From 418780fc74a73f09753c45bf3d109e59dee07394 Mon Sep 17 00:00:00 2001
From: "Mr.doob" <info@mrdoob.com>
Date: Fri, 22 Jul 2011 20:37:54 +0200
Subject: [PATCH] Fixed yet another glitch with CanvasRenderer.setClearColor
 (thx @StephenHopkins)

---
 build/Three.js                  |  6 +--
 build/custom/ThreeCanvas.js     | 74 ++++++++++++++++-----------------
 examples/canvas_sandbox.html    |  2 -
 src/renderers/CanvasRenderer.js |  5 ++-
 4 files changed, 43 insertions(+), 44 deletions(-)

diff --git a/build/Three.js b/build/Three.js
index 62c8696b..65a07db4 100755
--- a/build/Three.js
+++ b/build/Three.js
@@ -153,9 +153,9 @@ THREE.DOMRenderer=function(){THREE.Renderer.call(this);var b=null,c=new THREE.Pr
 THREE.CanvasRenderer=function(b){function c(b){if(y!=b)w.globalAlpha=y=b}function e(b){if(G!=b){switch(b){case THREE.NormalBlending:w.globalCompositeOperation="source-over";break;case THREE.AdditiveBlending:w.globalCompositeOperation="lighter";break;case THREE.SubtractiveBlending:w.globalCompositeOperation="darker"}G=b}}function f(b){if(z!=b.hex)z=b.hex,w.strokeStyle="#"+k(z.toString(16))}function g(b){if(C!=b.hex)C=b.hex,w.fillStyle="#"+k(C.toString(16))}function k(b){for(;b.length<6;)b="0"+b;return b}
 var h=this,m=null,n=new THREE.Projector,b=b||{},o=b.canvas!==void 0?b.canvas:document.createElement("canvas"),p,t,v,u,w=o.getContext("2d"),B=new THREE.Color(0),A=0,y=1,G=0,z=null,C=null,H=null,D=null,Q=null,J,F,I,S,K=new THREE.RenderableVertex,ea=new THREE.RenderableVertex,j,ca,T,Z,N,da,X,aa,ia,ha,na,ja,L=new THREE.Color(0),fa=new THREE.Color(0),W=new THREE.Color(0),U=new THREE.Color(0),$=new THREE.Color(0),Y,ka,la,ga,Da,ua,Aa,xa,qa,ya,va=new THREE.Rectangle,oa=new THREE.Rectangle,R=new THREE.Rectangle,
 O=!1,ra=new THREE.Color,P=new THREE.Color,Ba=new THREE.Color,V=new THREE.Color,pa=new THREE.Vector3,Pa,Qa,Wa,wa,Ra,Sa,b=16;Pa=document.createElement("canvas");Pa.width=Pa.height=2;Qa=Pa.getContext("2d");Qa.fillStyle="rgba(0,0,0,1)";Qa.fillRect(0,0,2,2);Wa=Qa.getImageData(0,0,2,2);wa=Wa.data;Ra=document.createElement("canvas");Ra.width=Ra.height=b;Sa=Ra.getContext("2d");Sa.translate(-b/2,-b/2);Sa.scale(b,b);b--;this.domElement=o;this.sortElements=this.sortObjects=this.autoClear=!0;this.data={vertices:0,
-faces:0};this.setSize=function(b,e){p=b;t=e;v=p/2;u=t/2;o.width=p;o.height=t;va.set(-v,-u,v,u);oa.set(-v,-u,v,u);y=1;G=0;Q=D=H=C=z=null};this.setClearColor=function(b,e){B=b;A=e;oa.set(-v,-u,v,u)};this.setClearColorHex=function(b,e){B.setHex(b);A=e;oa.set(-v,-u,v,u)};this.clear=function(){w.setTransform(1,0,0,-1,v,u);if(!oa.isEmpty())oa.inflate(1),oa.minSelf(va),B.hex==0&&A==0?w.clearRect(oa.getX(),oa.getY(),oa.getWidth(),oa.getHeight()):(e(THREE.NormalBlending),c(1),w.fillStyle="rgba("+Math.floor(B.r*
-255)+","+Math.floor(B.g*255)+","+Math.floor(B.b*255)+","+A+")",w.fillRect(oa.getX(),oa.getY(),oa.getWidth(),oa.getHeight())),oa.empty()};this.render=function(b,k){function o(b){var e,c,j,f=b.lights;P.setRGB(0,0,0);Ba.setRGB(0,0,0);V.setRGB(0,0,0);b=0;for(e=f.length;b<e;b++)c=f[b],j=c.color,c instanceof THREE.AmbientLight?(P.r+=j.r,P.g+=j.g,P.b+=j.b):c instanceof THREE.DirectionalLight?(Ba.r+=j.r,Ba.g+=j.g,Ba.b+=j.b):c instanceof THREE.PointLight&&(V.r+=j.r,V.g+=j.g,V.b+=j.b)}function p(b,e,c,j){var f,
-g,h,k,m=b.lights,b=0;for(f=m.length;b<f;b++)g=m[b],h=g.color,g instanceof THREE.DirectionalLight?(k=c.dot(g.position),k<=0||(k*=g.intensity,j.r+=h.r*k,j.g+=h.g*k,j.b+=h.b*k)):g instanceof THREE.PointLight&&(k=c.dot(pa.sub(g.position,e).normalize()),k<=0||(k*=g.distance==0?1:1-Math.min(e.distanceTo(g.position)/g.distance,1),k!=0&&(k*=g.intensity,j.r+=h.r*k,j.g+=h.g*k,j.b+=h.b*k)))}function t(b,j,h){c(h.opacity);e(h.blending);var k,m,n,o,p,V;if(h instanceof THREE.ParticleBasicMaterial){if(h.map)o=h.map.image,
+faces:0};this.setSize=function(b,e){p=b;t=e;v=p/2;u=t/2;o.width=p;o.height=t;va.set(-v,-u,v,u);oa.set(-v,-u,v,u);y=1;G=0;Q=D=H=C=z=null};this.setClearColor=function(b,e){B=b;A=e;oa.set(-v,-u,v,u)};this.setClearColorHex=function(b,e){B.setHex(b);A=e;oa.set(-v,-u,v,u)};this.clear=function(){w.setTransform(1,0,0,-1,v,u);if(!oa.isEmpty())oa.inflate(1),oa.minSelf(va),A==0?w.clearRect(oa.getX(),oa.getY(),oa.getWidth(),oa.getHeight()):(e(THREE.NormalBlending),c(1),C="rgba("+Math.floor(B.r*255)+","+Math.floor(B.g*
+255)+","+Math.floor(B.b*255)+","+A+")",w.fillStyle=C,w.fillRect(oa.getX(),oa.getY(),oa.getWidth(),oa.getHeight())),oa.empty()};this.render=function(b,k){function o(b){var e,c,j,f=b.lights;P.setRGB(0,0,0);Ba.setRGB(0,0,0);V.setRGB(0,0,0);b=0;for(e=f.length;b<e;b++)c=f[b],j=c.color,c instanceof THREE.AmbientLight?(P.r+=j.r,P.g+=j.g,P.b+=j.b):c instanceof THREE.DirectionalLight?(Ba.r+=j.r,Ba.g+=j.g,Ba.b+=j.b):c instanceof THREE.PointLight&&(V.r+=j.r,V.g+=j.g,V.b+=j.b)}function p(b,e,c,j){var f,g,h,k,
+m=b.lights,b=0;for(f=m.length;b<f;b++)g=m[b],h=g.color,g instanceof THREE.DirectionalLight?(k=c.dot(g.position),k<=0||(k*=g.intensity,j.r+=h.r*k,j.g+=h.g*k,j.b+=h.b*k)):g instanceof THREE.PointLight&&(k=c.dot(pa.sub(g.position,e).normalize()),k<=0||(k*=g.distance==0?1:1-Math.min(e.distanceTo(g.position)/g.distance,1),k!=0&&(k*=g.intensity,j.r+=h.r*k,j.g+=h.g*k,j.b+=h.b*k)))}function t(b,j,h){c(h.opacity);e(h.blending);var k,m,n,o,p,V;if(h instanceof THREE.ParticleBasicMaterial){if(h.map)o=h.map.image,
 p=o.width>>1,V=o.height>>1,h=j.scale.x*v,n=j.scale.y*u,k=h*p,m=n*V,R.set(b.x-k,b.y-m,b.x+k,b.y+m),va.instersects(R)&&(w.save(),w.translate(b.x,b.y),w.rotate(-j.rotation),w.scale(h,-n),w.translate(-p,-V),w.drawImage(o,0,0),w.restore())}else h instanceof THREE.ParticleCanvasMaterial&&(k=j.scale.x*v,m=j.scale.y*u,R.set(b.x-k,b.y-m,b.x+k,b.y+m),va.instersects(R)&&(f(h.color),g(h.color),w.save(),w.translate(b.x,b.y),w.rotate(-j.rotation),w.scale(k,m),h.program(w),w.restore()))}function y(b,j,g,h){c(h.opacity);
 e(h.blending);w.beginPath();w.moveTo(b.positionScreen.x,b.positionScreen.y);w.lineTo(j.positionScreen.x,j.positionScreen.y);w.closePath();if(h instanceof THREE.LineBasicMaterial){b=h.linewidth;if(H!=b)w.lineWidth=H=b;b=h.linecap;if(D!=b)w.lineCap=D=b;b=h.linejoin;if(Q!=b)w.lineJoin=Q=b;f(h.color);w.stroke();R.inflate(h.linewidth*2)}}function A(b,f,g,m,n,o,V,t,u){h.data.vertices+=3;h.data.faces++;c(t.opacity);e(t.blending);j=b.positionScreen.x;ca=b.positionScreen.y;T=f.positionScreen.x;Z=f.positionScreen.y;
 N=g.positionScreen.x;da=g.positionScreen.y;z(j,ca,T,Z,N,da);if(t instanceof THREE.MeshBasicMaterial)if(t.map)t.map.mapping instanceof THREE.UVMapping&&(ga=V.uvs[0],Ea(j,ca,T,Z,N,da,t.map.image,ga[m].u,ga[m].v,ga[n].u,ga[n].v,ga[o].u,ga[o].v));else if(t.envMap){if(t.envMap.mapping instanceof THREE.SphericalReflectionMapping)b=k.matrixWorldInverse,pa.copy(V.vertexNormalsWorld[0]),Da=(pa.x*b.n11+pa.y*b.n12+pa.z*b.n13)*0.5+0.5,ua=-(pa.x*b.n21+pa.y*b.n22+pa.z*b.n23)*0.5+0.5,pa.copy(V.vertexNormalsWorld[1]),
diff --git a/build/custom/ThreeCanvas.js b/build/custom/ThreeCanvas.js
index 14f86f42..d6a04a3a 100644
--- a/build/custom/ThreeCanvas.js
+++ b/build/custom/ThreeCanvas.js
@@ -15,8 +15,8 @@ a.x;this.y-=a.y;this.z-=a.z;this.w-=a.w;return this},multiplyScalar:function(a){
 setLength:function(a){return this.normalize().multiplyScalar(a)},lerpSelf:function(a,b){this.x+=(a.x-this.x)*b;this.y+=(a.y-this.y)*b;this.z+=(a.z-this.z)*b;this.w+=(a.w-this.w)*b;return this}};THREE.Ray=function(a,b){this.origin=a||new THREE.Vector3;this.direction=b||new THREE.Vector3};
 THREE.Ray.prototype={intersectScene:function(a){return this.intersectObjects(a.objects)},intersectObjects:function(a){var b,c,d=[];b=0;for(c=a.length;b<c;b++)d=d.concat(this.intersectObject(a[b]));d.sort(function(a,b){return a.distance-b.distance});return d},intersectObject:function(a){function b(a,b,c){var d,c=c.matrixWorld.getPosition();d=c.clone().subSelf(a).dot(b);a=a.clone().addSelf(b.clone().multiplyScalar(d));return c.distanceTo(a)}function c(a,b,c,d){var d=d.clone().subSelf(b),c=c.clone().subSelf(b),
 f=a.clone().subSelf(b),a=d.dot(d),b=d.dot(c),d=d.dot(f),e=c.dot(c),c=c.dot(f),f=1/(a*e-b*b),e=(e*d-b*c)*f,a=(a*c-b*d)*f;return e>0&&a>0&&e+a<1}if(a instanceof THREE.Particle){var d=b(this.origin,this.direction,a);if(!d||d>a.scale.x)return[];return[{distance:d,point:a.position,face:null,object:a}]}else if(a instanceof THREE.Mesh){d=b(this.origin,this.direction,a);if(!d||d>a.geometry.boundingSphere.radius*Math.max(a.scale.x,Math.max(a.scale.y,a.scale.z)))return[];var f,g,e,h,i,l,m,n,j,o,k=a.geometry,
-q=k.vertices,v=[],d=0;for(f=k.faces.length;d<f;d++)if(g=k.faces[d],j=this.origin.clone(),o=this.direction.clone(),l=a.matrixWorld,e=l.multiplyVector3(q[g.a].position.clone()),h=l.multiplyVector3(q[g.b].position.clone()),i=l.multiplyVector3(q[g.c].position.clone()),l=g instanceof THREE.Face4?l.multiplyVector3(q[g.d].position.clone()):null,m=a.matrixRotationWorld.multiplyVector3(g.normal.clone()),n=o.dot(m),a.doubleSided||(a.flipSided?n>0:n<0))if(m=m.dot((new THREE.Vector3).sub(e,j))/n,j=j.addSelf(o.multiplyScalar(m)),
-g instanceof THREE.Face3)c(j,e,h,i)&&(g={distance:this.origin.distanceTo(j),point:j,face:g,object:a},v.push(g));else if(g instanceof THREE.Face4&&(c(j,e,h,l)||c(j,h,i,l)))g={distance:this.origin.distanceTo(j),point:j,face:g,object:a},v.push(g);return v}else return[]}};
+q=k.vertices,w=[],d=0;for(f=k.faces.length;d<f;d++)if(g=k.faces[d],j=this.origin.clone(),o=this.direction.clone(),l=a.matrixWorld,e=l.multiplyVector3(q[g.a].position.clone()),h=l.multiplyVector3(q[g.b].position.clone()),i=l.multiplyVector3(q[g.c].position.clone()),l=g instanceof THREE.Face4?l.multiplyVector3(q[g.d].position.clone()):null,m=a.matrixRotationWorld.multiplyVector3(g.normal.clone()),n=o.dot(m),a.doubleSided||(a.flipSided?n>0:n<0))if(m=m.dot((new THREE.Vector3).sub(e,j))/n,j=j.addSelf(o.multiplyScalar(m)),
+g instanceof THREE.Face3)c(j,e,h,i)&&(g={distance:this.origin.distanceTo(j),point:j,face:g,object:a},w.push(g));else if(g instanceof THREE.Face4&&(c(j,e,h,l)||c(j,h,i,l)))g={distance:this.origin.distanceTo(j),point:j,face:g,object:a},w.push(g);return w}else return[]}};
 THREE.Rectangle=function(){function a(){g=d-b;e=f-c}var b,c,d,f,g,e,h=!0;this.getX=function(){return b};this.getY=function(){return c};this.getWidth=function(){return g};this.getHeight=function(){return e};this.getLeft=function(){return b};this.getTop=function(){return c};this.getRight=function(){return d};this.getBottom=function(){return f};this.set=function(e,g,m,n){h=!1;b=e;c=g;d=m;f=n;a()};this.addPoint=function(e,g){h?(h=!1,b=e,c=g,d=e,f=g):(b=b<e?b:e,c=c<g?c:g,d=d>e?d:e,f=f>g?f:g);a()};this.add3Points=
 function(e,g,m,n,j,o){h?(h=!1,b=e<m?e<j?e:j:m<j?m:j,c=g<n?g<o?g:o:n<o?n:o,d=e>m?e>j?e:j:m>j?m:j,f=g>n?g>o?g:o:n>o?n:o):(b=e<m?e<j?e<b?e:b:j<b?j:b:m<j?m<b?m:b:j<b?j:b,c=g<n?g<o?g<c?g:c:o<c?o:c:n<o?n<c?n:c:o<c?o:c,d=e>m?e>j?e>d?e:d:j>d?j:d:m>j?m>d?m:d:j>d?j:d,f=g>n?g>o?g>f?g:f:o>f?o:f:n>o?n>f?n:f:o>f?o:f);a()};this.addRectangle=function(e){h?(h=!1,b=e.getLeft(),c=e.getTop(),d=e.getRight(),f=e.getBottom()):(b=b<e.getLeft()?b:e.getLeft(),c=c<e.getTop()?c:e.getTop(),d=d>e.getRight()?d:e.getRight(),f=f>
 e.getBottom()?f:e.getBottom());a()};this.inflate=function(e){b-=e;c-=e;d+=e;f+=e;a()};this.minSelf=function(e){b=b>e.getLeft()?b:e.getLeft();c=c>e.getTop()?c:e.getTop();d=d<e.getRight()?d:e.getRight();f=f<e.getBottom()?f:e.getBottom();a()};this.instersects=function(a){return Math.min(d,a.getRight())-Math.max(b,a.getLeft())>=0&&Math.min(f,a.getBottom())-Math.max(c,a.getTop())>=0};this.empty=function(){h=!0;f=d=c=b=0;a()};this.isEmpty=function(){return h}};THREE.Matrix3=function(){this.m=[]};
@@ -24,8 +24,8 @@ THREE.Matrix3.prototype={transpose:function(){var a,b=this.m;a=b[1];b[1]=b[3];b[
 THREE.Matrix4.prototype={set:function(a,b,c,d,f,g,e,h,i,l,m,n,j,o,k,q){this.n11=a;this.n12=b;this.n13=c;this.n14=d;this.n21=f;this.n22=g;this.n23=e;this.n24=h;this.n31=i;this.n32=l;this.n33=m;this.n34=n;this.n41=j;this.n42=o;this.n43=k;this.n44=q;return this},identity:function(){this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1);return this},copy:function(a){this.set(a.n11,a.n12,a.n13,a.n14,a.n21,a.n22,a.n23,a.n24,a.n31,a.n32,a.n33,a.n34,a.n41,a.n42,a.n43,a.n44);return this},lookAt:function(a,b,c){var d=THREE.Matrix4.__v1,
 f=THREE.Matrix4.__v2,g=THREE.Matrix4.__v3;g.sub(a,b).normalize();if(g.length()===0)g.z=1;d.cross(c,g).normalize();d.length()===0&&(g.x+=1.0E-4,d.cross(c,g).normalize());f.cross(g,d).normalize();this.n11=d.x;this.n12=f.x;this.n13=g.x;this.n21=d.y;this.n22=f.y;this.n23=g.y;this.n31=d.z;this.n32=f.z;this.n33=g.z;return this},multiplyVector3:function(a){var b=a.x,c=a.y,d=a.z,f=1/(this.n41*b+this.n42*c+this.n43*d+this.n44);a.x=(this.n11*b+this.n12*c+this.n13*d+this.n14)*f;a.y=(this.n21*b+this.n22*c+this.n23*
 d+this.n24)*f;a.z=(this.n31*b+this.n32*c+this.n33*d+this.n34)*f;return a},multiplyVector4:function(a){var b=a.x,c=a.y,d=a.z,f=a.w;a.x=this.n11*b+this.n12*c+this.n13*d+this.n14*f;a.y=this.n21*b+this.n22*c+this.n23*d+this.n24*f;a.z=this.n31*b+this.n32*c+this.n33*d+this.n34*f;a.w=this.n41*b+this.n42*c+this.n43*d+this.n44*f;return a},rotateAxis:function(a){var b=a.x,c=a.y,d=a.z;a.x=b*this.n11+c*this.n12+d*this.n13;a.y=b*this.n21+c*this.n22+d*this.n23;a.z=b*this.n31+c*this.n32+d*this.n33;a.normalize();
-return a},crossVector:function(a){var b=new THREE.Vector4;b.x=this.n11*a.x+this.n12*a.y+this.n13*a.z+this.n14*a.w;b.y=this.n21*a.x+this.n22*a.y+this.n23*a.z+this.n24*a.w;b.z=this.n31*a.x+this.n32*a.y+this.n33*a.z+this.n34*a.w;b.w=a.w?this.n41*a.x+this.n42*a.y+this.n43*a.z+this.n44*a.w:1;return b},multiply:function(a,b){var c=a.n11,d=a.n12,f=a.n13,g=a.n14,e=a.n21,h=a.n22,i=a.n23,l=a.n24,m=a.n31,n=a.n32,j=a.n33,o=a.n34,k=a.n41,q=a.n42,v=a.n43,s=a.n44,J=b.n11,N=b.n12,x=b.n13,B=b.n14,p=b.n21,O=b.n22,
-r=b.n23,u=b.n24,y=b.n31,R=b.n32,aa=b.n33,$=b.n34,C=b.n41,F=b.n42,L=b.n43,D=b.n44;this.n11=c*J+d*p+f*y+g*C;this.n12=c*N+d*O+f*R+g*F;this.n13=c*x+d*r+f*aa+g*L;this.n14=c*B+d*u+f*$+g*D;this.n21=e*J+h*p+i*y+l*C;this.n22=e*N+h*O+i*R+l*F;this.n23=e*x+h*r+i*aa+l*L;this.n24=e*B+h*u+i*$+l*D;this.n31=m*J+n*p+j*y+o*C;this.n32=m*N+n*O+j*R+o*F;this.n33=m*x+n*r+j*aa+o*L;this.n34=m*B+n*u+j*$+o*D;this.n41=k*J+q*p+v*y+s*C;this.n42=k*N+q*O+v*R+s*F;this.n43=k*x+q*r+v*aa+s*L;this.n44=k*B+q*u+v*$+s*D;return this},multiplyToArray:function(a,
+return a},crossVector:function(a){var b=new THREE.Vector4;b.x=this.n11*a.x+this.n12*a.y+this.n13*a.z+this.n14*a.w;b.y=this.n21*a.x+this.n22*a.y+this.n23*a.z+this.n24*a.w;b.z=this.n31*a.x+this.n32*a.y+this.n33*a.z+this.n34*a.w;b.w=a.w?this.n41*a.x+this.n42*a.y+this.n43*a.z+this.n44*a.w:1;return b},multiply:function(a,b){var c=a.n11,d=a.n12,f=a.n13,g=a.n14,e=a.n21,h=a.n22,i=a.n23,l=a.n24,m=a.n31,n=a.n32,j=a.n33,o=a.n34,k=a.n41,q=a.n42,w=a.n43,s=a.n44,J=b.n11,N=b.n12,v=b.n13,B=b.n14,p=b.n21,O=b.n22,
+r=b.n23,u=b.n24,y=b.n31,R=b.n32,aa=b.n33,$=b.n34,C=b.n41,F=b.n42,L=b.n43,D=b.n44;this.n11=c*J+d*p+f*y+g*C;this.n12=c*N+d*O+f*R+g*F;this.n13=c*v+d*r+f*aa+g*L;this.n14=c*B+d*u+f*$+g*D;this.n21=e*J+h*p+i*y+l*C;this.n22=e*N+h*O+i*R+l*F;this.n23=e*v+h*r+i*aa+l*L;this.n24=e*B+h*u+i*$+l*D;this.n31=m*J+n*p+j*y+o*C;this.n32=m*N+n*O+j*R+o*F;this.n33=m*v+n*r+j*aa+o*L;this.n34=m*B+n*u+j*$+o*D;this.n41=k*J+q*p+w*y+s*C;this.n42=k*N+q*O+w*R+s*F;this.n43=k*v+q*r+w*aa+s*L;this.n44=k*B+q*u+w*$+s*D;return this},multiplyToArray:function(a,
 b,c){this.multiply(a,b);c[0]=this.n11;c[1]=this.n21;c[2]=this.n31;c[3]=this.n41;c[4]=this.n12;c[5]=this.n22;c[6]=this.n32;c[7]=this.n42;c[8]=this.n13;c[9]=this.n23;c[10]=this.n33;c[11]=this.n43;c[12]=this.n14;c[13]=this.n24;c[14]=this.n34;c[15]=this.n44;return this},multiplySelf:function(a){this.multiply(this,a);return this},multiplyScalar:function(a){this.n11*=a;this.n12*=a;this.n13*=a;this.n14*=a;this.n21*=a;this.n22*=a;this.n23*=a;this.n24*=a;this.n31*=a;this.n32*=a;this.n33*=a;this.n34*=a;this.n41*=
 a;this.n42*=a;this.n43*=a;this.n44*=a;return this},determinant:function(){var a=this.n11,b=this.n12,c=this.n13,d=this.n14,f=this.n21,g=this.n22,e=this.n23,h=this.n24,i=this.n31,l=this.n32,m=this.n33,n=this.n34,j=this.n41,o=this.n42,k=this.n43,q=this.n44;return d*e*l*j-c*h*l*j-d*g*m*j+b*h*m*j+c*g*n*j-b*e*n*j-d*e*i*o+c*h*i*o+d*f*m*o-a*h*m*o-c*f*n*o+a*e*n*o+d*g*i*k-b*h*i*k-d*f*l*k+a*h*l*k+b*f*n*k-a*g*n*k-c*g*i*q+b*e*i*q+c*f*l*q-a*e*l*q-b*f*m*q+a*g*m*q},transpose:function(){var a;a=this.n21;this.n21=
 this.n12;this.n12=a;a=this.n31;this.n31=this.n13;this.n13=a;a=this.n32;this.n32=this.n23;this.n23=a;a=this.n41;this.n41=this.n14;this.n14=a;a=this.n42;this.n42=this.n24;this.n24=a;a=this.n43;this.n43=this.n34;this.n43=a;return this},clone:function(){var a=new THREE.Matrix4;a.n11=this.n11;a.n12=this.n12;a.n13=this.n13;a.n14=this.n14;a.n21=this.n21;a.n22=this.n22;a.n23=this.n23;a.n24=this.n24;a.n31=this.n31;a.n32=this.n32;a.n33=this.n33;a.n34=this.n34;a.n41=this.n41;a.n42=this.n42;a.n43=this.n43;a.n44=
@@ -38,8 +38,8 @@ m*c-l;this.n13=g*d;this.n21=g*f;this.n22=g*h;this.n23=-c;this.n31=l*c-m;this.n32
 m*f+l;this.n21=f;this.n22=g*h;this.n23=-c*h;this.n31=-d*h;this.n32=l*f+m;this.n33=i-n*f;break;case "XZY":i=g*e;l=g*d;m=c*e;n=c*d;this.n11=e*h;this.n12=-f;this.n13=d*h;this.n21=i*f+n;this.n22=g*h;this.n23=l*f-m;this.n31=m*f-l;this.n32=c*h;this.n33=n*f+i;break;default:i=g*h,l=g*f,m=c*h,n=c*f,this.n11=e*h,this.n12=-e*f,this.n13=d,this.n21=l+m*d,this.n22=i-n*d,this.n23=-c*e,this.n31=n-i*d,this.n32=m+l*d,this.n33=g*e}return this},setRotationFromQuaternion:function(a){var b=a.x,c=a.y,d=a.z,f=a.w,g=b+b,
 e=c+c,h=d+d,a=b*g,i=b*e;b*=h;var l=c*e;c*=h;d*=h;g*=f;e*=f;f*=h;this.n11=1-(l+d);this.n12=i-f;this.n13=b+e;this.n21=i+f;this.n22=1-(a+d);this.n23=c-g;this.n31=b-e;this.n32=c+g;this.n33=1-(a+l);return this},scale:function(a){var b=a.x,c=a.y,a=a.z;this.n11*=b;this.n12*=c;this.n13*=a;this.n21*=b;this.n22*=c;this.n23*=a;this.n31*=b;this.n32*=c;this.n33*=a;this.n41*=b;this.n42*=c;this.n43*=a;return this},extractPosition:function(a){this.n14=a.n14;this.n24=a.n24;this.n34=a.n34},extractRotation:function(a,
 b){var c=1/b.x,d=1/b.y,f=1/b.z;this.n11=a.n11*c;this.n21=a.n21*c;this.n31=a.n31*c;this.n12=a.n12*d;this.n22=a.n22*d;this.n32=a.n32*d;this.n13=a.n13*f;this.n23=a.n23*f;this.n33=a.n33*f}};
-THREE.Matrix4.makeInvert=function(a,b){var c=a.n11,d=a.n12,f=a.n13,g=a.n14,e=a.n21,h=a.n22,i=a.n23,l=a.n24,m=a.n31,n=a.n32,j=a.n33,o=a.n34,k=a.n41,q=a.n42,v=a.n43,s=a.n44;b===void 0&&(b=new THREE.Matrix4);b.n11=i*o*q-l*j*q+l*n*v-h*o*v-i*n*s+h*j*s;b.n12=g*j*q-f*o*q-g*n*v+d*o*v+f*n*s-d*j*s;b.n13=f*l*q-g*i*q+g*h*v-d*l*v-f*h*s+d*i*s;b.n14=g*i*n-f*l*n-g*h*j+d*l*j+f*h*o-d*i*o;b.n21=l*j*k-i*o*k-l*m*v+e*o*v+i*m*s-e*j*s;b.n22=f*o*k-g*j*k+g*m*v-c*o*v-f*m*s+c*j*s;b.n23=g*i*k-f*l*k-g*e*v+c*l*v+f*e*s-c*i*s;b.n24=
-f*l*m-g*i*m+g*e*j-c*l*j-f*e*o+c*i*o;b.n31=h*o*k-l*n*k+l*m*q-e*o*q-h*m*s+e*n*s;b.n32=g*n*k-d*o*k-g*m*q+c*o*q+d*m*s-c*n*s;b.n33=f*l*k-g*h*k+g*e*q-c*l*q-d*e*s+c*h*s;b.n34=g*h*m-d*l*m-g*e*n+c*l*n+d*e*o-c*h*o;b.n41=i*n*k-h*j*k-i*m*q+e*j*q+h*m*v-e*n*v;b.n42=d*j*k-f*n*k+f*m*q-c*j*q-d*m*v+c*n*v;b.n43=f*h*k-d*i*k-f*e*q+c*i*q+d*e*v-c*h*v;b.n44=d*i*m-f*h*m+f*e*n-c*i*n-d*e*j+c*h*j;b.multiplyScalar(1/a.determinant());return b};
+THREE.Matrix4.makeInvert=function(a,b){var c=a.n11,d=a.n12,f=a.n13,g=a.n14,e=a.n21,h=a.n22,i=a.n23,l=a.n24,m=a.n31,n=a.n32,j=a.n33,o=a.n34,k=a.n41,q=a.n42,w=a.n43,s=a.n44;b===void 0&&(b=new THREE.Matrix4);b.n11=i*o*q-l*j*q+l*n*w-h*o*w-i*n*s+h*j*s;b.n12=g*j*q-f*o*q-g*n*w+d*o*w+f*n*s-d*j*s;b.n13=f*l*q-g*i*q+g*h*w-d*l*w-f*h*s+d*i*s;b.n14=g*i*n-f*l*n-g*h*j+d*l*j+f*h*o-d*i*o;b.n21=l*j*k-i*o*k-l*m*w+e*o*w+i*m*s-e*j*s;b.n22=f*o*k-g*j*k+g*m*w-c*o*w-f*m*s+c*j*s;b.n23=g*i*k-f*l*k-g*e*w+c*l*w+f*e*s-c*i*s;b.n24=
+f*l*m-g*i*m+g*e*j-c*l*j-f*e*o+c*i*o;b.n31=h*o*k-l*n*k+l*m*q-e*o*q-h*m*s+e*n*s;b.n32=g*n*k-d*o*k-g*m*q+c*o*q+d*m*s-c*n*s;b.n33=f*l*k-g*h*k+g*e*q-c*l*q-d*e*s+c*h*s;b.n34=g*h*m-d*l*m-g*e*n+c*l*n+d*e*o-c*h*o;b.n41=i*n*k-h*j*k-i*m*q+e*j*q+h*m*w-e*n*w;b.n42=d*j*k-f*n*k+f*m*q-c*j*q-d*m*w+c*n*w;b.n43=f*h*k-d*i*k-f*e*q+c*i*q+d*e*w-c*h*w;b.n44=d*i*m-f*h*m+f*e*n-c*i*n-d*e*j+c*h*j;b.multiplyScalar(1/a.determinant());return b};
 THREE.Matrix4.makeInvert3x3=function(a){var b=a.m33,c=b.m,d=a.n33*a.n22-a.n32*a.n23,f=-a.n33*a.n21+a.n31*a.n23,g=a.n32*a.n21-a.n31*a.n22,e=-a.n33*a.n12+a.n32*a.n13,h=a.n33*a.n11-a.n31*a.n13,i=-a.n32*a.n11+a.n31*a.n12,l=a.n23*a.n12-a.n22*a.n13,m=-a.n23*a.n11+a.n21*a.n13,n=a.n22*a.n11-a.n21*a.n12,a=a.n11*d+a.n21*e+a.n31*l;a==0&&console.error("THREE.Matrix4.makeInvert3x3: Matrix not invertible.");a=1/a;c[0]=a*d;c[1]=a*f;c[2]=a*g;c[3]=a*e;c[4]=a*h;c[5]=a*i;c[6]=a*l;c[7]=a*m;c[8]=a*n;return b};
 THREE.Matrix4.makeFrustum=function(a,b,c,d,f,g){var e;e=new THREE.Matrix4;e.n11=2*f/(b-a);e.n12=0;e.n13=(b+a)/(b-a);e.n14=0;e.n21=0;e.n22=2*f/(d-c);e.n23=(d+c)/(d-c);e.n24=0;e.n31=0;e.n32=0;e.n33=-(g+f)/(g-f);e.n34=-2*g*f/(g-f);e.n41=0;e.n42=0;e.n43=-1;e.n44=0;return e};THREE.Matrix4.makePerspective=function(a,b,c,d){var f,a=c*Math.tan(a*Math.PI/360);f=-a;return THREE.Matrix4.makeFrustum(f*b,a*b,f,a,c,d)};
 THREE.Matrix4.makeOrtho=function(a,b,c,d,f,g){var e,h,i,l;e=new THREE.Matrix4;h=b-a;i=c-d;l=g-f;e.n11=2/h;e.n12=0;e.n13=0;e.n14=-((b+a)/h);e.n21=0;e.n22=2/i;e.n23=0;e.n24=-((c+d)/i);e.n31=0;e.n32=0;e.n33=-2/l;e.n34=-((g+f)/l);e.n41=0;e.n42=0;e.n43=0;e.n44=1;return e};THREE.Matrix4.__v1=new THREE.Vector3;THREE.Matrix4.__v2=new THREE.Vector3;THREE.Matrix4.__v3=new THREE.Vector3;
@@ -61,8 +61,8 @@ THREE.Geometry.prototype={computeCentroids:function(){var a,b,c;a=0;for(b=this.f
 c.centroid.addSelf(this.vertices[c.d].position),c.centroid.divideScalar(4))},computeFaceNormals:function(a){var b,c,d,f,g,e,h=new THREE.Vector3,i=new THREE.Vector3;d=0;for(f=this.faces.length;d<f;d++){g=this.faces[d];if(a&&g.vertexNormals.length){h.set(0,0,0);b=0;for(c=g.vertexNormals.length;b<c;b++)h.addSelf(g.vertexNormals[b]);h.divideScalar(3)}else b=this.vertices[g.a],c=this.vertices[g.b],e=this.vertices[g.c],h.sub(e.position,c.position),i.sub(b.position,c.position),h.crossSelf(i);h.isZero()||
 h.normalize();g.normal.copy(h)}},computeVertexNormals:function(){var a,b,c,d;if(this.__tmpVertices==void 0){d=this.__tmpVertices=Array(this.vertices.length);a=0;for(b=this.vertices.length;a<b;a++)d[a]=new THREE.Vector3;a=0;for(b=this.faces.length;a<b;a++)if(c=this.faces[a],c instanceof THREE.Face3)c.vertexNormals=[new THREE.Vector3,new THREE.Vector3,new THREE.Vector3];else if(c instanceof THREE.Face4)c.vertexNormals=[new THREE.Vector3,new THREE.Vector3,new THREE.Vector3,new THREE.Vector3]}else{d=
 this.__tmpVertices;a=0;for(b=this.vertices.length;a<b;a++)d[a].set(0,0,0)}a=0;for(b=this.faces.length;a<b;a++)c=this.faces[a],c instanceof THREE.Face3?(d[c.a].addSelf(c.normal),d[c.b].addSelf(c.normal),d[c.c].addSelf(c.normal)):c instanceof THREE.Face4&&(d[c.a].addSelf(c.normal),d[c.b].addSelf(c.normal),d[c.c].addSelf(c.normal),d[c.d].addSelf(c.normal));a=0;for(b=this.vertices.length;a<b;a++)d[a].normalize();a=0;for(b=this.faces.length;a<b;a++)c=this.faces[a],c instanceof THREE.Face3?(c.vertexNormals[0].copy(d[c.a]),
-c.vertexNormals[1].copy(d[c.b]),c.vertexNormals[2].copy(d[c.c])):c instanceof THREE.Face4&&(c.vertexNormals[0].copy(d[c.a]),c.vertexNormals[1].copy(d[c.b]),c.vertexNormals[2].copy(d[c.c]),c.vertexNormals[3].copy(d[c.d]))},computeTangents:function(){function a(a,b,c,d,f,g,r){h=a.vertices[b].position;i=a.vertices[c].position;l=a.vertices[d].position;m=e[f];n=e[g];j=e[r];o=i.x-h.x;k=l.x-h.x;q=i.y-h.y;v=l.y-h.y;s=i.z-h.z;J=l.z-h.z;N=n.u-m.u;x=j.u-m.u;B=n.v-m.v;p=j.v-m.v;O=1/(N*p-x*B);R.set((p*o-B*k)*
-O,(p*q-B*v)*O,(p*s-B*J)*O);aa.set((N*k-x*o)*O,(N*v-x*q)*O,(N*J-x*s)*O);u[b].addSelf(R);u[c].addSelf(R);u[d].addSelf(R);y[b].addSelf(aa);y[c].addSelf(aa);y[d].addSelf(aa)}var b,c,d,f,g,e,h,i,l,m,n,j,o,k,q,v,s,J,N,x,B,p,O,r,u=[],y=[],R=new THREE.Vector3,aa=new THREE.Vector3,$=new THREE.Vector3,C=new THREE.Vector3,F=new THREE.Vector3;b=0;for(c=this.vertices.length;b<c;b++)u[b]=new THREE.Vector3,y[b]=new THREE.Vector3;b=0;for(c=this.faces.length;b<c;b++)g=this.faces[b],e=this.faceVertexUvs[0][b],g instanceof
+c.vertexNormals[1].copy(d[c.b]),c.vertexNormals[2].copy(d[c.c])):c instanceof THREE.Face4&&(c.vertexNormals[0].copy(d[c.a]),c.vertexNormals[1].copy(d[c.b]),c.vertexNormals[2].copy(d[c.c]),c.vertexNormals[3].copy(d[c.d]))},computeTangents:function(){function a(a,b,c,d,f,g,r){h=a.vertices[b].position;i=a.vertices[c].position;l=a.vertices[d].position;m=e[f];n=e[g];j=e[r];o=i.x-h.x;k=l.x-h.x;q=i.y-h.y;w=l.y-h.y;s=i.z-h.z;J=l.z-h.z;N=n.u-m.u;v=j.u-m.u;B=n.v-m.v;p=j.v-m.v;O=1/(N*p-v*B);R.set((p*o-B*k)*
+O,(p*q-B*w)*O,(p*s-B*J)*O);aa.set((N*k-v*o)*O,(N*w-v*q)*O,(N*J-v*s)*O);u[b].addSelf(R);u[c].addSelf(R);u[d].addSelf(R);y[b].addSelf(aa);y[c].addSelf(aa);y[d].addSelf(aa)}var b,c,d,f,g,e,h,i,l,m,n,j,o,k,q,w,s,J,N,v,B,p,O,r,u=[],y=[],R=new THREE.Vector3,aa=new THREE.Vector3,$=new THREE.Vector3,C=new THREE.Vector3,F=new THREE.Vector3;b=0;for(c=this.vertices.length;b<c;b++)u[b]=new THREE.Vector3,y[b]=new THREE.Vector3;b=0;for(c=this.faces.length;b<c;b++)g=this.faces[b],e=this.faceVertexUvs[0][b],g instanceof
 THREE.Face3?a(this,g.a,g.b,g.c,0,1,2):g instanceof THREE.Face4&&(a(this,g.a,g.b,g.c,0,1,2),a(this,g.a,g.b,g.d,0,1,3));var L=["a","b","c","d"];b=0;for(c=this.faces.length;b<c;b++){g=this.faces[b];for(d=0;d<g.vertexNormals.length;d++)F.copy(g.vertexNormals[d]),f=g[L[d]],r=u[f],$.copy(r),$.subSelf(F.multiplyScalar(F.dot(r))).normalize(),C.cross(g.vertexNormals[d],r),f=C.dot(y[f]),f=f<0?-1:1,g.vertexTangents[d]=new THREE.Vector4($.x,$.y,$.z,f)}this.hasTangents=!0},computeBoundingBox:function(){var a;
 if(this.vertices.length>0){this.boundingBox={x:[this.vertices[0].position.x,this.vertices[0].position.x],y:[this.vertices[0].position.y,this.vertices[0].position.y],z:[this.vertices[0].position.z,this.vertices[0].position.z]};for(var b=1,c=this.vertices.length;b<c;b++){a=this.vertices[b];if(a.position.x<this.boundingBox.x[0])this.boundingBox.x[0]=a.position.x;else if(a.position.x>this.boundingBox.x[1])this.boundingBox.x[1]=a.position.x;if(a.position.y<this.boundingBox.y[0])this.boundingBox.y[0]=a.position.y;
 else if(a.position.y>this.boundingBox.y[1])this.boundingBox.y[1]=a.position.y;if(a.position.z<this.boundingBox.z[0])this.boundingBox.z[0]=a.position.z;else if(a.position.z>this.boundingBox.z[1])this.boundingBox.z[1]=a.position.z}}},computeBoundingSphere:function(){for(var a=0,b=0,c=this.vertices.length;b<c;b++)a=Math.max(a,this.vertices[b].position.length());this.boundingSphere={radius:a}},computeEdgeFaces:function(){function a(a,b){return Math.min(a,b)+"_"+Math.max(a,b)}function b(a,b,c){a[b]===
@@ -104,42 +104,42 @@ b,c)};THREE.Bone.prototype.addChild=function(a){if(this.children.indexOf(a)===-1
 THREE.Scene.prototype.supr=THREE.Object3D.prototype;THREE.Scene.prototype.addChild=function(a){this.supr.addChild.call(this,a);this.addChildRecurse(a)};THREE.Scene.prototype.addChildRecurse=function(a){if(a instanceof THREE.Light)this.lights.indexOf(a)===-1&&this.lights.push(a);else if(!(a instanceof THREE.Camera||a instanceof THREE.Bone)&&this.objects.indexOf(a)===-1)this.objects.push(a),this.__objectsAdded.push(a);for(var b=0;b<a.children.length;b++)this.addChildRecurse(a.children[b])};
 THREE.Scene.prototype.removeChild=function(a){this.supr.removeChild.call(this,a);this.removeChildRecurse(a)};THREE.Scene.prototype.removeChildRecurse=function(a){if(a instanceof THREE.Light){var b=this.lights.indexOf(a);b!==-1&&this.lights.splice(b,1)}else a instanceof THREE.Camera||(b=this.objects.indexOf(a),b!==-1&&(this.objects.splice(b,1),this.__objectsRemoved.push(a)));for(b=0;b<a.children.length;b++)this.removeChildRecurse(a.children[b])};THREE.Scene.prototype.addObject=THREE.Scene.prototype.addChild;
 THREE.Scene.prototype.removeObject=THREE.Scene.prototype.removeChild;THREE.Scene.prototype.addLight=THREE.Scene.prototype.addChild;THREE.Scene.prototype.removeLight=THREE.Scene.prototype.removeChild;
-THREE.Projector=function(){function a(){var a=i[h]=i[h]||new THREE.RenderableVertex;h++;return a}function b(a,b){return b.z-a.z}function c(a,b){var c=0,d=1,e=a.z+a.w,f=b.z+b.w,g=-a.z+a.w,h=-b.z+b.w;return e>=0&&f>=0&&g>=0&&h>=0?!0:e<0&&f<0||g<0&&h<0?!1:(e<0?c=Math.max(c,e/(e-f)):f<0&&(d=Math.min(d,e/(e-f))),g<0?c=Math.max(c,g/(g-h)):h<0&&(d=Math.min(d,g/(g-h))),d<c?!1:(a.lerpSelf(b,c),b.lerpSelf(a,1-d),!0))}var d,f,g=[],e,h,i=[],l,m,n=[],j,o=[],k,q,v=[],s,J,N=[],x=new THREE.Vector4,B=new THREE.Vector4,
+THREE.Projector=function(){function a(){var a=i[h]=i[h]||new THREE.RenderableVertex;h++;return a}function b(a,b){return b.z-a.z}function c(a,b){var c=0,d=1,e=a.z+a.w,f=b.z+b.w,g=-a.z+a.w,h=-b.z+b.w;return e>=0&&f>=0&&g>=0&&h>=0?!0:e<0&&f<0||g<0&&h<0?!1:(e<0?c=Math.max(c,e/(e-f)):f<0&&(d=Math.min(d,e/(e-f))),g<0?c=Math.max(c,g/(g-h)):h<0&&(d=Math.min(d,g/(g-h))),d<c?!1:(a.lerpSelf(b,c),b.lerpSelf(a,1-d),!0))}var d,f,g=[],e,h,i=[],l,m,n=[],j,o=[],k,q,w=[],s,J,N=[],v=new THREE.Vector4,B=new THREE.Vector4,
 p=new THREE.Matrix4,O=new THREE.Matrix4,r=[new THREE.Vector4,new THREE.Vector4,new THREE.Vector4,new THREE.Vector4,new THREE.Vector4,new THREE.Vector4],u=new THREE.Vector4,y=new THREE.Vector4;this.projectVector=function(a,b){p.multiply(b.projectionMatrix,b.matrixWorldInverse);p.multiplyVector3(a);return a};this.unprojectVector=function(a,b){p.multiply(b.matrixWorld,THREE.Matrix4.makeInvert(b.projectionMatrix));p.multiplyVector3(a);return a};this.projectObjects=function(a,c,e){var c=[],h,l,k;f=0;l=
-a.objects;a=0;for(h=l.length;a<h;a++){k=l[a];var i;if(!(i=!k.visible))if(i=k instanceof THREE.Mesh){a:{i=void 0;for(var j=k.matrixWorld,m=-k.geometry.boundingSphere.radius*Math.max(k.scale.x,Math.max(k.scale.y,k.scale.z)),n=0;n<6;n++)if(i=r[n].x*j.n14+r[n].y*j.n24+r[n].z*j.n34+r[n].w,i<=m){i=!1;break a}i=!0}i=!i}if(!i)i=g[f]=g[f]||new THREE.RenderableObject,f++,d=i,x.copy(k.position),p.multiplyVector3(x),d.object=k,d.z=x.z,c.push(d)}e&&c.sort(b);return c};this.projectScene=function(d,f,g){var C=[],
-F=f.near,L=f.far,D,G,z,P,w,M,K,S,x,t,H,E,I,T,W,da,X;J=q=j=m=0;f.matrixAutoUpdate&&f.update(void 0,!0);d.update(void 0,!1,f);p.multiply(f.projectionMatrix,f.matrixWorldInverse);r[0].set(p.n41-p.n11,p.n42-p.n12,p.n43-p.n13,p.n44-p.n14);r[1].set(p.n41+p.n11,p.n42+p.n12,p.n43+p.n13,p.n44+p.n14);r[2].set(p.n41+p.n21,p.n42+p.n22,p.n43+p.n23,p.n44+p.n24);r[3].set(p.n41-p.n21,p.n42-p.n22,p.n43-p.n23,p.n44-p.n24);r[4].set(p.n41-p.n31,p.n42-p.n32,p.n43-p.n33,p.n44-p.n34);r[5].set(p.n41+p.n31,p.n42+p.n32,p.n43+
-p.n33,p.n44+p.n34);for(D=0;D<6;D++)x=r[D],x.divideScalar(Math.sqrt(x.x*x.x+x.y*x.y+x.z*x.z));x=this.projectObjects(d,f,!0);d=0;for(D=x.length;d<D;d++)if(t=x[d].object,t.visible)if(H=t.matrixWorld,E=t.matrixRotationWorld,I=t.materials,T=t.overdraw,h=0,t instanceof THREE.Mesh){W=t.geometry;P=W.vertices;da=W.faces;W=W.faceVertexUvs;G=0;for(z=P.length;G<z;G++)e=a(),e.positionWorld.copy(P[G].position),H.multiplyVector3(e.positionWorld),e.positionScreen.copy(e.positionWorld),p.multiplyVector4(e.positionScreen),
-e.positionScreen.x/=e.positionScreen.w,e.positionScreen.y/=e.positionScreen.w,e.visible=e.positionScreen.z>F&&e.positionScreen.z<L;P=0;for(G=da.length;P<G;P++){z=da[P];if(z instanceof THREE.Face3)if(w=i[z.a],M=i[z.b],K=i[z.c],w.visible&&M.visible&&K.visible&&(t.doubleSided||t.flipSided!=(K.positionScreen.x-w.positionScreen.x)*(M.positionScreen.y-w.positionScreen.y)-(K.positionScreen.y-w.positionScreen.y)*(M.positionScreen.x-w.positionScreen.x)<0))S=n[m]=n[m]||new THREE.RenderableFace3,m++,l=S,l.v1.copy(w),
-l.v2.copy(M),l.v3.copy(K);else continue;else if(z instanceof THREE.Face4)if(w=i[z.a],M=i[z.b],K=i[z.c],S=i[z.d],w.visible&&M.visible&&K.visible&&S.visible&&(t.doubleSided||t.flipSided!=((S.positionScreen.x-w.positionScreen.x)*(M.positionScreen.y-w.positionScreen.y)-(S.positionScreen.y-w.positionScreen.y)*(M.positionScreen.x-w.positionScreen.x)<0||(M.positionScreen.x-K.positionScreen.x)*(S.positionScreen.y-K.positionScreen.y)-(M.positionScreen.y-K.positionScreen.y)*(S.positionScreen.x-K.positionScreen.x)<
-0)))X=o[j]=o[j]||new THREE.RenderableFace4,j++,l=X,l.v1.copy(w),l.v2.copy(M),l.v3.copy(K),l.v4.copy(S);else continue;l.normalWorld.copy(z.normal);E.multiplyVector3(l.normalWorld);l.centroidWorld.copy(z.centroid);H.multiplyVector3(l.centroidWorld);l.centroidScreen.copy(l.centroidWorld);p.multiplyVector3(l.centroidScreen);K=z.vertexNormals;w=0;for(M=K.length;w<M;w++)S=l.vertexNormalsWorld[w],S.copy(K[w]),E.multiplyVector3(S);w=0;for(M=W.length;w<M;w++)if(X=W[w][P]){K=0;for(S=X.length;K<S;K++)l.uvs[w][K]=
-X[K]}l.meshMaterials=I;l.faceMaterials=z.materials;l.overdraw=T;l.z=l.centroidScreen.z;C.push(l)}}else if(t instanceof THREE.Line){O.multiply(p,H);P=t.geometry.vertices;w=a();w.positionScreen.copy(P[0].position);O.multiplyVector4(w.positionScreen);G=1;for(z=P.length;G<z;G++)if(w=a(),w.positionScreen.copy(P[G].position),O.multiplyVector4(w.positionScreen),M=i[h-2],u.copy(w.positionScreen),y.copy(M.positionScreen),c(u,y))u.multiplyScalar(1/u.w),y.multiplyScalar(1/y.w),H=v[q]=v[q]||new THREE.RenderableLine,
+a.objects;a=0;for(h=l.length;a<h;a++){k=l[a];var i;if(!(i=!k.visible))if(i=k instanceof THREE.Mesh){a:{i=void 0;for(var j=k.matrixWorld,m=-k.geometry.boundingSphere.radius*Math.max(k.scale.x,Math.max(k.scale.y,k.scale.z)),n=0;n<6;n++)if(i=r[n].x*j.n14+r[n].y*j.n24+r[n].z*j.n34+r[n].w,i<=m){i=!1;break a}i=!0}i=!i}if(!i)i=g[f]=g[f]||new THREE.RenderableObject,f++,d=i,v.copy(k.position),p.multiplyVector3(v),d.object=k,d.z=v.z,c.push(d)}e&&c.sort(b);return c};this.projectScene=function(d,f,g){var C=[],
+F=f.near,L=f.far,D,G,z,P,x,M,K,v,V,t,H,E,I,S,W,da,X;J=q=j=m=0;f.matrixAutoUpdate&&f.update(void 0,!0);d.update(void 0,!1,f);p.multiply(f.projectionMatrix,f.matrixWorldInverse);r[0].set(p.n41-p.n11,p.n42-p.n12,p.n43-p.n13,p.n44-p.n14);r[1].set(p.n41+p.n11,p.n42+p.n12,p.n43+p.n13,p.n44+p.n14);r[2].set(p.n41+p.n21,p.n42+p.n22,p.n43+p.n23,p.n44+p.n24);r[3].set(p.n41-p.n21,p.n42-p.n22,p.n43-p.n23,p.n44-p.n24);r[4].set(p.n41-p.n31,p.n42-p.n32,p.n43-p.n33,p.n44-p.n34);r[5].set(p.n41+p.n31,p.n42+p.n32,p.n43+
+p.n33,p.n44+p.n34);for(D=0;D<6;D++)V=r[D],V.divideScalar(Math.sqrt(V.x*V.x+V.y*V.y+V.z*V.z));V=this.projectObjects(d,f,!0);d=0;for(D=V.length;d<D;d++)if(t=V[d].object,t.visible)if(H=t.matrixWorld,E=t.matrixRotationWorld,I=t.materials,S=t.overdraw,h=0,t instanceof THREE.Mesh){W=t.geometry;P=W.vertices;da=W.faces;W=W.faceVertexUvs;G=0;for(z=P.length;G<z;G++)e=a(),e.positionWorld.copy(P[G].position),H.multiplyVector3(e.positionWorld),e.positionScreen.copy(e.positionWorld),p.multiplyVector4(e.positionScreen),
+e.positionScreen.x/=e.positionScreen.w,e.positionScreen.y/=e.positionScreen.w,e.visible=e.positionScreen.z>F&&e.positionScreen.z<L;P=0;for(G=da.length;P<G;P++){z=da[P];if(z instanceof THREE.Face3)if(x=i[z.a],M=i[z.b],K=i[z.c],x.visible&&M.visible&&K.visible&&(t.doubleSided||t.flipSided!=(K.positionScreen.x-x.positionScreen.x)*(M.positionScreen.y-x.positionScreen.y)-(K.positionScreen.y-x.positionScreen.y)*(M.positionScreen.x-x.positionScreen.x)<0))v=n[m]=n[m]||new THREE.RenderableFace3,m++,l=v,l.v1.copy(x),
+l.v2.copy(M),l.v3.copy(K);else continue;else if(z instanceof THREE.Face4)if(x=i[z.a],M=i[z.b],K=i[z.c],v=i[z.d],x.visible&&M.visible&&K.visible&&v.visible&&(t.doubleSided||t.flipSided!=((v.positionScreen.x-x.positionScreen.x)*(M.positionScreen.y-x.positionScreen.y)-(v.positionScreen.y-x.positionScreen.y)*(M.positionScreen.x-x.positionScreen.x)<0||(M.positionScreen.x-K.positionScreen.x)*(v.positionScreen.y-K.positionScreen.y)-(M.positionScreen.y-K.positionScreen.y)*(v.positionScreen.x-K.positionScreen.x)<
+0)))X=o[j]=o[j]||new THREE.RenderableFace4,j++,l=X,l.v1.copy(x),l.v2.copy(M),l.v3.copy(K),l.v4.copy(v);else continue;l.normalWorld.copy(z.normal);E.multiplyVector3(l.normalWorld);l.centroidWorld.copy(z.centroid);H.multiplyVector3(l.centroidWorld);l.centroidScreen.copy(l.centroidWorld);p.multiplyVector3(l.centroidScreen);K=z.vertexNormals;x=0;for(M=K.length;x<M;x++)v=l.vertexNormalsWorld[x],v.copy(K[x]),E.multiplyVector3(v);x=0;for(M=W.length;x<M;x++)if(X=W[x][P]){K=0;for(v=X.length;K<v;K++)l.uvs[x][K]=
+X[K]}l.meshMaterials=I;l.faceMaterials=z.materials;l.overdraw=S;l.z=l.centroidScreen.z;C.push(l)}}else if(t instanceof THREE.Line){O.multiply(p,H);P=t.geometry.vertices;x=a();x.positionScreen.copy(P[0].position);O.multiplyVector4(x.positionScreen);G=1;for(z=P.length;G<z;G++)if(x=a(),x.positionScreen.copy(P[G].position),O.multiplyVector4(x.positionScreen),M=i[h-2],u.copy(x.positionScreen),y.copy(M.positionScreen),c(u,y))u.multiplyScalar(1/u.w),y.multiplyScalar(1/y.w),H=w[q]=w[q]||new THREE.RenderableLine,
 q++,k=H,k.v1.positionScreen.copy(u),k.v2.positionScreen.copy(y),k.z=Math.max(u.z,y.z),k.materials=t.materials,C.push(k)}else if(t instanceof THREE.Particle&&(B.set(t.matrixWorld.n14,t.matrixWorld.n24,t.matrixWorld.n34,1),p.multiplyVector4(B),B.z/=B.w,B.z>0&&B.z<1))H=N[J]=N[J]||new THREE.RenderableParticle,J++,s=H,s.x=B.x/B.w,s.y=B.y/B.w,s.z=B.z,s.rotation=t.rotation.z,s.scale.x=t.scale.x*Math.abs(s.x-(B.x+f.projectionMatrix.n11)/(B.w+f.projectionMatrix.n14)),s.scale.y=t.scale.y*Math.abs(s.y-(B.y+
 f.projectionMatrix.n22)/(B.w+f.projectionMatrix.n24)),s.materials=t.materials,C.push(s);g&&C.sort(b);return C}};
-THREE.CanvasRenderer=function(a){function b(a){if(s!=a)k.globalAlpha=s=a}function c(a){if(J!=a){switch(a){case THREE.NormalBlending:k.globalCompositeOperation="source-over";break;case THREE.AdditiveBlending:k.globalCompositeOperation="lighter";break;case THREE.SubtractiveBlending:k.globalCompositeOperation="darker"}J=a}}function d(a){if(N!=a.hex)N=a.hex,k.strokeStyle="#"+g(N.toString(16))}function f(a){if(x!=a.hex)x=a.hex,k.fillStyle="#"+g(x.toString(16))}function g(a){for(;a.length<6;)a="0"+a;return a}
-var e=this,h=null,i=new THREE.Projector,a=a||{},l=a.canvas!==void 0?a.canvas:document.createElement("canvas"),m,n,j,o,k=l.getContext("2d"),q=new THREE.Color(0),v=0,s=1,J=0,N=null,x=null,B=null,p=null,O=null,r,u,y,R,aa=new THREE.RenderableVertex,$=new THREE.RenderableVertex,C,F,L,D,G,z,P,w,M,K,S,oa,t=new THREE.Color(0),H=new THREE.Color(0),E=new THREE.Color(0),I=new THREE.Color(0),T=new THREE.Color(0),W,da,X,ba,Ba,Ca,Da,Ea,Fa,Ga,ka=new THREE.Rectangle,Y=new THREE.Rectangle,V=new THREE.Rectangle,ya=
+THREE.CanvasRenderer=function(a){function b(a){if(s!=a)k.globalAlpha=s=a}function c(a){if(J!=a){switch(a){case THREE.NormalBlending:k.globalCompositeOperation="source-over";break;case THREE.AdditiveBlending:k.globalCompositeOperation="lighter";break;case THREE.SubtractiveBlending:k.globalCompositeOperation="darker"}J=a}}function d(a){if(N!=a.hex)N=a.hex,k.strokeStyle="#"+g(N.toString(16))}function f(a){if(v!=a.hex)v=a.hex,k.fillStyle="#"+g(v.toString(16))}function g(a){for(;a.length<6;)a="0"+a;return a}
+var e=this,h=null,i=new THREE.Projector,a=a||{},l=a.canvas!==void 0?a.canvas:document.createElement("canvas"),m,n,j,o,k=l.getContext("2d"),q=new THREE.Color(0),w=0,s=1,J=0,N=null,v=null,B=null,p=null,O=null,r,u,y,R,aa=new THREE.RenderableVertex,$=new THREE.RenderableVertex,C,F,L,D,G,z,P,x,M,K,oa,V,t=new THREE.Color(0),H=new THREE.Color(0),E=new THREE.Color(0),I=new THREE.Color(0),S=new THREE.Color(0),W,da,X,ba,Ba,Ca,Da,Ea,Fa,Ga,ka=new THREE.Rectangle,Y=new THREE.Rectangle,U=new THREE.Rectangle,ya=
 !1,ca=new THREE.Color,Z=new THREE.Color,sa=new THREE.Color,ta=new THREE.Color,Q=new THREE.Vector3,pa,qa,za,ea,ra,ua,a=16;pa=document.createElement("canvas");pa.width=pa.height=2;qa=pa.getContext("2d");qa.fillStyle="rgba(0,0,0,1)";qa.fillRect(0,0,2,2);za=qa.getImageData(0,0,2,2);ea=za.data;ra=document.createElement("canvas");ra.width=ra.height=a;ua=ra.getContext("2d");ua.translate(-a/2,-a/2);ua.scale(a,a);a--;this.domElement=l;this.sortElements=this.sortObjects=this.autoClear=!0;this.data={vertices:0,
-faces:0};this.setSize=function(a,b){m=a;n=b;j=m/2;o=n/2;l.width=m;l.height=n;ka.set(-j,-o,j,o);Y.set(-j,-o,j,o);s=1;J=0;O=p=B=x=N=null};this.setClearColor=function(a,b){q=a;v=b;Y.set(-j,-o,j,o)};this.setClearColorHex=function(a,b){q.setHex(a);v=b;Y.set(-j,-o,j,o)};this.clear=function(){k.setTransform(1,0,0,-1,j,o);if(!Y.isEmpty())Y.inflate(1),Y.minSelf(ka),q.hex==0&&v==0?k.clearRect(Y.getX(),Y.getY(),Y.getWidth(),Y.getHeight()):(c(THREE.NormalBlending),b(1),k.fillStyle="rgba("+Math.floor(q.r*255)+
-","+Math.floor(q.g*255)+","+Math.floor(q.b*255)+","+v+")",k.fillRect(Y.getX(),Y.getY(),Y.getWidth(),Y.getHeight())),Y.empty()};this.render=function(a,g){function l(a){var b,c,d,f=a.lights;Z.setRGB(0,0,0);sa.setRGB(0,0,0);ta.setRGB(0,0,0);a=0;for(b=f.length;a<b;a++)c=f[a],d=c.color,c instanceof THREE.AmbientLight?(Z.r+=d.r,Z.g+=d.g,Z.b+=d.b):c instanceof THREE.DirectionalLight?(sa.r+=d.r,sa.g+=d.g,sa.b+=d.b):c instanceof THREE.PointLight&&(ta.r+=d.r,ta.g+=d.g,ta.b+=d.b)}function m(a,b,c,d){var f,e,
-g,h,l=a.lights,a=0;for(f=l.length;a<f;a++)e=l[a],g=e.color,e instanceof THREE.DirectionalLight?(h=c.dot(e.position),h<=0||(h*=e.intensity,d.r+=g.r*h,d.g+=g.g*h,d.b+=g.b*h)):e instanceof THREE.PointLight&&(h=c.dot(Q.sub(e.position,b).normalize()),h<=0||(h*=e.distance==0?1:1-Math.min(b.distanceTo(e.position)/e.distance,1),h!=0&&(h*=e.intensity,d.r+=g.r*h,d.g+=g.g*h,d.b+=g.b*h)))}function n(a,e,g){b(g.opacity);c(g.blending);var h,l,i,m,Aa,p;if(g instanceof THREE.ParticleBasicMaterial){if(g.map)m=g.map.image,
-Aa=m.width>>1,p=m.height>>1,g=e.scale.x*j,i=e.scale.y*o,h=g*Aa,l=i*p,V.set(a.x-h,a.y-l,a.x+h,a.y+l),ka.instersects(V)&&(k.save(),k.translate(a.x,a.y),k.rotate(-e.rotation),k.scale(g,-i),k.translate(-Aa,-p),k.drawImage(m,0,0),k.restore())}else g instanceof THREE.ParticleCanvasMaterial&&(h=e.scale.x*j,l=e.scale.y*o,V.set(a.x-h,a.y-l,a.x+h,a.y+l),ka.instersects(V)&&(d(g.color),f(g.color),k.save(),k.translate(a.x,a.y),k.rotate(-e.rotation),k.scale(h,l),g.program(k),k.restore()))}function q(a,e,f,g){b(g.opacity);
-c(g.blending);k.beginPath();k.moveTo(a.positionScreen.x,a.positionScreen.y);k.lineTo(e.positionScreen.x,e.positionScreen.y);k.closePath();if(g instanceof THREE.LineBasicMaterial){a=g.linewidth;if(B!=a)k.lineWidth=B=a;a=g.linecap;if(p!=a)k.lineCap=p=a;a=g.linejoin;if(O!=a)k.lineJoin=O=a;d(g.color);k.stroke();V.inflate(g.linewidth*2)}}function s(a,d,f,h,l,i,k,j,n){e.data.vertices+=3;e.data.faces++;b(j.opacity);c(j.blending);C=a.positionScreen.x;F=a.positionScreen.y;L=d.positionScreen.x;D=d.positionScreen.y;
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+faces:0};this.setSize=function(a,b){m=a;n=b;j=m/2;o=n/2;l.width=m;l.height=n;ka.set(-j,-o,j,o);Y.set(-j,-o,j,o);s=1;J=0;O=p=B=v=N=null};this.setClearColor=function(a,b){q=a;w=b;Y.set(-j,-o,j,o)};this.setClearColorHex=function(a,b){q.setHex(a);w=b;Y.set(-j,-o,j,o)};this.clear=function(){k.setTransform(1,0,0,-1,j,o);if(!Y.isEmpty())Y.inflate(1),Y.minSelf(ka),w==0?k.clearRect(Y.getX(),Y.getY(),Y.getWidth(),Y.getHeight()):(c(THREE.NormalBlending),b(1),v="rgba("+Math.floor(q.r*255)+","+Math.floor(q.g*
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+l=a.lights,a=0;for(f=l.length;a<f;a++)e=l[a],g=e.color,e instanceof THREE.DirectionalLight?(h=c.dot(e.position),h<=0||(h*=e.intensity,d.r+=g.r*h,d.g+=g.g*h,d.b+=g.b*h)):e instanceof THREE.PointLight&&(h=c.dot(Q.sub(e.position,b).normalize()),h<=0||(h*=e.distance==0?1:1-Math.min(b.distanceTo(e.position)/e.distance,1),h!=0&&(h*=e.intensity,d.r+=g.r*h,d.g+=g.g*h,d.b+=g.b*h)))}function n(a,e,g){b(g.opacity);c(g.blending);var h,l,i,m,Aa,p;if(g instanceof THREE.ParticleBasicMaterial){if(g.map)m=g.map.image,
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-255?255:l;ea[14]=d<0?0:d>255?255:d;qa.putImageData(za,0,0);ua.drawImage(pa,0,0);return ra}function la(a,b,c){a=(a-b)/(c-b);return a*a*(3-2*a)}function ma(a){a=(a+1)*0.5;return a<0?0:a>1?1:a}function ia(a,b){var c=b.x-a.x,d=b.y-a.y,e=c*c+d*d;e!=0&&(e=1/Math.sqrt(e),c*=e,d*=e,b.x+=c,b.y+=d,a.x-=c,a.y-=d)}var wa,Ha,A,fa,ja,na,xa,U;this.autoClear?this.clear():k.setTransform(1,0,0,-1,j,o);e.data.vertices=0;e.data.faces=0;h=i.projectScene(a,g,this.sortElements);(ya=a.lights.length>0)&&l(a);wa=0;for(Ha=
-h.length;wa<Ha;wa++){A=h[wa];V.empty();if(A instanceof THREE.RenderableParticle){r=A;r.x*=j;r.y*=o;fa=0;for(ja=A.materials.length;fa<ja;)U=A.materials[fa++],U.opacity!=0&&n(r,A,U,a)}else if(A instanceof THREE.RenderableLine){if(r=A.v1,u=A.v2,r.positionScreen.x*=j,r.positionScreen.y*=o,u.positionScreen.x*=j,u.positionScreen.y*=o,V.addPoint(r.positionScreen.x,r.positionScreen.y),V.addPoint(u.positionScreen.x,u.positionScreen.y),ka.instersects(V)){fa=0;for(ja=A.materials.length;fa<ja;)U=A.materials[fa++],
-U.opacity!=0&&q(r,u,A,U,a)}}else if(A instanceof THREE.RenderableFace3){if(r=A.v1,u=A.v2,y=A.v3,r.positionScreen.x*=j,r.positionScreen.y*=o,u.positionScreen.x*=j,u.positionScreen.y*=o,y.positionScreen.x*=j,y.positionScreen.y*=o,A.overdraw&&(ia(r.positionScreen,u.positionScreen),ia(u.positionScreen,y.positionScreen),ia(y.positionScreen,r.positionScreen)),V.add3Points(r.positionScreen.x,r.positionScreen.y,u.positionScreen.x,u.positionScreen.y,y.positionScreen.x,y.positionScreen.y),ka.instersects(V)){fa=
-0;for(ja=A.meshMaterials.length;fa<ja;)if(U=A.meshMaterials[fa++],U instanceof THREE.MeshFaceMaterial){na=0;for(xa=A.faceMaterials.length;na<xa;)(U=A.faceMaterials[na++])&&U.opacity!=0&&s(r,u,y,0,1,2,A,U,a)}else U.opacity!=0&&s(r,u,y,0,1,2,A,U,a)}}else if(A instanceof THREE.RenderableFace4&&(r=A.v1,u=A.v2,y=A.v3,R=A.v4,r.positionScreen.x*=j,r.positionScreen.y*=o,u.positionScreen.x*=j,u.positionScreen.y*=o,y.positionScreen.x*=j,y.positionScreen.y*=o,R.positionScreen.x*=j,R.positionScreen.y*=o,aa.positionScreen.copy(u.positionScreen),
-$.positionScreen.copy(R.positionScreen),A.overdraw&&(ia(r.positionScreen,u.positionScreen),ia(u.positionScreen,R.positionScreen),ia(R.positionScreen,r.positionScreen),ia(y.positionScreen,aa.positionScreen),ia(y.positionScreen,$.positionScreen)),V.addPoint(r.positionScreen.x,r.positionScreen.y),V.addPoint(u.positionScreen.x,u.positionScreen.y),V.addPoint(y.positionScreen.x,y.positionScreen.y),V.addPoint(R.positionScreen.x,R.positionScreen.y),ka.instersects(V))){fa=0;for(ja=A.meshMaterials.length;fa<
-ja;)if(U=A.meshMaterials[fa++],U instanceof THREE.MeshFaceMaterial){na=0;for(xa=A.faceMaterials.length;na<xa;)(U=A.faceMaterials[na++])&&U.opacity!=0&&v(r,u,y,R,aa,$,A,U,a)}else U.opacity!=0&&v(r,u,y,R,aa,$,A,U,a)}Y.addRectangle(V)}k.setTransform(1,0,0,1,0,0)}};THREE.RenderableVertex=function(){this.positionWorld=new THREE.Vector3;this.positionScreen=new THREE.Vector4;this.visible=!0};THREE.RenderableVertex.prototype.copy=function(a){this.positionWorld.copy(a.positionWorld);this.positionScreen.copy(a.positionScreen)};
+255?255:l;ea[14]=d<0?0:d>255?255:d;qa.putImageData(za,0,0);ua.drawImage(pa,0,0);return ra}function la(a,b,c){a=(a-b)/(c-b);return a*a*(3-2*a)}function ma(a){a=(a+1)*0.5;return a<0?0:a>1?1:a}function ia(a,b){var c=b.x-a.x,d=b.y-a.y,e=c*c+d*d;e!=0&&(e=1/Math.sqrt(e),c*=e,d*=e,b.x+=c,b.y+=d,a.x-=c,a.y-=d)}var wa,Ha,A,fa,ja,na,xa,T;this.autoClear?this.clear():k.setTransform(1,0,0,-1,j,o);e.data.vertices=0;e.data.faces=0;h=i.projectScene(a,g,this.sortElements);(ya=a.lights.length>0)&&l(a);wa=0;for(Ha=
+h.length;wa<Ha;wa++){A=h[wa];U.empty();if(A instanceof THREE.RenderableParticle){r=A;r.x*=j;r.y*=o;fa=0;for(ja=A.materials.length;fa<ja;)T=A.materials[fa++],T.opacity!=0&&n(r,A,T,a)}else if(A instanceof THREE.RenderableLine){if(r=A.v1,u=A.v2,r.positionScreen.x*=j,r.positionScreen.y*=o,u.positionScreen.x*=j,u.positionScreen.y*=o,U.addPoint(r.positionScreen.x,r.positionScreen.y),U.addPoint(u.positionScreen.x,u.positionScreen.y),ka.instersects(U)){fa=0;for(ja=A.materials.length;fa<ja;)T=A.materials[fa++],
+T.opacity!=0&&q(r,u,A,T,a)}}else if(A instanceof THREE.RenderableFace3){if(r=A.v1,u=A.v2,y=A.v3,r.positionScreen.x*=j,r.positionScreen.y*=o,u.positionScreen.x*=j,u.positionScreen.y*=o,y.positionScreen.x*=j,y.positionScreen.y*=o,A.overdraw&&(ia(r.positionScreen,u.positionScreen),ia(u.positionScreen,y.positionScreen),ia(y.positionScreen,r.positionScreen)),U.add3Points(r.positionScreen.x,r.positionScreen.y,u.positionScreen.x,u.positionScreen.y,y.positionScreen.x,y.positionScreen.y),ka.instersects(U)){fa=
+0;for(ja=A.meshMaterials.length;fa<ja;)if(T=A.meshMaterials[fa++],T instanceof THREE.MeshFaceMaterial){na=0;for(xa=A.faceMaterials.length;na<xa;)(T=A.faceMaterials[na++])&&T.opacity!=0&&s(r,u,y,0,1,2,A,T,a)}else T.opacity!=0&&s(r,u,y,0,1,2,A,T,a)}}else if(A instanceof THREE.RenderableFace4&&(r=A.v1,u=A.v2,y=A.v3,R=A.v4,r.positionScreen.x*=j,r.positionScreen.y*=o,u.positionScreen.x*=j,u.positionScreen.y*=o,y.positionScreen.x*=j,y.positionScreen.y*=o,R.positionScreen.x*=j,R.positionScreen.y*=o,aa.positionScreen.copy(u.positionScreen),
+$.positionScreen.copy(R.positionScreen),A.overdraw&&(ia(r.positionScreen,u.positionScreen),ia(u.positionScreen,R.positionScreen),ia(R.positionScreen,r.positionScreen),ia(y.positionScreen,aa.positionScreen),ia(y.positionScreen,$.positionScreen)),U.addPoint(r.positionScreen.x,r.positionScreen.y),U.addPoint(u.positionScreen.x,u.positionScreen.y),U.addPoint(y.positionScreen.x,y.positionScreen.y),U.addPoint(R.positionScreen.x,R.positionScreen.y),ka.instersects(U))){fa=0;for(ja=A.meshMaterials.length;fa<
+ja;)if(T=A.meshMaterials[fa++],T instanceof THREE.MeshFaceMaterial){na=0;for(xa=A.faceMaterials.length;na<xa;)(T=A.faceMaterials[na++])&&T.opacity!=0&&w(r,u,y,R,aa,$,A,T,a)}else T.opacity!=0&&w(r,u,y,R,aa,$,A,T,a)}Y.addRectangle(U)}k.setTransform(1,0,0,1,0,0)}};THREE.RenderableVertex=function(){this.positionWorld=new THREE.Vector3;this.positionScreen=new THREE.Vector4;this.visible=!0};THREE.RenderableVertex.prototype.copy=function(a){this.positionWorld.copy(a.positionWorld);this.positionScreen.copy(a.positionScreen)};
 THREE.RenderableFace3=function(){this.v1=new THREE.RenderableVertex;this.v2=new THREE.RenderableVertex;this.v3=new THREE.RenderableVertex;this.centroidWorld=new THREE.Vector3;this.centroidScreen=new THREE.Vector3;this.normalWorld=new THREE.Vector3;this.vertexNormalsWorld=[new THREE.Vector3,new THREE.Vector3,new THREE.Vector3];this.faceMaterials=this.meshMaterials=null;this.overdraw=!1;this.uvs=[[]];this.z=null};
 THREE.RenderableFace4=function(){this.v1=new THREE.RenderableVertex;this.v2=new THREE.RenderableVertex;this.v3=new THREE.RenderableVertex;this.v4=new THREE.RenderableVertex;this.centroidWorld=new THREE.Vector3;this.centroidScreen=new THREE.Vector3;this.normalWorld=new THREE.Vector3;this.vertexNormalsWorld=[new THREE.Vector3,new THREE.Vector3,new THREE.Vector3,new THREE.Vector3];this.faceMaterials=this.meshMaterials=null;this.overdraw=!1;this.uvs=[[]];this.z=null};
 THREE.RenderableObject=function(){this.z=this.object=null};THREE.RenderableParticle=function(){this.rotation=this.z=this.y=this.x=null;this.scale=new THREE.Vector2;this.materials=null};THREE.RenderableLine=function(){this.z=null;this.v1=new THREE.RenderableVertex;this.v2=new THREE.RenderableVertex;this.materials=null};
diff --git a/examples/canvas_sandbox.html b/examples/canvas_sandbox.html
index d343af07..fbb15c84 100644
--- a/examples/canvas_sandbox.html
+++ b/examples/canvas_sandbox.html
@@ -62,7 +62,6 @@
 		<script type="text/javascript" src="../src/objects/Bone.js"></script>
 		<script type="text/javascript" src="../src/objects/SkinnedMesh.js"></script>
 		<script type="text/javascript" src="../src/objects/Ribbon.js"></script>
-		<script type="text/javascript" src="../src/objects/Sound.js"></script>
 		<script type="text/javascript" src="../src/objects/LOD.js"></script>
 		<script type="text/javascript" src="../src/objects/ShadowVolume.js"></script>
 		<script type="text/javascript" src="../src/objects/Sprite.js"></script>
@@ -76,7 +75,6 @@
 		<script type="text/javascript" src="../src/renderers/WebGLShaders.js"></script>
 		<script type="text/javascript" src="../src/renderers/WebGLRenderer.js"></script>
 		<script type="text/javascript" src="../src/renderers/WebGLRenderTarget.js"></script>
-		<script type="text/javascript" src="../src/renderers/SoundRenderer.js"></script>
 		<script type="text/javascript" src="../src/renderers/renderables/RenderableVertex.js"></script>
 		<script type="text/javascript" src="../src/renderers/renderables/RenderableFace3.js"></script>
 		<script type="text/javascript" src="../src/renderers/renderables/RenderableFace4.js"></script>
diff --git a/src/renderers/CanvasRenderer.js b/src/renderers/CanvasRenderer.js
index e521c78b..1ae4c323 100644
--- a/src/renderers/CanvasRenderer.js
+++ b/src/renderers/CanvasRenderer.js
@@ -142,7 +142,7 @@ THREE.CanvasRenderer = function ( parameters ) {
 			_clearRect.inflate( 1 );
 			_clearRect.minSelf( _clipRect );
 
-			if ( _clearColor.hex == 0x000000 && _clearOpacity == 0 ) {
+			if ( _clearOpacity == 0 ) {
 
 				_context.clearRect( _clearRect.getX(), _clearRect.getY(), _clearRect.getWidth(), _clearRect.getHeight() );
 
@@ -151,7 +151,8 @@ THREE.CanvasRenderer = function ( parameters ) {
 				setBlending( THREE.NormalBlending );
 				setOpacity( 1 );
 
-				_context.fillStyle = 'rgba(' + Math.floor( _clearColor.r * 255 ) + ',' + Math.floor( _clearColor.g * 255 ) + ',' + Math.floor( _clearColor.b * 255 ) + ',' + _clearOpacity + ')';
+				_contextFillStyle = 'rgba(' + Math.floor( _clearColor.r * 255 ) + ',' + Math.floor( _clearColor.g * 255 ) + ',' + Math.floor( _clearColor.b * 255 ) + ',' + _clearOpacity + ')'
+				_context.fillStyle = _contextFillStyle;
 				_context.fillRect( _clearRect.getX(), _clearRect.getY(), _clearRect.getWidth(), _clearRect.getHeight() );
 
 			}