diff --git a/build/three.js b/build/three.js
index c0ff03111739fa148f43aa8e59f72a591d0ccdb3..93ec9369e9ef60a033ca62ef22b64255300b67f9 100644
--- a/build/three.js
+++ b/build/three.js
@@ -292,11 +292,7 @@ THREE.Clock.prototype.getDelta = function () {
 
 THREE.Color = function ( value ) {
 
-	if ( value !== undefined ) {
-
-		this.set( value );
-
-	}
+	if ( value !== undefined ) this.set( value );
 
 	return this;
 
@@ -509,6 +505,30 @@ THREE.Color.prototype = {
 
 		}
 
+		// #ff0000
+
+		if ( /^\#([0-9a-f]{6})$/i.test( style ) ) {
+
+			var color = /^\#([0-9a-f]{6})$/i.exec( style );
+
+			this.setHex( parseInt( color[ 1 ], 16 ) );
+
+			return this;
+
+		}
+
+		// #f00
+
+		if ( /^\#([0-9a-f])([0-9a-f])([0-9a-f])$/i.test( style ) ) {
+
+			var color = /^\#([0-9a-f])([0-9a-f])([0-9a-f])$/i.exec( style );
+
+			this.setHex( parseInt( color[ 1 ] + color[ 1 ] + color[ 2 ] + color[ 2 ] + color[ 3 ] + color[ 3 ], 16 ) );
+
+			return this;
+
+		}
+
 		// red
 
 		if ( /^(\w+)$/i.test( style ) ) {
@@ -16577,7 +16597,7 @@ THREE.WebGLRenderer = function ( parameters ) {
 	function getBufferMaterial( object, geometryGroup ) {
 
 		return object.material instanceof THREE.MeshFaceMaterial
-			? object.material.materials[ geometryGroup.materialIndex ]
+			? object.material.materials[ geometryGroup.materialIndex !== undefined ? geometryGroup.materialIndex : 0 ]
 			: object.material;
 
 	};
@@ -19950,23 +19970,19 @@ THREE.WebGLRenderer = function ( parameters ) {
 
 		if ( meshMaterial instanceof THREE.MeshFaceMaterial ) {
 
-			materialIndex = buffer.materialIndex;
+			materialIndex = buffer.materialIndex !== undefined ? buffer.materialIndex : 0;
 
-			if ( materialIndex >= 0 ) {
-
-				material = meshMaterial.materials[ materialIndex ];
-
-				if ( material.transparent ) {
+			material = meshMaterial.materials[ materialIndex ];
 
-					globject.transparent = material;
-					globject.opaque = null;
+			if ( material.transparent ) {
 
-				} else {
+				globject.transparent = material;
+				globject.opaque = null;
 
-					globject.opaque = material;
-					globject.transparent = null;
+			} else {
 
-				}
+				globject.opaque = material;
+				globject.transparent = null;
 
 			}
 
diff --git a/build/three.min.js b/build/three.min.js
index 1fc6738afdd38028b1cd334e42d2a5f5759d97d2..9acf72e886c0cdf17f523cb512a743466a4a401f 100644
--- a/build/three.min.js
+++ b/build/three.min.js
@@ -10,8 +10,9 @@ THREE.Clock.prototype.getDelta=function(){var a=0;this.autoStart&&!this.running&
 THREE.Color.prototype={constructor:THREE.Color,r:1,g:1,b:1,copy:function(a){this.r=a.r;this.g=a.g;this.b=a.b;return this},copyGammaToLinear:function(a){this.r=a.r*a.r;this.g=a.g*a.g;this.b=a.b*a.b;return this},copyLinearToGamma:function(a){this.r=Math.sqrt(a.r);this.g=Math.sqrt(a.g);this.b=Math.sqrt(a.b);return this},convertGammaToLinear:function(){var a=this.r,b=this.g,c=this.b;this.r=a*a;this.g=b*b;this.b=c*c;return this},convertLinearToGamma:function(){this.r=Math.sqrt(this.r);this.g=Math.sqrt(this.g);
 this.b=Math.sqrt(this.b);return this},set:function(a){switch(typeof a){case "number":this.setHex(a);break;case "string":this.setStyle(a)}},setRGB:function(a,b,c){this.r=a;this.g=b;this.b=c;return this},setHSV:function(a,b,c){var d,e,f;0===c?this.r=this.g=this.b=0:(d=Math.floor(6*a),e=6*a-d,a=c*(1-b),f=c*(1-b*e),b=c*(1-b*(1-e)),0===d?(this.r=c,this.g=b,this.b=a):1===d?(this.r=f,this.g=c,this.b=a):2===d?(this.r=a,this.g=c,this.b=b):3===d?(this.r=a,this.g=f,this.b=c):4===d?(this.r=b,this.g=a,this.b=
 c):5===d&&(this.r=c,this.g=a,this.b=f));return this},getHex:function(){return 255*this.r<<16^255*this.g<<8^255*this.b<<0},setHex:function(a){a=Math.floor(a);this.r=(a>>16&255)/255;this.g=(a>>8&255)/255;this.b=(a&255)/255;return this},getHexString:function(){return("000000"+this.getHex().toString(16)).slice(-6)},getStyle:function(){return"rgb("+(255*this.r|0)+","+(255*this.g|0)+","+(255*this.b|0)+")"},setStyle:function(a){if(/^rgb\((\d+),(\d+),(\d+)\)$/i.test(a))return a=/^rgb\((\d+),(\d+),(\d+)\)$/i.exec(a),
-this.r=Math.min(255,parseInt(a[1],10))/255,this.g=Math.min(255,parseInt(a[2],10))/255,this.b=Math.min(255,parseInt(a[3],10))/255,this;if(/^rgb\((\d+)\%,(\d+)\%,(\d+)\%\)$/i.test(a))return a=/^rgb\((\d+)\%,(\d+)\%,(\d+)\%\)$/i.exec(a),this.r=Math.min(100,parseInt(a[1],10))/100,this.g=Math.min(100,parseInt(a[2],10))/100,this.b=Math.min(100,parseInt(a[3],10))/100,this;if(/^(\w+)$/i.test(a))return this.setHex(THREE.ColorKeywords[a]),this},getHSV:function(a){var b=this.r,c=this.g,d=this.b,e=Math.max(Math.max(b,
-c),d),f=Math.min(Math.min(b,c),d);if(f===e)f=b=0;else{var g=e-f,f=g/e,b=(b===e?(c-d)/g:c===e?2+(d-b)/g:4+(b-c)/g)/6;0>b&&(b+=1);1<b&&(b-=1)}void 0===a&&(a={h:0,s:0,v:0});a.h=b;a.s=f;a.v=e;return a},lerpSelf:function(a,b){this.r+=(a.r-this.r)*b;this.g+=(a.g-this.g)*b;this.b+=(a.b-this.b)*b;return this},clone:function(){return(new THREE.Color).setRGB(this.r,this.g,this.b)}};
+this.r=Math.min(255,parseInt(a[1],10))/255,this.g=Math.min(255,parseInt(a[2],10))/255,this.b=Math.min(255,parseInt(a[3],10))/255,this;if(/^rgb\((\d+)\%,(\d+)\%,(\d+)\%\)$/i.test(a))return a=/^rgb\((\d+)\%,(\d+)\%,(\d+)\%\)$/i.exec(a),this.r=Math.min(100,parseInt(a[1],10))/100,this.g=Math.min(100,parseInt(a[2],10))/100,this.b=Math.min(100,parseInt(a[3],10))/100,this;if(/^\#([0-9a-f]{6})$/i.test(a))return a=/^\#([0-9a-f]{6})$/i.exec(a),this.setHex(parseInt(a[1],16)),this;if(/^\#([0-9a-f])([0-9a-f])([0-9a-f])$/i.test(a))return a=
+/^\#([0-9a-f])([0-9a-f])([0-9a-f])$/i.exec(a),this.setHex(parseInt(a[1]+a[1]+a[2]+a[2]+a[3]+a[3],16)),this;if(/^(\w+)$/i.test(a))return this.setHex(THREE.ColorKeywords[a]),this},getHSV:function(a){var b=this.r,c=this.g,d=this.b,e=Math.max(Math.max(b,c),d),f=Math.min(Math.min(b,c),d);if(f===e)f=b=0;else{var g=e-f,f=g/e,b=(b===e?(c-d)/g:c===e?2+(d-b)/g:4+(b-c)/g)/6;0>b&&(b+=1);1<b&&(b-=1)}void 0===a&&(a={h:0,s:0,v:0});a.h=b;a.s=f;a.v=e;return a},lerpSelf:function(a,b){this.r+=(a.r-this.r)*b;this.g+=
+(a.g-this.g)*b;this.b+=(a.b-this.b)*b;return this},clone:function(){return(new THREE.Color).setRGB(this.r,this.g,this.b)}};
 THREE.ColorKeywords={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,
@@ -303,84 +304,84 @@ THREE.ShaderChunk.default_vertex,"}"].join("\n"),fragmentShader:"vec4 pack_depth
 g=4:"c"===f.type&&(g=3);f.size=g;f.array=new Float32Array(c*g);f.buffer=k.createBuffer();f.buffer.belongsToAttribute=e;f.needsUpdate=!0}a.__webglCustomAttributesList.push(f)}}}function d(a,b){var c=b.geometry,d=a.faces3,h=a.faces4,i=3*d.length+4*h.length,j=1*d.length+2*h.length,h=3*d.length+4*h.length,d=e(b,a),l=g(d),m=f(d),n=d.vertexColors?d.vertexColors:!1;a.__vertexArray=new Float32Array(3*i);m&&(a.__normalArray=new Float32Array(3*i));c.hasTangents&&(a.__tangentArray=new Float32Array(4*i));n&&
 (a.__colorArray=new Float32Array(3*i));if(l){if(0<c.faceUvs.length||0<c.faceVertexUvs.length)a.__uvArray=new Float32Array(2*i);if(1<c.faceUvs.length||1<c.faceVertexUvs.length)a.__uv2Array=new Float32Array(2*i)}b.geometry.skinWeights.length&&b.geometry.skinIndices.length&&(a.__skinIndexArray=new Float32Array(4*i),a.__skinWeightArray=new Float32Array(4*i));a.__faceArray=new Uint16Array(3*j);a.__lineArray=new Uint16Array(2*h);if(a.numMorphTargets){a.__morphTargetsArrays=[];c=0;for(l=a.numMorphTargets;c<
 l;c++)a.__morphTargetsArrays.push(new Float32Array(3*i))}if(a.numMorphNormals){a.__morphNormalsArrays=[];c=0;for(l=a.numMorphNormals;c<l;c++)a.__morphNormalsArrays.push(new Float32Array(3*i))}a.__webglFaceCount=3*j;a.__webglLineCount=2*h;if(d.attributes){void 0===a.__webglCustomAttributesList&&(a.__webglCustomAttributesList=[]);for(var p in d.attributes){var j=d.attributes[p],c={},q;for(q in j)c[q]=j[q];if(!c.__webglInitialized||c.createUniqueBuffers)c.__webglInitialized=!0,h=1,"v2"===c.type?h=2:
-"v3"===c.type?h=3:"v4"===c.type?h=4:"c"===c.type&&(h=3),c.size=h,c.array=new Float32Array(i*h),c.buffer=k.createBuffer(),c.buffer.belongsToAttribute=p,j.needsUpdate=!0,c.__original=j;a.__webglCustomAttributesList.push(c)}}a.__inittedArrays=!0}function e(a,b){return a.material instanceof THREE.MeshFaceMaterial?a.material.materials[b.materialIndex]:a.material}function f(a){return a instanceof THREE.MeshBasicMaterial&&!a.envMap||a instanceof THREE.MeshDepthMaterial?!1:a&&void 0!==a.shading&&a.shading===
-THREE.SmoothShading?THREE.SmoothShading:THREE.FlatShading}function g(a){return a.map||a.lightMap||a.bumpMap||a.normalMap||a.specularMap||a instanceof THREE.ShaderMaterial?!0:!1}function h(a){var b,c,d;for(b in a.attributes)d="index"===b?k.ELEMENT_ARRAY_BUFFER:k.ARRAY_BUFFER,c=a.attributes[b],c.buffer=k.createBuffer(),k.bindBuffer(d,c.buffer),k.bufferData(d,c.array,k.STATIC_DRAW)}function i(a,b,c){var d,e,f,g,h=a.vertices;g=h.length;var i=a.colors,j=i.length,l=a.__vertexArray,m=a.__colorArray,n=a.__sortArray,
-p=a.verticesNeedUpdate,q=a.colorsNeedUpdate,r=a.__webglCustomAttributesList;if(c.sortParticles){bb.copy(Xa);bb.multiplySelf(c.matrixWorld);for(d=0;d<g;d++)e=h[d],db.copy(e),bb.multiplyVector3(db),n[d]=[db.z,d];n.sort(function(a,b){return b[0]-a[0]});for(d=0;d<g;d++)e=h[n[d][1]],f=3*d,l[f]=e.x,l[f+1]=e.y,l[f+2]=e.z;for(d=0;d<j;d++)f=3*d,e=i[n[d][1]],m[f]=e.r,m[f+1]=e.g,m[f+2]=e.b;if(r){i=0;for(j=r.length;i<j;i++)if(h=r[i],void 0===h.boundTo||"vertices"===h.boundTo)if(f=0,e=h.value.length,1===h.size)for(d=
-0;d<e;d++)g=n[d][1],h.array[d]=h.value[g];else if(2===h.size)for(d=0;d<e;d++)g=n[d][1],g=h.value[g],h.array[f]=g.x,h.array[f+1]=g.y,f+=2;else if(3===h.size)if("c"===h.type)for(d=0;d<e;d++)g=n[d][1],g=h.value[g],h.array[f]=g.r,h.array[f+1]=g.g,h.array[f+2]=g.b,f+=3;else for(d=0;d<e;d++)g=n[d][1],g=h.value[g],h.array[f]=g.x,h.array[f+1]=g.y,h.array[f+2]=g.z,f+=3;else if(4===h.size)for(d=0;d<e;d++)g=n[d][1],g=h.value[g],h.array[f]=g.x,h.array[f+1]=g.y,h.array[f+2]=g.z,h.array[f+3]=g.w,f+=4}}else{if(p)for(d=
-0;d<g;d++)e=h[d],f=3*d,l[f]=e.x,l[f+1]=e.y,l[f+2]=e.z;if(q)for(d=0;d<j;d++)e=i[d],f=3*d,m[f]=e.r,m[f+1]=e.g,m[f+2]=e.b;if(r){i=0;for(j=r.length;i<j;i++)if(h=r[i],h.needsUpdate&&(void 0===h.boundTo||"vertices"===h.boundTo))if(e=h.value.length,f=0,1===h.size)for(d=0;d<e;d++)h.array[d]=h.value[d];else if(2===h.size)for(d=0;d<e;d++)g=h.value[d],h.array[f]=g.x,h.array[f+1]=g.y,f+=2;else if(3===h.size)if("c"===h.type)for(d=0;d<e;d++)g=h.value[d],h.array[f]=g.r,h.array[f+1]=g.g,h.array[f+2]=g.b,f+=3;else for(d=
-0;d<e;d++)g=h.value[d],h.array[f]=g.x,h.array[f+1]=g.y,h.array[f+2]=g.z,f+=3;else if(4===h.size)for(d=0;d<e;d++)g=h.value[d],h.array[f]=g.x,h.array[f+1]=g.y,h.array[f+2]=g.z,h.array[f+3]=g.w,f+=4}}if(p||c.sortParticles)k.bindBuffer(k.ARRAY_BUFFER,a.__webglVertexBuffer),k.bufferData(k.ARRAY_BUFFER,l,b);if(q||c.sortParticles)k.bindBuffer(k.ARRAY_BUFFER,a.__webglColorBuffer),k.bufferData(k.ARRAY_BUFFER,m,b);if(r){i=0;for(j=r.length;i<j;i++)if(h=r[i],h.needsUpdate||c.sortParticles)k.bindBuffer(k.ARRAY_BUFFER,
-h.buffer),k.bufferData(k.ARRAY_BUFFER,h.array,b)}}function j(a,b,c){var d=a.attributes,e=d.index,f=d.position,g=d.normal,h=d.uv,i=d.color,d=d.tangent;a.elementsNeedUpdate&&void 0!==e&&(k.bindBuffer(k.ELEMENT_ARRAY_BUFFER,e.buffer),k.bufferData(k.ELEMENT_ARRAY_BUFFER,e.array,b));a.verticesNeedUpdate&&void 0!==f&&(k.bindBuffer(k.ARRAY_BUFFER,f.buffer),k.bufferData(k.ARRAY_BUFFER,f.array,b));a.normalsNeedUpdate&&void 0!==g&&(k.bindBuffer(k.ARRAY_BUFFER,g.buffer),k.bufferData(k.ARRAY_BUFFER,g.array,b));
-a.uvsNeedUpdate&&void 0!==h&&(k.bindBuffer(k.ARRAY_BUFFER,h.buffer),k.bufferData(k.ARRAY_BUFFER,h.array,b));a.colorsNeedUpdate&&void 0!==i&&(k.bindBuffer(k.ARRAY_BUFFER,i.buffer),k.bufferData(k.ARRAY_BUFFER,i.array,b));a.tangentsNeedUpdate&&void 0!==d&&(k.bindBuffer(k.ARRAY_BUFFER,d.buffer),k.bufferData(k.ARRAY_BUFFER,d.array,b));if(c)for(var j in a.attributes)delete a.attributes[j].array}function l(a){Wa[a]||(k.enableVertexAttribArray(a),Wa[a]=!0)}function n(){for(var a in Wa)Wa[a]&&(k.disableVertexAttribArray(a),
-Wa[a]=!1)}function m(a,b){return a.z!==b.z?b.z-a.z:b.id-a.id}function p(a,b){return b[1]-a[1]}function q(a,b,c){if(a.length)for(var d=0,e=a.length;d<e;d++)oa=Z=null,da=$=qa=za=mb=nb=Sa=-1,Db=!0,a[d].render(b,c,Ba,tb),oa=Z=null,da=$=qa=za=mb=nb=Sa=-1,Db=!0}function r(a,b,c,d,e,f,g,h){var i,k,j,l;b?(k=a.length-1,l=b=-1):(k=0,b=a.length,l=1);for(var m=k;m!==b;m+=l)if(i=a[m],i.render){k=i.object;j=i.buffer;if(h)i=h;else{i=i[c];if(!i)continue;g&&H.setBlending(i.blending,i.blendEquation,i.blendSrc,i.blendDst);
-H.setDepthTest(i.depthTest);H.setDepthWrite(i.depthWrite);J(i.polygonOffset,i.polygonOffsetFactor,i.polygonOffsetUnits)}H.setMaterialFaces(i);j instanceof THREE.BufferGeometry?H.renderBufferDirect(d,e,f,i,j,k):H.renderBuffer(d,e,f,i,j,k)}}function u(a,b,c,d,e,f,g){for(var h,i,k=0,j=a.length;k<j;k++)if(h=a[k],i=h.object,i.visible){if(g)h=g;else{h=h[b];if(!h)continue;f&&H.setBlending(h.blending,h.blendEquation,h.blendSrc,h.blendDst);H.setDepthTest(h.depthTest);H.setDepthWrite(h.depthWrite);J(h.polygonOffset,
-h.polygonOffsetFactor,h.polygonOffsetUnits)}H.renderImmediateObject(c,d,e,h,i)}}function s(a,b,c){a.push({buffer:b,object:c,opaque:null,transparent:null})}function E(a){for(var b in a.attributes)if(a.attributes[b].needsUpdate)return!0;return!1}function z(a){for(var b in a.attributes)a.attributes[b].needsUpdate=!1}function t(a,b){for(var c=a.length-1;0<=c;c--)a[c].object===b&&a.splice(c,1)}function F(a,b){for(var c=a.length-1;0<=c;c--)a[c]===b&&a.splice(c,1)}function A(a,b,c,d,e){Ma=0;d.needsUpdate&&
-(d.program&&H.deallocateMaterial(d),H.initMaterial(d,b,c,e),d.needsUpdate=!1);d.morphTargets&&!e.__webglMorphTargetInfluences&&(e.__webglMorphTargetInfluences=new Float32Array(H.maxMorphTargets));var f=!1,g=d.program,h=g.uniforms,i=d.uniforms;g!==Z&&(k.useProgram(g),Z=g,f=!0);d.id!==da&&(da=d.id,f=!0);if(f||a!==oa)k.uniformMatrix4fv(h.projectionMatrix,!1,a.projectionMatrix.elements),a!==oa&&(oa=a);if(d.skinning)if(Ya&&e.useVertexTexture){if(null!==h.boneTexture){var j=x();k.uniform1i(h.boneTexture,
-j);H.setTexture(e.boneTexture,j)}}else null!==h.boneGlobalMatrices&&k.uniformMatrix4fv(h.boneGlobalMatrices,!1,e.boneMatrices);if(f){c&&d.fog&&(i.fogColor.value=c.color,c instanceof THREE.Fog?(i.fogNear.value=c.near,i.fogFar.value=c.far):c instanceof THREE.FogExp2&&(i.fogDensity.value=c.density));if(d instanceof THREE.MeshPhongMaterial||d instanceof THREE.MeshLambertMaterial||d.lights){if(Db){for(var l=0,m=0,n=0,p,q,r,s=xc,t=s.directional.colors,u=s.directional.positions,v=s.point.colors,z=s.point.positions,
-A=s.point.distances,E=s.spot.colors,C=s.spot.positions,F=s.spot.distances,I=s.spot.directions,J=s.spot.anglesCos,O=s.spot.exponents,K=s.hemi.skyColors,ca=s.hemi.groundColors,M=s.hemi.positions,P=0,$=0,S=0,R=0,ia=0,ba=0,ga=0,ja=0,T=q=0,c=T=T=0,f=b.length;c<f;c++)j=b[c],j.onlyShadow||(p=j.color,r=j.intensity,q=j.distance,j instanceof THREE.AmbientLight?j.visible&&(H.gammaInput?(l+=p.r*p.r,m+=p.g*p.g,n+=p.b*p.b):(l+=p.r,m+=p.g,n+=p.b)):j instanceof THREE.DirectionalLight?(ia+=1,j.visible&&(q=3*P,H.gammaInput?
-D(t,q,p,r*r):B(t,q,p,r),Aa.copy(j.matrixWorld.getPosition()),Aa.subSelf(j.target.matrixWorld.getPosition()),Aa.normalize(),u[q]=Aa.x,u[q+1]=Aa.y,u[q+2]=Aa.z,P+=1)):j instanceof THREE.PointLight?(ba+=1,j.visible&&(T=3*$,H.gammaInput?D(v,T,p,r*r):B(v,T,p,r),r=j.matrixWorld.getPosition(),z[T]=r.x,z[T+1]=r.y,z[T+2]=r.z,A[$]=q,$+=1)):j instanceof THREE.SpotLight?(ga+=1,j.visible&&(T=3*S,H.gammaInput?D(E,T,p,r*r):B(E,T,p,r),r=j.matrixWorld.getPosition(),C[T]=r.x,C[T+1]=r.y,C[T+2]=r.z,F[S]=q,Aa.copy(r),
-Aa.subSelf(j.target.matrixWorld.getPosition()),Aa.normalize(),I[T]=Aa.x,I[T+1]=Aa.y,I[T+2]=Aa.z,J[S]=Math.cos(j.angle),O[S]=j.exponent,S+=1)):j instanceof THREE.HemisphereLight&&(ja+=1,j.visible&&(p=j.color,q=j.groundColor,T=3*R,H.gammaInput?(r*=r,D(K,T,p,r),D(ca,T,q,r)):(B(K,T,p,r),B(ca,T,q,r)),Aa.copy(j.matrixWorld.getPosition()),Aa.normalize(),M[T]=Aa.x,M[T+1]=Aa.y,M[T+2]=Aa.z,R+=1)));c=3*P;for(f=Math.max(t.length,3*ia);c<f;c++)t[c]=0;c=3*P;for(f=Math.max(u.length,3*ia);c<f;c++)u[c]=0;c=3*$;for(f=
-Math.max(v.length,3*ba);c<f;c++)v[c]=0;c=3*$;for(f=Math.max(z.length,3*ba);c<f;c++)z[c]=0;c=$;for(f=Math.max(A.length,ba);c<f;c++)A[c]=0;c=3*S;for(f=Math.max(E.length,3*ga);c<f;c++)E[c]=0;c=3*S;for(f=Math.max(C.length,3*ga);c<f;c++)C[c]=0;c=3*S;for(f=Math.max(I.length,3*ga);c<f;c++)I[c]=0;c=S;for(f=Math.max(J.length,ga);c<f;c++)J[c]=0;c=S;for(f=Math.max(O.length,ga);c<f;c++)O[c]=0;c=S;for(f=Math.max(F.length,ga);c<f;c++)F[c]=0;c=3*R;for(f=Math.max(K.length,3*ja);c<f;c++)K[c]=0;c=3*R;for(f=Math.max(ca.length,
-3*ja);c<f;c++)ca[c]=0;c=3*R;for(f=Math.max(M.length,3*ja);c<f;c++)M[c]=0;s.directional.length=P;s.point.length=$;s.spot.length=S;s.hemi.length=R;s.ambient[0]=l;s.ambient[1]=m;s.ambient[2]=n;Db=!1}c=xc;i.ambientLightColor.value=c.ambient;i.directionalLightColor.value=c.directional.colors;i.directionalLightDirection.value=c.directional.positions;i.pointLightColor.value=c.point.colors;i.pointLightPosition.value=c.point.positions;i.pointLightDistance.value=c.point.distances;i.spotLightColor.value=c.spot.colors;
-i.spotLightPosition.value=c.spot.positions;i.spotLightDistance.value=c.spot.distances;i.spotLightDirection.value=c.spot.directions;i.spotLightAngleCos.value=c.spot.anglesCos;i.spotLightExponent.value=c.spot.exponents;i.hemisphereLightSkyColor.value=c.hemi.skyColors;i.hemisphereLightGroundColor.value=c.hemi.groundColors;i.hemisphereLightDirection.value=c.hemi.positions}if(d instanceof THREE.MeshBasicMaterial||d instanceof THREE.MeshLambertMaterial||d instanceof THREE.MeshPhongMaterial){i.opacity.value=
-d.opacity;H.gammaInput?i.diffuse.value.copyGammaToLinear(d.color):i.diffuse.value=d.color;i.map.value=d.map;i.lightMap.value=d.lightMap;i.specularMap.value=d.specularMap;d.bumpMap&&(i.bumpMap.value=d.bumpMap,i.bumpScale.value=d.bumpScale);d.normalMap&&(i.normalMap.value=d.normalMap,i.normalScale.value.copy(d.normalScale));var V;d.map?V=d.map:d.specularMap?V=d.specularMap:d.normalMap?V=d.normalMap:d.bumpMap&&(V=d.bumpMap);void 0!==V&&(c=V.offset,V=V.repeat,i.offsetRepeat.value.set(c.x,c.y,V.x,V.y));
-i.envMap.value=d.envMap;i.flipEnvMap.value=d.envMap instanceof THREE.WebGLRenderTargetCube?1:-1;i.reflectivity.value=d.reflectivity;i.refractionRatio.value=d.refractionRatio;i.combine.value=d.combine;i.useRefract.value=d.envMap&&d.envMap.mapping instanceof THREE.CubeRefractionMapping}d instanceof THREE.LineBasicMaterial?(i.diffuse.value=d.color,i.opacity.value=d.opacity):d instanceof THREE.LineDashedMaterial?(i.diffuse.value=d.color,i.opacity.value=d.opacity,i.dashSize.value=d.dashSize,i.totalSize.value=
-d.dashSize+d.gapSize,i.scale.value=d.scale):d instanceof THREE.ParticleBasicMaterial?(i.psColor.value=d.color,i.opacity.value=d.opacity,i.size.value=d.size,i.scale.value=N.height/2,i.map.value=d.map):d instanceof THREE.MeshPhongMaterial?(i.shininess.value=d.shininess,H.gammaInput?(i.ambient.value.copyGammaToLinear(d.ambient),i.emissive.value.copyGammaToLinear(d.emissive),i.specular.value.copyGammaToLinear(d.specular)):(i.ambient.value=d.ambient,i.emissive.value=d.emissive,i.specular.value=d.specular),
-d.wrapAround&&i.wrapRGB.value.copy(d.wrapRGB)):d instanceof THREE.MeshLambertMaterial?(H.gammaInput?(i.ambient.value.copyGammaToLinear(d.ambient),i.emissive.value.copyGammaToLinear(d.emissive)):(i.ambient.value=d.ambient,i.emissive.value=d.emissive),d.wrapAround&&i.wrapRGB.value.copy(d.wrapRGB)):d instanceof THREE.MeshDepthMaterial?(i.mNear.value=a.near,i.mFar.value=a.far,i.opacity.value=d.opacity):d instanceof THREE.MeshNormalMaterial&&(i.opacity.value=d.opacity);if(e.receiveShadow&&!d._shadowPass&&
-i.shadowMatrix){c=V=0;for(f=b.length;c<f;c++)if(j=b[c],j.castShadow&&(j instanceof THREE.SpotLight||j instanceof THREE.DirectionalLight&&!j.shadowCascade))i.shadowMap.value[V]=j.shadowMap,i.shadowMapSize.value[V]=j.shadowMapSize,i.shadowMatrix.value[V]=j.shadowMatrix,i.shadowDarkness.value[V]=j.shadowDarkness,i.shadowBias.value[V]=j.shadowBias,V++}b=d.uniformsList;i=0;for(V=b.length;i<V;i++)if(f=g.uniforms[b[i][1]])if(c=b[i][0],l=c.type,j=c.value,"i"===l)k.uniform1i(f,j);else if("f"===l)k.uniform1f(f,
-j);else if("v2"===l)k.uniform2f(f,j.x,j.y);else if("v3"===l)k.uniform3f(f,j.x,j.y,j.z);else if("v4"===l)k.uniform4f(f,j.x,j.y,j.z,j.w);else if("c"===l)k.uniform3f(f,j.r,j.g,j.b);else if("iv1"===l)k.uniform1iv(f,j);else if("iv"===l)k.uniform3iv(f,j);else if("fv1"===l)k.uniform1fv(f,j);else if("fv"===l)k.uniform3fv(f,j);else if("v2v"===l){void 0===c._array&&(c._array=new Float32Array(2*j.length));l=0;for(m=j.length;l<m;l++)n=2*l,c._array[n]=j[l].x,c._array[n+1]=j[l].y;k.uniform2fv(f,c._array)}else if("v3v"===
-l){void 0===c._array&&(c._array=new Float32Array(3*j.length));l=0;for(m=j.length;l<m;l++)n=3*l,c._array[n]=j[l].x,c._array[n+1]=j[l].y,c._array[n+2]=j[l].z;k.uniform3fv(f,c._array)}else if("v4v"===l){void 0===c._array&&(c._array=new Float32Array(4*j.length));l=0;for(m=j.length;l<m;l++)n=4*l,c._array[n]=j[l].x,c._array[n+1]=j[l].y,c._array[n+2]=j[l].z,c._array[n+3]=j[l].w;k.uniform4fv(f,c._array)}else if("m4"===l)void 0===c._array&&(c._array=new Float32Array(16)),j.flattenToArray(c._array),k.uniformMatrix4fv(f,
-!1,c._array);else if("m4v"===l){void 0===c._array&&(c._array=new Float32Array(16*j.length));l=0;for(m=j.length;l<m;l++)j[l].flattenToArrayOffset(c._array,16*l);k.uniformMatrix4fv(f,!1,c._array)}else if("t"===l){if(n=j,j=x(),k.uniform1i(f,j),n)if(n.image instanceof Array&&6===n.image.length){if(c=n,f=j,6===c.image.length)if(c.needsUpdate){c.image.__webglTextureCube||(c.image.__webglTextureCube=k.createTexture(),H.info.memory.textures++);k.activeTexture(k.TEXTURE0+f);k.bindTexture(k.TEXTURE_CUBE_MAP,
-c.image.__webglTextureCube);k.pixelStorei(k.UNPACK_FLIP_Y_WEBGL,c.flipY);f=c instanceof THREE.CompressedTexture;j=[];for(l=0;6>l;l++)H.autoScaleCubemaps&&!f?(m=j,n=l,s=c.image[l],u=Qc,s.width<=u&&s.height<=u||(v=Math.max(s.width,s.height),t=Math.floor(s.width*u/v),u=Math.floor(s.height*u/v),v=document.createElement("canvas"),v.width=t,v.height=u,v.getContext("2d").drawImage(s,0,0,s.width,s.height,0,0,t,u),s=v),m[n]=s):j[l]=c.image[l];l=j[0];m=0===(l.width&l.width-1)&&0===(l.height&l.height-1);n=Q(c.format);
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-(c=n,k.activeTexture(k.TEXTURE0+j),k.bindTexture(k.TEXTURE_CUBE_MAP,c.__webglTexture)):H.setTexture(n,j)}else if("tv"===l){void 0===c._array&&(c._array=[]);l=0;for(m=c.value.length;l<m;l++)c._array[l]=x();k.uniform1iv(f,c._array);l=0;for(m=c.value.length;l<m;l++)n=c.value[l],j=c._array[l],n&&H.setTexture(n,j)}if((d instanceof THREE.ShaderMaterial||d instanceof THREE.MeshPhongMaterial||d.envMap)&&null!==h.cameraPosition)b=a.matrixWorld.getPosition(),k.uniform3f(h.cameraPosition,b.x,b.y,b.z);(d instanceof
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-yc);Ma+=1;return a}function v(a,b){a._modelViewMatrix.multiply(b.matrixWorldInverse,a.matrixWorld);a._normalMatrix.getInverse(a._modelViewMatrix);a._normalMatrix.transpose()}function D(a,b,c,d){a[b]=c.r*c.r*d;a[b+1]=c.g*c.g*d;a[b+2]=c.b*c.b*d}function B(a,b,c,d){a[b]=c.r*d;a[b+1]=c.g*d;a[b+2]=c.b*d}function J(a,b,c){ac!==a&&(a?k.enable(k.POLYGON_OFFSET_FILL):k.disable(k.POLYGON_OFFSET_FILL),ac=a);if(a&&(qb!==b||Ta!==c))k.polygonOffset(b,c),qb=b,Ta=c}function P(a){for(var a=a.split("\n"),b=0,c=a.length;b<
-c;b++)a[b]=b+1+": "+a[b];return a.join("\n")}function C(a,b){var c;"fragment"===a?c=k.createShader(k.FRAGMENT_SHADER):"vertex"===a&&(c=k.createShader(k.VERTEX_SHADER));k.shaderSource(c,b);k.compileShader(c);return!k.getShaderParameter(c,k.COMPILE_STATUS)?(console.error(k.getShaderInfoLog(c)),console.error(P(b)),null):c}function L(a,b,c){c?(k.texParameteri(a,k.TEXTURE_WRAP_S,Q(b.wrapS)),k.texParameteri(a,k.TEXTURE_WRAP_T,Q(b.wrapT)),k.texParameteri(a,k.TEXTURE_MAG_FILTER,Q(b.magFilter)),k.texParameteri(a,
-k.TEXTURE_MIN_FILTER,Q(b.minFilter))):(k.texParameteri(a,k.TEXTURE_WRAP_S,k.CLAMP_TO_EDGE),k.texParameteri(a,k.TEXTURE_WRAP_T,k.CLAMP_TO_EDGE),k.texParameteri(a,k.TEXTURE_MAG_FILTER,K(b.magFilter)),k.texParameteri(a,k.TEXTURE_MIN_FILTER,K(b.minFilter)));if(Eb&&b.type!==THREE.FloatType&&(1<b.anisotropy||b.__oldAnisotropy))k.texParameterf(a,Eb.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(b.anisotropy,oc)),b.__oldAnisotropy=b.anisotropy}function I(a,b){k.bindRenderbuffer(k.RENDERBUFFER,a);b.depthBuffer&&!b.stencilBuffer?
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-k.NEAREST:k.LINEAR}function Q(a){if(a===THREE.RepeatWrapping)return k.REPEAT;if(a===THREE.ClampToEdgeWrapping)return k.CLAMP_TO_EDGE;if(a===THREE.MirroredRepeatWrapping)return k.MIRRORED_REPEAT;if(a===THREE.NearestFilter)return k.NEAREST;if(a===THREE.NearestMipMapNearestFilter)return k.NEAREST_MIPMAP_NEAREST;if(a===THREE.NearestMipMapLinearFilter)return k.NEAREST_MIPMAP_LINEAR;if(a===THREE.LinearFilter)return k.LINEAR;if(a===THREE.LinearMipMapNearestFilter)return k.LINEAR_MIPMAP_NEAREST;if(a===THREE.LinearMipMapLinearFilter)return k.LINEAR_MIPMAP_LINEAR;
-if(a===THREE.UnsignedByteType)return k.UNSIGNED_BYTE;if(a===THREE.UnsignedShort4444Type)return k.UNSIGNED_SHORT_4_4_4_4;if(a===THREE.UnsignedShort5551Type)return k.UNSIGNED_SHORT_5_5_5_1;if(a===THREE.UnsignedShort565Type)return k.UNSIGNED_SHORT_5_6_5;if(a===THREE.ByteType)return k.BYTE;if(a===THREE.ShortType)return k.SHORT;if(a===THREE.UnsignedShortType)return k.UNSIGNED_SHORT;if(a===THREE.IntType)return k.INT;if(a===THREE.UnsignedIntType)return k.UNSIGNED_INT;if(a===THREE.FloatType)return k.FLOAT;
-if(a===THREE.AlphaFormat)return k.ALPHA;if(a===THREE.RGBFormat)return k.RGB;if(a===THREE.RGBAFormat)return k.RGBA;if(a===THREE.LuminanceFormat)return k.LUMINANCE;if(a===THREE.LuminanceAlphaFormat)return k.LUMINANCE_ALPHA;if(a===THREE.AddEquation)return k.FUNC_ADD;if(a===THREE.SubtractEquation)return k.FUNC_SUBTRACT;if(a===THREE.ReverseSubtractEquation)return k.FUNC_REVERSE_SUBTRACT;if(a===THREE.ZeroFactor)return k.ZERO;if(a===THREE.OneFactor)return k.ONE;if(a===THREE.SrcColorFactor)return k.SRC_COLOR;
-if(a===THREE.OneMinusSrcColorFactor)return k.ONE_MINUS_SRC_COLOR;if(a===THREE.SrcAlphaFactor)return k.SRC_ALPHA;if(a===THREE.OneMinusSrcAlphaFactor)return k.ONE_MINUS_SRC_ALPHA;if(a===THREE.DstAlphaFactor)return k.DST_ALPHA;if(a===THREE.OneMinusDstAlphaFactor)return k.ONE_MINUS_DST_ALPHA;if(a===THREE.DstColorFactor)return k.DST_COLOR;if(a===THREE.OneMinusDstColorFactor)return k.ONE_MINUS_DST_COLOR;if(a===THREE.SrcAlphaSaturateFactor)return k.SRC_ALPHA_SATURATE;if(void 0!==ub){if(a===THREE.RGB_S3TC_DXT1_Format)return ub.COMPRESSED_RGB_S3TC_DXT1_EXT;
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-a.antialias:!1,S=void 0!==a.stencil?a.stencil:!0,ba=void 0!==a.preserveDrawingBuffer?a.preserveDrawingBuffer:!1,ga=void 0!==a.clearColor?new THREE.Color(a.clearColor):new THREE.Color(0),Ia=void 0!==a.clearAlpha?a.clearAlpha:0;this.domElement=N;this.context=null;this.autoUpdateScene=this.autoUpdateObjects=this.sortObjects=this.autoClearStencil=this.autoClearDepth=this.autoClearColor=this.autoClear=!0;this.shadowMapEnabled=this.physicallyBasedShading=this.gammaOutput=this.gammaInput=!1;this.shadowMapSoft=
-this.shadowMapAutoUpdate=!0;this.shadowMapCullFace=THREE.CullFaceFront;this.shadowMapCascade=this.shadowMapDebug=!1;this.maxMorphTargets=8;this.maxMorphNormals=4;this.autoScaleCubemaps=!0;this.renderPluginsPre=[];this.renderPluginsPost=[];this.info={memory:{programs:0,geometries:0,textures:0},render:{calls:0,vertices:0,faces:0,points:0}};var H=this,ca=[],ia=0,Z=null,ja=null,da=-1,$=null,oa=null,fb=0,Ma=0,za=-1,qa=-1,Sa=-1,gb=-1,vb=-1,rb=-1,nb=-1,mb=-1,ac=null,qb=null,Ta=null,ra=null,ob=0,la=0,sb=
-0,hb=0,Ba=0,tb=0,Wa={},wb=new THREE.Frustum,Xa=new THREE.Matrix4,bb=new THREE.Matrix4,db=new THREE.Vector4,Aa=new THREE.Vector3,Db=!0,xc={ambient:[0,0,0],directional:{length:0,colors:[],positions:[]},point:{length:0,colors:[],positions:[],distances:[]},spot:{length:0,colors:[],positions:[],distances:[],directions:[],anglesCos:[],exponents:[]},hemi:{length:0,skyColors:[],groundColors:[],positions:[]}},k,Eb,ub;try{if(!(k=N.getContext("experimental-webgl",{alpha:T,premultipliedAlpha:M,antialias:O,stencil:S,
-preserveDrawingBuffer:ba})))throw"Error creating WebGL context.";}catch(Pc){console.error(Pc)}a=k.getExtension("OES_texture_float");T=k.getExtension("OES_standard_derivatives");Eb=k.getExtension("EXT_texture_filter_anisotropic")||k.getExtension("MOZ_EXT_texture_filter_anisotropic")||k.getExtension("WEBKIT_EXT_texture_filter_anisotropic");ub=k.getExtension("WEBGL_compressed_texture_s3tc")||k.getExtension("MOZ_WEBGL_compressed_texture_s3tc")||k.getExtension("WEBKIT_WEBGL_compressed_texture_s3tc");a||
-console.log("THREE.WebGLRenderer: Float textures not supported.");T||console.log("THREE.WebGLRenderer: Standard derivatives not supported.");Eb||console.log("THREE.WebGLRenderer: Anisotropic texture filtering not supported.");ub||console.log("THREE.WebGLRenderer: S3TC compressed textures not supported.");k.clearColor(0,0,0,1);k.clearDepth(1);k.clearStencil(0);k.enable(k.DEPTH_TEST);k.depthFunc(k.LEQUAL);k.frontFace(k.CCW);k.cullFace(k.BACK);k.enable(k.CULL_FACE);k.enable(k.BLEND);k.blendEquation(k.FUNC_ADD);
-k.blendFunc(k.SRC_ALPHA,k.ONE_MINUS_SRC_ALPHA);k.clearColor(ga.r,ga.g,ga.b,Ia);this.context=k;var yc=k.getParameter(k.MAX_TEXTURE_IMAGE_UNITS),T=k.getParameter(k.MAX_VERTEX_TEXTURE_IMAGE_UNITS);k.getParameter(k.MAX_TEXTURE_SIZE);var Qc=k.getParameter(k.MAX_CUBE_MAP_TEXTURE_SIZE),oc=Eb?k.getParameter(Eb.MAX_TEXTURE_MAX_ANISOTROPY_EXT):0,ic=0<T,Ya=ic&&a;ub&&k.getParameter(k.COMPRESSED_TEXTURE_FORMATS);this.getContext=function(){return k};this.supportsVertexTextures=function(){return ic};this.getMaxAnisotropy=
-function(){return oc};this.setSize=function(a,b){N.width=a;N.height=b;this.setViewport(0,0,N.width,N.height)};this.setViewport=function(a,b,c,d){ob=void 0!==a?a:0;la=void 0!==b?b:0;sb=void 0!==c?c:N.width;hb=void 0!==d?d:N.height;k.viewport(ob,la,sb,hb)};this.setScissor=function(a,b,c,d){k.scissor(a,b,c,d)};this.enableScissorTest=function(a){a?k.enable(k.SCISSOR_TEST):k.disable(k.SCISSOR_TEST)};this.setClearColorHex=function(a,b){ga.setHex(a);Ia=b;k.clearColor(ga.r,ga.g,ga.b,Ia)};this.setClearColor=
-function(a,b){ga.copy(a);Ia=b;k.clearColor(ga.r,ga.g,ga.b,Ia)};this.getClearColor=function(){return ga};this.getClearAlpha=function(){return Ia};this.clear=function(a,b,c){var d=0;if(void 0===a||a)d|=k.COLOR_BUFFER_BIT;if(void 0===b||b)d|=k.DEPTH_BUFFER_BIT;if(void 0===c||c)d|=k.STENCIL_BUFFER_BIT;k.clear(d)};this.clearTarget=function(a,b,c,d){this.setRenderTarget(a);this.clear(b,c,d)};this.addPostPlugin=function(a){a.init(this);this.renderPluginsPost.push(a)};this.addPrePlugin=function(a){a.init(this);
-this.renderPluginsPre.push(a)};this.deallocateObject=function(a){if(a.__webglInit)if(a.__webglInit=!1,delete a._modelViewMatrix,delete a._normalMatrix,a instanceof THREE.Mesh)for(var c in a.geometry.geometryGroups){var d=a.geometry.geometryGroups[c];k.deleteBuffer(d.__webglVertexBuffer);k.deleteBuffer(d.__webglNormalBuffer);k.deleteBuffer(d.__webglTangentBuffer);k.deleteBuffer(d.__webglColorBuffer);k.deleteBuffer(d.__webglUVBuffer);k.deleteBuffer(d.__webglUV2Buffer);k.deleteBuffer(d.__webglSkinIndicesBuffer);
-k.deleteBuffer(d.__webglSkinWeightsBuffer);k.deleteBuffer(d.__webglFaceBuffer);k.deleteBuffer(d.__webglLineBuffer);var e=void 0,f=void 0;if(d.numMorphTargets){e=0;for(f=d.numMorphTargets;e<f;e++)k.deleteBuffer(d.__webglMorphTargetsBuffers[e])}if(d.numMorphNormals){e=0;for(f=d.numMorphNormals;e<f;e++)k.deleteBuffer(d.__webglMorphNormalsBuffers[e])}b(d);H.info.memory.geometries--}else a instanceof THREE.Ribbon?(a=a.geometry,k.deleteBuffer(a.__webglVertexBuffer),k.deleteBuffer(a.__webglColorBuffer),
-k.deleteBuffer(a.__webglNormalBuffer),b(a),H.info.memory.geometries--):a instanceof THREE.Line?(a=a.geometry,k.deleteBuffer(a.__webglVertexBuffer),k.deleteBuffer(a.__webglColorBuffer),k.deleteBuffer(a.__webglLineDistanceBuffer),b(a),H.info.memory.geometries--):a instanceof THREE.ParticleSystem&&(a=a.geometry,k.deleteBuffer(a.__webglVertexBuffer),k.deleteBuffer(a.__webglColorBuffer),b(a),H.info.memory.geometries--)};this.deallocateTexture=function(a){if(a.image&&a.image.__webglTextureCube)k.deleteTexture(a.image.__webglTextureCube);
-else{if(!a.__webglInit)return;a.__webglInit=!1;k.deleteTexture(a.__webglTexture)}H.info.memory.textures--};this.deallocateRenderTarget=function(a){if(a&&a.__webglTexture)if(k.deleteTexture(a.__webglTexture),a instanceof THREE.WebGLRenderTargetCube)for(var b=0;6>b;b++)k.deleteFramebuffer(a.__webglFramebuffer[b]),k.deleteRenderbuffer(a.__webglRenderbuffer[b]);else k.deleteFramebuffer(a.__webglFramebuffer),k.deleteRenderbuffer(a.__webglRenderbuffer)};this.deallocateMaterial=function(a){var b=a.program;
-if(b){a.program=void 0;var c,d,e=!1,a=0;for(c=ca.length;a<c;a++)if(d=ca[a],d.program===b){d.usedTimes--;0===d.usedTimes&&(e=!0);break}if(e){e=[];a=0;for(c=ca.length;a<c;a++)d=ca[a],d.program!==b&&e.push(d);ca=e;k.deleteProgram(b);H.info.memory.programs--}}};this.updateShadowMap=function(a,b){Z=null;da=$=mb=nb=Sa=-1;Db=!0;qa=za=-1;this.shadowMapPlugin.update(a,b)};this.renderBufferImmediate=function(a,b,c){a.hasPositions&&!a.__webglVertexBuffer&&(a.__webglVertexBuffer=k.createBuffer());a.hasNormals&&
-!a.__webglNormalBuffer&&(a.__webglNormalBuffer=k.createBuffer());a.hasUvs&&!a.__webglUvBuffer&&(a.__webglUvBuffer=k.createBuffer());a.hasColors&&!a.__webglColorBuffer&&(a.__webglColorBuffer=k.createBuffer());a.hasPositions&&(k.bindBuffer(k.ARRAY_BUFFER,a.__webglVertexBuffer),k.bufferData(k.ARRAY_BUFFER,a.positionArray,k.DYNAMIC_DRAW),k.enableVertexAttribArray(b.attributes.position),k.vertexAttribPointer(b.attributes.position,3,k.FLOAT,!1,0,0));if(a.hasNormals){k.bindBuffer(k.ARRAY_BUFFER,a.__webglNormalBuffer);
-if(c.shading===THREE.FlatShading){var d,e,f,g,h,i,j,l,m,n,p,q=3*a.count;for(p=0;p<q;p+=9)n=a.normalArray,d=n[p],e=n[p+1],f=n[p+2],g=n[p+3],i=n[p+4],l=n[p+5],h=n[p+6],j=n[p+7],m=n[p+8],d=(d+g+h)/3,e=(e+i+j)/3,f=(f+l+m)/3,n[p]=d,n[p+1]=e,n[p+2]=f,n[p+3]=d,n[p+4]=e,n[p+5]=f,n[p+6]=d,n[p+7]=e,n[p+8]=f}k.bufferData(k.ARRAY_BUFFER,a.normalArray,k.DYNAMIC_DRAW);k.enableVertexAttribArray(b.attributes.normal);k.vertexAttribPointer(b.attributes.normal,3,k.FLOAT,!1,0,0)}a.hasUvs&&c.map&&(k.bindBuffer(k.ARRAY_BUFFER,
-a.__webglUvBuffer),k.bufferData(k.ARRAY_BUFFER,a.uvArray,k.DYNAMIC_DRAW),k.enableVertexAttribArray(b.attributes.uv),k.vertexAttribPointer(b.attributes.uv,2,k.FLOAT,!1,0,0));a.hasColors&&c.vertexColors!==THREE.NoColors&&(k.bindBuffer(k.ARRAY_BUFFER,a.__webglColorBuffer),k.bufferData(k.ARRAY_BUFFER,a.colorArray,k.DYNAMIC_DRAW),k.enableVertexAttribArray(b.attributes.color),k.vertexAttribPointer(b.attributes.color,3,k.FLOAT,!1,0,0));k.drawArrays(k.TRIANGLES,0,a.count);a.count=0};this.renderBufferDirect=
-function(a,b,c,d,e,f){if(!1!==d.visible)if(c=A(a,b,c,d,f),a=c.attributes,b=!1,d=16777215*e.id+2*c.id+(d.wireframe?1:0),d!==$&&($=d,b=!0),b&&n(),f instanceof THREE.Mesh)if(f=e.attributes.index){d=e.offsets;1<d.length&&(b=!0);for(var c=0,g=d.length;c<g;c++){var h=d[c].index;if(b){var i=e.attributes.position,j=i.itemSize;k.bindBuffer(k.ARRAY_BUFFER,i.buffer);l(a.position);k.vertexAttribPointer(a.position,j,k.FLOAT,!1,0,4*h*j);j=e.attributes.normal;if(0<=a.normal&&j){var m=j.itemSize;k.bindBuffer(k.ARRAY_BUFFER,
-j.buffer);l(a.normal);k.vertexAttribPointer(a.normal,m,k.FLOAT,!1,0,4*h*m)}j=e.attributes.uv;0<=a.uv&&j&&(m=j.itemSize,k.bindBuffer(k.ARRAY_BUFFER,j.buffer),l(a.uv),k.vertexAttribPointer(a.uv,m,k.FLOAT,!1,0,4*h*m));j=e.attributes.color;0<=a.color&&j&&(m=j.itemSize,k.bindBuffer(k.ARRAY_BUFFER,j.buffer),l(a.color),k.vertexAttribPointer(a.color,m,k.FLOAT,!1,0,4*h*m));j=e.attributes.tangent;0<=a.tangent&&j&&(m=j.itemSize,k.bindBuffer(k.ARRAY_BUFFER,j.buffer),l(a.tangent),k.vertexAttribPointer(a.tangent,
-m,k.FLOAT,!1,0,4*h*m));k.bindBuffer(k.ELEMENT_ARRAY_BUFFER,f.buffer)}k.drawElements(k.TRIANGLES,d[c].count,k.UNSIGNED_SHORT,2*d[c].start);H.info.render.calls++;H.info.render.vertices+=d[c].count;H.info.render.faces+=d[c].count/3}}else b&&(i=e.attributes.position,j=i.itemSize,k.bindBuffer(k.ARRAY_BUFFER,i.buffer),l(a.position),k.vertexAttribPointer(a.position,j,k.FLOAT,!1,0,0),j=e.attributes.normal,0<=a.normal&&j&&(m=j.itemSize,k.bindBuffer(k.ARRAY_BUFFER,j.buffer),l(a.normal),k.vertexAttribPointer(a.normal,
-m,k.FLOAT,!1,0,0)),j=e.attributes.uv,0<=a.uv&&j&&(m=j.itemSize,k.bindBuffer(k.ARRAY_BUFFER,j.buffer),l(a.uv),k.vertexAttribPointer(a.uv,m,k.FLOAT,!1,0,0)),j=e.attributes.color,0<=a.color&&j&&(m=j.itemSize,k.bindBuffer(k.ARRAY_BUFFER,j.buffer),l(a.color),k.vertexAttribPointer(a.color,m,k.FLOAT,!1,0,0)),j=e.attributes.tangent,0<=a.tangent&&j&&(m=j.itemSize,k.bindBuffer(k.ARRAY_BUFFER,j.buffer),l(a.tangent),k.vertexAttribPointer(a.tangent,m,k.FLOAT,!1,0,0))),k.drawArrays(k.TRIANGLES,0,i.numItems/3),
-H.info.render.calls++,H.info.render.vertices+=i.numItems/3,H.info.render.faces+=i.numItems/3/3;else f instanceof THREE.ParticleSystem&&b&&(i=e.attributes.position,j=i.itemSize,k.bindBuffer(k.ARRAY_BUFFER,i.buffer),l(a.position),k.vertexAttribPointer(a.position,j,k.FLOAT,!1,0,0),j=e.attributes.color,0<=a.color&&j&&(m=j.itemSize,k.bindBuffer(k.ARRAY_BUFFER,j.buffer),l(a.color),k.vertexAttribPointer(a.color,m,k.FLOAT,!1,0,0)),k.drawArrays(k.POINTS,0,i.numItems/3),H.info.render.calls++,H.info.render.points+=
-i.numItems/3)};this.renderBuffer=function(a,b,c,d,e,f){if(!1!==d.visible){var g,h,c=A(a,b,c,d,f),b=c.attributes,a=!1,c=16777215*e.id+2*c.id+(d.wireframe?1:0);c!==$&&($=c,a=!0);a&&n();if(!d.morphTargets&&0<=b.position)a&&(k.bindBuffer(k.ARRAY_BUFFER,e.__webglVertexBuffer),l(b.position),k.vertexAttribPointer(b.position,3,k.FLOAT,!1,0,0));else if(f.morphTargetBase){c=d.program.attributes;-1!==f.morphTargetBase&&0<=c.position?(k.bindBuffer(k.ARRAY_BUFFER,e.__webglMorphTargetsBuffers[f.morphTargetBase]),
-l(c.position),k.vertexAttribPointer(c.position,3,k.FLOAT,!1,0,0)):0<=c.position&&(k.bindBuffer(k.ARRAY_BUFFER,e.__webglVertexBuffer),l(c.position),k.vertexAttribPointer(c.position,3,k.FLOAT,!1,0,0));if(f.morphTargetForcedOrder.length){var i=0;h=f.morphTargetForcedOrder;for(g=f.morphTargetInfluences;i<d.numSupportedMorphTargets&&i<h.length;)0<=c["morphTarget"+i]&&(k.bindBuffer(k.ARRAY_BUFFER,e.__webglMorphTargetsBuffers[h[i]]),l(c["morphTarget"+i]),k.vertexAttribPointer(c["morphTarget"+i],3,k.FLOAT,
-!1,0,0)),0<=c["morphNormal"+i]&&d.morphNormals&&(k.bindBuffer(k.ARRAY_BUFFER,e.__webglMorphNormalsBuffers[h[i]]),l(c["morphNormal"+i]),k.vertexAttribPointer(c["morphNormal"+i],3,k.FLOAT,!1,0,0)),f.__webglMorphTargetInfluences[i]=g[h[i]],i++}else{h=[];g=f.morphTargetInfluences;var j,m=g.length;for(j=0;j<m;j++)i=g[j],0<i&&h.push([j,i]);h.length>d.numSupportedMorphTargets?(h.sort(p),h.length=d.numSupportedMorphTargets):h.length>d.numSupportedMorphNormals?h.sort(p):0===h.length&&h.push([0,0]);for(i=0;i<
-d.numSupportedMorphTargets;)h[i]?(j=h[i][0],0<=c["morphTarget"+i]&&(k.bindBuffer(k.ARRAY_BUFFER,e.__webglMorphTargetsBuffers[j]),l(c["morphTarget"+i]),k.vertexAttribPointer(c["morphTarget"+i],3,k.FLOAT,!1,0,0)),0<=c["morphNormal"+i]&&d.morphNormals&&(k.bindBuffer(k.ARRAY_BUFFER,e.__webglMorphNormalsBuffers[j]),l(c["morphNormal"+i]),k.vertexAttribPointer(c["morphNormal"+i],3,k.FLOAT,!1,0,0)),f.__webglMorphTargetInfluences[i]=g[j]):f.__webglMorphTargetInfluences[i]=0,i++}null!==d.program.uniforms.morphTargetInfluences&&
-k.uniform1fv(d.program.uniforms.morphTargetInfluences,f.__webglMorphTargetInfluences)}if(a){if(e.__webglCustomAttributesList){g=0;for(h=e.__webglCustomAttributesList.length;g<h;g++)c=e.__webglCustomAttributesList[g],0<=b[c.buffer.belongsToAttribute]&&(k.bindBuffer(k.ARRAY_BUFFER,c.buffer),l(b[c.buffer.belongsToAttribute]),k.vertexAttribPointer(b[c.buffer.belongsToAttribute],c.size,k.FLOAT,!1,0,0))}0<=b.color&&(k.bindBuffer(k.ARRAY_BUFFER,e.__webglColorBuffer),l(b.color),k.vertexAttribPointer(b.color,
-3,k.FLOAT,!1,0,0));0<=b.normal&&(k.bindBuffer(k.ARRAY_BUFFER,e.__webglNormalBuffer),l(b.normal),k.vertexAttribPointer(b.normal,3,k.FLOAT,!1,0,0));0<=b.tangent&&(k.bindBuffer(k.ARRAY_BUFFER,e.__webglTangentBuffer),l(b.tangent),k.vertexAttribPointer(b.tangent,4,k.FLOAT,!1,0,0));0<=b.uv&&(k.bindBuffer(k.ARRAY_BUFFER,e.__webglUVBuffer),l(b.uv),k.vertexAttribPointer(b.uv,2,k.FLOAT,!1,0,0));0<=b.uv2&&(k.bindBuffer(k.ARRAY_BUFFER,e.__webglUV2Buffer),l(b.uv2),k.vertexAttribPointer(b.uv2,2,k.FLOAT,!1,0,0));
-d.skinning&&(0<=b.skinIndex&&0<=b.skinWeight)&&(k.bindBuffer(k.ARRAY_BUFFER,e.__webglSkinIndicesBuffer),l(b.skinIndex),k.vertexAttribPointer(b.skinIndex,4,k.FLOAT,!1,0,0),k.bindBuffer(k.ARRAY_BUFFER,e.__webglSkinWeightsBuffer),l(b.skinWeight),k.vertexAttribPointer(b.skinWeight,4,k.FLOAT,!1,0,0));0<=b.lineDistance&&(k.bindBuffer(k.ARRAY_BUFFER,e.__webglLineDistanceBuffer),l(b.lineDistance),k.vertexAttribPointer(b.lineDistance,1,k.FLOAT,!1,0,0))}f instanceof THREE.Mesh?(d.wireframe?(d=d.wireframeLinewidth,
-d!==ra&&(k.lineWidth(d),ra=d),a&&k.bindBuffer(k.ELEMENT_ARRAY_BUFFER,e.__webglLineBuffer),k.drawElements(k.LINES,e.__webglLineCount,k.UNSIGNED_SHORT,0)):(a&&k.bindBuffer(k.ELEMENT_ARRAY_BUFFER,e.__webglFaceBuffer),k.drawElements(k.TRIANGLES,e.__webglFaceCount,k.UNSIGNED_SHORT,0)),H.info.render.calls++,H.info.render.vertices+=e.__webglFaceCount,H.info.render.faces+=e.__webglFaceCount/3):f instanceof THREE.Line?(f=f.type===THREE.LineStrip?k.LINE_STRIP:k.LINES,d=d.linewidth,d!==ra&&(k.lineWidth(d),ra=
-d),k.drawArrays(f,0,e.__webglLineCount),H.info.render.calls++):f instanceof THREE.ParticleSystem?(k.drawArrays(k.POINTS,0,e.__webglParticleCount),H.info.render.calls++,H.info.render.points+=e.__webglParticleCount):f instanceof THREE.Ribbon&&(k.drawArrays(k.TRIANGLE_STRIP,0,e.__webglVertexCount),H.info.render.calls++)}};this.render=function(a,b,c,d){if(!1===b instanceof THREE.Camera)console.error("THREE.WebGLRenderer.render: camera is not an instance of THREE.Camera.");else{var e,f,g,h,i=a.__lights,
-j=a.fog;da=-1;Db=!0;this.autoUpdateScene&&a.updateMatrixWorld();void 0===b.parent&&b.updateMatrixWorld();b.matrixWorldInverse.getInverse(b.matrixWorld);Xa.multiply(b.projectionMatrix,b.matrixWorldInverse);wb.setFromMatrix(Xa);this.autoUpdateObjects&&this.initWebGLObjects(a);q(this.renderPluginsPre,a,b);H.info.render.calls=0;H.info.render.vertices=0;H.info.render.faces=0;H.info.render.points=0;this.setRenderTarget(c);(this.autoClear||d)&&this.clear(this.autoClearColor,this.autoClearDepth,this.autoClearStencil);
-h=a.__webglObjects;d=0;for(e=h.length;d<e;d++)if(f=h[d],g=f.object,f.render=!1,g.visible&&(!(g instanceof THREE.Mesh||g instanceof THREE.ParticleSystem)||!g.frustumCulled||wb.contains(g))){v(g,b);var l=f,n=l.buffer,p=void 0,s=p=void 0,s=l.object.material;if(s instanceof THREE.MeshFaceMaterial)p=n.materialIndex,0<=p&&(p=s.materials[p],p.transparent?(l.transparent=p,l.opaque=null):(l.opaque=p,l.transparent=null));else if(p=s)p.transparent?(l.transparent=p,l.opaque=null):(l.opaque=p,l.transparent=null);
-f.render=!0;!0===this.sortObjects&&(null!==g.renderDepth?f.z=g.renderDepth:(db.copy(g.matrixWorld.getPosition()),Xa.multiplyVector3(db),f.z=db.z),f.id=g.id)}this.sortObjects&&h.sort(m);h=a.__webglObjectsImmediate;d=0;for(e=h.length;d<e;d++)f=h[d],g=f.object,g.visible&&(v(g,b),g=f.object.material,g.transparent?(f.transparent=g,f.opaque=null):(f.opaque=g,f.transparent=null));a.overrideMaterial?(d=a.overrideMaterial,this.setBlending(d.blending,d.blendEquation,d.blendSrc,d.blendDst),this.setDepthTest(d.depthTest),
-this.setDepthWrite(d.depthWrite),J(d.polygonOffset,d.polygonOffsetFactor,d.polygonOffsetUnits),r(a.__webglObjects,!1,"",b,i,j,!0,d),u(a.__webglObjectsImmediate,"",b,i,j,!1,d)):(d=null,this.setBlending(THREE.NoBlending),r(a.__webglObjects,!0,"opaque",b,i,j,!1,d),u(a.__webglObjectsImmediate,"opaque",b,i,j,!1,d),r(a.__webglObjects,!1,"transparent",b,i,j,!0,d),u(a.__webglObjectsImmediate,"transparent",b,i,j,!0,d));q(this.renderPluginsPost,a,b);c&&(c.generateMipmaps&&c.minFilter!==THREE.NearestFilter&&
-c.minFilter!==THREE.LinearFilter)&&(c instanceof THREE.WebGLRenderTargetCube?(k.bindTexture(k.TEXTURE_CUBE_MAP,c.__webglTexture),k.generateMipmap(k.TEXTURE_CUBE_MAP),k.bindTexture(k.TEXTURE_CUBE_MAP,null)):(k.bindTexture(k.TEXTURE_2D,c.__webglTexture),k.generateMipmap(k.TEXTURE_2D),k.bindTexture(k.TEXTURE_2D,null)));this.setDepthTest(!0);this.setDepthWrite(!0)}};this.renderImmediateObject=function(a,b,c,d,e){var f=A(a,b,c,d,e);$=-1;H.setMaterialFaces(d);e.immediateRenderCallback?e.immediateRenderCallback(f,
-k,wb):e.render(function(a){H.renderBufferImmediate(a,f,d)})};this.initWebGLObjects=function(a){a.__webglObjects||(a.__webglObjects=[],a.__webglObjectsImmediate=[],a.__webglSprites=[],a.__webglFlares=[]);for(;a.__objectsAdded.length;){var b=a.__objectsAdded[0],l=a,m=void 0,n=void 0,p=void 0,q=void 0;if(!b.__webglInit)if(b.__webglInit=!0,b._modelViewMatrix=new THREE.Matrix4,b._normalMatrix=new THREE.Matrix3,b instanceof THREE.Mesh)if(n=b.geometry,p=b.material,n instanceof THREE.Geometry){if(void 0===
-n.geometryGroups){var r=n,u=void 0,v=void 0,x=void 0,A=void 0,C=void 0,B=void 0,D=void 0,I={},J=r.morphTargets.length,L=r.morphNormals.length,Z=p instanceof THREE.MeshFaceMaterial;r.geometryGroups={};u=0;for(v=r.faces.length;u<v;u++)x=r.faces[u],A=Z?x.materialIndex:void 0,B=void 0!==A?A:-1,void 0===I[B]&&(I[B]={hash:B,counter:0}),D=I[B].hash+"_"+I[B].counter,void 0===r.geometryGroups[D]&&(r.geometryGroups[D]={faces3:[],faces4:[],materialIndex:A,vertices:0,numMorphTargets:J,numMorphNormals:L}),C=x instanceof
-THREE.Face3?3:4,65535<r.geometryGroups[D].vertices+C&&(I[B].counter+=1,D=I[B].hash+"_"+I[B].counter,void 0===r.geometryGroups[D]&&(r.geometryGroups[D]={faces3:[],faces4:[],materialIndex:A,vertices:0,numMorphTargets:J,numMorphNormals:L})),x instanceof THREE.Face3?r.geometryGroups[D].faces3.push(u):r.geometryGroups[D].faces4.push(u),r.geometryGroups[D].vertices+=C;r.geometryGroupsList=[];var O=void 0;for(O in r.geometryGroups)r.geometryGroups[O].id=fb++,r.geometryGroupsList.push(r.geometryGroups[O])}for(m in n.geometryGroups)if(q=
+"v3"===c.type?h=3:"v4"===c.type?h=4:"c"===c.type&&(h=3),c.size=h,c.array=new Float32Array(i*h),c.buffer=k.createBuffer(),c.buffer.belongsToAttribute=p,j.needsUpdate=!0,c.__original=j;a.__webglCustomAttributesList.push(c)}}a.__inittedArrays=!0}function e(a,b){return a.material instanceof THREE.MeshFaceMaterial?a.material.materials[void 0!==b.materialIndex?b.materialIndex:0]:a.material}function f(a){return a instanceof THREE.MeshBasicMaterial&&!a.envMap||a instanceof THREE.MeshDepthMaterial?!1:a&&void 0!==
+a.shading&&a.shading===THREE.SmoothShading?THREE.SmoothShading:THREE.FlatShading}function g(a){return a.map||a.lightMap||a.bumpMap||a.normalMap||a.specularMap||a instanceof THREE.ShaderMaterial?!0:!1}function h(a){var b,c,d;for(b in a.attributes)d="index"===b?k.ELEMENT_ARRAY_BUFFER:k.ARRAY_BUFFER,c=a.attributes[b],c.buffer=k.createBuffer(),k.bindBuffer(d,c.buffer),k.bufferData(d,c.array,k.STATIC_DRAW)}function i(a,b,c){var d,e,f,g,h=a.vertices;g=h.length;var i=a.colors,j=i.length,l=a.__vertexArray,
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+0,e=h.value.length,1===h.size)for(d=0;d<e;d++)g=n[d][1],h.array[d]=h.value[g];else if(2===h.size)for(d=0;d<e;d++)g=n[d][1],g=h.value[g],h.array[f]=g.x,h.array[f+1]=g.y,f+=2;else if(3===h.size)if("c"===h.type)for(d=0;d<e;d++)g=n[d][1],g=h.value[g],h.array[f]=g.r,h.array[f+1]=g.g,h.array[f+2]=g.b,f+=3;else for(d=0;d<e;d++)g=n[d][1],g=h.value[g],h.array[f]=g.x,h.array[f+1]=g.y,h.array[f+2]=g.z,f+=3;else if(4===h.size)for(d=0;d<e;d++)g=n[d][1],g=h.value[g],h.array[f]=g.x,h.array[f+1]=g.y,h.array[f+2]=
+g.z,h.array[f+3]=g.w,f+=4}}else{if(p)for(d=0;d<g;d++)e=h[d],f=3*d,l[f]=e.x,l[f+1]=e.y,l[f+2]=e.z;if(q)for(d=0;d<j;d++)e=i[d],f=3*d,m[f]=e.r,m[f+1]=e.g,m[f+2]=e.b;if(r){i=0;for(j=r.length;i<j;i++)if(h=r[i],h.needsUpdate&&(void 0===h.boundTo||"vertices"===h.boundTo))if(e=h.value.length,f=0,1===h.size)for(d=0;d<e;d++)h.array[d]=h.value[d];else if(2===h.size)for(d=0;d<e;d++)g=h.value[d],h.array[f]=g.x,h.array[f+1]=g.y,f+=2;else if(3===h.size)if("c"===h.type)for(d=0;d<e;d++)g=h.value[d],h.array[f]=g.r,
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+g.buffer),k.bufferData(k.ARRAY_BUFFER,g.array,b));a.uvsNeedUpdate&&void 0!==h&&(k.bindBuffer(k.ARRAY_BUFFER,h.buffer),k.bufferData(k.ARRAY_BUFFER,h.array,b));a.colorsNeedUpdate&&void 0!==i&&(k.bindBuffer(k.ARRAY_BUFFER,i.buffer),k.bufferData(k.ARRAY_BUFFER,i.array,b));a.tangentsNeedUpdate&&void 0!==d&&(k.bindBuffer(k.ARRAY_BUFFER,d.buffer),k.bufferData(k.ARRAY_BUFFER,d.array,b));if(c)for(var j in a.attributes)delete a.attributes[j].array}function l(a){Wa[a]||(k.enableVertexAttribArray(a),Wa[a]=!0)}
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+Math.max(u.length,3*ia);c<f;c++)u[c]=0;c=3*$;for(f=Math.max(v.length,3*ba);c<f;c++)v[c]=0;c=3*$;for(f=Math.max(z.length,3*ba);c<f;c++)z[c]=0;c=$;for(f=Math.max(A.length,ba);c<f;c++)A[c]=0;c=3*S;for(f=Math.max(E.length,3*ga);c<f;c++)E[c]=0;c=3*S;for(f=Math.max(C.length,3*ga);c<f;c++)C[c]=0;c=3*S;for(f=Math.max(I.length,3*ga);c<f;c++)I[c]=0;c=S;for(f=Math.max(J.length,ga);c<f;c++)J[c]=0;c=S;for(f=Math.max(O.length,ga);c<f;c++)O[c]=0;c=S;for(f=Math.max(F.length,ga);c<f;c++)F[c]=0;c=3*R;for(f=Math.max(K.length,
+3*ja);c<f;c++)K[c]=0;c=3*R;for(f=Math.max(ca.length,3*ja);c<f;c++)ca[c]=0;c=3*R;for(f=Math.max(M.length,3*ja);c<f;c++)M[c]=0;s.directional.length=P;s.point.length=$;s.spot.length=S;s.hemi.length=R;s.ambient[0]=l;s.ambient[1]=m;s.ambient[2]=n;Db=!1}c=xc;i.ambientLightColor.value=c.ambient;i.directionalLightColor.value=c.directional.colors;i.directionalLightDirection.value=c.directional.positions;i.pointLightColor.value=c.point.colors;i.pointLightPosition.value=c.point.positions;i.pointLightDistance.value=
+c.point.distances;i.spotLightColor.value=c.spot.colors;i.spotLightPosition.value=c.spot.positions;i.spotLightDistance.value=c.spot.distances;i.spotLightDirection.value=c.spot.directions;i.spotLightAngleCos.value=c.spot.anglesCos;i.spotLightExponent.value=c.spot.exponents;i.hemisphereLightSkyColor.value=c.hemi.skyColors;i.hemisphereLightGroundColor.value=c.hemi.groundColors;i.hemisphereLightDirection.value=c.hemi.positions}if(d instanceof THREE.MeshBasicMaterial||d instanceof THREE.MeshLambertMaterial||
+d instanceof THREE.MeshPhongMaterial){i.opacity.value=d.opacity;H.gammaInput?i.diffuse.value.copyGammaToLinear(d.color):i.diffuse.value=d.color;i.map.value=d.map;i.lightMap.value=d.lightMap;i.specularMap.value=d.specularMap;d.bumpMap&&(i.bumpMap.value=d.bumpMap,i.bumpScale.value=d.bumpScale);d.normalMap&&(i.normalMap.value=d.normalMap,i.normalScale.value.copy(d.normalScale));var V;d.map?V=d.map:d.specularMap?V=d.specularMap:d.normalMap?V=d.normalMap:d.bumpMap&&(V=d.bumpMap);void 0!==V&&(c=V.offset,
+V=V.repeat,i.offsetRepeat.value.set(c.x,c.y,V.x,V.y));i.envMap.value=d.envMap;i.flipEnvMap.value=d.envMap instanceof THREE.WebGLRenderTargetCube?1:-1;i.reflectivity.value=d.reflectivity;i.refractionRatio.value=d.refractionRatio;i.combine.value=d.combine;i.useRefract.value=d.envMap&&d.envMap.mapping instanceof THREE.CubeRefractionMapping}d instanceof THREE.LineBasicMaterial?(i.diffuse.value=d.color,i.opacity.value=d.opacity):d instanceof THREE.LineDashedMaterial?(i.diffuse.value=d.color,i.opacity.value=
+d.opacity,i.dashSize.value=d.dashSize,i.totalSize.value=d.dashSize+d.gapSize,i.scale.value=d.scale):d instanceof THREE.ParticleBasicMaterial?(i.psColor.value=d.color,i.opacity.value=d.opacity,i.size.value=d.size,i.scale.value=N.height/2,i.map.value=d.map):d instanceof THREE.MeshPhongMaterial?(i.shininess.value=d.shininess,H.gammaInput?(i.ambient.value.copyGammaToLinear(d.ambient),i.emissive.value.copyGammaToLinear(d.emissive),i.specular.value.copyGammaToLinear(d.specular)):(i.ambient.value=d.ambient,
+i.emissive.value=d.emissive,i.specular.value=d.specular),d.wrapAround&&i.wrapRGB.value.copy(d.wrapRGB)):d instanceof THREE.MeshLambertMaterial?(H.gammaInput?(i.ambient.value.copyGammaToLinear(d.ambient),i.emissive.value.copyGammaToLinear(d.emissive)):(i.ambient.value=d.ambient,i.emissive.value=d.emissive),d.wrapAround&&i.wrapRGB.value.copy(d.wrapRGB)):d instanceof THREE.MeshDepthMaterial?(i.mNear.value=a.near,i.mFar.value=a.far,i.opacity.value=d.opacity):d instanceof THREE.MeshNormalMaterial&&(i.opacity.value=
+d.opacity);if(e.receiveShadow&&!d._shadowPass&&i.shadowMatrix){c=V=0;for(f=b.length;c<f;c++)if(j=b[c],j.castShadow&&(j instanceof THREE.SpotLight||j instanceof THREE.DirectionalLight&&!j.shadowCascade))i.shadowMap.value[V]=j.shadowMap,i.shadowMapSize.value[V]=j.shadowMapSize,i.shadowMatrix.value[V]=j.shadowMatrix,i.shadowDarkness.value[V]=j.shadowDarkness,i.shadowBias.value[V]=j.shadowBias,V++}b=d.uniformsList;i=0;for(V=b.length;i<V;i++)if(f=g.uniforms[b[i][1]])if(c=b[i][0],l=c.type,j=c.value,"i"===
+l)k.uniform1i(f,j);else if("f"===l)k.uniform1f(f,j);else if("v2"===l)k.uniform2f(f,j.x,j.y);else if("v3"===l)k.uniform3f(f,j.x,j.y,j.z);else if("v4"===l)k.uniform4f(f,j.x,j.y,j.z,j.w);else if("c"===l)k.uniform3f(f,j.r,j.g,j.b);else if("iv1"===l)k.uniform1iv(f,j);else if("iv"===l)k.uniform3iv(f,j);else if("fv1"===l)k.uniform1fv(f,j);else if("fv"===l)k.uniform3fv(f,j);else if("v2v"===l){void 0===c._array&&(c._array=new Float32Array(2*j.length));l=0;for(m=j.length;l<m;l++)n=2*l,c._array[n]=j[l].x,c._array[n+
+1]=j[l].y;k.uniform2fv(f,c._array)}else if("v3v"===l){void 0===c._array&&(c._array=new Float32Array(3*j.length));l=0;for(m=j.length;l<m;l++)n=3*l,c._array[n]=j[l].x,c._array[n+1]=j[l].y,c._array[n+2]=j[l].z;k.uniform3fv(f,c._array)}else if("v4v"===l){void 0===c._array&&(c._array=new Float32Array(4*j.length));l=0;for(m=j.length;l<m;l++)n=4*l,c._array[n]=j[l].x,c._array[n+1]=j[l].y,c._array[n+2]=j[l].z,c._array[n+3]=j[l].w;k.uniform4fv(f,c._array)}else if("m4"===l)void 0===c._array&&(c._array=new Float32Array(16)),
+j.flattenToArray(c._array),k.uniformMatrix4fv(f,!1,c._array);else if("m4v"===l){void 0===c._array&&(c._array=new Float32Array(16*j.length));l=0;for(m=j.length;l<m;l++)j[l].flattenToArrayOffset(c._array,16*l);k.uniformMatrix4fv(f,!1,c._array)}else if("t"===l){if(n=j,j=x(),k.uniform1i(f,j),n)if(n.image instanceof Array&&6===n.image.length){if(c=n,f=j,6===c.image.length)if(c.needsUpdate){c.image.__webglTextureCube||(c.image.__webglTextureCube=k.createTexture(),H.info.memory.textures++);k.activeTexture(k.TEXTURE0+
+f);k.bindTexture(k.TEXTURE_CUBE_MAP,c.image.__webglTextureCube);k.pixelStorei(k.UNPACK_FLIP_Y_WEBGL,c.flipY);f=c instanceof THREE.CompressedTexture;j=[];for(l=0;6>l;l++)H.autoScaleCubemaps&&!f?(m=j,n=l,s=c.image[l],u=Qc,s.width<=u&&s.height<=u||(v=Math.max(s.width,s.height),t=Math.floor(s.width*u/v),u=Math.floor(s.height*u/v),v=document.createElement("canvas"),v.width=t,v.height=u,v.getContext("2d").drawImage(s,0,0,s.width,s.height,0,0,t,u),s=v),m[n]=s):j[l]=c.image[l];l=j[0];m=0===(l.width&l.width-
+1)&&0===(l.height&l.height-1);n=Q(c.format);s=Q(c.type);L(k.TEXTURE_CUBE_MAP,c,m);for(l=0;6>l;l++)if(f){u=j[l].mipmaps;v=0;for(z=u.length;v<z;v++)t=u[v],k.compressedTexImage2D(k.TEXTURE_CUBE_MAP_POSITIVE_X+l,v,n,t.width,t.height,0,t.data)}else k.texImage2D(k.TEXTURE_CUBE_MAP_POSITIVE_X+l,0,n,n,s,j[l]);c.generateMipmaps&&m&&k.generateMipmap(k.TEXTURE_CUBE_MAP);c.needsUpdate=!1;if(c.onUpdate)c.onUpdate()}else k.activeTexture(k.TEXTURE0+f),k.bindTexture(k.TEXTURE_CUBE_MAP,c.image.__webglTextureCube)}else n instanceof
+THREE.WebGLRenderTargetCube?(c=n,k.activeTexture(k.TEXTURE0+j),k.bindTexture(k.TEXTURE_CUBE_MAP,c.__webglTexture)):H.setTexture(n,j)}else if("tv"===l){void 0===c._array&&(c._array=[]);l=0;for(m=c.value.length;l<m;l++)c._array[l]=x();k.uniform1iv(f,c._array);l=0;for(m=c.value.length;l<m;l++)n=c.value[l],j=c._array[l],n&&H.setTexture(n,j)}if((d instanceof THREE.ShaderMaterial||d instanceof THREE.MeshPhongMaterial||d.envMap)&&null!==h.cameraPosition)b=a.matrixWorld.getPosition(),k.uniform3f(h.cameraPosition,
+b.x,b.y,b.z);(d instanceof THREE.MeshPhongMaterial||d instanceof THREE.MeshLambertMaterial||d instanceof THREE.ShaderMaterial||d.skinning)&&null!==h.viewMatrix&&k.uniformMatrix4fv(h.viewMatrix,!1,a.matrixWorldInverse.elements)}k.uniformMatrix4fv(h.modelViewMatrix,!1,e._modelViewMatrix.elements);h.normalMatrix&&k.uniformMatrix3fv(h.normalMatrix,!1,e._normalMatrix.elements);null!==h.modelMatrix&&k.uniformMatrix4fv(h.modelMatrix,!1,e.matrixWorld.elements);return g}function x(){var a=Ma;a>=yc&&console.warn("Trying to use "+
+a+" texture units while this GPU supports only "+yc);Ma+=1;return a}function v(a,b){a._modelViewMatrix.multiply(b.matrixWorldInverse,a.matrixWorld);a._normalMatrix.getInverse(a._modelViewMatrix);a._normalMatrix.transpose()}function D(a,b,c,d){a[b]=c.r*c.r*d;a[b+1]=c.g*c.g*d;a[b+2]=c.b*c.b*d}function B(a,b,c,d){a[b]=c.r*d;a[b+1]=c.g*d;a[b+2]=c.b*d}function J(a,b,c){ac!==a&&(a?k.enable(k.POLYGON_OFFSET_FILL):k.disable(k.POLYGON_OFFSET_FILL),ac=a);if(a&&(qb!==b||Ta!==c))k.polygonOffset(b,c),qb=b,Ta=
+c}function P(a){for(var a=a.split("\n"),b=0,c=a.length;b<c;b++)a[b]=b+1+": "+a[b];return a.join("\n")}function C(a,b){var c;"fragment"===a?c=k.createShader(k.FRAGMENT_SHADER):"vertex"===a&&(c=k.createShader(k.VERTEX_SHADER));k.shaderSource(c,b);k.compileShader(c);return!k.getShaderParameter(c,k.COMPILE_STATUS)?(console.error(k.getShaderInfoLog(c)),console.error(P(b)),null):c}function L(a,b,c){c?(k.texParameteri(a,k.TEXTURE_WRAP_S,Q(b.wrapS)),k.texParameteri(a,k.TEXTURE_WRAP_T,Q(b.wrapT)),k.texParameteri(a,
+k.TEXTURE_MAG_FILTER,Q(b.magFilter)),k.texParameteri(a,k.TEXTURE_MIN_FILTER,Q(b.minFilter))):(k.texParameteri(a,k.TEXTURE_WRAP_S,k.CLAMP_TO_EDGE),k.texParameteri(a,k.TEXTURE_WRAP_T,k.CLAMP_TO_EDGE),k.texParameteri(a,k.TEXTURE_MAG_FILTER,K(b.magFilter)),k.texParameteri(a,k.TEXTURE_MIN_FILTER,K(b.minFilter)));if(Eb&&b.type!==THREE.FloatType&&(1<b.anisotropy||b.__oldAnisotropy))k.texParameterf(a,Eb.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(b.anisotropy,oc)),b.__oldAnisotropy=b.anisotropy}function I(a,b){k.bindRenderbuffer(k.RENDERBUFFER,
+a);b.depthBuffer&&!b.stencilBuffer?(k.renderbufferStorage(k.RENDERBUFFER,k.DEPTH_COMPONENT16,b.width,b.height),k.framebufferRenderbuffer(k.FRAMEBUFFER,k.DEPTH_ATTACHMENT,k.RENDERBUFFER,a)):b.depthBuffer&&b.stencilBuffer?(k.renderbufferStorage(k.RENDERBUFFER,k.DEPTH_STENCIL,b.width,b.height),k.framebufferRenderbuffer(k.FRAMEBUFFER,k.DEPTH_STENCIL_ATTACHMENT,k.RENDERBUFFER,a)):k.renderbufferStorage(k.RENDERBUFFER,k.RGBA4,b.width,b.height)}function K(a){return a===THREE.NearestFilter||a===THREE.NearestMipMapNearestFilter||
+a===THREE.NearestMipMapLinearFilter?k.NEAREST:k.LINEAR}function Q(a){if(a===THREE.RepeatWrapping)return k.REPEAT;if(a===THREE.ClampToEdgeWrapping)return k.CLAMP_TO_EDGE;if(a===THREE.MirroredRepeatWrapping)return k.MIRRORED_REPEAT;if(a===THREE.NearestFilter)return k.NEAREST;if(a===THREE.NearestMipMapNearestFilter)return k.NEAREST_MIPMAP_NEAREST;if(a===THREE.NearestMipMapLinearFilter)return k.NEAREST_MIPMAP_LINEAR;if(a===THREE.LinearFilter)return k.LINEAR;if(a===THREE.LinearMipMapNearestFilter)return k.LINEAR_MIPMAP_NEAREST;
+if(a===THREE.LinearMipMapLinearFilter)return k.LINEAR_MIPMAP_LINEAR;if(a===THREE.UnsignedByteType)return k.UNSIGNED_BYTE;if(a===THREE.UnsignedShort4444Type)return k.UNSIGNED_SHORT_4_4_4_4;if(a===THREE.UnsignedShort5551Type)return k.UNSIGNED_SHORT_5_5_5_1;if(a===THREE.UnsignedShort565Type)return k.UNSIGNED_SHORT_5_6_5;if(a===THREE.ByteType)return k.BYTE;if(a===THREE.ShortType)return k.SHORT;if(a===THREE.UnsignedShortType)return k.UNSIGNED_SHORT;if(a===THREE.IntType)return k.INT;if(a===THREE.UnsignedIntType)return k.UNSIGNED_INT;
+if(a===THREE.FloatType)return k.FLOAT;if(a===THREE.AlphaFormat)return k.ALPHA;if(a===THREE.RGBFormat)return k.RGB;if(a===THREE.RGBAFormat)return k.RGBA;if(a===THREE.LuminanceFormat)return k.LUMINANCE;if(a===THREE.LuminanceAlphaFormat)return k.LUMINANCE_ALPHA;if(a===THREE.AddEquation)return k.FUNC_ADD;if(a===THREE.SubtractEquation)return k.FUNC_SUBTRACT;if(a===THREE.ReverseSubtractEquation)return k.FUNC_REVERSE_SUBTRACT;if(a===THREE.ZeroFactor)return k.ZERO;if(a===THREE.OneFactor)return k.ONE;if(a===
+THREE.SrcColorFactor)return k.SRC_COLOR;if(a===THREE.OneMinusSrcColorFactor)return k.ONE_MINUS_SRC_COLOR;if(a===THREE.SrcAlphaFactor)return k.SRC_ALPHA;if(a===THREE.OneMinusSrcAlphaFactor)return k.ONE_MINUS_SRC_ALPHA;if(a===THREE.DstAlphaFactor)return k.DST_ALPHA;if(a===THREE.OneMinusDstAlphaFactor)return k.ONE_MINUS_DST_ALPHA;if(a===THREE.DstColorFactor)return k.DST_COLOR;if(a===THREE.OneMinusDstColorFactor)return k.ONE_MINUS_DST_COLOR;if(a===THREE.SrcAlphaSaturateFactor)return k.SRC_ALPHA_SATURATE;
+if(void 0!==ub){if(a===THREE.RGB_S3TC_DXT1_Format)return ub.COMPRESSED_RGB_S3TC_DXT1_EXT;if(a===THREE.RGBA_S3TC_DXT1_Format)return ub.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(a===THREE.RGBA_S3TC_DXT3_Format)return ub.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(a===THREE.RGBA_S3TC_DXT5_Format)return ub.COMPRESSED_RGBA_S3TC_DXT5_EXT}return 0}console.log("THREE.WebGLRenderer",THREE.REVISION);var a=a||{},N=void 0!==a.canvas?a.canvas:document.createElement("canvas"),R=void 0!==a.precision?a.precision:"highp",T=void 0!==
+a.alpha?a.alpha:!0,M=void 0!==a.premultipliedAlpha?a.premultipliedAlpha:!0,O=void 0!==a.antialias?a.antialias:!1,S=void 0!==a.stencil?a.stencil:!0,ba=void 0!==a.preserveDrawingBuffer?a.preserveDrawingBuffer:!1,ga=void 0!==a.clearColor?new THREE.Color(a.clearColor):new THREE.Color(0),Ia=void 0!==a.clearAlpha?a.clearAlpha:0;this.domElement=N;this.context=null;this.autoUpdateScene=this.autoUpdateObjects=this.sortObjects=this.autoClearStencil=this.autoClearDepth=this.autoClearColor=this.autoClear=!0;
+this.shadowMapEnabled=this.physicallyBasedShading=this.gammaOutput=this.gammaInput=!1;this.shadowMapSoft=this.shadowMapAutoUpdate=!0;this.shadowMapCullFace=THREE.CullFaceFront;this.shadowMapCascade=this.shadowMapDebug=!1;this.maxMorphTargets=8;this.maxMorphNormals=4;this.autoScaleCubemaps=!0;this.renderPluginsPre=[];this.renderPluginsPost=[];this.info={memory:{programs:0,geometries:0,textures:0},render:{calls:0,vertices:0,faces:0,points:0}};var H=this,ca=[],ia=0,Z=null,ja=null,da=-1,$=null,oa=null,
+fb=0,Ma=0,za=-1,qa=-1,Sa=-1,gb=-1,vb=-1,rb=-1,nb=-1,mb=-1,ac=null,qb=null,Ta=null,ra=null,ob=0,la=0,sb=0,hb=0,Ba=0,tb=0,Wa={},wb=new THREE.Frustum,Xa=new THREE.Matrix4,bb=new THREE.Matrix4,db=new THREE.Vector4,Aa=new THREE.Vector3,Db=!0,xc={ambient:[0,0,0],directional:{length:0,colors:[],positions:[]},point:{length:0,colors:[],positions:[],distances:[]},spot:{length:0,colors:[],positions:[],distances:[],directions:[],anglesCos:[],exponents:[]},hemi:{length:0,skyColors:[],groundColors:[],positions:[]}},
+k,Eb,ub;try{if(!(k=N.getContext("experimental-webgl",{alpha:T,premultipliedAlpha:M,antialias:O,stencil:S,preserveDrawingBuffer:ba})))throw"Error creating WebGL context.";}catch(Pc){console.error(Pc)}a=k.getExtension("OES_texture_float");T=k.getExtension("OES_standard_derivatives");Eb=k.getExtension("EXT_texture_filter_anisotropic")||k.getExtension("MOZ_EXT_texture_filter_anisotropic")||k.getExtension("WEBKIT_EXT_texture_filter_anisotropic");ub=k.getExtension("WEBGL_compressed_texture_s3tc")||k.getExtension("MOZ_WEBGL_compressed_texture_s3tc")||
+k.getExtension("WEBKIT_WEBGL_compressed_texture_s3tc");a||console.log("THREE.WebGLRenderer: Float textures not supported.");T||console.log("THREE.WebGLRenderer: Standard derivatives not supported.");Eb||console.log("THREE.WebGLRenderer: Anisotropic texture filtering not supported.");ub||console.log("THREE.WebGLRenderer: S3TC compressed textures not supported.");k.clearColor(0,0,0,1);k.clearDepth(1);k.clearStencil(0);k.enable(k.DEPTH_TEST);k.depthFunc(k.LEQUAL);k.frontFace(k.CCW);k.cullFace(k.BACK);
+k.enable(k.CULL_FACE);k.enable(k.BLEND);k.blendEquation(k.FUNC_ADD);k.blendFunc(k.SRC_ALPHA,k.ONE_MINUS_SRC_ALPHA);k.clearColor(ga.r,ga.g,ga.b,Ia);this.context=k;var yc=k.getParameter(k.MAX_TEXTURE_IMAGE_UNITS),T=k.getParameter(k.MAX_VERTEX_TEXTURE_IMAGE_UNITS);k.getParameter(k.MAX_TEXTURE_SIZE);var Qc=k.getParameter(k.MAX_CUBE_MAP_TEXTURE_SIZE),oc=Eb?k.getParameter(Eb.MAX_TEXTURE_MAX_ANISOTROPY_EXT):0,ic=0<T,Ya=ic&&a;ub&&k.getParameter(k.COMPRESSED_TEXTURE_FORMATS);this.getContext=function(){return k};
+this.supportsVertexTextures=function(){return ic};this.getMaxAnisotropy=function(){return oc};this.setSize=function(a,b){N.width=a;N.height=b;this.setViewport(0,0,N.width,N.height)};this.setViewport=function(a,b,c,d){ob=void 0!==a?a:0;la=void 0!==b?b:0;sb=void 0!==c?c:N.width;hb=void 0!==d?d:N.height;k.viewport(ob,la,sb,hb)};this.setScissor=function(a,b,c,d){k.scissor(a,b,c,d)};this.enableScissorTest=function(a){a?k.enable(k.SCISSOR_TEST):k.disable(k.SCISSOR_TEST)};this.setClearColorHex=function(a,
+b){ga.setHex(a);Ia=b;k.clearColor(ga.r,ga.g,ga.b,Ia)};this.setClearColor=function(a,b){ga.copy(a);Ia=b;k.clearColor(ga.r,ga.g,ga.b,Ia)};this.getClearColor=function(){return ga};this.getClearAlpha=function(){return Ia};this.clear=function(a,b,c){var d=0;if(void 0===a||a)d|=k.COLOR_BUFFER_BIT;if(void 0===b||b)d|=k.DEPTH_BUFFER_BIT;if(void 0===c||c)d|=k.STENCIL_BUFFER_BIT;k.clear(d)};this.clearTarget=function(a,b,c,d){this.setRenderTarget(a);this.clear(b,c,d)};this.addPostPlugin=function(a){a.init(this);
+this.renderPluginsPost.push(a)};this.addPrePlugin=function(a){a.init(this);this.renderPluginsPre.push(a)};this.deallocateObject=function(a){if(a.__webglInit)if(a.__webglInit=!1,delete a._modelViewMatrix,delete a._normalMatrix,a instanceof THREE.Mesh)for(var c in a.geometry.geometryGroups){var d=a.geometry.geometryGroups[c];k.deleteBuffer(d.__webglVertexBuffer);k.deleteBuffer(d.__webglNormalBuffer);k.deleteBuffer(d.__webglTangentBuffer);k.deleteBuffer(d.__webglColorBuffer);k.deleteBuffer(d.__webglUVBuffer);
+k.deleteBuffer(d.__webglUV2Buffer);k.deleteBuffer(d.__webglSkinIndicesBuffer);k.deleteBuffer(d.__webglSkinWeightsBuffer);k.deleteBuffer(d.__webglFaceBuffer);k.deleteBuffer(d.__webglLineBuffer);var e=void 0,f=void 0;if(d.numMorphTargets){e=0;for(f=d.numMorphTargets;e<f;e++)k.deleteBuffer(d.__webglMorphTargetsBuffers[e])}if(d.numMorphNormals){e=0;for(f=d.numMorphNormals;e<f;e++)k.deleteBuffer(d.__webglMorphNormalsBuffers[e])}b(d);H.info.memory.geometries--}else a instanceof THREE.Ribbon?(a=a.geometry,
+k.deleteBuffer(a.__webglVertexBuffer),k.deleteBuffer(a.__webglColorBuffer),k.deleteBuffer(a.__webglNormalBuffer),b(a),H.info.memory.geometries--):a instanceof THREE.Line?(a=a.geometry,k.deleteBuffer(a.__webglVertexBuffer),k.deleteBuffer(a.__webglColorBuffer),k.deleteBuffer(a.__webglLineDistanceBuffer),b(a),H.info.memory.geometries--):a instanceof THREE.ParticleSystem&&(a=a.geometry,k.deleteBuffer(a.__webglVertexBuffer),k.deleteBuffer(a.__webglColorBuffer),b(a),H.info.memory.geometries--)};this.deallocateTexture=
+function(a){if(a.image&&a.image.__webglTextureCube)k.deleteTexture(a.image.__webglTextureCube);else{if(!a.__webglInit)return;a.__webglInit=!1;k.deleteTexture(a.__webglTexture)}H.info.memory.textures--};this.deallocateRenderTarget=function(a){if(a&&a.__webglTexture)if(k.deleteTexture(a.__webglTexture),a instanceof THREE.WebGLRenderTargetCube)for(var b=0;6>b;b++)k.deleteFramebuffer(a.__webglFramebuffer[b]),k.deleteRenderbuffer(a.__webglRenderbuffer[b]);else k.deleteFramebuffer(a.__webglFramebuffer),
+k.deleteRenderbuffer(a.__webglRenderbuffer)};this.deallocateMaterial=function(a){var b=a.program;if(b){a.program=void 0;var c,d,e=!1,a=0;for(c=ca.length;a<c;a++)if(d=ca[a],d.program===b){d.usedTimes--;0===d.usedTimes&&(e=!0);break}if(e){e=[];a=0;for(c=ca.length;a<c;a++)d=ca[a],d.program!==b&&e.push(d);ca=e;k.deleteProgram(b);H.info.memory.programs--}}};this.updateShadowMap=function(a,b){Z=null;da=$=mb=nb=Sa=-1;Db=!0;qa=za=-1;this.shadowMapPlugin.update(a,b)};this.renderBufferImmediate=function(a,
+b,c){a.hasPositions&&!a.__webglVertexBuffer&&(a.__webglVertexBuffer=k.createBuffer());a.hasNormals&&!a.__webglNormalBuffer&&(a.__webglNormalBuffer=k.createBuffer());a.hasUvs&&!a.__webglUvBuffer&&(a.__webglUvBuffer=k.createBuffer());a.hasColors&&!a.__webglColorBuffer&&(a.__webglColorBuffer=k.createBuffer());a.hasPositions&&(k.bindBuffer(k.ARRAY_BUFFER,a.__webglVertexBuffer),k.bufferData(k.ARRAY_BUFFER,a.positionArray,k.DYNAMIC_DRAW),k.enableVertexAttribArray(b.attributes.position),k.vertexAttribPointer(b.attributes.position,
+3,k.FLOAT,!1,0,0));if(a.hasNormals){k.bindBuffer(k.ARRAY_BUFFER,a.__webglNormalBuffer);if(c.shading===THREE.FlatShading){var d,e,f,g,h,i,j,l,m,n,p,q=3*a.count;for(p=0;p<q;p+=9)n=a.normalArray,d=n[p],e=n[p+1],f=n[p+2],g=n[p+3],i=n[p+4],l=n[p+5],h=n[p+6],j=n[p+7],m=n[p+8],d=(d+g+h)/3,e=(e+i+j)/3,f=(f+l+m)/3,n[p]=d,n[p+1]=e,n[p+2]=f,n[p+3]=d,n[p+4]=e,n[p+5]=f,n[p+6]=d,n[p+7]=e,n[p+8]=f}k.bufferData(k.ARRAY_BUFFER,a.normalArray,k.DYNAMIC_DRAW);k.enableVertexAttribArray(b.attributes.normal);k.vertexAttribPointer(b.attributes.normal,
+3,k.FLOAT,!1,0,0)}a.hasUvs&&c.map&&(k.bindBuffer(k.ARRAY_BUFFER,a.__webglUvBuffer),k.bufferData(k.ARRAY_BUFFER,a.uvArray,k.DYNAMIC_DRAW),k.enableVertexAttribArray(b.attributes.uv),k.vertexAttribPointer(b.attributes.uv,2,k.FLOAT,!1,0,0));a.hasColors&&c.vertexColors!==THREE.NoColors&&(k.bindBuffer(k.ARRAY_BUFFER,a.__webglColorBuffer),k.bufferData(k.ARRAY_BUFFER,a.colorArray,k.DYNAMIC_DRAW),k.enableVertexAttribArray(b.attributes.color),k.vertexAttribPointer(b.attributes.color,3,k.FLOAT,!1,0,0));k.drawArrays(k.TRIANGLES,
+0,a.count);a.count=0};this.renderBufferDirect=function(a,b,c,d,e,f){if(!1!==d.visible)if(c=A(a,b,c,d,f),a=c.attributes,b=!1,d=16777215*e.id+2*c.id+(d.wireframe?1:0),d!==$&&($=d,b=!0),b&&n(),f instanceof THREE.Mesh)if(f=e.attributes.index){d=e.offsets;1<d.length&&(b=!0);for(var c=0,g=d.length;c<g;c++){var h=d[c].index;if(b){var i=e.attributes.position,j=i.itemSize;k.bindBuffer(k.ARRAY_BUFFER,i.buffer);l(a.position);k.vertexAttribPointer(a.position,j,k.FLOAT,!1,0,4*h*j);j=e.attributes.normal;if(0<=
+a.normal&&j){var m=j.itemSize;k.bindBuffer(k.ARRAY_BUFFER,j.buffer);l(a.normal);k.vertexAttribPointer(a.normal,m,k.FLOAT,!1,0,4*h*m)}j=e.attributes.uv;0<=a.uv&&j&&(m=j.itemSize,k.bindBuffer(k.ARRAY_BUFFER,j.buffer),l(a.uv),k.vertexAttribPointer(a.uv,m,k.FLOAT,!1,0,4*h*m));j=e.attributes.color;0<=a.color&&j&&(m=j.itemSize,k.bindBuffer(k.ARRAY_BUFFER,j.buffer),l(a.color),k.vertexAttribPointer(a.color,m,k.FLOAT,!1,0,4*h*m));j=e.attributes.tangent;0<=a.tangent&&j&&(m=j.itemSize,k.bindBuffer(k.ARRAY_BUFFER,
+j.buffer),l(a.tangent),k.vertexAttribPointer(a.tangent,m,k.FLOAT,!1,0,4*h*m));k.bindBuffer(k.ELEMENT_ARRAY_BUFFER,f.buffer)}k.drawElements(k.TRIANGLES,d[c].count,k.UNSIGNED_SHORT,2*d[c].start);H.info.render.calls++;H.info.render.vertices+=d[c].count;H.info.render.faces+=d[c].count/3}}else b&&(i=e.attributes.position,j=i.itemSize,k.bindBuffer(k.ARRAY_BUFFER,i.buffer),l(a.position),k.vertexAttribPointer(a.position,j,k.FLOAT,!1,0,0),j=e.attributes.normal,0<=a.normal&&j&&(m=j.itemSize,k.bindBuffer(k.ARRAY_BUFFER,
+j.buffer),l(a.normal),k.vertexAttribPointer(a.normal,m,k.FLOAT,!1,0,0)),j=e.attributes.uv,0<=a.uv&&j&&(m=j.itemSize,k.bindBuffer(k.ARRAY_BUFFER,j.buffer),l(a.uv),k.vertexAttribPointer(a.uv,m,k.FLOAT,!1,0,0)),j=e.attributes.color,0<=a.color&&j&&(m=j.itemSize,k.bindBuffer(k.ARRAY_BUFFER,j.buffer),l(a.color),k.vertexAttribPointer(a.color,m,k.FLOAT,!1,0,0)),j=e.attributes.tangent,0<=a.tangent&&j&&(m=j.itemSize,k.bindBuffer(k.ARRAY_BUFFER,j.buffer),l(a.tangent),k.vertexAttribPointer(a.tangent,m,k.FLOAT,
+!1,0,0))),k.drawArrays(k.TRIANGLES,0,i.numItems/3),H.info.render.calls++,H.info.render.vertices+=i.numItems/3,H.info.render.faces+=i.numItems/3/3;else f instanceof THREE.ParticleSystem&&b&&(i=e.attributes.position,j=i.itemSize,k.bindBuffer(k.ARRAY_BUFFER,i.buffer),l(a.position),k.vertexAttribPointer(a.position,j,k.FLOAT,!1,0,0),j=e.attributes.color,0<=a.color&&j&&(m=j.itemSize,k.bindBuffer(k.ARRAY_BUFFER,j.buffer),l(a.color),k.vertexAttribPointer(a.color,m,k.FLOAT,!1,0,0)),k.drawArrays(k.POINTS,0,
+i.numItems/3),H.info.render.calls++,H.info.render.points+=i.numItems/3)};this.renderBuffer=function(a,b,c,d,e,f){if(!1!==d.visible){var g,h,c=A(a,b,c,d,f),b=c.attributes,a=!1,c=16777215*e.id+2*c.id+(d.wireframe?1:0);c!==$&&($=c,a=!0);a&&n();if(!d.morphTargets&&0<=b.position)a&&(k.bindBuffer(k.ARRAY_BUFFER,e.__webglVertexBuffer),l(b.position),k.vertexAttribPointer(b.position,3,k.FLOAT,!1,0,0));else if(f.morphTargetBase){c=d.program.attributes;-1!==f.morphTargetBase&&0<=c.position?(k.bindBuffer(k.ARRAY_BUFFER,
+e.__webglMorphTargetsBuffers[f.morphTargetBase]),l(c.position),k.vertexAttribPointer(c.position,3,k.FLOAT,!1,0,0)):0<=c.position&&(k.bindBuffer(k.ARRAY_BUFFER,e.__webglVertexBuffer),l(c.position),k.vertexAttribPointer(c.position,3,k.FLOAT,!1,0,0));if(f.morphTargetForcedOrder.length){var i=0;h=f.morphTargetForcedOrder;for(g=f.morphTargetInfluences;i<d.numSupportedMorphTargets&&i<h.length;)0<=c["morphTarget"+i]&&(k.bindBuffer(k.ARRAY_BUFFER,e.__webglMorphTargetsBuffers[h[i]]),l(c["morphTarget"+i]),
+k.vertexAttribPointer(c["morphTarget"+i],3,k.FLOAT,!1,0,0)),0<=c["morphNormal"+i]&&d.morphNormals&&(k.bindBuffer(k.ARRAY_BUFFER,e.__webglMorphNormalsBuffers[h[i]]),l(c["morphNormal"+i]),k.vertexAttribPointer(c["morphNormal"+i],3,k.FLOAT,!1,0,0)),f.__webglMorphTargetInfluences[i]=g[h[i]],i++}else{h=[];g=f.morphTargetInfluences;var j,m=g.length;for(j=0;j<m;j++)i=g[j],0<i&&h.push([j,i]);h.length>d.numSupportedMorphTargets?(h.sort(p),h.length=d.numSupportedMorphTargets):h.length>d.numSupportedMorphNormals?
+h.sort(p):0===h.length&&h.push([0,0]);for(i=0;i<d.numSupportedMorphTargets;)h[i]?(j=h[i][0],0<=c["morphTarget"+i]&&(k.bindBuffer(k.ARRAY_BUFFER,e.__webglMorphTargetsBuffers[j]),l(c["morphTarget"+i]),k.vertexAttribPointer(c["morphTarget"+i],3,k.FLOAT,!1,0,0)),0<=c["morphNormal"+i]&&d.morphNormals&&(k.bindBuffer(k.ARRAY_BUFFER,e.__webglMorphNormalsBuffers[j]),l(c["morphNormal"+i]),k.vertexAttribPointer(c["morphNormal"+i],3,k.FLOAT,!1,0,0)),f.__webglMorphTargetInfluences[i]=g[j]):f.__webglMorphTargetInfluences[i]=
+0,i++}null!==d.program.uniforms.morphTargetInfluences&&k.uniform1fv(d.program.uniforms.morphTargetInfluences,f.__webglMorphTargetInfluences)}if(a){if(e.__webglCustomAttributesList){g=0;for(h=e.__webglCustomAttributesList.length;g<h;g++)c=e.__webglCustomAttributesList[g],0<=b[c.buffer.belongsToAttribute]&&(k.bindBuffer(k.ARRAY_BUFFER,c.buffer),l(b[c.buffer.belongsToAttribute]),k.vertexAttribPointer(b[c.buffer.belongsToAttribute],c.size,k.FLOAT,!1,0,0))}0<=b.color&&(k.bindBuffer(k.ARRAY_BUFFER,e.__webglColorBuffer),
+l(b.color),k.vertexAttribPointer(b.color,3,k.FLOAT,!1,0,0));0<=b.normal&&(k.bindBuffer(k.ARRAY_BUFFER,e.__webglNormalBuffer),l(b.normal),k.vertexAttribPointer(b.normal,3,k.FLOAT,!1,0,0));0<=b.tangent&&(k.bindBuffer(k.ARRAY_BUFFER,e.__webglTangentBuffer),l(b.tangent),k.vertexAttribPointer(b.tangent,4,k.FLOAT,!1,0,0));0<=b.uv&&(k.bindBuffer(k.ARRAY_BUFFER,e.__webglUVBuffer),l(b.uv),k.vertexAttribPointer(b.uv,2,k.FLOAT,!1,0,0));0<=b.uv2&&(k.bindBuffer(k.ARRAY_BUFFER,e.__webglUV2Buffer),l(b.uv2),k.vertexAttribPointer(b.uv2,
+2,k.FLOAT,!1,0,0));d.skinning&&(0<=b.skinIndex&&0<=b.skinWeight)&&(k.bindBuffer(k.ARRAY_BUFFER,e.__webglSkinIndicesBuffer),l(b.skinIndex),k.vertexAttribPointer(b.skinIndex,4,k.FLOAT,!1,0,0),k.bindBuffer(k.ARRAY_BUFFER,e.__webglSkinWeightsBuffer),l(b.skinWeight),k.vertexAttribPointer(b.skinWeight,4,k.FLOAT,!1,0,0));0<=b.lineDistance&&(k.bindBuffer(k.ARRAY_BUFFER,e.__webglLineDistanceBuffer),l(b.lineDistance),k.vertexAttribPointer(b.lineDistance,1,k.FLOAT,!1,0,0))}f instanceof THREE.Mesh?(d.wireframe?
+(d=d.wireframeLinewidth,d!==ra&&(k.lineWidth(d),ra=d),a&&k.bindBuffer(k.ELEMENT_ARRAY_BUFFER,e.__webglLineBuffer),k.drawElements(k.LINES,e.__webglLineCount,k.UNSIGNED_SHORT,0)):(a&&k.bindBuffer(k.ELEMENT_ARRAY_BUFFER,e.__webglFaceBuffer),k.drawElements(k.TRIANGLES,e.__webglFaceCount,k.UNSIGNED_SHORT,0)),H.info.render.calls++,H.info.render.vertices+=e.__webglFaceCount,H.info.render.faces+=e.__webglFaceCount/3):f instanceof THREE.Line?(f=f.type===THREE.LineStrip?k.LINE_STRIP:k.LINES,d=d.linewidth,d!==
+ra&&(k.lineWidth(d),ra=d),k.drawArrays(f,0,e.__webglLineCount),H.info.render.calls++):f instanceof THREE.ParticleSystem?(k.drawArrays(k.POINTS,0,e.__webglParticleCount),H.info.render.calls++,H.info.render.points+=e.__webglParticleCount):f instanceof THREE.Ribbon&&(k.drawArrays(k.TRIANGLE_STRIP,0,e.__webglVertexCount),H.info.render.calls++)}};this.render=function(a,b,c,d){if(!1===b instanceof THREE.Camera)console.error("THREE.WebGLRenderer.render: camera is not an instance of THREE.Camera.");else{var e,
+f,g,h,i=a.__lights,j=a.fog;da=-1;Db=!0;this.autoUpdateScene&&a.updateMatrixWorld();void 0===b.parent&&b.updateMatrixWorld();b.matrixWorldInverse.getInverse(b.matrixWorld);Xa.multiply(b.projectionMatrix,b.matrixWorldInverse);wb.setFromMatrix(Xa);this.autoUpdateObjects&&this.initWebGLObjects(a);q(this.renderPluginsPre,a,b);H.info.render.calls=0;H.info.render.vertices=0;H.info.render.faces=0;H.info.render.points=0;this.setRenderTarget(c);(this.autoClear||d)&&this.clear(this.autoClearColor,this.autoClearDepth,
+this.autoClearStencil);h=a.__webglObjects;d=0;for(e=h.length;d<e;d++)if(f=h[d],g=f.object,f.render=!1,g.visible&&(!(g instanceof THREE.Mesh||g instanceof THREE.ParticleSystem)||!g.frustumCulled||wb.contains(g))){v(g,b);var l=f,n=l.buffer,p=void 0,s=p=void 0,s=l.object.material;if(s instanceof THREE.MeshFaceMaterial)p=void 0!==n.materialIndex?n.materialIndex:0,p=s.materials[p],p.transparent?(l.transparent=p,l.opaque=null):(l.opaque=p,l.transparent=null);else if(p=s)p.transparent?(l.transparent=p,l.opaque=
+null):(l.opaque=p,l.transparent=null);f.render=!0;!0===this.sortObjects&&(null!==g.renderDepth?f.z=g.renderDepth:(db.copy(g.matrixWorld.getPosition()),Xa.multiplyVector3(db),f.z=db.z),f.id=g.id)}this.sortObjects&&h.sort(m);h=a.__webglObjectsImmediate;d=0;for(e=h.length;d<e;d++)f=h[d],g=f.object,g.visible&&(v(g,b),g=f.object.material,g.transparent?(f.transparent=g,f.opaque=null):(f.opaque=g,f.transparent=null));a.overrideMaterial?(d=a.overrideMaterial,this.setBlending(d.blending,d.blendEquation,d.blendSrc,
+d.blendDst),this.setDepthTest(d.depthTest),this.setDepthWrite(d.depthWrite),J(d.polygonOffset,d.polygonOffsetFactor,d.polygonOffsetUnits),r(a.__webglObjects,!1,"",b,i,j,!0,d),u(a.__webglObjectsImmediate,"",b,i,j,!1,d)):(d=null,this.setBlending(THREE.NoBlending),r(a.__webglObjects,!0,"opaque",b,i,j,!1,d),u(a.__webglObjectsImmediate,"opaque",b,i,j,!1,d),r(a.__webglObjects,!1,"transparent",b,i,j,!0,d),u(a.__webglObjectsImmediate,"transparent",b,i,j,!0,d));q(this.renderPluginsPost,a,b);c&&(c.generateMipmaps&&
+c.minFilter!==THREE.NearestFilter&&c.minFilter!==THREE.LinearFilter)&&(c instanceof THREE.WebGLRenderTargetCube?(k.bindTexture(k.TEXTURE_CUBE_MAP,c.__webglTexture),k.generateMipmap(k.TEXTURE_CUBE_MAP),k.bindTexture(k.TEXTURE_CUBE_MAP,null)):(k.bindTexture(k.TEXTURE_2D,c.__webglTexture),k.generateMipmap(k.TEXTURE_2D),k.bindTexture(k.TEXTURE_2D,null)));this.setDepthTest(!0);this.setDepthWrite(!0)}};this.renderImmediateObject=function(a,b,c,d,e){var f=A(a,b,c,d,e);$=-1;H.setMaterialFaces(d);e.immediateRenderCallback?
+e.immediateRenderCallback(f,k,wb):e.render(function(a){H.renderBufferImmediate(a,f,d)})};this.initWebGLObjects=function(a){a.__webglObjects||(a.__webglObjects=[],a.__webglObjectsImmediate=[],a.__webglSprites=[],a.__webglFlares=[]);for(;a.__objectsAdded.length;){var b=a.__objectsAdded[0],l=a,m=void 0,n=void 0,p=void 0,q=void 0;if(!b.__webglInit)if(b.__webglInit=!0,b._modelViewMatrix=new THREE.Matrix4,b._normalMatrix=new THREE.Matrix3,b instanceof THREE.Mesh)if(n=b.geometry,p=b.material,n instanceof
+THREE.Geometry){if(void 0===n.geometryGroups){var r=n,u=void 0,v=void 0,x=void 0,A=void 0,C=void 0,B=void 0,D=void 0,I={},J=r.morphTargets.length,L=r.morphNormals.length,Z=p instanceof THREE.MeshFaceMaterial;r.geometryGroups={};u=0;for(v=r.faces.length;u<v;u++)x=r.faces[u],A=Z?x.materialIndex:void 0,B=void 0!==A?A:-1,void 0===I[B]&&(I[B]={hash:B,counter:0}),D=I[B].hash+"_"+I[B].counter,void 0===r.geometryGroups[D]&&(r.geometryGroups[D]={faces3:[],faces4:[],materialIndex:A,vertices:0,numMorphTargets:J,
+numMorphNormals:L}),C=x instanceof THREE.Face3?3:4,65535<r.geometryGroups[D].vertices+C&&(I[B].counter+=1,D=I[B].hash+"_"+I[B].counter,void 0===r.geometryGroups[D]&&(r.geometryGroups[D]={faces3:[],faces4:[],materialIndex:A,vertices:0,numMorphTargets:J,numMorphNormals:L})),x instanceof THREE.Face3?r.geometryGroups[D].faces3.push(u):r.geometryGroups[D].faces4.push(u),r.geometryGroups[D].vertices+=C;r.geometryGroupsList=[];var O=void 0;for(O in r.geometryGroups)r.geometryGroups[O].id=fb++,r.geometryGroupsList.push(r.geometryGroups[O])}for(m in n.geometryGroups)if(q=
 n.geometryGroups[m],!q.__webglVertexBuffer){var K=q;K.__webglVertexBuffer=k.createBuffer();K.__webglNormalBuffer=k.createBuffer();K.__webglTangentBuffer=k.createBuffer();K.__webglColorBuffer=k.createBuffer();K.__webglUVBuffer=k.createBuffer();K.__webglUV2Buffer=k.createBuffer();K.__webglSkinIndicesBuffer=k.createBuffer();K.__webglSkinWeightsBuffer=k.createBuffer();K.__webglFaceBuffer=k.createBuffer();K.__webglLineBuffer=k.createBuffer();var ca=void 0,M=void 0;if(K.numMorphTargets){K.__webglMorphTargetsBuffers=
 [];ca=0;for(M=K.numMorphTargets;ca<M;ca++)K.__webglMorphTargetsBuffers.push(k.createBuffer())}if(K.numMorphNormals){K.__webglMorphNormalsBuffers=[];ca=0;for(M=K.numMorphNormals;ca<M;ca++)K.__webglMorphNormalsBuffers.push(k.createBuffer())}H.info.memory.geometries++;d(q,b);n.verticesNeedUpdate=!0;n.morphTargetsNeedUpdate=!0;n.elementsNeedUpdate=!0;n.uvsNeedUpdate=!0;n.normalsNeedUpdate=!0;n.tangentsNeedUpdate=!0;n.colorsNeedUpdate=!0}}else n instanceof THREE.BufferGeometry&&h(n);else if(b instanceof
 THREE.Ribbon){if(n=b.geometry,!n.__webglVertexBuffer){var S=n;S.__webglVertexBuffer=k.createBuffer();S.__webglColorBuffer=k.createBuffer();S.__webglNormalBuffer=k.createBuffer();H.info.memory.geometries++;var $=n,P=b,N=$.vertices.length;$.__vertexArray=new Float32Array(3*N);$.__colorArray=new Float32Array(3*N);$.__normalArray=new Float32Array(3*N);$.__webglVertexCount=N;c($,P);n.verticesNeedUpdate=!0;n.colorsNeedUpdate=!0;n.normalsNeedUpdate=!0}}else if(b instanceof THREE.Line){if(n=b.geometry,!n.__webglVertexBuffer){var Q=
diff --git a/src/renderers/WebGLRenderer.js b/src/renderers/WebGLRenderer.js
index 3179c4d5ca18b07d3728be2585bf9e197119cf3e..67e55500aaacba6578ee4e72888ecf3df0b15cd4 100644
--- a/src/renderers/WebGLRenderer.js
+++ b/src/renderers/WebGLRenderer.js
@@ -901,7 +901,7 @@ THREE.WebGLRenderer = function ( parameters ) {
 	function getBufferMaterial( object, geometryGroup ) {
 
 		return object.material instanceof THREE.MeshFaceMaterial
-			? object.material.materials[ geometryGroup.materialIndex ]
+			? object.material.materials[ geometryGroup.materialIndex !== undefined ? geometryGroup.materialIndex : 0 ]
 			: object.material;
 
 	};
@@ -4274,23 +4274,19 @@ THREE.WebGLRenderer = function ( parameters ) {
 
 		if ( meshMaterial instanceof THREE.MeshFaceMaterial ) {
 
-			materialIndex = buffer.materialIndex;
+			materialIndex = buffer.materialIndex !== undefined ? buffer.materialIndex : 0;
 
-			if ( materialIndex >= 0 ) {
+			material = meshMaterial.materials[ materialIndex ];
 
-				material = meshMaterial.materials[ materialIndex ];
+			if ( material.transparent ) {
 
-				if ( material.transparent ) {
-
-					globject.transparent = material;
-					globject.opaque = null;
-
-				} else {
+				globject.transparent = material;
+				globject.opaque = null;
 
-					globject.opaque = material;
-					globject.transparent = null;
+			} else {
 
-				}
+				globject.opaque = material;
+				globject.transparent = null;
 
 			}