.position.applyMatrix4(p),_.color.copy(a).multiplyScalar(s),_.distance=c,_.direction.setFromMatrixPosition(r.matrixWorld),At.setFromMatrixPosition(r.target.matrixWorld),_.direction.sub(At),_.direction.transformDirection(p),_.coneCos=Math.cos(r.angle),_.penumbraCos=Math.cos(r.angle*(1-r.penumbra)),_.decay=0===r.distance?0:r.decay,_.shadow=r.castShadow,r.castShadow&&(o=r.shadow,_.shadowBias=o.bias,_.shadowRadius=o.radius,_.shadowMapSize=o.mapSize),It.spotShadowMap[g]=u,It.spotShadowMatrix[g]=r.shadow.matrix,It.spot[g]=_,g++}else if(r.isRectAreaLight){var _=ie.get(r);_.color.copy(a).multiplyScalar(s/(r.width*r.height)),_.position.setFromMatrixPosition(r.matrixWorld),_.position.applyMatrix4(p),Pt.identity(),Rt.copy(r.matrixWorld),Rt.premultiply(p),Pt.extractRotation(Rt),_.halfWidth.set(.5*r.width,0,0),_.halfHeight.set(0,.5*r.height,0),_.halfWidth.applyMatrix4(Pt),_.halfHeight.applyMatrix4(Pt),It.rectArea[v]=_,v++}else if(r.isPointLight){var _=ie.get(r);_.position.setFromMatrixPosition(r.matrixWorld),_.position.applyMatrix4(p),_.color.copy(r.color).multiplyScalar(r.intensity),_.distance=r.distance,_.decay=0===r.distance?0:r.decay,_.shadow=r.castShadow,r.castShadow&&(o=r.shadow,_.shadowBias=o.bias,_.shadowRadius=o.radius,_.shadowMapSize=o.mapSize),It.pointShadowMap[m]=u,It.pointShadowMatrix[m]=r.shadow.matrix,It.point[m]=_,m++}else if(r.isHemisphereLight){var _=ie.get(r);_.direction.setFromMatrixPosition(r.matrixWorld),_.direction.transformDirection(p),_.direction.normalize(),_.skyColor.copy(r.color).multiplyScalar(s),_.groundColor.copy(r.groundColor).multiplyScalar(s),It.hemi[y]=_,y++}It.ambient[0]=l,It.ambient[1]=h,It.ambient[2]=d,It.directional.length=f,It.spot.length=g,It.rectArea.length=v,It.point.length=m,It.hemi.length=y,It.hash=f+","+m+","+g+","+v+","+y+","+It.shadows.length}function N(){var t=dt;return t>=Zt.maxTextures&&console.warn("WebGLRenderer: trying to use "+t+" texture units while this GPU supports only "+Zt.maxTextures),dt+=1,t}function U(t){var e;if(t===va)return Gt.REPEAT;if(t===ya)return Gt.CLAMP_TO_EDGE;if(t===_a)return Gt.MIRRORED_REPEAT;if(t===xa)return Gt.NEAREST;if(t===ba)return Gt.NEAREST_MIPMAP_NEAREST;if(t===wa)return Gt.NEAREST_MIPMAP_LINEAR;if(t===Ea)return Gt.LINEAR;if(t===Ma)return Gt.LINEAR_MIPMAP_NEAREST;if(t===Ta)return Gt.LINEAR_MIPMAP_LINEAR;if(t===Sa)return Gt.UNSIGNED_BYTE;if(t===Na)return Gt.UNSIGNED_SHORT_4_4_4_4;if(t===Ua)return Gt.UNSIGNED_SHORT_5_5_5_1;if(t===Da)return Gt.UNSIGNED_SHORT_5_6_5;if(t===Aa)return Gt.BYTE;if(t===Ra)return Gt.SHORT;if(t===La)return Gt.UNSIGNED_SHORT;if(t===Ca)return Gt.INT;if(t===Pa)return Gt.UNSIGNED_INT;if(t===Oa)return Gt.FLOAT;if(t===Ia&&null!==(e=qt.get("OES_texture_half_float")))return e.HALF_FLOAT_OES;if(t===Ba)return Gt.ALPHA;if(t===za)return Gt.RGB;if(t===Ga)return Gt.RGBA;if(t===ka)return Gt.LUMINANCE;if(t===Ha)return Gt.LUMINANCE_ALPHA;if(t===ja)return Gt.DEPTH_COMPONENT;if(t===Wa)return Gt.DEPTH_STENCIL;if(t===Po)return Gt.FUNC_ADD;if(t===Oo)return Gt.FUNC_SUBTRACT;if(t===Io)return Gt.FUNC_REVERSE_SUBTRACT;if(t===Do)return Gt.ZERO;if(t===Fo)return Gt.ONE;if(t===Bo)return Gt.SRC_COLOR;if(t===zo)return Gt.ONE_MINUS_SRC_COLOR;if(t===Go)return Gt.SRC_ALPHA;if(t===ko)return Gt.ONE_MINUS_SRC_ALPHA;if(t===Ho)return Gt.DST_ALPHA;if(t===Vo)return Gt.ONE_MINUS_DST_ALPHA;if(t===jo)return Gt.DST_COLOR;if(t===Wo)return Gt.ONE_MINUS_DST_COLOR;if(t===Xo)return Gt.SRC_ALPHA_SATURATE;if((t===Xa||t===Ya||t===qa||t===Za)&&null!==(e=qt.get("WEBGL_compressed_texture_s3tc"))){if(t===Xa)return e.COMPRESSED_RGB_S3TC_DXT1_EXT;if(t===Ya)return e.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(t===qa)return e.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(t===Za)return e.COMPRESSED_RGBA_S3TC_DXT5_EXT}if((t===Ja||t===Ka||t===Qa||t===$a)&&null!==(e=qt.get("WEBGL_compressed_texture_pvrtc"))){if(t===Ja)return e.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(t===Ka)return e.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(t===Qa)return e.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(t===$a)return e.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}if(t===ts&&null!==(e=qt.get("WEBGL_compressed_texture_etc1")))return e.COMPRESSED_RGB_ETC1_WEBGL;if((t===No||t===Uo)&&null!==(e=qt.get("EXT_blend_minmax"))){if(t===No)return e.MIN_EXT;if(t===Uo)return e.MAX_EXT}return t===Fa&&null!==(e=qt.get("WEBGL_depth_texture"))?e.UNSIGNED_INT_24_8_WEBGL:0}console.log("THREE.WebGLRenderer",oo),t=t||{};var D=void 0!==t.canvas?t.canvas:document.createElementNS("http://www.w3.org/1999/xhtml","canvas"),F=void 0!==t.context?t.context:null,B=void 0!==t.alpha&&t.alpha,z=void 0===t.depth||t.depth,G=void 0===t.stencil||t.stencil,k=void 0!==t.antialias&&t.antialias,H=void 0===t.premultipliedAlpha||t.premultipliedAlpha,V=void 0!==t.preserveDrawingBuffer&&t.preserveDrawingBuffer,j=[],W=null,X=new Float32Array(8),Z=[],Q=[];this.domElement=D,this.context=null,this.autoClear=!0,this.autoClearColor=!0,this.autoClearDepth=!0,this.autoClearStencil=!0,this.sortObjects=!0,this.clippingPlanes=[],this.localClippingEnabled=!1,this.gammaFactor=2,this.gammaInput=!1,this.gammaOutput=!1,this.physicallyCorrectLights=!1,this.toneMapping=oa,this.toneMappingExposure=1,this.toneMappingWhitePoint=1,this.maxMorphTargets=8,this.maxMorphNormals=4;var tt=this,et=null,nt=null,it=null,rt=-1,st="",ct=null,ut=new a,lt=null,ht=new a,dt=0,pt=new q(0),mt=0,gt=D.width,vt=D.height,yt=1,_t=new a(0,0,gt,vt),xt=!1,bt=new a(0,0,gt,vt),wt=new ot,Et=new fe,Mt=!1,Tt=!1,St=new h,At=new l,Rt=new h,Pt=new h,It={hash:"",ambient:[0,0,0],directional:[],directionalShadowMap:[],directionalShadowMatrix:[],spot:[],spotShadowMap:[],spotShadowMatrix:[],rectArea:[],point:[],pointShadowMap:[],pointShadowMatrix:[],hemi:[],shadows:[]},Ut={geometries:0,textures:0},zt={frame:0,calls:0,vertices:0,faces:0,points:0};this.info={render:zt,memory:Ut,programs:null};var Gt;try{var kt={alpha:B,depth:z,stencil:G,antialias:k,premultipliedAlpha:H,preserveDrawingBuffer:V};if(null===(Gt=F||D.getContext("webgl",kt)||D.getContext("experimental-webgl",kt)))throw null!==D.getContext("webgl")?"Error creating WebGL context with your selected attributes.":"Error creating WebGL context.";void 0===Gt.getShaderPrecisionFormat&&(Gt.getShaderPrecisionFormat=function(){return{rangeMin:1,rangeMax:1,precision:1}}),D.addEventListener("webglcontextlost",r,!1)}catch(t){console.error("THREE.WebGLRenderer: "+t)}var qt=new pe(Gt);qt.get("WEBGL_depth_texture"),qt.get("OES_texture_float"),qt.get("OES_texture_float_linear"),qt.get("OES_texture_half_float"),qt.get("OES_texture_half_float_linear"),qt.get("OES_standard_derivatives"),qt.get("ANGLE_instanced_arrays"),qt.get("OES_element_index_uint")&&(Lt.MaxIndex=4294967296);var Zt=new de(Gt,qt,t),Jt=new he(Gt,qt,U),Kt=new le,Qt=new ue(Gt,qt,Jt,Kt,Zt,U,Ut),$t=new Bt(Gt),te=new Wt(Gt,$t,Ut),ee=new Yt(Gt,te,zt),ne=new ce(this,Zt),ie=new Xt,re=new Ht;this.info.programs=ne.programs;var oe,ae,se,me,ge=new jt(Gt,qt,zt),ve=new Vt(Gt,qt,zt);n(),this.context=Gt,this.capabilities=Zt,this.extensions=qt,this.properties=Kt,this.state=Jt;var ye=new at(this,It,ee,Zt);this.shadowMap=ye;var _e=new K(this,Z),xe=new J(this,Q);this.getContext=function(){return Gt},this.getContextAttributes=function(){return Gt.getContextAttributes()},this.forceContextLoss=function(){var t=qt.get("WEBGL_lose_context");t&&t.loseContext()},this.getMaxAnisotropy=function(){return Zt.getMaxAnisotropy()},this.getPrecision=function(){return Zt.precision},this.getPixelRatio=function(){return yt},this.setPixelRatio=function(t){void 0!==t&&(yt=t,this.setSize(bt.z,bt.w,!1))},this.getSize=function(){return{width:gt,height:vt}},this.setSize=function(t,e,n){gt=t,vt=e,D.width=t*yt,D.height=e*yt,!1!==n&&(D.style.width=t+"px",D.style.height=e+"px"),this.setViewport(0,0,t,e)},this.setViewport=function(t,e,n,i){Jt.viewport(bt.set(t,e,n,i))},this.setScissor=function(t,e,n,i){Jt.scissor(_t.set(t,e,n,i))},this.setScissorTest=function(t){Jt.setScissorTest(xt=t)},this.getClearColor=function(){return pt},this.setClearColor=function(t,e){pt.set(t),mt=void 0!==e?e:1,Jt.buffers.color.setClear(pt.r,pt.g,pt.b,mt,H)},this.getClearAlpha=function(){return mt},this.setClearAlpha=function(t){mt=t,Jt.buffers.color.setClear(pt.r,pt.g,pt.b,mt,H)},this.clear=function(t,e,n){var i=0;(void 0===t||t)&&(i|=Gt.COLOR_BUFFER_BIT),(void 0===e||e)&&(i|=Gt.DEPTH_BUFFER_BIT),(void 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r=e.getAttributes();if(t.hasPositions&&(Gt.bindBuffer(Gt.ARRAY_BUFFER,i.position),Gt.bufferData(Gt.ARRAY_BUFFER,t.positionArray,Gt.DYNAMIC_DRAW),Jt.enableAttribute(r.position),Gt.vertexAttribPointer(r.position,3,Gt.FLOAT,!1,0,0)),t.hasNormals){if(Gt.bindBuffer(Gt.ARRAY_BUFFER,i.normal),!n.isMeshPhongMaterial&&!n.isMeshStandardMaterial&&!n.isMeshNormalMaterial&&n.shading===xo)for(var o=0,a=3*t.count;o<a;o+=9){var s=t.normalArray,c=(s[o+0]+s[o+3]+s[o+6])/3,u=(s[o+1]+s[o+4]+s[o+7])/3,l=(s[o+2]+s[o+5]+s[o+8])/3;s[o+0]=c,s[o+1]=u,s[o+2]=l,s[o+3]=c,s[o+4]=u,s[o+5]=l,s[o+6]=c,s[o+7]=u,s[o+8]=l}Gt.bufferData(Gt.ARRAY_BUFFER,t.normalArray,Gt.DYNAMIC_DRAW),Jt.enableAttribute(r.normal),Gt.vertexAttribPointer(r.normal,3,Gt.FLOAT,!1,0,0)}t.hasUvs&&n.map&&(Gt.bindBuffer(Gt.ARRAY_BUFFER,i.uv),Gt.bufferData(Gt.ARRAY_BUFFER,t.uvArray,Gt.DYNAMIC_DRAW),Jt.enableAttribute(r.uv),Gt.vertexAttribPointer($t.uv,2,Gt.FLOAT,!1,0,0)),t.hasColors&&n.vertexColors!==wo&&(Gt.bindBuffer(Gt.ARRAY_BUFFER,i.color),Gt.bufferData(Gt.ARRAY_BUFFER,t.colorArray,Gt.DYNAMIC_DRAW),Jt.enableAttribute(r.color),Gt.vertexAttribPointer(r.color,3,Gt.FLOAT,!1,0,0)),Jt.disableUnusedAttributes(),Gt.drawArrays(Gt.TRIANGLES,0,t.count),t.count=0},this.renderBufferDirect=function(t,n,i,r,o,a){Jt.setMaterial(r);var s=_(t,n,r,o),c=i.id+"_"+s.id+"_"+(!0===r.wireframe),u=!1;c!==st&&(st=c,u=!0);var l=o.morphTargetInfluences;if(void 0!==l){for(var h=[],d=0,m=l.length;d<m;d++){var g=l[d];h.push([g,d])}h.sort(p),h.length>8&&(h.length=8);for(var v=i.morphAttributes,d=0,m=h.length;d<m;d++){var g=h[d];if(X[d]=g[0],0!==g[0]){var y=g[1];!0===r.morphTargets&&v.position&&i.addAttribute("morphTarget"+d,v.position[y]),!0===r.morphNormals&&v.normal&&i.addAttribute("morphNormal"+d,v.normal[y])}else!0===r.morphTargets&&i.removeAttribute("morphTarget"+d),!0===r.morphNormals&&i.removeAttribute("morphNormal"+d)}for(var d=h.length,x=X.length;d<x;d++)X[d]=0;s.getUniforms().setValue(Gt,"morphTargetInfluences",X),u=!0}var y=i.index,b=i.attributes.position,w=1;!0===r.wireframe&&(y=te.getWireframeAttribute(i),w=2);var E=ge;null!==y&&(E=ve,E.setIndex(y)),u&&(f(r,s,i),null!==y&&Gt.bindBuffer(Gt.ELEMENT_ARRAY_BUFFER,$t.get(y).buffer));var M=0;null!==y?M=y.count:void 0!==b&&(M=b.count);var T=i.drawRange.start*w,S=i.drawRange.count*w,A=null!==a?a.start*w:0,R=null!==a?a.count*w:1/0,L=Math.max(T,A),C=Math.min(M,T+S,A+R)-1,P=Math.max(0,C-L+1);if(0!==P){if(o.isMesh)if(!0===r.wireframe)Jt.setLineWidth(r.wireframeLinewidth*e()),E.setMode(Gt.LINES);else switch(o.drawMode){case ls:E.setMode(Gt.TRIANGLES);break;case hs:E.setMode(Gt.TRIANGLE_STRIP);break;case ds:E.setMode(Gt.TRIANGLE_FAN)}else if(o.isLine){var O=r.linewidth;void 0===O&&(O=1),Jt.setLineWidth(O*e()),o.isLineSegments?E.setMode(Gt.LINES):o.isLineLoop?E.setMode(Gt.LINE_LOOP):E.setMode(Gt.LINE_STRIP)}else o.isPoints&&E.setMode(Gt.POINTS);i&&i.isInstancedBufferGeometry?i.maxInstancedCount>0&&E.renderInstances(i,L,P):E.render(L,P)}},this.compile=function(t,e){j=[],t.traverse(function(t){t.isLight&&j.push(t)}),I(j,e),t.traverse(function(e){if(e.material)if(Array.isArray(e.material))for(var n=0;n<e.material.length;n++)y(e.material[n],t.fog,e);else y(e.material,t.fog,e)})},this.render=function(t,e,n,i){if(void 0!==e&&!0!==e.isCamera)return void console.error("THREE.WebGLRenderer.render: camera is not an instance of THREE.Camera.");st="",rt=-1,ct=null,!0===t.autoUpdate&&t.updateMatrixWorld(),e.onBeforeRender(tt),null===e.parent&&e.updateMatrixWorld(),e.matrixWorldInverse.getInverse(e.matrixWorld),St.multiplyMatrices(e.projectionMatrix,e.matrixWorldInverse),wt.setFromMatrix(St),j.length=0,Z.length=0,Q.length=0,Tt=this.localClippingEnabled,Mt=Et.init(this.clippingPlanes,Tt,e),W=re.get(t,e),W.init(),m(t,e,tt.sortObjects),W.finish(),!0===tt.sortObjects&&W.sort(),Mt&&Et.beginShadows(),O(j),ye.render(t,e),I(j,e),Mt&&Et.endShadows(),zt.frame++,zt.calls=0,zt.vertices=0,zt.faces=0,zt.points=0,void 0===n&&(n=null),this.setRenderTarget(n);var r=t.background;null===r?Jt.buffers.color.setClear(pt.r,pt.g,pt.b,mt,H):r&&r.isColor&&(Jt.buffers.color.setClear(r.r,r.g,r.b,1,H),i=!0),(this.autoClear||i)&&this.clear(this.autoClearColor,this.autoClearDepth,this.autoClearStencil),r&&r.isCubeTexture?(void 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o.length&&g(o,t,e),a.length&&g(a,t,e);_e.render(t,e),xe.render(t,e,ht),n&&Qt.updateRenderTargetMipmap(n),Jt.buffers.depth.setTest(!0),Jt.buffers.depth.setMask(!0),Jt.buffers.color.setMask(!0),e.isArrayCamera&&e.enabled&&tt.setScissorTest(!1),e.onAfterRender(tt)},this.setFaceCulling=function(t,e){Jt.setCullFace(t),Jt.setFlipSided(e===ho)},this.allocTextureUnit=N,this.setTexture2D=function(){var t=!1;return function(e,n){e&&e.isWebGLRenderTarget&&(t||(console.warn("THREE.WebGLRenderer.setTexture2D: don't use render targets as textures. 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Framebuffer not complete.")}finally{s&&Gt.bindFramebuffer(Gt.FRAMEBUFFER,it)}}}}function ge(t,e){this.name="",this.color=new q(t),this.density=void 0!==e?e:25e-5}function ve(t,e,n){this.name="",this.color=new q(t),this.near=void 0!==e?e:1,this.far=void 0!==n?n:1e3}function ye(){lt.call(this),this.type="Scene",this.background=null,this.fog=null,this.overrideMaterial=null,this.autoUpdate=!0}function _e(t,e,n,i,r){lt.call(this),this.lensFlares=[],this.positionScreen=new l,this.customUpdateCallback=void 0,void 0!==t&&this.add(t,e,n,i,r)}function xe(t){Q.call(this),this.type="SpriteMaterial",this.color=new q(16777215),this.map=null,this.rotation=0,this.fog=!1,this.lights=!1,this.setValues(t)}function be(t){lt.call(this),this.type="Sprite",this.material=void 0!==t?t:new xe}function we(){lt.call(this),this.type="LOD",Object.defineProperties(this,{levels:{enumerable:!0,value:[]}})}function Ee(t,e){if(t=t||[],this.bones=t.slice(0),this.boneMatrices=new Float32Array(16*this.bones.length),void 0===e)this.calculateInverses();else if(this.bones.length===e.length)this.boneInverses=e.slice(0);else{console.warn("THREE.Skeleton boneInverses is the wrong length."),this.boneInverses=[];for(var n=0,i=this.bones.length;n<i;n++)this.boneInverses.push(new h)}}function Me(){lt.call(this),this.type="Bone"}function Te(t,e){Ct.call(this,t,e),this.type="SkinnedMesh",this.bindMode="attached",this.bindMatrix=new h,this.bindMatrixInverse=new h;var n=this.initBones(),i=new Ee(n);this.bind(i,this.matrixWorld),this.normalizeSkinWeights()}function Se(t){Q.call(this),this.type="LineBasicMaterial",this.color=new q(16777215),this.linewidth=1,this.linecap="round",this.linejoin="round",this.lights=!1,this.setValues(t)}function Ae(t,e,n){if(1===n)return console.warn("THREE.Line: parameter THREE.LinePieces no longer supported. 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He(t,e){Rt.call(this),this.type="TetrahedronGeometry",this.parameters={radius:t,detail:e},this.fromBufferGeometry(new Ve(t,e)),this.mergeVertices()}function Ve(t,e){var n=[1,1,1,-1,-1,1,-1,1,-1,1,-1,-1],i=[2,1,0,0,3,2,1,3,0,2,3,1];ke.call(this,n,i,t,e),this.type="TetrahedronBufferGeometry",this.parameters={radius:t,detail:e}}function je(t,e){Rt.call(this),this.type="OctahedronGeometry",this.parameters={radius:t,detail:e},this.fromBufferGeometry(new We(t,e)),this.mergeVertices()}function We(t,e){var n=[1,0,0,-1,0,0,0,1,0,0,-1,0,0,0,1,0,0,-1],i=[0,2,4,0,4,3,0,3,5,0,5,2,1,2,5,1,5,3,1,3,4,1,4,2];ke.call(this,n,i,t,e),this.type="OctahedronBufferGeometry",this.parameters={radius:t,detail:e}}function Xe(t,e){Rt.call(this),this.type="IcosahedronGeometry",this.parameters={radius:t,detail:e},this.fromBufferGeometry(new Ye(t,e)),this.mergeVertices()}function Ye(t,e){var n=(1+Math.sqrt(5))/2,i=[-1,n,0,1,n,0,-1,-n,0,1,-n,0,0,-1,n,0,1,n,0,-1,-n,0,1,-n,n,0,-1,n,0,1,-n,0,-1,-n,0,1],r=[0,11,5,0,5,1,0,1,7,0,7,10,0,10,11,1,5,9,5,11,4,11,10,2,10,7,6,7,1,8,3,9,4,3,4,2,3,2,6,3,6,8,3,8,9,4,9,5,2,4,11,6,2,10,8,6,7,9,8,1];ke.call(this,i,r,t,e),this.type="IcosahedronBufferGeometry",this.parameters={radius:t,detail:e}}function qe(t,e){Rt.call(this),this.type="DodecahedronGeometry",this.parameters={radius:t,detail:e},this.fromBufferGeometry(new Ze(t,e)),this.mergeVertices()}function Ze(t,e){var n=(1+Math.sqrt(5))/2,i=1/n,r=[-1,-1,-1,-1,-1,1,-1,1,-1,-1,1,1,1,-1,-1,1,-1,1,1,1,-1,1,1,1,0,-i,-n,0,-i,n,0,i,-n,0,i,n,-i,-n,0,-i,n,0,i,-n,0,i,n,0,-n,0,-i,n,0,-i,-n,0,i,n,0,i],o=[3,11,7,3,7,15,3,15,13,7,19,17,7,17,6,7,6,15,17,4,8,17,8,10,17,10,6,8,0,16,8,16,2,8,2,10,0,12,1,0,1,18,0,18,16,6,10,2,6,2,13,6,13,15,2,16,18,2,18,3,2,3,13,18,1,9,18,9,11,18,11,3,4,14,12,4,12,0,4,0,8,11,9,5,11,5,19,11,19,7,19,5,14,19,14,4,19,4,17,1,12,14,1,14,5,1,5,9];ke.call(this,r,o,t,e),this.type="DodecahedronBufferGeometry",this.parameters={radius:t,detail:e}}function Je(t,e,n,i,r,o){Rt.call(this),this.type="TubeGeometry",this.parameters={path:t,tubularSegments:e,radius:n,radialSegments:i,closed:r},void 0!==o&&console.warn("THREE.TubeGeometry: taper has been removed.");var a=new Ke(t,e,n,i,r);this.tangents=a.tangents,this.normals=a.normals,this.binormals=a.binormals,this.fromBufferGeometry(a),this.mergeVertices()}function Ke(t,e,n,i,o){function a(r){var o=t.getPointAt(r/e),a=u.normals[r],s=u.binormals[r];for(d=0;d<=i;d++){var c=d/i*Math.PI*2,l=Math.sin(c),h=-Math.cos(c);f.x=h*a.x+l*s.x,f.y=h*a.y+l*s.y,f.z=h*a.z+l*s.z,f.normalize(),v.push(f.x,f.y,f.z),p.x=o.x+n*f.x,p.y=o.y+n*f.y,p.z=o.z+n*f.z,g.push(p.x,p.y,p.z)}}function s(){for(d=1;d<=e;d++)for(h=1;h<=i;h++){var t=(i+1)*(d-1)+(h-1),n=(i+1)*d+(h-1),r=(i+1)*d+h,o=(i+1)*(d-1)+h;_.push(t,n,o),_.push(n,r,o)}}function c(){for(h=0;h<=e;h++)for(d=0;d<=i;d++)m.x=h/e,m.y=d/i,y.push(m.x,m.y)}Lt.call(this),this.type="TubeBufferGeometry",this.parameters={path:t,tubularSegments:e,radius:n,radialSegments:i,closed:o},e=e||64,n=n||1,i=i||8,o=o||!1;var u=t.computeFrenetFrames(e,o);this.tangents=u.tangents,this.normals=u.normals,this.binormals=u.binormals;var h,d,p=new l,f=new l,m=new r,g=[],v=[],y=[],_=[];!function(){for(h=0;h<e;h++)a(h);a(!1===o?e:0),c(),s()}(),this.setIndex(_),this.addAttribute("position",new Et(g,3)),this.addAttribute("normal",new Et(v,3)),this.addAttribute("uv",new Et(y,2))}function Qe(t,e,n,i,r,o,a){Rt.call(this),this.type="TorusKnotGeometry",this.parameters={radius:t,tube:e,tubularSegments:n,radialSegments:i,p:r,q:o},void 0!==a&&console.warn("THREE.TorusKnotGeometry: heightScale has been deprecated. 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T=(i+1)*(c-1)+(s-1),S=(i+1)*c+(s-1),A=(i+1)*c+s,R=(i+1)*(c-1)+s;u.push(T,S,R),u.push(S,A,R)}this.setIndex(u),this.addAttribute("position",new Et(h,3)),this.addAttribute("normal",new Et(d,3)),this.addAttribute("uv",new Et(p,2))}function tn(t,e,n,i,r){Rt.call(this),this.type="TorusGeometry",this.parameters={radius:t,tube:e,radialSegments:n,tubularSegments:i,arc:r},this.fromBufferGeometry(new en(t,e,n,i,r)),this.mergeVertices()}function en(t,e,n,i,r){Lt.call(this),this.type="TorusBufferGeometry",this.parameters={radius:t,tube:e,radialSegments:n,tubularSegments:i,arc:r},t=t||100,e=e||40,n=Math.floor(n)||8,i=Math.floor(i)||6,r=r||2*Math.PI;var o,a,s=[],c=[],u=[],h=[],d=new l,p=new l,f=new l;for(o=0;o<=n;o++)for(a=0;a<=i;a++){var m=a/i*r,g=o/n*Math.PI*2;p.x=(t+e*Math.cos(g))*Math.cos(m),p.y=(t+e*Math.cos(g))*Math.sin(m),p.z=e*Math.sin(g),c.push(p.x,p.y,p.z),d.x=t*Math.cos(m),d.y=t*Math.sin(m),f.subVectors(p,d).normalize(),u.push(f.x,f.y,f.z),h.push(a/i),h.push(o/n)}for(o=1;o<=n;o++)for(a=1;a<=i;a++){var v=(i+1)*o+a-1,y=(i+1)*(o-1)+a-1,_=(i+1)*(o-1)+a,x=(i+1)*o+a;s.push(v,y,x),s.push(y,_,x)}this.setIndex(s),this.addAttribute("position",new Et(c,3)),this.addAttribute("normal",new Et(u,3)),this.addAttribute("uv",new Et(h,2))}function nn(t,e){Rt.call(this),this.type="ExtrudeGeometry",this.parameters={shapes:t,options:e},this.fromBufferGeometry(new rn(t,e)),this.mergeVertices()}function rn(t,e){if(void 0===t)return void(t=[]);Lt.call(this),this.type="ExtrudeBufferGeometry",t=Array.isArray(t)?t:[t],this.addShapeList(t,e),this.computeVertexNormals()}function on(t,e){Rt.call(this),this.type="TextGeometry",this.parameters={text:t,parameters:e},this.fromBufferGeometry(new an(t,e)),this.mergeVertices()}function an(t,e){e=e||{};var n=e.font;if(!1===(n&&n.isFont))return console.error("THREE.TextGeometry: font parameter is not an instance of THREE.Font."),new Rt;var i=n.generateShapes(t,e.size,e.curveSegments);e.amount=void 0!==e.height?e.height:50,void 0===e.bevelThickness&&(e.bevelThickness=10),void 0===e.bevelSize&&(e.bevelSize=8),void 0===e.bevelEnabled&&(e.bevelEnabled=!1),rn.call(this,i,e),this.type="TextBufferGeometry"}function sn(t,e,n,i,r,o,a){Rt.call(this),this.type="SphereGeometry",this.parameters={radius:t,widthSegments:e,heightSegments:n,phiStart:i,phiLength:r,thetaStart:o,thetaLength:a},this.fromBufferGeometry(new cn(t,e,n,i,r,o,a)),this.mergeVertices()}function cn(t,e,n,i,r,o,a){Lt.call(this),this.type="SphereBufferGeometry",this.parameters={radius:t,widthSegments:e,heightSegments:n,phiStart:i,phiLength:r,thetaStart:o,thetaLength:a},t=t||50,e=Math.max(3,Math.floor(e)||8),n=Math.max(2,Math.floor(n)||6),i=void 0!==i?i:0,r=void 0!==r?r:2*Math.PI,o=void 0!==o?o:0,a=void 0!==a?a:Math.PI;var s,c,u=o+a,h=0,d=[],p=new l,f=new l,m=[],g=[],v=[],y=[];for(c=0;c<=n;c++){var _=[],x=c/n;for(s=0;s<=e;s++){var b=s/e;p.x=-t*Math.cos(i+b*r)*Math.sin(o+x*a),p.y=t*Math.cos(o+x*a),p.z=t*Math.sin(i+b*r)*Math.sin(o+x*a),g.push(p.x,p.y,p.z),f.set(p.x,p.y,p.z).normalize(),v.push(f.x,f.y,f.z),y.push(b,1-x),_.push(h++)}d.push(_)}for(c=0;c<n;c++)for(s=0;s<e;s++){var w=d[c][s+1],E=d[c][s],M=d[c+1][s],T=d[c+1][s+1];(0!==c||o>0)&&m.push(w,E,T),(c!==n-1||u<Math.PI)&&m.push(E,M,T)}this.setIndex(m),this.addAttribute("position",new Et(g,3)),this.addAttribute("normal",new Et(v,3)),this.addAttribute("uv",new Et(y,2))}function un(t,e,n,i,r,o){Rt.call(this),this.type="RingGeometry",this.parameters={innerRadius:t,outerRadius:e,thetaSegments:n,phiSegments:i,thetaStart:r,thetaLength:o},this.fromBufferGeometry(new ln(t,e,n,i,r,o)),this.mergeVertices()}function ln(t,e,n,i,o,a){Lt.call(this),this.type="RingBufferGeometry",this.parameters={innerRadius:t,outerRadius:e,thetaSegments:n,phiSegments:i,thetaStart:o,thetaLength:a},t=t||20,e=e||50,o=void 0!==o?o:0,a=void 0!==a?a:2*Math.PI,n=void 0!==n?Math.max(3,n):8,i=void 0!==i?Math.max(1,i):1;var s,c,u,h=[],d=[],p=[],f=[],m=t,g=(e-t)/i,v=new l,y=new r;for(c=0;c<=i;c++){for(u=0;u<=n;u++)s=o+u/n*a,v.x=m*Math.cos(s),v.y=m*Math.sin(s),d.push(v.x,v.y,v.z),p.push(0,0,1),y.x=(v.x/e+1)/2,y.y=(v.y/e+1)/2,f.push(y.x,y.y);m+=g}for(c=0;c<i;c++){var _=c*(n+1);for(u=0;u<n;u++){s=u+_;var x=s,b=s+n+1,w=s+n+2,E=s+1;h.push(x,b,E),h.push(b,w,E)}}this.setIndex(h),this.addAttribute("position",new Et(d,3)),this.addAttribute("normal",new Et(p,3)),this.addAttribute("uv",new Et(f,2))}function hn(t,e,n,i){Rt.call(this),this.type="LatheGeometry",this.parameters={points:t,segments:e,phiStart:n,phiLength:i},this.fromBufferGeometry(new dn(t,e,n,i)),this.mergeVertices()}function dn(t,e,n,i){Lt.call(this),this.type="LatheBufferGeometry",this.parameters={points:t,segments:e,phiStart:n,phiLength:i},e=Math.floor(e)||12,n=n||0,i=i||2*Math.PI,i=Es.clamp(i,0,2*Math.PI);var o,a,s,c=[],u=[],h=[],d=1/e,p=new l,f=new r;for(a=0;a<=e;a++){var m=n+a*d*i,g=Math.sin(m),v=Math.cos(m);for(s=0;s<=t.length-1;s++)p.x=t[s].x*g,p.y=t[s].y,p.z=t[s].x*v,u.push(p.x,p.y,p.z),f.x=a/e,f.y=s/(t.length-1),h.push(f.x,f.y)}for(a=0;a<e;a++)for(s=0;s<t.length-1;s++){o=s+a*t.length;var y=o,_=o+t.length,x=o+t.length+1,b=o+1;c.push(y,_,b),c.push(_,x,b)}if(this.setIndex(c),this.addAttribute("position",new Et(u,3)),this.addAttribute("uv",new Et(h,2)),this.computeVertexNormals(),i===2*Math.PI){var w=this.attributes.normal.array,E=new l,M=new l,T=new l;for(o=e*t.length*3,a=0,s=0;a<t.length;a++,s+=3)E.x=w[s+0],E.y=w[s+1],E.z=w[s+2],M.x=w[o+s+0],M.y=w[o+s+1],M.z=w[o+s+2],T.addVectors(E,M).normalize(),w[s+0]=w[o+s+0]=T.x,w[s+1]=w[o+s+1]=T.y,w[s+2]=w[o+s+2]=T.z}}function pn(t,e){Rt.call(this),this.type="ShapeGeometry","object"==typeof e&&(console.warn("THREE.ShapeGeometry: Options parameter has been removed."),e=e.curveSegments),this.parameters={shapes:t,curveSegments:e},this.fromBufferGeometry(new fn(t,e)),this.mergeVertices()}function fn(t,e){function n(t){var n,s,u,l=r.length/3,h=t.extractPoints(e),d=h.shape,p=h.holes;if(!1===ks.isClockWise(d))for(d=d.reverse(),n=0,s=p.length;n<s;n++)u=p[n],!0===ks.isClockWise(u)&&(p[n]=u.reverse());var f=ks.triangulateShape(d,p);for(n=0,s=p.length;n<s;n++)u=p[n],d=d.concat(u);for(n=0,s=d.length;n<s;n++){var m=d[n];r.push(m.x,m.y,0),o.push(0,0,1),a.push(m.x,m.y)}for(n=0,s=f.length;n<s;n++){var g=f[n],v=g[0]+l,y=g[1]+l,_=g[2]+l;i.push(v,y,_),c+=3}}Lt.call(this),this.type="ShapeBufferGeometry",this.parameters={shapes:t,curveSegments:e},e=e||12;var i=[],r=[],o=[],a=[],s=0,c=0;if(!1===Array.isArray(t))n(t);else for(var u=0;u<t.length;u++)n(t[u]),this.addGroup(s,c,u),s+=c,c=0;this.setIndex(i),this.addAttribute("position",new Et(r,3)),this.addAttribute("normal",new Et(o,3)),this.addAttribute("uv",new Et(a,2))}function mn(t,e){Lt.call(this),this.type="EdgesGeometry",this.parameters={thresholdAngle:e},e=void 0!==e?e:1;var n,i,r,o,a=[],s=Math.cos(Es.DEG2RAD*e),c=[0,0],u={},l=["a","b","c"];t.isBufferGeometry?(o=new Rt,o.fromBufferGeometry(t)):o=t.clone(),o.mergeVertices(),o.computeFaceNormals();for(var h=o.vertices,d=o.faces,p=0,f=d.length;p<f;p++)for(var m=d[p],g=0;g<3;g++)n=m[l[g]],i=m[l[(g+1)%3]],c[0]=Math.min(n,i),c[1]=Math.max(n,i),r=c[0]+","+c[1],void 0===u[r]?u[r]={index1:c[0],index2:c[1],face1:p,face2:void 0}:u[r].face2=p;for(r in u){var v=u[r];if(void 0===v.face2||d[v.face1].normal.dot(d[v.face2].normal)<=s){var y=h[v.index1];a.push(y.x,y.y,y.z),y=h[v.index2],a.push(y.x,y.y,y.z)}}this.addAttribute("position",new Et(a,3))}function 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e={metadata:{version:4.5,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,mapping:this.mapping,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],wrap:[this.wrapS,this.wrapT],minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY};if(void 0!==this.image){var n=this.image;void 0===n.uuid&&(n.uuid=Es.generateUUID()),void 0===t.images[n.uuid]&&(t.images[n.uuid]={uuid:n.uuid,url:function(t){var e;return void 0!==t.toDataURL?e=t:(e=document.createElementNS("http://www.w3.org/1999/xhtml","canvas"),e.width=t.width,e.height=t.height,e.getContext("2d").drawImage(t,0,0,t.width,t.height)),e.width>2048||e.height>2048?e.toDataURL("image/jpeg",.6):e.toDataURL("image/png")}(n)}),e.image=n.uuid}return t.textures[this.uuid]=e,e},dispose:function(){this.dispatchEvent({type:"dispose"})},transformUv:function(t){if(this.mapping===ua){if(t.multiply(this.repeat),t.add(this.offset),t.x<0||t.x>1)switch(this.wrapS){case va:t.x=t.x-Math.floor(t.x);break;case ya:t.x=t.x<0?0:1;break;case _a:1===Math.abs(Math.floor(t.x)%2)?t.x=Math.ceil(t.x)-t.x:t.x=t.x-Math.floor(t.x)}if(t.y<0||t.y>1)switch(this.wrapT){case va:t.y=t.y-Math.floor(t.y);break;case ya:t.y=t.y<0?0:1;break;case _a:1===Math.abs(Math.floor(t.y)%2)?t.y=Math.ceil(t.y)-t.y:t.y=t.y-Math.floor(t.y)}this.flipY&&(t.y=1-t.y)}}}),Object.assign(a.prototype,{isVector4:!0,set:function(t,e,n,i){return this.x=t,this.y=e,this.z=n,this.w=i,this},setScalar:function(t){return this.x=t,this.y=t,this.z=t,this.w=t,this},setX:function(t){return this.x=t,this},setY:function(t){return this.y=t,this},setZ:function(t){return this.z=t,this},setW:function(t){return this.w=t,this},setComponent:function(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;case 3:this.w=e;break;default:throw new Error("index is out of range: "+t)}return this},getComponent:function(t){switch(t){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: "+t)}},clone:function(){return new this.constructor(this.x,this.y,this.z,this.w)},copy:function(t){return this.x=t.x,this.y=t.y,this.z=t.z,this.w=void 0!==t.w?t.w:1,this},add:function(t,e){return void 0!==e?(console.warn("THREE.Vector4: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),this.addVectors(t,e)):(this.x+=t.x,this.y+=t.y,this.z+=t.z,this.w+=t.w,this)},addScalar:function(t){return this.x+=t,this.y+=t,this.z+=t,this.w+=t,this},addVectors:function(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this.w=t.w+e.w,this},addScaledVector:function(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this.w+=t.w*e,this},sub:function(t,e){return void 0!==e?(console.warn("THREE.Vector4: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(t,e)):(this.x-=t.x,this.y-=t.y,this.z-=t.z,this.w-=t.w,this)},subScalar:function(t){return this.x-=t,this.y-=t,this.z-=t,this.w-=t,this},subVectors:function(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this.w=t.w-e.w,this},multiplyScalar:function(t){return this.x*=t,this.y*=t,this.z*=t,this.w*=t,this},applyMatrix4:function(t){var e=this.x,n=this.y,i=this.z,r=this.w,o=t.elements;return this.x=o[0]*e+o[4]*n+o[8]*i+o[12]*r,this.y=o[1]*e+o[5]*n+o[9]*i+o[13]*r,this.z=o[2]*e+o[6]*n+o[10]*i+o[14]*r,this.w=o[3]*e+o[7]*n+o[11]*i+o[15]*r,this},divideScalar:function(t){return this.multiplyScalar(1/t)},setAxisAngleFromQuaternion:function(t){this.w=2*Math.acos(t.w);var e=Math.sqrt(1-t.w*t.w);return e<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=t.x/e,this.y=t.y/e,this.z=t.z/e),this},setAxisAngleFromRotationMatrix:function(t){var e,n,i,r,o=t.elements,a=o[0],s=o[4],c=o[8],u=o[1],l=o[5],h=o[9],d=o[2],p=o[6],f=o[10];if(Math.abs(s-u)<.01&&Math.abs(c-d)<.01&&Math.abs(h-p)<.01){if(Math.abs(s+u)<.1&&Math.abs(c+d)<.1&&Math.abs(h+p)<.1&&Math.abs(a+l+f-3)<.1)return this.set(1,0,0,0),this;e=Math.PI;var m=(a+1)/2,g=(l+1)/2,v=(f+1)/2,y=(s+u)/4,_=(c+d)/4,x=(h+p)/4;return m>g&&m>v?m<.01?(n=0,i=.707106781,r=.707106781):(n=Math.sqrt(m),i=y/n,r=_/n):g>v?g<.01?(n=.707106781,i=0,r=.707106781):(i=Math.sqrt(g),n=y/i,r=x/i):v<.01?(n=.707106781,i=.707106781,r=0):(r=Math.sqrt(v),n=_/r,i=x/r),this.set(n,i,r,e),this}var b=Math.sqrt((p-h)*(p-h)+(c-d)*(c-d)+(u-s)*(u-s));return Math.abs(b)<.001&&(b=1),this.x=(p-h)/b,this.y=(c-d)/b,this.z=(u-s)/b,this.w=Math.acos((a+l+f-1)/2),this},min:function(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this.z=Math.min(this.z,t.z),this.w=Math.min(this.w,t.w),this},max:function(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this.z=Math.max(this.z,t.z),this.w=Math.max(this.w,t.w),this},clamp:function(t,e){return this.x=Math.max(t.x,Math.min(e.x,this.x)),this.y=Math.max(t.y,Math.min(e.y,this.y)),this.z=Math.max(t.z,Math.min(e.z,this.z)),this.w=Math.max(t.w,Math.min(e.w,this.w)),this},clampScalar:function(){var t=new a,e=new a;return function(n,i){return t.set(n,n,n,n),e.set(i,i,i,i),this.clamp(t,e)}}(),floor: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},ceil: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},round: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},roundToZero:function(){return this.x=this.x<0?Math.ceil(this.x):Math.floor(this.x),this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y),this.z=this.z<0?Math.ceil(this.z):Math.floor(this.z),this.w=this.w<0?Math.ceil(this.w):Math.floor(this.w),this},negate:function(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this.w=-this.w,this},dot:function(t){return this.x*t.x+this.y*t.y+this.z*t.z+this.w*t.w},lengthSq:function(){return this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w},length:function(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w)},lengthManhattan:function(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)+Math.abs(this.w)},normalize:function(){return this.divideScalar(this.length())},setLength:function(t){return this.multiplyScalar(t/this.length())},lerp:function(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this.z+=(t.z-this.z)*e,this.w+=(t.w-this.w)*e,this},lerpVectors:function(t,e,n){return this.subVectors(e,t).multiplyScalar(n).add(t)},equals:function(t){return t.x===this.x&&t.y===this.y&&t.z===this.z&&t.w===this.w},fromArray:function(t,e){return void 0===e&&(e=0),this.x=t[e],this.y=t[e+1],this.z=t[e+2],this.w=t[e+3],this},toArray:function(t,e){return void 0===t&&(t=[]),void 0===e&&(e=0),t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t[e+3]=this.w,t},fromBufferAttribute:function(t,e,n){return void 0!==n&&console.warn("THREE.Vector4: offset has been removed from .fromBufferAttribute()."),this.x=t.getX(e),this.y=t.getY(e),this.z=t.getZ(e),this.w=t.getW(e),this}}),Object.assign(s.prototype,i.prototype,{isWebGLRenderTarget:!0,setSize:function(t,e){this.width===t&&this.height===e||(this.width=t,this.height=e,this.dispose()),this.viewport.set(0,0,t,e),this.scissor.set(0,0,t,e)},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.width=t.width,this.height=t.height,this.viewport.copy(t.viewport),this.texture=t.texture.clone(),this.depthBuffer=t.depthBuffer,this.stencilBuffer=t.stencilBuffer,this.depthTexture=t.depthTexture,this},dispose:function(){this.dispatchEvent({type:"dispose"})}}),c.prototype=Object.create(s.prototype),c.prototype.constructor=c,c.prototype.isWebGLRenderTargetCube=!0,Object.assign(u,{slerp:function(t,e,n,i){return n.copy(t).slerp(e,i)},slerpFlat:function(t,e,n,i,r,o,a){var s=n[i+0],c=n[i+1],u=n[i+2],l=n[i+3],h=r[o+0],d=r[o+1],p=r[o+2],f=r[o+3];if(l!==f||s!==h||c!==d||u!==p){var m=1-a,g=s*h+c*d+u*p+l*f,v=g>=0?1:-1,y=1-g*g;if(y>Number.EPSILON){var _=Math.sqrt(y),x=Math.atan2(_,g*v);m=Math.sin(m*x)/_,a=Math.sin(a*x)/_}var b=a*v;if(s=s*m+h*b,c=c*m+d*b,u=u*m+p*b,l=l*m+f*b,m===1-a){var w=1/Math.sqrt(s*s+c*c+u*u+l*l);s*=w,c*=w,u*=w,l*=w}}t[e]=s,t[e+1]=c,t[e+2]=u,t[e+3]=l}}),Object.defineProperties(u.prototype,{x:{get:function(){return this._x},set:function(t){this._x=t,this.onChangeCallback()}},y:{get:function(){return this._y},set:function(t){this._y=t,this.onChangeCallback()}},z:{get:function(){return this._z},set:function(t){this._z=t,this.onChangeCallback()}},w:{get:function(){return this._w},set:function(t){this._w=t,this.onChangeCallback()}}}),Object.assign(u.prototype,{set:function(t,e,n,i){return this._x=t,this._y=e,this._z=n,this._w=i,this.onChangeCallback(),this},clone:function(){return new this.constructor(this._x,this._y,this._z,this._w)},copy:function(t){return this._x=t.x,this._y=t.y,this._z=t.z,this._w=t.w,this.onChangeCallback(),this},setFromEuler:function(t,e){if(!1===(t&&t.isEuler))throw new Error("THREE.Quaternion: .setFromEuler() now expects an Euler rotation rather than a Vector3 and order.");var n=t._x,i=t._y,r=t._z,o=t.order,a=Math.cos,s=Math.sin,c=a(n/2),u=a(i/2),l=a(r/2),h=s(n/2),d=s(i/2),p=s(r/2);return"XYZ"===o?(this._x=h*u*l+c*d*p,this._y=c*d*l-h*u*p,this._z=c*u*p+h*d*l,this._w=c*u*l-h*d*p):"YXZ"===o?(this._x=h*u*l+c*d*p,this._y=c*d*l-h*u*p,this._z=c*u*p-h*d*l,this._w=c*u*l+h*d*p):"ZXY"===o?(this._x=h*u*l-c*d*p,this._y=c*d*l+h*u*p,this._z=c*u*p+h*d*l,this._w=c*u*l-h*d*p):"ZYX"===o?(this._x=h*u*l-c*d*p,this._y=c*d*l+h*u*p,this._z=c*u*p-h*d*l,this._w=c*u*l+h*d*p):"YZX"===o?(this._x=h*u*l+c*d*p,this._y=c*d*l+h*u*p,this._z=c*u*p-h*d*l,this._w=c*u*l-h*d*p):"XZY"===o&&(this._x=h*u*l-c*d*p,this._y=c*d*l-h*u*p,this._z=c*u*p+h*d*l,this._w=c*u*l+h*d*p),!1!==e&&this.onChangeCallback(),this},setFromAxisAngle:function(t,e){var n=e/2,i=Math.sin(n);return this._x=t.x*i,this._y=t.y*i,this._z=t.z*i,this._w=Math.cos(n),this.onChangeCallback(),this},setFromRotationMatrix:function(t){var e,n=t.elements,i=n[0],r=n[4],o=n[8],a=n[1],s=n[5],c=n[9],u=n[2],l=n[6],h=n[10],d=i+s+h;return d>0?(e=.5/Math.sqrt(d+1),this._w=.25/e,this._x=(l-c)*e,this._y=(o-u)*e,this._z=(a-r)*e):i>s&&i>h?(e=2*Math.sqrt(1+i-s-h),this._w=(l-c)/e,this._x=.25*e,this._y=(r+a)/e,this._z=(o+u)/e):s>h?(e=2*Math.sqrt(1+s-i-h),this._w=(o-u)/e,this._x=(r+a)/e,this._y=.25*e,this._z=(c+l)/e):(e=2*Math.sqrt(1+h-i-s),this._w=(a-r)/e,this._x=(o+u)/e,this._y=(c+l)/e,this._z=.25*e),this.onChangeCallback(),this},setFromUnitVectors:function(){var t,e=new l;return function(n,i){return void 0===e&&(e=new l),t=n.dot(i)+1,t<1e-6?(t=0,Math.abs(n.x)>Math.abs(n.z)?e.set(-n.y,n.x,0):e.set(0,-n.z,n.y)):e.crossVectors(n,i),this._x=e.x,this._y=e.y,this._z=e.z,this._w=t,this.normalize()}}(),inverse:function(){return this.conjugate().normalize()},conjugate:function(){return this._x*=-1,this._y*=-1,this._z*=-1,this.onChangeCallback(),this},dot:function(t){return this._x*t._x+this._y*t._y+this._z*t._z+this._w*t._w},lengthSq:function(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w},length:function(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)},normalize:function(){var t=this.length();return 0===t?(this._x=0,this._y=0,this._z=0,this._w=1):(t=1/t,this._x=this._x*t,this._y=this._y*t,this._z=this._z*t,this._w=this._w*t),this.onChangeCallback(),this},multiply:function(t,e){return void 0!==e?(console.warn("THREE.Quaternion: .multiply() now only accepts one argument. Use .multiplyQuaternions( a, b ) instead."),this.multiplyQuaternions(t,e)):this.multiplyQuaternions(this,t)},premultiply:function(t){return this.multiplyQuaternions(t,this)},multiplyQuaternions:function(t,e){var n=t._x,i=t._y,r=t._z,o=t._w,a=e._x,s=e._y,c=e._z,u=e._w;return this._x=n*u+o*a+i*c-r*s,this._y=i*u+o*s+r*a-n*c,this._z=r*u+o*c+n*s-i*a,this._w=o*u-n*a-i*s-r*c,this.onChangeCallback(),this},slerp:function(t,e){if(0===e)return this;if(1===e)return this.copy(t);var n=this._x,i=this._y,r=this._z,o=this._w,a=o*t._w+n*t._x+i*t._y+r*t._z;if(a<0?(this._w=-t._w,this._x=-t._x,this._y=-t._y,this._z=-t._z,a=-a):this.copy(t),a>=1)return this._w=o,this._x=n,this._y=i,this._z=r,this;var s=Math.sqrt(1-a*a);if(Math.abs(s)<.001)return this._w=.5*(o+this._w),this._x=.5*(n+this._x),this._y=.5*(i+this._y),this._z=.5*(r+this._z),this;var c=Math.atan2(s,a),u=Math.sin((1-e)*c)/s,l=Math.sin(e*c)/s;return this._w=o*u+this._w*l,this._x=n*u+this._x*l,this._y=i*u+this._y*l,this._z=r*u+this._z*l,this.onChangeCallback(),this},equals:function(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._w===this._w},fromArray:function(t,e){return void 0===e&&(e=0),this._x=t[e],this._y=t[e+1],this._z=t[e+2],this._w=t[e+3],this.onChangeCallback(),this},toArray:function(t,e){return void 0===t&&(t=[]),void 0===e&&(e=0),t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._w,t},onChange:function(t){return this.onChangeCallback=t,this},onChangeCallback:function(){}}),Object.assign(l.prototype,{isVector3:!0,set:function(t,e,n){return this.x=t,this.y=e,this.z=n,this},setScalar:function(t){return this.x=t,this.y=t,this.z=t,this},setX:function(t){return this.x=t,this},setY:function(t){return this.y=t,this},setZ:function(t){return this.z=t,this},setComponent:function(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;default:throw new Error("index is out of range: "+t)}return this},getComponent:function(t){switch(t){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw new Error("index is out of range: "+t)}},clone:function(){return new this.constructor(this.x,this.y,this.z)},copy:function(t){return this.x=t.x,this.y=t.y,this.z=t.z,this},add:function(t,e){return void 0!==e?(console.warn("THREE.Vector3: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),this.addVectors(t,e)):(this.x+=t.x,this.y+=t.y,this.z+=t.z,this)},addScalar:function(t){return this.x+=t,this.y+=t,this.z+=t,this},addVectors:function(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this},addScaledVector:function(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this},sub:function(t,e){return void 0!==e?(console.warn("THREE.Vector3: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(t,e)):(this.x-=t.x,this.y-=t.y,this.z-=t.z,this)},subScalar:function(t){return this.x-=t,this.y-=t,this.z-=t,this},subVectors:function(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this},multiply:function(t,e){return void 0!==e?(console.warn("THREE.Vector3: .multiply() now only accepts one argument. Use .multiplyVectors( a, b ) instead."),this.multiplyVectors(t,e)):(this.x*=t.x,this.y*=t.y,this.z*=t.z,this)},multiplyScalar:function(t){return this.x*=t,this.y*=t,this.z*=t,this},multiplyVectors:function(t,e){return this.x=t.x*e.x,this.y=t.y*e.y,this.z=t.z*e.z,this},applyEuler:function(){var t=new u;return function(e){return!1===(e&&e.isEuler)&&console.error("THREE.Vector3: .applyEuler() now expects an Euler rotation rather than a Vector3 and order."),this.applyQuaternion(t.setFromEuler(e))}}(),applyAxisAngle:function(){var t=new u;return function(e,n){return this.applyQuaternion(t.setFromAxisAngle(e,n))}}(),applyMatrix3:function(t){var e=this.x,n=this.y,i=this.z,r=t.elements;return this.x=r[0]*e+r[3]*n+r[6]*i,this.y=r[1]*e+r[4]*n+r[7]*i,this.z=r[2]*e+r[5]*n+r[8]*i,this},applyMatrix4:function(t){var e=this.x,n=this.y,i=this.z,r=t.elements;this.x=r[0]*e+r[4]*n+r[8]*i+r[12],this.y=r[1]*e+r[5]*n+r[9]*i+r[13],this.z=r[2]*e+r[6]*n+r[10]*i+r[14];var o=r[3]*e+r[7]*n+r[11]*i+r[15];return this.divideScalar(o)},applyQuaternion:function(t){var e=this.x,n=this.y,i=this.z,r=t.x,o=t.y,a=t.z,s=t.w,c=s*e+o*i-a*n,u=s*n+a*e-r*i,l=s*i+r*n-o*e,h=-r*e-o*n-a*i;return this.x=c*s+h*-r+u*-a-l*-o,this.y=u*s+h*-o+l*-r-c*-a,this.z=l*s+h*-a+c*-o-u*-r,this},project:function(){var t=new h;return function(e){return t.multiplyMatrices(e.projectionMatrix,t.getInverse(e.matrixWorld)),this.applyMatrix4(t)}}(),unproject:function(){var t=new h;return function(e){return t.multiplyMatrices(e.matrixWorld,t.getInverse(e.projectionMatrix)),this.applyMatrix4(t)}}(),transformDirection:function(t){var e=this.x,n=this.y,i=this.z,r=t.elements;return this.x=r[0]*e+r[4]*n+r[8]*i,this.y=r[1]*e+r[5]*n+r[9]*i,this.z=r[2]*e+r[6]*n+r[10]*i,this.normalize()},divide:function(t){return this.x/=t.x,this.y/=t.y,this.z/=t.z,this},divideScalar:function(t){return this.multiplyScalar(1/t)},min:function(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this.z=Math.min(this.z,t.z),this},max:function(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this.z=Math.max(this.z,t.z),this},clamp:function(t,e){return this.x=Math.max(t.x,Math.min(e.x,this.x)),this.y=Math.max(t.y,Math.min(e.y,this.y)),this.z=Math.max(t.z,Math.min(e.z,this.z)),this},clampScalar:function(){var t=new l,e=new l;return function(n,i){return t.set(n,n,n),e.set(i,i,i),this.clamp(t,e)}}(),clampLength:function(t,e){var n=this.length();return this.multiplyScalar(Math.max(t,Math.min(e,n))/n)},floor:function(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this},ceil:function(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this},round:function(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this},roundToZero:function(){return this.x=this.x<0?Math.ceil(this.x):Math.floor(this.x),this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y),this.z=this.z<0?Math.ceil(this.z):Math.floor(this.z),this},negate:function(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this},dot:function(t){return this.x*t.x+this.y*t.y+this.z*t.z},lengthSq:function(){return this.x*this.x+this.y*this.y+this.z*this.z},length:function(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)},lengthManhattan:function(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)},normalize:function(){return this.divideScalar(this.length())},setLength:function(t){return this.multiplyScalar(t/this.length())},lerp:function(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this.z+=(t.z-this.z)*e,this},lerpVectors:function(t,e,n){return this.subVectors(e,t).multiplyScalar(n).add(t)},cross:function(t,e){if(void 0!==e)return console.warn("THREE.Vector3: .cross() now only accepts one argument. Use .crossVectors( a, b ) instead."),this.crossVectors(t,e);var n=this.x,i=this.y,r=this.z;return this.x=i*t.z-r*t.y,this.y=r*t.x-n*t.z,this.z=n*t.y-i*t.x,this},crossVectors:function(t,e){var n=t.x,i=t.y,r=t.z,o=e.x,a=e.y,s=e.z;return this.x=i*s-r*a,this.y=r*o-n*s,this.z=n*a-i*o,this},projectOnVector:function(t){var e=t.dot(this)/t.lengthSq();return this.copy(t).multiplyScalar(e)},projectOnPlane:function(){var t=new l;return function(e){return t.copy(this).projectOnVector(e),this.sub(t)}}(),reflect:function(){var t=new l;return function(e){return this.sub(t.copy(e).multiplyScalar(2*this.dot(e)))}}(),angleTo:function(t){var e=this.dot(t)/Math.sqrt(this.lengthSq()*t.lengthSq());return Math.acos(Es.clamp(e,-1,1))},distanceTo:function(t){return Math.sqrt(this.distanceToSquared(t))},distanceToSquared:function(t){var e=this.x-t.x,n=this.y-t.y,i=this.z-t.z;return e*e+n*n+i*i},distanceToManhattan:function(t){return Math.abs(this.x-t.x)+Math.abs(this.y-t.y)+Math.abs(this.z-t.z)},setFromSpherical:function(t){var e=Math.sin(t.phi)*t.radius;return this.x=e*Math.sin(t.theta),this.y=Math.cos(t.phi)*t.radius,this.z=e*Math.cos(t.theta),this},setFromCylindrical:function(t){return this.x=t.radius*Math.sin(t.theta),this.y=t.y,this.z=t.radius*Math.cos(t.theta),this},setFromMatrixPosition:function(t){return this.setFromMatrixColumn(t,3)},setFromMatrixScale:function(t){var e=this.setFromMatrixColumn(t,0).length(),n=this.setFromMatrixColumn(t,1).length(),i=this.setFromMatrixColumn(t,2).length();return this.x=e,this.y=n,this.z=i,this},setFromMatrixColumn:function(t,e){return this.fromArray(t.elements,4*e)},equals:function(t){return t.x===this.x&&t.y===this.y&&t.z===this.z},fromArray:function(t,e){return void 0===e&&(e=0),this.x=t[e],this.y=t[e+1],this.z=t[e+2],this},toArray:function(t,e){return void 0===t&&(t=[]),void 0===e&&(e=0),t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t},fromBufferAttribute:function(t,e,n){return void 0!==n&&console.warn("THREE.Vector3: offset has been removed from .fromBufferAttribute()."),this.x=t.getX(e),this.y=t.getY(e),this.z=t.getZ(e),this}}),Object.assign(h.prototype,{isMatrix4:!0,set:function(t,e,n,i,r,o,a,s,c,u,l,h,d,p,f,m){var g=this.elements;return g[0]=t,g[4]=e,g[8]=n,g[12]=i,g[1]=r,g[5]=o,g[9]=a,g[13]=s,g[2]=c,g[6]=u,g[10]=l,g[14]=h,g[3]=d,g[7]=p,g[11]=f,g[15]=m,this},identity:function(){return this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1),this},clone:function(){return(new h).fromArray(this.elements)},copy:function(t){var e=this.elements,n=t.elements;return e[0]=n[0],e[1]=n[1],e[2]=n[2],e[3]=n[3],e[4]=n[4],e[5]=n[5],e[6]=n[6],e[7]=n[7],e[8]=n[8],e[9]=n[9],e[10]=n[10],e[11]=n[11],e[12]=n[12],e[13]=n[13],e[14]=n[14],e[15]=n[15],this},copyPosition:function(t){var e=this.elements,n=t.elements;return e[12]=n[12],e[13]=n[13],e[14]=n[14],this},extractBasis:function(t,e,n){return t.setFromMatrixColumn(this,0),e.setFromMatrixColumn(this,1),n.setFromMatrixColumn(this,2),this},makeBasis:function(t,e,n){return this.set(t.x,e.x,n.x,0,t.y,e.y,n.y,0,t.z,e.z,n.z,0,0,0,0,1),this},extractRotation:function(){var t=new l;return function(e){var n=this.elements,i=e.elements,r=1/t.setFromMatrixColumn(e,0).length(),o=1/t.setFromMatrixColumn(e,1).length(),a=1/t.setFromMatrixColumn(e,2).length();return n[0]=i[0]*r,n[1]=i[1]*r,n[2]=i[2]*r,n[4]=i[4]*o,n[5]=i[5]*o,n[6]=i[6]*o,n[8]=i[8]*a,n[9]=i[9]*a,n[10]=i[10]*a,this}}(),makeRotationFromEuler:function(t){!1===(t&&t.isEuler)&&console.error("THREE.Matrix: .makeRotationFromEuler() now expects a Euler rotation rather than a Vector3 and order.");var e=this.elements,n=t.x,i=t.y,r=t.z,o=Math.cos(n),a=Math.sin(n),s=Math.cos(i),c=Math.sin(i),u=Math.cos(r),l=Math.sin(r);if("XYZ"===t.order){var h=o*u,d=o*l,p=a*u,f=a*l;e[0]=s*u,e[4]=-s*l,e[8]=c,e[1]=d+p*c,e[5]=h-f*c,e[9]=-a*s,e[2]=f-h*c,e[6]=p+d*c,e[10]=o*s}else if("YXZ"===t.order){var m=s*u,g=s*l,v=c*u,y=c*l;e[0]=m+y*a,e[4]=v*a-g,e[8]=o*c,e[1]=o*l,e[5]=o*u,e[9]=-a,e[2]=g*a-v,e[6]=y+m*a,e[10]=o*s}else if("ZXY"===t.order){var m=s*u,g=s*l,v=c*u,y=c*l;e[0]=m-y*a,e[4]=-o*l,e[8]=v+g*a,e[1]=g+v*a,e[5]=o*u,e[9]=y-m*a,e[2]=-o*c,e[6]=a,e[10]=o*s}else if("ZYX"===t.order){var h=o*u,d=o*l,p=a*u,f=a*l;e[0]=s*u,e[4]=p*c-d,e[8]=h*c+f,e[1]=s*l,e[5]=f*c+h,e[9]=d*c-p,e[2]=-c,e[6]=a*s,e[10]=o*s}else if("YZX"===t.order){var _=o*s,x=o*c,b=a*s,w=a*c;e[0]=s*u,e[4]=w-_*l,e[8]=b*l+x,e[1]=l,e[5]=o*u,e[9]=-a*u,e[2]=-c*u,e[6]=x*l+b,e[10]=_-w*l}else if("XZY"===t.order){var _=o*s,x=o*c,b=a*s,w=a*c;e[0]=s*u,e[4]=-l,e[8]=c*u,e[1]=_*l+w,e[5]=o*u,e[9]=x*l-b,e[2]=b*l-x,e[6]=a*u,e[10]=w*l+_}return e[3]=0,e[7]=0,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this},makeRotationFromQuaternion:function(t){var e=this.elements,n=t._x,i=t._y,r=t._z,o=t._w,a=n+n,s=i+i,c=r+r,u=n*a,l=n*s,h=n*c,d=i*s,p=i*c,f=r*c,m=o*a,g=o*s,v=o*c;return e[0]=1-(d+f),e[4]=l-v,e[8]=h+g,e[1]=l+v,e[5]=1-(u+f),e[9]=p-m,e[2]=h-g,e[6]=p+m,e[10]=1-(u+d),e[3]=0,e[7]=0,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this},lookAt:function(){var t=new l,e=new l,n=new l;return function(i,r,o){var a=this.elements;return n.subVectors(i,r),0===n.lengthSq()&&(n.z=1),n.normalize(),t.crossVectors(o,n),0===t.lengthSq()&&(n.z+=1e-4,t.crossVectors(o,n)),t.normalize(),e.crossVectors(n,t),a[0]=t.x,a[4]=e.x,a[8]=n.x,a[1]=t.y,a[5]=e.y,a[9]=n.y,a[2]=t.z,a[6]=e.z,a[10]=n.z,this}}(),multiply:function(t,e){return void 0!==e?(console.warn("THREE.Matrix4: .multiply() now only accepts one argument. Use .multiplyMatrices( a, b ) instead."),this.multiplyMatrices(t,e)):this.multiplyMatrices(this,t)},premultiply:function(t){return this.multiplyMatrices(t,this)},multiplyMatrices:function(t,e){var n=t.elements,i=e.elements,r=this.elements,o=n[0],a=n[4],s=n[8],c=n[12],u=n[1],l=n[5],h=n[9],d=n[13],p=n[2],f=n[6],m=n[10],g=n[14],v=n[3],y=n[7],_=n[11],x=n[15],b=i[0],w=i[4],E=i[8],M=i[12],T=i[1],S=i[5],A=i[9],R=i[13],L=i[2],C=i[6],P=i[10],O=i[14],I=i[3],N=i[7],U=i[11],D=i[15];return r[0]=o*b+a*T+s*L+c*I,r[4]=o*w+a*S+s*C+c*N,r[8]=o*E+a*A+s*P+c*U,r[12]=o*M+a*R+s*O+c*D,r[1]=u*b+l*T+h*L+d*I,r[5]=u*w+l*S+h*C+d*N,r[9]=u*E+l*A+h*P+d*U,r[13]=u*M+l*R+h*O+d*D,r[2]=p*b+f*T+m*L+g*I,r[6]=p*w+f*S+m*C+g*N,r[10]=p*E+f*A+m*P+g*U,r[14]=p*M+f*R+m*O+g*D,r[3]=v*b+y*T+_*L+x*I,r[7]=v*w+y*S+_*C+x*N,r[11]=v*E+y*A+_*P+x*U,r[15]=v*M+y*R+_*O+x*D,this},multiplyScalar:function(t){var e=this.elements;return e[0]*=t,e[4]*=t,e[8]*=t,e[12]*=t,e[1]*=t,e[5]*=t,e[9]*=t,e[13]*=t,e[2]*=t,e[6]*=t,e[10]*=t,e[14]*=t,e[3]*=t,e[7]*=t,e[11]*=t,e[15]*=t,this},applyToBufferAttribute:function(){var t=new l;return function(e){for(var n=0,i=e.count;n<i;n++)t.x=e.getX(n),t.y=e.getY(n),t.z=e.getZ(n),t.applyMatrix4(this),e.setXYZ(n,t.x,t.y,t.z);return e}}(),determinant:function(){var t=this.elements,e=t[0],n=t[4],i=t[8],r=t[12],o=t[1],a=t[5],s=t[9],c=t[13],u=t[2],l=t[6],h=t[10],d=t[14];return t[3]*(+r*s*l-i*c*l-r*a*h+n*c*h+i*a*d-n*s*d)+t[7]*(+e*s*d-e*c*h+r*o*h-i*o*d+i*c*u-r*s*u)+t[11]*(+e*c*l-e*a*d-r*o*l+n*o*d+r*a*u-n*c*u)+t[15]*(-i*a*u-e*s*l+e*a*h+i*o*l-n*o*h+n*s*u)},transpose:function(){var t,e=this.elements;return t=e[1],e[1]=e[4],e[4]=t,t=e[2],e[2]=e[8],e[8]=t,t=e[6],e[6]=e[9],e[9]=t,t=e[3],e[3]=e[12],e[12]=t,t=e[7],e[7]=e[13],e[13]=t,t=e[11],e[11]=e[14],e[14]=t,this},setPosition:function(t){var e=this.elements;return e[12]=t.x,e[13]=t.y,e[14]=t.z,this},getInverse:function(t,e){var n=this.elements,i=t.elements,r=i[0],o=i[1],a=i[2],s=i[3],c=i[4],u=i[5],l=i[6],h=i[7],d=i[8],p=i[9],f=i[10],m=i[11],g=i[12],v=i[13],y=i[14],_=i[15],x=p*y*h-v*f*h+v*l*m-u*y*m-p*l*_+u*f*_,b=g*f*h-d*y*h-g*l*m+c*y*m+d*l*_-c*f*_,w=d*v*h-g*p*h+g*u*m-c*v*m-d*u*_+c*p*_,E=g*p*l-d*v*l-g*u*f+c*v*f+d*u*y-c*p*y,M=r*x+o*b+a*w+s*E;if(0===M){var T="THREE.Matrix4.getInverse(): can't invert matrix, determinant is 0";if(!0===e)throw new Error(T);return console.warn(T),this.identity()}var S=1/M;return n[0]=x*S,n[1]=(v*f*s-p*y*s-v*a*m+o*y*m+p*a*_-o*f*_)*S,n[2]=(u*y*s-v*l*s+v*a*h-o*y*h-u*a*_+o*l*_)*S,n[3]=(p*l*s-u*f*s-p*a*h+o*f*h+u*a*m-o*l*m)*S,n[4]=b*S,n[5]=(d*y*s-g*f*s+g*a*m-r*y*m-d*a*_+r*f*_)*S,n[6]=(g*l*s-c*y*s-g*a*h+r*y*h+c*a*_-r*l*_)*S,n[7]=(c*f*s-d*l*s+d*a*h-r*f*h-c*a*m+r*l*m)*S,n[8]=w*S,n[9]=(g*p*s-d*v*s-g*o*m+r*v*m+d*o*_-r*p*_)*S,n[10]=(c*v*s-g*u*s+g*o*h-r*v*h-c*o*_+r*u*_)*S,n[11]=(d*u*s-c*p*s-d*o*h+r*p*h+c*o*m-r*u*m)*S,n[12]=E*S,n[13]=(d*v*a-g*p*a+g*o*f-r*v*f-d*o*y+r*p*y)*S,n[14]=(g*u*a-c*v*a-g*o*l+r*v*l+c*o*y-r*u*y)*S,n[15]=(c*p*a-d*u*a+d*o*l-r*p*l-c*o*f+r*u*f)*S,this},scale:function(t){var e=this.elements,n=t.x,i=t.y,r=t.z;return e[0]*=n,e[4]*=i,e[8]*=r,e[1]*=n,e[5]*=i,e[9]*=r,e[2]*=n,e[6]*=i,e[10]*=r,e[3]*=n,e[7]*=i,e[11]*=r,this},getMaxScaleOnAxis:function(){var t=this.elements,e=t[0]*t[0]+t[1]*t[1]+t[2]*t[2],n=t[4]*t[4]+t[5]*t[5]+t[6]*t[6],i=t[8]*t[8]+t[9]*t[9]+t[10]*t[10];return Math.sqrt(Math.max(e,n,i))},makeTranslation:function(t,e,n){return this.set(1,0,0,t,0,1,0,e,0,0,1,n,0,0,0,1),this},makeRotationX:function(t){var e=Math.cos(t),n=Math.sin(t);return this.set(1,0,0,0,0,e,-n,0,0,n,e,0,0,0,0,1),this},makeRotationY:function(t){var e=Math.cos(t),n=Math.sin(t);return this.set(e,0,n,0,0,1,0,0,-n,0,e,0,0,0,0,1),this},makeRotationZ:function(t){var e=Math.cos(t),n=Math.sin(t);return this.set(e,-n,0,0,n,e,0,0,0,0,1,0,0,0,0,1),this},makeRotationAxis:function(t,e){var n=Math.cos(e),i=Math.sin(e),r=1-n,o=t.x,a=t.y,s=t.z,c=r*o,u=r*a;return this.set(c*o+n,c*a-i*s,c*s+i*a,0,c*a+i*s,u*a+n,u*s-i*o,0,c*s-i*a,u*s+i*o,r*s*s+n,0,0,0,0,1),this},makeScale:function(t,e,n){return this.set(t,0,0,0,0,e,0,0,0,0,n,0,0,0,0,1),this},makeShear:function(t,e,n){return this.set(1,e,n,0,t,1,n,0,t,e,1,0,0,0,0,1),this},compose:function(t,e,n){return this.makeRotationFromQuaternion(e),this.scale(n),this.setPosition(t),this},decompose:function(){var t=new l,e=new h;return function(n,i,r){var o=this.elements,a=t.set(o[0],o[1],o[2]).length(),s=t.set(o[4],o[5],o[6]).length(),c=t.set(o[8],o[9],o[10]).length();this.determinant()<0&&(a=-a),n.x=o[12],n.y=o[13],n.z=o[14],e.copy(this);var u=1/a,l=1/s,h=1/c;return e.elements[0]*=u,e.elements[1]*=u,e.elements[2]*=u,e.elements[4]*=l,e.elements[5]*=l,e.elements[6]*=l,e.elements[8]*=h,e.elements[9]*=h,e.elements[10]*=h,i.setFromRotationMatrix(e),r.x=a,r.y=s,r.z=c,this}}(),makePerspective:function(t,e,n,i,r,o){void 0===o&&console.warn("THREE.Matrix4: .makePerspective() has been redefined and has a new signature. Please check the docs.");var a=this.elements,s=2*r/(e-t),c=2*r/(n-i),u=(e+t)/(e-t),l=(n+i)/(n-i),h=-(o+r)/(o-r),d=-2*o*r/(o-r);return a[0]=s,a[4]=0,a[8]=u,a[12]=0,a[1]=0,a[5]=c,a[9]=l,a[13]=0,a[2]=0,a[6]=0,a[10]=h,a[14]=d,a[3]=0,a[7]=0,a[11]=-1,a[15]=0,this},makeOrthographic:function(t,e,n,i,r,o){var a=this.elements,s=1/(e-t),c=1/(n-i),u=1/(o-r),l=(e+t)*s,h=(n+i)*c,d=(o+r)*u;return a[0]=2*s,a[4]=0,a[8]=0,a[12]=-l,a[1]=0,a[5]=2*c,a[9]=0,a[13]=-h,a[2]=0,a[6]=0,a[10]=-2*u,a[14]=-d,a[3]=0,a[7]=0,a[11]=0,a[15]=1,this},equals:function(t){for(var e=this.elements,n=t.elements,i=0;i<16;i++)if(e[i]!==n[i])return!1;return!0},fromArray:function(t,e){void 0===e&&(e=0);for(var n=0;n<16;n++)this.elements[n]=t[n+e];return this},toArray:function(t,e){void 0===t&&(t=[]),void 0===e&&(e=0);var n=this.elements;return t[e]=n[0],t[e+1]=n[1],t[e+2]=n[2],t[e+3]=n[3],t[e+4]=n[4],t[e+5]=n[5],t[e+6]=n[6],t[e+7]=n[7],t[e+8]=n[8],t[e+9]=n[9],t[e+10]=n[10],t[e+11]=n[11],t[e+12]=n[12],t[e+13]=n[13],t[e+14]=n[14],t[e+15]=n[15],t}}),d.prototype=Object.create(o.prototype),d.prototype.constructor=d,d.prototype.isDataTexture=!0,p.prototype=Object.create(o.prototype),p.prototype.constructor=p,p.prototype.isCubeTexture=!0,Object.defineProperty(p.prototype,"images",{get:function(){return this.image},set:function(t){this.image=t}});var Ts=new o,Ss=new p,As=[],Rs=[],Ls=new Float32Array(16),Cs=new Float32Array(9);j.prototype.setValue=function(t,e){for(var n=this.seq,i=0,r=n.length;i!==r;++i){var o=n[i];o.setValue(t,e[o.id])}};var Ps=/([\w\d_]+)(\])?(\[|\.)?/g;Y.prototype.setValue=function(t,e,n){var i=this.map[e];void 0!==i&&i.setValue(t,n,this.renderer)},Y.prototype.setOptional=function(t,e,n){var i=e[n];void 0!==i&&this.setValue(t,n,i)},Y.upload=function(t,e,n,i){for(var r=0,o=e.length;r!==o;++r){var a=e[r],s=n[a.id];!1!==s.needsUpdate&&a.setValue(t,s.value,i)}},Y.seqWithValue=function(t,e){for(var n=[],i=0,r=t.length;i!==r;++i){var o=t[i];o.id in e&&n.push(o)}return n};var Os={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,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};Object.assign(q.prototype,{isColor:!0,r:1,g:1,b:1,set:function(t){return t&&t.isColor?this.copy(t):"number"==typeof t?this.setHex(t):"string"==typeof t&&this.setStyle(t),this},setScalar:function(t){return this.r=t,this.g=t,this.b=t,this},setHex:function(t){return t=Math.floor(t),this.r=(t>>16&255)/255,this.g=(t>>8&255)/255,this.b=(255&t)/255,this},setRGB:function(t,e,n){return this.r=t,this.g=e,this.b=n,this},setHSL:function(){function t(t,e,n){return n<0&&(n+=1),n>1&&(n-=1),n<1/6?t+6*(e-t)*n:n<.5?e:n<2/3?t+6*(e-t)*(2/3-n):t}return function(e,n,i){if(e=Es.euclideanModulo(e,1),n=Es.clamp(n,0,1),i=Es.clamp(i,0,1),0===n)this.r=this.g=this.b=i;else{var r=i<=.5?i*(1+n):i+n-i*n,o=2*i-r;this.r=t(o,r,e+1/3),this.g=t(o,r,e),this.b=t(o,r,e-1/3)}return this}}(),setStyle:function(t){function e(e){void 0!==e&&parseFloat(e)<1&&console.warn("THREE.Color: Alpha component of "+t+" will be ignored.")}var n;if(n=/^((?:rgb|hsl)a?)\(\s*([^\)]*)\)/.exec(t)){var 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a(0,0,1,1)},specularMap:{value:null},alphaMap:{value:null},envMap:{value:null},flipEnvMap:{value:-1},reflectivity:{value:1},refractionRatio:{value:.98}},aomap:{aoMap:{value:null},aoMapIntensity:{value:1}},lightmap:{lightMap:{value:null},lightMapIntensity:{value:1}},emissivemap:{emissiveMap:{value:null}},bumpmap:{bumpMap:{value:null},bumpScale:{value:1}},normalmap:{normalMap:{value:null},normalScale:{value:new r(1,1)}},displacementmap:{displacementMap:{value:null},displacementScale:{value:1},displacementBias:{value:0}},roughnessmap:{roughnessMap:{value:null}},metalnessmap:{metalnessMap:{value:null}},gradientmap:{gradientMap:{value:null}},fog:{fogDensity:{value:25e-5},fogNear:{value:1},fogFar:{value:2e3},fogColor:{value:new 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e={},n=0;n<t.length;n++){var i=this.clone(t[n]);for(var r in i)e[r]=i[r]}return e},clone:function(t){var e={};for(var n in t){e[n]={};for(var i in t[n]){var r=t[n][i];r&&(r.isColor||r.isMatrix3||r.isMatrix4||r.isVector2||r.isVector3||r.isVector4||r.isTexture)?e[n][i]=r.clone():Array.isArray(r)?e[n][i]=r.slice():e[n][i]=r}}return e}},Us={alphamap_fragment:"#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, vUv ).g;\n#endif\n",alphamap_pars_fragment:"#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif\n",alphatest_fragment:"#ifdef ALPHATEST\n\tif ( diffuseColor.a < ALPHATEST ) discard;\n#endif\n",aomap_fragment:"#ifdef USE_AOMAP\n\tfloat ambientOcclusion = ( texture2D( aoMap, vUv2 ).r - 1.0 ) * aoMapIntensity + 1.0;\n\treflectedLight.indirectDiffuse *= ambientOcclusion;\n\t#if defined( USE_ENVMAP ) && defined( PHYSICAL )\n\t\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\t\treflectedLight.indirectSpecular *= computeSpecularOcclusion( dotNV, ambientOcclusion, material.specularRoughness );\n\t#endif\n#endif\n",aomap_pars_fragment:"#ifdef USE_AOMAP\n\tuniform sampler2D aoMap;\n\tuniform float aoMapIntensity;\n#endif",begin_vertex:"\nvec3 transformed = vec3( position );\n",beginnormal_vertex:"\nvec3 objectNormal = vec3( normal );\n",bsdfs:"float punctualLightIntensityToIrradianceFactor( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {\n\tif( decayExponent > 0.0 ) {\n#if defined ( PHYSICALLY_CORRECT_LIGHTS )\n\t\tfloat distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );\n\t\tfloat maxDistanceCutoffFactor = pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n\t\treturn distanceFalloff * maxDistanceCutoffFactor;\n#else\n\t\treturn pow( saturate( -lightDistance / cutoffDistance + 1.0 ), decayExponent );\n#endif\n\t}\n\treturn 1.0;\n}\nvec3 BRDF_Diffuse_Lambert( const in vec3 diffuseColor ) {\n\treturn RECIPROCAL_PI * diffuseColor;\n}\nvec3 F_Schlick( const in vec3 specularColor, const in float dotLH ) {\n\tfloat fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );\n\treturn ( 1.0 - specularColor ) * fresnel + specularColor;\n}\nfloat G_GGX_Smith( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\tfloat gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\treturn 1.0 / ( gl * gv );\n}\nfloat G_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}\nvec3 BRDF_Specular_GGX( const in IncidentLight incidentLight, const in GeometricContext geometry, const in vec3 specularColor, const in float roughness ) {\n\tfloat alpha = pow2( roughness );\n\tvec3 halfDir = normalize( incidentLight.direction + geometry.viewDir );\n\tfloat dotNL = saturate( dot( geometry.normal, incidentLight.direction ) );\n\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\tfloat dotNH = saturate( dot( geometry.normal, halfDir ) );\n\tfloat dotLH = saturate( dot( incidentLight.direction, halfDir ) );\n\tvec3 F = F_Schlick( specularColor, dotLH );\n\tfloat G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\tfloat D = D_GGX( alpha, dotNH );\n\treturn F * ( G * 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 theta = acos( dot( N, V ) );\n\tvec2 uv = vec2(\n\t\tsqrt( saturate( roughness ) ),\n\t\tsaturate( theta / ( 0.5 * PI ) ) );\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 = 0.86267 + (0.49788 + 0.01436 * y ) * y;\n\tfloat b = 3.45068 + (4.18814 + y) * y;\n\tfloat v = a / b;\n\tfloat theta_sintheta = (x > 0.0) ? v : 0.5 * inversesqrt( 1.0 - x * x ) - 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 * transpose( 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\tvec3 result = vec3( LTC_ClippedSphereFormFactor( vectorFormFactor ) );\n\treturn result;\n}\nvec3 BRDF_Specular_GGX_Environment( const in GeometricContext geometry, const in vec3 specularColor, const in float roughness ) {\n\tfloat dotNV = saturate( dot( geometry.normal, geometry.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 AB = vec2( -1.04, 1.04 ) * a004 + r.zw;\n\treturn specularColor * AB.x + AB.y;\n}\nfloat 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_Specular_BlinnPhong( const in IncidentLight incidentLight, const in GeometricContext geometry, const in vec3 specularColor, const in float shininess ) {\n\tvec3 halfDir = normalize( incidentLight.direction + geometry.viewDir );\n\tfloat dotNH = saturate( dot( geometry.normal, halfDir ) );\n\tfloat dotLH = saturate( dot( incidentLight.direction, halfDir ) );\n\tvec3 F = F_Schlick( specularColor, dotLH );\n\tfloat G = G_BlinnPhong_Implicit( );\n\tfloat D = D_BlinnPhong( shininess, dotNH );\n\treturn F * ( G * D );\n}\nfloat GGXRoughnessToBlinnExponent( const in float ggxRoughness ) {\n\treturn ( 2.0 / pow2( ggxRoughness + 0.0001 ) - 2.0 );\n}\nfloat BlinnExponentToGGXRoughness( const in float blinnExponent ) {\n\treturn sqrt( 2.0 / ( blinnExponent + 2.0 ) );\n}\n",bumpmap_pars_fragment:"#ifdef USE_BUMPMAP\n\tuniform sampler2D bumpMap;\n\tuniform float bumpScale;\n\tvec2 dHdxy_fwd() {\n\t\tvec2 dSTdx = dFdx( vUv );\n\t\tvec2 dSTdy = dFdy( vUv );\n\t\tfloat Hll = bumpScale * texture2D( bumpMap, vUv ).x;\n\t\tfloat dBx = bumpScale * texture2D( bumpMap, vUv + dSTdx ).x - Hll;\n\t\tfloat dBy = bumpScale * texture2D( bumpMap, vUv + dSTdy ).x - Hll;\n\t\treturn vec2( dBx, dBy );\n\t}\n\tvec3 perturbNormalArb( vec3 surf_pos, vec3 surf_norm, vec2 dHdxy ) {\n\t\tvec3 vSigmaX = dFdx( surf_pos );\n\t\tvec3 vSigmaY = dFdy( surf_pos );\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 );\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\n",clipping_planes_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; ++ i ) {\n\t\tvec4 plane = clippingPlanes[ i ];\n\t\tif ( dot( vViewPosition, plane.xyz ) > plane.w ) discard;\n\t}\n\t\t\n\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\tbool clipped = true;\n\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; ++ i ) {\n\t\t\tvec4 plane = clippingPlanes[ i ];\n\t\t\tclipped = ( dot( vViewPosition, plane.xyz ) > plane.w ) && clipped;\n\t\t}\n\t\tif ( clipped ) discard;\n\t\n\t#endif\n#endif\n",clipping_planes_pars_fragment:"#if NUM_CLIPPING_PLANES > 0\n\t#if ! defined( PHYSICAL ) && ! defined( PHONG )\n\t\tvarying vec3 vViewPosition;\n\t#endif\n\tuniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif\n",clipping_planes_pars_vertex:"#if NUM_CLIPPING_PLANES > 0 && ! defined( PHYSICAL ) && ! defined( PHONG )\n\tvarying vec3 vViewPosition;\n#endif\n",clipping_planes_vertex:"#if NUM_CLIPPING_PLANES > 0 && ! defined( PHYSICAL ) && ! defined( PHONG )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n",color_fragment:"#ifdef USE_COLOR\n\tdiffuseColor.rgb *= vColor;\n#endif",color_pars_fragment:"#ifdef USE_COLOR\n\tvarying vec3 vColor;\n#endif\n",color_pars_vertex:"#ifdef USE_COLOR\n\tvarying vec3 vColor;\n#endif",color_vertex:"#ifdef USE_COLOR\n\tvColor.xyz = color.xyz;\n#endif",common:"#define PI 3.14159265359\n#define PI2 6.28318530718\n#define PI_HALF 1.5707963267949\n#define RECIPROCAL_PI 0.31830988618\n#define RECIPROCAL_PI2 0.15915494\n#define LOG2 1.442695\n#define EPSILON 1e-6\n#define saturate(a) clamp( a, 0.0, 1.0 )\n#define whiteCompliment(a) ( 1.0 - saturate( a ) )\nfloat pow2( const in float 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 average( const in vec3 color ) { return dot( color, vec3( 0.3333 ) ); }\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}\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};\nstruct GeometricContext {\n\tvec3 position;\n\tvec3 normal;\n\tvec3 viewDir;\n};\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}\nvec3 projectOnPlane(in vec3 point, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\tfloat distance = dot( planeNormal, point - pointOnPlane );\n\treturn - distance * planeNormal + point;\n}\nfloat sideOfPlane( in vec3 point, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\treturn sign( dot( point - pointOnPlane, planeNormal ) );\n}\nvec3 linePlaneIntersect( in vec3 pointOnLine, in vec3 lineDirection, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\treturn lineDirection * ( dot( planeNormal, pointOnPlane - pointOnLine ) / dot( planeNormal, lineDirection ) ) + pointOnLine;\n}\nmat3 transpose( const in mat3 v ) {\n\tmat3 tmp;\n\ttmp[0] = vec3(v[0].x, v[1].x, v[2].x);\n\ttmp[1] = vec3(v[0].y, v[1].y, v[2].y);\n\ttmp[2] = vec3(v[0].z, v[1].z, v[2].z);\n\treturn tmp;\n}\n",cube_uv_reflection_fragment:"#ifdef ENVMAP_TYPE_CUBE_UV\n#define cubeUV_textureSize (1024.0)\nint getFaceFromDirection(vec3 direction) {\n\tvec3 absDirection = abs(direction);\n\tint face = -1;\n\tif( absDirection.x > absDirection.z ) {\n\t\tif(absDirection.x > absDirection.y )\n\t\t\tface = direction.x > 0.0 ? 0 : 3;\n\t\telse\n\t\t\tface = direction.y > 0.0 ? 1 : 4;\n\t}\n\telse {\n\t\tif(absDirection.z > absDirection.y )\n\t\t\tface = direction.z > 0.0 ? 2 : 5;\n\t\telse\n\t\t\tface = direction.y > 0.0 ? 1 : 4;\n\t}\n\treturn face;\n}\n#define cubeUV_maxLods1  (log2(cubeUV_textureSize*0.25) - 1.0)\n#define cubeUV_rangeClamp (exp2((6.0 - 1.0) * 2.0))\nvec2 MipLevelInfo( vec3 vec, float roughnessLevel, float roughness ) {\n\tfloat scale = exp2(cubeUV_maxLods1 - roughnessLevel);\n\tfloat dxRoughness = dFdx(roughness);\n\tfloat dyRoughness = dFdy(roughness);\n\tvec3 dx = dFdx( vec * scale * dxRoughness );\n\tvec3 dy = dFdy( vec * scale * dyRoughness );\n\tfloat d = max( dot( dx, dx ), dot( dy, dy ) );\n\td = clamp(d, 1.0, cubeUV_rangeClamp);\n\tfloat mipLevel = 0.5 * log2(d);\n\treturn vec2(floor(mipLevel), fract(mipLevel));\n}\n#define cubeUV_maxLods2 (log2(cubeUV_textureSize*0.25) - 2.0)\n#define cubeUV_rcpTextureSize (1.0 / cubeUV_textureSize)\nvec2 getCubeUV(vec3 direction, float roughnessLevel, float mipLevel) {\n\tmipLevel = roughnessLevel > cubeUV_maxLods2 - 3.0 ? 0.0 : mipLevel;\n\tfloat a = 16.0 * cubeUV_rcpTextureSize;\n\tvec2 exp2_packed = exp2( vec2( roughnessLevel, mipLevel ) );\n\tvec2 rcp_exp2_packed = vec2( 1.0 ) / exp2_packed;\n\tfloat powScale = exp2_packed.x * exp2_packed.y;\n\tfloat scale = rcp_exp2_packed.x * rcp_exp2_packed.y * 0.25;\n\tfloat mipOffset = 0.75*(1.0 - rcp_exp2_packed.y) * rcp_exp2_packed.x;\n\tbool bRes = mipLevel == 0.0;\n\tscale =  bRes && (scale < a) ? a : scale;\n\tvec3 r;\n\tvec2 offset;\n\tint face = getFaceFromDirection(direction);\n\tfloat rcpPowScale = 1.0 / powScale;\n\tif( face == 0) {\n\t\tr = vec3(direction.x, -direction.z, direction.y);\n\t\toffset = vec2(0.0+mipOffset,0.75 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ? a : offset.y;\n\t}\n\telse if( face == 1) {\n\t\tr = vec3(direction.y, direction.x, direction.z);\n\t\toffset = vec2(scale+mipOffset, 0.75 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ? a : offset.y;\n\t}\n\telse if( face == 2) {\n\t\tr = vec3(direction.z, direction.x, direction.y);\n\t\toffset = vec2(2.0*scale+mipOffset, 0.75 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ? a : offset.y;\n\t}\n\telse if( face == 3) {\n\t\tr = vec3(direction.x, direction.z, direction.y);\n\t\toffset = vec2(0.0+mipOffset,0.5 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ? 0.0 : offset.y;\n\t}\n\telse if( face == 4) {\n\t\tr = vec3(direction.y, direction.x, -direction.z);\n\t\toffset = vec2(scale+mipOffset, 0.5 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ? 0.0 : offset.y;\n\t}\n\telse {\n\t\tr = vec3(direction.z, -direction.x, direction.y);\n\t\toffset = vec2(2.0*scale+mipOffset, 0.5 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ? 0.0 : offset.y;\n\t}\n\tr = normalize(r);\n\tfloat texelOffset = 0.5 * cubeUV_rcpTextureSize;\n\tvec2 s = ( r.yz / abs( r.x ) + vec2( 1.0 ) ) * 0.5;\n\tvec2 base = offset + vec2( texelOffset );\n\treturn base + s * ( scale - 2.0 * texelOffset );\n}\n#define cubeUV_maxLods3 (log2(cubeUV_textureSize*0.25) - 3.0)\nvec4 textureCubeUV(vec3 reflectedDirection, float roughness ) {\n\tfloat roughnessVal = roughness* cubeUV_maxLods3;\n\tfloat r1 = floor(roughnessVal);\n\tfloat r2 = r1 + 1.0;\n\tfloat t = fract(roughnessVal);\n\tvec2 mipInfo = MipLevelInfo(reflectedDirection, r1, roughness);\n\tfloat s = mipInfo.y;\n\tfloat level0 = mipInfo.x;\n\tfloat level1 = level0 + 1.0;\n\tlevel1 = level1 > 5.0 ? 5.0 : level1;\n\tlevel0 += min( floor( s + 0.5 ), 5.0 );\n\tvec2 uv_10 = getCubeUV(reflectedDirection, r1, level0);\n\tvec4 color10 = envMapTexelToLinear(texture2D(envMap, uv_10));\n\tvec2 uv_20 = getCubeUV(reflectedDirection, r2, level0);\n\tvec4 color20 = envMapTexelToLinear(texture2D(envMap, uv_20));\n\tvec4 result = mix(color10, color20, t);\n\treturn vec4(result.rgb, 1.0);\n}\n#endif\n",defaultnormal_vertex:"#ifdef FLIP_SIDED\n\tobjectNormal = -objectNormal;\n#endif\nvec3 transformedNormal = normalMatrix * objectNormal;\n",displacementmap_pars_vertex:"#ifdef USE_DISPLACEMENTMAP\n\tuniform sampler2D displacementMap;\n\tuniform float displacementScale;\n\tuniform float displacementBias;\n#endif\n",displacementmap_vertex:"#ifdef USE_DISPLACEMENTMAP\n\ttransformed += normal * ( texture2D( displacementMap, uv ).x * displacementScale + displacementBias );\n#endif\n",emissivemap_fragment:"#ifdef USE_EMISSIVEMAP\n\tvec4 emissiveColor = texture2D( emissiveMap, vUv );\n\temissiveColor.rgb = emissiveMapTexelToLinear( emissiveColor ).rgb;\n\ttotalEmissiveRadiance *= emissiveColor.rgb;\n#endif\n",emissivemap_pars_fragment:"#ifdef USE_EMISSIVEMAP\n\tuniform sampler2D emissiveMap;\n#endif\n",encodings_fragment:"  gl_FragColor = linearToOutputTexel( gl_FragColor );\n",encodings_pars_fragment:"\nvec4 LinearToLinear( in vec4 value ) {\n\treturn value;\n}\nvec4 GammaToLinear( in vec4 value, in float gammaFactor ) {\n\treturn vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );\n}\nvec4 LinearToGamma( in vec4 value, in float gammaFactor ) {\n\treturn vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );\n}\nvec4 sRGBToLinear( 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.w );\n}\nvec4 LinearTosRGB( 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.w );\n}\nvec4 RGBEToLinear( in vec4 value ) {\n\treturn vec4( value.rgb * exp2( value.a * 255.0 - 128.0 ), 1.0 );\n}\nvec4 LinearToRGBE( in vec4 value ) {\n\tfloat maxComponent = max( max( value.r, value.g ), value.b );\n\tfloat fExp = clamp( ceil( log2( maxComponent ) ), -128.0, 127.0 );\n\treturn vec4( value.rgb / exp2( fExp ), ( fExp + 128.0 ) / 255.0 );\n}\nvec4 RGBMToLinear( in vec4 value, in float maxRange ) {\n\treturn vec4( value.xyz * value.w * maxRange, 1.0 );\n}\nvec4 LinearToRGBM( in vec4 value, in float maxRange ) {\n\tfloat maxRGB = max( value.x, max( value.g, value.b ) );\n\tfloat M      = clamp( maxRGB / maxRange, 0.0, 1.0 );\n\tM            = ceil( M * 255.0 ) / 255.0;\n\treturn vec4( value.rgb / ( M * maxRange ), M );\n}\nvec4 RGBDToLinear( in vec4 value, in float maxRange ) {\n\treturn vec4( value.rgb * ( ( maxRange / 255.0 ) / value.a ), 1.0 );\n}\nvec4 LinearToRGBD( in vec4 value, in float maxRange ) {\n\tfloat maxRGB = max( value.x, max( value.g, value.b ) );\n\tfloat D      = max( maxRange / maxRGB, 1.0 );\n\tD            = min( floor( D ) / 255.0, 1.0 );\n\treturn vec4( value.rgb * ( D * ( 255.0 / maxRange ) ), D );\n}\nconst mat3 cLogLuvM = mat3( 0.2209, 0.3390, 0.4184, 0.1138, 0.6780, 0.7319, 0.0102, 0.1130, 0.2969 );\nvec4 LinearToLogLuv( in vec4 value )  {\n\tvec3 Xp_Y_XYZp = value.rgb * cLogLuvM;\n\tXp_Y_XYZp = max(Xp_Y_XYZp, vec3(1e-6, 1e-6, 1e-6));\n\tvec4 vResult;\n\tvResult.xy = Xp_Y_XYZp.xy / Xp_Y_XYZp.z;\n\tfloat Le = 2.0 * log2(Xp_Y_XYZp.y) + 127.0;\n\tvResult.w = fract(Le);\n\tvResult.z = (Le - (floor(vResult.w*255.0))/255.0)/255.0;\n\treturn vResult;\n}\nconst mat3 cLogLuvInverseM = mat3( 6.0014, -2.7008, -1.7996, -1.3320, 3.1029, -5.7721, 0.3008, -1.0882, 5.6268 );\nvec4 LogLuvToLinear( in vec4 value ) {\n\tfloat Le = value.z * 255.0 + value.w;\n\tvec3 Xp_Y_XYZp;\n\tXp_Y_XYZp.y = exp2((Le - 127.0) / 2.0);\n\tXp_Y_XYZp.z = Xp_Y_XYZp.y / value.y;\n\tXp_Y_XYZp.x = value.x * Xp_Y_XYZp.z;\n\tvec3 vRGB = Xp_Y_XYZp.rgb * cLogLuvInverseM;\n\treturn vec4( max(vRGB, 0.0), 1.0 );\n}\n",envmap_fragment:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG )\n\t\tvec3 cameraToVertex = normalize( vWorldPosition - cameraPosition );\n\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( cameraToVertex, worldNormal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( cameraToVertex, 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, flipNormal * vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );\n\t#elif defined( ENVMAP_TYPE_EQUIREC )\n\t\tvec2 sampleUV;\n\t\tsampleUV.y = saturate( flipNormal * reflectVec.y * 0.5 + 0.5 );\n\t\tsampleUV.x = atan( flipNormal * reflectVec.z, flipNormal * reflectVec.x ) * RECIPROCAL_PI2 + 0.5;\n\t\tvec4 envColor = texture2D( envMap, sampleUV );\n\t#elif defined( ENVMAP_TYPE_SPHERE )\n\t\tvec3 reflectView = flipNormal * normalize( ( viewMatrix * vec4( reflectVec, 0.0 ) ).xyz + vec3( 0.0, 0.0, 1.0 ) );\n\t\tvec4 envColor = texture2D( envMap, reflectView.xy * 0.5 + 0.5 );\n\t#else\n\t\tvec4 envColor = vec4( 0.0 );\n\t#endif\n\tenvColor = envMapTexelToLinear( envColor );\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\n",envmap_pars_fragment:"#if defined( USE_ENVMAP ) || defined( PHYSICAL )\n\tuniform float reflectivity;\n\tuniform float envMapIntensity;\n#endif\n#ifdef USE_ENVMAP\n\t#if ! defined( PHYSICAL ) && ( defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) )\n\t\tvarying vec3 vWorldPosition;\n\t#endif\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tuniform samplerCube envMap;\n\t#else\n\t\tuniform sampler2D envMap;\n\t#endif\n\tuniform float flipEnvMap;\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( PHYSICAL )\n\t\tuniform float refractionRatio;\n\t#else\n\t\tvarying vec3 vReflect;\n\t#endif\n#endif\n",envmap_pars_vertex:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG )\n\t\tvarying vec3 vWorldPosition;\n\t#else\n\t\tvarying vec3 vReflect;\n\t\tuniform float refractionRatio;\n\t#endif\n#endif\n",envmap_vertex:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG )\n\t\tvWorldPosition = worldPosition.xyz;\n\t#else\n\t\tvec3 cameraToVertex = normalize( worldPosition.xyz - cameraPosition );\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\n",fog_vertex:"\n#ifdef USE_FOG\nfogDepth = -mvPosition.z;\n#endif",fog_pars_vertex:"#ifdef USE_FOG\n  varying float fogDepth;\n#endif\n",fog_fragment:"#ifdef USE_FOG\n\t#ifdef FOG_EXP2\n\t\tfloat fogFactor = whiteCompliment( exp2( - fogDensity * fogDensity * fogDepth * fogDepth * LOG2 ) );\n\t#else\n\t\tfloat fogFactor = smoothstep( fogNear, fogFar, fogDepth );\n\t#endif\n\tgl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );\n#endif\n",fog_pars_fragment:"#ifdef USE_FOG\n\tuniform vec3 fogColor;\n\tvarying float fogDepth;\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\n",gradientmap_pars_fragment:"#ifdef TOON\n\tuniform sampler2D gradientMap;\n\tvec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {\n\t\tfloat dotNL = dot( normal, lightDirection );\n\t\tvec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );\n\t\t#ifdef USE_GRADIENTMAP\n\t\t\treturn texture2D( gradientMap, coord ).rgb;\n\t\t#else\n\t\t\treturn ( coord.x < 0.7 ) ? vec3( 0.7 ) : vec3( 1.0 );\n\t\t#endif\n\t}\n#endif\n",lightmap_fragment:"#ifdef USE_LIGHTMAP\n\treflectedLight.indirectDiffuse += PI * texture2D( lightMap, vUv2 ).xyz * lightMapIntensity;\n#endif\n",lightmap_pars_fragment:"#ifdef USE_LIGHTMAP\n\tuniform sampler2D lightMap;\n\tuniform float lightMapIntensity;\n#endif",lights_lambert_vertex:"vec3 diffuse = vec3( 1.0 );\nGeometricContext geometry;\ngeometry.position = mvPosition.xyz;\ngeometry.normal = normalize( transformedNormal );\ngeometry.viewDir = normalize( -mvPosition.xyz );\nGeometricContext backGeometry;\nbackGeometry.position = geometry.position;\nbackGeometry.normal = -geometry.normal;\nbackGeometry.viewDir = geometry.viewDir;\nvLightFront = vec3( 0.0 );\n#ifdef DOUBLE_SIDED\n\tvLightBack = vec3( 0.0 );\n#endif\nIncidentLight directLight;\nfloat dotNL;\nvec3 directLightColor_Diffuse;\n#if NUM_POINT_LIGHTS > 0\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tgetPointDirectLightIrradiance( pointLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tgetSpotDirectLightIrradiance( spotLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n#endif\n#if NUM_DIR_LIGHTS > 0\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tgetDirectionalDirectLightIrradiance( directionalLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\tvLightFront += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry );\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += getHemisphereLightIrradiance( hemisphereLights[ i ], backGeometry );\n\t\t#endif\n\t}\n#endif\n",lights_pars:"uniform vec3 ambientLightColor;\nvec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {\n\tvec3 irradiance = ambientLightColor;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\treturn irradiance;\n}\n#if NUM_DIR_LIGHTS > 0\n\tstruct DirectionalLight {\n\t\tvec3 direction;\n\t\tvec3 color;\n\t\tint shadow;\n\t\tfloat shadowBias;\n\t\tfloat shadowRadius;\n\t\tvec2 shadowMapSize;\n\t};\n\tuniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];\n\tvoid getDirectionalDirectLightIrradiance( const in DirectionalLight directionalLight, const in GeometricContext geometry, out IncidentLight directLight ) {\n\t\tdirectLight.color = directionalLight.color;\n\t\tdirectLight.direction = directionalLight.direction;\n\t\tdirectLight.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\tint shadow;\n\t\tfloat shadowBias;\n\t\tfloat shadowRadius;\n\t\tvec2 shadowMapSize;\n\t};\n\tuniform PointLight pointLights[ NUM_POINT_LIGHTS ];\n\tvoid getPointDirectLightIrradiance( const in PointLight pointLight, const in GeometricContext geometry, out IncidentLight directLight ) {\n\t\tvec3 lVector = pointLight.position - geometry.position;\n\t\tdirectLight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tdirectLight.color = pointLight.color;\n\t\tdirectLight.color *= punctualLightIntensityToIrradianceFactor( lightDistance, pointLight.distance, pointLight.decay );\n\t\tdirectLight.visible = ( directLight.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\tint shadow;\n\t\tfloat shadowBias;\n\t\tfloat shadowRadius;\n\t\tvec2 shadowMapSize;\n\t};\n\tuniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];\n\tvoid getSpotDirectLightIrradiance( const in SpotLight spotLight, const in GeometricContext geometry, out IncidentLight directLight  ) {\n\t\tvec3 lVector = spotLight.position - geometry.position;\n\t\tdirectLight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tfloat angleCos = dot( directLight.direction, spotLight.direction );\n\t\tif ( angleCos > spotLight.coneCos ) {\n\t\t\tfloat spotEffect = smoothstep( spotLight.coneCos, spotLight.penumbraCos, angleCos );\n\t\t\tdirectLight.color = spotLight.color;\n\t\t\tdirectLight.color *= spotEffect * punctualLightIntensityToIrradianceFactor( lightDistance, spotLight.distance, spotLight.decay );\n\t\t\tdirectLight.visible = true;\n\t\t} else {\n\t\t\tdirectLight.color = vec3( 0.0 );\n\t\t\tdirectLight.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 ltcMat;\tuniform sampler2D ltcMag;\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 GeometricContext geometry ) {\n\t\tfloat dotNL = dot( geometry.normal, hemiLight.direction );\n\t\tfloat hemiDiffuseWeight = 0.5 * dotNL + 0.5;\n\t\tvec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\t\tirradiance *= PI;\n\t\t#endif\n\t\treturn irradiance;\n\t}\n#endif\n#if defined( USE_ENVMAP ) && defined( PHYSICAL )\n\tvec3 getLightProbeIndirectIrradiance( const in GeometricContext geometry, const in int maxMIPLevel ) {\n\t\tvec3 worldNormal = inverseTransformDirection( geometry.normal, viewMatrix );\n\t\t#ifdef ENVMAP_TYPE_CUBE\n\t\t\tvec3 queryVec = vec3( flipEnvMap * worldNormal.x, worldNormal.yz );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = textureCubeLodEXT( envMap, queryVec, float( maxMIPLevel ) );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = textureCube( envMap, queryVec, float( maxMIPLevel ) );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\t\tvec3 queryVec = vec3( flipEnvMap * worldNormal.x, worldNormal.yz );\n\t\t\tvec4 envMapColor = textureCubeUV( queryVec, 1.0 );\n\t\t#else\n\t\t\tvec4 envMapColor = vec4( 0.0 );\n\t\t#endif\n\t\treturn PI * envMapColor.rgb * envMapIntensity;\n\t}\n\tfloat getSpecularMIPLevel( const in float blinnShininessExponent, const in int maxMIPLevel ) {\n\t\tfloat maxMIPLevelScalar = float( maxMIPLevel );\n\t\tfloat desiredMIPLevel = maxMIPLevelScalar - 0.79248 - 0.5 * log2( pow2( blinnShininessExponent ) + 1.0 );\n\t\treturn clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );\n\t}\n\tvec3 getLightProbeIndirectRadiance( const in GeometricContext geometry, const in float blinnShininessExponent, const in int maxMIPLevel ) {\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( -geometry.viewDir, geometry.normal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( -geometry.viewDir, geometry.normal, refractionRatio );\n\t\t#endif\n\t\treflectVec = inverseTransformDirection( reflectVec, viewMatrix );\n\t\tfloat specularMIPLevel = getSpecularMIPLevel( blinnShininessExponent, maxMIPLevel );\n\t\t#ifdef ENVMAP_TYPE_CUBE\n\t\t\tvec3 queryReflectVec = vec3( flipEnvMap * reflectVec.x, reflectVec.yz );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = textureCubeLodEXT( envMap, queryReflectVec, specularMIPLevel );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = textureCube( envMap, queryReflectVec, specularMIPLevel );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\t\tvec3 queryReflectVec = vec3( flipEnvMap * reflectVec.x, reflectVec.yz );\n\t\t\tvec4 envMapColor = textureCubeUV(queryReflectVec, BlinnExponentToGGXRoughness(blinnShininessExponent));\n\t\t#elif defined( ENVMAP_TYPE_EQUIREC )\n\t\t\tvec2 sampleUV;\n\t\t\tsampleUV.y = saturate( reflectVec.y * 0.5 + 0.5 );\n\t\t\tsampleUV.x = atan( reflectVec.z, reflectVec.x ) * RECIPROCAL_PI2 + 0.5;\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = texture2DLodEXT( envMap, sampleUV, specularMIPLevel );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = texture2D( envMap, sampleUV, specularMIPLevel );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#elif defined( ENVMAP_TYPE_SPHERE )\n\t\t\tvec3 reflectView = normalize( ( viewMatrix * vec4( reflectVec, 0.0 ) ).xyz + vec3( 0.0,0.0,1.0 ) );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = texture2DLodEXT( envMap, reflectView.xy * 0.5 + 0.5, specularMIPLevel );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = texture2D( envMap, reflectView.xy * 0.5 + 0.5, specularMIPLevel );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#endif\n\t\treturn envMapColor.rgb * envMapIntensity;\n\t}\n#endif\n",lights_phong_fragment:"BlinnPhongMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;\n",lights_phong_pars_fragment:"varying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\nstruct BlinnPhongMaterial {\n\tvec3\tdiffuseColor;\n\tvec3\tspecularColor;\n\tfloat\tspecularShininess;\n\tfloat\tspecularStrength;\n};\n#if NUM_RECT_AREA_LIGHTS > 0\n\tvoid RE_Direct_RectArea_BlinnPhong( const in RectAreaLight rectAreaLight, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\t\tvec3 normal = geometry.normal;\n\t\tvec3 viewDir = geometry.viewDir;\n\t\tvec3 position = geometry.position;\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 = BlinnExponentToGGXRoughness( material.specularShininess );\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\tfloat norm = texture2D( ltcMag, uv ).a;\n\t\tvec4 t = texture2D( ltcMat, uv );\n\t\tmat3 mInv = mat3(\n\t\t\tvec3(   1,   0, t.y ),\n\t\t\tvec3(   0, t.z,   0 ),\n\t\t\tvec3( t.w,   0, t.x )\n\t\t);\n\t\treflectedLight.directSpecular += lightColor * material.specularColor * norm * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );\n\t\treflectedLight.directDiffuse += lightColor * material.diffuseColor * LTC_Evaluate( normal, viewDir, position, mat3( 1 ), rectCoords );\n\t}\n#endif\nvoid RE_Direct_BlinnPhong( const in IncidentLight directLight, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\t#ifdef TOON\n\t\tvec3 irradiance = getGradientIrradiance( geometry.normal, directLight.direction ) * directLight.color;\n\t#else\n\t\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\t\tvec3 irradiance = dotNL * directLight.color;\n\t#endif\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\treflectedLight.directDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_Specular_BlinnPhong( directLight, geometry, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_BlinnPhong\n#define RE_Direct_RectArea\t\tRE_Direct_RectArea_BlinnPhong\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_BlinnPhong\n#define Material_LightProbeLOD( material )\t(0)\n",lights_physical_fragment:"PhysicalMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb * ( 1.0 - metalnessFactor );\nmaterial.specularRoughness = clamp( roughnessFactor, 0.04, 1.0 );\n#ifdef STANDARD\n\tmaterial.specularColor = mix( vec3( DEFAULT_SPECULAR_COEFFICIENT ), diffuseColor.rgb, metalnessFactor );\n#else\n\tmaterial.specularColor = mix( vec3( MAXIMUM_SPECULAR_COEFFICIENT * pow2( reflectivity ) ), diffuseColor.rgb, metalnessFactor );\n\tmaterial.clearCoat = saturate( clearCoat );\tmaterial.clearCoatRoughness = clamp( clearCoatRoughness, 0.04, 1.0 );\n#endif\n",lights_physical_pars_fragment:"struct PhysicalMaterial {\n\tvec3\tdiffuseColor;\n\tfloat\tspecularRoughness;\n\tvec3\tspecularColor;\n\t#ifndef STANDARD\n\t\tfloat clearCoat;\n\t\tfloat clearCoatRoughness;\n\t#endif\n};\n#define MAXIMUM_SPECULAR_COEFFICIENT 0.16\n#define DEFAULT_SPECULAR_COEFFICIENT 0.04\nfloat clearCoatDHRApprox( const in float roughness, const in float dotNL ) {\n\treturn DEFAULT_SPECULAR_COEFFICIENT + ( 1.0 - DEFAULT_SPECULAR_COEFFICIENT ) * ( pow( 1.0 - dotNL, 5.0 ) * pow( 1.0 - roughness, 2.0 ) );\n}\n#if NUM_RECT_AREA_LIGHTS > 0\n\tvoid RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t\tvec3 normal = geometry.normal;\n\t\tvec3 viewDir = geometry.viewDir;\n\t\tvec3 position = geometry.position;\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.specularRoughness;\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\tfloat norm = texture2D( ltcMag, uv ).a;\n\t\tvec4 t = texture2D( ltcMat, uv );\n\t\tmat3 mInv = mat3(\n\t\t\tvec3(   1,   0, t.y ),\n\t\t\tvec3(   0, t.z,   0 ),\n\t\t\tvec3( t.w,   0, t.x )\n\t\t);\n\t\treflectedLight.directSpecular += lightColor * material.specularColor * norm * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );\n\t\treflectedLight.directDiffuse += lightColor * material.diffuseColor * LTC_Evaluate( normal, viewDir, position, mat3( 1 ), rectCoords );\n\t}\n#endif\nvoid RE_Direct_Physical( const in IncidentLight directLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\t#ifndef STANDARD\n\t\tfloat clearCoatDHR = material.clearCoat * clearCoatDHRApprox( material.clearCoatRoughness, dotNL );\n\t#else\n\t\tfloat clearCoatDHR = 0.0;\n\t#endif\n\treflectedLight.directSpecular += ( 1.0 - clearCoatDHR ) * irradiance * BRDF_Specular_GGX( directLight, geometry, material.specularColor, material.specularRoughness );\n\treflectedLight.directDiffuse += ( 1.0 - clearCoatDHR ) * irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n\t#ifndef STANDARD\n\t\treflectedLight.directSpecular += irradiance * material.clearCoat * BRDF_Specular_GGX( directLight, geometry, vec3( DEFAULT_SPECULAR_COEFFICIENT ), material.clearCoatRoughness );\n\t#endif\n}\nvoid RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 clearCoatRadiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t#ifndef STANDARD\n\t\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\t\tfloat dotNL = dotNV;\n\t\tfloat clearCoatDHR = material.clearCoat * clearCoatDHRApprox( material.clearCoatRoughness, dotNL );\n\t#else\n\t\tfloat clearCoatDHR = 0.0;\n\t#endif\n\treflectedLight.indirectSpecular += ( 1.0 - clearCoatDHR ) * radiance * BRDF_Specular_GGX_Environment( geometry, material.specularColor, material.specularRoughness );\n\t#ifndef STANDARD\n\t\treflectedLight.indirectSpecular += clearCoatRadiance * material.clearCoat * BRDF_Specular_GGX_Environment( geometry, vec3( DEFAULT_SPECULAR_COEFFICIENT ), material.clearCoatRoughness );\n\t#endif\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\n#define Material_BlinnShininessExponent( material )   GGXRoughnessToBlinnExponent( material.specularRoughness )\n#define Material_ClearCoat_BlinnShininessExponent( material )   GGXRoughnessToBlinnExponent( material.clearCoatRoughness )\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}\n",lights_template:"\nGeometricContext geometry;\ngeometry.position = - vViewPosition;\ngeometry.normal = normal;\ngeometry.viewDir = normalize( vViewPosition );\nIncidentLight directLight;\n#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )\n\tPointLight pointLight;\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tgetPointDirectLightIrradiance( pointLight, geometry, directLight );\n\t\t#ifdef USE_SHADOWMAP\n\t\tdirectLight.color *= all( bvec2( pointLight.shadow, directLight.visible ) ) ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n#endif\n#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )\n\tSpotLight spotLight;\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tgetSpotDirectLightIrradiance( spotLight, geometry, directLight );\n\t\t#ifdef USE_SHADOWMAP\n\t\tdirectLight.color *= all( bvec2( spotLight.shadow, directLight.visible ) ) ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowBias, spotLight.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n#endif\n#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )\n\tDirectionalLight directionalLight;\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tgetDirectionalDirectLightIrradiance( directionalLight, geometry, directLight );\n\t\t#ifdef USE_SHADOWMAP\n\t\tdirectLight.color *= all( bvec2( directionalLight.shadow, directLight.visible ) ) ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n#endif\n#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )\n\tRectAreaLight rectAreaLight;\n\tfor ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {\n\t\trectAreaLight = rectAreaLights[ i ];\n\t\tRE_Direct_RectArea( rectAreaLight, geometry, material, reflectedLight );\n\t}\n#endif\n#if defined( RE_IndirectDiffuse )\n\tvec3 irradiance = getAmbientLightIrradiance( ambientLightColor );\n\t#ifdef USE_LIGHTMAP\n\t\tvec3 lightMapIrradiance = texture2D( lightMap, vUv2 ).xyz * lightMapIntensity;\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\t\tlightMapIrradiance *= PI;\n\t\t#endif\n\t\tirradiance += lightMapIrradiance;\n\t#endif\n\t#if ( NUM_HEMI_LIGHTS > 0 )\n\t\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\t\tirradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry );\n\t\t}\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( PHYSICAL ) && defined( ENVMAP_TYPE_CUBE_UV )\n\t\tirradiance += getLightProbeIndirectIrradiance( geometry, 8 );\n\t#endif\n\tRE_IndirectDiffuse( irradiance, geometry, material, reflectedLight );\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n\tvec3 radiance = getLightProbeIndirectRadiance( geometry, Material_BlinnShininessExponent( material ), 8 );\n\t#ifndef STANDARD\n\t\tvec3 clearCoatRadiance = getLightProbeIndirectRadiance( geometry, Material_ClearCoat_BlinnShininessExponent( material ), 8 );\n\t#else\n\t\tvec3 clearCoatRadiance = vec3( 0.0 );\n\t#endif\n\tRE_IndirectSpecular( radiance, clearCoatRadiance, geometry, material, reflectedLight );\n#endif\n",logdepthbuf_fragment:"#if defined(USE_LOGDEPTHBUF) && defined(USE_LOGDEPTHBUF_EXT)\n\tgl_FragDepthEXT = log2(vFragDepth) * logDepthBufFC * 0.5;\n#endif",logdepthbuf_pars_fragment:"#ifdef USE_LOGDEPTHBUF\n\tuniform float logDepthBufFC;\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvarying float vFragDepth;\n\t#endif\n#endif\n",logdepthbuf_pars_vertex:"#ifdef USE_LOGDEPTHBUF\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvarying float vFragDepth;\n\t#endif\n\tuniform float logDepthBufFC;\n#endif",logdepthbuf_vertex:"#ifdef USE_LOGDEPTHBUF\n\tgl_Position.z = log2(max( EPSILON, gl_Position.w + 1.0 )) * logDepthBufFC;\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvFragDepth = 1.0 + gl_Position.w;\n\t#else\n\t\tgl_Position.z = (gl_Position.z - 1.0) * gl_Position.w;\n\t#endif\n#endif\n",map_fragment:"#ifdef USE_MAP\n\tvec4 texelColor = texture2D( map, vUv );\n\ttexelColor = mapTexelToLinear( texelColor );\n\tdiffuseColor *= texelColor;\n#endif\n",map_pars_fragment:"#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif\n",map_particle_fragment:"#ifdef USE_MAP\n\tvec4 mapTexel = texture2D( map, vec2( gl_PointCoord.x, 1.0 - gl_PointCoord.y ) * offsetRepeat.zw + offsetRepeat.xy );\n\tdiffuseColor *= mapTexelToLinear( mapTexel );\n#endif\n",map_particle_pars_fragment:"#ifdef USE_MAP\n\tuniform vec4 offsetRepeat;\n\tuniform sampler2D map;\n#endif\n",metalnessmap_fragment:"float metalnessFactor = metalness;\n#ifdef USE_METALNESSMAP\n\tvec4 texelMetalness = texture2D( metalnessMap, vUv );\n\tmetalnessFactor *= texelMetalness.b;\n#endif\n",metalnessmap_pars_fragment:"#ifdef USE_METALNESSMAP\n\tuniform sampler2D metalnessMap;\n#endif",morphnormal_vertex:"#ifdef USE_MORPHNORMALS\n\tobjectNormal += ( morphNormal0 - normal ) * morphTargetInfluences[ 0 ];\n\tobjectNormal += ( morphNormal1 - normal ) * morphTargetInfluences[ 1 ];\n\tobjectNormal += ( morphNormal2 - normal ) * morphTargetInfluences[ 2 ];\n\tobjectNormal += ( morphNormal3 - normal ) * morphTargetInfluences[ 3 ];\n#endif\n",morphtarget_pars_vertex:"#ifdef USE_MORPHTARGETS\n\t#ifndef USE_MORPHNORMALS\n\tuniform float morphTargetInfluences[ 8 ];\n\t#else\n\tuniform float morphTargetInfluences[ 4 ];\n\t#endif\n#endif",morphtarget_vertex:"#ifdef USE_MORPHTARGETS\n\ttransformed += ( morphTarget0 - position ) * morphTargetInfluences[ 0 ];\n\ttransformed += ( morphTarget1 - position ) * morphTargetInfluences[ 1 ];\n\ttransformed += ( morphTarget2 - position ) * morphTargetInfluences[ 2 ];\n\ttransformed += ( morphTarget3 - position ) * morphTargetInfluences[ 3 ];\n\t#ifndef USE_MORPHNORMALS\n\ttransformed += ( morphTarget4 - position ) * morphTargetInfluences[ 4 ];\n\ttransformed += ( morphTarget5 - position ) * morphTargetInfluences[ 5 ];\n\ttransformed += ( morphTarget6 - position ) * morphTargetInfluences[ 6 ];\n\ttransformed += ( morphTarget7 - position ) * morphTargetInfluences[ 7 ];\n\t#endif\n#endif\n",normal_flip:"#ifdef DOUBLE_SIDED\n\tfloat flipNormal = ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n#else\n\tfloat flipNormal = 1.0;\n#endif\n",normal_fragment:"#ifdef FLAT_SHADED\n\tvec3 fdx = vec3( dFdx( vViewPosition.x ), dFdx( vViewPosition.y ), dFdx( vViewPosition.z ) );\n\tvec3 fdy = vec3( dFdy( vViewPosition.x ), dFdy( vViewPosition.y ), dFdy( vViewPosition.z ) );\n\tvec3 normal = normalize( cross( fdx, fdy ) );\n#else\n\tvec3 normal = normalize( vNormal ) * flipNormal;\n#endif\n#ifdef USE_NORMALMAP\n\tnormal = perturbNormal2Arb( -vViewPosition, normal );\n#elif defined( USE_BUMPMAP )\n\tnormal = perturbNormalArb( -vViewPosition, normal, dHdxy_fwd() );\n#endif\n",normalmap_pars_fragment:"#ifdef USE_NORMALMAP\n\tuniform sampler2D normalMap;\n\tuniform vec2 normalScale;\n\tvec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm ) {\n\t\tvec3 q0 = dFdx( eye_pos.xyz );\n\t\tvec3 q1 = dFdy( eye_pos.xyz );\n\t\tvec2 st0 = dFdx( vUv.st );\n\t\tvec2 st1 = dFdy( vUv.st );\n\t\tvec3 S = normalize( q0 * st1.t - q1 * st0.t );\n\t\tvec3 T = normalize( -q0 * st1.s + q1 * st0.s );\n\t\tvec3 N = normalize( surf_norm );\n\t\tvec3 mapN = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\t\tmapN.xy = normalScale * mapN.xy;\n\t\tmat3 tsn = mat3( S, T, N );\n\t\treturn normalize( tsn * mapN );\n\t}\n#endif\n",packing:"vec3 packNormalToRGB( const in vec3 normal ) {\n\treturn normalize( normal ) * 0.5 + 0.5;\n}\nvec3 unpackRGBToNormal( const in vec3 rgb ) {\n\treturn 1.0 - 2.0 * rgb.xyz;\n}\nconst float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;\nconst vec3 PackFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );\nconst vec4 UnpackFactors = UnpackDownscale / vec4( PackFactors, 1. );\nconst float ShiftRight8 = 1. / 256.;\nvec4 packDepthToRGBA( const in float v ) {\n\tvec4 r = vec4( fract( v * PackFactors ), v );\n\tr.yzw -= r.xyz * ShiftRight8;\treturn r * PackUpscale;\n}\nfloat unpackRGBAToDepth( const in vec4 v ) {\n\treturn dot( v, UnpackFactors );\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 linearClipZ, const in float near, const in float far ) {\n\treturn linearClipZ * ( 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 invClipZ, const in float near, const in float far ) {\n\treturn ( near * far ) / ( ( far - near ) * invClipZ - far );\n}\n",premultiplied_alpha_fragment:"#ifdef PREMULTIPLIED_ALPHA\n\tgl_FragColor.rgb *= gl_FragColor.a;\n#endif\n",project_vertex:"#ifdef USE_SKINNING\n\tvec4 mvPosition = modelViewMatrix * skinned;\n#else\n\tvec4 mvPosition = modelViewMatrix * vec4( transformed, 1.0 );\n#endif\ngl_Position = projectionMatrix * mvPosition;\n",dithering_fragment:"#if defined( DITHERING )\n  gl_FragColor.rgb = dithering( gl_FragColor.rgb );\n#endif\n",dithering_pars_fragment:"#if defined( 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\n",roughnessmap_fragment:"float roughnessFactor = roughness;\n#ifdef USE_ROUGHNESSMAP\n\tvec4 texelRoughness = texture2D( roughnessMap, vUv );\n\troughnessFactor *= texelRoughness.g;\n#endif\n",roughnessmap_pars_fragment:"#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif",shadowmap_pars_fragment:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHTS > 0\n\t\tuniform sampler2D directionalShadowMap[ NUM_DIR_LIGHTS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHTS ];\n\t#endif\n\t#if NUM_SPOT_LIGHTS > 0\n\t\tuniform sampler2D spotShadowMap[ NUM_SPOT_LIGHTS ];\n\t\tvarying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHTS ];\n\t#endif\n\t#if NUM_POINT_LIGHTS > 0\n\t\tuniform sampler2D pointShadowMap[ NUM_POINT_LIGHTS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHTS ];\n\t#endif\n\tfloat texture2DCompare( sampler2D depths, vec2 uv, float compare ) {\n\t\treturn step( compare, unpackRGBAToDepth( texture2D( depths, uv ) ) );\n\t}\n\tfloat texture2DShadowLerp( sampler2D depths, vec2 size, vec2 uv, float compare ) {\n\t\tconst vec2 offset = vec2( 0.0, 1.0 );\n\t\tvec2 texelSize = vec2( 1.0 ) / size;\n\t\tvec2 centroidUV = floor( uv * size + 0.5 ) / size;\n\t\tfloat lb = texture2DCompare( depths, centroidUV + texelSize * offset.xx, compare );\n\t\tfloat lt = texture2DCompare( depths, centroidUV + texelSize * offset.xy, compare );\n\t\tfloat rb = texture2DCompare( depths, centroidUV + texelSize * offset.yx, compare );\n\t\tfloat rt = texture2DCompare( depths, centroidUV + texelSize * offset.yy, compare );\n\t\tvec2 f = fract( uv * size + 0.5 );\n\t\tfloat a = mix( lb, lt, f.y );\n\t\tfloat b = mix( rb, rt, f.y );\n\t\tfloat c = mix( a, b, f.x );\n\t\treturn c;\n\t}\n\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\tshadowCoord.z += shadowBias;\n\t\tbvec4 inFrustumVec = bvec4 ( shadowCoord.x >= 0.0, shadowCoord.x <= 1.0, shadowCoord.y >= 0.0, shadowCoord.y <= 1.0 );\n\t\tbool inFrustum = all( inFrustumVec );\n\t\tbvec2 frustumTestVec = bvec2( inFrustum, shadowCoord.z <= 1.0 );\n\t\tbool frustumTest = all( frustumTestVec );\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\treturn (\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( dx0, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy, 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( 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 / 9.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_PCF_SOFT )\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\treturn (\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy, shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#else\n\t\t\treturn texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#endif\n\t\t}\n\t\treturn 1.0;\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 shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\tvec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tvec3 bd3D = normalize( lightToPosition );\n\t\tfloat dp = ( length( lightToPosition ) - shadowBias ) / 1000.0;\n\t\t#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT )\n\t\t\tvec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;\n\t\t\treturn (\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#else\n\t\t\treturn texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );\n\t\t#endif\n\t}\n#endif\n",shadowmap_pars_vertex:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHTS > 0\n\t\tuniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHTS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHTS ];\n\t#endif\n\t#if NUM_SPOT_LIGHTS > 0\n\t\tuniform mat4 spotShadowMatrix[ NUM_SPOT_LIGHTS ];\n\t\tvarying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHTS ];\n\t#endif\n\t#if NUM_POINT_LIGHTS > 0\n\t\tuniform mat4 pointShadowMatrix[ NUM_POINT_LIGHTS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHTS ];\n\t#endif\n#endif\n",shadowmap_vertex:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHTS > 0\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * worldPosition;\n\t}\n\t#endif\n\t#if NUM_SPOT_LIGHTS > 0\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tvSpotShadowCoord[ i ] = spotShadowMatrix[ i ] * worldPosition;\n\t}\n\t#endif\n\t#if NUM_POINT_LIGHTS > 0\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * worldPosition;\n\t}\n\t#endif\n#endif\n",shadowmask_pars_fragment:"float getShadowMask() {\n\tfloat shadow = 1.0;\n\t#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHTS > 0\n\tDirectionalLight directionalLight;\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tshadow *= bool( directionalLight.shadow ) ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t}\n\t#endif\n\t#if NUM_SPOT_LIGHTS > 0\n\tSpotLight spotLight;\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tshadow *= bool( spotLight.shadow ) ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowBias, spotLight.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\n\t}\n\t#endif\n\t#if NUM_POINT_LIGHTS > 0\n\tPointLight pointLight;\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tshadow *= bool( pointLight.shadow ) ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ] ) : 1.0;\n\t}\n\t#endif\n\t#endif\n\treturn shadow;\n}\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\t#ifdef BONE_TEXTURE\n\t\tuniform sampler2D boneTexture;\n\t\tuniform int boneTextureSize;\n\t\tmat4 getBoneMatrix( const in float i ) {\n\t\t\tfloat j = i * 4.0;\n\t\t\tfloat x = mod( j, float( boneTextureSize ) );\n\t\t\tfloat y = floor( j / float( boneTextureSize ) );\n\t\t\tfloat dx = 1.0 / float( boneTextureSize );\n\t\t\tfloat dy = 1.0 / float( boneTextureSize );\n\t\t\ty = dy * ( y + 0.5 );\n\t\t\tvec4 v1 = texture2D( boneTexture, vec2( dx * ( x + 0.5 ), y ) );\n\t\t\tvec4 v2 = texture2D( boneTexture, vec2( dx * ( x + 1.5 ), y ) );\n\t\t\tvec4 v3 = texture2D( boneTexture, vec2( dx * ( x + 2.5 ), y ) );\n\t\t\tvec4 v4 = texture2D( boneTexture, vec2( dx * ( x + 3.5 ), y ) );\n\t\t\tmat4 bone = mat4( v1, v2, v3, v4 );\n\t\t\treturn bone;\n\t\t}\n\t#else\n\t\tuniform mat4 boneMatrices[ MAX_BONES ];\n\t\tmat4 getBoneMatrix( const in float i ) {\n\t\t\tmat4 bone = boneMatrices[ int(i) ];\n\t\t\treturn bone;\n\t\t}\n\t#endif\n#endif\n",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\tskinned  = bindMatrixInverse * skinned;\n#endif\n",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#endif\n",specularmap_fragment:"float specularStrength;\n#ifdef USE_SPECULARMAP\n\tvec4 texelSpecular = texture2D( specularMap, vUv );\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  gl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\n#endif\n",tonemapping_pars_fragment:"#define saturate(a) clamp( a, 0.0, 1.0 )\nuniform float toneMappingExposure;\nuniform float toneMappingWhitePoint;\nvec3 LinearToneMapping( vec3 color ) {\n\treturn toneMappingExposure * color;\n}\nvec3 ReinhardToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( color / ( vec3( 1.0 ) + color ) );\n}\n#define Uncharted2Helper( x ) max( ( ( x * ( 0.15 * x + 0.10 * 0.50 ) + 0.20 * 0.02 ) / ( x * ( 0.15 * x + 0.50 ) + 0.20 * 0.30 ) ) - 0.02 / 0.30, vec3( 0.0 ) )\nvec3 Uncharted2ToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( Uncharted2Helper( color ) / Uncharted2Helper( vec3( toneMappingWhitePoint ) ) );\n}\nvec3 OptimizedCineonToneMapping( 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}\n",uv_pars_fragment:"#if defined( USE_MAP ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( USE_SPECULARMAP ) || defined( USE_ALPHAMAP ) || defined( USE_EMISSIVEMAP ) || defined( USE_ROUGHNESSMAP ) || defined( USE_METALNESSMAP )\n\tvarying vec2 vUv;\n#endif",uv_pars_vertex:"#if defined( USE_MAP ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( USE_SPECULARMAP ) || defined( USE_ALPHAMAP ) || defined( USE_EMISSIVEMAP ) || defined( USE_ROUGHNESSMAP ) || defined( USE_METALNESSMAP )\n\tvarying vec2 vUv;\n\tuniform vec4 offsetRepeat;\n#endif\n",uv_vertex:"#if defined( USE_MAP ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( USE_SPECULARMAP ) || defined( USE_ALPHAMAP ) || defined( USE_EMISSIVEMAP ) || defined( USE_ROUGHNESSMAP ) || defined( USE_METALNESSMAP )\n\tvUv = uv * offsetRepeat.zw + offsetRepeat.xy;\n#endif",uv2_pars_fragment:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvarying vec2 vUv2;\n#endif",uv2_pars_vertex:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tattribute vec2 uv2;\n\tvarying vec2 vUv2;\n#endif",uv2_vertex:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvUv2 = uv2;\n#endif",worldpos_vertex:"#if defined( USE_ENVMAP ) || defined( PHONG ) || defined( PHYSICAL ) || defined( LAMBERT ) || defined ( USE_SHADOWMAP )\n\t#ifdef USE_SKINNING\n\t\tvec4 worldPosition = modelMatrix * skinned;\n\t#else\n\t\tvec4 worldPosition = modelMatrix * vec4( transformed, 1.0 );\n\t#endif\n#endif\n",cube_frag:"uniform samplerCube tCube;\nuniform float tFlip;\nuniform float opacity;\nvarying vec3 vWorldPosition;\n#include <common>\nvoid main() {\n\tgl_FragColor = textureCube( tCube, vec3( tFlip * vWorldPosition.x, vWorldPosition.yz ) );\n\tgl_FragColor.a *= opacity;\n}\n",cube_vert:"varying vec3 vWorldPosition;\n#include <common>\nvoid main() {\n\tvWorldPosition = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n}\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 <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( 1.0 );\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 <logdepthbuf_fragment>\n\t#if DEPTH_PACKING == 3200\n\t\tgl_FragColor = vec4( vec3( gl_FragCoord.z ), opacity );\n\t#elif DEPTH_PACKING == 3201\n\t\tgl_FragColor = packDepthToRGBA( gl_FragCoord.z );\n\t#endif\n}\n",depth_vert:"#include <common>\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>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <skinbase_vertex>\n\t#include <begin_vertex>\n\t#include <displacementmap_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}\n",distanceRGBA_frag:"uniform vec3 lightPos;\nvarying vec4 vWorldPosition;\n#include <common>\n#include <packing>\n#include <clipping_planes_pars_fragment>\nvoid main () {\n\t#include <clipping_planes_fragment>\n\tgl_FragColor = packDepthToRGBA( length( vWorldPosition.xyz - lightPos.xyz ) / 1000.0 );\n}\n",distanceRGBA_vert:"varying vec4 vWorldPosition;\n#include <common>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <skinbase_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <worldpos_vertex>\n\t#include <clipping_planes_vertex>\n\tvWorldPosition = worldPosition;\n}\n",equirect_frag:"uniform sampler2D tEquirect;\nuniform float tFlip;\nvarying vec3 vWorldPosition;\n#include <common>\nvoid main() {\n\tvec3 direction = normalize( vWorldPosition );\n\tvec2 sampleUV;\n\tsampleUV.y = saturate( tFlip * direction.y * -0.5 + 0.5 );\n\tsampleUV.x = atan( direction.z, direction.x ) * RECIPROCAL_PI2 + 0.5;\n\tgl_FragColor = texture2D( tEquirect, sampleUV );\n}\n",equirect_vert:"varying vec3 vWorldPosition;\n#include <common>\nvoid main() {\n\tvWorldPosition = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n}\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 <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tif ( mod( vLineDistance, totalSize ) > dashSize ) {\n\t\tdiscard;\n\t}\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <color_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <premultiplied_alpha_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n}\n",linedashed_vert:"uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\n#include <common>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <color_vertex>\n\tvLineDistance = scale * lineDistance;\n\tvec4 mvPosition = modelViewMatrix * vec4( position, 1.0 );\n\tgl_Position = projectionMatrix * mvPosition;\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n}\n",meshbasic_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_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\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\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 <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\treflectedLight.indirectDiffuse += texture2D( lightMap, vUv2 ).xyz * lightMapIntensity;\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 <normal_flip>\n\t#include <envmap_fragment>\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <premultiplied_alpha_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n}\n",meshbasic_vert:"#include <common>\n#include <uv_pars_vertex>\n#include <uv2_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 <uv2_vertex>\n\t#include <color_vertex>\n\t#include <skinbase_vertex>\n\t#ifdef USE_ENVMAP\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinnormal_vertex>\n\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 <worldpos_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <envmap_vertex>\n\t#include <fog_vertex>\n}\n",meshlambert_frag:"uniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\nvarying vec3 vLightFront;\n#ifdef DOUBLE_SIDED\n\tvarying vec3 vLightBack;\n#endif\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <envmap_pars_fragment>\n#include <bsdfs>\n#include <lights_pars>\n#include <fog_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <shadowmask_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\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 <specularmap_fragment>\n\t#include <emissivemap_fragment>\n\treflectedLight.indirectDiffuse = getAmbientLightIrradiance( ambientLightColor );\n\t#include <lightmap_fragment>\n\treflectedLight.indirectDiffuse *= BRDF_Diffuse_Lambert( diffuseColor.rgb );\n\t#ifdef DOUBLE_SIDED\n\t\treflectedLight.directDiffuse = ( gl_FrontFacing ) ? vLightFront : vLightBack;\n\t#else\n\t\treflectedLight.directDiffuse = vLightFront;\n\t#endif\n\treflectedLight.directDiffuse *= BRDF_Diffuse_Lambert( diffuseColor.rgb ) * getShadowMask();\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include <normal_flip>\n\t#include <envmap_fragment>\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}\n",meshlambert_vert:"#define LAMBERT\nvarying vec3 vLightFront;\n#ifdef DOUBLE_SIDED\n\tvarying vec3 vLightBack;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <envmap_pars_vertex>\n#include <bsdfs>\n#include <lights_pars>\n#include <color_pars_vertex>\n#include <fog_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 <uv2_vertex>\n\t#include <color_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 <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 <lights_lambert_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}\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 <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <envmap_pars_fragment>\n#include <gradientmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars>\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\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\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 <specularmap_fragment>\n\t#include <normal_flip>\n\t#include <normal_fragment>\n\t#include <emissivemap_fragment>\n\t#include <lights_phong_fragment>\n\t#include <lights_template>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#include <envmap_fragment>\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}\n",meshphong_vert:"#define PHONG\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <displacementmap_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 <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_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#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n#endif\n\t#include <begin_vertex>\n\t#include <displacementmap_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\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}\n",meshphysical_frag:"#define PHYSICAL\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifndef STANDARD\n\tuniform float clearCoat;\n\tuniform float clearCoatRoughness;\n#endif\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <envmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <cube_uv_reflection_fragment>\n#include <lights_pars>\n#include <lights_physical_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_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\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\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 <specularmap_fragment>\n\t#include <roughnessmap_fragment>\n\t#include <metalnessmap_fragment>\n\t#include <normal_flip>\n\t#include <normal_fragment>\n\t#include <emissivemap_fragment>\n\t#include <lights_physical_fragment>\n\t#include <lights_template>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}\n",meshphysical_vert:"#define PHYSICAL\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_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#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n#endif\n\t#include <begin_vertex>\n\t#include <displacementmap_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\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}\n",normal_frag:"#define NORMAL\nuniform float opacity;\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP )\n\tvarying vec3 vViewPosition;\n#endif\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <packing>\n#include <uv_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\nvoid main() {\n\t#include <logdepthbuf_fragment>\n\t#include <normal_flip>\n\t#include <normal_fragment>\n\tgl_FragColor = vec4( packNormalToRGB( normal ), opacity );\n}\n",normal_vert:"#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP )\n\tvarying vec3 vViewPosition;\n#endif\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\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>\nvoid main() {\n\t#include <uv_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#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n#endif\n\t#include <begin_vertex>\n\t#include <displacementmap_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n}\n",points_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <color_pars_fragment>\n#include <map_particle_pars_fragment>\n#include <fog_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_particle_fragment>\n\t#include <color_fragment>\n\t#include <alphatest_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <premultiplied_alpha_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n}\n",points_vert:"uniform float size;\nuniform float scale;\n#include <common>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <color_vertex>\n\t#include <begin_vertex>\n\t#include <project_vertex>\n\t#ifdef USE_SIZEATTENUATION\n\t\tgl_PointSize = size * ( scale / - mvPosition.z );\n\t#else\n\t\tgl_PointSize = size;\n\t#endif\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}\n",shadow_frag:"uniform float opacity;\n#include <common>\n#include <packing>\n#include <bsdfs>\n#include <lights_pars>\n#include <shadowmap_pars_fragment>\n#include <shadowmask_pars_fragment>\nvoid main() {\n\tgl_FragColor = vec4( 0.0, 0.0, 0.0, opacity * ( 1.0 - getShadowMask() ) );\n}\n",shadow_vert:"#include <shadowmap_pars_vertex>\nvoid main() {\n\t#include <begin_vertex>\n\t#include <project_vertex>\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n}\n"},Ds={basic:{uniforms:Ns.merge([Is.common,Is.aomap,Is.lightmap,Is.fog]),vertexShader:Us.meshbasic_vert,fragmentShader:Us.meshbasic_frag},lambert:{uniforms:Ns.merge([Is.common,Is.aomap,Is.lightmap,Is.emissivemap,Is.fog,Is.lights,{emissive:{value:new q(0)}}]),vertexShader:Us.meshlambert_vert,fragmentShader:Us.meshlambert_frag},phong:{uniforms:Ns.merge([Is.common,Is.aomap,Is.lightmap,Is.emissivemap,Is.bumpmap,Is.normalmap,Is.displacementmap,Is.gradientmap,Is.fog,Is.lights,{emissive:{value:new q(0)},specular:{value:new q(1118481)},shininess:{value:30}}]),vertexShader:Us.meshphong_vert,fragmentShader:Us.meshphong_frag},standard:{uniforms:Ns.merge([Is.common,Is.aomap,Is.lightmap,Is.emissivemap,Is.bumpmap,Is.normalmap,Is.displacementmap,Is.roughnessmap,Is.metalnessmap,Is.fog,Is.lights,{emissive:{value:new q(0)},roughness:{value:.5},metalness:{value:.5},envMapIntensity:{value:1}}]),vertexShader:Us.meshphysical_vert,fragmentShader:Us.meshphysical_frag},points:{uniforms:Ns.merge([Is.points,Is.fog]),vertexShader:Us.points_vert,fragmentShader:Us.points_frag},dashed:{uniforms:Ns.merge([Is.common,Is.fog,{scale:{value:1},dashSize:{value:1},totalSize:{value:2}}]),vertexShader:Us.linedashed_vert,fragmentShader:Us.linedashed_frag},depth:{uniforms:Ns.merge([Is.common,Is.displacementmap]),vertexShader:Us.depth_vert,fragmentShader:Us.depth_frag},normal:{uniforms:Ns.merge([Is.common,Is.bumpmap,Is.normalmap,Is.displacementmap,{opacity:{value:1}}]),vertexShader:Us.normal_vert,fragmentShader:Us.normal_frag},cube:{uniforms:{tCube:{value:null},tFlip:{value:-1},opacity:{value:1}},vertexShader:Us.cube_vert,fragmentShader:Us.cube_frag},equirect:{uniforms:{tEquirect:{value:null},tFlip:{value:-1}},vertexShader:Us.equirect_vert,fragmentShader:Us.equirect_frag},distanceRGBA:{uniforms:{lightPos:{value:new l}},vertexShader:Us.distanceRGBA_vert,fragmentShader:Us.distanceRGBA_frag}};Ds.physical={uniforms:Ns.merge([Ds.standard.uniforms,{clearCoat:{value:0},clearCoatRoughness:{value:0}}]),vertexShader:Us.meshphysical_vert,fragmentShader:Us.meshphysical_frag},Object.assign(Z.prototype,{set:function(t,e){return this.min.copy(t),this.max.copy(e),this},setFromPoints:function(t){this.makeEmpty();for(var e=0,n=t.length;e<n;e++)this.expandByPoint(t[e]);return this},setFromCenterAndSize:function(){var t=new r;return function(e,n){var i=t.copy(n).multiplyScalar(.5);return this.min.copy(e).sub(i),this.max.copy(e).add(i),this}}(),clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.min.copy(t.min),this.max.copy(t.max),this},makeEmpty:function(){return this.min.x=this.min.y=1/0,this.max.x=this.max.y=-1/0,this},isEmpty:function(){return this.max.x<this.min.x||this.max.y<this.min.y},getCenter:function(t){var e=t||new r;return this.isEmpty()?e.set(0,0):e.addVectors(this.min,this.max).multiplyScalar(.5)},getSize:function(t){var e=t||new r;return this.isEmpty()?e.set(0,0):e.subVectors(this.max,this.min)},expandByPoint:function(t){return this.min.min(t),this.max.max(t),this},expandByVector:function(t){return this.min.sub(t),this.max.add(t),this},expandByScalar:function(t){return this.min.addScalar(-t),this.max.addScalar(t),this},containsPoint:function(t){return!(t.x<this.min.x||t.x>this.max.x||t.y<this.min.y||t.y>this.max.y)},containsBox:function(t){return this.min.x<=t.min.x&&t.max.x<=this.max.x&&this.min.y<=t.min.y&&t.max.y<=this.max.y},getParameter:function(t,e){return(e||new r).set((t.x-this.min.x)/(this.max.x-this.min.x),(t.y-this.min.y)/(this.max.y-this.min.y))},intersectsBox:function(t){return!(t.max.x<this.min.x||t.min.x>this.max.x||t.max.y<this.min.y||t.min.y>this.max.y)},clampPoint:function(t,e){return(e||new r).copy(t).clamp(this.min,this.max)},distanceToPoint:function(){var t=new r;return function(e){return t.copy(e).clamp(this.min,this.max).sub(e).length()}}(),intersect:function(t){return this.min.max(t.min),this.max.min(t.max),this},union:function(t){return this.min.min(t.min),this.max.max(t.max),this},translate:function(t){return this.min.add(t),this.max.add(t),this},equals:function(t){return t.min.equals(this.min)&&t.max.equals(this.max)}});var Fs=0;Object.assign(Q.prototype,i.prototype,{isMaterial:!0,setValues:function(t){if(void 0!==t)for(var e in t){var n=t[e];if(void 0!==n){var i=this[e];void 0!==i?i&&i.isColor?i.set(n):i&&i.isVector3&&n&&n.isVector3?i.copy(n):this[e]="overdraw"===e?Number(n):n:console.warn("THREE."+this.type+": '"+e+"' is not a property of this material.")}else console.warn("THREE.Material: '"+e+"' parameter is undefined.")}},toJSON:function(t){function e(t){var e=[];for(var n in t){var i=t[n];delete i.metadata,e.push(i)}return e}var n=void 0===t;n&&(t={textures:{},images:{}});var i={metadata:{version:4.5,type:"Material",generator:"Material.toJSON"}};if(i.uuid=this.uuid,i.type=this.type,""!==this.name&&(i.name=this.name),this.color&&this.color.isColor&&(i.color=this.color.getHex()),void 0!==this.roughness&&(i.roughness=this.roughness),void 0!==this.metalness&&(i.metalness=this.metalness),this.emissive&&this.emissive.isColor&&(i.emissive=this.emissive.getHex()),this.specular&&this.specular.isColor&&(i.specular=this.specular.getHex()),void 0!==this.shininess&&(i.shininess=this.shininess),void 0!==this.clearCoat&&(i.clearCoat=this.clearCoat),void 0!==this.clearCoatRoughness&&(i.clearCoatRoughness=this.clearCoatRoughness),this.map&&this.map.isTexture&&(i.map=this.map.toJSON(t).uuid),this.alphaMap&&this.alphaMap.isTexture&&(i.alphaMap=this.alphaMap.toJSON(t).uuid),this.lightMap&&this.lightMap.isTexture&&(i.lightMap=this.lightMap.toJSON(t).uuid),this.bumpMap&&this.bumpMap.isTexture&&(i.bumpMap=this.bumpMap.toJSON(t).uuid,i.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(i.normalMap=this.normalMap.toJSON(t).uuid,i.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(i.displacementMap=this.displacementMap.toJSON(t).uuid,i.displacementScale=this.displacementScale,i.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(i.roughnessMap=this.roughnessMap.toJSON(t).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(i.metalnessMap=this.metalnessMap.toJSON(t).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(i.emissiveMap=this.emissiveMap.toJSON(t).uuid),this.specularMap&&this.specularMap.isTexture&&(i.specularMap=this.specularMap.toJSON(t).uuid),this.envMap&&this.envMap.isTexture&&(i.envMap=this.envMap.toJSON(t).uuid,i.reflectivity=this.reflectivity),this.gradientMap&&this.gradientMap.isTexture&&(i.gradientMap=this.gradientMap.toJSON(t).uuid),void 0!==this.size&&(i.size=this.size),void 0!==this.sizeAttenuation&&(i.sizeAttenuation=this.sizeAttenuation),this.blending!==So&&(i.blending=this.blending),this.shading!==bo&&(i.shading=this.shading),this.side!==vo&&(i.side=this.side),this.vertexColors!==wo&&(i.vertexColors=this.vertexColors),this.opacity<1&&(i.opacity=this.opacity),!0===this.transparent&&(i.transparent=this.transparent),i.depthFunc=this.depthFunc,i.depthTest=this.depthTest,i.depthWrite=this.depthWrite,this.alphaTest>0&&(i.alphaTest=this.alphaTest),!0===this.premultipliedAlpha&&(i.premultipliedAlpha=this.premultipliedAlpha),!0===this.wireframe&&(i.wireframe=this.wireframe),this.wireframeLinewidth>1&&(i.wireframeLinewidth=this.wireframeLinewidth),"round"!==this.wireframeLinecap&&(i.wireframeLinecap=this.wireframeLinecap),"round"!==this.wireframeLinejoin&&(i.wireframeLinejoin=this.wireframeLinejoin),i.skinning=this.skinning,i.morphTargets=this.morphTargets,i.dithering=this.dithering,n){var r=e(t.textures),o=e(t.images);r.length>0&&(i.textures=r),o.length>0&&(i.images=o)}return i},clone:function(){return(new this.constructor).copy(this)},copy:function(t){this.name=t.name,this.fog=t.fog,this.lights=t.lights,this.blending=t.blending,this.side=t.side,this.shading=t.shading,this.vertexColors=t.vertexColors,this.opacity=t.opacity,this.transparent=t.transparent,this.blendSrc=t.blendSrc,this.blendDst=t.blendDst,this.blendEquation=t.blendEquation,this.blendSrcAlpha=t.blendSrcAlpha,this.blendDstAlpha=t.blendDstAlpha,this.blendEquationAlpha=t.blendEquationAlpha,this.depthFunc=t.depthFunc,this.depthTest=t.depthTest,this.depthWrite=t.depthWrite,this.colorWrite=t.colorWrite,this.precision=t.precision,this.polygonOffset=t.polygonOffset,this.polygonOffsetFactor=t.polygonOffsetFactor,this.polygonOffsetUnits=t.polygonOffsetUnits,this.dithering=t.dithering,this.alphaTest=t.alphaTest,this.premultipliedAlpha=t.premultipliedAlpha,this.overdraw=t.overdraw,this.visible=t.visible,this.clipShadows=t.clipShadows,this.clipIntersection=t.clipIntersection;var e=t.clippingPlanes,n=null;if(null!==e){var i=e.length;n=new Array(i);for(var r=0;r!==i;++r)n[r]=e[r].clone()}return this.clippingPlanes=n,this},dispose:function(){this.dispatchEvent({type:"dispose"})}}),$.prototype=Object.create(Q.prototype),$.prototype.constructor=$,$.prototype.isShaderMaterial=!0,$.prototype.copy=function(t){return Q.prototype.copy.call(this,t),this.fragmentShader=t.fragmentShader,this.vertexShader=t.vertexShader,this.uniforms=Ns.clone(t.uniforms),this.defines=t.defines,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.lights=t.lights,this.clipping=t.clipping,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.morphNormals=t.morphNormals,this.extensions=t.extensions,this},$.prototype.toJSON=function(t){var e=Q.prototype.toJSON.call(this,t);return e.uniforms=this.uniforms,e.vertexShader=this.vertexShader,e.fragmentShader=this.fragmentShader,e},tt.prototype=Object.create(Q.prototype),tt.prototype.constructor=tt,tt.prototype.isMeshDepthMaterial=!0,tt.prototype.copy=function(t){return Q.prototype.copy.call(this,t),this.depthPacking=t.depthPacking,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.map=t.map,this.alphaMap=t.alphaMap,this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this},Object.assign(et.prototype,{isBox3:!0,set:function(t,e){return this.min.copy(t),this.max.copy(e),this},setFromArray:function(t){for(var e=1/0,n=1/0,i=1/0,r=-1/0,o=-1/0,a=-1/0,s=0,c=t.length;s<c;s+=3){var u=t[s],l=t[s+1],h=t[s+2];u<e&&(e=u),l<n&&(n=l),h<i&&(i=h),u>r&&(r=u),l>o&&(o=l),h>a&&(a=h)}return this.min.set(e,n,i),this.max.set(r,o,a),this},setFromBufferAttribute:function(t){for(var e=1/0,n=1/0,i=1/0,r=-1/0,o=-1/0,a=-1/0,s=0,c=t.count;s<c;s++){var u=t.getX(s),l=t.getY(s),h=t.getZ(s);u<e&&(e=u),l<n&&(n=l),h<i&&(i=h),u>r&&(r=u),l>o&&(o=l),h>a&&(a=h)}return this.min.set(e,n,i),this.max.set(r,o,a),this},setFromPoints:function(t){this.makeEmpty();for(var e=0,n=t.length;e<n;e++)this.expandByPoint(t[e]);return this},setFromCenterAndSize:function(){var t=new l;return function(e,n){var i=t.copy(n).multiplyScalar(.5);return this.min.copy(e).sub(i),this.max.copy(e).add(i),this}}(),setFromObject:function(t){return this.makeEmpty(),this.expandByObject(t)},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.min.copy(t.min),this.max.copy(t.max),this},makeEmpty: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},isEmpty:function(){return this.max.x<this.min.x||this.max.y<this.min.y||this.max.z<this.min.z},getCenter:function(t){var e=t||new l;return this.isEmpty()?e.set(0,0,0):e.addVectors(this.min,this.max).multiplyScalar(.5)},getSize:function(t){var e=t||new l;return this.isEmpty()?e.set(0,0,0):e.subVectors(this.max,this.min)},expandByPoint:function(t){return this.min.min(t),this.max.max(t),this},expandByVector:function(t){return this.min.sub(t),this.max.add(t),this},expandByScalar:function(t){return this.min.addScalar(-t),this.max.addScalar(t),this},expandByObject:function(){var t=new l;return function(e){var n=this;return e.updateMatrixWorld(!0),e.traverse(function(e){var i,r,o=e.geometry;if(void 0!==o)if(o.isGeometry){var a=o.vertices;for(i=0,r=a.length;i<r;i++)t.copy(a[i]),t.applyMatrix4(e.matrixWorld),n.expandByPoint(t)}else if(o.isBufferGeometry){var s=o.attributes.position;if(void 0!==s)for(i=0,r=s.count;i<r;i++)t.fromBufferAttribute(s,i).applyMatrix4(e.matrixWorld),n.expandByPoint(t)}}),this}}(),containsPoint:function(t){return!(t.x<this.min.x||t.x>this.max.x||t.y<this.min.y||t.y>this.max.y||t.z<this.min.z||t.z>this.max.z)},containsBox:function(t){return this.min.x<=t.min.x&&t.max.x<=this.max.x&&this.min.y<=t.min.y&&t.max.y<=this.max.y&&this.min.z<=t.min.z&&t.max.z<=this.max.z},getParameter:function(t,e){return(e||new l).set((t.x-this.min.x)/(this.max.x-this.min.x),(t.y-this.min.y)/(this.max.y-this.min.y),(t.z-this.min.z)/(this.max.z-this.min.z))},intersectsBox:function(t){return!(t.max.x<this.min.x||t.min.x>this.max.x||t.max.y<this.min.y||t.min.y>this.max.y||t.max.z<this.min.z||t.min.z>this.max.z)},intersectsSphere:function(){var t=new l;return function(e){return this.clampPoint(e.center,t),t.distanceToSquared(e.center)<=e.radius*e.radius}}(),intersectsPlane:function(t){var e,n;return t.normal.x>0?(e=t.normal.x*this.min.x,n=t.normal.x*this.max.x):(e=t.normal.x*this.max.x,n=t.normal.x*this.min.x),t.normal.y>0?(e+=t.normal.y*this.min.y,n+=t.normal.y*this.max.y):(e+=t.normal.y*this.max.y,n+=t.normal.y*this.min.y),t.normal.z>0?(e+=t.normal.z*this.min.z,n+=t.normal.z*this.max.z):(e+=t.normal.z*this.max.z,n+=t.normal.z*this.min.z),e<=t.constant&&n>=t.constant},clampPoint:function(t,e){return(e||new l).copy(t).clamp(this.min,this.max)},distanceToPoint:function(){var t=new l;return function(e){return t.copy(e).clamp(this.min,this.max).sub(e).length()}}(),getBoundingSphere:function(){var t=new l;return function(e){var n=e||new nt;return this.getCenter(n.center),n.radius=.5*this.getSize(t).length(),n}}(),intersect:function(t){return this.min.max(t.min),this.max.min(t.max),this.isEmpty()&&this.makeEmpty(),this},union:function(t){return this.min.min(t.min),this.max.max(t.max),this},applyMatrix4:function(){var t=[new l,new l,new l,new l,new l,new l,new l,new l];return function(e){return this.isEmpty()?this:(t[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(e),t[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(e),t[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(e),t[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(e),t[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(e),t[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(e),t[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(e),t[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(e),this.setFromPoints(t),this)}}(),translate:function(t){return this.min.add(t),this.max.add(t),this},equals:function(t){return t.min.equals(this.min)&&t.max.equals(this.max)}}),Object.assign(nt.prototype,{set:function(t,e){return this.center.copy(t),this.radius=e,this},setFromPoints:function(){var t=new et;return function(e,n){var i=this.center;void 0!==n?i.copy(n):t.setFromPoints(e).getCenter(i);for(var r=0,o=0,a=e.length;o<a;o++)r=Math.max(r,i.distanceToSquared(e[o]));return this.radius=Math.sqrt(r),this}}(),clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.center.copy(t.center),this.radius=t.radius,this},empty:function(){return this.radius<=0},containsPoint:function(t){return t.distanceToSquared(this.center)<=this.radius*this.radius},distanceToPoint:function(t){return t.distanceTo(this.center)-this.radius},intersectsSphere:function(t){var e=this.radius+t.radius;return t.center.distanceToSquared(this.center)<=e*e},intersectsBox:function(t){return t.intersectsSphere(this)},intersectsPlane:function(t){return Math.abs(this.center.dot(t.normal)-t.constant)<=this.radius},clampPoint:function(t,e){var n=this.center.distanceToSquared(t),i=e||new l;return i.copy(t),n>this.radius*this.radius&&(i.sub(this.center).normalize(),i.multiplyScalar(this.radius).add(this.center)),i},getBoundingBox:function(t){var e=t||new et;return e.set(this.center,this.center),e.expandByScalar(this.radius),e},applyMatrix4:function(t){return this.center.applyMatrix4(t),this.radius=this.radius*t.getMaxScaleOnAxis(),this},translate:function(t){return this.center.add(t),this},equals:function(t){return t.center.equals(this.center)&&t.radius===this.radius}}),Object.assign(it.prototype,{isMatrix3:!0,set:function(t,e,n,i,r,o,a,s,c){var u=this.elements;return u[0]=t,u[1]=i,u[2]=a,u[3]=e,u[4]=r,u[5]=s,u[6]=n,u[7]=o,u[8]=c,this},identity:function(){return this.set(1,0,0,0,1,0,0,0,1),this},clone:function(){return(new this.constructor).fromArray(this.elements)},copy:function(t){var e=this.elements,n=t.elements;return e[0]=n[0],e[1]=n[1],e[2]=n[2],e[3]=n[3],e[4]=n[4],e[5]=n[5],e[6]=n[6],e[7]=n[7],e[8]=n[8],this},setFromMatrix4:function(t){var e=t.elements;return this.set(e[0],e[4],e[8],e[1],e[5],e[9],e[2],e[6],e[10]),this},applyToBufferAttribute:function(){var t=new l;return function(e){for(var n=0,i=e.count;n<i;n++)t.x=e.getX(n),t.y=e.getY(n),t.z=e.getZ(n),t.applyMatrix3(this),e.setXYZ(n,t.x,t.y,t.z);return e}}(),multiply:function(t){return this.multiplyMatrices(this,t)},premultiply:function(t){return this.multiplyMatrices(t,this)},multiplyMatrices:function(t,e){var n=t.elements,i=e.elements,r=this.elements,o=n[0],a=n[3],s=n[6],c=n[1],u=n[4],l=n[7],h=n[2],d=n[5],p=n[8],f=i[0],m=i[3],g=i[6],v=i[1],y=i[4],_=i[7],x=i[2],b=i[5],w=i[8];return r[0]=o*f+a*v+s*x,r[3]=o*m+a*y+s*b,r[6]=o*g+a*_+s*w,r[1]=c*f+u*v+l*x,r[4]=c*m+u*y+l*b,r[7]=c*g+u*_+l*w,r[2]=h*f+d*v+p*x,r[5]=h*m+d*y+p*b,r[8]=h*g+d*_+p*w,this},multiplyScalar:function(t){var e=this.elements;return e[0]*=t,e[3]*=t,e[6]*=t,e[1]*=t,e[4]*=t,e[7]*=t,e[2]*=t,e[5]*=t,e[8]*=t,this},determinant:function(){var t=this.elements,e=t[0],n=t[1],i=t[2],r=t[3],o=t[4],a=t[5],s=t[6],c=t[7],u=t[8];return e*o*u-e*a*c-n*r*u+n*a*s+i*r*c-i*o*s},getInverse:function(t,e){t&&t.isMatrix4&&console.error("THREE.Matrix3.getInverse no longer takes a Matrix4 argument.");var n=t.elements,i=this.elements,r=n[0],o=n[1],a=n[2],s=n[3],c=n[4],u=n[5],l=n[6],h=n[7],d=n[8],p=d*c-u*h,f=u*l-d*s,m=h*s-c*l,g=r*p+o*f+a*m;if(0===g){var v="THREE.Matrix3.getInverse(): can't invert matrix, determinant is 0";if(!0===e)throw new Error(v);return console.warn(v),this.identity()}var y=1/g;return i[0]=p*y,i[1]=(a*h-d*o)*y,i[2]=(u*o-a*c)*y,i[3]=f*y,i[4]=(d*r-a*l)*y,i[5]=(a*s-u*r)*y,i[6]=m*y,i[7]=(o*l-h*r)*y,i[8]=(c*r-o*s)*y,this},transpose:function(){var t,e=this.elements;return t=e[1],e[1]=e[3],e[3]=t,t=e[2],e[2]=e[6],e[6]=t,t=e[5],e[5]=e[7],e[7]=t,this},getNormalMatrix:function(t){return this.setFromMatrix4(t).getInverse(this).transpose()},transposeIntoArray:function(t){var e=this.elements;return t[0]=e[0],t[1]=e[3],t[2]=e[6],t[3]=e[1],t[4]=e[4],t[5]=e[7],t[6]=e[2],t[7]=e[5],t[8]=e[8],this},equals:function(t){for(var e=this.elements,n=t.elements,i=0;i<9;i++)if(e[i]!==n[i])return!1;return!0},fromArray:function(t,e){void 0===e&&(e=0);for(var n=0;n<9;n++)this.elements[n]=t[n+e];return this},toArray:function(t,e){void 0===t&&(t=[]),void 0===e&&(e=0);var n=this.elements;return t[e]=n[0],t[e+1]=n[1],t[e+2]=n[2],t[e+3]=n[3],t[e+4]=n[4],t[e+5]=n[5],t[e+6]=n[6],t[e+7]=n[7],t[e+8]=n[8],t}}),Object.assign(rt.prototype,{set:function(t,e){return this.normal.copy(t),this.constant=e,this},setComponents:function(t,e,n,i){return this.normal.set(t,e,n),this.constant=i,this},setFromNormalAndCoplanarPoint:function(t,e){return this.normal.copy(t),this.constant=-e.dot(this.normal),this},setFromCoplanarPoints:function(){var t=new l,e=new l;return function(n,i,r){var o=t.subVectors(r,i).cross(e.subVectors(n,i)).normalize();return this.setFromNormalAndCoplanarPoint(o,n),this}}(),clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.normal.copy(t.normal),this.constant=t.constant,this},normalize:function(){var t=1/this.normal.length();return this.normal.multiplyScalar(t),this.constant*=t,this},negate:function(){return this.constant*=-1,this.normal.negate(),this},distanceToPoint:function(t){return this.normal.dot(t)+this.constant},distanceToSphere:function(t){return this.distanceToPoint(t.center)-t.radius},projectPoint:function(t,e){return this.orthoPoint(t,e).sub(t).negate()},orthoPoint:function(t,e){var n=this.distanceToPoint(t);return(e||new l).copy(this.normal).multiplyScalar(n)},intersectLine:function(){var t=new l;return function(e,n){var i=n||new l,r=e.delta(t),o=this.normal.dot(r);if(0!==o){var a=-(e.start.dot(this.normal)+this.constant)/o;if(!(a<0||a>1))return i.copy(r).multiplyScalar(a).add(e.start)}else if(0===this.distanceToPoint(e.start))return i.copy(e.start)}}(),intersectsLine:function(t){var e=this.distanceToPoint(t.start),n=this.distanceToPoint(t.end);return e<0&&n>0||n<0&&e>0},intersectsBox:function(t){return t.intersectsPlane(this)},intersectsSphere:function(t){return t.intersectsPlane(this)},coplanarPoint:function(t){return(t||new l).copy(this.normal).multiplyScalar(-this.constant)},applyMatrix4:function(){var t=new l,e=new it;return function(n,i){var r=this.coplanarPoint(t).applyMatrix4(n),o=i||e.getNormalMatrix(n),a=this.normal.applyMatrix3(o).normalize();return this.constant=-r.dot(a),this}}(),translate:function(t){return this.constant=this.constant-t.dot(this.normal),this},equals:function(t){return t.normal.equals(this.normal)&&t.constant===this.constant}}),Object.assign(ot.prototype,{set:function(t,e,n,i,r,o){var a=this.planes;return a[0].copy(t),a[1].copy(e),a[2].copy(n),a[3].copy(i),a[4].copy(r),a[5].copy(o),this},clone:function(){return(new this.constructor).copy(this)},copy:function(t){for(var e=this.planes,n=0;n<6;n++)e[n].copy(t.planes[n]);return this},setFromMatrix:function(t){var e=this.planes,n=t.elements,i=n[0],r=n[1],o=n[2],a=n[3],s=n[4],c=n[5],u=n[6],l=n[7],h=n[8],d=n[9],p=n[10],f=n[11],m=n[12],g=n[13],v=n[14],y=n[15];return e[0].setComponents(a-i,l-s,f-h,y-m).normalize(),e[1].setComponents(a+i,l+s,f+h,y+m).normalize(),e[2].setComponents(a+r,l+c,f+d,y+g).normalize(),e[3].setComponents(a-r,l-c,f-d,y-g).normalize(),e[4].setComponents(a-o,l-u,f-p,y-v).normalize(),e[5].setComponents(a+o,l+u,f+p,y+v).normalize(),this},intersectsObject:function(){var t=new nt;return function(e){var n=e.geometry;return null===n.boundingSphere&&n.computeBoundingSphere(),t.copy(n.boundingSphere).applyMatrix4(e.matrixWorld),this.intersectsSphere(t)}}(),intersectsSprite:function(){var t=new nt;return function(e){return t.center.set(0,0,0),t.radius=.7071067811865476,t.applyMatrix4(e.matrixWorld),this.intersectsSphere(t)}}(),intersectsSphere:function(t){for(var e=this.planes,n=t.center,i=-t.radius,r=0;r<6;r++){if(e[r].distanceToPoint(n)<i)return!1}return!0},intersectsBox:function(){var t=new l,e=new l;return function(n){for(var i=this.planes,r=0;r<6;r++){var o=i[r];t.x=o.normal.x>0?n.min.x:n.max.x,e.x=o.normal.x>0?n.max.x:n.min.x,t.y=o.normal.y>0?n.min.y:n.max.y,e.y=o.normal.y>0?n.max.y:n.min.y,t.z=o.normal.z>0?n.min.z:n.max.z,e.z=o.normal.z>0?n.max.z:n.min.z;var a=o.distanceToPoint(t),s=o.distanceToPoint(e);if(a<0&&s<0)return!1}return!0}}(),containsPoint:function(t){for(var e=this.planes,n=0;n<6;n++)if(e[n].distanceToPoint(t)<0)return!1;return!0}}),Object.assign(st.prototype,{set:function(t,e){return this.origin.copy(t),this.direction.copy(e),this},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.origin.copy(t.origin),this.direction.copy(t.direction),this},at:function(t,e){return(e||new l).copy(this.direction).multiplyScalar(t).add(this.origin)},lookAt:function(t){return this.direction.copy(t).sub(this.origin).normalize(),this},recast:function(){var t=new l;return function(e){return this.origin.copy(this.at(e,t)),this}}(),closestPointToPoint:function(t,e){var n=e||new l;n.subVectors(t,this.origin);var i=n.dot(this.direction);return i<0?n.copy(this.origin):n.copy(this.direction).multiplyScalar(i).add(this.origin)},distanceToPoint:function(t){return Math.sqrt(this.distanceSqToPoint(t))},distanceSqToPoint:function(){var t=new l;return function(e){var n=t.subVectors(e,this.origin).dot(this.direction);return n<0?this.origin.distanceToSquared(e):(t.copy(this.direction).multiplyScalar(n).add(this.origin),t.distanceToSquared(e))}}(),distanceSqToSegment:function(){var t=new l,e=new l,n=new l;return function(i,r,o,a){t.copy(i).add(r).multiplyScalar(.5),e.copy(r).sub(i).normalize(),n.copy(this.origin).sub(t);var s,c,u,l,h=.5*i.distanceTo(r),d=-this.direction.dot(e),p=n.dot(this.direction),f=-n.dot(e),m=n.lengthSq(),g=Math.abs(1-d*d);if(g>0)if(s=d*f-p,c=d*p-f,l=h*g,s>=0)if(c>=-l)if(c<=l){var v=1/g;s*=v,c*=v,u=s*(s+d*c+2*p)+c*(d*s+c+2*f)+m}else c=h,s=Math.max(0,-(d*c+p)),u=-s*s+c*(c+2*f)+m;else c=-h,s=Math.max(0,-(d*c+p)),u=-s*s+c*(c+2*f)+m;else c<=-l?(s=Math.max(0,-(-d*h+p)),c=s>0?-h:Math.min(Math.max(-h,-f),h),u=-s*s+c*(c+2*f)+m):c<=l?(s=0,c=Math.min(Math.max(-h,-f),h),u=c*(c+2*f)+m):(s=Math.max(0,-(d*h+p)),c=s>0?h:Math.min(Math.max(-h,-f),h),u=-s*s+c*(c+2*f)+m);else c=d>0?-h:h,s=Math.max(0,-(d*c+p)),u=-s*s+c*(c+2*f)+m;return o&&o.copy(this.direction).multiplyScalar(s).add(this.origin),a&&a.copy(e).multiplyScalar(c).add(t),u}}(),intersectSphere:function(){var t=new l;return function(e,n){t.subVectors(e.center,this.origin);var i=t.dot(this.direction),r=t.dot(t)-i*i,o=e.radius*e.radius;if(r>o)return null;var a=Math.sqrt(o-r),s=i-a,c=i+a;return s<0&&c<0?null:s<0?this.at(c,n):this.at(s,n)}}(),intersectsSphere:function(t){return this.distanceToPoint(t.center)<=t.radius},distanceToPlane:function(t){var e=t.normal.dot(this.direction);if(0===e)return 0===t.distanceToPoint(this.origin)?0:null;var n=-(this.origin.dot(t.normal)+t.constant)/e;return n>=0?n:null},intersectPlane:function(t,e){var n=this.distanceToPlane(t);return null===n?null:this.at(n,e)},intersectsPlane:function(t){var e=t.distanceToPoint(this.origin);return 0===e||t.normal.dot(this.direction)*e<0},intersectBox:function(t,e){var n,i,r,o,a,s,c=1/this.direction.x,u=1/this.direction.y,l=1/this.direction.z,h=this.origin;return c>=0?(n=(t.min.x-h.x)*c,i=(t.max.x-h.x)*c):(n=(t.max.x-h.x)*c,i=(t.min.x-h.x)*c),u>=0?(r=(t.min.y-h.y)*u,o=(t.max.y-h.y)*u):(r=(t.max.y-h.y)*u,o=(t.min.y-h.y)*u),n>o||r>i?null:((r>n||n!==n)&&(n=r),(o<i||i!==i)&&(i=o),l>=0?(a=(t.min.z-h.z)*l,s=(t.max.z-h.z)*l):(a=(t.max.z-h.z)*l,s=(t.min.z-h.z)*l),n>s||a>i?null:((a>n||n!==n)&&(n=a),(s<i||i!==i)&&(i=s),i<0?null:this.at(n>=0?n:i,e)))},intersectsBox:function(){var t=new l;return function(e){return null!==this.intersectBox(e,t)}}(),intersectTriangle:function(){var t=new l,e=new l,n=new l,i=new l;return function(r,o,a,s,c){e.subVectors(o,r),n.subVectors(a,r),i.crossVectors(e,n);var u,l=this.direction.dot(i);if(l>0){if(s)return null;u=1}else{if(!(l<0))return null;u=-1,l=-l}t.subVectors(this.origin,r);var h=u*this.direction.dot(n.crossVectors(t,n));if(h<0)return null;var d=u*this.direction.dot(e.cross(t));if(d<0)return null;if(h+d>l)return null;var p=-u*t.dot(i);return p<0?null:this.at(p/l,c)}}(),applyMatrix4:function(t){return this.direction.add(this.origin).applyMatrix4(t),this.origin.applyMatrix4(t),this.direction.sub(this.origin),this.direction.normalize(),this},equals:function(t){return t.origin.equals(this.origin)&&t.direction.equals(this.direction)}}),ct.RotationOrders=["XYZ","YZX","ZXY","XZY","YXZ","ZYX"],ct.DefaultOrder="XYZ",Object.defineProperties(ct.prototype,{x:{get:function(){return this._x},set:function(t){this._x=t,this.onChangeCallback()}},y:{get:function(){return this._y},set:function(t){this._y=t,this.onChangeCallback()}},z:{get:function(){return this._z},set:function(t){this._z=t,this.onChangeCallback()}},order:{get:function(){return this._order},set:function(t){this._order=t,this.onChangeCallback()}}}),Object.assign(ct.prototype,{isEuler:!0,set:function(t,e,n,i){return this._x=t,this._y=e,this._z=n,this._order=i||this._order,this.onChangeCallback(),this},clone:function(){return new this.constructor(this._x,this._y,this._z,this._order)},copy:function(t){return this._x=t._x,this._y=t._y,this._z=t._z,this._order=t._order,this.onChangeCallback(),this},setFromRotationMatrix:function(t,e,n){var i=Es.clamp,r=t.elements,o=r[0],a=r[4],s=r[8],c=r[1],u=r[5],l=r[9],h=r[2],d=r[6],p=r[10];return e=e||this._order,"XYZ"===e?(this._y=Math.asin(i(s,-1,1)),Math.abs(s)<.99999?(this._x=Math.atan2(-l,p),this._z=Math.atan2(-a,o)):(this._x=Math.atan2(d,u),this._z=0)):"YXZ"===e?(this._x=Math.asin(-i(l,-1,1)),Math.abs(l)<.99999?(this._y=Math.atan2(s,p),this._z=Math.atan2(c,u)):(this._y=Math.atan2(-h,o),this._z=0)):"ZXY"===e?(this._x=Math.asin(i(d,-1,1)),Math.abs(d)<.99999?(this._y=Math.atan2(-h,p),this._z=Math.atan2(-a,u)):(this._y=0,this._z=Math.atan2(c,o))):"ZYX"===e?(this._y=Math.asin(-i(h,-1,1)),Math.abs(h)<.99999?(this._x=Math.atan2(d,p),this._z=Math.atan2(c,o)):(this._x=0,this._z=Math.atan2(-a,u))):"YZX"===e?(this._z=Math.asin(i(c,-1,1)),Math.abs(c)<.99999?(this._x=Math.atan2(-l,u),this._y=Math.atan2(-h,o)):(this._x=0,this._y=Math.atan2(s,p))):"XZY"===e?(this._z=Math.asin(-i(a,-1,1)),Math.abs(a)<.99999?(this._x=Math.atan2(d,u),this._y=Math.atan2(s,o)):(this._x=Math.atan2(-l,p),this._y=0)):console.warn("THREE.Euler: .setFromRotationMatrix() given unsupported order: "+e),this._order=e,!1!==n&&this.onChangeCallback(),this},setFromQuaternion:function(){var t=new h;return function(e,n,i){return t.makeRotationFromQuaternion(e),this.setFromRotationMatrix(t,n,i)}}(),setFromVector3:function(t,e){return this.set(t.x,t.y,t.z,e||this._order)},reorder:function(){var t=new u;return function(e){return t.setFromEuler(this),this.setFromQuaternion(t,e)}}(),equals:function(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._order===this._order},fromArray:function(t){return this._x=t[0],this._y=t[1],this._z=t[2],void 0!==t[3]&&(this._order=t[3]),this.onChangeCallback(),this},toArray:function(t,e){return void 0===t&&(t=[]),void 0===e&&(e=0),t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._order,t},toVector3:function(t){return t?t.set(this._x,this._y,this._z):new l(this._x,this._y,this._z)},onChange:function(t){return this.onChangeCallback=t,this},onChangeCallback:function(){}}),Object.assign(ut.prototype,{set:function(t){this.mask=1<<t|0},enable:function(t){this.mask|=1<<t|0},toggle:function(t){this.mask^=1<<t|0},disable:function(t){this.mask&=~(1<<t|0)},test:function(t){return 0!=(this.mask&t.mask)}});var Bs=0;lt.DefaultUp=new l(0,1,0),lt.DefaultMatrixAutoUpdate=!0,Object.assign(lt.prototype,i.prototype,{isObject3D:!0,applyMatrix:function(t){this.matrix.multiplyMatrices(t,this.matrix),this.matrix.decompose(this.position,this.quaternion,this.scale)},setRotationFromAxisAngle:function(t,e){this.quaternion.setFromAxisAngle(t,e)},setRotationFromEuler:function(t){this.quaternion.setFromEuler(t,!0)},setRotationFromMatrix:function(t){this.quaternion.setFromRotationMatrix(t)},setRotationFromQuaternion:function(t){this.quaternion.copy(t)},rotateOnAxis:function(){var t=new u;return function(e,n){return t.setFromAxisAngle(e,n),this.quaternion.multiply(t),this}}(),rotateX:function(){var t=new l(1,0,0);return function(e){return this.rotateOnAxis(t,e)}}(),rotateY:function(){var t=new l(0,1,0);return function(e){return this.rotateOnAxis(t,e)}}(),rotateZ:function(){var t=new l(0,0,1);return function(e){return this.rotateOnAxis(t,e)}}(),translateOnAxis:function(){var t=new l;return function(e,n){return t.copy(e).applyQuaternion(this.quaternion),this.position.add(t.multiplyScalar(n)),this}}(),translateX:function(){var t=new l(1,0,0);return function(e){return this.translateOnAxis(t,e)}}(),translateY:function(){var t=new l(0,1,0);return function(e){return this.translateOnAxis(t,e)}}(),translateZ:function(){var t=new l(0,0,1);return function(e){return this.translateOnAxis(t,e)}}(),localToWorld:function(t){return t.applyMatrix4(this.matrixWorld)},worldToLocal:function(){var t=new h;return function(e){return e.applyMatrix4(t.getInverse(this.matrixWorld))}}(),lookAt:function(){var t=new h;return function(e){this.isCamera?t.lookAt(this.position,e,this.up):t.lookAt(e,this.position,this.up),this.quaternion.setFromRotationMatrix(t)}}(),add:function(t){if(arguments.length>1){for(var e=0;e<arguments.length;e++)this.add(arguments[e]);return this}return t===this?(console.error("THREE.Object3D.add: object can't be added as a child of itself.",t),this):(t&&t.isObject3D?(null!==t.parent&&t.parent.remove(t),t.parent=this,t.dispatchEvent({type:"added"}),this.children.push(t)):console.error("THREE.Object3D.add: object not an instance of THREE.Object3D.",t),this)},remove:function(t){if(arguments.length>1)for(var e=0;e<arguments.length;e++)this.remove(arguments[e]);var n=this.children.indexOf(t);-1!==n&&(t.parent=null,t.dispatchEvent({type:"removed"}),this.children.splice(n,1))},getObjectById:function(t){return this.getObjectByProperty("id",t)},getObjectByName:function(t){return this.getObjectByProperty("name",t)},getObjectByProperty:function(t,e){if(this[t]===e)return this;for(var n=0,i=this.children.length;n<i;n++){var r=this.children[n],o=r.getObjectByProperty(t,e);if(void 0!==o)return o}},getWorldPosition:function(t){var e=t||new l;return this.updateMatrixWorld(!0),e.setFromMatrixPosition(this.matrixWorld)},getWorldQuaternion:function(){var t=new l,e=new l;return function(n){var i=n||new u;return this.updateMatrixWorld(!0),this.matrixWorld.decompose(t,i,e),i}}(),getWorldRotation:function(){var t=new u;return function(e){var n=e||new ct;return this.getWorldQuaternion(t),n.setFromQuaternion(t,this.rotation.order,!1)}}(),getWorldScale:function(){var t=new l,e=new u;return function(n){var i=n||new l;return this.updateMatrixWorld(!0),this.matrixWorld.decompose(t,e,i),i}}(),getWorldDirection:function(){var t=new u;return function(e){var n=e||new l;return this.getWorldQuaternion(t),n.set(0,0,1).applyQuaternion(t)}}(),raycast:function(){},traverse:function(t){t(this);for(var e=this.children,n=0,i=e.length;n<i;n++)e[n].traverse(t)},traverseVisible:function(t){if(!1!==this.visible){t(this);for(var e=this.children,n=0,i=e.length;n<i;n++)e[n].traverseVisible(t)}},traverseAncestors:function(t){var e=this.parent;null!==e&&(t(e),e.traverseAncestors(t))},updateMatrix:function(){this.matrix.compose(this.position,this.quaternion,this.scale),this.matrixWorldNeedsUpdate=!0},updateMatrixWorld:function(t){this.matrixAutoUpdate&&this.updateMatrix(),(this.matrixWorldNeedsUpdate||t)&&(null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix),this.matrixWorldNeedsUpdate=!1,t=!0);for(var e=this.children,n=0,i=e.length;n<i;n++)e[n].updateMatrixWorld(t)},toJSON:function(t){function e(e,n){return void 0===e[n.uuid]&&(e[n.uuid]=n.toJSON(t)),n.uuid}function n(t){var e=[];for(var n in t){var i=t[n];delete i.metadata,e.push(i)}return e}var i=void 0===t||""===t,r={};i&&(t={geometries:{},materials:{},textures:{},images:{}},r.metadata={version:4.5,type:"Object",generator:"Object3D.toJSON"});var o={};if(o.uuid=this.uuid,o.type=this.type,""!==this.name&&(o.name=this.name),"{}"!==JSON.stringify(this.userData)&&(o.userData=this.userData),!0===this.castShadow&&(o.castShadow=!0),!0===this.receiveShadow&&(o.receiveShadow=!0),!1===this.visible&&(o.visible=!1),o.matrix=this.matrix.toArray(),void 0!==this.geometry&&(o.geometry=e(t.geometries,this.geometry)),void 0!==this.material)if(Array.isArray(this.material)){for(var a=[],s=0,c=this.material.length;s<c;s++)a.push(e(t.materials,this.material[s]));o.material=a}else o.material=e(t.materials,this.material);if(this.children.length>0){o.children=[];for(var s=0;s<this.children.length;s++)o.children.push(this.children[s].toJSON(t).object)}if(i){var u=n(t.geometries),l=n(t.materials),h=n(t.textures),d=n(t.images);u.length>0&&(r.geometries=u),l.length>0&&(r.materials=l),h.length>0&&(r.textures=h),d.length>0&&(r.images=d)}return r.object=o,r},clone:function(t){return(new this.constructor).copy(this,t)},copy:function(t,e){if(void 0===e&&(e=!0),this.name=t.name,this.up.copy(t.up),this.position.copy(t.position),this.quaternion.copy(t.quaternion),this.scale.copy(t.scale),this.matrix.copy(t.matrix),this.matrixWorld.copy(t.matrixWorld),this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrixWorldNeedsUpdate=t.matrixWorldNeedsUpdate,this.layers.mask=t.layers.mask,this.visible=t.visible,this.castShadow=t.castShadow,this.receiveShadow=t.receiveShadow,this.frustumCulled=t.frustumCulled,this.renderOrder=t.renderOrder,this.userData=JSON.parse(JSON.stringify(t.userData)),!0===e)for(var n=0;n<t.children.length;n++){var i=t.children[n];this.add(i.clone())}return this}}),Object.assign(ht.prototype,{set:function(t,e){return this.start.copy(t),this.end.copy(e),this},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.start.copy(t.start),this.end.copy(t.end),this},getCenter:function(t){return(t||new l).addVectors(this.start,this.end).multiplyScalar(.5)},delta:function(t){return(t||new l).subVectors(this.end,this.start)},distanceSq:function(){return this.start.distanceToSquared(this.end)},distance:function(){return this.start.distanceTo(this.end)},at:function(t,e){var n=e||new l;return this.delta(n).multiplyScalar(t).add(this.start)},closestPointToPointParameter:function(){var t=new l,e=new l;return function(n,i){t.subVectors(n,this.start),e.subVectors(this.end,this.start);var r=e.dot(e),o=e.dot(t),a=o/r;return i&&(a=Es.clamp(a,0,1)),a}}(),closestPointToPoint:function(t,e,n){var i=this.closestPointToPointParameter(t,e),r=n||new l;return this.delta(r).multiplyScalar(i).add(this.start)},applyMatrix4:function(t){return this.start.applyMatrix4(t),this.end.applyMatrix4(t),this},equals:function(t){return t.start.equals(this.start)&&t.end.equals(this.end)}}),Object.assign(dt,{normal:function(){var t=new l;return function(e,n,i,r){var o=r||new l;o.subVectors(i,n),t.subVectors(e,n),o.cross(t);var a=o.lengthSq();return a>0?o.multiplyScalar(1/Math.sqrt(a)):o.set(0,0,0)}}(),barycoordFromPoint:function(){var t=new l,e=new l,n=new l;return function(i,r,o,a,s){t.subVectors(a,r),e.subVectors(o,r),n.subVectors(i,r);var c=t.dot(t),u=t.dot(e),h=t.dot(n),d=e.dot(e),p=e.dot(n),f=c*d-u*u,m=s||new l;if(0===f)return m.set(-2,-1,-1);var g=1/f,v=(d*h-u*p)*g,y=(c*p-u*h)*g;return m.set(1-v-y,y,v)}}(),containsPoint:function(){var t=new l;return function(e,n,i,r){var o=dt.barycoordFromPoint(e,n,i,r,t);return o.x>=0&&o.y>=0&&o.x+o.y<=1}}()}),Object.assign(dt.prototype,{set:function(t,e,n){return this.a.copy(t),this.b.copy(e),this.c.copy(n),this},setFromPointsAndIndices:function(t,e,n,i){return this.a.copy(t[e]),this.b.copy(t[n]),this.c.copy(t[i]),this},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.a.copy(t.a),this.b.copy(t.b),this.c.copy(t.c),this},area:function(){var t=new l,e=new l;return function(){return t.subVectors(this.c,this.b),e.subVectors(this.a,this.b),.5*t.cross(e).length()}}(),midpoint:function(t){return(t||new l).addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)},normal:function(t){return dt.normal(this.a,this.b,this.c,t)},plane:function(t){return(t||new rt).setFromCoplanarPoints(this.a,this.b,this.c)},barycoordFromPoint:function(t,e){return dt.barycoordFromPoint(t,this.a,this.b,this.c,e)},containsPoint:function(t){return dt.containsPoint(t,this.a,this.b,this.c)},closestPointToPoint:function(){var t=new rt,e=[new ht,new ht,new ht],n=new l,i=new l;return function(r,o){var a=o||new l,s=1/0;if(t.setFromCoplanarPoints(this.a,this.b,this.c),t.projectPoint(r,n),!0===this.containsPoint(n))a.copy(n);else{e[0].set(this.a,this.b),e[1].set(this.b,this.c),e[2].set(this.c,this.a);for(var c=0;c<e.length;c++){e[c].closestPointToPoint(n,!0,i);var u=n.distanceToSquared(i);u<s&&(s=u,a.copy(i))}}return a}}(),equals:function(t){return t.a.equals(this.a)&&t.b.equals(this.b)&&t.c.equals(this.c)}}),Object.assign(pt.prototype,{clone:function(){return(new this.constructor).copy(this)},copy:function(t){this.a=t.a,this.b=t.b,this.c=t.c,this.normal.copy(t.normal),this.color.copy(t.color),this.materialIndex=t.materialIndex;for(var e=0,n=t.vertexNormals.length;e<n;e++)this.vertexNormals[e]=t.vertexNormals[e].clone();for(var e=0,n=t.vertexColors.length;e<n;e++)this.vertexColors[e]=t.vertexColors[e].clone();return this}}),ft.prototype=Object.create(Q.prototype),ft.prototype.constructor=ft,ft.prototype.isMeshBasicMaterial=!0,ft.prototype.copy=function(t){return Q.prototype.copy.call(this,t),this.color.copy(t.color),this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.combine=t.combine,this.reflectivity=t.reflectivity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this},Object.defineProperty(mt.prototype,"needsUpdate",{set:function(t){!0===t&&this.version++}}),Object.assign(mt.prototype,{isBufferAttribute:!0,setArray:function(t){if(Array.isArray(t))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.count=void 0!==t?t.length/this.itemSize:0,this.array=t},setDynamic:function(t){return this.dynamic=t,this},copy:function(t){return this.array=new t.array.constructor(t.array),this.itemSize=t.itemSize,this.count=t.count,this.normalized=t.normalized,this.dynamic=t.dynamic,this},copyAt:function(t,e,n){t*=this.itemSize,n*=e.itemSize;for(var i=0,r=this.itemSize;i<r;i++)this.array[t+i]=e.array[n+i];return this},copyArray:function(t){return this.array.set(t),this},copyColorsArray:function(t){for(var e=this.array,n=0,i=0,r=t.length;i<r;i++){var o=t[i];void 0===o&&(console.warn("THREE.BufferAttribute.copyColorsArray(): color is undefined",i),o=new q),e[n++]=o.r,e[n++]=o.g,e[n++]=o.b}return this},copyIndicesArray:function(t){for(var e=this.array,n=0,i=0,r=t.length;i<r;i++){var o=t[i];e[n++]=o.a,e[n++]=o.b,e[n++]=o.c}return this},copyVector2sArray:function(t){for(var e=this.array,n=0,i=0,o=t.length;i<o;i++){var a=t[i];void 0===a&&(console.warn("THREE.BufferAttribute.copyVector2sArray(): vector is undefined",i),a=new r),e[n++]=a.x,e[n++]=a.y}return this},copyVector3sArray:function(t){for(var e=this.array,n=0,i=0,r=t.length;i<r;i++){var o=t[i];void 0===o&&(console.warn("THREE.BufferAttribute.copyVector3sArray(): vector is undefined",i),o=new l),e[n++]=o.x,e[n++]=o.y,e[n++]=o.z}return this},copyVector4sArray:function(t){for(var e=this.array,n=0,i=0,r=t.length;i<r;i++){var o=t[i];void 0===o&&(console.warn("THREE.BufferAttribute.copyVector4sArray(): vector is undefined",i),o=new a),e[n++]=o.x,e[n++]=o.y,e[n++]=o.z,e[n++]=o.w}return this},set:function(t,e){return void 0===e&&(e=0),this.array.set(t,e),this},getX:function(t){return this.array[t*this.itemSize]},setX:function(t,e){return this.array[t*this.itemSize]=e,this},getY:function(t){return this.array[t*this.itemSize+1]},setY:function(t,e){return this.array[t*this.itemSize+1]=e,this},getZ:function(t){return this.array[t*this.itemSize+2]},setZ:function(t,e){return this.array[t*this.itemSize+2]=e,this},getW:function(t){return this.array[t*this.itemSize+3]},setW:function(t,e){return this.array[t*this.itemSize+3]=e,this},setXY:function(t,e,n){return t*=this.itemSize,this.array[t+0]=e,this.array[t+1]=n,this},setXYZ:function(t,e,n,i){return t*=this.itemSize,this.array[t+0]=e,this.array[t+1]=n,this.array[t+2]=i,this},setXYZW:function(t,e,n,i,r){return t*=this.itemSize,this.array[t+0]=e,this.array[t+1]=n,this.array[t+2]=i,this.array[t+3]=r,this},onUpload:function(t){return this.onUploadCallback=t,this},clone:function(){return new this.constructor(this.array,this.itemSize).copy(this)}}),gt.prototype=Object.create(mt.prototype),gt.prototype.constructor=gt,vt.prototype=Object.create(mt.prototype),vt.prototype.constructor=vt,yt.prototype=Object.create(mt.prototype),yt.prototype.constructor=yt,_t.prototype=Object.create(mt.prototype),_t.prototype.constructor=_t,xt.prototype=Object.create(mt.prototype),xt.prototype.constructor=xt,bt.prototype=Object.create(mt.prototype),bt.prototype.constructor=bt,wt.prototype=Object.create(mt.prototype),wt.prototype.constructor=wt,Et.prototype=Object.create(mt.prototype),Et.prototype.constructor=Et,Mt.prototype=Object.create(mt.prototype),Mt.prototype.constructor=Mt,Object.assign(Tt.prototype,{computeGroups:function(t){for(var e,n=[],i=void 0,r=t.faces,o=0;o<r.length;o++){var a=r[o];a.materialIndex!==i&&(i=a.materialIndex,void 0!==e&&(e.count=3*o-e.start,n.push(e)),e={start:3*o,materialIndex:i})}void 0!==e&&(e.count=3*o-e.start,n.push(e)),this.groups=n},fromGeometry:function(t){var e,n=t.faces,i=t.vertices,o=t.faceVertexUvs,a=o[0]&&o[0].length>0,s=o[1]&&o[1].length>0,c=t.morphTargets,u=c.length;if(u>0){e=[];for(var l=0;l<u;l++)e[l]=[];this.morphTargets.position=e}var h,d=t.morphNormals,p=d.length;if(p>0){h=[];for(var l=0;l<p;l++)h[l]=[];this.morphTargets.normal=h}for(var f=t.skinIndices,m=t.skinWeights,g=f.length===i.length,v=m.length===i.length,l=0;l<n.length;l++){var y=n[l];this.vertices.push(i[y.a],i[y.b],i[y.c]);var _=y.vertexNormals;if(3===_.length)this.normals.push(_[0],_[1],_[2]);else{var x=y.normal;this.normals.push(x,x,x)}var b=y.vertexColors;if(3===b.length)this.colors.push(b[0],b[1],b[2]);else{var w=y.color;this.colors.push(w,w,w)}if(!0===a){var E=o[0][l];void 0!==E?this.uvs.push(E[0],E[1],E[2]):(console.warn("THREE.DirectGeometry.fromGeometry(): Undefined vertexUv ",l),this.uvs.push(new r,new r,new r))}if(!0===s){var E=o[1][l];void 0!==E?this.uvs2.push(E[0],E[1],E[2]):(console.warn("THREE.DirectGeometry.fromGeometry(): Undefined vertexUv2 ",l),this.uvs2.push(new r,new r,new r))}for(var M=0;M<u;M++){var T=c[M].vertices;e[M].push(T[y.a],T[y.b],T[y.c])}for(var M=0;M<p;M++){var S=d[M].vertexNormals[l];h[M].push(S.a,S.b,S.c)}g&&this.skinIndices.push(f[y.a],f[y.b],f[y.c]),v&&this.skinWeights.push(m[y.a],m[y.b],m[y.c])}return this.computeGroups(t),this.verticesNeedUpdate=t.verticesNeedUpdate,this.normalsNeedUpdate=t.normalsNeedUpdate,this.colorsNeedUpdate=t.colorsNeedUpdate,this.uvsNeedUpdate=t.uvsNeedUpdate,this.groupsNeedUpdate=t.groupsNeedUpdate,this}});var zs=0;Object.assign(Rt.prototype,i.prototype,{isGeometry:!0,applyMatrix:function(t){for(var e=(new it).getNormalMatrix(t),n=0,i=this.vertices.length;n<i;n++){this.vertices[n].applyMatrix4(t)}for(var n=0,i=this.faces.length;n<i;n++){var r=this.faces[n];r.normal.applyMatrix3(e).normalize();for(var o=0,a=r.vertexNormals.length;o<a;o++)r.vertexNormals[o].applyMatrix3(e).normalize()}return null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this.verticesNeedUpdate=!0,this.normalsNeedUpdate=!0,this},rotateX:function(){var t=new h;return function(e){return t.makeRotationX(e),this.applyMatrix(t),this}}(),rotateY:function(){var t=new h;return function(e){return t.makeRotationY(e),this.applyMatrix(t),this}}(),rotateZ:function(){var t=new h;return function(e){return t.makeRotationZ(e),this.applyMatrix(t),this}}(),translate:function(){var t=new h;return function(e,n,i){return t.makeTranslation(e,n,i),this.applyMatrix(t),this}}(),scale:function(){var t=new h;return function(e,n,i){return t.makeScale(e,n,i),this.applyMatrix(t),this}}(),lookAt:function(){var t=new lt;return function(e){t.lookAt(e),t.updateMatrix(),this.applyMatrix(t.matrix)}}(),fromBufferGeometry:function(t){function e(t,e,i,r){var o=void 0!==s?[d[t].clone(),d[e].clone(),d[i].clone()]:[],a=void 0!==c?[n.colors[t].clone(),n.colors[e].clone(),n.colors[i].clone()]:[],l=new pt(t,e,i,o,a,r);n.faces.push(l),void 0!==u&&n.faceVertexUvs[0].push([p[t].clone(),p[e].clone(),p[i].clone()]),void 0!==h&&n.faceVertexUvs[1].push([f[t].clone(),f[e].clone(),f[i].clone()])}var n=this,i=null!==t.index?t.index.array:void 0,o=t.attributes,a=o.position.array,s=void 0!==o.normal?o.normal.array:void 0,c=void 0!==o.color?o.color.array:void 0,u=void 0!==o.uv?o.uv.array:void 0,h=void 0!==o.uv2?o.uv2.array:void 0;void 0!==h&&(this.faceVertexUvs[1]=[]);for(var d=[],p=[],f=[],m=0,g=0;m<a.length;m+=3,g+=2)n.vertices.push(new l(a[m],a[m+1],a[m+2])),void 0!==s&&d.push(new l(s[m],s[m+1],s[m+2])),void 0!==c&&n.colors.push(new q(c[m],c[m+1],c[m+2])),void 0!==u&&p.push(new r(u[g],u[g+1])),void 0!==h&&f.push(new r(h[g],h[g+1]));var v=t.groups;if(v.length>0)for(var m=0;m<v.length;m++)for(var y=v[m],_=y.start,x=y.count,g=_,b=_+x;g<b;g+=3)void 0!==i?e(i[g],i[g+1],i[g+2],y.materialIndex):e(g,g+1,g+2,y.materialIndex);else if(void 0!==i)for(var m=0;m<i.length;m+=3)e(i[m],i[m+1],i[m+2]);else for(var m=0;m<a.length/3;m+=3)e(m,m+1,m+2);return this.computeFaceNormals(),null!==t.boundingBox&&(this.boundingBox=t.boundingBox.clone()),null!==t.boundingSphere&&(this.boundingSphere=t.boundingSphere.clone()),this},center:function(){this.computeBoundingBox();var t=this.boundingBox.getCenter().negate();return this.translate(t.x,t.y,t.z),t},normalize:function(){this.computeBoundingSphere();var t=this.boundingSphere.center,e=this.boundingSphere.radius,n=0===e?1:1/e,i=new h;return i.set(n,0,0,-n*t.x,0,n,0,-n*t.y,0,0,n,-n*t.z,0,0,0,1),this.applyMatrix(i),this},computeFaceNormals:function(){for(var t=new l,e=new l,n=0,i=this.faces.length;n<i;n++){var r=this.faces[n],o=this.vertices[r.a],a=this.vertices[r.b],s=this.vertices[r.c];t.subVectors(s,a),e.subVectors(o,a),t.cross(e),t.normalize(),r.normal.copy(t)}},computeVertexNormals:function(t){void 0===t&&(t=!0);var e,n,i,r,o,a;for(a=new Array(this.vertices.length),e=0,n=this.vertices.length;e<n;e++)a[e]=new l;if(t){var s,c,u,h=new l,d=new l;for(i=0,r=this.faces.length;i<r;i++)o=this.faces[i],s=this.vertices[o.a],c=this.vertices[o.b],u=this.vertices[o.c],h.subVectors(u,c),d.subVectors(s,c),h.cross(d),a[o.a].add(h),a[o.b].add(h),a[o.c].add(h)}else for(this.computeFaceNormals(),i=0,r=this.faces.length;i<r;i++)o=this.faces[i],a[o.a].add(o.normal),a[o.b].add(o.normal),a[o.c].add(o.normal);for(e=0,n=this.vertices.length;e<n;e++)a[e].normalize();for(i=0,r=this.faces.length;i<r;i++){o=this.faces[i];var p=o.vertexNormals;3===p.length?(p[0].copy(a[o.a]),p[1].copy(a[o.b]),p[2].copy(a[o.c])):(p[0]=a[o.a].clone(),p[1]=a[o.b].clone(),p[2]=a[o.c].clone())}this.faces.length>0&&(this.normalsNeedUpdate=!0)},computeFlatVertexNormals:function(){var t,e,n;for(this.computeFaceNormals(),t=0,e=this.faces.length;t<e;t++){n=this.faces[t];var i=n.vertexNormals;3===i.length?(i[0].copy(n.normal),i[1].copy(n.normal),i[2].copy(n.normal)):(i[0]=n.normal.clone(),i[1]=n.normal.clone(),i[2]=n.normal.clone())}this.faces.length>0&&(this.normalsNeedUpdate=!0)},computeMorphNormals:function(){var t,e,n,i,r;for(n=0,i=this.faces.length;n<i;n++)for(r=this.faces[n],r.__originalFaceNormal?r.__originalFaceNormal.copy(r.normal):r.__originalFaceNormal=r.normal.clone(),r.__originalVertexNormals||(r.__originalVertexNormals=[]),t=0,e=r.vertexNormals.length;t<e;t++)r.__originalVertexNormals[t]?r.__originalVertexNormals[t].copy(r.vertexNormals[t]):r.__originalVertexNormals[t]=r.vertexNormals[t].clone();var o=new Rt;for(o.faces=this.faces,t=0,e=this.morphTargets.length;t<e;t++){if(!this.morphNormals[t]){this.morphNormals[t]={},this.morphNormals[t].faceNormals=[],this.morphNormals[t].vertexNormals=[];var a,s,c=this.morphNormals[t].faceNormals,u=this.morphNormals[t].vertexNormals;for(n=0,i=this.faces.length;n<i;n++)a=new l,s={a:new l,b:new l,c:new l},c.push(a),u.push(s)}var h=this.morphNormals[t];o.vertices=this.morphTargets[t].vertices,o.computeFaceNormals(),o.computeVertexNormals();var a,s;for(n=0,i=this.faces.length;n<i;n++)r=this.faces[n],a=h.faceNormals[n],s=h.vertexNormals[n],a.copy(r.normal),s.a.copy(r.vertexNormals[0]),s.b.copy(r.vertexNormals[1]),s.c.copy(r.vertexNormals[2])}for(n=0,i=this.faces.length;n<i;n++)r=this.faces[n],r.normal=r.__originalFaceNormal,r.vertexNormals=r.__originalVertexNormals},computeLineDistances:function(){for(var t=0,e=this.vertices,n=0,i=e.length;n<i;n++)n>0&&(t+=e[n].distanceTo(e[n-1])),this.lineDistances[n]=t},computeBoundingBox:function(){null===this.boundingBox&&(this.boundingBox=new et),this.boundingBox.setFromPoints(this.vertices)},computeBoundingSphere:function(){null===this.boundingSphere&&(this.boundingSphere=new nt),this.boundingSphere.setFromPoints(this.vertices)},merge:function(t,e,n){if(!1===(t&&t.isGeometry))return void console.error("THREE.Geometry.merge(): geometry not an instance of THREE.Geometry.",t);var i,r=this.vertices.length,o=this.vertices,a=t.vertices,s=this.faces,c=t.faces,u=this.faceVertexUvs[0],l=t.faceVertexUvs[0],h=this.colors,d=t.colors;void 0===n&&(n=0),void 0!==e&&(i=(new it).getNormalMatrix(e));for(var p=0,f=a.length;p<f;p++){var m=a[p],g=m.clone();void 0!==e&&g.applyMatrix4(e),o.push(g)}for(var p=0,f=d.length;p<f;p++)h.push(d[p].clone());for(p=0,f=c.length;p<f;p++){var v,y,_,x=c[p],b=x.vertexNormals,w=x.vertexColors;v=new pt(x.a+r,x.b+r,x.c+r),v.normal.copy(x.normal),void 0!==i&&v.normal.applyMatrix3(i).normalize();for(var E=0,M=b.length;E<M;E++)y=b[E].clone(),void 0!==i&&y.applyMatrix3(i).normalize(),v.vertexNormals.push(y);v.color.copy(x.color);for(var E=0,M=w.length;E<M;E++)_=w[E],v.vertexColors.push(_.clone());v.materialIndex=x.materialIndex+n,s.push(v)}for(p=0,f=l.length;p<f;p++){var T=l[p],S=[];if(void 0!==T){for(var E=0,M=T.length;E<M;E++)S.push(T[E].clone());u.push(S)}}},mergeMesh:function(t){if(!1===(t&&t.isMesh))return void console.error("THREE.Geometry.mergeMesh(): mesh not an instance of THREE.Mesh.",t);t.matrixAutoUpdate&&t.updateMatrix(),this.merge(t.geometry,t.matrix)},mergeVertices:function(){var t,e,n,i,r,o,a,s,c={},u=[],l=[],h=Math.pow(10,4);for(n=0,i=this.vertices.length;n<i;n++)t=this.vertices[n],e=Math.round(t.x*h)+"_"+Math.round(t.y*h)+"_"+Math.round(t.z*h),void 0===c[e]?(c[e]=n,u.push(this.vertices[n]),l[n]=u.length-1):l[n]=l[c[e]];var d=[];for(n=0,i=this.faces.length;n<i;n++){r=this.faces[n],r.a=l[r.a],r.b=l[r.b],r.c=l[r.c],o=[r.a,r.b,r.c];for(var p=0;p<3;p++)if(o[p]===o[(p+1)%3]){d.push(n);break}}for(n=d.length-1;n>=0;n--){var f=d[n];for(this.faces.splice(f,1),a=0,s=this.faceVertexUvs.length;a<s;a++)this.faceVertexUvs[a].splice(f,1)}var m=this.vertices.length-u.length;return this.vertices=u,m},sortFacesByMaterialIndex:function(){function t(t,e){return t.materialIndex-e.materialIndex}for(var e=this.faces,n=e.length,i=0;i<n;i++)e[i]._id=i;e.sort(t);var r,o,a=this.faceVertexUvs[0],s=this.faceVertexUvs[1];a&&a.length===n&&(r=[]),s&&s.length===n&&(o=[]);for(var i=0;i<n;i++){var c=e[i]._id;r&&r.push(a[c]),o&&o.push(s[c])}r&&(this.faceVertexUvs[0]=r),o&&(this.faceVertexUvs[1]=o)},toJSON:function(){function t(t,e,n){return n?t|1<<e:t&~(1<<e)}function e(t){var e=t.x.toString()+t.y.toString()+t.z.toString();return void 0!==d[e]?d[e]:(d[e]=h.length/3,h.push(t.x,t.y,t.z),d[e])}function n(t){var e=t.r.toString()+t.g.toString()+t.b.toString();return void 0!==f[e]?f[e]:(f[e]=p.length,p.push(t.getHex()),f[e])}function i(t){var e=t.x.toString()+t.y.toString();return void 0!==g[e]?g[e]:(g[e]=m.length/2,m.push(t.x,t.y),g[e])}var r={metadata:{version:4.5,type:"Geometry",generator:"Geometry.toJSON"}};if(r.uuid=this.uuid,r.type=this.type,""!==this.name&&(r.name=this.name),void 0!==this.parameters){var o=this.parameters;for(var a in o)void 0!==o[a]&&(r[a]=o[a]);return r}for(var s=[],c=0;c<this.vertices.length;c++){var u=this.vertices[c];s.push(u.x,u.y,u.z)}for(var l=[],h=[],d={},p=[],f={},m=[],g={},c=0;c<this.faces.length;c++){var v=this.faces[c],y=void 0!==this.faceVertexUvs[0][c],_=v.normal.length()>0,x=v.vertexNormals.length>0,b=1!==v.color.r||1!==v.color.g||1!==v.color.b,w=v.vertexColors.length>0,E=0;if(E=t(E,0,0),E=t(E,1,!0),E=t(E,2,!1),E=t(E,3,y),E=t(E,4,_),E=t(E,5,x),E=t(E,6,b),E=t(E,7,w),l.push(E),l.push(v.a,v.b,v.c),l.push(v.materialIndex),y){var M=this.faceVertexUvs[0][c];l.push(i(M[0]),i(M[1]),i(M[2]))}if(_&&l.push(e(v.normal)),x){var T=v.vertexNormals;l.push(e(T[0]),e(T[1]),e(T[2]))}if(b&&l.push(n(v.color)),w){var S=v.vertexColors;l.push(n(S[0]),n(S[1]),n(S[2]))}}return r.data={},r.data.vertices=s,r.data.normals=h,p.length>0&&(r.data.colors=p),m.length>0&&(r.data.uvs=[m]),r.data.faces=l,r},clone:function(){return(new Rt).copy(this)},copy:function(t){var e,n,i,r,o,a;this.vertices=[],this.colors=[],this.faces=[],this.faceVertexUvs=[[]],this.morphTargets=[],this.morphNormals=[],this.skinWeights=[],this.skinIndices=[],this.lineDistances=[],this.boundingBox=null,this.boundingSphere=null,this.name=t.name;var s=t.vertices;for(e=0,n=s.length;e<n;e++)this.vertices.push(s[e].clone());var c=t.colors;for(e=0,n=c.length;e<n;e++)this.colors.push(c[e].clone());var u=t.faces;for(e=0,n=u.length;e<n;e++)this.faces.push(u[e].clone());for(e=0,n=t.faceVertexUvs.length;e<n;e++){var l=t.faceVertexUvs[e];for(void 0===this.faceVertexUvs[e]&&(this.faceVertexUvs[e]=[]),i=0,r=l.length;i<r;i++){var h=l[i],d=[];for(o=0,a=h.length;o<a;o++){var p=h[o];d.push(p.clone())}this.faceVertexUvs[e].push(d)}}var f=t.morphTargets;for(e=0,n=f.length;e<n;e++){var m={};if(m.name=f[e].name,void 0!==f[e].vertices)for(m.vertices=[],i=0,r=f[e].vertices.length;i<r;i++)m.vertices.push(f[e].vertices[i].clone());if(void 0!==f[e].normals)for(m.normals=[],i=0,r=f[e].normals.length;i<r;i++)m.normals.push(f[e].normals[i].clone());this.morphTargets.push(m)}var g=t.morphNormals;for(e=0,n=g.length;e<n;e++){var v={};if(void 0!==g[e].vertexNormals)for(v.vertexNormals=[],i=0,r=g[e].vertexNormals.length;i<r;i++){var y=g[e].vertexNormals[i],_={};_.a=y.a.clone(),_.b=y.b.clone(),_.c=y.c.clone(),v.vertexNormals.push(_)}if(void 0!==g[e].faceNormals)for(v.faceNormals=[],i=0,r=g[e].faceNormals.length;i<r;i++)v.faceNormals.push(g[e].faceNormals[i].clone());this.morphNormals.push(v)}var x=t.skinWeights;for(e=0,n=x.length;e<n;e++)this.skinWeights.push(x[e].clone());var b=t.skinIndices;for(e=0,n=b.length;e<n;e++)this.skinIndices.push(b[e].clone());var w=t.lineDistances;for(e=0,n=w.length;e<n;e++)this.lineDistances.push(w[e]);var E=t.boundingBox;null!==E&&(this.boundingBox=E.clone());var M=t.boundingSphere;return null!==M&&(this.boundingSphere=M.clone()),this.elementsNeedUpdate=t.elementsNeedUpdate,this.verticesNeedUpdate=t.verticesNeedUpdate,this.uvsNeedUpdate=t.uvsNeedUpdate,this.normalsNeedUpdate=t.normalsNeedUpdate,this.colorsNeedUpdate=t.colorsNeedUpdate,this.lineDistancesNeedUpdate=t.lineDistancesNeedUpdate,this.groupsNeedUpdate=t.groupsNeedUpdate,this},dispose:function(){this.dispatchEvent({type:"dispose"})}}),Lt.MaxIndex=65535,Object.assign(Lt.prototype,i.prototype,{isBufferGeometry:!0,getIndex:function(){return this.index},setIndex:function(t){Array.isArray(t)?this.index=new(St(t)>65535?wt:xt)(t,1):this.index=t},addAttribute:function(t,e){return!1===(e&&e.isBufferAttribute)&&!1===(e&&e.isInterleavedBufferAttribute)?(console.warn("THREE.BufferGeometry: .addAttribute() now expects ( name, attribute )."),void this.addAttribute(t,new mt(arguments[1],arguments[2]))):"index"===t?(console.warn("THREE.BufferGeometry.addAttribute: Use .setIndex() for index attribute."),void this.setIndex(e)):(this.attributes[t]=e,this)},getAttribute:function(t){return this.attributes[t]},removeAttribute:function(t){return delete this.attributes[t],this},addGroup:function(t,e,n){this.groups.push({start:t,count:e,materialIndex:void 0!==n?n:0})},clearGroups:function(){this.groups=[]},setDrawRange:function(t,e){this.drawRange.start=t,this.drawRange.count=e},applyMatrix:function(t){var e=this.attributes.position;void 0!==e&&(t.applyToBufferAttribute(e),e.needsUpdate=!0);var n=this.attributes.normal;if(void 0!==n){(new it).getNormalMatrix(t).applyToBufferAttribute(n),n.needsUpdate=!0}return null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this},rotateX:function(){var t=new h;return function(e){return t.makeRotationX(e),this.applyMatrix(t),this}}(),rotateY:function(){var t=new h;return function(e){return t.makeRotationY(e),this.applyMatrix(t),this}}(),rotateZ:function(){var t=new h;return function(e){return t.makeRotationZ(e),this.applyMatrix(t),this}}(),translate:function(){var t=new h;return function(e,n,i){return t.makeTranslation(e,n,i),this.applyMatrix(t),this}}(),scale:function(){var t=new h;return function(e,n,i){return t.makeScale(e,n,i),this.applyMatrix(t),this}}(),lookAt:function(){var t=new lt;return function(e){t.lookAt(e),t.updateMatrix(),this.applyMatrix(t.matrix)}}(),center:function(){this.computeBoundingBox();var t=this.boundingBox.getCenter().negate();return this.translate(t.x,t.y,t.z),t},setFromObject:function(t){var e=t.geometry;if(t.isPoints||t.isLine){var n=new Et(3*e.vertices.length,3),i=new Et(3*e.colors.length,3);if(this.addAttribute("position",n.copyVector3sArray(e.vertices)),this.addAttribute("color",i.copyColorsArray(e.colors)),e.lineDistances&&e.lineDistances.length===e.vertices.length){var r=new Et(e.lineDistances.length,1);this.addAttribute("lineDistance",r.copyArray(e.lineDistances))}null!==e.boundingSphere&&(this.boundingSphere=e.boundingSphere.clone()),null!==e.boundingBox&&(this.boundingBox=e.boundingBox.clone())}else t.isMesh&&e&&e.isGeometry&&this.fromGeometry(e);return this},updateFromObject:function(t){var e=t.geometry;if(t.isMesh){var n=e.__directGeometry;if(!0===e.elementsNeedUpdate&&(n=void 0,e.elementsNeedUpdate=!1),void 0===n)return this.fromGeometry(e);n.verticesNeedUpdate=e.verticesNeedUpdate,n.normalsNeedUpdate=e.normalsNeedUpdate,n.colorsNeedUpdate=e.colorsNeedUpdate,n.uvsNeedUpdate=e.uvsNeedUpdate,n.groupsNeedUpdate=e.groupsNeedUpdate,e.verticesNeedUpdate=!1,e.normalsNeedUpdate=!1,e.colorsNeedUpdate=!1,e.uvsNeedUpdate=!1,e.groupsNeedUpdate=!1,e=n}var i;return!0===e.verticesNeedUpdate&&(i=this.attributes.position,void 0!==i&&(i.copyVector3sArray(e.vertices),i.needsUpdate=!0),e.verticesNeedUpdate=!1),!0===e.normalsNeedUpdate&&(i=this.attributes.normal,void 0!==i&&(i.copyVector3sArray(e.normals),i.needsUpdate=!0),e.normalsNeedUpdate=!1),!0===e.colorsNeedUpdate&&(i=this.attributes.color,void 0!==i&&(i.copyColorsArray(e.colors),i.needsUpdate=!0),e.colorsNeedUpdate=!1),e.uvsNeedUpdate&&(i=this.attributes.uv,void 0!==i&&(i.copyVector2sArray(e.uvs),i.needsUpdate=!0),e.uvsNeedUpdate=!1),e.lineDistancesNeedUpdate&&(i=this.attributes.lineDistance,void 0!==i&&(i.copyArray(e.lineDistances),i.needsUpdate=!0),e.lineDistancesNeedUpdate=!1),e.groupsNeedUpdate&&(e.computeGroups(t.geometry),this.groups=e.groups,e.groupsNeedUpdate=!1),this},fromGeometry:function(t){return t.__directGeometry=(new Tt).fromGeometry(t),this.fromDirectGeometry(t.__directGeometry)},fromDirectGeometry:function(t){var e=new Float32Array(3*t.vertices.length);if(this.addAttribute("position",new mt(e,3).copyVector3sArray(t.vertices)),t.normals.length>0){var n=new Float32Array(3*t.normals.length);this.addAttribute("normal",new mt(n,3).copyVector3sArray(t.normals))}if(t.colors.length>0){var i=new Float32Array(3*t.colors.length);this.addAttribute("color",new mt(i,3).copyColorsArray(t.colors))}if(t.uvs.length>0){var r=new Float32Array(2*t.uvs.length);this.addAttribute("uv",new mt(r,2).copyVector2sArray(t.uvs))}if(t.uvs2.length>0){var o=new Float32Array(2*t.uvs2.length);this.addAttribute("uv2",new mt(o,2).copyVector2sArray(t.uvs2))}if(t.indices.length>0){var a=St(t.indices)>65535?Uint32Array:Uint16Array,s=new a(3*t.indices.length);this.setIndex(new mt(s,1).copyIndicesArray(t.indices))}this.groups=t.groups;for(var c in t.morphTargets){for(var u=[],l=t.morphTargets[c],h=0,d=l.length;h<d;h++){var p=l[h],f=new Et(3*p.length,3);u.push(f.copyVector3sArray(p))}this.morphAttributes[c]=u}if(t.skinIndices.length>0){var m=new Et(4*t.skinIndices.length,4);this.addAttribute("skinIndex",m.copyVector4sArray(t.skinIndices))}if(t.skinWeights.length>0){var g=new Et(4*t.skinWeights.length,4);this.addAttribute("skinWeight",g.copyVector4sArray(t.skinWeights))}return null!==t.boundingSphere&&(this.boundingSphere=t.boundingSphere.clone()),null!==t.boundingBox&&(this.boundingBox=t.boundingBox.clone()),this},computeBoundingBox:function(){null===this.boundingBox&&(this.boundingBox=new et);var t=this.attributes.position;void 0!==t?this.boundingBox.setFromBufferAttribute(t):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)},computeBoundingSphere:function(){var t=new et,e=new l;return function(){null===this.boundingSphere&&(this.boundingSphere=new nt);var n=this.attributes.position;if(n){var i=this.boundingSphere.center;t.setFromBufferAttribute(n),t.getCenter(i);for(var r=0,o=0,a=n.count;o<a;o++)e.x=n.getX(o),e.y=n.getY(o),e.z=n.getZ(o),r=Math.max(r,i.distanceToSquared(e));this.boundingSphere.radius=Math.sqrt(r),isNaN(this.boundingSphere.radius)&&console.error('THREE.BufferGeometry.computeBoundingSphere(): Computed radius is NaN. The "position" attribute is likely to have NaN values.',this)}}}(),computeFaceNormals:function(){},computeVertexNormals:function(){var t=this.index,e=this.attributes,n=this.groups;if(e.position){var i=e.position.array;if(void 0===e.normal)this.addAttribute("normal",new mt(new Float32Array(i.length),3));else for(var r=e.normal.array,o=0,a=r.length;o<a;o++)r[o]=0;var s,c,u,h=e.normal.array,d=new l,p=new l,f=new l,m=new l,g=new l;if(t){var v=t.array;0===n.length&&this.addGroup(0,v.length);for(var y=0,_=n.length;y<_;++y)for(var x=n[y],b=x.start,w=x.count,o=b,a=b+w;o<a;o+=3)s=3*v[o+0],c=3*v[o+1],u=3*v[o+2],d.fromArray(i,s),p.fromArray(i,c),f.fromArray(i,u),m.subVectors(f,p),g.subVectors(d,p),m.cross(g),h[s]+=m.x,h[s+1]+=m.y,h[s+2]+=m.z,h[c]+=m.x,h[c+1]+=m.y,h[c+2]+=m.z,h[u]+=m.x,h[u+1]+=m.y,h[u+2]+=m.z}else for(var o=0,a=i.length;o<a;o+=9)d.fromArray(i,o),p.fromArray(i,o+3),f.fromArray(i,o+6),m.subVectors(f,p),g.subVectors(d,p),m.cross(g),h[o]=m.x,h[o+1]=m.y,h[o+2]=m.z,h[o+3]=m.x,h[o+4]=m.y,h[o+5]=m.z,h[o+6]=m.x,h[o+7]=m.y,h[o+8]=m.z;this.normalizeNormals(),e.normal.needsUpdate=!0}},merge:function(t,e){if(!1===(t&&t.isBufferGeometry))return void console.error("THREE.BufferGeometry.merge(): geometry not an instance of THREE.BufferGeometry.",t);void 0===e&&(e=0);var n=this.attributes;for(var i in n)if(void 0!==t.attributes[i])for(var r=n[i],o=r.array,a=t.attributes[i],s=a.array,c=a.itemSize,u=0,l=c*e;u<s.length;u++,l++)o[l]=s[u];return this},normalizeNormals:function(){for(var t,e,n,i,r=this.attributes.normal,o=0,a=r.count;o<a;o++)t=r.getX(o),e=r.getY(o),n=r.getZ(o),i=1/Math.sqrt(t*t+e*e+n*n),r.setXYZ(o,t*i,e*i,n*i)},toNonIndexed:function(){if(null===this.index)return console.warn("THREE.BufferGeometry.toNonIndexed(): Geometry is already non-indexed."),this;var t=new Lt,e=this.index.array,n=this.attributes;for(var i in n){for(var r=n[i],o=r.array,a=r.itemSize,s=new o.constructor(e.length*a),c=0,u=0,l=0,h=e.length;l<h;l++){c=e[l]*a;for(var d=0;d<a;d++)s[u++]=o[c++]}t.addAttribute(i,new mt(s,a))}return t},toJSON:function(){var t={metadata:{version:4.5,type:"BufferGeometry",generator:"BufferGeometry.toJSON"}};if(t.uuid=this.uuid,t.type=this.type,""!==this.name&&(t.name=this.name),void 0!==this.parameters){var e=this.parameters;for(var n in e)void 0!==e[n]&&(t[n]=e[n]);return t}t.data={attributes:{}};var i=this.index;if(null!==i){var r=Array.prototype.slice.call(i.array);t.data.index={type:i.array.constructor.name,array:r}}var o=this.attributes;for(var n in o){var a=o[n],r=Array.prototype.slice.call(a.array);t.data.attributes[n]={itemSize:a.itemSize,type:a.array.constructor.name,array:r,normalized:a.normalized}}var s=this.groups;s.length>0&&(t.data.groups=JSON.parse(JSON.stringify(s)));var c=this.boundingSphere;return null!==c&&(t.data.boundingSphere={center:c.center.toArray(),radius:c.radius}),t},clone:function(){return(new Lt).copy(this)},copy:function(t){var e,n,i;this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null,this.name=t.name;var r=t.index;null!==r&&this.setIndex(r.clone());var o=t.attributes;for(e in o){var a=o[e];this.addAttribute(e,a.clone())}var s=t.morphAttributes;for(e in s){var c=[],u=s[e];for(n=0,i=u.length;n<i;n++)c.push(u[n].clone());this.morphAttributes[e]=c}var l=t.groups;for(n=0,i=l.length;n<i;n++){var h=l[n];this.addGroup(h.start,h.count,h.materialIndex)}var d=t.boundingBox;null!==d&&(this.boundingBox=d.clone());var p=t.boundingSphere;return null!==p&&(this.boundingSphere=p.clone()),this.drawRange.start=t.drawRange.start,this.drawRange.count=t.drawRange.count,this},dispose:function(){this.dispatchEvent({type:"dispose"})}}),Ct.prototype=Object.assign(Object.create(lt.prototype),{constructor:Ct,isMesh:!0,setDrawMode:function(t){this.drawMode=t},copy:function(t){return lt.prototype.copy.call(this,t),this.drawMode=t.drawMode,this},updateMorphTargets:function(){var t=this.geometry.morphTargets;if(void 0!==t&&t.length>0){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(var e=0,n=t.length;e<n;e++)this.morphTargetInfluences.push(0),this.morphTargetDictionary[t[e].name]=e}},raycast:function(){function t(t,e,n,i,r,o,a){return dt.barycoordFromPoint(t,e,n,i,y),r.multiplyScalar(y.x),o.multiplyScalar(y.y),a.multiplyScalar(y.z),r.add(o).add(a),r.clone()}function e(t,e,n,i,r,o,a){var s=t.material;if(null===(s.side===yo?n.intersectTriangle(o,r,i,!0,a):n.intersectTriangle(i,r,o,s.side!==_o,a)))return null;x.copy(a),x.applyMatrix4(t.matrixWorld);var c=e.ray.origin.distanceTo(x);return c<e.near||c>e.far?null:{distance:c,point:x.clone(),object:t}}function n(n,i,r,o,a,l,h,d){s.fromBufferAttribute(o,l),c.fromBufferAttribute(o,h),u.fromBufferAttribute(o,d);var p=e(n,i,r,s,c,u,_);return p&&(a&&(m.fromBufferAttribute(a,l),g.fromBufferAttribute(a,h),v.fromBufferAttribute(a,d),p.uv=t(_,s,c,u,m,g,v)),p.face=new pt(l,h,d,dt.normal(s,c,u)),p.faceIndex=l),p}var i=new h,o=new st,a=new nt,s=new l,c=new l,u=new l,d=new l,p=new l,f=new l,m=new r,g=new r,v=new r,y=new l,_=new l,x=new l;return function(r,l){var h=this.geometry,y=this.material,x=this.matrixWorld;if(void 0!==y&&(null===h.boundingSphere&&h.computeBoundingSphere(),a.copy(h.boundingSphere),a.applyMatrix4(x),!1!==r.ray.intersectsSphere(a)&&(i.getInverse(x),o.copy(r.ray).applyMatrix4(i),null===h.boundingBox||!1!==o.intersectsBox(h.boundingBox)))){var b;if(h.isBufferGeometry){var w,E,M,T,S,A=h.index,R=h.attributes.position,L=h.attributes.uv;if(null!==A)for(T=0,S=A.count;T<S;T+=3)w=A.getX(T),E=A.getX(T+1),M=A.getX(T+2),(b=n(this,r,o,R,L,w,E,M))&&(b.faceIndex=Math.floor(T/3),l.push(b));else for(T=0,S=R.count;T<S;T+=3)w=T,E=T+1,M=T+2,(b=n(this,r,o,R,L,w,E,M))&&(b.index=w,l.push(b))}else if(h.isGeometry){var C,P,O,I,N=Array.isArray(y),U=h.vertices,D=h.faces,F=h.faceVertexUvs[0];F.length>0&&(I=F);for(var B=0,z=D.length;B<z;B++){var G=D[B],k=N?y[G.materialIndex]:y;if(void 0!==k){if(C=U[G.a],P=U[G.b],O=U[G.c],!0===k.morphTargets){var H=h.morphTargets,V=this.morphTargetInfluences;s.set(0,0,0),c.set(0,0,0),u.set(0,0,0);for(var j=0,W=H.length;j<W;j++){var X=V[j];if(0!==X){var Y=H[j].vertices;s.addScaledVector(d.subVectors(Y[G.a],C),X),c.addScaledVector(p.subVectors(Y[G.b],P),X),u.addScaledVector(f.subVectors(Y[G.c],O),X)}}s.add(C),c.add(P),u.add(O),C=s,P=c,O=u}if(b=e(this,r,o,C,P,O,_)){if(I&&I[B]){var q=I[B];m.copy(q[0]),g.copy(q[1]),v.copy(q[2]),b.uv=t(_,C,P,O,m,g,v)}b.face=G,b.faceIndex=B,l.push(b)}}}}}}}(),clone:function(){return new this.constructor(this.geometry,this.material).copy(this)}}),Pt.prototype=Object.create(Rt.prototype),Pt.prototype.constructor=Pt,Ot.prototype=Object.create(Lt.prototype),Ot.prototype.constructor=Ot,It.prototype=Object.create(Rt.prototype),It.prototype.constructor=It,Nt.prototype=Object.create(Lt.prototype),Nt.prototype.constructor=Nt,Ut.prototype=Object.assign(Object.create(lt.prototype),{constructor:Ut,isCamera:!0,copy:function(t){return lt.prototype.copy.call(this,t),this.matrixWorldInverse.copy(t.matrixWorldInverse),this.projectionMatrix.copy(t.projectionMatrix),this},getWorldDirection:function(){var t=new u;return function(e){var n=e||new l;return this.getWorldQuaternion(t),n.set(0,0,-1).applyQuaternion(t)}}(),clone:function(){return(new this.constructor).copy(this)}}),Dt.prototype=Object.assign(Object.create(Ut.prototype),{constructor:Dt,isPerspectiveCamera:!0,copy:function(t){return Ut.prototype.copy.call(this,t),this.fov=t.fov,this.zoom=t.zoom,this.near=t.near,this.far=t.far,this.focus=t.focus,this.aspect=t.aspect,this.view=null===t.view?null:Object.assign({},t.view),this.filmGauge=t.filmGauge,this.filmOffset=t.filmOffset,this},setFocalLength:function(t){var e=.5*this.getFilmHeight()/t;this.fov=2*Es.RAD2DEG*Math.atan(e),this.updateProjectionMatrix()},getFocalLength:function(){var t=Math.tan(.5*Es.DEG2RAD*this.fov);return.5*this.getFilmHeight()/t},getEffectiveFOV:function(){return 2*Es.RAD2DEG*Math.atan(Math.tan(.5*Es.DEG2RAD*this.fov)/this.zoom)},getFilmWidth:function(){return this.filmGauge*Math.min(this.aspect,1)},getFilmHeight:function(){return this.filmGauge/Math.max(this.aspect,1)},setViewOffset:function(t,e,n,i,r,o){this.aspect=t/e,this.view={fullWidth:t,fullHeight:e,offsetX:n,offsetY:i,width:r,height:o},this.updateProjectionMatrix()},clearViewOffset:function(){this.view=null,this.updateProjectionMatrix()},updateProjectionMatrix:function(){var t=this.near,e=t*Math.tan(.5*Es.DEG2RAD*this.fov)/this.zoom,n=2*e,i=this.aspect*n,r=-.5*i,o=this.view;if(null!==o){var a=o.fullWidth,s=o.fullHeight;r+=o.offsetX*i/a,e-=o.offsetY*n/s,i*=o.width/a,n*=o.height/s}var c=this.filmOffset;0!==c&&(r+=t*c/this.getFilmWidth()),this.projectionMatrix.makePerspective(r,r+i,e,e-n,t,this.far)},toJSON:function(t){var e=lt.prototype.toJSON.call(this,t);return e.object.fov=this.fov,e.object.zoom=this.zoom,e.object.near=this.near,e.object.far=this.far,e.object.focus=this.focus,e.object.aspect=this.aspect,null!==this.view&&(e.object.view=Object.assign({},this.view)),e.object.filmGauge=this.filmGauge,e.object.filmOffset=this.filmOffset,e}}),Ft.prototype=Object.assign(Object.create(Ut.prototype),{constructor:Ft,isOrthographicCamera:!0,copy:function(t){return Ut.prototype.copy.call(this,t),this.left=t.left,this.right=t.right,this.top=t.top,this.bottom=t.bottom,this.near=t.near,this.far=t.far,this.zoom=t.zoom,this.view=null===t.view?null:Object.assign({},t.view),this},setViewOffset:function(t,e,n,i,r,o){this.view={fullWidth:t,fullHeight:e,offsetX:n,offsetY:i,width:r,height:o},this.updateProjectionMatrix()},clearViewOffset:function(){this.view=null,this.updateProjectionMatrix()},updateProjectionMatrix:function(){var t=(this.right-this.left)/(2*this.zoom),e=(this.top-this.bottom)/(2*this.zoom),n=(this.right+this.left)/2,i=(this.top+this.bottom)/2,r=n-t,o=n+t,a=i+e,s=i-e;if(null!==this.view){var c=this.zoom/(this.view.width/this.view.fullWidth),u=this.zoom/(this.view.height/this.view.fullHeight),l=(this.right-this.left)/this.view.width,h=(this.top-this.bottom)/this.view.height;r+=l*(this.view.offsetX/c),o=r+l*(this.view.width/c),a-=h*(this.view.offsetY/u),s=a-h*(this.view.height/u)}this.projectionMatrix.makeOrthographic(r,o,a,s,this.near,this.far)},toJSON:function(t){var e=lt.prototype.toJSON.call(this,t);return e.object.zoom=this.zoom,e.object.left=this.left,e.object.right=this.right,e.object.top=this.top,e.object.bottom=this.bottom,e.object.near=this.near,e.object.far=this.far,null!==this.view&&(e.object.view=Object.assign({},this.view)),e}});var Gs=0;ge.prototype.isFogExp2=!0,ge.prototype.clone=function(){return new ge(this.color.getHex(),this.density)},ge.prototype.toJSON=function(t){return{type:"FogExp2",color:this.color.getHex(),density:this.density}},ve.prototype.isFog=!0,ve.prototype.clone=function(){return new ve(this.color.getHex(),this.near,this.far)},ve.prototype.toJSON=function(t){return{type:"Fog",color:this.color.getHex(),near:this.near,far:this.far}},ye.prototype=Object.assign(Object.create(lt.prototype),{constructor:ye,copy:function(t,e){return lt.prototype.copy.call(this,t,e),null!==t.background&&(this.background=t.background.clone()),null!==t.fog&&(this.fog=t.fog.clone()),null!==t.overrideMaterial&&(this.overrideMaterial=t.overrideMaterial.clone()),this.autoUpdate=t.autoUpdate,this.matrixAutoUpdate=t.matrixAutoUpdate,this},toJSON:function(t){var e=lt.prototype.toJSON.call(this,t);return null!==this.background&&(e.object.background=this.background.toJSON(t)),null!==this.fog&&(e.object.fog=this.fog.toJSON()),e}}),_e.prototype=Object.assign(Object.create(lt.prototype),{constructor:_e,isLensFlare:!0,copy:function(t){lt.prototype.copy.call(this,t),this.positionScreen.copy(t.positionScreen),this.customUpdateCallback=t.customUpdateCallback;for(var e=0,n=t.lensFlares.length;e<n;e++)this.lensFlares.push(t.lensFlares[e]);return this},add:function(t,e,n,i,r,o){void 0===e&&(e=-1),void 0===n&&(n=0),void 0===o&&(o=1),void 0===r&&(r=new q(16777215)),void 0===i&&(i=So),n=Math.min(n,Math.max(0,n)),this.lensFlares.push({texture:t,size:e,distance:n,x:0,y:0,z:0,scale:1,rotation:0,opacity:o,color:r,blending:i})},updateLensFlares:function(){var t,e,n=this.lensFlares.length,i=2*-this.positionScreen.x,r=2*-this.positionScreen.y;for(t=0;t<n;t++)e=this.lensFlares[t],e.x=this.positionScreen.x+i*e.distance,e.y=this.positionScreen.y+r*e.distance,e.wantedRotation=e.x*Math.PI*.25,e.rotation+=.25*(e.wantedRotation-e.rotation)}}),xe.prototype=Object.create(Q.prototype),xe.prototype.constructor=xe,xe.prototype.isSpriteMaterial=!0,xe.prototype.copy=function(t){return Q.prototype.copy.call(this,t),this.color.copy(t.color),this.map=t.map,this.rotation=t.rotation,this},be.prototype=Object.assign(Object.create(lt.prototype),{constructor:be,isSprite:!0,raycast:function(){var t=new l,e=new l,n=new l;return function(i,r){e.setFromMatrixPosition(this.matrixWorld),i.ray.closestPointToPoint(e,t),n.setFromMatrixScale(this.matrixWorld);var o=n.x*n.y/4;if(!(e.distanceToSquared(t)>o)){var a=i.ray.origin.distanceTo(t);a<i.near||a>i.far||r.push({distance:a,point:t.clone(),face:null,object:this})}}}(),clone:function(){return new this.constructor(this.material).copy(this)}}),we.prototype=Object.assign(Object.create(lt.prototype),{constructor:we,copy:function(t){lt.prototype.copy.call(this,t,!1);for(var e=t.levels,n=0,i=e.length;n<i;n++){var r=e[n];this.addLevel(r.object.clone(),r.distance)}return this},addLevel:function(t,e){void 0===e&&(e=0),e=Math.abs(e);for(var n=this.levels,i=0;i<n.length&&!(e<n[i].distance);i++);n.splice(i,0,{distance:e,object:t}),this.add(t)},getObjectForDistance:function(t){for(var e=this.levels,n=1,i=e.length;n<i&&!(t<e[n].distance);n++);return e[n-1].object},raycast:function(){var t=new l;return function(e,n){t.setFromMatrixPosition(this.matrixWorld);var i=e.ray.origin.distanceTo(t);this.getObjectForDistance(i).raycast(e,n)}}(),update:function(){var t=new l,e=new l;return function(n){var i=this.levels;if(i.length>1){t.setFromMatrixPosition(n.matrixWorld),e.setFromMatrixPosition(this.matrixWorld);var r=t.distanceTo(e);i[0].object.visible=!0;for(var o=1,a=i.length;o<a&&r>=i[o].distance;o++)i[o-1].object.visible=!1,i[o].object.visible=!0;for(;o<a;o++)i[o].object.visible=!1}}}(),toJSON:function(t){var e=lt.prototype.toJSON.call(this,t);e.object.levels=[];for(var n=this.levels,i=0,r=n.length;i<r;i++){var o=n[i];e.object.levels.push({object:o.object.uuid,distance:o.distance})}return e}}),Object.assign(Ee.prototype,{calculateInverses:function(){this.boneInverses=[];for(var t=0,e=this.bones.length;t<e;t++){var n=new h;this.bones[t]&&n.getInverse(this.bones[t].matrixWorld),this.boneInverses.push(n)}},pose:function(){var t,e,n;for(e=0,n=this.bones.length;e<n;e++)(t=this.bones[e])&&t.matrixWorld.getInverse(this.boneInverses[e]);for(e=0,n=this.bones.length;e<n;e++)(t=this.bones[e])&&(t.parent&&t.parent.isBone?(t.matrix.getInverse(t.parent.matrixWorld),t.matrix.multiply(t.matrixWorld)):t.matrix.copy(t.matrixWorld),t.matrix.decompose(t.position,t.quaternion,t.scale))},update:function(){var t=new h,e=new h;return function(){for(var n=this.bones,i=this.boneInverses,r=this.boneMatrices,o=this.boneTexture,a=0,s=n.length;a<s;a++){var c=n[a]?n[a].matrixWorld:e;t.multiplyMatrices(c,i[a]),t.toArray(r,16*a)}void 0!==o&&(o.needsUpdate=!0)}}(),clone:function(){return new Ee(this.bones,this.boneInverses)}}),Me.prototype=Object.assign(Object.create(lt.prototype),{constructor:Me,isBone:!0}),Te.prototype=Object.assign(Object.create(Ct.prototype),{constructor:Te,isSkinnedMesh:!0,initBones:function(){var t,e,n,i,r=[];if(this.geometry&&void 0!==this.geometry.bones){for(n=0,i=this.geometry.bones.length;n<i;n++)e=this.geometry.bones[n],t=new Me,r.push(t),t.name=e.name,t.position.fromArray(e.pos),t.quaternion.fromArray(e.rotq),void 0!==e.scl&&t.scale.fromArray(e.scl);for(n=0,i=this.geometry.bones.length;n<i;n++)e=this.geometry.bones[n],-1!==e.parent&&null!==e.parent&&void 0!==r[e.parent]?r[e.parent].add(r[n]):this.add(r[n])}return this.updateMatrixWorld(!0),r},bind:function(t,e){this.skeleton=t,void 0===e&&(this.updateMatrixWorld(!0),this.skeleton.calculateInverses(),e=this.matrixWorld),this.bindMatrix.copy(e),this.bindMatrixInverse.getInverse(e)},pose:function(){this.skeleton.pose()},normalizeSkinWeights:function(){var t,e;if(this.geometry&&this.geometry.isGeometry)for(e=0;e<this.geometry.skinWeights.length;e++){var n=this.geometry.skinWeights[e];t=1/n.lengthManhattan(),t!==1/0?n.multiplyScalar(t):n.set(1,0,0,0)}else if(this.geometry&&this.geometry.isBufferGeometry){var i=new a,r=this.geometry.attributes.skinWeight;for(e=0;e<r.count;e++)i.x=r.getX(e),i.y=r.getY(e),i.z=r.getZ(e),i.w=r.getW(e),t=1/i.lengthManhattan(),t!==1/0?i.multiplyScalar(t):i.set(1,0,0,0),r.setXYZW(e,i.x,i.y,i.z,i.w)}},updateMatrixWorld:function(t){Ct.prototype.updateMatrixWorld.call(this,t),"attached"===this.bindMode?this.bindMatrixInverse.getInverse(this.matrixWorld):"detached"===this.bindMode?this.bindMatrixInverse.getInverse(this.bindMatrix):console.warn("THREE.SkinnedMesh: Unrecognized bindMode: "+this.bindMode)},clone:function(){return new this.constructor(this.geometry,this.material).copy(this)}}),Se.prototype=Object.create(Q.prototype),Se.prototype.constructor=Se,Se.prototype.isLineBasicMaterial=!0,Se.prototype.copy=function(t){return Q.prototype.copy.call(this,t),this.color.copy(t.color),this.linewidth=t.linewidth,this.linecap=t.linecap,this.linejoin=t.linejoin,this},Ae.prototype=Object.assign(Object.create(lt.prototype),{constructor:Ae,isLine:!0,raycast:function(){var t=new h,e=new st,n=new nt;return function(i,r){var o=i.linePrecision,a=o*o,s=this.geometry,c=this.matrixWorld;if(null===s.boundingSphere&&s.computeBoundingSphere(),n.copy(s.boundingSphere),n.applyMatrix4(c),!1!==i.ray.intersectsSphere(n)){t.getInverse(c),e.copy(i.ray).applyMatrix4(t);var u=new l,h=new l,d=new l,p=new l,f=this&&this.isLineSegments?2:1;if(s.isBufferGeometry){var m=s.index,g=s.attributes,v=g.position.array;if(null!==m)for(var y=m.array,_=0,x=y.length-1;_<x;_+=f){var b=y[_],w=y[_+1];u.fromArray(v,3*b),h.fromArray(v,3*w);var E=e.distanceSqToSegment(u,h,p,d);if(!(E>a)){p.applyMatrix4(this.matrixWorld);var M=i.ray.origin.distanceTo(p);M<i.near||M>i.far||r.push({distance:M,point:d.clone().applyMatrix4(this.matrixWorld),index:_,face:null,faceIndex:null,object:this})}}else for(var _=0,x=v.length/3-1;_<x;_+=f){u.fromArray(v,3*_),h.fromArray(v,3*_+3);var E=e.distanceSqToSegment(u,h,p,d);if(!(E>a)){p.applyMatrix4(this.matrixWorld);var M=i.ray.origin.distanceTo(p);M<i.near||M>i.far||r.push({distance:M,point:d.clone().applyMatrix4(this.matrixWorld),index:_,face:null,faceIndex:null,object:this})}}}else if(s.isGeometry)for(var T=s.vertices,S=T.length,_=0;_<S-1;_+=f){var E=e.distanceSqToSegment(T[_],T[_+1],p,d);if(!(E>a)){p.applyMatrix4(this.matrixWorld);var M=i.ray.origin.distanceTo(p);M<i.near||M>i.far||r.push({distance:M,point:d.clone().applyMatrix4(this.matrixWorld),index:_,face:null,faceIndex:null,object:this})}}}}}(),clone:function(){return new this.constructor(this.geometry,this.material).copy(this)}}),Re.prototype=Object.assign(Object.create(Ae.prototype),{constructor:Re,isLineSegments:!0}),Le.prototype=Object.assign(Object.create(Ae.prototype),{constructor:Le,isLineLoop:!0}),Ce.prototype=Object.create(Q.prototype),Ce.prototype.constructor=Ce,Ce.prototype.isPointsMaterial=!0,Ce.prototype.copy=function(t){return Q.prototype.copy.call(this,t),this.color.copy(t.color),this.map=t.map,this.size=t.size,this.sizeAttenuation=t.sizeAttenuation,this},Pe.prototype=Object.assign(Object.create(lt.prototype),{constructor:Pe,isPoints:!0,raycast:function(){var t=new h,e=new st,n=new nt;return function(i,r){function o(t,n){var o=e.distanceSqToPoint(t);if(o<d){var s=e.closestPointToPoint(t);s.applyMatrix4(c);var u=i.ray.origin.distanceTo(s);if(u<i.near||u>i.far)return;r.push({distance:u,distanceToRay:Math.sqrt(o),point:s.clone(),index:n,face:null,object:a})}}var a=this,s=this.geometry,c=this.matrixWorld,u=i.params.Points.threshold;if(null===s.boundingSphere&&s.computeBoundingSphere(),n.copy(s.boundingSphere),n.applyMatrix4(c),n.radius+=u,!1!==i.ray.intersectsSphere(n)){t.getInverse(c),e.copy(i.ray).applyMatrix4(t);var h=u/((this.scale.x+this.scale.y+this.scale.z)/3),d=h*h,p=new l;if(s.isBufferGeometry){var f=s.index,m=s.attributes,g=m.position.array;if(null!==f)for(var v=f.array,y=0,_=v.length;y<_;y++){var x=v[y];p.fromArray(g,3*x),o(p,x)}else for(var y=0,b=g.length/3;y<b;y++)p.fromArray(g,3*y),o(p,y)}else for(var w=s.vertices,y=0,b=w.length;y<b;y++)o(w[y],y)}}}(),clone:function(){return new this.constructor(this.geometry,this.material).copy(this)}}),Oe.prototype=Object.assign(Object.create(lt.prototype),{constructor:Oe}),Ie.prototype=Object.create(o.prototype),Ie.prototype.constructor=Ie,Ne.prototype=Object.create(o.prototype),Ne.prototype.constructor=Ne,Ne.prototype.isCompressedTexture=!0,Ue.prototype=Object.create(o.prototype),Ue.prototype.constructor=Ue,De.prototype=Object.create(o.prototype),De.prototype.constructor=De,De.prototype.isDepthTexture=!0,Fe.prototype=Object.create(Lt.prototype),Fe.prototype.constructor=Fe,Be.prototype=Object.create(Rt.prototype),Be.prototype.constructor=Be,ze.prototype=Object.create(Lt.prototype),ze.prototype.constructor=ze,Ge.prototype=Object.create(Rt.prototype),Ge.prototype.constructor=Ge,ke.prototype=Object.create(Lt.prototype),ke.prototype.constructor=ke,He.prototype=Object.create(Rt.prototype),He.prototype.constructor=He,Ve.prototype=Object.create(ke.prototype),Ve.prototype.constructor=Ve,je.prototype=Object.create(Rt.prototype),je.prototype.constructor=je,We.prototype=Object.create(ke.prototype),We.prototype.constructor=We,Xe.prototype=Object.create(Rt.prototype),Xe.prototype.constructor=Xe,Ye.prototype=Object.create(ke.prototype),Ye.prototype.constructor=Ye,qe.prototype=Object.create(Rt.prototype),qe.prototype.constructor=qe,Ze.prototype=Object.create(ke.prototype),Ze.prototype.constructor=Ze,Je.prototype=Object.create(Rt.prototype),Je.prototype.constructor=Je,Ke.prototype=Object.create(Lt.prototype),Ke.prototype.constructor=Ke,Qe.prototype=Object.create(Rt.prototype),Qe.prototype.constructor=Qe,$e.prototype=Object.create(Lt.prototype),$e.prototype.constructor=$e,tn.prototype=Object.create(Rt.prototype),tn.prototype.constructor=tn,en.prototype=Object.create(Lt.prototype),en.prototype.constructor=en;var ks={area:function(t){for(var e=t.length,n=0,i=e-1,r=0;r<e;i=r++)n+=t[i].x*t[r].y-t[r].x*t[i].y;return.5*n},triangulate:function(){function t(t,e,n,i,r,o){var a,s,c,u,l,h,d,p,f;if(s=t[o[e]].x,c=t[o[e]].y,u=t[o[n]].x,l=t[o[n]].y,h=t[o[i]].x,d=t[o[i]].y,(u-s)*(d-c)-(l-c)*(h-s)<=0)return!1;var m,g,v,y,_,x,b,w,E,M,T,S,A,R,L;for(m=h-u,g=d-l,v=s-h,y=c-d,_=u-s,x=l-c,a=0;a<r;a++)if(p=t[o[a]].x,f=t[o[a]].y,!(p===s&&f===c||p===u&&f===l||p===h&&f===d)&&(b=p-s,w=f-c,E=p-u,M=f-l,T=p-h,S=f-d,L=m*M-g*E,A=_*w-x*b,R=v*S-y*T,L>=-Number.EPSILON&&R>=-Number.EPSILON&&A>=-Number.EPSILON))return!1;return!0}return function(e,n){var i=e.length;if(i<3)return null;var r,o,a,s=[],c=[],u=[];if(ks.area(e)>0)for(o=0;o<i;o++)c[o]=o;else for(o=0;o<i;o++)c[o]=i-1-o;var l=i,h=2*l;for(o=l-1;l>2;){if(h--<=0)return console.warn("THREE.ShapeUtils: Unable to triangulate polygon! in triangulate()"),n?u:s;if(r=o,l<=r&&(r=0),o=r+1,l<=o&&(o=0),a=o+1,l<=a&&(a=0),t(e,r,o,a,l,c)){var 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i,o,a=1,s=t.x-e.x,c=t.y-e.y,u=n.x-t.x,l=n.y-t.y,h=s*s+c*c,d=s*l-c*u;if(Math.abs(d)>Number.EPSILON){var p=Math.sqrt(h),f=Math.sqrt(u*u+l*l),m=e.x-c/p,g=e.y+s/p,v=n.x-l/f,y=n.y+u/f,_=((v-m)*l-(y-g)*u)/(s*l-c*u);i=m+s*_-t.x,o=g+c*_-t.y;var x=i*i+o*o;if(x<=2)return new r(i,o);a=Math.sqrt(x/2)}else{var b=!1;s>Number.EPSILON?u>Number.EPSILON&&(b=!0):s<-Number.EPSILON?u<-Number.EPSILON&&(b=!0):Math.sign(c)===Math.sign(l)&&(b=!0),b?(i=-c,o=s,a=Math.sqrt(h)):(i=s,o=c,a=Math.sqrt(h/2))}return new r(i/a,o/a)}function o(t,e){var n,i;for(K=t.length;--K>=0;){n=K,i=K-1,i<0&&(i=t.length-1);var r=0,o=R+2*T;for(r=0;r<o;r++){var a=q*r,s=q*(r+1);c(e+n+a,e+i+a,e+i+s,e+n+s,t,r,o,n,i)}}}function a(t,e,n){b.push(t),b.push(e),b.push(n)}function s(t,e,n){u(t),u(e),u(n);var i=y.length/3,r=P.generateTopUV(U,y,i-3,i-2,i-1);h(r[0]),h(r[1]),h(r[2])}function c(t,e,n,i,r,o,a,s,c){u(t),u(e),u(i),u(e),u(n),u(i);var l=y.length/3,d=P.generateSideWallUV(U,y,l-6,l-3,l-2,l-1);h(d[0]),h(d[1]),h(d[3]),h(d[1]),h(d[2]),h(d[3])}function u(t){_.push(y.length/3),y.push(b[3*t+0]),y.push(b[3*t+1]),y.push(b[3*t+2])}function h(t){x.push(t.x),x.push(t.y)}var d,p,f,m,g,v=e.arrays?e.arrays:this.getArrays(),y=v.position,_=v.index,x=v.uv,b=[],w=void 0!==e.amount?e.amount:100,E=void 0!==e.bevelThickness?e.bevelThickness:6,M=void 0!==e.bevelSize?e.bevelSize:E-2,T=void 0!==e.bevelSegments?e.bevelSegments:3,S=void 0===e.bevelEnabled||e.bevelEnabled,A=void 0!==e.curveSegments?e.curveSegments:12,R=void 0!==e.steps?e.steps:1,L=e.extrudePath,C=!1,P=void 0!==e.UVGenerator?e.UVGenerator:nn.WorldUVGenerator;L&&(d=L.getSpacedPoints(R),C=!0,S=!1,p=void 0!==e.frames?e.frames:L.computeFrenetFrames(R,!1),f=new l,m=new l,g=new l),S||(T=0,E=0,M=0);var O,I,N,U=this,D=t.extractPoints(A),F=D.shape,B=D.holes,z=!ks.isClockWise(F);if(z){for(F=F.reverse(),I=0,N=B.length;I<N;I++)O=B[I],ks.isClockWise(O)&&(B[I]=O.reverse());z=!1}var 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rt;for(rt=1;rt<=R;rt++)for(K=0;K<q;K++)X=S?n(F[K],it[K],V):F[K],C?(m.copy(p.normals[rt]).multiplyScalar(X.x),f.copy(p.binormals[rt]).multiplyScalar(X.y),g.copy(d[rt]).add(m).add(f),a(g.x,g.y,g.z)):a(X.x,X.y,w/R*rt);for(H=T-1;H>=0;H--){for(j=H/T,W=E*Math.cos(j*Math.PI/2),V=M*Math.sin(j*Math.PI/2),K=0,Q=k.length;K<Q;K++)X=n(k[K],J[K],V),a(X.x,X.y,w+W);for(I=0,N=B.length;I<N;I++)for(O=B[I],et=nt[I],K=0,Q=O.length;K<Q;K++)X=n(O[K],et[K],V),C?a(X.x,X.y+d[R-1].y,d[R-1].x+W):a(X.x,X.y,w+W)}!function(){var t=y.length/3;if(S){var n=0,i=q*n;for(K=0;K<Z;K++)Y=G[K],s(Y[2]+i,Y[1]+i,Y[0]+i);for(n=R+2*T,i=q*n,K=0;K<Z;K++)Y=G[K],s(Y[0]+i,Y[1]+i,Y[2]+i)}else{for(K=0;K<Z;K++)Y=G[K],s(Y[2],Y[1],Y[0]);for(K=0;K<Z;K++)Y=G[K],s(Y[0]+q*R,Y[1]+q*R,Y[2]+q*R)}U.addGroup(t,y.length/3-t,void 0!==e.material?e.material:0)}(),function(){var t=y.length/3,n=0;for(o(k,n),n+=k.length,I=0,N=B.length;I<N;I++)O=B[I],o(O,n),n+=O.length;U.addGroup(t,y.length/3-t,void 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Hs=Object.freeze({WireframeGeometry:Fe,ParametricGeometry:Be,ParametricBufferGeometry:ze,TetrahedronGeometry:He,TetrahedronBufferGeometry:Ve,OctahedronGeometry:je,OctahedronBufferGeometry:We,IcosahedronGeometry:Xe,IcosahedronBufferGeometry:Ye,DodecahedronGeometry:qe,DodecahedronBufferGeometry:Ze,PolyhedronGeometry:Ge,PolyhedronBufferGeometry:ke,TubeGeometry:Je,TubeBufferGeometry:Ke,TorusKnotGeometry:Qe,TorusKnotBufferGeometry:$e,TorusGeometry:tn,TorusBufferGeometry:en,TextGeometry:on,TextBufferGeometry:an,SphereGeometry:sn,SphereBufferGeometry:cn,RingGeometry:un,RingBufferGeometry:ln,PlaneGeometry:It,PlaneBufferGeometry:Nt,LatheGeometry:hn,LatheBufferGeometry:dn,ShapeGeometry:pn,ShapeBufferGeometry:fn,ExtrudeGeometry:nn,ExtrudeBufferGeometry:rn,EdgesGeometry:mn,ConeGeometry:yn,ConeBufferGeometry:_n,CylinderGeometry:gn,CylinderBufferGeometry:vn,CircleGeometry:xn,CircleBufferGeometry:bn,BoxGeometry:Pt,BoxBufferGeometry:Ot});wn.prototype=Object.create($.prototype),wn.prototype.constructor=wn,wn.prototype.isShadowMaterial=!0,En.prototype=Object.create($.prototype),En.prototype.constructor=En,En.prototype.isRawShaderMaterial=!0,Mn.prototype=Object.create(Q.prototype),Mn.prototype.constructor=Mn,Mn.prototype.isMeshStandardMaterial=!0,Mn.prototype.copy=function(t){return Q.prototype.copy.call(this,t),this.defines={STANDARD:""},this.color.copy(t.color),this.roughness=t.roughness,this.metalness=t.metalness,this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.roughnessMap=t.roughnessMap,this.metalnessMap=t.metalnessMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.envMapIntensity=t.envMapIntensity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.morphNormals=t.morphNormals,this},Tn.prototype=Object.create(Mn.prototype),Tn.prototype.constructor=Tn,Tn.prototype.isMeshPhysicalMaterial=!0,Tn.prototype.copy=function(t){return Mn.prototype.copy.call(this,t),this.defines={PHYSICAL:""},this.reflectivity=t.reflectivity,this.clearCoat=t.clearCoat,this.clearCoatRoughness=t.clearCoatRoughness,this},Sn.prototype=Object.create(Q.prototype),Sn.prototype.constructor=Sn,Sn.prototype.isMeshPhongMaterial=!0,Sn.prototype.copy=function(t){return Q.prototype.copy.call(this,t),this.color.copy(t.color),this.specular.copy(t.specular),this.shininess=t.shininess,this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.combine=t.combine,this.reflectivity=t.reflectivity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.morphNormals=t.morphNormals,this},An.prototype=Object.create(Sn.prototype),An.prototype.constructor=An,An.prototype.isMeshToonMaterial=!0,An.prototype.copy=function(t){return Sn.prototype.copy.call(this,t),this.gradientMap=t.gradientMap,this},Rn.prototype=Object.create(Q.prototype),Rn.prototype.constructor=Rn,Rn.prototype.isMeshNormalMaterial=!0,Rn.prototype.copy=function(t){return Q.prototype.copy.call(this,t),this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.morphNormals=t.morphNormals,this},Ln.prototype=Object.create(Q.prototype),Ln.prototype.constructor=Ln,Ln.prototype.isMeshLambertMaterial=!0,Ln.prototype.copy=function(t){return Q.prototype.copy.call(this,t),this.color.copy(t.color),this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.combine=t.combine,this.reflectivity=t.reflectivity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.morphNormals=t.morphNormals,this},Cn.prototype=Object.create(Q.prototype),Cn.prototype.constructor=Cn,Cn.prototype.isLineDashedMaterial=!0,Cn.prototype.copy=function(t){return Q.prototype.copy.call(this,t),this.color.copy(t.color),this.linewidth=t.linewidth,this.scale=t.scale,this.dashSize=t.dashSize,this.gapSize=t.gapSize,this};var Vs=Object.freeze({ShadowMaterial:wn,SpriteMaterial:xe,RawShaderMaterial:En,ShaderMaterial:$,PointsMaterial:Ce,MeshPhysicalMaterial:Tn,MeshStandardMaterial:Mn,MeshPhongMaterial:Sn,MeshToonMaterial:An,MeshNormalMaterial:Rn,MeshLambertMaterial:Ln,MeshDepthMaterial:tt,MeshBasicMaterial:ft,LineDashedMaterial:Cn,LineBasicMaterial:Se,Material:Q}),js={enabled:!1,files:{},add:function(t,e){!1!==this.enabled&&(this.files[t]=e)},get:function(t){if(!1!==this.enabled)return this.files[t]},remove:function(t){delete this.files[t]},clear:function(){this.files={}}},Ws=new Pn;Object.assign(On.prototype,{load:function(t,e,n,i){void 0===t&&(t=""),void 0!==this.path&&(t=this.path+t);var r=this,o=js.get(t);if(void 0!==o)return r.manager.itemStart(t),setTimeout(function(){e&&e(o),r.manager.itemEnd(t)},0),o;var a=/^data:(.*?)(;base64)?,(.*)$/,s=t.match(a);if(s){var c=s[1],u=!!s[2],l=s[3];l=window.decodeURIComponent(l),u&&(l=window.atob(l));try{var h,d=(this.responseType||"").toLowerCase();switch(d){case"arraybuffer":case"blob":h=new ArrayBuffer(l.length);for(var p=new Uint8Array(h),f=0;f<l.length;f++)p[f]=l.charCodeAt(f);"blob"===d&&(h=new Blob([h],{type:c}));break;case"document":var m=new DOMParser;h=m.parseFromString(l,c);break;case"json":h=JSON.parse(l);break;default:h=l}window.setTimeout(function(){e&&e(h),r.manager.itemEnd(t)},0)}catch(e){window.setTimeout(function(){i&&i(e),r.manager.itemEnd(t),r.manager.itemError(t)},0)}}else{var g=new XMLHttpRequest;g.open("GET",t,!0),g.addEventListener("load",function(n){var o=n.target.response;js.add(t,o),200===this.status?(e&&e(o),r.manager.itemEnd(t)):0===this.status?(console.warn("THREE.FileLoader: HTTP Status 0 received."),e&&e(o),r.manager.itemEnd(t)):(i&&i(n),r.manager.itemEnd(t),r.manager.itemError(t))},!1),void 0!==n&&g.addEventListener("progress",function(t){n(t)},!1),g.addEventListener("error",function(e){i&&i(e),r.manager.itemEnd(t),r.manager.itemError(t)},!1),void 0!==this.responseType&&(g.responseType=this.responseType),void 0!==this.withCredentials&&(g.withCredentials=this.withCredentials),g.overrideMimeType&&g.overrideMimeType(void 0!==this.mimeType?this.mimeType:"text/plain");for(var v in this.requestHeader)g.setRequestHeader(v,this.requestHeader[v]);g.send(null)}return r.manager.itemStart(t),g},setPath:function(t){return this.path=t,this},setResponseType:function(t){return this.responseType=t,this},setWithCredentials:function(t){return this.withCredentials=t,this},setMimeType:function(t){return this.mimeType=t,this},setRequestHeader:function(t){return this.requestHeader=t,this}}),Object.assign(In.prototype,{load:function(t,e,n,i){var r=this,o=[],a=new Ne;a.image=o;var s=new On(this.manager);if(s.setPath(this.path),s.setResponseType("arraybuffer"),Array.isArray(t))for(var c=0,u=0,l=t.length;u<l;++u)!function(u){s.load(t[u],function(t){var n=r._parser(t,!0);o[u]={width:n.width,height:n.height,format:n.format,mipmaps:n.mipmaps},6===(c+=1)&&(1===n.mipmapCount&&(a.minFilter=Ea),a.format=n.format,a.needsUpdate=!0,e&&e(a))},n,i)}(u);else s.load(t,function(t){var n=r._parser(t,!0);if(n.isCubemap)for(var i=n.mipmaps.length/n.mipmapCount,s=0;s<i;s++){o[s]={mipmaps:[]};for(var c=0;c<n.mipmapCount;c++)o[s].mipmaps.push(n.mipmaps[s*n.mipmapCount+c]),o[s].format=n.format,o[s].width=n.width,o[s].height=n.height}else a.image.width=n.width,a.image.height=n.height,a.mipmaps=n.mipmaps;1===n.mipmapCount&&(a.minFilter=Ea),a.format=n.format,a.needsUpdate=!0,e&&e(a)},n,i);return a},setPath:function(t){return this.path=t,this}}),Object.assign(Nn.prototype,{load:function(t,e,n,i){var r=this,o=new d,a=new On(this.manager);return a.setResponseType("arraybuffer"),a.load(t,function(t){var n=r._parser(t);n&&(void 0!==n.image?o.image=n.image:void 0!==n.data&&(o.image.width=n.width,o.image.height=n.height,o.image.data=n.data),o.wrapS=void 0!==n.wrapS?n.wrapS:ya,o.wrapT=void 0!==n.wrapT?n.wrapT:ya,o.magFilter=void 0!==n.magFilter?n.magFilter:Ea,o.minFilter=void 0!==n.minFilter?n.minFilter:Ta,o.anisotropy=void 0!==n.anisotropy?n.anisotropy:1,void 0!==n.format&&(o.format=n.format),void 0!==n.type&&(o.type=n.type),void 0!==n.mipmaps&&(o.mipmaps=n.mipmaps),1===n.mipmapCount&&(o.minFilter=Ea),o.needsUpdate=!0,e&&e(o,n))},n,i),o}}),Object.assign(Un.prototype,{load:function(t,e,n,i){void 0===t&&(t=""),void 0!==this.path&&(t=this.path+t);var r=this,o=js.get(t);if(void 0!==o)return r.manager.itemStart(t),setTimeout(function(){e&&e(o),r.manager.itemEnd(t)},0),o;var a=document.createElementNS("http://www.w3.org/1999/xhtml","img");return a.addEventListener("load",function(){js.add(t,this),e&&e(this),r.manager.itemEnd(t)},!1),a.addEventListener("error",function(e){i&&i(e),r.manager.itemEnd(t),r.manager.itemError(t)},!1),"data:"!==t.substr(0,5)&&void 0!==this.crossOrigin&&(a.crossOrigin=this.crossOrigin),r.manager.itemStart(t),a.src=t,a},setCrossOrigin:function(t){return this.crossOrigin=t,this},setPath:function(t){return this.path=t,this}}),Object.assign(Dn.prototype,{load:function(t,e,n,i){var r=new p,o=new Un(this.manager);o.setCrossOrigin(this.crossOrigin),o.setPath(this.path);for(var a=0,s=0;s<t.length;++s)!function(n){o.load(t[n],function(t){r.images[n]=t,6==++a&&(r.needsUpdate=!0,e&&e(r))},void 0,i)}(s);return r},setCrossOrigin:function(t){return this.crossOrigin=t,this},setPath:function(t){return this.path=t,this}}),Object.assign(Fn.prototype,{load:function(t,e,n,i){var r=new Un(this.manager);r.setCrossOrigin(this.crossOrigin),r.setPath(this.path);var a=new o;return a.image=r.load(t,function(){var n=t.search(/\.(jpg|jpeg)$/)>0||0===t.search(/^data\:image\/jpeg/);a.format=n?za:Ga,a.needsUpdate=!0,void 0!==e&&e(a)},n,i),a},setCrossOrigin:function(t){return this.crossOrigin=t,this},setPath:function(t){return this.path=t,this}}),Bn.prototype=Object.assign(Object.create(lt.prototype),{constructor:Bn,isLight:!0,copy:function(t){return lt.prototype.copy.call(this,t),this.color.copy(t.color),this.intensity=t.intensity,this},toJSON:function(t){var e=lt.prototype.toJSON.call(this,t);return e.object.color=this.color.getHex(),e.object.intensity=this.intensity,void 0!==this.groundColor&&(e.object.groundColor=this.groundColor.getHex()),void 0!==this.distance&&(e.object.distance=this.distance),void 0!==this.angle&&(e.object.angle=this.angle),void 0!==this.decay&&(e.object.decay=this.decay),void 0!==this.penumbra&&(e.object.penumbra=this.penumbra),void 0!==this.shadow&&(e.object.shadow=this.shadow.toJSON()),e}}),zn.prototype=Object.assign(Object.create(Bn.prototype),{constructor:zn,isHemisphereLight:!0,copy:function(t){return Bn.prototype.copy.call(this,t),this.groundColor.copy(t.groundColor),this}}),Object.assign(Gn.prototype,{copy:function(t){return this.camera=t.camera.clone(),this.bias=t.bias,this.radius=t.radius,this.mapSize.copy(t.mapSize),this},clone:function(){return(new this.constructor).copy(this)},toJSON:function(){var t={};return 0!==this.bias&&(t.bias=this.bias),1!==this.radius&&(t.radius=this.radius),512===this.mapSize.x&&512===this.mapSize.y||(t.mapSize=this.mapSize.toArray()),t.camera=this.camera.toJSON(!1).object,delete t.camera.matrix,t}}),kn.prototype=Object.assign(Object.create(Gn.prototype),{constructor:kn,isSpotLightShadow:!0,update:function(t){var e=this.camera,n=2*Es.RAD2DEG*t.angle,i=this.mapSize.width/this.mapSize.height,r=t.distance||e.far;n===e.fov&&i===e.aspect&&r===e.far||(e.fov=n,e.aspect=i,e.far=r,e.updateProjectionMatrix())}}),Hn.prototype=Object.assign(Object.create(Bn.prototype),{constructor:Hn,isSpotLight:!0,copy:function(t){return Bn.prototype.copy.call(this,t),this.distance=t.distance,this.angle=t.angle,this.penumbra=t.penumbra,this.decay=t.decay,this.target=t.target.clone(),this.shadow=t.shadow.clone(),this}}),Vn.prototype=Object.assign(Object.create(Bn.prototype),{constructor:Vn,isPointLight:!0,copy:function(t){return Bn.prototype.copy.call(this,t),this.distance=t.distance,this.decay=t.decay,this.shadow=t.shadow.clone(),this}}),jn.prototype=Object.assign(Object.create(Gn.prototype),{constructor:jn}),Wn.prototype=Object.assign(Object.create(Bn.prototype),{constructor:Wn,isDirectionalLight:!0,copy:function(t){return Bn.prototype.copy.call(this,t),this.target=t.target.clone(),this.shadow=t.shadow.clone(),this}}),Xn.prototype=Object.assign(Object.create(Bn.prototype),{constructor:Xn,isAmbientLight:!0}),Yn.prototype=Object.assign(Object.create(Bn.prototype),{constructor:Yn,isRectAreaLight:!0,copy:function(t){return Bn.prototype.copy.call(this,t),this.width=t.width,this.height=t.height,this},toJSON:function(t){var e=Bn.prototype.toJSON.call(this,t);return e.object.width=this.width,e.object.height=this.height,e}});var Xs={arraySlice:function(t,e,n){return Xs.isTypedArray(t)?new t.constructor(t.subarray(e,void 0!==n?n:t.length)):t.slice(e,n)},convertArray:function(t,e,n){return!t||!n&&t.constructor===e?t:"number"==typeof e.BYTES_PER_ELEMENT?new e(t):Array.prototype.slice.call(t)},isTypedArray:function(t){return ArrayBuffer.isView(t)&&!(t instanceof DataView)},getKeyframeOrder:function(t){function e(e,n){return t[e]-t[n]}for(var n=t.length,i=new Array(n),r=0;r!==n;++r)i[r]=r;return i.sort(e),i},sortedArray:function(t,e,n){for(var i=t.length,r=new t.constructor(i),o=0,a=0;a!==i;++o)for(var s=n[o]*e,c=0;c!==e;++c)r[a++]=t[s+c];return r},flattenJSON:function(t,e,n,i){for(var r=1,o=t[0];void 0!==o&&void 0===o[i];)o=t[r++];if(void 0!==o){var a=o[i];if(void 0!==a)if(Array.isArray(a))do{a=o[i],void 0!==a&&(e.push(o.time),n.push.apply(n,a)),o=t[r++]}while(void 0!==o);else if(void 0!==a.toArray)do{a=o[i],void 0!==a&&(e.push(o.time),a.toArray(n,n.length)),o=t[r++]}while(void 0!==o);else do{a=o[i],void 0!==a&&(e.push(o.time),n.push(a)),o=t[r++]}while(void 0!==o)}}};Object.assign(qn.prototype,{evaluate:function(t){var e=this.parameterPositions,n=this._cachedIndex,i=e[n],r=e[n-1];t:{e:{var o;n:{i:if(!(t<i)){for(var a=n+2;;){if(void 0===i){if(t<r)break i;return n=e.length,this._cachedIndex=n,this.afterEnd_(n-1,t,r)}if(n===a)break;if(r=i,i=e[++n],t<i)break e}o=e.length;break n}{if(t>=r)break t;var s=e[1];t<s&&(n=2,r=s);for(var a=n-2;;){if(void 0===r)return this._cachedIndex=0,this.beforeStart_(0,t,i);if(n===a)break;if(i=r,r=e[--n-1],t>=r)break e}o=n,n=0}}for(;n<o;){var c=n+o>>>1;t<e[c]?o=c:n=c+1}if(i=e[n],void 0===(r=e[n-1]))return this._cachedIndex=0,this.beforeStart_(0,t,i);if(void 0===i)return n=e.length,this._cachedIndex=n,this.afterEnd_(n-1,r,t)}this._cachedIndex=n,this.intervalChanged_(n,r,i)}return this.interpolate_(n,r,t,i)},settings:null,DefaultSettings_:{},getSettings_:function(){return this.settings||this.DefaultSettings_},copySampleValue_:function(t){for(var e=this.resultBuffer,n=this.sampleValues,i=this.valueSize,r=t*i,o=0;o!==i;++o)e[o]=n[r+o];return e},interpolate_:function(t,e,n,i){throw new Error("call to abstract method")},intervalChanged_:function(t,e,n){}}),
//!\ DECLARE ALIAS AFTER assign prototype !
Object.assign(qn.prototype,{beforeStart_:qn.prototype.copySampleValue_,afterEnd_:qn.prototype.copySampleValue_}),Zn.prototype=Object.assign(Object.create(qn.prototype),{constructor:Zn,DefaultSettings_:{endingStart:ss,endingEnd:ss},intervalChanged_:function(t,e,n){var i=this.parameterPositions,r=t-2,o=t+1,a=i[r],s=i[o];if(void 0===a)switch(this.getSettings_().endingStart){case cs:r=t,a=2*e-n;break;case us:r=i.length-2,a=e+i[r]-i[r+1];break;default:r=t,a=n}if(void 0===s)switch(this.getSettings_().endingEnd){case cs:o=t,s=2*n-e;break;case us:o=1,s=n+i[1]-i[0];break;default:o=t-1,s=e}var c=.5*(n-e),u=this.valueSize;this._weightPrev=c/(e-a),this._weightNext=c/(s-n),this._offsetPrev=r*u,this._offsetNext=o*u},interpolate_:function(t,e,n,i){for(var r=this.resultBuffer,o=this.sampleValues,a=this.valueSize,s=t*a,c=s-a,u=this._offsetPrev,l=this._offsetNext,h=this._weightPrev,d=this._weightNext,p=(n-e)/(i-e),f=p*p,m=f*p,g=-h*m+2*h*f-h*p,v=(1+h)*m+(-1.5-2*h)*f+(-.5+h)*p+1,y=(-1-d)*m+(1.5+d)*f+.5*p,_=d*m-d*f,x=0;x!==a;++x)r[x]=g*o[u+x]+v*o[c+x]+y*o[s+x]+_*o[l+x];return r}}),Jn.prototype=Object.assign(Object.create(qn.prototype),{constructor:Jn,interpolate_:function(t,e,n,i){for(var r=this.resultBuffer,o=this.sampleValues,a=this.valueSize,s=t*a,c=s-a,u=(n-e)/(i-e),l=1-u,h=0;h!==a;++h)r[h]=o[c+h]*l+o[s+h]*u;return r}}),Kn.prototype=Object.assign(Object.create(qn.prototype),{constructor:Kn,interpolate_:function(t,e,n,i){return this.copySampleValue_(t-1)}});var Ys;Ys={TimeBufferType:Float32Array,ValueBufferType:Float32Array,DefaultInterpolation:os,InterpolantFactoryMethodDiscrete:function(t){return new Kn(this.times,this.values,this.getValueSize(),t)},InterpolantFactoryMethodLinear:function(t){return new Jn(this.times,this.values,this.getValueSize(),t)},InterpolantFactoryMethodSmooth:function(t){return new Zn(this.times,this.values,this.getValueSize(),t)},setInterpolation:function(t){var e;switch(t){case rs:e=this.InterpolantFactoryMethodDiscrete;break;case os:e=this.InterpolantFactoryMethodLinear;break;case as:e=this.InterpolantFactoryMethodSmooth}if(void 0===e){var n="unsupported interpolation for "+this.ValueTypeName+" keyframe track named "+this.name;if(void 0===this.createInterpolant){if(t===this.DefaultInterpolation)throw new Error(n);this.setInterpolation(this.DefaultInterpolation)}return void console.warn(n)}this.createInterpolant=e},getInterpolation:function(){switch(this.createInterpolant){case this.InterpolantFactoryMethodDiscrete:return rs;case this.InterpolantFactoryMethodLinear:return os;case this.InterpolantFactoryMethodSmooth:return as}},getValueSize:function(){return this.values.length/this.times.length},shift:function(t){if(0!==t)for(var e=this.times,n=0,i=e.length;n!==i;++n)e[n]+=t;return this},scale:function(t){if(1!==t)for(var e=this.times,n=0,i=e.length;n!==i;++n)e[n]*=t;return this},trim:function(t,e){for(var n=this.times,i=n.length,r=0,o=i-1;r!==i&&n[r]<t;)++r;for(;-1!==o&&n[o]>e;)--o;if(++o,0!==r||o!==i){r>=o&&(o=Math.max(o,1),r=o-1);var a=this.getValueSize();this.times=Xs.arraySlice(n,r,o),this.values=Xs.arraySlice(this.values,r*a,o*a)}return this},validate:function(){var t=!0,e=this.getValueSize();e-Math.floor(e)!=0&&(console.error("invalid value size in track",this),t=!1);var n=this.times,i=this.values,r=n.length;0===r&&(console.error("track is empty",this),t=!1);for(var o=null,a=0;a!==r;a++){var s=n[a];if("number"==typeof s&&isNaN(s)){console.error("time is not a valid number",this,a,s),t=!1;break}if(null!==o&&o>s){console.error("out of order keys",this,a,s,o),t=!1;break}o=s}if(void 0!==i&&Xs.isTypedArray(i))for(var a=0,c=i.length;a!==c;++a){var u=i[a];if(isNaN(u)){console.error("value is not a valid 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r}}),ei.prototype=Object.assign(Object.create(Ys),{constructor:ei,ValueTypeName:"quaternion",DefaultInterpolation:os,InterpolantFactoryMethodLinear:function(t){return new ti(this.times,this.values,this.getValueSize(),t)},InterpolantFactoryMethodSmooth:void 0}),ni.prototype=Object.assign(Object.create(Ys),{constructor:ni,ValueTypeName:"number"}),ii.prototype=Object.assign(Object.create(Ys),{constructor:ii,ValueTypeName:"string",ValueBufferType:Array,DefaultInterpolation:rs,InterpolantFactoryMethodLinear:void 0,InterpolantFactoryMethodSmooth:void 0}),ri.prototype=Object.assign(Object.create(Ys),{constructor:ri,ValueTypeName:"bool",ValueBufferType:Array,DefaultInterpolation:rs,InterpolantFactoryMethodLinear:void 0,InterpolantFactoryMethodSmooth:void 0}),oi.prototype=Object.assign(Object.create(Ys),{constructor:oi,ValueTypeName:"color"}),ai.prototype=Ys,Ys.constructor=ai,Object.assign(ai,{parse:function(t){if(void 0===t.type)throw new Error("track type undefined, can not parse");var e=ai._getTrackTypeForValueTypeName(t.type);if(void 0===t.times){var n=[],i=[];Xs.flattenJSON(t.keys,n,i,"value"),t.times=n,t.values=i}return void 0!==e.parse?e.parse(t):new e(t.name,t.times,t.values,t.interpolation)},toJSON:function(t){var e,n=t.constructor;if(void 0!==n.toJSON)e=n.toJSON(t);else{e={name:t.name,times:Xs.convertArray(t.times,Array),values:Xs.convertArray(t.values,Array)};var i=t.getInterpolation();i!==t.DefaultInterpolation&&(e.interpolation=i)}return e.type=t.ValueTypeName,e},_getTrackTypeForValueTypeName:function(t){switch(t.toLowerCase()){case"scalar":case"double":case"float":case"number":case"integer":return ni;case"vector":case"vector2":case"vector3":case"vector4":return $n;case"color":return oi;case"quaternion":return ei;case"bool":case"boolean":return ri;case"string":return ii}throw new Error("Unsupported typeName: "+t)}}),Object.assign(si,{parse:function(t){for(var e=[],n=t.tracks,i=1/(t.fps||1),r=0,o=n.length;r!==o;++r)e.push(ai.parse(n[r]).scale(i));return new si(t.name,t.duration,e)},toJSON:function(t){for(var e=[],n=t.tracks,i={name:t.name,duration:t.duration,tracks:e},r=0,o=n.length;r!==o;++r)e.push(ai.toJSON(n[r]));return i},CreateFromMorphTargetSequence:function(t,e,n,i){for(var r=e.length,o=[],a=0;a<r;a++){var s=[],c=[];s.push((a+r-1)%r,a,(a+1)%r),c.push(0,1,0);var u=Xs.getKeyframeOrder(s);s=Xs.sortedArray(s,1,u),c=Xs.sortedArray(c,1,u),i||0!==s[0]||(s.push(r),c.push(c[0])),o.push(new ni(".morphTargetInfluences["+e[a].name+"]",s,c).scale(1/n))}return new si(t,-1,o)},findByName:function(t,e){var n=t;if(!Array.isArray(t)){var i=t;n=i.geometry&&i.geometry.animations||i.animations}for(var r=0;r<n.length;r++)if(n[r].name===e)return n[r];return null},CreateClipsFromMorphTargetSequences:function(t,e,n){for(var i={},r=/^([\w-]*?)([\d]+)$/,o=0,a=t.length;o<a;o++){var s=t[o],c=s.name.match(r);if(c&&c.length>1){var u=c[1],l=i[u];l||(i[u]=l=[]),l.push(s)}}var h=[];for(var u in i)h.push(si.CreateFromMorphTargetSequence(u,i[u],e,n));return h},parseAnimation:function(t,e){if(!t)return console.error("  no animation in JSONLoader data"),null;for(var n=function(t,e,n,i,r){if(0!==n.length){var o=[],a=[];Xs.flattenJSON(n,o,a,i),0!==o.length&&r.push(new t(e,o,a))}},i=[],r=t.name||"default",o=t.length||-1,a=t.fps||30,s=t.hierarchy||[],c=0;c<s.length;c++){var u=s[c].keys;if(u&&0!==u.length)if(u[0].morphTargets){for(var l={},h=0;h<u.length;h++)if(u[h].morphTargets)for(var d=0;d<u[h].morphTargets.length;d++)l[u[h].morphTargets[d]]=-1;for(var p in l){for(var f=[],m=[],d=0;d!==u[h].morphTargets.length;++d){var g=u[h];f.push(g.time),m.push(g.morphTarget===p?1:0)}i.push(new ni(".morphTargetInfluence["+p+"]",f,m))}o=l.length*(a||1)}else{var v=".bones["+e[c].name+"]";n($n,v+".position",u,"pos",i),n(ei,v+".quaternion",u,"rot",i),n($n,v+".scale",u,"scl",i)}}return 0===i.length?null:new si(r,o,i)}}),Object.assign(si.prototype,{resetDuration:function(){for(var t=this.tracks,e=0,n=0,i=t.length;n!==i;++n){var r=this.tracks[n];e=Math.max(e,r.times[r.times.length-1])}this.duration=e},trim:function(){for(var t=0;t<this.tracks.length;t++)this.tracks[t].trim(0,this.duration);return this},optimize:function(){for(var t=0;t<this.tracks.length;t++)this.tracks[t].optimize();return this}}),Object.assign(ci.prototype,{load:function(t,e,n,i){var r=this,o=new On(r.manager);o.setResponseType("json"),o.load(t,function(t){e(r.parse(t))},n,i)},setTextures:function(t){this.textures=t},parse:function(t){function e(t){return void 0===n[t]&&console.warn("THREE.MaterialLoader: Undefined texture",t),n[t]}var n=this.textures,i=new Vs[t.type];if(void 0!==t.uuid&&(i.uuid=t.uuid),void 0!==t.name&&(i.name=t.name),void 0!==t.color&&i.color.setHex(t.color),void 0!==t.roughness&&(i.roughness=t.roughness),void 0!==t.metalness&&(i.metalness=t.metalness),void 0!==t.emissive&&i.emissive.setHex(t.emissive),void 0!==t.specular&&i.specular.setHex(t.specular),void 0!==t.shininess&&(i.shininess=t.shininess),void 0!==t.clearCoat&&(i.clearCoat=t.clearCoat),void 0!==t.clearCoatRoughness&&(i.clearCoatRoughness=t.clearCoatRoughness),void 0!==t.uniforms&&(i.uniforms=t.uniforms),void 0!==t.vertexShader&&(i.vertexShader=t.vertexShader),void 0!==t.fragmentShader&&(i.fragmentShader=t.fragmentShader),void 0!==t.vertexColors&&(i.vertexColors=t.vertexColors),void 0!==t.fog&&(i.fog=t.fog),void 0!==t.shading&&(i.shading=t.shading),void 0!==t.blending&&(i.blending=t.blending),void 0!==t.side&&(i.side=t.side),void 0!==t.opacity&&(i.opacity=t.opacity),void 0!==t.transparent&&(i.transparent=t.transparent),void 0!==t.alphaTest&&(i.alphaTest=t.alphaTest),void 0!==t.depthTest&&(i.depthTest=t.depthTest),void 0!==t.depthWrite&&(i.depthWrite=t.depthWrite),void 0!==t.colorWrite&&(i.colorWrite=t.colorWrite),void 0!==t.wireframe&&(i.wireframe=t.wireframe),void 0!==t.wireframeLinewidth&&(i.wireframeLinewidth=t.wireframeLinewidth),void 0!==t.wireframeLinecap&&(i.wireframeLinecap=t.wireframeLinecap),void 0!==t.wireframeLinejoin&&(i.wireframeLinejoin=t.wireframeLinejoin),void 0!==t.skinning&&(i.skinning=t.skinning),void 0!==t.morphTargets&&(i.morphTargets=t.morphTargets),void 0!==t.size&&(i.size=t.size),void 0!==t.sizeAttenuation&&(i.sizeAttenuation=t.sizeAttenuation),void 0!==t.map&&(i.map=e(t.map)),void 0!==t.alphaMap&&(i.alphaMap=e(t.alphaMap),i.transparent=!0),void 0!==t.bumpMap&&(i.bumpMap=e(t.bumpMap)),void 0!==t.bumpScale&&(i.bumpScale=t.bumpScale),void 0!==t.normalMap&&(i.normalMap=e(t.normalMap)),void 0!==t.normalScale){var o=t.normalScale;!1===Array.isArray(o)&&(o=[o,o]),i.normalScale=(new r).fromArray(o)}return void 0!==t.displacementMap&&(i.displacementMap=e(t.displacementMap)),void 0!==t.displacementScale&&(i.displacementScale=t.displacementScale),void 0!==t.displacementBias&&(i.displacementBias=t.displacementBias),void 0!==t.roughnessMap&&(i.roughnessMap=e(t.roughnessMap)),void 0!==t.metalnessMap&&(i.metalnessMap=e(t.metalnessMap)),void 0!==t.emissiveMap&&(i.emissiveMap=e(t.emissiveMap)),void 0!==t.emissiveIntensity&&(i.emissiveIntensity=t.emissiveIntensity),void 0!==t.specularMap&&(i.specularMap=e(t.specularMap)),void 0!==t.envMap&&(i.envMap=e(t.envMap)),void 0!==t.reflectivity&&(i.reflectivity=t.reflectivity),void 0!==t.lightMap&&(i.lightMap=e(t.lightMap)),void 0!==t.lightMapIntensity&&(i.lightMapIntensity=t.lightMapIntensity),void 0!==t.aoMap&&(i.aoMap=e(t.aoMap)),void 0!==t.aoMapIntensity&&(i.aoMapIntensity=t.aoMapIntensity),void 0!==t.gradientMap&&(i.gradientMap=e(t.gradientMap)),i}}),Object.assign(ui.prototype,{load:function(t,e,n,i){var r=this,o=new On(r.manager);o.setResponseType("json"),o.load(t,function(t){e(r.parse(t))},n,i)},parse:function(t){var e=new Lt,n=t.data.index;if(void 0!==n){var i=new qs[n.type](n.array);e.setIndex(new mt(i,1))}var r=t.data.attributes;for(var o in r){var a=r[o],i=new qs[a.type](a.array);e.addAttribute(o,new mt(i,a.itemSize,a.normalized))}var s=t.data.groups||t.data.drawcalls||t.data.offsets;if(void 0!==s)for(var c=0,u=s.length;c!==u;++c){var h=s[c];e.addGroup(h.start,h.count,h.materialIndex)}var d=t.data.boundingSphere;if(void 0!==d){var p=new l;void 0!==d.center&&p.fromArray(d.center),e.boundingSphere=new nt(p,d.radius)}return e}});var qs={Int8Array:Int8Array,Uint8Array:Uint8Array,Uint8ClampedArray:Uint8ClampedArray,Int16Array:Int16Array,Uint16Array:Uint16Array,Int32Array:Int32Array,Uint32Array:Uint32Array,Float32Array:Float32Array,Float64Array:Float64Array};li.Handlers={handlers:[],add:function(t,e){this.handlers.push(t,e)},get:function(t){for(var e=this.handlers,n=0,i=e.length;n<i;n+=2){var r=e[n],o=e[n+1];if(r.test(t))return o}return null}},Object.assign(li.prototype,{crossOrigin:void 0,extractUrlBase:function(t){var e=t.split("/");return 1===e.length?"./":(e.pop(),e.join("/")+"/")},initMaterials:function(t,e,n){for(var i=[],r=0;r<t.length;++r)i[r]=this.createMaterial(t[r],e,n);return i},createMaterial:function(){var t={NoBlending:To,NormalBlending:So,AdditiveBlending:Ao,SubtractiveBlending:Ro,MultiplyBlending:Lo,CustomBlending:Co},e=new q,n=new Fn,i=new ci;return function(r,o,a){function s(t,e,i,r,s){var u,l=o+t,h=li.Handlers.get(l);null!==h?u=h.load(l):(n.setCrossOrigin(a),u=n.load(l)),void 0!==e&&(u.repeat.fromArray(e),1!==e[0]&&(u.wrapS=va),1!==e[1]&&(u.wrapT=va)),void 0!==i&&u.offset.fromArray(i),void 0!==r&&("repeat"===r[0]&&(u.wrapS=va),"mirror"===r[0]&&(u.wrapS=_a),"repeat"===r[1]&&(u.wrapT=va),"mirror"===r[1]&&(u.wrapT=_a)),void 0!==s&&(u.anisotropy=s);var d=Es.generateUUID();return c[d]=u,d}var c={},u={uuid:Es.generateUUID(),type:"MeshLambertMaterial"};for(var l in r){var h=r[l];switch(l){case"DbgColor":case"DbgIndex":case"opticalDensity":case"illumination":break;case"DbgName":u.name=h;break;case"blending":u.blending=t[h];break;case"colorAmbient":case"mapAmbient":console.warn("THREE.Loader.createMaterial:",l,"is no longer supported.");break;case"colorDiffuse":u.color=e.fromArray(h).getHex();break;case"colorSpecular":u.specular=e.fromArray(h).getHex();break;case"colorEmissive":u.emissive=e.fromArray(h).getHex();break;case"specularCoef":u.shininess=h;break;case"shading":"basic"===h.toLowerCase()&&(u.type="MeshBasicMaterial"),"phong"===h.toLowerCase()&&(u.type="MeshPhongMaterial"),"standard"===h.toLowerCase()&&(u.type="MeshStandardMaterial");break;case"mapDiffuse":u.map=s(h,r.mapDiffuseRepeat,r.mapDiffuseOffset,r.mapDiffuseWrap,r.mapDiffuseAnisotropy);break;case"mapDiffuseRepeat":case"mapDiffuseOffset":case"mapDiffuseWrap":case"mapDiffuseAnisotropy":break;case"mapEmissive":u.emissiveMap=s(h,r.mapEmissiveRepeat,r.mapEmissiveOffset,r.mapEmissiveWrap,r.mapEmissiveAnisotropy);break;case"mapEmissiveRepeat":case"mapEmissiveOffset":case"mapEmissiveWrap":case"mapEmissiveAnisotropy":break;case"mapLight":u.lightMap=s(h,r.mapLightRepeat,r.mapLightOffset,r.mapLightWrap,r.mapLightAnisotropy);break;case"mapLightRepeat":case"mapLightOffset":case"mapLightWrap":case"mapLightAnisotropy":break;case"mapAO":u.aoMap=s(h,r.mapAORepeat,r.mapAOOffset,r.mapAOWrap,r.mapAOAnisotropy);break;case"mapAORepeat":case"mapAOOffset":case"mapAOWrap":case"mapAOAnisotropy":break;case"mapBump":u.bumpMap=s(h,r.mapBumpRepeat,r.mapBumpOffset,r.mapBumpWrap,r.mapBumpAnisotropy);break;case"mapBumpScale":u.bumpScale=h;break;case"mapBumpRepeat":case"mapBumpOffset":case"mapBumpWrap":case"mapBumpAnisotropy":break;case"mapNormal":u.normalMap=s(h,r.mapNormalRepeat,r.mapNormalOffset,r.mapNormalWrap,r.mapNormalAnisotropy);break;case"mapNormalFactor":u.normalScale=[h,h];break;case"mapNormalRepeat":case"mapNormalOffset":case"mapNormalWrap":case"mapNormalAnisotropy":break;case"mapSpecular":u.specularMap=s(h,r.mapSpecularRepeat,r.mapSpecularOffset,r.mapSpecularWrap,r.mapSpecularAnisotropy);break;case"mapSpecularRepeat":case"mapSpecularOffset":case"mapSpecularWrap":case"mapSpecularAnisotropy":break;case"mapMetalness":u.metalnessMap=s(h,r.mapMetalnessRepeat,r.mapMetalnessOffset,r.mapMetalnessWrap,r.mapMetalnessAnisotropy);break;case"mapMetalnessRepeat":case"mapMetalnessOffset":case"mapMetalnessWrap":case"mapMetalnessAnisotropy":break;case"mapRoughness":u.roughnessMap=s(h,r.mapRoughnessRepeat,r.mapRoughnessOffset,r.mapRoughnessWrap,r.mapRoughnessAnisotropy);break;case"mapRoughnessRepeat":case"mapRoughnessOffset":case"mapRoughnessWrap":case"mapRoughnessAnisotropy":break;case"mapAlpha":u.alphaMap=s(h,r.mapAlphaRepeat,r.mapAlphaOffset,r.mapAlphaWrap,r.mapAlphaAnisotropy);break;case"mapAlphaRepeat":case"mapAlphaOffset":case"mapAlphaWrap":case"mapAlphaAnisotropy":break;case"flipSided":u.side=yo;break;case"doubleSided":u.side=_o;break;case"transparency":console.warn("THREE.Loader.createMaterial: transparency has been renamed to opacity"),u.opacity=h;break;case"depthTest":case"depthWrite":case"colorWrite":case"opacity":case"reflectivity":case"transparent":case"visible":case"wireframe":u[l]=h;break;case"vertexColors":!0===h&&(u.vertexColors=Mo),"face"===h&&(u.vertexColors=Eo);break;default:console.error("THREE.Loader.createMaterial: Unsupported",l,h)}}return"MeshBasicMaterial"===u.type&&delete u.emissive,"MeshPhongMaterial"!==u.type&&delete u.specular,u.opacity<1&&(u.transparent=!0),i.setTextures(c),i.parse(u)}}()}),Object.assign(hi.prototype,{load:function(t,e,n,i){var r=this,o=this.texturePath&&"string"==typeof this.texturePath?this.texturePath:li.prototype.extractUrlBase(t),a=new On(this.manager);a.setResponseType("json"),a.setWithCredentials(this.withCredentials),a.load(t,function(n){var i=n.metadata;if(void 0!==i){var a=i.type;if(void 0!==a){if("object"===a.toLowerCase())return void console.error("THREE.JSONLoader: "+t+" should be loaded with THREE.ObjectLoader instead.");if("scene"===a.toLowerCase())return void console.error("THREE.JSONLoader: "+t+" should be loaded with THREE.SceneLoader instead.")}}var s=r.parse(n,o);e(s.geometry,s.materials)},n,i)},setTexturePath:function(t){this.texturePath=t},parse:function(){function t(t,e){function n(t,e){return t&1<<e}var i,o,a,s,c,u,h,d,p,f,m,g,v,y,_,x,b,w,E,M,T,S,A,R,L,C,P,O=t.faces,I=t.vertices,N=t.normals,U=t.colors,D=t.scale,F=0;if(void 0!==t.uvs){for(i=0;i<t.uvs.length;i++)t.uvs[i].length&&F++;for(i=0;i<F;i++)e.faceVertexUvs[i]=[]}for(s=0,c=I.length;s<c;)w=new l,w.x=I[s++]*D,w.y=I[s++]*D,w.z=I[s++]*D,e.vertices.push(w);for(s=0,c=O.length;s<c;)if(f=O[s++],m=n(f,0),g=n(f,1),v=n(f,3),y=n(f,4),_=n(f,5),x=n(f,6),b=n(f,7),m){if(M=new pt,M.a=O[s],M.b=O[s+1],M.c=O[s+3],T=new pt,T.a=O[s+1],T.b=O[s+2],T.c=O[s+3],s+=4,g&&(p=O[s++],M.materialIndex=p,T.materialIndex=p),a=e.faces.length,v)for(i=0;i<F;i++)for(R=t.uvs[i],e.faceVertexUvs[i][a]=[],e.faceVertexUvs[i][a+1]=[],o=0;o<4;o++)d=O[s++],C=R[2*d],P=R[2*d+1],L=new r(C,P),2!==o&&e.faceVertexUvs[i][a].push(L),0!==o&&e.faceVertexUvs[i][a+1].push(L);if(y&&(h=3*O[s++],M.normal.set(N[h++],N[h++],N[h]),T.normal.copy(M.normal)),_)for(i=0;i<4;i++)h=3*O[s++],A=new l(N[h++],N[h++],N[h]),2!==i&&M.vertexNormals.push(A),0!==i&&T.vertexNormals.push(A);if(x&&(u=O[s++],S=U[u],M.color.setHex(S),T.color.setHex(S)),b)for(i=0;i<4;i++)u=O[s++],S=U[u],2!==i&&M.vertexColors.push(new q(S)),0!==i&&T.vertexColors.push(new q(S));e.faces.push(M),e.faces.push(T)}else{if(E=new pt,E.a=O[s++],E.b=O[s++],E.c=O[s++],g&&(p=O[s++],E.materialIndex=p),a=e.faces.length,v)for(i=0;i<F;i++)for(R=t.uvs[i],e.faceVertexUvs[i][a]=[],o=0;o<3;o++)d=O[s++],C=R[2*d],P=R[2*d+1],L=new r(C,P),e.faceVertexUvs[i][a].push(L);if(y&&(h=3*O[s++],E.normal.set(N[h++],N[h++],N[h])),_)for(i=0;i<3;i++)h=3*O[s++],A=new l(N[h++],N[h++],N[h]),E.vertexNormals.push(A);if(x&&(u=O[s++],E.color.setHex(U[u])),b)for(i=0;i<3;i++)u=O[s++],E.vertexColors.push(new q(U[u]));e.faces.push(E)}}function e(t,e){var n=void 0!==t.influencesPerVertex?t.influencesPerVertex:2;if(t.skinWeights)for(var i=0,r=t.skinWeights.length;i<r;i+=n){var o=t.skinWeights[i],s=n>1?t.skinWeights[i+1]:0,c=n>2?t.skinWeights[i+2]:0,u=n>3?t.skinWeights[i+3]:0;e.skinWeights.push(new a(o,s,c,u))}if(t.skinIndices)for(var i=0,r=t.skinIndices.length;i<r;i+=n){var l=t.skinIndices[i],h=n>1?t.skinIndices[i+1]:0,d=n>2?t.skinIndices[i+2]:0,p=n>3?t.skinIndices[i+3]:0;e.skinIndices.push(new a(l,h,d,p))}e.bones=t.bones,e.bones&&e.bones.length>0&&(e.skinWeights.length!==e.skinIndices.length||e.skinIndices.length!==e.vertices.length)&&console.warn("When skinning, number of vertices ("+e.vertices.length+"), skinIndices ("+e.skinIndices.length+"), and skinWeights ("+e.skinWeights.length+") should match.")}function n(t,e){var n=t.scale;if(void 0!==t.morphTargets)for(var i=0,r=t.morphTargets.length;i<r;i++){e.morphTargets[i]={},e.morphTargets[i].name=t.morphTargets[i].name,e.morphTargets[i].vertices=[];for(var o=e.morphTargets[i].vertices,a=t.morphTargets[i].vertices,s=0,c=a.length;s<c;s+=3){var u=new l;u.x=a[s]*n,u.y=a[s+1]*n,u.z=a[s+2]*n,o.push(u)}}if(void 0!==t.morphColors&&t.morphColors.length>0){console.warn('THREE.JSONLoader: "morphColors" no longer supported. Using them as face colors.');for(var h=e.faces,d=t.morphColors[0].colors,i=0,r=h.length;i<r;i++)h[i].color.fromArray(d,3*i)}}function i(t,e){var n=[],i=[];void 0!==t.animation&&i.push(t.animation),void 0!==t.animations&&(t.animations.length?i=i.concat(t.animations):i.push(t.animations));for(var r=0;r<i.length;r++){var o=si.parseAnimation(i[r],e.bones);o&&n.push(o)}if(e.morphTargets){var a=si.CreateClipsFromMorphTargetSequences(e.morphTargets,10);n=n.concat(a)}n.length>0&&(e.animations=n)}return function(r,o){void 0!==r.data&&(r=r.data),void 0!==r.scale?r.scale=1/r.scale:r.scale=1;var a=new Rt;return t(r,a),e(r,a),n(r,a),i(r,a),a.computeFaceNormals(),a.computeBoundingSphere(),void 0===r.materials||0===r.materials.length?{geometry:a}:{geometry:a,materials:li.prototype.initMaterials(r.materials,o,this.crossOrigin)}}}()}),Object.assign(di.prototype,{load:function(t,e,n,i){""===this.texturePath&&(this.texturePath=t.substring(0,t.lastIndexOf("/")+1));var r=this;new On(r.manager).load(t,function(n){var o=null;try{o=JSON.parse(n)}catch(e){return void 0!==i&&i(e),void console.error("THREE:ObjectLoader: Can't parse "+t+".",e.message)}var a=o.metadata;if(void 0===a||void 0===a.type||"geometry"===a.type.toLowerCase())return void console.error("THREE.ObjectLoader: Can't load "+t+". Use THREE.JSONLoader instead.");r.parse(o,e)},n,i)},setTexturePath:function(t){this.texturePath=t},setCrossOrigin:function(t){this.crossOrigin=t},parse:function(t,e){var n=this.parseGeometries(t.geometries),i=this.parseImages(t.images,function(){void 0!==e&&e(a)}),r=this.parseTextures(t.textures,i),o=this.parseMaterials(t.materials,r),a=this.parseObject(t.object,n,o);return t.animations&&(a.animations=this.parseAnimations(t.animations)),void 0!==t.images&&0!==t.images.length||void 0!==e&&e(a),a},parseGeometries:function(t){var e={};if(void 0!==t)for(var n=new hi,i=new ui,r=0,o=t.length;r<o;r++){var a,s=t[r];switch(s.type){case"PlaneGeometry":case"PlaneBufferGeometry":a=new Hs[s.type](s.width,s.height,s.widthSegments,s.heightSegments);break;case"BoxGeometry":case"BoxBufferGeometry":case"CubeGeometry":a=new Hs[s.type](s.width,s.height,s.depth,s.widthSegments,s.heightSegments,s.depthSegments);break;case"CircleGeometry":case"CircleBufferGeometry":a=new Hs[s.type](s.radius,s.segments,s.thetaStart,s.thetaLength);break;case"CylinderGeometry":case"CylinderBufferGeometry":a=new Hs[s.type](s.radiusTop,s.radiusBottom,s.height,s.radialSegments,s.heightSegments,s.openEnded,s.thetaStart,s.thetaLength);break;case"ConeGeometry":case"ConeBufferGeometry":a=new Hs[s.type](s.radius,s.height,s.radialSegments,s.heightSegments,s.openEnded,s.thetaStart,s.thetaLength);break;case"SphereGeometry":case"SphereBufferGeometry":a=new Hs[s.type](s.radius,s.widthSegments,s.heightSegments,s.phiStart,s.phiLength,s.thetaStart,s.thetaLength);break;case"DodecahedronGeometry":case"IcosahedronGeometry":case"OctahedronGeometry":case"TetrahedronGeometry":a=new Hs[s.type](s.radius,s.detail);break;case"RingGeometry":case"RingBufferGeometry":a=new Hs[s.type](s.innerRadius,s.outerRadius,s.thetaSegments,s.phiSegments,s.thetaStart,s.thetaLength);break;case"TorusGeometry":case"TorusBufferGeometry":a=new Hs[s.type](s.radius,s.tube,s.radialSegments,s.tubularSegments,s.arc);break;case"TorusKnotGeometry":case"TorusKnotBufferGeometry":a=new Hs[s.type](s.radius,s.tube,s.tubularSegments,s.radialSegments,s.p,s.q);break;case"LatheGeometry":case"LatheBufferGeometry":a=new Hs[s.type](s.points,s.segments,s.phiStart,s.phiLength);break;case"BufferGeometry":a=i.parse(s);break;case"Geometry":a=n.parse(s,this.texturePath).geometry;break;default:console.warn('THREE.ObjectLoader: Unsupported geometry type "'+s.type+'"');continue}a.uuid=s.uuid,void 0!==s.name&&(a.name=s.name),e[s.uuid]=a}return e},parseMaterials:function(t,e){var n={};if(void 0!==t){var i=new ci;i.setTextures(e);for(var r=0,o=t.length;r<o;r++){var a=t[r];if("MultiMaterial"===a.type){for(var s=[],c=0;c<a.materials.length;c++)s.push(i.parse(a.materials[c]));n[a.uuid]=s}else n[a.uuid]=i.parse(a)}}return n},parseAnimations:function(t){for(var e=[],n=0;n<t.length;n++){var i=si.parse(t[n]);e.push(i)}return e},parseImages:function(t,e){var n=this,i={};if(void 0!==t&&t.length>0){var r=new Pn(e),o=new Un(r);o.setCrossOrigin(this.crossOrigin);for(var a=0,s=t.length;a<s;a++){var c=t[a],u=/^(\/\/)|([a-z]+:(\/\/)?)/i.test(c.url)?c.url:n.texturePath+c.url;i[c.uuid]=function(t){return n.manager.itemStart(t),o.load(t,function(){n.manager.itemEnd(t)},void 0,function(){n.manager.itemEnd(t),n.manager.itemError(t)})}(u)}}return i},parseTextures:function(t,e){function n(t,e){return"number"==typeof t?t:(console.warn("THREE.ObjectLoader.parseTexture: Constant should be in numeric form.",t),e[t])}var i={};if(void 0!==t)for(var r=0,a=t.length;r<a;r++){var s=t[r];void 0===s.image&&console.warn('THREE.ObjectLoader: No "image" specified for',s.uuid),void 0===e[s.image]&&console.warn("THREE.ObjectLoader: Undefined image",s.image);var c=new o(e[s.image]);c.needsUpdate=!0,c.uuid=s.uuid,void 0!==s.name&&(c.name=s.name),void 0!==s.mapping&&(c.mapping=n(s.mapping,Zs)),void 0!==s.offset&&c.offset.fromArray(s.offset),void 0!==s.repeat&&c.repeat.fromArray(s.repeat),void 0!==s.wrap&&(c.wrapS=n(s.wrap[0],Js),c.wrapT=n(s.wrap[1],Js)),void 0!==s.minFilter&&(c.minFilter=n(s.minFilter,Ks)),void 0!==s.magFilter&&(c.magFilter=n(s.magFilter,Ks)),void 0!==s.anisotropy&&(c.anisotropy=s.anisotropy),void 0!==s.flipY&&(c.flipY=s.flipY),i[s.uuid]=c}return i},parseObject:function(){var t=new h;return function(e,n,i){function r(t){return void 0===n[t]&&console.warn("THREE.ObjectLoader: Undefined geometry",t),n[t]}function o(t){if(void 0!==t){if(Array.isArray(t)){for(var e=[],n=0,r=t.length;n<r;n++){var o=t[n];void 0===i[o]&&console.warn("THREE.ObjectLoader: Undefined material",o),e.push(i[o])}return e}return void 0===i[t]&&console.warn("THREE.ObjectLoader: Undefined material",t),i[t]}}var a;switch(e.type){case"Scene":a=new ye,void 0!==e.background&&Number.isInteger(e.background)&&(a.background=new q(e.background)),void 0!==e.fog&&("Fog"===e.fog.type?a.fog=new ve(e.fog.color,e.fog.near,e.fog.far):"FogExp2"===e.fog.type&&(a.fog=new ge(e.fog.color,e.fog.density)));break;case"PerspectiveCamera":a=new Dt(e.fov,e.aspect,e.near,e.far),void 0!==e.focus&&(a.focus=e.focus),void 0!==e.zoom&&(a.zoom=e.zoom),void 0!==e.filmGauge&&(a.filmGauge=e.filmGauge),void 0!==e.filmOffset&&(a.filmOffset=e.filmOffset),void 0!==e.view&&(a.view=Object.assign({},e.view));break;case"OrthographicCamera":a=new Ft(e.left,e.right,e.top,e.bottom,e.near,e.far);break;case"AmbientLight":a=new Xn(e.color,e.intensity);break;case"DirectionalLight":a=new Wn(e.color,e.intensity);break;case"PointLight":a=new Vn(e.color,e.intensity,e.distance,e.decay);break;case"RectAreaLight":a=new Yn(e.color,e.intensity,e.width,e.height);break;case"SpotLight":a=new Hn(e.color,e.intensity,e.distance,e.angle,e.penumbra,e.decay);break;case"HemisphereLight":a=new zn(e.color,e.groundColor,e.intensity);break;case"SkinnedMesh":console.warn("THREE.ObjectLoader.parseObject() does not support SkinnedMesh yet.");case"Mesh":var s=r(e.geometry),c=o(e.material);a=s.bones&&s.bones.length>0?new Te(s,c):new Ct(s,c);break;case"LOD":a=new we;break;case"Line":a=new Ae(r(e.geometry),o(e.material),e.mode);break;case"LineLoop":a=new Le(r(e.geometry),o(e.material));break;case"LineSegments":a=new Re(r(e.geometry),o(e.material));break;case"PointCloud":case"Points":a=new Pe(r(e.geometry),o(e.material));break;case"Sprite":a=new be(o(e.material));break;case"Group":a=new Oe;break;default:a=new lt}if(a.uuid=e.uuid,void 0!==e.name&&(a.name=e.name),void 0!==e.matrix?(t.fromArray(e.matrix),t.decompose(a.position,a.quaternion,a.scale)):(void 0!==e.position&&a.position.fromArray(e.position),void 0!==e.rotation&&a.rotation.fromArray(e.rotation),void 0!==e.quaternion&&a.quaternion.fromArray(e.quaternion),void 0!==e.scale&&a.scale.fromArray(e.scale)),void 0!==e.castShadow&&(a.castShadow=e.castShadow),void 0!==e.receiveShadow&&(a.receiveShadow=e.receiveShadow),e.shadow&&(void 0!==e.shadow.bias&&(a.shadow.bias=e.shadow.bias),void 0!==e.shadow.radius&&(a.shadow.radius=e.shadow.radius),void 0!==e.shadow.mapSize&&a.shadow.mapSize.fromArray(e.shadow.mapSize),void 0!==e.shadow.camera&&(a.shadow.camera=this.parseObject(e.shadow.camera))),void 0!==e.visible&&(a.visible=e.visible),void 0!==e.userData&&(a.userData=e.userData),void 0!==e.children)for(var u in e.children)a.add(this.parseObject(e.children[u],n,i));if("LOD"===e.type)for(var l=e.levels,h=0;h<l.length;h++){var d=l[h],u=a.getObjectByProperty("uuid",d.object);void 0!==u&&a.addLevel(u,d.distance)}return a}}()});var Zs={UVMapping:ua,CubeReflectionMapping:la,CubeRefractionMapping:ha,EquirectangularReflectionMapping:da,EquirectangularRefractionMapping:pa,SphericalReflectionMapping:fa,CubeUVReflectionMapping:ma,CubeUVRefractionMapping:ga},Js={RepeatWrapping:va,ClampToEdgeWrapping:ya,MirroredRepeatWrapping:_a},Ks={NearestFilter:xa,NearestMipMapNearestFilter:ba,NearestMipMapLinearFilter:wa,LinearFilter:Ea,LinearMipMapNearestFilter:Ma,LinearMipMapLinearFilter:Ta};Object.assign(Ei.prototype,{getPoint:function(){return console.warn("THREE.Curve: .getPoint() not implemented."),null},getPointAt:function(t){var e=this.getUtoTmapping(t);return this.getPoint(e)},getPoints:function(t){void 0===t&&(t=5);for(var e=[],n=0;n<=t;n++)e.push(this.getPoint(n/t));return e},getSpacedPoints:function(t){void 0===t&&(t=5);for(var e=[],n=0;n<=t;n++)e.push(this.getPointAt(n/t));return e},getLength:function(){var t=this.getLengths();return t[t.length-1]},getLengths:function(t){if(void 0===t&&(t=this.arcLengthDivisions),this.cacheArcLengths&&this.cacheArcLengths.length===t+1&&!this.needsUpdate)return this.cacheArcLengths;this.needsUpdate=!1;var e,n,i=[],r=this.getPoint(0),o=0;for(i.push(0),n=1;n<=t;n++)e=this.getPoint(n/t),o+=e.distanceTo(r),i.push(o),r=e;return this.cacheArcLengths=i,i},updateArcLengths:function(){this.needsUpdate=!0,this.getLengths()},getUtoTmapping:function(t,e){var n,i=this.getLengths(),r=0,o=i.length;n=e||t*i[o-1];for(var a,s=0,c=o-1;s<=c;)if(r=Math.floor(s+(c-s)/2),(a=i[r]-n)<0)s=r+1;else{if(!(a>0)){c=r;break}c=r-1}if(r=c,i[r]===n)return r/(o-1);var u=i[r];return(r+(n-u)/(i[r+1]-u))/(o-1)},getTangent:function(t){var e=t-1e-4,n=t+1e-4;e<0&&(e=0),n>1&&(n=1);var i=this.getPoint(e);return this.getPoint(n).clone().sub(i).normalize()},getTangentAt:function(t){var e=this.getUtoTmapping(t);return this.getTangent(e)},computeFrenetFrames:function(t,e){var n,i,r,o=new l,a=[],s=[],c=[],u=new l,d=new h;for(n=0;n<=t;n++)i=n/t,a[n]=this.getTangentAt(i),a[n].normalize();s[0]=new l,c[0]=new l;var p=Number.MAX_VALUE,f=Math.abs(a[0].x),m=Math.abs(a[0].y),g=Math.abs(a[0].z);for(f<=p&&(p=f,o.set(1,0,0)),m<=p&&(p=m,o.set(0,1,0)),g<=p&&o.set(0,0,1),u.crossVectors(a[0],o).normalize(),s[0].crossVectors(a[0],u),c[0].crossVectors(a[0],s[0]),n=1;n<=t;n++)s[n]=s[n-1].clone(),c[n]=c[n-1].clone(),u.crossVectors(a[n-1],a[n]),u.length()>Number.EPSILON&&(u.normalize(),r=Math.acos(Es.clamp(a[n-1].dot(a[n]),-1,1)),s[n].applyMatrix4(d.makeRotationAxis(u,r))),c[n].crossVectors(a[n],s[n]);if(!0===e)for(r=Math.acos(Es.clamp(s[0].dot(s[t]),-1,1)),r/=t,a[0].dot(u.crossVectors(s[0],s[t]))>0&&(r=-r),n=1;n<=t;n++)s[n].applyMatrix4(d.makeRotationAxis(a[n],r*n)),c[n].crossVectors(a[n],s[n]);return{tangents:a,normals:s,binormals:c}}}),Mi.prototype=Object.create(Ei.prototype),Mi.prototype.constructor=Mi,Mi.prototype.isLineCurve=!0,Mi.prototype.getPoint=function(t){if(1===t)return this.v2.clone();var e=this.v2.clone().sub(this.v1);return e.multiplyScalar(t).add(this.v1),e},Mi.prototype.getPointAt=function(t){return this.getPoint(t)},Mi.prototype.getTangent=function(t){return this.v2.clone().sub(this.v1).normalize()},Ti.prototype=Object.assign(Object.create(Ei.prototype),{constructor:Ti,add:function(t){this.curves.push(t)},closePath:function(){var t=this.curves[0].getPoint(0),e=this.curves[this.curves.length-1].getPoint(1);t.equals(e)||this.curves.push(new Mi(e,t))},getPoint:function(t){for(var e=t*this.getLength(),n=this.getCurveLengths(),i=0;i<n.length;){if(n[i]>=e){var r=n[i]-e,o=this.curves[i],a=o.getLength(),s=0===a?0:1-r/a;return o.getPointAt(s)}i++}return null},getLength:function(){var t=this.getCurveLengths();return t[t.length-1]},updateArcLengths:function(){this.needsUpdate=!0,this.cacheLengths=null,this.getCurveLengths()},getCurveLengths:function(){if(this.cacheLengths&&this.cacheLengths.length===this.curves.length)return this.cacheLengths;for(var t=[],e=0,n=0,i=this.curves.length;n<i;n++)e+=this.curves[n].getLength(),t.push(e);return this.cacheLengths=t,t},getSpacedPoints:function(t){void 0===t&&(t=40);for(var e=[],n=0;n<=t;n++)e.push(this.getPoint(n/t));return this.autoClose&&e.push(e[0]),e},getPoints:function(t){t=t||12;for(var e,n=[],i=0,r=this.curves;i<r.length;i++)for(var o=r[i],a=o&&o.isEllipseCurve?2*t:o&&o.isLineCurve?1:o&&o.isSplineCurve?t*o.points.length:t,s=o.getPoints(a),c=0;c<s.length;c++){var u=s[c];e&&e.equals(u)||(n.push(u),e=u)}return this.autoClose&&n.length>1&&!n[n.length-1].equals(n[0])&&n.push(n[0]),n},createPointsGeometry:function(t){var e=this.getPoints(t);return this.createGeometry(e)},createSpacedPointsGeometry:function(t){var e=this.getSpacedPoints(t);return this.createGeometry(e)},createGeometry:function(t){for(var e=new Rt,n=0,i=t.length;n<i;n++){var r=t[n];e.vertices.push(new l(r.x,r.y,r.z||0))}return e}}),Si.prototype=Object.create(Ei.prototype),Si.prototype.constructor=Si,Si.prototype.isEllipseCurve=!0,Si.prototype.getPoint=function(t){for(var e=2*Math.PI,n=this.aEndAngle-this.aStartAngle,i=Math.abs(n)<Number.EPSILON;n<0;)n+=e;for(;n>e;)n-=e;n<Number.EPSILON&&(n=i?0:e),!0!==this.aClockwise||i||(n===e?n=-e:n-=e);var o=this.aStartAngle+t*n,a=this.aX+this.xRadius*Math.cos(o),s=this.aY+this.yRadius*Math.sin(o);if(0!==this.aRotation){var c=Math.cos(this.aRotation),u=Math.sin(this.aRotation),l=a-this.aX,h=s-this.aY;a=l*c-h*u+this.aX,s=l*u+h*c+this.aY}return new r(a,s)},Ai.prototype=Object.create(Ei.prototype),Ai.prototype.constructor=Ai,Ai.prototype.isSplineCurve=!0,Ai.prototype.getPoint=function(t){var e=this.points,n=(e.length-1)*t,i=Math.floor(n),o=n-i,a=e[0===i?i:i-1],s=e[i],c=e[i>e.length-2?e.length-1:i+1],u=e[i>e.length-3?e.length-1:i+2];return new r(pi(o,a.x,s.x,c.x,u.x),pi(o,a.y,s.y,c.y,u.y))},Ri.prototype=Object.create(Ei.prototype),Ri.prototype.constructor=Ri,Ri.prototype.getPoint=function(t){var e=this.v0,n=this.v1,i=this.v2,o=this.v3;return new r(wi(t,e.x,n.x,i.x,o.x),wi(t,e.y,n.y,i.y,o.y))},Li.prototype=Object.create(Ei.prototype),Li.prototype.constructor=Li,Li.prototype.getPoint=function(t){var e=this.v0,n=this.v1,i=this.v2;return new r(vi(t,e.x,n.x,i.x),vi(t,e.y,n.y,i.y))};var Qs=Object.assign(Object.create(Ti.prototype),{fromPoints:function(t){this.moveTo(t[0].x,t[0].y);for(var e=1,n=t.length;e<n;e++)this.lineTo(t[e].x,t[e].y)},moveTo:function(t,e){this.currentPoint.set(t,e)},lineTo:function(t,e){var n=new Mi(this.currentPoint.clone(),new r(t,e));this.curves.push(n),this.currentPoint.set(t,e)},quadraticCurveTo:function(t,e,n,i){var o=new Li(this.currentPoint.clone(),new r(t,e),new r(n,i));this.curves.push(o),this.currentPoint.set(n,i)},bezierCurveTo:function(t,e,n,i,o,a){var s=new Ri(this.currentPoint.clone(),new r(t,e),new r(n,i),new r(o,a));this.curves.push(s),this.currentPoint.set(o,a)},splineThru:function(t){var e=[this.currentPoint.clone()].concat(t),n=new Ai(e);this.curves.push(n),this.currentPoint.copy(t[t.length-1])},arc:function(t,e,n,i,r,o){var a=this.currentPoint.x,s=this.currentPoint.y;this.absarc(t+a,e+s,n,i,r,o)},absarc:function(t,e,n,i,r,o){this.absellipse(t,e,n,n,i,r,o)},ellipse:function(t,e,n,i,r,o,a,s){var c=this.currentPoint.x,u=this.currentPoint.y;this.absellipse(t+c,e+u,n,i,r,o,a,s)},absellipse:function(t,e,n,i,r,o,a,s){var c=new Si(t,e,n,i,r,o,a,s);if(this.curves.length>0){var u=c.getPoint(0);u.equals(this.currentPoint)||this.lineTo(u.x,u.y)}this.curves.push(c);var l=c.getPoint(1);this.currentPoint.copy(l)}});Ci.prototype=Qs,Qs.constructor=Ci,Pi.prototype=Object.assign(Object.create(Qs),{constructor:Pi,getPointsHoles:function(t){for(var e=[],n=0,i=this.holes.length;n<i;n++)e[n]=this.holes[n].getPoints(t);return e},extractAllPoints:function(t){return{shape:this.getPoints(t),holes:this.getPointsHoles(t)}},extractPoints:function(t){return this.extractAllPoints(t)}}),Object.assign(Oi.prototype,{moveTo:function(t,e){this.currentPath=new Ci,this.subPaths.push(this.currentPath),this.currentPath.moveTo(t,e)},lineTo:function(t,e){this.currentPath.lineTo(t,e)},quadraticCurveTo:function(t,e,n,i){this.currentPath.quadraticCurveTo(t,e,n,i)},bezierCurveTo:function(t,e,n,i,r,o){this.currentPath.bezierCurveTo(t,e,n,i,r,o)},splineThru:function(t){this.currentPath.splineThru(t)},toShapes:function(t,e){function n(t){for(var e=[],n=0,i=t.length;n<i;n++){var r=t[n],o=new Pi;o.curves=r.curves,e.push(o)}return e}var i=ks.isClockWise,r=this.subPaths;if(0===r.length)return[];if(!0===e)return n(r);var o,a,s,c=[];if(1===r.length)return a=r[0],s=new Pi,s.curves=a.curves,c.push(s),c;var u=!i(r[0].getPoints());u=t?!u:u;var l,h=[],d=[],p=[],f=0;d[f]=void 0,p[f]=[];for(var m=0,g=r.length;m<g;m++)a=r[m],l=a.getPoints(),o=i(l),o=t?!o:o,o?(!u&&d[f]&&f++,d[f]={s:new Pi,p:l},d[f].s.curves=a.curves,u&&f++,p[f]=[]):p[f].push({h:a,p:l[0]});if(!d[0])return n(r);if(d.length>1){for(var v=!1,y=[],_=0,x=d.length;_<x;_++)h[_]=[];for(var _=0,x=d.length;_<x;_++)for(var b=p[_],w=0;w<b.length;w++){for(var E=b[w],M=!0,T=0;T<d.length;T++)(function(t,e){for(var n=e.length,i=!1,r=n-1,o=0;o<n;r=o++){var a=e[r],s=e[o],c=s.x-a.x,u=s.y-a.y;if(Math.abs(u)>Number.EPSILON){if(u<0&&(a=e[o],c=-c,s=e[r],u=-u),t.y<a.y||t.y>s.y)continue;if(t.y===a.y){if(t.x===a.x)return!0}else{var l=u*(t.x-a.x)-c*(t.y-a.y);if(0===l)return!0;if(l<0)continue;i=!i}}else{if(t.y!==a.y)continue;if(s.x<=t.x&&t.x<=a.x||a.x<=t.x&&t.x<=s.x)return!0}}return i})(E.p,d[T].p)&&(_!==T&&y.push({froms:_,tos:T,hole:w}),M?(M=!1,h[T].push(E)):v=!0);M&&h[_].push(E)}y.length>0&&(v||(p=h))}for(var S,m=0,A=d.length;m<A;m++){s=d[m].s,c.push(s),S=p[m];for(var R=0,L=S.length;R<L;R++)s.holes.push(S[R].h)}return c}}),Object.assign(Ii.prototype,{isFont:!0,generateShapes:function(t,e,n){function i(t,e,i,o){var a=r.glyphs[t]||r.glyphs["?"];if(a){var s,c,u,l,h,d,p,f,m,g,v,y=new Oi,_=[];if(a.o)for(var x=a._cachedOutline||(a._cachedOutline=a.o.split(" ")),b=0,w=x.length;b<w;){var E=x[b++];switch(E){case"m":s=x[b++]*e+i,c=x[b++]*e+o,y.moveTo(s,c);break;case"l":s=x[b++]*e+i,c=x[b++]*e+o,y.lineTo(s,c);break;case"q":if(u=x[b++]*e+i,l=x[b++]*e+o,p=x[b++]*e+i,f=x[b++]*e+o,y.quadraticCurveTo(p,f,u,l),v=_[_.length-1]){h=v.x,d=v.y;for(var M=1;M<=n;M++){var T=M/n;vi(T,h,p,u),vi(T,d,f,l)}}break;case"b":if(u=x[b++]*e+i,l=x[b++]*e+o,p=x[b++]*e+i,f=x[b++]*e+o,m=x[b++]*e+i,g=x[b++]*e+o,y.bezierCurveTo(p,f,m,g,u,l),v=_[_.length-1]){h=v.x,d=v.y;for(var M=1;M<=n;M++){var T=M/n;wi(T,h,p,m,u),wi(T,d,f,g,l)}}}}return{offsetX:a.ha*e,path:y}}}void 0===e&&(e=100),void 0===n&&(n=4);for(var r=this.data,o=function(t){for(var n=String(t).split(""),o=e/r.resolution,a=(r.boundingBox.yMax-r.boundingBox.yMin+r.underlineThickness)*o,s=0,c=0,u=[],l=0;l<n.length;l++){var h=n[l];if("\n"===h)s=0,c-=a;else{var d=i(h,o,s,c);s+=d.offsetX,u.push(d.path)}}return u}(t),a=[],s=0,c=o.length;s<c;s++)Array.prototype.push.apply(a,o[s].toShapes());return a}}),Object.assign(Ni.prototype,{load:function(t,e,n,i){var r=this;new On(this.manager).load(t,function(t){var n;try{n=JSON.parse(t)}catch(e){console.warn("THREE.FontLoader: typeface.js support is being deprecated. Use typeface.json instead."),n=JSON.parse(t.substring(65,t.length-2))}var i=r.parse(n);e&&e(i)},n,i)},parse:function(t){return new Ii(t)}});var $s,tc={getContext:function(){return void 0===$s&&($s=new(window.AudioContext||window.webkitAudioContext)),$s},setContext:function(t){$s=t}};Object.assign(Ui.prototype,{load:function(t,e,n,i){var r=new On(this.manager);r.setResponseType("arraybuffer"),r.load(t,function(t){tc.getContext().decodeAudioData(t,function(t){e(t)})},n,i)}}),Object.assign(Di.prototype,{update:function(){var t,e,n,i,r,o,a,s,c=new h,u=new h;return function(l){if(t!==this||e!==l.focus||n!==l.fov||i!==l.aspect*this.aspect||r!==l.near||o!==l.far||a!==l.zoom||s!==this.eyeSep){t=this,e=l.focus,n=l.fov,i=l.aspect*this.aspect,r=l.near,o=l.far,a=l.zoom;var h=l.projectionMatrix.clone();s=this.eyeSep/2;var d,p,f=s*r/e,m=r*Math.tan(Es.DEG2RAD*n*.5)/a;u.elements[12]=-s,c.elements[12]=s,d=-m*i+f,p=m*i+f,h.elements[0]=2*r/(p-d),h.elements[8]=(p+d)/(p-d),this.cameraL.projectionMatrix.copy(h),d=-m*i-f,p=m*i-f,h.elements[0]=2*r/(p-d),h.elements[8]=(p+d)/(p-d),this.cameraR.projectionMatrix.copy(h)}this.cameraL.matrixWorld.copy(l.matrixWorld).multiply(u),this.cameraR.matrixWorld.copy(l.matrixWorld).multiply(c)}}()}),Fi.prototype=Object.create(lt.prototype),Fi.prototype.constructor=Fi,Bi.prototype=Object.assign(Object.create(Dt.prototype),{constructor:Bi,isArrayCamera:!0}),zi.prototype=Object.assign(Object.create(lt.prototype),{constructor:zi,getInput:function(){return this.gain},removeFilter:function(){null!==this.filter&&(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination),this.gain.connect(this.context.destination),this.filter=null)},getFilter:function(){return this.filter},setFilter:function(t){null!==this.filter?(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination)):this.gain.disconnect(this.context.destination),this.filter=t,this.gain.connect(this.filter),this.filter.connect(this.context.destination)},getMasterVolume:function(){return this.gain.gain.value},setMasterVolume:function(t){this.gain.gain.value=t},updateMatrixWorld:function(){var t=new l,e=new u,n=new l,i=new l;return function(r){lt.prototype.updateMatrixWorld.call(this,r);var o=this.context.listener,a=this.up;this.matrixWorld.decompose(t,e,n),i.set(0,0,-1).applyQuaternion(e),o.positionX?(o.positionX.setValueAtTime(t.x,this.context.currentTime),o.positionY.setValueAtTime(t.y,this.context.currentTime),o.positionZ.setValueAtTime(t.z,this.context.currentTime),o.forwardX.setValueAtTime(i.x,this.context.currentTime),o.forwardY.setValueAtTime(i.y,this.context.currentTime),o.forwardZ.setValueAtTime(i.z,this.context.currentTime),o.upX.setValueAtTime(a.x,this.context.currentTime),o.upY.setValueAtTime(a.y,this.context.currentTime),o.upZ.setValueAtTime(a.z,this.context.currentTime)):(o.setPosition(t.x,t.y,t.z),o.setOrientation(i.x,i.y,i.z,a.x,a.y,a.z))}}()}),Gi.prototype=Object.assign(Object.create(lt.prototype),{constructor:Gi,getOutput:function(){return this.gain},setNodeSource:function(t){return this.hasPlaybackControl=!1,this.sourceType="audioNode",this.source=t,this.connect(),this},setBuffer:function(t){return this.buffer=t,this.sourceType="buffer",this.autoplay&&this.play(),this},play:function(){if(!0===this.isPlaying)return void console.warn("THREE.Audio: Audio is already playing.");if(!1===this.hasPlaybackControl)return void console.warn("THREE.Audio: this Audio has no playback control.");var t=this.context.createBufferSource();return t.buffer=this.buffer,t.loop=this.loop,t.onended=this.onEnded.bind(this),t.playbackRate.setValueAtTime(this.playbackRate,this.startTime),t.start(0,this.startTime),this.isPlaying=!0,this.source=t,this.connect()},pause:function(){return!1===this.hasPlaybackControl?void console.warn("THREE.Audio: this Audio has no playback control."):(this.source.stop(),this.startTime=this.context.currentTime,this.isPlaying=!1,this)},stop:function(){return!1===this.hasPlaybackControl?void console.warn("THREE.Audio: this Audio has no playback control."):(this.source.stop(),this.startTime=0,this.isPlaying=!1,this)},connect:function(){if(this.filters.length>0){this.source.connect(this.filters[0]);for(var t=1,e=this.filters.length;t<e;t++)this.filters[t-1].connect(this.filters[t]);this.filters[this.filters.length-1].connect(this.getOutput())}else this.source.connect(this.getOutput());return this},disconnect:function(){if(this.filters.length>0){this.source.disconnect(this.filters[0]);for(var t=1,e=this.filters.length;t<e;t++)this.filters[t-1].disconnect(this.filters[t]);this.filters[this.filters.length-1].disconnect(this.getOutput())}else this.source.disconnect(this.getOutput());return this},getFilters:function(){return this.filters},setFilters:function(t){return t||(t=[]),!0===this.isPlaying?(this.disconnect(),this.filters=t,this.connect()):this.filters=t,this},getFilter:function(){return this.getFilters()[0]},setFilter:function(t){return this.setFilters(t?[t]:[])},setPlaybackRate:function(t){return!1===this.hasPlaybackControl?void console.warn("THREE.Audio: this Audio has no playback control."):(this.playbackRate=t,!0===this.isPlaying&&this.source.playbackRate.setValueAtTime(this.playbackRate,this.context.currentTime),this)},getPlaybackRate:function(){return this.playbackRate},onEnded:function(){this.isPlaying=!1},getLoop:function(){return!1===this.hasPlaybackControl?(console.warn("THREE.Audio: this Audio has no playback control."),!1):this.loop},setLoop:function(t){return!1===this.hasPlaybackControl?void console.warn("THREE.Audio: this Audio has no playback control."):(this.loop=t,!0===this.isPlaying&&(this.source.loop=this.loop),this)},getVolume:function(){return this.gain.gain.value},setVolume:function(t){return this.gain.gain.value=t,this}}),ki.prototype=Object.assign(Object.create(Gi.prototype),{constructor:ki,getOutput:function(){return this.panner},getRefDistance:function(){return this.panner.refDistance},setRefDistance:function(t){this.panner.refDistance=t},getRolloffFactor:function(){return this.panner.rolloffFactor},setRolloffFactor:function(t){this.panner.rolloffFactor=t},getDistanceModel:function(){return this.panner.distanceModel},setDistanceModel:function(t){this.panner.distanceModel=t},getMaxDistance:function(){return this.panner.maxDistance},setMaxDistance:function(t){this.panner.maxDistance=t},updateMatrixWorld:function(){var t=new l;return function(e){lt.prototype.updateMatrixWorld.call(this,e),t.setFromMatrixPosition(this.matrixWorld),this.panner.setPosition(t.x,t.y,t.z)}}()}),Object.assign(Hi.prototype,{getFrequencyData:function(){return this.analyser.getByteFrequencyData(this.data),this.data},getAverageFrequency:function(){for(var t=0,e=this.getFrequencyData(),n=0;n<e.length;n++)t+=e[n];return t/e.length}}),Object.assign(Vi.prototype,{accumulate:function(t,e){var n=this.buffer,i=this.valueSize,r=t*i+i,o=this.cumulativeWeight;if(0===o){for(var a=0;a!==i;++a)n[r+a]=n[a];o=e}else{o+=e;var s=e/o;this._mixBufferRegion(n,r,0,s,i)}this.cumulativeWeight=o},apply:function(t){var e=this.valueSize,n=this.buffer,i=t*e+e,r=this.cumulativeWeight,o=this.binding;if(this.cumulativeWeight=0,r<1){var a=3*e;this._mixBufferRegion(n,i,a,1-r,e)}for(var s=e,c=e+e;s!==c;++s)if(n[s]!==n[s+e]){o.setValue(n,i);break}},saveOriginalState:function(){var t=this.binding,e=this.buffer,n=this.valueSize,i=3*n;t.getValue(e,i);for(var r=n,o=i;r!==o;++r)e[r]=e[i+r%n];this.cumulativeWeight=0},restoreOriginalState:function(){var t=3*this.valueSize;this.binding.setValue(this.buffer,t)},_select:function(t,e,n,i,r){if(i>=.5)for(var o=0;o!==r;++o)t[e+o]=t[n+o]},_slerp:function(t,e,n,i){u.slerpFlat(t,e,t,e,t,n,i)},_lerp:function(t,e,n,i,r){for(var o=1-i,a=0;a!==r;++a){var s=e+a;t[s]=t[s]*o+t[n+a]*i}}}),Object.assign(ji.prototype,{getValue:function(t,e){this.bind();var n=this._targetGroup.nCachedObjects_,i=this._bindings[n];void 0!==i&&i.getValue(t,e)},setValue:function(t,e){for(var n=this._bindings,i=this._targetGroup.nCachedObjects_,r=n.length;i!==r;++i)n[i].setValue(t,e)},bind:function(){for(var t=this._bindings,e=this._targetGroup.nCachedObjects_,n=t.length;e!==n;++e)t[e].bind()},unbind:function(){for(var t=this._bindings,e=this._targetGroup.nCachedObjects_,n=t.length;e!==n;++e)t[e].unbind()}}),Object.assign(Wi,{Composite:ji,create:function(t,e,n){return t&&t.isAnimationObjectGroup?new Wi.Composite(t,e,n):new Wi(t,e,n)},parseTrackName:function(){var t=/((?:[\w-]+[\/:])*)/,e=/([\w-\.]+)?/,n=/(?:\.([\w-]+)(?:\[(.+)\])?)?/,i=/\.([\w-]+)(?:\[(.+)\])?/,r=new RegExp("^"+t.source+e.source+n.source+i.source+"$"),o=["material","materials","bones"];return function(t){var e=r.exec(t);if(!e)throw new Error("PropertyBinding: Cannot parse trackName: "+t);var n={nodeName:e[2],objectName:e[3],objectIndex:e[4],propertyName:e[5],propertyIndex:e[6]},i=n.nodeName&&n.nodeName.lastIndexOf(".");if(void 0!==i&&-1!==i){var a=n.nodeName.substring(i+1);-1!==o.indexOf(a)&&(n.nodeName=n.nodeName.substring(0,i),n.objectName=a)}if(null===n.propertyName||0===n.propertyName.length)throw new Error("PropertyBinding: can not parse propertyName from trackName: "+t);return n}}(),findNode:function(t,e){if(!e||""===e||"root"===e||"."===e||-1===e||e===t.name||e===t.uuid)return t;if(t.skeleton){var n=function(t){for(var n=0;n<t.bones.length;n++){var i=t.bones[n];if(i.name===e)return i}return null}(t.skeleton);if(n)return n}if(t.children){var i=function(t){for(var n=0;n<t.length;n++){var r=t[n];if(r.name===e||r.uuid===e)return r;var o=i(r.children);if(o)return o}return null},r=i(t.children);if(r)return r}return null}}),Object.assign(Wi.prototype,{_getValue_unavailable:function(){},_setValue_unavailable:function(){},BindingType:{Direct:0,EntireArray:1,ArrayElement:2,HasFromToArray:3},Versioning:{None:0,NeedsUpdate:1,MatrixWorldNeedsUpdate:2},GetterByBindingType:[function(t,e){t[e]=this.node[this.propertyName]},function(t,e){for(var n=this.resolvedProperty,i=0,r=n.length;i!==r;++i)t[e++]=n[i]},function(t,e){t[e]=this.resolvedProperty[this.propertyIndex]},function(t,e){this.resolvedProperty.toArray(t,e)}],SetterByBindingTypeAndVersioning:[[function(t,e){this.node[this.propertyName]=t[e]},function(t,e){this.node[this.propertyName]=t[e],this.targetObject.needsUpdate=!0},function(t,e){this.node[this.propertyName]=t[e],this.targetObject.matrixWorldNeedsUpdate=!0}],[function(t,e){for(var n=this.resolvedProperty,i=0,r=n.length;i!==r;++i)n[i]=t[e++]},function(t,e){for(var n=this.resolvedProperty,i=0,r=n.length;i!==r;++i)n[i]=t[e++];this.targetObject.needsUpdate=!0},function(t,e){for(var n=this.resolvedProperty,i=0,r=n.length;i!==r;++i)n[i]=t[e++];this.targetObject.matrixWorldNeedsUpdate=!0}],[function(t,e){this.resolvedProperty[this.propertyIndex]=t[e]},function(t,e){this.resolvedProperty[this.propertyIndex]=t[e],this.targetObject.needsUpdate=!0},function(t,e){this.resolvedProperty[this.propertyIndex]=t[e],this.targetObject.matrixWorldNeedsUpdate=!0}],[function(t,e){this.resolvedProperty.fromArray(t,e)},function(t,e){this.resolvedProperty.fromArray(t,e),this.targetObject.needsUpdate=!0},function(t,e){this.resolvedProperty.fromArray(t,e),this.targetObject.matrixWorldNeedsUpdate=!0}]],getValue:function(t,e){this.bind(),this.getValue(t,e)},setValue:function(t,e){this.bind(),this.setValue(t,e)},bind:function(){var t=this.node,e=this.parsedPath,n=e.objectName,i=e.propertyName,r=e.propertyIndex;if(t||(t=Wi.findNode(this.rootNode,e.nodeName)||this.rootNode,this.node=t),this.getValue=this._getValue_unavailable,this.setValue=this._setValue_unavailable,!t)return void console.error("  trying to update node for track: "+this.path+" but it wasn't found.");if(n){var o=e.objectIndex;switch(n){case"materials":if(!t.material)return void console.error("  can not bind to material as node does not have a material",this);if(!t.material.materials)return void console.error("  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("  can not bind to bones as node does not have a skeleton",this);t=t.skeleton.bones;for(var a=0;a<t.length;a++)if(t[a].name===o){o=a;break}break;default:if(void 0===t[n])return void console.error("  can not bind to objectName of node, undefined",this);t=t[n]}if(void 0!==o){if(void 0===t[o])return void console.error("  trying to bind to objectIndex of objectName, but is undefined:",this,t);t=t[o]}}var s=t[i];if(void 0===s){var c=e.nodeName;return void console.error("  trying to update property for track: "+c+"."+i+" but it wasn't found.",t)}var u=this.Versioning.None;void 0!==t.needsUpdate?(u=this.Versioning.NeedsUpdate,this.targetObject=t):void 0!==t.matrixWorldNeedsUpdate&&(u=this.Versioning.MatrixWorldNeedsUpdate,this.targetObject=t);var l=this.BindingType.Direct;if(void 0!==r){if("morphTargetInfluences"===i){if(!t.geometry)return void console.error("  can not bind to morphTargetInfluences becasuse node does not have a geometry",this);if(!t.geometry.morphTargets)return void console.error("  can not bind to morphTargetInfluences becasuse node does not have a geometry.morphTargets",this);for(var a=0;a<this.node.geometry.morphTargets.length;a++)if(t.geometry.morphTargets[a].name===r){r=a;break}}l=this.BindingType.ArrayElement,this.resolvedProperty=s,this.propertyIndex=r}else void 0!==s.fromArray&&void 0!==s.toArray?(l=this.BindingType.HasFromToArray,this.resolvedProperty=s):Array.isArray(s)?(l=this.BindingType.EntireArray,this.resolvedProperty=s):this.propertyName=i;this.getValue=this.GetterByBindingType[l],this.setValue=this.SetterByBindingTypeAndVersioning[l][u]},unbind:function(){this.node=null,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}}),
//!\ DECLARE ALIAS AFTER assign prototype !
Object.assign(Wi.prototype,{_getValue_unbound:Wi.prototype.getValue,_setValue_unbound:Wi.prototype.setValue}),Object.assign(Xi.prototype,{isAnimationObjectGroup:!0,add:function(t){for(var e=this._objects,n=e.length,i=this.nCachedObjects_,r=this._indicesByUUID,o=this._paths,a=this._parsedPaths,s=this._bindings,c=s.length,u=0,l=arguments.length;u!==l;++u){var h=arguments[u],d=h.uuid,p=r[d],f=void 0;if(void 0===p){p=n++,r[d]=p,e.push(h);for(var m=0,g=c;m!==g;++m)s[m].push(new Wi(h,o[m],a[m]))}else if(p<i){f=e[p];var v=--i,y=e[v];r[y.uuid]=p,e[p]=y,r[d]=v,e[v]=h;for(var m=0,g=c;m!==g;++m){var _=s[m],x=_[v],b=_[p];_[p]=x,void 0===b&&(b=new Wi(h,o[m],a[m])),_[v]=b}}else e[p]!==f&&console.error("Different objects with the same UUID detected. Clean the caches or recreate your infrastructure when reloading scenes...")}this.nCachedObjects_=i},remove:function(t){for(var e=this._objects,n=this.nCachedObjects_,i=this._indicesByUUID,r=this._bindings,o=r.length,a=0,s=arguments.length;a!==s;++a){var c=arguments[a],u=c.uuid,l=i[u];if(void 0!==l&&l>=n){var h=n++,d=e[h];i[d.uuid]=l,e[l]=d,i[u]=h,e[h]=c;for(var p=0,f=o;p!==f;++p){var m=r[p],g=m[h],v=m[l];m[l]=g,m[h]=v}}}this.nCachedObjects_=n},uncache:function(t){for(var e=this._objects,n=e.length,i=this.nCachedObjects_,r=this._indicesByUUID,o=this._bindings,a=o.length,s=0,c=arguments.length;s!==c;++s){var u=arguments[s],l=u.uuid,h=r[l];if(void 0!==h)if(delete r[l],h<i){var d=--i,p=e[d],f=--n,m=e[f];r[p.uuid]=h,e[h]=p,r[m.uuid]=d,e[d]=m,e.pop();for(var g=0,v=a;g!==v;++g){var y=o[g],_=y[d],x=y[f];y[h]=_,y[d]=x,y.pop()}}else{var f=--n,m=e[f];r[m.uuid]=h,e[h]=m,e.pop();for(var g=0,v=a;g!==v;++g){var y=o[g];y[h]=y[f],y.pop()}}}this.nCachedObjects_=i},subscribe_:function(t,e){var n=this._bindingsIndicesByPath,i=n[t],r=this._bindings;if(void 0!==i)return r[i];var o=this._paths,a=this._parsedPaths,s=this._objects,c=s.length,u=this.nCachedObjects_,l=new Array(c);i=r.length,n[t]=i,o.push(t),a.push(e),r.push(l);for(var h=u,d=s.length;h!==d;++h){var p=s[h];l[h]=new Wi(p,t,e)}return l},unsubscribe_:function(t){var e=this._bindingsIndicesByPath,n=e[t];if(void 0!==n){var i=this._paths,r=this._parsedPaths,o=this._bindings,a=o.length-1,s=o[a];e[t[a]]=n,o[n]=s,o.pop(),r[n]=r[a],r.pop(),i[n]=i[a],i.pop()}}}),Object.assign(Yi.prototype,{play:function(){return this._mixer._activateAction(this),this},stop:function(){return this._mixer._deactivateAction(this),this.reset()},reset:function(){return this.paused=!1,this.enabled=!0,this.time=0,this._loopCount=-1,this._startTime=null,this.stopFading().stopWarping()},isRunning:function(){return this.enabled&&!this.paused&&0!==this.timeScale&&null===this._startTime&&this._mixer._isActiveAction(this)},isScheduled:function(){return this._mixer._isActiveAction(this)},startAt:function(t){return this._startTime=t,this},setLoop:function(t,e){return this.loop=t,this.repetitions=e,this},setEffectiveWeight:function(t){return this.weight=t,this._effectiveWeight=this.enabled?t:0,this.stopFading()},getEffectiveWeight:function(){return this._effectiveWeight},fadeIn:function(t){return this._scheduleFading(t,0,1)},fadeOut:function(t){return this._scheduleFading(t,1,0)},crossFadeFrom:function(t,e,n){if(t.fadeOut(e),this.fadeIn(e),n){var i=this._clip.duration,r=t._clip.duration,o=r/i,a=i/r;t.warp(1,o,e),this.warp(a,1,e)}return this},crossFadeTo:function(t,e,n){return t.crossFadeFrom(this,e,n)},stopFading:function(){var t=this._weightInterpolant;return null!==t&&(this._weightInterpolant=null,this._mixer._takeBackControlInterpolant(t)),this},setEffectiveTimeScale:function(t){return this.timeScale=t,this._effectiveTimeScale=this.paused?0:t,this.stopWarping()},getEffectiveTimeScale:function(){return this._effectiveTimeScale},setDuration:function(t){return this.timeScale=this._clip.duration/t,this.stopWarping()},syncWith:function(t){return this.time=t.time,this.timeScale=t.timeScale,this.stopWarping()},halt:function(t){return this.warp(this._effectiveTimeScale,0,t)},warp:function(t,e,n){var i=this._mixer,r=i.time,o=this._timeScaleInterpolant,a=this.timeScale;null===o&&(o=i._lendControlInterpolant(),this._timeScaleInterpolant=o);var s=o.parameterPositions,c=o.sampleValues;return s[0]=r,s[1]=r+n,c[0]=t/a,c[1]=e/a,this},stopWarping:function(){var t=this._timeScaleInterpolant;return null!==t&&(this._timeScaleInterpolant=null,this._mixer._takeBackControlInterpolant(t)),this},getMixer:function(){return this._mixer},getClip:function(){return this._clip},getRoot:function(){return this._localRoot||this._mixer._root},_update:function(t,e,n,i){if(!this.enabled)return void this._updateWeight(t);var r=this._startTime;if(null!==r){var o=(t-r)*n;if(o<0||0===n)return;this._startTime=null,e=n*o}e*=this._updateTimeScale(t);var a=this._updateTime(e),s=this._updateWeight(t);if(s>0)for(var c=this._interpolants,u=this._propertyBindings,l=0,h=c.length;l!==h;++l)c[l].evaluate(a),u[l].accumulate(i,s)},_updateWeight:function(t){var e=0;if(this.enabled){e=this.weight;var n=this._weightInterpolant;if(null!==n){var i=n.evaluate(t)[0];e*=i,t>n.parameterPositions[1]&&(this.stopFading(),0===i&&(this.enabled=!1))}}return this._effectiveWeight=e,e},_updateTimeScale:function(t){var e=0;if(!this.paused){e=this.timeScale;var n=this._timeScaleInterpolant;if(null!==n){e*=n.evaluate(t)[0],t>n.parameterPositions[1]&&(this.stopWarping(),0===e?this.paused=!0:this.timeScale=e)}}return this._effectiveTimeScale=e,e},_updateTime:function(t){var e=this.time+t;if(0===t)return e;var n=this._clip.duration,i=this.loop,r=this._loopCount;if(i===es){-1===r&&(this._loopCount=0,this._setEndings(!0,!0,!1));t:{if(e>=n)e=n;else{if(!(e<0))break t;e=0}this.clampWhenFinished?this.paused=!0:this.enabled=!1,this._mixer.dispatchEvent({type:"finished",action:this,direction:t<0?-1:1})}}else{var o=i===is;if(-1===r&&(t>=0?(r=0,this._setEndings(!0,0===this.repetitions,o)):this._setEndings(0===this.repetitions,!0,o)),e>=n||e<0){var a=Math.floor(e/n);e-=n*a,r+=Math.abs(a);var s=this.repetitions-r;if(s<0)this.clampWhenFinished?this.paused=!0:this.enabled=!1,e=t>0?n:0,this._mixer.dispatchEvent({type:"finished",action:this,direction:t>0?1:-1});else{if(0===s){var c=t<0;this._setEndings(c,!c,o)}else this._setEndings(!1,!1,o);this._loopCount=r,this._mixer.dispatchEvent({type:"loop",action:this,loopDelta:a})}}if(o&&1==(1&r))return this.time=e,n-e}return this.time=e,e},_setEndings:function(t,e,n){var i=this._interpolantSettings;n?(i.endingStart=cs,i.endingEnd=cs):(i.endingStart=t?this.zeroSlopeAtStart?cs:ss:us,i.endingEnd=e?this.zeroSlopeAtEnd?cs:ss:us)},_scheduleFading:function(t,e,n){var i=this._mixer,r=i.time,o=this._weightInterpolant;null===o&&(o=i._lendControlInterpolant(),this._weightInterpolant=o);var a=o.parameterPositions,s=o.sampleValues;return a[0]=r,s[0]=e,a[1]=r+t,s[1]=n,this}}),Object.assign(qi.prototype,i.prototype,{_bindAction:function(t,e){var n=t._localRoot||this._root,i=t._clip.tracks,r=i.length,o=t._propertyBindings,a=t._interpolants,s=n.uuid,c=this._bindingsByRootAndName,u=c[s];void 0===u&&(u={},c[s]=u);for(var l=0;l!==r;++l){var h=i[l],d=h.name,p=u[d];if(void 0!==p)o[l]=p;else{if(void 0!==(p=o[l])){null===p._cacheIndex&&(++p.referenceCount,this._addInactiveBinding(p,s,d));continue}var f=e&&e._propertyBindings[l].binding.parsedPath;p=new Vi(Wi.create(n,d,f),h.ValueTypeName,h.getValueSize()),++p.referenceCount,this._addInactiveBinding(p,s,d),o[l]=p}a[l].resultBuffer=p.buffer}},_activateAction:function(t){if(!this._isActiveAction(t)){if(null===t._cacheIndex){var e=(t._localRoot||this._root).uuid,n=t._clip.uuid,i=this._actionsByClip[n];this._bindAction(t,i&&i.knownActions[0]),this._addInactiveAction(t,n,e)}for(var r=t._propertyBindings,o=0,a=r.length;o!==a;++o){var s=r[o];0==s.useCount++&&(this._lendBinding(s),s.saveOriginalState())}this._lendAction(t)}},_deactivateAction:function(t){if(this._isActiveAction(t)){for(var e=t._propertyBindings,n=0,i=e.length;n!==i;++n){var r=e[n];0==--r.useCount&&(r.restoreOriginalState(),this._takeBackBinding(r))}this._takeBackAction(t)}},_initMemoryManager:function(){this._actions=[],this._nActiveActions=0,this._actionsByClip={},this._bindings=[],this._nActiveBindings=0,this._bindingsByRootAndName={},this._controlInterpolants=[],this._nActiveControlInterpolants=0;var t=this;this.stats={actions:{get total(){return t._actions.length},get inUse(){return t._nActiveActions}},bindings:{get total(){return t._bindings.length},get inUse(){return t._nActiveBindings}},controlInterpolants:{get total(){return t._controlInterpolants.length},get inUse(){return t._nActiveControlInterpolants}}}},_isActiveAction:function(t){var e=t._cacheIndex;return null!==e&&e<this._nActiveActions},_addInactiveAction:function(t,e,n){var i=this._actions,r=this._actionsByClip,o=r[e];if(void 0===o)o={knownActions:[t],actionByRoot:{}},t._byClipCacheIndex=0,r[e]=o;else{var a=o.knownActions;t._byClipCacheIndex=a.length,a.push(t)}t._cacheIndex=i.length,i.push(t),o.actionByRoot[n]=t},_removeInactiveAction:function(t){var e=this._actions,n=e[e.length-1],i=t._cacheIndex;n._cacheIndex=i,e[i]=n,e.pop(),t._cacheIndex=null;var r=t._clip.uuid,o=this._actionsByClip,a=o[r],s=a.knownActions,c=s[s.length-1],u=t._byClipCacheIndex;c._byClipCacheIndex=u,s[u]=c,s.pop(),t._byClipCacheIndex=null,delete a.actionByRoot[(t._localRoot||this._root).uuid],0===s.length&&delete o[r],this._removeInactiveBindingsForAction(t)},_removeInactiveBindingsForAction:function(t){for(var e=t._propertyBindings,n=0,i=e.length;n!==i;++n){var r=e[n];0==--r.referenceCount&&this._removeInactiveBinding(r)}},_lendAction:function(t){var e=this._actions,n=t._cacheIndex,i=this._nActiveActions++,r=e[i];t._cacheIndex=i,e[i]=t,r._cacheIndex=n,e[n]=r},_takeBackAction:function(t){var e=this._actions,n=t._cacheIndex,i=--this._nActiveActions,r=e[i];t._cacheIndex=i,e[i]=t,r._cacheIndex=n,e[n]=r},_addInactiveBinding:function(t,e,n){var i=this._bindingsByRootAndName,r=i[e],o=this._bindings;void 0===r&&(r={},i[e]=r),r[n]=t,t._cacheIndex=o.length,o.push(t)},_removeInactiveBinding:function(t){var e=this._bindings,n=t.binding,i=n.rootNode.uuid,r=n.path,o=this._bindingsByRootAndName,a=o[i],s=e[e.length-1],c=t._cacheIndex;s._cacheIndex=c,e[c]=s,e.pop(),delete a[r];t:{for(var u in a)break t;delete o[i]}},_lendBinding:function(t){var e=this._bindings,n=t._cacheIndex,i=this._nActiveBindings++,r=e[i];t._cacheIndex=i,e[i]=t,r._cacheIndex=n,e[n]=r},_takeBackBinding:function(t){var e=this._bindings,n=t._cacheIndex,i=--this._nActiveBindings,r=e[i];t._cacheIndex=i,e[i]=t,r._cacheIndex=n,e[n]=r},_lendControlInterpolant:function(){var t=this._controlInterpolants,e=this._nActiveControlInterpolants++,n=t[e];return void 0===n&&(n=new Jn(new Float32Array(2),new Float32Array(2),1,this._controlInterpolantsResultBuffer),n.__cacheIndex=e,t[e]=n),n},_takeBackControlInterpolant:function(t){var e=this._controlInterpolants,n=t.__cacheIndex,i=--this._nActiveControlInterpolants,r=e[i];t.__cacheIndex=i,e[i]=t,r.__cacheIndex=n,e[n]=r},_controlInterpolantsResultBuffer:new Float32Array(1),clipAction:function(t,e){var n=e||this._root,i=n.uuid,r="string"==typeof t?si.findByName(n,t):t,o=null!==r?r.uuid:t,a=this._actionsByClip[o],s=null;if(void 0!==a){var c=a.actionByRoot[i];if(void 0!==c)return c;s=a.knownActions[0],null===r&&(r=s._clip)}if(null===r)return null;var u=new Yi(this,r,e);return this._bindAction(u,s),this._addInactiveAction(u,o,i),u},existingAction:function(t,e){var n=e||this._root,i=n.uuid,r="string"==typeof t?si.findByName(n,t):t,o=r?r.uuid:t,a=this._actionsByClip[o];return void 0!==a?a.actionByRoot[i]||null:null},stopAllAction:function(){var t=this._actions,e=this._nActiveActions,n=this._bindings,i=this._nActiveBindings;this._nActiveActions=0,this._nActiveBindings=0;for(var r=0;r!==e;++r)t[r].reset();for(var r=0;r!==i;++r)n[r].useCount=0;return this},update:function(t){t*=this.timeScale;for(var e=this._actions,n=this._nActiveActions,i=this.time+=t,r=Math.sign(t),o=this._accuIndex^=1,a=0;a!==n;++a){e[a]._update(i,t,r,o)}for(var s=this._bindings,c=this._nActiveBindings,a=0;a!==c;++a)s[a].apply(o);return this},getRoot:function(){return this._root},uncacheClip:function(t){var e=this._actions,n=t.uuid,i=this._actionsByClip,r=i[n];if(void 0!==r){for(var o=r.knownActions,a=0,s=o.length;a!==s;++a){var c=o[a];this._deactivateAction(c);var u=c._cacheIndex,l=e[e.length-1];c._cacheIndex=null,c._byClipCacheIndex=null,l._cacheIndex=u,e[u]=l,e.pop(),this._removeInactiveBindingsForAction(c)}delete i[n]}},uncacheRoot:function(t){var e=t.uuid,n=this._actionsByClip;for(var i in n){var r=n[i].actionByRoot,o=r[e];void 0!==o&&(this._deactivateAction(o),this._removeInactiveAction(o))}var a=this._bindingsByRootAndName,s=a[e];if(void 0!==s)for(var c in s){var u=s[c];u.restoreOriginalState(),this._removeInactiveBinding(u)}},uncacheAction:function(t,e){var n=this.existingAction(t,e);null!==n&&(this._deactivateAction(n),this._removeInactiveAction(n))}}),Zi.prototype.clone=function(){return new Zi(void 0===this.value.clone?this.value:this.value.clone())},Ji.prototype=Object.assign(Object.create(Lt.prototype),{constructor:Ji,isInstancedBufferGeometry:!0,addGroup:function(t,e,n){this.groups.push({start:t,count:e,materialIndex:n})},copy:function(t){var e=t.index;null!==e&&this.setIndex(e.clone());var n=t.attributes;for(var i in n){var r=n[i];this.addAttribute(i,r.clone())}for(var o=t.groups,a=0,s=o.length;a<s;a++){var c=o[a];this.addGroup(c.start,c.count,c.materialIndex)}return this}}),Object.defineProperties(Ki.prototype,{count:{get:function(){return this.data.count}},array:{get:function(){return this.data.array}}}),Object.assign(Ki.prototype,{isInterleavedBufferAttribute:!0,setX:function(t,e){return this.data.array[t*this.data.stride+this.offset]=e,this},setY:function(t,e){return this.data.array[t*this.data.stride+this.offset+1]=e,this},setZ:function(t,e){return this.data.array[t*this.data.stride+this.offset+2]=e,this},setW:function(t,e){return this.data.array[t*this.data.stride+this.offset+3]=e,this},getX:function(t){return this.data.array[t*this.data.stride+this.offset]},getY:function(t){return this.data.array[t*this.data.stride+this.offset+1]},getZ:function(t){return this.data.array[t*this.data.stride+this.offset+2]},getW:function(t){return this.data.array[t*this.data.stride+this.offset+3]},setXY:function(t,e,n){return t=t*this.data.stride+this.offset,this.data.array[t+0]=e,this.data.array[t+1]=n,this},setXYZ:function(t,e,n,i){return t=t*this.data.stride+this.offset,this.data.array[t+0]=e,this.data.array[t+1]=n,this.data.array[t+2]=i,this},setXYZW:function(t,e,n,i,r){return t=t*this.data.stride+this.offset,this.data.array[t+0]=e,this.data.array[t+1]=n,this.data.array[t+2]=i,this.data.array[t+3]=r,this}}),Object.defineProperty(Qi.prototype,"needsUpdate",{set:function(t){!0===t&&this.version++}}),Object.assign(Qi.prototype,{isInterleavedBuffer:!0,setArray:function(t){if(Array.isArray(t))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.count=void 0!==t?t.length/this.stride:0,this.array=t},setDynamic:function(t){return this.dynamic=t,this},copy:function(t){return this.array=new t.array.constructor(t.array),this.count=t.count,this.stride=t.stride,this.dynamic=t.dynamic,this},copyAt:function(t,e,n){t*=this.stride,n*=e.stride;for(var i=0,r=this.stride;i<r;i++)this.array[t+i]=e.array[n+i];return this},set:function(t,e){return void 0===e&&(e=0),this.array.set(t,e),this},clone:function(){return(new this.constructor).copy(this)},onUpload:function(t){return this.onUploadCallback=t,this}}),$i.prototype=Object.assign(Object.create(Qi.prototype),{constructor:$i,isInstancedInterleavedBuffer:!0,copy:function(t){return Qi.prototype.copy.call(this,t),this.meshPerAttribute=t.meshPerAttribute,this}}),tr.prototype=Object.assign(Object.create(mt.prototype),{constructor:tr,isInstancedBufferAttribute:!0,copy:function(t){return mt.prototype.copy.call(this,t),this.meshPerAttribute=t.meshPerAttribute,this}}),Object.assign(er.prototype,{linePrecision:1,set:function(t,e){this.ray.set(t,e)},setFromCamera:function(t,e){e&&e.isPerspectiveCamera?(this.ray.origin.setFromMatrixPosition(e.matrixWorld),this.ray.direction.set(t.x,t.y,.5).unproject(e).sub(this.ray.origin).normalize()):e&&e.isOrthographicCamera?(this.ray.origin.set(t.x,t.y,(e.near+e.far)/(e.near-e.far)).unproject(e),this.ray.direction.set(0,0,-1).transformDirection(e.matrixWorld)):console.error("THREE.Raycaster: Unsupported camera type.")},intersectObject:function(t,e){var n=[];return ir(t,this,n,e),n.sort(nr),n},intersectObjects:function(t,e){var n=[];if(!1===Array.isArray(t))return console.warn("THREE.Raycaster.intersectObjects: objects is not an Array."),n;for(var i=0,r=t.length;i<r;i++)ir(t[i],this,n,e);return n.sort(nr),n}}),Object.assign(rr.prototype,{start:function(){this.startTime=("undefined"==typeof performance?Date:performance).now(),this.oldTime=this.startTime,this.elapsedTime=0,this.running=!0},stop:function(){this.getElapsedTime(),this.running=!1},getElapsedTime:function(){return this.getDelta(),this.elapsedTime},getDelta:function(){var t=0;if(this.autoStart&&!this.running)return this.start(),0;if(this.running){var e=("undefined"==typeof performance?Date:performance).now();t=(e-this.oldTime)/1e3,this.oldTime=e,this.elapsedTime+=t}return t}}),Object.assign(or.prototype,{set:function(t,e,n){return this.radius=t,this.phi=e,this.theta=n,this},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.radius=t.radius,this.phi=t.phi,this.theta=t.theta,this},makeSafe:function(){return this.phi=Math.max(1e-6,Math.min(Math.PI-1e-6,this.phi)),this},setFromVector3:function(t){return this.radius=t.length(),0===this.radius?(this.theta=0,this.phi=0):(this.theta=Math.atan2(t.x,t.z),this.phi=Math.acos(Es.clamp(t.y/this.radius,-1,1))),this}}),Object.assign(ar.prototype,{set:function(t,e,n){return this.radius=t,this.theta=e,this.y=n,this},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.radius=t.radius,this.theta=t.theta,this.y=t.y,this},setFromVector3:function(t){return this.radius=Math.sqrt(t.x*t.x+t.z*t.z),this.theta=Math.atan2(t.x,t.z),this.y=t.y,this}}),sr.prototype=Object.create(Ct.prototype),sr.prototype.constructor=sr,sr.prototype.createAnimation=function(t,e,n,i){var r={start:e,end:n,length:n-e+1,fps:i,duration:(n-e)/i,lastFrame:0,currentFrame:0,active:!1,time:0,direction:1,weight:1,directionBackwards:!1,mirroredLoop:!1};this.animationsMap[t]=r,this.animationsList.push(r)},sr.prototype.autoCreateAnimations=function(t){for(var e,n=/([a-z]+)_?(\d+)/i,i={},r=this.geometry,o=0,a=r.morphTargets.length;o<a;o++){var s=r.morphTargets[o],c=s.name.match(n);if(c&&c.length>1){var u=c[1];i[u]||(i[u]={start:1/0,end:-1/0});var l=i[u];o<l.start&&(l.start=o),o>l.end&&(l.end=o),e||(e=u)}}for(var u in i){var l=i[u];this.createAnimation(u,l.start,l.end,t)}this.firstAnimation=e},sr.prototype.setAnimationDirectionForward=function(t){var e=this.animationsMap[t];e&&(e.direction=1,e.directionBackwards=!1)},sr.prototype.setAnimationDirectionBackward=function(t){var e=this.animationsMap[t];e&&(e.direction=-1,e.directionBackwards=!0)},sr.prototype.setAnimationFPS=function(t,e){var n=this.animationsMap[t];n&&(n.fps=e,n.duration=(n.end-n.start)/n.fps)},sr.prototype.setAnimationDuration=function(t,e){var n=this.animationsMap[t];n&&(n.duration=e,n.fps=(n.end-n.start)/n.duration)},sr.prototype.setAnimationWeight=function(t,e){var n=this.animationsMap[t];n&&(n.weight=e)},sr.prototype.setAnimationTime=function(t,e){var n=this.animationsMap[t];n&&(n.time=e)},sr.prototype.getAnimationTime=function(t){var e=0,n=this.animationsMap[t];return n&&(e=n.time),e},sr.prototype.getAnimationDuration=function(t){var e=-1,n=this.animationsMap[t];return n&&(e=n.duration),e},sr.prototype.playAnimation=function(t){var e=this.animationsMap[t];e?(e.time=0,e.active=!0):console.warn("THREE.MorphBlendMesh: animation["+t+"] undefined in .playAnimation()")},sr.prototype.stopAnimation=function(t){var e=this.animationsMap[t];e&&(e.active=!1)},sr.prototype.update=function(t){for(var e=0,n=this.animationsList.length;e<n;e++){var i=this.animationsList[e];if(i.active){var r=i.duration/i.length;i.time+=i.direction*t,i.mirroredLoop?(i.time>i.duration||i.time<0)&&(i.direction*=-1,i.time>i.duration&&(i.time=i.duration,i.directionBackwards=!0),i.time<0&&(i.time=0,i.directionBackwards=!1)):(i.time=i.time%i.duration,i.time<0&&(i.time+=i.duration));var o=i.start+Es.clamp(Math.floor(i.time/r),0,i.length-1),a=i.weight;o!==i.currentFrame&&(this.morphTargetInfluences[i.lastFrame]=0,this.morphTargetInfluences[i.currentFrame]=1*a,this.morphTargetInfluences[o]=0,i.lastFrame=i.currentFrame,i.currentFrame=o);var s=i.time%r/r;i.directionBackwards&&(s=1-s),i.currentFrame!==i.lastFrame?(this.morphTargetInfluences[i.currentFrame]=s*a,this.morphTargetInfluences[i.lastFrame]=(1-s)*a):this.morphTargetInfluences[i.currentFrame]=a}}},cr.prototype=Object.create(lt.prototype),cr.prototype.constructor=cr,cr.prototype.isImmediateRenderObject=!0,ur.prototype=Object.create(Re.prototype),ur.prototype.constructor=ur,ur.prototype.update=function(){var t=new l,e=new l,n=new it;return function(){var i=["a","b","c"];this.object.updateMatrixWorld(!0),n.getNormalMatrix(this.object.matrixWorld);var r=this.object.matrixWorld,o=this.geometry.attributes.position,a=this.object.geometry;if(a&&a.isGeometry)for(var s=a.vertices,c=a.faces,u=0,l=0,h=c.length;l<h;l++)for(var d=c[l],p=0,f=d.vertexNormals.length;p<f;p++){var m=s[d[i[p]]],g=d.vertexNormals[p];t.copy(m).applyMatrix4(r),e.copy(g).applyMatrix3(n).normalize().multiplyScalar(this.size).add(t),o.setXYZ(u,t.x,t.y,t.z),u+=1,o.setXYZ(u,e.x,e.y,e.z),u+=1}else if(a&&a.isBufferGeometry)for(var v=a.attributes.position,y=a.attributes.normal,u=0,p=0,f=v.count;p<f;p++)t.set(v.getX(p),v.getY(p),v.getZ(p)).applyMatrix4(r),e.set(y.getX(p),y.getY(p),y.getZ(p)),e.applyMatrix3(n).normalize().multiplyScalar(this.size).add(t),o.setXYZ(u,t.x,t.y,t.z),u+=1,o.setXYZ(u,e.x,e.y,e.z),u+=1;o.needsUpdate=!0}}(),lr.prototype=Object.create(lt.prototype),lr.prototype.constructor=lr,lr.prototype.dispose=function(){this.cone.geometry.dispose(),this.cone.material.dispose()},lr.prototype.update=function(){var t=new l,e=new l;return function(){var n=this.light.distance?this.light.distance:1e3,i=n*Math.tan(this.light.angle);this.cone.scale.set(i,i,n),t.setFromMatrixPosition(this.light.matrixWorld),e.setFromMatrixPosition(this.light.target.matrixWorld),this.cone.lookAt(e.sub(t)),this.cone.material.color.copy(this.light.color)}}(),hr.prototype=Object.create(Re.prototype),hr.prototype.constructor=hr,hr.prototype.getBoneList=function(t){var e=[];t&&t.isBone&&e.push(t);for(var n=0;n<t.children.length;n++)e.push.apply(e,this.getBoneList(t.children[n]));return e},hr.prototype.update=function(){var t=new l,e=new h,n=new h;return function(){var i=this.geometry,r=i.getAttribute("position");n.getInverse(this.root.matrixWorld);for(var o=0,a=0;o<this.bones.length;o++){var s=this.bones[o];s.parent&&s.parent.isBone&&(e.multiplyMatrices(n,s.matrixWorld),t.setFromMatrixPosition(e),r.setXYZ(a,t.x,t.y,t.z),e.multiplyMatrices(n,s.parent.matrixWorld),t.setFromMatrixPosition(e),r.setXYZ(a+1,t.x,t.y,t.z),a+=2)}i.getAttribute("position").needsUpdate=!0}}(),dr.prototype=Object.create(Ct.prototype),dr.prototype.constructor=dr,dr.prototype.dispose=function(){this.geometry.dispose(),this.material.dispose()},dr.prototype.update=function(){this.material.color.copy(this.light.color)},pr.prototype=Object.create(lt.prototype),pr.prototype.constructor=pr,pr.prototype.dispose=function(){this.children[0].geometry.dispose(),this.children[0].material.dispose()},pr.prototype.update=function(){var t=this.children[0];t.material.color.copy(this.light.color);var e=.5*this.light.width,n=.5*this.light.height,i=t.geometry.attributes.position,r=i.array;r[0]=e,r[1]=-n,r[2]=0,r[3]=e,r[4]=n,r[5]=0,r[6]=-e,r[7]=n,r[8]=0,r[9]=-e,r[10]=-n,r[11]=0,r[12]=e,r[13]=-n,r[14]=0,i.needsUpdate=!0},fr.prototype=Object.create(lt.prototype),fr.prototype.constructor=fr,fr.prototype.dispose=function(){this.children[0].geometry.dispose(),this.children[0].material.dispose()},fr.prototype.update=function(){var t=new l,e=new q,n=new q;return function(){var i=this.children[0],r=i.geometry.getAttribute("color");e.copy(this.light.color),n.copy(this.light.groundColor);for(var o=0,a=r.count;o<a;o++){var s=o<a/2?e:n;r.setXYZ(o,s.r,s.g,s.b)}i.lookAt(t.setFromMatrixPosition(this.light.matrixWorld).negate()),r.needsUpdate=!0}}(),mr.prototype=Object.create(Re.prototype),mr.prototype.constructor=mr,gr.prototype=Object.create(Re.prototype),gr.prototype.constructor=gr,vr.prototype=Object.create(Re.prototype),vr.prototype.constructor=vr,vr.prototype.update=function(){var t=new l,e=new l,n=new it;return function(){this.object.updateMatrixWorld(!0),n.getNormalMatrix(this.object.matrixWorld);for(var i=this.object.matrixWorld,r=this.geometry.attributes.position,o=this.object.geometry,a=o.vertices,s=o.faces,c=0,u=0,l=s.length;u<l;u++){var h=s[u],d=h.normal;t.copy(a[h.a]).add(a[h.b]).add(a[h.c]).divideScalar(3).applyMatrix4(i),e.copy(d).applyMatrix3(n).normalize().multiplyScalar(this.size).add(t),r.setXYZ(c,t.x,t.y,t.z),c+=1,r.setXYZ(c,e.x,e.y,e.z),c+=1}r.needsUpdate=!0}}(),yr.prototype=Object.create(lt.prototype),yr.prototype.constructor=yr,yr.prototype.dispose=function(){var t=this.children[0],e=this.children[1];t.geometry.dispose(),t.material.dispose(),e.geometry.dispose(),e.material.dispose()},yr.prototype.update=function(){var t=new l,e=new l,n=new l;return function(){t.setFromMatrixPosition(this.light.matrixWorld),e.setFromMatrixPosition(this.light.target.matrixWorld),n.subVectors(e,t);var i=this.children[0],r=this.children[1];i.lookAt(n),i.material.color.copy(this.light.color),r.lookAt(n),r.scale.z=n.length()}}(),_r.prototype=Object.create(Re.prototype),_r.prototype.constructor=_r,_r.prototype.update=function(){function t(t,o,a,s){i.set(o,a,s).unproject(r);var c=n[t];if(void 0!==c)for(var u=e.getAttribute("position"),l=0,h=c.length;l<h;l++)u.setXYZ(c[l],i.x,i.y,i.z)}var e,n,i=new l,r=new Ut;return function(){e=this.geometry,n=this.pointMap;r.projectionMatrix.copy(this.camera.projectionMatrix),t("c",0,0,-1),t("t",0,0,1),t("n1",-1,-1,-1),t("n2",1,-1,-1),t("n3",-1,1,-1),t("n4",1,1,-1),t("f1",-1,-1,1),t("f2",1,-1,1),t("f3",-1,1,1),t("f4",1,1,1),t("u1",.7,1.1,-1),t("u2",-.7,1.1,-1),t("u3",0,2,-1),t("cf1",-1,0,1),t("cf2",1,0,1),t("cf3",0,-1,1),t("cf4",0,1,1),t("cn1",-1,0,-1),t("cn2",1,0,-1),t("cn3",0,-1,-1),t("cn4",0,1,-1),e.getAttribute("position").needsUpdate=!0}}(),xr.prototype=Object.create(Re.prototype),xr.prototype.constructor=xr,xr.prototype.update=function(){var t=new et;return function(e){if(void 0!==e&&console.warn("THREE.BoxHelper: .update() has no longer arguments."),void 0!==this.object&&t.setFromObject(this.object),!t.isEmpty()){var n=t.min,i=t.max,r=this.geometry.attributes.position,o=r.array;o[0]=i.x,o[1]=i.y,o[2]=i.z,o[3]=n.x,o[4]=i.y,o[5]=i.z,o[6]=n.x,o[7]=n.y,o[8]=i.z,o[9]=i.x,o[10]=n.y,o[11]=i.z,o[12]=i.x,o[13]=i.y,o[14]=n.z,o[15]=n.x,o[16]=i.y,o[17]=n.z,o[18]=n.x,o[19]=n.y,o[20]=n.z,o[21]=i.x,o[22]=n.y,o[23]=n.z,r.needsUpdate=!0,this.geometry.computeBoundingSphere()}}}(),xr.prototype.setFromObject=function(t){return this.object=t,this.update(),this};var ec,nc;br.prototype=Object.create(lt.prototype),br.prototype.constructor=br,br.prototype.setDirection=function(){var t,e=new l;return function(n){n.y>.99999?this.quaternion.set(0,0,0,1):n.y<-.99999?this.quaternion.set(1,0,0,0):(e.set(n.z,0,-n.x).normalize(),t=Math.acos(n.y),this.quaternion.setFromAxisAngle(e,t))}}(),br.prototype.setLength=function(t,e,n){void 0===e&&(e=.2*t),void 0===n&&(n=.2*e),this.line.scale.set(1,Math.max(0,t-e),1),this.line.updateMatrix(),this.cone.scale.set(n,e,n),this.cone.position.y=t,this.cone.updateMatrix()},br.prototype.setColor=function(t){this.line.material.color.copy(t),this.cone.material.color.copy(t)},wr.prototype=Object.create(Re.prototype),wr.prototype.constructor=wr;var ic=new l,rc=new Er,oc=new Er,ac=new Er;Mr.prototype=Object.create(Ei.prototype),Mr.prototype.constructor=Mr,Mr.prototype.getPoint=function(t){var e=this.points,n=e.length;n<2&&console.log("duh, you need at least 2 points");var i=(n-(this.closed?0:1))*t,r=Math.floor(i),o=i-r;this.closed?r+=r>0?0:(Math.floor(Math.abs(r)/e.length)+1)*e.length:0===o&&r===n-1&&(r=n-2,o=1);var a,s,c,u;if(this.closed||r>0?a=e[(r-1)%n]:(ic.subVectors(e[0],e[1]).add(e[0]),a=ic),s=e[r%n],c=e[(r+1)%n],this.closed||r+2<n?u=e[(r+2)%n]:(ic.subVectors(e[n-1],e[n-2]).add(e[n-1]),u=ic),void 0===this.type||"centripetal"===this.type||"chordal"===this.type){var h="chordal"===this.type?.5:.25,d=Math.pow(a.distanceToSquared(s),h),p=Math.pow(s.distanceToSquared(c),h),f=Math.pow(c.distanceToSquared(u),h);p<1e-4&&(p=1),d<1e-4&&(d=p),f<1e-4&&(f=p),rc.initNonuniformCatmullRom(a.x,s.x,c.x,u.x,d,p,f),oc.initNonuniformCatmullRom(a.y,s.y,c.y,u.y,d,p,f),ac.initNonuniformCatmullRom(a.z,s.z,c.z,u.z,d,p,f)}else if("catmullrom"===this.type){var m=void 0!==this.tension?this.tension:.5;rc.initCatmullRom(a.x,s.x,c.x,u.x,m),oc.initCatmullRom(a.y,s.y,c.y,u.y,m),ac.initCatmullRom(a.z,s.z,c.z,u.z,m)}return new l(rc.calc(o),oc.calc(o),ac.calc(o))},Tr.prototype=Object.create(Ei.prototype),Tr.prototype.constructor=Tr,Tr.prototype.getPoint=function(t){var e=this.v0,n=this.v1,i=this.v2,r=this.v3;return new l(wi(t,e.x,n.x,i.x,r.x),wi(t,e.y,n.y,i.y,r.y),wi(t,e.z,n.z,i.z,r.z))},Sr.prototype=Object.create(Ei.prototype),Sr.prototype.constructor=Sr,Sr.prototype.getPoint=function(t){var e=this.v0,n=this.v1,i=this.v2;return new l(vi(t,e.x,n.x,i.x),vi(t,e.y,n.y,i.y),vi(t,e.z,n.z,i.z))},Ar.prototype=Object.create(Ei.prototype),Ar.prototype.constructor=Ar,Ar.prototype.getPoint=function(t){if(1===t)return this.v2.clone();var e=new l;return e.subVectors(this.v2,this.v1),e.multiplyScalar(t),e.add(this.v1),e},Rr.prototype=Object.create(Si.prototype),Rr.prototype.constructor=Rr;var sc={createMultiMaterialObject:function(t,e){for(var n=new Oe,i=0,r=e.length;i<r;i++)n.add(new Ct(t,e[i]));return n},detach:function(t,e,n){t.applyMatrix(e.matrixWorld),e.remove(t),n.add(t)},attach:function(t,e,n){var i=new h;i.getInverse(n.matrixWorld),t.applyMatrix(i),e.remove(t),n.add(t)}},cc=0,uc=1;Ei.create=function(t,e){return console.log("THREE.Curve.create() has been deprecated"),t.prototype=Object.create(Ei.prototype),t.prototype.constructor=t,t.prototype.getPoint=e,t},Zr.prototype=Object.create(Mr.prototype),Jr.prototype=Object.create(Mr.prototype),Kr.prototype=Object.create(Mr.prototype),Object.assign(Kr.prototype,{initFromArray:function(t){console.error("THREE.Spline: .initFromArray() has been removed.")},getControlPointsArray:function(t){console.error("THREE.Spline: .getControlPointsArray() has been removed.")},reparametrizeByArcLength:function(t){console.error("THREE.Spline: .reparametrizeByArcLength() has been removed.")}}),mr.prototype.setColors=function(){console.error("THREE.GridHelper: setColors() has been deprecated, pass them in the constructor instead.")},Object.assign(Z.prototype,{center:function(t){return console.warn("THREE.Box2: .center() has been renamed to .getCenter()."),this.getCenter(t)},empty:function(){return console.warn("THREE.Box2: .empty() has been renamed to .isEmpty()."),this.isEmpty()},isIntersectionBox:function(t){return console.warn("THREE.Box2: .isIntersectionBox() has been renamed to .intersectsBox()."),this.intersectsBox(t)},size:function(t){return console.warn("THREE.Box2: .size() has been renamed to .getSize()."),this.getSize(t)}}),Object.assign(et.prototype,{center:function(t){return console.warn("THREE.Box3: .center() has been renamed to .getCenter()."),this.getCenter(t)},empty:function(){return console.warn("THREE.Box3: .empty() has been renamed to .isEmpty()."),this.isEmpty()},isIntersectionBox:function(t){return console.warn("THREE.Box3: .isIntersectionBox() has been renamed to .intersectsBox()."),this.intersectsBox(t)},isIntersectionSphere:function(t){return console.warn("THREE.Box3: .isIntersectionSphere() has been renamed to .intersectsSphere()."),this.intersectsSphere(t)},size:function(t){return console.warn("THREE.Box3: .size() has been renamed to .getSize()."),this.getSize(t)}}),ht.prototype.center=function(t){return console.warn("THREE.Line3: .center() has been renamed to .getCenter()."),this.getCenter(t)},Es.random16=function(){return console.warn("THREE.Math.random16() has been deprecated. Use Math.random() instead."),Math.random()},Object.assign(it.prototype,{flattenToArrayOffset:function(t,e){return console.warn("THREE.Matrix3: .flattenToArrayOffset() has been deprecated. Use .toArray() instead."),this.toArray(t,e)},multiplyVector3:function(t){return console.warn("THREE.Matrix3: .multiplyVector3() has been removed. Use vector.applyMatrix3( matrix ) instead."),t.applyMatrix3(this)},multiplyVector3Array:function(t){return console.warn("THREE.Matrix3: .multiplyVector3Array() has been renamed. Use matrix.applyToVector3Array( array ) instead."),this.applyToVector3Array(t)},applyToBuffer:function(t,e,n){return console.warn("THREE.Matrix3: .applyToBuffer() has been removed. Use matrix.applyToBufferAttribute( attribute ) instead."),this.applyToBufferAttribute(t)},applyToVector3Array:function(t,e,n){console.error("THREE.Matrix3: .applyToVector3Array() has been removed.")}}),Object.assign(h.prototype,{extractPosition:function(t){return console.warn("THREE.Matrix4: .extractPosition() has been renamed to .copyPosition()."),this.copyPosition(t)},flattenToArrayOffset:function(t,e){return console.warn("THREE.Matrix4: .flattenToArrayOffset() has been deprecated. Use .toArray() instead."),this.toArray(t,e)},getPosition:function(){var t;return function(){return void 0===t&&(t=new l),console.warn("THREE.Matrix4: .getPosition() has been removed. Use Vector3.setFromMatrixPosition( matrix ) instead."),t.setFromMatrixColumn(this,3)}}(),setRotationFromQuaternion:function(t){return console.warn("THREE.Matrix4: .setRotationFromQuaternion() has been renamed to .makeRotationFromQuaternion()."),this.makeRotationFromQuaternion(t)},multiplyToArray:function(){console.warn("THREE.Matrix4: .multiplyToArray() has been removed.")},multiplyVector3:function(t){return console.warn("THREE.Matrix4: .multiplyVector3() has been removed. Use vector.applyMatrix4( matrix ) instead."),t.applyMatrix4(this)},multiplyVector4:function(t){return console.warn("THREE.Matrix4: .multiplyVector4() has been removed. Use vector.applyMatrix4( matrix ) instead."),t.applyMatrix4(this)},multiplyVector3Array:function(t){return console.warn("THREE.Matrix4: .multiplyVector3Array() has been renamed. Use matrix.applyToVector3Array( array ) instead."),this.applyToVector3Array(t)},rotateAxis:function(t){console.warn("THREE.Matrix4: .rotateAxis() has been removed. Use Vector3.transformDirection( matrix ) instead."),t.transformDirection(this)},crossVector:function(t){return console.warn("THREE.Matrix4: .crossVector() has been removed. Use vector.applyMatrix4( matrix ) instead."),t.applyMatrix4(this)},translate:function(){console.error("THREE.Matrix4: .translate() has been removed.")},rotateX:function(){console.error("THREE.Matrix4: .rotateX() has been removed.")},rotateY:function(){console.error("THREE.Matrix4: .rotateY() has been removed.")},rotateZ:function(){console.error("THREE.Matrix4: .rotateZ() has been removed.")},rotateByAxis:function(){console.error("THREE.Matrix4: .rotateByAxis() has been removed.")},applyToBuffer:function(t,e,n){return console.warn("THREE.Matrix4: .applyToBuffer() has been removed. Use matrix.applyToBufferAttribute( attribute ) instead."),this.applyToBufferAttribute(t)},applyToVector3Array:function(t,e,n){console.error("THREE.Matrix4: .applyToVector3Array() has been removed.")},makeFrustum:function(t,e,n,i,r,o){return console.warn("THREE.Matrix4: .makeFrustum() has been removed. Use .makePerspective( left, right, top, bottom, near, far ) instead."),this.makePerspective(t,e,i,n,r,o)}}),rt.prototype.isIntersectionLine=function(t){return console.warn("THREE.Plane: .isIntersectionLine() has been renamed to .intersectsLine()."),this.intersectsLine(t)},u.prototype.multiplyVector3=function(t){return console.warn("THREE.Quaternion: .multiplyVector3() has been removed. Use is now vector.applyQuaternion( quaternion ) instead."),t.applyQuaternion(this)},Object.assign(st.prototype,{isIntersectionBox:function(t){return console.warn("THREE.Ray: .isIntersectionBox() has been renamed to .intersectsBox()."),this.intersectsBox(t)},isIntersectionPlane:function(t){return console.warn("THREE.Ray: .isIntersectionPlane() has been renamed to .intersectsPlane()."),this.intersectsPlane(t)},isIntersectionSphere:function(t){return console.warn("THREE.Ray: .isIntersectionSphere() has been renamed to .intersectsSphere()."),this.intersectsSphere(t)}}),Object.assign(Pi.prototype,{extrude:function(t){return console.warn("THREE.Shape: .extrude() has been removed. Use ExtrudeGeometry() instead."),new nn(this,t)},makeGeometry:function(t){return console.warn("THREE.Shape: .makeGeometry() has been removed. Use ShapeGeometry() instead."),new pn(this,t)}}),Object.assign(r.prototype,{fromAttribute:function(t,e,n){return console.error("THREE.Vector2: .fromAttribute() has been renamed to .fromBufferAttribute()."),this.fromBufferAttribute(t,e,n)}}),Object.assign(l.prototype,{setEulerFromRotationMatrix:function(){console.error("THREE.Vector3: .setEulerFromRotationMatrix() has been removed. Use Euler.setFromRotationMatrix() instead.")},setEulerFromQuaternion:function(){console.error("THREE.Vector3: .setEulerFromQuaternion() has been removed. Use Euler.setFromQuaternion() instead.")},getPositionFromMatrix:function(t){return console.warn("THREE.Vector3: .getPositionFromMatrix() has been renamed to .setFromMatrixPosition()."),this.setFromMatrixPosition(t)},getScaleFromMatrix:function(t){return console.warn("THREE.Vector3: .getScaleFromMatrix() has been renamed to .setFromMatrixScale()."),this.setFromMatrixScale(t)},getColumnFromMatrix:function(t,e){return console.warn("THREE.Vector3: .getColumnFromMatrix() has been renamed to .setFromMatrixColumn()."),this.setFromMatrixColumn(e,t)},applyProjection:function(t){return console.warn("THREE.Vector3: .applyProjection() has been removed. Use .applyMatrix4( m ) instead."),this.applyMatrix4(t)},fromAttribute:function(t,e,n){return console.error("THREE.Vector3: .fromAttribute() has been renamed to .fromBufferAttribute()."),this.fromBufferAttribute(t,e,n)}}),Object.assign(a.prototype,{fromAttribute:function(t,e,n){return console.error("THREE.Vector4: .fromAttribute() has been renamed to .fromBufferAttribute()."),this.fromBufferAttribute(t,e,n)}}),Rt.prototype.computeTangents=function(){console.warn("THREE.Geometry: .computeTangents() has been removed.")},Object.assign(lt.prototype,{getChildByName:function(t){return console.warn("THREE.Object3D: .getChildByName() has been renamed to .getObjectByName()."),this.getObjectByName(t)},renderDepth:function(){console.warn("THREE.Object3D: .renderDepth has been removed. Use .renderOrder, instead.")},translate:function(t,e){return console.warn("THREE.Object3D: .translate() has been removed. Use .translateOnAxis( axis, distance ) instead."),this.translateOnAxis(e,t)}}),Object.defineProperties(lt.prototype,{eulerOrder:{get:function(){return console.warn("THREE.Object3D: .eulerOrder is now .rotation.order."),this.rotation.order},set:function(t){console.warn("THREE.Object3D: .eulerOrder is now .rotation.order."),this.rotation.order=t}},useQuaternion:{get:function(){console.warn("THREE.Object3D: .useQuaternion has been removed. The library now uses quaternions by default.")},set:function(){console.warn("THREE.Object3D: .useQuaternion has been removed. The library now uses quaternions by default.")}}}),Object.defineProperties(we.prototype,{objects:{get:function(){return console.warn("THREE.LOD: .objects has been renamed to .levels."),this.levels}}}),Object.defineProperty(Ee.prototype,"useVertexTexture",{get:function(){console.warn("THREE.Skeleton: useVertexTexture has been removed.")},set:function(){console.warn("THREE.Skeleton: useVertexTexture has been removed.")}}),Object.defineProperty(Ei.prototype,"__arcLengthDivisions",{get:function(){return console.warn("THREE.Curve: .__arcLengthDivisions is now .arcLengthDivisions."),this.arcLengthDivisions},set:function(t){console.warn("THREE.Curve: .__arcLengthDivisions is now .arcLengthDivisions."),this.arcLengthDivisions=t}}),Dt.prototype.setLens=function(t,e){console.warn("THREE.PerspectiveCamera.setLens is deprecated. Use .setFocalLength and .filmGauge for a photographic setup."),void 0!==e&&(this.filmGauge=e),this.setFocalLength(t)},Object.defineProperties(Bn.prototype,{onlyShadow:{set:function(){console.warn("THREE.Light: .onlyShadow has been removed.")}},shadowCameraFov:{set:function(t){console.warn("THREE.Light: .shadowCameraFov is now .shadow.camera.fov."),this.shadow.camera.fov=t}},shadowCameraLeft:{set:function(t){console.warn("THREE.Light: .shadowCameraLeft is now .shadow.camera.left."),this.shadow.camera.left=t}},shadowCameraRight:{set:function(t){console.warn("THREE.Light: .shadowCameraRight is now .shadow.camera.right."),this.shadow.camera.right=t}},shadowCameraTop:{set:function(t){console.warn("THREE.Light: .shadowCameraTop is now .shadow.camera.top."),this.shadow.camera.top=t}},shadowCameraBottom:{set:function(t){console.warn("THREE.Light: .shadowCameraBottom is now .shadow.camera.bottom."),this.shadow.camera.bottom=t}},shadowCameraNear:{set:function(t){console.warn("THREE.Light: .shadowCameraNear is now .shadow.camera.near."),this.shadow.camera.near=t}},shadowCameraFar:{set:function(t){console.warn("THREE.Light: .shadowCameraFar is now .shadow.camera.far."),this.shadow.camera.far=t}},shadowCameraVisible:{set:function(){console.warn("THREE.Light: .shadowCameraVisible has been removed. Use new THREE.CameraHelper( light.shadow.camera ) instead.")}},shadowBias:{set:function(t){console.warn("THREE.Light: .shadowBias is now .shadow.bias."),this.shadow.bias=t}},shadowDarkness:{set:function(){console.warn("THREE.Light: .shadowDarkness has been removed.")}},shadowMapWidth:{set:function(t){console.warn("THREE.Light: .shadowMapWidth is now .shadow.mapSize.width."),this.shadow.mapSize.width=t}},shadowMapHeight:{set:function(t){console.warn("THREE.Light: .shadowMapHeight is now .shadow.mapSize.height."),this.shadow.mapSize.height=t}}}),Object.defineProperties(mt.prototype,{length:{get:function(){return console.warn("THREE.BufferAttribute: .length has been deprecated. Use .count instead."),this.array.length}}}),Object.assign(Lt.prototype,{addIndex:function(t){console.warn("THREE.BufferGeometry: .addIndex() has been renamed to .setIndex()."),this.setIndex(t)},addDrawCall:function(t,e,n){void 0!==n&&console.warn("THREE.BufferGeometry: .addDrawCall() no longer supports indexOffset."),console.warn("THREE.BufferGeometry: .addDrawCall() is now .addGroup()."),this.addGroup(t,e)},clearDrawCalls:function(){console.warn("THREE.BufferGeometry: .clearDrawCalls() is now .clearGroups()."),this.clearGroups()},computeTangents:function(){console.warn("THREE.BufferGeometry: .computeTangents() has been removed.")},computeOffsets:function(){console.warn("THREE.BufferGeometry: .computeOffsets() has been removed.")}}),Object.defineProperties(Lt.prototype,{drawcalls:{get:function(){return console.error("THREE.BufferGeometry: .drawcalls has been renamed to .groups."),this.groups}},offsets:{get:function(){return console.warn("THREE.BufferGeometry: .offsets has been renamed to .groups."),this.groups}}}),Object.defineProperties(Zi.prototype,{dynamic:{set:function(){console.warn("THREE.Uniform: .dynamic has been removed. 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Use THREE.MeshStandardMaterial instead")}}}),Object.defineProperties($.prototype,{derivatives:{get:function(){return console.warn("THREE.ShaderMaterial: .derivatives has been moved to .extensions.derivatives."),this.extensions.derivatives},set:function(t){console.warn("THREE. 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Use THREE.AudioLoader instead.");var e=this;return(new Ui).load(t,function(t){e.setBuffer(t)}),this},Hi.prototype.getData=function(){return console.warn("THREE.AudioAnalyser: .getData() is now .getFrequencyData()."),this.getFrequencyData()};var lc={merge:function(t,e,n){console.warn("THREE.GeometryUtils: .merge() has been moved to Geometry. Use geometry.merge( geometry2, matrix, materialIndexOffset ) instead.");var i;e.isMesh&&(e.matrixAutoUpdate&&e.updateMatrix(),i=e.matrix,e=e.geometry),t.merge(e,i,n)},center:function(t){return console.warn("THREE.GeometryUtils: .center() has been moved to Geometry. Use geometry.center() instead."),t.center()}},hc={crossOrigin:void 0,loadTexture:function(t,e,n,i){console.warn("THREE.ImageUtils.loadTexture has been deprecated. 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n=e.hex.toString(16);n.length<6;)n="0"+n;return"#"+n}return"rgba("+Math.round(e.r)+","+Math.round(e.g)+","+Math.round(e.b)+","+e.a+")"}}(n.utils.common),n.Color=n.color.Color=function(t,e,n,i){function r(t,e,n){Object.defineProperty(t,e,{get:function(){return"RGB"===this.__state.space?this.__state[e]:(a(this,e,n),this.__state[e])},set:function(t){"RGB"!==this.__state.space&&(a(this,e,n),this.__state.space="RGB"),this.__state[e]=t}})}function o(t,e){Object.defineProperty(t,e,{get:function(){return"HSV"===this.__state.space?this.__state[e]:(s(this),this.__state[e])},set:function(t){"HSV"!==this.__state.space&&(s(this),this.__state.space="HSV"),this.__state[e]=t}})}function a(t,n,r){if("HEX"===t.__state.space)t.__state[n]=e.component_from_hex(t.__state.hex,r);else{if("HSV"!==t.__state.space)throw"Corrupted color state";i.extend(t.__state,e.hsv_to_rgb(t.__state.h,t.__state.s,t.__state.v))}}function s(t){var n=e.rgb_to_hsv(t.r,t.g,t.b);i.extend(t.__state,{s:n.s,v:n.v}),i.isNaN(n.h)?i.isUndefined(t.__state.h)&&(t.__state.h=0):t.__state.h=n.h}var c=function(){if(this.__state=t.apply(this,arguments),!1===this.__state)throw"Failed to interpret color arguments";this.__state.a=this.__state.a||1};return c.COMPONENTS=["r","g","b","h","s","v","hex","a"],i.extend(c.prototype,{toString:function(){return n(this)},toOriginal:function(){return this.__state.conversion.write(this)}}),r(c.prototype,"r",2),r(c.prototype,"g",1),r(c.prototype,"b",0),o(c.prototype,"h"),o(c.prototype,"s"),o(c.prototype,"v"),Object.defineProperty(c.prototype,"a",{get:function(){return this.__state.a},set:function(t){this.__state.a=t}}),Object.defineProperty(c.prototype,"hex",{get:function(){return"HEX"!==!this.__state.space&&(this.__state.hex=e.rgb_to_hex(this.r,this.g,this.b)),this.__state.hex},set:function(t){this.__state.space="HEX",this.__state.hex=t}}),c}(n.color.interpret=function(t,e){var n,i,r=function(){i=!1;var t=arguments.length>1?e.toArray(arguments):arguments[0];return e.each(o,function(r){if(r.litmus(t))return e.each(r.conversions,function(r,o){if(n=r.read(t),!1===i&&!1!==n)return i=n,n.conversionName=o,n.conversion=r,e.BREAK}),e.BREAK}),i},o=[{litmus:e.isString,conversions:{THREE_CHAR_HEX:{read:function(t){var e=t.match(/^#([A-F0-9])([A-F0-9])([A-F0-9])$/i);return null!==e&&{space:"HEX",hex:parseInt("0x"+e[1].toString()+e[1].toString()+e[2].toString()+e[2].toString()+e[3].toString()+e[3].toString())}},write:t},SIX_CHAR_HEX:{read:function(t){var e=t.match(/^#([A-F0-9]{6})$/i);return null!==e&&{space:"HEX",hex:parseInt("0x"+e[1].toString())}},write:t},CSS_RGB:{read:function(t){var e=t.match(/^rgb\(\s*(.+)\s*,\s*(.+)\s*,\s*(.+)\s*\)/);return null!==e&&{space:"RGB",r:parseFloat(e[1]),g:parseFloat(e[2]),b:parseFloat(e[3])}},write:t},CSS_RGBA:{read:function(t){var e=t.match(/^rgba\(\s*(.+)\s*,\s*(.+)\s*,\s*(.+)\s*\,\s*(.+)\s*\)/);return null!==e&&{space:"RGB",r:parseFloat(e[1]),g:parseFloat(e[2]),b:parseFloat(e[3]),a:parseFloat(e[4])}},write:t}}},{litmus:e.isNumber,conversions:{HEX:{read:function(t){return{space:"HEX",hex:t,conversionName:"HEX"}},write:function(t){return t.hex}}}},{litmus:e.isArray,conversions:{RGB_ARRAY:{read:function(t){return 3==t.length&&{space:"RGB",r:t[0],g:t[1],b:t[2]}},write:function(t){return[t.r,t.g,t.b]}},RGBA_ARRAY:{read:function(t){return 4==t.length&&{space:"RGB",r:t[0],g:t[1],b:t[2],a:t[3]}},write:function(t){return[t.r,t.g,t.b,t.a]}}}},{litmus:e.isObject,conversions:{RGBA_OBJ:{read:function(t){return!!(e.isNumber(t.r)&&e.isNumber(t.g)&&e.isNumber(t.b)&&e.isNumber(t.a))&&{space:"RGB",r:t.r,g:t.g,b:t.b,a:t.a}},write:function(t){return{r:t.r,g:t.g,b:t.b,a:t.a}}},RGB_OBJ:{read:function(t){return!!(e.isNumber(t.r)&&e.isNumber(t.g)&&e.isNumber(t.b))&&{space:"RGB",r:t.r,g:t.g,b:t.b}},write:function(t){return{r:t.r,g:t.g,b:t.b}}},HSVA_OBJ:{read:function(t){return!!(e.isNumber(t.h)&&e.isNumber(t.s)&&e.isNumber(t.v)&&e.isNumber(t.a))&&{space:"HSV",h:t.h,s:t.s,v:t.v,a:t.a}},write:function(t){return{h:t.h,s:t.s,v:t.v,a:t.a}}},HSV_OBJ:{read:function(t){return!!(e.isNumber(t.h)&&e.isNumber(t.s)&&e.isNumber(t.v))&&{space:"HSV",h:t.h,s:t.s,v:t.v}},write:function(t){return{h:t.h,s:t.s,v:t.v}}}}}];return r}(n.color.toString,n.utils.common),n.color.math=function(){var t;return{hsv_to_rgb:function(t,e,n){var i=Math.floor(t/60)%6,r=t/60-Math.floor(t/60),o=n*(1-e),a=n*(1-r*e),s=n*(1-(1-r)*e),c=[[n,s,o],[a,n,o],[o,n,s],[o,a,n],[s,o,n],[n,o,a]][i];return{r:255*c[0],g:255*c[1],b:255*c[2]}},rgb_to_hsv:function(t,e,n){var i,r,o=Math.min(t,e,n),a=Math.max(t,e,n),s=a-o;return 0==a?{h:NaN,s:0,v:0}:(r=s/a,i=t==a?(e-n)/s:e==a?2+(n-t)/s:4+(t-e)/s,i/=6,i<0&&(i+=1),{h:360*i,s:r,v:a/255})},rgb_to_hex:function(t,e,n){var i=this.hex_with_component(0,2,t);return i=this.hex_with_component(i,1,e),i=this.hex_with_component(i,0,n)},component_from_hex:function(t,e){return t>>8*e&255},hex_with_component:function(e,n,i){return i<<(t=8*n)|e&~(255<<t)}}}(),n.color.toString,n.utils.common)},function(t,e){var n=t.exports=n||{};n.gui=n.gui||{},n.utils=n.utils||{},n.controllers=n.controllers||{},n.dom=n.dom||{},n.color=n.color||{},n.utils.css=function(){return{load:function(t,e){e=e||document;var n=e.createElement("link");n.type="text/css",n.rel="stylesheet",n.href=t,e.getElementsByTagName("head")[0].appendChild(n)},inject:function(t,e){e=e||document;var n=document.createElement("style");n.type="text/css",n.innerHTML=t,e.getElementsByTagName("head")[0].appendChild(n)}}}(),n.utils.common=function(){var t=Array.prototype.forEach,e=Array.prototype.slice;return{BREAK:{},extend:function(t){return this.each(e.call(arguments,1),function(e){for(var n in e)this.isUndefined(e[n])||(t[n]=e[n])},this),t},defaults:function(t){return this.each(e.call(arguments,1),function(e){for(var n in e)this.isUndefined(t[n])&&(t[n]=e[n])},this),t},compose:function(){var t=e.call(arguments);return function(){for(var n=e.call(arguments),i=t.length-1;i>=0;i--)n=[t[i].apply(this,n)];return n[0]}},each:function(e,n,i){if(t&&e.forEach===t)e.forEach(n,i);else if(e.length===e.length+0){for(var r=0,o=e.length;r<o;r++)if(r in e&&n.call(i,e[r],r)===this.BREAK)return}else for(var r in e)if(n.call(i,e[r],r)===this.BREAK)return},defer:function(t){setTimeout(t,0)},toArray:function(t){return t.toArray?t.toArray():e.call(t)},isUndefined:function(t){return void 0===t},isNull:function(t){return null===t},isNaN:function(t){return t!==t},isArray:Array.isArray||function(t){return t.constructor===Array},isObject:function(t){return t===Object(t)},isNumber:function(t){return t===t+0},isString:function(t){return t===t+""},isBoolean:function(t){return!1===t||!0===t},isFunction:function(t){return"[object Function]"===Object.prototype.toString.call(t)}}}(),n.controllers.Controller=function(t){var e=function(t,e){this.initialValue=t[e],this.domElement=document.createElement("div"),this.object=t,this.property=e,this.__onChange=void 0,this.__onFinishChange=void 0};return t.extend(e.prototype,{onChange:function(t){return this.__onChange=t,this},onFinishChange:function(t){return this.__onFinishChange=t,this},setValue:function(t){return this.object[this.property]=t,this.__onChange&&this.__onChange.call(this,t),this.updateDisplay(),this},getValue:function(){return this.object[this.property]},updateDisplay:function(){return this},isModified:function(){return this.initialValue!==this.getValue()}}),e}(n.utils.common),n.dom.dom=function(t){function e(e){if("0"===e||t.isUndefined(e))return 0;var n=e.match(r);return t.isNull(n)?0:parseFloat(n[1])}var n={HTMLEvents:["change"],MouseEvents:["click","mousemove","mousedown","mouseup","mouseover"],KeyboardEvents:["keydown"]},i={};t.each(n,function(e,n){t.each(e,function(t){i[t]=n})});var r=/(\d+(\.\d+)?)px/,o={makeSelectable:function(t,e){void 0!==t&&void 0!==t.style&&(t.onselectstart=e?function(){return!1}:function(){},t.style.MozUserSelect=e?"auto":"none",t.style.KhtmlUserSelect=e?"auto":"none",t.unselectable=e?"on":"off")},makeFullscreen:function(e,n,i){t.isUndefined(n)&&(n=!0),t.isUndefined(i)&&(i=!0),e.style.position="absolute",n&&(e.style.left=0,e.style.right=0),i&&(e.style.top=0,e.style.bottom=0)},fakeEvent:function(e,n,r,o){r=r||{};var a=i[n];if(!a)throw new Error("Event type "+n+" not supported.");var s=document.createEvent(a);switch(a){case"MouseEvents":var c=r.x||r.clientX||0,u=r.y||r.clientY||0;s.initMouseEvent(n,r.bubbles||!1,r.cancelable||!0,window,r.clickCount||1,0,0,c,u,!1,!1,!1,!1,0,null);break;case"KeyboardEvents":var l=s.initKeyboardEvent||s.initKeyEvent;t.defaults(r,{cancelable:!0,ctrlKey:!1,altKey:!1,shiftKey:!1,metaKey:!1,keyCode:void 0,charCode:void 0}),l(n,r.bubbles||!1,r.cancelable,window,r.ctrlKey,r.altKey,r.shiftKey,r.metaKey,r.keyCode,r.charCode);break;default:s.initEvent(n,r.bubbles||!1,r.cancelable||!0)}t.defaults(s,o),e.dispatchEvent(s)},bind:function(t,e,n,i){return i=i||!1,t.addEventListener?t.addEventListener(e,n,i):t.attachEvent&&t.attachEvent("on"+e,n),o},unbind:function(t,e,n,i){return i=i||!1,t.removeEventListener?t.removeEventListener(e,n,i):t.detachEvent&&t.detachEvent("on"+e,n),o},addClass:function(t,e){if(void 0===t.className)t.className=e;else if(t.className!==e){var n=t.className.split(/ +/);-1==n.indexOf(e)&&(n.push(e),t.className=n.join(" ").replace(/^\s+/,"").replace(/\s+$/,""))}return o},removeClass:function(t,e){if(e)if(void 0===t.className);else if(t.className===e)t.removeAttribute("class");else{var n=t.className.split(/ +/),i=n.indexOf(e);-1!=i&&(n.splice(i,1),t.className=n.join(" "))}else t.className=void 0;return o},hasClass:function(t,e){return new RegExp("(?:^|\\s+)"+e+"(?:\\s+|$)").test(t.className)||!1},getWidth:function(t){var n=getComputedStyle(t);return e(n["border-left-width"])+e(n["border-right-width"])+e(n["padding-left"])+e(n["padding-right"])+e(n.width)},getHeight:function(t){var n=getComputedStyle(t);return e(n["border-top-width"])+e(n["border-bottom-width"])+e(n["padding-top"])+e(n["padding-bottom"])+e(n.height)},getOffset:function(t){var e={left:0,top:0};if(t.offsetParent)do{e.left+=t.offsetLeft,e.top+=t.offsetTop}while(t=t.offsetParent);return e},isActive:function(t){return t===document.activeElement&&(t.type||t.href)}};return o}(n.utils.common),n.controllers.OptionController=function(t,e,n){var i=function(t,r,o){i.superclass.call(this,t,r);var a=this;if(this.__select=document.createElement("select"),n.isArray(o)){var s={};n.each(o,function(t){s[t]=t}),o=s}n.each(o,function(t,e){var n=document.createElement("option");n.innerHTML=e,n.setAttribute("value",t),a.__select.appendChild(n)}),this.updateDisplay(),e.bind(this.__select,"change",function(){var t=this.options[this.selectedIndex].value;a.setValue(t)}),this.domElement.appendChild(this.__select)};return i.superclass=t,n.extend(i.prototype,t.prototype,{setValue:function(t){var e=i.superclass.prototype.setValue.call(this,t);return this.__onFinishChange&&this.__onFinishChange.call(this,this.getValue()),e},updateDisplay:function(){return this.__select.value=this.getValue(),i.superclass.prototype.updateDisplay.call(this)}}),i}(n.controllers.Controller,n.dom.dom,n.utils.common),n.controllers.NumberController=function(t,e){function n(t){return t=t.toString(),t.indexOf(".")>-1?t.length-t.indexOf(".")-1:0}var i=function(t,r,o){i.superclass.call(this,t,r),o=o||{},this.__min=o.min,this.__max=o.max,this.__step=o.step,e.isUndefined(this.__step)?0==this.initialValue?this.__impliedStep=1:this.__impliedStep=Math.pow(10,Math.floor(Math.log(this.initialValue)/Math.LN10))/10:this.__impliedStep=this.__step,this.__precision=n(this.__impliedStep)};return i.superclass=t,e.extend(i.prototype,t.prototype,{setValue:function(t){return void 0!==this.__min&&t<this.__min?t=this.__min:void 0!==this.__max&&t>this.__max&&(t=this.__max),void 0!==this.__step&&t%this.__step!=0&&(t=Math.round(t/this.__step)*this.__step),i.superclass.prototype.setValue.call(this,t)},min:function(t){return this.__min=t,this},max:function(t){return this.__max=t,this},step:function(t){return this.__step=t,this}}),i}(n.controllers.Controller,n.utils.common),n.controllers.NumberControllerBox=function(t,e,n){function i(t,e){var n=Math.pow(10,e);return Math.round(t*n)/n}var r=function(t,i,o){function a(){var t=parseFloat(d.__input.value);n.isNaN(t)||d.setValue(t)}function s(){a(),d.__onFinishChange&&d.__onFinishChange.call(d,d.getValue())}function c(t){e.bind(window,"mousemove",u),e.bind(window,"mouseup",l),h=t.clientY}function u(t){var e=h-t.clientY;d.setValue(d.getValue()+e*d.__impliedStep),h=t.clientY}function l(){e.unbind(window,"mousemove",u),e.unbind(window,"mouseup",l)}this.__truncationSuspended=!1,r.superclass.call(this,t,i,o);var h,d=this;this.__input=document.createElement("input"),this.__input.setAttribute("type","text"),e.bind(this.__input,"change",a),e.bind(this.__input,"blur",s),e.bind(this.__input,"mousedown",c),e.bind(this.__input,"keydown",function(t){13===t.keyCode&&(d.__truncationSuspended=!0,this.blur(),d.__truncationSuspended=!1)}),this.updateDisplay(),this.domElement.appendChild(this.__input)};return r.superclass=t,n.extend(r.prototype,t.prototype,{updateDisplay:function(){return this.__input.value=this.__truncationSuspended?this.getValue():i(this.getValue(),this.__precision),r.superclass.prototype.updateDisplay.call(this)}}),r}(n.controllers.NumberController,n.dom.dom,n.utils.common),n.controllers.NumberControllerSlider=function(t,e,n,i,r){function o(t,e,n,i,r){return i+(t-e)/(n-e)*(r-i)}var a=function(t,n,i,r,s){function c(t){e.bind(window,"mousemove",u),e.bind(window,"mouseup",l),u(t)}function u(t){t.preventDefault();var n=e.getOffset(h.__background),i=e.getWidth(h.__background);return h.setValue(o(t.clientX,n.left,n.left+i,h.__min,h.__max)),!1}function l(){e.unbind(window,"mousemove",u),e.unbind(window,"mouseup",l),h.__onFinishChange&&h.__onFinishChange.call(h,h.getValue())}a.superclass.call(this,t,n,{min:i,max:r,step:s});var h=this;this.__background=document.createElement("div"),this.__foreground=document.createElement("div"),e.bind(this.__background,"mousedown",c),e.addClass(this.__background,"slider"),e.addClass(this.__foreground,"slider-fg"),this.updateDisplay(),this.__background.appendChild(this.__foreground),this.domElement.appendChild(this.__background)};return a.superclass=t,a.useDefaultStyles=function(){n.inject(".slider {\n  box-shadow: inset 0 2px 4px rgba(0,0,0,0.15);\n  height: 1em;\n  border-radius: 1em;\n  background-color: #eee;\n  padding: 0 0.5em;\n  overflow: hidden;\n}\n\n.slider-fg {\n  padding: 1px 0 2px 0;\n  background-color: #aaa;\n  height: 1em;\n  margin-left: -0.5em;\n  padding-right: 0.5em;\n  border-radius: 1em 0 0 1em;\n}\n\n.slider-fg:after {\n  display: inline-block;\n  border-radius: 1em;\n  background-color: #fff;\n  border:  1px solid #aaa;\n  content: '';\n  float: right;\n  margin-right: -1em;\n  margin-top: -1px;\n  height: 0.9em;\n  width: 0.9em;\n}")},i.extend(a.prototype,t.prototype,{updateDisplay:function(){var t=(this.getValue()-this.__min)/(this.__max-this.__min);return this.__foreground.style.width=100*t+"%",a.superclass.prototype.updateDisplay.call(this)}}),a}(n.controllers.NumberController,n.dom.dom,n.utils.css,n.utils.common),n.controllers.FunctionController=function(t,e,n){var i=function(t,n,r){i.superclass.call(this,t,n);var o=this;this.__button=document.createElement("div"),this.__button.innerHTML=void 0===r?"Fire":r,e.bind(this.__button,"click",function(t){return t.preventDefault(),o.fire(),!1}),e.addClass(this.__button,"button"),this.domElement.appendChild(this.__button)};return i.superclass=t,n.extend(i.prototype,t.prototype,{fire:function(){this.__onChange&&this.__onChange.call(this),this.__onFinishChange&&this.__onFinishChange.call(this,this.getValue()),this.getValue().call(this.object)}}),i}(n.controllers.Controller,n.dom.dom,n.utils.common),n.controllers.BooleanController=function(t,e,n){var i=function(t,n){function r(){o.setValue(!o.__prev)}i.superclass.call(this,t,n);var o=this;this.__prev=this.getValue(),this.__checkbox=document.createElement("input"),this.__checkbox.setAttribute("type","checkbox"),e.bind(this.__checkbox,"change",r,!1),this.domElement.appendChild(this.__checkbox),this.updateDisplay()};return i.superclass=t,n.extend(i.prototype,t.prototype,{setValue:function(t){var e=i.superclass.prototype.setValue.call(this,t);return this.__onFinishChange&&this.__onFinishChange.call(this,this.getValue()),this.__prev=this.getValue(),e},updateDisplay:function(){return!0===this.getValue()?(this.__checkbox.setAttribute("checked","checked"),this.__checkbox.checked=!0):this.__checkbox.checked=!1,i.superclass.prototype.updateDisplay.call(this)}}),i}(n.controllers.Controller,n.dom.dom,n.utils.common),n.color.toString=function(t){return function(e){if(1==e.a||t.isUndefined(e.a)){for(var n=e.hex.toString(16);n.length<6;)n="0"+n;return"#"+n}return"rgba("+Math.round(e.r)+","+Math.round(e.g)+","+Math.round(e.b)+","+e.a+")"}}(n.utils.common),n.color.interpret=function(t,e){var n,i,r=function(){i=!1;var t=arguments.length>1?e.toArray(arguments):arguments[0];return e.each(o,function(r){if(r.litmus(t))return e.each(r.conversions,function(r,o){if(n=r.read(t),!1===i&&!1!==n)return i=n,n.conversionName=o,n.conversion=r,e.BREAK}),e.BREAK}),i},o=[{litmus:e.isString,conversions:{THREE_CHAR_HEX:{read:function(t){var e=t.match(/^#([A-F0-9])([A-F0-9])([A-F0-9])$/i);return null!==e&&{space:"HEX",hex:parseInt("0x"+e[1].toString()+e[1].toString()+e[2].toString()+e[2].toString()+e[3].toString()+e[3].toString())}},write:t},SIX_CHAR_HEX:{read:function(t){var e=t.match(/^#([A-F0-9]{6})$/i);return null!==e&&{space:"HEX",hex:parseInt("0x"+e[1].toString())}},write:t},CSS_RGB:{read:function(t){var e=t.match(/^rgb\(\s*(.+)\s*,\s*(.+)\s*,\s*(.+)\s*\)/);return null!==e&&{space:"RGB",r:parseFloat(e[1]),g:parseFloat(e[2]),b:parseFloat(e[3])}},write:t},CSS_RGBA:{read:function(t){var e=t.match(/^rgba\(\s*(.+)\s*,\s*(.+)\s*,\s*(.+)\s*\,\s*(.+)\s*\)/);return null!==e&&{space:"RGB",r:parseFloat(e[1]),g:parseFloat(e[2]),b:parseFloat(e[3]),a:parseFloat(e[4])}},write:t}}},{litmus:e.isNumber,conversions:{HEX:{read:function(t){return{space:"HEX",hex:t,conversionName:"HEX"}},write:function(t){return t.hex}}}},{litmus:e.isArray,conversions:{RGB_ARRAY:{read:function(t){return 3==t.length&&{space:"RGB",r:t[0],g:t[1],b:t[2]}},write:function(t){return[t.r,t.g,t.b]}},RGBA_ARRAY:{read:function(t){return 4==t.length&&{space:"RGB",r:t[0],g:t[1],b:t[2],a:t[3]}},write:function(t){return[t.r,t.g,t.b,t.a]}}}},{litmus:e.isObject,conversions:{RGBA_OBJ:{read:function(t){return!!(e.isNumber(t.r)&&e.isNumber(t.g)&&e.isNumber(t.b)&&e.isNumber(t.a))&&{space:"RGB",r:t.r,g:t.g,b:t.b,a:t.a}},write:function(t){return{r:t.r,g:t.g,b:t.b,a:t.a}}},RGB_OBJ:{read:function(t){return!!(e.isNumber(t.r)&&e.isNumber(t.g)&&e.isNumber(t.b))&&{space:"RGB",r:t.r,g:t.g,b:t.b}},write:function(t){return{r:t.r,g:t.g,b:t.b}}},HSVA_OBJ:{read:function(t){return!!(e.isNumber(t.h)&&e.isNumber(t.s)&&e.isNumber(t.v)&&e.isNumber(t.a))&&{space:"HSV",h:t.h,s:t.s,v:t.v,a:t.a}},write:function(t){return{h:t.h,s:t.s,v:t.v,a:t.a}}},HSV_OBJ:{read:function(t){return!!(e.isNumber(t.h)&&e.isNumber(t.s)&&e.isNumber(t.v))&&{space:"HSV",h:t.h,s:t.s,v:t.v}},write:function(t){return{h:t.h,s:t.s,v:t.v}}}}}];return r}(n.color.toString,n.utils.common),n.GUI=n.gui.GUI=function(t,e,n,i,r,o,a,s,c,u,l,h,d,p,f){function m(t,e,n,o){if(void 0===e[n])throw new Error("Object "+e+' has no property "'+n+'"');var a;if(o.color)a=new l(e,n);else{var s=[e,n].concat(o.factoryArgs);a=i.apply(t,s)}o.before instanceof r&&(o.before=o.before.__li),y(t,a),p.addClass(a.domElement,"c");var c=document.createElement("span");p.addClass(c,"property-name"),c.innerHTML=a.property;var u=document.createElement("div");u.appendChild(c),u.appendChild(a.domElement);var h=g(t,u,o.before);return p.addClass(h,U.CLASS_CONTROLLER_ROW),p.addClass(h,typeof a.getValue()),v(t,h,a),t.__controllers.push(a),a}function g(t,e,n){var i=document.createElement("li");return e&&i.appendChild(e),n?t.__ul.insertBefore(i,params.before):t.__ul.appendChild(i),t.onResize(),i}function v(t,e,n){if(n.__li=e,n.__gui=t,f.extend(n,{options:function(e){return arguments.length>1?(n.remove(),m(t,n.object,n.property,{before:n.__li.nextElementSibling,factoryArgs:[f.toArray(arguments)]})):f.isArray(e)||f.isObject(e)?(n.remove(),m(t,n.object,n.property,{before:n.__li.nextElementSibling,factoryArgs:[e]})):void 0},name:function(t){return n.__li.firstElementChild.firstElementChild.innerHTML=t,n},listen:function(){return n.__gui.listen(n),n},remove:function(){return n.__gui.remove(n),n}}),n instanceof c){var i=new s(n.object,n.property,{min:n.__min,max:n.__max,step:n.__step});f.each(["updateDisplay","onChange","onFinishChange"],function(t){var e=n[t],r=i[t];n[t]=i[t]=function(){var t=Array.prototype.slice.call(arguments);return e.apply(n,t),r.apply(i,t)}}),p.addClass(e,"has-slider"),n.domElement.insertBefore(i.domElement,n.domElement.firstElementChild)}else if(n instanceof s){var r=function(e){return 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s=t.__preset_select=document.createElement("select");if(t.load&&t.load.remembered?f.each(t.load.remembered,function(e,n){M(t,n,n==t.preset)}):M(t,C,!1),p.bind(s,"change",function(){for(var e=0;e<t.__preset_select.length;e++)t.__preset_select[e].innerHTML=t.__preset_select[e].value;t.preset=this.value}),n.appendChild(s),n.appendChild(i),n.appendChild(r),n.appendChild(o),n.appendChild(a),P){var c=document.getElementById("dg-save-locally"),u=document.getElementById("dg-local-explain");c.style.display="block";var l=document.getElementById("dg-local-storage");"true"===localStorage.getItem(_(t,"isLocal"))&&l.setAttribute("checked","checked"),e(),p.bind(l,"change",function(){t.useLocalStorage=!t.useLocalStorage,e()})}var h=document.getElementById("dg-new-constructor");p.bind(h,"keydown",function(t){!t.metaKey||67!==t.which&&67!=t.keyCode||R.hide()}),p.bind(i,"click",function(){h.innerHTML=JSON.stringify(t.getSaveObject(),void 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w(t,e){t.domElement.style.width=e+"px",t.__save_row&&t.autoPlace&&(t.__save_row.style.width=e+"px"),t.__closeButton&&(t.__closeButton.style.width=e+"px")}function E(t,e){var n={};return f.each(t.__rememberedObjects,function(i,r){var o={},a=t.__rememberedObjectIndecesToControllers[r];f.each(a,function(t,n){o[n]=e?t.initialValue:t.getValue()}),n[r]=o}),n}function M(t,e,n){var i=document.createElement("option");i.innerHTML=e,i.value=e,t.__preset_select.appendChild(i),n&&(t.__preset_select.selectedIndex=t.__preset_select.length-1)}function T(t){for(var e=0;e<t.__preset_select.length;e++)t.__preset_select[e].value==t.preset&&(t.__preset_select.selectedIndex=e)}function S(t,e){var n=t.__preset_select[t.__preset_select.selectedIndex];n.innerHTML=e?n.value+"*":n.value}function A(t){0!=t.length&&h(function(){A(t)}),f.each(t,function(t){t.updateDisplay()})}t.inject(".dg 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r=localStorage.getItem(_(this,"gui"));r&&(t.load=JSON.parse(r))}this.__closeButton=document.createElement("div"),this.__closeButton.innerHTML=U.TEXT_CLOSED,p.addClass(this.__closeButton,U.CLASS_CLOSE_BUTTON),this.domElement.appendChild(this.__closeButton),p.bind(this.__closeButton,"click",function(){n.closed=!n.closed})}else{void 0===t.closed&&(t.closed=!0);var o=document.createTextNode(t.name);p.addClass(o,"controller-name");var a=g(n,o),s=function(t){return t.preventDefault(),n.closed=!n.closed,!1};p.addClass(this.__ul,U.CLASS_CLOSED),p.addClass(a,"title"),p.bind(a,"click",s),t.closed||(this.closed=!1)}t.autoPlace&&(f.isUndefined(t.parent)&&(O&&(L=document.createElement("div"),p.addClass(L,"dg"),p.addClass(L,U.CLASS_AUTO_PLACE_CONTAINER),document.body.appendChild(L),O=!1),L.appendChild(this.domElement),p.addClass(this.domElement,U.CLASS_AUTO_PLACE)),this.parent||w(n,t.width)),p.bind(window,"resize",function(){n.onResize()}),p.bind(this.__ul,"webkitTransitionEnd",function(){n.onResize()}),p.bind(this.__ul,"transitionend",function(){n.onResize()}),p.bind(this.__ul,"oTransitionEnd",function(){n.onResize()}),this.onResize(),t.resizable&&b(this);n.getRoot();t.parent||function(){var t=n.getRoot();t.width+=1,f.defer(function(){t.width-=1})}()};return U.toggleHide=function(){I=!I,f.each(N,function(t){t.domElement.style.zIndex=I?-999:999,t.domElement.style.opacity=I?0:1})},U.CLASS_AUTO_PLACE="a",U.CLASS_AUTO_PLACE_CONTAINER="ac",U.CLASS_MAIN="main",U.CLASS_CONTROLLER_ROW="cr",U.CLASS_TOO_TALL="taller-than-window",U.CLASS_CLOSED="closed",U.CLASS_CLOSE_BUTTON="close-button",U.CLASS_DRAG="drag",U.DEFAULT_WIDTH=245,U.TEXT_CLOSED="Close Controls",U.TEXT_OPEN="Open Controls",p.bind(window,"keydown",function(t){"text"===document.activeElement.type||72!==t.which&&72!=t.keyCode||U.toggleHide()},!1),f.extend(U.prototype,{add:function(t,e){return m(this,t,e,{factoryArgs:Array.prototype.slice.call(arguments,2)})},addColor:function(t,e){return m(this,t,e,{color:!0})},remove:function(t){this.__ul.removeChild(t.__li),this.__controllers.slice(this.__controllers.indexOf(t),1);var e=this;f.defer(function(){e.onResize()})},destroy:function(){this.autoPlace&&L.removeChild(this.domElement)},addFolder:function(t){if(void 0!==this.__folders[t])throw new Error('You already have a folder in this GUI by the name "'+t+'"');var e={name:t,parent:this};e.autoPlace=this.autoPlace,this.load&&this.load.folders&&this.load.folders[t]&&(e.closed=this.load.folders[t].closed,e.load=this.load.folders[t]);var n=new U(e);this.__folders[t]=n;var i=g(this,n.domElement);return p.addClass(i,"folder"),n},open:function(){this.closed=!1},close:function(){this.closed=!0},onResize:function(){var t=this.getRoot();if(t.scrollable){var e=p.getOffset(t.__ul).top,n=0;f.each(t.__ul.childNodes,function(e){t.autoPlace&&e===t.__save_row||(n+=p.getHeight(e))}),window.innerHeight-e-20<n?(p.addClass(t.domElement,U.CLASS_TOO_TALL),t.__ul.style.height=window.innerHeight-e-20+"px"):(p.removeClass(t.domElement,U.CLASS_TOO_TALL),t.__ul.style.height="auto")}t.__resize_handle&&f.defer(function(){t.__resize_handle.style.height=t.__ul.offsetHeight+"px"}),t.__closeButton&&(t.__closeButton.style.width=t.width+"px")},remember:function(){if(f.isUndefined(R)&&(R=new d,R.domElement.innerHTML='<div id="dg-save" class="dg dialogue">\n\n  Here\'s the new load parameter for your <code>GUI</code>\'s constructor:\n\n  <textarea id="dg-new-constructor"></textarea>\n\n  <div id="dg-save-locally">\n\n    <input id="dg-local-storage" type="checkbox"/> Automatically save\n    values to <code>localStorage</code> on exit.\n\n    <div id="dg-local-explain">The values saved to <code>localStorage</code> will\n      override those passed to <code>dat.GUI</code>\'s constructor. This makes it\n      easier to work incrementally, but <code>localStorage</code> is fragile,\n      and your friends may not see the same values you do.\n      \n    </div>\n    \n  </div>\n\n</div>'),this.parent)throw new Error("You can only call remember on a top level GUI.");var t=this;f.each(Array.prototype.slice.call(arguments),function(e){0==t.__rememberedObjects.length&&x(t),-1==t.__rememberedObjects.indexOf(e)&&t.__rememberedObjects.push(e)}),this.autoPlace&&w(this,this.width)},getRoot:function(){for(var t=this;t.parent;)t=t.parent;return t},getSaveObject:function(){var t=this.load;return t.closed=this.closed,this.__rememberedObjects.length>0&&(t.preset=this.preset,t.remembered||(t.remembered={}),t.remembered[this.preset]=E(this)),t.folders={},f.each(this.__folders,function(e,n){t.folders[n]=e.getSaveObject()}),t},save:function(){this.load.remembered||(this.load.remembered={}),this.load.remembered[this.preset]=E(this),S(this,!1)},saveAs:function(t){this.load.remembered||(this.load.remembered={},this.load.remembered[C]=E(this,!0)),this.load.remembered[t]=E(this),this.preset=t,M(this,t,!0)},revert:function(t){f.each(this.__controllers,function(e){this.getRoot().load.remembered?y(t||this.getRoot(),e):e.setValue(e.initialValue)},this),f.each(this.__folders,function(t){t.revert(t)}),t||S(this.getRoot(),!1)},listen:function(t){var e=0==this.__listening.length;this.__listening.push(t),e&&A(this.__listening)}}),U}(n.utils.css,0,0,n.controllers.factory=function(t,e,n,i,r,o,a){return function(s,c){var u=s[c];return a.isArray(arguments[2])||a.isObject(arguments[2])?new t(s,c,arguments[2]):a.isNumber(u)?a.isNumber(arguments[2])&&a.isNumber(arguments[3])?new n(s,c,arguments[2],arguments[3]):new e(s,c,{min:arguments[2],max:arguments[3]}):a.isString(u)?new i(s,c):a.isFunction(u)?new r(s,c,""):a.isBoolean(u)?new o(s,c):void 0}}(n.controllers.OptionController,n.controllers.NumberControllerBox,n.controllers.NumberControllerSlider,n.controllers.StringController=function(t,e,n){var i=function(t,n){function r(){a.setValue(a.__input.value)}function o(){a.__onFinishChange&&a.__onFinishChange.call(a,a.getValue())}i.superclass.call(this,t,n);var a=this;this.__input=document.createElement("input"),this.__input.setAttribute("type","text"),e.bind(this.__input,"keyup",r),e.bind(this.__input,"change",r),e.bind(this.__input,"blur",o),e.bind(this.__input,"keydown",function(t){13===t.keyCode&&this.blur()}),this.updateDisplay(),this.domElement.appendChild(this.__input)};return i.superclass=t,n.extend(i.prototype,t.prototype,{updateDisplay:function(){return e.isActive(this.__input)||(this.__input.value=this.getValue()),i.superclass.prototype.updateDisplay.call(this)}}),i}(n.controllers.Controller,n.dom.dom,n.utils.common),n.controllers.FunctionController,n.controllers.BooleanController,n.utils.common),n.controllers.Controller,n.controllers.BooleanController,n.controllers.FunctionController,n.controllers.NumberControllerBox,n.controllers.NumberControllerSlider,n.controllers.OptionController,n.controllers.ColorController=function(t,e,n,i,r){function o(t,e,n,i){t.style.background="",r.each(c,function(r){t.style.cssText+="background: "+r+"linear-gradient("+e+", "+n+" 0%, "+i+" 100%); "})}function a(t){t.style.background="",t.style.cssText+="background: -moz-linear-gradient(top,  #ff0000 0%, #ff00ff 17%, #0000ff 34%, #00ffff 50%, #00ff00 67%, #ffff00 84%, #ff0000 100%);",t.style.cssText+="background: -webkit-linear-gradient(top,  #ff0000 0%,#ff00ff 17%,#0000ff 34%,#00ffff 50%,#00ff00 67%,#ffff00 84%,#ff0000 100%);",t.style.cssText+="background: -o-linear-gradient(top,  #ff0000 0%,#ff00ff 17%,#0000ff 34%,#00ffff 50%,#00ff00 67%,#ffff00 84%,#ff0000 100%);",t.style.cssText+="background: -ms-linear-gradient(top,  #ff0000 0%,#ff00ff 17%,#0000ff 34%,#00ffff 50%,#00ff00 67%,#ffff00 84%,#ff0000 100%);",t.style.cssText+="background: linear-gradient(top,  #ff0000 0%,#ff00ff 17%,#0000ff 34%,#00ffff 50%,#00ff00 67%,#ffff00 84%,#ff0000 100%);"}var s=function(t,c){function u(t){p(t),e.bind(window,"mousemove",p),e.bind(window,"mouseup",l)}function l(){e.unbind(window,"mousemove",p),e.unbind(window,"mouseup",l)}function h(){var t=i(this.value);!1!==t?(m.__color.__state=t,m.setValue(m.__color.toOriginal())):this.value=m.__color.toString()}function d(){e.unbind(window,"mousemove",f),e.unbind(window,"mouseup",d)}function p(t){t.preventDefault();var n=e.getWidth(m.__saturation_field),i=e.getOffset(m.__saturation_field),r=(t.clientX-i.left+document.body.scrollLeft)/n,o=1-(t.clientY-i.top+document.body.scrollTop)/n;return o>1?o=1:o<0&&(o=0),r>1?r=1:r<0&&(r=0),m.__color.v=o,m.__color.s=r,m.setValue(m.__color.toOriginal()),!1}function f(t){t.preventDefault();var n=e.getHeight(m.__hue_field),i=e.getOffset(m.__hue_field),r=1-(t.clientY-i.top+document.body.scrollTop)/n;return r>1?r=1:r<0&&(r=0),m.__color.h=360*r,m.setValue(m.__color.toOriginal()),!1}s.superclass.call(this,t,c),this.__color=new n(this.getValue()),this.__temp=new n(0);var m=this;this.domElement=document.createElement("div"),e.makeSelectable(this.domElement,!1),this.__selector=document.createElement("div"),this.__selector.className="selector",this.__saturation_field=document.createElement("div"),this.__saturation_field.className="saturation-field",this.__field_knob=document.createElement("div"),this.__field_knob.className="field-knob",this.__field_knob_border="2px solid ",this.__hue_knob=document.createElement("div"),this.__hue_knob.className="hue-knob",this.__hue_field=document.createElement("div"),this.__hue_field.className="hue-field",this.__input=document.createElement("input"),this.__input.type="text",this.__input_textShadow="0 1px 1px ",e.bind(this.__input,"keydown",function(t){13===t.keyCode&&h.call(this)}),e.bind(this.__input,"blur",h),e.bind(this.__selector,"mousedown",function(t){e.addClass(this,"drag").bind(window,"mouseup",function(t){e.removeClass(m.__selector,"drag")})});var g=document.createElement("div");r.extend(this.__selector.style,{width:"122px",height:"102px",padding:"3px",backgroundColor:"#222",boxShadow:"0px 1px 3px rgba(0,0,0,0.3)"}),r.extend(this.__field_knob.style,{position:"absolute",width:"12px",height:"12px",border:this.__field_knob_border+(this.__color.v<.5?"#fff":"#000"),boxShadow:"0px 1px 3px rgba(0,0,0,0.5)",borderRadius:"12px",zIndex:1}),r.extend(this.__hue_knob.style,{position:"absolute",width:"15px",height:"2px",borderRight:"4px solid #fff",zIndex:1}),r.extend(this.__saturation_field.style,{width:"100px",height:"100px",border:"1px solid #555",marginRight:"3px",display:"inline-block",cursor:"pointer"}),r.extend(g.style,{width:"100%",height:"100%",background:"none"}),o(g,"top","rgba(0,0,0,0)","#000"),r.extend(this.__hue_field.style,{width:"15px",height:"100px",display:"inline-block",border:"1px solid #555",cursor:"ns-resize"}),a(this.__hue_field),r.extend(this.__input.style,{outline:"none",textAlign:"center",color:"#fff",border:0,fontWeight:"bold",textShadow:this.__input_textShadow+"rgba(0,0,0,0.7)"}),e.bind(this.__saturation_field,"mousedown",u),e.bind(this.__field_knob,"mousedown",u),e.bind(this.__hue_field,"mousedown",function(t){f(t),e.bind(window,"mousemove",f),e.bind(window,"mouseup",d)}),this.__saturation_field.appendChild(g),this.__selector.appendChild(this.__field_knob),this.__selector.appendChild(this.__saturation_field),this.__selector.appendChild(this.__hue_field),this.__hue_field.appendChild(this.__hue_knob),this.domElement.appendChild(this.__input),this.domElement.appendChild(this.__selector),this.updateDisplay()};s.superclass=t,r.extend(s.prototype,t.prototype,{updateDisplay:function(){var t=i(this.getValue());if(!1!==t){var e=!1;r.each(n.COMPONENTS,function(n){if(!r.isUndefined(t[n])&&!r.isUndefined(this.__color.__state[n])&&t[n]!==this.__color.__state[n])return e=!0,{}},this),e&&r.extend(this.__color.__state,t)}r.extend(this.__temp.__state,this.__color.__state),this.__temp.a=1;var a=this.__color.v<.5||this.__color.s>.5?255:0,s=255-a;r.extend(this.__field_knob.style,{marginLeft:100*this.__color.s-7+"px",marginTop:100*(1-this.__color.v)-7+"px",backgroundColor:this.__temp.toString(),border:this.__field_knob_border+"rgb("+a+","+a+","+a+")"}),this.__hue_knob.style.marginTop=100*(1-this.__color.h/360)+"px",this.__temp.s=1,this.__temp.v=1,o(this.__saturation_field,"left","#fff",this.__temp.toString()),r.extend(this.__input.style,{backgroundColor:this.__input.value=this.__color.toString(),color:"rgb("+a+","+a+","+a+")",textShadow:this.__input_textShadow+"rgba("+s+","+s+","+s+",.7)"})}});var c=["-moz-","-o-","-webkit-","-ms-",""];return s}(n.controllers.Controller,n.dom.dom,n.color.Color=function(t,e,n,i){function r(t,e,n){Object.defineProperty(t,e,{get:function(){return"RGB"===this.__state.space?this.__state[e]:(a(this,e,n),this.__state[e])},set:function(t){"RGB"!==this.__state.space&&(a(this,e,n),this.__state.space="RGB"),this.__state[e]=t}})}function o(t,e){Object.defineProperty(t,e,{get:function(){return"HSV"===this.__state.space?this.__state[e]:(s(this),this.__state[e])},set:function(t){"HSV"!==this.__state.space&&(s(this),this.__state.space="HSV"),this.__state[e]=t}})}function a(t,n,r){if("HEX"===t.__state.space)t.__state[n]=e.component_from_hex(t.__state.hex,r);else{if("HSV"!==t.__state.space)throw"Corrupted color state";i.extend(t.__state,e.hsv_to_rgb(t.__state.h,t.__state.s,t.__state.v))}}function s(t){var n=e.rgb_to_hsv(t.r,t.g,t.b);i.extend(t.__state,{s:n.s,v:n.v}),i.isNaN(n.h)?i.isUndefined(t.__state.h)&&(t.__state.h=0):t.__state.h=n.h}var c=function(){if(this.__state=t.apply(this,arguments),!1===this.__state)throw"Failed to interpret color arguments";this.__state.a=this.__state.a||1};return c.COMPONENTS=["r","g","b","h","s","v","hex","a"],i.extend(c.prototype,{toString:function(){return n(this)},toOriginal:function(){return this.__state.conversion.write(this)}}),r(c.prototype,"r",2),r(c.prototype,"g",1),r(c.prototype,"b",0),o(c.prototype,"h"),o(c.prototype,"s"),o(c.prototype,"v"),Object.defineProperty(c.prototype,"a",{get:function(){return this.__state.a},set:function(t){this.__state.a=t}}),Object.defineProperty(c.prototype,"hex",{get:function(){return"HEX"!==!this.__state.space&&(this.__state.hex=e.rgb_to_hex(this.r,this.g,this.b)),this.__state.hex},set:function(t){this.__state.space="HEX",this.__state.hex=t}}),c}(n.color.interpret,n.color.math=function(){var t;return{hsv_to_rgb:function(t,e,n){var i=Math.floor(t/60)%6,r=t/60-Math.floor(t/60),o=n*(1-e),a=n*(1-r*e),s=n*(1-(1-r)*e),c=[[n,s,o],[a,n,o],[o,n,s],[o,a,n],[s,o,n],[n,o,a]][i];return{r:255*c[0],g:255*c[1],b:255*c[2]}},rgb_to_hsv:function(t,e,n){var i,r,o=Math.min(t,e,n),a=Math.max(t,e,n),s=a-o;return 0==a?{h:NaN,s:0,v:0}:(r=s/a,i=t==a?(e-n)/s:e==a?2+(n-t)/s:4+(t-e)/s,i/=6,i<0&&(i+=1),{h:360*i,s:r,v:a/255})},rgb_to_hex:function(t,e,n){var i=this.hex_with_component(0,2,t);return i=this.hex_with_component(i,1,e),i=this.hex_with_component(i,0,n)},component_from_hex:function(t,e){return t>>8*e&255},hex_with_component:function(e,n,i){return i<<(t=8*n)|e&~(255<<t)}}}(),n.color.toString,n.utils.common),n.color.interpret,n.utils.common),n.utils.requestAnimationFrame=function(){return window.webkitRequestAnimationFrame||window.mozRequestAnimationFrame||window.oRequestAnimationFrame||window.msRequestAnimationFrame||function(t,e){window.setTimeout(t,1e3/60)}}(),n.dom.CenteredDiv=function(t,e){var n=function(){this.backgroundElement=document.createElement("div"),e.extend(this.backgroundElement.style,{backgroundColor:"rgba(0,0,0,0.8)",top:0,left:0,display:"none",zIndex:"1000",opacity:0,WebkitTransition:"opacity 0.2s linear"}),t.makeFullscreen(this.backgroundElement),this.backgroundElement.style.position="fixed",this.domElement=document.createElement("div"),e.extend(this.domElement.style,{position:"fixed",display:"none",zIndex:"1001",opacity:0,WebkitTransition:"-webkit-transform 0.2s ease-out, opacity 0.2s linear"}),document.body.appendChild(this.backgroundElement),document.body.appendChild(this.domElement);var n=this;t.bind(this.backgroundElement,"click",function(){n.hide()})};return n.prototype.show=function(){var t=this;this.backgroundElement.style.display="block",this.domElement.style.display="block",this.domElement.style.opacity=0,this.domElement.style.webkitTransform="scale(1.1)",this.layout(),e.defer(function(){t.backgroundElement.style.opacity=1,t.domElement.style.opacity=1,t.domElement.style.webkitTransform="scale(1)"})},n.prototype.hide=function(){var e=this,n=function(){e.domElement.style.display="none",e.backgroundElement.style.display="none",t.unbind(e.domElement,"webkitTransitionEnd",n),t.unbind(e.domElement,"transitionend",n),t.unbind(e.domElement,"oTransitionEnd",n)};t.bind(this.domElement,"webkitTransitionEnd",n),t.bind(this.domElement,"transitionend",n),t.bind(this.domElement,"oTransitionEnd",n),this.backgroundElement.style.opacity=0,this.domElement.style.opacity=0,this.domElement.style.webkitTransform="scale(1.1)"},n.prototype.layout=function(){this.domElement.style.left=window.innerWidth/2-t.getWidth(this.domElement)/2+"px",this.domElement.style.top=window.innerHeight/2-t.getHeight(this.domElement)/2+"px"},n}(n.dom.dom,n.utils.common),n.dom.dom,n.utils.common)},,,,,function(t,e,n){t.exports=function(){return new Worker(n.p+"hilbert3D.min.js")}},function(t,e,n){"use strict";function i(t){if(t&&t.__esModule)return t;var e={};if(null!=t)for(var n in t)Object.prototype.hasOwnProperty.call(t,n)&&(e[n]=t[n]);return e.default=t,e}function r(){var t=.95*window.innerWidth,e=.95*window.innerHeight;f=E.webgl?new _.WebGLRenderer({antialias:!0,preserveDrawingBuffer:!0}):new _.CanvasRenderer,m=new _.Scene,g=new _.PerspectiveCamera(33,window.innerWidth/window.innerHeight,1,1e4),g.position.set(50,50,50),g.lookAt(0,0,0),m.add(g),f.setSize(t,e),f.setClearColor(v.background_color,1),f.setPixelRatio(window.devicePixelRatio),d=f.domElement,d.name="canvas",d.addEventListener("dblclick",ondblclick,!1),d.addEventListener("click",onclick,!1),document.body.appendChild(d),p=new T(g,d),p.enableDamping=!0,c(v.grid),u(v.axis)}function o(){requestAnimationFrame(o),f.render(m,g)}function a(t){var e=new b.GUI;e.remember(t),e.add(t,"linewidth").name("Line thickness").min(1).max(10).step(1),e.addColor(t,"background_color").name("Background color").onChange(function(t){m.background=new _.Color(t)}),e.add(t,"size").min(1).max(30).step(1).name("Size"),e.add(t,"draw").name("Draw the curve"),e.addColor(t,"background_color").name("Background color").onChange(function(t){m.background=new _.Color(t)}),e.add(t,"axis").name("Draw axis?").listen().onChange(function(t){u(t)}),e.add(t,"grid").name("Draw grids?").listen().onChange(function(t){c(t)}),e.add(t,"download").name("Download"),e.add(t,"clear").name("Clear the scene")}function s(){for(;m.children.length>0;)m.remove(m.children[0]);c(v.grid),u(v.axis)}function c(t){if(!0===t){var e=new _.GridHelper(100,50);e.name="gridXZ",m.add(e);var n=new _.GridHelper(100,50);n.rotation.x=Math.PI/2,n.name="gridXY",m.add(n);var i=new _.GridHelper(100,50);i.rotation.z=Math.PI/2,i.name="gridYZ",m.add(i)}else m.remove(m.getObjectByName("gridXZ")),m.remove(m.getObjectByName("gridXY")),m.remove(m.getObjectByName("gridYZ"))}function u(t){if(!0===t){var e=new _.AxisHelper(100);e.name="axis",m.add(e)}else m.remove(m.getObjectByName("axis"))}function l(t,e){s();var n=new _.Geometry,i=[];n.vertices=t;for(var r=0;r<e;r++)i[r]=new _.Color(16777215);n.colors=i;for(var o,a,c=new _.LineBasicMaterial({color:16777215,opacity:1,linewidth:1,vertexColors:_.VertexColors}),u=[[c,.3*1.5,[0,0,0],n]],r=0;r<u.length;++r)a=u[r],o=new _.Line(a[3],a[0]),o.scale.x=o.scale.y=o.scale.z=a[1],o.position.x=a[2][0],o.position.y=a[2][1],o.position.z=a[2][2];m.add(new _.Line(n,c))}function h(t,e,n){var i=d.toDataURL("image/png"),r=document.createElement("a");r.download=n,r.href=i,r.dataset.downloadurl=["image/png",r.download,r.href].join(":"),document.body.appendChild(r),r.click(),document.body.removeChild(r)}var d,p,f,m,g,v,y=n(2),_=i(y),x=n(0),b=i(x),w=n(3),E=i(w),M=n(10),T=n(1)(_),S=new M;S.onmessage=function(t){l(t.data.points,t.data.size)},window.addEventListener("resize",function(){g.aspect=window.innerWidth/window.innerHeight,g.updateProjectionMatrix(),f.setSize(.95*window.innerWidth,.95*window.innerHeight)},!1),window.addEventListener("load",function(){v={size:4,draw:function(){var t=JSON.parse(JSON.stringify(v));S.postMessage(t)},clear:function(){s()},download:function(){var t="hilbert-curve-"+(new Date).getTime().toString();h(d,"canvas",t)},linewidth:2,axis:!0,grid:!1,background_color:"#000000"},r(),a(v),o()})}]);

hilbert3D.min.js

!function(t){function i(s){if(r[s])return r[s].exports;var n=r[s]={i:s,l:!1,exports:{}};return t[s].call(n.exports,n,n.exports,i),n.l=!0,n.exports}var r={};i.m=t,i.c=r,i.i=function(t){return t},i.d=function(t,r,s){i.o(t,r)||Object.defineProperty(t,r,{configurable:!1,enumerable:!0,get:s})},i.n=function(t){var r=t&&t.__esModule?function(){return t.default}:function(){return t};return i.d(r,"a",r),r},i.o=function(t,i){return Object.prototype.hasOwnProperty.call(t,i)},i.p="",i(i.s=1)}([function(t,i,r){var s=i.Hilbert2d=r(2).Hilbert2d,n=i.Hilbert3d=r(3).Hilbert3d,e=new s;i.d2xy=e.d2xy,i.xy=e.xy,i.xy2d=e.xy2d,i.d2=e.d;var h=new n;i.d2xyz=h.d2xyz,i.xyz=h.xyz,i.xyz2d=h.xyz2d,i.d3=h.d,i.d=function(){if(2==arguments.length)return e.d.apply(e,arguments);if(3==arguments.length)return h.d.apply(h,arguments);throw new Error("Invalid number of arguments: "+arguments.length+". Need 2 or 3")}},function(t,i,r){"use strict";var s=r(0),n=function(t){if(t&&t.__esModule)return t;var i={};if(null!=t)for(var r in t)Object.prototype.hasOwnProperty.call(t,r)&&(i[r]=t[r]);return i.default=t,i}(s);self.addEventListener("message",function(t){for(var i=Math.pow(2,3*t.data.size),r=new n.Hilbert3d(i),s=[],h=0,o=0,a=0;a<i;a++){var x=r.xyz(a);x.x>=o&&(o=x),s.push({x:x.x/1,y:x.y/1,z:x.z/1}),void 0!==s[a-1]&&(h+=e(s[a-1],x))}postMessage({points:s,size:i,distance:h})},!1);var e=function(t,i){return Math.sqrt(Math.pow(t.x-i.x,2)+Math.pow(t.y-i.y,2)+Math.pow(t.z-i.z,2))}},function(t,i){i.Hilbert2d=function(t,i){function r(t){return{x:t.y,y:t.x}}if(t=t||{},"number"==typeof t?(this.size=t,this.anchorAxisOrder=i||"xy"):"string"==typeof t?this.anchorAxisOrder=t:(this.size=t.top,this.anchorAxisOrder=t.axisOrder||"xy"),!(this.anchorAxisOrder in{xy:1,yx:1}))throw new Error("Invalid axis order: "+anchorAxisOrder);if(this.size){this.log2size=0;for(var s=1;s<this.size;s*=2,this.log2size++);if(s!=this.size)throw new Error("Invalid size: "+this.size+". 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index.html

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vendors.min.js

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Use .enableZoom instead."),!this.enableZoom},set:function(t){console.warn("THREE.OrbitControls: .noZoom has been deprecated. Use .enableZoom instead."),this.enableZoom=!t}},noRotate:{get:function(){return console.warn("THREE.OrbitControls: .noRotate has been deprecated. Use .enableRotate instead."),!this.enableRotate},set:function(t){console.warn("THREE.OrbitControls: .noRotate has been deprecated. Use .enableRotate instead."),this.enableRotate=!t}},noPan:{get:function(){return console.warn("THREE.OrbitControls: .noPan has been deprecated. Use .enablePan instead."),!this.enablePan},set:function(t){console.warn("THREE.OrbitControls: .noPan has been deprecated. Use .enablePan instead."),this.enablePan=!t}},noKeys:{get:function(){return console.warn("THREE.OrbitControls: .noKeys has been deprecated. Use .enableKeys instead."),!this.enableKeys},set:function(t){console.warn("THREE.OrbitControls: .noKeys has been deprecated. Use .enableKeys instead."),this.enableKeys=!t}},staticMoving:{get:function(){return console.warn("THREE.OrbitControls: .staticMoving has been deprecated. Use .enableDamping instead."),!this.enableDamping},set:function(t){console.warn("THREE.OrbitControls: .staticMoving has been deprecated. Use .enableDamping instead."),this.enableDamping=!t}},dynamicDampingFactor:{get:function(){return console.warn("THREE.OrbitControls: .dynamicDampingFactor has been renamed. Use .dampingFactor instead."),this.dampingFactor},set:function(t){console.warn("THREE.OrbitControls: .dynamicDampingFactor has been renamed. 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Z;T.min.set(g.x,g.y),T.max.set(g.x+(g.z-16),g.y+(g.w-16)),void 0===u&&n(),p.useProgram(u),m.initAttributes(),m.enableAttribute(c.vertex),m.enableAttribute(c.uv),m.disableUnusedAttributes(),p.uniform1i(h.occlusionMap,0),p.uniform1i(h.map,1),p.bindBuffer(p.ARRAY_BUFFER,o),p.vertexAttribPointer(c.vertex,2,p.FLOAT,!1,16,0),p.vertexAttribPointer(c.uv,2,p.FLOAT,!1,16,8),p.bindBuffer(p.ELEMENT_ARRAY_BUFFER,a),m.disable(p.CULL_FACE),m.buffers.depth.setMask(!1);for(var S=0,A=e.length;S<A;S++){b=16/g.w,w.set(b*y,b);var C=e[S];if(v.set(C.matrixWorld.elements[12],C.matrixWorld.elements[13],C.matrixWorld.elements[14]),v.applyMatrix4(s.matrixWorldInverse),v.applyMatrix4(s.projectionMatrix),M.copy(v),E.x=g.x+M.x*_+_-8,E.y=g.y+M.y*x+x-8,!0===T.containsPoint(E)){m.activeTexture(p.TEXTURE0),m.bindTexture(p.TEXTURE_2D,null),m.activeTexture(p.TEXTURE1),m.bindTexture(p.TEXTURE_2D,f),p.copyTexImage2D(p.TEXTURE_2D,0,p.RGB,E.x,E.y,16,16,0),p.uniform1i(h.renderType,0),p.uniform2f(h.scale,w.x,w.y),p.uniform3f(h.screenPosition,M.x,M.y,M.z),m.disable(p.BLEND),m.enable(p.DEPTH_TEST),p.drawElements(p.TRIANGLES,6,p.UNSIGNED_SHORT,0),m.activeTexture(p.TEXTURE0),m.bindTexture(p.TEXTURE_2D,d),p.copyTexImage2D(p.TEXTURE_2D,0,p.RGBA,E.x,E.y,16,16,0),p.uniform1i(h.renderType,1),m.disable(p.DEPTH_TEST),m.activeTexture(p.TEXTURE1),m.bindTexture(p.TEXTURE_2D,f),p.drawElements(p.TRIANGLES,6,p.UNSIGNED_SHORT,0),C.positionScreen.copy(M),C.customUpdateCallback?C.customUpdateCallback(C):C.updateLensFlares(),p.uniform1i(h.renderType,2),m.enable(p.BLEND);for(var L=0,R=C.lensFlares.length;L<R;L++){var P=C.lensFlares[L];P.opacity>.001&&P.scale>.001&&(M.x=P.x,M.y=P.y,M.z=P.z,b=P.size*P.scale/g.w,w.x=b*y,w.y=b,p.uniform3f(h.screenPosition,M.x,M.y,M.z),p.uniform2f(h.scale,w.x,w.y),p.uniform1f(h.rotation,P.rotation),p.uniform1f(h.opacity,P.opacity),p.uniform3f(h.color,P.color.r,P.color.g,P.color.b),m.setBlending(P.blending,P.blendEquation,P.blendSrc,P.blendDst),t.setTexture2D(P.texture,1),p.drawElements(p.TRIANGLES,6,p.UNSIGNED_SHORT,0))}}}m.enable(p.CULL_FACE),m.enable(p.DEPTH_TEST),m.buffers.depth.setMask(!0),t.resetGLState()}}}function K(t,e){function n(){var t=new Float32Array([-.5,-.5,0,0,.5,-.5,1,0,.5,.5,1,1,-.5,.5,0,1]),e=new 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rotatedPosition;","finalPosition = projectionMatrix * finalPosition;","gl_Position = finalPosition;","}"].join("\n")),p.shaderSource(r,["precision "+t.getPrecision()+" float;","uniform vec3 color;","uniform sampler2D map;","uniform float opacity;","uniform int fogType;","uniform vec3 fogColor;","uniform float fogDensity;","uniform float fogNear;","uniform float fogFar;","uniform float alphaTest;","varying vec2 vUV;","void main() {","vec4 texture = texture2D( map, vUV );","if ( texture.a < alphaTest ) discard;","gl_FragColor = vec4( color * texture.xyz, texture.a * opacity );","if ( fogType > 0 ) {","float depth = gl_FragCoord.z / gl_FragCoord.w;","float fogFactor = 0.0;","if ( fogType == 1 ) {","fogFactor = smoothstep( fogNear, fogFar, depth );","} else {","const float LOG2 = 1.442695;","fogFactor = exp2( - fogDensity * fogDensity * depth * depth * LOG2 );","fogFactor = 1.0 - clamp( fogFactor, 0.0, 1.0 );","}","gl_FragColor = mix( gl_FragColor, vec4( fogColor, gl_FragColor.w ), 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c=0,l=0,_=r.fog;_?(p.uniform3f(f.fogColor,_.color.r,_.color.g,_.color.b),_.isFog?(p.uniform1f(f.fogNear,_.near),p.uniform1f(f.fogFar,_.far),p.uniform1i(f.fogType,1),c=1,l=1):_.isFogExp2&&(p.uniform1f(f.fogDensity,_.density),p.uniform1i(f.fogType,2),c=2,l=2)):(p.uniform1i(f.fogType,0),c=0,l=0);for(var x=0,b=e.length;x<b;x++){var w=e[x];w.modelViewMatrix.multiplyMatrices(o.matrixWorldInverse,w.matrixWorld),w.z=-w.modelViewMatrix.elements[14]}e.sort(i);for(var M=[],x=0,b=e.length;x<b;x++){var w=e[x],E=w.material;if(!1!==E.visible){p.uniform1f(f.alphaTest,E.alphaTest),p.uniformMatrix4fv(f.modelViewMatrix,!1,w.modelViewMatrix.elements),w.matrixWorld.decompose(g,v,y),M[0]=y.x,M[1]=y.y;var T=0;r.fog&&E.fog&&(T=l),c!==T&&(p.uniform1i(f.fogType,T),c=T),null!==E.map?(p.uniform2f(f.uvOffset,E.map.offset.x,E.map.offset.y),p.uniform2f(f.uvScale,E.map.repeat.x,E.map.repeat.y)):(p.uniform2f(f.uvOffset,0,0),p.uniform2f(f.uvScale,1,1)),p.uniform1f(f.opacity,E.opacity),p.uniform3f(f.color,E.color.r,E.color.g,E.color.b),p.uniform1f(f.rotation,E.rotation),p.uniform2fv(f.scale,M),m.setBlending(E.blending,E.blendEquation,E.blendSrc,E.blendDst),m.buffers.depth.setTest(E.depthTest),m.buffers.depth.setMask(E.depthWrite),E.map?t.setTexture2D(E.map,0):t.setTexture2D(d,0),p.drawElements(p.TRIANGLES,6,p.UNSIGNED_SHORT,0)}}m.enable(p.CULL_FACE),t.resetGLState()}}}function Q(){Object.defineProperty(this,"id",{value:Fs++}),this.uuid=Ms.generateUUID(),this.name="",this.type="Material",this.fog=!0,this.lights=!0,this.blending=So,this.side=vo,this.shading=bo,this.vertexColors=wo,this.opacity=1,this.transparent=!1,this.blendSrc=ko,this.blendDst=Go,this.blendEquation=Po,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.depthFunc=Jo,this.depthTest=!0,this.depthWrite=!0,this.clippingPlanes=null,this.clipIntersection=!1,this.clipShadows=!1,this.colorWrite=!0,this.precision=null,this.polygonOffset=!1,this.polygonOffsetFactor=0,this.polygonOffsetUnits=0,this.dithering=!1,this.alphaTest=0,this.premultipliedAlpha=!1,this.overdraw=0,this.visible=!0,this.needsUpdate=!0}function $(t){Q.call(this),this.type="ShaderMaterial",this.defines={},this.uniforms={},this.vertexShader="void main() {\n\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n}",this.fragmentShader="void main() {\n\tgl_FragColor = vec4( 1.0, 0.0, 0.0, 1.0 );\n}",this.linewidth=1,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.lights=!1,this.clipping=!1,this.skinning=!1,this.morphTargets=!1,this.morphNormals=!1,this.extensions={derivatives:!1,fragDepth:!1,drawBuffers:!1,shaderTextureLOD:!1},this.defaultAttributeValues={color:[1,1,1],uv:[0,0],uv2:[0,0]},this.index0AttributeName=void 0,void 0!==t&&(void 0!==t.attributes&&console.error("THREE.ShaderMaterial: attributes should now be defined in THREE.BufferGeometry instead."),this.setValues(t))}function tt(t){Q.call(this),this.type="MeshDepthMaterial",this.depthPacking=bs,this.skinning=!1,this.morphTargets=!1,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.lights=!1,this.setValues(t)}function et(t,e){this.min=void 0!==t?t:new l(1/0,1/0,1/0),this.max=void 0!==e?e:new l(-1/0,-1/0,-1/0)}function nt(t,e){this.center=void 0!==t?t:new l,this.radius=void 0!==e?e:0}function rt(){this.elements=[1,0,0,0,1,0,0,0,1],arguments.length>0&&console.error("THREE.Matrix3: the constructor no longer reads arguments. use .set() instead.")}function it(t,e){this.normal=void 0!==t?t:new l(1,0,0),this.constant=void 0!==e?e:0}function ot(t,e,n,r,i,o){this.planes=[void 0!==t?t:new it,void 0!==e?e:new it,void 0!==n?n:new it,void 0!==r?r:new it,void 0!==i?i:new it,void 0!==o?o:new it]}function at(t,e,n,r){function o(e,n,r,i){var o=e.geometry,a=null,s=M,u=e.customDepthMaterial;if(r&&(s=E,u=e.customDistanceMaterial),u)a=u;else{var c=!1;n.morphTargets&&(o&&o.isBufferGeometry?c=o.morphAttributes&&o.morphAttributes.position&&o.morphAttributes.position.length>0:o&&o.isGeometry&&(c=o.morphTargets&&o.morphTargets.length>0)),e.isSkinnedMesh&&!1===n.skinning&&console.warn("THREE.WebGLShadowMap: THREE.SkinnedMesh with material.skinning set to false:",e);var l=e.isSkinnedMesh&&n.skinning,h=0;c&&(h|=x),l&&(h|=b),a=s[h]}if(t.localClippingEnabled&&!0===n.clipShadows&&0!==n.clippingPlanes.length){var f=a.uuid,d=n.uuid,p=T[f];void 0===p&&(p={},T[f]=p);var m=p[d];void 0===m&&(m=a.clone(),p[d]=m),a=m}a.visible=n.visible,a.wireframe=n.wireframe;var g=n.side;return F.renderSingleSided&&g==_o&&(g=vo),F.renderReverseSided&&(g===vo?g=yo:g===yo&&(g=vo)),a.side=g,a.clipShadows=n.clipShadows,a.clippingPlanes=n.clippingPlanes,a.wireframeLinewidth=n.wireframeLinewidth,a.linewidth=n.linewidth,r&&void 0!==a.uniforms.lightPos&&a.uniforms.lightPos.value.copy(i),a}function u(e,r,i,a){if(!1!==e.visible){if(e.layers.test(r.layers)&&(e.isMesh||e.isLine||e.isPoints)&&e.castShadow&&(!e.frustumCulled||d.intersectsObject(e))){e.modelViewMatrix.multiplyMatrices(i.matrixWorldInverse,e.matrixWorld);var s=n.update(e),c=e.material;if(Array.isArray(c))for(var l=s.groups,h=0,f=l.length;h<f;h++){var p=l[h],m=c[p.materialIndex];if(m&&m.visible){var g=o(e,m,a,_);t.renderBufferDirect(i,null,s,g,e,p)}}else if(c.visible){var g=o(e,c,a,_);t.renderBufferDirect(i,null,s,g,e,null)}}for(var v=e.children,y=0,x=v.length;y<x;y++)u(v[y],r,i,a)}}var c=t.context,f=t.state,d=new ot,p=new h,m=e.shadows,g=new i,v=new i(r.maxTextureSize,r.maxTextureSize),y=new l,_=new l,x=1,b=2,w=1+(x|b),M=new Array(w),E=new Array(w),T={},S=[new l(1,0,0),new l(-1,0,0),new l(0,0,1),new l(0,0,-1),new l(0,1,0),new l(0,-1,0)],A=[new l(0,1,0),new l(0,1,0),new l(0,1,0),new l(0,1,0),new l(0,0,1),new l(0,0,-1)],C=[new a,new a,new a,new a,new a,new a],L=new tt;L.depthPacking=ws,L.clipping=!0;for(var R=Ds.distanceRGBA,P=Os.clone(R.uniforms),N=0;N!==w;++N){var I=0!=(N&x),O=0!=(N&b),U=L.clone();U.morphTargets=I,U.skinning=O,M[N]=U;var D=new $({defines:{USE_SHADOWMAP:""},uniforms:P,vertexShader:R.vertexShader,fragmentShader:R.fragmentShader,morphTargets:I,skinning:O,clipping:!0});E[N]=D}var F=this;this.enabled=!1,this.autoUpdate=!0,this.needsUpdate=!1,this.type=mo,this.renderReverseSided=!0,this.renderSingleSided=!0,this.render=function(e,n){if(!1!==F.enabled&&(!1!==F.autoUpdate||!1!==F.needsUpdate)&&0!==m.length){f.disable(c.BLEND),f.buffers.color.setClear(1,1,1,1),f.buffers.depth.setTest(!0),f.setScissorTest(!1);for(var r,i,o=0,a=m.length;o<a;o++){var l=m[o],h=l.shadow;if(void 0!==h){var x=h.camera,b=h.matrix;if(_.setFromMatrixPosition(l.matrixWorld),x.position.copy(_),g.copy(h.mapSize),g.min(v),l&&l.isPointLight){r=6,i=!0;var w=g.x,M=g.y;C[0].set(2*w,M,w,M),C[1].set(0,M,w,M),C[2].set(3*w,M,w,M),C[3].set(w,M,w,M),C[4].set(3*w,0,w,M),C[5].set(w,0,w,M),g.x*=4,g.y*=2,b.makeTranslation(-_.x,-_.y,-_.z)}else r=1,i=!1,y.setFromMatrixPosition(l.target.matrixWorld),x.lookAt(y),x.updateMatrixWorld(),x.matrixWorldInverse.getInverse(x.matrixWorld),b.set(.5,0,0,.5,0,.5,0,.5,0,0,.5,.5,0,0,0,1),b.multiply(x.projectionMatrix),b.multiply(x.matrixWorldInverse);if(null===h.map){var E={minFilter:xa,magFilter:xa,format:ka};h.map=new s(g.x,g.y,E),h.map.texture.name=l.name+".shadowMap",x.updateProjectionMatrix()}h.isSpotLightShadow&&h.update(l);var T=h.map;t.setRenderTarget(T),t.clear();for(var L=0;L<r;L++){if(i){y.copy(x.position),y.add(S[L]),x.up.copy(A[L]),x.lookAt(y),x.updateMatrixWorld(),x.matrixWorldInverse.getInverse(x.matrixWorld);var R=C[L];f.viewport(R)}p.multiplyMatrices(x.projectionMatrix,x.matrixWorldInverse),d.setFromMatrix(p),u(e,n,x,i)}}else console.warn("THREE.WebGLShadowMap:",l,"has no shadow.")}var P=t.getClearColor(),N=t.getClearAlpha();t.setClearColor(P,N),F.needsUpdate=!1}}}function st(t,e){this.origin=void 0!==t?t:new l,this.direction=void 0!==e?e:new l}function ut(t,e,n,r){this._x=t||0,this._y=e||0,this._z=n||0,this._order=r||ut.DefaultOrder}function ct(){this.mask=1}function lt(){function t(){i.setFromEuler(r,!1)}function e(){r.setFromQuaternion(i,void 0,!1)}Object.defineProperty(this,"id",{value:Bs++}),this.uuid=Ms.generateUUID(),this.name="",this.type="Object3D",this.parent=null,this.children=[],this.up=lt.DefaultUp.clone();var n=new l,r=new ut,i=new c,o=new l(1,1,1);r.onChange(t),i.onChange(e),Object.defineProperties(this,{position:{enumerable:!0,value:n},rotation:{enumerable:!0,value:r},quaternion:{enumerable:!0,value:i},scale:{enumerable:!0,value:o},modelViewMatrix:{value:new h},normalMatrix:{value:new rt}}),this.matrix=new h,this.matrixWorld=new h,this.matrixAutoUpdate=lt.DefaultMatrixAutoUpdate,this.matrixWorldNeedsUpdate=!1,this.layers=new ct,this.visible=!0,this.castShadow=!1,this.receiveShadow=!1,this.frustumCulled=!0,this.renderOrder=0,this.userData={},this.onBeforeRender=function(){},this.onAfterRender=function(){}}function ht(t,e){this.start=void 0!==t?t:new l,this.end=void 0!==e?e:new l}function ft(t,e,n){this.a=void 0!==t?t:new l,this.b=void 0!==e?e:new l,this.c=void 0!==n?n:new l}function dt(t,e,n,r,i,o){this.a=t,this.b=e,this.c=n,this.normal=r&&r.isVector3?r:new l,this.vertexNormals=Array.isArray(r)?r:[],this.color=i&&i.isColor?i:new Y,this.vertexColors=Array.isArray(i)?i:[],this.materialIndex=void 0!==o?o:0}function pt(t){Q.call(this),this.type="MeshBasicMaterial",this.color=new Y(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.combine=ea,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.skinning=!1,this.morphTargets=!1,this.lights=!1,this.setValues(t)}function mt(t,e,n){if(Array.isArray(t))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.uuid=Ms.generateUUID(),this.array=t,this.itemSize=e,this.count=void 0!==t?t.length/e:0,this.normalized=!0===n,this.dynamic=!1,this.updateRange={offset:0,count:-1},this.onUploadCallback=function(){},this.version=0}function gt(t,e){mt.call(this,new Int8Array(t),e)}function vt(t,e){mt.call(this,new Uint8Array(t),e)}function yt(t,e){mt.call(this,new Uint8ClampedArray(t),e)}function _t(t,e){mt.call(this,new Int16Array(t),e)}function xt(t,e){mt.call(this,new Uint16Array(t),e)}function bt(t,e){mt.call(this,new Int32Array(t),e)}function wt(t,e){mt.call(this,new Uint32Array(t),e)}function Mt(t,e){mt.call(this,new Float32Array(t),e)}function Et(t,e){mt.call(this,new Float64Array(t),e)}function Tt(){this.indices=[],this.vertices=[],this.normals=[],this.colors=[],this.uvs=[],this.uvs2=[],this.groups=[],this.morphTargets={},this.skinWeights=[],this.skinIndices=[],this.boundingBox=null,this.boundingSphere=null,this.verticesNeedUpdate=!1,this.normalsNeedUpdate=!1,this.colorsNeedUpdate=!1,this.uvsNeedUpdate=!1,this.groupsNeedUpdate=!1}function St(t){if(0===t.length)return-1/0;for(var e=t[0],n=1,r=t.length;n<r;++n)t[n]>e&&(e=t[n]);return e}function At(){return zs++}function Ct(){Object.defineProperty(this,"id",{value:At()}),this.uuid=Ms.generateUUID(),this.name="",this.type="Geometry",this.vertices=[],this.colors=[],this.faces=[],this.faceVertexUvs=[[]],this.morphTargets=[],this.morphNormals=[],this.skinWeights=[],this.skinIndices=[],this.lineDistances=[],this.boundingBox=null,this.boundingSphere=null,this.elementsNeedUpdate=!1,this.verticesNeedUpdate=!1,this.uvsNeedUpdate=!1,this.normalsNeedUpdate=!1,this.colorsNeedUpdate=!1,this.lineDistancesNeedUpdate=!1,this.groupsNeedUpdate=!1}function Lt(){Object.defineProperty(this,"id",{value:At()}),this.uuid=Ms.generateUUID(),this.name="",this.type="BufferGeometry",this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null,this.drawRange={start:0,count:1/0}}function Rt(t,e){lt.call(this),this.type="Mesh",this.geometry=void 0!==t?t:new Lt,this.material=void 0!==e?e:new pt({color:16777215*Math.random()}),this.drawMode=ls,this.updateMorphTargets()}function Pt(t,e,n,r,i,o){Ct.call(this),this.type="BoxGeometry",this.parameters={width:t,height:e,depth:n,widthSegments:r,heightSegments:i,depthSegments:o},this.fromBufferGeometry(new Nt(t,e,n,r,i,o)),this.mergeVertices()}function Nt(t,e,n,r,i,o){function a(t,e,n,r,i,o,a,m,g,v,y){var _,x,b=o/g,w=a/v,M=o/2,E=a/2,T=m/2,S=g+1,A=v+1,C=0,L=0,R=new l;for(x=0;x<A;x++){var P=x*w-E;for(_=0;_<S;_++){var N=_*b-M;R[t]=N*r,R[e]=P*i,R[n]=T,c.push(R.x,R.y,R.z),R[t]=0,R[e]=0,R[n]=m>0?1:-1,h.push(R.x,R.y,R.z),f.push(_/g),f.push(1-x/v),C+=1}}for(x=0;x<v;x++)for(_=0;_<g;_++){var I=d+_+S*x,O=d+_+S*(x+1),U=d+(_+1)+S*(x+1),D=d+(_+1)+S*x;u.push(I,O,D),u.push(O,U,D),L+=6}s.addGroup(p,L,y),p+=L,d+=C}Lt.call(this),this.type="BoxBufferGeometry",this.parameters={width:t,height:e,depth:n,widthSegments:r,heightSegments:i,depthSegments:o};var s=this;r=Math.floor(r)||1,i=Math.floor(i)||1,o=Math.floor(o)||1;var u=[],c=[],h=[],f=[],d=0,p=0;a("z","y","x",-1,-1,n,e,t,o,i,0),a("z","y","x",1,-1,n,e,-t,o,i,1),a("x","z","y",1,1,t,n,e,r,o,2),a("x","z","y",1,-1,t,n,-e,r,o,3),a("x","y","z",1,-1,t,e,n,r,i,4),a("x","y","z",-1,-1,t,e,-n,r,i,5),this.setIndex(u),this.addAttribute("position",new Mt(c,3)),this.addAttribute("normal",new Mt(h,3)),this.addAttribute("uv",new Mt(f,2))}function It(t,e,n,r){Ct.call(this),this.type="PlaneGeometry",this.parameters={width:t,height:e,widthSegments:n,heightSegments:r},this.fromBufferGeometry(new Ot(t,e,n,r)),this.mergeVertices()}function Ot(t,e,n,r){Lt.call(this),this.type="PlaneBufferGeometry",this.parameters={width:t,height:e,widthSegments:n,heightSegments:r};var i,o,a=t/2,s=e/2,u=Math.floor(n)||1,c=Math.floor(r)||1,l=u+1,h=c+1,f=t/u,d=e/c,p=[],m=[],g=[],v=[];for(o=0;o<h;o++){var y=o*d-s;for(i=0;i<l;i++){var _=i*f-a;m.push(_,-y,0),g.push(0,0,1),v.push(i/u),v.push(1-o/c)}}for(o=0;o<c;o++)for(i=0;i<u;i++){var x=i+l*o,b=i+l*(o+1),w=i+1+l*(o+1),M=i+1+l*o;p.push(x,b,M),p.push(b,w,M)}this.setIndex(p),this.addAttribute("position",new Mt(m,3)),this.addAttribute("normal",new Mt(g,3)),this.addAttribute("uv",new Mt(v,2))}function Ut(){lt.call(this),this.type="Camera",this.matrixWorldInverse=new h,this.projectionMatrix=new h}function Dt(t,e,n,r){Ut.call(this),this.type="PerspectiveCamera",this.fov=void 0!==t?t:50,this.zoom=1,this.near=void 0!==n?n:.1,this.far=void 0!==r?r:2e3,this.focus=10,this.aspect=void 0!==e?e:1,this.view=null,this.filmGauge=35,this.filmOffset=0,this.updateProjectionMatrix()}function Ft(t,e,n,r,i,o){Ut.call(this),this.type="OrthographicCamera",this.zoom=1,this.view=null,this.left=t,this.right=e,this.top=n,this.bottom=r,this.near=void 0!==i?i:.1,this.far=void 0!==o?o:2e3,this.updateProjectionMatrix()}function Bt(t){function e(e,n){var r=e.array,i=e.dynamic?t.DYNAMIC_DRAW:t.STATIC_DRAW,o=t.createBuffer();t.bindBuffer(n,o),t.bufferData(n,r,i),e.onUploadCallback();var a=t.FLOAT;return r instanceof Float32Array?a=t.FLOAT:r instanceof Float64Array?console.warn("Unsupported data buffer format: Float64Array"):r instanceof Uint16Array?a=t.UNSIGNED_SHORT:r instanceof Int16Array?a=t.SHORT:r instanceof Uint32Array?a=t.UNSIGNED_INT:r instanceof Int32Array?a=t.INT:r instanceof Int8Array?a=t.BYTE:r instanceof Uint8Array&&(a=t.UNSIGNED_BYTE),{buffer:o,type:a,bytesPerElement:r.BYTES_PER_ELEMENT,version:e.version}}function n(e,n,r){var i=n.array,o=n.updateRange;t.bindBuffer(r,e),!1===n.dynamic?t.bufferData(r,i,t.STATIC_DRAW):-1===o.count?t.bufferSubData(r,0,i):0===o.count?console.error("THREE.WebGLObjects.updateBuffer: dynamic THREE.BufferAttribute marked as needsUpdate but updateRange.count is 0, ensure you are using set methods or updating 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new Error("unsupported encoding: "+t)}}function Kt(t,e){var n=Jt(e);return"vec4 "+t+"( vec4 value ) { return "+n[0]+"ToLinear"+n[1]+"; }"}function Qt(t,e){var n=Jt(e);return"vec4 "+t+"( vec4 value ) { return LinearTo"+n[0]+n[1]+"; }"}function $t(t,e){var n;switch(e){case oa:n="Linear";break;case aa:n="Reinhard";break;case sa:n="Uncharted2";break;case ua:n="OptimizedCineon";break;default:throw new Error("unsupported toneMapping: "+e)}return"vec3 "+t+"( vec3 color ) { return "+n+"ToneMapping( color ); }"}function te(t,e,n){return t=t||{},[t.derivatives||e.envMapCubeUV||e.bumpMap||e.normalMap||e.flatShading?"#extension GL_OES_standard_derivatives : enable":"",(t.fragDepth||e.logarithmicDepthBuffer)&&n.get("EXT_frag_depth")?"#extension GL_EXT_frag_depth : enable":"",t.drawBuffers&&n.get("WEBGL_draw_buffers")?"#extension GL_EXT_draw_buffers : require":"",(t.shaderTextureLOD||e.envMap)&&n.get("EXT_shader_texture_lod")?"#extension GL_EXT_shader_texture_lod : 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M=i.getProgramInfoLog(y),E=i.getShaderInfoLog(b),T=i.getShaderInfoLog(w),S=!0,A=!0;!1===i.getProgramParameter(y,i.LINK_STATUS)?(S=!1,console.error("THREE.WebGLProgram: shader error: ",i.getError(),"gl.VALIDATE_STATUS",i.getProgramParameter(y,i.VALIDATE_STATUS),"gl.getProgramInfoLog",M,E,T)):""!==M?console.warn("THREE.WebGLProgram: gl.getProgramInfoLog()",M):""!==E&&""!==T||(A=!1),A&&(this.diagnostics={runnable:S,material:n,programLog:M,vertexShader:{log:E,prefix:d},fragmentShader:{log:T,prefix:p}}),i.deleteShader(b),i.deleteShader(w);var C;this.getUniforms=function(){return void 0===C&&(C=new q(i,y,t)),C};var L;return this.getAttributes=function(){return void 0===L&&(L=ne(i,y)),L},this.destroy=function(){i.deleteProgram(y),this.program=void 0},Object.defineProperties(this,{uniforms:{get:function(){return console.warn("THREE.WebGLProgram: .uniforms is now .getUniforms()."),this.getUniforms()}},attributes:{get:function(){return console.warn("THREE.WebGLProgram: .attributes is now 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This GPU supports "+a+"."),0):a}function r(t,e){var n;return t?t.isTexture?n=t.encoding:t.isWebGLRenderTarget&&(console.warn("THREE.WebGLPrograms.getTextureEncodingFromMap: don't use render targets as textures. Use their .texture property instead."),n=t.texture.encoding):n=ds,n===ds&&e&&(n=ms),n}var i=[],o={MeshDepthMaterial:"depth",MeshNormalMaterial:"normal",MeshBasicMaterial:"basic",MeshLambertMaterial:"lambert",MeshPhongMaterial:"phong",MeshToonMaterial:"phong",MeshStandardMaterial:"physical",MeshPhysicalMaterial:"physical",LineBasicMaterial:"basic",LineDashedMaterial:"dashed",PointsMaterial:"points"},a=["precision","supportsVertexTextures","map","mapEncoding","envMap","envMapMode","envMapEncoding","lightMap","aoMap","emissiveMap","emissiveMapEncoding","bumpMap","normalMap","displacementMap","specularMap","roughnessMap","metalnessMap","gradientMap","alphaMap","combine","vertexColors","fog","useFog","fogExp","flatShading","sizeAttenuation","logarithmicDepthBuffer","skinning","maxBones","useVertexTexture","morphTargets","morphNormals","maxMorphTargets","maxMorphNormals","premultipliedAlpha","numDirLights","numPointLights","numSpotLights","numHemiLights","numRectAreaLights","shadowMapEnabled","shadowMapType","toneMapping","physicallyCorrectLights","alphaTest","doubleSided","flipSided","numClippingPlanes","numClipIntersection","depthPacking","dithering"];this.getParameters=function(i,a,s,u,c,l){var h=o[i.type],f=l.isSkinnedMesh?n(l):0,d=t.getPrecision();null!==i.precision&&(d=e.getMaxPrecision(i.precision))!==i.precision&&console.warn("THREE.WebGLProgram.getParameters:",i.precision,"not supported, using",d,"instead.");var p=t.getRenderTarget();return{shaderID:h,precision:d,supportsVertexTextures:e.vertexTextures,outputEncoding:r(p?p.texture:null,t.gammaOutput),map:!!i.map,mapEncoding:r(i.map,t.gammaInput),envMap:!!i.envMap,envMapMode:i.envMap&&i.envMap.mapping,envMapEncoding:r(i.envMap,t.gammaInput),envMapCubeUV:!!i.envMap&&(i.envMap.mapping===ma||i.envMap.mapping===ga),lightMap:!!i.lightMap,aoMap:!!i.aoMap,emissiveMap:!!i.emissiveMap,emissiveMapEncoding:r(i.emissiveMap,t.gammaInput),bumpMap:!!i.bumpMap,normalMap:!!i.normalMap,displacementMap:!!i.displacementMap,roughnessMap:!!i.roughnessMap,metalnessMap:!!i.metalnessMap,specularMap:!!i.specularMap,alphaMap:!!i.alphaMap,gradientMap:!!i.gradientMap,combine:i.combine,vertexColors:i.vertexColors,fog:!!s,useFog:i.fog,fogExp:s&&s.isFogExp2,flatShading:i.shading===xo,sizeAttenuation:i.sizeAttenuation,logarithmicDepthBuffer:e.logarithmicDepthBuffer,skinning:i.skinning&&f>0,maxBones:f,useVertexTexture:e.floatVertexTextures,morphTargets:i.morphTargets,morphNormals:i.morphNormals,maxMorphTargets:t.maxMorphTargets,maxMorphNormals:t.maxMorphNormals,numDirLights:a.directional.length,numPointLights:a.point.length,numSpotLights:a.spot.length,numRectAreaLights:a.rectArea.length,numHemiLights:a.hemi.length,numClippingPlanes:u,numClipIntersection:c,dithering:i.dithering,shadowMapEnabled:t.shadowMap.enabled&&l.receiveShadow&&a.shadows.length>0,shadowMapType:t.shadowMap.type,toneMapping:t.toneMapping,physicallyCorrectLights:t.physicallyCorrectLights,premultipliedAlpha:i.premultipliedAlpha,alphaTest:i.alphaTest,doubleSided:i.side===_o,flipSided:i.side===yo,depthPacking:void 0!==i.depthPacking&&i.depthPacking}},this.getProgramCode=function(t,e){var n=[];if(e.shaderID?n.push(e.shaderID):(n.push(t.fragmentShader),n.push(t.vertexShader)),void 0!==t.defines)for(var r in t.defines)n.push(r),n.push(t.defines[r]);for(var i=0;i<a.length;i++)n.push(e[a[i]]);return n.join()},this.acquireProgram=function(e,n,r){for(var o,a=0,s=i.length;a<s;a++){var u=i[a];if(u.code===r){o=u,++o.usedTimes;break}}return void 0===o&&(o=new se(t,r,e,n),i.push(o)),o},this.releaseProgram=function(t){if(0==--t.usedTimes){var e=i.indexOf(t);i[e]=i[i.length-1],i.pop(),t.destroy()}},this.programs=i}function ce(t,e,n,r,i,o,a){function s(t,e){if(t.width>e||t.height>e){var n=e/Math.max(t.width,t.height),r=document.createElementNS("http://www.w3.org/1999/xhtml","canvas");r.width=Math.floor(t.width*n),r.height=Math.floor(t.height*n);return r.getContext("2d").drawImage(t,0,0,t.width,t.height,0,0,r.width,r.height),console.warn("THREE.WebGLRenderer: image is too big ("+t.width+"x"+t.height+"). 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Texture.wrapS and Texture.wrapT should be set to THREE.ClampToEdgeWrapping.",a),t.texParameteri(n,t.TEXTURE_MAG_FILTER,h(a.magFilter)),t.texParameteri(n,t.TEXTURE_MIN_FILTER,h(a.minFilter)),a.minFilter!==xa&&a.minFilter!==Ma&&console.warn("THREE.WebGLRenderer: Texture is not power of two. 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x=t.DEPTH_COMPONENT;if(r.type===Na){if(!A)throw new Error("Float Depth Texture only supported in WebGL2.0");x=t.DEPTH_COMPONENT32F}else A&&(x=t.DEPTH_COMPONENT16);r.format===ja&&x===t.DEPTH_COMPONENT&&r.type!==La&&r.type!==Pa&&(console.warn("THREE.WebGLRenderer: Use UnsignedShortType or UnsignedIntType for DepthFormat DepthTexture."),r.type=La,g=o(r.type)),r.format===Wa&&(x=t.DEPTH_STENCIL,r.type!==Fa&&(console.warn("THREE.WebGLRenderer: Use UnsignedInt248Type for DepthStencilFormat DepthTexture."),r.type=Fa,g=o(r.type))),n.texImage2D(t.TEXTURE_2D,0,x,d.width,d.height,0,m,g,null)}else if(r.isDataTexture)if(y.length>0&&p){for(var b=0,w=y.length;b<w;b++)v=y[b],n.texImage2D(t.TEXTURE_2D,b,m,v.width,v.height,0,m,g,v.data);r.generateMipmaps=!1}else n.texImage2D(t.TEXTURE_2D,0,m,d.width,d.height,0,m,g,d.data);else if(r.isCompressedTexture)for(var b=0,w=y.length;b<w;b++)v=y[b],r.format!==ka&&r.format!==za?n.getCompressedTextureFormats().indexOf(m)>-1?n.compressedTexImage2D(t.TEXTURE_2D,b,m,v.width,v.height,0,v.data):console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .uploadTexture()"):n.texImage2D(t.TEXTURE_2D,b,m,v.width,v.height,0,m,g,v.data);else if(y.length>0&&p){for(var b=0,w=y.length;b<w;b++)v=y[b],n.texImage2D(t.TEXTURE_2D,b,m,m,g,v);r.generateMipmaps=!1}else n.texImage2D(t.TEXTURE_2D,0,m,m,g,d);r.generateMipmaps&&p&&t.generateMipmap(t.TEXTURE_2D),e.__version=r.version,r.onUpdate&&r.onUpdate(r)}function b(e,i,a,s){var u=o(i.texture.format),c=o(i.texture.type);n.texImage2D(s,0,u,i.width,i.height,0,u,c,null),t.bindFramebuffer(t.FRAMEBUFFER,e),t.framebufferTexture2D(t.FRAMEBUFFER,a,s,r.get(i.texture).__webglTexture,0),t.bindFramebuffer(t.FRAMEBUFFER,null)}function w(e,n){t.bindRenderbuffer(t.RENDERBUFFER,e),n.depthBuffer&&!n.stencilBuffer?(t.renderbufferStorage(t.RENDERBUFFER,t.DEPTH_COMPONENT16,n.width,n.height),t.framebufferRenderbuffer(t.FRAMEBUFFER,t.DEPTH_ATTACHMENT,t.RENDERBUFFER,e)):n.depthBuffer&&n.stencilBuffer?(t.renderbufferStorage(t.RENDERBUFFER,t.DEPTH_STENCIL,n.width,n.height),t.framebufferRenderbuffer(t.FRAMEBUFFER,t.DEPTH_STENCIL_ATTACHMENT,t.RENDERBUFFER,e)):t.renderbufferStorage(t.RENDERBUFFER,t.RGBA4,n.width,n.height),t.bindRenderbuffer(t.RENDERBUFFER,null)}function M(e,n){if(n&&n.isWebGLRenderTargetCube)throw new Error("Depth Texture with cube render targets is not supported!");if(t.bindFramebuffer(t.FRAMEBUFFER,e),!n.depthTexture||!n.depthTexture.isDepthTexture)throw new Error("renderTarget.depthTexture must be an instance of THREE.DepthTexture");r.get(n.depthTexture).__webglTexture&&n.depthTexture.image.width===n.width&&n.depthTexture.image.height===n.height||(n.depthTexture.image.width=n.width,n.depthTexture.image.height=n.height,n.depthTexture.needsUpdate=!0),g(n.depthTexture,0);var i=r.get(n.depthTexture).__webglTexture;if(n.depthTexture.format===ja)t.framebufferTexture2D(t.FRAMEBUFFER,t.DEPTH_ATTACHMENT,t.TEXTURE_2D,i,0);else{if(n.depthTexture.format!==Wa)throw new Error("Unknown depthTexture format");t.framebufferTexture2D(t.FRAMEBUFFER,t.DEPTH_STENCIL_ATTACHMENT,t.TEXTURE_2D,i,0)}}function E(e){var n=r.get(e),i=!0===e.isWebGLRenderTargetCube;if(e.depthTexture){if(i)throw new Error("target.depthTexture not supported in Cube render targets");M(n.__webglFramebuffer,e)}else if(i){n.__webglDepthbuffer=[];for(var o=0;o<6;o++)t.bindFramebuffer(t.FRAMEBUFFER,n.__webglFramebuffer[o]),n.__webglDepthbuffer[o]=t.createRenderbuffer(),w(n.__webglDepthbuffer[o],e)}else t.bindFramebuffer(t.FRAMEBUFFER,n.__webglFramebuffer),n.__webglDepthbuffer=t.createRenderbuffer(),w(n.__webglDepthbuffer,e);t.bindFramebuffer(t.FRAMEBUFFER,null)}function T(e){var i=r.get(e),o=r.get(e.texture);e.addEventListener("dispose",d),o.__webglTexture=t.createTexture(),a.textures++;var s=!0===e.isWebGLRenderTargetCube,c=u(e);if(s){i.__webglFramebuffer=[];for(var l=0;l<6;l++)i.__webglFramebuffer[l]=t.createFramebuffer()}else i.__webglFramebuffer=t.createFramebuffer();if(s){n.bindTexture(t.TEXTURE_CUBE_MAP,o.__webglTexture),_(t.TEXTURE_CUBE_MAP,e.texture,c);for(var l=0;l<6;l++)b(i.__webglFramebuffer[l],e,t.COLOR_ATTACHMENT0,t.TEXTURE_CUBE_MAP_POSITIVE_X+l);e.texture.generateMipmaps&&c&&t.generateMipmap(t.TEXTURE_CUBE_MAP),n.bindTexture(t.TEXTURE_CUBE_MAP,null)}else 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v(e){e.side===_o?p(t.CULL_FACE):d(t.CULL_FACE),y(e.side===yo),!0===e.transparent?g(e.blending,e.blendEquation,e.blendSrc,e.blendDst,e.blendEquationAlpha,e.blendSrcAlpha,e.blendDstAlpha,e.premultipliedAlpha):g(To),N.setFunc(e.depthFunc),N.setTest(e.depthTest),N.setMask(e.depthWrite),P.setMask(e.colorWrite),b(e.polygonOffset,e.polygonOffsetFactor,e.polygonOffsetUnits)}function y(e){Y!==e&&(e?t.frontFace(t.CW):t.frontFace(t.CCW),Y=e)}function _(e){e!==so?(d(t.CULL_FACE),e!==Z&&(e===uo?t.cullFace(t.BACK):e===co?t.cullFace(t.FRONT):t.cullFace(t.FRONT_AND_BACK))):p(t.CULL_FACE),Z=e}function x(e){e!==J&&(nt&&t.lineWidth(e),J=e)}function b(e,n,r){e?(d(t.POLYGON_OFFSET_FILL),K===n&&Q===r||(t.polygonOffset(n,r),K=n,Q=r)):p(t.POLYGON_OFFSET_FILL)}function w(){return $}function M(e){$=e,e?d(t.SCISSOR_TEST):p(t.SCISSOR_TEST)}function E(e){void 0===e&&(e=t.TEXTURE0+tt-1),rt!==e&&(t.activeTexture(e),rt=e)}function T(e,n){null===rt&&E();var r=it[rt];void 0===r&&(r={type:void 0,texture:void 0},it[rt]=r),r.type===e&&r.texture===n||(t.bindTexture(e,n||st[e]),r.type=e,r.texture=n)}function S(){try{t.compressedTexImage2D.apply(t,arguments)}catch(t){console.error(t)}}function A(){try{t.texImage2D.apply(t,arguments)}catch(t){console.error(t)}}function C(e){!1===ot.equals(e)&&(t.scissor(e.x,e.y,e.z,e.w),ot.copy(e))}function L(e){!1===at.equals(e)&&(t.viewport(e.x,e.y,e.z,e.w),at.copy(e))}function R(){for(var e=0;e<D.length;e++)1===D[e]&&(t.disableVertexAttribArray(e),D[e]=0);B={},z=null,rt=null,it={},k=null,Y=null,Z=null,P.reset(),N.reset(),I.reset()}var P=new r,N=new i,I=new o,O=t.getParameter(t.MAX_VERTEX_ATTRIBS),U=new Uint8Array(O),D=new Uint8Array(O),F=new Uint8Array(O),B={},z=null,k=null,G=null,H=null,V=null,j=null,W=null,X=null,q=!1,Y=null,Z=null,J=null,K=null,Q=null,$=null,tt=t.getParameter(t.MAX_TEXTURE_IMAGE_UNITS),et=parseFloat(/^WebGL\ ([0-9])/.exec(t.getParameter(t.VERSION))[1]),nt=parseFloat(et)>=1,rt=null,it={},ot=new a,at=new a,st={};return st[t.TEXTURE_2D]=s(t.TEXTURE_2D,t.TEXTURE_2D,1),st[t.TEXTURE_CUBE_MAP]=s(t.TEXTURE_CUBE_MAP,t.TEXTURE_CUBE_MAP_POSITIVE_X,6),{buffers:{color:P,depth:N,stencil:I},init:u,initAttributes:c,enableAttribute:l,enableAttributeAndDivisor:h,disableUnusedAttributes:f,enable:d,disable:p,getCompressedTextureFormats:m,setBlending:g,setMaterial:v,setFlipSided:y,setCullFace:_,setLineWidth:x,setPolygonOffset:b,getScissorTest:w,setScissorTest:M,activeTexture:E,bindTexture:T,compressedTexImage2D:S,texImage2D:A,scissor:C,viewport:L,reset:R}}function fe(t,e,n){function r(){if(void 0!==o)return o;var n=e.get("EXT_texture_filter_anisotropic");return o=null!==n?t.getParameter(n.MAX_TEXTURE_MAX_ANISOTROPY_EXT):0}function i(e){if("highp"===e){if(t.getShaderPrecisionFormat(t.VERTEX_SHADER,t.HIGH_FLOAT).precision>0&&t.getShaderPrecisionFormat(t.FRAGMENT_SHADER,t.HIGH_FLOAT).precision>0)return"highp";e="mediump"}return"mediump"===e&&t.getShaderPrecisionFormat(t.VERTEX_SHADER,t.MEDIUM_FLOAT).precision>0&&t.getShaderPrecisionFormat(t.FRAGMENT_SHADER,t.MEDIUM_FLOAT).precision>0?"mediump":"lowp"}var o,a=void 0!==n.precision?n.precision:"highp",s=i(a);s!==a&&(console.warn("THREE.WebGLRenderer:",a,"not supported, using",s,"instead."),a=s);var u=!0===n.logarithmicDepthBuffer&&!!e.get("EXT_frag_depth"),c=t.getParameter(t.MAX_TEXTURE_IMAGE_UNITS),l=t.getParameter(t.MAX_VERTEX_TEXTURE_IMAGE_UNITS),h=t.getParameter(t.MAX_TEXTURE_SIZE),f=t.getParameter(t.MAX_CUBE_MAP_TEXTURE_SIZE),d=t.getParameter(t.MAX_VERTEX_ATTRIBS),p=t.getParameter(t.MAX_VERTEX_UNIFORM_VECTORS),m=t.getParameter(t.MAX_VARYING_VECTORS),g=t.getParameter(t.MAX_FRAGMENT_UNIFORM_VECTORS),v=l>0,y=!!e.get("OES_texture_float");return{getMaxAnisotropy:r,getMaxPrecision:i,precision:a,logarithmicDepthBuffer:u,maxTextures:c,maxVertexTextures:l,maxTextureSize:h,maxCubemapSize:f,maxAttributes:d,maxVertexUniforms:p,maxVaryings:m,maxFragmentUniforms:g,vertexTextures:v,floatFragmentTextures:y,floatVertexTextures:v&&y}}function de(t){var e={};return{get:function(n){if(void 0!==e[n])return e[n];var r;switch(n){case"WEBGL_depth_texture":r=t.getExtension("WEBGL_depth_texture")||t.getExtension("MOZ_WEBGL_depth_texture")||t.getExtension("WEBKIT_WEBGL_depth_texture");break;case"EXT_texture_filter_anisotropic":r=t.getExtension("EXT_texture_filter_anisotropic")||t.getExtension("MOZ_EXT_texture_filter_anisotropic")||t.getExtension("WEBKIT_EXT_texture_filter_anisotropic");break;case"WEBGL_compressed_texture_s3tc":r=t.getExtension("WEBGL_compressed_texture_s3tc")||t.getExtension("MOZ_WEBGL_compressed_texture_s3tc")||t.getExtension("WEBKIT_WEBGL_compressed_texture_s3tc");break;case"WEBGL_compressed_texture_pvrtc":r=t.getExtension("WEBGL_compressed_texture_pvrtc")||t.getExtension("WEBKIT_WEBGL_compressed_texture_pvrtc");break;case"WEBGL_compressed_texture_etc1":r=t.getExtension("WEBGL_compressed_texture_etc1");break;default:r=t.getExtension(n)}return null===r&&console.warn("THREE.WebGLRenderer: "+n+" extension not supported."),e[n]=r,r}}}function pe(){function t(){c.value!==r&&(c.value=r,c.needsUpdate=i>0),n.numPlanes=i,n.numIntersection=0}function e(t,e,r,i){var o=null!==t?t.length:0,a=null;if(0!==o){if(a=c.value,!0!==i||null===a){var l=r+4*o,h=e.matrixWorldInverse;u.getNormalMatrix(h),(null===a||a.length<l)&&(a=new Float32Array(l));for(var f=0,d=r;f!==o;++f,d+=4)s.copy(t[f]).applyMatrix4(h,u),s.normal.toArray(a,d),a[d+3]=s.constant}c.value=a,c.needsUpdate=!0}return n.numPlanes=o,a}var n=this,r=null,i=0,o=!1,a=!1,s=new it,u=new rt,c={value:null,needsUpdate:!1};this.uniform=c,this.numPlanes=0,this.numIntersection=0,this.init=function(t,n,a){var s=0!==t.length||n||0!==i||o;return o=n,r=e(t,a,0),i=t.length,s},this.beginShadows=function(){a=!0,e(null)},this.endShadows=function(){a=!1,t()},this.setState=function(n,s,u,l,h,f){if(!o||null===n||0===n.length||a&&!u)a?e(null):t();else{var d=a?0:i,p=4*d,m=h.clippingState||null;c.value=m,m=e(n,l,p,f);for(var 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0===r?a.material:r,l=a.group;if(s.onBeforeRender(tt,e,n,u,c,l),n.isArrayCamera&&n.enabled)for(var h=n.cameras,f=0,d=h.length;f<d;f++){var p=h[f],m=p.bounds;tt.setViewport(m.x*gt*yt,m.y*vt*yt,m.z*gt*yt,m.w*vt*yt),tt.setScissor(m.x*gt*yt,m.y*vt*yt,m.z*gt*yt,m.w*vt*yt),tt.setScissorTest(!0),v(s,e,p,u,c,l)}else v(s,e,n,u,c,l);s.onAfterRender(tt,e,n,u,c,l)}}function v(t,e,n,r,i,o){if(t.modelViewMatrix.multiplyMatrices(n.matrixWorldInverse,t.matrixWorld),t.normalMatrix.getNormalMatrix(t.modelViewMatrix),t.isImmediateRenderObject){Jt.setMaterial(i);var a=_(n,e.fog,i,t);st="",c(t,a,i)}else tt.renderBufferDirect(n,e.fog,r,i,t,o)}function y(t,e,n){var r=Kt.get(t),i=ne.getParameters(t,It,e,Mt.numPlanes,Mt.numIntersection,n),a=ne.getProgramCode(t,i),s=r.program,c=!0;if(void 0===s)t.addEventListener("dispose",o);else if(s.code!==a)u(t);else{if(void 0!==i.shaderID)return;c=!1}if(c){if(i.shaderID){var l=Ds[i.shaderID];r.__webglShader={name:t.type,uniforms:Os.clone(l.uniforms),vertexShader:l.vertexShader,fragmentShader:l.fragmentShader}}else r.__webglShader={name:t.type,uniforms:t.uniforms,vertexShader:t.vertexShader,fragmentShader:t.fragmentShader};t.__webglShader=r.__webglShader,s=ne.acquireProgram(t,i,a),r.program=s,t.program=s}var h=s.getAttributes();if(t.morphTargets){t.numSupportedMorphTargets=0;for(var f=0;f<tt.maxMorphTargets;f++)h["morphTarget"+f]>=0&&t.numSupportedMorphTargets++}if(t.morphNormals){t.numSupportedMorphNormals=0;for(var f=0;f<tt.maxMorphNormals;f++)h["morphNormal"+f]>=0&&t.numSupportedMorphNormals++}var d=r.__webglShader.uniforms;(t.isShaderMaterial||t.isRawShaderMaterial)&&!0!==t.clipping||(r.numClippingPlanes=Mt.numPlanes,r.numIntersection=Mt.numIntersection,d.clippingPlanes=Mt.uniform),r.fog=e,r.lightsHash=It.hash,t.lights&&(d.ambientLightColor.value=It.ambient,d.directionalLights.value=It.directional,d.spotLights.value=It.spot,d.rectAreaLights.value=It.rectArea,d.pointLights.value=It.point,d.hemisphereLights.value=It.hemi,d.directionalShadowMap.value=It.directionalShadowMap,d.directionalShadowMatrix.value=It.directionalShadowMatrix,d.spotShadowMap.value=It.spotShadowMap,d.spotShadowMatrix.value=It.spotShadowMatrix,d.pointShadowMap.value=It.pointShadowMap,d.pointShadowMatrix.value=It.pointShadowMatrix);var p=r.program.getUniforms(),m=q.seqWithValue(p.seq,d);r.uniformsList=m}function _(t,e,n,r){ft=0;var i=Kt.get(n);if(Et&&(Tt||t!==ut)){var o=t===ut&&n.id===it;Mt.setState(n.clippingPlanes,n.clipIntersection,n.clipShadows,t,i,o)}!1===n.needsUpdate&&(void 0===i.program?n.needsUpdate=!0:n.fog&&i.fog!==e?n.needsUpdate=!0:n.lights&&i.lightsHash!==It.hash?n.needsUpdate=!0:void 0===i.numClippingPlanes||i.numClippingPlanes===Mt.numPlanes&&i.numIntersection===Mt.numIntersection||(n.needsUpdate=!0)),n.needsUpdate&&(y(n,e,r),n.needsUpdate=!1);var a=!1,s=!1,u=!1,c=i.program,l=c.getUniforms(),h=i.__webglShader.uniforms;if(c.id!==et&&(kt.useProgram(c.program),et=c.id,a=!0,s=!0,u=!0),n.id!==it&&(it=n.id,s=!0),a||t!==ut){if(l.setValue(kt,"projectionMatrix",t.projectionMatrix),Zt.logarithmicDepthBuffer&&l.setValue(kt,"logDepthBufFC",2/(Math.log(t.far+1)/Math.LN2)),t!==ut&&(ut=t,s=!0,u=!0),n.isShaderMaterial||n.isMeshPhongMaterial||n.isMeshStandardMaterial||n.envMap){var d=l.map.cameraPosition;void 0!==d&&d.setValue(kt,At.setFromMatrixPosition(t.matrixWorld))}(n.isMeshPhongMaterial||n.isMeshLambertMaterial||n.isMeshBasicMaterial||n.isMeshStandardMaterial||n.isShaderMaterial||n.skinning)&&l.setValue(kt,"viewMatrix",t.matrixWorldInverse),l.setValue(kt,"toneMappingExposure",tt.toneMappingExposure),l.setValue(kt,"toneMappingWhitePoint",tt.toneMappingWhitePoint)}if(n.skinning){l.setOptional(kt,r,"bindMatrix"),l.setOptional(kt,r,"bindMatrixInverse");var p=r.skeleton;if(p){var m=p.bones;if(Zt.floatVertexTextures){if(void 0===p.boneTexture){var g=Math.sqrt(4*m.length);g=Ms.nextPowerOfTwo(Math.ceil(g)),g=Math.max(g,4);var v=new Float32Array(g*g*4);v.set(p.boneMatrices);var _=new f(v,g,g,ka,Na);p.boneMatrices=v,p.boneTexture=_,p.boneTextureSize=g}l.setValue(kt,"boneTexture",p.boneTexture),l.setValue(kt,"boneTextureSize",p.boneTextureSize)}else l.setOptional(kt,p,"boneMatrices")}}return s&&(n.lights&&P(h,u),e&&n.fog&&E(h,e),(n.isMeshBasicMaterial||n.isMeshLambertMaterial||n.isMeshPhongMaterial||n.isMeshStandardMaterial||n.isMeshNormalMaterial||n.isMeshDepthMaterial)&&x(h,n),n.isLineBasicMaterial?b(h,n):n.isLineDashedMaterial?(b(h,n),w(h,n)):n.isPointsMaterial?M(h,n):n.isMeshLambertMaterial?T(h,n):n.isMeshToonMaterial?A(h,n):n.isMeshPhongMaterial?S(h,n):n.isMeshPhysicalMaterial?L(h,n):n.isMeshStandardMaterial?C(h,n):n.isMeshDepthMaterial?n.displacementMap&&(h.displacementMap.value=n.displacementMap,h.displacementScale.value=n.displacementScale,h.displacementBias.value=n.displacementBias):n.isMeshNormalMaterial&&R(h,n),void 0!==h.ltcMat&&(h.ltcMat.value=Is.LTC_MAT_TEXTURE),void 0!==h.ltcMag&&(h.ltcMag.value=Is.LTC_MAG_TEXTURE),q.upload(kt,i.uniformsList,h,tt)),l.setValue(kt,"modelViewMatrix",r.modelViewMatrix),l.setValue(kt,"normalMatrix",r.normalMatrix),l.setValue(kt,"modelMatrix",r.matrixWorld),c}function x(t,e){t.opacity.value=e.opacity,t.diffuse.value=e.color,e.emissive&&t.emissive.value.copy(e.emissive).multiplyScalar(e.emissiveIntensity),t.map.value=e.map,t.specularMap.value=e.specularMap,t.alphaMap.value=e.alphaMap,e.lightMap&&(t.lightMap.value=e.lightMap,t.lightMapIntensity.value=e.lightMapIntensity),e.aoMap&&(t.aoMap.value=e.aoMap,t.aoMapIntensity.value=e.aoMapIntensity);var n;if(e.map?n=e.map:e.specularMap?n=e.specularMap:e.displacementMap?n=e.displacementMap:e.normalMap?n=e.normalMap:e.bumpMap?n=e.bumpMap:e.roughnessMap?n=e.roughnessMap:e.metalnessMap?n=e.metalnessMap:e.alphaMap?n=e.alphaMap:e.emissiveMap&&(n=e.emissiveMap),void 0!==n){n.isWebGLRenderTarget&&(n=n.texture);var r=n.offset,i=n.repeat;t.offsetRepeat.value.set(r.x,r.y,i.x,i.y)}t.envMap.value=e.envMap,t.flipEnvMap.value=e.envMap&&e.envMap.isCubeTexture?-1:1,t.reflectivity.value=e.reflectivity,t.refractionRatio.value=e.refractionRatio}function b(t,e){t.diffuse.value=e.color,t.opacity.value=e.opacity}function w(t,e){t.dashSize.value=e.dashSize,t.totalSize.value=e.dashSize+e.gapSize,t.scale.value=e.scale}function M(t,e){if(t.diffuse.value=e.color,t.opacity.value=e.opacity,t.size.value=e.size*yt,t.scale.value=.5*vt,t.map.value=e.map,null!==e.map){var n=e.map.offset,r=e.map.repeat;t.offsetRepeat.value.set(n.x,n.y,r.x,r.y)}}function E(t,e){t.fogColor.value=e.color,e.isFog?(t.fogNear.value=e.near,t.fogFar.value=e.far):e.isFogExp2&&(t.fogDensity.value=e.density)}function T(t,e){e.emissiveMap&&(t.emissiveMap.value=e.emissiveMap)}function S(t,e){t.specular.value=e.specular,t.shininess.value=Math.max(e.shininess,1e-4),e.emissiveMap&&(t.emissiveMap.value=e.emissiveMap),e.bumpMap&&(t.bumpMap.value=e.bumpMap,t.bumpScale.value=e.bumpScale),e.normalMap&&(t.normalMap.value=e.normalMap,t.normalScale.value.copy(e.normalScale)),e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias)}function A(t,e){S(t,e),e.gradientMap&&(t.gradientMap.value=e.gradientMap)}function C(t,e){t.roughness.value=e.roughness,t.metalness.value=e.metalness,e.roughnessMap&&(t.roughnessMap.value=e.roughnessMap),e.metalnessMap&&(t.metalnessMap.value=e.metalnessMap),e.emissiveMap&&(t.emissiveMap.value=e.emissiveMap),e.bumpMap&&(t.bumpMap.value=e.bumpMap,t.bumpScale.value=e.bumpScale),e.normalMap&&(t.normalMap.value=e.normalMap,t.normalScale.value.copy(e.normalScale)),e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias),e.envMap&&(t.envMapIntensity.value=e.envMapIntensity)}function L(t,e){t.clearCoat.value=e.clearCoat,t.clearCoatRoughness.value=e.clearCoatRoughness,C(t,e)}function R(t,e){e.bumpMap&&(t.bumpMap.value=e.bumpMap,t.bumpScale.value=e.bumpScale),e.normalMap&&(t.normalMap.value=e.normalMap,t.normalScale.value.copy(e.normalScale)),e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias)}function P(t,e){t.ambientLightColor.needsUpdate=e,t.directionalLights.needsUpdate=e,t.pointLights.needsUpdate=e,t.spotLights.needsUpdate=e,t.rectAreaLights.needsUpdate=e,t.hemisphereLights.needsUpdate=e}function N(t){for(var e=0,n=0,r=t.length;n<r;n++){var i=t[n];i.castShadow&&(It.shadows[e]=i,e++)}It.shadows.length=e}function I(t,e){var n,r,i,o,a,s,u,c,l=0,h=0,f=0,d=e.matrixWorldInverse,p=0,m=0,g=0,v=0,y=0;for(n=0,r=t.length;n<r;n++)if(i=t[n],a=i.color,s=i.intensity,u=i.distance,c=i.shadow&&i.shadow.map?i.shadow.map.texture:null,i.isAmbientLight)l+=a.r*s,h+=a.g*s,f+=a.b*s;else if(i.isDirectionalLight){var _=re.get(i);_.color.copy(i.color).multiplyScalar(i.intensity),_.direction.setFromMatrixPosition(i.matrixWorld),At.setFromMatrixPosition(i.target.matrixWorld),_.direction.sub(At),_.direction.transformDirection(d),_.shadow=i.castShadow,i.castShadow&&(o=i.shadow,_.shadowBias=o.bias,_.shadowRadius=o.radius,_.shadowMapSize=o.mapSize),It.directionalShadowMap[p]=c,It.directionalShadowMatrix[p]=i.shadow.matrix,It.directional[p]=_,p++}else if(i.isSpotLight){var _=re.get(i);_.position.setFromMatrixPosition(i.matrixWorld),_.position.applyMatrix4(d),_.color.copy(a).multiplyScalar(s),_.distance=u,_.direction.setFromMatrixPosition(i.matrixWorld),At.setFromMatrixPosition(i.target.matrixWorld),_.direction.sub(At),_.direction.transformDirection(d),_.coneCos=Math.cos(i.angle),_.penumbraCos=Math.cos(i.angle*(1-i.penumbra)),_.decay=0===i.distance?0:i.decay,_.shadow=i.castShadow,i.castShadow&&(o=i.shadow,_.shadowBias=o.bias,_.shadowRadius=o.radius,_.shadowMapSize=o.mapSize),It.spotShadowMap[g]=c,It.spotShadowMatrix[g]=i.shadow.matrix,It.spot[g]=_,g++}else if(i.isRectAreaLight){var _=re.get(i);_.color.copy(a).multiplyScalar(s/(i.width*i.height)),_.position.setFromMatrixPosition(i.matrixWorld),_.position.applyMatrix4(d),Pt.identity(),Ct.copy(i.matrixWorld),Ct.premultiply(d),Pt.extractRotation(Ct),_.halfWidth.set(.5*i.width,0,0),_.halfHeight.set(0,.5*i.height,0),_.halfWidth.applyMatrix4(Pt),_.halfHeight.applyMatrix4(Pt),It.rectArea[v]=_,v++}else if(i.isPointLight){var _=re.get(i);_.position.setFromMatrixPosition(i.matrixWorld),_.position.applyMatrix4(d),_.color.copy(i.color).multiplyScalar(i.intensity),_.distance=i.distance,_.decay=0===i.distance?0:i.decay,_.shadow=i.castShadow,i.castShadow&&(o=i.shadow,_.shadowBias=o.bias,_.shadowRadius=o.radius,_.shadowMapSize=o.mapSize),It.pointShadowMap[m]=c,It.pointShadowMatrix[m]=i.shadow.matrix,It.point[m]=_,m++}else if(i.isHemisphereLight){var _=re.get(i);_.direction.setFromMatrixPosition(i.matrixWorld),_.direction.transformDirection(d),_.direction.normalize(),_.skyColor.copy(i.color).multiplyScalar(s),_.groundColor.copy(i.groundColor).multiplyScalar(s),It.hemi[y]=_,y++}It.ambient[0]=l,It.ambient[1]=h,It.ambient[2]=f,It.directional.length=p,It.spot.length=g,It.rectArea.length=v,It.point.length=m,It.hemi.length=y,It.hash=p+","+m+","+g+","+v+","+y+","+It.shadows.length}function O(){var t=ft;return t>=Zt.maxTextures&&console.warn("WebGLRenderer: trying to use "+t+" texture units while 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kt.DEPTH_STENCIL;if(t===Po)return kt.FUNC_ADD;if(t===No)return kt.FUNC_SUBTRACT;if(t===Io)return kt.FUNC_REVERSE_SUBTRACT;if(t===Do)return kt.ZERO;if(t===Fo)return kt.ONE;if(t===Bo)return kt.SRC_COLOR;if(t===zo)return kt.ONE_MINUS_SRC_COLOR;if(t===ko)return kt.SRC_ALPHA;if(t===Go)return kt.ONE_MINUS_SRC_ALPHA;if(t===Ho)return kt.DST_ALPHA;if(t===Vo)return kt.ONE_MINUS_DST_ALPHA;if(t===jo)return kt.DST_COLOR;if(t===Wo)return kt.ONE_MINUS_DST_COLOR;if(t===Xo)return kt.SRC_ALPHA_SATURATE;if((t===Xa||t===qa||t===Ya||t===Za)&&null!==(e=Yt.get("WEBGL_compressed_texture_s3tc"))){if(t===Xa)return e.COMPRESSED_RGB_S3TC_DXT1_EXT;if(t===qa)return e.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(t===Ya)return e.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(t===Za)return e.COMPRESSED_RGBA_S3TC_DXT5_EXT}if((t===Ja||t===Ka||t===Qa||t===$a)&&null!==(e=Yt.get("WEBGL_compressed_texture_pvrtc"))){if(t===Ja)return e.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(t===Ka)return e.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(t===Qa)return e.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(t===$a)return e.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}if(t===ts&&null!==(e=Yt.get("WEBGL_compressed_texture_etc1")))return e.COMPRESSED_RGB_ETC1_WEBGL;if((t===Oo||t===Uo)&&null!==(e=Yt.get("EXT_blend_minmax"))){if(t===Oo)return e.MIN_EXT;if(t===Uo)return e.MAX_EXT}return t===Fa&&null!==(e=Yt.get("WEBGL_depth_texture"))?e.UNSIGNED_INT_24_8_WEBGL:0}console.log("THREE.WebGLRenderer",oo),t=t||{};var D=void 0!==t.canvas?t.canvas:document.createElementNS("http://www.w3.org/1999/xhtml","canvas"),F=void 0!==t.context?t.context:null,B=void 0!==t.alpha&&t.alpha,z=void 0===t.depth||t.depth,k=void 0===t.stencil||t.stencil,G=void 0!==t.antialias&&t.antialias,H=void 0===t.premultipliedAlpha||t.premultipliedAlpha,V=void 0!==t.preserveDrawingBuffer&&t.preserveDrawingBuffer,j=[],W=null,X=new Float32Array(8),Z=[],Q=[];this.domElement=D,this.context=null,this.autoClear=!0,this.autoClearColor=!0,this.autoClearDepth=!0,this.autoClearStencil=!0,this.sortObjects=!0,this.clippingPlanes=[],this.localClippingEnabled=!1,this.gammaFactor=2,this.gammaInput=!1,this.gammaOutput=!1,this.physicallyCorrectLights=!1,this.toneMapping=oa,this.toneMappingExposure=1,this.toneMappingWhitePoint=1,this.maxMorphTargets=8,this.maxMorphNormals=4;var tt=this,et=null,nt=null,rt=null,it=-1,st="",ut=null,ct=new a,lt=null,ht=new a,ft=0,dt=new Y(0),mt=0,gt=D.width,vt=D.height,yt=1,_t=new a(0,0,gt,vt),xt=!1,bt=new a(0,0,gt,vt),wt=new ot,Mt=new pe,Et=!1,Tt=!1,St=new h,At=new l,Ct=new h,Pt=new h,It={hash:"",ambient:[0,0,0],directional:[],directionalShadowMap:[],directionalShadowMatrix:[],spot:[],spotShadowMap:[],spotShadowMatrix:[],rectArea:[],point:[],pointShadowMap:[],pointShadowMatrix:[],hemi:[],shadows:[]},Ut={geometries:0,textures:0},zt={frame:0,calls:0,vertices:0,faces:0,points:0};this.info={render:zt,memory:Ut,programs:null};var kt;try{var Gt={alpha:B,depth:z,stencil:k,antialias:G,premultipliedAlpha:H,preserveDrawingBuffer:V};if(null===(kt=F||D.getContext("webgl",Gt)||D.getContext("experimental-webgl",Gt)))throw null!==D.getContext("webgl")?"Error creating WebGL context with your selected attributes.":"Error creating WebGL context.";void 0===kt.getShaderPrecisionFormat&&(kt.getShaderPrecisionFormat=function(){return{rangeMin:1,rangeMax:1,precision:1}}),D.addEventListener("webglcontextlost",i,!1)}catch(t){console.error("THREE.WebGLRenderer: "+t)}var Yt=new de(kt);Yt.get("WEBGL_depth_texture"),Yt.get("OES_texture_float"),Yt.get("OES_texture_float_linear"),Yt.get("OES_texture_half_float"),Yt.get("OES_texture_half_float_linear"),Yt.get("OES_standard_derivatives"),Yt.get("ANGLE_instanced_arrays"),Yt.get("OES_element_index_uint")&&(Lt.MaxIndex=4294967296);var Zt=new fe(kt,Yt,t),Jt=new he(kt,Yt,U),Kt=new le,Qt=new ce(kt,Yt,Jt,Kt,Zt,U,Ut),$t=new Bt(kt),te=new Wt(kt,$t,Ut),ee=new qt(kt,te,zt),ne=new ue(this,Zt),re=new Xt,ie=new Ht;this.info.programs=ne.programs;var oe,ae,se,me,ge=new jt(kt,Yt,zt),ve=new Vt(kt,Yt,zt);n(),this.context=kt,this.capabilities=Zt,this.extensions=Yt,this.properties=Kt,this.state=Jt;var ye=new at(this,It,ee,Zt);this.shadowMap=ye;var _e=new K(this,Z),xe=new J(this,Q);this.getContext=function(){return kt},this.getContextAttributes=function(){return kt.getContextAttributes()},this.forceContextLoss=function(){var t=Yt.get("WEBGL_lose_context");t&&t.loseContext()},this.getMaxAnisotropy=function(){return Zt.getMaxAnisotropy()},this.getPrecision=function(){return Zt.precision},this.getPixelRatio=function(){return yt},this.setPixelRatio=function(t){void 0!==t&&(yt=t,this.setSize(bt.z,bt.w,!1))},this.getSize=function(){return{width:gt,height:vt}},this.setSize=function(t,e,n){gt=t,vt=e,D.width=t*yt,D.height=e*yt,!1!==n&&(D.style.width=t+"px",D.style.height=e+"px"),this.setViewport(0,0,t,e)},this.setViewport=function(t,e,n,r){Jt.viewport(bt.set(t,e,n,r))},this.setScissor=function(t,e,n,r){Jt.scissor(_t.set(t,e,n,r))},this.setScissorTest=function(t){Jt.setScissorTest(xt=t)},this.getClearColor=function(){return dt},this.setClearColor=function(t,e){dt.set(t),mt=void 0!==e?e:1,Jt.buffers.color.setClear(dt.r,dt.g,dt.b,mt,H)},this.getClearAlpha=function(){return mt},this.setClearAlpha=function(t){mt=t,Jt.buffers.color.setClear(dt.r,dt.g,dt.b,mt,H)},this.clear=function(t,e,n){var r=0;(void 0===t||t)&&(r|=kt.COLOR_BUFFER_BIT),(void 0===e||e)&&(r|=kt.DEPTH_BUFFER_BIT),(void 0===n||n)&&(r|=kt.STENCIL_BUFFER_BIT),kt.clear(r)},this.clearColor=function(){this.clear(!0,!1,!1)},this.clearDepth=function(){this.clear(!1,!0,!1)},this.clearStencil=function(){this.clear(!1,!1,!0)},this.clearTarget=function(t,e,n,r){this.setRenderTarget(t),this.clear(e,n,r)},this.resetGLState=r,this.dispose=function(){D.removeEventListener("webglcontextlost",i,!1),ie.dispose()},this.renderBufferImmediate=function(t,e,n){Jt.initAttributes();var r=Kt.get(t);t.hasPositions&&!r.position&&(r.position=kt.createBuffer()),t.hasNormals&&!r.normal&&(r.normal=kt.createBuffer()),t.hasUvs&&!r.uv&&(r.uv=kt.createBuffer()),t.hasColors&&!r.color&&(r.color=kt.createBuffer());var i=e.getAttributes();if(t.hasPositions&&(kt.bindBuffer(kt.ARRAY_BUFFER,r.position),kt.bufferData(kt.ARRAY_BUFFER,t.positionArray,kt.DYNAMIC_DRAW),Jt.enableAttribute(i.position),kt.vertexAttribPointer(i.position,3,kt.FLOAT,!1,0,0)),t.hasNormals){if(kt.bindBuffer(kt.ARRAY_BUFFER,r.normal),!n.isMeshPhongMaterial&&!n.isMeshStandardMaterial&&!n.isMeshNormalMaterial&&n.shading===xo)for(var o=0,a=3*t.count;o<a;o+=9){var s=t.normalArray,u=(s[o+0]+s[o+3]+s[o+6])/3,c=(s[o+1]+s[o+4]+s[o+7])/3,l=(s[o+2]+s[o+5]+s[o+8])/3;s[o+0]=u,s[o+1]=c,s[o+2]=l,s[o+3]=u,s[o+4]=c,s[o+5]=l,s[o+6]=u,s[o+7]=c,s[o+8]=l}kt.bufferData(kt.ARRAY_BUFFER,t.normalArray,kt.DYNAMIC_DRAW),Jt.enableAttribute(i.normal),kt.vertexAttribPointer(i.normal,3,kt.FLOAT,!1,0,0)}t.hasUvs&&n.map&&(kt.bindBuffer(kt.ARRAY_BUFFER,r.uv),kt.bufferData(kt.ARRAY_BUFFER,t.uvArray,kt.DYNAMIC_DRAW),Jt.enableAttribute(i.uv),kt.vertexAttribPointer($t.uv,2,kt.FLOAT,!1,0,0)),t.hasColors&&n.vertexColors!==wo&&(kt.bindBuffer(kt.ARRAY_BUFFER,r.color),kt.bufferData(kt.ARRAY_BUFFER,t.colorArray,kt.DYNAMIC_DRAW),Jt.enableAttribute(i.color),kt.vertexAttribPointer(i.color,3,kt.FLOAT,!1,0,0)),Jt.disableUnusedAttributes(),kt.drawArrays(kt.TRIANGLES,0,t.count),t.count=0},this.renderBufferDirect=function(t,n,r,i,o,a){Jt.setMaterial(i);var s=_(t,n,i,o),u=r.id+"_"+s.id+"_"+(!0===i.wireframe),c=!1;u!==st&&(st=u,c=!0);var l=o.morphTargetInfluences;if(void 0!==l){for(var h=[],f=0,m=l.length;f<m;f++){var g=l[f];h.push([g,f])}h.sort(d),h.length>8&&(h.length=8);for(var v=r.morphAttributes,f=0,m=h.length;f<m;f++){var g=h[f];if(X[f]=g[0],0!==g[0]){var y=g[1];!0===i.morphTargets&&v.position&&r.addAttribute("morphTarget"+f,v.position[y]),!0===i.morphNormals&&v.normal&&r.addAttribute("morphNormal"+f,v.normal[y])}else!0===i.morphTargets&&r.removeAttribute("morphTarget"+f),!0===i.morphNormals&&r.removeAttribute("morphNormal"+f)}for(var f=h.length,x=X.length;f<x;f++)X[f]=0;s.getUniforms().setValue(kt,"morphTargetInfluences",X),c=!0}var y=r.index,b=r.attributes.position,w=1;!0===i.wireframe&&(y=te.getWireframeAttribute(r),w=2);var M=ge;null!==y&&(M=ve,M.setIndex(y)),c&&(p(i,s,r),null!==y&&kt.bindBuffer(kt.ELEMENT_ARRAY_BUFFER,$t.get(y).buffer));var E=0;null!==y?E=y.count:void 0!==b&&(E=b.count);var T=r.drawRange.start*w,S=r.drawRange.count*w,A=null!==a?a.start*w:0,C=null!==a?a.count*w:1/0,L=Math.max(T,A),R=Math.min(E,T+S,A+C)-1,P=Math.max(0,R-L+1);if(0!==P){if(o.isMesh)if(!0===i.wireframe)Jt.setLineWidth(i.wireframeLinewidth*e()),M.setMode(kt.LINES);else switch(o.drawMode){case ls:M.setMode(kt.TRIANGLES);break;case hs:M.setMode(kt.TRIANGLE_STRIP);break;case fs:M.setMode(kt.TRIANGLE_FAN)}else if(o.isLine){var N=i.linewidth;void 0===N&&(N=1),Jt.setLineWidth(N*e()),o.isLineSegments?M.setMode(kt.LINES):o.isLineLoop?M.setMode(kt.LINE_LOOP):M.setMode(kt.LINE_STRIP)}else o.isPoints&&M.setMode(kt.POINTS);r&&r.isInstancedBufferGeometry?r.maxInstancedCount>0&&M.renderInstances(r,L,P):M.render(L,P)}},this.compile=function(t,e){j=[],t.traverse(function(t){t.isLight&&j.push(t)}),I(j,e),t.traverse(function(e){if(e.material)if(Array.isArray(e.material))for(var n=0;n<e.material.length;n++)y(e.material[n],t.fog,e);else y(e.material,t.fog,e)})},this.render=function(t,e,n,r){if(void 0!==e&&!0!==e.isCamera)return void console.error("THREE.WebGLRenderer.render: camera is not an instance of THREE.Camera.");st="",it=-1,ut=null,!0===t.autoUpdate&&t.updateMatrixWorld(),e.onBeforeRender(tt),null===e.parent&&e.updateMatrixWorld(),e.matrixWorldInverse.getInverse(e.matrixWorld),St.multiplyMatrices(e.projectionMatrix,e.matrixWorldInverse),wt.setFromMatrix(St),j.length=0,Z.length=0,Q.length=0,Tt=this.localClippingEnabled,Et=Mt.init(this.clippingPlanes,Tt,e),W=ie.get(t,e),W.init(),m(t,e,tt.sortObjects),W.finish(),!0===tt.sortObjects&&W.sort(),Et&&Mt.beginShadows(),N(j),ye.render(t,e),I(j,e),Et&&Mt.endShadows(),zt.frame++,zt.calls=0,zt.vertices=0,zt.faces=0,zt.points=0,void 0===n&&(n=null),this.setRenderTarget(n);var i=t.background;null===i?Jt.buffers.color.setClear(dt.r,dt.g,dt.b,mt,H):i&&i.isColor&&(Jt.buffers.color.setClear(i.r,i.g,i.b,1,H),r=!0),(this.autoClear||r)&&this.clear(this.autoClearColor,this.autoClearDepth,this.autoClearStencil),i&&i.isCubeTexture?(void 0===se&&(se=new Dt,me=new Rt(new Nt(5,5,5),new $({uniforms:Ds.cube.uniforms,vertexShader:Ds.cube.vertexShader,fragmentShader:Ds.cube.fragmentShader,side:yo,depthTest:!1,depthWrite:!1,fog:!1}))),se.projectionMatrix.copy(e.projectionMatrix),se.matrixWorld.extractRotation(e.matrixWorld),se.matrixWorldInverse.getInverse(se.matrixWorld),me.material.uniforms.tCube.value=i,me.modelViewMatrix.multiplyMatrices(se.matrixWorldInverse,me.matrixWorld),ee.update(me),tt.renderBufferDirect(se,null,me.geometry,me.material,me,null)):i&&i.isTexture&&(void 0===oe&&(oe=new Ft(-1,1,1,-1,0,1),ae=new Rt(new Ot(2,2),new pt({depthTest:!1,depthWrite:!1,fog:!1}))),ae.material.map=i,ee.update(ae),tt.renderBufferDirect(oe,null,ae.geometry,ae.material,ae,null));var o=W.opaque,a=W.transparent;if(t.overrideMaterial){var s=t.overrideMaterial;o.length&&g(o,t,e,s),a.length&&g(a,t,e,s)}else o.length&&g(o,t,e),a.length&&g(a,t,e);_e.render(t,e),xe.render(t,e,ht),n&&Qt.updateRenderTargetMipmap(n),Jt.buffers.depth.setTest(!0),Jt.buffers.depth.setMask(!0),Jt.buffers.color.setMask(!0),e.isArrayCamera&&e.enabled&&tt.setScissorTest(!1),e.onAfterRender(tt)},this.setFaceCulling=function(t,e){Jt.setCullFace(t),Jt.setFlipSided(e===ho)},this.allocTextureUnit=O,this.setTexture2D=function(){var t=!1;return function(e,n){e&&e.isWebGLRenderTarget&&(t||(console.warn("THREE.WebGLRenderer.setTexture2D: don't use render targets as textures. Use their .texture property instead."),t=!0),e=e.texture),Qt.setTexture2D(e,n)}}(),this.setTexture=function(){var t=!1;return function(e,n){t||(console.warn("THREE.WebGLRenderer: .setTexture is deprecated, use setTexture2D instead."),t=!0),Qt.setTexture2D(e,n)}}(),this.setTextureCube=function(){var t=!1;return function(e,n){e&&e.isWebGLRenderTargetCube&&(t||(console.warn("THREE.WebGLRenderer.setTextureCube: don't use cube render targets as textures. 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Oe(t,e,n,r,i,a,s,u,c,l,h,f){o.call(this,null,a,s,u,c,l,r,i,h,f),this.image={width:e,height:n},this.mipmaps=t,this.flipY=!1,this.generateMipmaps=!1}function Ue(t,e,n,r,i,a,s,u,c){o.call(this,t,e,n,r,i,a,s,u,c),this.needsUpdate=!0}function De(t,e,n,r,i,a,s,u,c,l){if((l=void 0!==l?l:ja)!==ja&&l!==Wa)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");void 0===n&&l===ja&&(n=La),void 0===n&&l===Wa&&(n=Fa),o.call(this,null,r,i,a,s,u,l,n,c),this.image={width:t,height:e},this.magFilter=void 0!==s?s:xa,this.minFilter=void 0!==u?u:xa,this.flipY=!1,this.generateMipmaps=!1}function Fe(t){Lt.call(this),this.type="WireframeGeometry";var e,n,r,i,o,a,s,u,c,h,f=[],d=[0,0],p={},m=["a","b","c"];if(t&&t.isGeometry){var g=t.faces;for(e=0,r=g.length;e<r;e++){var v=g[e];for(n=0;n<3;n++)s=v[m[n]],u=v[m[(n+1)%3]],d[0]=Math.min(s,u),d[1]=Math.max(s,u),c=d[0]+","+d[1],void 0===p[c]&&(p[c]={index1:d[0],index2:d[1]})}for(c in p)a=p[c],h=t.vertices[a.index1],f.push(h.x,h.y,h.z),h=t.vertices[a.index2],f.push(h.x,h.y,h.z)}else if(t&&t.isBufferGeometry){var y,_,x,b,w,M,E,T;if(h=new l,null!==t.index){for(y=t.attributes.position,_=t.index,x=t.groups,0===x.length&&(x=[{start:0,count:_.count,materialIndex:0}]),i=0,o=x.length;i<o;++i)for(b=x[i],w=b.start,M=b.count,e=w,r=w+M;e<r;e+=3)for(n=0;n<3;n++)s=_.getX(e+n),u=_.getX(e+(n+1)%3),d[0]=Math.min(s,u),d[1]=Math.max(s,u),c=d[0]+","+d[1],void 0===p[c]&&(p[c]={index1:d[0],index2:d[1]});for(c in p)a=p[c],h.fromBufferAttribute(y,a.index1),f.push(h.x,h.y,h.z),h.fromBufferAttribute(y,a.index2),f.push(h.x,h.y,h.z)}else for(y=t.attributes.position,e=0,r=y.count/3;e<r;e++)for(n=0;n<3;n++)E=3*e+n,h.fromBufferAttribute(y,E),f.push(h.x,h.y,h.z),T=3*e+(n+1)%3,h.fromBufferAttribute(y,T),f.push(h.x,h.y,h.z)}this.addAttribute("position",new Mt(f,3))}function Be(t,e,n){Ct.call(this),this.type="ParametricGeometry",this.parameters={func:t,slices:e,stacks:n},this.fromBufferGeometry(new ze(t,e,n)),this.mergeVertices()}function ze(t,e,n){Lt.call(this),this.type="ParametricBufferGeometry",this.parameters={func:t,slices:e,stacks:n};var r,i,o=[],a=[],s=[],u=[],c=new l,h=new l,f=new l,d=new l,p=new l,m=e+1;for(r=0;r<=n;r++){var g=r/n;for(i=0;i<=e;i++){var v=i/e;h=t(v,g,h),a.push(h.x,h.y,h.z),v-1e-5>=0?(f=t(v-1e-5,g,f),d.subVectors(h,f)):(f=t(v+1e-5,g,f),d.subVectors(f,h)),g-1e-5>=0?(f=t(v,g-1e-5,f),p.subVectors(h,f)):(f=t(v,g+1e-5,f),p.subVectors(f,h)),c.crossVectors(d,p).normalize(),s.push(c.x,c.y,c.z),u.push(v,g)}}for(r=0;r<n;r++)for(i=0;i<e;i++){var y=r*m+i,_=r*m+i+1,x=(r+1)*m+i+1,b=(r+1)*m+i;o.push(y,_,b),o.push(_,x,b)}this.setIndex(o),this.addAttribute("position",new Mt(a,3)),this.addAttribute("normal",new Mt(s,3)),this.addAttribute("uv",new Mt(u,2))}function ke(t,e,n,r){Ct.call(this),this.type="PolyhedronGeometry",this.parameters={vertices:t,indices:e,radius:n,detail:r},this.fromBufferGeometry(new Ge(t,e,n,r)),this.mergeVertices()}function Ge(t,e,n,r){function o(t,e,n,r){var i,o,a=Math.pow(2,r),u=[];for(i=0;i<=a;i++){u[i]=[];var c=t.clone().lerp(n,i/a),l=e.clone().lerp(n,i/a),h=a-i;for(o=0;o<=h;o++)u[i][o]=0===o&&i===a?c:c.clone().lerp(l,o/h)}for(i=0;i<a;i++)for(o=0;o<2*(a-i)-1;o++){var f=Math.floor(o/2);o%2==0?(s(u[i][f+1]),s(u[i+1][f]),s(u[i][f])):(s(u[i][f+1]),s(u[i+1][f+1]),s(u[i+1][f]))}}function a(){for(var t=0;t<m.length;t+=6){var e=m[t+0],n=m[t+2],r=m[t+4],i=Math.max(e,n,r),o=Math.min(e,n,r);i>.9&&o<.1&&(e<.2&&(m[t+0]+=1),n<.2&&(m[t+2]+=1),r<.2&&(m[t+4]+=1))}}function s(t){p.push(t.x,t.y,t.z)}function u(e,n){var r=3*e;n.x=t[r+0],n.y=t[r+1],n.z=t[r+2]}function c(){for(var t=new l,e=new l,n=new l,r=new l,o=new i,a=new i,s=new i,u=0,c=0;u<p.length;u+=9,c+=6){t.set(p[u+0],p[u+1],p[u+2]),e.set(p[u+3],p[u+4],p[u+5]),n.set(p[u+6],p[u+7],p[u+8]),o.set(m[c+0],m[c+1]),a.set(m[c+2],m[c+3]),s.set(m[c+4],m[c+5]),r.copy(t).add(e).add(n).divideScalar(3);var d=f(r);h(o,c+0,t,d),h(a,c+2,e,d),h(s,c+4,n,d)}}function h(t,e,n,r){r<0&&1===t.x&&(m[e]=t.x-1),0===n.x&&0===n.z&&(m[e]=r/2/Math.PI+.5)}function f(t){return Math.atan2(t.z,-t.x)}function d(t){return Math.atan2(-t.y,Math.sqrt(t.x*t.x+t.z*t.z))}Lt.call(this),this.type="PolyhedronBufferGeometry",this.parameters={vertices:t,indices:e,radius:n,detail:r},n=n||1,r=r||0;var p=[],m=[];!function(t){for(var n=new l,r=new l,i=new l,a=0;a<e.length;a+=3)u(e[a+0],n),u(e[a+1],r),u(e[a+2],i),o(n,r,i,t)}(r),function(t){for(var e=new l,n=0;n<p.length;n+=3)e.x=p[n+0],e.y=p[n+1],e.z=p[n+2],e.normalize().multiplyScalar(t),p[n+0]=e.x,p[n+1]=e.y,p[n+2]=e.z}(n),function(){for(var t=new l,e=0;e<p.length;e+=3){t.x=p[e+0],t.y=p[e+1],t.z=p[e+2];var n=f(t)/2/Math.PI+.5,r=d(t)/Math.PI+.5;m.push(n,1-r)}c(),a()}(),this.addAttribute("position",new Mt(p,3)),this.addAttribute("normal",new Mt(p.slice(),3)),this.addAttribute("uv",new Mt(m,2)),this.normalizeNormals()}function He(t,e){Ct.call(this),this.type="TetrahedronGeometry",this.parameters={radius:t,detail:e},this.fromBufferGeometry(new Ve(t,e)),this.mergeVertices()}function Ve(t,e){var n=[1,1,1,-1,-1,1,-1,1,-1,1,-1,-1],r=[2,1,0,0,3,2,1,3,0,2,3,1];Ge.call(this,n,r,t,e),this.type="TetrahedronBufferGeometry",this.parameters={radius:t,detail:e}}function je(t,e){Ct.call(this),this.type="OctahedronGeometry",this.parameters={radius:t,detail:e},this.fromBufferGeometry(new We(t,e)),this.mergeVertices()}function We(t,e){var n=[1,0,0,-1,0,0,0,1,0,0,-1,0,0,0,1,0,0,-1],r=[0,2,4,0,4,3,0,3,5,0,5,2,1,2,5,1,5,3,1,3,4,1,4,2];Ge.call(this,n,r,t,e),this.type="OctahedronBufferGeometry",this.parameters={radius:t,detail:e}}function Xe(t,e){Ct.call(this),this.type="IcosahedronGeometry",this.parameters={radius:t,detail:e},this.fromBufferGeometry(new qe(t,e)),this.mergeVertices()}function qe(t,e){var n=(1+Math.sqrt(5))/2,r=[-1,n,0,1,n,0,-1,-n,0,1,-n,0,0,-1,n,0,1,n,0,-1,-n,0,1,-n,n,0,-1,n,0,1,-n,0,-1,-n,0,1],i=[0,11,5,0,5,1,0,1,7,0,7,10,0,10,11,1,5,9,5,11,4,11,10,2,10,7,6,7,1,8,3,9,4,3,4,2,3,2,6,3,6,8,3,8,9,4,9,5,2,4,11,6,2,10,8,6,7,9,8,1];Ge.call(this,r,i,t,e),this.type="IcosahedronBufferGeometry",this.parameters={radius:t,detail:e}}function Ye(t,e){Ct.call(this),this.type="DodecahedronGeometry",this.parameters={radius:t,detail:e},this.fromBufferGeometry(new Ze(t,e)),this.mergeVertices()}function Ze(t,e){var n=(1+Math.sqrt(5))/2,r=1/n,i=[-1,-1,-1,-1,-1,1,-1,1,-1,-1,1,1,1,-1,-1,1,-1,1,1,1,-1,1,1,1,0,-r,-n,0,-r,n,0,r,-n,0,r,n,-r,-n,0,-r,n,0,r,-n,0,r,n,0,-n,0,-r,n,0,-r,-n,0,r,n,0,r],o=[3,11,7,3,7,15,3,15,13,7,19,17,7,17,6,7,6,15,17,4,8,17,8,10,17,10,6,8,0,16,8,16,2,8,2,10,0,12,1,0,1,18,0,18,16,6,10,2,6,2,13,6,13,15,2,16,18,2,18,3,2,3,13,18,1,9,18,9,11,18,11,3,4,14,12,4,12,0,4,0,8,11,9,5,11,5,19,11,19,7,19,5,14,19,14,4,19,4,17,1,12,14,1,14,5,1,5,9];Ge.call(this,i,o,t,e),this.type="DodecahedronBufferGeometry",this.parameters={radius:t,detail:e}}function Je(t,e,n,r,i,o){Ct.call(this),this.type="TubeGeometry",this.parameters={path:t,tubularSegments:e,radius:n,radialSegments:r,closed:i},void 0!==o&&console.warn("THREE.TubeGeometry: taper has been removed.");var a=new Ke(t,e,n,r,i);this.tangents=a.tangents,this.normals=a.normals,this.binormals=a.binormals,this.fromBufferGeometry(a),this.mergeVertices()}function Ke(t,e,n,r,o){function a(i){var o=t.getPointAt(i/e),a=c.normals[i],s=c.binormals[i];for(f=0;f<=r;f++){var u=f/r*Math.PI*2,l=Math.sin(u),h=-Math.cos(u);p.x=h*a.x+l*s.x,p.y=h*a.y+l*s.y,p.z=h*a.z+l*s.z,p.normalize(),v.push(p.x,p.y,p.z),d.x=o.x+n*p.x,d.y=o.y+n*p.y,d.z=o.z+n*p.z,g.push(d.x,d.y,d.z)}}function s(){for(f=1;f<=e;f++)for(h=1;h<=r;h++){var t=(r+1)*(f-1)+(h-1),n=(r+1)*f+(h-1),i=(r+1)*f+h,o=(r+1)*(f-1)+h;_.push(t,n,o),_.push(n,i,o)}}function u(){for(h=0;h<=e;h++)for(f=0;f<=r;f++)m.x=h/e,m.y=f/r,y.push(m.x,m.y)}Lt.call(this),this.type="TubeBufferGeometry",this.parameters={path:t,tubularSegments:e,radius:n,radialSegments:r,closed:o},e=e||64,n=n||1,r=r||8,o=o||!1;var c=t.computeFrenetFrames(e,o);this.tangents=c.tangents,this.normals=c.normals,this.binormals=c.binormals;var h,f,d=new l,p=new l,m=new i,g=[],v=[],y=[],_=[];!function(){for(h=0;h<e;h++)a(h);a(!1===o?e:0),u(),s()}(),this.setIndex(_),this.addAttribute("position",new Mt(g,3)),this.addAttribute("normal",new Mt(v,3)),this.addAttribute("uv",new Mt(y,2))}function Qe(t,e,n,r,i,o,a){Ct.call(this),this.type="TorusKnotGeometry",this.parameters={radius:t,tube:e,tubularSegments:n,radialSegments:r,p:i,q:o},void 0!==a&&console.warn("THREE.TorusKnotGeometry: heightScale has been deprecated. 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T=(r+1)*(u-1)+(s-1),S=(r+1)*u+(s-1),A=(r+1)*u+s,C=(r+1)*(u-1)+s;c.push(T,S,C),c.push(S,A,C)}this.setIndex(c),this.addAttribute("position",new Mt(h,3)),this.addAttribute("normal",new Mt(f,3)),this.addAttribute("uv",new Mt(d,2))}function tn(t,e,n,r,i){Ct.call(this),this.type="TorusGeometry",this.parameters={radius:t,tube:e,radialSegments:n,tubularSegments:r,arc:i},this.fromBufferGeometry(new en(t,e,n,r,i)),this.mergeVertices()}function en(t,e,n,r,i){Lt.call(this),this.type="TorusBufferGeometry",this.parameters={radius:t,tube:e,radialSegments:n,tubularSegments:r,arc:i},t=t||100,e=e||40,n=Math.floor(n)||8,r=Math.floor(r)||6,i=i||2*Math.PI;var o,a,s=[],u=[],c=[],h=[],f=new l,d=new l,p=new l;for(o=0;o<=n;o++)for(a=0;a<=r;a++){var m=a/r*i,g=o/n*Math.PI*2;d.x=(t+e*Math.cos(g))*Math.cos(m),d.y=(t+e*Math.cos(g))*Math.sin(m),d.z=e*Math.sin(g),u.push(d.x,d.y,d.z),f.x=t*Math.cos(m),f.y=t*Math.sin(m),p.subVectors(d,f).normalize(),c.push(p.x,p.y,p.z),h.push(a/r),h.push(o/n)}for(o=1;o<=n;o++)for(a=1;a<=r;a++){var v=(r+1)*o+a-1,y=(r+1)*(o-1)+a-1,_=(r+1)*(o-1)+a,x=(r+1)*o+a;s.push(v,y,x),s.push(y,_,x)}this.setIndex(s),this.addAttribute("position",new Mt(u,3)),this.addAttribute("normal",new Mt(c,3)),this.addAttribute("uv",new Mt(h,2))}function nn(t,e){Ct.call(this),this.type="ExtrudeGeometry",this.parameters={shapes:t,options:e},this.fromBufferGeometry(new rn(t,e)),this.mergeVertices()}function rn(t,e){if(void 0===t)return void(t=[]);Lt.call(this),this.type="ExtrudeBufferGeometry",t=Array.isArray(t)?t:[t],this.addShapeList(t,e),this.computeVertexNormals()}function on(t,e){Ct.call(this),this.type="TextGeometry",this.parameters={text:t,parameters:e},this.fromBufferGeometry(new an(t,e)),this.mergeVertices()}function an(t,e){e=e||{};var n=e.font;if(!1===(n&&n.isFont))return console.error("THREE.TextGeometry: font parameter is not an instance of THREE.Font."),new Ct;var r=n.generateShapes(t,e.size,e.curveSegments);e.amount=void 0!==e.height?e.height:50,void 0===e.bevelThickness&&(e.bevelThickness=10),void 0===e.bevelSize&&(e.bevelSize=8),void 0===e.bevelEnabled&&(e.bevelEnabled=!1),rn.call(this,r,e),this.type="TextBufferGeometry"}function sn(t,e,n,r,i,o,a){Ct.call(this),this.type="SphereGeometry",this.parameters={radius:t,widthSegments:e,heightSegments:n,phiStart:r,phiLength:i,thetaStart:o,thetaLength:a},this.fromBufferGeometry(new un(t,e,n,r,i,o,a)),this.mergeVertices()}function un(t,e,n,r,i,o,a){Lt.call(this),this.type="SphereBufferGeometry",this.parameters={radius:t,widthSegments:e,heightSegments:n,phiStart:r,phiLength:i,thetaStart:o,thetaLength:a},t=t||50,e=Math.max(3,Math.floor(e)||8),n=Math.max(2,Math.floor(n)||6),r=void 0!==r?r:0,i=void 0!==i?i:2*Math.PI,o=void 0!==o?o:0,a=void 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fn(t,e,n,r){Lt.call(this),this.type="LatheBufferGeometry",this.parameters={points:t,segments:e,phiStart:n,phiLength:r},e=Math.floor(e)||12,n=n||0,r=r||2*Math.PI,r=Ms.clamp(r,0,2*Math.PI);var o,a,s,u=[],c=[],h=[],f=1/e,d=new l,p=new i;for(a=0;a<=e;a++){var m=n+a*f*r,g=Math.sin(m),v=Math.cos(m);for(s=0;s<=t.length-1;s++)d.x=t[s].x*g,d.y=t[s].y,d.z=t[s].x*v,c.push(d.x,d.y,d.z),p.x=a/e,p.y=s/(t.length-1),h.push(p.x,p.y)}for(a=0;a<e;a++)for(s=0;s<t.length-1;s++){o=s+a*t.length;var y=o,_=o+t.length,x=o+t.length+1,b=o+1;u.push(y,_,b),u.push(_,x,b)}if(this.setIndex(u),this.addAttribute("position",new Mt(c,3)),this.addAttribute("uv",new Mt(h,2)),this.computeVertexNormals(),r===2*Math.PI){var w=this.attributes.normal.array,M=new l,E=new l,T=new l;for(o=e*t.length*3,a=0,s=0;a<t.length;a++,s+=3)M.x=w[s+0],M.y=w[s+1],M.z=w[s+2],E.x=w[o+s+0],E.y=w[o+s+1],E.z=w[o+s+2],T.addVectors(M,E).normalize(),w[s+0]=w[o+s+0]=T.x,w[s+1]=w[o+s+1]=T.y,w[s+2]=w[o+s+2]=T.z}}function dn(t,e){Ct.call(this),this.type="ShapeGeometry","object"==typeof e&&(console.warn("THREE.ShapeGeometry: Options parameter has been removed."),e=e.curveSegments),this.parameters={shapes:t,curveSegments:e},this.fromBufferGeometry(new pn(t,e)),this.mergeVertices()}function pn(t,e){function n(t){var n,s,c,l=i.length/3,h=t.extractPoints(e),f=h.shape,d=h.holes;if(!1===Gs.isClockWise(f))for(f=f.reverse(),n=0,s=d.length;n<s;n++)c=d[n],!0===Gs.isClockWise(c)&&(d[n]=c.reverse());var p=Gs.triangulateShape(f,d);for(n=0,s=d.length;n<s;n++)c=d[n],f=f.concat(c);for(n=0,s=f.length;n<s;n++){var m=f[n];i.push(m.x,m.y,0),o.push(0,0,1),a.push(m.x,m.y)}for(n=0,s=p.length;n<s;n++){var g=p[n],v=g[0]+l,y=g[1]+l,_=g[2]+l;r.push(v,y,_),u+=3}}Lt.call(this),this.type="ShapeBufferGeometry",this.parameters={shapes:t,curveSegments:e},e=e||12;var r=[],i=[],o=[],a=[],s=0,u=0;if(!1===Array.isArray(t))n(t);else for(var c=0;c<t.length;c++)n(t[c]),this.addGroup(s,u,c),s+=u,u=0;this.setIndex(r),this.addAttribute("position",new Mt(i,3)),this.addAttribute("normal",new Mt(o,3)),this.addAttribute("uv",new Mt(a,2))}function mn(t,e){Lt.call(this),this.type="EdgesGeometry",this.parameters={thresholdAngle:e},e=void 0!==e?e:1;var n,r,i,o,a=[],s=Math.cos(Ms.DEG2RAD*e),u=[0,0],c={},l=["a","b","c"];t.isBufferGeometry?(o=new Ct,o.fromBufferGeometry(t)):o=t.clone(),o.mergeVertices(),o.computeFaceNormals();for(var h=o.vertices,f=o.faces,d=0,p=f.length;d<p;d++)for(var m=f[d],g=0;g<3;g++)n=m[l[g]],r=m[l[(g+1)%3]],u[0]=Math.min(n,r),u[1]=Math.max(n,r),i=u[0]+","+u[1],void 0===c[i]?c[i]={index1:u[0],index2:u[1],face1:d,face2:void 0}:c[i].face2=d;for(i in c){var v=c[i];if(void 0===v.face2||f[v.face1].normal.dot(f[v.face2].normal)<=s){var y=h[v.index1];a.push(y.x,y.y,y.z),y=h[v.index2],a.push(y.x,y.y,y.z)}}this.addAttribute("position",new Mt(a,3))}function 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Use .subVectors( a, b ) instead."),this.subVectors(t,e)):(this.x-=t.x,this.y-=t.y,this.z-=t.z,this.w-=t.w,this)},subScalar:function(t){return this.x-=t,this.y-=t,this.z-=t,this.w-=t,this},subVectors:function(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this.w=t.w-e.w,this},multiplyScalar:function(t){return this.x*=t,this.y*=t,this.z*=t,this.w*=t,this},applyMatrix4:function(t){var e=this.x,n=this.y,r=this.z,i=this.w,o=t.elements;return this.x=o[0]*e+o[4]*n+o[8]*r+o[12]*i,this.y=o[1]*e+o[5]*n+o[9]*r+o[13]*i,this.z=o[2]*e+o[6]*n+o[10]*r+o[14]*i,this.w=o[3]*e+o[7]*n+o[11]*r+o[15]*i,this},divideScalar:function(t){return this.multiplyScalar(1/t)},setAxisAngleFromQuaternion:function(t){this.w=2*Math.acos(t.w);var e=Math.sqrt(1-t.w*t.w);return e<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=t.x/e,this.y=t.y/e,this.z=t.z/e),this},setAxisAngleFromRotationMatrix:function(t){var e,n,r,i,o=t.elements,a=o[0],s=o[4],u=o[8],c=o[1],l=o[5],h=o[9],f=o[2],d=o[6],p=o[10];if(Math.abs(s-c)<.01&&Math.abs(u-f)<.01&&Math.abs(h-d)<.01){if(Math.abs(s+c)<.1&&Math.abs(u+f)<.1&&Math.abs(h+d)<.1&&Math.abs(a+l+p-3)<.1)return this.set(1,0,0,0),this;e=Math.PI;var m=(a+1)/2,g=(l+1)/2,v=(p+1)/2,y=(s+c)/4,_=(u+f)/4,x=(h+d)/4;return m>g&&m>v?m<.01?(n=0,r=.707106781,i=.707106781):(n=Math.sqrt(m),r=y/n,i=_/n):g>v?g<.01?(n=.707106781,r=0,i=.707106781):(r=Math.sqrt(g),n=y/r,i=x/r):v<.01?(n=.707106781,r=.707106781,i=0):(i=Math.sqrt(v),n=_/i,r=x/i),this.set(n,r,i,e),this}var b=Math.sqrt((d-h)*(d-h)+(u-f)*(u-f)+(c-s)*(c-s));return Math.abs(b)<.001&&(b=1),this.x=(d-h)/b,this.y=(u-f)/b,this.z=(c-s)/b,this.w=Math.acos((a+l+p-1)/2),this},min:function(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this.z=Math.min(this.z,t.z),this.w=Math.min(this.w,t.w),this},max:function(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this.z=Math.max(this.z,t.z),this.w=Math.max(this.w,t.w),this},clamp:function(t,e){return this.x=Math.max(t.x,Math.min(e.x,this.x)),this.y=Math.max(t.y,Math.min(e.y,this.y)),this.z=Math.max(t.z,Math.min(e.z,this.z)),this.w=Math.max(t.w,Math.min(e.w,this.w)),this},clampScalar:function(){var t=new a,e=new a;return function(n,r){return t.set(n,n,n,n),e.set(r,r,r,r),this.clamp(t,e)}}(),floor: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},ceil: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},round: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},roundToZero:function(){return this.x=this.x<0?Math.ceil(this.x):Math.floor(this.x),this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y),this.z=this.z<0?Math.ceil(this.z):Math.floor(this.z),this.w=this.w<0?Math.ceil(this.w):Math.floor(this.w),this},negate:function(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this.w=-this.w,this},dot:function(t){return this.x*t.x+this.y*t.y+this.z*t.z+this.w*t.w},lengthSq:function(){return this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w},length:function(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w)},lengthManhattan:function(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)+Math.abs(this.w)},normalize:function(){return this.divideScalar(this.length())},setLength:function(t){return this.multiplyScalar(t/this.length())},lerp:function(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this.z+=(t.z-this.z)*e,this.w+=(t.w-this.w)*e,this},lerpVectors:function(t,e,n){return this.subVectors(e,t).multiplyScalar(n).add(t)},equals:function(t){return t.x===this.x&&t.y===this.y&&t.z===this.z&&t.w===this.w},fromArray:function(t,e){return void 0===e&&(e=0),this.x=t[e],this.y=t[e+1],this.z=t[e+2],this.w=t[e+3],this},toArray:function(t,e){return void 0===t&&(t=[]),void 0===e&&(e=0),t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t[e+3]=this.w,t},fromBufferAttribute:function(t,e,n){return void 0!==n&&console.warn("THREE.Vector4: offset has been removed from .fromBufferAttribute()."),this.x=t.getX(e),this.y=t.getY(e),this.z=t.getZ(e),this.w=t.getW(e),this}}),Object.assign(s.prototype,r.prototype,{isWebGLRenderTarget:!0,setSize:function(t,e){this.width===t&&this.height===e||(this.width=t,this.height=e,this.dispose()),this.viewport.set(0,0,t,e),this.scissor.set(0,0,t,e)},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.width=t.width,this.height=t.height,this.viewport.copy(t.viewport),this.texture=t.texture.clone(),this.depthBuffer=t.depthBuffer,this.stencilBuffer=t.stencilBuffer,this.depthTexture=t.depthTexture,this},dispose:function(){this.dispatchEvent({type:"dispose"})}}),u.prototype=Object.create(s.prototype),u.prototype.constructor=u,u.prototype.isWebGLRenderTargetCube=!0,Object.assign(c,{slerp:function(t,e,n,r){return n.copy(t).slerp(e,r)},slerpFlat:function(t,e,n,r,i,o,a){var s=n[r+0],u=n[r+1],c=n[r+2],l=n[r+3],h=i[o+0],f=i[o+1],d=i[o+2],p=i[o+3];if(l!==p||s!==h||u!==f||c!==d){var m=1-a,g=s*h+u*f+c*d+l*p,v=g>=0?1:-1,y=1-g*g;if(y>Number.EPSILON){var _=Math.sqrt(y),x=Math.atan2(_,g*v);m=Math.sin(m*x)/_,a=Math.sin(a*x)/_}var b=a*v;if(s=s*m+h*b,u=u*m+f*b,c=c*m+d*b,l=l*m+p*b,m===1-a){var w=1/Math.sqrt(s*s+u*u+c*c+l*l);s*=w,u*=w,c*=w,l*=w}}t[e]=s,t[e+1]=u,t[e+2]=c,t[e+3]=l}}),Object.defineProperties(c.prototype,{x:{get:function(){return this._x},set:function(t){this._x=t,this.onChangeCallback()}},y:{get:function(){return this._y},set:function(t){this._y=t,this.onChangeCallback()}},z:{get:function(){return this._z},set:function(t){this._z=t,this.onChangeCallback()}},w:{get:function(){return this._w},set:function(t){this._w=t,this.onChangeCallback()}}}),Object.assign(c.prototype,{set:function(t,e,n,r){return this._x=t,this._y=e,this._z=n,this._w=r,this.onChangeCallback(),this},clone:function(){return new this.constructor(this._x,this._y,this._z,this._w)},copy:function(t){return this._x=t.x,this._y=t.y,this._z=t.z,this._w=t.w,this.onChangeCallback(),this},setFromEuler:function(t,e){if(!1===(t&&t.isEuler))throw new Error("THREE.Quaternion: .setFromEuler() now expects an Euler rotation rather than a Vector3 and order.");var n=t._x,r=t._y,i=t._z,o=t.order,a=Math.cos,s=Math.sin,u=a(n/2),c=a(r/2),l=a(i/2),h=s(n/2),f=s(r/2),d=s(i/2);return"XYZ"===o?(this._x=h*c*l+u*f*d,this._y=u*f*l-h*c*d,this._z=u*c*d+h*f*l,this._w=u*c*l-h*f*d):"YXZ"===o?(this._x=h*c*l+u*f*d,this._y=u*f*l-h*c*d,this._z=u*c*d-h*f*l,this._w=u*c*l+h*f*d):"ZXY"===o?(this._x=h*c*l-u*f*d,this._y=u*f*l+h*c*d,this._z=u*c*d+h*f*l,this._w=u*c*l-h*f*d):"ZYX"===o?(this._x=h*c*l-u*f*d,this._y=u*f*l+h*c*d,this._z=u*c*d-h*f*l,this._w=u*c*l+h*f*d):"YZX"===o?(this._x=h*c*l+u*f*d,this._y=u*f*l+h*c*d,this._z=u*c*d-h*f*l,this._w=u*c*l-h*f*d):"XZY"===o&&(this._x=h*c*l-u*f*d,this._y=u*f*l-h*c*d,this._z=u*c*d+h*f*l,this._w=u*c*l+h*f*d),!1!==e&&this.onChangeCallback(),this},setFromAxisAngle:function(t,e){var n=e/2,r=Math.sin(n);return this._x=t.x*r,this._y=t.y*r,this._z=t.z*r,this._w=Math.cos(n),this.onChangeCallback(),this},setFromRotationMatrix:function(t){var e,n=t.elements,r=n[0],i=n[4],o=n[8],a=n[1],s=n[5],u=n[9],c=n[2],l=n[6],h=n[10],f=r+s+h;return f>0?(e=.5/Math.sqrt(f+1),this._w=.25/e,this._x=(l-u)*e,this._y=(o-c)*e,this._z=(a-i)*e):r>s&&r>h?(e=2*Math.sqrt(1+r-s-h),this._w=(l-u)/e,this._x=.25*e,this._y=(i+a)/e,this._z=(o+c)/e):s>h?(e=2*Math.sqrt(1+s-r-h),this._w=(o-c)/e,this._x=(i+a)/e,this._y=.25*e,this._z=(u+l)/e):(e=2*Math.sqrt(1+h-r-s),this._w=(a-i)/e,this._x=(o+c)/e,this._y=(u+l)/e,this._z=.25*e),this.onChangeCallback(),this},setFromUnitVectors:function(){var t,e=new l;return function(n,r){return void 0===e&&(e=new l),t=n.dot(r)+1,t<1e-6?(t=0,Math.abs(n.x)>Math.abs(n.z)?e.set(-n.y,n.x,0):e.set(0,-n.z,n.y)):e.crossVectors(n,r),this._x=e.x,this._y=e.y,this._z=e.z,this._w=t,this.normalize()}}(),inverse:function(){return this.conjugate().normalize()},conjugate:function(){return this._x*=-1,this._y*=-1,this._z*=-1,this.onChangeCallback(),this},dot:function(t){return this._x*t._x+this._y*t._y+this._z*t._z+this._w*t._w},lengthSq:function(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w},length:function(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)},normalize:function(){var t=this.length();return 0===t?(this._x=0,this._y=0,this._z=0,this._w=1):(t=1/t,this._x=this._x*t,this._y=this._y*t,this._z=this._z*t,this._w=this._w*t),this.onChangeCallback(),this},multiply:function(t,e){return void 0!==e?(console.warn("THREE.Quaternion: .multiply() now only accepts one argument. Use .multiplyQuaternions( a, b ) instead."),this.multiplyQuaternions(t,e)):this.multiplyQuaternions(this,t)},premultiply:function(t){return this.multiplyQuaternions(t,this)},multiplyQuaternions:function(t,e){var n=t._x,r=t._y,i=t._z,o=t._w,a=e._x,s=e._y,u=e._z,c=e._w;return this._x=n*c+o*a+r*u-i*s,this._y=r*c+o*s+i*a-n*u,this._z=i*c+o*u+n*s-r*a,this._w=o*c-n*a-r*s-i*u,this.onChangeCallback(),this},slerp:function(t,e){if(0===e)return this;if(1===e)return this.copy(t);var n=this._x,r=this._y,i=this._z,o=this._w,a=o*t._w+n*t._x+r*t._y+i*t._z;if(a<0?(this._w=-t._w,this._x=-t._x,this._y=-t._y,this._z=-t._z,a=-a):this.copy(t),a>=1)return this._w=o,this._x=n,this._y=r,this._z=i,this;var s=Math.sqrt(1-a*a);if(Math.abs(s)<.001)return this._w=.5*(o+this._w),this._x=.5*(n+this._x),this._y=.5*(r+this._y),this._z=.5*(i+this._z),this;var u=Math.atan2(s,a),c=Math.sin((1-e)*u)/s,l=Math.sin(e*u)/s;return this._w=o*c+this._w*l,this._x=n*c+this._x*l,this._y=r*c+this._y*l,this._z=i*c+this._z*l,this.onChangeCallback(),this},equals:function(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._w===this._w},fromArray:function(t,e){return void 0===e&&(e=0),this._x=t[e],this._y=t[e+1],this._z=t[e+2],this._w=t[e+3],this.onChangeCallback(),this},toArray:function(t,e){return void 0===t&&(t=[]),void 0===e&&(e=0),t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._w,t},onChange:function(t){return this.onChangeCallback=t,this},onChangeCallback:function(){}}),Object.assign(l.prototype,{isVector3:!0,set:function(t,e,n){return this.x=t,this.y=e,this.z=n,this},setScalar:function(t){return this.x=t,this.y=t,this.z=t,this},setX:function(t){return this.x=t,this},setY:function(t){return this.y=t,this},setZ:function(t){return this.z=t,this},setComponent:function(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;default:throw new Error("index is out of range: "+t)}return this},getComponent:function(t){switch(t){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw new Error("index is out of range: "+t)}},clone:function(){return new this.constructor(this.x,this.y,this.z)},copy:function(t){return this.x=t.x,this.y=t.y,this.z=t.z,this},add:function(t,e){return void 0!==e?(console.warn("THREE.Vector3: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),this.addVectors(t,e)):(this.x+=t.x,this.y+=t.y,this.z+=t.z,this)},addScalar:function(t){return this.x+=t,this.y+=t,this.z+=t,this},addVectors:function(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this},addScaledVector:function(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this},sub:function(t,e){return void 0!==e?(console.warn("THREE.Vector3: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(t,e)):(this.x-=t.x,this.y-=t.y,this.z-=t.z,this)},subScalar:function(t){return this.x-=t,this.y-=t,this.z-=t,this},subVectors:function(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this},multiply:function(t,e){return void 0!==e?(console.warn("THREE.Vector3: .multiply() now only accepts one argument. Use .multiplyVectors( a, b ) instead."),this.multiplyVectors(t,e)):(this.x*=t.x,this.y*=t.y,this.z*=t.z,this)},multiplyScalar:function(t){return this.x*=t,this.y*=t,this.z*=t,this},multiplyVectors:function(t,e){return this.x=t.x*e.x,this.y=t.y*e.y,this.z=t.z*e.z,this},applyEuler:function(){var t=new c;return function(e){return!1===(e&&e.isEuler)&&console.error("THREE.Vector3: .applyEuler() now expects an Euler rotation rather than a Vector3 and order."),this.applyQuaternion(t.setFromEuler(e))}}(),applyAxisAngle:function(){var t=new c;return function(e,n){return this.applyQuaternion(t.setFromAxisAngle(e,n))}}(),applyMatrix3:function(t){var e=this.x,n=this.y,r=this.z,i=t.elements;return this.x=i[0]*e+i[3]*n+i[6]*r,this.y=i[1]*e+i[4]*n+i[7]*r,this.z=i[2]*e+i[5]*n+i[8]*r,this},applyMatrix4:function(t){var e=this.x,n=this.y,r=this.z,i=t.elements;this.x=i[0]*e+i[4]*n+i[8]*r+i[12],this.y=i[1]*e+i[5]*n+i[9]*r+i[13],this.z=i[2]*e+i[6]*n+i[10]*r+i[14];var o=i[3]*e+i[7]*n+i[11]*r+i[15];return this.divideScalar(o)},applyQuaternion:function(t){var e=this.x,n=this.y,r=this.z,i=t.x,o=t.y,a=t.z,s=t.w,u=s*e+o*r-a*n,c=s*n+a*e-i*r,l=s*r+i*n-o*e,h=-i*e-o*n-a*r;return this.x=u*s+h*-i+c*-a-l*-o,this.y=c*s+h*-o+l*-i-u*-a,this.z=l*s+h*-a+u*-o-c*-i,this},project:function(){var t=new h;return function(e){return t.multiplyMatrices(e.projectionMatrix,t.getInverse(e.matrixWorld)),this.applyMatrix4(t)}}(),unproject:function(){var t=new h;return function(e){return t.multiplyMatrices(e.matrixWorld,t.getInverse(e.projectionMatrix)),this.applyMatrix4(t)}}(),transformDirection:function(t){var e=this.x,n=this.y,r=this.z,i=t.elements;return this.x=i[0]*e+i[4]*n+i[8]*r,this.y=i[1]*e+i[5]*n+i[9]*r,this.z=i[2]*e+i[6]*n+i[10]*r,this.normalize()},divide:function(t){return this.x/=t.x,this.y/=t.y,this.z/=t.z,this},divideScalar:function(t){return this.multiplyScalar(1/t)},min:function(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this.z=Math.min(this.z,t.z),this},max:function(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this.z=Math.max(this.z,t.z),this},clamp:function(t,e){return this.x=Math.max(t.x,Math.min(e.x,this.x)),this.y=Math.max(t.y,Math.min(e.y,this.y)),this.z=Math.max(t.z,Math.min(e.z,this.z)),this},clampScalar:function(){var t=new l,e=new l;return function(n,r){return t.set(n,n,n),e.set(r,r,r),this.clamp(t,e)}}(),clampLength:function(t,e){var n=this.length();return this.multiplyScalar(Math.max(t,Math.min(e,n))/n)},floor:function(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this},ceil:function(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this},round:function(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this},roundToZero:function(){return this.x=this.x<0?Math.ceil(this.x):Math.floor(this.x),this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y),this.z=this.z<0?Math.ceil(this.z):Math.floor(this.z),this},negate:function(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this},dot:function(t){return this.x*t.x+this.y*t.y+this.z*t.z},lengthSq:function(){return this.x*this.x+this.y*this.y+this.z*this.z},length:function(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)},lengthManhattan:function(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)},normalize:function(){return this.divideScalar(this.length())},setLength:function(t){return this.multiplyScalar(t/this.length())},lerp:function(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this.z+=(t.z-this.z)*e,this},lerpVectors:function(t,e,n){return this.subVectors(e,t).multiplyScalar(n).add(t)},cross:function(t,e){if(void 0!==e)return console.warn("THREE.Vector3: .cross() now only accepts one argument. Use .crossVectors( a, b ) instead."),this.crossVectors(t,e);var n=this.x,r=this.y,i=this.z;return this.x=r*t.z-i*t.y,this.y=i*t.x-n*t.z,this.z=n*t.y-r*t.x,this},crossVectors:function(t,e){var n=t.x,r=t.y,i=t.z,o=e.x,a=e.y,s=e.z;return this.x=r*s-i*a,this.y=i*o-n*s,this.z=n*a-r*o,this},projectOnVector:function(t){var e=t.dot(this)/t.lengthSq();return this.copy(t).multiplyScalar(e)},projectOnPlane:function(){var t=new l;return function(e){return t.copy(this).projectOnVector(e),this.sub(t)}}(),reflect:function(){var t=new l;return function(e){return this.sub(t.copy(e).multiplyScalar(2*this.dot(e)))}}(),angleTo:function(t){var e=this.dot(t)/Math.sqrt(this.lengthSq()*t.lengthSq());return Math.acos(Ms.clamp(e,-1,1))},distanceTo:function(t){return Math.sqrt(this.distanceToSquared(t))},distanceToSquared:function(t){var e=this.x-t.x,n=this.y-t.y,r=this.z-t.z;return e*e+n*n+r*r},distanceToManhattan:function(t){return Math.abs(this.x-t.x)+Math.abs(this.y-t.y)+Math.abs(this.z-t.z)},setFromSpherical:function(t){var e=Math.sin(t.phi)*t.radius;return this.x=e*Math.sin(t.theta),this.y=Math.cos(t.phi)*t.radius,this.z=e*Math.cos(t.theta),this},setFromCylindrical:function(t){return this.x=t.radius*Math.sin(t.theta),this.y=t.y,this.z=t.radius*Math.cos(t.theta),this},setFromMatrixPosition:function(t){return this.setFromMatrixColumn(t,3)},setFromMatrixScale:function(t){var e=this.setFromMatrixColumn(t,0).length(),n=this.setFromMatrixColumn(t,1).length(),r=this.setFromMatrixColumn(t,2).length();return this.x=e,this.y=n,this.z=r,this},setFromMatrixColumn:function(t,e){return this.fromArray(t.elements,4*e)},equals:function(t){return t.x===this.x&&t.y===this.y&&t.z===this.z},fromArray:function(t,e){return void 0===e&&(e=0),this.x=t[e],this.y=t[e+1],this.z=t[e+2],this},toArray:function(t,e){return void 0===t&&(t=[]),void 0===e&&(e=0),t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t},fromBufferAttribute:function(t,e,n){return void 0!==n&&console.warn("THREE.Vector3: offset has been removed from .fromBufferAttribute()."),this.x=t.getX(e),this.y=t.getY(e),this.z=t.getZ(e),this}}),Object.assign(h.prototype,{isMatrix4:!0,set:function(t,e,n,r,i,o,a,s,u,c,l,h,f,d,p,m){var g=this.elements;return g[0]=t,g[4]=e,g[8]=n,g[12]=r,g[1]=i,g[5]=o,g[9]=a,g[13]=s,g[2]=u,g[6]=c,g[10]=l,g[14]=h,g[3]=f,g[7]=d,g[11]=p,g[15]=m,this},identity:function(){return this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1),this},clone:function(){return(new h).fromArray(this.elements)},copy:function(t){var e=this.elements,n=t.elements;return e[0]=n[0],e[1]=n[1],e[2]=n[2],e[3]=n[3],e[4]=n[4],e[5]=n[5],e[6]=n[6],e[7]=n[7],e[8]=n[8],e[9]=n[9],e[10]=n[10],e[11]=n[11],e[12]=n[12],e[13]=n[13],e[14]=n[14],e[15]=n[15],this},copyPosition:function(t){var e=this.elements,n=t.elements;return e[12]=n[12],e[13]=n[13],e[14]=n[14],this},extractBasis:function(t,e,n){return t.setFromMatrixColumn(this,0),e.setFromMatrixColumn(this,1),n.setFromMatrixColumn(this,2),this},makeBasis:function(t,e,n){return this.set(t.x,e.x,n.x,0,t.y,e.y,n.y,0,t.z,e.z,n.z,0,0,0,0,1),this},extractRotation:function(){var t=new l;return function(e){var n=this.elements,r=e.elements,i=1/t.setFromMatrixColumn(e,0).length(),o=1/t.setFromMatrixColumn(e,1).length(),a=1/t.setFromMatrixColumn(e,2).length();return n[0]=r[0]*i,n[1]=r[1]*i,n[2]=r[2]*i,n[4]=r[4]*o,n[5]=r[5]*o,n[6]=r[6]*o,n[8]=r[8]*a,n[9]=r[9]*a,n[10]=r[10]*a,this}}(),makeRotationFromEuler:function(t){!1===(t&&t.isEuler)&&console.error("THREE.Matrix: .makeRotationFromEuler() now expects a Euler rotation rather than a Vector3 and order.");var e=this.elements,n=t.x,r=t.y,i=t.z,o=Math.cos(n),a=Math.sin(n),s=Math.cos(r),u=Math.sin(r),c=Math.cos(i),l=Math.sin(i);if("XYZ"===t.order){var h=o*c,f=o*l,d=a*c,p=a*l;e[0]=s*c,e[4]=-s*l,e[8]=u,e[1]=f+d*u,e[5]=h-p*u,e[9]=-a*s,e[2]=p-h*u,e[6]=d+f*u,e[10]=o*s}else if("YXZ"===t.order){var m=s*c,g=s*l,v=u*c,y=u*l;e[0]=m+y*a,e[4]=v*a-g,e[8]=o*u,e[1]=o*l,e[5]=o*c,e[9]=-a,e[2]=g*a-v,e[6]=y+m*a,e[10]=o*s}else if("ZXY"===t.order){var m=s*c,g=s*l,v=u*c,y=u*l;e[0]=m-y*a,e[4]=-o*l,e[8]=v+g*a,e[1]=g+v*a,e[5]=o*c,e[9]=y-m*a,e[2]=-o*u,e[6]=a,e[10]=o*s}else if("ZYX"===t.order){var h=o*c,f=o*l,d=a*c,p=a*l;e[0]=s*c,e[4]=d*u-f,e[8]=h*u+p,e[1]=s*l,e[5]=p*u+h,e[9]=f*u-d,e[2]=-u,e[6]=a*s,e[10]=o*s}else if("YZX"===t.order){var _=o*s,x=o*u,b=a*s,w=a*u;e[0]=s*c,e[4]=w-_*l,e[8]=b*l+x,e[1]=l,e[5]=o*c,e[9]=-a*c,e[2]=-u*c,e[6]=x*l+b,e[10]=_-w*l}else if("XZY"===t.order){var _=o*s,x=o*u,b=a*s,w=a*u;e[0]=s*c,e[4]=-l,e[8]=u*c,e[1]=_*l+w,e[5]=o*c,e[9]=x*l-b,e[2]=b*l-x,e[6]=a*c,e[10]=w*l+_}return e[3]=0,e[7]=0,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this},makeRotationFromQuaternion:function(t){var e=this.elements,n=t._x,r=t._y,i=t._z,o=t._w,a=n+n,s=r+r,u=i+i,c=n*a,l=n*s,h=n*u,f=r*s,d=r*u,p=i*u,m=o*a,g=o*s,v=o*u;return e[0]=1-(f+p),e[4]=l-v,e[8]=h+g,e[1]=l+v,e[5]=1-(c+p),e[9]=d-m,e[2]=h-g,e[6]=d+m,e[10]=1-(c+f),e[3]=0,e[7]=0,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this},lookAt:function(){var t=new l,e=new l,n=new l;return function(r,i,o){var a=this.elements;return n.subVectors(r,i),0===n.lengthSq()&&(n.z=1),n.normalize(),t.crossVectors(o,n),0===t.lengthSq()&&(n.z+=1e-4,t.crossVectors(o,n)),t.normalize(),e.crossVectors(n,t),a[0]=t.x,a[4]=e.x,a[8]=n.x,a[1]=t.y,a[5]=e.y,a[9]=n.y,a[2]=t.z,a[6]=e.z,a[10]=n.z,this}}(),multiply:function(t,e){return void 0!==e?(console.warn("THREE.Matrix4: .multiply() now only accepts one argument. 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Please check the docs.");var a=this.elements,s=2*i/(e-t),u=2*i/(n-r),c=(e+t)/(e-t),l=(n+r)/(n-r),h=-(o+i)/(o-i),f=-2*o*i/(o-i);return a[0]=s,a[4]=0,a[8]=c,a[12]=0,a[1]=0,a[5]=u,a[9]=l,a[13]=0,a[2]=0,a[6]=0,a[10]=h,a[14]=f,a[3]=0,a[7]=0,a[11]=-1,a[15]=0,this},makeOrthographic:function(t,e,n,r,i,o){var a=this.elements,s=1/(e-t),u=1/(n-r),c=1/(o-i),l=(e+t)*s,h=(n+r)*u,f=(o+i)*c;return a[0]=2*s,a[4]=0,a[8]=0,a[12]=-l,a[1]=0,a[5]=2*u,a[9]=0,a[13]=-h,a[2]=0,a[6]=0,a[10]=-2*c,a[14]=-f,a[3]=0,a[7]=0,a[11]=0,a[15]=1,this},equals:function(t){for(var e=this.elements,n=t.elements,r=0;r<16;r++)if(e[r]!==n[r])return!1;return!0},fromArray:function(t,e){void 0===e&&(e=0);for(var n=0;n<16;n++)this.elements[n]=t[n+e];return this},toArray:function(t,e){void 0===t&&(t=[]),void 0===e&&(e=0);var n=this.elements;return t[e]=n[0],t[e+1]=n[1],t[e+2]=n[2],t[e+3]=n[3],t[e+4]=n[4],t[e+5]=n[5],t[e+6]=n[6],t[e+7]=n[7],t[e+8]=n[8],t[e+9]=n[9],t[e+10]=n[10],t[e+11]=n[11],t[e+12]=n[12],t[e+13]=n[13],t[e+14]=n[14],t[e+15]=n[15],t}}),f.prototype=Object.create(o.prototype),f.prototype.constructor=f,f.prototype.isDataTexture=!0,d.prototype=Object.create(o.prototype),d.prototype.constructor=d,d.prototype.isCubeTexture=!0,Object.defineProperty(d.prototype,"images",{get:function(){return this.image},set:function(t){this.image=t}});var Ts=new o,Ss=new d,As=[],Cs=[],Ls=new Float32Array(16),Rs=new Float32Array(9);j.prototype.setValue=function(t,e){for(var n=this.seq,r=0,i=n.length;r!==i;++r){var o=n[r];o.setValue(t,e[o.id])}};var Ps=/([\w\d_]+)(\])?(\[|\.)?/g;q.prototype.setValue=function(t,e,n){var r=this.map[e];void 0!==r&&r.setValue(t,n,this.renderer)},q.prototype.setOptional=function(t,e,n){var r=e[n];void 0!==r&&this.setValue(t,n,r)},q.upload=function(t,e,n,r){for(var i=0,o=e.length;i!==o;++i){var a=e[i],s=n[a.id];!1!==s.needsUpdate&&a.setValue(t,s.value,r)}},q.seqWithValue=function(t,e){for(var n=[],r=0,i=t.length;r!==i;++r){var o=t[r];o.id in e&&n.push(o)}return n};var Ns={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,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};Object.assign(Y.prototype,{isColor:!0,r:1,g:1,b:1,set:function(t){return t&&t.isColor?this.copy(t):"number"==typeof t?this.setHex(t):"string"==typeof t&&this.setStyle(t),this},setScalar:function(t){return this.r=t,this.g=t,this.b=t,this},setHex:function(t){return t=Math.floor(t),this.r=(t>>16&255)/255,this.g=(t>>8&255)/255,this.b=(255&t)/255,this},setRGB:function(t,e,n){return this.r=t,this.g=e,this.b=n,this},setHSL:function(){function t(t,e,n){return n<0&&(n+=1),n>1&&(n-=1),n<1/6?t+6*(e-t)*n:n<.5?e:n<2/3?t+6*(e-t)*(2/3-n):t}return function(e,n,r){if(e=Ms.euclideanModulo(e,1),n=Ms.clamp(n,0,1),r=Ms.clamp(r,0,1),0===n)this.r=this.g=this.b=r;else{var i=r<=.5?r*(1+n):r+n-r*n,o=2*r-i;this.r=t(o,i,e+1/3),this.g=t(o,i,e),this.b=t(o,i,e-1/3)}return this}}(),setStyle:function(t){function e(e){void 0!==e&&parseFloat(e)<1&&console.warn("THREE.Color: Alpha component of "+t+" will be ignored.")}var n;if(n=/^((?:rgb|hsl)a?)\(\s*([^\)]*)\)/.exec(t)){var 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a(0,0,1,1)},specularMap:{value:null},alphaMap:{value:null},envMap:{value:null},flipEnvMap:{value:-1},reflectivity:{value:1},refractionRatio:{value:.98}},aomap:{aoMap:{value:null},aoMapIntensity:{value:1}},lightmap:{lightMap:{value:null},lightMapIntensity:{value:1}},emissivemap:{emissiveMap:{value:null}},bumpmap:{bumpMap:{value:null},bumpScale:{value:1}},normalmap:{normalMap:{value:null},normalScale:{value:new i(1,1)}},displacementmap:{displacementMap:{value:null},displacementScale:{value:1},displacementBias:{value:0}},roughnessmap:{roughnessMap:{value:null}},metalnessmap:{metalnessMap:{value:null}},gradientmap:{gradientMap:{value:null}},fog:{fogDensity:{value:25e-5},fogNear:{value:1},fogFar:{value:2e3},fogColor:{value:new 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e={},n=0;n<t.length;n++){var r=this.clone(t[n]);for(var i in r)e[i]=r[i]}return e},clone:function(t){var e={};for(var n in t){e[n]={};for(var r in t[n]){var i=t[n][r];i&&(i.isColor||i.isMatrix3||i.isMatrix4||i.isVector2||i.isVector3||i.isVector4||i.isTexture)?e[n][r]=i.clone():Array.isArray(i)?e[n][r]=i.slice():e[n][r]=i}}return e}},Us={alphamap_fragment:"#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, vUv ).g;\n#endif\n",alphamap_pars_fragment:"#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif\n",alphatest_fragment:"#ifdef ALPHATEST\n\tif ( diffuseColor.a < ALPHATEST ) discard;\n#endif\n",aomap_fragment:"#ifdef USE_AOMAP\n\tfloat ambientOcclusion = ( texture2D( aoMap, vUv2 ).r - 1.0 ) * aoMapIntensity + 1.0;\n\treflectedLight.indirectDiffuse *= ambientOcclusion;\n\t#if defined( USE_ENVMAP ) && defined( PHYSICAL )\n\t\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\t\treflectedLight.indirectSpecular *= computeSpecularOcclusion( dotNV, ambientOcclusion, material.specularRoughness );\n\t#endif\n#endif\n",aomap_pars_fragment:"#ifdef USE_AOMAP\n\tuniform sampler2D aoMap;\n\tuniform float aoMapIntensity;\n#endif",begin_vertex:"\nvec3 transformed = vec3( position );\n",beginnormal_vertex:"\nvec3 objectNormal = vec3( normal );\n",bsdfs:"float punctualLightIntensityToIrradianceFactor( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {\n\tif( decayExponent > 0.0 ) {\n#if defined ( PHYSICALLY_CORRECT_LIGHTS )\n\t\tfloat distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );\n\t\tfloat maxDistanceCutoffFactor = pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n\t\treturn distanceFalloff * maxDistanceCutoffFactor;\n#else\n\t\treturn pow( saturate( -lightDistance / cutoffDistance + 1.0 ), decayExponent );\n#endif\n\t}\n\treturn 1.0;\n}\nvec3 BRDF_Diffuse_Lambert( const in vec3 diffuseColor ) {\n\treturn RECIPROCAL_PI * diffuseColor;\n}\nvec3 F_Schlick( const in vec3 specularColor, const in float dotLH ) {\n\tfloat fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );\n\treturn ( 1.0 - specularColor ) * fresnel + specularColor;\n}\nfloat G_GGX_Smith( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\tfloat gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\treturn 1.0 / ( gl * gv );\n}\nfloat G_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}\nvec3 BRDF_Specular_GGX( const in IncidentLight incidentLight, const in GeometricContext geometry, const in vec3 specularColor, const in float roughness ) {\n\tfloat alpha = pow2( roughness );\n\tvec3 halfDir = normalize( incidentLight.direction + geometry.viewDir );\n\tfloat dotNL = saturate( dot( geometry.normal, incidentLight.direction ) );\n\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\tfloat dotNH = saturate( dot( geometry.normal, halfDir ) );\n\tfloat dotLH = saturate( dot( incidentLight.direction, halfDir ) );\n\tvec3 F = F_Schlick( specularColor, dotLH );\n\tfloat G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\tfloat D = D_GGX( alpha, dotNH );\n\treturn F * ( G * 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 theta = acos( dot( N, V ) );\n\tvec2 uv = vec2(\n\t\tsqrt( saturate( roughness ) ),\n\t\tsaturate( theta / ( 0.5 * PI ) ) );\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 = 0.86267 + (0.49788 + 0.01436 * y ) * y;\n\tfloat b = 3.45068 + (4.18814 + y) * y;\n\tfloat v = a / b;\n\tfloat theta_sintheta = (x > 0.0) ? v : 0.5 * inversesqrt( 1.0 - x * x ) - 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 * transpose( 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\tvec3 result = vec3( LTC_ClippedSphereFormFactor( vectorFormFactor ) );\n\treturn result;\n}\nvec3 BRDF_Specular_GGX_Environment( const in GeometricContext geometry, const in vec3 specularColor, const in float roughness ) {\n\tfloat dotNV = saturate( dot( geometry.normal, geometry.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 AB = vec2( -1.04, 1.04 ) * a004 + r.zw;\n\treturn specularColor * AB.x + AB.y;\n}\nfloat 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_Specular_BlinnPhong( const in IncidentLight incidentLight, const in GeometricContext geometry, const in vec3 specularColor, const in float shininess ) {\n\tvec3 halfDir = normalize( incidentLight.direction + geometry.viewDir );\n\tfloat dotNH = saturate( dot( geometry.normal, halfDir ) );\n\tfloat dotLH = saturate( dot( incidentLight.direction, halfDir ) );\n\tvec3 F = F_Schlick( specularColor, dotLH );\n\tfloat G = G_BlinnPhong_Implicit( );\n\tfloat D = D_BlinnPhong( shininess, dotNH );\n\treturn F * ( G * D );\n}\nfloat GGXRoughnessToBlinnExponent( const in float ggxRoughness ) {\n\treturn ( 2.0 / pow2( ggxRoughness + 0.0001 ) - 2.0 );\n}\nfloat BlinnExponentToGGXRoughness( const in float blinnExponent ) {\n\treturn sqrt( 2.0 / ( blinnExponent + 2.0 ) );\n}\n",bumpmap_pars_fragment:"#ifdef USE_BUMPMAP\n\tuniform sampler2D bumpMap;\n\tuniform float bumpScale;\n\tvec2 dHdxy_fwd() {\n\t\tvec2 dSTdx = dFdx( vUv );\n\t\tvec2 dSTdy = dFdy( vUv );\n\t\tfloat Hll = bumpScale * texture2D( bumpMap, vUv ).x;\n\t\tfloat dBx = bumpScale * texture2D( bumpMap, vUv + dSTdx ).x - Hll;\n\t\tfloat dBy = bumpScale * texture2D( bumpMap, vUv + dSTdy ).x - Hll;\n\t\treturn vec2( dBx, dBy );\n\t}\n\tvec3 perturbNormalArb( vec3 surf_pos, vec3 surf_norm, vec2 dHdxy ) {\n\t\tvec3 vSigmaX = dFdx( surf_pos );\n\t\tvec3 vSigmaY = dFdy( surf_pos );\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 );\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\n",clipping_planes_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; ++ i ) {\n\t\tvec4 plane = clippingPlanes[ i ];\n\t\tif ( dot( vViewPosition, plane.xyz ) > plane.w ) discard;\n\t}\n\t\t\n\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\tbool clipped = true;\n\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; ++ i ) {\n\t\t\tvec4 plane = clippingPlanes[ i ];\n\t\t\tclipped = ( dot( vViewPosition, plane.xyz ) > plane.w ) && clipped;\n\t\t}\n\t\tif ( clipped ) discard;\n\t\n\t#endif\n#endif\n",clipping_planes_pars_fragment:"#if NUM_CLIPPING_PLANES > 0\n\t#if ! defined( PHYSICAL ) && ! defined( PHONG )\n\t\tvarying vec3 vViewPosition;\n\t#endif\n\tuniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif\n",clipping_planes_pars_vertex:"#if NUM_CLIPPING_PLANES > 0 && ! defined( PHYSICAL ) && ! defined( PHONG )\n\tvarying vec3 vViewPosition;\n#endif\n",clipping_planes_vertex:"#if NUM_CLIPPING_PLANES > 0 && ! defined( PHYSICAL ) && ! defined( PHONG )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n",color_fragment:"#ifdef USE_COLOR\n\tdiffuseColor.rgb *= vColor;\n#endif",color_pars_fragment:"#ifdef USE_COLOR\n\tvarying vec3 vColor;\n#endif\n",color_pars_vertex:"#ifdef USE_COLOR\n\tvarying vec3 vColor;\n#endif",color_vertex:"#ifdef USE_COLOR\n\tvColor.xyz = color.xyz;\n#endif",common:"#define PI 3.14159265359\n#define PI2 6.28318530718\n#define PI_HALF 1.5707963267949\n#define RECIPROCAL_PI 0.31830988618\n#define RECIPROCAL_PI2 0.15915494\n#define LOG2 1.442695\n#define EPSILON 1e-6\n#define saturate(a) clamp( a, 0.0, 1.0 )\n#define whiteCompliment(a) ( 1.0 - saturate( a ) )\nfloat pow2( const in float 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 average( const in vec3 color ) { return dot( color, vec3( 0.3333 ) ); }\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}\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};\nstruct GeometricContext {\n\tvec3 position;\n\tvec3 normal;\n\tvec3 viewDir;\n};\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}\nvec3 projectOnPlane(in vec3 point, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\tfloat distance = dot( planeNormal, point - pointOnPlane );\n\treturn - distance * planeNormal + point;\n}\nfloat sideOfPlane( in vec3 point, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\treturn sign( dot( point - pointOnPlane, planeNormal ) );\n}\nvec3 linePlaneIntersect( in vec3 pointOnLine, in vec3 lineDirection, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\treturn lineDirection * ( dot( planeNormal, pointOnPlane - pointOnLine ) / dot( planeNormal, lineDirection ) ) + pointOnLine;\n}\nmat3 transpose( const in mat3 v ) {\n\tmat3 tmp;\n\ttmp[0] = vec3(v[0].x, v[1].x, v[2].x);\n\ttmp[1] = vec3(v[0].y, v[1].y, v[2].y);\n\ttmp[2] = vec3(v[0].z, v[1].z, v[2].z);\n\treturn tmp;\n}\n",cube_uv_reflection_fragment:"#ifdef ENVMAP_TYPE_CUBE_UV\n#define cubeUV_textureSize (1024.0)\nint getFaceFromDirection(vec3 direction) {\n\tvec3 absDirection = abs(direction);\n\tint face = -1;\n\tif( absDirection.x > absDirection.z ) {\n\t\tif(absDirection.x > absDirection.y )\n\t\t\tface = direction.x > 0.0 ? 0 : 3;\n\t\telse\n\t\t\tface = direction.y > 0.0 ? 1 : 4;\n\t}\n\telse {\n\t\tif(absDirection.z > absDirection.y )\n\t\t\tface = direction.z > 0.0 ? 2 : 5;\n\t\telse\n\t\t\tface = direction.y > 0.0 ? 1 : 4;\n\t}\n\treturn face;\n}\n#define cubeUV_maxLods1  (log2(cubeUV_textureSize*0.25) - 1.0)\n#define cubeUV_rangeClamp (exp2((6.0 - 1.0) * 2.0))\nvec2 MipLevelInfo( vec3 vec, float roughnessLevel, float roughness ) {\n\tfloat scale = exp2(cubeUV_maxLods1 - roughnessLevel);\n\tfloat dxRoughness = dFdx(roughness);\n\tfloat dyRoughness = dFdy(roughness);\n\tvec3 dx = dFdx( vec * scale * dxRoughness );\n\tvec3 dy = dFdy( vec * scale * dyRoughness );\n\tfloat d = max( dot( dx, dx ), dot( dy, dy ) );\n\td = clamp(d, 1.0, cubeUV_rangeClamp);\n\tfloat mipLevel = 0.5 * log2(d);\n\treturn vec2(floor(mipLevel), fract(mipLevel));\n}\n#define cubeUV_maxLods2 (log2(cubeUV_textureSize*0.25) - 2.0)\n#define cubeUV_rcpTextureSize (1.0 / cubeUV_textureSize)\nvec2 getCubeUV(vec3 direction, float roughnessLevel, float mipLevel) {\n\tmipLevel = roughnessLevel > cubeUV_maxLods2 - 3.0 ? 0.0 : mipLevel;\n\tfloat a = 16.0 * cubeUV_rcpTextureSize;\n\tvec2 exp2_packed = exp2( vec2( roughnessLevel, mipLevel ) );\n\tvec2 rcp_exp2_packed = vec2( 1.0 ) / exp2_packed;\n\tfloat powScale = exp2_packed.x * exp2_packed.y;\n\tfloat scale = rcp_exp2_packed.x * rcp_exp2_packed.y * 0.25;\n\tfloat mipOffset = 0.75*(1.0 - rcp_exp2_packed.y) * rcp_exp2_packed.x;\n\tbool bRes = mipLevel == 0.0;\n\tscale =  bRes && (scale < a) ? a : scale;\n\tvec3 r;\n\tvec2 offset;\n\tint face = getFaceFromDirection(direction);\n\tfloat rcpPowScale = 1.0 / powScale;\n\tif( face == 0) {\n\t\tr = vec3(direction.x, -direction.z, direction.y);\n\t\toffset = vec2(0.0+mipOffset,0.75 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ? a : offset.y;\n\t}\n\telse if( face == 1) {\n\t\tr = vec3(direction.y, direction.x, direction.z);\n\t\toffset = vec2(scale+mipOffset, 0.75 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ? a : offset.y;\n\t}\n\telse if( face == 2) {\n\t\tr = vec3(direction.z, direction.x, direction.y);\n\t\toffset = vec2(2.0*scale+mipOffset, 0.75 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ? a : offset.y;\n\t}\n\telse if( face == 3) {\n\t\tr = vec3(direction.x, direction.z, direction.y);\n\t\toffset = vec2(0.0+mipOffset,0.5 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ? 0.0 : offset.y;\n\t}\n\telse if( face == 4) {\n\t\tr = vec3(direction.y, direction.x, -direction.z);\n\t\toffset = vec2(scale+mipOffset, 0.5 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ? 0.0 : offset.y;\n\t}\n\telse {\n\t\tr = vec3(direction.z, -direction.x, direction.y);\n\t\toffset = vec2(2.0*scale+mipOffset, 0.5 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ? 0.0 : offset.y;\n\t}\n\tr = normalize(r);\n\tfloat texelOffset = 0.5 * cubeUV_rcpTextureSize;\n\tvec2 s = ( r.yz / abs( r.x ) + vec2( 1.0 ) ) * 0.5;\n\tvec2 base = offset + vec2( texelOffset );\n\treturn base + s * ( scale - 2.0 * texelOffset );\n}\n#define cubeUV_maxLods3 (log2(cubeUV_textureSize*0.25) - 3.0)\nvec4 textureCubeUV(vec3 reflectedDirection, float roughness ) {\n\tfloat roughnessVal = roughness* cubeUV_maxLods3;\n\tfloat r1 = floor(roughnessVal);\n\tfloat r2 = r1 + 1.0;\n\tfloat t = fract(roughnessVal);\n\tvec2 mipInfo = MipLevelInfo(reflectedDirection, r1, roughness);\n\tfloat s = mipInfo.y;\n\tfloat level0 = mipInfo.x;\n\tfloat level1 = level0 + 1.0;\n\tlevel1 = level1 > 5.0 ? 5.0 : level1;\n\tlevel0 += min( floor( s + 0.5 ), 5.0 );\n\tvec2 uv_10 = getCubeUV(reflectedDirection, r1, level0);\n\tvec4 color10 = envMapTexelToLinear(texture2D(envMap, uv_10));\n\tvec2 uv_20 = getCubeUV(reflectedDirection, r2, level0);\n\tvec4 color20 = envMapTexelToLinear(texture2D(envMap, uv_20));\n\tvec4 result = mix(color10, color20, t);\n\treturn vec4(result.rgb, 1.0);\n}\n#endif\n",defaultnormal_vertex:"#ifdef FLIP_SIDED\n\tobjectNormal = -objectNormal;\n#endif\nvec3 transformedNormal = normalMatrix * objectNormal;\n",displacementmap_pars_vertex:"#ifdef USE_DISPLACEMENTMAP\n\tuniform sampler2D displacementMap;\n\tuniform float displacementScale;\n\tuniform float displacementBias;\n#endif\n",displacementmap_vertex:"#ifdef USE_DISPLACEMENTMAP\n\ttransformed += normal * ( texture2D( displacementMap, uv ).x * displacementScale + displacementBias );\n#endif\n",emissivemap_fragment:"#ifdef USE_EMISSIVEMAP\n\tvec4 emissiveColor = texture2D( emissiveMap, vUv );\n\temissiveColor.rgb = emissiveMapTexelToLinear( emissiveColor ).rgb;\n\ttotalEmissiveRadiance *= emissiveColor.rgb;\n#endif\n",emissivemap_pars_fragment:"#ifdef USE_EMISSIVEMAP\n\tuniform sampler2D emissiveMap;\n#endif\n",encodings_fragment:"  gl_FragColor = linearToOutputTexel( gl_FragColor );\n",encodings_pars_fragment:"\nvec4 LinearToLinear( in vec4 value ) {\n\treturn value;\n}\nvec4 GammaToLinear( in vec4 value, in float gammaFactor ) {\n\treturn vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );\n}\nvec4 LinearToGamma( in vec4 value, in float gammaFactor ) {\n\treturn vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );\n}\nvec4 sRGBToLinear( 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.w );\n}\nvec4 LinearTosRGB( 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.w );\n}\nvec4 RGBEToLinear( in vec4 value ) {\n\treturn vec4( value.rgb * exp2( value.a * 255.0 - 128.0 ), 1.0 );\n}\nvec4 LinearToRGBE( in vec4 value ) {\n\tfloat maxComponent = max( max( value.r, value.g ), value.b );\n\tfloat fExp = clamp( ceil( log2( maxComponent ) ), -128.0, 127.0 );\n\treturn vec4( value.rgb / exp2( fExp ), ( fExp + 128.0 ) / 255.0 );\n}\nvec4 RGBMToLinear( in vec4 value, in float maxRange ) {\n\treturn vec4( value.xyz * value.w * maxRange, 1.0 );\n}\nvec4 LinearToRGBM( in vec4 value, in float maxRange ) {\n\tfloat maxRGB = max( value.x, max( value.g, value.b ) );\n\tfloat M      = clamp( maxRGB / maxRange, 0.0, 1.0 );\n\tM            = ceil( M * 255.0 ) / 255.0;\n\treturn vec4( value.rgb / ( M * maxRange ), M );\n}\nvec4 RGBDToLinear( in vec4 value, in float maxRange ) {\n\treturn vec4( value.rgb * ( ( maxRange / 255.0 ) / value.a ), 1.0 );\n}\nvec4 LinearToRGBD( in vec4 value, in float maxRange ) {\n\tfloat maxRGB = max( value.x, max( value.g, value.b ) );\n\tfloat D      = max( maxRange / maxRGB, 1.0 );\n\tD            = min( floor( D ) / 255.0, 1.0 );\n\treturn vec4( value.rgb * ( D * ( 255.0 / maxRange ) ), D );\n}\nconst mat3 cLogLuvM = mat3( 0.2209, 0.3390, 0.4184, 0.1138, 0.6780, 0.7319, 0.0102, 0.1130, 0.2969 );\nvec4 LinearToLogLuv( in vec4 value )  {\n\tvec3 Xp_Y_XYZp = value.rgb * cLogLuvM;\n\tXp_Y_XYZp = max(Xp_Y_XYZp, vec3(1e-6, 1e-6, 1e-6));\n\tvec4 vResult;\n\tvResult.xy = Xp_Y_XYZp.xy / Xp_Y_XYZp.z;\n\tfloat Le = 2.0 * log2(Xp_Y_XYZp.y) + 127.0;\n\tvResult.w = fract(Le);\n\tvResult.z = (Le - (floor(vResult.w*255.0))/255.0)/255.0;\n\treturn vResult;\n}\nconst mat3 cLogLuvInverseM = mat3( 6.0014, -2.7008, -1.7996, -1.3320, 3.1029, -5.7721, 0.3008, -1.0882, 5.6268 );\nvec4 LogLuvToLinear( in vec4 value ) {\n\tfloat Le = value.z * 255.0 + value.w;\n\tvec3 Xp_Y_XYZp;\n\tXp_Y_XYZp.y = exp2((Le - 127.0) / 2.0);\n\tXp_Y_XYZp.z = Xp_Y_XYZp.y / value.y;\n\tXp_Y_XYZp.x = value.x * Xp_Y_XYZp.z;\n\tvec3 vRGB = Xp_Y_XYZp.rgb * cLogLuvInverseM;\n\treturn vec4( max(vRGB, 0.0), 1.0 );\n}\n",envmap_fragment:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG )\n\t\tvec3 cameraToVertex = normalize( vWorldPosition - cameraPosition );\n\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( cameraToVertex, worldNormal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( cameraToVertex, 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, flipNormal * vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );\n\t#elif defined( ENVMAP_TYPE_EQUIREC )\n\t\tvec2 sampleUV;\n\t\tsampleUV.y = saturate( flipNormal * reflectVec.y * 0.5 + 0.5 );\n\t\tsampleUV.x = atan( flipNormal * reflectVec.z, flipNormal * reflectVec.x ) * RECIPROCAL_PI2 + 0.5;\n\t\tvec4 envColor = texture2D( envMap, sampleUV );\n\t#elif defined( ENVMAP_TYPE_SPHERE )\n\t\tvec3 reflectView = flipNormal * normalize( ( viewMatrix * vec4( reflectVec, 0.0 ) ).xyz + vec3( 0.0, 0.0, 1.0 ) );\n\t\tvec4 envColor = texture2D( envMap, reflectView.xy * 0.5 + 0.5 );\n\t#else\n\t\tvec4 envColor = vec4( 0.0 );\n\t#endif\n\tenvColor = envMapTexelToLinear( envColor );\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\n",envmap_pars_fragment:"#if defined( USE_ENVMAP ) || defined( PHYSICAL )\n\tuniform float reflectivity;\n\tuniform float envMapIntensity;\n#endif\n#ifdef USE_ENVMAP\n\t#if ! defined( PHYSICAL ) && ( defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) )\n\t\tvarying vec3 vWorldPosition;\n\t#endif\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tuniform samplerCube envMap;\n\t#else\n\t\tuniform sampler2D envMap;\n\t#endif\n\tuniform float flipEnvMap;\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( PHYSICAL )\n\t\tuniform float refractionRatio;\n\t#else\n\t\tvarying vec3 vReflect;\n\t#endif\n#endif\n",envmap_pars_vertex:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG )\n\t\tvarying vec3 vWorldPosition;\n\t#else\n\t\tvarying vec3 vReflect;\n\t\tuniform float refractionRatio;\n\t#endif\n#endif\n",envmap_vertex:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG )\n\t\tvWorldPosition = worldPosition.xyz;\n\t#else\n\t\tvec3 cameraToVertex = normalize( worldPosition.xyz - cameraPosition );\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\n",fog_vertex:"\n#ifdef USE_FOG\nfogDepth = -mvPosition.z;\n#endif",fog_pars_vertex:"#ifdef USE_FOG\n  varying float fogDepth;\n#endif\n",fog_fragment:"#ifdef USE_FOG\n\t#ifdef FOG_EXP2\n\t\tfloat fogFactor = whiteCompliment( exp2( - fogDensity * fogDensity * fogDepth * fogDepth * LOG2 ) );\n\t#else\n\t\tfloat fogFactor = smoothstep( fogNear, fogFar, fogDepth );\n\t#endif\n\tgl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );\n#endif\n",fog_pars_fragment:"#ifdef USE_FOG\n\tuniform vec3 fogColor;\n\tvarying float fogDepth;\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\n",gradientmap_pars_fragment:"#ifdef TOON\n\tuniform sampler2D gradientMap;\n\tvec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {\n\t\tfloat dotNL = dot( normal, lightDirection );\n\t\tvec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );\n\t\t#ifdef USE_GRADIENTMAP\n\t\t\treturn texture2D( gradientMap, coord ).rgb;\n\t\t#else\n\t\t\treturn ( coord.x < 0.7 ) ? vec3( 0.7 ) : vec3( 1.0 );\n\t\t#endif\n\t}\n#endif\n",lightmap_fragment:"#ifdef USE_LIGHTMAP\n\treflectedLight.indirectDiffuse += PI * texture2D( lightMap, vUv2 ).xyz * lightMapIntensity;\n#endif\n",lightmap_pars_fragment:"#ifdef USE_LIGHTMAP\n\tuniform sampler2D lightMap;\n\tuniform float lightMapIntensity;\n#endif",lights_lambert_vertex:"vec3 diffuse = vec3( 1.0 );\nGeometricContext geometry;\ngeometry.position = mvPosition.xyz;\ngeometry.normal = normalize( transformedNormal );\ngeometry.viewDir = normalize( -mvPosition.xyz );\nGeometricContext backGeometry;\nbackGeometry.position = geometry.position;\nbackGeometry.normal = -geometry.normal;\nbackGeometry.viewDir = geometry.viewDir;\nvLightFront = vec3( 0.0 );\n#ifdef DOUBLE_SIDED\n\tvLightBack = vec3( 0.0 );\n#endif\nIncidentLight directLight;\nfloat dotNL;\nvec3 directLightColor_Diffuse;\n#if NUM_POINT_LIGHTS > 0\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tgetPointDirectLightIrradiance( pointLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tgetSpotDirectLightIrradiance( spotLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n#endif\n#if NUM_DIR_LIGHTS > 0\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tgetDirectionalDirectLightIrradiance( directionalLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\tvLightFront += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry );\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += getHemisphereLightIrradiance( hemisphereLights[ i ], backGeometry );\n\t\t#endif\n\t}\n#endif\n",lights_pars:"uniform vec3 ambientLightColor;\nvec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {\n\tvec3 irradiance = ambientLightColor;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\treturn irradiance;\n}\n#if NUM_DIR_LIGHTS > 0\n\tstruct DirectionalLight {\n\t\tvec3 direction;\n\t\tvec3 color;\n\t\tint shadow;\n\t\tfloat shadowBias;\n\t\tfloat shadowRadius;\n\t\tvec2 shadowMapSize;\n\t};\n\tuniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];\n\tvoid getDirectionalDirectLightIrradiance( const in DirectionalLight directionalLight, const in GeometricContext geometry, out IncidentLight directLight ) {\n\t\tdirectLight.color = directionalLight.color;\n\t\tdirectLight.direction = directionalLight.direction;\n\t\tdirectLight.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\tint shadow;\n\t\tfloat shadowBias;\n\t\tfloat shadowRadius;\n\t\tvec2 shadowMapSize;\n\t};\n\tuniform PointLight pointLights[ NUM_POINT_LIGHTS ];\n\tvoid getPointDirectLightIrradiance( const in PointLight pointLight, const in GeometricContext geometry, out IncidentLight directLight ) {\n\t\tvec3 lVector = pointLight.position - geometry.position;\n\t\tdirectLight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tdirectLight.color = pointLight.color;\n\t\tdirectLight.color *= punctualLightIntensityToIrradianceFactor( lightDistance, pointLight.distance, pointLight.decay );\n\t\tdirectLight.visible = ( directLight.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\tint shadow;\n\t\tfloat shadowBias;\n\t\tfloat shadowRadius;\n\t\tvec2 shadowMapSize;\n\t};\n\tuniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];\n\tvoid getSpotDirectLightIrradiance( const in SpotLight spotLight, const in GeometricContext geometry, out IncidentLight directLight  ) {\n\t\tvec3 lVector = spotLight.position - geometry.position;\n\t\tdirectLight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tfloat angleCos = dot( directLight.direction, spotLight.direction );\n\t\tif ( angleCos > spotLight.coneCos ) {\n\t\t\tfloat spotEffect = smoothstep( spotLight.coneCos, spotLight.penumbraCos, angleCos );\n\t\t\tdirectLight.color = spotLight.color;\n\t\t\tdirectLight.color *= spotEffect * punctualLightIntensityToIrradianceFactor( lightDistance, spotLight.distance, spotLight.decay );\n\t\t\tdirectLight.visible = true;\n\t\t} else {\n\t\t\tdirectLight.color = vec3( 0.0 );\n\t\t\tdirectLight.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 ltcMat;\tuniform sampler2D ltcMag;\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 GeometricContext geometry ) {\n\t\tfloat dotNL = dot( geometry.normal, hemiLight.direction );\n\t\tfloat hemiDiffuseWeight = 0.5 * dotNL + 0.5;\n\t\tvec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\t\tirradiance *= PI;\n\t\t#endif\n\t\treturn irradiance;\n\t}\n#endif\n#if defined( USE_ENVMAP ) && defined( PHYSICAL )\n\tvec3 getLightProbeIndirectIrradiance( const in GeometricContext geometry, const in int maxMIPLevel ) {\n\t\tvec3 worldNormal = inverseTransformDirection( geometry.normal, viewMatrix );\n\t\t#ifdef ENVMAP_TYPE_CUBE\n\t\t\tvec3 queryVec = vec3( flipEnvMap * worldNormal.x, worldNormal.yz );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = textureCubeLodEXT( envMap, queryVec, float( maxMIPLevel ) );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = textureCube( envMap, queryVec, float( maxMIPLevel ) );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\t\tvec3 queryVec = vec3( flipEnvMap * worldNormal.x, worldNormal.yz );\n\t\t\tvec4 envMapColor = textureCubeUV( queryVec, 1.0 );\n\t\t#else\n\t\t\tvec4 envMapColor = vec4( 0.0 );\n\t\t#endif\n\t\treturn PI * envMapColor.rgb * envMapIntensity;\n\t}\n\tfloat getSpecularMIPLevel( const in float blinnShininessExponent, const in int maxMIPLevel ) {\n\t\tfloat maxMIPLevelScalar = float( maxMIPLevel );\n\t\tfloat desiredMIPLevel = maxMIPLevelScalar - 0.79248 - 0.5 * log2( pow2( blinnShininessExponent ) + 1.0 );\n\t\treturn clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );\n\t}\n\tvec3 getLightProbeIndirectRadiance( const in GeometricContext geometry, const in float blinnShininessExponent, const in int maxMIPLevel ) {\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( -geometry.viewDir, geometry.normal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( -geometry.viewDir, geometry.normal, refractionRatio );\n\t\t#endif\n\t\treflectVec = inverseTransformDirection( reflectVec, viewMatrix );\n\t\tfloat specularMIPLevel = getSpecularMIPLevel( blinnShininessExponent, maxMIPLevel );\n\t\t#ifdef ENVMAP_TYPE_CUBE\n\t\t\tvec3 queryReflectVec = vec3( flipEnvMap * reflectVec.x, reflectVec.yz );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = textureCubeLodEXT( envMap, queryReflectVec, specularMIPLevel );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = textureCube( envMap, queryReflectVec, specularMIPLevel );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\t\tvec3 queryReflectVec = vec3( flipEnvMap * reflectVec.x, reflectVec.yz );\n\t\t\tvec4 envMapColor = textureCubeUV(queryReflectVec, BlinnExponentToGGXRoughness(blinnShininessExponent));\n\t\t#elif defined( ENVMAP_TYPE_EQUIREC )\n\t\t\tvec2 sampleUV;\n\t\t\tsampleUV.y = saturate( reflectVec.y * 0.5 + 0.5 );\n\t\t\tsampleUV.x = atan( reflectVec.z, reflectVec.x ) * RECIPROCAL_PI2 + 0.5;\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = texture2DLodEXT( envMap, sampleUV, specularMIPLevel );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = texture2D( envMap, sampleUV, specularMIPLevel );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#elif defined( ENVMAP_TYPE_SPHERE )\n\t\t\tvec3 reflectView = normalize( ( viewMatrix * vec4( reflectVec, 0.0 ) ).xyz + vec3( 0.0,0.0,1.0 ) );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = texture2DLodEXT( envMap, reflectView.xy * 0.5 + 0.5, specularMIPLevel );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = texture2D( envMap, reflectView.xy * 0.5 + 0.5, specularMIPLevel );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#endif\n\t\treturn envMapColor.rgb * envMapIntensity;\n\t}\n#endif\n",lights_phong_fragment:"BlinnPhongMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;\n",lights_phong_pars_fragment:"varying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\nstruct BlinnPhongMaterial {\n\tvec3\tdiffuseColor;\n\tvec3\tspecularColor;\n\tfloat\tspecularShininess;\n\tfloat\tspecularStrength;\n};\n#if NUM_RECT_AREA_LIGHTS > 0\n\tvoid RE_Direct_RectArea_BlinnPhong( const in RectAreaLight rectAreaLight, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\t\tvec3 normal = geometry.normal;\n\t\tvec3 viewDir = geometry.viewDir;\n\t\tvec3 position = geometry.position;\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 = BlinnExponentToGGXRoughness( material.specularShininess );\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\tfloat norm = texture2D( ltcMag, uv ).a;\n\t\tvec4 t = texture2D( ltcMat, uv );\n\t\tmat3 mInv = mat3(\n\t\t\tvec3(   1,   0, t.y ),\n\t\t\tvec3(   0, t.z,   0 ),\n\t\t\tvec3( t.w,   0, t.x )\n\t\t);\n\t\treflectedLight.directSpecular += lightColor * material.specularColor * norm * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );\n\t\treflectedLight.directDiffuse += lightColor * material.diffuseColor * LTC_Evaluate( normal, viewDir, position, mat3( 1 ), rectCoords );\n\t}\n#endif\nvoid RE_Direct_BlinnPhong( const in IncidentLight directLight, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\t#ifdef TOON\n\t\tvec3 irradiance = getGradientIrradiance( geometry.normal, directLight.direction ) * directLight.color;\n\t#else\n\t\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\t\tvec3 irradiance = dotNL * directLight.color;\n\t#endif\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\treflectedLight.directDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_Specular_BlinnPhong( directLight, geometry, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_BlinnPhong\n#define RE_Direct_RectArea\t\tRE_Direct_RectArea_BlinnPhong\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_BlinnPhong\n#define Material_LightProbeLOD( material )\t(0)\n",lights_physical_fragment:"PhysicalMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb * ( 1.0 - metalnessFactor );\nmaterial.specularRoughness = clamp( roughnessFactor, 0.04, 1.0 );\n#ifdef STANDARD\n\tmaterial.specularColor = mix( vec3( DEFAULT_SPECULAR_COEFFICIENT ), diffuseColor.rgb, metalnessFactor );\n#else\n\tmaterial.specularColor = mix( vec3( MAXIMUM_SPECULAR_COEFFICIENT * pow2( reflectivity ) ), diffuseColor.rgb, metalnessFactor );\n\tmaterial.clearCoat = saturate( clearCoat );\tmaterial.clearCoatRoughness = clamp( clearCoatRoughness, 0.04, 1.0 );\n#endif\n",lights_physical_pars_fragment:"struct PhysicalMaterial {\n\tvec3\tdiffuseColor;\n\tfloat\tspecularRoughness;\n\tvec3\tspecularColor;\n\t#ifndef STANDARD\n\t\tfloat clearCoat;\n\t\tfloat clearCoatRoughness;\n\t#endif\n};\n#define MAXIMUM_SPECULAR_COEFFICIENT 0.16\n#define DEFAULT_SPECULAR_COEFFICIENT 0.04\nfloat clearCoatDHRApprox( const in float roughness, const in float dotNL ) {\n\treturn DEFAULT_SPECULAR_COEFFICIENT + ( 1.0 - DEFAULT_SPECULAR_COEFFICIENT ) * ( pow( 1.0 - dotNL, 5.0 ) * pow( 1.0 - roughness, 2.0 ) );\n}\n#if NUM_RECT_AREA_LIGHTS > 0\n\tvoid RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t\tvec3 normal = geometry.normal;\n\t\tvec3 viewDir = geometry.viewDir;\n\t\tvec3 position = geometry.position;\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.specularRoughness;\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\tfloat norm = texture2D( ltcMag, uv ).a;\n\t\tvec4 t = texture2D( ltcMat, uv );\n\t\tmat3 mInv = mat3(\n\t\t\tvec3(   1,   0, t.y ),\n\t\t\tvec3(   0, t.z,   0 ),\n\t\t\tvec3( t.w,   0, t.x )\n\t\t);\n\t\treflectedLight.directSpecular += lightColor * material.specularColor * norm * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );\n\t\treflectedLight.directDiffuse += lightColor * material.diffuseColor * LTC_Evaluate( normal, viewDir, position, mat3( 1 ), rectCoords );\n\t}\n#endif\nvoid RE_Direct_Physical( const in IncidentLight directLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\t#ifndef STANDARD\n\t\tfloat clearCoatDHR = material.clearCoat * clearCoatDHRApprox( material.clearCoatRoughness, dotNL );\n\t#else\n\t\tfloat clearCoatDHR = 0.0;\n\t#endif\n\treflectedLight.directSpecular += ( 1.0 - clearCoatDHR ) * irradiance * BRDF_Specular_GGX( directLight, geometry, material.specularColor, material.specularRoughness );\n\treflectedLight.directDiffuse += ( 1.0 - clearCoatDHR ) * irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n\t#ifndef STANDARD\n\t\treflectedLight.directSpecular += irradiance * material.clearCoat * BRDF_Specular_GGX( directLight, geometry, vec3( DEFAULT_SPECULAR_COEFFICIENT ), material.clearCoatRoughness );\n\t#endif\n}\nvoid RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 clearCoatRadiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t#ifndef STANDARD\n\t\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\t\tfloat dotNL = dotNV;\n\t\tfloat clearCoatDHR = material.clearCoat * clearCoatDHRApprox( material.clearCoatRoughness, dotNL );\n\t#else\n\t\tfloat clearCoatDHR = 0.0;\n\t#endif\n\treflectedLight.indirectSpecular += ( 1.0 - clearCoatDHR ) * radiance * BRDF_Specular_GGX_Environment( geometry, material.specularColor, material.specularRoughness );\n\t#ifndef STANDARD\n\t\treflectedLight.indirectSpecular += clearCoatRadiance * material.clearCoat * BRDF_Specular_GGX_Environment( geometry, vec3( DEFAULT_SPECULAR_COEFFICIENT ), material.clearCoatRoughness );\n\t#endif\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\n#define Material_BlinnShininessExponent( material )   GGXRoughnessToBlinnExponent( material.specularRoughness )\n#define Material_ClearCoat_BlinnShininessExponent( material )   GGXRoughnessToBlinnExponent( material.clearCoatRoughness )\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}\n",lights_template:"\nGeometricContext geometry;\ngeometry.position = - vViewPosition;\ngeometry.normal = normal;\ngeometry.viewDir = normalize( vViewPosition );\nIncidentLight directLight;\n#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )\n\tPointLight pointLight;\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tgetPointDirectLightIrradiance( pointLight, geometry, directLight );\n\t\t#ifdef USE_SHADOWMAP\n\t\tdirectLight.color *= all( bvec2( pointLight.shadow, directLight.visible ) ) ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n#endif\n#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )\n\tSpotLight spotLight;\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tgetSpotDirectLightIrradiance( spotLight, geometry, directLight );\n\t\t#ifdef USE_SHADOWMAP\n\t\tdirectLight.color *= all( bvec2( spotLight.shadow, directLight.visible ) ) ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowBias, spotLight.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n#endif\n#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )\n\tDirectionalLight directionalLight;\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tgetDirectionalDirectLightIrradiance( directionalLight, geometry, directLight );\n\t\t#ifdef USE_SHADOWMAP\n\t\tdirectLight.color *= all( bvec2( directionalLight.shadow, directLight.visible ) ) ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n#endif\n#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )\n\tRectAreaLight rectAreaLight;\n\tfor ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {\n\t\trectAreaLight = rectAreaLights[ i ];\n\t\tRE_Direct_RectArea( rectAreaLight, geometry, material, reflectedLight );\n\t}\n#endif\n#if defined( RE_IndirectDiffuse )\n\tvec3 irradiance = getAmbientLightIrradiance( ambientLightColor );\n\t#ifdef USE_LIGHTMAP\n\t\tvec3 lightMapIrradiance = texture2D( lightMap, vUv2 ).xyz * lightMapIntensity;\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\t\tlightMapIrradiance *= PI;\n\t\t#endif\n\t\tirradiance += lightMapIrradiance;\n\t#endif\n\t#if ( NUM_HEMI_LIGHTS > 0 )\n\t\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\t\tirradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry );\n\t\t}\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( PHYSICAL ) && defined( ENVMAP_TYPE_CUBE_UV )\n\t\tirradiance += getLightProbeIndirectIrradiance( geometry, 8 );\n\t#endif\n\tRE_IndirectDiffuse( irradiance, geometry, material, reflectedLight );\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n\tvec3 radiance = getLightProbeIndirectRadiance( geometry, Material_BlinnShininessExponent( material ), 8 );\n\t#ifndef STANDARD\n\t\tvec3 clearCoatRadiance = getLightProbeIndirectRadiance( geometry, Material_ClearCoat_BlinnShininessExponent( material ), 8 );\n\t#else\n\t\tvec3 clearCoatRadiance = vec3( 0.0 );\n\t#endif\n\tRE_IndirectSpecular( radiance, clearCoatRadiance, geometry, material, reflectedLight );\n#endif\n",logdepthbuf_fragment:"#if defined(USE_LOGDEPTHBUF) && defined(USE_LOGDEPTHBUF_EXT)\n\tgl_FragDepthEXT = log2(vFragDepth) * logDepthBufFC * 0.5;\n#endif",logdepthbuf_pars_fragment:"#ifdef USE_LOGDEPTHBUF\n\tuniform float logDepthBufFC;\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvarying float vFragDepth;\n\t#endif\n#endif\n",logdepthbuf_pars_vertex:"#ifdef USE_LOGDEPTHBUF\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvarying float vFragDepth;\n\t#endif\n\tuniform float logDepthBufFC;\n#endif",logdepthbuf_vertex:"#ifdef USE_LOGDEPTHBUF\n\tgl_Position.z = log2(max( EPSILON, gl_Position.w + 1.0 )) * logDepthBufFC;\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvFragDepth = 1.0 + gl_Position.w;\n\t#else\n\t\tgl_Position.z = (gl_Position.z - 1.0) * gl_Position.w;\n\t#endif\n#endif\n",map_fragment:"#ifdef USE_MAP\n\tvec4 texelColor = texture2D( map, vUv );\n\ttexelColor = mapTexelToLinear( texelColor );\n\tdiffuseColor *= texelColor;\n#endif\n",map_pars_fragment:"#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif\n",map_particle_fragment:"#ifdef USE_MAP\n\tvec4 mapTexel = texture2D( map, vec2( gl_PointCoord.x, 1.0 - gl_PointCoord.y ) * offsetRepeat.zw + offsetRepeat.xy );\n\tdiffuseColor *= mapTexelToLinear( mapTexel );\n#endif\n",map_particle_pars_fragment:"#ifdef USE_MAP\n\tuniform vec4 offsetRepeat;\n\tuniform sampler2D map;\n#endif\n",metalnessmap_fragment:"float metalnessFactor = metalness;\n#ifdef USE_METALNESSMAP\n\tvec4 texelMetalness = texture2D( metalnessMap, vUv );\n\tmetalnessFactor *= texelMetalness.b;\n#endif\n",metalnessmap_pars_fragment:"#ifdef USE_METALNESSMAP\n\tuniform sampler2D metalnessMap;\n#endif",morphnormal_vertex:"#ifdef USE_MORPHNORMALS\n\tobjectNormal += ( morphNormal0 - normal ) * morphTargetInfluences[ 0 ];\n\tobjectNormal += ( morphNormal1 - normal ) * morphTargetInfluences[ 1 ];\n\tobjectNormal += ( morphNormal2 - normal ) * morphTargetInfluences[ 2 ];\n\tobjectNormal += ( morphNormal3 - normal ) * morphTargetInfluences[ 3 ];\n#endif\n",morphtarget_pars_vertex:"#ifdef USE_MORPHTARGETS\n\t#ifndef USE_MORPHNORMALS\n\tuniform float morphTargetInfluences[ 8 ];\n\t#else\n\tuniform float morphTargetInfluences[ 4 ];\n\t#endif\n#endif",morphtarget_vertex:"#ifdef USE_MORPHTARGETS\n\ttransformed += ( morphTarget0 - position ) * morphTargetInfluences[ 0 ];\n\ttransformed += ( morphTarget1 - position ) * morphTargetInfluences[ 1 ];\n\ttransformed += ( morphTarget2 - position ) * morphTargetInfluences[ 2 ];\n\ttransformed += ( morphTarget3 - position ) * morphTargetInfluences[ 3 ];\n\t#ifndef USE_MORPHNORMALS\n\ttransformed += ( morphTarget4 - position ) * morphTargetInfluences[ 4 ];\n\ttransformed += ( morphTarget5 - position ) * morphTargetInfluences[ 5 ];\n\ttransformed += ( morphTarget6 - position ) * morphTargetInfluences[ 6 ];\n\ttransformed += ( morphTarget7 - position ) * morphTargetInfluences[ 7 ];\n\t#endif\n#endif\n",normal_flip:"#ifdef DOUBLE_SIDED\n\tfloat flipNormal = ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n#else\n\tfloat flipNormal = 1.0;\n#endif\n",normal_fragment:"#ifdef FLAT_SHADED\n\tvec3 fdx = vec3( dFdx( vViewPosition.x ), dFdx( vViewPosition.y ), dFdx( vViewPosition.z ) );\n\tvec3 fdy = vec3( dFdy( vViewPosition.x ), dFdy( vViewPosition.y ), dFdy( vViewPosition.z ) );\n\tvec3 normal = normalize( cross( fdx, fdy ) );\n#else\n\tvec3 normal = normalize( vNormal ) * flipNormal;\n#endif\n#ifdef USE_NORMALMAP\n\tnormal = perturbNormal2Arb( -vViewPosition, normal );\n#elif defined( USE_BUMPMAP )\n\tnormal = perturbNormalArb( -vViewPosition, normal, dHdxy_fwd() );\n#endif\n",normalmap_pars_fragment:"#ifdef USE_NORMALMAP\n\tuniform sampler2D normalMap;\n\tuniform vec2 normalScale;\n\tvec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm ) {\n\t\tvec3 q0 = dFdx( eye_pos.xyz );\n\t\tvec3 q1 = dFdy( eye_pos.xyz );\n\t\tvec2 st0 = dFdx( vUv.st );\n\t\tvec2 st1 = dFdy( vUv.st );\n\t\tvec3 S = normalize( q0 * st1.t - q1 * st0.t );\n\t\tvec3 T = normalize( -q0 * st1.s + q1 * st0.s );\n\t\tvec3 N = normalize( surf_norm );\n\t\tvec3 mapN = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\t\tmapN.xy = normalScale * mapN.xy;\n\t\tmat3 tsn = mat3( S, T, N );\n\t\treturn normalize( tsn * mapN );\n\t}\n#endif\n",packing:"vec3 packNormalToRGB( const in vec3 normal ) {\n\treturn normalize( normal ) * 0.5 + 0.5;\n}\nvec3 unpackRGBToNormal( const in vec3 rgb ) {\n\treturn 1.0 - 2.0 * rgb.xyz;\n}\nconst float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;\nconst vec3 PackFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );\nconst vec4 UnpackFactors = UnpackDownscale / vec4( PackFactors, 1. );\nconst float ShiftRight8 = 1. / 256.;\nvec4 packDepthToRGBA( const in float v ) {\n\tvec4 r = vec4( fract( v * PackFactors ), v );\n\tr.yzw -= r.xyz * ShiftRight8;\treturn r * PackUpscale;\n}\nfloat unpackRGBAToDepth( const in vec4 v ) {\n\treturn dot( v, UnpackFactors );\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 linearClipZ, const in float near, const in float far ) {\n\treturn linearClipZ * ( 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 invClipZ, const in float near, const in float far ) {\n\treturn ( near * far ) / ( ( far - near ) * invClipZ - far );\n}\n",premultiplied_alpha_fragment:"#ifdef PREMULTIPLIED_ALPHA\n\tgl_FragColor.rgb *= gl_FragColor.a;\n#endif\n",project_vertex:"#ifdef USE_SKINNING\n\tvec4 mvPosition = modelViewMatrix * skinned;\n#else\n\tvec4 mvPosition = modelViewMatrix * vec4( transformed, 1.0 );\n#endif\ngl_Position = projectionMatrix * mvPosition;\n",dithering_fragment:"#if defined( DITHERING )\n  gl_FragColor.rgb = dithering( gl_FragColor.rgb );\n#endif\n",dithering_pars_fragment:"#if defined( 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\n",roughnessmap_fragment:"float roughnessFactor = roughness;\n#ifdef USE_ROUGHNESSMAP\n\tvec4 texelRoughness = texture2D( roughnessMap, vUv );\n\troughnessFactor *= texelRoughness.g;\n#endif\n",roughnessmap_pars_fragment:"#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif",shadowmap_pars_fragment:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHTS > 0\n\t\tuniform sampler2D directionalShadowMap[ NUM_DIR_LIGHTS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHTS ];\n\t#endif\n\t#if NUM_SPOT_LIGHTS > 0\n\t\tuniform sampler2D spotShadowMap[ NUM_SPOT_LIGHTS ];\n\t\tvarying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHTS ];\n\t#endif\n\t#if NUM_POINT_LIGHTS > 0\n\t\tuniform sampler2D pointShadowMap[ NUM_POINT_LIGHTS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHTS ];\n\t#endif\n\tfloat texture2DCompare( sampler2D depths, vec2 uv, float compare ) {\n\t\treturn step( compare, unpackRGBAToDepth( texture2D( depths, uv ) ) );\n\t}\n\tfloat texture2DShadowLerp( sampler2D depths, vec2 size, vec2 uv, float compare ) {\n\t\tconst vec2 offset = vec2( 0.0, 1.0 );\n\t\tvec2 texelSize = vec2( 1.0 ) / size;\n\t\tvec2 centroidUV = floor( uv * size + 0.5 ) / size;\n\t\tfloat lb = texture2DCompare( depths, centroidUV + texelSize * offset.xx, compare );\n\t\tfloat lt = texture2DCompare( depths, centroidUV + texelSize * offset.xy, compare );\n\t\tfloat rb = texture2DCompare( depths, centroidUV + texelSize * offset.yx, compare );\n\t\tfloat rt = texture2DCompare( depths, centroidUV + texelSize * offset.yy, compare );\n\t\tvec2 f = fract( uv * size + 0.5 );\n\t\tfloat a = mix( lb, lt, f.y );\n\t\tfloat b = mix( rb, rt, f.y );\n\t\tfloat c = mix( a, b, f.x );\n\t\treturn c;\n\t}\n\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\tshadowCoord.z += shadowBias;\n\t\tbvec4 inFrustumVec = bvec4 ( shadowCoord.x >= 0.0, shadowCoord.x <= 1.0, shadowCoord.y >= 0.0, shadowCoord.y <= 1.0 );\n\t\tbool inFrustum = all( inFrustumVec );\n\t\tbvec2 frustumTestVec = bvec2( inFrustum, shadowCoord.z <= 1.0 );\n\t\tbool frustumTest = all( frustumTestVec );\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\treturn (\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( dx0, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy, 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( 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 / 9.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_PCF_SOFT )\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\treturn (\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy, shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#else\n\t\t\treturn texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#endif\n\t\t}\n\t\treturn 1.0;\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 shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\tvec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tvec3 bd3D = normalize( lightToPosition );\n\t\tfloat dp = ( length( lightToPosition ) - shadowBias ) / 1000.0;\n\t\t#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT )\n\t\t\tvec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;\n\t\t\treturn (\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#else\n\t\t\treturn texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );\n\t\t#endif\n\t}\n#endif\n",shadowmap_pars_vertex:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHTS > 0\n\t\tuniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHTS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHTS ];\n\t#endif\n\t#if NUM_SPOT_LIGHTS > 0\n\t\tuniform mat4 spotShadowMatrix[ NUM_SPOT_LIGHTS ];\n\t\tvarying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHTS ];\n\t#endif\n\t#if NUM_POINT_LIGHTS > 0\n\t\tuniform mat4 pointShadowMatrix[ NUM_POINT_LIGHTS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHTS ];\n\t#endif\n#endif\n",shadowmap_vertex:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHTS > 0\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * worldPosition;\n\t}\n\t#endif\n\t#if NUM_SPOT_LIGHTS > 0\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tvSpotShadowCoord[ i ] = spotShadowMatrix[ i ] * worldPosition;\n\t}\n\t#endif\n\t#if NUM_POINT_LIGHTS > 0\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * worldPosition;\n\t}\n\t#endif\n#endif\n",shadowmask_pars_fragment:"float getShadowMask() {\n\tfloat shadow = 1.0;\n\t#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHTS > 0\n\tDirectionalLight directionalLight;\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tshadow *= bool( directionalLight.shadow ) ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t}\n\t#endif\n\t#if NUM_SPOT_LIGHTS > 0\n\tSpotLight spotLight;\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tshadow *= bool( spotLight.shadow ) ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowBias, spotLight.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\n\t}\n\t#endif\n\t#if NUM_POINT_LIGHTS > 0\n\tPointLight pointLight;\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tshadow *= bool( pointLight.shadow ) ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ] ) : 1.0;\n\t}\n\t#endif\n\t#endif\n\treturn shadow;\n}\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\t#ifdef BONE_TEXTURE\n\t\tuniform sampler2D boneTexture;\n\t\tuniform int boneTextureSize;\n\t\tmat4 getBoneMatrix( const in float i ) {\n\t\t\tfloat j = i * 4.0;\n\t\t\tfloat x = mod( j, float( boneTextureSize ) );\n\t\t\tfloat y = floor( j / float( boneTextureSize ) );\n\t\t\tfloat dx = 1.0 / float( boneTextureSize );\n\t\t\tfloat dy = 1.0 / float( boneTextureSize );\n\t\t\ty = dy * ( y + 0.5 );\n\t\t\tvec4 v1 = texture2D( boneTexture, vec2( dx * ( x + 0.5 ), y ) );\n\t\t\tvec4 v2 = texture2D( boneTexture, vec2( dx * ( x + 1.5 ), y ) );\n\t\t\tvec4 v3 = texture2D( boneTexture, vec2( dx * ( x + 2.5 ), y ) );\n\t\t\tvec4 v4 = texture2D( boneTexture, vec2( dx * ( x + 3.5 ), y ) );\n\t\t\tmat4 bone = mat4( v1, v2, v3, v4 );\n\t\t\treturn bone;\n\t\t}\n\t#else\n\t\tuniform mat4 boneMatrices[ MAX_BONES ];\n\t\tmat4 getBoneMatrix( const in float i ) {\n\t\t\tmat4 bone = boneMatrices[ int(i) ];\n\t\t\treturn bone;\n\t\t}\n\t#endif\n#endif\n",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\tskinned  = bindMatrixInverse * skinned;\n#endif\n",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#endif\n",specularmap_fragment:"float specularStrength;\n#ifdef USE_SPECULARMAP\n\tvec4 texelSpecular = texture2D( specularMap, vUv );\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  gl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\n#endif\n",tonemapping_pars_fragment:"#define saturate(a) clamp( a, 0.0, 1.0 )\nuniform float toneMappingExposure;\nuniform float toneMappingWhitePoint;\nvec3 LinearToneMapping( vec3 color ) {\n\treturn toneMappingExposure * color;\n}\nvec3 ReinhardToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( color / ( vec3( 1.0 ) + color ) );\n}\n#define Uncharted2Helper( x ) max( ( ( x * ( 0.15 * x + 0.10 * 0.50 ) + 0.20 * 0.02 ) / ( x * ( 0.15 * x + 0.50 ) + 0.20 * 0.30 ) ) - 0.02 / 0.30, vec3( 0.0 ) )\nvec3 Uncharted2ToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( Uncharted2Helper( color ) / Uncharted2Helper( vec3( toneMappingWhitePoint ) ) );\n}\nvec3 OptimizedCineonToneMapping( 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}\n",uv_pars_fragment:"#if defined( USE_MAP ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( USE_SPECULARMAP ) || defined( USE_ALPHAMAP ) || defined( USE_EMISSIVEMAP ) || defined( USE_ROUGHNESSMAP ) || defined( USE_METALNESSMAP )\n\tvarying vec2 vUv;\n#endif",uv_pars_vertex:"#if defined( USE_MAP ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( USE_SPECULARMAP ) || defined( USE_ALPHAMAP ) || defined( USE_EMISSIVEMAP ) || defined( USE_ROUGHNESSMAP ) || defined( USE_METALNESSMAP )\n\tvarying vec2 vUv;\n\tuniform vec4 offsetRepeat;\n#endif\n",uv_vertex:"#if defined( USE_MAP ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( USE_SPECULARMAP ) || defined( USE_ALPHAMAP ) || defined( USE_EMISSIVEMAP ) || defined( USE_ROUGHNESSMAP ) || defined( USE_METALNESSMAP )\n\tvUv = uv * offsetRepeat.zw + offsetRepeat.xy;\n#endif",uv2_pars_fragment:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvarying vec2 vUv2;\n#endif",uv2_pars_vertex:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tattribute vec2 uv2;\n\tvarying vec2 vUv2;\n#endif",uv2_vertex:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvUv2 = uv2;\n#endif",worldpos_vertex:"#if defined( USE_ENVMAP ) || defined( PHONG ) || defined( PHYSICAL ) || defined( LAMBERT ) || defined ( USE_SHADOWMAP )\n\t#ifdef USE_SKINNING\n\t\tvec4 worldPosition = modelMatrix * skinned;\n\t#else\n\t\tvec4 worldPosition = modelMatrix * vec4( transformed, 1.0 );\n\t#endif\n#endif\n",cube_frag:"uniform samplerCube tCube;\nuniform float tFlip;\nuniform float opacity;\nvarying vec3 vWorldPosition;\n#include <common>\nvoid main() {\n\tgl_FragColor = textureCube( tCube, vec3( tFlip * vWorldPosition.x, vWorldPosition.yz ) );\n\tgl_FragColor.a *= opacity;\n}\n",cube_vert:"varying vec3 vWorldPosition;\n#include <common>\nvoid main() {\n\tvWorldPosition = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n}\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 <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( 1.0 );\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 <logdepthbuf_fragment>\n\t#if DEPTH_PACKING == 3200\n\t\tgl_FragColor = vec4( vec3( gl_FragCoord.z ), opacity );\n\t#elif DEPTH_PACKING == 3201\n\t\tgl_FragColor = packDepthToRGBA( gl_FragCoord.z );\n\t#endif\n}\n",depth_vert:"#include <common>\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>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <skinbase_vertex>\n\t#include <begin_vertex>\n\t#include <displacementmap_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}\n",distanceRGBA_frag:"uniform vec3 lightPos;\nvarying vec4 vWorldPosition;\n#include <common>\n#include <packing>\n#include <clipping_planes_pars_fragment>\nvoid main () {\n\t#include <clipping_planes_fragment>\n\tgl_FragColor = packDepthToRGBA( length( vWorldPosition.xyz - lightPos.xyz ) / 1000.0 );\n}\n",distanceRGBA_vert:"varying vec4 vWorldPosition;\n#include <common>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <skinbase_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <worldpos_vertex>\n\t#include <clipping_planes_vertex>\n\tvWorldPosition = worldPosition;\n}\n",equirect_frag:"uniform sampler2D tEquirect;\nuniform float tFlip;\nvarying vec3 vWorldPosition;\n#include <common>\nvoid main() {\n\tvec3 direction = normalize( vWorldPosition );\n\tvec2 sampleUV;\n\tsampleUV.y = saturate( tFlip * direction.y * -0.5 + 0.5 );\n\tsampleUV.x = atan( direction.z, direction.x ) * RECIPROCAL_PI2 + 0.5;\n\tgl_FragColor = texture2D( tEquirect, sampleUV );\n}\n",equirect_vert:"varying vec3 vWorldPosition;\n#include <common>\nvoid main() {\n\tvWorldPosition = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n}\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 <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tif ( mod( vLineDistance, totalSize ) > dashSize ) {\n\t\tdiscard;\n\t}\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <color_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <premultiplied_alpha_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n}\n",linedashed_vert:"uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\n#include <common>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <color_vertex>\n\tvLineDistance = scale * lineDistance;\n\tvec4 mvPosition = modelViewMatrix * vec4( position, 1.0 );\n\tgl_Position = projectionMatrix * mvPosition;\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n}\n",meshbasic_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_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\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\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 <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\treflectedLight.indirectDiffuse += texture2D( lightMap, vUv2 ).xyz * lightMapIntensity;\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 <normal_flip>\n\t#include <envmap_fragment>\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <premultiplied_alpha_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n}\n",meshbasic_vert:"#include <common>\n#include <uv_pars_vertex>\n#include <uv2_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 <uv2_vertex>\n\t#include <color_vertex>\n\t#include <skinbase_vertex>\n\t#ifdef USE_ENVMAP\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinnormal_vertex>\n\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 <worldpos_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <envmap_vertex>\n\t#include <fog_vertex>\n}\n",meshlambert_frag:"uniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\nvarying vec3 vLightFront;\n#ifdef DOUBLE_SIDED\n\tvarying vec3 vLightBack;\n#endif\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <envmap_pars_fragment>\n#include <bsdfs>\n#include <lights_pars>\n#include <fog_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <shadowmask_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\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 <specularmap_fragment>\n\t#include <emissivemap_fragment>\n\treflectedLight.indirectDiffuse = getAmbientLightIrradiance( ambientLightColor );\n\t#include <lightmap_fragment>\n\treflectedLight.indirectDiffuse *= BRDF_Diffuse_Lambert( diffuseColor.rgb );\n\t#ifdef DOUBLE_SIDED\n\t\treflectedLight.directDiffuse = ( gl_FrontFacing ) ? vLightFront : vLightBack;\n\t#else\n\t\treflectedLight.directDiffuse = vLightFront;\n\t#endif\n\treflectedLight.directDiffuse *= BRDF_Diffuse_Lambert( diffuseColor.rgb ) * getShadowMask();\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include <normal_flip>\n\t#include <envmap_fragment>\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}\n",meshlambert_vert:"#define LAMBERT\nvarying vec3 vLightFront;\n#ifdef DOUBLE_SIDED\n\tvarying vec3 vLightBack;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <envmap_pars_vertex>\n#include <bsdfs>\n#include <lights_pars>\n#include <color_pars_vertex>\n#include <fog_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 <uv2_vertex>\n\t#include <color_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 <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 <lights_lambert_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}\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 <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <envmap_pars_fragment>\n#include <gradientmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars>\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\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\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 <specularmap_fragment>\n\t#include <normal_flip>\n\t#include <normal_fragment>\n\t#include <emissivemap_fragment>\n\t#include <lights_phong_fragment>\n\t#include <lights_template>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#include <envmap_fragment>\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}\n",meshphong_vert:"#define PHONG\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <displacementmap_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 <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_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#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n#endif\n\t#include <begin_vertex>\n\t#include <displacementmap_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\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}\n",meshphysical_frag:"#define PHYSICAL\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifndef STANDARD\n\tuniform float clearCoat;\n\tuniform float clearCoatRoughness;\n#endif\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <envmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <cube_uv_reflection_fragment>\n#include <lights_pars>\n#include <lights_physical_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_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\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\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 <specularmap_fragment>\n\t#include <roughnessmap_fragment>\n\t#include <metalnessmap_fragment>\n\t#include <normal_flip>\n\t#include <normal_fragment>\n\t#include <emissivemap_fragment>\n\t#include <lights_physical_fragment>\n\t#include <lights_template>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}\n",meshphysical_vert:"#define PHYSICAL\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_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#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n#endif\n\t#include <begin_vertex>\n\t#include <displacementmap_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\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}\n",normal_frag:"#define NORMAL\nuniform float opacity;\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP )\n\tvarying vec3 vViewPosition;\n#endif\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <packing>\n#include <uv_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\nvoid main() {\n\t#include <logdepthbuf_fragment>\n\t#include <normal_flip>\n\t#include <normal_fragment>\n\tgl_FragColor = vec4( packNormalToRGB( normal ), opacity );\n}\n",normal_vert:"#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP )\n\tvarying vec3 vViewPosition;\n#endif\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\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>\nvoid main() {\n\t#include <uv_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#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n#endif\n\t#include <begin_vertex>\n\t#include <displacementmap_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n}\n",points_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <color_pars_fragment>\n#include <map_particle_pars_fragment>\n#include <fog_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_particle_fragment>\n\t#include <color_fragment>\n\t#include <alphatest_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <premultiplied_alpha_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n}\n",points_vert:"uniform float size;\nuniform float scale;\n#include <common>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <color_vertex>\n\t#include <begin_vertex>\n\t#include <project_vertex>\n\t#ifdef USE_SIZEATTENUATION\n\t\tgl_PointSize = size * ( scale / - mvPosition.z );\n\t#else\n\t\tgl_PointSize = size;\n\t#endif\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}\n",shadow_frag:"uniform float opacity;\n#include <common>\n#include <packing>\n#include <bsdfs>\n#include <lights_pars>\n#include <shadowmap_pars_fragment>\n#include <shadowmask_pars_fragment>\nvoid main() {\n\tgl_FragColor = vec4( 0.0, 0.0, 0.0, opacity * ( 1.0 - getShadowMask() ) );\n}\n",shadow_vert:"#include <shadowmap_pars_vertex>\nvoid main() {\n\t#include <begin_vertex>\n\t#include <project_vertex>\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n}\n"},Ds={basic:{uniforms:Os.merge([Is.common,Is.aomap,Is.lightmap,Is.fog]),vertexShader:Us.meshbasic_vert,fragmentShader:Us.meshbasic_frag},lambert:{uniforms:Os.merge([Is.common,Is.aomap,Is.lightmap,Is.emissivemap,Is.fog,Is.lights,{emissive:{value:new Y(0)}}]),vertexShader:Us.meshlambert_vert,fragmentShader:Us.meshlambert_frag},phong:{uniforms:Os.merge([Is.common,Is.aomap,Is.lightmap,Is.emissivemap,Is.bumpmap,Is.normalmap,Is.displacementmap,Is.gradientmap,Is.fog,Is.lights,{emissive:{value:new Y(0)},specular:{value:new Y(1118481)},shininess:{value:30}}]),vertexShader:Us.meshphong_vert,fragmentShader:Us.meshphong_frag},standard:{uniforms:Os.merge([Is.common,Is.aomap,Is.lightmap,Is.emissivemap,Is.bumpmap,Is.normalmap,Is.displacementmap,Is.roughnessmap,Is.metalnessmap,Is.fog,Is.lights,{emissive:{value:new Y(0)},roughness:{value:.5},metalness:{value:.5},envMapIntensity:{value:1}}]),vertexShader:Us.meshphysical_vert,fragmentShader:Us.meshphysical_frag},points:{uniforms:Os.merge([Is.points,Is.fog]),vertexShader:Us.points_vert,fragmentShader:Us.points_frag},dashed:{uniforms:Os.merge([Is.common,Is.fog,{scale:{value:1},dashSize:{value:1},totalSize:{value:2}}]),vertexShader:Us.linedashed_vert,fragmentShader:Us.linedashed_frag},depth:{uniforms:Os.merge([Is.common,Is.displacementmap]),vertexShader:Us.depth_vert,fragmentShader:Us.depth_frag},normal:{uniforms:Os.merge([Is.common,Is.bumpmap,Is.normalmap,Is.displacementmap,{opacity:{value:1}}]),vertexShader:Us.normal_vert,fragmentShader:Us.normal_frag},cube:{uniforms:{tCube:{value:null},tFlip:{value:-1},opacity:{value:1}},vertexShader:Us.cube_vert,fragmentShader:Us.cube_frag},equirect:{uniforms:{tEquirect:{value:null},tFlip:{value:-1}},vertexShader:Us.equirect_vert,fragmentShader:Us.equirect_frag},distanceRGBA:{uniforms:{lightPos:{value:new l}},vertexShader:Us.distanceRGBA_vert,fragmentShader:Us.distanceRGBA_frag}};Ds.physical={uniforms:Os.merge([Ds.standard.uniforms,{clearCoat:{value:0},clearCoatRoughness:{value:0}}]),vertexShader:Us.meshphysical_vert,fragmentShader:Us.meshphysical_frag},Object.assign(Z.prototype,{set:function(t,e){return this.min.copy(t),this.max.copy(e),this},setFromPoints:function(t){this.makeEmpty();for(var e=0,n=t.length;e<n;e++)this.expandByPoint(t[e]);return this},setFromCenterAndSize:function(){var t=new i;return function(e,n){var r=t.copy(n).multiplyScalar(.5);return this.min.copy(e).sub(r),this.max.copy(e).add(r),this}}(),clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.min.copy(t.min),this.max.copy(t.max),this},makeEmpty:function(){return this.min.x=this.min.y=1/0,this.max.x=this.max.y=-1/0,this},isEmpty:function(){return this.max.x<this.min.x||this.max.y<this.min.y},getCenter:function(t){var e=t||new i;return this.isEmpty()?e.set(0,0):e.addVectors(this.min,this.max).multiplyScalar(.5)},getSize:function(t){var e=t||new i;return this.isEmpty()?e.set(0,0):e.subVectors(this.max,this.min)},expandByPoint:function(t){return this.min.min(t),this.max.max(t),this},expandByVector:function(t){return this.min.sub(t),this.max.add(t),this},expandByScalar:function(t){return this.min.addScalar(-t),this.max.addScalar(t),this},containsPoint:function(t){return!(t.x<this.min.x||t.x>this.max.x||t.y<this.min.y||t.y>this.max.y)},containsBox:function(t){return this.min.x<=t.min.x&&t.max.x<=this.max.x&&this.min.y<=t.min.y&&t.max.y<=this.max.y},getParameter:function(t,e){return(e||new i).set((t.x-this.min.x)/(this.max.x-this.min.x),(t.y-this.min.y)/(this.max.y-this.min.y))},intersectsBox:function(t){return!(t.max.x<this.min.x||t.min.x>this.max.x||t.max.y<this.min.y||t.min.y>this.max.y)},clampPoint:function(t,e){return(e||new i).copy(t).clamp(this.min,this.max)},distanceToPoint:function(){var t=new i;return function(e){return t.copy(e).clamp(this.min,this.max).sub(e).length()}}(),intersect:function(t){return this.min.max(t.min),this.max.min(t.max),this},union:function(t){return this.min.min(t.min),this.max.max(t.max),this},translate:function(t){return this.min.add(t),this.max.add(t),this},equals:function(t){return t.min.equals(this.min)&&t.max.equals(this.max)}});var Fs=0;Object.assign(Q.prototype,r.prototype,{isMaterial:!0,setValues:function(t){if(void 0!==t)for(var e in t){var n=t[e];if(void 0!==n){var r=this[e];void 0!==r?r&&r.isColor?r.set(n):r&&r.isVector3&&n&&n.isVector3?r.copy(n):this[e]="overdraw"===e?Number(n):n:console.warn("THREE."+this.type+": '"+e+"' is not a property of this material.")}else console.warn("THREE.Material: '"+e+"' parameter is undefined.")}},toJSON:function(t){function e(t){var e=[];for(var n in t){var r=t[n];delete r.metadata,e.push(r)}return e}var n=void 0===t;n&&(t={textures:{},images:{}});var r={metadata:{version:4.5,type:"Material",generator:"Material.toJSON"}};if(r.uuid=this.uuid,r.type=this.type,""!==this.name&&(r.name=this.name),this.color&&this.color.isColor&&(r.color=this.color.getHex()),void 0!==this.roughness&&(r.roughness=this.roughness),void 0!==this.metalness&&(r.metalness=this.metalness),this.emissive&&this.emissive.isColor&&(r.emissive=this.emissive.getHex()),this.specular&&this.specular.isColor&&(r.specular=this.specular.getHex()),void 0!==this.shininess&&(r.shininess=this.shininess),void 0!==this.clearCoat&&(r.clearCoat=this.clearCoat),void 0!==this.clearCoatRoughness&&(r.clearCoatRoughness=this.clearCoatRoughness),this.map&&this.map.isTexture&&(r.map=this.map.toJSON(t).uuid),this.alphaMap&&this.alphaMap.isTexture&&(r.alphaMap=this.alphaMap.toJSON(t).uuid),this.lightMap&&this.lightMap.isTexture&&(r.lightMap=this.lightMap.toJSON(t).uuid),this.bumpMap&&this.bumpMap.isTexture&&(r.bumpMap=this.bumpMap.toJSON(t).uuid,r.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(r.normalMap=this.normalMap.toJSON(t).uuid,r.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(r.displacementMap=this.displacementMap.toJSON(t).uuid,r.displacementScale=this.displacementScale,r.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(r.roughnessMap=this.roughnessMap.toJSON(t).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(r.metalnessMap=this.metalnessMap.toJSON(t).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(r.emissiveMap=this.emissiveMap.toJSON(t).uuid),this.specularMap&&this.specularMap.isTexture&&(r.specularMap=this.specularMap.toJSON(t).uuid),this.envMap&&this.envMap.isTexture&&(r.envMap=this.envMap.toJSON(t).uuid,r.reflectivity=this.reflectivity),this.gradientMap&&this.gradientMap.isTexture&&(r.gradientMap=this.gradientMap.toJSON(t).uuid),void 0!==this.size&&(r.size=this.size),void 0!==this.sizeAttenuation&&(r.sizeAttenuation=this.sizeAttenuation),this.blending!==So&&(r.blending=this.blending),this.shading!==bo&&(r.shading=this.shading),this.side!==vo&&(r.side=this.side),this.vertexColors!==wo&&(r.vertexColors=this.vertexColors),this.opacity<1&&(r.opacity=this.opacity),!0===this.transparent&&(r.transparent=this.transparent),r.depthFunc=this.depthFunc,r.depthTest=this.depthTest,r.depthWrite=this.depthWrite,this.alphaTest>0&&(r.alphaTest=this.alphaTest),!0===this.premultipliedAlpha&&(r.premultipliedAlpha=this.premultipliedAlpha),!0===this.wireframe&&(r.wireframe=this.wireframe),this.wireframeLinewidth>1&&(r.wireframeLinewidth=this.wireframeLinewidth),"round"!==this.wireframeLinecap&&(r.wireframeLinecap=this.wireframeLinecap),"round"!==this.wireframeLinejoin&&(r.wireframeLinejoin=this.wireframeLinejoin),r.skinning=this.skinning,r.morphTargets=this.morphTargets,r.dithering=this.dithering,n){var i=e(t.textures),o=e(t.images);i.length>0&&(r.textures=i),o.length>0&&(r.images=o)}return r},clone:function(){return(new this.constructor).copy(this)},copy:function(t){this.name=t.name,this.fog=t.fog,this.lights=t.lights,this.blending=t.blending,this.side=t.side,this.shading=t.shading,this.vertexColors=t.vertexColors,this.opacity=t.opacity,this.transparent=t.transparent,this.blendSrc=t.blendSrc,this.blendDst=t.blendDst,this.blendEquation=t.blendEquation,this.blendSrcAlpha=t.blendSrcAlpha,this.blendDstAlpha=t.blendDstAlpha,this.blendEquationAlpha=t.blendEquationAlpha,this.depthFunc=t.depthFunc,this.depthTest=t.depthTest,this.depthWrite=t.depthWrite,this.colorWrite=t.colorWrite,this.precision=t.precision,this.polygonOffset=t.polygonOffset,this.polygonOffsetFactor=t.polygonOffsetFactor,this.polygonOffsetUnits=t.polygonOffsetUnits,this.dithering=t.dithering,this.alphaTest=t.alphaTest,this.premultipliedAlpha=t.premultipliedAlpha,this.overdraw=t.overdraw,this.visible=t.visible,this.clipShadows=t.clipShadows,this.clipIntersection=t.clipIntersection;var e=t.clippingPlanes,n=null;if(null!==e){var r=e.length;n=new Array(r);for(var i=0;i!==r;++i)n[i]=e[i].clone()}return this.clippingPlanes=n,this},dispose:function(){this.dispatchEvent({type:"dispose"})}}),$.prototype=Object.create(Q.prototype),$.prototype.constructor=$,$.prototype.isShaderMaterial=!0,$.prototype.copy=function(t){return Q.prototype.copy.call(this,t),this.fragmentShader=t.fragmentShader,this.vertexShader=t.vertexShader,this.uniforms=Os.clone(t.uniforms),this.defines=t.defines,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.lights=t.lights,this.clipping=t.clipping,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.morphNormals=t.morphNormals,this.extensions=t.extensions,this},$.prototype.toJSON=function(t){var e=Q.prototype.toJSON.call(this,t);return e.uniforms=this.uniforms,e.vertexShader=this.vertexShader,e.fragmentShader=this.fragmentShader,e},tt.prototype=Object.create(Q.prototype),tt.prototype.constructor=tt,tt.prototype.isMeshDepthMaterial=!0,tt.prototype.copy=function(t){return Q.prototype.copy.call(this,t),this.depthPacking=t.depthPacking,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.map=t.map,this.alphaMap=t.alphaMap,this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this},Object.assign(et.prototype,{isBox3:!0,set:function(t,e){return this.min.copy(t),this.max.copy(e),this},setFromArray:function(t){for(var e=1/0,n=1/0,r=1/0,i=-1/0,o=-1/0,a=-1/0,s=0,u=t.length;s<u;s+=3){var c=t[s],l=t[s+1],h=t[s+2];c<e&&(e=c),l<n&&(n=l),h<r&&(r=h),c>i&&(i=c),l>o&&(o=l),h>a&&(a=h)}return this.min.set(e,n,r),this.max.set(i,o,a),this},setFromBufferAttribute:function(t){for(var e=1/0,n=1/0,r=1/0,i=-1/0,o=-1/0,a=-1/0,s=0,u=t.count;s<u;s++){var c=t.getX(s),l=t.getY(s),h=t.getZ(s);c<e&&(e=c),l<n&&(n=l),h<r&&(r=h),c>i&&(i=c),l>o&&(o=l),h>a&&(a=h)}return this.min.set(e,n,r),this.max.set(i,o,a),this},setFromPoints:function(t){this.makeEmpty();for(var e=0,n=t.length;e<n;e++)this.expandByPoint(t[e]);return this},setFromCenterAndSize:function(){var t=new l;return function(e,n){var r=t.copy(n).multiplyScalar(.5);return this.min.copy(e).sub(r),this.max.copy(e).add(r),this}}(),setFromObject:function(t){return this.makeEmpty(),this.expandByObject(t)},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.min.copy(t.min),this.max.copy(t.max),this},makeEmpty: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},isEmpty:function(){return this.max.x<this.min.x||this.max.y<this.min.y||this.max.z<this.min.z},getCenter:function(t){var e=t||new l;return this.isEmpty()?e.set(0,0,0):e.addVectors(this.min,this.max).multiplyScalar(.5)},getSize:function(t){var e=t||new l;return this.isEmpty()?e.set(0,0,0):e.subVectors(this.max,this.min)},expandByPoint:function(t){return this.min.min(t),this.max.max(t),this},expandByVector:function(t){return this.min.sub(t),this.max.add(t),this},expandByScalar:function(t){return this.min.addScalar(-t),this.max.addScalar(t),this},expandByObject:function(){var t=new l;return function(e){var n=this;return e.updateMatrixWorld(!0),e.traverse(function(e){var r,i,o=e.geometry;if(void 0!==o)if(o.isGeometry){var a=o.vertices;for(r=0,i=a.length;r<i;r++)t.copy(a[r]),t.applyMatrix4(e.matrixWorld),n.expandByPoint(t)}else if(o.isBufferGeometry){var s=o.attributes.position;if(void 0!==s)for(r=0,i=s.count;r<i;r++)t.fromBufferAttribute(s,r).applyMatrix4(e.matrixWorld),n.expandByPoint(t)}}),this}}(),containsPoint:function(t){return!(t.x<this.min.x||t.x>this.max.x||t.y<this.min.y||t.y>this.max.y||t.z<this.min.z||t.z>this.max.z)},containsBox:function(t){return this.min.x<=t.min.x&&t.max.x<=this.max.x&&this.min.y<=t.min.y&&t.max.y<=this.max.y&&this.min.z<=t.min.z&&t.max.z<=this.max.z},getParameter:function(t,e){return(e||new l).set((t.x-this.min.x)/(this.max.x-this.min.x),(t.y-this.min.y)/(this.max.y-this.min.y),(t.z-this.min.z)/(this.max.z-this.min.z))},intersectsBox:function(t){return!(t.max.x<this.min.x||t.min.x>this.max.x||t.max.y<this.min.y||t.min.y>this.max.y||t.max.z<this.min.z||t.min.z>this.max.z)},intersectsSphere:function(){var t=new l;return function(e){return this.clampPoint(e.center,t),t.distanceToSquared(e.center)<=e.radius*e.radius}}(),intersectsPlane:function(t){var e,n;return t.normal.x>0?(e=t.normal.x*this.min.x,n=t.normal.x*this.max.x):(e=t.normal.x*this.max.x,n=t.normal.x*this.min.x),t.normal.y>0?(e+=t.normal.y*this.min.y,n+=t.normal.y*this.max.y):(e+=t.normal.y*this.max.y,n+=t.normal.y*this.min.y),t.normal.z>0?(e+=t.normal.z*this.min.z,n+=t.normal.z*this.max.z):(e+=t.normal.z*this.max.z,n+=t.normal.z*this.min.z),e<=t.constant&&n>=t.constant},clampPoint:function(t,e){return(e||new l).copy(t).clamp(this.min,this.max)},distanceToPoint:function(){var t=new l;return function(e){return t.copy(e).clamp(this.min,this.max).sub(e).length()}}(),getBoundingSphere:function(){var t=new l;return function(e){var n=e||new nt;return this.getCenter(n.center),n.radius=.5*this.getSize(t).length(),n}}(),intersect:function(t){return this.min.max(t.min),this.max.min(t.max),this.isEmpty()&&this.makeEmpty(),this},union:function(t){return this.min.min(t.min),this.max.max(t.max),this},applyMatrix4:function(){var t=[new l,new l,new l,new l,new l,new l,new l,new l];return function(e){return this.isEmpty()?this:(t[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(e),t[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(e),t[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(e),t[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(e),t[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(e),t[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(e),t[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(e),t[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(e),this.setFromPoints(t),this)}}(),translate:function(t){return this.min.add(t),this.max.add(t),this},equals:function(t){return t.min.equals(this.min)&&t.max.equals(this.max)}}),Object.assign(nt.prototype,{set:function(t,e){return this.center.copy(t),this.radius=e,this},setFromPoints:function(){var t=new et;return function(e,n){var r=this.center;void 0!==n?r.copy(n):t.setFromPoints(e).getCenter(r);for(var i=0,o=0,a=e.length;o<a;o++)i=Math.max(i,r.distanceToSquared(e[o]));return this.radius=Math.sqrt(i),this}}(),clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.center.copy(t.center),this.radius=t.radius,this},empty:function(){return this.radius<=0},containsPoint:function(t){return t.distanceToSquared(this.center)<=this.radius*this.radius},distanceToPoint:function(t){return t.distanceTo(this.center)-this.radius},intersectsSphere:function(t){var e=this.radius+t.radius;return t.center.distanceToSquared(this.center)<=e*e},intersectsBox:function(t){return t.intersectsSphere(this)},intersectsPlane:function(t){return Math.abs(this.center.dot(t.normal)-t.constant)<=this.radius},clampPoint:function(t,e){var n=this.center.distanceToSquared(t),r=e||new l;return r.copy(t),n>this.radius*this.radius&&(r.sub(this.center).normalize(),r.multiplyScalar(this.radius).add(this.center)),r},getBoundingBox:function(t){var e=t||new et;return e.set(this.center,this.center),e.expandByScalar(this.radius),e},applyMatrix4:function(t){return this.center.applyMatrix4(t),this.radius=this.radius*t.getMaxScaleOnAxis(),this},translate:function(t){return this.center.add(t),this},equals:function(t){return t.center.equals(this.center)&&t.radius===this.radius}}),Object.assign(rt.prototype,{isMatrix3:!0,set:function(t,e,n,r,i,o,a,s,u){var c=this.elements;return c[0]=t,c[1]=r,c[2]=a,c[3]=e,c[4]=i,c[5]=s,c[6]=n,c[7]=o,c[8]=u,this},identity:function(){return this.set(1,0,0,0,1,0,0,0,1),this},clone:function(){return(new this.constructor).fromArray(this.elements)},copy:function(t){var e=this.elements,n=t.elements;return e[0]=n[0],e[1]=n[1],e[2]=n[2],e[3]=n[3],e[4]=n[4],e[5]=n[5],e[6]=n[6],e[7]=n[7],e[8]=n[8],this},setFromMatrix4:function(t){var e=t.elements;return this.set(e[0],e[4],e[8],e[1],e[5],e[9],e[2],e[6],e[10]),this},applyToBufferAttribute:function(){var t=new l;return function(e){for(var n=0,r=e.count;n<r;n++)t.x=e.getX(n),t.y=e.getY(n),t.z=e.getZ(n),t.applyMatrix3(this),e.setXYZ(n,t.x,t.y,t.z);return e}}(),multiply:function(t){return this.multiplyMatrices(this,t)},premultiply:function(t){return this.multiplyMatrices(t,this)},multiplyMatrices:function(t,e){var n=t.elements,r=e.elements,i=this.elements,o=n[0],a=n[3],s=n[6],u=n[1],c=n[4],l=n[7],h=n[2],f=n[5],d=n[8],p=r[0],m=r[3],g=r[6],v=r[1],y=r[4],_=r[7],x=r[2],b=r[5],w=r[8];return i[0]=o*p+a*v+s*x,i[3]=o*m+a*y+s*b,i[6]=o*g+a*_+s*w,i[1]=u*p+c*v+l*x,i[4]=u*m+c*y+l*b,i[7]=u*g+c*_+l*w,i[2]=h*p+f*v+d*x,i[5]=h*m+f*y+d*b,i[8]=h*g+f*_+d*w,this},multiplyScalar:function(t){var e=this.elements;return e[0]*=t,e[3]*=t,e[6]*=t,e[1]*=t,e[4]*=t,e[7]*=t,e[2]*=t,e[5]*=t,e[8]*=t,this},determinant:function(){var t=this.elements,e=t[0],n=t[1],r=t[2],i=t[3],o=t[4],a=t[5],s=t[6],u=t[7],c=t[8];return e*o*c-e*a*u-n*i*c+n*a*s+r*i*u-r*o*s},getInverse:function(t,e){t&&t.isMatrix4&&console.error("THREE.Matrix3.getInverse no longer takes a Matrix4 argument.");var n=t.elements,r=this.elements,i=n[0],o=n[1],a=n[2],s=n[3],u=n[4],c=n[5],l=n[6],h=n[7],f=n[8],d=f*u-c*h,p=c*l-f*s,m=h*s-u*l,g=i*d+o*p+a*m;if(0===g){var v="THREE.Matrix3.getInverse(): can't invert matrix, determinant is 0";if(!0===e)throw new Error(v);return console.warn(v),this.identity()}var y=1/g;return r[0]=d*y,r[1]=(a*h-f*o)*y,r[2]=(c*o-a*u)*y,r[3]=p*y,r[4]=(f*i-a*l)*y,r[5]=(a*s-c*i)*y,r[6]=m*y,r[7]=(o*l-h*i)*y,r[8]=(u*i-o*s)*y,this},transpose:function(){var t,e=this.elements;return t=e[1],e[1]=e[3],e[3]=t,t=e[2],e[2]=e[6],e[6]=t,t=e[5],e[5]=e[7],e[7]=t,this},getNormalMatrix:function(t){return this.setFromMatrix4(t).getInverse(this).transpose()},transposeIntoArray:function(t){var e=this.elements;return t[0]=e[0],t[1]=e[3],t[2]=e[6],t[3]=e[1],t[4]=e[4],t[5]=e[7],t[6]=e[2],t[7]=e[5],t[8]=e[8],this},equals:function(t){for(var e=this.elements,n=t.elements,r=0;r<9;r++)if(e[r]!==n[r])return!1;return!0},fromArray:function(t,e){void 0===e&&(e=0);for(var n=0;n<9;n++)this.elements[n]=t[n+e];return this},toArray:function(t,e){void 0===t&&(t