Merging with gero3/matrixrefactor.

build/custom/ThreeCanvas.js

@@ -1,179 +1,6954 @@
-// ThreeCanvas.js - http://github.com/mrdoob/three.js
-'use strict';var THREE=THREE||{REVISION:"49dev"};self.Int32Array||(self.Int32Array=Array,self.Float32Array=Array);
-(function(){for(var a=0,b=["ms","moz","webkit","o"],c=0;c<b.length&&!window.requestAnimationFrame;++c){window.requestAnimationFrame=window[b[c]+"RequestAnimationFrame"];window.cancelAnimationFrame=window[b[c]+"CancelAnimationFrame"]||window[b[c]+"CancelRequestAnimationFrame"]}if(!window.requestAnimationFrame)window.requestAnimationFrame=function(b){var c=Date.now(),f=Math.max(0,16-(c-a)),g=window.setTimeout(function(){b(c+f)},f);a=c+f;return g};if(!window.cancelAnimationFrame)window.cancelAnimationFrame=
-function(a){clearTimeout(a)}})();THREE.Color=function(a){a!==void 0&&this.setHex(a);return this};
-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},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;if(c===0)this.r=this.g=this.b=0;else{d=Math.floor(a*6);e=a*6-d;a=c*(1-b);f=c*(1-b*e);b=c*(1-b*(1-e));switch(d){case 1:this.r=f;this.g=c;this.b=a;break;case 2:this.r=a;this.g=c;this.b=b;break;case 3:this.r=a;this.g=f;this.b=c;break;case 4:this.r=b;this.g=a;this.b=c;break;case 5:this.r=c;this.g=a;this.b=f;break;case 6:case 0:this.r=c;this.g=b;this.b=a}}return this},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},lerpSelf:function(a,b){this.r=this.r+(a.r-this.r)*b;this.g=this.g+(a.g-this.g)*b;this.b=this.b+(a.b-this.b)*b;return this},getHex:function(){return Math.floor(this.r*255)<<16^Math.floor(this.g*255)<<8^Math.floor(this.b*255)},getContextStyle:function(){return"rgb("+Math.floor(this.r*255)+","+Math.floor(this.g*255)+","+Math.floor(this.b*255)+")"},clone:function(){return(new THREE.Color).setRGB(this.r,this.g,this.b)}};
-THREE.Vector2=function(a,b){this.x=a||0;this.y=b||0};
-THREE.Vector2.prototype={constructor:THREE.Vector2,set:function(a,b){this.x=a;this.y=b;return this},copy:function(a){this.x=a.x;this.y=a.y;return this},add:function(a,b){this.x=a.x+b.x;this.y=a.y+b.y;return this},addSelf:function(a){this.x=this.x+a.x;this.y=this.y+a.y;return this},sub:function(a,b){this.x=a.x-b.x;this.y=a.y-b.y;return this},subSelf:function(a){this.x=this.x-a.x;this.y=this.y-a.y;return this},multiplyScalar:function(a){this.x=this.x*a;this.y=this.y*a;return this},divideScalar:function(a){if(a){this.x=
-this.x/a;this.y=this.y/a}else this.set(0,0);return this},negate:function(){return this.multiplyScalar(-1)},dot:function(a){return this.x*a.x+this.y*a.y},lengthSq:function(){return this.x*this.x+this.y*this.y},length:function(){return Math.sqrt(this.lengthSq())},normalize:function(){return this.divideScalar(this.length())},distanceTo:function(a){return Math.sqrt(this.distanceToSquared(a))},distanceToSquared:function(a){var b=this.x-a.x,a=this.y-a.y;return b*b+a*a},setLength:function(a){return this.normalize().multiplyScalar(a)},
-lerpSelf:function(a,b){this.x=this.x+(a.x-this.x)*b;this.y=this.y+(a.y-this.y)*b;return this},equals:function(a){return a.x===this.x&&a.y===this.y},isZero:function(){return this.lengthSq()<1.0E-4},clone:function(){return new THREE.Vector2(this.x,this.y)}};THREE.Vector3=function(a,b,c){this.x=a||0;this.y=b||0;this.z=c||0};
-THREE.Vector3.prototype={constructor:THREE.Vector3,set:function(a,b,c){this.x=a;this.y=b;this.z=c;return this},setX:function(a){this.x=a;return this},setY:function(a){this.y=a;return this},setZ:function(a){this.z=a;return this},copy:function(a){this.x=a.x;this.y=a.y;this.z=a.z;return this},add:function(a,b){this.x=a.x+b.x;this.y=a.y+b.y;this.z=a.z+b.z;return this},addSelf:function(a){this.x=this.x+a.x;this.y=this.y+a.y;this.z=this.z+a.z;return this},addScalar:function(a){this.x=this.x+a;this.y=this.y+
-a;this.z=this.z+a;return this},sub:function(a,b){this.x=a.x-b.x;this.y=a.y-b.y;this.z=a.z-b.z;return this},subSelf:function(a){this.x=this.x-a.x;this.y=this.y-a.y;this.z=this.z-a.z;return this},multiply:function(a,b){this.x=a.x*b.x;this.y=a.y*b.y;this.z=a.z*b.z;return this},multiplySelf:function(a){this.x=this.x*a.x;this.y=this.y*a.y;this.z=this.z*a.z;return this},multiplyScalar:function(a){this.x=this.x*a;this.y=this.y*a;this.z=this.z*a;return this},divideSelf:function(a){this.x=this.x/a.x;this.y=
-this.y/a.y;this.z=this.z/a.z;return this},divideScalar:function(a){if(a){this.x=this.x/a;this.y=this.y/a;this.z=this.z/a}else this.z=this.y=this.x=0;return this},negate:function(){return this.multiplyScalar(-1)},dot:function(a){return this.x*a.x+this.y*a.y+this.z*a.z},lengthSq:function(){return this.x*this.x+this.y*this.y+this.z*this.z},length:function(){return Math.sqrt(this.lengthSq())},lengthManhattan:function(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)},normalize:function(){return this.divideScalar(this.length())},
-setLength:function(a){return this.normalize().multiplyScalar(a)},lerpSelf:function(a,b){this.x=this.x+(a.x-this.x)*b;this.y=this.y+(a.y-this.y)*b;this.z=this.z+(a.z-this.z)*b;return this},cross:function(a,b){this.x=a.y*b.z-a.z*b.y;this.y=a.z*b.x-a.x*b.z;this.z=a.x*b.y-a.y*b.x;return this},crossSelf:function(a){var b=this.x,c=this.y,d=this.z;this.x=c*a.z-d*a.y;this.y=d*a.x-b*a.z;this.z=b*a.y-c*a.x;return this},distanceTo:function(a){return Math.sqrt(this.distanceToSquared(a))},distanceToSquared:function(a){return(new THREE.Vector3).sub(this,
-a).lengthSq()},getPositionFromMatrix:function(a){this.x=a.n14;this.y=a.n24;this.z=a.n34;return this},getRotationFromMatrix:function(a,b){var c=b?b.x:1,d=b?b.y:1,e=b?b.z:1,f=a.n11/c,g=a.n12/d,c=a.n21/c,d=a.n22/d,i=a.n23/e,j=a.n33/e;this.y=Math.asin(a.n13/e);e=Math.cos(this.y);if(Math.abs(e)>1.0E-5){this.x=Math.atan2(-i/e,j/e);this.z=Math.atan2(-g/e,f/e)}else{this.x=0;this.z=Math.atan2(c,d)}return this},getScaleFromMatrix:function(a){var b=this.set(a.n11,a.n21,a.n31).length(),c=this.set(a.n12,a.n22,
-a.n32).length(),a=this.set(a.n13,a.n23,a.n33).length();this.x=b;this.y=c;this.z=a},equals:function(a){return a.x===this.x&&a.y===this.y&&a.z===this.z},isZero:function(){return this.lengthSq()<1.0E-4},clone:function(){return new THREE.Vector3(this.x,this.y,this.z)}};THREE.Vector4=function(a,b,c,d){this.x=a||0;this.y=b||0;this.z=c||0;this.w=d!==void 0?d:1};
-THREE.Vector4.prototype={constructor:THREE.Vector4,set:function(a,b,c,d){this.x=a;this.y=b;this.z=c;this.w=d;return this},copy:function(a){this.x=a.x;this.y=a.y;this.z=a.z;this.w=a.w!==void 0?a.w:1;return this},add:function(a,b){this.x=a.x+b.x;this.y=a.y+b.y;this.z=a.z+b.z;this.w=a.w+b.w;return this},addSelf:function(a){this.x=this.x+a.x;this.y=this.y+a.y;this.z=this.z+a.z;this.w=this.w+a.w;return this},sub:function(a,b){this.x=a.x-b.x;this.y=a.y-b.y;this.z=a.z-b.z;this.w=a.w-b.w;return this},subSelf:function(a){this.x=
-this.x-a.x;this.y=this.y-a.y;this.z=this.z-a.z;this.w=this.w-a.w;return this},multiplyScalar:function(a){this.x=this.x*a;this.y=this.y*a;this.z=this.z*a;this.w=this.w*a;return this},divideScalar:function(a){if(a){this.x=this.x/a;this.y=this.y/a;this.z=this.z/a;this.w=this.w/a}else{this.z=this.y=this.x=0;this.w=1}return this},negate:function(){return this.multiplyScalar(-1)},dot:function(a){return this.x*a.x+this.y*a.y+this.z*a.z+this.w*a.w},lengthSq:function(){return this.dot(this)},length:function(){return Math.sqrt(this.lengthSq())},
-normalize:function(){return this.divideScalar(this.length())},setLength:function(a){return this.normalize().multiplyScalar(a)},lerpSelf:function(a,b){this.x=this.x+(a.x-this.x)*b;this.y=this.y+(a.y-this.y)*b;this.z=this.z+(a.z-this.z)*b;this.w=this.w+(a.w-this.w)*b;return this},clone:function(){return new THREE.Vector4(this.x,this.y,this.z,this.w)}};THREE.Frustum=function(){this.planes=[new THREE.Vector4,new THREE.Vector4,new THREE.Vector4,new THREE.Vector4,new THREE.Vector4,new THREE.Vector4]};
-THREE.Frustum.prototype.setFromMatrix=function(a){var b,c=this.planes;c[0].set(a.n41-a.n11,a.n42-a.n12,a.n43-a.n13,a.n44-a.n14);c[1].set(a.n41+a.n11,a.n42+a.n12,a.n43+a.n13,a.n44+a.n14);c[2].set(a.n41+a.n21,a.n42+a.n22,a.n43+a.n23,a.n44+a.n24);c[3].set(a.n41-a.n21,a.n42-a.n22,a.n43-a.n23,a.n44-a.n24);c[4].set(a.n41-a.n31,a.n42-a.n32,a.n43-a.n33,a.n44-a.n34);c[5].set(a.n41+a.n31,a.n42+a.n32,a.n43+a.n33,a.n44+a.n34);for(a=0;a<6;a++){b=c[a];b.divideScalar(Math.sqrt(b.x*b.x+b.y*b.y+b.z*b.z))}};
-THREE.Frustum.prototype.contains=function(a){for(var b=this.planes,c=a.matrixWorld,d=-a.geometry.boundingSphere.radius*c.getMaxScaleOnAxis(),e=0;e<6;e++){a=b[e].x*c.n14+b[e].y*c.n24+b[e].z*c.n34+b[e].w;if(a<=d)return false}return true};THREE.Frustum.__v1=new THREE.Vector3;
-THREE.Ray=function(a,b){function c(a,b,c){p.sub(c,a);H=p.dot(b);D=k.add(a,u.copy(b).multiplyScalar(H));return L=c.distanceTo(D)}function d(a,b,c,d){p.sub(d,b);k.sub(c,b);u.sub(a,b);G=p.dot(p);t=p.dot(k);E=p.dot(u);A=k.dot(k);F=k.dot(u);r=1/(G*A-t*t);v=(A*E-t*F)*r;y=(G*F-t*E)*r;return v>=0&&y>=0&&v+y<1}this.origin=a||new THREE.Vector3;this.direction=b||new THREE.Vector3;var e=1.0E-4;this.setPrecision=function(a){e=a};var f=new THREE.Vector3,g=new THREE.Vector3,i=new THREE.Vector3,j=new THREE.Vector3,
-h=new THREE.Vector3,l=new THREE.Vector3,o=new THREE.Vector3,m=new THREE.Vector3,n=new THREE.Vector3;this.intersectObject=function(a){var b,k=[];if(a instanceof THREE.Particle){var p=c(this.origin,this.direction,a.matrixWorld.getPosition());if(p>a.scale.x)return[];b={distance:p,point:a.position,face:null,object:a};k.push(b)}else if(a instanceof THREE.Mesh){var p=c(this.origin,this.direction,a.matrixWorld.getPosition()),I=THREE.Frustum.__v1.set(a.matrixWorld.getColumnX().length(),a.matrixWorld.getColumnY().length(),
-a.matrixWorld.getColumnZ().length());if(p>a.geometry.boundingSphere.radius*Math.max(I.x,Math.max(I.y,I.z)))return k;var r,u,v=a.geometry,C=v.vertices,t;a.matrixRotationWorld.extractRotation(a.matrixWorld);p=0;for(I=v.faces.length;p<I;p++){b=v.faces[p];h.copy(this.origin);l.copy(this.direction);t=a.matrixWorld;o=t.multiplyVector3(o.copy(b.centroid)).subSelf(h);m=a.matrixRotationWorld.multiplyVector3(m.copy(b.normal));r=l.dot(m);if(!(Math.abs(r)<e)){u=m.dot(o)/r;if(!(u<0)&&(a.doubleSided||(a.flipSided?
-r>0:r<0))){n.add(h,l.multiplyScalar(u));if(b instanceof THREE.Face3){f=t.multiplyVector3(f.copy(C[b.a]));g=t.multiplyVector3(g.copy(C[b.b]));i=t.multiplyVector3(i.copy(C[b.c]));if(d(n,f,g,i)){b={distance:h.distanceTo(n),point:n.clone(),face:b,object:a};k.push(b)}}else if(b instanceof THREE.Face4){f=t.multiplyVector3(f.copy(C[b.a]));g=t.multiplyVector3(g.copy(C[b.b]));i=t.multiplyVector3(i.copy(C[b.c]));j=t.multiplyVector3(j.copy(C[b.d]));if(d(n,f,g,j)||d(n,g,i,j)){b={distance:h.distanceTo(n),point:n.clone(),
-face:b,object:a};k.push(b)}}}}}}return k};this.intersectObjects=function(a){for(var b=[],c=0,d=a.length;c<d;c++)Array.prototype.push.apply(b,this.intersectObject(a[c]));b.sort(function(a,b){return a.distance-b.distance});return b};var p=new THREE.Vector3,k=new THREE.Vector3,u=new THREE.Vector3,H,D,L,G,t,E,A,F,r,v,y};
-THREE.Rectangle=function(){function a(){f=d-b;g=e-c}var b,c,d,e,f,g,i=true;this.getX=function(){return b};this.getY=function(){return c};this.getWidth=function(){return f};this.getHeight=function(){return g};this.getLeft=function(){return b};this.getTop=function(){return c};this.getRight=function(){return d};this.getBottom=function(){return e};this.set=function(f,h,g,o){i=false;b=f;c=h;d=g;e=o;a()};this.addPoint=function(f,h){if(i){i=false;b=f;c=h;d=f;e=h}else{b=b<f?b:f;c=c<h?c:h;d=d>f?d:f;e=e>h?
-e:h}a()};this.add3Points=function(f,h,g,o,m,n){if(i){i=false;b=f<g?f<m?f:m:g<m?g:m;c=h<o?h<n?h:n:o<n?o:n;d=f>g?f>m?f:m:g>m?g:m;e=h>o?h>n?h:n:o>n?o:n}else{b=f<g?f<m?f<b?f:b:m<b?m:b:g<m?g<b?g:b:m<b?m:b;c=h<o?h<n?h<c?h:c:n<c?n:c:o<n?o<c?o:c:n<c?n:c;d=f>g?f>m?f>d?f:d:m>d?m:d:g>m?g>d?g:d:m>d?m:d;e=h>o?h>n?h>e?h:e:n>e?n:e:o>n?o>e?o:e:n>e?n:e}a()};this.addRectangle=function(f){if(i){i=false;b=f.getLeft();c=f.getTop();d=f.getRight();e=f.getBottom()}else{b=b<f.getLeft()?b:f.getLeft();c=c<f.getTop()?c:f.getTop();
-d=d>f.getRight()?d:f.getRight();e=e>f.getBottom()?e:f.getBottom()}a()};this.inflate=function(f){b=b-f;c=c-f;d=d+f;e=e+f;a()};this.minSelf=function(f){b=b>f.getLeft()?b:f.getLeft();c=c>f.getTop()?c:f.getTop();d=d<f.getRight()?d:f.getRight();e=e<f.getBottom()?e:f.getBottom();a()};this.intersects=function(a){return d<a.getLeft()||b>a.getRight()||e<a.getTop()||c>a.getBottom()?false:true};this.empty=function(){i=true;e=d=c=b=0;a()};this.isEmpty=function(){return i}};
-THREE.Math={clamp:function(a,b,c){return a<b?b:a>c?c:a},clampBottom:function(a,b){return a<b?b:a},mapLinear:function(a,b,c,d,e){return d+(a-b)*(e-d)/(c-b)},random16:function(){return(65280*Math.random()+255*Math.random())/65535},randInt:function(a,b){return a+Math.floor(Math.random()*(b-a+1))},randFloat:function(a,b){return a+Math.random()*(b-a)},randFloatSpread:function(a){return a*(0.5-Math.random())},sign:function(a){return a<0?-1:a>0?1:0}};THREE.Matrix3=function(){this.m=[]};
-THREE.Matrix3.prototype={constructor:THREE.Matrix3,getInverse:function(a){var b=a.n33*a.n22-a.n32*a.n23,c=-a.n33*a.n21+a.n31*a.n23,d=a.n32*a.n21-a.n31*a.n22,e=-a.n33*a.n12+a.n32*a.n13,f=a.n33*a.n11-a.n31*a.n13,g=-a.n32*a.n11+a.n31*a.n12,i=a.n23*a.n12-a.n22*a.n13,j=-a.n23*a.n11+a.n21*a.n13,h=a.n22*a.n11-a.n21*a.n12,a=a.n11*b+a.n21*e+a.n31*i;a===0&&console.warn("Matrix3.getInverse(): determinant == 0");var a=1/a,l=this.m;l[0]=a*b;l[1]=a*c;l[2]=a*d;l[3]=a*e;l[4]=a*f;l[5]=a*g;l[6]=a*i;l[7]=a*j;l[8]=a*
-h;return this},transposeIntoArray:function(a){var b=this.m;a[0]=b[0];a[1]=b[3];a[2]=b[6];a[3]=b[1];a[4]=b[4];a[5]=b[7];a[6]=b[2];a[7]=b[5];a[8]=b[8];return this}};THREE.Matrix4=function(a,b,c,d,e,f,g,i,j,h,l,o,m,n,p,k){this.set(a!==void 0?a:1,b||0,c||0,d||0,e||0,f!==void 0?f:1,g||0,i||0,j||0,h||0,l!==void 0?l:1,o||0,m||0,n||0,p||0,k!==void 0?k:1)};
-THREE.Matrix4.prototype={constructor:THREE.Matrix4,set:function(a,b,c,d,e,f,g,i,j,h,l,o,m,n,p,k){this.n11=a;this.n12=b;this.n13=c;this.n14=d;this.n21=e;this.n22=f;this.n23=g;this.n24=i;this.n31=j;this.n32=h;this.n33=l;this.n34=o;this.n41=m;this.n42=n;this.n43=p;this.n44=k;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,e=THREE.Matrix4.__v2,f=THREE.Matrix4.__v3;f.sub(a,b).normalize();if(f.length()===0)f.z=1;d.cross(c,f).normalize();if(d.length()===0){f.x=f.x+1.0E-4;d.cross(c,f).normalize()}e.cross(f,d);this.n11=d.x;this.n12=e.x;this.n13=f.x;this.n21=d.y;this.n22=e.y;this.n23=f.y;this.n31=d.z;this.n32=e.z;this.n33=f.z;return this},multiply:function(a,b){var c=a.n11,d=a.n12,e=a.n13,f=a.n14,g=a.n21,i=a.n22,j=a.n23,h=a.n24,l=a.n31,o=a.n32,m=a.n33,n=a.n34,p=a.n41,k=a.n42,u=a.n43,H=a.n44,
-D=b.n11,L=b.n12,G=b.n13,t=b.n14,E=b.n21,A=b.n22,F=b.n23,r=b.n24,v=b.n31,y=b.n32,K=b.n33,$=b.n34,da=b.n41,O=b.n42,I=b.n43,T=b.n44;this.n11=c*D+d*E+e*v+f*da;this.n12=c*L+d*A+e*y+f*O;this.n13=c*G+d*F+e*K+f*I;this.n14=c*t+d*r+e*$+f*T;this.n21=g*D+i*E+j*v+h*da;this.n22=g*L+i*A+j*y+h*O;this.n23=g*G+i*F+j*K+h*I;this.n24=g*t+i*r+j*$+h*T;this.n31=l*D+o*E+m*v+n*da;this.n32=l*L+o*A+m*y+n*O;this.n33=l*G+o*F+m*K+n*I;this.n34=l*t+o*r+m*$+n*T;this.n41=p*D+k*E+u*v+H*da;this.n42=p*L+k*A+u*y+H*O;this.n43=p*G+k*F+u*
-K+H*I;this.n44=p*t+k*r+u*$+H*T;return this},multiplySelf:function(a){return this.multiply(this,a)},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},multiplyScalar:function(a){this.n11=this.n11*a;this.n12=this.n12*a;this.n13=this.n13*a;this.n14=this.n14*a;this.n21=
-this.n21*a;this.n22=this.n22*a;this.n23=this.n23*a;this.n24=this.n24*a;this.n31=this.n31*a;this.n32=this.n32*a;this.n33=this.n33*a;this.n34=this.n34*a;this.n41=this.n41*a;this.n42=this.n42*a;this.n43=this.n43*a;this.n44=this.n44*a;return this},multiplyVector3:function(a){var b=a.x,c=a.y,d=a.z,e=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)*e;a.y=(this.n21*b+this.n22*c+this.n23*d+this.n24)*e;a.z=(this.n31*b+this.n32*c+this.n33*d+this.n34)*e;return a},
-multiplyVector4:function(a){var b=a.x,c=a.y,d=a.z,e=a.w;a.x=this.n11*b+this.n12*c+this.n13*d+this.n14*e;a.y=this.n21*b+this.n22*c+this.n23*d+this.n24*e;a.z=this.n31*b+this.n32*c+this.n33*d+this.n34*e;a.w=this.n41*b+this.n42*c+this.n43*d+this.n44*e;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},determinant:function(){var a=this.n11,b=this.n12,c=this.n13,d=this.n14,e=this.n21,f=this.n22,g=this.n23,i=this.n24,j=this.n31,h=this.n32,l=this.n33,o=this.n34,m=this.n41,n=this.n42,p=this.n43,k=this.n44;return d*g*h*m-c*i*h*m-d*f*l*m+b*i*l*m+c*f*o*m-b*g*o*m-d*g*j*n+c*i*j*n+d*e*
-l*n-a*i*l*n-c*e*o*n+a*g*o*n+d*f*j*p-b*i*j*p-d*e*h*p+a*i*h*p+b*e*o*p-a*f*o*p-c*f*j*k+b*g*j*k+c*e*h*k-a*g*h*k-b*e*l*k+a*f*l*k},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.n34=a;return this},flattenToArray:function(a){a[0]=this.n11;a[1]=this.n21;a[2]=this.n31;a[3]=this.n41;a[4]=this.n12;
-a[5]=this.n22;a[6]=this.n32;a[7]=this.n42;a[8]=this.n13;a[9]=this.n23;a[10]=this.n33;a[11]=this.n43;a[12]=this.n14;a[13]=this.n24;a[14]=this.n34;a[15]=this.n44;return a},flattenToArrayOffset:function(a,b){a[b]=this.n11;a[b+1]=this.n21;a[b+2]=this.n31;a[b+3]=this.n41;a[b+4]=this.n12;a[b+5]=this.n22;a[b+6]=this.n32;a[b+7]=this.n42;a[b+8]=this.n13;a[b+9]=this.n23;a[b+10]=this.n33;a[b+11]=this.n43;a[b+12]=this.n14;a[b+13]=this.n24;a[b+14]=this.n34;a[b+15]=this.n44;return a},getPosition:function(){return THREE.Matrix4.__v1.set(this.n14,
-this.n24,this.n34)},setPosition:function(a){this.n14=a.x;this.n24=a.y;this.n34=a.z;return this},getColumnX:function(){return THREE.Matrix4.__v1.set(this.n11,this.n21,this.n31)},getColumnY:function(){return THREE.Matrix4.__v1.set(this.n12,this.n22,this.n32)},getColumnZ:function(){return THREE.Matrix4.__v1.set(this.n13,this.n23,this.n33)},getInverse:function(a){var b=a.n11,c=a.n12,d=a.n13,e=a.n14,f=a.n21,g=a.n22,i=a.n23,j=a.n24,h=a.n31,l=a.n32,o=a.n33,m=a.n34,n=a.n41,p=a.n42,k=a.n43,u=a.n44;this.n11=
-i*m*p-j*o*p+j*l*k-g*m*k-i*l*u+g*o*u;this.n12=e*o*p-d*m*p-e*l*k+c*m*k+d*l*u-c*o*u;this.n13=d*j*p-e*i*p+e*g*k-c*j*k-d*g*u+c*i*u;this.n14=e*i*l-d*j*l-e*g*o+c*j*o+d*g*m-c*i*m;this.n21=j*o*n-i*m*n-j*h*k+f*m*k+i*h*u-f*o*u;this.n22=d*m*n-e*o*n+e*h*k-b*m*k-d*h*u+b*o*u;this.n23=e*i*n-d*j*n-e*f*k+b*j*k+d*f*u-b*i*u;this.n24=d*j*h-e*i*h+e*f*o-b*j*o-d*f*m+b*i*m;this.n31=g*m*n-j*l*n+j*h*p-f*m*p-g*h*u+f*l*u;this.n32=e*l*n-c*m*n-e*h*p+b*m*p+c*h*u-b*l*u;this.n33=c*j*n-e*g*n+e*f*p-b*j*p-c*f*u+b*g*u;this.n34=e*g*h-
-c*j*h-e*f*l+b*j*l+c*f*m-b*g*m;this.n41=i*l*n-g*o*n-i*h*p+f*o*p+g*h*k-f*l*k;this.n42=c*o*n-d*l*n+d*h*p-b*o*p-c*h*k+b*l*k;this.n43=d*g*n-c*i*n-d*f*p+b*i*p+c*f*k-b*g*k;this.n44=c*i*h-d*g*h+d*f*l-b*i*l-c*f*o+b*g*o;this.multiplyScalar(1/a.determinant());return this},setRotationFromEuler:function(a,b){var c=a.x,d=a.y,e=a.z,f=Math.cos(c),c=Math.sin(c),g=Math.cos(d),d=Math.sin(d),i=Math.cos(e),e=Math.sin(e);switch(b){case "YXZ":var j=g*i,h=g*e,l=d*i,o=d*e;this.n11=j+o*c;this.n12=l*c-h;this.n13=f*d;this.n21=
-f*e;this.n22=f*i;this.n23=-c;this.n31=h*c-l;this.n32=o+j*c;this.n33=f*g;break;case "ZXY":j=g*i;h=g*e;l=d*i;o=d*e;this.n11=j-o*c;this.n12=-f*e;this.n13=l+h*c;this.n21=h+l*c;this.n22=f*i;this.n23=o-j*c;this.n31=-f*d;this.n32=c;this.n33=f*g;break;case "ZYX":j=f*i;h=f*e;l=c*i;o=c*e;this.n11=g*i;this.n12=l*d-h;this.n13=j*d+o;this.n21=g*e;this.n22=o*d+j;this.n23=h*d-l;this.n31=-d;this.n32=c*g;this.n33=f*g;break;case "YZX":j=f*g;h=f*d;l=c*g;o=c*d;this.n11=g*i;this.n12=o-j*e;this.n13=l*e+h;this.n21=e;this.n22=
-f*i;this.n23=-c*i;this.n31=-d*i;this.n32=h*e+l;this.n33=j-o*e;break;case "XZY":j=f*g;h=f*d;l=c*g;o=c*d;this.n11=g*i;this.n12=-e;this.n13=d*i;this.n21=j*e+o;this.n22=f*i;this.n23=h*e-l;this.n31=l*e-h;this.n32=c*i;this.n33=o*e+j;break;default:j=f*i;h=f*e;l=c*i;o=c*e;this.n11=g*i;this.n12=-g*e;this.n13=d;this.n21=h+l*d;this.n22=j-o*d;this.n23=-c*g;this.n31=o-j*d;this.n32=l+h*d;this.n33=f*g}return this},setRotationFromQuaternion:function(a){var b=a.x,c=a.y,d=a.z,e=a.w,f=b+b,g=c+c,i=d+d,a=b*f,j=b*g,b=
-b*i,h=c*g,c=c*i,d=d*i,f=e*f,g=e*g,e=e*i;this.n11=1-(h+d);this.n12=j-e;this.n13=b+g;this.n21=j+e;this.n22=1-(a+d);this.n23=c-f;this.n31=b-g;this.n32=c+f;this.n33=1-(a+h);return this},compose:function(a,b,c){var d=THREE.Matrix4.__m1,e=THREE.Matrix4.__m2;d.identity();d.setRotationFromQuaternion(b);e.makeScale(c.x,c.y,c.z);this.multiply(d,e);this.n14=a.x;this.n24=a.y;this.n34=a.z;return this},decompose:function(a,b,c){var d=THREE.Matrix4.__v1,e=THREE.Matrix4.__v2,f=THREE.Matrix4.__v3;d.set(this.n11,this.n21,
-this.n31);e.set(this.n12,this.n22,this.n32);f.set(this.n13,this.n23,this.n33);a=a instanceof THREE.Vector3?a:new THREE.Vector3;b=b instanceof THREE.Quaternion?b:new THREE.Quaternion;c=c instanceof THREE.Vector3?c:new THREE.Vector3;c.x=d.length();c.y=e.length();c.z=f.length();a.x=this.n14;a.y=this.n24;a.z=this.n34;d=THREE.Matrix4.__m1;d.copy(this);d.n11=d.n11/c.x;d.n21=d.n21/c.x;d.n31=d.n31/c.x;d.n12=d.n12/c.y;d.n22=d.n22/c.y;d.n32=d.n32/c.y;d.n13=d.n13/c.z;d.n23=d.n23/c.z;d.n33=d.n33/c.z;b.setFromRotationMatrix(d);
-return[a,b,c]},extractPosition:function(a){this.n14=a.n14;this.n24=a.n24;this.n34=a.n34;return this},extractRotation:function(a){var b=THREE.Matrix4.__v1,c=1/b.set(a.n11,a.n21,a.n31).length(),d=1/b.set(a.n12,a.n22,a.n32).length(),b=1/b.set(a.n13,a.n23,a.n33).length();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*b;this.n23=a.n23*b;this.n33=a.n33*b;return this},translate:function(a){var b=a.x,c=a.y,a=a.z;this.n14=this.n11*b+this.n12*
-c+this.n13*a+this.n14;this.n24=this.n21*b+this.n22*c+this.n23*a+this.n24;this.n34=this.n31*b+this.n32*c+this.n33*a+this.n34;this.n44=this.n41*b+this.n42*c+this.n43*a+this.n44;return this},rotateX:function(a){var b=this.n12,c=this.n22,d=this.n32,e=this.n42,f=this.n13,g=this.n23,i=this.n33,j=this.n43,h=Math.cos(a),a=Math.sin(a);this.n12=h*b+a*f;this.n22=h*c+a*g;this.n32=h*d+a*i;this.n42=h*e+a*j;this.n13=h*f-a*b;this.n23=h*g-a*c;this.n33=h*i-a*d;this.n43=h*j-a*e;return this},rotateY:function(a){var b=
-this.n11,c=this.n21,d=this.n31,e=this.n41,f=this.n13,g=this.n23,i=this.n33,j=this.n43,h=Math.cos(a),a=Math.sin(a);this.n11=h*b-a*f;this.n21=h*c-a*g;this.n31=h*d-a*i;this.n41=h*e-a*j;this.n13=h*f+a*b;this.n23=h*g+a*c;this.n33=h*i+a*d;this.n43=h*j+a*e;return this},rotateZ:function(a){var b=this.n11,c=this.n21,d=this.n31,e=this.n41,f=this.n12,g=this.n22,i=this.n32,j=this.n42,h=Math.cos(a),a=Math.sin(a);this.n11=h*b+a*f;this.n21=h*c+a*g;this.n31=h*d+a*i;this.n41=h*e+a*j;this.n12=h*f-a*b;this.n22=h*g-
-a*c;this.n32=h*i-a*d;this.n42=h*j-a*e;return this},rotateByAxis:function(a,b){if(a.x===1&&a.y===0&&a.z===0)return this.rotateX(b);if(a.x===0&&a.y===1&&a.z===0)return this.rotateY(b);if(a.x===0&&a.y===0&&a.z===1)return this.rotateZ(b);var c=a.x,d=a.y,e=a.z,f=Math.sqrt(c*c+d*d+e*e),c=c/f,d=d/f,e=e/f,f=c*c,g=d*d,i=e*e,j=Math.cos(b),h=Math.sin(b),l=1-j,o=c*d*l,m=c*e*l,l=d*e*l,c=c*h,n=d*h,h=e*h,e=f+(1-f)*j,f=o+h,d=m-n,o=o-h,g=g+(1-g)*j,h=l+c,m=m+n,l=l-c,i=i+(1-i)*j,j=this.n11,c=this.n21,n=this.n31,p=this.n41,
-k=this.n12,u=this.n22,H=this.n32,D=this.n42,L=this.n13,G=this.n23,t=this.n33,E=this.n43;this.n11=e*j+f*k+d*L;this.n21=e*c+f*u+d*G;this.n31=e*n+f*H+d*t;this.n41=e*p+f*D+d*E;this.n12=o*j+g*k+h*L;this.n22=o*c+g*u+h*G;this.n32=o*n+g*H+h*t;this.n42=o*p+g*D+h*E;this.n13=m*j+l*k+i*L;this.n23=m*c+l*u+i*G;this.n33=m*n+l*H+i*t;this.n43=m*p+l*D+i*E;return this},scale:function(a){var b=a.x,c=a.y,a=a.z;this.n11=this.n11*b;this.n12=this.n12*c;this.n13=this.n13*a;this.n21=this.n21*b;this.n22=this.n22*c;this.n23=
-this.n23*a;this.n31=this.n31*b;this.n32=this.n32*c;this.n33=this.n33*a;this.n41=this.n41*b;this.n42=this.n42*c;this.n43=this.n43*a;return this},getMaxScaleOnAxis:function(){return Math.sqrt(Math.max(this.n11*this.n11+this.n21*this.n21+this.n31*this.n31,Math.max(this.n12*this.n12+this.n22*this.n22+this.n32*this.n32,this.n13*this.n13+this.n23*this.n23+this.n33*this.n33)))},makeTranslation:function(a,b,c){this.set(1,0,0,a,0,1,0,b,0,0,1,c,0,0,0,1);return this},makeRotationX:function(a){var b=Math.cos(a),
-a=Math.sin(a);this.set(1,0,0,0,0,b,-a,0,0,a,b,0,0,0,0,1);return this},makeRotationY:function(a){var b=Math.cos(a),a=Math.sin(a);this.set(b,0,a,0,0,1,0,0,-a,0,b,0,0,0,0,1);return this},makeRotationZ:function(a){var b=Math.cos(a),a=Math.sin(a);this.set(b,-a,0,0,a,b,0,0,0,0,1,0,0,0,0,1);return this},makeRotationAxis:function(a,b){var c=Math.cos(b),d=Math.sin(b),e=1-c,f=a.x,g=a.y,i=a.z,j=e*f,h=e*g;this.set(j*f+c,j*g-d*i,j*i+d*g,0,j*g+d*i,h*g+c,h*i-d*f,0,j*i-d*g,h*i+d*f,e*i*i+c,0,0,0,0,1);return this},
-makeScale:function(a,b,c){this.set(a,0,0,0,0,b,0,0,0,0,c,0,0,0,0,1);return this},makeFrustum:function(a,b,c,d,e,f){this.n11=2*e/(b-a);this.n12=0;this.n13=(b+a)/(b-a);this.n21=this.n14=0;this.n22=2*e/(d-c);this.n23=(d+c)/(d-c);this.n32=this.n31=this.n24=0;this.n33=-(f+e)/(f-e);this.n34=-2*f*e/(f-e);this.n42=this.n41=0;this.n43=-1;this.n44=0;return this},makePerspective:function(a,b,c,d){var a=c*Math.tan(a*Math.PI/360),e=-a;return this.makeFrustum(e*b,a*b,e,a,c,d)},makeOrthographic:function(a,b,c,d,
-e,f){var g=b-a,i=c-d,j=f-e;this.n11=2/g;this.n13=this.n12=0;this.n14=-((b+a)/g);this.n21=0;this.n22=2/i;this.n23=0;this.n24=-((c+d)/i);this.n32=this.n31=0;this.n33=-2/j;this.n34=-((f+e)/j);this.n43=this.n42=this.n41=0;this.n44=1;return this},clone:function(){return new THREE.Matrix4(this.n11,this.n12,this.n13,this.n14,this.n21,this.n22,this.n23,this.n24,this.n31,this.n32,this.n33,this.n34,this.n41,this.n42,this.n43,this.n44)}};THREE.Matrix4.__v1=new THREE.Vector3;THREE.Matrix4.__v2=new THREE.Vector3;
-THREE.Matrix4.__v3=new THREE.Vector3;THREE.Matrix4.__m1=new THREE.Matrix4;THREE.Matrix4.__m2=new THREE.Matrix4;
-THREE.Object3D=function(){this.id=THREE.Object3DCount++;this.name="";this.parent=void 0;this.children=[];this.up=new THREE.Vector3(0,1,0);this.position=new THREE.Vector3;this.rotation=new THREE.Vector3;this.eulerOrder="XYZ";this.scale=new THREE.Vector3(1,1,1);this.flipSided=this.doubleSided=false;this.renderDepth=null;this.rotationAutoUpdate=true;this.matrix=new THREE.Matrix4;this.matrixWorld=new THREE.Matrix4;this.matrixRotationWorld=new THREE.Matrix4;this.matrixWorldNeedsUpdate=this.matrixAutoUpdate=
-true;this.quaternion=new THREE.Quaternion;this.useQuaternion=false;this.boundRadius=0;this.boundRadiusScale=1;this.visible=true;this.receiveShadow=this.castShadow=false;this.frustumCulled=true;this._vector=new THREE.Vector3};
-THREE.Object3D.prototype={constructor:THREE.Object3D,applyMatrix:function(a){this.matrix.multiply(a,this.matrix);this.scale.getScaleFromMatrix(this.matrix);this.rotation.getRotationFromMatrix(this.matrix,this.scale);this.position.getPositionFromMatrix(this.matrix)},translate:function(a,b){this.matrix.rotateAxis(b);this.position.addSelf(b.multiplyScalar(a))},translateX:function(a){this.translate(a,this._vector.set(1,0,0))},translateY:function(a){this.translate(a,this._vector.set(0,1,0))},translateZ:function(a){this.translate(a,
-this._vector.set(0,0,1))},lookAt:function(a){this.matrix.lookAt(a,this.position,this.up);this.rotationAutoUpdate&&this.rotation.getRotationFromMatrix(this.matrix)},add:function(a){if(a===this)console.warn("THREE.Object3D.add: An object can't be added as a child of itself.");else if(a instanceof THREE.Object3D){a.parent!==void 0&&a.parent.remove(a);a.parent=this;this.children.push(a);for(var b=this;b.parent!==void 0;)b=b.parent;b!==void 0&&b instanceof THREE.Scene&&b.__addObject(a)}},remove:function(a){var b=
-this.children.indexOf(a);if(b!==-1){a.parent=void 0;this.children.splice(b,1);for(b=this;b.parent!==void 0;)b=b.parent;b!==void 0&&b instanceof THREE.Scene&&b.__removeObject(a)}},getChildByName:function(a,b){var c,d,e;c=0;for(d=this.children.length;c<d;c++){e=this.children[c];if(e.name===a)return e;if(b){e=e.getChildByName(a,b);if(e!==void 0)return e}}},updateMatrix:function(){this.matrix.setPosition(this.position);this.useQuaternion?this.matrix.setRotationFromQuaternion(this.quaternion):this.matrix.setRotationFromEuler(this.rotation,
-this.eulerOrder);if(this.scale.x!==1||this.scale.y!==1||this.scale.z!==1){this.matrix.scale(this.scale);this.boundRadiusScale=Math.max(this.scale.x,Math.max(this.scale.y,this.scale.z))}this.matrixWorldNeedsUpdate=true},updateMatrixWorld:function(a){this.matrixAutoUpdate&&this.updateMatrix();if(this.matrixWorldNeedsUpdate||a){this.parent?this.matrixWorld.multiply(this.parent.matrixWorld,this.matrix):this.matrixWorld.copy(this.matrix);this.matrixWorldNeedsUpdate=false;a=true}for(var b=0,c=this.children.length;b<
-c;b++)this.children[b].updateMatrixWorld(a)}};THREE.Object3DCount=0;
-THREE.Projector=function(){function a(){var a=g[f]=g[f]||new THREE.RenderableObject;f++;return a}function b(){var a=h[j]=h[j]||new THREE.RenderableVertex;j++;return a}function c(a,b){return b.z-a.z}function d(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;if(e>=0&&f>=0&&g>=0&&h>=0)return true;if(e<0&&f<0||g<0&&h<0)return false;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)));if(d<c)return false;a.lerpSelf(b,c);b.lerpSelf(a,1-
-d);return true}var e,f,g=[],i,j,h=[],l,o,m=[],n,p=[],k,u,H=[],D,L,G=[],t={objects:[],sprites:[],lights:[],elements:[]},E=new THREE.Vector3,A=new THREE.Vector4,F=new THREE.Matrix4,r=new THREE.Matrix4,v=new THREE.Frustum,y=new THREE.Vector4,K=new THREE.Vector4;this.projectVector=function(a,b){b.matrixWorldInverse.getInverse(b.matrixWorld);F.multiply(b.projectionMatrix,b.matrixWorldInverse);F.multiplyVector3(a);return a};this.unprojectVector=function(a,b){b.projectionMatrixInverse.getInverse(b.projectionMatrix);
-F.multiply(b.matrixWorld,b.projectionMatrixInverse);F.multiplyVector3(a);return a};this.pickingRay=function(a,b){var c;a.z=-1;c=new THREE.Vector3(a.x,a.y,1);this.unprojectVector(a,b);this.unprojectVector(c,b);c.subSelf(a).normalize();return new THREE.Ray(a,c)};this.projectGraph=function(b,d){f=0;t.objects.length=0;t.sprites.length=0;t.lights.length=0;var g=function(b){if(b.visible!==false){if((b instanceof THREE.Mesh||b instanceof THREE.Line)&&(b.frustumCulled===false||v.contains(b))){E.copy(b.matrixWorld.getPosition());
-F.multiplyVector3(E);e=a();e.object=b;e.z=E.z;t.objects.push(e)}else if(b instanceof THREE.Sprite||b instanceof THREE.Particle){E.copy(b.matrixWorld.getPosition());F.multiplyVector3(E);e=a();e.object=b;e.z=E.z;t.sprites.push(e)}else b instanceof THREE.Light&&t.lights.push(b);for(var c=0,d=b.children.length;c<d;c++)g(b.children[c])}};g(b);d&&t.objects.sort(c);return t};this.projectScene=function(a,e,f){var g=e.near,E=e.far,Q=false,U,C,J,R,B,P,N,V,s,x,w,z,M,la,fa;L=u=n=o=0;t.elements.length=0;if(e.parent===
-void 0){console.warn("DEPRECATED: Camera hasn't been added to a Scene. Adding it...");a.add(e)}a.updateMatrixWorld();e.matrixWorldInverse.getInverse(e.matrixWorld);F.multiply(e.projectionMatrix,e.matrixWorldInverse);v.setFromMatrix(F);t=this.projectGraph(a,false);a=0;for(U=t.objects.length;a<U;a++){s=t.objects[a].object;x=s.matrixWorld;j=0;if(s instanceof THREE.Mesh){w=s.geometry;z=s.geometry.materials;R=w.vertices;M=w.faces;la=w.faceVertexUvs;w=s.matrixRotationWorld.extractRotation(x);C=0;for(J=
-R.length;C<J;C++){i=b();i.positionWorld.copy(R[C]);x.multiplyVector3(i.positionWorld);i.positionScreen.copy(i.positionWorld);F.multiplyVector4(i.positionScreen);i.positionScreen.x=i.positionScreen.x/i.positionScreen.w;i.positionScreen.y=i.positionScreen.y/i.positionScreen.w;i.visible=i.positionScreen.z>g&&i.positionScreen.z<E}R=0;for(C=M.length;R<C;R++){J=M[R];if(J instanceof THREE.Face3){B=h[J.a];P=h[J.b];N=h[J.c];if(B.visible&&P.visible&&N.visible){Q=(N.positionScreen.x-B.positionScreen.x)*(P.positionScreen.y-
-B.positionScreen.y)-(N.positionScreen.y-B.positionScreen.y)*(P.positionScreen.x-B.positionScreen.x)<0;if(s.doubleSided||Q!=s.flipSided){V=m[o]=m[o]||new THREE.RenderableFace3;o++;l=V;l.v1.copy(B);l.v2.copy(P);l.v3.copy(N)}else continue}else continue}else if(J instanceof THREE.Face4){B=h[J.a];P=h[J.b];N=h[J.c];V=h[J.d];if(B.visible&&P.visible&&N.visible&&V.visible){Q=(V.positionScreen.x-B.positionScreen.x)*(P.positionScreen.y-B.positionScreen.y)-(V.positionScreen.y-B.positionScreen.y)*(P.positionScreen.x-
-B.positionScreen.x)<0||(P.positionScreen.x-N.positionScreen.x)*(V.positionScreen.y-N.positionScreen.y)-(P.positionScreen.y-N.positionScreen.y)*(V.positionScreen.x-N.positionScreen.x)<0;if(s.doubleSided||Q!=s.flipSided){fa=p[n]=p[n]||new THREE.RenderableFace4;n++;l=fa;l.v1.copy(B);l.v2.copy(P);l.v3.copy(N);l.v4.copy(V)}else continue}else continue}l.normalWorld.copy(J.normal);!Q&&(s.flipSided||s.doubleSided)&&l.normalWorld.negate();w.multiplyVector3(l.normalWorld);l.centroidWorld.copy(J.centroid);x.multiplyVector3(l.centroidWorld);
-l.centroidScreen.copy(l.centroidWorld);F.multiplyVector3(l.centroidScreen);N=J.vertexNormals;B=0;for(P=N.length;B<P;B++){V=l.vertexNormalsWorld[B];V.copy(N[B]);!Q&&(s.flipSided||s.doubleSided)&&V.negate();w.multiplyVector3(V)}B=0;for(P=la.length;B<P;B++)if(fa=la[B][R]){N=0;for(V=fa.length;N<V;N++)l.uvs[B][N]=fa[N]}l.material=s.material;l.faceMaterial=J.materialIndex!==null?z[J.materialIndex]:null;l.z=l.centroidScreen.z;t.elements.push(l)}}else if(s instanceof THREE.Line){r.multiply(F,x);R=s.geometry.vertices;
-B=b();B.positionScreen.copy(R[0]);r.multiplyVector4(B.positionScreen);x=s.type===THREE.LinePieces?2:1;C=1;for(J=R.length;C<J;C++){B=b();B.positionScreen.copy(R[C]);r.multiplyVector4(B.positionScreen);if(!((C+1)%x>0)){P=h[j-2];y.copy(B.positionScreen);K.copy(P.positionScreen);if(d(y,K)){y.multiplyScalar(1/y.w);K.multiplyScalar(1/K.w);z=H[u]=H[u]||new THREE.RenderableLine;u++;k=z;k.v1.positionScreen.copy(y);k.v2.positionScreen.copy(K);k.z=Math.max(y.z,K.z);k.material=s.material;t.elements.push(k)}}}}}a=
-0;for(U=t.sprites.length;a<U;a++){s=t.sprites[a].object;x=s.matrixWorld;if(s instanceof THREE.Particle){A.set(x.n14,x.n24,x.n34,1);F.multiplyVector4(A);A.z=A.z/A.w;if(A.z>0&&A.z<1){g=G[L]=G[L]||new THREE.RenderableParticle;L++;D=g;D.x=A.x/A.w;D.y=A.y/A.w;D.z=A.z;D.rotation=s.rotation.z;D.scale.x=s.scale.x*Math.abs(D.x-(A.x+e.projectionMatrix.n11)/(A.w+e.projectionMatrix.n14));D.scale.y=s.scale.y*Math.abs(D.y-(A.y+e.projectionMatrix.n22)/(A.w+e.projectionMatrix.n24));D.material=s.material;t.elements.push(D)}}}f&&
-t.elements.sort(c);return t}};THREE.Quaternion=function(a,b,c,d){this.x=a||0;this.y=b||0;this.z=c||0;this.w=d!==void 0?d:1};
-THREE.Quaternion.prototype={constructor:THREE.Quaternion,set:function(a,b,c,d){this.x=a;this.y=b;this.z=c;this.w=d;return this},copy:function(a){this.x=a.x;this.y=a.y;this.z=a.z;this.w=a.w;return this},setFromEuler:function(a){var b=Math.PI/360,c=a.x*b,d=a.y*b,e=a.z*b,a=Math.cos(d),d=Math.sin(d),b=Math.cos(-e),e=Math.sin(-e),f=Math.cos(c),c=Math.sin(c),g=a*b,i=d*e;this.w=g*f-i*c;this.x=g*c+i*f;this.y=d*b*f+a*e*c;this.z=a*e*f-d*b*c;return this},setFromAxisAngle:function(a,b){var c=b/2,d=Math.sin(c);
-this.x=a.x*d;this.y=a.y*d;this.z=a.z*d;this.w=Math.cos(c);return this},setFromRotationMatrix:function(a){var b=Math.pow(a.determinant(),1/3);this.w=Math.sqrt(Math.max(0,b+a.n11+a.n22+a.n33))/2;this.x=Math.sqrt(Math.max(0,b+a.n11-a.n22-a.n33))/2;this.y=Math.sqrt(Math.max(0,b-a.n11+a.n22-a.n33))/2;this.z=Math.sqrt(Math.max(0,b-a.n11-a.n22+a.n33))/2;this.x=a.n32-a.n23<0?-Math.abs(this.x):Math.abs(this.x);this.y=a.n13-a.n31<0?-Math.abs(this.y):Math.abs(this.y);this.z=a.n21-a.n12<0?-Math.abs(this.z):Math.abs(this.z);
-this.normalize();return this},calculateW:function(){this.w=-Math.sqrt(Math.abs(1-this.x*this.x-this.y*this.y-this.z*this.z));return this},inverse:function(){this.x=this.x*-1;this.y=this.y*-1;this.z=this.z*-1;return this},length:function(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w)},normalize:function(){var a=Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w);if(a===0)this.w=this.z=this.y=this.x=0;else{a=1/a;this.x=this.x*a;this.y=this.y*a;this.z=this.z*
-a;this.w=this.w*a}return this},multiply:function(a,b){this.x=a.x*b.w+a.y*b.z-a.z*b.y+a.w*b.x;this.y=-a.x*b.z+a.y*b.w+a.z*b.x+a.w*b.y;this.z=a.x*b.y-a.y*b.x+a.z*b.w+a.w*b.z;this.w=-a.x*b.x-a.y*b.y-a.z*b.z+a.w*b.w;return this},multiplySelf:function(a){var b=this.x,c=this.y,d=this.z,e=this.w,f=a.x,g=a.y,i=a.z,a=a.w;this.x=b*a+e*f+c*i-d*g;this.y=c*a+e*g+d*f-b*i;this.z=d*a+e*i+b*g-c*f;this.w=e*a-b*f-c*g-d*i;return this},multiplyVector3:function(a,b){b||(b=a);var c=a.x,d=a.y,e=a.z,f=this.x,g=this.y,i=this.z,
-j=this.w,h=j*c+g*e-i*d,l=j*d+i*c-f*e,o=j*e+f*d-g*c,c=-f*c-g*d-i*e;b.x=h*j+c*-f+l*-i-o*-g;b.y=l*j+c*-g+o*-f-h*-i;b.z=o*j+c*-i+h*-g-l*-f;return b},clone:function(){return new THREE.Quaternion(this.x,this.y,this.z,this.w)}};
-THREE.Quaternion.slerp=function(a,b,c,d){var e=a.w*b.w+a.x*b.x+a.y*b.y+a.z*b.z;if(e<0){c.w=-b.w;c.x=-b.x;c.y=-b.y;c.z=-b.z;e=-e}else c.copy(b);if(Math.abs(e)>=1){c.w=a.w;c.x=a.x;c.y=a.y;c.z=a.z;return c}var f=Math.acos(e),e=Math.sqrt(1-e*e);if(Math.abs(e)<0.001){c.w=0.5*(a.w+b.w);c.x=0.5*(a.x+b.x);c.y=0.5*(a.y+b.y);c.z=0.5*(a.z+b.z);return c}b=Math.sin((1-d)*f)/e;d=Math.sin(d*f)/e;c.w=a.w*b+c.w*d;c.x=a.x*b+c.x*d;c.y=a.y*b+c.y*d;c.z=a.z*b+c.z*d;return c};THREE.Vertex=THREE.Vector3;
-THREE.Face3=function(a,b,c,d,e,f){this.a=a;this.b=b;this.c=c;this.normal=d instanceof THREE.Vector3?d:new THREE.Vector3;this.vertexNormals=d instanceof Array?d:[];this.color=e instanceof THREE.Color?e:new THREE.Color;this.vertexColors=e instanceof Array?e:[];this.vertexTangents=[];this.materialIndex=f;this.centroid=new THREE.Vector3};
-THREE.Face3.prototype={constructor:THREE.Face3,clone:function(){var a=new THREE.Face3(this.a,this.b,this.c);a.normal.copy(this.normal);a.color.copy(this.color);a.centroid.copy(this.centroid);a.materialIndex=this.materialIndex;var b,c;b=0;for(c=this.vertexNormals.length;b<c;b++)a.vertexNormals[b]=this.vertexNormals[b].clone();b=0;for(c=this.vertexColors.length;b<c;b++)a.vertexColors[b]=this.vertexColors[b].clone();b=0;for(c=this.vertexTangents.length;b<c;b++)a.vertexTangents[b]=this.vertexTangents[b].clone();
-return a}};THREE.Face4=function(a,b,c,d,e,f,g){this.a=a;this.b=b;this.c=c;this.d=d;this.normal=e instanceof THREE.Vector3?e:new THREE.Vector3;this.vertexNormals=e instanceof Array?e:[];this.color=f instanceof THREE.Color?f:new THREE.Color;this.vertexColors=f instanceof Array?f:[];this.vertexTangents=[];this.materialIndex=g;this.centroid=new THREE.Vector3};
-THREE.Face4.prototype={constructor:THREE.Face4,clone:function(){var a=new THREE.Face4(this.a,this.b,this.c,this.d);a.normal.copy(this.normal);a.color.copy(this.color);a.centroid.copy(this.centroid);a.materialIndex=this.materialIndex;var b,c;b=0;for(c=this.vertexNormals.length;b<c;b++)a.vertexNormals[b]=this.vertexNormals[b].clone();b=0;for(c=this.vertexColors.length;b<c;b++)a.vertexColors[b]=this.vertexColors[b].clone();b=0;for(c=this.vertexTangents.length;b<c;b++)a.vertexTangents[b]=this.vertexTangents[b].clone();
-return a}};THREE.UV=function(a,b){this.u=a||0;this.v=b||0};THREE.UV.prototype={constructor:THREE.UV,set:function(a,b){this.u=a;this.v=b;return this},copy:function(a){this.u=a.u;this.v=a.v;return this},lerpSelf:function(a,b){this.u=this.u+(a.u-this.u)*b;this.v=this.v+(a.v-this.v)*b;return this},clone:function(){return new THREE.UV(this.u,this.v)}};
-THREE.Geometry=function(){this.id=THREE.GeometryCount++;this.vertices=[];this.colors=[];this.materials=[];this.faces=[];this.faceUvs=[[]];this.faceVertexUvs=[[]];this.morphTargets=[];this.morphColors=[];this.morphNormals=[];this.skinWeights=[];this.skinIndices=[];this.boundingSphere=this.boundingBox=null;this.dynamic=this.hasTangents=false};
-THREE.Geometry.prototype={constructor:THREE.Geometry,applyMatrix:function(a){var b=new THREE.Matrix4;b.extractRotation(a);for(var c=0,d=this.vertices.length;c<d;c++)a.multiplyVector3(this.vertices[c]);c=0;for(d=this.faces.length;c<d;c++){var e=this.faces[c];b.multiplyVector3(e.normal);for(var f=0,g=e.vertexNormals.length;f<g;f++)b.multiplyVector3(e.vertexNormals[f]);a.multiplyVector3(e.centroid)}},computeCentroids:function(){var a,b,c;a=0;for(b=this.faces.length;a<b;a++){c=this.faces[a];c.centroid.set(0,
-0,0);if(c instanceof THREE.Face3){c.centroid.addSelf(this.vertices[c.a]);c.centroid.addSelf(this.vertices[c.b]);c.centroid.addSelf(this.vertices[c.c]);c.centroid.divideScalar(3)}else if(c instanceof THREE.Face4){c.centroid.addSelf(this.vertices[c.a]);c.centroid.addSelf(this.vertices[c.b]);c.centroid.addSelf(this.vertices[c.c]);c.centroid.addSelf(this.vertices[c.d]);c.centroid.divideScalar(4)}}},computeFaceNormals:function(){var a,b,c,d,e,f,g=new THREE.Vector3,i=new THREE.Vector3;a=0;for(b=this.faces.length;a<
-b;a++){c=this.faces[a];d=this.vertices[c.a];e=this.vertices[c.b];f=this.vertices[c.c];g.sub(f,e);i.sub(d,e);g.crossSelf(i);g.isZero()||g.normalize();c.normal.copy(g)}},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++){c=this.faces[a];if(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];if(c instanceof THREE.Face3){d[c.a].addSelf(c.normal);d[c.b].addSelf(c.normal);d[c.c].addSelf(c.normal)}else if(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];if(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])}else if(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])}}},computeMorphNormals:function(){var a,b,c,d,e;c=0;for(d=this.faces.length;c<d;c++){e=this.faces[c];e.__originalFaceNormal?
-e.__originalFaceNormal.copy(e.normal):e.__originalFaceNormal=e.normal.clone();if(!e.__originalVertexNormals)e.__originalVertexNormals=[];a=0;for(b=e.vertexNormals.length;a<b;a++)e.__originalVertexNormals[a]?e.__originalVertexNormals[a].copy(e.vertexNormals[a]):e.__originalVertexNormals[a]=e.vertexNormals[a].clone()}var f=new THREE.Geometry;f.faces=this.faces;a=0;for(b=this.morphTargets.length;a<b;a++){if(!this.morphNormals[a]){this.morphNormals[a]={};this.morphNormals[a].faceNormals=[];this.morphNormals[a].vertexNormals=
-[];var g=this.morphNormals[a].faceNormals,i=this.morphNormals[a].vertexNormals,j,h;c=0;for(d=this.faces.length;c<d;c++){e=this.faces[c];j=new THREE.Vector3;h=e instanceof THREE.Face3?{a:new THREE.Vector3,b:new THREE.Vector3,c:new THREE.Vector3}:{a:new THREE.Vector3,b:new THREE.Vector3,c:new THREE.Vector3,d:new THREE.Vector3};g.push(j);i.push(h)}}g=this.morphNormals[a];f.vertices=this.morphTargets[a].vertices;f.computeFaceNormals();f.computeVertexNormals();c=0;for(d=this.faces.length;c<d;c++){e=this.faces[c];
-j=g.faceNormals[c];h=g.vertexNormals[c];j.copy(e.normal);if(e instanceof THREE.Face3){h.a.copy(e.vertexNormals[0]);h.b.copy(e.vertexNormals[1]);h.c.copy(e.vertexNormals[2])}else{h.a.copy(e.vertexNormals[0]);h.b.copy(e.vertexNormals[1]);h.c.copy(e.vertexNormals[2]);h.d.copy(e.vertexNormals[3])}}}c=0;for(d=this.faces.length;c<d;c++){e=this.faces[c];e.normal=e.__originalFaceNormal;e.vertexNormals=e.__originalVertexNormals}},computeTangents:function(){function a(a,b,c,d,e,f,B){i=a.vertices[b];j=a.vertices[c];
-h=a.vertices[d];l=g[e];o=g[f];m=g[B];n=j.x-i.x;p=h.x-i.x;k=j.y-i.y;u=h.y-i.y;H=j.z-i.z;D=h.z-i.z;L=o.u-l.u;G=m.u-l.u;t=o.v-l.v;E=m.v-l.v;A=1/(L*E-G*t);y.set((E*n-t*p)*A,(E*k-t*u)*A,(E*H-t*D)*A);K.set((L*p-G*n)*A,(L*u-G*k)*A,(L*D-G*H)*A);r[b].addSelf(y);r[c].addSelf(y);r[d].addSelf(y);v[b].addSelf(K);v[c].addSelf(K);v[d].addSelf(K)}var b,c,d,e,f,g,i,j,h,l,o,m,n,p,k,u,H,D,L,G,t,E,A,F,r=[],v=[],y=new THREE.Vector3,K=new THREE.Vector3,$=new THREE.Vector3,da=new THREE.Vector3,O=new THREE.Vector3;b=0;for(c=
-this.vertices.length;b<c;b++){r[b]=new THREE.Vector3;v[b]=new THREE.Vector3}b=0;for(c=this.faces.length;b<c;b++){f=this.faces[b];g=this.faceVertexUvs[0][b];if(f instanceof THREE.Face3)a(this,f.a,f.b,f.c,0,1,2);else if(f instanceof THREE.Face4){a(this,f.a,f.b,f.d,0,1,3);a(this,f.b,f.c,f.d,1,2,3)}}var I=["a","b","c","d"];b=0;for(c=this.faces.length;b<c;b++){f=this.faces[b];for(d=0;d<f.vertexNormals.length;d++){O.copy(f.vertexNormals[d]);e=f[I[d]];F=r[e];$.copy(F);$.subSelf(O.multiplyScalar(O.dot(F))).normalize();
-da.cross(f.vertexNormals[d],F);e=da.dot(v[e]);e=e<0?-1:1;f.vertexTangents[d]=new THREE.Vector4($.x,$.y,$.z,e)}}this.hasTangents=true},computeBoundingBox:function(){if(!this.boundingBox)this.boundingBox={min:new THREE.Vector3,max:new THREE.Vector3};if(this.vertices.length>0){var a;a=this.vertices[0];this.boundingBox.min.copy(a);this.boundingBox.max.copy(a);for(var b=this.boundingBox.min,c=this.boundingBox.max,d=1,e=this.vertices.length;d<e;d++){a=this.vertices[d];if(a.x<b.x)b.x=a.x;else if(a.x>c.x)c.x=
-a.x;if(a.y<b.y)b.y=a.y;else if(a.y>c.y)c.y=a.y;if(a.z<b.z)b.z=a.z;else if(a.z>c.z)c.z=a.z}}else{this.boundingBox.min.set(0,0,0);this.boundingBox.max.set(0,0,0)}},computeBoundingSphere:function(){if(!this.boundingSphere)this.boundingSphere={radius:0};for(var a,b=0,c=0,d=this.vertices.length;c<d;c++){a=this.vertices[c].length();a>b&&(b=a)}this.boundingSphere.radius=b},mergeVertices:function(){var a={},b=[],c=[],d,e=Math.pow(10,4),f,g;f=0;for(g=this.vertices.length;f<g;f++){d=this.vertices[f];d=[Math.round(d.x*
-e),Math.round(d.y*e),Math.round(d.z*e)].join("_");if(a[d]===void 0){a[d]=f;b.push(this.vertices[f]);c[f]=b.length-1}else c[f]=c[a[d]]}f=0;for(g=this.faces.length;f<g;f++){a=this.faces[f];if(a instanceof THREE.Face3){a.a=c[a.a];a.b=c[a.b];a.c=c[a.c]}else if(a instanceof THREE.Face4){a.a=c[a.a];a.b=c[a.b];a.c=c[a.c];a.d=c[a.d]}}this.vertices=b}};THREE.GeometryCount=0;
-THREE.Camera=function(){THREE.Object3D.call(this);this.matrixWorldInverse=new THREE.Matrix4;this.projectionMatrix=new THREE.Matrix4;this.projectionMatrixInverse=new THREE.Matrix4};THREE.Camera.prototype=new THREE.Object3D;THREE.Camera.prototype.constructor=THREE.Camera;THREE.Camera.prototype.lookAt=function(a){this.matrix.lookAt(this.position,a,this.up);this.rotationAutoUpdate&&this.rotation.getRotationFromMatrix(this.matrix)};
-THREE.OrthographicCamera=function(a,b,c,d,e,f){THREE.Camera.call(this);this.left=a;this.right=b;this.top=c;this.bottom=d;this.near=e!==void 0?e:0.1;this.far=f!==void 0?f:2E3;this.updateProjectionMatrix()};THREE.OrthographicCamera.prototype=new THREE.Camera;THREE.OrthographicCamera.prototype.constructor=THREE.OrthographicCamera;THREE.OrthographicCamera.prototype.updateProjectionMatrix=function(){this.projectionMatrix.makeOrthographic(this.left,this.right,this.top,this.bottom,this.near,this.far)};
-THREE.PerspectiveCamera=function(a,b,c,d){THREE.Camera.call(this);this.fov=a!==void 0?a:50;this.aspect=b!==void 0?b:1;this.near=c!==void 0?c:0.1;this.far=d!==void 0?d:2E3;this.updateProjectionMatrix()};THREE.PerspectiveCamera.prototype=new THREE.Camera;THREE.PerspectiveCamera.prototype.constructor=THREE.PerspectiveCamera;THREE.PerspectiveCamera.prototype.setLens=function(a,b){this.fov=2*Math.atan((b!==void 0?b:24)/(a*2))*(180/Math.PI);this.updateProjectionMatrix()};
-THREE.PerspectiveCamera.prototype.setViewOffset=function(a,b,c,d,e,f){this.fullWidth=a;this.fullHeight=b;this.x=c;this.y=d;this.width=e;this.height=f;this.updateProjectionMatrix()};
-THREE.PerspectiveCamera.prototype.updateProjectionMatrix=function(){if(this.fullWidth){var a=this.fullWidth/this.fullHeight,b=Math.tan(this.fov*Math.PI/360)*this.near,c=-b,d=a*c,a=Math.abs(a*b-d),c=Math.abs(b-c);this.projectionMatrix.makeFrustum(d+this.x*a/this.fullWidth,d+(this.x+this.width)*a/this.fullWidth,b-(this.y+this.height)*c/this.fullHeight,b-this.y*c/this.fullHeight,this.near,this.far)}else this.projectionMatrix.makePerspective(this.fov,this.aspect,this.near,this.far)};
-THREE.Light=function(a){THREE.Object3D.call(this);this.color=new THREE.Color(a)};THREE.Light.prototype=new THREE.Object3D;THREE.Light.prototype.constructor=THREE.Light;THREE.Light.prototype.supr=THREE.Object3D.prototype;THREE.AmbientLight=function(a){THREE.Light.call(this,a)};THREE.AmbientLight.prototype=new THREE.Light;THREE.AmbientLight.prototype.constructor=THREE.AmbientLight;
-THREE.DirectionalLight=function(a,b,c){THREE.Light.call(this,a);this.position=new THREE.Vector3(0,1,0);this.target=new THREE.Object3D;this.intensity=b!==void 0?b:1;this.distance=c!==void 0?c:0;this.onlyShadow=this.castShadow=false;this.shadowCameraNear=50;this.shadowCameraFar=5E3;this.shadowCameraLeft=-500;this.shadowCameraTop=this.shadowCameraRight=500;this.shadowCameraBottom=-500;this.shadowCameraVisible=false;this.shadowBias=0;this.shadowDarkness=0.5;this.shadowMapHeight=this.shadowMapWidth=512;
-this.shadowCascade=false;this.shadowCascadeOffset=new THREE.Vector3(0,0,-1E3);this.shadowCascadeCount=2;this.shadowCascadeBias=[0,0,0];this.shadowCascadeWidth=[512,512,512];this.shadowCascadeHeight=[512,512,512];this.shadowCascadeNearZ=[-1,0.99,0.998];this.shadowCascadeFarZ=[0.99,0.998,1];this.shadowCascadeArray=[];this.shadowMatrix=this.shadowCamera=this.shadowMapSize=this.shadowMap=null};THREE.DirectionalLight.prototype=new THREE.Light;THREE.DirectionalLight.prototype.constructor=THREE.DirectionalLight;
-THREE.PointLight=function(a,b,c){THREE.Light.call(this,a);this.position=new THREE.Vector3(0,0,0);this.intensity=b!==void 0?b:1;this.distance=c!==void 0?c:0};THREE.PointLight.prototype=new THREE.Light;THREE.PointLight.prototype.constructor=THREE.PointLight;
-THREE.Material=function(a){a=a||{};this.id=THREE.MaterialCount++;this.name="";this.opacity=a.opacity!==void 0?a.opacity:1;this.transparent=a.transparent!==void 0?a.transparent:false;this.blending=a.blending!==void 0?a.blending:THREE.NormalBlending;this.blendSrc=a.blendSrc!==void 0?a.blendSrc:THREE.SrcAlphaFactor;this.blendDst=a.blendDst!==void 0?a.blendDst:THREE.OneMinusSrcAlphaFactor;this.blendEquation=a.blendEquation!==void 0?a.blendEquation:THREE.AddEquation;this.depthTest=a.depthTest!==void 0?
-a.depthTest:true;this.depthWrite=a.depthWrite!==void 0?a.depthWrite:true;this.polygonOffset=a.polygonOffset!==void 0?a.polygonOffset:false;this.polygonOffsetFactor=a.polygonOffsetFactor!==void 0?a.polygonOffsetFactor:0;this.polygonOffsetUnits=a.polygonOffsetUnits!==void 0?a.polygonOffsetUnits:0;this.alphaTest=a.alphaTest!==void 0?a.alphaTest:0;this.overdraw=a.overdraw!==void 0?a.overdraw:false;this.needsUpdate=true};THREE.MaterialCount=0;THREE.NoShading=0;THREE.FlatShading=1;THREE.SmoothShading=2;
-THREE.NoColors=0;THREE.FaceColors=1;THREE.VertexColors=2;THREE.NoBlending=0;THREE.NormalBlending=1;THREE.AdditiveBlending=2;THREE.SubtractiveBlending=3;THREE.MultiplyBlending=4;THREE.AdditiveAlphaBlending=5;THREE.CustomBlending=6;THREE.AddEquation=100;THREE.SubtractEquation=101;THREE.ReverseSubtractEquation=102;THREE.ZeroFactor=200;THREE.OneFactor=201;THREE.SrcColorFactor=202;THREE.OneMinusSrcColorFactor=203;THREE.SrcAlphaFactor=204;THREE.OneMinusSrcAlphaFactor=205;THREE.DstAlphaFactor=206;
-THREE.OneMinusDstAlphaFactor=207;THREE.DstColorFactor=208;THREE.OneMinusDstColorFactor=209;THREE.SrcAlphaSaturateFactor=210;
-THREE.LineBasicMaterial=function(a){THREE.Material.call(this,a);a=a||{};this.color=a.color!==void 0?new THREE.Color(a.color):new THREE.Color(16777215);this.linewidth=a.linewidth!==void 0?a.linewidth:1;this.linecap=a.linecap!==void 0?a.linecap:"round";this.linejoin=a.linejoin!==void 0?a.linejoin:"round";this.vertexColors=a.vertexColors?a.vertexColors:false;this.fog=a.fog!==void 0?a.fog:true};THREE.LineBasicMaterial.prototype=new THREE.Material;THREE.LineBasicMaterial.prototype.constructor=THREE.LineBasicMaterial;
-THREE.MeshBasicMaterial=function(a){THREE.Material.call(this,a);a=a||{};this.color=a.color!==void 0?new THREE.Color(a.color):new THREE.Color(16777215);this.map=a.map!==void 0?a.map:null;this.lightMap=a.lightMap!==void 0?a.lightMap:null;this.envMap=a.envMap!==void 0?a.envMap:null;this.combine=a.combine!==void 0?a.combine:THREE.MultiplyOperation;this.reflectivity=a.reflectivity!==void 0?a.reflectivity:1;this.refractionRatio=a.refractionRatio!==void 0?a.refractionRatio:0.98;this.fog=a.fog!==void 0?a.fog:
-true;this.shading=a.shading!==void 0?a.shading:THREE.SmoothShading;this.wireframe=a.wireframe!==void 0?a.wireframe:false;this.wireframeLinewidth=a.wireframeLinewidth!==void 0?a.wireframeLinewidth:1;this.wireframeLinecap=a.wireframeLinecap!==void 0?a.wireframeLinecap:"round";this.wireframeLinejoin=a.wireframeLinejoin!==void 0?a.wireframeLinejoin:"round";this.vertexColors=a.vertexColors!==void 0?a.vertexColors:THREE.NoColors;this.skinning=a.skinning!==void 0?a.skinning:false;this.morphTargets=a.morphTargets!==
-void 0?a.morphTargets:false};THREE.MeshBasicMaterial.prototype=new THREE.Material;THREE.MeshBasicMaterial.prototype.constructor=THREE.MeshBasicMaterial;
-THREE.MeshLambertMaterial=function(a){THREE.Material.call(this,a);a=a||{};this.color=a.color!==void 0?new THREE.Color(a.color):new THREE.Color(16777215);this.ambient=a.ambient!==void 0?new THREE.Color(a.ambient):new THREE.Color(16777215);this.emissive=a.emissive!==void 0?new THREE.Color(a.emissive):new THREE.Color(0);this.wrapAround=a.wrapAround!==void 0?a.wrapAround:false;this.wrapRGB=new THREE.Vector3(1,1,1);this.map=a.map!==void 0?a.map:null;this.lightMap=a.lightMap!==void 0?a.lightMap:null;this.envMap=
-a.envMap!==void 0?a.envMap:null;this.combine=a.combine!==void 0?a.combine:THREE.MultiplyOperation;this.reflectivity=a.reflectivity!==void 0?a.reflectivity:1;this.refractionRatio=a.refractionRatio!==void 0?a.refractionRatio:0.98;this.fog=a.fog!==void 0?a.fog:true;this.shading=a.shading!==void 0?a.shading:THREE.SmoothShading;this.wireframe=a.wireframe!==void 0?a.wireframe:false;this.wireframeLinewidth=a.wireframeLinewidth!==void 0?a.wireframeLinewidth:1;this.wireframeLinecap=a.wireframeLinecap!==void 0?
-a.wireframeLinecap:"round";this.wireframeLinejoin=a.wireframeLinejoin!==void 0?a.wireframeLinejoin:"round";this.vertexColors=a.vertexColors!==void 0?a.vertexColors:THREE.NoColors;this.skinning=a.skinning!==void 0?a.skinning:false;this.morphTargets=a.morphTargets!==void 0?a.morphTargets:false;this.morphNormals=a.morphNormals!==void 0?a.morphNormals:false};THREE.MeshLambertMaterial.prototype=new THREE.Material;THREE.MeshLambertMaterial.prototype.constructor=THREE.MeshLambertMaterial;
-THREE.MeshPhongMaterial=function(a){THREE.Material.call(this,a);a=a||{};this.color=a.color!==void 0?new THREE.Color(a.color):new THREE.Color(16777215);this.ambient=a.ambient!==void 0?new THREE.Color(a.ambient):new THREE.Color(16777215);this.emissive=a.emissive!==void 0?new THREE.Color(a.emissive):new THREE.Color(0);this.specular=a.specular!==void 0?new THREE.Color(a.specular):new THREE.Color(1118481);this.shininess=a.shininess!==void 0?a.shininess:30;this.metal=a.metal!==void 0?a.metal:false;this.perPixel=
-a.perPixel!==void 0?a.perPixel:false;this.wrapAround=a.wrapAround!==void 0?a.wrapAround:false;this.wrapRGB=new THREE.Vector3(1,1,1);this.map=a.map!==void 0?a.map:null;this.lightMap=a.lightMap!==void 0?a.lightMap:null;this.envMap=a.envMap!==void 0?a.envMap:null;this.combine=a.combine!==void 0?a.combine:THREE.MultiplyOperation;this.reflectivity=a.reflectivity!==void 0?a.reflectivity:1;this.refractionRatio=a.refractionRatio!==void 0?a.refractionRatio:0.98;this.fog=a.fog!==void 0?a.fog:true;this.shading=
-a.shading!==void 0?a.shading:THREE.SmoothShading;this.wireframe=a.wireframe!==void 0?a.wireframe:false;this.wireframeLinewidth=a.wireframeLinewidth!==void 0?a.wireframeLinewidth:1;this.wireframeLinecap=a.wireframeLinecap!==void 0?a.wireframeLinecap:"round";this.wireframeLinejoin=a.wireframeLinejoin!==void 0?a.wireframeLinejoin:"round";this.vertexColors=a.vertexColors!==void 0?a.vertexColors:THREE.NoColors;this.skinning=a.skinning!==void 0?a.skinning:false;this.morphTargets=a.morphTargets!==void 0?
-a.morphTargets:false;this.morphNormals=a.morphNormals!==void 0?a.morphNormals:false};THREE.MeshPhongMaterial.prototype=new THREE.Material;THREE.MeshPhongMaterial.prototype.constructor=THREE.MeshPhongMaterial;THREE.MeshDepthMaterial=function(a){THREE.Material.call(this,a);a=a||{};this.shading=a.shading!==void 0?a.shading:THREE.SmoothShading;this.wireframe=a.wireframe!==void 0?a.wireframe:false;this.wireframeLinewidth=a.wireframeLinewidth!==void 0?a.wireframeLinewidth:1};
-THREE.MeshDepthMaterial.prototype=new THREE.Material;THREE.MeshDepthMaterial.prototype.constructor=THREE.MeshDepthMaterial;THREE.MeshNormalMaterial=function(a){THREE.Material.call(this,a);a=a||{};this.shading=a.shading?a.shading:THREE.FlatShading;this.wireframe=a.wireframe?a.wireframe:false;this.wireframeLinewidth=a.wireframeLinewidth?a.wireframeLinewidth:1};THREE.MeshNormalMaterial.prototype=new THREE.Material;THREE.MeshNormalMaterial.prototype.constructor=THREE.MeshNormalMaterial;
-THREE.MeshFaceMaterial=function(){};THREE.ParticleBasicMaterial=function(a){THREE.Material.call(this,a);a=a||{};this.color=a.color!==void 0?new THREE.Color(a.color):new THREE.Color(16777215);this.map=a.map!==void 0?a.map:null;this.size=a.size!==void 0?a.size:1;this.sizeAttenuation=a.sizeAttenuation!==void 0?a.sizeAttenuation:true;this.vertexColors=a.vertexColors!==void 0?a.vertexColors:false;this.fog=a.fog!==void 0?a.fog:true};THREE.ParticleBasicMaterial.prototype=new THREE.Material;
-THREE.ParticleBasicMaterial.prototype.constructor=THREE.ParticleBasicMaterial;THREE.ParticleCanvasMaterial=function(a){THREE.Material.call(this,a);a=a||{};this.color=a.color!==void 0?new THREE.Color(a.color):new THREE.Color(16777215);this.program=a.program!==void 0?a.program:function(){}};THREE.ParticleCanvasMaterial.prototype=new THREE.Material;THREE.ParticleCanvasMaterial.prototype.constructor=THREE.ParticleCanvasMaterial;
-THREE.Texture=function(a,b,c,d,e,f,g,i){this.id=THREE.TextureCount++;this.image=a;this.mapping=b!==void 0?b:new THREE.UVMapping;this.wrapS=c!==void 0?c:THREE.ClampToEdgeWrapping;this.wrapT=d!==void 0?d:THREE.ClampToEdgeWrapping;this.magFilter=e!==void 0?e:THREE.LinearFilter;this.minFilter=f!==void 0?f:THREE.LinearMipMapLinearFilter;this.format=g!==void 0?g:THREE.RGBAFormat;this.type=i!==void 0?i:THREE.UnsignedByteType;this.offset=new THREE.Vector2(0,0);this.repeat=new THREE.Vector2(1,1);this.generateMipmaps=
-true;this.needsUpdate=this.premultiplyAlpha=false;this.onUpdate=null};THREE.Texture.prototype={constructor:THREE.Texture,clone:function(){var a=new THREE.Texture(this.image,this.mapping,this.wrapS,this.wrapT,this.magFilter,this.minFilter,this.format,this.type);a.offset.copy(this.offset);a.repeat.copy(this.repeat);return a}};THREE.TextureCount=0;THREE.MultiplyOperation=0;THREE.MixOperation=1;THREE.UVMapping=function(){};THREE.CubeReflectionMapping=function(){};THREE.CubeRefractionMapping=function(){};
-THREE.SphericalReflectionMapping=function(){};THREE.SphericalRefractionMapping=function(){};THREE.RepeatWrapping=0;THREE.ClampToEdgeWrapping=1;THREE.MirroredRepeatWrapping=2;THREE.NearestFilter=3;THREE.NearestMipMapNearestFilter=4;THREE.NearestMipMapLinearFilter=5;THREE.LinearFilter=6;THREE.LinearMipMapNearestFilter=7;THREE.LinearMipMapLinearFilter=8;THREE.ByteType=9;THREE.UnsignedByteType=10;THREE.ShortType=11;THREE.UnsignedShortType=12;THREE.IntType=13;THREE.UnsignedIntType=14;THREE.FloatType=15;
-THREE.AlphaFormat=16;THREE.RGBFormat=17;THREE.RGBAFormat=18;THREE.LuminanceFormat=19;THREE.LuminanceAlphaFormat=20;THREE.DataTexture=function(a,b,c,d,e,f,g,i,j,h){THREE.Texture.call(this,null,f,g,i,j,h,d,e);this.image={data:a,width:b,height:c}};THREE.DataTexture.prototype=new THREE.Texture;THREE.DataTexture.prototype.constructor=THREE.DataTexture;
-THREE.DataTexture.prototype.clone=function(){var a=new THREE.DataTexture(this.image.data,this.image.width,this.image.height,this.format,this.type,this.mapping,this.wrapS,this.wrapT,this.magFilter,this.minFilter);a.offset.copy(this.offset);a.repeat.copy(this.repeat);return a};THREE.Particle=function(a){THREE.Object3D.call(this);this.material=a};THREE.Particle.prototype=new THREE.Object3D;THREE.Particle.prototype.constructor=THREE.Particle;
-THREE.Line=function(a,b,c){THREE.Object3D.call(this);this.geometry=a;this.material=b!==void 0?b:new THREE.LineBasicMaterial({color:Math.random()*16777215});this.type=c!==void 0?c:THREE.LineStrip;this.geometry&&(this.geometry.boundingSphere||this.geometry.computeBoundingSphere())};THREE.LineStrip=0;THREE.LinePieces=1;THREE.Line.prototype=new THREE.Object3D;THREE.Line.prototype.constructor=THREE.Line;
-THREE.Mesh=function(a,b){THREE.Object3D.call(this);this.geometry=a;this.material=b!==void 0?b:new THREE.MeshBasicMaterial({color:Math.random()*16777215,wireframe:true});if(this.geometry){this.geometry.boundingSphere||this.geometry.computeBoundingSphere();this.boundRadius=a.boundingSphere.radius;if(this.geometry.morphTargets.length){this.morphTargetBase=-1;this.morphTargetForcedOrder=[];this.morphTargetInfluences=[];this.morphTargetDictionary={};for(var c=0;c<this.geometry.morphTargets.length;c++){this.morphTargetInfluences.push(0);
-this.morphTargetDictionary[this.geometry.morphTargets[c].name]=c}}}};THREE.Mesh.prototype=new THREE.Object3D;THREE.Mesh.prototype.constructor=THREE.Mesh;THREE.Mesh.prototype.supr=THREE.Object3D.prototype;THREE.Mesh.prototype.getMorphTargetIndexByName=function(a){if(this.morphTargetDictionary[a]!==void 0)return this.morphTargetDictionary[a];console.log("THREE.Mesh.getMorphTargetIndexByName: morph target "+a+" does not exist. Returning 0.");return 0};
-THREE.Bone=function(a){THREE.Object3D.call(this);this.skin=a;this.skinMatrix=new THREE.Matrix4};THREE.Bone.prototype=new THREE.Object3D;THREE.Bone.prototype.constructor=THREE.Bone;THREE.Bone.prototype.supr=THREE.Object3D.prototype;
-THREE.Bone.prototype.update=function(a,b){this.matrixAutoUpdate&&(b=b|this.updateMatrix());if(b||this.matrixWorldNeedsUpdate){a?this.skinMatrix.multiply(a,this.matrix):this.skinMatrix.copy(this.matrix);this.matrixWorldNeedsUpdate=false;b=true}var c,d=this.children.length;for(c=0;c<d;c++)this.children[c].update(this.skinMatrix,b)};
-THREE.Sprite=function(a){THREE.Object3D.call(this);this.color=a.color!==void 0?new THREE.Color(a.color):new THREE.Color(16777215);this.map=a.map!==void 0?a.map:new THREE.Texture;this.blending=a.blending!==void 0?a.blending:THREE.NormalBlending;this.blendSrc=a.blendSrc!==void 0?a.blendSrc:THREE.SrcAlphaFactor;this.blendDst=a.blendDst!==void 0?a.blendDst:THREE.OneMinusSrcAlphaFactor;this.blendEquation=a.blendEquation!==void 0?a.blendEquation:THREE.AddEquation;this.useScreenCoordinates=a.useScreenCoordinates!==
-void 0?a.useScreenCoordinates:true;this.mergeWith3D=a.mergeWith3D!==void 0?a.mergeWith3D:!this.useScreenCoordinates;this.affectedByDistance=a.affectedByDistance!==void 0?a.affectedByDistance:!this.useScreenCoordinates;this.scaleByViewport=a.scaleByViewport!==void 0?a.scaleByViewport:!this.affectedByDistance;this.alignment=a.alignment instanceof THREE.Vector2?a.alignment:THREE.SpriteAlignment.center;this.rotation3d=this.rotation;this.rotation=0;this.opacity=1;this.uvOffset=new THREE.Vector2(0,0);this.uvScale=
-new THREE.Vector2(1,1)};THREE.Sprite.prototype=new THREE.Object3D;THREE.Sprite.prototype.constructor=THREE.Sprite;THREE.Sprite.prototype.updateMatrix=function(){this.matrix.setPosition(this.position);this.rotation3d.set(0,0,this.rotation);this.matrix.setRotationFromEuler(this.rotation3d);if(this.scale.x!==1||this.scale.y!==1){this.matrix.scale(this.scale);this.boundRadiusScale=Math.max(this.scale.x,this.scale.y)}this.matrixWorldNeedsUpdate=true};THREE.SpriteAlignment={};
-THREE.SpriteAlignment.topLeft=new THREE.Vector2(1,-1);THREE.SpriteAlignment.topCenter=new THREE.Vector2(0,-1);THREE.SpriteAlignment.topRight=new THREE.Vector2(-1,-1);THREE.SpriteAlignment.centerLeft=new THREE.Vector2(1,0);THREE.SpriteAlignment.center=new THREE.Vector2(0,0);THREE.SpriteAlignment.centerRight=new THREE.Vector2(-1,0);THREE.SpriteAlignment.bottomLeft=new THREE.Vector2(1,1);THREE.SpriteAlignment.bottomCenter=new THREE.Vector2(0,1);
-THREE.SpriteAlignment.bottomRight=new THREE.Vector2(-1,1);THREE.Scene=function(){THREE.Object3D.call(this);this.overrideMaterial=this.fog=null;this.matrixAutoUpdate=false;this.__objects=[];this.__lights=[];this.__objectsAdded=[];this.__objectsRemoved=[]};THREE.Scene.prototype=new THREE.Object3D;THREE.Scene.prototype.constructor=THREE.Scene;
-THREE.Scene.prototype.__addObject=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);var b=this.__objectsRemoved.indexOf(a);b!==-1&&this.__objectsRemoved.splice(b,1)}for(b=0;b<a.children.length;b++)this.__addObject(a.children[b])};
-THREE.Scene.prototype.__removeObject=function(a){if(a instanceof THREE.Light){var b=this.__lights.indexOf(a);b!==-1&&this.__lights.splice(b,1)}else if(!(a instanceof THREE.Camera)){b=this.__objects.indexOf(a);if(b!==-1){this.__objects.splice(b,1);this.__objectsRemoved.push(a);b=this.__objectsAdded.indexOf(a);b!==-1&&this.__objectsAdded.splice(b,1)}}for(b=0;b<a.children.length;b++)this.__removeObject(a.children[b])};
-THREE.CanvasRenderer=function(a){function b(a){if(D!=a)k.globalAlpha=D=a}function c(a){if(L!=a){switch(a){case THREE.NormalBlending:k.globalCompositeOperation="source-over";break;case THREE.AdditiveBlending:k.globalCompositeOperation="lighter";break;case THREE.SubtractiveBlending:k.globalCompositeOperation="darker"}L=a}}function d(a){if(G!=a)k.strokeStyle=G=a}function e(a){if(t!=a)k.fillStyle=t=a}console.log("THREE.CanvasRenderer",THREE.REVISION);var a=a||{},f=this,g,i,j,h=new THREE.Projector,l=a.canvas!==
-void 0?a.canvas:document.createElement("canvas"),o,m,n,p,k=l.getContext("2d"),u=new THREE.Color(0),H=0,D=1,L=0,G=null,t=null,E=null,A=null,F=null,r,v,y,K,$=new THREE.RenderableVertex,da=new THREE.RenderableVertex,O,I,T,Q,U,C,J,R,B,P,N,V,s=new THREE.Color,x=new THREE.Color,w=new THREE.Color,z=new THREE.Color,M=new THREE.Color,la=[],fa=[],ga,ha,ea,aa,Ba,Ca,Da,Ea,Fa,Ga,ma=new THREE.Rectangle,Z=new THREE.Rectangle,Y=new THREE.Rectangle,ya=false,X=new THREE.Color,na=new THREE.Color,oa=new THREE.Color,
-S=new THREE.Vector3,sa,ta,za,ba,ua,va,a=16;sa=document.createElement("canvas");sa.width=sa.height=2;ta=sa.getContext("2d");ta.fillStyle="rgba(0,0,0,1)";ta.fillRect(0,0,2,2);za=ta.getImageData(0,0,2,2);ba=za.data;ua=document.createElement("canvas");ua.width=ua.height=a;va=ua.getContext("2d");va.translate(-a/2,-a/2);va.scale(a,a);a--;this.domElement=l;this.sortElements=this.sortObjects=this.autoClear=true;this.info={render:{vertices:0,faces:0}};this.setSize=function(a,b){o=a;m=b;n=Math.floor(o/2);p=
-Math.floor(m/2);l.width=o;l.height=m;ma.set(-n,-p,n,p);Z.set(-n,-p,n,p);D=1;L=0;F=A=E=t=G=null};this.setClearColor=function(a,b){u.copy(a);H=b!==void 0?b:1;Z.set(-n,-p,n,p)};this.setClearColorHex=function(a,b){u.setHex(a);H=b!==void 0?b:1;Z.set(-n,-p,n,p)};this.clear=function(){k.setTransform(1,0,0,-1,n,p);if(!Z.isEmpty()){Z.minSelf(ma);Z.inflate(2);H<1&&k.clearRect(Math.floor(Z.getX()),Math.floor(Z.getY()),Math.floor(Z.getWidth()),Math.floor(Z.getHeight()));if(H>0){c(THREE.NormalBlending);b(1);e("rgba("+
-Math.floor(u.r*255)+","+Math.floor(u.g*255)+","+Math.floor(u.b*255)+","+H+")");k.fillRect(Math.floor(Z.getX()),Math.floor(Z.getY()),Math.floor(Z.getWidth()),Math.floor(Z.getHeight()))}Z.empty()}};this.render=function(a,l){function o(a){var b,c,d,e;X.setRGB(0,0,0);na.setRGB(0,0,0);oa.setRGB(0,0,0);b=0;for(c=a.length;b<c;b++){d=a[b];e=d.color;if(d instanceof THREE.AmbientLight){X.r=X.r+e.r;X.g=X.g+e.g;X.b=X.b+e.b}else if(d instanceof THREE.DirectionalLight){na.r=na.r+e.r;na.g=na.g+e.g;na.b=na.b+e.b}else if(d instanceof
-THREE.PointLight){oa.r=oa.r+e.r;oa.g=oa.g+e.g;oa.b=oa.b+e.b}}}function m(a,b,c,d){var e,f,g,h,i,j;e=0;for(f=a.length;e<f;e++){g=a[e];h=g.color;if(g instanceof THREE.DirectionalLight){i=g.matrixWorld.getPosition();j=c.dot(i);if(!(j<=0)){j=j*g.intensity;d.r=d.r+h.r*j;d.g=d.g+h.g*j;d.b=d.b+h.b*j}}else if(g instanceof THREE.PointLight){i=g.matrixWorld.getPosition();j=c.dot(S.sub(i,b).normalize());if(!(j<=0)){j=j*(g.distance==0?1:1-Math.min(b.distanceTo(i)/g.distance,1));if(j!=0){j=j*g.intensity;d.r=d.r+
-h.r*j;d.g=d.g+h.g*j;d.b=d.b+h.b*j}}}}}function t(a,f,g){b(g.opacity);c(g.blending);var h,i,j,l,q,o;if(g instanceof THREE.ParticleBasicMaterial){if(g.map){l=g.map.image;q=l.width>>1;o=l.height>>1;g=f.scale.x*n;j=f.scale.y*p;h=g*q;i=j*o;Y.set(a.x-h,a.y-i,a.x+h,a.y+i);if(ma.intersects(Y)){k.save();k.translate(a.x,a.y);k.rotate(-f.rotation);k.scale(g,-j);k.translate(-q,-o);k.drawImage(l,0,0);k.restore()}}}else if(g instanceof THREE.ParticleCanvasMaterial){h=f.scale.x*n;i=f.scale.y*p;Y.set(a.x-h,a.y-i,
-a.x+h,a.y+i);if(ma.intersects(Y)){d(g.color.getContextStyle());e(g.color.getContextStyle());k.save();k.translate(a.x,a.y);k.rotate(-f.rotation);k.scale(h,i);g.program(k);k.restore()}}}function u(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(E!=a)k.lineWidth=E=a;a=g.linecap;if(A!=a)k.lineCap=A=a;a=g.linejoin;if(F!=a)k.lineJoin=F=
-a;d(g.color.getContextStyle());k.stroke();Y.inflate(g.linewidth*2)}}function D(a,d,e,g,h,i,k,q){f.info.render.vertices=f.info.render.vertices+3;f.info.render.faces++;b(q.opacity);c(q.blending);O=a.positionScreen.x;I=a.positionScreen.y;T=d.positionScreen.x;Q=d.positionScreen.y;U=e.positionScreen.x;C=e.positionScreen.y;G(O,I,T,Q,U,C);if(q instanceof THREE.MeshBasicMaterial)if(q.map){if(q.map.mapping instanceof THREE.UVMapping){aa=k.uvs[0];Aa(O,I,T,Q,U,C,aa[g].u,aa[g].v,aa[h].u,aa[h].v,aa[i].u,aa[i].v,
-q.map)}}else if(q.envMap){if(q.envMap.mapping instanceof THREE.SphericalReflectionMapping){a=l.matrixWorldInverse;S.copy(k.vertexNormalsWorld[g]);Ba=(S.x*a.n11+S.y*a.n12+S.z*a.n13)*0.5+0.5;Ca=-(S.x*a.n21+S.y*a.n22+S.z*a.n23)*0.5+0.5;S.copy(k.vertexNormalsWorld[h]);Da=(S.x*a.n11+S.y*a.n12+S.z*a.n13)*0.5+0.5;Ea=-(S.x*a.n21+S.y*a.n22+S.z*a.n23)*0.5+0.5;S.copy(k.vertexNormalsWorld[i]);Fa=(S.x*a.n11+S.y*a.n12+S.z*a.n13)*0.5+0.5;Ga=-(S.x*a.n21+S.y*a.n22+S.z*a.n23)*0.5+0.5;Aa(O,I,T,Q,U,C,Ba,Ca,Da,Ea,Fa,
-Ga,q.envMap)}}else q.wireframe?ja(q.color,q.wireframeLinewidth,q.wireframeLinecap,q.wireframeLinejoin):ia(q.color);else if(q instanceof THREE.MeshLambertMaterial){if(q.map&&!q.wireframe){if(q.map.mapping instanceof THREE.UVMapping){aa=k.uvs[0];Aa(O,I,T,Q,U,C,aa[g].u,aa[g].v,aa[h].u,aa[h].v,aa[i].u,aa[i].v,q.map)}c(THREE.SubtractiveBlending)}if(ya)if(!q.wireframe&&q.shading==THREE.SmoothShading&&k.vertexNormalsWorld.length==3){x.r=w.r=z.r=X.r;x.g=w.g=z.g=X.g;x.b=w.b=z.b=X.b;m(j,k.v1.positionWorld,
-k.vertexNormalsWorld[0],x);m(j,k.v2.positionWorld,k.vertexNormalsWorld[1],w);m(j,k.v3.positionWorld,k.vertexNormalsWorld[2],z);x.r=Math.max(0,Math.min(q.color.r*x.r,1));x.g=Math.max(0,Math.min(q.color.g*x.g,1));x.b=Math.max(0,Math.min(q.color.b*x.b,1));w.r=Math.max(0,Math.min(q.color.r*w.r,1));w.g=Math.max(0,Math.min(q.color.g*w.g,1));w.b=Math.max(0,Math.min(q.color.b*w.b,1));z.r=Math.max(0,Math.min(q.color.r*z.r,1));z.g=Math.max(0,Math.min(q.color.g*z.g,1));z.b=Math.max(0,Math.min(q.color.b*z.b,
-1));M.r=(w.r+z.r)*0.5;M.g=(w.g+z.g)*0.5;M.b=(w.b+z.b)*0.5;ea=wa(x,w,z,M);qa(O,I,T,Q,U,C,0,0,1,0,0,1,ea)}else{s.r=X.r;s.g=X.g;s.b=X.b;m(j,k.centroidWorld,k.normalWorld,s);s.r=Math.max(0,Math.min(q.color.r*s.r,1));s.g=Math.max(0,Math.min(q.color.g*s.g,1));s.b=Math.max(0,Math.min(q.color.b*s.b,1));q.wireframe?ja(s,q.wireframeLinewidth,q.wireframeLinecap,q.wireframeLinejoin):ia(s)}else q.wireframe?ja(q.color,q.wireframeLinewidth,q.wireframeLinecap,q.wireframeLinejoin):ia(q.color)}else if(q instanceof
-THREE.MeshDepthMaterial){ga=l.near;ha=l.far;x.r=x.g=x.b=1-pa(a.positionScreen.z,ga,ha);w.r=w.g=w.b=1-pa(d.positionScreen.z,ga,ha);z.r=z.g=z.b=1-pa(e.positionScreen.z,ga,ha);M.r=(w.r+z.r)*0.5;M.g=(w.g+z.g)*0.5;M.b=(w.b+z.b)*0.5;ea=wa(x,w,z,M);qa(O,I,T,Q,U,C,0,0,1,0,0,1,ea)}else if(q instanceof THREE.MeshNormalMaterial){s.r=ra(k.normalWorld.x);s.g=ra(k.normalWorld.y);s.b=ra(k.normalWorld.z);q.wireframe?ja(s,q.wireframeLinewidth,q.wireframeLinecap,q.wireframeLinejoin):ia(s)}}function L(a,d,e,g,h,i,k,
-q,o){f.info.render.vertices=f.info.render.vertices+4;f.info.render.faces++;b(q.opacity);c(q.blending);if(q.map||q.envMap){D(a,d,g,0,1,3,k,q,o);D(h,e,i,1,2,3,k,q,o)}else{O=a.positionScreen.x;I=a.positionScreen.y;T=d.positionScreen.x;Q=d.positionScreen.y;U=e.positionScreen.x;C=e.positionScreen.y;J=g.positionScreen.x;R=g.positionScreen.y;B=h.positionScreen.x;P=h.positionScreen.y;N=i.positionScreen.x;V=i.positionScreen.y;if(q instanceof THREE.MeshBasicMaterial){H(O,I,T,Q,U,C,J,R);q.wireframe?ja(q.color,
-q.wireframeLinewidth,q.wireframeLinecap,q.wireframeLinejoin):ia(q.color)}else if(q instanceof THREE.MeshLambertMaterial)if(ya)if(!q.wireframe&&q.shading==THREE.SmoothShading&&k.vertexNormalsWorld.length==4){x.r=w.r=z.r=M.r=X.r;x.g=w.g=z.g=M.g=X.g;x.b=w.b=z.b=M.b=X.b;m(j,k.v1.positionWorld,k.vertexNormalsWorld[0],x);m(j,k.v2.positionWorld,k.vertexNormalsWorld[1],w);m(j,k.v4.positionWorld,k.vertexNormalsWorld[3],z);m(j,k.v3.positionWorld,k.vertexNormalsWorld[2],M);x.r=Math.max(0,Math.min(q.color.r*
-x.r,1));x.g=Math.max(0,Math.min(q.color.g*x.g,1));x.b=Math.max(0,Math.min(q.color.b*x.b,1));w.r=Math.max(0,Math.min(q.color.r*w.r,1));w.g=Math.max(0,Math.min(q.color.g*w.g,1));w.b=Math.max(0,Math.min(q.color.b*w.b,1));z.r=Math.max(0,Math.min(q.color.r*z.r,1));z.g=Math.max(0,Math.min(q.color.g*z.g,1));z.b=Math.max(0,Math.min(q.color.b*z.b,1));M.r=Math.max(0,Math.min(q.color.r*M.r,1));M.g=Math.max(0,Math.min(q.color.g*M.g,1));M.b=Math.max(0,Math.min(q.color.b*M.b,1));ea=wa(x,w,z,M);G(O,I,T,Q,J,R);qa(O,
-I,T,Q,J,R,0,0,1,0,0,1,ea);G(B,P,U,C,N,V);qa(B,P,U,C,N,V,1,0,1,1,0,1,ea)}else{s.r=X.r;s.g=X.g;s.b=X.b;m(j,k.centroidWorld,k.normalWorld,s);s.r=Math.max(0,Math.min(q.color.r*s.r,1));s.g=Math.max(0,Math.min(q.color.g*s.g,1));s.b=Math.max(0,Math.min(q.color.b*s.b,1));H(O,I,T,Q,U,C,J,R);q.wireframe?ja(s,q.wireframeLinewidth,q.wireframeLinecap,q.wireframeLinejoin):ia(s)}else{H(O,I,T,Q,U,C,J,R);q.wireframe?ja(q.color,q.wireframeLinewidth,q.wireframeLinecap,q.wireframeLinejoin):ia(q.color)}else if(q instanceof
-THREE.MeshNormalMaterial){s.r=ra(k.normalWorld.x);s.g=ra(k.normalWorld.y);s.b=ra(k.normalWorld.z);H(O,I,T,Q,U,C,J,R);q.wireframe?ja(s,q.wireframeLinewidth,q.wireframeLinecap,q.wireframeLinejoin):ia(s)}else if(q instanceof THREE.MeshDepthMaterial){ga=l.near;ha=l.far;x.r=x.g=x.b=1-pa(a.positionScreen.z,ga,ha);w.r=w.g=w.b=1-pa(d.positionScreen.z,ga,ha);z.r=z.g=z.b=1-pa(g.positionScreen.z,ga,ha);M.r=M.g=M.b=1-pa(e.positionScreen.z,ga,ha);ea=wa(x,w,z,M);G(O,I,T,Q,J,R);qa(O,I,T,Q,J,R,0,0,1,0,0,1,ea);G(B,
-P,U,C,N,V);qa(B,P,U,C,N,V,1,0,1,1,0,1,ea)}}}function G(a,b,c,d,e,f){k.beginPath();k.moveTo(a,b);k.lineTo(c,d);k.lineTo(e,f);k.lineTo(a,b);k.closePath()}function H(a,b,c,d,e,f,g,h){k.beginPath();k.moveTo(a,b);k.lineTo(c,d);k.lineTo(e,f);k.lineTo(g,h);k.lineTo(a,b);k.closePath()}function ja(a,b,c,e){if(E!=b)k.lineWidth=E=b;if(A!=c)k.lineCap=A=c;if(F!=e)k.lineJoin=F=e;d(a.getContextStyle());k.stroke();Y.inflate(b*2)}function ia(a){e(a.getContextStyle());k.fill()}function Aa(a,b,c,d,f,g,h,i,j,l,o,n,m){if(m.image.width!=
-0){if(m.needsUpdate==true||la[m.id]==void 0){var p=m.wrapS==THREE.RepeatWrapping,r=m.wrapT==THREE.RepeatWrapping;la[m.id]=k.createPattern(m.image,p&&r?"repeat":p&&!r?"repeat-x":!p&&r?"repeat-y":"no-repeat");m.needsUpdate=false}e(la[m.id]);var p=m.offset.x/m.repeat.x,r=m.offset.y/m.repeat.y,t=m.image.width*m.repeat.x,u=m.image.height*m.repeat.y,h=(h+p)*t,i=(i+r)*u,c=c-a,d=d-b,f=f-a,g=g-b,j=(j+p)*t-h,l=(l+r)*u-i,o=(o+p)*t-h,n=(n+r)*u-i,p=j*n-o*l;if(p==0){if(fa[m.id]===void 0){b=document.createElement("canvas");
-b.width=m.image.width;b.height=m.image.height;b=b.getContext("2d");b.drawImage(m.image,0,0);fa[m.id]=b.getImageData(0,0,m.image.width,m.image.height).data}b=fa[m.id];h=(Math.floor(h)+Math.floor(i)*m.image.width)*4;s.setRGB(b[h]/255,b[h+1]/255,b[h+2]/255);ia(s)}else{p=1/p;m=(n*c-l*f)*p;l=(n*d-l*g)*p;c=(j*f-o*c)*p;d=(j*g-o*d)*p;a=a-m*h-c*i;h=b-l*h-d*i;k.save();k.transform(m,l,c,d,a,h);k.fill();k.restore()}}}function qa(a,b,c,d,e,f,g,h,i,j,l,m,o){var n,p;n=o.width-1;p=o.height-1;g=g*n;h=h*p;c=c-a;d=
-d-b;e=e-a;f=f-b;i=i*n-g;j=j*p-h;l=l*n-g;m=m*p-h;p=1/(i*m-l*j);n=(m*c-j*e)*p;j=(m*d-j*f)*p;c=(i*e-l*c)*p;d=(i*f-l*d)*p;a=a-n*g-c*h;b=b-j*g-d*h;k.save();k.transform(n,j,c,d,a,b);k.clip();k.drawImage(o,0,0);k.restore()}function wa(a,b,c,d){var e=~~(a.r*255),f=~~(a.g*255),a=~~(a.b*255),g=~~(b.r*255),h=~~(b.g*255),b=~~(b.b*255),i=~~(c.r*255),j=~~(c.g*255),c=~~(c.b*255),k=~~(d.r*255),l=~~(d.g*255),d=~~(d.b*255);ba[0]=e<0?0:e>255?255:e;ba[1]=f<0?0:f>255?255:f;ba[2]=a<0?0:a>255?255:a;ba[4]=g<0?0:g>255?255:
-g;ba[5]=h<0?0:h>255?255:h;ba[6]=b<0?0:b>255?255:b;ba[8]=i<0?0:i>255?255:i;ba[9]=j<0?0:j>255?255:j;ba[10]=c<0?0:c>255?255:c;ba[12]=k<0?0:k>255?255:k;ba[13]=l<0?0:l>255?255:l;ba[14]=d<0?0:d>255?255:d;ta.putImageData(za,0,0);va.drawImage(sa,0,0);return ua}function pa(a,b,c){a=(a-b)/(c-b);return a*a*(3-2*a)}function ra(a){a=(a+1)*0.5;return a<0?0:a>1?1:a}function ka(a,b){var c=b.x-a.x,d=b.y-a.y,e=c*c+d*d;if(e!=0){e=1/Math.sqrt(e);c=c*e;d=d*e;b.x=b.x+c;b.y=b.y+d;a.x=a.x-c;a.y=a.y-d}}var xa,Ha,W,ca;this.autoClear?
-this.clear():k.setTransform(1,0,0,-1,n,p);f.info.render.vertices=0;f.info.render.faces=0;g=h.projectScene(a,l,this.sortElements);i=g.elements;j=g.lights;(ya=j.length>0)&&o(j);xa=0;for(Ha=i.length;xa<Ha;xa++){W=i[xa];ca=W.material;ca=ca instanceof THREE.MeshFaceMaterial?W.faceMaterial:ca;if(!(ca==null||ca.opacity==0)){Y.empty();if(W instanceof THREE.RenderableParticle){r=W;r.x=r.x*n;r.y=r.y*p;t(r,W,ca,a)}else if(W instanceof THREE.RenderableLine){r=W.v1;v=W.v2;r.positionScreen.x=r.positionScreen.x*
-n;r.positionScreen.y=r.positionScreen.y*p;v.positionScreen.x=v.positionScreen.x*n;v.positionScreen.y=v.positionScreen.y*p;Y.addPoint(r.positionScreen.x,r.positionScreen.y);Y.addPoint(v.positionScreen.x,v.positionScreen.y);ma.intersects(Y)&&u(r,v,W,ca,a)}else if(W instanceof THREE.RenderableFace3){r=W.v1;v=W.v2;y=W.v3;r.positionScreen.x=r.positionScreen.x*n;r.positionScreen.y=r.positionScreen.y*p;v.positionScreen.x=v.positionScreen.x*n;v.positionScreen.y=v.positionScreen.y*p;y.positionScreen.x=y.positionScreen.x*
-n;y.positionScreen.y=y.positionScreen.y*p;if(ca.overdraw){ka(r.positionScreen,v.positionScreen);ka(v.positionScreen,y.positionScreen);ka(y.positionScreen,r.positionScreen)}Y.add3Points(r.positionScreen.x,r.positionScreen.y,v.positionScreen.x,v.positionScreen.y,y.positionScreen.x,y.positionScreen.y);ma.intersects(Y)&&D(r,v,y,0,1,2,W,ca,a)}else if(W instanceof THREE.RenderableFace4){r=W.v1;v=W.v2;y=W.v3;K=W.v4;r.positionScreen.x=r.positionScreen.x*n;r.positionScreen.y=r.positionScreen.y*p;v.positionScreen.x=
-v.positionScreen.x*n;v.positionScreen.y=v.positionScreen.y*p;y.positionScreen.x=y.positionScreen.x*n;y.positionScreen.y=y.positionScreen.y*p;K.positionScreen.x=K.positionScreen.x*n;K.positionScreen.y=K.positionScreen.y*p;$.positionScreen.copy(v.positionScreen);da.positionScreen.copy(K.positionScreen);if(ca.overdraw){ka(r.positionScreen,v.positionScreen);ka(v.positionScreen,K.positionScreen);ka(K.positionScreen,r.positionScreen);ka(y.positionScreen,$.positionScreen);ka(y.positionScreen,da.positionScreen)}Y.addPoint(r.positionScreen.x,
-r.positionScreen.y);Y.addPoint(v.positionScreen.x,v.positionScreen.y);Y.addPoint(y.positionScreen.x,y.positionScreen.y);Y.addPoint(K.positionScreen.x,K.positionScreen.y);ma.intersects(Y)&&L(r,v,y,K,$,da,W,ca,a)}Z.addRectangle(Y)}}k.setTransform(1,0,0,1,0,0)}};THREE.RenderableVertex=function(){this.positionWorld=new THREE.Vector3;this.positionScreen=new THREE.Vector4;this.visible=true};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.faceMaterial=this.material=null;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.faceMaterial=this.material=null;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.material=null};THREE.RenderableLine=function(){this.z=null;this.v1=new THREE.RenderableVertex;this.v2=new THREE.RenderableVertex;this.material=null};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+var THREE = THREE || { REVISION: '49dev' };
+
+if ( ! self.Int32Array ) {
+
+	self.Int32Array = Array;
+	self.Float32Array = Array;
+
+}
+
+// http://paulirish.com/2011/requestanimationframe-for-smart-animating/
+// http://my.opera.com/emoller/blog/2011/12/20/requestanimationframe-for-smart-er-animating
+
+// requestAnimationFrame polyfill by Erik Möller
+// fixes from Paul Irish and Tino Zijdel
+
+( function () {
+
+	var lastTime = 0;
+	var vendors = [ 'ms', 'moz', 'webkit', 'o' ];
+
+	for ( var x = 0; x < vendors.length && !window.requestAnimationFrame; ++ x ) {
+
+		window.requestAnimationFrame = window[ vendors[ x ] + 'RequestAnimationFrame' ];
+		window.cancelAnimationFrame = window[ vendors[ x ] + 'CancelAnimationFrame' ] || window[ vendors[ x ] + 'CancelRequestAnimationFrame' ];
+
+	}
+
+	if ( !window.requestAnimationFrame ) {
+
+		window.requestAnimationFrame = function ( callback, element ) {
+
+			var currTime = Date.now(), timeToCall = Math.max( 0, 16 - ( currTime - lastTime ) );
+			var id = window.setTimeout( function() { callback( currTime + timeToCall ); }, timeToCall );
+			lastTime = currTime + timeToCall;
+			return id;
+
+		};
+
+	}
+
+
+	if ( !window.cancelAnimationFrame ) {
+
+		window.cancelAnimationFrame = function ( id ) { clearTimeout( id ); };
+
+	}
+
+}() );
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+THREE.Color = function ( hex ) {
+
+	if ( hex !== undefined ) this.setHex( hex );
+	return this;
+
+};
+
+THREE.Color.prototype = {
+
+	constructor: THREE.Color,
+
+	r: 1, g: 1, b: 1,
+
+	copy: function ( color ) {
+
+		this.r = color.r;
+		this.g = color.g;
+		this.b = color.b;
+
+		return this;
+
+	},
+
+	copyGammaToLinear: function ( color ) {
+
+		this.r = color.r * color.r;
+		this.g = color.g * color.g;
+		this.b = color.b * color.b;
+
+		return this;
+
+	},
+
+	copyLinearToGamma: function ( color ) {
+
+		this.r = Math.sqrt( color.r );
+		this.g = Math.sqrt( color.g );
+		this.b = Math.sqrt( color.b );
+
+		return this;
+
+	},
+
+	convertGammaToLinear: function () {
+
+		var r = this.r, g = this.g, b = this.b;
+
+		this.r = r * r;
+		this.g = g * g;
+		this.b = b * b;
+
+		return this;
+
+	},
+
+	convertLinearToGamma: function () {
+
+		this.r = Math.sqrt( this.r );
+		this.g = Math.sqrt( this.g );
+		this.b = Math.sqrt( this.b );
+
+		return this;
+
+	},
+
+	setRGB: function ( r, g, b ) {
+
+		this.r = r;
+		this.g = g;
+		this.b = b;
+
+		return this;
+
+	},
+
+	setHSV: function ( h, s, v ) {
+
+		// based on MochiKit implementation by Bob Ippolito
+		// h,s,v ranges are < 0.0 - 1.0 >
+
+		var i, f, p, q, t;
+
+		if ( v === 0 ) {
+
+			this.r = this.g = this.b = 0;
+
+		} else {
+
+			i = Math.floor( h * 6 );
+			f = ( h * 6 ) - i;
+			p = v * ( 1 - s );
+			q = v * ( 1 - ( s * f ) );
+			t = v * ( 1 - ( s * ( 1 - f ) ) );
+
+			switch ( i ) {
+
+				case 1: this.r = q; this.g = v; this.b = p; break;
+				case 2: this.r = p; this.g = v; this.b = t; break;
+				case 3: this.r = p; this.g = q; this.b = v; break;
+				case 4: this.r = t; this.g = p; this.b = v; break;
+				case 5: this.r = v; this.g = p; this.b = q; break;
+				case 6: // fall through
+				case 0: this.r = v; this.g = t; this.b = p; break;
+
+			}
+
+		}
+
+		return this;
+
+	},
+
+	setHex: function ( hex ) {
+
+		hex = Math.floor( hex );
+
+		this.r = ( hex >> 16 & 255 ) / 255;
+		this.g = ( hex >> 8 & 255 ) / 255;
+		this.b = ( hex & 255 ) / 255;
+
+		return this;
+
+	},
+
+	lerpSelf: function ( color, alpha ) {
+
+		this.r += ( color.r - this.r ) * alpha;
+		this.g += ( color.g - this.g ) * alpha;
+		this.b += ( color.b - this.b ) * alpha;
+
+		return this;
+
+	},
+
+	getHex: function () {
+
+		return Math.floor( this.r * 255 ) << 16 ^ Math.floor( this.g * 255 ) << 8 ^ Math.floor( this.b * 255 );
+
+	},
+
+	getContextStyle: function () {
+
+		return 'rgb(' + Math.floor( this.r * 255 ) + ',' + Math.floor( this.g * 255 ) + ',' + Math.floor( this.b * 255 ) + ')';
+
+	},
+
+	clone: function () {
+
+		return new THREE.Color().setRGB( this.r, this.g, this.b );
+
+	}
+
+};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author philogb / http://blog.thejit.org/
+ * @author egraether / http://egraether.com/
+ * @author zz85 / http://www.lab4games.net/zz85/blog
+ */
+
+THREE.Vector2 = function ( x, y ) {
+
+	this.x = x || 0;
+	this.y = y || 0;
+
+};
+
+THREE.Vector2.prototype = {
+
+	constructor: THREE.Vector2,
+
+	set: function ( x, y ) {
+
+		this.x = x;
+		this.y = y;
+
+		return this;
+
+	},
+
+	copy: function ( v ) {
+
+		this.x = v.x;
+		this.y = v.y;
+
+		return this;
+
+	},
+
+	add: function ( a, b ) {
+
+		this.x = a.x + b.x;
+		this.y = a.y + b.y;
+
+		return this;
+
+	},
+
+	addSelf: function ( v ) {
+
+		this.x += v.x;
+		this.y += v.y;
+
+		return this;
+
+	},
+
+	sub: function ( a, b ) {
+
+		this.x = a.x - b.x;
+		this.y = a.y - b.y;
+
+		return this;
+
+	},
+
+	subSelf: function ( v ) {
+
+		this.x -= v.x;
+		this.y -= v.y;
+
+		return this;
+
+	},
+
+	multiplyScalar: function ( s ) {
+
+		this.x *= s;
+		this.y *= s;
+
+		return this;
+
+	},
+
+	divideScalar: function ( s ) {
+
+		if ( s ) {
+
+			this.x /= s;
+			this.y /= s;
+
+		} else {
+
+			this.set( 0, 0 );
+
+		}
+
+		return this;
+
+	},
+
+	negate: function() {
+
+		return this.multiplyScalar( - 1 );
+
+	},
+
+	dot: function ( v ) {
+
+		return this.x * v.x + this.y * v.y;
+
+	},
+
+	lengthSq: function () {
+
+		return this.x * this.x + this.y * this.y;
+
+	},
+
+	length: function () {
+
+		return Math.sqrt( this.lengthSq() );
+
+	},
+
+	normalize: function () {
+
+		return this.divideScalar( this.length() );
+
+	},
+
+	distanceTo: function ( v ) {
+
+		return Math.sqrt( this.distanceToSquared( v ) );
+
+	},
+
+	distanceToSquared: function ( v ) {
+
+		var dx = this.x - v.x, dy = this.y - v.y;
+		return dx * dx + dy * dy;
+
+	},
+
+	setLength: function ( l ) {
+
+		return this.normalize().multiplyScalar( l );
+
+	},
+
+	lerpSelf: function ( v, alpha ) {
+
+		this.x += ( v.x - this.x ) * alpha;
+		this.y += ( v.y - this.y ) * alpha;
+
+		return this;
+
+	},
+
+	equals: function( v ) {
+
+		return ( ( v.x === this.x ) && ( v.y === this.y ) );
+
+	},
+
+	isZero: function () {
+
+		return ( this.lengthSq() < 0.0001 /* almostZero */ );
+
+	},
+
+	clone: function () {
+
+		return new THREE.Vector2( this.x, this.y );
+
+	}
+
+};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author kile / http://kile.stravaganza.org/
+ * @author philogb / http://blog.thejit.org/
+ * @author mikael emtinger / http://gomo.se/
+ * @author egraether / http://egraether.com/
+ */
+
+THREE.Vector3 = function ( x, y, z ) {
+
+	this.x = x || 0;
+	this.y = y || 0;
+	this.z = z || 0;
+
+};
+
+
+THREE.Vector3.prototype = {
+
+	constructor: THREE.Vector3,
+
+	set: function ( x, y, z ) {
+
+		this.x = x;
+		this.y = y;
+		this.z = z;
+
+		return this;
+
+	},
+
+	setX: function ( x ) {
+
+		this.x = x;
+
+		return this;
+
+	},
+
+	setY: function ( y ) {
+
+		this.y = y;
+
+		return this;
+
+	},
+
+	setZ: function ( z ) {
+
+		this.z = z;
+
+		return this;
+
+	},
+
+	copy: function ( v ) {
+
+		this.x = v.x;
+		this.y = v.y;
+		this.z = v.z;
+
+		return this;
+
+	},
+
+	add: function ( a, b ) {
+
+		this.x = a.x + b.x;
+		this.y = a.y + b.y;
+		this.z = a.z + b.z;
+
+		return this;
+
+	},
+
+	addSelf: function ( v ) {
+
+		this.x += v.x;
+		this.y += v.y;
+		this.z += v.z;
+
+		return this;
+
+	},
+
+	addScalar: function ( s ) {
+
+		this.x += s;
+		this.y += s;
+		this.z += s;
+
+		return this;
+
+	},
+
+	sub: function ( a, b ) {
+
+		this.x = a.x - b.x;
+		this.y = a.y - b.y;
+		this.z = a.z - b.z;
+
+		return this;
+
+	},
+
+	subSelf: function ( v ) {
+
+		this.x -= v.x;
+		this.y -= v.y;
+		this.z -= v.z;
+
+		return this;
+
+	},
+
+	multiply: function ( a, b ) {
+
+		this.x = a.x * b.x;
+		this.y = a.y * b.y;
+		this.z = a.z * b.z;
+
+		return this;
+
+	},
+
+	multiplySelf: function ( v ) {
+
+		this.x *= v.x;
+		this.y *= v.y;
+		this.z *= v.z;
+
+		return this;
+
+	},
+
+	multiplyScalar: function ( s ) {
+
+		this.x *= s;
+		this.y *= s;
+		this.z *= s;
+
+		return this;
+
+	},
+
+	divideSelf: function ( v ) {
+
+		this.x /= v.x;
+		this.y /= v.y;
+		this.z /= v.z;
+
+		return this;
+
+	},
+
+	divideScalar: function ( s ) {
+
+		if ( s ) {
+
+			this.x /= s;
+			this.y /= s;
+			this.z /= s;
+
+		} else {
+
+			this.x = 0;
+			this.y = 0;
+			this.z = 0;
+
+		}
+
+		return this;
+
+	},
+
+
+	negate: function() {
+
+		return this.multiplyScalar( - 1 );
+
+	},
+
+	dot: function ( v ) {
+
+		return this.x * v.x + this.y * v.y + this.z * v.z;
+
+	},
+
+	lengthSq: function () {
+
+		return this.x * this.x + this.y * this.y + this.z * this.z;
+
+	},
+
+	length: function () {
+
+		return Math.sqrt( this.lengthSq() );
+
+	},
+
+	lengthManhattan: function () {
+
+		return Math.abs( this.x ) + Math.abs( this.y ) + Math.abs( this.z );
+
+	},
+
+	normalize: function () {
+
+		return this.divideScalar( this.length() );
+
+	},
+
+	setLength: function ( l ) {
+
+		return this.normalize().multiplyScalar( l );
+
+	},
+
+	lerpSelf: function ( v, alpha ) {
+
+		this.x += ( v.x - this.x ) * alpha;
+		this.y += ( v.y - this.y ) * alpha;
+		this.z += ( v.z - this.z ) * alpha;
+
+		return this;
+
+	},
+
+	cross: function ( a, b ) {
+
+		this.x = a.y * b.z - a.z * b.y;
+		this.y = a.z * b.x - a.x * b.z;
+		this.z = a.x * b.y - a.y * b.x;
+
+		return this;
+
+	},
+
+	crossSelf: function ( v ) {
+
+		var x = this.x, y = this.y, z = this.z;
+
+		this.x = y * v.z - z * v.y;
+		this.y = z * v.x - x * v.z;
+		this.z = x * v.y - y * v.x;
+
+		return this;
+
+	},
+
+	distanceTo: function ( v ) {
+
+		return Math.sqrt( this.distanceToSquared( v ) );
+
+	},
+
+	distanceToSquared: function ( v ) {
+
+		return new THREE.Vector3().sub( this, v ).lengthSq();
+
+	},
+
+	getPositionFromMatrix: function ( m ) {
+
+		this.x = m.elements[12];
+		this.y = m.elements[13];
+		this.z = m.elements[14];
+
+		return this;
+
+	},
+
+	getRotationFromMatrix: function ( m, scale ) {
+
+		var sx = scale ? scale.x : 1;
+		var sy = scale ? scale.y : 1;
+		var sz = scale ? scale.z : 1;
+
+		var m11 = m.elements[0] / sx, m12 = m.elements[4] / sy, m13 = m.elements[8] / sz;
+		var m21 = m.elements[1] / sx, m22 = m.elements[5] / sy, m23 = m.elements[9] / sz;
+		var m33 = m.elements[10] / sz;
+
+		this.y = Math.asin( m13 );
+
+		var cosY = Math.cos( this.y );
+
+		if ( Math.abs( cosY ) > 0.00001 ) {
+
+			this.x = Math.atan2( - m23 / cosY, m33 / cosY );
+			this.z = Math.atan2( - m12 / cosY, m11 / cosY );
+
+		} else {
+
+			this.x = 0;
+			this.z = Math.atan2( m21, m22 );
+
+		}
+
+		return this;
+
+	},
+
+	/*
+
+	// from http://www.mathworks.com/matlabcentral/fileexchange/20696-function-to-convert-between-dcm-euler-angles-quaternions-and-euler-vectors/content/SpinCalc.m
+	// order XYZ
+
+	getEulerXYZFromQuaternion: function ( q ) {
+
+		this.x = Math.atan2( 2 * ( q.x * q.w - q.y * q.z ), ( q.w * q.w - q.x * q.x - q.y * q.y + q.z * q.z ) );
+		this.y = Math.asin( 2 *  ( q.x * q.z + q.y * q.w ) );
+		this.z = Math.atan2( 2 * ( q.z * q.w - q.x * q.y ), ( q.w * q.w + q.x * q.x - q.y * q.y - q.z * q.z ) );
+
+	},
+
+	// from http://www.euclideanspace.com/maths/geometry/rotations/conversions/quaternionToEuler/index.htm
+	// order YZX (assuming heading == y, attitude == z, bank == x)
+
+	getEulerYZXFromQuaternion: function ( q ) {
+
+		var sqw = q.w * q.w;
+		var sqx = q.x * q.x;
+		var sqy = q.y * q.y;
+		var sqz = q.z * q.z;
+		var unit = sqx + sqy + sqz + sqw; // if normalised is one, otherwise is correction factor
+		var test = q.x * q.y + q.z * q.w;
+
+		if ( test > 0.499 * unit ) { // singularity at north pole
+
+			this.y = 2 * Math.atan2( q.x, q.w );
+			this.z = Math.PI / 2;
+			this.x = 0;
+
+			return;
+
+		}
+
+		if ( test < -0.499 * unit ) { // singularity at south pole
+
+			this.y = -2 * Math.atan2( q.x, q.w );
+			this.z = -Math.PI / 2;
+			this.x = 0;
+
+			return;
+
+		}
+
+		this.y = Math.atan2( 2 * q.y * q.w - 2 * q.x * q.z, sqx - sqy - sqz + sqw );
+		this.z = Math.asin( 2 * test / unit );
+		this.x = Math.atan2( 2 * q.x * q.w - 2 * q.y * q.z, -sqx + sqy - sqz + sqw );
+
+	},
+
+	*/
+
+	getScaleFromMatrix: function ( m ) {
+
+		var sx = this.set( m.elements[0], m.elements[1], m.elements[2] ).length();
+		var sy = this.set( m.elements[4], m.elements[5], m.elements[6] ).length();
+		var sz = this.set( m.elements[8], m.elements[9], m.elements[10] ).length();
+
+		this.x = sx;
+		this.y = sy;
+		this.z = sz;
+
+	},
+
+	equals: function ( v ) {
+
+		return ( ( v.x === this.x ) && ( v.y === this.y ) && ( v.z === this.z ) );
+
+	},
+
+	isZero: function () {
+
+		return ( this.lengthSq() < 0.0001 /* almostZero */ );
+
+	},
+
+	clone: function () {
+
+		return new THREE.Vector3( this.x, this.y, this.z );
+
+	}
+
+};
+
+/**
+ * @author supereggbert / http://www.paulbrunt.co.uk/
+ * @author philogb / http://blog.thejit.org/
+ * @author mikael emtinger / http://gomo.se/
+ * @author egraether / http://egraether.com/
+ */
+
+THREE.Vector4 = function ( x, y, z, w ) {
+
+	this.x = x || 0;
+	this.y = y || 0;
+	this.z = z || 0;
+	this.w = ( w !== undefined ) ? w : 1;
+
+};
+
+THREE.Vector4.prototype = {
+
+	constructor: THREE.Vector4,
+
+	set: function ( x, y, z, w ) {
+
+		this.x = x;
+		this.y = y;
+		this.z = z;
+		this.w = w;
+
+		return this;
+
+	},
+
+	copy: function ( v ) {
+
+		this.x = v.x;
+		this.y = v.y;
+		this.z = v.z;
+		this.w = ( v.w !== undefined ) ? v.w : 1;
+
+		return this;
+
+	},
+
+	add: function ( a, b ) {
+
+		this.x = a.x + b.x;
+		this.y = a.y + b.y;
+		this.z = a.z + b.z;
+		this.w = a.w + b.w;
+
+		return this;
+
+	},
+
+	addSelf: function ( v ) {
+
+		this.x += v.x;
+		this.y += v.y;
+		this.z += v.z;
+		this.w += v.w;
+
+		return this;
+
+	},
+
+	sub: function ( a, b ) {
+
+		this.x = a.x - b.x;
+		this.y = a.y - b.y;
+		this.z = a.z - b.z;
+		this.w = a.w - b.w;
+
+		return this;
+
+	},
+
+	subSelf: function ( v ) {
+
+		this.x -= v.x;
+		this.y -= v.y;
+		this.z -= v.z;
+		this.w -= v.w;
+
+		return this;
+
+	},
+
+	multiplyScalar: function ( s ) {
+
+		this.x *= s;
+		this.y *= s;
+		this.z *= s;
+		this.w *= s;
+
+		return this;
+
+	},
+
+	divideScalar: function ( s ) {
+
+		if ( s ) {
+
+			this.x /= s;
+			this.y /= s;
+			this.z /= s;
+			this.w /= s;
+
+		} else {
+
+			this.x = 0;
+			this.y = 0;
+			this.z = 0;
+			this.w = 1;
+
+		}
+
+		return this;
+
+	},
+
+
+	negate: function() {
+
+		return this.multiplyScalar( -1 );
+
+	},
+
+	dot: function ( v ) {
+
+		return this.x * v.x + this.y * v.y + this.z * v.z + this.w * v.w;
+
+	},
+
+	lengthSq: function () {
+
+		return this.dot( this );
+
+	},
+
+	length: function () {
+
+		return Math.sqrt( this.lengthSq() );
+
+	},
+
+	normalize: function () {
+
+		return this.divideScalar( this.length() );
+
+	},
+
+	setLength: function ( l ) {
+
+		return this.normalize().multiplyScalar( l );
+
+	},
+
+	lerpSelf: function ( v, alpha ) {
+
+		this.x += ( v.x - this.x ) * alpha;
+		this.y += ( v.y - this.y ) * alpha;
+		this.z += ( v.z - this.z ) * alpha;
+		this.w += ( v.w - this.w ) * alpha;
+
+		return this;
+
+	},
+
+	clone: function () {
+
+		return new THREE.Vector4( this.x, this.y, this.z, this.w );
+
+	}
+
+};
+/**
+ * @author mrdoob / http://mrdoob.com/
+ * @author alteredq / http://alteredqualia.com/
+ */
+
+THREE.Frustum = function ( ) {
+
+	this.planes = [
+
+		new THREE.Vector4(),
+		new THREE.Vector4(),
+		new THREE.Vector4(),
+		new THREE.Vector4(),
+		new THREE.Vector4(),
+		new THREE.Vector4()
+
+	];
+
+};
+
+THREE.Frustum.prototype.setFromMatrix = function ( m ) {
+
+	var i, plane,
+	planes = this.planes;
+    var me = m.elements;
+    var me0 = me[0], me1 = me[1], me2 = me[2], me3 = me[3]; 
+    var me4 = me[4], me5 = me[5], me6 = me[6], me7 = me[7]; 
+    var me8 = me[8], me9 = me[9], me10 = me[10], me11 = me[11]; 
+    var me12 = me[12], me13 = me[13], me14 = me[14], me15 = me[15]; 
+
+	planes[ 0 ].set( me3 - me0, me7 - me4, me11 - me8, me15 - me12 );
+	planes[ 1 ].set( me3 + me0, me7 + me4, me11 + me8, me15 + me12 );
+	planes[ 2 ].set( me3 + me1, me7 + me5, me11 + me9, me15 + me13 );
+	planes[ 3 ].set( me3 - me1, me7 - me5, me11 - me9, me15 - me13 );
+	planes[ 4 ].set( me3 - me2, me7 - me6, me11 - me10, me15 - me14 );
+	planes[ 5 ].set( me3 + me2, me7 + me6, me11 + me10, me15 + me14 );
+
+	for ( i = 0; i < 6; i ++ ) {
+
+		plane = planes[ i ];
+		plane.divideScalar( Math.sqrt( plane.x * plane.x + plane.y * plane.y + plane.z * plane.z ) );
+
+	}
+
+};
+
+THREE.Frustum.prototype.contains = function ( object ) {
+
+	var distance,
+	planes = this.planes,
+	matrix = object.matrixWorld,
+    me = matrix.elements,
+	scale = THREE.Frustum.__v1.set( matrix.getColumnX().length(), matrix.getColumnY().length(), matrix.getColumnZ().length() ),
+	radius = - object.geometry.boundingSphere.radius * Math.max( scale.x, Math.max( scale.y, scale.z ) );
+
+	for ( var i = 0; i < 6; i ++ ) {
+
+		distance = planes[ i ].x * me[12] + planes[ i ].y * me[13] + planes[ i ].z * me[14] + planes[ i ].w;
+		if ( distance <= radius ) return false;
+
+	}
+
+	return true;
+
+};
+
+THREE.Frustum.__v1 = new THREE.Vector3();
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+THREE.Ray = function ( origin, direction ) {
+
+	this.origin = origin || new THREE.Vector3();
+	this.direction = direction || new THREE.Vector3();
+
+	var precision = 0.0001;
+
+	this.setPrecision = function ( value ) {
+
+		precision = value;
+
+	};
+
+	var a = new THREE.Vector3();
+	var b = new THREE.Vector3();
+	var c = new THREE.Vector3();
+	var d = new THREE.Vector3();
+
+	var originCopy = new THREE.Vector3();
+	var directionCopy = new THREE.Vector3();
+
+	var vector = new THREE.Vector3();
+	var normal = new THREE.Vector3();
+	var intersectPoint = new THREE.Vector3()
+
+	this.intersectObject = function ( object ) {
+
+		var intersect, intersects = [];
+
+		if ( object instanceof THREE.Particle ) {
+
+			var distance = distanceFromIntersection( this.origin, this.direction, object.matrixWorld.getPosition() );
+
+			if ( distance > object.scale.x ) {
+
+				return [];
+
+			}
+
+			intersect = {
+
+				distance: distance,
+				point: object.position,
+				face: null,
+				object: object
+
+			};
+
+			intersects.push( intersect );
+
+		} else if ( object instanceof THREE.Mesh ) {
+
+			// Checking boundingSphere
+
+			var distance = distanceFromIntersection( this.origin, this.direction, object.matrixWorld.getPosition() );
+			var scale = THREE.Frustum.__v1.set( object.matrixWorld.getColumnX().length(), object.matrixWorld.getColumnY().length(), object.matrixWorld.getColumnZ().length() );
+
+			if ( distance > object.geometry.boundingSphere.radius * Math.max( scale.x, Math.max( scale.y, scale.z ) ) ) {
+
+				return intersects;
+
+			}
+
+			// Checking faces
+
+			var f, fl, face, dot, scalar,
+			geometry = object.geometry,
+			vertices = geometry.vertices,
+			objMatrix;
+
+			object.matrixRotationWorld.extractRotation( object.matrixWorld );
+
+			for ( f = 0, fl = geometry.faces.length; f < fl; f ++ ) {
+
+				face = geometry.faces[ f ];
+
+				originCopy.copy( this.origin );
+				directionCopy.copy( this.direction );
+
+				objMatrix = object.matrixWorld;
+
+				// determine if ray intersects the plane of the face
+				// note: this works regardless of the direction of the face normal
+
+				vector = objMatrix.multiplyVector3( vector.copy( face.centroid ) ).subSelf( originCopy );
+				normal = object.matrixRotationWorld.multiplyVector3( normal.copy( face.normal ) );
+				dot = directionCopy.dot( normal );
+
+				// bail if ray and plane are parallel
+
+				if ( Math.abs( dot ) < precision ) continue;
+
+				// calc distance to plane
+
+				scalar = normal.dot( vector ) / dot;
+
+				// if negative distance, then plane is behind ray
+
+				if ( scalar < 0 ) continue;
+
+				if ( object.doubleSided || ( object.flipSided ? dot > 0 : dot < 0 ) ) {
+
+					intersectPoint.add( originCopy, directionCopy.multiplyScalar( scalar ) );
+
+					if ( face instanceof THREE.Face3 ) {
+
+						a = objMatrix.multiplyVector3( a.copy( vertices[ face.a ] ) );
+						b = objMatrix.multiplyVector3( b.copy( vertices[ face.b ] ) );
+						c = objMatrix.multiplyVector3( c.copy( vertices[ face.c ] ) );
+
+						if ( pointInFace3( intersectPoint, a, b, c ) ) {
+
+							intersect = {
+
+								distance: originCopy.distanceTo( intersectPoint ),
+								point: intersectPoint.clone(),
+								face: face,
+								object: object
+
+							};
+
+							intersects.push( intersect );
+
+						}
+
+					} else if ( face instanceof THREE.Face4 ) {
+
+						a = objMatrix.multiplyVector3( a.copy( vertices[ face.a ] ) );
+						b = objMatrix.multiplyVector3( b.copy( vertices[ face.b ] ) );
+						c = objMatrix.multiplyVector3( c.copy( vertices[ face.c ] ) );
+						d = objMatrix.multiplyVector3( d.copy( vertices[ face.d ] ) );
+
+						if ( pointInFace3( intersectPoint, a, b, d ) || pointInFace3( intersectPoint, b, c, d ) ) {
+
+							intersect = {
+
+								distance: originCopy.distanceTo( intersectPoint ),
+								point: intersectPoint.clone(),
+								face: face,
+								object: object
+
+							};
+
+							intersects.push( intersect );
+
+						}
+
+					}
+
+				}
+
+			}
+
+		}
+
+		return intersects;
+
+	}
+
+	this.intersectObjects = function ( objects ) {
+
+		var intersects = [];
+
+		for ( var i = 0, l = objects.length; i < l; i ++ ) {
+
+			Array.prototype.push.apply( intersects, this.intersectObject( objects[ i ] ) );
+
+		}
+
+		intersects.sort( function ( a, b ) { return a.distance - b.distance; } );
+
+		return intersects;
+
+	};
+
+	var v0 = new THREE.Vector3(), v1 = new THREE.Vector3(), v2 = new THREE.Vector3();
+	var dot, intersect, distance;
+
+	function distanceFromIntersection( origin, direction, position ) {
+
+		v0.sub( position, origin );
+		dot = v0.dot( direction );
+
+		intersect = v1.add( origin, v2.copy( direction ).multiplyScalar( dot ) );
+		distance = position.distanceTo( intersect );
+
+		return distance;
+
+	}
+
+	// http://www.blackpawn.com/texts/pointinpoly/default.html
+
+	var dot00, dot01, dot02, dot11, dot12, invDenom, u, v;
+
+	function pointInFace3( p, a, b, c ) {
+
+		v0.sub( c, a );
+		v1.sub( b, a );
+		v2.sub( p, a );
+
+		dot00 = v0.dot( v0 );
+		dot01 = v0.dot( v1 );
+		dot02 = v0.dot( v2 );
+		dot11 = v1.dot( v1 );
+		dot12 = v1.dot( v2 );
+
+		invDenom = 1 / ( dot00 * dot11 - dot01 * dot01 );
+		u = ( dot11 * dot02 - dot01 * dot12 ) * invDenom;
+		v = ( dot00 * dot12 - dot01 * dot02 ) * invDenom;
+
+		return ( u >= 0 ) && ( v >= 0 ) && ( u + v < 1 );
+
+	}
+
+};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+THREE.Rectangle = function () {
+
+	var _left, _top, _right, _bottom,
+	_width, _height, _isEmpty = true;
+
+	function resize() {
+
+		_width = _right - _left;
+		_height = _bottom - _top;
+
+	}
+
+	this.getX = function () {
+
+		return _left;
+
+	};
+
+	this.getY = function () {
+
+		return _top;
+
+	};
+
+	this.getWidth = function () {
+
+		return _width;
+
+	};
+
+	this.getHeight = function () {
+
+		return _height;
+
+	};
+
+	this.getLeft = function() {
+
+		return _left;
+
+	};
+
+	this.getTop = function() {
+
+		return _top;
+
+	};
+
+	this.getRight = function() {
+
+		return _right;
+
+	};
+
+	this.getBottom = function() {
+
+		return _bottom;
+
+	};
+
+	this.set = function ( left, top, right, bottom ) {
+
+		_isEmpty = false;
+
+		_left = left; _top = top;
+		_right = right; _bottom = bottom;
+
+		resize();
+
+	};
+
+	this.addPoint = function ( x, y ) {
+
+		if ( _isEmpty ) {
+
+			_isEmpty = false;
+			_left = x; _top = y;
+			_right = x; _bottom = y;
+
+			resize();
+
+		} else {
+
+			_left = _left < x ? _left : x; // Math.min( _left, x );
+			_top = _top < y ? _top : y; // Math.min( _top, y );
+			_right = _right > x ? _right : x; // Math.max( _right, x );
+			_bottom = _bottom > y ? _bottom : y; // Math.max( _bottom, y );
+
+			resize();
+		}
+
+	};
+
+	this.add3Points = function ( x1, y1, x2, y2, x3, y3 ) {
+
+		if (_isEmpty) {
+
+			_isEmpty = false;
+			_left = x1 < x2 ? ( x1 < x3 ? x1 : x3 ) : ( x2 < x3 ? x2 : x3 );
+			_top = y1 < y2 ? ( y1 < y3 ? y1 : y3 ) : ( y2 < y3 ? y2 : y3 );
+			_right = x1 > x2 ? ( x1 > x3 ? x1 : x3 ) : ( x2 > x3 ? x2 : x3 );
+			_bottom = y1 > y2 ? ( y1 > y3 ? y1 : y3 ) : ( y2 > y3 ? y2 : y3 );
+
+			resize();
+
+		} else {
+
+			_left = x1 < x2 ? ( x1 < x3 ? ( x1 < _left ? x1 : _left ) : ( x3 < _left ? x3 : _left ) ) : ( x2 < x3 ? ( x2 < _left ? x2 : _left ) : ( x3 < _left ? x3 : _left ) );
+			_top = y1 < y2 ? ( y1 < y3 ? ( y1 < _top ? y1 : _top ) : ( y3 < _top ? y3 : _top ) ) : ( y2 < y3 ? ( y2 < _top ? y2 : _top ) : ( y3 < _top ? y3 : _top ) );
+			_right = x1 > x2 ? ( x1 > x3 ? ( x1 > _right ? x1 : _right ) : ( x3 > _right ? x3 : _right ) ) : ( x2 > x3 ? ( x2 > _right ? x2 : _right ) : ( x3 > _right ? x3 : _right ) );
+			_bottom = y1 > y2 ? ( y1 > y3 ? ( y1 > _bottom ? y1 : _bottom ) : ( y3 > _bottom ? y3 : _bottom ) ) : ( y2 > y3 ? ( y2 > _bottom ? y2 : _bottom ) : ( y3 > _bottom ? y3 : _bottom ) );
+
+			resize();
+
+		};
+
+	};
+
+	this.addRectangle = function ( r ) {
+
+		if ( _isEmpty ) {
+
+			_isEmpty = false;
+			_left = r.getLeft(); _top = r.getTop();
+			_right = r.getRight(); _bottom = r.getBottom();
+
+			resize();
+
+		} else {
+
+			_left = _left < r.getLeft() ? _left : r.getLeft(); // Math.min(_left, r.getLeft() );
+			_top = _top < r.getTop() ? _top : r.getTop(); // Math.min(_top, r.getTop() );
+			_right = _right > r.getRight() ? _right : r.getRight(); // Math.max(_right, r.getRight() );
+			_bottom = _bottom > r.getBottom() ? _bottom : r.getBottom(); // Math.max(_bottom, r.getBottom() );
+
+			resize();
+
+		}
+
+	};
+
+	this.inflate = function ( v ) {
+
+		_left -= v; _top -= v;
+		_right += v; _bottom += v;
+
+		resize();
+
+	};
+
+	this.minSelf = function ( r ) {
+
+		_left = _left > r.getLeft() ? _left : r.getLeft(); // Math.max( _left, r.getLeft() );
+		_top = _top > r.getTop() ? _top : r.getTop(); // Math.max( _top, r.getTop() );
+		_right = _right < r.getRight() ? _right : r.getRight(); // Math.min( _right, r.getRight() );
+		_bottom = _bottom < r.getBottom() ? _bottom : r.getBottom(); // Math.min( _bottom, r.getBottom() );
+
+		resize();
+
+	};
+
+	this.intersects = function ( r ) {
+
+		// http://gamemath.com/2011/09/detecting-whether-two-boxes-overlap/
+
+		if ( _right < r.getLeft() ) return false;
+		if ( _left > r.getRight() ) return false;
+		if ( _bottom < r.getTop() ) return false;
+		if ( _top > r.getBottom() ) return false;
+
+		return true;
+
+	};
+
+	this.empty = function () {
+
+		_isEmpty = true;
+
+		_left = 0; _top = 0;
+		_right = 0; _bottom = 0;
+
+		resize();
+
+	};
+
+	this.isEmpty = function () {
+
+		return _isEmpty;
+
+	};
+
+};
+/**
+ * @author alteredq / http://alteredqualia.com/
+ */
+
+THREE.Math = {
+
+	// Clamp value to range <a, b>
+
+	clamp: function ( x, a, b ) {
+
+		return ( x < a ) ? a : ( ( x > b ) ? b : x );
+
+	},
+
+	// Clamp value to range <a, inf)
+
+	clampBottom: function ( x, a ) {
+
+		return x < a ? a : x;
+
+	},
+
+	// Linear mapping from range <a1, a2> to range <b1, b2>
+
+	mapLinear: function ( x, a1, a2, b1, b2 ) {
+
+		return b1 + ( x - a1 ) * ( b2 - b1 ) / ( a2 - a1 );
+
+	},
+
+	// Random float from <0, 1> with 16 bits of randomness
+	// (standard Math.random() creates repetitive patterns when applied over larger space)
+
+	random16: function () {
+
+		return ( 65280 * Math.random() + 255 * Math.random() ) / 65535;
+
+	},
+
+	// Random integer from <low, high> interval
+
+	randInt: function ( low, high ) {
+
+		return low + Math.floor( Math.random() * ( high - low + 1 ) );
+
+	},
+
+	// Random float from <low, high> interval
+
+	randFloat: function ( low, high ) {
+
+		return low + Math.random() * ( high - low );
+
+	},
+
+	// Random float from <-range/2, range/2> interval
+
+	randFloatSpread: function ( range ) {
+
+		return range * ( 0.5 - Math.random() );
+
+	},
+
+	sign: function ( x ) {
+
+		return ( x < 0 ) ? -1 : ( ( x > 0 ) ? 1 : 0 );
+
+	}
+
+};
+/**
+ * @author alteredq / http://alteredqualia.com/
+ */
+
+THREE.Matrix3 = function () {
+
+	this.elements = new Float32Array(9);
+
+};
+
+THREE.Matrix3.prototype = {
+
+	constructor: THREE.Matrix3,
+
+	getInverse: function ( matrix ) {
+
+		// input: THREE.Matrix4
+		// ( based on http://code.google.com/p/webgl-mjs/ )
+
+        var me = matrix.elements;
+        
+		var a11 =   me[10] * me[5] - me[6] * me[9];
+		var a21 = - me[10] * me[1] + me[2] * me[9];
+		var a31 =   me[6] * me[1] - me[2] * me[5];
+		var a12 = - me[10] * me[4] + me[6] * me[8];
+		var a22 =   me[10] * me[0] - me[2] * me[8];
+		var a32 = - me[6] * me[0] + me[2] * me[4];
+		var a13 =   me[9] * me[4] - me[5] * me[8];
+		var a23 = - me[9] * me[0] + me[1] * me[8];
+		var a33 =   me[5] * me[0] - me[1] * me[4];
+
+		var det = me[0] * a11 + me[1] * a12 + me[2] * a13;
+
+		// no inverse
+
+		if ( det === 0 ) {
+
+			console.warn( "Matrix3.getInverse(): determinant == 0" );
+
+		}
+
+		var idet = 1.0 / det;
+
+		var m = this.elements;
+
+		m[ 0 ] = idet * a11; m[ 1 ] = idet * a21; m[ 2 ] = idet * a31;
+		m[ 3 ] = idet * a12; m[ 4 ] = idet * a22; m[ 5 ] = idet * a32;
+		m[ 6 ] = idet * a13; m[ 7 ] = idet * a23; m[ 8 ] = idet * a33;
+
+		return this;
+
+	},
+
+	
+	transpose: function () {
+
+		var tmp, m = this.elements;
+
+		tmp = m[1]; m[1] = m[3]; m[3] = tmp;
+		tmp = m[2]; m[2] = m[6]; m[6] = tmp;
+		tmp = m[5]; m[5] = m[7]; m[7] = tmp;
+
+		return this;
+
+	},
+	
+
+	transposeIntoArray: function ( r ) {
+
+		var m = this.m;
+
+		r[ 0 ] = m[ 0 ];
+		r[ 1 ] = m[ 3 ];
+		r[ 2 ] = m[ 6 ];
+		r[ 3 ] = m[ 1 ];
+		r[ 4 ] = m[ 4 ];
+		r[ 5 ] = m[ 7 ];
+		r[ 6 ] = m[ 2 ];
+		r[ 7 ] = m[ 5 ];
+		r[ 8 ] = m[ 8 ];
+
+		return this;
+
+	}
+
+};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author supereggbert / http://www.paulbrunt.co.uk/
+ * @author philogb / http://blog.thejit.org/
+ * @author jordi_ros / http://plattsoft.com
+ * @author D1plo1d / http://github.com/D1plo1d
+ * @author alteredq / http://alteredqualia.com/
+ * @author mikael emtinger / http://gomo.se/
+ * @author timknip / http://www.floorplanner.com/
+ */
+
+
+THREE.Matrix4 = function ( n11, n12, n13, n14, n21, n22, n23, n24, n31, n32, n33, n34, n41, n42, n43, n44 ) {
+
+    this.elements = new Float32Array(16);
+
+	this.set(
+
+		( n11 !== undefined ) ? n11 : 1, n12 || 0, n13 || 0, n14 || 0,
+		n21 || 0, ( n22 !== undefined ) ? n22 : 1, n23 || 0, n24 || 0,
+		n31 || 0, n32 || 0, ( n33 !== undefined ) ? n33 : 1, n34 || 0,
+		n41 || 0, n42 || 0, n43 || 0, ( n44 !== undefined ) ? n44 : 1
+
+	);
+
+};
+
+THREE.Matrix4.prototype = {
+
+	constructor: THREE.Matrix4,
+
+	set: function ( n11, n12, n13, n14, n21, n22, n23, n24, n31, n32, n33, n34, n41, n42, n43, n44 ) {
+        var te = this.elements;
+        
+		te[0] = n11; te[4] = n12; te[8] = n13; te[12] = n14;
+		te[1] = n21; te[5] = n22; te[9] = n23; te[13] = n24;
+		te[2] = n31; te[6] = n32; te[10] = n33; te[14] = n34;
+		te[3] = n41; te[7] = n42; te[11] = n43; te[15] = n44;
+
+		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 ( m ) {
+        
+        var me = m.elements;
+        
+		this.set(
+
+			me[0], me[4], me[8], me[12],
+			me[1], me[5], me[9], me[13],
+			me[2], me[6], me[10], me[14],
+			me[3], me[7], me[11], me[15]
+
+		);
+
+		return this;
+
+	},
+
+	lookAt: function ( eye, target, up ) {
+        var te = this.elements;
+        
+		var x = THREE.Matrix4.__v1;
+		var y = THREE.Matrix4.__v2;
+		var z = THREE.Matrix4.__v3;
+
+		z.sub( eye, target ).normalize();
+
+		if ( z.length() === 0 ) {
+
+			z.z = 1;
+
+		}
+
+		x.cross( up, z ).normalize();
+
+		if ( x.length() === 0 ) {
+
+			z.x += 0.0001;
+			x.cross( up, z ).normalize();
+
+		}
+
+		y.cross( z, x );
+
+
+		te[0] = x.x; te[4] = y.x; te[8] = z.x;
+		te[1] = x.y; te[5] = y.y; te[9] = z.y;
+		te[2] = x.z; te[6] = y.z; te[10] = z.z;
+
+		return this;
+
+	},
+
+	multiply: function ( a, b ) {
+        
+        var ae = a.elements,
+            be = b.elements,
+            te = this.elements;
+
+		var a11 = ae[0], a12 = ae[4], a13 = ae[8], a14 = ae[12];
+		var a21 = ae[1], a22 = ae[5], a23 = ae[9], a24 = ae[13];
+		var a31 = ae[2], a32 = ae[6], a33 = ae[10], a34 = ae[14];
+		var a41 = ae[3], a42 = ae[7], a43 = ae[11], a44 = ae[15];
+
+		var b11 = be[0], b12 = be[4], b13 = be[8], b14 = be[12];
+		var b21 = be[1], b22 = be[5], b23 = be[9], b24 = be[13];
+		var b31 = be[2], b32 = be[6], b33 = be[10], b34 = be[14];
+		var b41 = be[3], b42 = be[7], b43 = be[11], b44 = be[15];
+
+		te[0] = a11 * b11 + a12 * b21 + a13 * b31 + a14 * b41;
+		te[4] = a11 * b12 + a12 * b22 + a13 * b32 + a14 * b42;
+		te[8] = a11 * b13 + a12 * b23 + a13 * b33 + a14 * b43;
+		te[12] = a11 * b14 + a12 * b24 + a13 * b34 + a14 * b44;
+
+		te[1] = a21 * b11 + a22 * b21 + a23 * b31 + a24 * b41;
+		te[5] = a21 * b12 + a22 * b22 + a23 * b32 + a24 * b42;
+		te[9] = a21 * b13 + a22 * b23 + a23 * b33 + a24 * b43;
+		te[13] = a21 * b14 + a22 * b24 + a23 * b34 + a24 * b44;
+
+        te[2] = a31 * b11 + a32 * b21 + a33 * b31 + a34 * b41;
+		te[6] = a31 * b12 + a32 * b22 + a33 * b32 + a34 * b42;
+		te[10] = a31 * b13 + a32 * b23 + a33 * b33 + a34 * b43;
+		te[14] = a31 * b14 + a32 * b24 + a33 * b34 + a34 * b44;
+
+		te[3] = a41 * b11 + a42 * b21 + a43 * b31 + a44 * b41;
+		te[7] = a41 * b12 + a42 * b22 + a43 * b32 + a44 * b42;
+		te[11] = a41 * b13 + a42 * b23 + a43 * b33 + a44 * b43;
+		te[15] = a41 * b14 + a42 * b24 + a43 * b34 + a44 * b44;
+
+		return this;
+
+	},
+
+	multiplySelf: function ( m ) {
+
+		return this.multiply( this, m );
+
+	},
+
+	multiplyToArray: function ( a, b, r ) {
+        
+        var te = this.elements;
+        
+		this.multiply( a, b );
+
+		r[ 0 ] = te[0]; r[ 1 ] = te[1]; r[ 2 ] = te[2]; r[ 3 ] = te[3];
+		r[ 4 ] = te[4]; r[ 5 ] = te[5]; r[ 6 ] = te[6]; r[ 7 ] = te[7];
+		r[ 8 ]  = te[8]; r[ 9 ]  = te[9]; r[ 10 ] = te[10]; r[ 11 ] = te[11];
+		r[ 12 ] = te[12]; r[ 13 ] = te[13]; r[ 14 ] = te[14]; r[ 15 ] = te[15];
+
+		return this;
+
+	},
+
+	multiplyScalar: function ( s ) {
+        
+        var te = this.elements;
+        
+		te[0] *= s; te[4] *= s; te[8] *= s; te[12] *= s;
+		te[1] *= s; te[5] *= s; te[9] *= s; te[13] *= s;
+		te[2] *= s; te[6] *= s; te[10] *= s; te[14] *= s;
+		te[3] *= s; te[7] *= s; te[11] *= s; te[15] *= s;
+
+		return this;
+
+	},
+
+	multiplyVector3: function ( v ) {
+        var te = this.elements;
+        
+		var vx = v.x, vy = v.y, vz = v.z;
+		var d = 1 / ( te[3] * vx + te[7] * vy + te[11] * vz + te[15] );
+
+		v.x = ( te[0] * vx + te[4] * vy + te[8] * vz + te[12] ) * d;
+		v.y = ( te[1] * vx + te[5] * vy + te[9] * vz + te[13] ) * d;
+		v.z = ( te[2] * vx + te[6] * vy + te[10] * vz + te[14] ) * d;
+
+		return v;
+
+	},
+
+	multiplyVector4: function ( v ) {
+        
+        var te = this.elements;
+		var vx = v.x, vy = v.y, vz = v.z, vw = v.w;
+
+		v.x = te[0] * vx + te[4] * vy + te[8] * vz + te[12] * vw;
+		v.y = te[1] * vx + te[5] * vy + te[9] * vz + te[13] * vw;
+		v.z = te[2] * vx + te[6] * vy + te[10] * vz + te[14] * vw;
+		v.w = te[3] * vx + te[7] * vy + te[11] * vz + te[15] * vw;
+
+		return v;
+
+	},
+
+	rotateAxis: function ( v ) {
+        
+        var te = this.elements;
+		var vx = v.x, vy = v.y, vz = v.z;
+
+		v.x = vx * te[0] + vy * te[4] + vz * te[8];
+		v.y = vx * te[1] + vy * te[5] + vz * te[9];
+		v.z = vx * te[2] + vy * te[6] + vz * te[10];
+
+		v.normalize();
+
+		return v;
+
+	},
+
+	crossVector: function ( a ) {
+        
+        var te = this.elements;
+		var v = new THREE.Vector4();
+
+		v.x = te[0] * a.x + te[4] * a.y + te[8] * a.z + te[12] * a.w;
+		v.y = te[1] * a.x + te[5] * a.y + te[9] * a.z + te[13] * a.w;
+		v.z = te[2] * a.x + te[6] * a.y + te[10] * a.z + te[14] * a.w;
+
+		v.w = ( a.w ) ? te[3] * a.x + te[7] * a.y + te[11] * a.z + te[15] * a.w : 1;
+
+		return v;
+
+	},
+
+	determinant: function () {
+
+        var te = this.elements;
+        
+		var n11 = te[0], n12 = te[4], n13 = te[8], n14 = te[12];
+		var n21 = te[1], n22 = te[5], n23 = te[9], n24 = te[13];
+		var n31 = te[2], n32 = te[6], n33 = te[10], n34 = te[14];
+		var n41 = te[3], n42 = te[7], n43 = te[11], n44 = te[15];
+
+		//TODO: make this more efficient
+		//( based on http://www.euclideanspace.com/maths/algebra/matrix/functions/inverse/fourD/index.htm )
+
+		return (
+			n14 * n23 * n32 * n41-
+			n13 * n24 * n32 * n41-
+			n14 * n22 * n33 * n41+
+			n12 * n24 * n33 * n41+
+
+			n13 * n22 * n34 * n41-
+			n12 * n23 * n34 * n41-
+			n14 * n23 * n31 * n42+
+			n13 * n24 * n31 * n42+
+
+			n14 * n21 * n33 * n42-
+			n11 * n24 * n33 * n42-
+			n13 * n21 * n34 * n42+
+			n11 * n23 * n34 * n42+
+
+			n14 * n22 * n31 * n43-
+			n12 * n24 * n31 * n43-
+			n14 * n21 * n32 * n43+
+			n11 * n24 * n32 * n43+
+
+			n12 * n21 * n34 * n43-
+			n11 * n22 * n34 * n43-
+			n13 * n22 * n31 * n44+
+			n12 * n23 * n31 * n44+
+
+			n13 * n21 * n32 * n44-
+			n11 * n23 * n32 * n44-
+			n12 * n21 * n33 * n44+
+			n11 * n22 * n33 * n44
+		);
+
+	},
+
+	transpose: function () {
+        var te = this.elements;
+        
+		var tmp;
+
+		tmp = te[1]; te[1] = te[4]; te[4] = tmp;
+		tmp = te[2]; te[2] = te[8]; te[8] = tmp;
+		tmp = te[6]; te[6] = te[9]; te[9] = tmp;
+
+		tmp = te[3]; te[3] = te[12]; te[12] = tmp;
+		tmp = te[7]; te[7] = te[13]; te[13] = tmp;
+		tmp = te[11]; te[11] = te[14]; te[14] = tmp;
+
+		return this;
+
+	},
+
+	flattenToArray: function ( flat ) {
+
+        var te = this.elements;
+		flat[ 0 ] = te[0]; flat[ 1 ] = te[1]; flat[ 2 ] = te[2]; flat[ 3 ] = te[3];
+		flat[ 4 ] = te[4]; flat[ 5 ] = te[5]; flat[ 6 ] = te[6]; flat[ 7 ] = te[7];
+		flat[ 8 ]  = te[8]; flat[ 9 ]  = te[9]; flat[ 10 ] = te[10]; flat[ 11 ] = te[11];
+		flat[ 12 ] = te[12]; flat[ 13 ] = te[13]; flat[ 14 ] = te[14]; flat[ 15 ] = te[15];
+
+		return flat;
+
+	},
+
+	flattenToArrayOffset: function( flat, offset ) {
+
+        var te = this.elements;
+		flat[ offset ] = te[0];
+		flat[ offset + 1 ] = te[1];
+		flat[ offset + 2 ] = te[2];
+		flat[ offset + 3 ] = te[3];
+
+		flat[ offset + 4 ] = te[4];
+		flat[ offset + 5 ] = te[5];
+		flat[ offset + 6 ] = te[6];
+		flat[ offset + 7 ] = te[7];
+
+		flat[ offset + 8 ]  = te[8];
+		flat[ offset + 9 ]  = te[9];
+		flat[ offset + 10 ] = te[10];
+		flat[ offset + 11 ] = te[11];
+
+		flat[ offset + 12 ] = te[12];
+		flat[ offset + 13 ] = te[13];
+		flat[ offset + 14 ] = te[14];
+		flat[ offset + 15 ] = te[15];
+
+		return flat;
+
+	},
+
+	getPosition: function () {
+        var te = this.elements;
+        
+		return THREE.Matrix4.__v1.set( te[12], te[13], te[14] );
+
+	},
+
+	setPosition: function ( v ) {
+        var te = this.elements;
+		te[12] = v.x;
+		te[13] = v.y;
+		te[14] = v.z;
+
+		return this;
+
+	},
+
+	getColumnX: function () {
+        var te = this.elements;
+		return THREE.Matrix4.__v1.set( te[0], te[1], te[2] );
+
+	},
+
+	getColumnY: function () {
+        var te = this.elements;
+		return THREE.Matrix4.__v1.set( te[4], te[5], te[6] );
+
+	},
+
+	getColumnZ: function() {
+        var te = this.elements;
+		return THREE.Matrix4.__v1.set( te[8], te[9], te[10] );
+
+	},
+
+	getInverse: function ( m ) {
+
+		// based on http://www.euclideanspace.com/maths/algebra/matrix/functions/inverse/fourD/index.htm
+        var te = this.elements;
+        var me = m.elements;
+                
+		var n11 = me[0], n12 = me[4], n13 = me[8], n14 = me[12];
+		var n21 = me[1], n22 = me[5], n23 = me[9], n24 = me[13];
+		var n31 = me[2], n32 = me[6], n33 = me[10], n34 = me[14];
+		var n41 = me[3], n42 = me[7], n43 = me[11], n44 = me[15];
+
+		te[0] = n23*n34*n42 - n24*n33*n42 + n24*n32*n43 - n22*n34*n43 - n23*n32*n44 + n22*n33*n44;
+		te[4] = n14*n33*n42 - n13*n34*n42 - n14*n32*n43 + n12*n34*n43 + n13*n32*n44 - n12*n33*n44;
+		te[8] = n13*n24*n42 - n14*n23*n42 + n14*n22*n43 - n12*n24*n43 - n13*n22*n44 + n12*n23*n44;
+		te[12] = n14*n23*n32 - n13*n24*n32 - n14*n22*n33 + n12*n24*n33 + n13*n22*n34 - n12*n23*n34;
+		te[1] = n24*n33*n41 - n23*n34*n41 - n24*n31*n43 + n21*n34*n43 + n23*n31*n44 - n21*n33*n44;
+		te[5] = n13*n34*n41 - n14*n33*n41 + n14*n31*n43 - n11*n34*n43 - n13*n31*n44 + n11*n33*n44;
+		te[9] = n14*n23*n41 - n13*n24*n41 - n14*n21*n43 + n11*n24*n43 + n13*n21*n44 - n11*n23*n44;
+		te[13] = n13*n24*n31 - n14*n23*n31 + n14*n21*n33 - n11*n24*n33 - n13*n21*n34 + n11*n23*n34;
+		te[2] = n22*n34*n41 - n24*n32*n41 + n24*n31*n42 - n21*n34*n42 - n22*n31*n44 + n21*n32*n44;
+		te[6] = n14*n32*n41 - n12*n34*n41 - n14*n31*n42 + n11*n34*n42 + n12*n31*n44 - n11*n32*n44;
+		te[10] = n12*n24*n41 - n14*n22*n41 + n14*n21*n42 - n11*n24*n42 - n12*n21*n44 + n11*n22*n44;
+		te[14] = n14*n22*n31 - n12*n24*n31 - n14*n21*n32 + n11*n24*n32 + n12*n21*n34 - n11*n22*n34;
+		te[3] = n23*n32*n41 - n22*n33*n41 - n23*n31*n42 + n21*n33*n42 + n22*n31*n43 - n21*n32*n43;
+		te[7] = n12*n33*n41 - n13*n32*n41 + n13*n31*n42 - n11*n33*n42 - n12*n31*n43 + n11*n32*n43;
+		te[11] = n13*n22*n41 - n12*n23*n41 - n13*n21*n42 + n11*n23*n42 + n12*n21*n43 - n11*n22*n43;
+		te[15] = n12*n23*n31 - n13*n22*n31 + n13*n21*n32 - n11*n23*n32 - n12*n21*n33 + n11*n22*n33;
+		this.multiplyScalar( 1 / m.determinant() );
+
+		return this;
+
+	},
+
+	setRotationFromEuler: function( v, order ) {
+        var te = this.elements;
+        
+		var x = v.x, y = v.y, z = v.z;
+		var a = Math.cos( x ), b = Math.sin( x );
+		var c = Math.cos( y ), d = Math.sin( y );
+		var e = Math.cos( z ), f = Math.sin( z );
+
+		switch ( order ) {
+
+			case 'YXZ':
+
+				var ce = c * e, cf = c * f, de = d * e, df = d * f;
+
+				te[0] = ce + df * b;
+				te[4] = de * b - cf;
+				te[8] = a * d;
+
+				te[1] = a * f;
+				te[5] = a * e;
+				te[9] = - b;
+
+				te[2] = cf * b - de;
+				te[6] = df + ce * b;
+				te[10] = a * c;
+				break;
+
+			case 'ZXY':
+
+				var ce = c * e, cf = c * f, de = d * e, df = d * f;
+
+				te[0] = ce - df * b;
+				te[4] = - a * f;
+				te[8] = de + cf * b;
+
+				te[1] = cf + de * b;
+				te[5] = a * e;
+				te[9] = df - ce * b;
+
+				te[2] = - a * d;
+				te[6] = b;
+				te[10] = a * c;
+				break;
+
+			case 'ZYX':
+
+				var ae = a * e, af = a * f, be = b * e, bf = b * f;
+
+				te[0] = c * e;
+				te[4] = be * d - af;
+				te[8] = ae * d + bf;
+
+				te[1] = c * f;
+				te[5] = bf * d + ae;
+				te[9] = af * d - be;
+
+				te[2] = - d;
+				te[6] = b * c;
+				te[10] = a * c;
+				break;
+
+			case 'YZX':
+
+				var ac = a * c, ad = a * d, bc = b * c, bd = b * d;
+
+				te[0] = c * e;
+				te[4] = bd - ac * f;
+				te[8] = bc * f + ad;
+
+				te[1] = f;
+				te[5] = a * e;
+				te[9] = - b * e;
+
+				te[2] = - d * e;
+				te[6] = ad * f + bc;
+				te[10] = ac - bd * f;
+				break;
+
+			case 'XZY':
+
+				var ac = a * c, ad = a * d, bc = b * c, bd = b * d;
+
+				te[0] = c * e;
+				te[4] = - f;
+				te[8] = d * e;
+
+				te[1] = ac * f + bd;
+				te[5] = a * e;
+				te[9] = ad * f - bc;
+
+				te[2] = bc * f - ad;
+				te[6] = b * e;
+				te[10] = bd * f + ac;
+				break;
+
+			default: // 'XYZ'
+
+				var ae = a * e, af = a * f, be = b * e, bf = b * f;
+
+				te[0] = c * e;
+				te[4] = - c * f;
+				te[8] = d;
+
+				te[1] = af + be * d;
+				te[5] = ae - bf * d;
+				te[9] = - b * c;
+
+				te[2] = bf - ae * d;
+				te[6] = be + af * d;
+				te[10] = a * c;
+				break;
+
+		}
+
+		return this;
+
+	},
+
+
+	setRotationFromQuaternion: function( q ) {
+        var te = this.elements;
+        
+		var x = q.x, y = q.y, z = q.z, w = q.w;
+		var x2 = x + x, y2 = y + y, z2 = z + z;
+		var xx = x * x2, xy = x * y2, xz = x * z2;
+		var yy = y * y2, yz = y * z2, zz = z * z2;
+		var wx = w * x2, wy = w * y2, wz = w * z2;
+
+		te[0] = 1 - ( yy + zz );
+		te[4] = xy - wz;
+		te[8] = xz + wy;
+
+		te[1] = xy + wz;
+		te[5] = 1 - ( xx + zz );
+		te[9] = yz - wx;
+
+		te[2] = xz - wy;
+		te[6] = yz + wx;
+		te[10] = 1 - ( xx + yy );
+
+		return this;
+
+	},
+
+	compose: function ( translation, rotation, scale ) {
+        var te = this.elements;
+		var mRotation = THREE.Matrix4.__m1;
+		var mScale = THREE.Matrix4.__m2;
+
+		mRotation.identity();
+		mRotation.setRotationFromQuaternion( rotation );
+
+		mScale.makeScale( scale.x, scale.y, scale.z );
+
+		this.multiply( mRotation, mScale );
+
+		te[12] = translation.x;
+		te[13] = translation.y;
+		te[14] = translation.z;
+
+		return this;
+
+	},
+
+	decompose: function ( translation, rotation, scale ) {
+
+		// grab the axis vectors
+        var te = this.elements;
+		var x = THREE.Matrix4.__v1;
+		var y = THREE.Matrix4.__v2;
+		var z = THREE.Matrix4.__v3;
+
+		x.set( te[0], te[1], te[2] );
+		y.set( te[4], te[5], te[6] );
+		z.set( te[8], te[9], te[10] );
+
+		translation = ( translation instanceof THREE.Vector3 ) ? translation : new THREE.Vector3();
+		rotation = ( rotation instanceof THREE.Quaternion ) ? rotation : new THREE.Quaternion();
+		scale = ( scale instanceof THREE.Vector3 ) ? scale : new THREE.Vector3();
+
+		scale.x = x.length();
+		scale.y = y.length();
+		scale.z = z.length();
+
+		translation.x = te[12];
+		translation.y = te[13];
+		translation.z = te[14];
+
+		// scale the rotation part
+
+		var matrix = THREE.Matrix4.__m1;
+
+		matrix.copy( this );
+
+		matrix.elements[0] /= scale.x;
+		matrix.elements[1] /= scale.x;
+		matrix.elements[2] /= scale.x;
+
+		matrix.elements[4] /= scale.y;
+		matrix.elements[5] /= scale.y;
+		matrix.elements[6] /= scale.y;
+
+		matrix.elements[8] /= scale.z;
+		matrix.elements[9] /= scale.z;
+		matrix.elements[10] /= scale.z;
+
+		rotation.setFromRotationMatrix( matrix );
+
+		return [ translation, rotation, scale ];
+
+	},
+
+	extractPosition: function ( m ) {
+        var te = this.elements;
+        var me = m.elements;
+		te[12] = me[12];
+		te[13] = me[13];
+		te[14] = me[14];
+
+		return this;
+
+	},
+
+	extractRotation: function ( m ) {
+        var te = this.elements;
+        var me = m.elements;
+        
+		var vector = THREE.Matrix4.__v1;
+
+		var scaleX = 1 / vector.set( me[0], me[1], me[2] ).length();
+		var scaleY = 1 / vector.set( me[4], me[5], me[6] ).length();
+		var scaleZ = 1 / vector.set( me[8], me[9], me[10] ).length();
+
+		te[0] = me[0] * scaleX;
+		te[1] = me[1] * scaleX;
+		te[2] = me[2] * scaleX;
+
+		te[4] = me[4] * scaleY;
+		te[5] = me[5] * scaleY;
+		te[6] = me[6] * scaleY;
+
+		te[8] = me[8] * scaleZ;
+		te[9] = me[9] * scaleZ;
+		te[10] = me[10] * scaleZ;
+
+		return this;
+
+	},
+
+	//
+
+	translate: function ( v ) {
+        var te = this.elements;
+		var x = v.x, y = v.y, z = v.z;
+
+		te[12] = te[0] * x + te[4] * y + te[8] * z + te[12];
+		te[13] = te[1] * x + te[5] * y + te[9] * z + te[13];
+		te[14] = te[2] * x + te[6] * y + te[10] * z + te[14];
+		te[15] = te[3] * x + te[7] * y + te[11] * z + te[15];
+
+		return this;
+
+	},
+
+	rotateX: function ( angle ) {
+        var te = this.elements;
+		var m12 = te[4];
+		var m22 = te[5];
+		var m32 = te[6];
+		var m42 = te[7];
+		var m13 = te[8];
+		var m23 = te[9];
+		var m33 = te[10];
+		var m43 = te[11];
+		var c = Math.cos( angle );
+		var s = Math.sin( angle );
+
+		te[4] = c * m12 + s * m13;
+		te[5] = c * m22 + s * m23;
+		te[6] = c * m32 + s * m33;
+		te[7] = c * m42 + s * m43;
+
+		te[8] = c * m13 - s * m12;
+		te[9] = c * m23 - s * m22;
+		te[10] = c * m33 - s * m32;
+		te[11] = c * m43 - s * m42;
+
+		return this;
+
+  	},
+
+	rotateY: function ( angle ) {
+        var te = this.elements;
+		var m11 = te[0];
+		var m21 = te[1];
+		var m31 = te[2];
+		var m41 = te[3];
+		var m13 = te[8];
+		var m23 = te[9];
+		var m33 = te[10];
+		var m43 = te[11];
+		var c = Math.cos( angle );
+		var s = Math.sin( angle );
+
+		te[0] = c * m11 - s * m13;
+		te[1] = c * m21 - s * m23;
+		te[2] = c * m31 - s * m33;
+		te[3] = c * m41 - s * m43;
+
+		te[8] = c * m13 + s * m11;
+		te[9] = c * m23 + s * m21;
+		te[10] = c * m33 + s * m31;
+		te[11] = c * m43 + s * m41;
+
+		return this;
+
+	},
+
+	rotateZ: function ( angle ) {
+        var te = this.elements;
+		var m11 = te[0];
+		var m21 = te[1];
+		var m31 = te[2];
+		var m41 = te[3];
+		var m12 = te[4];
+		var m22 = te[5];
+		var m32 = te[6];
+		var m42 = te[7];
+		var c = Math.cos( angle );
+		var s = Math.sin( angle );
+
+		te[0] = c * m11 + s * m12;
+		te[1] = c * m21 + s * m22;
+		te[2] = c * m31 + s * m32;
+		te[3] = c * m41 + s * m42;
+
+		te[4] = c * m12 - s * m11;
+		te[5] = c * m22 - s * m21;
+		te[6] = c * m32 - s * m31;
+		te[7] = c * m42 - s * m41;
+
+		return this;
+
+	},
+
+	rotateByAxis: function ( axis, angle ) {
+        var te = this.elements;
+		// optimize by checking axis
+
+		if ( axis.x === 1 && axis.y === 0 && axis.z === 0 ) {
+
+			return this.rotateX( angle );
+
+		} else if ( axis.x === 0 && axis.y === 1 && axis.z === 0 ) {
+
+			return this.rotateY( angle );
+
+		} else if ( axis.x === 0 && axis.y === 0 && axis.z === 1 ) {
+
+			return this.rotateZ( angle );
+
+		}
+
+		var x = axis.x, y = axis.y, z = axis.z;
+		var n = Math.sqrt(x * x + y * y + z * z);
+
+		x /= n;
+		y /= n;
+		z /= n;
+
+		var xx = x * x, yy = y * y, zz = z * z;
+		var c = Math.cos( angle );
+		var s = Math.sin( angle );
+		var oneMinusCosine = 1 - c;
+		var xy = x * y * oneMinusCosine;
+		var xz = x * z * oneMinusCosine;
+		var yz = y * z * oneMinusCosine;
+		var xs = x * s;
+		var ys = y * s;
+		var zs = z * s;
+
+		var r11 = xx + (1 - xx) * c;
+		var r21 = xy + zs;
+		var r31 = xz - ys;
+		var r12 = xy - zs;
+		var r22 = yy + (1 - yy) * c;
+		var r32 = yz + xs;
+		var r13 = xz + ys;
+		var r23 = yz - xs;
+		var r33 = zz + (1 - zz) * c;
+
+		var m11 = te[0], m21 = te[1], m31 = te[2], m41 = te[3];
+		var m12 = te[4], m22 = te[5], m32 = te[6], m42 = te[7];
+		var m13 = te[8], m23 = te[9], m33 = te[10], m43 = te[11];
+		var m14 = te[12], m24 = te[13], m34 = te[14], m44 = te[15];
+
+		te[0] = r11 * m11 + r21 * m12 + r31 * m13;
+		te[1] = r11 * m21 + r21 * m22 + r31 * m23;
+		te[2] = r11 * m31 + r21 * m32 + r31 * m33;
+		te[3] = r11 * m41 + r21 * m42 + r31 * m43;
+
+		te[4] = r12 * m11 + r22 * m12 + r32 * m13;
+		te[5] = r12 * m21 + r22 * m22 + r32 * m23;
+		te[6] = r12 * m31 + r22 * m32 + r32 * m33;
+		te[7] = r12 * m41 + r22 * m42 + r32 * m43;
+
+		te[8] = r13 * m11 + r23 * m12 + r33 * m13;
+		te[9] = r13 * m21 + r23 * m22 + r33 * m23;
+		te[10] = r13 * m31 + r23 * m32 + r33 * m33;
+		te[11] = r13 * m41 + r23 * m42 + r33 * m43;
+
+		return this;
+
+	},
+
+	scale: function ( v ) {
+        var te = this.elements;
+		var x = v.x, y = v.y, z = v.z;
+
+		te[0] *= x; te[4] *= y; te[8] *= z;
+		te[1] *= x; te[5] *= y; te[9] *= z;
+		te[2] *= x; te[6] *= y; te[10] *= z;
+		te[3] *= x; te[7] *= y; te[11] *= z;
+
+		return this;
+
+	},
+
+	//
+
+	makeTranslation: function ( x, y, z ) {
+
+		this.set(
+
+			1, 0, 0, x,
+			0, 1, 0, y,
+			0, 0, 1, z,
+			0, 0, 0, 1
+
+		);
+
+		return this;
+
+	},
+
+	makeRotationX: function ( theta ) {
+
+		var c = Math.cos( theta ), s = Math.sin( theta );
+
+		this.set(
+
+			1, 0,  0, 0,
+			0, c, -s, 0,
+			0, s,  c, 0,
+			0, 0,  0, 1
+
+		);
+
+		return this;
+
+	},
+
+	makeRotationY: function ( theta ) {
+
+		var c = Math.cos( theta ), s = Math.sin( theta );
+
+		this.set(
+
+			 c, 0, s, 0,
+			 0, 1, 0, 0,
+			-s, 0, c, 0,
+			 0, 0, 0, 1
+
+		);
+
+		return this;
+
+	},
+
+	makeRotationZ: function ( theta ) {
+
+		var c = Math.cos( theta ), s = Math.sin( theta );
+
+		this.set(
+
+			c, -s, 0, 0,
+			s,  c, 0, 0,
+			0,  0, 1, 0,
+			0,  0, 0, 1
+
+		);
+
+		return this;
+
+	},
+
+	makeRotationAxis: function ( axis, angle ) {
+
+		// Based on http://www.gamedev.net/reference/articles/article1199.asp
+
+		var c = Math.cos( angle );
+		var s = Math.sin( angle );
+		var t = 1 - c;
+		var x = axis.x, y = axis.y, z = axis.z;
+		var tx = t * x, ty = t * y;
+
+		this.set(
+
+		 	tx * x + c, tx * y - s * z, tx * z + s * y, 0,
+			tx * y + s * z, ty * y + c, ty * z - s * x, 0,
+			tx * z - s * y, ty * z + s * x, t * z * z + c, 0,
+			0, 0, 0, 1
+
+		);
+
+		 return this;
+
+	},
+
+	makeScale: function ( x, y, z ) {
+
+		this.set(
+
+			x, 0, 0, 0,
+			0, y, 0, 0,
+			0, 0, z, 0,
+			0, 0, 0, 1
+
+		);
+
+		return this;
+
+	},
+
+	makeFrustum: function ( left, right, bottom, top, near, far ) {
+        var te = this.elements;
+		var x = 2 * near / ( right - left );
+		var y = 2 * near / ( top - bottom );
+
+		var a = ( right + left ) / ( right - left );
+		var b = ( top + bottom ) / ( top - bottom );
+		var c = - ( far + near ) / ( far - near );
+		var d = - 2 * far * near / ( far - near );
+
+		te[0] = x;  te[4] = 0;  te[8] = a;   te[12] = 0;
+		te[1] = 0;  te[5] = y;  te[9] = b;   te[13] = 0;
+		te[2] = 0;  te[6] = 0;  te[10] = c;   te[14] = d;
+		te[3] = 0;  te[7] = 0;  te[11] = - 1; te[15] = 0;
+
+		return this;
+
+	},
+
+	makePerspective: function ( fov, aspect, near, far ) {
+
+		var ymax = near * Math.tan( fov * Math.PI / 360 );
+		var ymin = - ymax;
+		var xmin = ymin * aspect;
+		var xmax = ymax * aspect;
+
+		return this.makeFrustum( xmin, xmax, ymin, ymax, near, far );
+
+	},
+
+	makeOrthographic: function ( left, right, top, bottom, near, far ) {
+        var te = this.elements;
+		var w = right - left;
+		var h = top - bottom;
+		var p = far - near;
+
+		var x = ( right + left ) / w;
+		var y = ( top + bottom ) / h;
+		var z = ( far + near ) / p;
+
+		te[0] = 2 / w; te[4] = 0;     te[8] = 0;      te[12] = -x;
+		te[1] = 0;     te[5] = 2 / h; te[9] = 0;      te[13] = -y;
+		te[2] = 0;     te[6] = 0;     te[10] = -2 / p; te[14] = -z;
+		te[3] = 0;     te[7] = 0;     te[11] = 0;      te[15] = 1;
+
+		return this;
+
+	},
+
+
+	clone: function () {
+        var te = this.elements;
+		return new THREE.Matrix4(
+
+			te[0], te[4], te[8], te[12],
+			te[1], te[5], te[9], te[13],
+			te[2], te[6], te[10], te[14],
+			te[3], te[7], te[11], te[15]
+
+		);
+
+	}
+
+};
+
+THREE.Matrix4.__v1 = new THREE.Vector3();
+THREE.Matrix4.__v2 = new THREE.Vector3();
+THREE.Matrix4.__v3 = new THREE.Vector3();
+
+THREE.Matrix4.__m1 = new THREE.Matrix4();
+THREE.Matrix4.__m2 = new THREE.Matrix4();
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author mikael emtinger / http://gomo.se/
+ * @author alteredq / http://alteredqualia.com/
+ */
+
+THREE.Object3D = function () {
+
+	this.id = THREE.Object3DCount ++;
+
+	this.name = '';
+
+	this.parent = undefined;
+	this.children = [];
+
+	this.up = new THREE.Vector3( 0, 1, 0 );
+
+	this.position = new THREE.Vector3();
+	this.rotation = new THREE.Vector3();
+	this.eulerOrder = 'XYZ';
+	this.scale = new THREE.Vector3( 1, 1, 1 );
+
+	this.doubleSided = false;
+	this.flipSided = false;
+
+	this.renderDepth = null;
+
+	this.rotationAutoUpdate = true;
+
+	this.matrix = new THREE.Matrix4();
+	this.matrixWorld = new THREE.Matrix4();
+	this.matrixRotationWorld = new THREE.Matrix4();
+
+	this.matrixAutoUpdate = true;
+	this.matrixWorldNeedsUpdate = true;
+
+	this.quaternion = new THREE.Quaternion();
+	this.useQuaternion = false;
+
+	this.boundRadius = 0.0;
+	this.boundRadiusScale = 1.0;
+
+	this.visible = true;
+
+	this.castShadow = false;
+	this.receiveShadow = false;
+
+	this.frustumCulled = true;
+
+	this._vector = new THREE.Vector3();
+
+};
+
+
+THREE.Object3D.prototype = {
+
+	constructor: THREE.Object3D,
+
+	applyMatrix: function ( matrix ) {
+
+		this.matrix.multiply( matrix, this.matrix );
+
+		this.scale.getScaleFromMatrix( this.matrix );
+		this.rotation.getRotationFromMatrix( this.matrix, this.scale );
+		this.position.getPositionFromMatrix( this.matrix );
+
+	},
+
+	translate: function ( distance, axis ) {
+
+		this.matrix.rotateAxis( axis );
+		this.position.addSelf( axis.multiplyScalar( distance ) );
+
+	},
+
+	translateX: function ( distance ) {
+
+		this.translate( distance, this._vector.set( 1, 0, 0 ) );
+
+	},
+
+	translateY: function ( distance ) {
+
+		this.translate( distance, this._vector.set( 0, 1, 0 ) );
+
+	},
+
+	translateZ: function ( distance ) {
+
+		this.translate( distance, this._vector.set( 0, 0, 1 ) );
+
+	},
+
+	lookAt: function ( vector ) {
+
+		// TODO: Add hierarchy support.
+
+		this.matrix.lookAt( vector, this.position, this.up );
+
+		if ( this.rotationAutoUpdate ) {
+
+			this.rotation.getRotationFromMatrix( this.matrix );
+
+		}
+
+	},
+
+	add: function ( object ) {
+
+		if ( object === this ) {
+
+			console.warn( 'THREE.Object3D.add: An object can\'t be added as a child of itself.' );
+			return;
+
+		}
+
+		if ( object instanceof THREE.Object3D ) { // && this.children.indexOf( object ) === - 1
+
+			if ( object.parent !== undefined ) {
+
+				object.parent.remove( object );
+
+			}
+
+			object.parent = this;
+			this.children.push( object );
+
+			// add to scene
+
+			var scene = this;
+
+			while ( scene.parent !== undefined ) {
+
+				scene = scene.parent;
+
+			}
+
+			if ( scene !== undefined && scene instanceof THREE.Scene )  {
+
+				scene.__addObject( object );
+
+			}
+
+		}
+
+	},
+
+	remove: function ( object ) {
+
+		var index = this.children.indexOf( object );
+
+		if ( index !== - 1 ) {
+
+			object.parent = undefined;
+			this.children.splice( index, 1 );
+
+			// remove from scene
+
+			var scene = this;
+
+			while ( scene.parent !== undefined ) {
+
+				scene = scene.parent;
+
+			}
+
+			if ( scene !== undefined && scene instanceof THREE.Scene ) {
+
+				scene.__removeObject( object );
+
+			}
+
+		}
+
+	},
+
+	getChildByName: function ( name, recursive ) {
+
+		var c, cl, child;
+
+		for ( c = 0, cl = this.children.length; c < cl; c ++ ) {
+
+			child = this.children[ c ];
+
+			if ( child.name === name ) {
+
+				return child;
+
+			}
+
+			if ( recursive ) {
+
+				child = child.getChildByName( name, recursive );
+
+				if ( child !== undefined ) {
+
+					return child;
+
+				}
+
+			}
+
+		}
+
+		return undefined;
+
+	},
+
+	updateMatrix: function () {
+
+		this.matrix.setPosition( this.position );
+
+		if ( this.useQuaternion )  {
+
+			this.matrix.setRotationFromQuaternion( this.quaternion );
+
+		} else {
+
+			this.matrix.setRotationFromEuler( this.rotation, this.eulerOrder );
+
+		}
+
+		if ( this.scale.x !== 1 || this.scale.y !== 1 || this.scale.z !== 1 ) {
+
+			this.matrix.scale( this.scale );
+			this.boundRadiusScale = Math.max( this.scale.x, Math.max( this.scale.y, this.scale.z ) );
+
+		}
+
+		this.matrixWorldNeedsUpdate = true;
+
+	},
+
+	updateMatrixWorld: function ( force ) {
+
+		this.matrixAutoUpdate && this.updateMatrix();
+
+		// update matrixWorld
+
+		if ( this.matrixWorldNeedsUpdate || force ) {
+
+			if ( this.parent ) {
+
+				this.matrixWorld.multiply( this.parent.matrixWorld, this.matrix );
+
+			} else {
+
+				this.matrixWorld.copy( this.matrix );
+
+			}
+
+			this.matrixWorldNeedsUpdate = false;
+
+			force = true;
+
+		}
+
+		// update children
+
+		for ( var i = 0, l = this.children.length; i < l; i ++ ) {
+
+			this.children[ i ].updateMatrixWorld( force );
+
+		}
+
+	}
+
+};
+
+THREE.Object3DCount = 0;
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author supereggbert / http://www.paulbrunt.co.uk/
+ * @author julianwa / https://github.com/julianwa
+ */
+
+THREE.Projector = function() {
+
+	var _object, _objectCount, _objectPool = [],
+	_vertex, _vertexCount, _vertexPool = [],
+	_face, _face3Count, _face3Pool = [], _face4Count, _face4Pool = [],
+	_line, _lineCount, _linePool = [],
+	_particle, _particleCount, _particlePool = [],
+
+	_renderData = { objects: [], sprites: [], lights: [], elements: [] },
+
+	_vector3 = new THREE.Vector3(),
+	_vector4 = new THREE.Vector4(),
+
+	_projScreenMatrix = new THREE.Matrix4(),
+	_projScreenobjectMatrixWorld = new THREE.Matrix4(),
+
+	_frustum = new THREE.Frustum(),
+
+	_clippedVertex1PositionScreen = new THREE.Vector4(),
+	_clippedVertex2PositionScreen = new THREE.Vector4(),
+
+	_face3VertexNormals;
+
+	this.projectVector = function ( vector, camera ) {
+
+		camera.matrixWorldInverse.getInverse( camera.matrixWorld );
+
+		_projScreenMatrix.multiply( camera.projectionMatrix, camera.matrixWorldInverse );
+		_projScreenMatrix.multiplyVector3( vector );
+
+		return vector;
+
+	};
+
+	this.unprojectVector = function ( vector, camera ) {
+
+		camera.projectionMatrixInverse.getInverse( camera.projectionMatrix );
+
+		_projScreenMatrix.multiply( camera.matrixWorld, camera.projectionMatrixInverse );
+		_projScreenMatrix.multiplyVector3( vector );
+
+		return vector;
+
+	};
+
+	this.pickingRay = function ( vector, camera ) {
+
+		var end, ray, t;
+
+		// set two vectors with opposing z values
+		vector.z = -1.0;
+		end = new THREE.Vector3( vector.x, vector.y, 1.0 );
+
+		this.unprojectVector( vector, camera );
+		this.unprojectVector( end, camera );
+
+		// find direction from vector to end
+		end.subSelf( vector ).normalize();
+
+		return new THREE.Ray( vector, end );
+
+	};
+
+	this.projectGraph = function ( root, sort ) {
+
+		_objectCount = 0;
+
+		_renderData.objects.length = 0;
+		_renderData.sprites.length = 0;
+		_renderData.lights.length = 0;
+
+		var projectObject = function ( object ) {
+
+			if ( object.visible === false ) return;
+
+			if ( ( object instanceof THREE.Mesh || object instanceof THREE.Line ) &&
+			( object.frustumCulled === false || _frustum.contains( object ) ) ) {
+
+				_vector3.copy( object.matrixWorld.getPosition() );
+				_projScreenMatrix.multiplyVector3( _vector3 );
+
+				_object = getNextObjectInPool();
+				_object.object = object;
+				_object.z = _vector3.z;
+
+				_renderData.objects.push( _object );
+
+			} else if ( object instanceof THREE.Sprite || object instanceof THREE.Particle ) {
+
+				_vector3.copy( object.matrixWorld.getPosition() );
+				_projScreenMatrix.multiplyVector3( _vector3 );
+
+				_object = getNextObjectInPool();
+				_object.object = object;
+				_object.z = _vector3.z;
+
+				_renderData.sprites.push( _object );
+
+			} else if ( object instanceof THREE.Light ) {
+
+				_renderData.lights.push( object );
+
+			}
+
+			for ( var c = 0, cl = object.children.length; c < cl; c ++ ) {
+
+				projectObject( object.children[ c ] );
+
+			}
+
+		};
+
+		projectObject( root );
+
+		sort && _renderData.objects.sort( painterSort );
+
+		return _renderData;
+
+	};
+
+	this.projectScene = function ( scene, camera, sort ) {
+
+		var near = camera.near, far = camera.far, visible = false,
+		o, ol, v, vl, f, fl, n, nl, c, cl, u, ul, object,
+		objectMatrixWorld, objectMatrixWorldRotation,
+		geometry, geometryMaterials, vertices, vertex, vertexPositionScreen,
+		faces, face, faceVertexNormals, normal, faceVertexUvs, uvs,
+		v1, v2, v3, v4;
+
+		_face3Count = 0;
+		_face4Count = 0;
+		_lineCount = 0;
+		_particleCount = 0;
+
+		_renderData.elements.length = 0;
+
+		if ( camera.parent === undefined ) {
+
+			console.warn( 'DEPRECATED: Camera hasn\'t been added to a Scene. Adding it...' );
+			scene.add( camera );
+
+		}
+
+		scene.updateMatrixWorld();
+
+		camera.matrixWorldInverse.getInverse( camera.matrixWorld );
+
+		_projScreenMatrix.multiply( camera.projectionMatrix, camera.matrixWorldInverse );
+
+		_frustum.setFromMatrix( _projScreenMatrix );
+
+		_renderData = this.projectGraph( scene, false );
+
+		for ( o = 0, ol = _renderData.objects.length; o < ol; o++ ) {
+
+			object = _renderData.objects[ o ].object;
+
+			objectMatrixWorld = object.matrixWorld;
+
+			_vertexCount = 0;
+
+			if ( object instanceof THREE.Mesh ) {
+
+				geometry = object.geometry;
+				geometryMaterials = object.geometry.materials;
+				vertices = geometry.vertices;
+				faces = geometry.faces;
+				faceVertexUvs = geometry.faceVertexUvs;
+
+				objectMatrixWorldRotation = object.matrixRotationWorld.extractRotation( objectMatrixWorld );
+
+				for ( v = 0, vl = vertices.length; v < vl; v ++ ) {
+
+					_vertex = getNextVertexInPool();
+					_vertex.positionWorld.copy( vertices[ v ] );
+
+					objectMatrixWorld.multiplyVector3( _vertex.positionWorld );
+
+					_vertex.positionScreen.copy( _vertex.positionWorld );
+					_projScreenMatrix.multiplyVector4( _vertex.positionScreen );
+
+					_vertex.positionScreen.x /= _vertex.positionScreen.w;
+					_vertex.positionScreen.y /= _vertex.positionScreen.w;
+
+					_vertex.visible = _vertex.positionScreen.z > near && _vertex.positionScreen.z < far;
+
+				}
+
+				for ( f = 0, fl = faces.length; f < fl; f ++ ) {
+
+					face = faces[ f ];
+
+					if ( face instanceof THREE.Face3 ) {
+
+						v1 = _vertexPool[ face.a ];
+						v2 = _vertexPool[ face.b ];
+						v3 = _vertexPool[ face.c ];
+
+						if ( v1.visible && v2.visible && v3.visible ) {
+
+							visible = ( ( v3.positionScreen.x - v1.positionScreen.x ) * ( v2.positionScreen.y - v1.positionScreen.y ) -
+								( v3.positionScreen.y - v1.positionScreen.y ) * ( v2.positionScreen.x - v1.positionScreen.x ) ) < 0;
+
+							if ( object.doubleSided || visible != object.flipSided ) {
+
+								_face = getNextFace3InPool();
+
+								_face.v1.copy( v1 );
+								_face.v2.copy( v2 );
+								_face.v3.copy( v3 );
+
+							} else {
+
+								continue;
+
+							}
+
+						} else {
+
+							continue;
+
+						}
+
+					} else if ( face instanceof THREE.Face4 ) {
+
+						v1 = _vertexPool[ face.a ];
+						v2 = _vertexPool[ face.b ];
+						v3 = _vertexPool[ face.c ];
+						v4 = _vertexPool[ face.d ];
+
+						if ( v1.visible && v2.visible && v3.visible && v4.visible ) {
+
+							visible = ( v4.positionScreen.x - v1.positionScreen.x ) * ( v2.positionScreen.y - v1.positionScreen.y ) -
+								( v4.positionScreen.y - v1.positionScreen.y ) * ( v2.positionScreen.x - v1.positionScreen.x ) < 0 ||
+								( v2.positionScreen.x - v3.positionScreen.x ) * ( v4.positionScreen.y - v3.positionScreen.y ) -
+								( v2.positionScreen.y - v3.positionScreen.y ) * ( v4.positionScreen.x - v3.positionScreen.x ) < 0;
+
+
+							if ( object.doubleSided || visible != object.flipSided ) {
+
+								_face = getNextFace4InPool();
+
+								_face.v1.copy( v1 );
+								_face.v2.copy( v2 );
+								_face.v3.copy( v3 );
+								_face.v4.copy( v4 );
+
+							} else {
+
+								continue;
+
+							}
+
+						} else {
+
+							continue;
+
+						}
+
+					}
+
+					_face.normalWorld.copy( face.normal );
+					if ( !visible && ( object.flipSided || object.doubleSided ) ) _face.normalWorld.negate();
+					objectMatrixWorldRotation.multiplyVector3( _face.normalWorld );
+
+					_face.centroidWorld.copy( face.centroid );
+					objectMatrixWorld.multiplyVector3( _face.centroidWorld );
+
+					_face.centroidScreen.copy( _face.centroidWorld );
+					_projScreenMatrix.multiplyVector3( _face.centroidScreen );
+
+					faceVertexNormals = face.vertexNormals;
+
+					for ( n = 0, nl = faceVertexNormals.length; n < nl; n ++ ) {
+
+						normal = _face.vertexNormalsWorld[ n ];
+						normal.copy( faceVertexNormals[ n ] );
+						if ( !visible && ( object.flipSided || object.doubleSided ) ) normal.negate();
+						objectMatrixWorldRotation.multiplyVector3( normal );
+
+					}
+
+					for ( c = 0, cl = faceVertexUvs.length; c < cl; c ++ ) {
+
+						uvs = faceVertexUvs[ c ][ f ];
+
+						if ( !uvs ) continue;
+
+						for ( u = 0, ul = uvs.length; u < ul; u ++ ) {
+
+							_face.uvs[ c ][ u ] = uvs[ u ];
+
+						}
+
+					}
+
+					_face.material = object.material;
+					_face.faceMaterial = face.materialIndex !== null ? geometryMaterials[ face.materialIndex ] : null;
+
+					_face.z = _face.centroidScreen.z;
+
+					_renderData.elements.push( _face );
+
+				}
+
+			} else if ( object instanceof THREE.Line ) {
+
+				_projScreenobjectMatrixWorld.multiply( _projScreenMatrix, objectMatrixWorld );
+
+				vertices = object.geometry.vertices;
+				
+				v1 = getNextVertexInPool();
+				v1.positionScreen.copy( vertices[ 0 ] );
+				_projScreenobjectMatrixWorld.multiplyVector4( v1.positionScreen );
+
+				// Handle LineStrip and LinePieces
+				var step = object.type === THREE.LinePieces ? 2 : 1;
+
+				for ( v = 1, vl = vertices.length; v < vl; v ++ ) {
+
+					v1 = getNextVertexInPool();
+					v1.positionScreen.copy( vertices[ v ] );
+					_projScreenobjectMatrixWorld.multiplyVector4( v1.positionScreen );
+
+					if ( ( v + 1 ) % step > 0 ) continue;
+
+					v2 = _vertexPool[ _vertexCount - 2 ];
+
+					_clippedVertex1PositionScreen.copy( v1.positionScreen );
+					_clippedVertex2PositionScreen.copy( v2.positionScreen );
+
+					if ( clipLine( _clippedVertex1PositionScreen, _clippedVertex2PositionScreen ) ) {
+
+						// Perform the perspective divide
+						_clippedVertex1PositionScreen.multiplyScalar( 1 / _clippedVertex1PositionScreen.w );
+						_clippedVertex2PositionScreen.multiplyScalar( 1 / _clippedVertex2PositionScreen.w );
+
+						_line = getNextLineInPool();
+						_line.v1.positionScreen.copy( _clippedVertex1PositionScreen );
+						_line.v2.positionScreen.copy( _clippedVertex2PositionScreen );
+
+						_line.z = Math.max( _clippedVertex1PositionScreen.z, _clippedVertex2PositionScreen.z );
+
+						_line.material = object.material;
+
+						_renderData.elements.push( _line );
+
+					}
+
+				}
+
+			}
+
+		}
+
+		for ( o = 0, ol = _renderData.sprites.length; o < ol; o++ ) {
+
+			object = _renderData.sprites[ o ].object;
+
+			objectMatrixWorld = object.matrixWorld;
+
+			if ( object instanceof THREE.Particle ) {
+
+				_vector4.set( objectMatrixWorld.elements[12], objectMatrixWorld.elements[13], objectMatrixWorld.elements[14], 1 );
+				_projScreenMatrix.multiplyVector4( _vector4 );
+
+				_vector4.z /= _vector4.w;
+
+				if ( _vector4.z > 0 && _vector4.z < 1 ) {
+
+					_particle = getNextParticleInPool();
+					_particle.x = _vector4.x / _vector4.w;
+					_particle.y = _vector4.y / _vector4.w;
+					_particle.z = _vector4.z;
+
+					_particle.rotation = object.rotation.z;
+
+					_particle.scale.x = object.scale.x * Math.abs( _particle.x - ( _vector4.x + camera.projectionMatrix.elements[0] ) / ( _vector4.w + camera.projectionMatrix.elements[12] ) );
+					_particle.scale.y = object.scale.y * Math.abs( _particle.y - ( _vector4.y + camera.projectionMatrix.elements[5] ) / ( _vector4.w + camera.projectionMatrix.elements[13] ) );
+
+					_particle.material = object.material;
+
+					_renderData.elements.push( _particle );
+
+				}
+
+			}
+
+		}
+
+		sort && _renderData.elements.sort( painterSort );
+
+		return _renderData;
+
+	};
+
+	// Pools
+
+	function getNextObjectInPool() {
+
+		var object = _objectPool[ _objectCount ] = _objectPool[ _objectCount ] || new THREE.RenderableObject();
+
+		_objectCount ++;
+
+		return object;
+
+	}
+
+	function getNextVertexInPool() {
+
+		var vertex = _vertexPool[ _vertexCount ] = _vertexPool[ _vertexCount ] || new THREE.RenderableVertex();
+
+		_vertexCount ++;
+
+		return vertex;
+
+	}
+
+	function getNextFace3InPool() {
+
+		var face = _face3Pool[ _face3Count ] = _face3Pool[ _face3Count ] || new THREE.RenderableFace3();
+
+		_face3Count ++;
+
+		return face;
+
+	}
+
+	function getNextFace4InPool() {
+
+		var face = _face4Pool[ _face4Count ] = _face4Pool[ _face4Count ] || new THREE.RenderableFace4();
+
+		_face4Count ++;
+
+		return face;
+
+	}
+
+	function getNextLineInPool() {
+
+		var line = _linePool[ _lineCount ] = _linePool[ _lineCount ] || new THREE.RenderableLine();
+
+		_lineCount ++;
+
+		return line;
+
+	}
+
+	function getNextParticleInPool() {
+
+		var particle = _particlePool[ _particleCount ] = _particlePool[ _particleCount ] || new THREE.RenderableParticle();
+		_particleCount ++;
+		return particle;
+
+	}
+
+	//
+
+	function painterSort( a, b ) {
+
+		return b.z - a.z;
+
+	}
+
+	function clipLine( s1, s2 ) {
+
+		var alpha1 = 0, alpha2 = 1,
+
+		// Calculate the boundary coordinate of each vertex for the near and far clip planes,
+		// Z = -1 and Z = +1, respectively.
+		bc1near =  s1.z + s1.w,
+		bc2near =  s2.z + s2.w,
+		bc1far =  - s1.z + s1.w,
+		bc2far =  - s2.z + s2.w;
+
+		if ( bc1near >= 0 && bc2near >= 0 && bc1far >= 0 && bc2far >= 0 ) {
+
+			// Both vertices lie entirely within all clip planes.
+			return true;
+
+		} else if ( ( bc1near < 0 && bc2near < 0) || (bc1far < 0 && bc2far < 0 ) ) {
+
+			// Both vertices lie entirely outside one of the clip planes.
+			return false;
+
+		} else {
+
+			// The line segment spans at least one clip plane.
+
+			if ( bc1near < 0 ) {
+
+				// v1 lies outside the near plane, v2 inside
+				alpha1 = Math.max( alpha1, bc1near / ( bc1near - bc2near ) );
+
+			} else if ( bc2near < 0 ) {
+
+				// v2 lies outside the near plane, v1 inside
+				alpha2 = Math.min( alpha2, bc1near / ( bc1near - bc2near ) );
+
+			}
+
+			if ( bc1far < 0 ) {
+
+				// v1 lies outside the far plane, v2 inside
+				alpha1 = Math.max( alpha1, bc1far / ( bc1far - bc2far ) );
+
+			} else if ( bc2far < 0 ) {
+
+				// v2 lies outside the far plane, v2 inside
+				alpha2 = Math.min( alpha2, bc1far / ( bc1far - bc2far ) );
+
+			}
+
+			if ( alpha2 < alpha1 ) {
+
+				// The line segment spans two boundaries, but is outside both of them.
+				// (This can't happen when we're only clipping against just near/far but good
+				//  to leave the check here for future usage if other clip planes are added.)
+				return false;
+
+			} else {
+
+				// Update the s1 and s2 vertices to match the clipped line segment.
+				s1.lerpSelf( s2, alpha1 );
+				s2.lerpSelf( s1, 1 - alpha2 );
+
+				return true;
+
+			}
+
+		}
+
+	}
+
+};
+/**
+ * @author mikael emtinger / http://gomo.se/
+ * @author alteredq / http://alteredqualia.com/
+ */
+
+THREE.Quaternion = function( x, y, z, w ) {
+
+	this.x = x || 0;
+	this.y = y || 0;
+	this.z = z || 0;
+	this.w = ( w !== undefined ) ? w : 1;
+
+};
+
+THREE.Quaternion.prototype = {
+
+	constructor: THREE.Quaternion,
+
+	set: function ( x, y, z, w ) {
+
+		this.x = x;
+		this.y = y;
+		this.z = z;
+		this.w = w;
+
+		return this;
+
+	},
+
+	copy: function ( q ) {
+
+		this.x = q.x;
+		this.y = q.y;
+		this.z = q.z;
+		this.w = q.w;
+
+		return this;
+
+	},
+
+	setFromEuler: function ( vector ) {
+
+		var c = Math.PI / 360, // 0.5 * Math.PI / 360, // 0.5 is an optimization
+		x = vector.x * c,
+		y = vector.y * c,
+		z = vector.z * c,
+
+		c1 = Math.cos( y  ),
+		s1 = Math.sin( y  ),
+		c2 = Math.cos( -z ),
+		s2 = Math.sin( -z ),
+		c3 = Math.cos( x  ),
+		s3 = Math.sin( x  ),
+
+		c1c2 = c1 * c2,
+		s1s2 = s1 * s2;
+
+		this.w = c1c2 * c3  - s1s2 * s3;
+	  	this.x = c1c2 * s3  + s1s2 * c3;
+		this.y = s1 * c2 * c3 + c1 * s2 * s3;
+		this.z = c1 * s2 * c3 - s1 * c2 * s3;
+
+		return this;
+
+	},
+
+	setFromAxisAngle: function ( axis, angle ) {
+
+		// from http://www.euclideanspace.com/maths/geometry/rotations/conversions/angleToQuaternion/index.htm
+		// axis have to be normalized
+
+		var halfAngle = angle / 2,
+			s = Math.sin( halfAngle );
+
+		this.x = axis.x * s;
+		this.y = axis.y * s;
+		this.z = axis.z * s;
+		this.w = Math.cos( halfAngle );
+
+		return this;
+
+	},
+
+	setFromRotationMatrix: function ( m ) {
+
+		// Adapted from: http://www.euclideanspace.com/maths/geometry/rotations/conversions/matrixToQuaternion/index.htm
+
+		function copySign( a, b ) {
+
+			return b < 0 ? -Math.abs( a ) : Math.abs( a );
+
+		}
+
+		var absQ = Math.pow( m.determinant(), 1.0 / 3.0 );
+		this.w = Math.sqrt( Math.max( 0, absQ + m.elements[0] + m.elements[5] + m.elements[10] ) ) / 2;
+		this.x = Math.sqrt( Math.max( 0, absQ + m.elements[0] - m.elements[5] - m.elements[10] ) ) / 2;
+		this.y = Math.sqrt( Math.max( 0, absQ - m.elements[0] + m.elements[5] - m.elements[10] ) ) / 2;
+		this.z = Math.sqrt( Math.max( 0, absQ - m.elements[0] - m.elements[5] + m.elements[10] ) ) / 2;
+		this.x = copySign( this.x, ( m.elements[6] - m.elements[9] ) );
+		this.y = copySign( this.y, ( m.elements[8] - m.elements[2] ) );
+		this.z = copySign( this.z, ( m.elements[1] - m.elements[4] ) );
+		this.normalize();
+
+		return this;
+
+	},
+
+	calculateW : function () {
+
+		this.w = - Math.sqrt( Math.abs( 1.0 - this.x * this.x - this.y * this.y - this.z * this.z ) );
+
+		return this;
+
+	},
+
+	inverse: function () {
+
+		this.x *= -1;
+		this.y *= -1;
+		this.z *= -1;
+
+		return this;
+
+	},
+
+	length: function () {
+
+		return Math.sqrt( this.x * this.x + this.y * this.y + this.z * this.z + this.w * this.w );
+
+	},
+
+	normalize: function () {
+
+		var l = Math.sqrt( this.x * this.x + this.y * this.y + this.z * this.z + this.w * this.w );
+
+		if ( l === 0 ) {
+
+			this.x = 0;
+			this.y = 0;
+			this.z = 0;
+			this.w = 0;
+
+		} else {
+
+			l = 1 / l;
+
+			this.x = this.x * l;
+			this.y = this.y * l;
+			this.z = this.z * l;
+			this.w = this.w * l;
+
+		}
+
+		return this;
+
+	},
+
+	multiply: function ( a, b ) {
+
+		// from http://www.euclideanspace.com/maths/algebra/realNormedAlgebra/quaternions/code/index.htm
+
+		this.x =  a.x * b.w + a.y * b.z - a.z * b.y + a.w * b.x;
+		this.y = -a.x * b.z + a.y * b.w + a.z * b.x + a.w * b.y;
+		this.z =  a.x * b.y - a.y * b.x + a.z * b.w + a.w * b.z;
+		this.w = -a.x * b.x - a.y * b.y - a.z * b.z + a.w * b.w;
+
+		return this;
+
+	},
+
+	multiplySelf: function ( b ) {
+
+		var qax = this.x, qay = this.y, qaz = this.z, qaw = this.w,
+		qbx = b.x, qby = b.y, qbz = b.z, qbw = b.w;
+
+		this.x = qax * qbw + qaw * qbx + qay * qbz - qaz * qby;
+		this.y = qay * qbw + qaw * qby + qaz * qbx - qax * qbz;
+		this.z = qaz * qbw + qaw * qbz + qax * qby - qay * qbx;
+		this.w = qaw * qbw - qax * qbx - qay * qby - qaz * qbz;
+
+		return this;
+
+	},
+
+	multiplyVector3: function ( vector, dest ) {
+
+		if ( !dest ) { dest = vector; }
+
+		var x    = vector.x,  y  = vector.y,  z  = vector.z,
+			qx   = this.x, qy = this.y, qz = this.z, qw = this.w;
+
+		// calculate quat * vector
+
+		var ix =  qw * x + qy * z - qz * y,
+			iy =  qw * y + qz * x - qx * z,
+			iz =  qw * z + qx * y - qy * x,
+			iw = -qx * x - qy * y - qz * z;
+
+		// calculate result * inverse quat
+
+		dest.x = ix * qw + iw * -qx + iy * -qz - iz * -qy;
+		dest.y = iy * qw + iw * -qy + iz * -qx - ix * -qz;
+		dest.z = iz * qw + iw * -qz + ix * -qy - iy * -qx;
+
+		return dest;
+
+	},
+
+	clone: function () {
+
+		return new THREE.Quaternion( this.x, this.y, this.z, this.w );
+
+	}
+
+}
+
+THREE.Quaternion.slerp = function ( qa, qb, qm, t ) {
+
+	// http://www.euclideanspace.com/maths/algebra/realNormedAlgebra/quaternions/slerp/
+
+	var cosHalfTheta = qa.w * qb.w + qa.x * qb.x + qa.y * qb.y + qa.z * qb.z;
+
+	if (cosHalfTheta < 0) {
+		qm.w = -qb.w; qm.x = -qb.x; qm.y = -qb.y; qm.z = -qb.z;
+		cosHalfTheta = -cosHalfTheta;
+	} else {
+		qm.copy(qb);
+	}
+
+	if ( Math.abs( cosHalfTheta ) >= 1.0 ) {
+
+		qm.w = qa.w; qm.x = qa.x; qm.y = qa.y; qm.z = qa.z;
+		return qm;
+
+	}
+
+	var halfTheta = Math.acos( cosHalfTheta ),
+	sinHalfTheta = Math.sqrt( 1.0 - cosHalfTheta * cosHalfTheta );
+
+	if ( Math.abs( sinHalfTheta ) < 0.001 ) {
+
+		qm.w = 0.5 * ( qa.w + qb.w );
+		qm.x = 0.5 * ( qa.x + qb.x );
+		qm.y = 0.5 * ( qa.y + qb.y );
+		qm.z = 0.5 * ( qa.z + qb.z );
+
+		return qm;
+
+	}
+
+	var ratioA = Math.sin( ( 1 - t ) * halfTheta ) / sinHalfTheta,
+	ratioB = Math.sin( t * halfTheta ) / sinHalfTheta;
+
+	qm.w = ( qa.w * ratioA + qm.w * ratioB );
+	qm.x = ( qa.x * ratioA + qm.x * ratioB );
+	qm.y = ( qa.y * ratioA + qm.y * ratioB );
+	qm.z = ( qa.z * ratioA + qm.z * ratioB );
+
+	return qm;
+
+}
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+THREE.Vertex = THREE.Vector3;
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author alteredq / http://alteredqualia.com/
+ */
+
+THREE.Face3 = function ( a, b, c, normal, color, materialIndex ) {
+
+	this.a = a;
+	this.b = b;
+	this.c = c;
+
+	this.normal = normal instanceof THREE.Vector3 ? normal : new THREE.Vector3();
+	this.vertexNormals = normal instanceof Array ? normal : [ ];
+
+	this.color = color instanceof THREE.Color ? color : new THREE.Color();
+	this.vertexColors = color instanceof Array ? color : [];
+
+	this.vertexTangents = [];
+
+	this.materialIndex = materialIndex;
+
+	this.centroid = new THREE.Vector3();
+
+};
+
+THREE.Face3.prototype = {
+
+	constructor: THREE.Face3,
+
+	clone: function () {
+
+		var face = new THREE.Face3( this.a, this.b, this.c );
+
+		face.normal.copy( this.normal );
+		face.color.copy( this.color );
+		face.centroid.copy( this.centroid );
+
+		face.materialIndex = this.materialIndex;
+
+		var i, il;
+		for ( i = 0, il = this.vertexNormals.length; i < il; i ++ ) face.vertexNormals[ i ] = this.vertexNormals[ i ].clone();
+		for ( i = 0, il = this.vertexColors.length; i < il; i ++ ) face.vertexColors[ i ] = this.vertexColors[ i ].clone();
+		for ( i = 0, il = this.vertexTangents.length; i < il; i ++ ) face.vertexTangents[ i ] = this.vertexTangents[ i ].clone();
+
+		return face;
+
+	}
+
+};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author alteredq / http://alteredqualia.com/
+ */
+
+THREE.Face4 = function ( a, b, c, d, normal, color, materialIndex ) {
+
+	this.a = a;
+	this.b = b;
+	this.c = c;
+	this.d = d;
+
+	this.normal = normal instanceof THREE.Vector3 ? normal : new THREE.Vector3();
+	this.vertexNormals = normal instanceof Array ? normal : [ ];
+
+	this.color = color instanceof THREE.Color ? color : new THREE.Color();
+	this.vertexColors = color instanceof Array ? color : [];
+
+	this.vertexTangents = [];
+
+	this.materialIndex = materialIndex;
+
+	this.centroid = new THREE.Vector3();
+
+};
+
+THREE.Face4.prototype = {
+
+	constructor: THREE.Face4,
+
+	clone: function () {
+
+		var face = new THREE.Face4( this.a, this.b, this.c, this.d );
+
+		face.normal.copy( this.normal );
+		face.color.copy( this.color );
+		face.centroid.copy( this.centroid );
+
+		face.materialIndex = this.materialIndex;
+
+		var i, il;
+		for ( i = 0, il = this.vertexNormals.length; i < il; i ++ ) face.vertexNormals[ i ] = this.vertexNormals[ i ].clone();
+		for ( i = 0, il = this.vertexColors.length; i < il; i ++ ) face.vertexColors[ i ] = this.vertexColors[ i ].clone();
+		for ( i = 0, il = this.vertexTangents.length; i < il; i ++ ) face.vertexTangents[ i ] = this.vertexTangents[ i ].clone();
+
+		return face;
+
+	}
+
+};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+THREE.UV = function ( u, v ) {
+
+	this.u = u || 0;
+	this.v = v || 0;
+
+};
+
+THREE.UV.prototype = {
+
+	constructor: THREE.UV,
+
+	set: function ( u, v ) {
+
+		this.u = u;
+		this.v = v;
+
+		return this;
+
+	},
+
+	copy: function ( uv ) {
+
+		this.u = uv.u;
+		this.v = uv.v;
+
+		return this;
+
+	},
+
+	lerpSelf: function ( uv, alpha ) {
+
+		this.u += ( uv.u - this.u ) * alpha;
+		this.v += ( uv.v - this.v ) * alpha;
+
+		return this;
+
+	},
+
+	clone: function () {
+
+		return new THREE.UV( this.u, this.v );
+
+	}
+
+};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author kile / http://kile.stravaganza.org/
+ * @author alteredq / http://alteredqualia.com/
+ * @author mikael emtinger / http://gomo.se/
+ * @author zz85 / http://www.lab4games.net/zz85/blog
+ */
+
+THREE.Geometry = function () {
+
+	this.id = THREE.GeometryCount ++;
+
+	this.vertices = [];
+	this.colors = []; // one-to-one vertex colors, used in ParticleSystem, Line and Ribbon
+
+	this.materials = [];
+
+	this.faces = [];
+
+	this.faceUvs = [[]];
+	this.faceVertexUvs = [[]];
+
+	this.morphTargets = [];
+	this.morphColors = [];
+	this.morphNormals = [];
+
+	this.skinWeights = [];
+	this.skinIndices = [];
+
+	this.boundingBox = null;
+	this.boundingSphere = null;
+
+	this.hasTangents = false;
+
+	this.dynamic = false; // unless set to true the *Arrays will be deleted once sent to a buffer.
+
+};
+
+THREE.Geometry.prototype = {
+
+	constructor : THREE.Geometry,
+
+	applyMatrix: function ( matrix ) {
+
+		var matrixRotation = new THREE.Matrix4();
+		matrixRotation.extractRotation( matrix );
+
+		for ( var i = 0, il = this.vertices.length; i < il; i ++ ) {
+
+			var vertex = this.vertices[ i ];
+
+			matrix.multiplyVector3( vertex );
+
+		}
+
+		for ( var i = 0, il = this.faces.length; i < il; i ++ ) {
+
+			var face = this.faces[ i ];
+
+			matrixRotation.multiplyVector3( face.normal );
+
+			for ( var j = 0, jl = face.vertexNormals.length; j < jl; j ++ ) {
+
+				matrixRotation.multiplyVector3( face.vertexNormals[ j ] );
+
+			}
+
+			matrix.multiplyVector3( face.centroid );
+
+		}
+
+	},
+
+	computeCentroids: function () {
+
+		var f, fl, face;
+
+		for ( f = 0, fl = this.faces.length; f < fl; f ++ ) {
+
+			face = this.faces[ f ];
+			face.centroid.set( 0, 0, 0 );
+
+			if ( face instanceof THREE.Face3 ) {
+
+				face.centroid.addSelf( this.vertices[ face.a ] );
+				face.centroid.addSelf( this.vertices[ face.b ] );
+				face.centroid.addSelf( this.vertices[ face.c ] );
+				face.centroid.divideScalar( 3 );
+
+			} else if ( face instanceof THREE.Face4 ) {
+
+				face.centroid.addSelf( this.vertices[ face.a ] );
+				face.centroid.addSelf( this.vertices[ face.b ] );
+				face.centroid.addSelf( this.vertices[ face.c ] );
+				face.centroid.addSelf( this.vertices[ face.d ] );
+				face.centroid.divideScalar( 4 );
+
+			}
+
+		}
+
+	},
+
+	computeFaceNormals: function () {
+
+		var n, nl, v, vl, vertex, f, fl, face, vA, vB, vC,
+		cb = new THREE.Vector3(), ab = new THREE.Vector3();
+
+		for ( f = 0, fl = this.faces.length; f < fl; f ++ ) {
+
+			face = this.faces[ f ];
+
+			vA = this.vertices[ face.a ];
+			vB = this.vertices[ face.b ];
+			vC = this.vertices[ face.c ];
+
+			cb.sub( vC, vB );
+			ab.sub( vA, vB );
+			cb.crossSelf( ab );
+
+			if ( !cb.isZero() ) {
+
+				cb.normalize();
+
+			}
+
+			face.normal.copy( cb );
+
+		}
+
+	},
+
+	computeVertexNormals: function () {
+
+		var v, vl, f, fl, face, vertices;
+
+		// create internal buffers for reuse when calling this method repeatedly
+		// (otherwise memory allocation / deallocation every frame is big resource hog)
+
+		if ( this.__tmpVertices === undefined ) {
+
+			this.__tmpVertices = new Array( this.vertices.length );
+			vertices = this.__tmpVertices;
+
+			for ( v = 0, vl = this.vertices.length; v < vl; v ++ ) {
+
+				vertices[ v ] = new THREE.Vector3();
+
+			}
+
+			for ( f = 0, fl = this.faces.length; f < fl; f ++ ) {
+
+				face = this.faces[ f ];
+
+				if ( face instanceof THREE.Face3 ) {
+
+					face.vertexNormals = [ new THREE.Vector3(), new THREE.Vector3(), new THREE.Vector3() ];
+
+				} else if ( face instanceof THREE.Face4 ) {
+
+					face.vertexNormals = [ new THREE.Vector3(), new THREE.Vector3(), new THREE.Vector3(), new THREE.Vector3() ];
+
+				}
+
+			}
+
+		} else {
+
+			vertices = this.__tmpVertices;
+
+			for ( v = 0, vl = this.vertices.length; v < vl; v ++ ) {
+
+				vertices[ v ].set( 0, 0, 0 );
+
+			}
+
+		}
+
+		for ( f = 0, fl = this.faces.length; f < fl; f ++ ) {
+
+			face = this.faces[ f ];
+
+			if ( face instanceof THREE.Face3 ) {
+
+				vertices[ face.a ].addSelf( face.normal );
+				vertices[ face.b ].addSelf( face.normal );
+				vertices[ face.c ].addSelf( face.normal );
+
+			} else if ( face instanceof THREE.Face4 ) {
+
+				vertices[ face.a ].addSelf( face.normal );
+				vertices[ face.b ].addSelf( face.normal );
+				vertices[ face.c ].addSelf( face.normal );
+				vertices[ face.d ].addSelf( face.normal );
+
+			}
+
+		}
+
+		for ( v = 0, vl = this.vertices.length; v < vl; v ++ ) {
+
+			vertices[ v ].normalize();
+
+		}
+
+		for ( f = 0, fl = this.faces.length; f < fl; f ++ ) {
+
+			face = this.faces[ f ];
+
+			if ( face instanceof THREE.Face3 ) {
+
+				face.vertexNormals[ 0 ].copy( vertices[ face.a ] );
+				face.vertexNormals[ 1 ].copy( vertices[ face.b ] );
+				face.vertexNormals[ 2 ].copy( vertices[ face.c ] );
+
+			} else if ( face instanceof THREE.Face4 ) {
+
+				face.vertexNormals[ 0 ].copy( vertices[ face.a ] );
+				face.vertexNormals[ 1 ].copy( vertices[ face.b ] );
+				face.vertexNormals[ 2 ].copy( vertices[ face.c ] );
+				face.vertexNormals[ 3 ].copy( vertices[ face.d ] );
+
+			}
+
+		}
+
+	},
+
+	computeMorphNormals: function () {
+
+		var i, il, f, fl, face;
+
+		// save original normals
+		// - create temp variables on first access
+		//   otherwise just copy (for faster repeated calls)
+
+		for ( f = 0, fl = this.faces.length; f < fl; f ++ ) {
+
+			face = this.faces[ f ];
+
+			if ( ! face.__originalFaceNormal ) {
+
+				face.__originalFaceNormal = face.normal.clone();
+
+			} else {
+
+				face.__originalFaceNormal.copy( face.normal );
+
+			}
+
+			if ( ! face.__originalVertexNormals ) face.__originalVertexNormals = [];
+
+			for ( i = 0, il = face.vertexNormals.length; i < il; i ++ ) {
+
+				if ( ! face.__originalVertexNormals[ i ] ) {
+
+					face.__originalVertexNormals[ i ] = face.vertexNormals[ i ].clone();
+
+				} else {
+
+					face.__originalVertexNormals[ i ].copy( face.vertexNormals[ i ] );
+
+				}
+
+			}
+
+		}
+
+		// use temp geometry to compute face and vertex normals for each morph
+
+		var tmpGeo = new THREE.Geometry();
+		tmpGeo.faces = this.faces;
+
+		for ( i = 0, il = this.morphTargets.length; i < il; i ++ ) {
+
+			// create on first access
+
+			if ( ! this.morphNormals[ i ] ) {
+
+				this.morphNormals[ i ] = {};
+				this.morphNormals[ i ].faceNormals = [];
+				this.morphNormals[ i ].vertexNormals = [];
+
+				var dstNormalsFace = this.morphNormals[ i ].faceNormals;
+				var dstNormalsVertex = this.morphNormals[ i ].vertexNormals;
+
+				var faceNormal, vertexNormals;
+
+				for ( f = 0, fl = this.faces.length; f < fl; f ++ ) {
+
+					face = this.faces[ f ];
+
+					faceNormal = new THREE.Vector3();
+
+					if ( face instanceof THREE.Face3 ) {
+
+						vertexNormals = { a: new THREE.Vector3(), b: new THREE.Vector3(), c: new THREE.Vector3() };
+
+					} else {
+
+						vertexNormals = { a: new THREE.Vector3(), b: new THREE.Vector3(), c: new THREE.Vector3(), d: new THREE.Vector3() };
+
+					}
+
+					dstNormalsFace.push( faceNormal );
+					dstNormalsVertex.push( vertexNormals );
+
+				}
+
+			}
+
+			var morphNormals = this.morphNormals[ i ];
+
+			// set vertices to morph target
+
+			tmpGeo.vertices = this.morphTargets[ i ].vertices;
+
+			// compute morph normals
+
+			tmpGeo.computeFaceNormals();
+			tmpGeo.computeVertexNormals();
+
+			// store morph normals
+
+			var faceNormal, vertexNormals;
+
+			for ( f = 0, fl = this.faces.length; f < fl; f ++ ) {
+
+				face = this.faces[ f ];
+
+				faceNormal = morphNormals.faceNormals[ f ];
+				vertexNormals = morphNormals.vertexNormals[ f ];
+
+				faceNormal.copy( face.normal );
+
+				if ( face instanceof THREE.Face3 ) {
+
+					vertexNormals.a.copy( face.vertexNormals[ 0 ] );
+					vertexNormals.b.copy( face.vertexNormals[ 1 ] );
+					vertexNormals.c.copy( face.vertexNormals[ 2 ] );
+
+				} else {
+
+					vertexNormals.a.copy( face.vertexNormals[ 0 ] );
+					vertexNormals.b.copy( face.vertexNormals[ 1 ] );
+					vertexNormals.c.copy( face.vertexNormals[ 2 ] );
+					vertexNormals.d.copy( face.vertexNormals[ 3 ] );
+
+				}
+
+			}
+
+		}
+
+		// restore original normals
+
+		for ( f = 0, fl = this.faces.length; f < fl; f ++ ) {
+
+			face = this.faces[ f ];
+
+			face.normal = face.__originalFaceNormal;
+			face.vertexNormals = face.__originalVertexNormals;
+
+		}
+
+	},
+
+	computeTangents: function () {
+
+		// based on http://www.terathon.com/code/tangent.html
+		// tangents go to vertices
+
+		var f, fl, v, vl, i, il, vertexIndex,
+			face, uv, vA, vB, vC, uvA, uvB, uvC,
+			x1, x2, y1, y2, z1, z2,
+			s1, s2, t1, t2, r, t, test,
+			tan1 = [], tan2 = [],
+			sdir = new THREE.Vector3(), tdir = new THREE.Vector3(),
+			tmp = new THREE.Vector3(), tmp2 = new THREE.Vector3(),
+			n = new THREE.Vector3(), w;
+
+		for ( v = 0, vl = this.vertices.length; v < vl; v ++ ) {
+
+			tan1[ v ] = new THREE.Vector3();
+			tan2[ v ] = new THREE.Vector3();
+
+		}
+
+		function handleTriangle( context, a, b, c, ua, ub, uc ) {
+
+			vA = context.vertices[ a ];
+			vB = context.vertices[ b ];
+			vC = context.vertices[ c ];
+
+			uvA = uv[ ua ];
+			uvB = uv[ ub ];
+			uvC = uv[ uc ];
+
+			x1 = vB.x - vA.x;
+			x2 = vC.x - vA.x;
+			y1 = vB.y - vA.y;
+			y2 = vC.y - vA.y;
+			z1 = vB.z - vA.z;
+			z2 = vC.z - vA.z;
+
+			s1 = uvB.u - uvA.u;
+			s2 = uvC.u - uvA.u;
+			t1 = uvB.v - uvA.v;
+			t2 = uvC.v - uvA.v;
+
+			r = 1.0 / ( s1 * t2 - s2 * t1 );
+			sdir.set( ( t2 * x1 - t1 * x2 ) * r,
+					  ( t2 * y1 - t1 * y2 ) * r,
+					  ( t2 * z1 - t1 * z2 ) * r );
+			tdir.set( ( s1 * x2 - s2 * x1 ) * r,
+					  ( s1 * y2 - s2 * y1 ) * r,
+					  ( s1 * z2 - s2 * z1 ) * r );
+
+			tan1[ a ].addSelf( sdir );
+			tan1[ b ].addSelf( sdir );
+			tan1[ c ].addSelf( sdir );
+
+			tan2[ a ].addSelf( tdir );
+			tan2[ b ].addSelf( tdir );
+			tan2[ c ].addSelf( tdir );
+
+		}
+
+		for ( f = 0, fl = this.faces.length; f < fl; f ++ ) {
+
+			face = this.faces[ f ];
+			uv = this.faceVertexUvs[ 0 ][ f ]; // use UV layer 0 for tangents
+
+			if ( face instanceof THREE.Face3 ) {
+
+				handleTriangle( this, face.a, face.b, face.c, 0, 1, 2 );
+
+			} else if ( face instanceof THREE.Face4 ) {
+
+				handleTriangle( this, face.a, face.b, face.d, 0, 1, 3 );
+				handleTriangle( this, face.b, face.c, face.d, 1, 2, 3 );
+
+			}
+
+		}
+
+		var faceIndex = [ 'a', 'b', 'c', 'd' ];
+
+		for ( f = 0, fl = this.faces.length; f < fl; f ++ ) {
+
+			face = this.faces[ f ];
+
+			for ( i = 0; i < face.vertexNormals.length; i++ ) {
+
+				n.copy( face.vertexNormals[ i ] );
+
+				vertexIndex = face[ faceIndex[ i ] ];
+
+				t = tan1[ vertexIndex ];
+
+				// Gram-Schmidt orthogonalize
+
+				tmp.copy( t );
+				tmp.subSelf( n.multiplyScalar( n.dot( t ) ) ).normalize();
+
+				// Calculate handedness
+
+				tmp2.cross( face.vertexNormals[ i ], t );
+				test = tmp2.dot( tan2[ vertexIndex ] );
+				w = (test < 0.0) ? -1.0 : 1.0;
+
+				face.vertexTangents[ i ] = new THREE.Vector4( tmp.x, tmp.y, tmp.z, w );
+
+			}
+
+		}
+
+		this.hasTangents = true;
+
+	},
+
+	computeBoundingBox: function () {
+
+		if ( ! this.boundingBox ) {
+
+			this.boundingBox = { min: new THREE.Vector3(), max: new THREE.Vector3() };
+
+		}
+
+		if ( this.vertices.length > 0 ) {
+
+			var position, firstPosition = this.vertices[ 0 ];
+
+			this.boundingBox.min.copy( firstPosition );
+			this.boundingBox.max.copy( firstPosition );
+
+			var min = this.boundingBox.min,
+				max = this.boundingBox.max;
+
+			for ( var v = 1, vl = this.vertices.length; v < vl; v ++ ) {
+
+				position = this.vertices[ v ];
+
+				if ( position.x < min.x ) {
+
+					min.x = position.x;
+
+				} else if ( position.x > max.x ) {
+
+					max.x = position.x;
+
+				}
+
+				if ( position.y < min.y ) {
+
+					min.y = position.y;
+
+				} else if ( position.y > max.y ) {
+
+					max.y = position.y;
+
+				}
+
+				if ( position.z < min.z ) {
+
+					min.z = position.z;
+
+				} else if ( position.z > max.z ) {
+
+					max.z = position.z;
+
+				}
+
+			}
+
+		} else {
+
+			this.boundingBox.min.set( 0, 0, 0 );
+			this.boundingBox.max.set( 0, 0, 0 );
+
+		}
+
+	},
+
+	computeBoundingSphere: function () {
+
+		if ( ! this.boundingSphere ) this.boundingSphere = { radius: 0 };
+
+		var radius, maxRadius = 0;
+
+		for ( var v = 0, vl = this.vertices.length; v < vl; v ++ ) {
+
+			radius = this.vertices[ v ].length();
+			if ( radius > maxRadius ) maxRadius = radius;
+
+		}
+
+		this.boundingSphere.radius = maxRadius;
+
+	},
+
+	/*
+	 * Checks for duplicate vertices with hashmap.
+	 * Duplicated vertices are removed
+	 * and faces' vertices are updated.
+	 */
+
+	mergeVertices: function() {
+
+		var verticesMap = {}; // Hashmap for looking up vertice by position coordinates (and making sure they are unique)
+		var unique = [], changes = [];
+
+		var v, key;
+		var precisionPoints = 4; // number of decimal points, eg. 4 for epsilon of 0.0001
+		var precision = Math.pow( 10, precisionPoints );
+		var i,il, face;
+
+		for ( i = 0, il = this.vertices.length; i < il; i ++ ) {
+
+			v = this.vertices[ i ];
+			key = [ Math.round( v.x * precision ), Math.round( v.y * precision ), Math.round( v.z * precision ) ].join( '_' );
+
+			if ( verticesMap[ key ] === undefined ) {
+
+				verticesMap[ key ] = i;
+				unique.push( this.vertices[ i ] );
+				changes[ i ] = unique.length - 1;
+
+			} else {
+
+				//console.log('Duplicate vertex found. ', i, ' could be using ', verticesMap[key]);
+				changes[ i ] = changes[ verticesMap[ key ] ];
+
+			}
+
+		};
+
+
+		// Start to patch face indices
+
+		for( i = 0, il = this.faces.length; i < il; i ++ ) {
+
+			face = this.faces[ i ];
+
+			if ( face instanceof THREE.Face3 ) {
+
+				face.a = changes[ face.a ];
+				face.b = changes[ face.b ];
+				face.c = changes[ face.c ];
+
+			} else if ( face instanceof THREE.Face4 ) {
+
+				face.a = changes[ face.a ];
+				face.b = changes[ face.b ];
+				face.c = changes[ face.c ];
+				face.d = changes[ face.d ];
+
+			}
+
+		}
+
+		// Use unique set of vertices
+
+		this.vertices = unique;
+
+	}
+
+};
+
+THREE.GeometryCount = 0;
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author mikael emtinger / http://gomo.se/
+ */
+
+THREE.Camera = function () {
+
+	THREE.Object3D.call( this );
+
+	this.matrixWorldInverse = new THREE.Matrix4();
+
+	this.projectionMatrix = new THREE.Matrix4();
+	this.projectionMatrixInverse = new THREE.Matrix4();
+
+};
+
+THREE.Camera.prototype = new THREE.Object3D();
+THREE.Camera.prototype.constructor = THREE.Camera;
+
+THREE.Camera.prototype.lookAt = function ( vector ) {
+
+	// TODO: Add hierarchy support.
+
+	this.matrix.lookAt( this.position, vector, this.up );
+
+	if ( this.rotationAutoUpdate ) {
+
+		this.rotation.getRotationFromMatrix( this.matrix );
+
+	}
+
+};
+/**
+ * @author alteredq / http://alteredqualia.com/
+ */
+
+THREE.OrthographicCamera = function ( left, right, top, bottom, near, far ) {
+
+	THREE.Camera.call( this );
+
+	this.left = left;
+	this.right = right;
+	this.top = top;
+	this.bottom = bottom;
+
+	this.near = ( near !== undefined ) ? near : 0.1;
+	this.far = ( far !== undefined ) ? far : 2000;
+
+	this.updateProjectionMatrix();
+
+};
+
+THREE.OrthographicCamera.prototype = new THREE.Camera();
+THREE.OrthographicCamera.prototype.constructor = THREE.OrthographicCamera;
+
+THREE.OrthographicCamera.prototype.updateProjectionMatrix = function () {
+
+	this.projectionMatrix.makeOrthographic( this.left, this.right, this.top, this.bottom, this.near, this.far );
+
+};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author greggman / http://games.greggman.com/
+ * @author zz85 / http://www.lab4games.net/zz85/blog
+ */
+
+THREE.PerspectiveCamera = function ( fov, aspect, near, far ) {
+
+	THREE.Camera.call( this );
+
+	this.fov = fov !== undefined ? fov : 50;
+	this.aspect = aspect !== undefined ? aspect : 1;
+	this.near = near !== undefined ? near : 0.1;
+	this.far = far !== undefined ? far : 2000;
+
+	this.updateProjectionMatrix();
+
+};
+
+THREE.PerspectiveCamera.prototype = new THREE.Camera();
+THREE.PerspectiveCamera.prototype.constructor = THREE.PerspectiveCamera;
+
+
+/**
+ * Uses Focal Length (in mm) to estimate and set FOV
+ * 35mm (fullframe) camera is used if frame size is not specified;
+ * Formula based on http://www.bobatkins.com/photography/technical/field_of_view.html
+ */
+
+THREE.PerspectiveCamera.prototype.setLens = function ( focalLength, frameHeight ) {
+
+	frameHeight = frameHeight !== undefined ? frameHeight : 24;
+
+	this.fov = 2 * Math.atan( frameHeight / ( focalLength * 2 ) ) * ( 180 / Math.PI );
+	this.updateProjectionMatrix();
+
+}
+
+
+/**
+ * Sets an offset in a larger frustum. This is useful for multi-window or
+ * multi-monitor/multi-machine setups.
+ *
+ * For example, if you have 3x2 monitors and each monitor is 1920x1080 and
+ * the monitors are in grid like this
+ *
+ *   +---+---+---+
+ *   | A | B | C |
+ *   +---+---+---+
+ *   | D | E | F |
+ *   +---+---+---+
+ *
+ * then for each monitor you would call it like this
+ *
+ *   var w = 1920;
+ *   var h = 1080;
+ *   var fullWidth = w * 3;
+ *   var fullHeight = h * 2;
+ *
+ *   --A--
+ *   camera.setOffset( fullWidth, fullHeight, w * 0, h * 0, w, h );
+ *   --B--
+ *   camera.setOffset( fullWidth, fullHeight, w * 1, h * 0, w, h );
+ *   --C--
+ *   camera.setOffset( fullWidth, fullHeight, w * 2, h * 0, w, h );
+ *   --D--
+ *   camera.setOffset( fullWidth, fullHeight, w * 0, h * 1, w, h );
+ *   --E--
+ *   camera.setOffset( fullWidth, fullHeight, w * 1, h * 1, w, h );
+ *   --F--
+ *   camera.setOffset( fullWidth, fullHeight, w * 2, h * 1, w, h );
+ *
+ *   Note there is no reason monitors have to be the same size or in a grid.
+ */
+
+THREE.PerspectiveCamera.prototype.setViewOffset = function ( fullWidth, fullHeight, x, y, width, height ) {
+
+	this.fullWidth = fullWidth;
+	this.fullHeight = fullHeight;
+	this.x = x;
+	this.y = y;
+	this.width = width;
+	this.height = height;
+
+	this.updateProjectionMatrix();
+
+};
+
+
+THREE.PerspectiveCamera.prototype.updateProjectionMatrix = function () {
+
+	if ( this.fullWidth ) {
+
+		var aspect = this.fullWidth / this.fullHeight;
+		var top = Math.tan( this.fov * Math.PI / 360 ) * this.near;
+		var bottom = -top;
+		var left = aspect * bottom;
+		var right = aspect * top;
+		var width = Math.abs( right - left );
+		var height = Math.abs( top - bottom );
+
+		this.projectionMatrix.makeFrustum(
+			left + this.x * width / this.fullWidth,
+			left + ( this.x + this.width ) * width / this.fullWidth,
+			top - ( this.y + this.height ) * height / this.fullHeight,
+			top - this.y * height / this.fullHeight,
+			this.near,
+			this.far
+		);
+
+	} else {
+
+		this.projectionMatrix.makePerspective( this.fov, this.aspect, this.near, this.far );
+
+	}
+
+};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author alteredq / http://alteredqualia.com/
+ */
+ 
+THREE.Light = function ( hex ) {
+
+	THREE.Object3D.call( this );
+
+	this.color = new THREE.Color( hex );
+
+};
+
+THREE.Light.prototype = new THREE.Object3D();
+THREE.Light.prototype.constructor = THREE.Light;
+THREE.Light.prototype.supr = THREE.Object3D.prototype;
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+THREE.AmbientLight = function ( hex ) {
+
+	THREE.Light.call( this, hex );
+
+};
+
+THREE.AmbientLight.prototype = new THREE.Light();
+THREE.AmbientLight.prototype.constructor = THREE.AmbientLight; 
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author alteredq / http://alteredqualia.com/
+ */
+
+THREE.DirectionalLight = function ( hex, intensity, distance ) {
+
+	THREE.Light.call( this, hex );
+
+	this.position = new THREE.Vector3( 0, 1, 0 );
+	this.target = new THREE.Object3D();
+
+	this.intensity = ( intensity !== undefined ) ? intensity : 1;
+	this.distance = ( distance !== undefined ) ? distance : 0;
+
+	this.castShadow = false;
+	this.onlyShadow = false;
+
+	//
+
+	this.shadowCameraNear = 50;
+	this.shadowCameraFar = 5000;
+
+	this.shadowCameraLeft = -500;
+	this.shadowCameraRight = 500;
+	this.shadowCameraTop = 500;
+	this.shadowCameraBottom = -500;
+
+	this.shadowCameraVisible = false;
+
+	this.shadowBias = 0;
+	this.shadowDarkness = 0.5;
+
+	this.shadowMapWidth = 512;
+	this.shadowMapHeight = 512;
+
+	//
+
+	this.shadowCascade = false;
+
+	this.shadowCascadeOffset = new THREE.Vector3( 0, 0, -1000 );
+	this.shadowCascadeCount = 2;
+
+	this.shadowCascadeBias = [ 0, 0, 0 ];
+	this.shadowCascadeWidth = [ 512, 512, 512 ];
+	this.shadowCascadeHeight = [ 512, 512, 512 ];
+
+	this.shadowCascadeNearZ = [ -1.000, 0.990, 0.998 ];
+	this.shadowCascadeFarZ  = [  0.990, 0.998, 1.000 ];
+
+	this.shadowCascadeArray = [];
+
+	//
+
+	this.shadowMap = null;
+	this.shadowMapSize = null;
+	this.shadowCamera = null;
+	this.shadowMatrix = null;
+
+};
+
+THREE.DirectionalLight.prototype = new THREE.Light();
+THREE.DirectionalLight.prototype.constructor = THREE.DirectionalLight;
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+THREE.PointLight = function ( hex, intensity, distance ) {
+
+	THREE.Light.call( this, hex );
+
+	this.position = new THREE.Vector3( 0, 0, 0 );
+	this.intensity = ( intensity !== undefined ) ? intensity : 1;
+	this.distance = ( distance !== undefined ) ? distance : 0;
+
+};
+
+THREE.PointLight.prototype = new THREE.Light();
+THREE.PointLight.prototype.constructor = THREE.PointLight;
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author alteredq / http://alteredqualia.com/
+ */
+
+THREE.Material = function ( parameters ) {
+
+	parameters = parameters || {};
+
+	this.id = THREE.MaterialCount ++;
+
+	this.name = '';
+
+	this.opacity = parameters.opacity !== undefined ? parameters.opacity : 1;
+	this.transparent = parameters.transparent !== undefined ? parameters.transparent : false;
+
+	this.blending = parameters.blending !== undefined ? parameters.blending : THREE.NormalBlending;
+
+	this.blendSrc = parameters.blendSrc !== undefined ? parameters.blendSrc : THREE.SrcAlphaFactor;
+	this.blendDst = parameters.blendDst !== undefined ? parameters.blendDst : THREE.OneMinusSrcAlphaFactor;
+	this.blendEquation = parameters.blendEquation !== undefined ? parameters.blendEquation : THREE.AddEquation;
+
+	this.depthTest = parameters.depthTest !== undefined ? parameters.depthTest : true;
+	this.depthWrite = parameters.depthWrite !== undefined ? parameters.depthWrite : true;
+
+	this.polygonOffset = parameters.polygonOffset !== undefined ? parameters.polygonOffset : false;
+	this.polygonOffsetFactor = parameters.polygonOffsetFactor !== undefined ? parameters.polygonOffsetFactor : 0;
+	this.polygonOffsetUnits = parameters.polygonOffsetUnits !== undefined ? parameters.polygonOffsetUnits : 0;
+
+	this.alphaTest = parameters.alphaTest !== undefined ? parameters.alphaTest : 0;
+
+	this.overdraw = parameters.overdraw !== undefined ? parameters.overdraw : false; // Boolean for fixing antialiasing gaps in CanvasRenderer
+
+	this.needsUpdate = true;
+
+}
+
+THREE.MaterialCount = 0;
+
+// shading
+
+THREE.NoShading = 0;
+THREE.FlatShading = 1;
+THREE.SmoothShading = 2;
+
+// colors
+
+THREE.NoColors = 0;
+THREE.FaceColors = 1;
+THREE.VertexColors = 2;
+
+// blending modes
+
+THREE.NoBlending = 0;
+THREE.NormalBlending = 1;
+THREE.AdditiveBlending = 2;
+THREE.SubtractiveBlending = 3;
+THREE.MultiplyBlending = 4;
+THREE.AdditiveAlphaBlending = 5;
+THREE.CustomBlending = 6;
+
+// custom blending equations
+// (numbers start from 100 not to clash with other
+//  mappings to OpenGL constants defined in Texture.js)
+
+THREE.AddEquation = 100;
+THREE.SubtractEquation = 101;
+THREE.ReverseSubtractEquation = 102;
+
+// custom blending destination factors
+
+THREE.ZeroFactor = 200;
+THREE.OneFactor = 201;
+THREE.SrcColorFactor = 202;
+THREE.OneMinusSrcColorFactor = 203;
+THREE.SrcAlphaFactor = 204;
+THREE.OneMinusSrcAlphaFactor = 205;
+THREE.DstAlphaFactor = 206;
+THREE.OneMinusDstAlphaFactor = 207;
+
+// custom blending source factors
+
+//THREE.ZeroFactor = 200;
+//THREE.OneFactor = 201;
+//THREE.SrcAlphaFactor = 204;
+//THREE.OneMinusSrcAlphaFactor = 205;
+//THREE.DstAlphaFactor = 206;
+//THREE.OneMinusDstAlphaFactor = 207;
+THREE.DstColorFactor = 208;
+THREE.OneMinusDstColorFactor = 209;
+THREE.SrcAlphaSaturateFactor = 210;
+
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author alteredq / http://alteredqualia.com/
+ *
+ * parameters = {
+ *  color: <hex>,
+ *  opacity: <float>,
+ *
+ *  blending: THREE.NormalBlending,
+ *  depthTest: <bool>,
+ *
+ *  linewidth: <float>,
+ *  linecap: "round",
+ *  linejoin: "round",
+ *
+ *  vertexColors: <bool>
+ *
+ *  fog: <bool>
+ * }
+ */
+
+THREE.LineBasicMaterial = function ( parameters ) {
+
+	THREE.Material.call( this, parameters );
+
+	parameters = parameters || {};
+
+	this.color = parameters.color !== undefined ? new THREE.Color( parameters.color ) : new THREE.Color( 0xffffff );
+
+	this.linewidth = parameters.linewidth !== undefined ? parameters.linewidth : 1;
+	this.linecap = parameters.linecap !== undefined ? parameters.linecap : 'round';
+	this.linejoin = parameters.linejoin !== undefined ? parameters.linejoin : 'round';
+
+	this.vertexColors = parameters.vertexColors ? parameters.vertexColors : false;
+
+	this.fog = parameters.fog !== undefined ? parameters.fog : true;
+
+};
+
+THREE.LineBasicMaterial.prototype = new THREE.Material();
+THREE.LineBasicMaterial.prototype.constructor = THREE.LineBasicMaterial;
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author alteredq / http://alteredqualia.com/
+ *
+ * parameters = {
+ *  color: <hex>,
+ *  opacity: <float>,
+ *  map: new THREE.Texture( <Image> ),
+ *
+ *  lightMap: new THREE.Texture( <Image> ),
+ *
+ *  envMap: new THREE.TextureCube( [posx, negx, posy, negy, posz, negz] ),
+ *  combine: THREE.Multiply,
+ *  reflectivity: <float>,
+ *  refractionRatio: <float>,
+ *
+ *  shading: THREE.SmoothShading,
+ *  blending: THREE.NormalBlending,
+ *  depthTest: <bool>,
+ *
+ *  wireframe: <boolean>,
+ *  wireframeLinewidth: <float>,
+ *
+ *  vertexColors: THREE.NoColors / THREE.VertexColors / THREE.FaceColors,
+ *
+ *  skinning: <bool>,
+ *  morphTargets: <bool>,
+ *
+ *	fog: <bool>
+ * }
+ */
+
+THREE.MeshBasicMaterial = function ( parameters ) {
+
+	THREE.Material.call( this, parameters );
+
+	parameters = parameters || {};
+
+	// color property represents emissive for MeshBasicMaterial
+
+	this.color = parameters.color !== undefined ? new THREE.Color( parameters.color ) : new THREE.Color( 0xffffff );
+
+	this.map = parameters.map !== undefined ? parameters.map : null;
+
+	this.lightMap = parameters.lightMap !== undefined ? parameters.lightMap : null;
+
+	this.envMap = parameters.envMap !== undefined ? parameters.envMap : null;
+	this.combine = parameters.combine !== undefined ? parameters.combine : THREE.MultiplyOperation;
+	this.reflectivity = parameters.reflectivity !== undefined ? parameters.reflectivity : 1;
+	this.refractionRatio = parameters.refractionRatio !== undefined ? parameters.refractionRatio : 0.98;
+
+	this.fog = parameters.fog !== undefined ? parameters.fog : true;
+
+	this.shading = parameters.shading !== undefined ? parameters.shading : THREE.SmoothShading;
+
+	this.wireframe = parameters.wireframe !== undefined ? parameters.wireframe : false;
+	this.wireframeLinewidth = parameters.wireframeLinewidth !== undefined ? parameters.wireframeLinewidth : 1;
+	this.wireframeLinecap = parameters.wireframeLinecap !== undefined ? parameters.wireframeLinecap : 'round';
+	this.wireframeLinejoin = parameters.wireframeLinejoin !== undefined ? parameters.wireframeLinejoin : 'round';
+
+	this.vertexColors = parameters.vertexColors !== undefined ? parameters.vertexColors : THREE.NoColors;
+
+	this.skinning = parameters.skinning !== undefined ? parameters.skinning : false;
+	this.morphTargets = parameters.morphTargets !== undefined ? parameters.morphTargets : false;
+
+};
+
+THREE.MeshBasicMaterial.prototype = new THREE.Material();
+THREE.MeshBasicMaterial.prototype.constructor = THREE.MeshBasicMaterial;
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author alteredq / http://alteredqualia.com/
+ *
+ * parameters = {
+ *  color: <hex>,
+ *  ambient: <hex>,
+ *  emissive: <hex>,
+ *  opacity: <float>,
+ *
+ *  map: new THREE.Texture( <Image> ),
+ *
+ *  lightMap: new THREE.Texture( <Image> ),
+ *
+ *  envMap: new THREE.TextureCube( [posx, negx, posy, negy, posz, negz] ),
+ *  combine: THREE.Multiply,
+ *  reflectivity: <float>,
+ *  refractionRatio: <float>,
+ *
+ *  shading: THREE.SmoothShading,
+ *  blending: THREE.NormalBlending,
+ *  depthTest: <bool>,
+ *
+ *  wireframe: <boolean>,
+ *  wireframeLinewidth: <float>,
+ *
+ *  vertexColors: THREE.NoColors / THREE.VertexColors / THREE.FaceColors,
+ *
+ *  skinning: <bool>,
+ *  morphTargets: <bool>,
+ *  morphNormals: <bool>,
+ *
+ *	fog: <bool>
+ * }
+ */
+
+THREE.MeshLambertMaterial = function ( parameters ) {
+
+	THREE.Material.call( this, parameters );
+
+	parameters = parameters || {};
+
+	// color property represents diffuse for MeshLambertMaterial
+
+	this.color = parameters.color !== undefined ? new THREE.Color( parameters.color ) : new THREE.Color( 0xffffff );
+	this.ambient = parameters.ambient !== undefined ? new THREE.Color( parameters.ambient ) : new THREE.Color( 0xffffff );
+	this.emissive = parameters.emissive !== undefined ? new THREE.Color( parameters.emissive ) : new THREE.Color( 0x000000 );
+
+	this.wrapAround = parameters.wrapAround !== undefined ? parameters.wrapAround: false;
+	this.wrapRGB = new THREE.Vector3( 1, 1, 1 );
+
+	this.map = parameters.map !== undefined ? parameters.map : null;
+
+	this.lightMap = parameters.lightMap !== undefined ? parameters.lightMap : null;
+
+	this.envMap = parameters.envMap !== undefined ? parameters.envMap : null;
+	this.combine = parameters.combine !== undefined ? parameters.combine : THREE.MultiplyOperation;
+	this.reflectivity = parameters.reflectivity !== undefined ? parameters.reflectivity : 1;
+	this.refractionRatio = parameters.refractionRatio !== undefined ? parameters.refractionRatio : 0.98;
+
+	this.fog = parameters.fog !== undefined ? parameters.fog : true;
+
+	this.shading = parameters.shading !== undefined ? parameters.shading : THREE.SmoothShading;
+
+	this.wireframe = parameters.wireframe !== undefined ? parameters.wireframe : false;
+	this.wireframeLinewidth = parameters.wireframeLinewidth !== undefined ? parameters.wireframeLinewidth : 1;
+	this.wireframeLinecap = parameters.wireframeLinecap !== undefined ? parameters.wireframeLinecap : 'round';
+	this.wireframeLinejoin = parameters.wireframeLinejoin !== undefined ? parameters.wireframeLinejoin : 'round';
+
+	this.vertexColors = parameters.vertexColors !== undefined ? parameters.vertexColors : THREE.NoColors;
+
+	this.skinning = parameters.skinning !== undefined ? parameters.skinning : false;
+	this.morphTargets = parameters.morphTargets !== undefined ? parameters.morphTargets : false;
+	this.morphNormals = parameters.morphNormals !== undefined ? parameters.morphNormals : false;
+
+};
+
+THREE.MeshLambertMaterial.prototype = new THREE.Material();
+THREE.MeshLambertMaterial.prototype.constructor = THREE.MeshLambertMaterial;
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author alteredq / http://alteredqualia.com/
+ *
+ * parameters = {
+ *  color: <hex>,
+ *  ambient: <hex>,
+ *  emissive: <hex>,
+ *  specular: <hex>,
+ *  shininess: <float>,
+ *  opacity: <float>,
+ *
+ *  map: new THREE.Texture( <Image> ),
+ *
+ *  lightMap: new THREE.Texture( <Image> ),
+ *
+ *  envMap: new THREE.TextureCube( [posx, negx, posy, negy, posz, negz] ),
+ *  combine: THREE.Multiply,
+ *  reflectivity: <float>,
+ *  refractionRatio: <float>,
+ *
+ *  shading: THREE.SmoothShading,
+ *  blending: THREE.NormalBlending,
+ *  depthTest: <bool>,
+ *
+ *  wireframe: <boolean>,
+ *  wireframeLinewidth: <float>,
+ *
+ *  vertexColors: THREE.NoColors / THREE.VertexColors / THREE.FaceColors,
+ *
+ *  skinning: <bool>,
+ *  morphTargets: <bool>,
+ *  morphNormals: <bool>,
+ *
+ *	fog: <bool>
+ * }
+ */
+
+THREE.MeshPhongMaterial = function ( parameters ) {
+
+	THREE.Material.call( this, parameters );
+
+	parameters = parameters || {};
+
+	// color property represents diffuse for MeshPhongMaterial
+
+	this.color = parameters.color !== undefined ? new THREE.Color( parameters.color ) : new THREE.Color( 0xffffff );
+	this.ambient = parameters.ambient !== undefined ? new THREE.Color( parameters.ambient ) : new THREE.Color( 0xffffff );
+	this.emissive = parameters.emissive !== undefined ? new THREE.Color( parameters.emissive ) : new THREE.Color( 0x000000 );
+	this.specular = parameters.specular !== undefined ? new THREE.Color( parameters.specular ) : new THREE.Color( 0x111111 );
+	this.shininess = parameters.shininess !== undefined ? parameters.shininess : 30;
+
+	this.metal = parameters.metal !== undefined ? parameters.metal : false;
+	this.perPixel = parameters.perPixel !== undefined ? parameters.perPixel : false;
+
+	this.wrapAround = parameters.wrapAround !== undefined ? parameters.wrapAround: false;
+	this.wrapRGB = new THREE.Vector3( 1, 1, 1 );
+
+	this.map = parameters.map !== undefined ? parameters.map : null;
+
+	this.lightMap = parameters.lightMap !== undefined ? parameters.lightMap : null;
+
+	this.envMap = parameters.envMap !== undefined ? parameters.envMap : null;
+	this.combine = parameters.combine !== undefined ? parameters.combine : THREE.MultiplyOperation;
+	this.reflectivity = parameters.reflectivity !== undefined ? parameters.reflectivity : 1;
+	this.refractionRatio = parameters.refractionRatio !== undefined ? parameters.refractionRatio : 0.98;
+
+	this.fog = parameters.fog !== undefined ? parameters.fog : true;
+
+	this.shading = parameters.shading !== undefined ? parameters.shading : THREE.SmoothShading;
+
+	this.wireframe = parameters.wireframe !== undefined ? parameters.wireframe : false;
+	this.wireframeLinewidth = parameters.wireframeLinewidth !== undefined ? parameters.wireframeLinewidth : 1;
+	this.wireframeLinecap = parameters.wireframeLinecap !== undefined ? parameters.wireframeLinecap : 'round';
+	this.wireframeLinejoin = parameters.wireframeLinejoin !== undefined ? parameters.wireframeLinejoin : 'round';
+
+	this.vertexColors = parameters.vertexColors !== undefined ? parameters.vertexColors : THREE.NoColors;
+
+	this.skinning = parameters.skinning !== undefined ? parameters.skinning : false;
+	this.morphTargets = parameters.morphTargets !== undefined ? parameters.morphTargets : false;
+	this.morphNormals = parameters.morphNormals !== undefined ? parameters.morphNormals : false;
+
+};
+
+THREE.MeshPhongMaterial.prototype = new THREE.Material();
+THREE.MeshPhongMaterial.prototype.constructor = THREE.MeshPhongMaterial;
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author alteredq / http://alteredqualia.com/
+ *
+ * parameters = {
+ *  opacity: <float>,
+ 
+ *  blending: THREE.NormalBlending,
+ *  depthTest: <bool>,
+ 
+ *  wireframe: <boolean>,
+ *  wireframeLinewidth: <float>
+ * } 
+ */
+
+THREE.MeshDepthMaterial = function ( parameters ) {
+
+	THREE.Material.call( this, parameters );
+
+	parameters = parameters || {};
+
+	this.shading = parameters.shading !== undefined ? parameters.shading : THREE.SmoothShading; // doesn't really apply here, normals are not used
+
+	this.wireframe = parameters.wireframe !== undefined ? parameters.wireframe : false;
+	this.wireframeLinewidth = parameters.wireframeLinewidth !== undefined ? parameters.wireframeLinewidth : 1;
+
+};
+
+THREE.MeshDepthMaterial.prototype = new THREE.Material();
+THREE.MeshDepthMaterial.prototype.constructor = THREE.MeshDepthMaterial;
+/**
+ * @author mr.doob / http://mrdoob.com/
+ *
+ * parameters = {
+ *  opacity: <float>,
+ 
+ *  shading: THREE.FlatShading,
+ *  blending: THREE.NormalBlending,
+ *  depthTest: <bool>,
+ 
+ *  wireframe: <boolean>,
+ *  wireframeLinewidth: <float>
+ * }
+ */
+
+THREE.MeshNormalMaterial = function ( parameters ) {
+
+	THREE.Material.call( this, parameters );
+
+	parameters = parameters || {};
+
+	this.shading = parameters.shading ? parameters.shading : THREE.FlatShading;
+
+	this.wireframe = parameters.wireframe ? parameters.wireframe : false;
+	this.wireframeLinewidth = parameters.wireframeLinewidth ? parameters.wireframeLinewidth : 1;
+
+};
+
+THREE.MeshNormalMaterial.prototype = new THREE.Material();
+THREE.MeshNormalMaterial.prototype.constructor = THREE.MeshNormalMaterial;
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+THREE.MeshFaceMaterial = function () {
+
+};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author alteredq / http://alteredqualia.com/
+ *
+ * parameters = {
+ *  color: <hex>,
+ *  opacity: <float>,
+ *  map: new THREE.Texture( <Image> ),
+ *
+ *  size: <float>,
+ *
+ *  blending: THREE.NormalBlending,
+ *  depthTest: <bool>,
+ *
+ *  vertexColors: <bool>,
+ *
+ *  fog: <bool>
+ * }
+ */
+
+THREE.ParticleBasicMaterial = function ( parameters ) {
+
+	THREE.Material.call( this, parameters );
+
+	parameters = parameters || {};
+
+	this.color = parameters.color !== undefined ? new THREE.Color( parameters.color ) : new THREE.Color( 0xffffff );
+
+	this.map = parameters.map !== undefined ? parameters.map : null;
+
+	this.size = parameters.size !== undefined ? parameters.size : 1;
+	this.sizeAttenuation = parameters.sizeAttenuation !== undefined ? parameters.sizeAttenuation : true;
+
+	this.vertexColors = parameters.vertexColors !== undefined ? parameters.vertexColors : false;
+
+	this.fog = parameters.fog !== undefined ? parameters.fog : true;
+
+};
+
+THREE.ParticleBasicMaterial.prototype = new THREE.Material();
+THREE.ParticleBasicMaterial.prototype.constructor = THREE.ParticleBasicMaterial;
+/**
+ * @author mr.doob / http://mrdoob.com/
+ *
+ * parameters = {
+ *  color: <hex>,
+ *  program: <function>,
+ *  opacity: <float>,
+ *  blending: THREE.NormalBlending
+ * }
+ */
+
+THREE.ParticleCanvasMaterial = function ( parameters ) {
+
+	THREE.Material.call( this, parameters );
+
+	parameters = parameters || {};
+
+	this.color = parameters.color !== undefined ? new THREE.Color( parameters.color ) : new THREE.Color( 0xffffff );
+	this.program = parameters.program !== undefined ? parameters.program : function ( context, color ) {};
+
+};
+
+THREE.ParticleCanvasMaterial.prototype = new THREE.Material();
+THREE.ParticleCanvasMaterial.prototype.constructor = THREE.ParticleCanvasMaterial;
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author alteredq / http://alteredqualia.com/
+ * @author szimek / https://github.com/szimek/
+ */
+
+THREE.Texture = function ( image, mapping, wrapS, wrapT, magFilter, minFilter, format, type ) {
+
+	this.id = THREE.TextureCount ++;
+
+	this.image = image;
+
+	this.mapping = mapping !== undefined ? mapping : new THREE.UVMapping();
+
+	this.wrapS = wrapS !== undefined ? wrapS : THREE.ClampToEdgeWrapping;
+	this.wrapT = wrapT !== undefined ? wrapT : THREE.ClampToEdgeWrapping;
+
+	this.magFilter = magFilter !== undefined ? magFilter : THREE.LinearFilter;
+	this.minFilter = minFilter !== undefined ? minFilter : THREE.LinearMipMapLinearFilter;
+
+	this.format = format !== undefined ? format : THREE.RGBAFormat;
+	this.type = type !== undefined ? type : THREE.UnsignedByteType;
+
+	this.offset = new THREE.Vector2( 0, 0 );
+	this.repeat = new THREE.Vector2( 1, 1 );
+
+	this.generateMipmaps = true;
+	this.premultiplyAlpha = false;
+
+	this.needsUpdate = false;
+	this.onUpdate = null;
+
+};
+
+THREE.Texture.prototype = {
+
+	constructor: THREE.Texture,
+
+	clone: function () {
+
+		var clonedTexture = new THREE.Texture( this.image, this.mapping, this.wrapS, this.wrapT, this.magFilter, this.minFilter, this.format, this.type );
+
+		clonedTexture.offset.copy( this.offset );
+		clonedTexture.repeat.copy( this.repeat );
+
+		return clonedTexture;
+
+	}
+
+};
+
+THREE.TextureCount = 0;
+
+THREE.MultiplyOperation = 0;
+THREE.MixOperation = 1;
+
+// Mapping modes
+
+THREE.UVMapping = function () {};
+
+THREE.CubeReflectionMapping = function () {};
+THREE.CubeRefractionMapping = function () {};
+
+THREE.SphericalReflectionMapping = function () {};
+THREE.SphericalRefractionMapping = function () {};
+
+// Wrapping modes
+
+THREE.RepeatWrapping = 0;
+THREE.ClampToEdgeWrapping = 1;
+THREE.MirroredRepeatWrapping = 2;
+
+// Filters
+
+THREE.NearestFilter = 3;
+THREE.NearestMipMapNearestFilter = 4;
+THREE.NearestMipMapLinearFilter = 5;
+THREE.LinearFilter = 6;
+THREE.LinearMipMapNearestFilter = 7;
+THREE.LinearMipMapLinearFilter = 8;
+
+// Types
+
+THREE.ByteType = 9;
+THREE.UnsignedByteType = 10;
+THREE.ShortType = 11;
+THREE.UnsignedShortType = 12;
+THREE.IntType = 13;
+THREE.UnsignedIntType = 14;
+THREE.FloatType = 15;
+
+// Formats
+
+THREE.AlphaFormat = 16;
+THREE.RGBFormat = 17;
+THREE.RGBAFormat = 18;
+THREE.LuminanceFormat = 19;
+THREE.LuminanceAlphaFormat = 20;
+/**
+ * @author alteredq / http://alteredqualia.com/
+ */
+
+THREE.DataTexture = function ( data, width, height, format, type, mapping, wrapS, wrapT, magFilter, minFilter ) {
+
+	THREE.Texture.call( this, null, mapping, wrapS, wrapT, magFilter, minFilter, format, type );
+
+	this.image = { data: data, width: width, height: height };
+
+};
+
+THREE.DataTexture.prototype = new THREE.Texture();
+THREE.DataTexture.prototype.constructor = THREE.DataTexture;
+
+THREE.DataTexture.prototype.clone = function () {
+
+	var clonedTexture = new THREE.DataTexture( this.image.data,  this.image.width, this.image.height, this.format, this.type, this.mapping, this.wrapS, this.wrapT, this.magFilter, this.minFilter );
+
+	clonedTexture.offset.copy( this.offset );
+	clonedTexture.repeat.copy( this.repeat );
+
+	return clonedTexture;
+
+};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+THREE.Particle = function ( material ) {
+
+	THREE.Object3D.call( this );
+
+	this.material = material;
+
+};
+
+THREE.Particle.prototype = new THREE.Object3D();
+THREE.Particle.prototype.constructor = THREE.Particle;
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+THREE.Line = function ( geometry, material, type ) {
+
+	THREE.Object3D.call( this );
+
+	this.geometry = geometry;
+	this.material = ( material !== undefined ) ? material : new THREE.LineBasicMaterial( { color: Math.random() * 0xffffff } );
+	this.type = ( type !== undefined ) ? type : THREE.LineStrip;
+
+	if ( this.geometry ) {
+
+		if ( ! this.geometry.boundingSphere ) {
+
+			this.geometry.computeBoundingSphere();
+
+		}
+
+	}
+
+};
+
+THREE.LineStrip = 0;
+THREE.LinePieces = 1;
+
+THREE.Line.prototype = new THREE.Object3D();
+THREE.Line.prototype.constructor = THREE.Line;
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author alteredq / http://alteredqualia.com/
+ * @author mikael emtinger / http://gomo.se/
+ */
+
+THREE.Mesh = function ( geometry, material ) {
+
+	THREE.Object3D.call( this );
+
+	this.geometry = geometry;
+	this.material = ( material !== undefined ) ? material : new THREE.MeshBasicMaterial( { color: Math.random() * 0xffffff, wireframe: true } );
+
+	if ( this.geometry ) {
+
+		// calc bound radius
+
+		if( ! this.geometry.boundingSphere ) {
+
+			this.geometry.computeBoundingSphere();
+
+		}
+
+		this.boundRadius = geometry.boundingSphere.radius;
+
+
+		// setup morph targets
+
+		if( this.geometry.morphTargets.length ) {
+
+			this.morphTargetBase = -1;
+			this.morphTargetForcedOrder = [];
+			this.morphTargetInfluences = [];
+			this.morphTargetDictionary = {};
+
+			for( var m = 0; m < this.geometry.morphTargets.length; m ++ ) {
+
+				this.morphTargetInfluences.push( 0 );
+				this.morphTargetDictionary[ this.geometry.morphTargets[ m ].name ] = m;
+
+			}
+
+		}
+
+	}
+
+}
+
+THREE.Mesh.prototype = new THREE.Object3D();
+THREE.Mesh.prototype.constructor = THREE.Mesh;
+THREE.Mesh.prototype.supr = THREE.Object3D.prototype;
+
+
+/*
+ * Get Morph Target Index by Name
+ */
+
+THREE.Mesh.prototype.getMorphTargetIndexByName = function( name ) {
+
+	if ( this.morphTargetDictionary[ name ] !== undefined ) {
+
+		return this.morphTargetDictionary[ name ];
+	}
+
+	console.log( "THREE.Mesh.getMorphTargetIndexByName: morph target " + name + " does not exist. Returning 0." );
+	return 0;
+
+}
+/**
+ * @author mikael emtinger / http://gomo.se/
+ * @author alteredq / http://alteredqualia.com/
+ */
+
+THREE.Bone = function( belongsToSkin ) {
+
+	THREE.Object3D.call( this );
+
+	this.skin = belongsToSkin;
+	this.skinMatrix = new THREE.Matrix4();
+
+};
+
+THREE.Bone.prototype = new THREE.Object3D();
+THREE.Bone.prototype.constructor = THREE.Bone;
+THREE.Bone.prototype.supr = THREE.Object3D.prototype;
+
+
+THREE.Bone.prototype.update = function( parentSkinMatrix, forceUpdate ) {
+
+	// update local
+
+	if ( this.matrixAutoUpdate ) {
+
+		forceUpdate |= this.updateMatrix();
+
+	}
+
+	// update skin matrix
+
+	if ( forceUpdate || this.matrixWorldNeedsUpdate ) {
+
+		if( parentSkinMatrix ) {
+
+			this.skinMatrix.multiply( parentSkinMatrix, this.matrix );
+
+		} else {
+
+			this.skinMatrix.copy( this.matrix );
+
+		}
+
+		this.matrixWorldNeedsUpdate = false;
+		forceUpdate = true;
+
+	}
+
+	// update children
+
+	var child, i, l = this.children.length;
+
+	for ( i = 0; i < l; i ++ ) {
+
+		this.children[ i ].update( this.skinMatrix, forceUpdate );
+
+	}
+
+};
+
+/**
+ * @author mikael emtinger / http://gomo.se/
+ */
+
+THREE.Sprite = function ( parameters ) {
+
+	THREE.Object3D.call( this );
+
+	this.color = ( parameters.color !== undefined ) ? new THREE.Color( parameters.color ) : new THREE.Color( 0xffffff );
+	this.map = ( parameters.map !== undefined ) ? parameters.map : new THREE.Texture();
+
+	this.blending = ( parameters.blending !== undefined ) ? parameters.blending : THREE.NormalBlending;
+
+	this.blendSrc = parameters.blendSrc !== undefined ? parameters.blendSrc : THREE.SrcAlphaFactor;
+	this.blendDst = parameters.blendDst !== undefined ? parameters.blendDst : THREE.OneMinusSrcAlphaFactor;
+	this.blendEquation = parameters.blendEquation !== undefined ? parameters.blendEquation : THREE.AddEquation;
+
+	this.useScreenCoordinates = ( parameters.useScreenCoordinates !== undefined ) ? parameters.useScreenCoordinates : true;
+	this.mergeWith3D = ( parameters.mergeWith3D !== undefined ) ? parameters.mergeWith3D : !this.useScreenCoordinates;
+	this.affectedByDistance = ( parameters.affectedByDistance !== undefined ) ? parameters.affectedByDistance : !this.useScreenCoordinates;
+	this.scaleByViewport = ( parameters.scaleByViewport !== undefined ) ? parameters.scaleByViewport : !this.affectedByDistance;
+	this.alignment = ( parameters.alignment instanceof THREE.Vector2 ) ? parameters.alignment : THREE.SpriteAlignment.center;
+
+	this.rotation3d = this.rotation;
+	this.rotation = 0;
+	this.opacity = 1;
+
+	this.uvOffset = new THREE.Vector2( 0, 0 );
+	this.uvScale  = new THREE.Vector2( 1, 1 );
+
+};
+
+THREE.Sprite.prototype = new THREE.Object3D();
+THREE.Sprite.prototype.constructor = THREE.Sprite;
+
+
+/*
+ * Custom update matrix
+ */
+
+THREE.Sprite.prototype.updateMatrix = function () {
+
+	this.matrix.setPosition( this.position );
+
+	this.rotation3d.set( 0, 0, this.rotation );
+	this.matrix.setRotationFromEuler( this.rotation3d );
+
+	if ( this.scale.x !== 1 || this.scale.y !== 1 ) {
+
+		this.matrix.scale( this.scale );
+		this.boundRadiusScale = Math.max( this.scale.x, this.scale.y );
+
+	}
+
+	this.matrixWorldNeedsUpdate = true;
+
+};
+
+/*
+ * Alignment
+ */
+
+THREE.SpriteAlignment = {};
+THREE.SpriteAlignment.topLeft = new THREE.Vector2( 1, -1 );
+THREE.SpriteAlignment.topCenter = new THREE.Vector2( 0, -1 );
+THREE.SpriteAlignment.topRight = new THREE.Vector2( -1, -1 );
+THREE.SpriteAlignment.centerLeft = new THREE.Vector2( 1, 0 );
+THREE.SpriteAlignment.center = new THREE.Vector2( 0, 0 );
+THREE.SpriteAlignment.centerRight = new THREE.Vector2( -1, 0 );
+THREE.SpriteAlignment.bottomLeft = new THREE.Vector2( 1, 1 );
+THREE.SpriteAlignment.bottomCenter = new THREE.Vector2( 0, 1 );
+THREE.SpriteAlignment.bottomRight = new THREE.Vector2( -1, 1 );
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+THREE.Scene = function () {
+
+	THREE.Object3D.call( this );
+
+	this.fog = null;
+	this.overrideMaterial = null;
+
+	this.matrixAutoUpdate = false;
+
+	this.__objects = [];
+	this.__lights = [];
+
+	this.__objectsAdded = [];
+	this.__objectsRemoved = [];
+
+};
+
+THREE.Scene.prototype = new THREE.Object3D();
+THREE.Scene.prototype.constructor = THREE.Scene;
+
+THREE.Scene.prototype.__addObject = function ( object ) {
+
+	if ( object instanceof THREE.Light ) {
+
+		if ( this.__lights.indexOf( object ) === - 1 ) {
+
+			this.__lights.push( object );
+
+		}
+
+	} else if ( !( object instanceof THREE.Camera || object instanceof THREE.Bone ) ) {
+
+		if ( this.__objects.indexOf( object ) === - 1 ) {
+
+			this.__objects.push( object );
+			this.__objectsAdded.push( object );
+
+			// check if previously removed
+
+			var i = this.__objectsRemoved.indexOf( object );
+
+			if ( i !== -1 ) {
+
+				this.__objectsRemoved.splice( i, 1 );
+
+			}
+
+		}
+
+	}
+
+	for ( var c = 0; c < object.children.length; c ++ ) {
+
+		this.__addObject( object.children[ c ] );
+
+	}
+
+};
+
+THREE.Scene.prototype.__removeObject = function ( object ) {
+
+	if ( object instanceof THREE.Light ) {
+
+		var i = this.__lights.indexOf( object );
+
+		if ( i !== -1 ) {
+
+			this.__lights.splice( i, 1 );
+
+		}
+
+	} else if ( !( object instanceof THREE.Camera ) ) {
+
+		var i = this.__objects.indexOf( object );
+
+		if( i !== -1 ) {
+
+			this.__objects.splice( i, 1 );
+			this.__objectsRemoved.push( object );
+
+			// check if previously added
+
+			var ai = this.__objectsAdded.indexOf( object );
+
+			if ( ai !== -1 ) {
+
+				this.__objectsAdded.splice( ai, 1 );
+
+			}
+
+		}
+
+	}
+
+	for ( var c = 0; c < object.children.length; c ++ ) {
+
+		this.__removeObject( object.children[ c ] );
+
+	}
+
+};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+THREE.CanvasRenderer = function ( parameters ) {
+
+	console.log( 'THREE.CanvasRenderer', THREE.REVISION );
+
+	parameters = parameters || {};
+
+	var _this = this,
+	_renderData, _elements, _lights,
+	_projector = new THREE.Projector(),
+
+	_canvas = parameters.canvas !== undefined ? parameters.canvas : document.createElement( 'canvas' ),
+
+	_canvasWidth, _canvasHeight, _canvasWidthHalf, _canvasHeightHalf,
+	_context = _canvas.getContext( '2d' ),
+
+	_clearColor = new THREE.Color( 0x000000 ),
+	_clearOpacity = 0,
+
+	_contextGlobalAlpha = 1,
+	_contextGlobalCompositeOperation = 0,
+	_contextStrokeStyle = null,
+	_contextFillStyle = null,
+	_contextLineWidth = null,
+	_contextLineCap = null,
+	_contextLineJoin = null,
+
+	_v1, _v2, _v3, _v4,
+	_v5 = new THREE.RenderableVertex(),
+	_v6 = new THREE.RenderableVertex(),
+
+	_v1x, _v1y, _v2x, _v2y, _v3x, _v3y,
+	_v4x, _v4y, _v5x, _v5y, _v6x, _v6y,
+
+	_color = new THREE.Color(),
+	_color1 = new THREE.Color(),
+	_color2 = new THREE.Color(),
+	_color3 = new THREE.Color(),
+	_color4 = new THREE.Color(),
+
+	_patterns = [], _imagedatas = [],
+
+	_near, _far,
+
+	_image, _uvs,
+	_uv1x, _uv1y, _uv2x, _uv2y, _uv3x, _uv3y,
+
+	_clipRect = new THREE.Rectangle(),
+	_clearRect = new THREE.Rectangle(),
+	_bboxRect = new THREE.Rectangle(),
+
+	_enableLighting = false,
+	_ambientLight = new THREE.Color(),
+	_directionalLights = new THREE.Color(),
+	_pointLights = new THREE.Color(),
+
+	_pi2 = Math.PI * 2,
+	_vector3 = new THREE.Vector3(), // Needed for PointLight
+
+	_pixelMap, _pixelMapContext, _pixelMapImage, _pixelMapData,
+	_gradientMap, _gradientMapContext, _gradientMapQuality = 16;
+
+	_pixelMap = document.createElement( 'canvas' );
+	_pixelMap.width = _pixelMap.height = 2;
+
+	_pixelMapContext = _pixelMap.getContext( '2d' );
+	_pixelMapContext.fillStyle = 'rgba(0,0,0,1)';
+	_pixelMapContext.fillRect( 0, 0, 2, 2 );
+
+	_pixelMapImage = _pixelMapContext.getImageData( 0, 0, 2, 2 );
+	_pixelMapData = _pixelMapImage.data;
+
+	_gradientMap = document.createElement( 'canvas' );
+	_gradientMap.width = _gradientMap.height = _gradientMapQuality;
+
+	_gradientMapContext = _gradientMap.getContext( '2d' );
+	_gradientMapContext.translate( - _gradientMapQuality / 2, - _gradientMapQuality / 2 );
+	_gradientMapContext.scale( _gradientMapQuality, _gradientMapQuality );
+
+	_gradientMapQuality --; // Fix UVs
+
+	this.domElement = _canvas;
+
+	this.autoClear = true;
+	this.sortObjects = true;
+	this.sortElements = true;
+
+	this.info = {
+
+		render: {
+
+			vertices: 0,
+			faces: 0
+
+		}
+
+	}
+
+	this.setSize = function ( width, height ) {
+
+		_canvasWidth = width;
+		_canvasHeight = height;
+		_canvasWidthHalf = Math.floor( _canvasWidth / 2 );
+		_canvasHeightHalf = Math.floor( _canvasHeight / 2 );
+
+		_canvas.width = _canvasWidth;
+		_canvas.height = _canvasHeight;
+
+		_clipRect.set( - _canvasWidthHalf, - _canvasHeightHalf, _canvasWidthHalf, _canvasHeightHalf );
+		_clearRect.set( - _canvasWidthHalf, - _canvasHeightHalf, _canvasWidthHalf, _canvasHeightHalf );
+
+		_contextGlobalAlpha = 1;
+		_contextGlobalCompositeOperation = 0;
+		_contextStrokeStyle = null;
+		_contextFillStyle = null;
+		_contextLineWidth = null;
+		_contextLineCap = null;
+		_contextLineJoin = null;
+
+	};
+
+	this.setClearColor = function ( color, opacity ) {
+
+		_clearColor.copy( color );
+		_clearOpacity = opacity !== undefined ? opacity : 1;
+
+		_clearRect.set( - _canvasWidthHalf, - _canvasHeightHalf, _canvasWidthHalf, _canvasHeightHalf );
+
+	};
+
+	this.setClearColorHex = function ( hex, opacity ) {
+
+		_clearColor.setHex( hex );
+		_clearOpacity = opacity !== undefined ? opacity : 1;
+
+		_clearRect.set( - _canvasWidthHalf, - _canvasHeightHalf, _canvasWidthHalf, _canvasHeightHalf );
+
+	};
+
+	this.clear = function () {
+
+		_context.setTransform( 1, 0, 0, - 1, _canvasWidthHalf, _canvasHeightHalf );
+
+		if ( !_clearRect.isEmpty() ) {
+
+			_clearRect.minSelf( _clipRect );
+			_clearRect.inflate( 2 );
+
+			if ( _clearOpacity < 1 ) {
+
+				_context.clearRect( Math.floor( _clearRect.getX() ), Math.floor( _clearRect.getY() ), Math.floor( _clearRect.getWidth() ), Math.floor( _clearRect.getHeight() ) );
+
+			}
+
+			if ( _clearOpacity > 0 ) {
+
+				setBlending( THREE.NormalBlending );
+				setOpacity( 1 );
+
+				setFillStyle( 'rgba(' + Math.floor( _clearColor.r * 255 ) + ',' + Math.floor( _clearColor.g * 255 ) + ',' + Math.floor( _clearColor.b * 255 ) + ',' + _clearOpacity + ')' );
+
+				_context.fillRect( Math.floor( _clearRect.getX() ), Math.floor( _clearRect.getY() ), Math.floor( _clearRect.getWidth() ), Math.floor( _clearRect.getHeight() ) );
+
+			}
+
+			_clearRect.empty();
+
+		}
+
+
+	};
+
+	this.render = function ( scene, camera ) {
+
+		var e, el, element, material;
+
+		this.autoClear ? this.clear() : _context.setTransform( 1, 0, 0, - 1, _canvasWidthHalf, _canvasHeightHalf );
+
+		_this.info.render.vertices = 0;
+		_this.info.render.faces = 0;
+
+		_renderData = _projector.projectScene( scene, camera, this.sortElements );
+		_elements = _renderData.elements;
+		_lights = _renderData.lights;
+
+		/* DEBUG
+		_context.fillStyle = 'rgba( 0, 255, 255, 0.5 )';
+		_context.fillRect( _clipRect.getX(), _clipRect.getY(), _clipRect.getWidth(), _clipRect.getHeight() );
+		*/
+
+		_enableLighting = _lights.length > 0;
+
+		if ( _enableLighting ) {
+
+			 calculateLights( _lights );
+
+		}
+
+		for ( e = 0, el = _elements.length; e < el; e++ ) {
+
+			element = _elements[ e ];
+
+			material = element.material;
+			material = material instanceof THREE.MeshFaceMaterial ? element.faceMaterial : material;
+
+			if ( material == null || material.opacity == 0 ) continue;
+
+			_bboxRect.empty();
+
+			if ( element instanceof THREE.RenderableParticle ) {
+
+				_v1 = element;
+				_v1.x *= _canvasWidthHalf; _v1.y *= _canvasHeightHalf;
+
+				renderParticle( _v1, element, material, scene );
+
+			} else if ( element instanceof THREE.RenderableLine ) {
+
+				_v1 = element.v1; _v2 = element.v2;
+
+				_v1.positionScreen.x *= _canvasWidthHalf; _v1.positionScreen.y *= _canvasHeightHalf;
+				_v2.positionScreen.x *= _canvasWidthHalf; _v2.positionScreen.y *= _canvasHeightHalf;
+
+				_bboxRect.addPoint( _v1.positionScreen.x, _v1.positionScreen.y );
+				_bboxRect.addPoint( _v2.positionScreen.x, _v2.positionScreen.y );
+
+				if ( _clipRect.intersects( _bboxRect ) ) {
+
+					renderLine( _v1, _v2, element, material, scene );
+
+				}
+
+
+			} else if ( element instanceof THREE.RenderableFace3 ) {
+
+				_v1 = element.v1; _v2 = element.v2; _v3 = element.v3;
+
+				_v1.positionScreen.x *= _canvasWidthHalf; _v1.positionScreen.y *= _canvasHeightHalf;
+				_v2.positionScreen.x *= _canvasWidthHalf; _v2.positionScreen.y *= _canvasHeightHalf;
+				_v3.positionScreen.x *= _canvasWidthHalf; _v3.positionScreen.y *= _canvasHeightHalf;
+
+				if ( material.overdraw ) {
+
+					expand( _v1.positionScreen, _v2.positionScreen );
+					expand( _v2.positionScreen, _v3.positionScreen );
+					expand( _v3.positionScreen, _v1.positionScreen );
+
+				}
+
+				_bboxRect.add3Points( _v1.positionScreen.x, _v1.positionScreen.y,
+						      _v2.positionScreen.x, _v2.positionScreen.y,
+						      _v3.positionScreen.x, _v3.positionScreen.y );
+
+				if ( _clipRect.intersects( _bboxRect ) ) {
+
+					renderFace3( _v1, _v2, _v3, 0, 1, 2, element, material, scene );
+
+				}
+
+			} else if ( element instanceof THREE.RenderableFace4 ) {
+
+				_v1 = element.v1; _v2 = element.v2; _v3 = element.v3; _v4 = element.v4;
+
+				_v1.positionScreen.x *= _canvasWidthHalf; _v1.positionScreen.y *= _canvasHeightHalf;
+				_v2.positionScreen.x *= _canvasWidthHalf; _v2.positionScreen.y *= _canvasHeightHalf;
+				_v3.positionScreen.x *= _canvasWidthHalf; _v3.positionScreen.y *= _canvasHeightHalf;
+				_v4.positionScreen.x *= _canvasWidthHalf; _v4.positionScreen.y *= _canvasHeightHalf;
+
+				_v5.positionScreen.copy( _v2.positionScreen );
+				_v6.positionScreen.copy( _v4.positionScreen );
+
+				if ( material.overdraw ) {
+
+					expand( _v1.positionScreen, _v2.positionScreen );
+					expand( _v2.positionScreen, _v4.positionScreen );
+					expand( _v4.positionScreen, _v1.positionScreen );
+
+					expand( _v3.positionScreen, _v5.positionScreen );
+					expand( _v3.positionScreen, _v6.positionScreen );
+
+				}
+
+				_bboxRect.addPoint( _v1.positionScreen.x, _v1.positionScreen.y );
+				_bboxRect.addPoint( _v2.positionScreen.x, _v2.positionScreen.y );
+				_bboxRect.addPoint( _v3.positionScreen.x, _v3.positionScreen.y );
+				_bboxRect.addPoint( _v4.positionScreen.x, _v4.positionScreen.y );
+
+				if ( _clipRect.intersects( _bboxRect ) ) {
+
+					renderFace4( _v1, _v2, _v3, _v4, _v5, _v6, element, material, scene );
+
+				}
+
+			}
+
+			/*
+			_context.lineWidth = 1;
+			_context.strokeStyle = 'rgba( 0, 255, 0, 0.5 )';
+			_context.strokeRect( _bboxRect.getX(), _bboxRect.getY(), _bboxRect.getWidth(), _bboxRect.getHeight() );
+			*/
+
+			_clearRect.addRectangle( _bboxRect );
+
+
+		}
+
+		/* DEBUG
+		_context.lineWidth = 1;
+		_context.strokeStyle = 'rgba( 255, 0, 0, 0.5 )';
+		_context.strokeRect( _clearRect.getX(), _clearRect.getY(), _clearRect.getWidth(), _clearRect.getHeight() );
+		*/
+
+		_context.setTransform( 1, 0, 0, 1, 0, 0 );
+
+		//
+
+		function calculateLights( lights ) {
+
+			var l, ll, light, lightColor;
+
+			_ambientLight.setRGB( 0, 0, 0 );
+			_directionalLights.setRGB( 0, 0, 0 );
+			_pointLights.setRGB( 0, 0, 0 );
+
+			for ( l = 0, ll = lights.length; l < ll; l ++ ) {
+
+				light = lights[ l ];
+				lightColor = light.color;
+
+				if ( light instanceof THREE.AmbientLight ) {
+
+					_ambientLight.r += lightColor.r;
+					_ambientLight.g += lightColor.g;
+					_ambientLight.b += lightColor.b;
+
+				} else if ( light instanceof THREE.DirectionalLight ) {
+
+					// for particles
+
+					_directionalLights.r += lightColor.r;
+					_directionalLights.g += lightColor.g;
+					_directionalLights.b += lightColor.b;
+
+				} else if ( light instanceof THREE.PointLight ) {
+
+					// for particles
+
+					_pointLights.r += lightColor.r;
+					_pointLights.g += lightColor.g;
+					_pointLights.b += lightColor.b;
+
+				}
+
+			}
+
+		}
+
+		function calculateLight( lights, position, normal, color ) {
+
+			var l, ll, light, lightColor, lightPosition, amount;
+
+			for ( l = 0, ll = lights.length; l < ll; l ++ ) {
+
+				light = lights[ l ];
+				lightColor = light.color;
+
+				if ( light instanceof THREE.DirectionalLight ) {
+
+					lightPosition = light.matrixWorld.getPosition();
+
+					amount = normal.dot( lightPosition );
+
+					if ( amount <= 0 ) continue;
+
+					amount *= light.intensity;
+
+					color.r += lightColor.r * amount;
+					color.g += lightColor.g * amount;
+					color.b += lightColor.b * amount;
+
+				} else if ( light instanceof THREE.PointLight ) {
+
+					lightPosition = light.matrixWorld.getPosition();
+
+					amount = normal.dot( _vector3.sub( lightPosition, position ).normalize() );
+
+					if ( amount <= 0 ) continue;
+
+					amount *= light.distance == 0 ? 1 : 1 - Math.min( position.distanceTo( lightPosition ) / light.distance, 1 );
+
+					if ( amount == 0 ) continue;
+
+					amount *= light.intensity;
+
+					color.r += lightColor.r * amount;
+					color.g += lightColor.g * amount;
+					color.b += lightColor.b * amount;
+
+				}
+
+			}
+
+		}
+
+		function renderParticle ( v1, element, material, scene ) {
+
+			setOpacity( material.opacity );
+			setBlending( material.blending );
+
+			var width, height, scaleX, scaleY,
+			bitmap, bitmapWidth, bitmapHeight;
+
+			if ( material instanceof THREE.ParticleBasicMaterial ) {
+
+				if ( material.map ) {
+
+					bitmap = material.map.image;
+					bitmapWidth = bitmap.width >> 1;
+					bitmapHeight = bitmap.height >> 1;
+
+					scaleX = element.scale.x * _canvasWidthHalf;
+					scaleY = element.scale.y * _canvasHeightHalf;
+
+					width = scaleX * bitmapWidth;
+					height = scaleY * bitmapHeight;
+
+					// TODO: Rotations break this...
+
+					_bboxRect.set( v1.x - width, v1.y - height, v1.x  + width, v1.y + height );
+
+					if ( !_clipRect.intersects( _bboxRect ) ) {
+
+						return;
+
+					}
+
+					_context.save();
+					_context.translate( v1.x, v1.y );
+					_context.rotate( - element.rotation );
+					_context.scale( scaleX, - scaleY );
+
+					_context.translate( - bitmapWidth, - bitmapHeight );
+					_context.drawImage( bitmap, 0, 0 );
+
+					_context.restore();
+
+				}
+
+				/* DEBUG
+				_context.beginPath();
+				_context.moveTo( v1.x - 10, v1.y );
+				_context.lineTo( v1.x + 10, v1.y );
+				_context.moveTo( v1.x, v1.y - 10 );
+				_context.lineTo( v1.x, v1.y + 10 );
+				_context.closePath();
+				_context.strokeStyle = 'rgb(255,255,0)';
+				_context.stroke();
+				*/
+
+			} else if ( material instanceof THREE.ParticleCanvasMaterial ) {
+
+				width = element.scale.x * _canvasWidthHalf;
+				height = element.scale.y * _canvasHeightHalf;
+
+				_bboxRect.set( v1.x - width, v1.y - height, v1.x + width, v1.y + height );
+
+				if ( !_clipRect.intersects( _bboxRect ) ) {
+
+					return;
+
+				}
+
+				setStrokeStyle( material.color.getContextStyle() );
+				setFillStyle( material.color.getContextStyle() );
+
+				_context.save();
+				_context.translate( v1.x, v1.y );
+				_context.rotate( - element.rotation );
+				_context.scale( width, height );
+
+				material.program( _context );
+
+				_context.restore();
+
+			}
+
+		}
+
+		function renderLine( v1, v2, element, material, scene ) {
+
+			setOpacity( material.opacity );
+			setBlending( material.blending );
+
+			_context.beginPath();
+			_context.moveTo( v1.positionScreen.x, v1.positionScreen.y );
+			_context.lineTo( v2.positionScreen.x, v2.positionScreen.y );
+			_context.closePath();
+
+			if ( material instanceof THREE.LineBasicMaterial ) {
+
+				setLineWidth( material.linewidth );
+				setLineCap( material.linecap );
+				setLineJoin( material.linejoin );
+				setStrokeStyle( material.color.getContextStyle() );
+
+				_context.stroke();
+				_bboxRect.inflate( material.linewidth * 2 );
+
+			}
+
+		}
+
+		function renderFace3( v1, v2, v3, uv1, uv2, uv3, element, material, scene ) {
+
+			_this.info.render.vertices += 3;
+			_this.info.render.faces ++;
+
+			setOpacity( material.opacity );
+			setBlending( material.blending );
+
+			_v1x = v1.positionScreen.x; _v1y = v1.positionScreen.y;
+			_v2x = v2.positionScreen.x; _v2y = v2.positionScreen.y;
+			_v3x = v3.positionScreen.x; _v3y = v3.positionScreen.y;
+
+			drawTriangle( _v1x, _v1y, _v2x, _v2y, _v3x, _v3y );
+
+			if ( material instanceof THREE.MeshBasicMaterial ) {
+
+				if ( material.map/* && !material.wireframe*/ ) {
+
+					if ( material.map.mapping instanceof THREE.UVMapping ) {
+
+						_uvs = element.uvs[ 0 ];
+						patternPath( _v1x, _v1y, _v2x, _v2y, _v3x, _v3y, _uvs[ uv1 ].u, _uvs[ uv1 ].v, _uvs[ uv2 ].u, _uvs[ uv2 ].v, _uvs[ uv3 ].u, _uvs[ uv3 ].v, material.map );
+
+					}
+
+
+				} else if ( material.envMap ) {
+
+					if ( material.envMap.mapping instanceof THREE.SphericalReflectionMapping ) {
+
+						var cameraMatrix = camera.matrixWorldInverse;
+
+						_vector3.copy( element.vertexNormalsWorld[ uv1 ] );
+						_uv1x = ( _vector3.x * cameraMatrix.elements[0] + _vector3.y * cameraMatrix.elements[4] + _vector3.z * cameraMatrix.elements[8] ) * 0.5 + 0.5;
+						_uv1y = - ( _vector3.x * cameraMatrix.elements[1] + _vector3.y * cameraMatrix.elements[5] + _vector3.z * cameraMatrix.elements[9] ) * 0.5 + 0.5;
+
+						_vector3.copy( element.vertexNormalsWorld[ uv2 ] );
+						_uv2x = ( _vector3.x * cameraMatrix.elements[0] + _vector3.y * cameraMatrix.elements[4] + _vector3.z * cameraMatrix.elements[8] ) * 0.5 + 0.5;
+						_uv2y = - ( _vector3.x * cameraMatrix.elements[1] + _vector3.y * cameraMatrix.elements[5] + _vector3.z * cameraMatrix.elements[9] ) * 0.5 + 0.5;
+
+						_vector3.copy( element.vertexNormalsWorld[ uv3 ] );
+						_uv3x = ( _vector3.x * cameraMatrix.elements[0] + _vector3.y * cameraMatrix.elements[4] + _vector3.z * cameraMatrix.elements[8] ) * 0.5 + 0.5;
+						_uv3y = - ( _vector3.x * cameraMatrix.elements[1] + _vector3.y * cameraMatrix.elements[5] + _vector3.z * cameraMatrix.elements[9] ) * 0.5 + 0.5;
+
+						patternPath( _v1x, _v1y, _v2x, _v2y, _v3x, _v3y, _uv1x, _uv1y, _uv2x, _uv2y, _uv3x, _uv3y, material.envMap );
+
+					}/* else if ( material.envMap.mapping == THREE.SphericalRefractionMapping ) {
+
+
+
+					}*/
+
+
+				} else {
+
+					material.wireframe ? strokePath( material.color, material.wireframeLinewidth, material.wireframeLinecap, material.wireframeLinejoin ) : fillPath( material.color );
+
+				}
+
+			} else if ( material instanceof THREE.MeshLambertMaterial ) {
+
+				if ( material.map && !material.wireframe ) {
+
+					if ( material.map.mapping instanceof THREE.UVMapping ) {
+
+						_uvs = element.uvs[ 0 ];
+						patternPath( _v1x, _v1y, _v2x, _v2y, _v3x, _v3y, _uvs[ uv1 ].u, _uvs[ uv1 ].v, _uvs[ uv2 ].u, _uvs[ uv2 ].v, _uvs[ uv3 ].u, _uvs[ uv3 ].v, material.map );
+
+					}
+
+					setBlending( THREE.SubtractiveBlending );
+
+				}
+
+				if ( _enableLighting ) {
+
+					if ( !material.wireframe && material.shading == THREE.SmoothShading && element.vertexNormalsWorld.length == 3 ) {
+
+						_color1.r = _color2.r = _color3.r = _ambientLight.r;
+						_color1.g = _color2.g = _color3.g = _ambientLight.g;
+						_color1.b = _color2.b = _color3.b = _ambientLight.b;
+
+						calculateLight( _lights, element.v1.positionWorld, element.vertexNormalsWorld[ 0 ], _color1 );
+						calculateLight( _lights, element.v2.positionWorld, element.vertexNormalsWorld[ 1 ], _color2 );
+						calculateLight( _lights, element.v3.positionWorld, element.vertexNormalsWorld[ 2 ], _color3 );
+
+						_color1.r = Math.max( 0, Math.min( material.color.r * _color1.r, 1 ) );
+						_color1.g = Math.max( 0, Math.min( material.color.g * _color1.g, 1 ) );
+						_color1.b = Math.max( 0, Math.min( material.color.b * _color1.b, 1 ) );
+
+						_color2.r = Math.max( 0, Math.min( material.color.r * _color2.r, 1 ) );
+						_color2.g = Math.max( 0, Math.min( material.color.g * _color2.g, 1 ) );
+						_color2.b = Math.max( 0, Math.min( material.color.b * _color2.b, 1 ) );
+
+						_color3.r = Math.max( 0, Math.min( material.color.r * _color3.r, 1 ) );
+						_color3.g = Math.max( 0, Math.min( material.color.g * _color3.g, 1 ) );
+						_color3.b = Math.max( 0, Math.min( material.color.b * _color3.b, 1 ) );
+
+						_color4.r = ( _color2.r + _color3.r ) * 0.5;
+						_color4.g = ( _color2.g + _color3.g ) * 0.5;
+						_color4.b = ( _color2.b + _color3.b ) * 0.5;
+
+						_image = getGradientTexture( _color1, _color2, _color3, _color4 );
+
+						clipImage( _v1x, _v1y, _v2x, _v2y, _v3x, _v3y, 0, 0, 1, 0, 0, 1, _image );
+
+					} else {
+
+						_color.r = _ambientLight.r;
+						_color.g = _ambientLight.g;
+						_color.b = _ambientLight.b;
+
+						calculateLight( _lights, element.centroidWorld, element.normalWorld, _color );
+
+						_color.r = Math.max( 0, Math.min( material.color.r * _color.r, 1 ) );
+						_color.g = Math.max( 0, Math.min( material.color.g * _color.g, 1 ) );
+						_color.b = Math.max( 0, Math.min( material.color.b * _color.b, 1 ) );
+
+						material.wireframe ? strokePath( _color, material.wireframeLinewidth, material.wireframeLinecap, material.wireframeLinejoin ) : fillPath( _color );
+
+					}
+
+				} else {
+
+					material.wireframe ? strokePath( material.color, material.wireframeLinewidth, material.wireframeLinecap, material.wireframeLinejoin ) : fillPath( material.color );
+
+				}
+
+			} else if ( material instanceof THREE.MeshDepthMaterial ) {
+
+				_near = camera.near;
+				_far = camera.far;
+
+				_color1.r = _color1.g = _color1.b = 1 - smoothstep( v1.positionScreen.z, _near, _far );
+				_color2.r = _color2.g = _color2.b = 1 - smoothstep( v2.positionScreen.z, _near, _far );
+				_color3.r = _color3.g = _color3.b = 1 - smoothstep( v3.positionScreen.z, _near, _far );
+
+				_color4.r = ( _color2.r + _color3.r ) * 0.5;
+				_color4.g = ( _color2.g + _color3.g ) * 0.5;
+				_color4.b = ( _color2.b + _color3.b ) * 0.5;
+
+				_image = getGradientTexture( _color1, _color2, _color3, _color4 );
+
+				clipImage( _v1x, _v1y, _v2x, _v2y, _v3x, _v3y, 0, 0, 1, 0, 0, 1, _image );
+
+			} else if ( material instanceof THREE.MeshNormalMaterial ) {
+
+				_color.r = normalToComponent( element.normalWorld.x );
+				_color.g = normalToComponent( element.normalWorld.y );
+				_color.b = normalToComponent( element.normalWorld.z );
+
+				material.wireframe ? strokePath( _color, material.wireframeLinewidth, material.wireframeLinecap, material.wireframeLinejoin ) : fillPath( _color );
+
+			}
+
+		}
+
+		function renderFace4( v1, v2, v3, v4, v5, v6, element, material, scene ) {
+
+			_this.info.render.vertices += 4;
+			_this.info.render.faces ++;
+
+			setOpacity( material.opacity );
+			setBlending( material.blending );
+
+			if ( material.map || material.envMap ) {
+
+				// Let renderFace3() handle this
+
+				renderFace3( v1, v2, v4, 0, 1, 3, element, material, scene );
+				renderFace3( v5, v3, v6, 1, 2, 3, element, material, scene );
+
+				return;
+
+			}
+
+			_v1x = v1.positionScreen.x; _v1y = v1.positionScreen.y;
+			_v2x = v2.positionScreen.x; _v2y = v2.positionScreen.y;
+			_v3x = v3.positionScreen.x; _v3y = v3.positionScreen.y;
+			_v4x = v4.positionScreen.x; _v4y = v4.positionScreen.y;
+			_v5x = v5.positionScreen.x; _v5y = v5.positionScreen.y;
+			_v6x = v6.positionScreen.x; _v6y = v6.positionScreen.y;
+
+			if ( material instanceof THREE.MeshBasicMaterial ) {
+
+				drawQuad( _v1x, _v1y, _v2x, _v2y, _v3x, _v3y, _v4x, _v4y );
+
+				material.wireframe ? strokePath( material.color, material.wireframeLinewidth, material.wireframeLinecap, material.wireframeLinejoin ) : fillPath( material.color );
+
+			} else if ( material instanceof THREE.MeshLambertMaterial ) {
+
+				if ( _enableLighting ) {
+
+					if ( !material.wireframe && material.shading == THREE.SmoothShading && element.vertexNormalsWorld.length == 4 ) {
+
+						_color1.r = _color2.r = _color3.r = _color4.r = _ambientLight.r;
+						_color1.g = _color2.g = _color3.g = _color4.g = _ambientLight.g;
+						_color1.b = _color2.b = _color3.b = _color4.b = _ambientLight.b;
+
+						calculateLight( _lights, element.v1.positionWorld, element.vertexNormalsWorld[ 0 ], _color1 );
+						calculateLight( _lights, element.v2.positionWorld, element.vertexNormalsWorld[ 1 ], _color2 );
+						calculateLight( _lights, element.v4.positionWorld, element.vertexNormalsWorld[ 3 ], _color3 );
+						calculateLight( _lights, element.v3.positionWorld, element.vertexNormalsWorld[ 2 ], _color4 );
+
+						_color1.r = Math.max( 0, Math.min( material.color.r * _color1.r, 1 ) );
+						_color1.g = Math.max( 0, Math.min( material.color.g * _color1.g, 1 ) );
+						_color1.b = Math.max( 0, Math.min( material.color.b * _color1.b, 1 ) );
+
+						_color2.r = Math.max( 0, Math.min( material.color.r * _color2.r, 1 ) );
+						_color2.g = Math.max( 0, Math.min( material.color.g * _color2.g, 1 ) );
+						_color2.b = Math.max( 0, Math.min( material.color.b * _color2.b, 1 ) );
+
+						_color3.r = Math.max( 0, Math.min( material.color.r * _color3.r, 1 ) );
+						_color3.g = Math.max( 0, Math.min( material.color.g * _color3.g, 1 ) );
+						_color3.b = Math.max( 0, Math.min( material.color.b * _color3.b, 1 ) );
+
+						_color4.r = Math.max( 0, Math.min( material.color.r * _color4.r, 1 ) );
+						_color4.g = Math.max( 0, Math.min( material.color.g * _color4.g, 1 ) );
+						_color4.b = Math.max( 0, Math.min( material.color.b * _color4.b, 1 ) );
+
+						_image = getGradientTexture( _color1, _color2, _color3, _color4 );
+
+						// TODO: UVs are incorrect, v4->v3?
+
+						drawTriangle( _v1x, _v1y, _v2x, _v2y, _v4x, _v4y );
+						clipImage( _v1x, _v1y, _v2x, _v2y, _v4x, _v4y, 0, 0, 1, 0, 0, 1, _image );
+
+						drawTriangle( _v5x, _v5y, _v3x, _v3y, _v6x, _v6y );
+						clipImage( _v5x, _v5y, _v3x, _v3y, _v6x, _v6y, 1, 0, 1, 1, 0, 1, _image );
+
+					} else {
+
+						_color.r = _ambientLight.r;
+						_color.g = _ambientLight.g;
+						_color.b = _ambientLight.b;
+
+						calculateLight( _lights, element.centroidWorld, element.normalWorld, _color );
+
+						_color.r = Math.max( 0, Math.min( material.color.r * _color.r, 1 ) );
+						_color.g = Math.max( 0, Math.min( material.color.g * _color.g, 1 ) );
+						_color.b = Math.max( 0, Math.min( material.color.b * _color.b, 1 ) );
+
+						drawQuad( _v1x, _v1y, _v2x, _v2y, _v3x, _v3y, _v4x, _v4y );
+
+						material.wireframe ? strokePath( _color, material.wireframeLinewidth, material.wireframeLinecap, material.wireframeLinejoin ) : fillPath( _color );
+
+					}
+
+				} else {
+
+					drawQuad( _v1x, _v1y, _v2x, _v2y, _v3x, _v3y, _v4x, _v4y );
+
+					material.wireframe ? strokePath( material.color, material.wireframeLinewidth, material.wireframeLinecap, material.wireframeLinejoin ) : fillPath( material.color );
+
+				}
+
+			} else if ( material instanceof THREE.MeshNormalMaterial ) {
+
+				_color.r = normalToComponent( element.normalWorld.x );
+				_color.g = normalToComponent( element.normalWorld.y );
+				_color.b = normalToComponent( element.normalWorld.z );
+
+				drawQuad( _v1x, _v1y, _v2x, _v2y, _v3x, _v3y, _v4x, _v4y );
+
+				material.wireframe ? strokePath( _color, material.wireframeLinewidth, material.wireframeLinecap, material.wireframeLinejoin ) : fillPath( _color );
+
+			} else if ( material instanceof THREE.MeshDepthMaterial ) {
+
+				_near = camera.near;
+				_far = camera.far;
+
+				_color1.r = _color1.g = _color1.b = 1 - smoothstep( v1.positionScreen.z, _near, _far );
+				_color2.r = _color2.g = _color2.b = 1 - smoothstep( v2.positionScreen.z, _near, _far );
+				_color3.r = _color3.g = _color3.b = 1 - smoothstep( v4.positionScreen.z, _near, _far );
+				_color4.r = _color4.g = _color4.b = 1 - smoothstep( v3.positionScreen.z, _near, _far );
+
+				_image = getGradientTexture( _color1, _color2, _color3, _color4 );
+
+				// TODO: UVs are incorrect, v4->v3?
+
+				drawTriangle( _v1x, _v1y, _v2x, _v2y, _v4x, _v4y );
+				clipImage( _v1x, _v1y, _v2x, _v2y, _v4x, _v4y, 0, 0, 1, 0, 0, 1, _image );
+
+				drawTriangle( _v5x, _v5y, _v3x, _v3y, _v6x, _v6y );
+				clipImage( _v5x, _v5y, _v3x, _v3y, _v6x, _v6y, 1, 0, 1, 1, 0, 1, _image );
+
+			}
+
+		}
+
+		//
+
+		function drawTriangle( x0, y0, x1, y1, x2, y2 ) {
+
+			_context.beginPath();
+			_context.moveTo( x0, y0 );
+			_context.lineTo( x1, y1 );
+			_context.lineTo( x2, y2 );
+			_context.lineTo( x0, y0 );
+			_context.closePath();
+
+		}
+
+		function drawQuad( x0, y0, x1, y1, x2, y2, x3, y3 ) {
+
+			_context.beginPath();
+			_context.moveTo( x0, y0 );
+			_context.lineTo( x1, y1 );
+			_context.lineTo( x2, y2 );
+			_context.lineTo( x3, y3 );
+			_context.lineTo( x0, y0 );
+			_context.closePath();
+
+		}
+
+		function strokePath( color, linewidth, linecap, linejoin ) {
+
+			setLineWidth( linewidth );
+			setLineCap( linecap );
+			setLineJoin( linejoin );
+			setStrokeStyle( color.getContextStyle() );
+
+			_context.stroke();
+
+			_bboxRect.inflate( linewidth * 2 );
+
+		}
+
+		function fillPath( color ) {
+
+			setFillStyle( color.getContextStyle() );
+			_context.fill();
+
+		}
+
+		function patternPath( x0, y0, x1, y1, x2, y2, u0, v0, u1, v1, u2, v2, texture ) {
+
+			if ( texture.image.width == 0 ) return;
+
+			if ( texture.needsUpdate == true || _patterns[ texture.id ] == undefined ) {
+
+				var repeatX = texture.wrapS == THREE.RepeatWrapping;
+				var repeatY = texture.wrapT == THREE.RepeatWrapping;
+
+				_patterns[ texture.id ] = _context.createPattern( texture.image, repeatX && repeatY ? 'repeat' : repeatX && !repeatY ? 'repeat-x' : !repeatX && repeatY ? 'repeat-y' : 'no-repeat' );
+
+				texture.needsUpdate = false;
+
+			}
+
+			setFillStyle( _patterns[ texture.id ] );
+
+			// http://extremelysatisfactorytotalitarianism.com/blog/?p=2120
+
+			var a, b, c, d, e, f, det, idet,
+			offsetX = texture.offset.x / texture.repeat.x,
+			offsetY = texture.offset.y / texture.repeat.y,
+			width = texture.image.width * texture.repeat.x,
+			height = texture.image.height * texture.repeat.y;
+
+			u0 = ( u0 + offsetX ) * width;
+			v0 = ( v0 + offsetY ) * height;
+
+			u1 = ( u1 + offsetX ) * width;
+			v1 = ( v1 + offsetY ) * height;
+
+			u2 = ( u2 + offsetX ) * width;
+			v2 = ( v2 + offsetY ) * height;
+
+			x1 -= x0; y1 -= y0;
+			x2 -= x0; y2 -= y0;
+
+			u1 -= u0; v1 -= v0;
+			u2 -= u0; v2 -= v0;
+
+			det = u1 * v2 - u2 * v1;
+
+			if ( det == 0 ) {
+
+				if ( _imagedatas[ texture.id ] === undefined ) {
+
+					var canvas = document.createElement( 'canvas' )
+					canvas.width = texture.image.width;
+					canvas.height = texture.image.height;
+
+					var context = canvas.getContext( '2d' );
+					context.drawImage( texture.image, 0, 0 );
+
+					_imagedatas[ texture.id ] = context.getImageData( 0, 0, texture.image.width, texture.image.height ).data;
+
+					// variables cannot be deleted in ES5 strict mode
+					//delete canvas;
+
+				}
+
+				var data = _imagedatas[ texture.id ];
+				var index = ( Math.floor( u0 ) + Math.floor( v0 ) * texture.image.width ) * 4;
+
+				_color.setRGB( data[ index ] / 255, data[ index + 1 ] / 255, data[ index + 2 ] / 255 );
+				fillPath( _color );
+
+				return;
+
+			}
+
+			idet = 1 / det;
+
+			a = ( v2 * x1 - v1 * x2 ) * idet;
+			b = ( v2 * y1 - v1 * y2 ) * idet;
+			c = ( u1 * x2 - u2 * x1 ) * idet;
+			d = ( u1 * y2 - u2 * y1 ) * idet;
+
+			e = x0 - a * u0 - c * v0;
+			f = y0 - b * u0 - d * v0;
+
+			_context.save();
+			_context.transform( a, b, c, d, e, f );
+			_context.fill();
+			_context.restore();
+
+		}
+
+		function clipImage( x0, y0, x1, y1, x2, y2, u0, v0, u1, v1, u2, v2, image ) {
+
+			// http://extremelysatisfactorytotalitarianism.com/blog/?p=2120
+
+			var a, b, c, d, e, f, det, idet,
+			width = image.width - 1,
+			height = image.height - 1;
+
+			u0 *= width; v0 *= height;
+			u1 *= width; v1 *= height;
+			u2 *= width; v2 *= height;
+
+			x1 -= x0; y1 -= y0;
+			x2 -= x0; y2 -= y0;
+
+			u1 -= u0; v1 -= v0;
+			u2 -= u0; v2 -= v0;
+
+			det = u1 * v2 - u2 * v1;
+
+			idet = 1 / det;
+
+			a = ( v2 * x1 - v1 * x2 ) * idet;
+			b = ( v2 * y1 - v1 * y2 ) * idet;
+			c = ( u1 * x2 - u2 * x1 ) * idet;
+			d = ( u1 * y2 - u2 * y1 ) * idet;
+
+			e = x0 - a * u0 - c * v0;
+			f = y0 - b * u0 - d * v0;
+
+			_context.save();
+			_context.transform( a, b, c, d, e, f );
+			_context.clip();
+			_context.drawImage( image, 0, 0 );
+			_context.restore();
+
+		}
+
+		function getGradientTexture( color1, color2, color3, color4 ) {
+
+			// http://mrdoob.com/blog/post/710
+
+			var c1r = ~~ ( color1.r * 255 ), c1g = ~~ ( color1.g * 255 ), c1b = ~~ ( color1.b * 255 ),
+			c2r = ~~ ( color2.r * 255 ), c2g = ~~ ( color2.g * 255 ), c2b = ~~ ( color2.b * 255 ),
+			c3r = ~~ ( color3.r * 255 ), c3g = ~~ ( color3.g * 255 ), c3b = ~~ ( color3.b * 255 ),
+			c4r = ~~ ( color4.r * 255 ), c4g = ~~ ( color4.g * 255 ), c4b = ~~ ( color4.b * 255 );
+
+			_pixelMapData[ 0 ] = c1r < 0 ? 0 : c1r > 255 ? 255 : c1r;
+			_pixelMapData[ 1 ] = c1g < 0 ? 0 : c1g > 255 ? 255 : c1g;
+			_pixelMapData[ 2 ] = c1b < 0 ? 0 : c1b > 255 ? 255 : c1b;
+
+			_pixelMapData[ 4 ] = c2r < 0 ? 0 : c2r > 255 ? 255 : c2r;
+			_pixelMapData[ 5 ] = c2g < 0 ? 0 : c2g > 255 ? 255 : c2g;
+			_pixelMapData[ 6 ] = c2b < 0 ? 0 : c2b > 255 ? 255 : c2b;
+
+			_pixelMapData[ 8 ] = c3r < 0 ? 0 : c3r > 255 ? 255 : c3r;
+			_pixelMapData[ 9 ] = c3g < 0 ? 0 : c3g > 255 ? 255 : c3g;
+			_pixelMapData[ 10 ] = c3b < 0 ? 0 : c3b > 255 ? 255 : c3b;
+
+			_pixelMapData[ 12 ] = c4r < 0 ? 0 : c4r > 255 ? 255 : c4r;
+			_pixelMapData[ 13 ] = c4g < 0 ? 0 : c4g > 255 ? 255 : c4g;
+			_pixelMapData[ 14 ] = c4b < 0 ? 0 : c4b > 255 ? 255 : c4b;
+
+			_pixelMapContext.putImageData( _pixelMapImage, 0, 0 );
+			_gradientMapContext.drawImage( _pixelMap, 0, 0 );
+
+			return _gradientMap;
+
+		}
+
+		function smoothstep( value, min, max ) {
+
+			var x = ( value - min ) / ( max - min );
+			return x * x * ( 3 - 2 * x );
+
+		}
+
+		function normalToComponent( normal ) {
+
+			var component = ( normal + 1 ) * 0.5;
+			return component < 0 ? 0 : ( component > 1 ? 1 : component );
+
+		}
+
+		// Hide anti-alias gaps
+
+		function expand( v1, v2 ) {
+
+			var x = v2.x - v1.x, y =  v2.y - v1.y,
+			det = x * x + y * y, idet;
+
+			if ( det == 0 ) return;
+
+			idet = 1 / Math.sqrt( det );
+
+			x *= idet; y *= idet;
+
+			v2.x += x; v2.y += y;
+			v1.x -= x; v1.y -= y;
+
+		}
+	};
+
+	// Context cached methods.
+
+	function setOpacity( value ) {
+
+		if ( _contextGlobalAlpha != value ) {
+
+			_context.globalAlpha = _contextGlobalAlpha = value;
+
+		}
+
+	}
+
+	function setBlending( value ) {
+
+		if ( _contextGlobalCompositeOperation != value ) {
+
+			switch ( value ) {
+
+				case THREE.NormalBlending:
+
+					_context.globalCompositeOperation = 'source-over';
+
+					break;
+
+				case THREE.AdditiveBlending:
+
+					_context.globalCompositeOperation = 'lighter';
+
+					break;
+
+				case THREE.SubtractiveBlending:
+
+					_context.globalCompositeOperation = 'darker';
+
+					break;
+
+			}
+
+			_contextGlobalCompositeOperation = value;
+
+		}
+
+	}
+
+	function setLineWidth( value ) {
+
+		if ( _contextLineWidth != value ) {
+
+			_context.lineWidth = _contextLineWidth = value;
+
+		}
+
+	}
+
+	function setLineCap( value ) {
+
+		// "butt", "round", "square"
+
+		if ( _contextLineCap != value ) {
+
+			_context.lineCap = _contextLineCap = value;
+
+		}
+
+	}
+
+	function setLineJoin( value ) {
+
+		// "round", "bevel", "miter"
+
+		if ( _contextLineJoin != value ) {
+
+			_context.lineJoin = _contextLineJoin = value;
+
+		}
+
+	}
+
+	function setStrokeStyle( style ) {
+
+		if ( _contextStrokeStyle != style ) {
+
+			_context.strokeStyle = _contextStrokeStyle = style;
+
+		}
+
+	}
+
+	function setFillStyle( style ) {
+
+		if ( _contextFillStyle != style ) {
+
+			_context.fillStyle = _contextFillStyle = style;
+
+		}
+
+	}
+
+};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+THREE.RenderableVertex = function () {
+
+	this.positionWorld = new THREE.Vector3();
+	this.positionScreen = new THREE.Vector4();
+
+	this.visible = true;
+
+};
+
+THREE.RenderableVertex.prototype.copy = function ( vertex ) {
+
+	this.positionWorld.copy( vertex.positionWorld );
+	this.positionScreen.copy( vertex.positionScreen );
+
+}
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+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.material = null;
+	this.faceMaterial = null;
+	this.uvs = [[]];
+
+	this.z = null;
+
+};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+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.material = null;
+	this.faceMaterial = null;
+	this.uvs = [[]];
+
+	this.z = null;
+
+};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+THREE.RenderableObject = function () {
+
+	this.object = null;
+	this.z = null;
+
+};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+THREE.RenderableParticle = function () {
+
+	this.x = null;
+	this.y = null;
+	this.z = null;
+
+	this.rotation = null;
+	this.scale = new THREE.Vector2();
+
+	this.material = null;
+
+};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+THREE.RenderableLine = function () {
+
+	this.z = null;
+
+	this.v1 = new THREE.RenderableVertex();
+	this.v2 = new THREE.RenderableVertex();
+
+	this.material = null;
+
+};

build/custom/ThreeDOM.js

@@ -1,127 +1,4948 @@
-// ThreeDOM.js - http://github.com/mrdoob/three.js
-'use strict';var THREE=THREE||{REVISION:"49dev"};self.Int32Array||(self.Int32Array=Array,self.Float32Array=Array);
-(function(){for(var a=0,b=["ms","moz","webkit","o"],c=0;c<b.length&&!window.requestAnimationFrame;++c){window.requestAnimationFrame=window[b[c]+"RequestAnimationFrame"];window.cancelAnimationFrame=window[b[c]+"CancelAnimationFrame"]||window[b[c]+"CancelRequestAnimationFrame"]}if(!window.requestAnimationFrame)window.requestAnimationFrame=function(b){var c=Date.now(),f=Math.max(0,16-(c-a)),g=window.setTimeout(function(){b(c+f)},f);a=c+f;return g};if(!window.cancelAnimationFrame)window.cancelAnimationFrame=
-function(a){clearTimeout(a)}})();THREE.Color=function(a){a!==void 0&&this.setHex(a);return this};
-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},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;if(c===0)this.r=this.g=this.b=0;else{d=Math.floor(a*6);e=a*6-d;a=c*(1-b);f=c*(1-b*e);b=c*(1-b*(1-e));switch(d){case 1:this.r=f;this.g=c;this.b=a;break;case 2:this.r=a;this.g=c;this.b=b;break;case 3:this.r=a;this.g=f;this.b=c;break;case 4:this.r=b;this.g=a;this.b=c;break;case 5:this.r=c;this.g=a;this.b=f;break;case 6:case 0:this.r=c;this.g=b;this.b=a}}return this},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},lerpSelf:function(a,b){this.r=this.r+(a.r-this.r)*b;this.g=this.g+(a.g-this.g)*b;this.b=this.b+(a.b-this.b)*b;return this},getHex:function(){return Math.floor(this.r*255)<<16^Math.floor(this.g*255)<<8^Math.floor(this.b*255)},getContextStyle:function(){return"rgb("+Math.floor(this.r*255)+","+Math.floor(this.g*255)+","+Math.floor(this.b*255)+")"},clone:function(){return(new THREE.Color).setRGB(this.r,this.g,this.b)}};
-THREE.Vector2=function(a,b){this.x=a||0;this.y=b||0};
-THREE.Vector2.prototype={constructor:THREE.Vector2,set:function(a,b){this.x=a;this.y=b;return this},copy:function(a){this.x=a.x;this.y=a.y;return this},add:function(a,b){this.x=a.x+b.x;this.y=a.y+b.y;return this},addSelf:function(a){this.x=this.x+a.x;this.y=this.y+a.y;return this},sub:function(a,b){this.x=a.x-b.x;this.y=a.y-b.y;return this},subSelf:function(a){this.x=this.x-a.x;this.y=this.y-a.y;return this},multiplyScalar:function(a){this.x=this.x*a;this.y=this.y*a;return this},divideScalar:function(a){if(a){this.x=
-this.x/a;this.y=this.y/a}else this.set(0,0);return this},negate:function(){return this.multiplyScalar(-1)},dot:function(a){return this.x*a.x+this.y*a.y},lengthSq:function(){return this.x*this.x+this.y*this.y},length:function(){return Math.sqrt(this.lengthSq())},normalize:function(){return this.divideScalar(this.length())},distanceTo:function(a){return Math.sqrt(this.distanceToSquared(a))},distanceToSquared:function(a){var b=this.x-a.x,a=this.y-a.y;return b*b+a*a},setLength:function(a){return this.normalize().multiplyScalar(a)},
-lerpSelf:function(a,b){this.x=this.x+(a.x-this.x)*b;this.y=this.y+(a.y-this.y)*b;return this},equals:function(a){return a.x===this.x&&a.y===this.y},isZero:function(){return this.lengthSq()<1.0E-4},clone:function(){return new THREE.Vector2(this.x,this.y)}};THREE.Vector3=function(a,b,c){this.x=a||0;this.y=b||0;this.z=c||0};
-THREE.Vector3.prototype={constructor:THREE.Vector3,set:function(a,b,c){this.x=a;this.y=b;this.z=c;return this},setX:function(a){this.x=a;return this},setY:function(a){this.y=a;return this},setZ:function(a){this.z=a;return this},copy:function(a){this.x=a.x;this.y=a.y;this.z=a.z;return this},add:function(a,b){this.x=a.x+b.x;this.y=a.y+b.y;this.z=a.z+b.z;return this},addSelf:function(a){this.x=this.x+a.x;this.y=this.y+a.y;this.z=this.z+a.z;return this},addScalar:function(a){this.x=this.x+a;this.y=this.y+
-a;this.z=this.z+a;return this},sub:function(a,b){this.x=a.x-b.x;this.y=a.y-b.y;this.z=a.z-b.z;return this},subSelf:function(a){this.x=this.x-a.x;this.y=this.y-a.y;this.z=this.z-a.z;return this},multiply:function(a,b){this.x=a.x*b.x;this.y=a.y*b.y;this.z=a.z*b.z;return this},multiplySelf:function(a){this.x=this.x*a.x;this.y=this.y*a.y;this.z=this.z*a.z;return this},multiplyScalar:function(a){this.x=this.x*a;this.y=this.y*a;this.z=this.z*a;return this},divideSelf:function(a){this.x=this.x/a.x;this.y=
-this.y/a.y;this.z=this.z/a.z;return this},divideScalar:function(a){if(a){this.x=this.x/a;this.y=this.y/a;this.z=this.z/a}else this.z=this.y=this.x=0;return this},negate:function(){return this.multiplyScalar(-1)},dot:function(a){return this.x*a.x+this.y*a.y+this.z*a.z},lengthSq:function(){return this.x*this.x+this.y*this.y+this.z*this.z},length:function(){return Math.sqrt(this.lengthSq())},lengthManhattan:function(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)},normalize:function(){return this.divideScalar(this.length())},
-setLength:function(a){return this.normalize().multiplyScalar(a)},lerpSelf:function(a,b){this.x=this.x+(a.x-this.x)*b;this.y=this.y+(a.y-this.y)*b;this.z=this.z+(a.z-this.z)*b;return this},cross:function(a,b){this.x=a.y*b.z-a.z*b.y;this.y=a.z*b.x-a.x*b.z;this.z=a.x*b.y-a.y*b.x;return this},crossSelf:function(a){var b=this.x,c=this.y,d=this.z;this.x=c*a.z-d*a.y;this.y=d*a.x-b*a.z;this.z=b*a.y-c*a.x;return this},distanceTo:function(a){return Math.sqrt(this.distanceToSquared(a))},distanceToSquared:function(a){return(new THREE.Vector3).sub(this,
-a).lengthSq()},getPositionFromMatrix:function(a){this.x=a.n14;this.y=a.n24;this.z=a.n34;return this},getRotationFromMatrix:function(a,b){var c=b?b.x:1,d=b?b.y:1,e=b?b.z:1,f=a.n11/c,g=a.n12/d,c=a.n21/c,d=a.n22/d,i=a.n23/e,k=a.n33/e;this.y=Math.asin(a.n13/e);e=Math.cos(this.y);if(Math.abs(e)>1.0E-5){this.x=Math.atan2(-i/e,k/e);this.z=Math.atan2(-g/e,f/e)}else{this.x=0;this.z=Math.atan2(c,d)}return this},getScaleFromMatrix:function(a){var b=this.set(a.n11,a.n21,a.n31).length(),c=this.set(a.n12,a.n22,
-a.n32).length(),a=this.set(a.n13,a.n23,a.n33).length();this.x=b;this.y=c;this.z=a},equals:function(a){return a.x===this.x&&a.y===this.y&&a.z===this.z},isZero:function(){return this.lengthSq()<1.0E-4},clone:function(){return new THREE.Vector3(this.x,this.y,this.z)}};THREE.Vector4=function(a,b,c,d){this.x=a||0;this.y=b||0;this.z=c||0;this.w=d!==void 0?d:1};
-THREE.Vector4.prototype={constructor:THREE.Vector4,set:function(a,b,c,d){this.x=a;this.y=b;this.z=c;this.w=d;return this},copy:function(a){this.x=a.x;this.y=a.y;this.z=a.z;this.w=a.w!==void 0?a.w:1;return this},add:function(a,b){this.x=a.x+b.x;this.y=a.y+b.y;this.z=a.z+b.z;this.w=a.w+b.w;return this},addSelf:function(a){this.x=this.x+a.x;this.y=this.y+a.y;this.z=this.z+a.z;this.w=this.w+a.w;return this},sub:function(a,b){this.x=a.x-b.x;this.y=a.y-b.y;this.z=a.z-b.z;this.w=a.w-b.w;return this},subSelf:function(a){this.x=
-this.x-a.x;this.y=this.y-a.y;this.z=this.z-a.z;this.w=this.w-a.w;return this},multiplyScalar:function(a){this.x=this.x*a;this.y=this.y*a;this.z=this.z*a;this.w=this.w*a;return this},divideScalar:function(a){if(a){this.x=this.x/a;this.y=this.y/a;this.z=this.z/a;this.w=this.w/a}else{this.z=this.y=this.x=0;this.w=1}return this},negate:function(){return this.multiplyScalar(-1)},dot:function(a){return this.x*a.x+this.y*a.y+this.z*a.z+this.w*a.w},lengthSq:function(){return this.dot(this)},length:function(){return Math.sqrt(this.lengthSq())},
-normalize:function(){return this.divideScalar(this.length())},setLength:function(a){return this.normalize().multiplyScalar(a)},lerpSelf:function(a,b){this.x=this.x+(a.x-this.x)*b;this.y=this.y+(a.y-this.y)*b;this.z=this.z+(a.z-this.z)*b;this.w=this.w+(a.w-this.w)*b;return this},clone:function(){return new THREE.Vector4(this.x,this.y,this.z,this.w)}};THREE.Frustum=function(){this.planes=[new THREE.Vector4,new THREE.Vector4,new THREE.Vector4,new THREE.Vector4,new THREE.Vector4,new THREE.Vector4]};
-THREE.Frustum.prototype.setFromMatrix=function(a){var b,c=this.planes;c[0].set(a.n41-a.n11,a.n42-a.n12,a.n43-a.n13,a.n44-a.n14);c[1].set(a.n41+a.n11,a.n42+a.n12,a.n43+a.n13,a.n44+a.n14);c[2].set(a.n41+a.n21,a.n42+a.n22,a.n43+a.n23,a.n44+a.n24);c[3].set(a.n41-a.n21,a.n42-a.n22,a.n43-a.n23,a.n44-a.n24);c[4].set(a.n41-a.n31,a.n42-a.n32,a.n43-a.n33,a.n44-a.n34);c[5].set(a.n41+a.n31,a.n42+a.n32,a.n43+a.n33,a.n44+a.n34);for(a=0;a<6;a++){b=c[a];b.divideScalar(Math.sqrt(b.x*b.x+b.y*b.y+b.z*b.z))}};
-THREE.Frustum.prototype.contains=function(a){for(var b=this.planes,c=a.matrixWorld,d=-a.geometry.boundingSphere.radius*c.getMaxScaleOnAxis(),e=0;e<6;e++){a=b[e].x*c.n14+b[e].y*c.n24+b[e].z*c.n34+b[e].w;if(a<=d)return false}return true};THREE.Frustum.__v1=new THREE.Vector3;
-THREE.Ray=function(a,b){function c(a,b,c){p.sub(c,a);G=p.dot(b);w=o.add(a,q.copy(b).multiplyScalar(G));return C=c.distanceTo(w)}function d(a,b,c,d){p.sub(d,b);o.sub(c,b);q.sub(a,b);D=p.dot(p);r=p.dot(o);x=p.dot(q);t=o.dot(o);y=o.dot(q);H=1/(D*t-r*r);K=(t*x-r*y)*H;E=(D*y-r*x)*H;return K>=0&&E>=0&&K+E<1}this.origin=a||new THREE.Vector3;this.direction=b||new THREE.Vector3;var e=1.0E-4;this.setPrecision=function(a){e=a};var f=new THREE.Vector3,g=new THREE.Vector3,i=new THREE.Vector3,k=new THREE.Vector3,
-h=new THREE.Vector3,j=new THREE.Vector3,l=new THREE.Vector3,n=new THREE.Vector3,m=new THREE.Vector3;this.intersectObject=function(a){var b,o=[];if(a instanceof THREE.Particle){var p=c(this.origin,this.direction,a.matrixWorld.getPosition());if(p>a.scale.x)return[];b={distance:p,point:a.position,face:null,object:a};o.push(b)}else if(a instanceof THREE.Mesh){var p=c(this.origin,this.direction,a.matrixWorld.getPosition()),M=THREE.Frustum.__v1.set(a.matrixWorld.getColumnX().length(),a.matrixWorld.getColumnY().length(),
-a.matrixWorld.getColumnZ().length());if(p>a.geometry.boundingSphere.radius*Math.max(M.x,Math.max(M.y,M.z)))return o;var q,r,t=a.geometry,A=t.vertices,u;a.matrixRotationWorld.extractRotation(a.matrixWorld);p=0;for(M=t.faces.length;p<M;p++){b=t.faces[p];h.copy(this.origin);j.copy(this.direction);u=a.matrixWorld;l=u.multiplyVector3(l.copy(b.centroid)).subSelf(h);n=a.matrixRotationWorld.multiplyVector3(n.copy(b.normal));q=j.dot(n);if(!(Math.abs(q)<e)){r=n.dot(l)/q;if(!(r<0)&&(a.doubleSided||(a.flipSided?
-q>0:q<0))){m.add(h,j.multiplyScalar(r));if(b instanceof THREE.Face3){f=u.multiplyVector3(f.copy(A[b.a]));g=u.multiplyVector3(g.copy(A[b.b]));i=u.multiplyVector3(i.copy(A[b.c]));if(d(m,f,g,i)){b={distance:h.distanceTo(m),point:m.clone(),face:b,object:a};o.push(b)}}else if(b instanceof THREE.Face4){f=u.multiplyVector3(f.copy(A[b.a]));g=u.multiplyVector3(g.copy(A[b.b]));i=u.multiplyVector3(i.copy(A[b.c]));k=u.multiplyVector3(k.copy(A[b.d]));if(d(m,f,g,k)||d(m,g,i,k)){b={distance:h.distanceTo(m),point:m.clone(),
-face:b,object:a};o.push(b)}}}}}}return o};this.intersectObjects=function(a){for(var b=[],c=0,d=a.length;c<d;c++)Array.prototype.push.apply(b,this.intersectObject(a[c]));b.sort(function(a,b){return a.distance-b.distance});return b};var p=new THREE.Vector3,o=new THREE.Vector3,q=new THREE.Vector3,G,w,C,D,r,x,t,y,H,K,E};
-THREE.Rectangle=function(){function a(){f=d-b;g=e-c}var b,c,d,e,f,g,i=true;this.getX=function(){return b};this.getY=function(){return c};this.getWidth=function(){return f};this.getHeight=function(){return g};this.getLeft=function(){return b};this.getTop=function(){return c};this.getRight=function(){return d};this.getBottom=function(){return e};this.set=function(f,h,g,l){i=false;b=f;c=h;d=g;e=l;a()};this.addPoint=function(f,h){if(i){i=false;b=f;c=h;d=f;e=h}else{b=b<f?b:f;c=c<h?c:h;d=d>f?d:f;e=e>h?
-e:h}a()};this.add3Points=function(f,h,g,l,n,m){if(i){i=false;b=f<g?f<n?f:n:g<n?g:n;c=h<l?h<m?h:m:l<m?l:m;d=f>g?f>n?f:n:g>n?g:n;e=h>l?h>m?h:m:l>m?l:m}else{b=f<g?f<n?f<b?f:b:n<b?n:b:g<n?g<b?g:b:n<b?n:b;c=h<l?h<m?h<c?h:c:m<c?m:c:l<m?l<c?l:c:m<c?m:c;d=f>g?f>n?f>d?f:d:n>d?n:d:g>n?g>d?g:d:n>d?n:d;e=h>l?h>m?h>e?h:e:m>e?m:e:l>m?l>e?l:e:m>e?m:e}a()};this.addRectangle=function(f){if(i){i=false;b=f.getLeft();c=f.getTop();d=f.getRight();e=f.getBottom()}else{b=b<f.getLeft()?b:f.getLeft();c=c<f.getTop()?c:f.getTop();
-d=d>f.getRight()?d:f.getRight();e=e>f.getBottom()?e:f.getBottom()}a()};this.inflate=function(f){b=b-f;c=c-f;d=d+f;e=e+f;a()};this.minSelf=function(f){b=b>f.getLeft()?b:f.getLeft();c=c>f.getTop()?c:f.getTop();d=d<f.getRight()?d:f.getRight();e=e<f.getBottom()?e:f.getBottom();a()};this.intersects=function(a){return d<a.getLeft()||b>a.getRight()||e<a.getTop()||c>a.getBottom()?false:true};this.empty=function(){i=true;e=d=c=b=0;a()};this.isEmpty=function(){return i}};
-THREE.Math={clamp:function(a,b,c){return a<b?b:a>c?c:a},clampBottom:function(a,b){return a<b?b:a},mapLinear:function(a,b,c,d,e){return d+(a-b)*(e-d)/(c-b)},random16:function(){return(65280*Math.random()+255*Math.random())/65535},randInt:function(a,b){return a+Math.floor(Math.random()*(b-a+1))},randFloat:function(a,b){return a+Math.random()*(b-a)},randFloatSpread:function(a){return a*(0.5-Math.random())},sign:function(a){return a<0?-1:a>0?1:0}};THREE.Matrix3=function(){this.m=[]};
-THREE.Matrix3.prototype={constructor:THREE.Matrix3,getInverse:function(a){var b=a.n33*a.n22-a.n32*a.n23,c=-a.n33*a.n21+a.n31*a.n23,d=a.n32*a.n21-a.n31*a.n22,e=-a.n33*a.n12+a.n32*a.n13,f=a.n33*a.n11-a.n31*a.n13,g=-a.n32*a.n11+a.n31*a.n12,i=a.n23*a.n12-a.n22*a.n13,k=-a.n23*a.n11+a.n21*a.n13,h=a.n22*a.n11-a.n21*a.n12,a=a.n11*b+a.n21*e+a.n31*i;a===0&&console.warn("Matrix3.getInverse(): determinant == 0");var a=1/a,j=this.m;j[0]=a*b;j[1]=a*c;j[2]=a*d;j[3]=a*e;j[4]=a*f;j[5]=a*g;j[6]=a*i;j[7]=a*k;j[8]=a*
-h;return this},transposeIntoArray:function(a){var b=this.m;a[0]=b[0];a[1]=b[3];a[2]=b[6];a[3]=b[1];a[4]=b[4];a[5]=b[7];a[6]=b[2];a[7]=b[5];a[8]=b[8];return this}};THREE.Matrix4=function(a,b,c,d,e,f,g,i,k,h,j,l,n,m,p,o){this.set(a!==void 0?a:1,b||0,c||0,d||0,e||0,f!==void 0?f:1,g||0,i||0,k||0,h||0,j!==void 0?j:1,l||0,n||0,m||0,p||0,o!==void 0?o:1)};
-THREE.Matrix4.prototype={constructor:THREE.Matrix4,set:function(a,b,c,d,e,f,g,i,k,h,j,l,n,m,p,o){this.n11=a;this.n12=b;this.n13=c;this.n14=d;this.n21=e;this.n22=f;this.n23=g;this.n24=i;this.n31=k;this.n32=h;this.n33=j;this.n34=l;this.n41=n;this.n42=m;this.n43=p;this.n44=o;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,e=THREE.Matrix4.__v2,f=THREE.Matrix4.__v3;f.sub(a,b).normalize();if(f.length()===0)f.z=1;d.cross(c,f).normalize();if(d.length()===0){f.x=f.x+1.0E-4;d.cross(c,f).normalize()}e.cross(f,d);this.n11=d.x;this.n12=e.x;this.n13=f.x;this.n21=d.y;this.n22=e.y;this.n23=f.y;this.n31=d.z;this.n32=e.z;this.n33=f.z;return this},multiply:function(a,b){var c=a.n11,d=a.n12,e=a.n13,f=a.n14,g=a.n21,i=a.n22,k=a.n23,h=a.n24,j=a.n31,l=a.n32,n=a.n33,m=a.n34,p=a.n41,o=a.n42,q=a.n43,G=a.n44,
-w=b.n11,C=b.n12,D=b.n13,r=b.n14,x=b.n21,t=b.n22,y=b.n23,H=b.n24,K=b.n31,E=b.n32,J=b.n33,Q=b.n34,R=b.n41,S=b.n42,M=b.n43,T=b.n44;this.n11=c*w+d*x+e*K+f*R;this.n12=c*C+d*t+e*E+f*S;this.n13=c*D+d*y+e*J+f*M;this.n14=c*r+d*H+e*Q+f*T;this.n21=g*w+i*x+k*K+h*R;this.n22=g*C+i*t+k*E+h*S;this.n23=g*D+i*y+k*J+h*M;this.n24=g*r+i*H+k*Q+h*T;this.n31=j*w+l*x+n*K+m*R;this.n32=j*C+l*t+n*E+m*S;this.n33=j*D+l*y+n*J+m*M;this.n34=j*r+l*H+n*Q+m*T;this.n41=p*w+o*x+q*K+G*R;this.n42=p*C+o*t+q*E+G*S;this.n43=p*D+o*y+q*J+G*
-M;this.n44=p*r+o*H+q*Q+G*T;return this},multiplySelf:function(a){return this.multiply(this,a)},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},multiplyScalar:function(a){this.n11=this.n11*a;this.n12=this.n12*a;this.n13=this.n13*a;this.n14=this.n14*a;this.n21=
-this.n21*a;this.n22=this.n22*a;this.n23=this.n23*a;this.n24=this.n24*a;this.n31=this.n31*a;this.n32=this.n32*a;this.n33=this.n33*a;this.n34=this.n34*a;this.n41=this.n41*a;this.n42=this.n42*a;this.n43=this.n43*a;this.n44=this.n44*a;return this},multiplyVector3:function(a){var b=a.x,c=a.y,d=a.z,e=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)*e;a.y=(this.n21*b+this.n22*c+this.n23*d+this.n24)*e;a.z=(this.n31*b+this.n32*c+this.n33*d+this.n34)*e;return a},
-multiplyVector4:function(a){var b=a.x,c=a.y,d=a.z,e=a.w;a.x=this.n11*b+this.n12*c+this.n13*d+this.n14*e;a.y=this.n21*b+this.n22*c+this.n23*d+this.n24*e;a.z=this.n31*b+this.n32*c+this.n33*d+this.n34*e;a.w=this.n41*b+this.n42*c+this.n43*d+this.n44*e;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},determinant:function(){var a=this.n11,b=this.n12,c=this.n13,d=this.n14,e=this.n21,f=this.n22,g=this.n23,i=this.n24,k=this.n31,h=this.n32,j=this.n33,l=this.n34,n=this.n41,m=this.n42,p=this.n43,o=this.n44;return d*g*h*n-c*i*h*n-d*f*j*n+b*i*j*n+c*f*l*n-b*g*l*n-d*g*k*m+c*i*k*m+d*e*
-j*m-a*i*j*m-c*e*l*m+a*g*l*m+d*f*k*p-b*i*k*p-d*e*h*p+a*i*h*p+b*e*l*p-a*f*l*p-c*f*k*o+b*g*k*o+c*e*h*o-a*g*h*o-b*e*j*o+a*f*j*o},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.n34=a;return this},flattenToArray:function(a){a[0]=this.n11;a[1]=this.n21;a[2]=this.n31;a[3]=this.n41;a[4]=this.n12;
-a[5]=this.n22;a[6]=this.n32;a[7]=this.n42;a[8]=this.n13;a[9]=this.n23;a[10]=this.n33;a[11]=this.n43;a[12]=this.n14;a[13]=this.n24;a[14]=this.n34;a[15]=this.n44;return a},flattenToArrayOffset:function(a,b){a[b]=this.n11;a[b+1]=this.n21;a[b+2]=this.n31;a[b+3]=this.n41;a[b+4]=this.n12;a[b+5]=this.n22;a[b+6]=this.n32;a[b+7]=this.n42;a[b+8]=this.n13;a[b+9]=this.n23;a[b+10]=this.n33;a[b+11]=this.n43;a[b+12]=this.n14;a[b+13]=this.n24;a[b+14]=this.n34;a[b+15]=this.n44;return a},getPosition:function(){return THREE.Matrix4.__v1.set(this.n14,
-this.n24,this.n34)},setPosition:function(a){this.n14=a.x;this.n24=a.y;this.n34=a.z;return this},getColumnX:function(){return THREE.Matrix4.__v1.set(this.n11,this.n21,this.n31)},getColumnY:function(){return THREE.Matrix4.__v1.set(this.n12,this.n22,this.n32)},getColumnZ:function(){return THREE.Matrix4.__v1.set(this.n13,this.n23,this.n33)},getInverse:function(a){var b=a.n11,c=a.n12,d=a.n13,e=a.n14,f=a.n21,g=a.n22,i=a.n23,k=a.n24,h=a.n31,j=a.n32,l=a.n33,n=a.n34,m=a.n41,p=a.n42,o=a.n43,q=a.n44;this.n11=
-i*n*p-k*l*p+k*j*o-g*n*o-i*j*q+g*l*q;this.n12=e*l*p-d*n*p-e*j*o+c*n*o+d*j*q-c*l*q;this.n13=d*k*p-e*i*p+e*g*o-c*k*o-d*g*q+c*i*q;this.n14=e*i*j-d*k*j-e*g*l+c*k*l+d*g*n-c*i*n;this.n21=k*l*m-i*n*m-k*h*o+f*n*o+i*h*q-f*l*q;this.n22=d*n*m-e*l*m+e*h*o-b*n*o-d*h*q+b*l*q;this.n23=e*i*m-d*k*m-e*f*o+b*k*o+d*f*q-b*i*q;this.n24=d*k*h-e*i*h+e*f*l-b*k*l-d*f*n+b*i*n;this.n31=g*n*m-k*j*m+k*h*p-f*n*p-g*h*q+f*j*q;this.n32=e*j*m-c*n*m-e*h*p+b*n*p+c*h*q-b*j*q;this.n33=c*k*m-e*g*m+e*f*p-b*k*p-c*f*q+b*g*q;this.n34=e*g*h-
-c*k*h-e*f*j+b*k*j+c*f*n-b*g*n;this.n41=i*j*m-g*l*m-i*h*p+f*l*p+g*h*o-f*j*o;this.n42=c*l*m-d*j*m+d*h*p-b*l*p-c*h*o+b*j*o;this.n43=d*g*m-c*i*m-d*f*p+b*i*p+c*f*o-b*g*o;this.n44=c*i*h-d*g*h+d*f*j-b*i*j-c*f*l+b*g*l;this.multiplyScalar(1/a.determinant());return this},setRotationFromEuler:function(a,b){var c=a.x,d=a.y,e=a.z,f=Math.cos(c),c=Math.sin(c),g=Math.cos(d),d=Math.sin(d),i=Math.cos(e),e=Math.sin(e);switch(b){case "YXZ":var k=g*i,h=g*e,j=d*i,l=d*e;this.n11=k+l*c;this.n12=j*c-h;this.n13=f*d;this.n21=
-f*e;this.n22=f*i;this.n23=-c;this.n31=h*c-j;this.n32=l+k*c;this.n33=f*g;break;case "ZXY":k=g*i;h=g*e;j=d*i;l=d*e;this.n11=k-l*c;this.n12=-f*e;this.n13=j+h*c;this.n21=h+j*c;this.n22=f*i;this.n23=l-k*c;this.n31=-f*d;this.n32=c;this.n33=f*g;break;case "ZYX":k=f*i;h=f*e;j=c*i;l=c*e;this.n11=g*i;this.n12=j*d-h;this.n13=k*d+l;this.n21=g*e;this.n22=l*d+k;this.n23=h*d-j;this.n31=-d;this.n32=c*g;this.n33=f*g;break;case "YZX":k=f*g;h=f*d;j=c*g;l=c*d;this.n11=g*i;this.n12=l-k*e;this.n13=j*e+h;this.n21=e;this.n22=
-f*i;this.n23=-c*i;this.n31=-d*i;this.n32=h*e+j;this.n33=k-l*e;break;case "XZY":k=f*g;h=f*d;j=c*g;l=c*d;this.n11=g*i;this.n12=-e;this.n13=d*i;this.n21=k*e+l;this.n22=f*i;this.n23=h*e-j;this.n31=j*e-h;this.n32=c*i;this.n33=l*e+k;break;default:k=f*i;h=f*e;j=c*i;l=c*e;this.n11=g*i;this.n12=-g*e;this.n13=d;this.n21=h+j*d;this.n22=k-l*d;this.n23=-c*g;this.n31=l-k*d;this.n32=j+h*d;this.n33=f*g}return this},setRotationFromQuaternion:function(a){var b=a.x,c=a.y,d=a.z,e=a.w,f=b+b,g=c+c,i=d+d,a=b*f,k=b*g,b=
-b*i,h=c*g,c=c*i,d=d*i,f=e*f,g=e*g,e=e*i;this.n11=1-(h+d);this.n12=k-e;this.n13=b+g;this.n21=k+e;this.n22=1-(a+d);this.n23=c-f;this.n31=b-g;this.n32=c+f;this.n33=1-(a+h);return this},compose:function(a,b,c){var d=THREE.Matrix4.__m1,e=THREE.Matrix4.__m2;d.identity();d.setRotationFromQuaternion(b);e.makeScale(c.x,c.y,c.z);this.multiply(d,e);this.n14=a.x;this.n24=a.y;this.n34=a.z;return this},decompose:function(a,b,c){var d=THREE.Matrix4.__v1,e=THREE.Matrix4.__v2,f=THREE.Matrix4.__v3;d.set(this.n11,this.n21,
-this.n31);e.set(this.n12,this.n22,this.n32);f.set(this.n13,this.n23,this.n33);a=a instanceof THREE.Vector3?a:new THREE.Vector3;b=b instanceof THREE.Quaternion?b:new THREE.Quaternion;c=c instanceof THREE.Vector3?c:new THREE.Vector3;c.x=d.length();c.y=e.length();c.z=f.length();a.x=this.n14;a.y=this.n24;a.z=this.n34;d=THREE.Matrix4.__m1;d.copy(this);d.n11=d.n11/c.x;d.n21=d.n21/c.x;d.n31=d.n31/c.x;d.n12=d.n12/c.y;d.n22=d.n22/c.y;d.n32=d.n32/c.y;d.n13=d.n13/c.z;d.n23=d.n23/c.z;d.n33=d.n33/c.z;b.setFromRotationMatrix(d);
-return[a,b,c]},extractPosition:function(a){this.n14=a.n14;this.n24=a.n24;this.n34=a.n34;return this},extractRotation:function(a){var b=THREE.Matrix4.__v1,c=1/b.set(a.n11,a.n21,a.n31).length(),d=1/b.set(a.n12,a.n22,a.n32).length(),b=1/b.set(a.n13,a.n23,a.n33).length();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*b;this.n23=a.n23*b;this.n33=a.n33*b;return this},translate:function(a){var b=a.x,c=a.y,a=a.z;this.n14=this.n11*b+this.n12*
-c+this.n13*a+this.n14;this.n24=this.n21*b+this.n22*c+this.n23*a+this.n24;this.n34=this.n31*b+this.n32*c+this.n33*a+this.n34;this.n44=this.n41*b+this.n42*c+this.n43*a+this.n44;return this},rotateX:function(a){var b=this.n12,c=this.n22,d=this.n32,e=this.n42,f=this.n13,g=this.n23,i=this.n33,k=this.n43,h=Math.cos(a),a=Math.sin(a);this.n12=h*b+a*f;this.n22=h*c+a*g;this.n32=h*d+a*i;this.n42=h*e+a*k;this.n13=h*f-a*b;this.n23=h*g-a*c;this.n33=h*i-a*d;this.n43=h*k-a*e;return this},rotateY:function(a){var b=
-this.n11,c=this.n21,d=this.n31,e=this.n41,f=this.n13,g=this.n23,i=this.n33,k=this.n43,h=Math.cos(a),a=Math.sin(a);this.n11=h*b-a*f;this.n21=h*c-a*g;this.n31=h*d-a*i;this.n41=h*e-a*k;this.n13=h*f+a*b;this.n23=h*g+a*c;this.n33=h*i+a*d;this.n43=h*k+a*e;return this},rotateZ:function(a){var b=this.n11,c=this.n21,d=this.n31,e=this.n41,f=this.n12,g=this.n22,i=this.n32,k=this.n42,h=Math.cos(a),a=Math.sin(a);this.n11=h*b+a*f;this.n21=h*c+a*g;this.n31=h*d+a*i;this.n41=h*e+a*k;this.n12=h*f-a*b;this.n22=h*g-
-a*c;this.n32=h*i-a*d;this.n42=h*k-a*e;return this},rotateByAxis:function(a,b){if(a.x===1&&a.y===0&&a.z===0)return this.rotateX(b);if(a.x===0&&a.y===1&&a.z===0)return this.rotateY(b);if(a.x===0&&a.y===0&&a.z===1)return this.rotateZ(b);var c=a.x,d=a.y,e=a.z,f=Math.sqrt(c*c+d*d+e*e),c=c/f,d=d/f,e=e/f,f=c*c,g=d*d,i=e*e,k=Math.cos(b),h=Math.sin(b),j=1-k,l=c*d*j,n=c*e*j,j=d*e*j,c=c*h,m=d*h,h=e*h,e=f+(1-f)*k,f=l+h,d=n-m,l=l-h,g=g+(1-g)*k,h=j+c,n=n+m,j=j-c,i=i+(1-i)*k,k=this.n11,c=this.n21,m=this.n31,p=this.n41,
-o=this.n12,q=this.n22,G=this.n32,w=this.n42,C=this.n13,D=this.n23,r=this.n33,x=this.n43;this.n11=e*k+f*o+d*C;this.n21=e*c+f*q+d*D;this.n31=e*m+f*G+d*r;this.n41=e*p+f*w+d*x;this.n12=l*k+g*o+h*C;this.n22=l*c+g*q+h*D;this.n32=l*m+g*G+h*r;this.n42=l*p+g*w+h*x;this.n13=n*k+j*o+i*C;this.n23=n*c+j*q+i*D;this.n33=n*m+j*G+i*r;this.n43=n*p+j*w+i*x;return this},scale:function(a){var b=a.x,c=a.y,a=a.z;this.n11=this.n11*b;this.n12=this.n12*c;this.n13=this.n13*a;this.n21=this.n21*b;this.n22=this.n22*c;this.n23=
-this.n23*a;this.n31=this.n31*b;this.n32=this.n32*c;this.n33=this.n33*a;this.n41=this.n41*b;this.n42=this.n42*c;this.n43=this.n43*a;return this},getMaxScaleOnAxis:function(){return Math.sqrt(Math.max(this.n11*this.n11+this.n21*this.n21+this.n31*this.n31,Math.max(this.n12*this.n12+this.n22*this.n22+this.n32*this.n32,this.n13*this.n13+this.n23*this.n23+this.n33*this.n33)))},makeTranslation:function(a,b,c){this.set(1,0,0,a,0,1,0,b,0,0,1,c,0,0,0,1);return this},makeRotationX:function(a){var b=Math.cos(a),
-a=Math.sin(a);this.set(1,0,0,0,0,b,-a,0,0,a,b,0,0,0,0,1);return this},makeRotationY:function(a){var b=Math.cos(a),a=Math.sin(a);this.set(b,0,a,0,0,1,0,0,-a,0,b,0,0,0,0,1);return this},makeRotationZ:function(a){var b=Math.cos(a),a=Math.sin(a);this.set(b,-a,0,0,a,b,0,0,0,0,1,0,0,0,0,1);return this},makeRotationAxis:function(a,b){var c=Math.cos(b),d=Math.sin(b),e=1-c,f=a.x,g=a.y,i=a.z,k=e*f,h=e*g;this.set(k*f+c,k*g-d*i,k*i+d*g,0,k*g+d*i,h*g+c,h*i-d*f,0,k*i-d*g,h*i+d*f,e*i*i+c,0,0,0,0,1);return this},
-makeScale:function(a,b,c){this.set(a,0,0,0,0,b,0,0,0,0,c,0,0,0,0,1);return this},makeFrustum:function(a,b,c,d,e,f){this.n11=2*e/(b-a);this.n12=0;this.n13=(b+a)/(b-a);this.n21=this.n14=0;this.n22=2*e/(d-c);this.n23=(d+c)/(d-c);this.n32=this.n31=this.n24=0;this.n33=-(f+e)/(f-e);this.n34=-2*f*e/(f-e);this.n42=this.n41=0;this.n43=-1;this.n44=0;return this},makePerspective:function(a,b,c,d){var a=c*Math.tan(a*Math.PI/360),e=-a;return this.makeFrustum(e*b,a*b,e,a,c,d)},makeOrthographic:function(a,b,c,d,
-e,f){var g=b-a,i=c-d,k=f-e;this.n11=2/g;this.n13=this.n12=0;this.n14=-((b+a)/g);this.n21=0;this.n22=2/i;this.n23=0;this.n24=-((c+d)/i);this.n32=this.n31=0;this.n33=-2/k;this.n34=-((f+e)/k);this.n43=this.n42=this.n41=0;this.n44=1;return this},clone:function(){return new THREE.Matrix4(this.n11,this.n12,this.n13,this.n14,this.n21,this.n22,this.n23,this.n24,this.n31,this.n32,this.n33,this.n34,this.n41,this.n42,this.n43,this.n44)}};THREE.Matrix4.__v1=new THREE.Vector3;THREE.Matrix4.__v2=new THREE.Vector3;
-THREE.Matrix4.__v3=new THREE.Vector3;THREE.Matrix4.__m1=new THREE.Matrix4;THREE.Matrix4.__m2=new THREE.Matrix4;
-THREE.Object3D=function(){this.id=THREE.Object3DCount++;this.name="";this.parent=void 0;this.children=[];this.up=new THREE.Vector3(0,1,0);this.position=new THREE.Vector3;this.rotation=new THREE.Vector3;this.eulerOrder="XYZ";this.scale=new THREE.Vector3(1,1,1);this.flipSided=this.doubleSided=false;this.renderDepth=null;this.rotationAutoUpdate=true;this.matrix=new THREE.Matrix4;this.matrixWorld=new THREE.Matrix4;this.matrixRotationWorld=new THREE.Matrix4;this.matrixWorldNeedsUpdate=this.matrixAutoUpdate=
-true;this.quaternion=new THREE.Quaternion;this.useQuaternion=false;this.boundRadius=0;this.boundRadiusScale=1;this.visible=true;this.receiveShadow=this.castShadow=false;this.frustumCulled=true;this._vector=new THREE.Vector3};
-THREE.Object3D.prototype={constructor:THREE.Object3D,applyMatrix:function(a){this.matrix.multiply(a,this.matrix);this.scale.getScaleFromMatrix(this.matrix);this.rotation.getRotationFromMatrix(this.matrix,this.scale);this.position.getPositionFromMatrix(this.matrix)},translate:function(a,b){this.matrix.rotateAxis(b);this.position.addSelf(b.multiplyScalar(a))},translateX:function(a){this.translate(a,this._vector.set(1,0,0))},translateY:function(a){this.translate(a,this._vector.set(0,1,0))},translateZ:function(a){this.translate(a,
-this._vector.set(0,0,1))},lookAt:function(a){this.matrix.lookAt(a,this.position,this.up);this.rotationAutoUpdate&&this.rotation.getRotationFromMatrix(this.matrix)},add:function(a){if(a===this)console.warn("THREE.Object3D.add: An object can't be added as a child of itself.");else if(a instanceof THREE.Object3D){a.parent!==void 0&&a.parent.remove(a);a.parent=this;this.children.push(a);for(var b=this;b.parent!==void 0;)b=b.parent;b!==void 0&&b instanceof THREE.Scene&&b.__addObject(a)}},remove:function(a){var b=
-this.children.indexOf(a);if(b!==-1){a.parent=void 0;this.children.splice(b,1);for(b=this;b.parent!==void 0;)b=b.parent;b!==void 0&&b instanceof THREE.Scene&&b.__removeObject(a)}},getChildByName:function(a,b){var c,d,e;c=0;for(d=this.children.length;c<d;c++){e=this.children[c];if(e.name===a)return e;if(b){e=e.getChildByName(a,b);if(e!==void 0)return e}}},updateMatrix:function(){this.matrix.setPosition(this.position);this.useQuaternion?this.matrix.setRotationFromQuaternion(this.quaternion):this.matrix.setRotationFromEuler(this.rotation,
-this.eulerOrder);if(this.scale.x!==1||this.scale.y!==1||this.scale.z!==1){this.matrix.scale(this.scale);this.boundRadiusScale=Math.max(this.scale.x,Math.max(this.scale.y,this.scale.z))}this.matrixWorldNeedsUpdate=true},updateMatrixWorld:function(a){this.matrixAutoUpdate&&this.updateMatrix();if(this.matrixWorldNeedsUpdate||a){this.parent?this.matrixWorld.multiply(this.parent.matrixWorld,this.matrix):this.matrixWorld.copy(this.matrix);this.matrixWorldNeedsUpdate=false;a=true}for(var b=0,c=this.children.length;b<
-c;b++)this.children[b].updateMatrixWorld(a)}};THREE.Object3DCount=0;
-THREE.Projector=function(){function a(){var a=g[f]=g[f]||new THREE.RenderableObject;f++;return a}function b(){var a=h[k]=h[k]||new THREE.RenderableVertex;k++;return a}function c(a,b){return b.z-a.z}function d(a,b){var c=0,d=1,e=a.z+a.w,f=b.z+b.w,h=-a.z+a.w,g=-b.z+b.w;if(e>=0&&f>=0&&h>=0&&g>=0)return true;if(e<0&&f<0||h<0&&g<0)return false;e<0?c=Math.max(c,e/(e-f)):f<0&&(d=Math.min(d,e/(e-f)));h<0?c=Math.max(c,h/(h-g)):g<0&&(d=Math.min(d,h/(h-g)));if(d<c)return false;a.lerpSelf(b,c);b.lerpSelf(a,1-
-d);return true}var e,f,g=[],i,k,h=[],j,l,n=[],m,p=[],o,q,G=[],w,C,D=[],r={objects:[],sprites:[],lights:[],elements:[]},x=new THREE.Vector3,t=new THREE.Vector4,y=new THREE.Matrix4,H=new THREE.Matrix4,K=new THREE.Frustum,E=new THREE.Vector4,J=new THREE.Vector4;this.projectVector=function(a,b){b.matrixWorldInverse.getInverse(b.matrixWorld);y.multiply(b.projectionMatrix,b.matrixWorldInverse);y.multiplyVector3(a);return a};this.unprojectVector=function(a,b){b.projectionMatrixInverse.getInverse(b.projectionMatrix);
-y.multiply(b.matrixWorld,b.projectionMatrixInverse);y.multiplyVector3(a);return a};this.pickingRay=function(a,b){var c;a.z=-1;c=new THREE.Vector3(a.x,a.y,1);this.unprojectVector(a,b);this.unprojectVector(c,b);c.subSelf(a).normalize();return new THREE.Ray(a,c)};this.projectGraph=function(b,d){f=0;r.objects.length=0;r.sprites.length=0;r.lights.length=0;var h=function(b){if(b.visible!==false){if((b instanceof THREE.Mesh||b instanceof THREE.Line)&&(b.frustumCulled===false||K.contains(b))){x.copy(b.matrixWorld.getPosition());
-y.multiplyVector3(x);e=a();e.object=b;e.z=x.z;r.objects.push(e)}else if(b instanceof THREE.Sprite||b instanceof THREE.Particle){x.copy(b.matrixWorld.getPosition());y.multiplyVector3(x);e=a();e.object=b;e.z=x.z;r.sprites.push(e)}else b instanceof THREE.Light&&r.lights.push(b);for(var c=0,d=b.children.length;c<d;c++)h(b.children[c])}};h(b);d&&r.objects.sort(c);return r};this.projectScene=function(a,e,f){var g=e.near,x=e.far,O=false,U,A,u,I,s,B,z,F,v,L,N,V,W,X,P;C=q=m=l=0;r.elements.length=0;if(e.parent===
-void 0){console.warn("DEPRECATED: Camera hasn't been added to a Scene. Adding it...");a.add(e)}a.updateMatrixWorld();e.matrixWorldInverse.getInverse(e.matrixWorld);y.multiply(e.projectionMatrix,e.matrixWorldInverse);K.setFromMatrix(y);r=this.projectGraph(a,false);a=0;for(U=r.objects.length;a<U;a++){v=r.objects[a].object;L=v.matrixWorld;k=0;if(v instanceof THREE.Mesh){N=v.geometry;V=v.geometry.materials;I=N.vertices;W=N.faces;X=N.faceVertexUvs;N=v.matrixRotationWorld.extractRotation(L);A=0;for(u=I.length;A<
-u;A++){i=b();i.positionWorld.copy(I[A]);L.multiplyVector3(i.positionWorld);i.positionScreen.copy(i.positionWorld);y.multiplyVector4(i.positionScreen);i.positionScreen.x=i.positionScreen.x/i.positionScreen.w;i.positionScreen.y=i.positionScreen.y/i.positionScreen.w;i.visible=i.positionScreen.z>g&&i.positionScreen.z<x}I=0;for(A=W.length;I<A;I++){u=W[I];if(u instanceof THREE.Face3){s=h[u.a];B=h[u.b];z=h[u.c];if(s.visible&&B.visible&&z.visible){O=(z.positionScreen.x-s.positionScreen.x)*(B.positionScreen.y-
-s.positionScreen.y)-(z.positionScreen.y-s.positionScreen.y)*(B.positionScreen.x-s.positionScreen.x)<0;if(v.doubleSided||O!=v.flipSided){F=n[l]=n[l]||new THREE.RenderableFace3;l++;j=F;j.v1.copy(s);j.v2.copy(B);j.v3.copy(z)}else continue}else continue}else if(u instanceof THREE.Face4){s=h[u.a];B=h[u.b];z=h[u.c];F=h[u.d];if(s.visible&&B.visible&&z.visible&&F.visible){O=(F.positionScreen.x-s.positionScreen.x)*(B.positionScreen.y-s.positionScreen.y)-(F.positionScreen.y-s.positionScreen.y)*(B.positionScreen.x-
-s.positionScreen.x)<0||(B.positionScreen.x-z.positionScreen.x)*(F.positionScreen.y-z.positionScreen.y)-(B.positionScreen.y-z.positionScreen.y)*(F.positionScreen.x-z.positionScreen.x)<0;if(v.doubleSided||O!=v.flipSided){P=p[m]=p[m]||new THREE.RenderableFace4;m++;j=P;j.v1.copy(s);j.v2.copy(B);j.v3.copy(z);j.v4.copy(F)}else continue}else continue}j.normalWorld.copy(u.normal);!O&&(v.flipSided||v.doubleSided)&&j.normalWorld.negate();N.multiplyVector3(j.normalWorld);j.centroidWorld.copy(u.centroid);L.multiplyVector3(j.centroidWorld);
-j.centroidScreen.copy(j.centroidWorld);y.multiplyVector3(j.centroidScreen);z=u.vertexNormals;s=0;for(B=z.length;s<B;s++){F=j.vertexNormalsWorld[s];F.copy(z[s]);!O&&(v.flipSided||v.doubleSided)&&F.negate();N.multiplyVector3(F)}s=0;for(B=X.length;s<B;s++)if(P=X[s][I]){z=0;for(F=P.length;z<F;z++)j.uvs[s][z]=P[z]}j.material=v.material;j.faceMaterial=u.materialIndex!==null?V[u.materialIndex]:null;j.z=j.centroidScreen.z;r.elements.push(j)}}else if(v instanceof THREE.Line){H.multiply(y,L);I=v.geometry.vertices;
-s=b();s.positionScreen.copy(I[0]);H.multiplyVector4(s.positionScreen);L=v.type===THREE.LinePieces?2:1;A=1;for(u=I.length;A<u;A++){s=b();s.positionScreen.copy(I[A]);H.multiplyVector4(s.positionScreen);if(!((A+1)%L>0)){B=h[k-2];E.copy(s.positionScreen);J.copy(B.positionScreen);if(d(E,J)){E.multiplyScalar(1/E.w);J.multiplyScalar(1/J.w);V=G[q]=G[q]||new THREE.RenderableLine;q++;o=V;o.v1.positionScreen.copy(E);o.v2.positionScreen.copy(J);o.z=Math.max(E.z,J.z);o.material=v.material;r.elements.push(o)}}}}}a=
-0;for(U=r.sprites.length;a<U;a++){v=r.sprites[a].object;L=v.matrixWorld;if(v instanceof THREE.Particle){t.set(L.n14,L.n24,L.n34,1);y.multiplyVector4(t);t.z=t.z/t.w;if(t.z>0&&t.z<1){g=D[C]=D[C]||new THREE.RenderableParticle;C++;w=g;w.x=t.x/t.w;w.y=t.y/t.w;w.z=t.z;w.rotation=v.rotation.z;w.scale.x=v.scale.x*Math.abs(w.x-(t.x+e.projectionMatrix.n11)/(t.w+e.projectionMatrix.n14));w.scale.y=v.scale.y*Math.abs(w.y-(t.y+e.projectionMatrix.n22)/(t.w+e.projectionMatrix.n24));w.material=v.material;r.elements.push(w)}}}f&&
-r.elements.sort(c);return r}};THREE.Quaternion=function(a,b,c,d){this.x=a||0;this.y=b||0;this.z=c||0;this.w=d!==void 0?d:1};
-THREE.Quaternion.prototype={constructor:THREE.Quaternion,set:function(a,b,c,d){this.x=a;this.y=b;this.z=c;this.w=d;return this},copy:function(a){this.x=a.x;this.y=a.y;this.z=a.z;this.w=a.w;return this},setFromEuler:function(a){var b=Math.PI/360,c=a.x*b,d=a.y*b,e=a.z*b,a=Math.cos(d),d=Math.sin(d),b=Math.cos(-e),e=Math.sin(-e),f=Math.cos(c),c=Math.sin(c),g=a*b,i=d*e;this.w=g*f-i*c;this.x=g*c+i*f;this.y=d*b*f+a*e*c;this.z=a*e*f-d*b*c;return this},setFromAxisAngle:function(a,b){var c=b/2,d=Math.sin(c);
-this.x=a.x*d;this.y=a.y*d;this.z=a.z*d;this.w=Math.cos(c);return this},setFromRotationMatrix:function(a){var b=Math.pow(a.determinant(),1/3);this.w=Math.sqrt(Math.max(0,b+a.n11+a.n22+a.n33))/2;this.x=Math.sqrt(Math.max(0,b+a.n11-a.n22-a.n33))/2;this.y=Math.sqrt(Math.max(0,b-a.n11+a.n22-a.n33))/2;this.z=Math.sqrt(Math.max(0,b-a.n11-a.n22+a.n33))/2;this.x=a.n32-a.n23<0?-Math.abs(this.x):Math.abs(this.x);this.y=a.n13-a.n31<0?-Math.abs(this.y):Math.abs(this.y);this.z=a.n21-a.n12<0?-Math.abs(this.z):Math.abs(this.z);
-this.normalize();return this},calculateW:function(){this.w=-Math.sqrt(Math.abs(1-this.x*this.x-this.y*this.y-this.z*this.z));return this},inverse:function(){this.x=this.x*-1;this.y=this.y*-1;this.z=this.z*-1;return this},length:function(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w)},normalize:function(){var a=Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w);if(a===0)this.w=this.z=this.y=this.x=0;else{a=1/a;this.x=this.x*a;this.y=this.y*a;this.z=this.z*
-a;this.w=this.w*a}return this},multiply:function(a,b){this.x=a.x*b.w+a.y*b.z-a.z*b.y+a.w*b.x;this.y=-a.x*b.z+a.y*b.w+a.z*b.x+a.w*b.y;this.z=a.x*b.y-a.y*b.x+a.z*b.w+a.w*b.z;this.w=-a.x*b.x-a.y*b.y-a.z*b.z+a.w*b.w;return this},multiplySelf:function(a){var b=this.x,c=this.y,d=this.z,e=this.w,f=a.x,g=a.y,i=a.z,a=a.w;this.x=b*a+e*f+c*i-d*g;this.y=c*a+e*g+d*f-b*i;this.z=d*a+e*i+b*g-c*f;this.w=e*a-b*f-c*g-d*i;return this},multiplyVector3:function(a,b){b||(b=a);var c=a.x,d=a.y,e=a.z,f=this.x,g=this.y,i=this.z,
-k=this.w,h=k*c+g*e-i*d,j=k*d+i*c-f*e,l=k*e+f*d-g*c,c=-f*c-g*d-i*e;b.x=h*k+c*-f+j*-i-l*-g;b.y=j*k+c*-g+l*-f-h*-i;b.z=l*k+c*-i+h*-g-j*-f;return b},clone:function(){return new THREE.Quaternion(this.x,this.y,this.z,this.w)}};
-THREE.Quaternion.slerp=function(a,b,c,d){var e=a.w*b.w+a.x*b.x+a.y*b.y+a.z*b.z;if(e<0){c.w=-b.w;c.x=-b.x;c.y=-b.y;c.z=-b.z;e=-e}else c.copy(b);if(Math.abs(e)>=1){c.w=a.w;c.x=a.x;c.y=a.y;c.z=a.z;return c}var f=Math.acos(e),e=Math.sqrt(1-e*e);if(Math.abs(e)<0.001){c.w=0.5*(a.w+b.w);c.x=0.5*(a.x+b.x);c.y=0.5*(a.y+b.y);c.z=0.5*(a.z+b.z);return c}b=Math.sin((1-d)*f)/e;d=Math.sin(d*f)/e;c.w=a.w*b+c.w*d;c.x=a.x*b+c.x*d;c.y=a.y*b+c.y*d;c.z=a.z*b+c.z*d;return c};THREE.Vertex=THREE.Vector3;
-THREE.Face3=function(a,b,c,d,e,f){this.a=a;this.b=b;this.c=c;this.normal=d instanceof THREE.Vector3?d:new THREE.Vector3;this.vertexNormals=d instanceof Array?d:[];this.color=e instanceof THREE.Color?e:new THREE.Color;this.vertexColors=e instanceof Array?e:[];this.vertexTangents=[];this.materialIndex=f;this.centroid=new THREE.Vector3};
-THREE.Face3.prototype={constructor:THREE.Face3,clone:function(){var a=new THREE.Face3(this.a,this.b,this.c);a.normal.copy(this.normal);a.color.copy(this.color);a.centroid.copy(this.centroid);a.materialIndex=this.materialIndex;var b,c;b=0;for(c=this.vertexNormals.length;b<c;b++)a.vertexNormals[b]=this.vertexNormals[b].clone();b=0;for(c=this.vertexColors.length;b<c;b++)a.vertexColors[b]=this.vertexColors[b].clone();b=0;for(c=this.vertexTangents.length;b<c;b++)a.vertexTangents[b]=this.vertexTangents[b].clone();
-return a}};THREE.Face4=function(a,b,c,d,e,f,g){this.a=a;this.b=b;this.c=c;this.d=d;this.normal=e instanceof THREE.Vector3?e:new THREE.Vector3;this.vertexNormals=e instanceof Array?e:[];this.color=f instanceof THREE.Color?f:new THREE.Color;this.vertexColors=f instanceof Array?f:[];this.vertexTangents=[];this.materialIndex=g;this.centroid=new THREE.Vector3};
-THREE.Face4.prototype={constructor:THREE.Face4,clone:function(){var a=new THREE.Face4(this.a,this.b,this.c,this.d);a.normal.copy(this.normal);a.color.copy(this.color);a.centroid.copy(this.centroid);a.materialIndex=this.materialIndex;var b,c;b=0;for(c=this.vertexNormals.length;b<c;b++)a.vertexNormals[b]=this.vertexNormals[b].clone();b=0;for(c=this.vertexColors.length;b<c;b++)a.vertexColors[b]=this.vertexColors[b].clone();b=0;for(c=this.vertexTangents.length;b<c;b++)a.vertexTangents[b]=this.vertexTangents[b].clone();
-return a}};THREE.UV=function(a,b){this.u=a||0;this.v=b||0};THREE.UV.prototype={constructor:THREE.UV,set:function(a,b){this.u=a;this.v=b;return this},copy:function(a){this.u=a.u;this.v=a.v;return this},lerpSelf:function(a,b){this.u=this.u+(a.u-this.u)*b;this.v=this.v+(a.v-this.v)*b;return this},clone:function(){return new THREE.UV(this.u,this.v)}};
-THREE.Camera=function(){THREE.Object3D.call(this);this.matrixWorldInverse=new THREE.Matrix4;this.projectionMatrix=new THREE.Matrix4;this.projectionMatrixInverse=new THREE.Matrix4};THREE.Camera.prototype=new THREE.Object3D;THREE.Camera.prototype.constructor=THREE.Camera;THREE.Camera.prototype.lookAt=function(a){this.matrix.lookAt(this.position,a,this.up);this.rotationAutoUpdate&&this.rotation.getRotationFromMatrix(this.matrix)};
-THREE.OrthographicCamera=function(a,b,c,d,e,f){THREE.Camera.call(this);this.left=a;this.right=b;this.top=c;this.bottom=d;this.near=e!==void 0?e:0.1;this.far=f!==void 0?f:2E3;this.updateProjectionMatrix()};THREE.OrthographicCamera.prototype=new THREE.Camera;THREE.OrthographicCamera.prototype.constructor=THREE.OrthographicCamera;THREE.OrthographicCamera.prototype.updateProjectionMatrix=function(){this.projectionMatrix.makeOrthographic(this.left,this.right,this.top,this.bottom,this.near,this.far)};
-THREE.PerspectiveCamera=function(a,b,c,d){THREE.Camera.call(this);this.fov=a!==void 0?a:50;this.aspect=b!==void 0?b:1;this.near=c!==void 0?c:0.1;this.far=d!==void 0?d:2E3;this.updateProjectionMatrix()};THREE.PerspectiveCamera.prototype=new THREE.Camera;THREE.PerspectiveCamera.prototype.constructor=THREE.PerspectiveCamera;THREE.PerspectiveCamera.prototype.setLens=function(a,b){this.fov=2*Math.atan((b!==void 0?b:24)/(a*2))*(180/Math.PI);this.updateProjectionMatrix()};
-THREE.PerspectiveCamera.prototype.setViewOffset=function(a,b,c,d,e,f){this.fullWidth=a;this.fullHeight=b;this.x=c;this.y=d;this.width=e;this.height=f;this.updateProjectionMatrix()};
-THREE.PerspectiveCamera.prototype.updateProjectionMatrix=function(){if(this.fullWidth){var a=this.fullWidth/this.fullHeight,b=Math.tan(this.fov*Math.PI/360)*this.near,c=-b,d=a*c,a=Math.abs(a*b-d),c=Math.abs(b-c);this.projectionMatrix.makeFrustum(d+this.x*a/this.fullWidth,d+(this.x+this.width)*a/this.fullWidth,b-(this.y+this.height)*c/this.fullHeight,b-this.y*c/this.fullHeight,this.near,this.far)}else this.projectionMatrix.makePerspective(this.fov,this.aspect,this.near,this.far)};
-THREE.Light=function(a){THREE.Object3D.call(this);this.color=new THREE.Color(a)};THREE.Light.prototype=new THREE.Object3D;THREE.Light.prototype.constructor=THREE.Light;THREE.Light.prototype.supr=THREE.Object3D.prototype;
-THREE.Material=function(a){a=a||{};this.id=THREE.MaterialCount++;this.name="";this.opacity=a.opacity!==void 0?a.opacity:1;this.transparent=a.transparent!==void 0?a.transparent:false;this.blending=a.blending!==void 0?a.blending:THREE.NormalBlending;this.blendSrc=a.blendSrc!==void 0?a.blendSrc:THREE.SrcAlphaFactor;this.blendDst=a.blendDst!==void 0?a.blendDst:THREE.OneMinusSrcAlphaFactor;this.blendEquation=a.blendEquation!==void 0?a.blendEquation:THREE.AddEquation;this.depthTest=a.depthTest!==void 0?
-a.depthTest:true;this.depthWrite=a.depthWrite!==void 0?a.depthWrite:true;this.polygonOffset=a.polygonOffset!==void 0?a.polygonOffset:false;this.polygonOffsetFactor=a.polygonOffsetFactor!==void 0?a.polygonOffsetFactor:0;this.polygonOffsetUnits=a.polygonOffsetUnits!==void 0?a.polygonOffsetUnits:0;this.alphaTest=a.alphaTest!==void 0?a.alphaTest:0;this.overdraw=a.overdraw!==void 0?a.overdraw:false;this.needsUpdate=true};THREE.MaterialCount=0;THREE.NoShading=0;THREE.FlatShading=1;THREE.SmoothShading=2;
-THREE.NoColors=0;THREE.FaceColors=1;THREE.VertexColors=2;THREE.NoBlending=0;THREE.NormalBlending=1;THREE.AdditiveBlending=2;THREE.SubtractiveBlending=3;THREE.MultiplyBlending=4;THREE.AdditiveAlphaBlending=5;THREE.CustomBlending=6;THREE.AddEquation=100;THREE.SubtractEquation=101;THREE.ReverseSubtractEquation=102;THREE.ZeroFactor=200;THREE.OneFactor=201;THREE.SrcColorFactor=202;THREE.OneMinusSrcColorFactor=203;THREE.SrcAlphaFactor=204;THREE.OneMinusSrcAlphaFactor=205;THREE.DstAlphaFactor=206;
-THREE.OneMinusDstAlphaFactor=207;THREE.DstColorFactor=208;THREE.OneMinusDstColorFactor=209;THREE.SrcAlphaSaturateFactor=210;
-THREE.LineBasicMaterial=function(a){THREE.Material.call(this,a);a=a||{};this.color=a.color!==void 0?new THREE.Color(a.color):new THREE.Color(16777215);this.linewidth=a.linewidth!==void 0?a.linewidth:1;this.linecap=a.linecap!==void 0?a.linecap:"round";this.linejoin=a.linejoin!==void 0?a.linejoin:"round";this.vertexColors=a.vertexColors?a.vertexColors:false;this.fog=a.fog!==void 0?a.fog:true};THREE.LineBasicMaterial.prototype=new THREE.Material;THREE.LineBasicMaterial.prototype.constructor=THREE.LineBasicMaterial;
-THREE.MeshBasicMaterial=function(a){THREE.Material.call(this,a);a=a||{};this.color=a.color!==void 0?new THREE.Color(a.color):new THREE.Color(16777215);this.map=a.map!==void 0?a.map:null;this.lightMap=a.lightMap!==void 0?a.lightMap:null;this.envMap=a.envMap!==void 0?a.envMap:null;this.combine=a.combine!==void 0?a.combine:THREE.MultiplyOperation;this.reflectivity=a.reflectivity!==void 0?a.reflectivity:1;this.refractionRatio=a.refractionRatio!==void 0?a.refractionRatio:0.98;this.fog=a.fog!==void 0?a.fog:
-true;this.shading=a.shading!==void 0?a.shading:THREE.SmoothShading;this.wireframe=a.wireframe!==void 0?a.wireframe:false;this.wireframeLinewidth=a.wireframeLinewidth!==void 0?a.wireframeLinewidth:1;this.wireframeLinecap=a.wireframeLinecap!==void 0?a.wireframeLinecap:"round";this.wireframeLinejoin=a.wireframeLinejoin!==void 0?a.wireframeLinejoin:"round";this.vertexColors=a.vertexColors!==void 0?a.vertexColors:THREE.NoColors;this.skinning=a.skinning!==void 0?a.skinning:false;this.morphTargets=a.morphTargets!==
-void 0?a.morphTargets:false};THREE.MeshBasicMaterial.prototype=new THREE.Material;THREE.MeshBasicMaterial.prototype.constructor=THREE.MeshBasicMaterial;
-THREE.ParticleBasicMaterial=function(a){THREE.Material.call(this,a);a=a||{};this.color=a.color!==void 0?new THREE.Color(a.color):new THREE.Color(16777215);this.map=a.map!==void 0?a.map:null;this.size=a.size!==void 0?a.size:1;this.sizeAttenuation=a.sizeAttenuation!==void 0?a.sizeAttenuation:true;this.vertexColors=a.vertexColors!==void 0?a.vertexColors:false;this.fog=a.fog!==void 0?a.fog:true};THREE.ParticleBasicMaterial.prototype=new THREE.Material;
-THREE.ParticleBasicMaterial.prototype.constructor=THREE.ParticleBasicMaterial;THREE.ParticleDOMMaterial=function(a){THREE.Material.call(this);this.domElement=a};
-THREE.Texture=function(a,b,c,d,e,f,g,i){this.id=THREE.TextureCount++;this.image=a;this.mapping=b!==void 0?b:new THREE.UVMapping;this.wrapS=c!==void 0?c:THREE.ClampToEdgeWrapping;this.wrapT=d!==void 0?d:THREE.ClampToEdgeWrapping;this.magFilter=e!==void 0?e:THREE.LinearFilter;this.minFilter=f!==void 0?f:THREE.LinearMipMapLinearFilter;this.format=g!==void 0?g:THREE.RGBAFormat;this.type=i!==void 0?i:THREE.UnsignedByteType;this.offset=new THREE.Vector2(0,0);this.repeat=new THREE.Vector2(1,1);this.generateMipmaps=
-true;this.needsUpdate=this.premultiplyAlpha=false;this.onUpdate=null};THREE.Texture.prototype={constructor:THREE.Texture,clone:function(){var a=new THREE.Texture(this.image,this.mapping,this.wrapS,this.wrapT,this.magFilter,this.minFilter,this.format,this.type);a.offset.copy(this.offset);a.repeat.copy(this.repeat);return a}};THREE.TextureCount=0;THREE.MultiplyOperation=0;THREE.MixOperation=1;THREE.UVMapping=function(){};THREE.CubeReflectionMapping=function(){};THREE.CubeRefractionMapping=function(){};
-THREE.SphericalReflectionMapping=function(){};THREE.SphericalRefractionMapping=function(){};THREE.RepeatWrapping=0;THREE.ClampToEdgeWrapping=1;THREE.MirroredRepeatWrapping=2;THREE.NearestFilter=3;THREE.NearestMipMapNearestFilter=4;THREE.NearestMipMapLinearFilter=5;THREE.LinearFilter=6;THREE.LinearMipMapNearestFilter=7;THREE.LinearMipMapLinearFilter=8;THREE.ByteType=9;THREE.UnsignedByteType=10;THREE.ShortType=11;THREE.UnsignedShortType=12;THREE.IntType=13;THREE.UnsignedIntType=14;THREE.FloatType=15;
-THREE.AlphaFormat=16;THREE.RGBFormat=17;THREE.RGBAFormat=18;THREE.LuminanceFormat=19;THREE.LuminanceAlphaFormat=20;THREE.DataTexture=function(a,b,c,d,e,f,g,i,k,h){THREE.Texture.call(this,null,f,g,i,k,h,d,e);this.image={data:a,width:b,height:c}};THREE.DataTexture.prototype=new THREE.Texture;THREE.DataTexture.prototype.constructor=THREE.DataTexture;
-THREE.DataTexture.prototype.clone=function(){var a=new THREE.DataTexture(this.image.data,this.image.width,this.image.height,this.format,this.type,this.mapping,this.wrapS,this.wrapT,this.magFilter,this.minFilter);a.offset.copy(this.offset);a.repeat.copy(this.repeat);return a};THREE.Particle=function(a){THREE.Object3D.call(this);this.material=a};THREE.Particle.prototype=new THREE.Object3D;THREE.Particle.prototype.constructor=THREE.Particle;
-THREE.Mesh=function(a,b){THREE.Object3D.call(this);this.geometry=a;this.material=b!==void 0?b:new THREE.MeshBasicMaterial({color:Math.random()*16777215,wireframe:true});if(this.geometry){this.geometry.boundingSphere||this.geometry.computeBoundingSphere();this.boundRadius=a.boundingSphere.radius;if(this.geometry.morphTargets.length){this.morphTargetBase=-1;this.morphTargetForcedOrder=[];this.morphTargetInfluences=[];this.morphTargetDictionary={};for(var c=0;c<this.geometry.morphTargets.length;c++){this.morphTargetInfluences.push(0);
-this.morphTargetDictionary[this.geometry.morphTargets[c].name]=c}}}};THREE.Mesh.prototype=new THREE.Object3D;THREE.Mesh.prototype.constructor=THREE.Mesh;THREE.Mesh.prototype.supr=THREE.Object3D.prototype;THREE.Mesh.prototype.getMorphTargetIndexByName=function(a){if(this.morphTargetDictionary[a]!==void 0)return this.morphTargetDictionary[a];console.log("THREE.Mesh.getMorphTargetIndexByName: morph target "+a+" does not exist. Returning 0.");return 0};
-THREE.Line=function(a,b,c){THREE.Object3D.call(this);this.geometry=a;this.material=b!==void 0?b:new THREE.LineBasicMaterial({color:Math.random()*16777215});this.type=c!==void 0?c:THREE.LineStrip;this.geometry&&(this.geometry.boundingSphere||this.geometry.computeBoundingSphere())};THREE.LineStrip=0;THREE.LinePieces=1;THREE.Line.prototype=new THREE.Object3D;THREE.Line.prototype.constructor=THREE.Line;THREE.Bone=function(a){THREE.Object3D.call(this);this.skin=a;this.skinMatrix=new THREE.Matrix4};
-THREE.Bone.prototype=new THREE.Object3D;THREE.Bone.prototype.constructor=THREE.Bone;THREE.Bone.prototype.supr=THREE.Object3D.prototype;THREE.Bone.prototype.update=function(a,b){this.matrixAutoUpdate&&(b=b|this.updateMatrix());if(b||this.matrixWorldNeedsUpdate){a?this.skinMatrix.multiply(a,this.matrix):this.skinMatrix.copy(this.matrix);this.matrixWorldNeedsUpdate=false;b=true}var c,d=this.children.length;for(c=0;c<d;c++)this.children[c].update(this.skinMatrix,b)};
-THREE.Sprite=function(a){THREE.Object3D.call(this);this.color=a.color!==void 0?new THREE.Color(a.color):new THREE.Color(16777215);this.map=a.map!==void 0?a.map:new THREE.Texture;this.blending=a.blending!==void 0?a.blending:THREE.NormalBlending;this.blendSrc=a.blendSrc!==void 0?a.blendSrc:THREE.SrcAlphaFactor;this.blendDst=a.blendDst!==void 0?a.blendDst:THREE.OneMinusSrcAlphaFactor;this.blendEquation=a.blendEquation!==void 0?a.blendEquation:THREE.AddEquation;this.useScreenCoordinates=a.useScreenCoordinates!==
-void 0?a.useScreenCoordinates:true;this.mergeWith3D=a.mergeWith3D!==void 0?a.mergeWith3D:!this.useScreenCoordinates;this.affectedByDistance=a.affectedByDistance!==void 0?a.affectedByDistance:!this.useScreenCoordinates;this.scaleByViewport=a.scaleByViewport!==void 0?a.scaleByViewport:!this.affectedByDistance;this.alignment=a.alignment instanceof THREE.Vector2?a.alignment:THREE.SpriteAlignment.center;this.rotation3d=this.rotation;this.rotation=0;this.opacity=1;this.uvOffset=new THREE.Vector2(0,0);this.uvScale=
-new THREE.Vector2(1,1)};THREE.Sprite.prototype=new THREE.Object3D;THREE.Sprite.prototype.constructor=THREE.Sprite;THREE.Sprite.prototype.updateMatrix=function(){this.matrix.setPosition(this.position);this.rotation3d.set(0,0,this.rotation);this.matrix.setRotationFromEuler(this.rotation3d);if(this.scale.x!==1||this.scale.y!==1){this.matrix.scale(this.scale);this.boundRadiusScale=Math.max(this.scale.x,this.scale.y)}this.matrixWorldNeedsUpdate=true};THREE.SpriteAlignment={};
-THREE.SpriteAlignment.topLeft=new THREE.Vector2(1,-1);THREE.SpriteAlignment.topCenter=new THREE.Vector2(0,-1);THREE.SpriteAlignment.topRight=new THREE.Vector2(-1,-1);THREE.SpriteAlignment.centerLeft=new THREE.Vector2(1,0);THREE.SpriteAlignment.center=new THREE.Vector2(0,0);THREE.SpriteAlignment.centerRight=new THREE.Vector2(-1,0);THREE.SpriteAlignment.bottomLeft=new THREE.Vector2(1,1);THREE.SpriteAlignment.bottomCenter=new THREE.Vector2(0,1);
-THREE.SpriteAlignment.bottomRight=new THREE.Vector2(-1,1);THREE.Scene=function(){THREE.Object3D.call(this);this.overrideMaterial=this.fog=null;this.matrixAutoUpdate=false;this.__objects=[];this.__lights=[];this.__objectsAdded=[];this.__objectsRemoved=[]};THREE.Scene.prototype=new THREE.Object3D;THREE.Scene.prototype.constructor=THREE.Scene;
-THREE.Scene.prototype.__addObject=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);var b=this.__objectsRemoved.indexOf(a);b!==-1&&this.__objectsRemoved.splice(b,1)}for(b=0;b<a.children.length;b++)this.__addObject(a.children[b])};
-THREE.Scene.prototype.__removeObject=function(a){if(a instanceof THREE.Light){var b=this.__lights.indexOf(a);b!==-1&&this.__lights.splice(b,1)}else if(!(a instanceof THREE.Camera)){b=this.__objects.indexOf(a);if(b!==-1){this.__objects.splice(b,1);this.__objectsRemoved.push(a);b=this.__objectsAdded.indexOf(a);b!==-1&&this.__objectsAdded.splice(b,1)}}for(b=0;b<a.children.length;b++)this.__removeObject(a.children[b])};
-THREE.DOMRenderer=function(){console.log("THREE.DOMRenderer",THREE.REVISION);var a,b,c,d,e,f,g,i=new THREE.Projector;g=function(a){for(var b=document.documentElement,c=0;c<a.length;c++)if(typeof b.style[a[c]]==="string")return a[c];return null}(["transform","MozTransform","WebkitTransform","msTransform","OTransform"]);this.domElement=document.createElement("div");this.setSize=function(a,b){c=a;d=b;e=c/2;f=d/2};this.render=function(c,d){var j,l,n,m,p,o;a=i.projectScene(c,d);b=a.elements;j=0;for(l=
-b.length;j<l;j++){n=b[j];if(n instanceof THREE.RenderableParticle&&n.material instanceof THREE.ParticleDOMMaterial){m=n.material.domElement;p=n.x*e+e-(m.offsetWidth>>1);o=n.y*f+f-(m.offsetHeight>>1);m.style.left=p+"px";m.style.top=o+"px";m.style.zIndex=Math.abs(Math.floor((1-n.z)*d.far/d.near));g&&(m.style[g]="scale("+n.scale.x*e+","+n.scale.y*f+")")}}}};THREE.RenderableParticle=function(){this.rotation=this.z=this.y=this.x=null;this.scale=new THREE.Vector2;this.material=null};
-THREE.RenderableVertex=function(){this.positionWorld=new THREE.Vector3;this.positionScreen=new THREE.Vector4;this.visible=true};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.faceMaterial=this.material=null;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.faceMaterial=this.material=null;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.material=null};THREE.RenderableLine=function(){this.z=null;this.v1=new THREE.RenderableVertex;this.v2=new THREE.RenderableVertex;this.material=null};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+var THREE = THREE || { REVISION: '49dev' };
+
+if ( ! self.Int32Array ) {
+
+	self.Int32Array = Array;
+	self.Float32Array = Array;
+
+}
+
+// http://paulirish.com/2011/requestanimationframe-for-smart-animating/
+// http://my.opera.com/emoller/blog/2011/12/20/requestanimationframe-for-smart-er-animating
+
+// requestAnimationFrame polyfill by Erik Möller
+// fixes from Paul Irish and Tino Zijdel
+
+( function () {
+
+	var lastTime = 0;
+	var vendors = [ 'ms', 'moz', 'webkit', 'o' ];
+
+	for ( var x = 0; x < vendors.length && !window.requestAnimationFrame; ++ x ) {
+
+		window.requestAnimationFrame = window[ vendors[ x ] + 'RequestAnimationFrame' ];
+		window.cancelAnimationFrame = window[ vendors[ x ] + 'CancelAnimationFrame' ] || window[ vendors[ x ] + 'CancelRequestAnimationFrame' ];
+
+	}
+
+	if ( !window.requestAnimationFrame ) {
+
+		window.requestAnimationFrame = function ( callback, element ) {
+
+			var currTime = Date.now(), timeToCall = Math.max( 0, 16 - ( currTime - lastTime ) );
+			var id = window.setTimeout( function() { callback( currTime + timeToCall ); }, timeToCall );
+			lastTime = currTime + timeToCall;
+			return id;
+
+		};
+
+	}
+
+
+	if ( !window.cancelAnimationFrame ) {
+
+		window.cancelAnimationFrame = function ( id ) { clearTimeout( id ); };
+
+	}
+
+}() );
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+THREE.Color = function ( hex ) {
+
+	if ( hex !== undefined ) this.setHex( hex );
+	return this;
+
+};
+
+THREE.Color.prototype = {
+
+	constructor: THREE.Color,
+
+	r: 1, g: 1, b: 1,
+
+	copy: function ( color ) {
+
+		this.r = color.r;
+		this.g = color.g;
+		this.b = color.b;
+
+		return this;
+
+	},
+
+	copyGammaToLinear: function ( color ) {
+
+		this.r = color.r * color.r;
+		this.g = color.g * color.g;
+		this.b = color.b * color.b;
+
+		return this;
+
+	},
+
+	copyLinearToGamma: function ( color ) {
+
+		this.r = Math.sqrt( color.r );
+		this.g = Math.sqrt( color.g );
+		this.b = Math.sqrt( color.b );
+
+		return this;
+
+	},
+
+	convertGammaToLinear: function () {
+
+		var r = this.r, g = this.g, b = this.b;
+
+		this.r = r * r;
+		this.g = g * g;
+		this.b = b * b;
+
+		return this;
+
+	},
+
+	convertLinearToGamma: function () {
+
+		this.r = Math.sqrt( this.r );
+		this.g = Math.sqrt( this.g );
+		this.b = Math.sqrt( this.b );
+
+		return this;
+
+	},
+
+	setRGB: function ( r, g, b ) {
+
+		this.r = r;
+		this.g = g;
+		this.b = b;
+
+		return this;
+
+	},
+
+	setHSV: function ( h, s, v ) {
+
+		// based on MochiKit implementation by Bob Ippolito
+		// h,s,v ranges are < 0.0 - 1.0 >
+
+		var i, f, p, q, t;
+
+		if ( v === 0 ) {
+
+			this.r = this.g = this.b = 0;
+
+		} else {
+
+			i = Math.floor( h * 6 );
+			f = ( h * 6 ) - i;
+			p = v * ( 1 - s );
+			q = v * ( 1 - ( s * f ) );
+			t = v * ( 1 - ( s * ( 1 - f ) ) );
+
+			switch ( i ) {
+
+				case 1: this.r = q; this.g = v; this.b = p; break;
+				case 2: this.r = p; this.g = v; this.b = t; break;
+				case 3: this.r = p; this.g = q; this.b = v; break;
+				case 4: this.r = t; this.g = p; this.b = v; break;
+				case 5: this.r = v; this.g = p; this.b = q; break;
+				case 6: // fall through
+				case 0: this.r = v; this.g = t; this.b = p; break;
+
+			}
+
+		}
+
+		return this;
+
+	},
+
+	setHex: function ( hex ) {
+
+		hex = Math.floor( hex );
+
+		this.r = ( hex >> 16 & 255 ) / 255;
+		this.g = ( hex >> 8 & 255 ) / 255;
+		this.b = ( hex & 255 ) / 255;
+
+		return this;
+
+	},
+
+	lerpSelf: function ( color, alpha ) {
+
+		this.r += ( color.r - this.r ) * alpha;
+		this.g += ( color.g - this.g ) * alpha;
+		this.b += ( color.b - this.b ) * alpha;
+
+		return this;
+
+	},
+
+	getHex: function () {
+
+		return Math.floor( this.r * 255 ) << 16 ^ Math.floor( this.g * 255 ) << 8 ^ Math.floor( this.b * 255 );
+
+	},
+
+	getContextStyle: function () {
+
+		return 'rgb(' + Math.floor( this.r * 255 ) + ',' + Math.floor( this.g * 255 ) + ',' + Math.floor( this.b * 255 ) + ')';
+
+	},
+
+	clone: function () {
+
+		return new THREE.Color().setRGB( this.r, this.g, this.b );
+
+	}
+
+};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author philogb / http://blog.thejit.org/
+ * @author egraether / http://egraether.com/
+ * @author zz85 / http://www.lab4games.net/zz85/blog
+ */
+
+THREE.Vector2 = function ( x, y ) {
+
+	this.x = x || 0;
+	this.y = y || 0;
+
+};
+
+THREE.Vector2.prototype = {
+
+	constructor: THREE.Vector2,
+
+	set: function ( x, y ) {
+
+		this.x = x;
+		this.y = y;
+
+		return this;
+
+	},
+
+	copy: function ( v ) {
+
+		this.x = v.x;
+		this.y = v.y;
+
+		return this;
+
+	},
+
+	add: function ( a, b ) {
+
+		this.x = a.x + b.x;
+		this.y = a.y + b.y;
+
+		return this;
+
+	},
+
+	addSelf: function ( v ) {
+
+		this.x += v.x;
+		this.y += v.y;
+
+		return this;
+
+	},
+
+	sub: function ( a, b ) {
+
+		this.x = a.x - b.x;
+		this.y = a.y - b.y;
+
+		return this;
+
+	},
+
+	subSelf: function ( v ) {
+
+		this.x -= v.x;
+		this.y -= v.y;
+
+		return this;
+
+	},
+
+	multiplyScalar: function ( s ) {
+
+		this.x *= s;
+		this.y *= s;
+
+		return this;
+
+	},
+
+	divideScalar: function ( s ) {
+
+		if ( s ) {
+
+			this.x /= s;
+			this.y /= s;
+
+		} else {
+
+			this.set( 0, 0 );
+
+		}
+
+		return this;
+
+	},
+
+	negate: function() {
+
+		return this.multiplyScalar( - 1 );
+
+	},
+
+	dot: function ( v ) {
+
+		return this.x * v.x + this.y * v.y;
+
+	},
+
+	lengthSq: function () {
+
+		return this.x * this.x + this.y * this.y;
+
+	},
+
+	length: function () {
+
+		return Math.sqrt( this.lengthSq() );
+
+	},
+
+	normalize: function () {
+
+		return this.divideScalar( this.length() );
+
+	},
+
+	distanceTo: function ( v ) {
+
+		return Math.sqrt( this.distanceToSquared( v ) );
+
+	},
+
+	distanceToSquared: function ( v ) {
+
+		var dx = this.x - v.x, dy = this.y - v.y;
+		return dx * dx + dy * dy;
+
+	},
+
+	setLength: function ( l ) {
+
+		return this.normalize().multiplyScalar( l );
+
+	},
+
+	lerpSelf: function ( v, alpha ) {
+
+		this.x += ( v.x - this.x ) * alpha;
+		this.y += ( v.y - this.y ) * alpha;
+
+		return this;
+
+	},
+
+	equals: function( v ) {
+
+		return ( ( v.x === this.x ) && ( v.y === this.y ) );
+
+	},
+
+	isZero: function () {
+
+		return ( this.lengthSq() < 0.0001 /* almostZero */ );
+
+	},
+
+	clone: function () {
+
+		return new THREE.Vector2( this.x, this.y );
+
+	}
+
+};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author kile / http://kile.stravaganza.org/
+ * @author philogb / http://blog.thejit.org/
+ * @author mikael emtinger / http://gomo.se/
+ * @author egraether / http://egraether.com/
+ */
+
+THREE.Vector3 = function ( x, y, z ) {
+
+	this.x = x || 0;
+	this.y = y || 0;
+	this.z = z || 0;
+
+};
+
+
+THREE.Vector3.prototype = {
+
+	constructor: THREE.Vector3,
+
+	set: function ( x, y, z ) {
+
+		this.x = x;
+		this.y = y;
+		this.z = z;
+
+		return this;
+
+	},
+
+	setX: function ( x ) {
+
+		this.x = x;
+
+		return this;
+
+	},
+
+	setY: function ( y ) {
+
+		this.y = y;
+
+		return this;
+
+	},
+
+	setZ: function ( z ) {
+
+		this.z = z;
+
+		return this;
+
+	},
+
+	copy: function ( v ) {
+
+		this.x = v.x;
+		this.y = v.y;
+		this.z = v.z;
+
+		return this;
+
+	},
+
+	add: function ( a, b ) {
+
+		this.x = a.x + b.x;
+		this.y = a.y + b.y;
+		this.z = a.z + b.z;
+
+		return this;
+
+	},
+
+	addSelf: function ( v ) {
+
+		this.x += v.x;
+		this.y += v.y;
+		this.z += v.z;
+
+		return this;
+
+	},
+
+	addScalar: function ( s ) {
+
+		this.x += s;
+		this.y += s;
+		this.z += s;
+
+		return this;
+
+	},
+
+	sub: function ( a, b ) {
+
+		this.x = a.x - b.x;
+		this.y = a.y - b.y;
+		this.z = a.z - b.z;
+
+		return this;
+
+	},
+
+	subSelf: function ( v ) {
+
+		this.x -= v.x;
+		this.y -= v.y;
+		this.z -= v.z;
+
+		return this;
+
+	},
+
+	multiply: function ( a, b ) {
+
+		this.x = a.x * b.x;
+		this.y = a.y * b.y;
+		this.z = a.z * b.z;
+
+		return this;
+
+	},
+
+	multiplySelf: function ( v ) {
+
+		this.x *= v.x;
+		this.y *= v.y;
+		this.z *= v.z;
+
+		return this;
+
+	},
+
+	multiplyScalar: function ( s ) {
+
+		this.x *= s;
+		this.y *= s;
+		this.z *= s;
+
+		return this;
+
+	},
+
+	divideSelf: function ( v ) {
+
+		this.x /= v.x;
+		this.y /= v.y;
+		this.z /= v.z;
+
+		return this;
+
+	},
+
+	divideScalar: function ( s ) {
+
+		if ( s ) {
+
+			this.x /= s;
+			this.y /= s;
+			this.z /= s;
+
+		} else {
+
+			this.x = 0;
+			this.y = 0;
+			this.z = 0;
+
+		}
+
+		return this;
+
+	},
+
+
+	negate: function() {
+
+		return this.multiplyScalar( - 1 );
+
+	},
+
+	dot: function ( v ) {
+
+		return this.x * v.x + this.y * v.y + this.z * v.z;
+
+	},
+
+	lengthSq: function () {
+
+		return this.x * this.x + this.y * this.y + this.z * this.z;
+
+	},
+
+	length: function () {
+
+		return Math.sqrt( this.lengthSq() );
+
+	},
+
+	lengthManhattan: function () {
+
+		return Math.abs( this.x ) + Math.abs( this.y ) + Math.abs( this.z );
+
+	},
+
+	normalize: function () {
+
+		return this.divideScalar( this.length() );
+
+	},
+
+	setLength: function ( l ) {
+
+		return this.normalize().multiplyScalar( l );
+
+	},
+
+	lerpSelf: function ( v, alpha ) {
+
+		this.x += ( v.x - this.x ) * alpha;
+		this.y += ( v.y - this.y ) * alpha;
+		this.z += ( v.z - this.z ) * alpha;
+
+		return this;
+
+	},
+
+	cross: function ( a, b ) {
+
+		this.x = a.y * b.z - a.z * b.y;
+		this.y = a.z * b.x - a.x * b.z;
+		this.z = a.x * b.y - a.y * b.x;
+
+		return this;
+
+	},
+
+	crossSelf: function ( v ) {
+
+		var x = this.x, y = this.y, z = this.z;
+
+		this.x = y * v.z - z * v.y;
+		this.y = z * v.x - x * v.z;
+		this.z = x * v.y - y * v.x;
+
+		return this;
+
+	},
+
+	distanceTo: function ( v ) {
+
+		return Math.sqrt( this.distanceToSquared( v ) );
+
+	},
+
+	distanceToSquared: function ( v ) {
+
+		return new THREE.Vector3().sub( this, v ).lengthSq();
+
+	},
+
+	getPositionFromMatrix: function ( m ) {
+
+		this.x = m.elements[12];
+		this.y = m.elements[13];
+		this.z = m.elements[14];
+
+		return this;
+
+	},
+
+	getRotationFromMatrix: function ( m, scale ) {
+
+		var sx = scale ? scale.x : 1;
+		var sy = scale ? scale.y : 1;
+		var sz = scale ? scale.z : 1;
+
+		var m11 = m.elements[0] / sx, m12 = m.elements[4] / sy, m13 = m.elements[8] / sz;
+		var m21 = m.elements[1] / sx, m22 = m.elements[5] / sy, m23 = m.elements[9] / sz;
+		var m33 = m.elements[10] / sz;
+
+		this.y = Math.asin( m13 );
+
+		var cosY = Math.cos( this.y );
+
+		if ( Math.abs( cosY ) > 0.00001 ) {
+
+			this.x = Math.atan2( - m23 / cosY, m33 / cosY );
+			this.z = Math.atan2( - m12 / cosY, m11 / cosY );
+
+		} else {
+
+			this.x = 0;
+			this.z = Math.atan2( m21, m22 );
+
+		}
+
+		return this;
+
+	},
+
+	/*
+
+	// from http://www.mathworks.com/matlabcentral/fileexchange/20696-function-to-convert-between-dcm-euler-angles-quaternions-and-euler-vectors/content/SpinCalc.m
+	// order XYZ
+
+	getEulerXYZFromQuaternion: function ( q ) {
+
+		this.x = Math.atan2( 2 * ( q.x * q.w - q.y * q.z ), ( q.w * q.w - q.x * q.x - q.y * q.y + q.z * q.z ) );
+		this.y = Math.asin( 2 *  ( q.x * q.z + q.y * q.w ) );
+		this.z = Math.atan2( 2 * ( q.z * q.w - q.x * q.y ), ( q.w * q.w + q.x * q.x - q.y * q.y - q.z * q.z ) );
+
+	},
+
+	// from http://www.euclideanspace.com/maths/geometry/rotations/conversions/quaternionToEuler/index.htm
+	// order YZX (assuming heading == y, attitude == z, bank == x)
+
+	getEulerYZXFromQuaternion: function ( q ) {
+
+		var sqw = q.w * q.w;
+		var sqx = q.x * q.x;
+		var sqy = q.y * q.y;
+		var sqz = q.z * q.z;
+		var unit = sqx + sqy + sqz + sqw; // if normalised is one, otherwise is correction factor
+		var test = q.x * q.y + q.z * q.w;
+
+		if ( test > 0.499 * unit ) { // singularity at north pole
+
+			this.y = 2 * Math.atan2( q.x, q.w );
+			this.z = Math.PI / 2;
+			this.x = 0;
+
+			return;
+
+		}
+
+		if ( test < -0.499 * unit ) { // singularity at south pole
+
+			this.y = -2 * Math.atan2( q.x, q.w );
+			this.z = -Math.PI / 2;
+			this.x = 0;
+
+			return;
+
+		}
+
+		this.y = Math.atan2( 2 * q.y * q.w - 2 * q.x * q.z, sqx - sqy - sqz + sqw );
+		this.z = Math.asin( 2 * test / unit );
+		this.x = Math.atan2( 2 * q.x * q.w - 2 * q.y * q.z, -sqx + sqy - sqz + sqw );
+
+	},
+
+	*/
+
+	getScaleFromMatrix: function ( m ) {
+
+		var sx = this.set( m.elements[0], m.elements[1], m.elements[2] ).length();
+		var sy = this.set( m.elements[4], m.elements[5], m.elements[6] ).length();
+		var sz = this.set( m.elements[8], m.elements[9], m.elements[10] ).length();
+
+		this.x = sx;
+		this.y = sy;
+		this.z = sz;
+
+	},
+
+	equals: function ( v ) {
+
+		return ( ( v.x === this.x ) && ( v.y === this.y ) && ( v.z === this.z ) );
+
+	},
+
+	isZero: function () {
+
+		return ( this.lengthSq() < 0.0001 /* almostZero */ );
+
+	},
+
+	clone: function () {
+
+		return new THREE.Vector3( this.x, this.y, this.z );
+
+	}
+
+};
+
+/**
+ * @author supereggbert / http://www.paulbrunt.co.uk/
+ * @author philogb / http://blog.thejit.org/
+ * @author mikael emtinger / http://gomo.se/
+ * @author egraether / http://egraether.com/
+ */
+
+THREE.Vector4 = function ( x, y, z, w ) {
+
+	this.x = x || 0;
+	this.y = y || 0;
+	this.z = z || 0;
+	this.w = ( w !== undefined ) ? w : 1;
+
+};
+
+THREE.Vector4.prototype = {
+
+	constructor: THREE.Vector4,
+
+	set: function ( x, y, z, w ) {
+
+		this.x = x;
+		this.y = y;
+		this.z = z;
+		this.w = w;
+
+		return this;
+
+	},
+
+	copy: function ( v ) {
+
+		this.x = v.x;
+		this.y = v.y;
+		this.z = v.z;
+		this.w = ( v.w !== undefined ) ? v.w : 1;
+
+		return this;
+
+	},
+
+	add: function ( a, b ) {
+
+		this.x = a.x + b.x;
+		this.y = a.y + b.y;
+		this.z = a.z + b.z;
+		this.w = a.w + b.w;
+
+		return this;
+
+	},
+
+	addSelf: function ( v ) {
+
+		this.x += v.x;
+		this.y += v.y;
+		this.z += v.z;
+		this.w += v.w;
+
+		return this;
+
+	},
+
+	sub: function ( a, b ) {
+
+		this.x = a.x - b.x;
+		this.y = a.y - b.y;
+		this.z = a.z - b.z;
+		this.w = a.w - b.w;
+
+		return this;
+
+	},
+
+	subSelf: function ( v ) {
+
+		this.x -= v.x;
+		this.y -= v.y;
+		this.z -= v.z;
+		this.w -= v.w;
+
+		return this;
+
+	},
+
+	multiplyScalar: function ( s ) {
+
+		this.x *= s;
+		this.y *= s;
+		this.z *= s;
+		this.w *= s;
+
+		return this;
+
+	},
+
+	divideScalar: function ( s ) {
+
+		if ( s ) {
+
+			this.x /= s;
+			this.y /= s;
+			this.z /= s;
+			this.w /= s;
+
+		} else {
+
+			this.x = 0;
+			this.y = 0;
+			this.z = 0;
+			this.w = 1;
+
+		}
+
+		return this;
+
+	},
+
+
+	negate: function() {
+
+		return this.multiplyScalar( -1 );
+
+	},
+
+	dot: function ( v ) {
+
+		return this.x * v.x + this.y * v.y + this.z * v.z + this.w * v.w;
+
+	},
+
+	lengthSq: function () {
+
+		return this.dot( this );
+
+	},
+
+	length: function () {
+
+		return Math.sqrt( this.lengthSq() );
+
+	},
+
+	normalize: function () {
+
+		return this.divideScalar( this.length() );
+
+	},
+
+	setLength: function ( l ) {
+
+		return this.normalize().multiplyScalar( l );
+
+	},
+
+	lerpSelf: function ( v, alpha ) {
+
+		this.x += ( v.x - this.x ) * alpha;
+		this.y += ( v.y - this.y ) * alpha;
+		this.z += ( v.z - this.z ) * alpha;
+		this.w += ( v.w - this.w ) * alpha;
+
+		return this;
+
+	},
+
+	clone: function () {
+
+		return new THREE.Vector4( this.x, this.y, this.z, this.w );
+
+	}
+
+};
+/**
+ * @author mrdoob / http://mrdoob.com/
+ * @author alteredq / http://alteredqualia.com/
+ */
+
+THREE.Frustum = function ( ) {
+
+	this.planes = [
+
+		new THREE.Vector4(),
+		new THREE.Vector4(),
+		new THREE.Vector4(),
+		new THREE.Vector4(),
+		new THREE.Vector4(),
+		new THREE.Vector4()
+
+	];
+
+};
+
+THREE.Frustum.prototype.setFromMatrix = function ( m ) {
+
+	var i, plane,
+	planes = this.planes;
+    var me = m.elements;
+    var me0 = me[0], me1 = me[1], me2 = me[2], me3 = me[3]; 
+    var me4 = me[4], me5 = me[5], me6 = me[6], me7 = me[7]; 
+    var me8 = me[8], me9 = me[9], me10 = me[10], me11 = me[11]; 
+    var me12 = me[12], me13 = me[13], me14 = me[14], me15 = me[15]; 
+
+	planes[ 0 ].set( me3 - me0, me7 - me4, me11 - me8, me15 - me12 );
+	planes[ 1 ].set( me3 + me0, me7 + me4, me11 + me8, me15 + me12 );
+	planes[ 2 ].set( me3 + me1, me7 + me5, me11 + me9, me15 + me13 );
+	planes[ 3 ].set( me3 - me1, me7 - me5, me11 - me9, me15 - me13 );
+	planes[ 4 ].set( me3 - me2, me7 - me6, me11 - me10, me15 - me14 );
+	planes[ 5 ].set( me3 + me2, me7 + me6, me11 + me10, me15 + me14 );
+
+	for ( i = 0; i < 6; i ++ ) {
+
+		plane = planes[ i ];
+		plane.divideScalar( Math.sqrt( plane.x * plane.x + plane.y * plane.y + plane.z * plane.z ) );
+
+	}
+
+};
+
+THREE.Frustum.prototype.contains = function ( object ) {
+
+	var distance,
+	planes = this.planes,
+	matrix = object.matrixWorld,
+    me = matrix.elements,
+	scale = THREE.Frustum.__v1.set( matrix.getColumnX().length(), matrix.getColumnY().length(), matrix.getColumnZ().length() ),
+	radius = - object.geometry.boundingSphere.radius * Math.max( scale.x, Math.max( scale.y, scale.z ) );
+
+	for ( var i = 0; i < 6; i ++ ) {
+
+		distance = planes[ i ].x * me[12] + planes[ i ].y * me[13] + planes[ i ].z * me[14] + planes[ i ].w;
+		if ( distance <= radius ) return false;
+
+	}
+
+	return true;
+
+};
+
+THREE.Frustum.__v1 = new THREE.Vector3();
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+THREE.Ray = function ( origin, direction ) {
+
+	this.origin = origin || new THREE.Vector3();
+	this.direction = direction || new THREE.Vector3();
+
+	var precision = 0.0001;
+
+	this.setPrecision = function ( value ) {
+
+		precision = value;
+
+	};
+
+	var a = new THREE.Vector3();
+	var b = new THREE.Vector3();
+	var c = new THREE.Vector3();
+	var d = new THREE.Vector3();
+
+	var originCopy = new THREE.Vector3();
+	var directionCopy = new THREE.Vector3();
+
+	var vector = new THREE.Vector3();
+	var normal = new THREE.Vector3();
+	var intersectPoint = new THREE.Vector3()
+
+	this.intersectObject = function ( object ) {
+
+		var intersect, intersects = [];
+
+		if ( object instanceof THREE.Particle ) {
+
+			var distance = distanceFromIntersection( this.origin, this.direction, object.matrixWorld.getPosition() );
+
+			if ( distance > object.scale.x ) {
+
+				return [];
+
+			}
+
+			intersect = {
+
+				distance: distance,
+				point: object.position,
+				face: null,
+				object: object
+
+			};
+
+			intersects.push( intersect );
+
+		} else if ( object instanceof THREE.Mesh ) {
+
+			// Checking boundingSphere
+
+			var distance = distanceFromIntersection( this.origin, this.direction, object.matrixWorld.getPosition() );
+			var scale = THREE.Frustum.__v1.set( object.matrixWorld.getColumnX().length(), object.matrixWorld.getColumnY().length(), object.matrixWorld.getColumnZ().length() );
+
+			if ( distance > object.geometry.boundingSphere.radius * Math.max( scale.x, Math.max( scale.y, scale.z ) ) ) {
+
+				return intersects;
+
+			}
+
+			// Checking faces
+
+			var f, fl, face, dot, scalar,
+			geometry = object.geometry,
+			vertices = geometry.vertices,
+			objMatrix;
+
+			object.matrixRotationWorld.extractRotation( object.matrixWorld );
+
+			for ( f = 0, fl = geometry.faces.length; f < fl; f ++ ) {
+
+				face = geometry.faces[ f ];
+
+				originCopy.copy( this.origin );
+				directionCopy.copy( this.direction );
+
+				objMatrix = object.matrixWorld;
+
+				// determine if ray intersects the plane of the face
+				// note: this works regardless of the direction of the face normal
+
+				vector = objMatrix.multiplyVector3( vector.copy( face.centroid ) ).subSelf( originCopy );
+				normal = object.matrixRotationWorld.multiplyVector3( normal.copy( face.normal ) );
+				dot = directionCopy.dot( normal );
+
+				// bail if ray and plane are parallel
+
+				if ( Math.abs( dot ) < precision ) continue;
+
+				// calc distance to plane
+
+				scalar = normal.dot( vector ) / dot;
+
+				// if negative distance, then plane is behind ray
+
+				if ( scalar < 0 ) continue;
+
+				if ( object.doubleSided || ( object.flipSided ? dot > 0 : dot < 0 ) ) {
+
+					intersectPoint.add( originCopy, directionCopy.multiplyScalar( scalar ) );
+
+					if ( face instanceof THREE.Face3 ) {
+
+						a = objMatrix.multiplyVector3( a.copy( vertices[ face.a ] ) );
+						b = objMatrix.multiplyVector3( b.copy( vertices[ face.b ] ) );
+						c = objMatrix.multiplyVector3( c.copy( vertices[ face.c ] ) );
+
+						if ( pointInFace3( intersectPoint, a, b, c ) ) {
+
+							intersect = {
+
+								distance: originCopy.distanceTo( intersectPoint ),
+								point: intersectPoint.clone(),
+								face: face,
+								object: object
+
+							};
+
+							intersects.push( intersect );
+
+						}
+
+					} else if ( face instanceof THREE.Face4 ) {
+
+						a = objMatrix.multiplyVector3( a.copy( vertices[ face.a ] ) );
+						b = objMatrix.multiplyVector3( b.copy( vertices[ face.b ] ) );
+						c = objMatrix.multiplyVector3( c.copy( vertices[ face.c ] ) );
+						d = objMatrix.multiplyVector3( d.copy( vertices[ face.d ] ) );
+
+						if ( pointInFace3( intersectPoint, a, b, d ) || pointInFace3( intersectPoint, b, c, d ) ) {
+
+							intersect = {
+
+								distance: originCopy.distanceTo( intersectPoint ),
+								point: intersectPoint.clone(),
+								face: face,
+								object: object
+
+							};
+
+							intersects.push( intersect );
+
+						}
+
+					}
+
+				}
+
+			}
+
+		}
+
+		return intersects;
+
+	}
+
+	this.intersectObjects = function ( objects ) {
+
+		var intersects = [];
+
+		for ( var i = 0, l = objects.length; i < l; i ++ ) {
+
+			Array.prototype.push.apply( intersects, this.intersectObject( objects[ i ] ) );
+
+		}
+
+		intersects.sort( function ( a, b ) { return a.distance - b.distance; } );
+
+		return intersects;
+
+	};
+
+	var v0 = new THREE.Vector3(), v1 = new THREE.Vector3(), v2 = new THREE.Vector3();
+	var dot, intersect, distance;
+
+	function distanceFromIntersection( origin, direction, position ) {
+
+		v0.sub( position, origin );
+		dot = v0.dot( direction );
+
+		intersect = v1.add( origin, v2.copy( direction ).multiplyScalar( dot ) );
+		distance = position.distanceTo( intersect );
+
+		return distance;
+
+	}
+
+	// http://www.blackpawn.com/texts/pointinpoly/default.html
+
+	var dot00, dot01, dot02, dot11, dot12, invDenom, u, v;
+
+	function pointInFace3( p, a, b, c ) {
+
+		v0.sub( c, a );
+		v1.sub( b, a );
+		v2.sub( p, a );
+
+		dot00 = v0.dot( v0 );
+		dot01 = v0.dot( v1 );
+		dot02 = v0.dot( v2 );
+		dot11 = v1.dot( v1 );
+		dot12 = v1.dot( v2 );
+
+		invDenom = 1 / ( dot00 * dot11 - dot01 * dot01 );
+		u = ( dot11 * dot02 - dot01 * dot12 ) * invDenom;
+		v = ( dot00 * dot12 - dot01 * dot02 ) * invDenom;
+
+		return ( u >= 0 ) && ( v >= 0 ) && ( u + v < 1 );
+
+	}
+
+};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+THREE.Rectangle = function () {
+
+	var _left, _top, _right, _bottom,
+	_width, _height, _isEmpty = true;
+
+	function resize() {
+
+		_width = _right - _left;
+		_height = _bottom - _top;
+
+	}
+
+	this.getX = function () {
+
+		return _left;
+
+	};
+
+	this.getY = function () {
+
+		return _top;
+
+	};
+
+	this.getWidth = function () {
+
+		return _width;
+
+	};
+
+	this.getHeight = function () {
+
+		return _height;
+
+	};
+
+	this.getLeft = function() {
+
+		return _left;
+
+	};
+
+	this.getTop = function() {
+
+		return _top;
+
+	};
+
+	this.getRight = function() {
+
+		return _right;
+
+	};
+
+	this.getBottom = function() {
+
+		return _bottom;
+
+	};
+
+	this.set = function ( left, top, right, bottom ) {
+
+		_isEmpty = false;
+
+		_left = left; _top = top;
+		_right = right; _bottom = bottom;
+
+		resize();
+
+	};
+
+	this.addPoint = function ( x, y ) {
+
+		if ( _isEmpty ) {
+
+			_isEmpty = false;
+			_left = x; _top = y;
+			_right = x; _bottom = y;
+
+			resize();
+
+		} else {
+
+			_left = _left < x ? _left : x; // Math.min( _left, x );
+			_top = _top < y ? _top : y; // Math.min( _top, y );
+			_right = _right > x ? _right : x; // Math.max( _right, x );
+			_bottom = _bottom > y ? _bottom : y; // Math.max( _bottom, y );
+
+			resize();
+		}
+
+	};
+
+	this.add3Points = function ( x1, y1, x2, y2, x3, y3 ) {
+
+		if (_isEmpty) {
+
+			_isEmpty = false;
+			_left = x1 < x2 ? ( x1 < x3 ? x1 : x3 ) : ( x2 < x3 ? x2 : x3 );
+			_top = y1 < y2 ? ( y1 < y3 ? y1 : y3 ) : ( y2 < y3 ? y2 : y3 );
+			_right = x1 > x2 ? ( x1 > x3 ? x1 : x3 ) : ( x2 > x3 ? x2 : x3 );
+			_bottom = y1 > y2 ? ( y1 > y3 ? y1 : y3 ) : ( y2 > y3 ? y2 : y3 );
+
+			resize();
+
+		} else {
+
+			_left = x1 < x2 ? ( x1 < x3 ? ( x1 < _left ? x1 : _left ) : ( x3 < _left ? x3 : _left ) ) : ( x2 < x3 ? ( x2 < _left ? x2 : _left ) : ( x3 < _left ? x3 : _left ) );
+			_top = y1 < y2 ? ( y1 < y3 ? ( y1 < _top ? y1 : _top ) : ( y3 < _top ? y3 : _top ) ) : ( y2 < y3 ? ( y2 < _top ? y2 : _top ) : ( y3 < _top ? y3 : _top ) );
+			_right = x1 > x2 ? ( x1 > x3 ? ( x1 > _right ? x1 : _right ) : ( x3 > _right ? x3 : _right ) ) : ( x2 > x3 ? ( x2 > _right ? x2 : _right ) : ( x3 > _right ? x3 : _right ) );
+			_bottom = y1 > y2 ? ( y1 > y3 ? ( y1 > _bottom ? y1 : _bottom ) : ( y3 > _bottom ? y3 : _bottom ) ) : ( y2 > y3 ? ( y2 > _bottom ? y2 : _bottom ) : ( y3 > _bottom ? y3 : _bottom ) );
+
+			resize();
+
+		};
+
+	};
+
+	this.addRectangle = function ( r ) {
+
+		if ( _isEmpty ) {
+
+			_isEmpty = false;
+			_left = r.getLeft(); _top = r.getTop();
+			_right = r.getRight(); _bottom = r.getBottom();
+
+			resize();
+
+		} else {
+
+			_left = _left < r.getLeft() ? _left : r.getLeft(); // Math.min(_left, r.getLeft() );
+			_top = _top < r.getTop() ? _top : r.getTop(); // Math.min(_top, r.getTop() );
+			_right = _right > r.getRight() ? _right : r.getRight(); // Math.max(_right, r.getRight() );
+			_bottom = _bottom > r.getBottom() ? _bottom : r.getBottom(); // Math.max(_bottom, r.getBottom() );
+
+			resize();
+
+		}
+
+	};
+
+	this.inflate = function ( v ) {
+
+		_left -= v; _top -= v;
+		_right += v; _bottom += v;
+
+		resize();
+
+	};
+
+	this.minSelf = function ( r ) {
+
+		_left = _left > r.getLeft() ? _left : r.getLeft(); // Math.max( _left, r.getLeft() );
+		_top = _top > r.getTop() ? _top : r.getTop(); // Math.max( _top, r.getTop() );
+		_right = _right < r.getRight() ? _right : r.getRight(); // Math.min( _right, r.getRight() );
+		_bottom = _bottom < r.getBottom() ? _bottom : r.getBottom(); // Math.min( _bottom, r.getBottom() );
+
+		resize();
+
+	};
+
+	this.intersects = function ( r ) {
+
+		// http://gamemath.com/2011/09/detecting-whether-two-boxes-overlap/
+
+		if ( _right < r.getLeft() ) return false;
+		if ( _left > r.getRight() ) return false;
+		if ( _bottom < r.getTop() ) return false;
+		if ( _top > r.getBottom() ) return false;
+
+		return true;
+
+	};
+
+	this.empty = function () {
+
+		_isEmpty = true;
+
+		_left = 0; _top = 0;
+		_right = 0; _bottom = 0;
+
+		resize();
+
+	};
+
+	this.isEmpty = function () {
+
+		return _isEmpty;
+
+	};
+
+};
+/**
+ * @author alteredq / http://alteredqualia.com/
+ */
+
+THREE.Math = {
+
+	// Clamp value to range <a, b>
+
+	clamp: function ( x, a, b ) {
+
+		return ( x < a ) ? a : ( ( x > b ) ? b : x );
+
+	},
+
+	// Clamp value to range <a, inf)
+
+	clampBottom: function ( x, a ) {
+
+		return x < a ? a : x;
+
+	},
+
+	// Linear mapping from range <a1, a2> to range <b1, b2>
+
+	mapLinear: function ( x, a1, a2, b1, b2 ) {
+
+		return b1 + ( x - a1 ) * ( b2 - b1 ) / ( a2 - a1 );
+
+	},
+
+	// Random float from <0, 1> with 16 bits of randomness
+	// (standard Math.random() creates repetitive patterns when applied over larger space)
+
+	random16: function () {
+
+		return ( 65280 * Math.random() + 255 * Math.random() ) / 65535;
+
+	},
+
+	// Random integer from <low, high> interval
+
+	randInt: function ( low, high ) {
+
+		return low + Math.floor( Math.random() * ( high - low + 1 ) );
+
+	},
+
+	// Random float from <low, high> interval
+
+	randFloat: function ( low, high ) {
+
+		return low + Math.random() * ( high - low );
+
+	},
+
+	// Random float from <-range/2, range/2> interval
+
+	randFloatSpread: function ( range ) {
+
+		return range * ( 0.5 - Math.random() );
+
+	},
+
+	sign: function ( x ) {
+
+		return ( x < 0 ) ? -1 : ( ( x > 0 ) ? 1 : 0 );
+
+	}
+
+};
+/**
+ * @author alteredq / http://alteredqualia.com/
+ */
+
+THREE.Matrix3 = function () {
+
+	this.elements = new Float32Array(9);
+
+};
+
+THREE.Matrix3.prototype = {
+
+	constructor: THREE.Matrix3,
+
+	getInverse: function ( matrix ) {
+
+		// input: THREE.Matrix4
+		// ( based on http://code.google.com/p/webgl-mjs/ )
+
+        var me = matrix.elements;
+        
+		var a11 =   me[10] * me[5] - me[6] * me[9];
+		var a21 = - me[10] * me[1] + me[2] * me[9];
+		var a31 =   me[6] * me[1] - me[2] * me[5];
+		var a12 = - me[10] * me[4] + me[6] * me[8];
+		var a22 =   me[10] * me[0] - me[2] * me[8];
+		var a32 = - me[6] * me[0] + me[2] * me[4];
+		var a13 =   me[9] * me[4] - me[5] * me[8];
+		var a23 = - me[9] * me[0] + me[1] * me[8];
+		var a33 =   me[5] * me[0] - me[1] * me[4];
+
+		var det = me[0] * a11 + me[1] * a12 + me[2] * a13;
+
+		// no inverse
+
+		if ( det === 0 ) {
+
+			console.warn( "Matrix3.getInverse(): determinant == 0" );
+
+		}
+
+		var idet = 1.0 / det;
+
+		var m = this.elements;
+
+		m[ 0 ] = idet * a11; m[ 1 ] = idet * a21; m[ 2 ] = idet * a31;
+		m[ 3 ] = idet * a12; m[ 4 ] = idet * a22; m[ 5 ] = idet * a32;
+		m[ 6 ] = idet * a13; m[ 7 ] = idet * a23; m[ 8 ] = idet * a33;
+
+		return this;
+
+	},
+
+	
+	transpose: function () {
+
+		var tmp, m = this.elements;
+
+		tmp = m[1]; m[1] = m[3]; m[3] = tmp;
+		tmp = m[2]; m[2] = m[6]; m[6] = tmp;
+		tmp = m[5]; m[5] = m[7]; m[7] = tmp;
+
+		return this;
+
+	},
+	
+
+	transposeIntoArray: function ( r ) {
+
+		var m = this.m;
+
+		r[ 0 ] = m[ 0 ];
+		r[ 1 ] = m[ 3 ];
+		r[ 2 ] = m[ 6 ];
+		r[ 3 ] = m[ 1 ];
+		r[ 4 ] = m[ 4 ];
+		r[ 5 ] = m[ 7 ];
+		r[ 6 ] = m[ 2 ];
+		r[ 7 ] = m[ 5 ];
+		r[ 8 ] = m[ 8 ];
+
+		return this;
+
+	}
+
+};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author supereggbert / http://www.paulbrunt.co.uk/
+ * @author philogb / http://blog.thejit.org/
+ * @author jordi_ros / http://plattsoft.com
+ * @author D1plo1d / http://github.com/D1plo1d
+ * @author alteredq / http://alteredqualia.com/
+ * @author mikael emtinger / http://gomo.se/
+ * @author timknip / http://www.floorplanner.com/
+ */
+
+
+THREE.Matrix4 = function ( n11, n12, n13, n14, n21, n22, n23, n24, n31, n32, n33, n34, n41, n42, n43, n44 ) {
+
+    this.elements = new Float32Array(16);
+
+	this.set(
+
+		( n11 !== undefined ) ? n11 : 1, n12 || 0, n13 || 0, n14 || 0,
+		n21 || 0, ( n22 !== undefined ) ? n22 : 1, n23 || 0, n24 || 0,
+		n31 || 0, n32 || 0, ( n33 !== undefined ) ? n33 : 1, n34 || 0,
+		n41 || 0, n42 || 0, n43 || 0, ( n44 !== undefined ) ? n44 : 1
+
+	);
+
+};
+
+THREE.Matrix4.prototype = {
+
+	constructor: THREE.Matrix4,
+
+	set: function ( n11, n12, n13, n14, n21, n22, n23, n24, n31, n32, n33, n34, n41, n42, n43, n44 ) {
+        var te = this.elements;
+        
+		te[0] = n11; te[4] = n12; te[8] = n13; te[12] = n14;
+		te[1] = n21; te[5] = n22; te[9] = n23; te[13] = n24;
+		te[2] = n31; te[6] = n32; te[10] = n33; te[14] = n34;
+		te[3] = n41; te[7] = n42; te[11] = n43; te[15] = n44;
+
+		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 ( m ) {
+        
+        var me = m.elements;
+        
+		this.set(
+
+			me[0], me[4], me[8], me[12],
+			me[1], me[5], me[9], me[13],
+			me[2], me[6], me[10], me[14],
+			me[3], me[7], me[11], me[15]
+
+		);
+
+		return this;
+
+	},
+
+	lookAt: function ( eye, target, up ) {
+        var te = this.elements;
+        
+		var x = THREE.Matrix4.__v1;
+		var y = THREE.Matrix4.__v2;
+		var z = THREE.Matrix4.__v3;
+
+		z.sub( eye, target ).normalize();
+
+		if ( z.length() === 0 ) {
+
+			z.z = 1;
+
+		}
+
+		x.cross( up, z ).normalize();
+
+		if ( x.length() === 0 ) {
+
+			z.x += 0.0001;
+			x.cross( up, z ).normalize();
+
+		}
+
+		y.cross( z, x );
+
+
+		te[0] = x.x; te[4] = y.x; te[8] = z.x;
+		te[1] = x.y; te[5] = y.y; te[9] = z.y;
+		te[2] = x.z; te[6] = y.z; te[10] = z.z;
+
+		return this;
+
+	},
+
+	multiply: function ( a, b ) {
+        
+        var ae = a.elements,
+            be = b.elements,
+            te = this.elements;
+
+		var a11 = ae[0], a12 = ae[4], a13 = ae[8], a14 = ae[12];
+		var a21 = ae[1], a22 = ae[5], a23 = ae[9], a24 = ae[13];
+		var a31 = ae[2], a32 = ae[6], a33 = ae[10], a34 = ae[14];
+		var a41 = ae[3], a42 = ae[7], a43 = ae[11], a44 = ae[15];
+
+		var b11 = be[0], b12 = be[4], b13 = be[8], b14 = be[12];
+		var b21 = be[1], b22 = be[5], b23 = be[9], b24 = be[13];
+		var b31 = be[2], b32 = be[6], b33 = be[10], b34 = be[14];
+		var b41 = be[3], b42 = be[7], b43 = be[11], b44 = be[15];
+
+		te[0] = a11 * b11 + a12 * b21 + a13 * b31 + a14 * b41;
+		te[4] = a11 * b12 + a12 * b22 + a13 * b32 + a14 * b42;
+		te[8] = a11 * b13 + a12 * b23 + a13 * b33 + a14 * b43;
+		te[12] = a11 * b14 + a12 * b24 + a13 * b34 + a14 * b44;
+
+		te[1] = a21 * b11 + a22 * b21 + a23 * b31 + a24 * b41;
+		te[5] = a21 * b12 + a22 * b22 + a23 * b32 + a24 * b42;
+		te[9] = a21 * b13 + a22 * b23 + a23 * b33 + a24 * b43;
+		te[13] = a21 * b14 + a22 * b24 + a23 * b34 + a24 * b44;
+
+        te[2] = a31 * b11 + a32 * b21 + a33 * b31 + a34 * b41;
+		te[6] = a31 * b12 + a32 * b22 + a33 * b32 + a34 * b42;
+		te[10] = a31 * b13 + a32 * b23 + a33 * b33 + a34 * b43;
+		te[14] = a31 * b14 + a32 * b24 + a33 * b34 + a34 * b44;
+
+		te[3] = a41 * b11 + a42 * b21 + a43 * b31 + a44 * b41;
+		te[7] = a41 * b12 + a42 * b22 + a43 * b32 + a44 * b42;
+		te[11] = a41 * b13 + a42 * b23 + a43 * b33 + a44 * b43;
+		te[15] = a41 * b14 + a42 * b24 + a43 * b34 + a44 * b44;
+
+		return this;
+
+	},
+
+	multiplySelf: function ( m ) {
+
+		return this.multiply( this, m );
+
+	},
+
+	multiplyToArray: function ( a, b, r ) {
+        
+        var te = this.elements;
+        
+		this.multiply( a, b );
+
+		r[ 0 ] = te[0]; r[ 1 ] = te[1]; r[ 2 ] = te[2]; r[ 3 ] = te[3];
+		r[ 4 ] = te[4]; r[ 5 ] = te[5]; r[ 6 ] = te[6]; r[ 7 ] = te[7];
+		r[ 8 ]  = te[8]; r[ 9 ]  = te[9]; r[ 10 ] = te[10]; r[ 11 ] = te[11];
+		r[ 12 ] = te[12]; r[ 13 ] = te[13]; r[ 14 ] = te[14]; r[ 15 ] = te[15];
+
+		return this;
+
+	},
+
+	multiplyScalar: function ( s ) {
+        
+        var te = this.elements;
+        
+		te[0] *= s; te[4] *= s; te[8] *= s; te[12] *= s;
+		te[1] *= s; te[5] *= s; te[9] *= s; te[13] *= s;
+		te[2] *= s; te[6] *= s; te[10] *= s; te[14] *= s;
+		te[3] *= s; te[7] *= s; te[11] *= s; te[15] *= s;
+
+		return this;
+
+	},
+
+	multiplyVector3: function ( v ) {
+        var te = this.elements;
+        
+		var vx = v.x, vy = v.y, vz = v.z;
+		var d = 1 / ( te[3] * vx + te[7] * vy + te[11] * vz + te[15] );
+
+		v.x = ( te[0] * vx + te[4] * vy + te[8] * vz + te[12] ) * d;
+		v.y = ( te[1] * vx + te[5] * vy + te[9] * vz + te[13] ) * d;
+		v.z = ( te[2] * vx + te[6] * vy + te[10] * vz + te[14] ) * d;
+
+		return v;
+
+	},
+
+	multiplyVector4: function ( v ) {
+        
+        var te = this.elements;
+		var vx = v.x, vy = v.y, vz = v.z, vw = v.w;
+
+		v.x = te[0] * vx + te[4] * vy + te[8] * vz + te[12] * vw;
+		v.y = te[1] * vx + te[5] * vy + te[9] * vz + te[13] * vw;
+		v.z = te[2] * vx + te[6] * vy + te[10] * vz + te[14] * vw;
+		v.w = te[3] * vx + te[7] * vy + te[11] * vz + te[15] * vw;
+
+		return v;
+
+	},
+
+	rotateAxis: function ( v ) {
+        
+        var te = this.elements;
+		var vx = v.x, vy = v.y, vz = v.z;
+
+		v.x = vx * te[0] + vy * te[4] + vz * te[8];
+		v.y = vx * te[1] + vy * te[5] + vz * te[9];
+		v.z = vx * te[2] + vy * te[6] + vz * te[10];
+
+		v.normalize();
+
+		return v;
+
+	},
+
+	crossVector: function ( a ) {
+        
+        var te = this.elements;
+		var v = new THREE.Vector4();
+
+		v.x = te[0] * a.x + te[4] * a.y + te[8] * a.z + te[12] * a.w;
+		v.y = te[1] * a.x + te[5] * a.y + te[9] * a.z + te[13] * a.w;
+		v.z = te[2] * a.x + te[6] * a.y + te[10] * a.z + te[14] * a.w;
+
+		v.w = ( a.w ) ? te[3] * a.x + te[7] * a.y + te[11] * a.z + te[15] * a.w : 1;
+
+		return v;
+
+	},
+
+	determinant: function () {
+
+        var te = this.elements;
+        
+		var n11 = te[0], n12 = te[4], n13 = te[8], n14 = te[12];
+		var n21 = te[1], n22 = te[5], n23 = te[9], n24 = te[13];
+		var n31 = te[2], n32 = te[6], n33 = te[10], n34 = te[14];
+		var n41 = te[3], n42 = te[7], n43 = te[11], n44 = te[15];
+
+		//TODO: make this more efficient
+		//( based on http://www.euclideanspace.com/maths/algebra/matrix/functions/inverse/fourD/index.htm )
+
+		return (
+			n14 * n23 * n32 * n41-
+			n13 * n24 * n32 * n41-
+			n14 * n22 * n33 * n41+
+			n12 * n24 * n33 * n41+
+
+			n13 * n22 * n34 * n41-
+			n12 * n23 * n34 * n41-
+			n14 * n23 * n31 * n42+
+			n13 * n24 * n31 * n42+
+
+			n14 * n21 * n33 * n42-
+			n11 * n24 * n33 * n42-
+			n13 * n21 * n34 * n42+
+			n11 * n23 * n34 * n42+
+
+			n14 * n22 * n31 * n43-
+			n12 * n24 * n31 * n43-
+			n14 * n21 * n32 * n43+
+			n11 * n24 * n32 * n43+
+
+			n12 * n21 * n34 * n43-
+			n11 * n22 * n34 * n43-
+			n13 * n22 * n31 * n44+
+			n12 * n23 * n31 * n44+
+
+			n13 * n21 * n32 * n44-
+			n11 * n23 * n32 * n44-
+			n12 * n21 * n33 * n44+
+			n11 * n22 * n33 * n44
+		);
+
+	},
+
+	transpose: function () {
+        var te = this.elements;
+        
+		var tmp;
+
+		tmp = te[1]; te[1] = te[4]; te[4] = tmp;
+		tmp = te[2]; te[2] = te[8]; te[8] = tmp;
+		tmp = te[6]; te[6] = te[9]; te[9] = tmp;
+
+		tmp = te[3]; te[3] = te[12]; te[12] = tmp;
+		tmp = te[7]; te[7] = te[13]; te[13] = tmp;
+		tmp = te[11]; te[11] = te[14]; te[14] = tmp;
+
+		return this;
+
+	},
+
+	flattenToArray: function ( flat ) {
+
+        var te = this.elements;
+		flat[ 0 ] = te[0]; flat[ 1 ] = te[1]; flat[ 2 ] = te[2]; flat[ 3 ] = te[3];
+		flat[ 4 ] = te[4]; flat[ 5 ] = te[5]; flat[ 6 ] = te[6]; flat[ 7 ] = te[7];
+		flat[ 8 ]  = te[8]; flat[ 9 ]  = te[9]; flat[ 10 ] = te[10]; flat[ 11 ] = te[11];
+		flat[ 12 ] = te[12]; flat[ 13 ] = te[13]; flat[ 14 ] = te[14]; flat[ 15 ] = te[15];
+
+		return flat;
+
+	},
+
+	flattenToArrayOffset: function( flat, offset ) {
+
+        var te = this.elements;
+		flat[ offset ] = te[0];
+		flat[ offset + 1 ] = te[1];
+		flat[ offset + 2 ] = te[2];
+		flat[ offset + 3 ] = te[3];
+
+		flat[ offset + 4 ] = te[4];
+		flat[ offset + 5 ] = te[5];
+		flat[ offset + 6 ] = te[6];
+		flat[ offset + 7 ] = te[7];
+
+		flat[ offset + 8 ]  = te[8];
+		flat[ offset + 9 ]  = te[9];
+		flat[ offset + 10 ] = te[10];
+		flat[ offset + 11 ] = te[11];
+
+		flat[ offset + 12 ] = te[12];
+		flat[ offset + 13 ] = te[13];
+		flat[ offset + 14 ] = te[14];
+		flat[ offset + 15 ] = te[15];
+
+		return flat;
+
+	},
+
+	getPosition: function () {
+        var te = this.elements;
+        
+		return THREE.Matrix4.__v1.set( te[12], te[13], te[14] );
+
+	},
+
+	setPosition: function ( v ) {
+        var te = this.elements;
+		te[12] = v.x;
+		te[13] = v.y;
+		te[14] = v.z;
+
+		return this;
+
+	},
+
+	getColumnX: function () {
+        var te = this.elements;
+		return THREE.Matrix4.__v1.set( te[0], te[1], te[2] );
+
+	},
+
+	getColumnY: function () {
+        var te = this.elements;
+		return THREE.Matrix4.__v1.set( te[4], te[5], te[6] );
+
+	},
+
+	getColumnZ: function() {
+        var te = this.elements;
+		return THREE.Matrix4.__v1.set( te[8], te[9], te[10] );
+
+	},
+
+	getInverse: function ( m ) {
+
+		// based on http://www.euclideanspace.com/maths/algebra/matrix/functions/inverse/fourD/index.htm
+        var te = this.elements;
+        var me = m.elements;
+                
+		var n11 = me[0], n12 = me[4], n13 = me[8], n14 = me[12];
+		var n21 = me[1], n22 = me[5], n23 = me[9], n24 = me[13];
+		var n31 = me[2], n32 = me[6], n33 = me[10], n34 = me[14];
+		var n41 = me[3], n42 = me[7], n43 = me[11], n44 = me[15];
+
+		te[0] = n23*n34*n42 - n24*n33*n42 + n24*n32*n43 - n22*n34*n43 - n23*n32*n44 + n22*n33*n44;
+		te[4] = n14*n33*n42 - n13*n34*n42 - n14*n32*n43 + n12*n34*n43 + n13*n32*n44 - n12*n33*n44;
+		te[8] = n13*n24*n42 - n14*n23*n42 + n14*n22*n43 - n12*n24*n43 - n13*n22*n44 + n12*n23*n44;
+		te[12] = n14*n23*n32 - n13*n24*n32 - n14*n22*n33 + n12*n24*n33 + n13*n22*n34 - n12*n23*n34;
+		te[1] = n24*n33*n41 - n23*n34*n41 - n24*n31*n43 + n21*n34*n43 + n23*n31*n44 - n21*n33*n44;
+		te[5] = n13*n34*n41 - n14*n33*n41 + n14*n31*n43 - n11*n34*n43 - n13*n31*n44 + n11*n33*n44;
+		te[9] = n14*n23*n41 - n13*n24*n41 - n14*n21*n43 + n11*n24*n43 + n13*n21*n44 - n11*n23*n44;
+		te[13] = n13*n24*n31 - n14*n23*n31 + n14*n21*n33 - n11*n24*n33 - n13*n21*n34 + n11*n23*n34;
+		te[2] = n22*n34*n41 - n24*n32*n41 + n24*n31*n42 - n21*n34*n42 - n22*n31*n44 + n21*n32*n44;
+		te[6] = n14*n32*n41 - n12*n34*n41 - n14*n31*n42 + n11*n34*n42 + n12*n31*n44 - n11*n32*n44;
+		te[10] = n12*n24*n41 - n14*n22*n41 + n14*n21*n42 - n11*n24*n42 - n12*n21*n44 + n11*n22*n44;
+		te[14] = n14*n22*n31 - n12*n24*n31 - n14*n21*n32 + n11*n24*n32 + n12*n21*n34 - n11*n22*n34;
+		te[3] = n23*n32*n41 - n22*n33*n41 - n23*n31*n42 + n21*n33*n42 + n22*n31*n43 - n21*n32*n43;
+		te[7] = n12*n33*n41 - n13*n32*n41 + n13*n31*n42 - n11*n33*n42 - n12*n31*n43 + n11*n32*n43;
+		te[11] = n13*n22*n41 - n12*n23*n41 - n13*n21*n42 + n11*n23*n42 + n12*n21*n43 - n11*n22*n43;
+		te[15] = n12*n23*n31 - n13*n22*n31 + n13*n21*n32 - n11*n23*n32 - n12*n21*n33 + n11*n22*n33;
+		this.multiplyScalar( 1 / m.determinant() );
+
+		return this;
+
+	},
+
+	setRotationFromEuler: function( v, order ) {
+        var te = this.elements;
+        
+		var x = v.x, y = v.y, z = v.z;
+		var a = Math.cos( x ), b = Math.sin( x );
+		var c = Math.cos( y ), d = Math.sin( y );
+		var e = Math.cos( z ), f = Math.sin( z );
+
+		switch ( order ) {
+
+			case 'YXZ':
+
+				var ce = c * e, cf = c * f, de = d * e, df = d * f;
+
+				te[0] = ce + df * b;
+				te[4] = de * b - cf;
+				te[8] = a * d;
+
+				te[1] = a * f;
+				te[5] = a * e;
+				te[9] = - b;
+
+				te[2] = cf * b - de;
+				te[6] = df + ce * b;
+				te[10] = a * c;
+				break;
+
+			case 'ZXY':
+
+				var ce = c * e, cf = c * f, de = d * e, df = d * f;
+
+				te[0] = ce - df * b;
+				te[4] = - a * f;
+				te[8] = de + cf * b;
+
+				te[1] = cf + de * b;
+				te[5] = a * e;
+				te[9] = df - ce * b;
+
+				te[2] = - a * d;
+				te[6] = b;
+				te[10] = a * c;
+				break;
+
+			case 'ZYX':
+
+				var ae = a * e, af = a * f, be = b * e, bf = b * f;
+
+				te[0] = c * e;
+				te[4] = be * d - af;
+				te[8] = ae * d + bf;
+
+				te[1] = c * f;
+				te[5] = bf * d + ae;
+				te[9] = af * d - be;
+
+				te[2] = - d;
+				te[6] = b * c;
+				te[10] = a * c;
+				break;
+
+			case 'YZX':
+
+				var ac = a * c, ad = a * d, bc = b * c, bd = b * d;
+
+				te[0] = c * e;
+				te[4] = bd - ac * f;
+				te[8] = bc * f + ad;
+
+				te[1] = f;
+				te[5] = a * e;
+				te[9] = - b * e;
+
+				te[2] = - d * e;
+				te[6] = ad * f + bc;
+				te[10] = ac - bd * f;
+				break;
+
+			case 'XZY':
+
+				var ac = a * c, ad = a * d, bc = b * c, bd = b * d;
+
+				te[0] = c * e;
+				te[4] = - f;
+				te[8] = d * e;
+
+				te[1] = ac * f + bd;
+				te[5] = a * e;
+				te[9] = ad * f - bc;
+
+				te[2] = bc * f - ad;
+				te[6] = b * e;
+				te[10] = bd * f + ac;
+				break;
+
+			default: // 'XYZ'
+
+				var ae = a * e, af = a * f, be = b * e, bf = b * f;
+
+				te[0] = c * e;
+				te[4] = - c * f;
+				te[8] = d;
+
+				te[1] = af + be * d;
+				te[5] = ae - bf * d;
+				te[9] = - b * c;
+
+				te[2] = bf - ae * d;
+				te[6] = be + af * d;
+				te[10] = a * c;
+				break;
+
+		}
+
+		return this;
+
+	},
+
+
+	setRotationFromQuaternion: function( q ) {
+        var te = this.elements;
+        
+		var x = q.x, y = q.y, z = q.z, w = q.w;
+		var x2 = x + x, y2 = y + y, z2 = z + z;
+		var xx = x * x2, xy = x * y2, xz = x * z2;
+		var yy = y * y2, yz = y * z2, zz = z * z2;
+		var wx = w * x2, wy = w * y2, wz = w * z2;
+
+		te[0] = 1 - ( yy + zz );
+		te[4] = xy - wz;
+		te[8] = xz + wy;
+
+		te[1] = xy + wz;
+		te[5] = 1 - ( xx + zz );
+		te[9] = yz - wx;
+
+		te[2] = xz - wy;
+		te[6] = yz + wx;
+		te[10] = 1 - ( xx + yy );
+
+		return this;
+
+	},
+
+	compose: function ( translation, rotation, scale ) {
+        var te = this.elements;
+		var mRotation = THREE.Matrix4.__m1;
+		var mScale = THREE.Matrix4.__m2;
+
+		mRotation.identity();
+		mRotation.setRotationFromQuaternion( rotation );
+
+		mScale.makeScale( scale.x, scale.y, scale.z );
+
+		this.multiply( mRotation, mScale );
+
+		te[12] = translation.x;
+		te[13] = translation.y;
+		te[14] = translation.z;
+
+		return this;
+
+	},
+
+	decompose: function ( translation, rotation, scale ) {
+
+		// grab the axis vectors
+        var te = this.elements;
+		var x = THREE.Matrix4.__v1;
+		var y = THREE.Matrix4.__v2;
+		var z = THREE.Matrix4.__v3;
+
+		x.set( te[0], te[1], te[2] );
+		y.set( te[4], te[5], te[6] );
+		z.set( te[8], te[9], te[10] );
+
+		translation = ( translation instanceof THREE.Vector3 ) ? translation : new THREE.Vector3();
+		rotation = ( rotation instanceof THREE.Quaternion ) ? rotation : new THREE.Quaternion();
+		scale = ( scale instanceof THREE.Vector3 ) ? scale : new THREE.Vector3();
+
+		scale.x = x.length();
+		scale.y = y.length();
+		scale.z = z.length();
+
+		translation.x = te[12];
+		translation.y = te[13];
+		translation.z = te[14];
+
+		// scale the rotation part
+
+		var matrix = THREE.Matrix4.__m1;
+
+		matrix.copy( this );
+
+		matrix.elements[0] /= scale.x;
+		matrix.elements[1] /= scale.x;
+		matrix.elements[2] /= scale.x;
+
+		matrix.elements[4] /= scale.y;
+		matrix.elements[5] /= scale.y;
+		matrix.elements[6] /= scale.y;
+
+		matrix.elements[8] /= scale.z;
+		matrix.elements[9] /= scale.z;
+		matrix.elements[10] /= scale.z;
+
+		rotation.setFromRotationMatrix( matrix );
+
+		return [ translation, rotation, scale ];
+
+	},
+
+	extractPosition: function ( m ) {
+        var te = this.elements;
+        var me = m.elements;
+		te[12] = me[12];
+		te[13] = me[13];
+		te[14] = me[14];
+
+		return this;
+
+	},
+
+	extractRotation: function ( m ) {
+        var te = this.elements;
+        var me = m.elements;
+        
+		var vector = THREE.Matrix4.__v1;
+
+		var scaleX = 1 / vector.set( me[0], me[1], me[2] ).length();
+		var scaleY = 1 / vector.set( me[4], me[5], me[6] ).length();
+		var scaleZ = 1 / vector.set( me[8], me[9], me[10] ).length();
+
+		te[0] = me[0] * scaleX;
+		te[1] = me[1] * scaleX;
+		te[2] = me[2] * scaleX;
+
+		te[4] = me[4] * scaleY;
+		te[5] = me[5] * scaleY;
+		te[6] = me[6] * scaleY;
+
+		te[8] = me[8] * scaleZ;
+		te[9] = me[9] * scaleZ;
+		te[10] = me[10] * scaleZ;
+
+		return this;
+
+	},
+
+	//
+
+	translate: function ( v ) {
+        var te = this.elements;
+		var x = v.x, y = v.y, z = v.z;
+
+		te[12] = te[0] * x + te[4] * y + te[8] * z + te[12];
+		te[13] = te[1] * x + te[5] * y + te[9] * z + te[13];
+		te[14] = te[2] * x + te[6] * y + te[10] * z + te[14];
+		te[15] = te[3] * x + te[7] * y + te[11] * z + te[15];
+
+		return this;
+
+	},
+
+	rotateX: function ( angle ) {
+        var te = this.elements;
+		var m12 = te[4];
+		var m22 = te[5];
+		var m32 = te[6];
+		var m42 = te[7];
+		var m13 = te[8];
+		var m23 = te[9];
+		var m33 = te[10];
+		var m43 = te[11];
+		var c = Math.cos( angle );
+		var s = Math.sin( angle );
+
+		te[4] = c * m12 + s * m13;
+		te[5] = c * m22 + s * m23;
+		te[6] = c * m32 + s * m33;
+		te[7] = c * m42 + s * m43;
+
+		te[8] = c * m13 - s * m12;
+		te[9] = c * m23 - s * m22;
+		te[10] = c * m33 - s * m32;
+		te[11] = c * m43 - s * m42;
+
+		return this;
+
+  	},
+
+	rotateY: function ( angle ) {
+        var te = this.elements;
+		var m11 = te[0];
+		var m21 = te[1];
+		var m31 = te[2];
+		var m41 = te[3];
+		var m13 = te[8];
+		var m23 = te[9];
+		var m33 = te[10];
+		var m43 = te[11];
+		var c = Math.cos( angle );
+		var s = Math.sin( angle );
+
+		te[0] = c * m11 - s * m13;
+		te[1] = c * m21 - s * m23;
+		te[2] = c * m31 - s * m33;
+		te[3] = c * m41 - s * m43;
+
+		te[8] = c * m13 + s * m11;
+		te[9] = c * m23 + s * m21;
+		te[10] = c * m33 + s * m31;
+		te[11] = c * m43 + s * m41;
+
+		return this;
+
+	},
+
+	rotateZ: function ( angle ) {
+        var te = this.elements;
+		var m11 = te[0];
+		var m21 = te[1];
+		var m31 = te[2];
+		var m41 = te[3];
+		var m12 = te[4];
+		var m22 = te[5];
+		var m32 = te[6];
+		var m42 = te[7];
+		var c = Math.cos( angle );
+		var s = Math.sin( angle );
+
+		te[0] = c * m11 + s * m12;
+		te[1] = c * m21 + s * m22;
+		te[2] = c * m31 + s * m32;
+		te[3] = c * m41 + s * m42;
+
+		te[4] = c * m12 - s * m11;
+		te[5] = c * m22 - s * m21;
+		te[6] = c * m32 - s * m31;
+		te[7] = c * m42 - s * m41;
+
+		return this;
+
+	},
+
+	rotateByAxis: function ( axis, angle ) {
+        var te = this.elements;
+		// optimize by checking axis
+
+		if ( axis.x === 1 && axis.y === 0 && axis.z === 0 ) {
+
+			return this.rotateX( angle );
+
+		} else if ( axis.x === 0 && axis.y === 1 && axis.z === 0 ) {
+
+			return this.rotateY( angle );
+
+		} else if ( axis.x === 0 && axis.y === 0 && axis.z === 1 ) {
+
+			return this.rotateZ( angle );
+
+		}
+
+		var x = axis.x, y = axis.y, z = axis.z;
+		var n = Math.sqrt(x * x + y * y + z * z);
+
+		x /= n;
+		y /= n;
+		z /= n;
+
+		var xx = x * x, yy = y * y, zz = z * z;
+		var c = Math.cos( angle );
+		var s = Math.sin( angle );
+		var oneMinusCosine = 1 - c;
+		var xy = x * y * oneMinusCosine;
+		var xz = x * z * oneMinusCosine;
+		var yz = y * z * oneMinusCosine;
+		var xs = x * s;
+		var ys = y * s;
+		var zs = z * s;
+
+		var r11 = xx + (1 - xx) * c;
+		var r21 = xy + zs;
+		var r31 = xz - ys;
+		var r12 = xy - zs;
+		var r22 = yy + (1 - yy) * c;
+		var r32 = yz + xs;
+		var r13 = xz + ys;
+		var r23 = yz - xs;
+		var r33 = zz + (1 - zz) * c;
+
+		var m11 = te[0], m21 = te[1], m31 = te[2], m41 = te[3];
+		var m12 = te[4], m22 = te[5], m32 = te[6], m42 = te[7];
+		var m13 = te[8], m23 = te[9], m33 = te[10], m43 = te[11];
+		var m14 = te[12], m24 = te[13], m34 = te[14], m44 = te[15];
+
+		te[0] = r11 * m11 + r21 * m12 + r31 * m13;
+		te[1] = r11 * m21 + r21 * m22 + r31 * m23;
+		te[2] = r11 * m31 + r21 * m32 + r31 * m33;
+		te[3] = r11 * m41 + r21 * m42 + r31 * m43;
+
+		te[4] = r12 * m11 + r22 * m12 + r32 * m13;
+		te[5] = r12 * m21 + r22 * m22 + r32 * m23;
+		te[6] = r12 * m31 + r22 * m32 + r32 * m33;
+		te[7] = r12 * m41 + r22 * m42 + r32 * m43;
+
+		te[8] = r13 * m11 + r23 * m12 + r33 * m13;
+		te[9] = r13 * m21 + r23 * m22 + r33 * m23;
+		te[10] = r13 * m31 + r23 * m32 + r33 * m33;
+		te[11] = r13 * m41 + r23 * m42 + r33 * m43;
+
+		return this;
+
+	},
+
+	scale: function ( v ) {
+        var te = this.elements;
+		var x = v.x, y = v.y, z = v.z;
+
+		te[0] *= x; te[4] *= y; te[8] *= z;
+		te[1] *= x; te[5] *= y; te[9] *= z;
+		te[2] *= x; te[6] *= y; te[10] *= z;
+		te[3] *= x; te[7] *= y; te[11] *= z;
+
+		return this;
+
+	},
+
+	//
+
+	makeTranslation: function ( x, y, z ) {
+
+		this.set(
+
+			1, 0, 0, x,
+			0, 1, 0, y,
+			0, 0, 1, z,
+			0, 0, 0, 1
+
+		);
+
+		return this;
+
+	},
+
+	makeRotationX: function ( theta ) {
+
+		var c = Math.cos( theta ), s = Math.sin( theta );
+
+		this.set(
+
+			1, 0,  0, 0,
+			0, c, -s, 0,
+			0, s,  c, 0,
+			0, 0,  0, 1
+
+		);
+
+		return this;
+
+	},
+
+	makeRotationY: function ( theta ) {
+
+		var c = Math.cos( theta ), s = Math.sin( theta );
+
+		this.set(
+
+			 c, 0, s, 0,
+			 0, 1, 0, 0,
+			-s, 0, c, 0,
+			 0, 0, 0, 1
+
+		);
+
+		return this;
+
+	},
+
+	makeRotationZ: function ( theta ) {
+
+		var c = Math.cos( theta ), s = Math.sin( theta );
+
+		this.set(
+
+			c, -s, 0, 0,
+			s,  c, 0, 0,
+			0,  0, 1, 0,
+			0,  0, 0, 1
+
+		);
+
+		return this;
+
+	},
+
+	makeRotationAxis: function ( axis, angle ) {
+
+		// Based on http://www.gamedev.net/reference/articles/article1199.asp
+
+		var c = Math.cos( angle );
+		var s = Math.sin( angle );
+		var t = 1 - c;
+		var x = axis.x, y = axis.y, z = axis.z;
+		var tx = t * x, ty = t * y;
+
+		this.set(
+
+		 	tx * x + c, tx * y - s * z, tx * z + s * y, 0,
+			tx * y + s * z, ty * y + c, ty * z - s * x, 0,
+			tx * z - s * y, ty * z + s * x, t * z * z + c, 0,
+			0, 0, 0, 1
+
+		);
+
+		 return this;
+
+	},
+
+	makeScale: function ( x, y, z ) {
+
+		this.set(
+
+			x, 0, 0, 0,
+			0, y, 0, 0,
+			0, 0, z, 0,
+			0, 0, 0, 1
+
+		);
+
+		return this;
+
+	},
+
+	makeFrustum: function ( left, right, bottom, top, near, far ) {
+        var te = this.elements;
+		var x = 2 * near / ( right - left );
+		var y = 2 * near / ( top - bottom );
+
+		var a = ( right + left ) / ( right - left );
+		var b = ( top + bottom ) / ( top - bottom );
+		var c = - ( far + near ) / ( far - near );
+		var d = - 2 * far * near / ( far - near );
+
+		te[0] = x;  te[4] = 0;  te[8] = a;   te[12] = 0;
+		te[1] = 0;  te[5] = y;  te[9] = b;   te[13] = 0;
+		te[2] = 0;  te[6] = 0;  te[10] = c;   te[14] = d;
+		te[3] = 0;  te[7] = 0;  te[11] = - 1; te[15] = 0;
+
+		return this;
+
+	},
+
+	makePerspective: function ( fov, aspect, near, far ) {
+
+		var ymax = near * Math.tan( fov * Math.PI / 360 );
+		var ymin = - ymax;
+		var xmin = ymin * aspect;
+		var xmax = ymax * aspect;
+
+		return this.makeFrustum( xmin, xmax, ymin, ymax, near, far );
+
+	},
+
+	makeOrthographic: function ( left, right, top, bottom, near, far ) {
+        var te = this.elements;
+		var w = right - left;
+		var h = top - bottom;
+		var p = far - near;
+
+		var x = ( right + left ) / w;
+		var y = ( top + bottom ) / h;
+		var z = ( far + near ) / p;
+
+		te[0] = 2 / w; te[4] = 0;     te[8] = 0;      te[12] = -x;
+		te[1] = 0;     te[5] = 2 / h; te[9] = 0;      te[13] = -y;
+		te[2] = 0;     te[6] = 0;     te[10] = -2 / p; te[14] = -z;
+		te[3] = 0;     te[7] = 0;     te[11] = 0;      te[15] = 1;
+
+		return this;
+
+	},
+
+
+	clone: function () {
+        var te = this.elements;
+		return new THREE.Matrix4(
+
+			te[0], te[4], te[8], te[12],
+			te[1], te[5], te[9], te[13],
+			te[2], te[6], te[10], te[14],
+			te[3], te[7], te[11], te[15]
+
+		);
+
+	}
+
+};
+
+THREE.Matrix4.__v1 = new THREE.Vector3();
+THREE.Matrix4.__v2 = new THREE.Vector3();
+THREE.Matrix4.__v3 = new THREE.Vector3();
+
+THREE.Matrix4.__m1 = new THREE.Matrix4();
+THREE.Matrix4.__m2 = new THREE.Matrix4();
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author mikael emtinger / http://gomo.se/
+ * @author alteredq / http://alteredqualia.com/
+ */
+
+THREE.Object3D = function () {
+
+	this.id = THREE.Object3DCount ++;
+
+	this.name = '';
+
+	this.parent = undefined;
+	this.children = [];
+
+	this.up = new THREE.Vector3( 0, 1, 0 );
+
+	this.position = new THREE.Vector3();
+	this.rotation = new THREE.Vector3();
+	this.eulerOrder = 'XYZ';
+	this.scale = new THREE.Vector3( 1, 1, 1 );
+
+	this.doubleSided = false;
+	this.flipSided = false;
+
+	this.renderDepth = null;
+
+	this.rotationAutoUpdate = true;
+
+	this.matrix = new THREE.Matrix4();
+	this.matrixWorld = new THREE.Matrix4();
+	this.matrixRotationWorld = new THREE.Matrix4();
+
+	this.matrixAutoUpdate = true;
+	this.matrixWorldNeedsUpdate = true;
+
+	this.quaternion = new THREE.Quaternion();
+	this.useQuaternion = false;
+
+	this.boundRadius = 0.0;
+	this.boundRadiusScale = 1.0;
+
+	this.visible = true;
+
+	this.castShadow = false;
+	this.receiveShadow = false;
+
+	this.frustumCulled = true;
+
+	this._vector = new THREE.Vector3();
+
+};
+
+
+THREE.Object3D.prototype = {
+
+	constructor: THREE.Object3D,
+
+	applyMatrix: function ( matrix ) {
+
+		this.matrix.multiply( matrix, this.matrix );
+
+		this.scale.getScaleFromMatrix( this.matrix );
+		this.rotation.getRotationFromMatrix( this.matrix, this.scale );
+		this.position.getPositionFromMatrix( this.matrix );
+
+	},
+
+	translate: function ( distance, axis ) {
+
+		this.matrix.rotateAxis( axis );
+		this.position.addSelf( axis.multiplyScalar( distance ) );
+
+	},
+
+	translateX: function ( distance ) {
+
+		this.translate( distance, this._vector.set( 1, 0, 0 ) );
+
+	},
+
+	translateY: function ( distance ) {
+
+		this.translate( distance, this._vector.set( 0, 1, 0 ) );
+
+	},
+
+	translateZ: function ( distance ) {
+
+		this.translate( distance, this._vector.set( 0, 0, 1 ) );
+
+	},
+
+	lookAt: function ( vector ) {
+
+		// TODO: Add hierarchy support.
+
+		this.matrix.lookAt( vector, this.position, this.up );
+
+		if ( this.rotationAutoUpdate ) {
+
+			this.rotation.getRotationFromMatrix( this.matrix );
+
+		}
+
+	},
+
+	add: function ( object ) {
+
+		if ( object === this ) {
+
+			console.warn( 'THREE.Object3D.add: An object can\'t be added as a child of itself.' );
+			return;
+
+		}
+
+		if ( object instanceof THREE.Object3D ) { // && this.children.indexOf( object ) === - 1
+
+			if ( object.parent !== undefined ) {
+
+				object.parent.remove( object );
+
+			}
+
+			object.parent = this;
+			this.children.push( object );
+
+			// add to scene
+
+			var scene = this;
+
+			while ( scene.parent !== undefined ) {
+
+				scene = scene.parent;
+
+			}
+
+			if ( scene !== undefined && scene instanceof THREE.Scene )  {
+
+				scene.__addObject( object );
+
+			}
+
+		}
+
+	},
+
+	remove: function ( object ) {
+
+		var index = this.children.indexOf( object );
+
+		if ( index !== - 1 ) {
+
+			object.parent = undefined;
+			this.children.splice( index, 1 );
+
+			// remove from scene
+
+			var scene = this;
+
+			while ( scene.parent !== undefined ) {
+
+				scene = scene.parent;
+
+			}
+
+			if ( scene !== undefined && scene instanceof THREE.Scene ) {
+
+				scene.__removeObject( object );
+
+			}
+
+		}
+
+	},
+
+	getChildByName: function ( name, recursive ) {
+
+		var c, cl, child;
+
+		for ( c = 0, cl = this.children.length; c < cl; c ++ ) {
+
+			child = this.children[ c ];
+
+			if ( child.name === name ) {
+
+				return child;
+
+			}
+
+			if ( recursive ) {
+
+				child = child.getChildByName( name, recursive );
+
+				if ( child !== undefined ) {
+
+					return child;
+
+				}
+
+			}
+
+		}
+
+		return undefined;
+
+	},
+
+	updateMatrix: function () {
+
+		this.matrix.setPosition( this.position );
+
+		if ( this.useQuaternion )  {
+
+			this.matrix.setRotationFromQuaternion( this.quaternion );
+
+		} else {
+
+			this.matrix.setRotationFromEuler( this.rotation, this.eulerOrder );
+
+		}
+
+		if ( this.scale.x !== 1 || this.scale.y !== 1 || this.scale.z !== 1 ) {
+
+			this.matrix.scale( this.scale );
+			this.boundRadiusScale = Math.max( this.scale.x, Math.max( this.scale.y, this.scale.z ) );
+
+		}
+
+		this.matrixWorldNeedsUpdate = true;
+
+	},
+
+	updateMatrixWorld: function ( force ) {
+
+		this.matrixAutoUpdate && this.updateMatrix();
+
+		// update matrixWorld
+
+		if ( this.matrixWorldNeedsUpdate || force ) {
+
+			if ( this.parent ) {
+
+				this.matrixWorld.multiply( this.parent.matrixWorld, this.matrix );
+
+			} else {
+
+				this.matrixWorld.copy( this.matrix );
+
+			}
+
+			this.matrixWorldNeedsUpdate = false;
+
+			force = true;
+
+		}
+
+		// update children
+
+		for ( var i = 0, l = this.children.length; i < l; i ++ ) {
+
+			this.children[ i ].updateMatrixWorld( force );
+
+		}
+
+	}
+
+};
+
+THREE.Object3DCount = 0;
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author supereggbert / http://www.paulbrunt.co.uk/
+ * @author julianwa / https://github.com/julianwa
+ */
+
+THREE.Projector = function() {
+
+	var _object, _objectCount, _objectPool = [],
+	_vertex, _vertexCount, _vertexPool = [],
+	_face, _face3Count, _face3Pool = [], _face4Count, _face4Pool = [],
+	_line, _lineCount, _linePool = [],
+	_particle, _particleCount, _particlePool = [],
+
+	_renderData = { objects: [], sprites: [], lights: [], elements: [] },
+
+	_vector3 = new THREE.Vector3(),
+	_vector4 = new THREE.Vector4(),
+
+	_projScreenMatrix = new THREE.Matrix4(),
+	_projScreenobjectMatrixWorld = new THREE.Matrix4(),
+
+	_frustum = new THREE.Frustum(),
+
+	_clippedVertex1PositionScreen = new THREE.Vector4(),
+	_clippedVertex2PositionScreen = new THREE.Vector4(),
+
+	_face3VertexNormals;
+
+	this.projectVector = function ( vector, camera ) {
+
+		camera.matrixWorldInverse.getInverse( camera.matrixWorld );
+
+		_projScreenMatrix.multiply( camera.projectionMatrix, camera.matrixWorldInverse );
+		_projScreenMatrix.multiplyVector3( vector );
+
+		return vector;
+
+	};
+
+	this.unprojectVector = function ( vector, camera ) {
+
+		camera.projectionMatrixInverse.getInverse( camera.projectionMatrix );
+
+		_projScreenMatrix.multiply( camera.matrixWorld, camera.projectionMatrixInverse );
+		_projScreenMatrix.multiplyVector3( vector );
+
+		return vector;
+
+	};
+
+	this.pickingRay = function ( vector, camera ) {
+
+		var end, ray, t;
+
+		// set two vectors with opposing z values
+		vector.z = -1.0;
+		end = new THREE.Vector3( vector.x, vector.y, 1.0 );
+
+		this.unprojectVector( vector, camera );
+		this.unprojectVector( end, camera );
+
+		// find direction from vector to end
+		end.subSelf( vector ).normalize();
+
+		return new THREE.Ray( vector, end );
+
+	};
+
+	this.projectGraph = function ( root, sort ) {
+
+		_objectCount = 0;
+
+		_renderData.objects.length = 0;
+		_renderData.sprites.length = 0;
+		_renderData.lights.length = 0;
+
+		var projectObject = function ( object ) {
+
+			if ( object.visible === false ) return;
+
+			if ( ( object instanceof THREE.Mesh || object instanceof THREE.Line ) &&
+			( object.frustumCulled === false || _frustum.contains( object ) ) ) {
+
+				_vector3.copy( object.matrixWorld.getPosition() );
+				_projScreenMatrix.multiplyVector3( _vector3 );
+
+				_object = getNextObjectInPool();
+				_object.object = object;
+				_object.z = _vector3.z;
+
+				_renderData.objects.push( _object );
+
+			} else if ( object instanceof THREE.Sprite || object instanceof THREE.Particle ) {
+
+				_vector3.copy( object.matrixWorld.getPosition() );
+				_projScreenMatrix.multiplyVector3( _vector3 );
+
+				_object = getNextObjectInPool();
+				_object.object = object;
+				_object.z = _vector3.z;
+
+				_renderData.sprites.push( _object );
+
+			} else if ( object instanceof THREE.Light ) {
+
+				_renderData.lights.push( object );
+
+			}
+
+			for ( var c = 0, cl = object.children.length; c < cl; c ++ ) {
+
+				projectObject( object.children[ c ] );
+
+			}
+
+		};
+
+		projectObject( root );
+
+		sort && _renderData.objects.sort( painterSort );
+
+		return _renderData;
+
+	};
+
+	this.projectScene = function ( scene, camera, sort ) {
+
+		var near = camera.near, far = camera.far, visible = false,
+		o, ol, v, vl, f, fl, n, nl, c, cl, u, ul, object,
+		objectMatrixWorld, objectMatrixWorldRotation,
+		geometry, geometryMaterials, vertices, vertex, vertexPositionScreen,
+		faces, face, faceVertexNormals, normal, faceVertexUvs, uvs,
+		v1, v2, v3, v4;
+
+		_face3Count = 0;
+		_face4Count = 0;
+		_lineCount = 0;
+		_particleCount = 0;
+
+		_renderData.elements.length = 0;
+
+		if ( camera.parent === undefined ) {
+
+			console.warn( 'DEPRECATED: Camera hasn\'t been added to a Scene. Adding it...' );
+			scene.add( camera );
+
+		}
+
+		scene.updateMatrixWorld();
+
+		camera.matrixWorldInverse.getInverse( camera.matrixWorld );
+
+		_projScreenMatrix.multiply( camera.projectionMatrix, camera.matrixWorldInverse );
+
+		_frustum.setFromMatrix( _projScreenMatrix );
+
+		_renderData = this.projectGraph( scene, false );
+
+		for ( o = 0, ol = _renderData.objects.length; o < ol; o++ ) {
+
+			object = _renderData.objects[ o ].object;
+
+			objectMatrixWorld = object.matrixWorld;
+
+			_vertexCount = 0;
+
+			if ( object instanceof THREE.Mesh ) {
+
+				geometry = object.geometry;
+				geometryMaterials = object.geometry.materials;
+				vertices = geometry.vertices;
+				faces = geometry.faces;
+				faceVertexUvs = geometry.faceVertexUvs;
+
+				objectMatrixWorldRotation = object.matrixRotationWorld.extractRotation( objectMatrixWorld );
+
+				for ( v = 0, vl = vertices.length; v < vl; v ++ ) {
+
+					_vertex = getNextVertexInPool();
+					_vertex.positionWorld.copy( vertices[ v ] );
+
+					objectMatrixWorld.multiplyVector3( _vertex.positionWorld );
+
+					_vertex.positionScreen.copy( _vertex.positionWorld );
+					_projScreenMatrix.multiplyVector4( _vertex.positionScreen );
+
+					_vertex.positionScreen.x /= _vertex.positionScreen.w;
+					_vertex.positionScreen.y /= _vertex.positionScreen.w;
+
+					_vertex.visible = _vertex.positionScreen.z > near && _vertex.positionScreen.z < far;
+
+				}
+
+				for ( f = 0, fl = faces.length; f < fl; f ++ ) {
+
+					face = faces[ f ];
+
+					if ( face instanceof THREE.Face3 ) {
+
+						v1 = _vertexPool[ face.a ];
+						v2 = _vertexPool[ face.b ];
+						v3 = _vertexPool[ face.c ];
+
+						if ( v1.visible && v2.visible && v3.visible ) {
+
+							visible = ( ( v3.positionScreen.x - v1.positionScreen.x ) * ( v2.positionScreen.y - v1.positionScreen.y ) -
+								( v3.positionScreen.y - v1.positionScreen.y ) * ( v2.positionScreen.x - v1.positionScreen.x ) ) < 0;
+
+							if ( object.doubleSided || visible != object.flipSided ) {
+
+								_face = getNextFace3InPool();
+
+								_face.v1.copy( v1 );
+								_face.v2.copy( v2 );
+								_face.v3.copy( v3 );
+
+							} else {
+
+								continue;
+
+							}
+
+						} else {
+
+							continue;
+
+						}
+
+					} else if ( face instanceof THREE.Face4 ) {
+
+						v1 = _vertexPool[ face.a ];
+						v2 = _vertexPool[ face.b ];
+						v3 = _vertexPool[ face.c ];
+						v4 = _vertexPool[ face.d ];
+
+						if ( v1.visible && v2.visible && v3.visible && v4.visible ) {
+
+							visible = ( v4.positionScreen.x - v1.positionScreen.x ) * ( v2.positionScreen.y - v1.positionScreen.y ) -
+								( v4.positionScreen.y - v1.positionScreen.y ) * ( v2.positionScreen.x - v1.positionScreen.x ) < 0 ||
+								( v2.positionScreen.x - v3.positionScreen.x ) * ( v4.positionScreen.y - v3.positionScreen.y ) -
+								( v2.positionScreen.y - v3.positionScreen.y ) * ( v4.positionScreen.x - v3.positionScreen.x ) < 0;
+
+
+							if ( object.doubleSided || visible != object.flipSided ) {
+
+								_face = getNextFace4InPool();
+
+								_face.v1.copy( v1 );
+								_face.v2.copy( v2 );
+								_face.v3.copy( v3 );
+								_face.v4.copy( v4 );
+
+							} else {
+
+								continue;
+
+							}
+
+						} else {
+
+							continue;
+
+						}
+
+					}
+
+					_face.normalWorld.copy( face.normal );
+					if ( !visible && ( object.flipSided || object.doubleSided ) ) _face.normalWorld.negate();
+					objectMatrixWorldRotation.multiplyVector3( _face.normalWorld );
+
+					_face.centroidWorld.copy( face.centroid );
+					objectMatrixWorld.multiplyVector3( _face.centroidWorld );
+
+					_face.centroidScreen.copy( _face.centroidWorld );
+					_projScreenMatrix.multiplyVector3( _face.centroidScreen );
+
+					faceVertexNormals = face.vertexNormals;
+
+					for ( n = 0, nl = faceVertexNormals.length; n < nl; n ++ ) {
+
+						normal = _face.vertexNormalsWorld[ n ];
+						normal.copy( faceVertexNormals[ n ] );
+						if ( !visible && ( object.flipSided || object.doubleSided ) ) normal.negate();
+						objectMatrixWorldRotation.multiplyVector3( normal );
+
+					}
+
+					for ( c = 0, cl = faceVertexUvs.length; c < cl; c ++ ) {
+
+						uvs = faceVertexUvs[ c ][ f ];
+
+						if ( !uvs ) continue;
+
+						for ( u = 0, ul = uvs.length; u < ul; u ++ ) {
+
+							_face.uvs[ c ][ u ] = uvs[ u ];
+
+						}
+
+					}
+
+					_face.material = object.material;
+					_face.faceMaterial = face.materialIndex !== null ? geometryMaterials[ face.materialIndex ] : null;
+
+					_face.z = _face.centroidScreen.z;
+
+					_renderData.elements.push( _face );
+
+				}
+
+			} else if ( object instanceof THREE.Line ) {
+
+				_projScreenobjectMatrixWorld.multiply( _projScreenMatrix, objectMatrixWorld );
+
+				vertices = object.geometry.vertices;
+				
+				v1 = getNextVertexInPool();
+				v1.positionScreen.copy( vertices[ 0 ] );
+				_projScreenobjectMatrixWorld.multiplyVector4( v1.positionScreen );
+
+				// Handle LineStrip and LinePieces
+				var step = object.type === THREE.LinePieces ? 2 : 1;
+
+				for ( v = 1, vl = vertices.length; v < vl; v ++ ) {
+
+					v1 = getNextVertexInPool();
+					v1.positionScreen.copy( vertices[ v ] );
+					_projScreenobjectMatrixWorld.multiplyVector4( v1.positionScreen );
+
+					if ( ( v + 1 ) % step > 0 ) continue;
+
+					v2 = _vertexPool[ _vertexCount - 2 ];
+
+					_clippedVertex1PositionScreen.copy( v1.positionScreen );
+					_clippedVertex2PositionScreen.copy( v2.positionScreen );
+
+					if ( clipLine( _clippedVertex1PositionScreen, _clippedVertex2PositionScreen ) ) {
+
+						// Perform the perspective divide
+						_clippedVertex1PositionScreen.multiplyScalar( 1 / _clippedVertex1PositionScreen.w );
+						_clippedVertex2PositionScreen.multiplyScalar( 1 / _clippedVertex2PositionScreen.w );
+
+						_line = getNextLineInPool();
+						_line.v1.positionScreen.copy( _clippedVertex1PositionScreen );
+						_line.v2.positionScreen.copy( _clippedVertex2PositionScreen );
+
+						_line.z = Math.max( _clippedVertex1PositionScreen.z, _clippedVertex2PositionScreen.z );
+
+						_line.material = object.material;
+
+						_renderData.elements.push( _line );
+
+					}
+
+				}
+
+			}
+
+		}
+
+		for ( o = 0, ol = _renderData.sprites.length; o < ol; o++ ) {
+
+			object = _renderData.sprites[ o ].object;
+
+			objectMatrixWorld = object.matrixWorld;
+
+			if ( object instanceof THREE.Particle ) {
+
+				_vector4.set( objectMatrixWorld.elements[12], objectMatrixWorld.elements[13], objectMatrixWorld.elements[14], 1 );
+				_projScreenMatrix.multiplyVector4( _vector4 );
+
+				_vector4.z /= _vector4.w;
+
+				if ( _vector4.z > 0 && _vector4.z < 1 ) {
+
+					_particle = getNextParticleInPool();
+					_particle.x = _vector4.x / _vector4.w;
+					_particle.y = _vector4.y / _vector4.w;
+					_particle.z = _vector4.z;
+
+					_particle.rotation = object.rotation.z;
+
+					_particle.scale.x = object.scale.x * Math.abs( _particle.x - ( _vector4.x + camera.projectionMatrix.elements[0] ) / ( _vector4.w + camera.projectionMatrix.elements[12] ) );
+					_particle.scale.y = object.scale.y * Math.abs( _particle.y - ( _vector4.y + camera.projectionMatrix.elements[5] ) / ( _vector4.w + camera.projectionMatrix.elements[13] ) );
+
+					_particle.material = object.material;
+
+					_renderData.elements.push( _particle );
+
+				}
+
+			}
+
+		}
+
+		sort && _renderData.elements.sort( painterSort );
+
+		return _renderData;
+
+	};
+
+	// Pools
+
+	function getNextObjectInPool() {
+
+		var object = _objectPool[ _objectCount ] = _objectPool[ _objectCount ] || new THREE.RenderableObject();
+
+		_objectCount ++;
+
+		return object;
+
+	}
+
+	function getNextVertexInPool() {
+
+		var vertex = _vertexPool[ _vertexCount ] = _vertexPool[ _vertexCount ] || new THREE.RenderableVertex();
+
+		_vertexCount ++;
+
+		return vertex;
+
+	}
+
+	function getNextFace3InPool() {
+
+		var face = _face3Pool[ _face3Count ] = _face3Pool[ _face3Count ] || new THREE.RenderableFace3();
+
+		_face3Count ++;
+
+		return face;
+
+	}
+
+	function getNextFace4InPool() {
+
+		var face = _face4Pool[ _face4Count ] = _face4Pool[ _face4Count ] || new THREE.RenderableFace4();
+
+		_face4Count ++;
+
+		return face;
+
+	}
+
+	function getNextLineInPool() {
+
+		var line = _linePool[ _lineCount ] = _linePool[ _lineCount ] || new THREE.RenderableLine();
+
+		_lineCount ++;
+
+		return line;
+
+	}
+
+	function getNextParticleInPool() {
+
+		var particle = _particlePool[ _particleCount ] = _particlePool[ _particleCount ] || new THREE.RenderableParticle();
+		_particleCount ++;
+		return particle;
+
+	}
+
+	//
+
+	function painterSort( a, b ) {
+
+		return b.z - a.z;
+
+	}
+
+	function clipLine( s1, s2 ) {
+
+		var alpha1 = 0, alpha2 = 1,
+
+		// Calculate the boundary coordinate of each vertex for the near and far clip planes,
+		// Z = -1 and Z = +1, respectively.
+		bc1near =  s1.z + s1.w,
+		bc2near =  s2.z + s2.w,
+		bc1far =  - s1.z + s1.w,
+		bc2far =  - s2.z + s2.w;
+
+		if ( bc1near >= 0 && bc2near >= 0 && bc1far >= 0 && bc2far >= 0 ) {
+
+			// Both vertices lie entirely within all clip planes.
+			return true;
+
+		} else if ( ( bc1near < 0 && bc2near < 0) || (bc1far < 0 && bc2far < 0 ) ) {
+
+			// Both vertices lie entirely outside one of the clip planes.
+			return false;
+
+		} else {
+
+			// The line segment spans at least one clip plane.
+
+			if ( bc1near < 0 ) {
+
+				// v1 lies outside the near plane, v2 inside
+				alpha1 = Math.max( alpha1, bc1near / ( bc1near - bc2near ) );
+
+			} else if ( bc2near < 0 ) {
+
+				// v2 lies outside the near plane, v1 inside
+				alpha2 = Math.min( alpha2, bc1near / ( bc1near - bc2near ) );
+
+			}
+
+			if ( bc1far < 0 ) {
+
+				// v1 lies outside the far plane, v2 inside
+				alpha1 = Math.max( alpha1, bc1far / ( bc1far - bc2far ) );
+
+			} else if ( bc2far < 0 ) {
+
+				// v2 lies outside the far plane, v2 inside
+				alpha2 = Math.min( alpha2, bc1far / ( bc1far - bc2far ) );
+
+			}
+
+			if ( alpha2 < alpha1 ) {
+
+				// The line segment spans two boundaries, but is outside both of them.
+				// (This can't happen when we're only clipping against just near/far but good
+				//  to leave the check here for future usage if other clip planes are added.)
+				return false;
+
+			} else {
+
+				// Update the s1 and s2 vertices to match the clipped line segment.
+				s1.lerpSelf( s2, alpha1 );
+				s2.lerpSelf( s1, 1 - alpha2 );
+
+				return true;
+
+			}
+
+		}
+
+	}
+
+};
+/**
+ * @author mikael emtinger / http://gomo.se/
+ * @author alteredq / http://alteredqualia.com/
+ */
+
+THREE.Quaternion = function( x, y, z, w ) {
+
+	this.x = x || 0;
+	this.y = y || 0;
+	this.z = z || 0;
+	this.w = ( w !== undefined ) ? w : 1;
+
+};
+
+THREE.Quaternion.prototype = {
+
+	constructor: THREE.Quaternion,
+
+	set: function ( x, y, z, w ) {
+
+		this.x = x;
+		this.y = y;
+		this.z = z;
+		this.w = w;
+
+		return this;
+
+	},
+
+	copy: function ( q ) {
+
+		this.x = q.x;
+		this.y = q.y;
+		this.z = q.z;
+		this.w = q.w;
+
+		return this;
+
+	},
+
+	setFromEuler: function ( vector ) {
+
+		var c = Math.PI / 360, // 0.5 * Math.PI / 360, // 0.5 is an optimization
+		x = vector.x * c,
+		y = vector.y * c,
+		z = vector.z * c,
+
+		c1 = Math.cos( y  ),
+		s1 = Math.sin( y  ),
+		c2 = Math.cos( -z ),
+		s2 = Math.sin( -z ),
+		c3 = Math.cos( x  ),
+		s3 = Math.sin( x  ),
+
+		c1c2 = c1 * c2,
+		s1s2 = s1 * s2;
+
+		this.w = c1c2 * c3  - s1s2 * s3;
+	  	this.x = c1c2 * s3  + s1s2 * c3;
+		this.y = s1 * c2 * c3 + c1 * s2 * s3;
+		this.z = c1 * s2 * c3 - s1 * c2 * s3;
+
+		return this;
+
+	},
+
+	setFromAxisAngle: function ( axis, angle ) {
+
+		// from http://www.euclideanspace.com/maths/geometry/rotations/conversions/angleToQuaternion/index.htm
+		// axis have to be normalized
+
+		var halfAngle = angle / 2,
+			s = Math.sin( halfAngle );
+
+		this.x = axis.x * s;
+		this.y = axis.y * s;
+		this.z = axis.z * s;
+		this.w = Math.cos( halfAngle );
+
+		return this;
+
+	},
+
+	setFromRotationMatrix: function ( m ) {
+
+		// Adapted from: http://www.euclideanspace.com/maths/geometry/rotations/conversions/matrixToQuaternion/index.htm
+
+		function copySign( a, b ) {
+
+			return b < 0 ? -Math.abs( a ) : Math.abs( a );
+
+		}
+
+		var absQ = Math.pow( m.determinant(), 1.0 / 3.0 );
+		this.w = Math.sqrt( Math.max( 0, absQ + m.elements[0] + m.elements[5] + m.elements[10] ) ) / 2;
+		this.x = Math.sqrt( Math.max( 0, absQ + m.elements[0] - m.elements[5] - m.elements[10] ) ) / 2;
+		this.y = Math.sqrt( Math.max( 0, absQ - m.elements[0] + m.elements[5] - m.elements[10] ) ) / 2;
+		this.z = Math.sqrt( Math.max( 0, absQ - m.elements[0] - m.elements[5] + m.elements[10] ) ) / 2;
+		this.x = copySign( this.x, ( m.elements[6] - m.elements[9] ) );
+		this.y = copySign( this.y, ( m.elements[8] - m.elements[2] ) );
+		this.z = copySign( this.z, ( m.elements[1] - m.elements[4] ) );
+		this.normalize();
+
+		return this;
+
+	},
+
+	calculateW : function () {
+
+		this.w = - Math.sqrt( Math.abs( 1.0 - this.x * this.x - this.y * this.y - this.z * this.z ) );
+
+		return this;
+
+	},
+
+	inverse: function () {
+
+		this.x *= -1;
+		this.y *= -1;
+		this.z *= -1;
+
+		return this;
+
+	},
+
+	length: function () {
+
+		return Math.sqrt( this.x * this.x + this.y * this.y + this.z * this.z + this.w * this.w );
+
+	},
+
+	normalize: function () {
+
+		var l = Math.sqrt( this.x * this.x + this.y * this.y + this.z * this.z + this.w * this.w );
+
+		if ( l === 0 ) {
+
+			this.x = 0;
+			this.y = 0;
+			this.z = 0;
+			this.w = 0;
+
+		} else {
+
+			l = 1 / l;
+
+			this.x = this.x * l;
+			this.y = this.y * l;
+			this.z = this.z * l;
+			this.w = this.w * l;
+
+		}
+
+		return this;
+
+	},
+
+	multiply: function ( a, b ) {
+
+		// from http://www.euclideanspace.com/maths/algebra/realNormedAlgebra/quaternions/code/index.htm
+
+		this.x =  a.x * b.w + a.y * b.z - a.z * b.y + a.w * b.x;
+		this.y = -a.x * b.z + a.y * b.w + a.z * b.x + a.w * b.y;
+		this.z =  a.x * b.y - a.y * b.x + a.z * b.w + a.w * b.z;
+		this.w = -a.x * b.x - a.y * b.y - a.z * b.z + a.w * b.w;
+
+		return this;
+
+	},
+
+	multiplySelf: function ( b ) {
+
+		var qax = this.x, qay = this.y, qaz = this.z, qaw = this.w,
+		qbx = b.x, qby = b.y, qbz = b.z, qbw = b.w;
+
+		this.x = qax * qbw + qaw * qbx + qay * qbz - qaz * qby;
+		this.y = qay * qbw + qaw * qby + qaz * qbx - qax * qbz;
+		this.z = qaz * qbw + qaw * qbz + qax * qby - qay * qbx;
+		this.w = qaw * qbw - qax * qbx - qay * qby - qaz * qbz;
+
+		return this;
+
+	},
+
+	multiplyVector3: function ( vector, dest ) {
+
+		if ( !dest ) { dest = vector; }
+
+		var x    = vector.x,  y  = vector.y,  z  = vector.z,
+			qx   = this.x, qy = this.y, qz = this.z, qw = this.w;
+
+		// calculate quat * vector
+
+		var ix =  qw * x + qy * z - qz * y,
+			iy =  qw * y + qz * x - qx * z,
+			iz =  qw * z + qx * y - qy * x,
+			iw = -qx * x - qy * y - qz * z;
+
+		// calculate result * inverse quat
+
+		dest.x = ix * qw + iw * -qx + iy * -qz - iz * -qy;
+		dest.y = iy * qw + iw * -qy + iz * -qx - ix * -qz;
+		dest.z = iz * qw + iw * -qz + ix * -qy - iy * -qx;
+
+		return dest;
+
+	},
+
+	clone: function () {
+
+		return new THREE.Quaternion( this.x, this.y, this.z, this.w );
+
+	}
+
+}
+
+THREE.Quaternion.slerp = function ( qa, qb, qm, t ) {
+
+	// http://www.euclideanspace.com/maths/algebra/realNormedAlgebra/quaternions/slerp/
+
+	var cosHalfTheta = qa.w * qb.w + qa.x * qb.x + qa.y * qb.y + qa.z * qb.z;
+
+	if (cosHalfTheta < 0) {
+		qm.w = -qb.w; qm.x = -qb.x; qm.y = -qb.y; qm.z = -qb.z;
+		cosHalfTheta = -cosHalfTheta;
+	} else {
+		qm.copy(qb);
+	}
+
+	if ( Math.abs( cosHalfTheta ) >= 1.0 ) {
+
+		qm.w = qa.w; qm.x = qa.x; qm.y = qa.y; qm.z = qa.z;
+		return qm;
+
+	}
+
+	var halfTheta = Math.acos( cosHalfTheta ),
+	sinHalfTheta = Math.sqrt( 1.0 - cosHalfTheta * cosHalfTheta );
+
+	if ( Math.abs( sinHalfTheta ) < 0.001 ) {
+
+		qm.w = 0.5 * ( qa.w + qb.w );
+		qm.x = 0.5 * ( qa.x + qb.x );
+		qm.y = 0.5 * ( qa.y + qb.y );
+		qm.z = 0.5 * ( qa.z + qb.z );
+
+		return qm;
+
+	}
+
+	var ratioA = Math.sin( ( 1 - t ) * halfTheta ) / sinHalfTheta,
+	ratioB = Math.sin( t * halfTheta ) / sinHalfTheta;
+
+	qm.w = ( qa.w * ratioA + qm.w * ratioB );
+	qm.x = ( qa.x * ratioA + qm.x * ratioB );
+	qm.y = ( qa.y * ratioA + qm.y * ratioB );
+	qm.z = ( qa.z * ratioA + qm.z * ratioB );
+
+	return qm;
+
+}
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+THREE.Vertex = THREE.Vector3;
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author alteredq / http://alteredqualia.com/
+ */
+
+THREE.Face3 = function ( a, b, c, normal, color, materialIndex ) {
+
+	this.a = a;
+	this.b = b;
+	this.c = c;
+
+	this.normal = normal instanceof THREE.Vector3 ? normal : new THREE.Vector3();
+	this.vertexNormals = normal instanceof Array ? normal : [ ];
+
+	this.color = color instanceof THREE.Color ? color : new THREE.Color();
+	this.vertexColors = color instanceof Array ? color : [];
+
+	this.vertexTangents = [];
+
+	this.materialIndex = materialIndex;
+
+	this.centroid = new THREE.Vector3();
+
+};
+
+THREE.Face3.prototype = {
+
+	constructor: THREE.Face3,
+
+	clone: function () {
+
+		var face = new THREE.Face3( this.a, this.b, this.c );
+
+		face.normal.copy( this.normal );
+		face.color.copy( this.color );
+		face.centroid.copy( this.centroid );
+
+		face.materialIndex = this.materialIndex;
+
+		var i, il;
+		for ( i = 0, il = this.vertexNormals.length; i < il; i ++ ) face.vertexNormals[ i ] = this.vertexNormals[ i ].clone();
+		for ( i = 0, il = this.vertexColors.length; i < il; i ++ ) face.vertexColors[ i ] = this.vertexColors[ i ].clone();
+		for ( i = 0, il = this.vertexTangents.length; i < il; i ++ ) face.vertexTangents[ i ] = this.vertexTangents[ i ].clone();
+
+		return face;
+
+	}
+
+};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author alteredq / http://alteredqualia.com/
+ */
+
+THREE.Face4 = function ( a, b, c, d, normal, color, materialIndex ) {
+
+	this.a = a;
+	this.b = b;
+	this.c = c;
+	this.d = d;
+
+	this.normal = normal instanceof THREE.Vector3 ? normal : new THREE.Vector3();
+	this.vertexNormals = normal instanceof Array ? normal : [ ];
+
+	this.color = color instanceof THREE.Color ? color : new THREE.Color();
+	this.vertexColors = color instanceof Array ? color : [];
+
+	this.vertexTangents = [];
+
+	this.materialIndex = materialIndex;
+
+	this.centroid = new THREE.Vector3();
+
+};
+
+THREE.Face4.prototype = {
+
+	constructor: THREE.Face4,
+
+	clone: function () {
+
+		var face = new THREE.Face4( this.a, this.b, this.c, this.d );
+
+		face.normal.copy( this.normal );
+		face.color.copy( this.color );
+		face.centroid.copy( this.centroid );
+
+		face.materialIndex = this.materialIndex;
+
+		var i, il;
+		for ( i = 0, il = this.vertexNormals.length; i < il; i ++ ) face.vertexNormals[ i ] = this.vertexNormals[ i ].clone();
+		for ( i = 0, il = this.vertexColors.length; i < il; i ++ ) face.vertexColors[ i ] = this.vertexColors[ i ].clone();
+		for ( i = 0, il = this.vertexTangents.length; i < il; i ++ ) face.vertexTangents[ i ] = this.vertexTangents[ i ].clone();
+
+		return face;
+
+	}
+
+};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+THREE.UV = function ( u, v ) {
+
+	this.u = u || 0;
+	this.v = v || 0;
+
+};
+
+THREE.UV.prototype = {
+
+	constructor: THREE.UV,
+
+	set: function ( u, v ) {
+
+		this.u = u;
+		this.v = v;
+
+		return this;
+
+	},
+
+	copy: function ( uv ) {
+
+		this.u = uv.u;
+		this.v = uv.v;
+
+		return this;
+
+	},
+
+	lerpSelf: function ( uv, alpha ) {
+
+		this.u += ( uv.u - this.u ) * alpha;
+		this.v += ( uv.v - this.v ) * alpha;
+
+		return this;
+
+	},
+
+	clone: function () {
+
+		return new THREE.UV( this.u, this.v );
+
+	}
+
+};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author mikael emtinger / http://gomo.se/
+ */
+
+THREE.Camera = function () {
+
+	THREE.Object3D.call( this );
+
+	this.matrixWorldInverse = new THREE.Matrix4();
+
+	this.projectionMatrix = new THREE.Matrix4();
+	this.projectionMatrixInverse = new THREE.Matrix4();
+
+};
+
+THREE.Camera.prototype = new THREE.Object3D();
+THREE.Camera.prototype.constructor = THREE.Camera;
+
+THREE.Camera.prototype.lookAt = function ( vector ) {
+
+	// TODO: Add hierarchy support.
+
+	this.matrix.lookAt( this.position, vector, this.up );
+
+	if ( this.rotationAutoUpdate ) {
+
+		this.rotation.getRotationFromMatrix( this.matrix );
+
+	}
+
+};
+/**
+ * @author alteredq / http://alteredqualia.com/
+ */
+
+THREE.OrthographicCamera = function ( left, right, top, bottom, near, far ) {
+
+	THREE.Camera.call( this );
+
+	this.left = left;
+	this.right = right;
+	this.top = top;
+	this.bottom = bottom;
+
+	this.near = ( near !== undefined ) ? near : 0.1;
+	this.far = ( far !== undefined ) ? far : 2000;
+
+	this.updateProjectionMatrix();
+
+};
+
+THREE.OrthographicCamera.prototype = new THREE.Camera();
+THREE.OrthographicCamera.prototype.constructor = THREE.OrthographicCamera;
+
+THREE.OrthographicCamera.prototype.updateProjectionMatrix = function () {
+
+	this.projectionMatrix.makeOrthographic( this.left, this.right, this.top, this.bottom, this.near, this.far );
+
+};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author greggman / http://games.greggman.com/
+ * @author zz85 / http://www.lab4games.net/zz85/blog
+ */
+
+THREE.PerspectiveCamera = function ( fov, aspect, near, far ) {
+
+	THREE.Camera.call( this );
+
+	this.fov = fov !== undefined ? fov : 50;
+	this.aspect = aspect !== undefined ? aspect : 1;
+	this.near = near !== undefined ? near : 0.1;
+	this.far = far !== undefined ? far : 2000;
+
+	this.updateProjectionMatrix();
+
+};
+
+THREE.PerspectiveCamera.prototype = new THREE.Camera();
+THREE.PerspectiveCamera.prototype.constructor = THREE.PerspectiveCamera;
+
+
+/**
+ * Uses Focal Length (in mm) to estimate and set FOV
+ * 35mm (fullframe) camera is used if frame size is not specified;
+ * Formula based on http://www.bobatkins.com/photography/technical/field_of_view.html
+ */
+
+THREE.PerspectiveCamera.prototype.setLens = function ( focalLength, frameHeight ) {
+
+	frameHeight = frameHeight !== undefined ? frameHeight : 24;
+
+	this.fov = 2 * Math.atan( frameHeight / ( focalLength * 2 ) ) * ( 180 / Math.PI );
+	this.updateProjectionMatrix();
+
+}
+
+
+/**
+ * Sets an offset in a larger frustum. This is useful for multi-window or
+ * multi-monitor/multi-machine setups.
+ *
+ * For example, if you have 3x2 monitors and each monitor is 1920x1080 and
+ * the monitors are in grid like this
+ *
+ *   +---+---+---+
+ *   | A | B | C |
+ *   +---+---+---+
+ *   | D | E | F |
+ *   +---+---+---+
+ *
+ * then for each monitor you would call it like this
+ *
+ *   var w = 1920;
+ *   var h = 1080;
+ *   var fullWidth = w * 3;
+ *   var fullHeight = h * 2;
+ *
+ *   --A--
+ *   camera.setOffset( fullWidth, fullHeight, w * 0, h * 0, w, h );
+ *   --B--
+ *   camera.setOffset( fullWidth, fullHeight, w * 1, h * 0, w, h );
+ *   --C--
+ *   camera.setOffset( fullWidth, fullHeight, w * 2, h * 0, w, h );
+ *   --D--
+ *   camera.setOffset( fullWidth, fullHeight, w * 0, h * 1, w, h );
+ *   --E--
+ *   camera.setOffset( fullWidth, fullHeight, w * 1, h * 1, w, h );
+ *   --F--
+ *   camera.setOffset( fullWidth, fullHeight, w * 2, h * 1, w, h );
+ *
+ *   Note there is no reason monitors have to be the same size or in a grid.
+ */
+
+THREE.PerspectiveCamera.prototype.setViewOffset = function ( fullWidth, fullHeight, x, y, width, height ) {
+
+	this.fullWidth = fullWidth;
+	this.fullHeight = fullHeight;
+	this.x = x;
+	this.y = y;
+	this.width = width;
+	this.height = height;
+
+	this.updateProjectionMatrix();
+
+};
+
+
+THREE.PerspectiveCamera.prototype.updateProjectionMatrix = function () {
+
+	if ( this.fullWidth ) {
+
+		var aspect = this.fullWidth / this.fullHeight;
+		var top = Math.tan( this.fov * Math.PI / 360 ) * this.near;
+		var bottom = -top;
+		var left = aspect * bottom;
+		var right = aspect * top;
+		var width = Math.abs( right - left );
+		var height = Math.abs( top - bottom );
+
+		this.projectionMatrix.makeFrustum(
+			left + this.x * width / this.fullWidth,
+			left + ( this.x + this.width ) * width / this.fullWidth,
+			top - ( this.y + this.height ) * height / this.fullHeight,
+			top - this.y * height / this.fullHeight,
+			this.near,
+			this.far
+		);
+
+	} else {
+
+		this.projectionMatrix.makePerspective( this.fov, this.aspect, this.near, this.far );
+
+	}
+
+};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author alteredq / http://alteredqualia.com/
+ */
+ 
+THREE.Light = function ( hex ) {
+
+	THREE.Object3D.call( this );
+
+	this.color = new THREE.Color( hex );
+
+};
+
+THREE.Light.prototype = new THREE.Object3D();
+THREE.Light.prototype.constructor = THREE.Light;
+THREE.Light.prototype.supr = THREE.Object3D.prototype;
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author alteredq / http://alteredqualia.com/
+ */
+
+THREE.Material = function ( parameters ) {
+
+	parameters = parameters || {};
+
+	this.id = THREE.MaterialCount ++;
+
+	this.name = '';
+
+	this.opacity = parameters.opacity !== undefined ? parameters.opacity : 1;
+	this.transparent = parameters.transparent !== undefined ? parameters.transparent : false;
+
+	this.blending = parameters.blending !== undefined ? parameters.blending : THREE.NormalBlending;
+
+	this.blendSrc = parameters.blendSrc !== undefined ? parameters.blendSrc : THREE.SrcAlphaFactor;
+	this.blendDst = parameters.blendDst !== undefined ? parameters.blendDst : THREE.OneMinusSrcAlphaFactor;
+	this.blendEquation = parameters.blendEquation !== undefined ? parameters.blendEquation : THREE.AddEquation;
+
+	this.depthTest = parameters.depthTest !== undefined ? parameters.depthTest : true;
+	this.depthWrite = parameters.depthWrite !== undefined ? parameters.depthWrite : true;
+
+	this.polygonOffset = parameters.polygonOffset !== undefined ? parameters.polygonOffset : false;
+	this.polygonOffsetFactor = parameters.polygonOffsetFactor !== undefined ? parameters.polygonOffsetFactor : 0;
+	this.polygonOffsetUnits = parameters.polygonOffsetUnits !== undefined ? parameters.polygonOffsetUnits : 0;
+
+	this.alphaTest = parameters.alphaTest !== undefined ? parameters.alphaTest : 0;
+
+	this.overdraw = parameters.overdraw !== undefined ? parameters.overdraw : false; // Boolean for fixing antialiasing gaps in CanvasRenderer
+
+	this.needsUpdate = true;
+
+}
+
+THREE.MaterialCount = 0;
+
+// shading
+
+THREE.NoShading = 0;
+THREE.FlatShading = 1;
+THREE.SmoothShading = 2;
+
+// colors
+
+THREE.NoColors = 0;
+THREE.FaceColors = 1;
+THREE.VertexColors = 2;
+
+// blending modes
+
+THREE.NoBlending = 0;
+THREE.NormalBlending = 1;
+THREE.AdditiveBlending = 2;
+THREE.SubtractiveBlending = 3;
+THREE.MultiplyBlending = 4;
+THREE.AdditiveAlphaBlending = 5;
+THREE.CustomBlending = 6;
+
+// custom blending equations
+// (numbers start from 100 not to clash with other
+//  mappings to OpenGL constants defined in Texture.js)
+
+THREE.AddEquation = 100;
+THREE.SubtractEquation = 101;
+THREE.ReverseSubtractEquation = 102;
+
+// custom blending destination factors
+
+THREE.ZeroFactor = 200;
+THREE.OneFactor = 201;
+THREE.SrcColorFactor = 202;
+THREE.OneMinusSrcColorFactor = 203;
+THREE.SrcAlphaFactor = 204;
+THREE.OneMinusSrcAlphaFactor = 205;
+THREE.DstAlphaFactor = 206;
+THREE.OneMinusDstAlphaFactor = 207;
+
+// custom blending source factors
+
+//THREE.ZeroFactor = 200;
+//THREE.OneFactor = 201;
+//THREE.SrcAlphaFactor = 204;
+//THREE.OneMinusSrcAlphaFactor = 205;
+//THREE.DstAlphaFactor = 206;
+//THREE.OneMinusDstAlphaFactor = 207;
+THREE.DstColorFactor = 208;
+THREE.OneMinusDstColorFactor = 209;
+THREE.SrcAlphaSaturateFactor = 210;
+
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author alteredq / http://alteredqualia.com/
+ *
+ * parameters = {
+ *  color: <hex>,
+ *  opacity: <float>,
+ *
+ *  blending: THREE.NormalBlending,
+ *  depthTest: <bool>,
+ *
+ *  linewidth: <float>,
+ *  linecap: "round",
+ *  linejoin: "round",
+ *
+ *  vertexColors: <bool>
+ *
+ *  fog: <bool>
+ * }
+ */
+
+THREE.LineBasicMaterial = function ( parameters ) {
+
+	THREE.Material.call( this, parameters );
+
+	parameters = parameters || {};
+
+	this.color = parameters.color !== undefined ? new THREE.Color( parameters.color ) : new THREE.Color( 0xffffff );
+
+	this.linewidth = parameters.linewidth !== undefined ? parameters.linewidth : 1;
+	this.linecap = parameters.linecap !== undefined ? parameters.linecap : 'round';
+	this.linejoin = parameters.linejoin !== undefined ? parameters.linejoin : 'round';
+
+	this.vertexColors = parameters.vertexColors ? parameters.vertexColors : false;
+
+	this.fog = parameters.fog !== undefined ? parameters.fog : true;
+
+};
+
+THREE.LineBasicMaterial.prototype = new THREE.Material();
+THREE.LineBasicMaterial.prototype.constructor = THREE.LineBasicMaterial;
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author alteredq / http://alteredqualia.com/
+ *
+ * parameters = {
+ *  color: <hex>,
+ *  opacity: <float>,
+ *  map: new THREE.Texture( <Image> ),
+ *
+ *  lightMap: new THREE.Texture( <Image> ),
+ *
+ *  envMap: new THREE.TextureCube( [posx, negx, posy, negy, posz, negz] ),
+ *  combine: THREE.Multiply,
+ *  reflectivity: <float>,
+ *  refractionRatio: <float>,
+ *
+ *  shading: THREE.SmoothShading,
+ *  blending: THREE.NormalBlending,
+ *  depthTest: <bool>,
+ *
+ *  wireframe: <boolean>,
+ *  wireframeLinewidth: <float>,
+ *
+ *  vertexColors: THREE.NoColors / THREE.VertexColors / THREE.FaceColors,
+ *
+ *  skinning: <bool>,
+ *  morphTargets: <bool>,
+ *
+ *	fog: <bool>
+ * }
+ */
+
+THREE.MeshBasicMaterial = function ( parameters ) {
+
+	THREE.Material.call( this, parameters );
+
+	parameters = parameters || {};
+
+	// color property represents emissive for MeshBasicMaterial
+
+	this.color = parameters.color !== undefined ? new THREE.Color( parameters.color ) : new THREE.Color( 0xffffff );
+
+	this.map = parameters.map !== undefined ? parameters.map : null;
+
+	this.lightMap = parameters.lightMap !== undefined ? parameters.lightMap : null;
+
+	this.envMap = parameters.envMap !== undefined ? parameters.envMap : null;
+	this.combine = parameters.combine !== undefined ? parameters.combine : THREE.MultiplyOperation;
+	this.reflectivity = parameters.reflectivity !== undefined ? parameters.reflectivity : 1;
+	this.refractionRatio = parameters.refractionRatio !== undefined ? parameters.refractionRatio : 0.98;
+
+	this.fog = parameters.fog !== undefined ? parameters.fog : true;
+
+	this.shading = parameters.shading !== undefined ? parameters.shading : THREE.SmoothShading;
+
+	this.wireframe = parameters.wireframe !== undefined ? parameters.wireframe : false;
+	this.wireframeLinewidth = parameters.wireframeLinewidth !== undefined ? parameters.wireframeLinewidth : 1;
+	this.wireframeLinecap = parameters.wireframeLinecap !== undefined ? parameters.wireframeLinecap : 'round';
+	this.wireframeLinejoin = parameters.wireframeLinejoin !== undefined ? parameters.wireframeLinejoin : 'round';
+
+	this.vertexColors = parameters.vertexColors !== undefined ? parameters.vertexColors : THREE.NoColors;
+
+	this.skinning = parameters.skinning !== undefined ? parameters.skinning : false;
+	this.morphTargets = parameters.morphTargets !== undefined ? parameters.morphTargets : false;
+
+};
+
+THREE.MeshBasicMaterial.prototype = new THREE.Material();
+THREE.MeshBasicMaterial.prototype.constructor = THREE.MeshBasicMaterial;
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author alteredq / http://alteredqualia.com/
+ *
+ * parameters = {
+ *  color: <hex>,
+ *  opacity: <float>,
+ *  map: new THREE.Texture( <Image> ),
+ *
+ *  size: <float>,
+ *
+ *  blending: THREE.NormalBlending,
+ *  depthTest: <bool>,
+ *
+ *  vertexColors: <bool>,
+ *
+ *  fog: <bool>
+ * }
+ */
+
+THREE.ParticleBasicMaterial = function ( parameters ) {
+
+	THREE.Material.call( this, parameters );
+
+	parameters = parameters || {};
+
+	this.color = parameters.color !== undefined ? new THREE.Color( parameters.color ) : new THREE.Color( 0xffffff );
+
+	this.map = parameters.map !== undefined ? parameters.map : null;
+
+	this.size = parameters.size !== undefined ? parameters.size : 1;
+	this.sizeAttenuation = parameters.sizeAttenuation !== undefined ? parameters.sizeAttenuation : true;
+
+	this.vertexColors = parameters.vertexColors !== undefined ? parameters.vertexColors : false;
+
+	this.fog = parameters.fog !== undefined ? parameters.fog : true;
+
+};
+
+THREE.ParticleBasicMaterial.prototype = new THREE.Material();
+THREE.ParticleBasicMaterial.prototype.constructor = THREE.ParticleBasicMaterial;
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+THREE.ParticleDOMMaterial = function ( domElement ) {
+
+	THREE.Material.call( this );
+
+	this.domElement = domElement;
+
+};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author alteredq / http://alteredqualia.com/
+ * @author szimek / https://github.com/szimek/
+ */
+
+THREE.Texture = function ( image, mapping, wrapS, wrapT, magFilter, minFilter, format, type ) {
+
+	this.id = THREE.TextureCount ++;
+
+	this.image = image;
+
+	this.mapping = mapping !== undefined ? mapping : new THREE.UVMapping();
+
+	this.wrapS = wrapS !== undefined ? wrapS : THREE.ClampToEdgeWrapping;
+	this.wrapT = wrapT !== undefined ? wrapT : THREE.ClampToEdgeWrapping;
+
+	this.magFilter = magFilter !== undefined ? magFilter : THREE.LinearFilter;
+	this.minFilter = minFilter !== undefined ? minFilter : THREE.LinearMipMapLinearFilter;
+
+	this.format = format !== undefined ? format : THREE.RGBAFormat;
+	this.type = type !== undefined ? type : THREE.UnsignedByteType;
+
+	this.offset = new THREE.Vector2( 0, 0 );
+	this.repeat = new THREE.Vector2( 1, 1 );
+
+	this.generateMipmaps = true;
+	this.premultiplyAlpha = false;
+
+	this.needsUpdate = false;
+	this.onUpdate = null;
+
+};
+
+THREE.Texture.prototype = {
+
+	constructor: THREE.Texture,
+
+	clone: function () {
+
+		var clonedTexture = new THREE.Texture( this.image, this.mapping, this.wrapS, this.wrapT, this.magFilter, this.minFilter, this.format, this.type );
+
+		clonedTexture.offset.copy( this.offset );
+		clonedTexture.repeat.copy( this.repeat );
+
+		return clonedTexture;
+
+	}
+
+};
+
+THREE.TextureCount = 0;
+
+THREE.MultiplyOperation = 0;
+THREE.MixOperation = 1;
+
+// Mapping modes
+
+THREE.UVMapping = function () {};
+
+THREE.CubeReflectionMapping = function () {};
+THREE.CubeRefractionMapping = function () {};
+
+THREE.SphericalReflectionMapping = function () {};
+THREE.SphericalRefractionMapping = function () {};
+
+// Wrapping modes
+
+THREE.RepeatWrapping = 0;
+THREE.ClampToEdgeWrapping = 1;
+THREE.MirroredRepeatWrapping = 2;
+
+// Filters
+
+THREE.NearestFilter = 3;
+THREE.NearestMipMapNearestFilter = 4;
+THREE.NearestMipMapLinearFilter = 5;
+THREE.LinearFilter = 6;
+THREE.LinearMipMapNearestFilter = 7;
+THREE.LinearMipMapLinearFilter = 8;
+
+// Types
+
+THREE.ByteType = 9;
+THREE.UnsignedByteType = 10;
+THREE.ShortType = 11;
+THREE.UnsignedShortType = 12;
+THREE.IntType = 13;
+THREE.UnsignedIntType = 14;
+THREE.FloatType = 15;
+
+// Formats
+
+THREE.AlphaFormat = 16;
+THREE.RGBFormat = 17;
+THREE.RGBAFormat = 18;
+THREE.LuminanceFormat = 19;
+THREE.LuminanceAlphaFormat = 20;
+/**
+ * @author alteredq / http://alteredqualia.com/
+ */
+
+THREE.DataTexture = function ( data, width, height, format, type, mapping, wrapS, wrapT, magFilter, minFilter ) {
+
+	THREE.Texture.call( this, null, mapping, wrapS, wrapT, magFilter, minFilter, format, type );
+
+	this.image = { data: data, width: width, height: height };
+
+};
+
+THREE.DataTexture.prototype = new THREE.Texture();
+THREE.DataTexture.prototype.constructor = THREE.DataTexture;
+
+THREE.DataTexture.prototype.clone = function () {
+
+	var clonedTexture = new THREE.DataTexture( this.image.data,  this.image.width, this.image.height, this.format, this.type, this.mapping, this.wrapS, this.wrapT, this.magFilter, this.minFilter );
+
+	clonedTexture.offset.copy( this.offset );
+	clonedTexture.repeat.copy( this.repeat );
+
+	return clonedTexture;
+
+};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+THREE.Particle = function ( material ) {
+
+	THREE.Object3D.call( this );
+
+	this.material = material;
+
+};
+
+THREE.Particle.prototype = new THREE.Object3D();
+THREE.Particle.prototype.constructor = THREE.Particle;
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author alteredq / http://alteredqualia.com/
+ * @author mikael emtinger / http://gomo.se/
+ */
+
+THREE.Mesh = function ( geometry, material ) {
+
+	THREE.Object3D.call( this );
+
+	this.geometry = geometry;
+	this.material = ( material !== undefined ) ? material : new THREE.MeshBasicMaterial( { color: Math.random() * 0xffffff, wireframe: true } );
+
+	if ( this.geometry ) {
+
+		// calc bound radius
+
+		if( ! this.geometry.boundingSphere ) {
+
+			this.geometry.computeBoundingSphere();
+
+		}
+
+		this.boundRadius = geometry.boundingSphere.radius;
+
+
+		// setup morph targets
+
+		if( this.geometry.morphTargets.length ) {
+
+			this.morphTargetBase = -1;
+			this.morphTargetForcedOrder = [];
+			this.morphTargetInfluences = [];
+			this.morphTargetDictionary = {};
+
+			for( var m = 0; m < this.geometry.morphTargets.length; m ++ ) {
+
+				this.morphTargetInfluences.push( 0 );
+				this.morphTargetDictionary[ this.geometry.morphTargets[ m ].name ] = m;
+
+			}
+
+		}
+
+	}
+
+}
+
+THREE.Mesh.prototype = new THREE.Object3D();
+THREE.Mesh.prototype.constructor = THREE.Mesh;
+THREE.Mesh.prototype.supr = THREE.Object3D.prototype;
+
+
+/*
+ * Get Morph Target Index by Name
+ */
+
+THREE.Mesh.prototype.getMorphTargetIndexByName = function( name ) {
+
+	if ( this.morphTargetDictionary[ name ] !== undefined ) {
+
+		return this.morphTargetDictionary[ name ];
+	}
+
+	console.log( "THREE.Mesh.getMorphTargetIndexByName: morph target " + name + " does not exist. Returning 0." );
+	return 0;
+
+}
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+THREE.Line = function ( geometry, material, type ) {
+
+	THREE.Object3D.call( this );
+
+	this.geometry = geometry;
+	this.material = ( material !== undefined ) ? material : new THREE.LineBasicMaterial( { color: Math.random() * 0xffffff } );
+	this.type = ( type !== undefined ) ? type : THREE.LineStrip;
+
+	if ( this.geometry ) {
+
+		if ( ! this.geometry.boundingSphere ) {
+
+			this.geometry.computeBoundingSphere();
+
+		}
+
+	}
+
+};
+
+THREE.LineStrip = 0;
+THREE.LinePieces = 1;
+
+THREE.Line.prototype = new THREE.Object3D();
+THREE.Line.prototype.constructor = THREE.Line;
+/**
+ * @author mikael emtinger / http://gomo.se/
+ * @author alteredq / http://alteredqualia.com/
+ */
+
+THREE.Bone = function( belongsToSkin ) {
+
+	THREE.Object3D.call( this );
+
+	this.skin = belongsToSkin;
+	this.skinMatrix = new THREE.Matrix4();
+
+};
+
+THREE.Bone.prototype = new THREE.Object3D();
+THREE.Bone.prototype.constructor = THREE.Bone;
+THREE.Bone.prototype.supr = THREE.Object3D.prototype;
+
+
+THREE.Bone.prototype.update = function( parentSkinMatrix, forceUpdate ) {
+
+	// update local
+
+	if ( this.matrixAutoUpdate ) {
+
+		forceUpdate |= this.updateMatrix();
+
+	}
+
+	// update skin matrix
+
+	if ( forceUpdate || this.matrixWorldNeedsUpdate ) {
+
+		if( parentSkinMatrix ) {
+
+			this.skinMatrix.multiply( parentSkinMatrix, this.matrix );
+
+		} else {
+
+			this.skinMatrix.copy( this.matrix );
+
+		}
+
+		this.matrixWorldNeedsUpdate = false;
+		forceUpdate = true;
+
+	}
+
+	// update children
+
+	var child, i, l = this.children.length;
+
+	for ( i = 0; i < l; i ++ ) {
+
+		this.children[ i ].update( this.skinMatrix, forceUpdate );
+
+	}
+
+};
+
+/**
+ * @author mikael emtinger / http://gomo.se/
+ */
+
+THREE.Sprite = function ( parameters ) {
+
+	THREE.Object3D.call( this );
+
+	this.color = ( parameters.color !== undefined ) ? new THREE.Color( parameters.color ) : new THREE.Color( 0xffffff );
+	this.map = ( parameters.map !== undefined ) ? parameters.map : new THREE.Texture();
+
+	this.blending = ( parameters.blending !== undefined ) ? parameters.blending : THREE.NormalBlending;
+
+	this.blendSrc = parameters.blendSrc !== undefined ? parameters.blendSrc : THREE.SrcAlphaFactor;
+	this.blendDst = parameters.blendDst !== undefined ? parameters.blendDst : THREE.OneMinusSrcAlphaFactor;
+	this.blendEquation = parameters.blendEquation !== undefined ? parameters.blendEquation : THREE.AddEquation;
+
+	this.useScreenCoordinates = ( parameters.useScreenCoordinates !== undefined ) ? parameters.useScreenCoordinates : true;
+	this.mergeWith3D = ( parameters.mergeWith3D !== undefined ) ? parameters.mergeWith3D : !this.useScreenCoordinates;
+	this.affectedByDistance = ( parameters.affectedByDistance !== undefined ) ? parameters.affectedByDistance : !this.useScreenCoordinates;
+	this.scaleByViewport = ( parameters.scaleByViewport !== undefined ) ? parameters.scaleByViewport : !this.affectedByDistance;
+	this.alignment = ( parameters.alignment instanceof THREE.Vector2 ) ? parameters.alignment : THREE.SpriteAlignment.center;
+
+	this.rotation3d = this.rotation;
+	this.rotation = 0;
+	this.opacity = 1;
+
+	this.uvOffset = new THREE.Vector2( 0, 0 );
+	this.uvScale  = new THREE.Vector2( 1, 1 );
+
+};
+
+THREE.Sprite.prototype = new THREE.Object3D();
+THREE.Sprite.prototype.constructor = THREE.Sprite;
+
+
+/*
+ * Custom update matrix
+ */
+
+THREE.Sprite.prototype.updateMatrix = function () {
+
+	this.matrix.setPosition( this.position );
+
+	this.rotation3d.set( 0, 0, this.rotation );
+	this.matrix.setRotationFromEuler( this.rotation3d );
+
+	if ( this.scale.x !== 1 || this.scale.y !== 1 ) {
+
+		this.matrix.scale( this.scale );
+		this.boundRadiusScale = Math.max( this.scale.x, this.scale.y );
+
+	}
+
+	this.matrixWorldNeedsUpdate = true;
+
+};
+
+/*
+ * Alignment
+ */
+
+THREE.SpriteAlignment = {};
+THREE.SpriteAlignment.topLeft = new THREE.Vector2( 1, -1 );
+THREE.SpriteAlignment.topCenter = new THREE.Vector2( 0, -1 );
+THREE.SpriteAlignment.topRight = new THREE.Vector2( -1, -1 );
+THREE.SpriteAlignment.centerLeft = new THREE.Vector2( 1, 0 );
+THREE.SpriteAlignment.center = new THREE.Vector2( 0, 0 );
+THREE.SpriteAlignment.centerRight = new THREE.Vector2( -1, 0 );
+THREE.SpriteAlignment.bottomLeft = new THREE.Vector2( 1, 1 );
+THREE.SpriteAlignment.bottomCenter = new THREE.Vector2( 0, 1 );
+THREE.SpriteAlignment.bottomRight = new THREE.Vector2( -1, 1 );
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+THREE.Scene = function () {
+
+	THREE.Object3D.call( this );
+
+	this.fog = null;
+	this.overrideMaterial = null;
+
+	this.matrixAutoUpdate = false;
+
+	this.__objects = [];
+	this.__lights = [];
+
+	this.__objectsAdded = [];
+	this.__objectsRemoved = [];
+
+};
+
+THREE.Scene.prototype = new THREE.Object3D();
+THREE.Scene.prototype.constructor = THREE.Scene;
+
+THREE.Scene.prototype.__addObject = function ( object ) {
+
+	if ( object instanceof THREE.Light ) {
+
+		if ( this.__lights.indexOf( object ) === - 1 ) {
+
+			this.__lights.push( object );
+
+		}
+
+	} else if ( !( object instanceof THREE.Camera || object instanceof THREE.Bone ) ) {
+
+		if ( this.__objects.indexOf( object ) === - 1 ) {
+
+			this.__objects.push( object );
+			this.__objectsAdded.push( object );
+
+			// check if previously removed
+
+			var i = this.__objectsRemoved.indexOf( object );
+
+			if ( i !== -1 ) {
+
+				this.__objectsRemoved.splice( i, 1 );
+
+			}
+
+		}
+
+	}
+
+	for ( var c = 0; c < object.children.length; c ++ ) {
+
+		this.__addObject( object.children[ c ] );
+
+	}
+
+};
+
+THREE.Scene.prototype.__removeObject = function ( object ) {
+
+	if ( object instanceof THREE.Light ) {
+
+		var i = this.__lights.indexOf( object );
+
+		if ( i !== -1 ) {
+
+			this.__lights.splice( i, 1 );
+
+		}
+
+	} else if ( !( object instanceof THREE.Camera ) ) {
+
+		var i = this.__objects.indexOf( object );
+
+		if( i !== -1 ) {
+
+			this.__objects.splice( i, 1 );
+			this.__objectsRemoved.push( object );
+
+			// check if previously added
+
+			var ai = this.__objectsAdded.indexOf( object );
+
+			if ( ai !== -1 ) {
+
+				this.__objectsAdded.splice( ai, 1 );
+
+			}
+
+		}
+
+	}
+
+	for ( var c = 0; c < object.children.length; c ++ ) {
+
+		this.__removeObject( object.children[ c ] );
+
+	}
+
+};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+THREE.DOMRenderer = function () {
+
+	console.log( 'THREE.DOMRenderer', THREE.REVISION );
+
+	var _renderData, _elements,
+	_width, _height, _widthHalf, _heightHalf, _transformProp,
+	_projector = new THREE.Projector();
+
+	var getSupportedProp = function ( proparray ) {
+
+		var root = document.documentElement
+
+		for ( var i = 0; i < proparray.length; i ++ ) {
+
+			if ( typeof root.style[ proparray[ i ] ] === "string" ) {
+
+				return proparray[i];
+
+			}
+
+		}
+
+		return null;
+
+	};
+
+	_transformProp = getSupportedProp( [ 'transform', 'MozTransform', 'WebkitTransform', 'msTransform', 'OTransform' ] );
+
+	this.domElement = document.createElement( 'div' );
+
+	this.setSize = function ( width, height ) {
+
+		_width = width;
+		_height = height;
+
+		_widthHalf = _width / 2;
+		_heightHalf = _height / 2;
+
+	};
+
+	this.render = function ( scene, camera ) {
+
+		var e, el, m, ml, element, material, dom, v1x, v1y;
+
+		_renderData = _projector.projectScene( scene, camera );
+		_elements = _renderData.elements;
+
+		for ( e = 0, el = _elements.length; e < el; e ++ ) {
+
+			element = _elements[ e ];
+
+			if ( element instanceof THREE.RenderableParticle && element.material instanceof THREE.ParticleDOMMaterial ) {
+
+				dom = element.material.domElement;
+
+				v1x = element.x * _widthHalf + _widthHalf - ( dom.offsetWidth >> 1 );
+				v1y = element.y * _heightHalf + _heightHalf - ( dom.offsetHeight >> 1 );
+
+				dom.style.left = v1x + 'px';
+				dom.style.top = v1y + 'px';
+				dom.style.zIndex = Math.abs( Math.floor( ( 1 - element.z ) * camera.far / camera.near ) )
+
+				if ( _transformProp ) {
+
+					var scaleX = element.scale.x * _widthHalf;
+					var scaleY = element.scale.y * _heightHalf;
+					var scaleVal = "scale(" + scaleX + "," + scaleY + ")";
+
+					dom.style[ _transformProp ] = scaleVal;
+
+				}
+
+			}
+
+		}
+
+	};
+
+};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+THREE.RenderableParticle = function () {
+
+	this.x = null;
+	this.y = null;
+	this.z = null;
+
+	this.rotation = null;
+	this.scale = new THREE.Vector2();
+
+	this.material = null;
+
+};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+THREE.RenderableVertex = function () {
+
+	this.positionWorld = new THREE.Vector3();
+	this.positionScreen = new THREE.Vector4();
+
+	this.visible = true;
+
+};
+
+THREE.RenderableVertex.prototype.copy = function ( vertex ) {
+
+	this.positionWorld.copy( vertex.positionWorld );
+	this.positionScreen.copy( vertex.positionScreen );
+
+}
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+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.material = null;
+	this.faceMaterial = null;
+	this.uvs = [[]];
+
+	this.z = null;
+
+};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+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.material = null;
+	this.faceMaterial = null;
+	this.uvs = [[]];
+
+	this.z = null;
+
+};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+THREE.RenderableObject = function () {
+
+	this.object = null;
+	this.z = null;
+
+};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+THREE.RenderableParticle = function () {
+
+	this.x = null;
+	this.y = null;
+	this.z = null;
+
+	this.rotation = null;
+	this.scale = new THREE.Vector2();
+
+	this.material = null;
+
+};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+THREE.RenderableLine = function () {
+
+	this.z = null;
+
+	this.v1 = new THREE.RenderableVertex();
+	this.v2 = new THREE.RenderableVertex();
+
+	this.material = null;
+
+};

build/custom/ThreeSVG.js

@@ -1,164 +1,6310 @@
-// ThreeSVG.js - http://github.com/mrdoob/three.js
-'use strict';var THREE=THREE||{REVISION:"49dev"};self.Int32Array||(self.Int32Array=Array,self.Float32Array=Array);
-(function(){for(var a=0,b=["ms","moz","webkit","o"],c=0;c<b.length&&!window.requestAnimationFrame;++c){window.requestAnimationFrame=window[b[c]+"RequestAnimationFrame"];window.cancelAnimationFrame=window[b[c]+"CancelAnimationFrame"]||window[b[c]+"CancelRequestAnimationFrame"]}if(!window.requestAnimationFrame)window.requestAnimationFrame=function(b){var c=Date.now(),f=Math.max(0,16-(c-a)),g=window.setTimeout(function(){b(c+f)},f);a=c+f;return g};if(!window.cancelAnimationFrame)window.cancelAnimationFrame=
-function(a){clearTimeout(a)}})();THREE.Color=function(a){a!==void 0&&this.setHex(a);return this};
-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},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;if(c===0)this.r=this.g=this.b=0;else{d=Math.floor(a*6);e=a*6-d;a=c*(1-b);f=c*(1-b*e);b=c*(1-b*(1-e));switch(d){case 1:this.r=f;this.g=c;this.b=a;break;case 2:this.r=a;this.g=c;this.b=b;break;case 3:this.r=a;this.g=f;this.b=c;break;case 4:this.r=b;this.g=a;this.b=c;break;case 5:this.r=c;this.g=a;this.b=f;break;case 6:case 0:this.r=c;this.g=b;this.b=a}}return this},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},lerpSelf:function(a,b){this.r=this.r+(a.r-this.r)*b;this.g=this.g+(a.g-this.g)*b;this.b=this.b+(a.b-this.b)*b;return this},getHex:function(){return Math.floor(this.r*255)<<16^Math.floor(this.g*255)<<8^Math.floor(this.b*255)},getContextStyle:function(){return"rgb("+Math.floor(this.r*255)+","+Math.floor(this.g*255)+","+Math.floor(this.b*255)+")"},clone:function(){return(new THREE.Color).setRGB(this.r,this.g,this.b)}};
-THREE.Vector2=function(a,b){this.x=a||0;this.y=b||0};
-THREE.Vector2.prototype={constructor:THREE.Vector2,set:function(a,b){this.x=a;this.y=b;return this},copy:function(a){this.x=a.x;this.y=a.y;return this},add:function(a,b){this.x=a.x+b.x;this.y=a.y+b.y;return this},addSelf:function(a){this.x=this.x+a.x;this.y=this.y+a.y;return this},sub:function(a,b){this.x=a.x-b.x;this.y=a.y-b.y;return this},subSelf:function(a){this.x=this.x-a.x;this.y=this.y-a.y;return this},multiplyScalar:function(a){this.x=this.x*a;this.y=this.y*a;return this},divideScalar:function(a){if(a){this.x=
-this.x/a;this.y=this.y/a}else this.set(0,0);return this},negate:function(){return this.multiplyScalar(-1)},dot:function(a){return this.x*a.x+this.y*a.y},lengthSq:function(){return this.x*this.x+this.y*this.y},length:function(){return Math.sqrt(this.lengthSq())},normalize:function(){return this.divideScalar(this.length())},distanceTo:function(a){return Math.sqrt(this.distanceToSquared(a))},distanceToSquared:function(a){var b=this.x-a.x,a=this.y-a.y;return b*b+a*a},setLength:function(a){return this.normalize().multiplyScalar(a)},
-lerpSelf:function(a,b){this.x=this.x+(a.x-this.x)*b;this.y=this.y+(a.y-this.y)*b;return this},equals:function(a){return a.x===this.x&&a.y===this.y},isZero:function(){return this.lengthSq()<1.0E-4},clone:function(){return new THREE.Vector2(this.x,this.y)}};THREE.Vector3=function(a,b,c){this.x=a||0;this.y=b||0;this.z=c||0};
-THREE.Vector3.prototype={constructor:THREE.Vector3,set:function(a,b,c){this.x=a;this.y=b;this.z=c;return this},setX:function(a){this.x=a;return this},setY:function(a){this.y=a;return this},setZ:function(a){this.z=a;return this},copy:function(a){this.x=a.x;this.y=a.y;this.z=a.z;return this},add:function(a,b){this.x=a.x+b.x;this.y=a.y+b.y;this.z=a.z+b.z;return this},addSelf:function(a){this.x=this.x+a.x;this.y=this.y+a.y;this.z=this.z+a.z;return this},addScalar:function(a){this.x=this.x+a;this.y=this.y+
-a;this.z=this.z+a;return this},sub:function(a,b){this.x=a.x-b.x;this.y=a.y-b.y;this.z=a.z-b.z;return this},subSelf:function(a){this.x=this.x-a.x;this.y=this.y-a.y;this.z=this.z-a.z;return this},multiply:function(a,b){this.x=a.x*b.x;this.y=a.y*b.y;this.z=a.z*b.z;return this},multiplySelf:function(a){this.x=this.x*a.x;this.y=this.y*a.y;this.z=this.z*a.z;return this},multiplyScalar:function(a){this.x=this.x*a;this.y=this.y*a;this.z=this.z*a;return this},divideSelf:function(a){this.x=this.x/a.x;this.y=
-this.y/a.y;this.z=this.z/a.z;return this},divideScalar:function(a){if(a){this.x=this.x/a;this.y=this.y/a;this.z=this.z/a}else this.z=this.y=this.x=0;return this},negate:function(){return this.multiplyScalar(-1)},dot:function(a){return this.x*a.x+this.y*a.y+this.z*a.z},lengthSq:function(){return this.x*this.x+this.y*this.y+this.z*this.z},length:function(){return Math.sqrt(this.lengthSq())},lengthManhattan:function(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)},normalize:function(){return this.divideScalar(this.length())},
-setLength:function(a){return this.normalize().multiplyScalar(a)},lerpSelf:function(a,b){this.x=this.x+(a.x-this.x)*b;this.y=this.y+(a.y-this.y)*b;this.z=this.z+(a.z-this.z)*b;return this},cross:function(a,b){this.x=a.y*b.z-a.z*b.y;this.y=a.z*b.x-a.x*b.z;this.z=a.x*b.y-a.y*b.x;return this},crossSelf:function(a){var b=this.x,c=this.y,d=this.z;this.x=c*a.z-d*a.y;this.y=d*a.x-b*a.z;this.z=b*a.y-c*a.x;return this},distanceTo:function(a){return Math.sqrt(this.distanceToSquared(a))},distanceToSquared:function(a){return(new THREE.Vector3).sub(this,
-a).lengthSq()},getPositionFromMatrix:function(a){this.x=a.n14;this.y=a.n24;this.z=a.n34;return this},getRotationFromMatrix:function(a,b){var c=b?b.x:1,d=b?b.y:1,e=b?b.z:1,f=a.n11/c,g=a.n12/d,c=a.n21/c,d=a.n22/d,i=a.n23/e,j=a.n33/e;this.y=Math.asin(a.n13/e);e=Math.cos(this.y);if(Math.abs(e)>1.0E-5){this.x=Math.atan2(-i/e,j/e);this.z=Math.atan2(-g/e,f/e)}else{this.x=0;this.z=Math.atan2(c,d)}return this},getScaleFromMatrix:function(a){var b=this.set(a.n11,a.n21,a.n31).length(),c=this.set(a.n12,a.n22,
-a.n32).length(),a=this.set(a.n13,a.n23,a.n33).length();this.x=b;this.y=c;this.z=a},equals:function(a){return a.x===this.x&&a.y===this.y&&a.z===this.z},isZero:function(){return this.lengthSq()<1.0E-4},clone:function(){return new THREE.Vector3(this.x,this.y,this.z)}};THREE.Vector4=function(a,b,c,d){this.x=a||0;this.y=b||0;this.z=c||0;this.w=d!==void 0?d:1};
-THREE.Vector4.prototype={constructor:THREE.Vector4,set:function(a,b,c,d){this.x=a;this.y=b;this.z=c;this.w=d;return this},copy:function(a){this.x=a.x;this.y=a.y;this.z=a.z;this.w=a.w!==void 0?a.w:1;return this},add:function(a,b){this.x=a.x+b.x;this.y=a.y+b.y;this.z=a.z+b.z;this.w=a.w+b.w;return this},addSelf:function(a){this.x=this.x+a.x;this.y=this.y+a.y;this.z=this.z+a.z;this.w=this.w+a.w;return this},sub:function(a,b){this.x=a.x-b.x;this.y=a.y-b.y;this.z=a.z-b.z;this.w=a.w-b.w;return this},subSelf:function(a){this.x=
-this.x-a.x;this.y=this.y-a.y;this.z=this.z-a.z;this.w=this.w-a.w;return this},multiplyScalar:function(a){this.x=this.x*a;this.y=this.y*a;this.z=this.z*a;this.w=this.w*a;return this},divideScalar:function(a){if(a){this.x=this.x/a;this.y=this.y/a;this.z=this.z/a;this.w=this.w/a}else{this.z=this.y=this.x=0;this.w=1}return this},negate:function(){return this.multiplyScalar(-1)},dot:function(a){return this.x*a.x+this.y*a.y+this.z*a.z+this.w*a.w},lengthSq:function(){return this.dot(this)},length:function(){return Math.sqrt(this.lengthSq())},
-normalize:function(){return this.divideScalar(this.length())},setLength:function(a){return this.normalize().multiplyScalar(a)},lerpSelf:function(a,b){this.x=this.x+(a.x-this.x)*b;this.y=this.y+(a.y-this.y)*b;this.z=this.z+(a.z-this.z)*b;this.w=this.w+(a.w-this.w)*b;return this},clone:function(){return new THREE.Vector4(this.x,this.y,this.z,this.w)}};THREE.Frustum=function(){this.planes=[new THREE.Vector4,new THREE.Vector4,new THREE.Vector4,new THREE.Vector4,new THREE.Vector4,new THREE.Vector4]};
-THREE.Frustum.prototype.setFromMatrix=function(a){var b,c=this.planes;c[0].set(a.n41-a.n11,a.n42-a.n12,a.n43-a.n13,a.n44-a.n14);c[1].set(a.n41+a.n11,a.n42+a.n12,a.n43+a.n13,a.n44+a.n14);c[2].set(a.n41+a.n21,a.n42+a.n22,a.n43+a.n23,a.n44+a.n24);c[3].set(a.n41-a.n21,a.n42-a.n22,a.n43-a.n23,a.n44-a.n24);c[4].set(a.n41-a.n31,a.n42-a.n32,a.n43-a.n33,a.n44-a.n34);c[5].set(a.n41+a.n31,a.n42+a.n32,a.n43+a.n33,a.n44+a.n34);for(a=0;a<6;a++){b=c[a];b.divideScalar(Math.sqrt(b.x*b.x+b.y*b.y+b.z*b.z))}};
-THREE.Frustum.prototype.contains=function(a){for(var b=this.planes,c=a.matrixWorld,d=-a.geometry.boundingSphere.radius*c.getMaxScaleOnAxis(),e=0;e<6;e++){a=b[e].x*c.n14+b[e].y*c.n24+b[e].z*c.n34+b[e].w;if(a<=d)return false}return true};THREE.Frustum.__v1=new THREE.Vector3;
-THREE.Ray=function(a,b){function c(a,b,c){o.sub(c,a);H=o.dot(b);w=p.add(a,u.copy(b).multiplyScalar(H));return D=c.distanceTo(w)}function d(a,b,c,d){o.sub(d,b);p.sub(c,b);u.sub(a,b);s=o.dot(o);t=o.dot(p);y=o.dot(u);x=p.dot(p);z=p.dot(u);E=1/(s*x-t*t);B=(x*y-t*z)*E;F=(s*z-t*y)*E;return B>=0&&F>=0&&B+F<1}this.origin=a||new THREE.Vector3;this.direction=b||new THREE.Vector3;var e=1.0E-4;this.setPrecision=function(a){e=a};var f=new THREE.Vector3,g=new THREE.Vector3,i=new THREE.Vector3,j=new THREE.Vector3,
-h=new THREE.Vector3,k=new THREE.Vector3,m=new THREE.Vector3,n=new THREE.Vector3,l=new THREE.Vector3;this.intersectObject=function(a){var b,o=[];if(a instanceof THREE.Particle){var p=c(this.origin,this.direction,a.matrixWorld.getPosition());if(p>a.scale.x)return[];b={distance:p,point:a.position,face:null,object:a};o.push(b)}else if(a instanceof THREE.Mesh){var p=c(this.origin,this.direction,a.matrixWorld.getPosition()),N=THREE.Frustum.__v1.set(a.matrixWorld.getColumnX().length(),a.matrixWorld.getColumnY().length(),
-a.matrixWorld.getColumnZ().length());if(p>a.geometry.boundingSphere.radius*Math.max(N.x,Math.max(N.y,N.z)))return o;var s,t,u=a.geometry,r=u.vertices,q;a.matrixRotationWorld.extractRotation(a.matrixWorld);p=0;for(N=u.faces.length;p<N;p++){b=u.faces[p];h.copy(this.origin);k.copy(this.direction);q=a.matrixWorld;m=q.multiplyVector3(m.copy(b.centroid)).subSelf(h);n=a.matrixRotationWorld.multiplyVector3(n.copy(b.normal));s=k.dot(n);if(!(Math.abs(s)<e)){t=n.dot(m)/s;if(!(t<0)&&(a.doubleSided||(a.flipSided?
-s>0:s<0))){l.add(h,k.multiplyScalar(t));if(b instanceof THREE.Face3){f=q.multiplyVector3(f.copy(r[b.a]));g=q.multiplyVector3(g.copy(r[b.b]));i=q.multiplyVector3(i.copy(r[b.c]));if(d(l,f,g,i)){b={distance:h.distanceTo(l),point:l.clone(),face:b,object:a};o.push(b)}}else if(b instanceof THREE.Face4){f=q.multiplyVector3(f.copy(r[b.a]));g=q.multiplyVector3(g.copy(r[b.b]));i=q.multiplyVector3(i.copy(r[b.c]));j=q.multiplyVector3(j.copy(r[b.d]));if(d(l,f,g,j)||d(l,g,i,j)){b={distance:h.distanceTo(l),point:l.clone(),
-face:b,object:a};o.push(b)}}}}}}return o};this.intersectObjects=function(a){for(var b=[],c=0,d=a.length;c<d;c++)Array.prototype.push.apply(b,this.intersectObject(a[c]));b.sort(function(a,b){return a.distance-b.distance});return b};var o=new THREE.Vector3,p=new THREE.Vector3,u=new THREE.Vector3,H,w,D,s,t,y,x,z,E,B,F};
-THREE.Rectangle=function(){function a(){f=d-b;g=e-c}var b,c,d,e,f,g,i=true;this.getX=function(){return b};this.getY=function(){return c};this.getWidth=function(){return f};this.getHeight=function(){return g};this.getLeft=function(){return b};this.getTop=function(){return c};this.getRight=function(){return d};this.getBottom=function(){return e};this.set=function(f,h,g,m){i=false;b=f;c=h;d=g;e=m;a()};this.addPoint=function(f,h){if(i){i=false;b=f;c=h;d=f;e=h}else{b=b<f?b:f;c=c<h?c:h;d=d>f?d:f;e=e>h?
-e:h}a()};this.add3Points=function(f,h,g,m,n,l){if(i){i=false;b=f<g?f<n?f:n:g<n?g:n;c=h<m?h<l?h:l:m<l?m:l;d=f>g?f>n?f:n:g>n?g:n;e=h>m?h>l?h:l:m>l?m:l}else{b=f<g?f<n?f<b?f:b:n<b?n:b:g<n?g<b?g:b:n<b?n:b;c=h<m?h<l?h<c?h:c:l<c?l:c:m<l?m<c?m:c:l<c?l:c;d=f>g?f>n?f>d?f:d:n>d?n:d:g>n?g>d?g:d:n>d?n:d;e=h>m?h>l?h>e?h:e:l>e?l:e:m>l?m>e?m:e:l>e?l:e}a()};this.addRectangle=function(f){if(i){i=false;b=f.getLeft();c=f.getTop();d=f.getRight();e=f.getBottom()}else{b=b<f.getLeft()?b:f.getLeft();c=c<f.getTop()?c:f.getTop();
-d=d>f.getRight()?d:f.getRight();e=e>f.getBottom()?e:f.getBottom()}a()};this.inflate=function(f){b=b-f;c=c-f;d=d+f;e=e+f;a()};this.minSelf=function(f){b=b>f.getLeft()?b:f.getLeft();c=c>f.getTop()?c:f.getTop();d=d<f.getRight()?d:f.getRight();e=e<f.getBottom()?e:f.getBottom();a()};this.intersects=function(a){return d<a.getLeft()||b>a.getRight()||e<a.getTop()||c>a.getBottom()?false:true};this.empty=function(){i=true;e=d=c=b=0;a()};this.isEmpty=function(){return i}};
-THREE.Math={clamp:function(a,b,c){return a<b?b:a>c?c:a},clampBottom:function(a,b){return a<b?b:a},mapLinear:function(a,b,c,d,e){return d+(a-b)*(e-d)/(c-b)},random16:function(){return(65280*Math.random()+255*Math.random())/65535},randInt:function(a,b){return a+Math.floor(Math.random()*(b-a+1))},randFloat:function(a,b){return a+Math.random()*(b-a)},randFloatSpread:function(a){return a*(0.5-Math.random())},sign:function(a){return a<0?-1:a>0?1:0}};THREE.Matrix3=function(){this.m=[]};
-THREE.Matrix3.prototype={constructor:THREE.Matrix3,getInverse:function(a){var b=a.n33*a.n22-a.n32*a.n23,c=-a.n33*a.n21+a.n31*a.n23,d=a.n32*a.n21-a.n31*a.n22,e=-a.n33*a.n12+a.n32*a.n13,f=a.n33*a.n11-a.n31*a.n13,g=-a.n32*a.n11+a.n31*a.n12,i=a.n23*a.n12-a.n22*a.n13,j=-a.n23*a.n11+a.n21*a.n13,h=a.n22*a.n11-a.n21*a.n12,a=a.n11*b+a.n21*e+a.n31*i;a===0&&console.warn("Matrix3.getInverse(): determinant == 0");var a=1/a,k=this.m;k[0]=a*b;k[1]=a*c;k[2]=a*d;k[3]=a*e;k[4]=a*f;k[5]=a*g;k[6]=a*i;k[7]=a*j;k[8]=a*
-h;return this},transposeIntoArray:function(a){var b=this.m;a[0]=b[0];a[1]=b[3];a[2]=b[6];a[3]=b[1];a[4]=b[4];a[5]=b[7];a[6]=b[2];a[7]=b[5];a[8]=b[8];return this}};THREE.Matrix4=function(a,b,c,d,e,f,g,i,j,h,k,m,n,l,o,p){this.set(a!==void 0?a:1,b||0,c||0,d||0,e||0,f!==void 0?f:1,g||0,i||0,j||0,h||0,k!==void 0?k:1,m||0,n||0,l||0,o||0,p!==void 0?p:1)};
-THREE.Matrix4.prototype={constructor:THREE.Matrix4,set:function(a,b,c,d,e,f,g,i,j,h,k,m,n,l,o,p){this.n11=a;this.n12=b;this.n13=c;this.n14=d;this.n21=e;this.n22=f;this.n23=g;this.n24=i;this.n31=j;this.n32=h;this.n33=k;this.n34=m;this.n41=n;this.n42=l;this.n43=o;this.n44=p;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,e=THREE.Matrix4.__v2,f=THREE.Matrix4.__v3;f.sub(a,b).normalize();if(f.length()===0)f.z=1;d.cross(c,f).normalize();if(d.length()===0){f.x=f.x+1.0E-4;d.cross(c,f).normalize()}e.cross(f,d);this.n11=d.x;this.n12=e.x;this.n13=f.x;this.n21=d.y;this.n22=e.y;this.n23=f.y;this.n31=d.z;this.n32=e.z;this.n33=f.z;return this},multiply:function(a,b){var c=a.n11,d=a.n12,e=a.n13,f=a.n14,g=a.n21,i=a.n22,j=a.n23,h=a.n24,k=a.n31,m=a.n32,n=a.n33,l=a.n34,o=a.n41,p=a.n42,u=a.n43,H=a.n44,
-w=b.n11,D=b.n12,s=b.n13,t=b.n14,y=b.n21,x=b.n22,z=b.n23,E=b.n24,B=b.n31,F=b.n32,A=b.n33,L=b.n34,P=b.n41,M=b.n42,N=b.n43,T=b.n44;this.n11=c*w+d*y+e*B+f*P;this.n12=c*D+d*x+e*F+f*M;this.n13=c*s+d*z+e*A+f*N;this.n14=c*t+d*E+e*L+f*T;this.n21=g*w+i*y+j*B+h*P;this.n22=g*D+i*x+j*F+h*M;this.n23=g*s+i*z+j*A+h*N;this.n24=g*t+i*E+j*L+h*T;this.n31=k*w+m*y+n*B+l*P;this.n32=k*D+m*x+n*F+l*M;this.n33=k*s+m*z+n*A+l*N;this.n34=k*t+m*E+n*L+l*T;this.n41=o*w+p*y+u*B+H*P;this.n42=o*D+p*x+u*F+H*M;this.n43=o*s+p*z+u*A+H*
-N;this.n44=o*t+p*E+u*L+H*T;return this},multiplySelf:function(a){return this.multiply(this,a)},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},multiplyScalar:function(a){this.n11=this.n11*a;this.n12=this.n12*a;this.n13=this.n13*a;this.n14=this.n14*a;this.n21=
-this.n21*a;this.n22=this.n22*a;this.n23=this.n23*a;this.n24=this.n24*a;this.n31=this.n31*a;this.n32=this.n32*a;this.n33=this.n33*a;this.n34=this.n34*a;this.n41=this.n41*a;this.n42=this.n42*a;this.n43=this.n43*a;this.n44=this.n44*a;return this},multiplyVector3:function(a){var b=a.x,c=a.y,d=a.z,e=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)*e;a.y=(this.n21*b+this.n22*c+this.n23*d+this.n24)*e;a.z=(this.n31*b+this.n32*c+this.n33*d+this.n34)*e;return a},
-multiplyVector4:function(a){var b=a.x,c=a.y,d=a.z,e=a.w;a.x=this.n11*b+this.n12*c+this.n13*d+this.n14*e;a.y=this.n21*b+this.n22*c+this.n23*d+this.n24*e;a.z=this.n31*b+this.n32*c+this.n33*d+this.n34*e;a.w=this.n41*b+this.n42*c+this.n43*d+this.n44*e;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},determinant:function(){var a=this.n11,b=this.n12,c=this.n13,d=this.n14,e=this.n21,f=this.n22,g=this.n23,i=this.n24,j=this.n31,h=this.n32,k=this.n33,m=this.n34,n=this.n41,l=this.n42,o=this.n43,p=this.n44;return d*g*h*n-c*i*h*n-d*f*k*n+b*i*k*n+c*f*m*n-b*g*m*n-d*g*j*l+c*i*j*l+d*e*
-k*l-a*i*k*l-c*e*m*l+a*g*m*l+d*f*j*o-b*i*j*o-d*e*h*o+a*i*h*o+b*e*m*o-a*f*m*o-c*f*j*p+b*g*j*p+c*e*h*p-a*g*h*p-b*e*k*p+a*f*k*p},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.n34=a;return this},flattenToArray:function(a){a[0]=this.n11;a[1]=this.n21;a[2]=this.n31;a[3]=this.n41;a[4]=this.n12;
-a[5]=this.n22;a[6]=this.n32;a[7]=this.n42;a[8]=this.n13;a[9]=this.n23;a[10]=this.n33;a[11]=this.n43;a[12]=this.n14;a[13]=this.n24;a[14]=this.n34;a[15]=this.n44;return a},flattenToArrayOffset:function(a,b){a[b]=this.n11;a[b+1]=this.n21;a[b+2]=this.n31;a[b+3]=this.n41;a[b+4]=this.n12;a[b+5]=this.n22;a[b+6]=this.n32;a[b+7]=this.n42;a[b+8]=this.n13;a[b+9]=this.n23;a[b+10]=this.n33;a[b+11]=this.n43;a[b+12]=this.n14;a[b+13]=this.n24;a[b+14]=this.n34;a[b+15]=this.n44;return a},getPosition:function(){return THREE.Matrix4.__v1.set(this.n14,
-this.n24,this.n34)},setPosition:function(a){this.n14=a.x;this.n24=a.y;this.n34=a.z;return this},getColumnX:function(){return THREE.Matrix4.__v1.set(this.n11,this.n21,this.n31)},getColumnY:function(){return THREE.Matrix4.__v1.set(this.n12,this.n22,this.n32)},getColumnZ:function(){return THREE.Matrix4.__v1.set(this.n13,this.n23,this.n33)},getInverse:function(a){var b=a.n11,c=a.n12,d=a.n13,e=a.n14,f=a.n21,g=a.n22,i=a.n23,j=a.n24,h=a.n31,k=a.n32,m=a.n33,n=a.n34,l=a.n41,o=a.n42,p=a.n43,u=a.n44;this.n11=
-i*n*o-j*m*o+j*k*p-g*n*p-i*k*u+g*m*u;this.n12=e*m*o-d*n*o-e*k*p+c*n*p+d*k*u-c*m*u;this.n13=d*j*o-e*i*o+e*g*p-c*j*p-d*g*u+c*i*u;this.n14=e*i*k-d*j*k-e*g*m+c*j*m+d*g*n-c*i*n;this.n21=j*m*l-i*n*l-j*h*p+f*n*p+i*h*u-f*m*u;this.n22=d*n*l-e*m*l+e*h*p-b*n*p-d*h*u+b*m*u;this.n23=e*i*l-d*j*l-e*f*p+b*j*p+d*f*u-b*i*u;this.n24=d*j*h-e*i*h+e*f*m-b*j*m-d*f*n+b*i*n;this.n31=g*n*l-j*k*l+j*h*o-f*n*o-g*h*u+f*k*u;this.n32=e*k*l-c*n*l-e*h*o+b*n*o+c*h*u-b*k*u;this.n33=c*j*l-e*g*l+e*f*o-b*j*o-c*f*u+b*g*u;this.n34=e*g*h-
-c*j*h-e*f*k+b*j*k+c*f*n-b*g*n;this.n41=i*k*l-g*m*l-i*h*o+f*m*o+g*h*p-f*k*p;this.n42=c*m*l-d*k*l+d*h*o-b*m*o-c*h*p+b*k*p;this.n43=d*g*l-c*i*l-d*f*o+b*i*o+c*f*p-b*g*p;this.n44=c*i*h-d*g*h+d*f*k-b*i*k-c*f*m+b*g*m;this.multiplyScalar(1/a.determinant());return this},setRotationFromEuler:function(a,b){var c=a.x,d=a.y,e=a.z,f=Math.cos(c),c=Math.sin(c),g=Math.cos(d),d=Math.sin(d),i=Math.cos(e),e=Math.sin(e);switch(b){case "YXZ":var j=g*i,h=g*e,k=d*i,m=d*e;this.n11=j+m*c;this.n12=k*c-h;this.n13=f*d;this.n21=
-f*e;this.n22=f*i;this.n23=-c;this.n31=h*c-k;this.n32=m+j*c;this.n33=f*g;break;case "ZXY":j=g*i;h=g*e;k=d*i;m=d*e;this.n11=j-m*c;this.n12=-f*e;this.n13=k+h*c;this.n21=h+k*c;this.n22=f*i;this.n23=m-j*c;this.n31=-f*d;this.n32=c;this.n33=f*g;break;case "ZYX":j=f*i;h=f*e;k=c*i;m=c*e;this.n11=g*i;this.n12=k*d-h;this.n13=j*d+m;this.n21=g*e;this.n22=m*d+j;this.n23=h*d-k;this.n31=-d;this.n32=c*g;this.n33=f*g;break;case "YZX":j=f*g;h=f*d;k=c*g;m=c*d;this.n11=g*i;this.n12=m-j*e;this.n13=k*e+h;this.n21=e;this.n22=
-f*i;this.n23=-c*i;this.n31=-d*i;this.n32=h*e+k;this.n33=j-m*e;break;case "XZY":j=f*g;h=f*d;k=c*g;m=c*d;this.n11=g*i;this.n12=-e;this.n13=d*i;this.n21=j*e+m;this.n22=f*i;this.n23=h*e-k;this.n31=k*e-h;this.n32=c*i;this.n33=m*e+j;break;default:j=f*i;h=f*e;k=c*i;m=c*e;this.n11=g*i;this.n12=-g*e;this.n13=d;this.n21=h+k*d;this.n22=j-m*d;this.n23=-c*g;this.n31=m-j*d;this.n32=k+h*d;this.n33=f*g}return this},setRotationFromQuaternion:function(a){var b=a.x,c=a.y,d=a.z,e=a.w,f=b+b,g=c+c,i=d+d,a=b*f,j=b*g,b=
-b*i,h=c*g,c=c*i,d=d*i,f=e*f,g=e*g,e=e*i;this.n11=1-(h+d);this.n12=j-e;this.n13=b+g;this.n21=j+e;this.n22=1-(a+d);this.n23=c-f;this.n31=b-g;this.n32=c+f;this.n33=1-(a+h);return this},compose:function(a,b,c){var d=THREE.Matrix4.__m1,e=THREE.Matrix4.__m2;d.identity();d.setRotationFromQuaternion(b);e.makeScale(c.x,c.y,c.z);this.multiply(d,e);this.n14=a.x;this.n24=a.y;this.n34=a.z;return this},decompose:function(a,b,c){var d=THREE.Matrix4.__v1,e=THREE.Matrix4.__v2,f=THREE.Matrix4.__v3;d.set(this.n11,this.n21,
-this.n31);e.set(this.n12,this.n22,this.n32);f.set(this.n13,this.n23,this.n33);a=a instanceof THREE.Vector3?a:new THREE.Vector3;b=b instanceof THREE.Quaternion?b:new THREE.Quaternion;c=c instanceof THREE.Vector3?c:new THREE.Vector3;c.x=d.length();c.y=e.length();c.z=f.length();a.x=this.n14;a.y=this.n24;a.z=this.n34;d=THREE.Matrix4.__m1;d.copy(this);d.n11=d.n11/c.x;d.n21=d.n21/c.x;d.n31=d.n31/c.x;d.n12=d.n12/c.y;d.n22=d.n22/c.y;d.n32=d.n32/c.y;d.n13=d.n13/c.z;d.n23=d.n23/c.z;d.n33=d.n33/c.z;b.setFromRotationMatrix(d);
-return[a,b,c]},extractPosition:function(a){this.n14=a.n14;this.n24=a.n24;this.n34=a.n34;return this},extractRotation:function(a){var b=THREE.Matrix4.__v1,c=1/b.set(a.n11,a.n21,a.n31).length(),d=1/b.set(a.n12,a.n22,a.n32).length(),b=1/b.set(a.n13,a.n23,a.n33).length();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*b;this.n23=a.n23*b;this.n33=a.n33*b;return this},translate:function(a){var b=a.x,c=a.y,a=a.z;this.n14=this.n11*b+this.n12*
-c+this.n13*a+this.n14;this.n24=this.n21*b+this.n22*c+this.n23*a+this.n24;this.n34=this.n31*b+this.n32*c+this.n33*a+this.n34;this.n44=this.n41*b+this.n42*c+this.n43*a+this.n44;return this},rotateX:function(a){var b=this.n12,c=this.n22,d=this.n32,e=this.n42,f=this.n13,g=this.n23,i=this.n33,j=this.n43,h=Math.cos(a),a=Math.sin(a);this.n12=h*b+a*f;this.n22=h*c+a*g;this.n32=h*d+a*i;this.n42=h*e+a*j;this.n13=h*f-a*b;this.n23=h*g-a*c;this.n33=h*i-a*d;this.n43=h*j-a*e;return this},rotateY:function(a){var b=
-this.n11,c=this.n21,d=this.n31,e=this.n41,f=this.n13,g=this.n23,i=this.n33,j=this.n43,h=Math.cos(a),a=Math.sin(a);this.n11=h*b-a*f;this.n21=h*c-a*g;this.n31=h*d-a*i;this.n41=h*e-a*j;this.n13=h*f+a*b;this.n23=h*g+a*c;this.n33=h*i+a*d;this.n43=h*j+a*e;return this},rotateZ:function(a){var b=this.n11,c=this.n21,d=this.n31,e=this.n41,f=this.n12,g=this.n22,i=this.n32,j=this.n42,h=Math.cos(a),a=Math.sin(a);this.n11=h*b+a*f;this.n21=h*c+a*g;this.n31=h*d+a*i;this.n41=h*e+a*j;this.n12=h*f-a*b;this.n22=h*g-
-a*c;this.n32=h*i-a*d;this.n42=h*j-a*e;return this},rotateByAxis:function(a,b){if(a.x===1&&a.y===0&&a.z===0)return this.rotateX(b);if(a.x===0&&a.y===1&&a.z===0)return this.rotateY(b);if(a.x===0&&a.y===0&&a.z===1)return this.rotateZ(b);var c=a.x,d=a.y,e=a.z,f=Math.sqrt(c*c+d*d+e*e),c=c/f,d=d/f,e=e/f,f=c*c,g=d*d,i=e*e,j=Math.cos(b),h=Math.sin(b),k=1-j,m=c*d*k,n=c*e*k,k=d*e*k,c=c*h,l=d*h,h=e*h,e=f+(1-f)*j,f=m+h,d=n-l,m=m-h,g=g+(1-g)*j,h=k+c,n=n+l,k=k-c,i=i+(1-i)*j,j=this.n11,c=this.n21,l=this.n31,o=this.n41,
-p=this.n12,u=this.n22,H=this.n32,w=this.n42,D=this.n13,s=this.n23,t=this.n33,y=this.n43;this.n11=e*j+f*p+d*D;this.n21=e*c+f*u+d*s;this.n31=e*l+f*H+d*t;this.n41=e*o+f*w+d*y;this.n12=m*j+g*p+h*D;this.n22=m*c+g*u+h*s;this.n32=m*l+g*H+h*t;this.n42=m*o+g*w+h*y;this.n13=n*j+k*p+i*D;this.n23=n*c+k*u+i*s;this.n33=n*l+k*H+i*t;this.n43=n*o+k*w+i*y;return this},scale:function(a){var b=a.x,c=a.y,a=a.z;this.n11=this.n11*b;this.n12=this.n12*c;this.n13=this.n13*a;this.n21=this.n21*b;this.n22=this.n22*c;this.n23=
-this.n23*a;this.n31=this.n31*b;this.n32=this.n32*c;this.n33=this.n33*a;this.n41=this.n41*b;this.n42=this.n42*c;this.n43=this.n43*a;return this},getMaxScaleOnAxis:function(){return Math.sqrt(Math.max(this.n11*this.n11+this.n21*this.n21+this.n31*this.n31,Math.max(this.n12*this.n12+this.n22*this.n22+this.n32*this.n32,this.n13*this.n13+this.n23*this.n23+this.n33*this.n33)))},makeTranslation:function(a,b,c){this.set(1,0,0,a,0,1,0,b,0,0,1,c,0,0,0,1);return this},makeRotationX:function(a){var b=Math.cos(a),
-a=Math.sin(a);this.set(1,0,0,0,0,b,-a,0,0,a,b,0,0,0,0,1);return this},makeRotationY:function(a){var b=Math.cos(a),a=Math.sin(a);this.set(b,0,a,0,0,1,0,0,-a,0,b,0,0,0,0,1);return this},makeRotationZ:function(a){var b=Math.cos(a),a=Math.sin(a);this.set(b,-a,0,0,a,b,0,0,0,0,1,0,0,0,0,1);return this},makeRotationAxis:function(a,b){var c=Math.cos(b),d=Math.sin(b),e=1-c,f=a.x,g=a.y,i=a.z,j=e*f,h=e*g;this.set(j*f+c,j*g-d*i,j*i+d*g,0,j*g+d*i,h*g+c,h*i-d*f,0,j*i-d*g,h*i+d*f,e*i*i+c,0,0,0,0,1);return this},
-makeScale:function(a,b,c){this.set(a,0,0,0,0,b,0,0,0,0,c,0,0,0,0,1);return this},makeFrustum:function(a,b,c,d,e,f){this.n11=2*e/(b-a);this.n12=0;this.n13=(b+a)/(b-a);this.n21=this.n14=0;this.n22=2*e/(d-c);this.n23=(d+c)/(d-c);this.n32=this.n31=this.n24=0;this.n33=-(f+e)/(f-e);this.n34=-2*f*e/(f-e);this.n42=this.n41=0;this.n43=-1;this.n44=0;return this},makePerspective:function(a,b,c,d){var a=c*Math.tan(a*Math.PI/360),e=-a;return this.makeFrustum(e*b,a*b,e,a,c,d)},makeOrthographic:function(a,b,c,d,
-e,f){var g=b-a,i=c-d,j=f-e;this.n11=2/g;this.n13=this.n12=0;this.n14=-((b+a)/g);this.n21=0;this.n22=2/i;this.n23=0;this.n24=-((c+d)/i);this.n32=this.n31=0;this.n33=-2/j;this.n34=-((f+e)/j);this.n43=this.n42=this.n41=0;this.n44=1;return this},clone:function(){return new THREE.Matrix4(this.n11,this.n12,this.n13,this.n14,this.n21,this.n22,this.n23,this.n24,this.n31,this.n32,this.n33,this.n34,this.n41,this.n42,this.n43,this.n44)}};THREE.Matrix4.__v1=new THREE.Vector3;THREE.Matrix4.__v2=new THREE.Vector3;
-THREE.Matrix4.__v3=new THREE.Vector3;THREE.Matrix4.__m1=new THREE.Matrix4;THREE.Matrix4.__m2=new THREE.Matrix4;
-THREE.Object3D=function(){this.id=THREE.Object3DCount++;this.name="";this.parent=void 0;this.children=[];this.up=new THREE.Vector3(0,1,0);this.position=new THREE.Vector3;this.rotation=new THREE.Vector3;this.eulerOrder="XYZ";this.scale=new THREE.Vector3(1,1,1);this.flipSided=this.doubleSided=false;this.renderDepth=null;this.rotationAutoUpdate=true;this.matrix=new THREE.Matrix4;this.matrixWorld=new THREE.Matrix4;this.matrixRotationWorld=new THREE.Matrix4;this.matrixWorldNeedsUpdate=this.matrixAutoUpdate=
-true;this.quaternion=new THREE.Quaternion;this.useQuaternion=false;this.boundRadius=0;this.boundRadiusScale=1;this.visible=true;this.receiveShadow=this.castShadow=false;this.frustumCulled=true;this._vector=new THREE.Vector3};
-THREE.Object3D.prototype={constructor:THREE.Object3D,applyMatrix:function(a){this.matrix.multiply(a,this.matrix);this.scale.getScaleFromMatrix(this.matrix);this.rotation.getRotationFromMatrix(this.matrix,this.scale);this.position.getPositionFromMatrix(this.matrix)},translate:function(a,b){this.matrix.rotateAxis(b);this.position.addSelf(b.multiplyScalar(a))},translateX:function(a){this.translate(a,this._vector.set(1,0,0))},translateY:function(a){this.translate(a,this._vector.set(0,1,0))},translateZ:function(a){this.translate(a,
-this._vector.set(0,0,1))},lookAt:function(a){this.matrix.lookAt(a,this.position,this.up);this.rotationAutoUpdate&&this.rotation.getRotationFromMatrix(this.matrix)},add:function(a){if(a===this)console.warn("THREE.Object3D.add: An object can't be added as a child of itself.");else if(a instanceof THREE.Object3D){a.parent!==void 0&&a.parent.remove(a);a.parent=this;this.children.push(a);for(var b=this;b.parent!==void 0;)b=b.parent;b!==void 0&&b instanceof THREE.Scene&&b.__addObject(a)}},remove:function(a){var b=
-this.children.indexOf(a);if(b!==-1){a.parent=void 0;this.children.splice(b,1);for(b=this;b.parent!==void 0;)b=b.parent;b!==void 0&&b instanceof THREE.Scene&&b.__removeObject(a)}},getChildByName:function(a,b){var c,d,e;c=0;for(d=this.children.length;c<d;c++){e=this.children[c];if(e.name===a)return e;if(b){e=e.getChildByName(a,b);if(e!==void 0)return e}}},updateMatrix:function(){this.matrix.setPosition(this.position);this.useQuaternion?this.matrix.setRotationFromQuaternion(this.quaternion):this.matrix.setRotationFromEuler(this.rotation,
-this.eulerOrder);if(this.scale.x!==1||this.scale.y!==1||this.scale.z!==1){this.matrix.scale(this.scale);this.boundRadiusScale=Math.max(this.scale.x,Math.max(this.scale.y,this.scale.z))}this.matrixWorldNeedsUpdate=true},updateMatrixWorld:function(a){this.matrixAutoUpdate&&this.updateMatrix();if(this.matrixWorldNeedsUpdate||a){this.parent?this.matrixWorld.multiply(this.parent.matrixWorld,this.matrix):this.matrixWorld.copy(this.matrix);this.matrixWorldNeedsUpdate=false;a=true}for(var b=0,c=this.children.length;b<
-c;b++)this.children[b].updateMatrixWorld(a)}};THREE.Object3DCount=0;
-THREE.Projector=function(){function a(){var a=g[f]=g[f]||new THREE.RenderableObject;f++;return a}function b(){var a=h[j]=h[j]||new THREE.RenderableVertex;j++;return a}function c(a,b){return b.z-a.z}function d(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;if(e>=0&&f>=0&&g>=0&&h>=0)return true;if(e<0&&f<0||g<0&&h<0)return false;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)));if(d<c)return false;a.lerpSelf(b,c);b.lerpSelf(a,1-
-d);return true}var e,f,g=[],i,j,h=[],k,m,n=[],l,o=[],p,u,H=[],w,D,s=[],t={objects:[],sprites:[],lights:[],elements:[]},y=new THREE.Vector3,x=new THREE.Vector4,z=new THREE.Matrix4,E=new THREE.Matrix4,B=new THREE.Frustum,F=new THREE.Vector4,A=new THREE.Vector4;this.projectVector=function(a,b){b.matrixWorldInverse.getInverse(b.matrixWorld);z.multiply(b.projectionMatrix,b.matrixWorldInverse);z.multiplyVector3(a);return a};this.unprojectVector=function(a,b){b.projectionMatrixInverse.getInverse(b.projectionMatrix);
-z.multiply(b.matrixWorld,b.projectionMatrixInverse);z.multiplyVector3(a);return a};this.pickingRay=function(a,b){var c;a.z=-1;c=new THREE.Vector3(a.x,a.y,1);this.unprojectVector(a,b);this.unprojectVector(c,b);c.subSelf(a).normalize();return new THREE.Ray(a,c)};this.projectGraph=function(b,d){f=0;t.objects.length=0;t.sprites.length=0;t.lights.length=0;var g=function(b){if(b.visible!==false){if((b instanceof THREE.Mesh||b instanceof THREE.Line)&&(b.frustumCulled===false||B.contains(b))){y.copy(b.matrixWorld.getPosition());
-z.multiplyVector3(y);e=a();e.object=b;e.z=y.z;t.objects.push(e)}else if(b instanceof THREE.Sprite||b instanceof THREE.Particle){y.copy(b.matrixWorld.getPosition());z.multiplyVector3(y);e=a();e.object=b;e.z=y.z;t.sprites.push(e)}else b instanceof THREE.Light&&t.lights.push(b);for(var c=0,d=b.children.length;c<d;c++)g(b.children[c])}};g(b);d&&t.objects.sort(c);return t};this.projectScene=function(a,e,f){var g=e.near,y=e.far,R=false,U,r,q,J,v,G,I,K,C,O,Q,V,W,X,S;D=u=l=m=0;t.elements.length=0;if(e.parent===
-void 0){console.warn("DEPRECATED: Camera hasn't been added to a Scene. Adding it...");a.add(e)}a.updateMatrixWorld();e.matrixWorldInverse.getInverse(e.matrixWorld);z.multiply(e.projectionMatrix,e.matrixWorldInverse);B.setFromMatrix(z);t=this.projectGraph(a,false);a=0;for(U=t.objects.length;a<U;a++){C=t.objects[a].object;O=C.matrixWorld;j=0;if(C instanceof THREE.Mesh){Q=C.geometry;V=C.geometry.materials;J=Q.vertices;W=Q.faces;X=Q.faceVertexUvs;Q=C.matrixRotationWorld.extractRotation(O);r=0;for(q=J.length;r<
-q;r++){i=b();i.positionWorld.copy(J[r]);O.multiplyVector3(i.positionWorld);i.positionScreen.copy(i.positionWorld);z.multiplyVector4(i.positionScreen);i.positionScreen.x=i.positionScreen.x/i.positionScreen.w;i.positionScreen.y=i.positionScreen.y/i.positionScreen.w;i.visible=i.positionScreen.z>g&&i.positionScreen.z<y}J=0;for(r=W.length;J<r;J++){q=W[J];if(q instanceof THREE.Face3){v=h[q.a];G=h[q.b];I=h[q.c];if(v.visible&&G.visible&&I.visible){R=(I.positionScreen.x-v.positionScreen.x)*(G.positionScreen.y-
-v.positionScreen.y)-(I.positionScreen.y-v.positionScreen.y)*(G.positionScreen.x-v.positionScreen.x)<0;if(C.doubleSided||R!=C.flipSided){K=n[m]=n[m]||new THREE.RenderableFace3;m++;k=K;k.v1.copy(v);k.v2.copy(G);k.v3.copy(I)}else continue}else continue}else if(q instanceof THREE.Face4){v=h[q.a];G=h[q.b];I=h[q.c];K=h[q.d];if(v.visible&&G.visible&&I.visible&&K.visible){R=(K.positionScreen.x-v.positionScreen.x)*(G.positionScreen.y-v.positionScreen.y)-(K.positionScreen.y-v.positionScreen.y)*(G.positionScreen.x-
-v.positionScreen.x)<0||(G.positionScreen.x-I.positionScreen.x)*(K.positionScreen.y-I.positionScreen.y)-(G.positionScreen.y-I.positionScreen.y)*(K.positionScreen.x-I.positionScreen.x)<0;if(C.doubleSided||R!=C.flipSided){S=o[l]=o[l]||new THREE.RenderableFace4;l++;k=S;k.v1.copy(v);k.v2.copy(G);k.v3.copy(I);k.v4.copy(K)}else continue}else continue}k.normalWorld.copy(q.normal);!R&&(C.flipSided||C.doubleSided)&&k.normalWorld.negate();Q.multiplyVector3(k.normalWorld);k.centroidWorld.copy(q.centroid);O.multiplyVector3(k.centroidWorld);
-k.centroidScreen.copy(k.centroidWorld);z.multiplyVector3(k.centroidScreen);I=q.vertexNormals;v=0;for(G=I.length;v<G;v++){K=k.vertexNormalsWorld[v];K.copy(I[v]);!R&&(C.flipSided||C.doubleSided)&&K.negate();Q.multiplyVector3(K)}v=0;for(G=X.length;v<G;v++)if(S=X[v][J]){I=0;for(K=S.length;I<K;I++)k.uvs[v][I]=S[I]}k.material=C.material;k.faceMaterial=q.materialIndex!==null?V[q.materialIndex]:null;k.z=k.centroidScreen.z;t.elements.push(k)}}else if(C instanceof THREE.Line){E.multiply(z,O);J=C.geometry.vertices;
-v=b();v.positionScreen.copy(J[0]);E.multiplyVector4(v.positionScreen);O=C.type===THREE.LinePieces?2:1;r=1;for(q=J.length;r<q;r++){v=b();v.positionScreen.copy(J[r]);E.multiplyVector4(v.positionScreen);if(!((r+1)%O>0)){G=h[j-2];F.copy(v.positionScreen);A.copy(G.positionScreen);if(d(F,A)){F.multiplyScalar(1/F.w);A.multiplyScalar(1/A.w);V=H[u]=H[u]||new THREE.RenderableLine;u++;p=V;p.v1.positionScreen.copy(F);p.v2.positionScreen.copy(A);p.z=Math.max(F.z,A.z);p.material=C.material;t.elements.push(p)}}}}}a=
-0;for(U=t.sprites.length;a<U;a++){C=t.sprites[a].object;O=C.matrixWorld;if(C instanceof THREE.Particle){x.set(O.n14,O.n24,O.n34,1);z.multiplyVector4(x);x.z=x.z/x.w;if(x.z>0&&x.z<1){g=s[D]=s[D]||new THREE.RenderableParticle;D++;w=g;w.x=x.x/x.w;w.y=x.y/x.w;w.z=x.z;w.rotation=C.rotation.z;w.scale.x=C.scale.x*Math.abs(w.x-(x.x+e.projectionMatrix.n11)/(x.w+e.projectionMatrix.n14));w.scale.y=C.scale.y*Math.abs(w.y-(x.y+e.projectionMatrix.n22)/(x.w+e.projectionMatrix.n24));w.material=C.material;t.elements.push(w)}}}f&&
-t.elements.sort(c);return t}};THREE.Quaternion=function(a,b,c,d){this.x=a||0;this.y=b||0;this.z=c||0;this.w=d!==void 0?d:1};
-THREE.Quaternion.prototype={constructor:THREE.Quaternion,set:function(a,b,c,d){this.x=a;this.y=b;this.z=c;this.w=d;return this},copy:function(a){this.x=a.x;this.y=a.y;this.z=a.z;this.w=a.w;return this},setFromEuler:function(a){var b=Math.PI/360,c=a.x*b,d=a.y*b,e=a.z*b,a=Math.cos(d),d=Math.sin(d),b=Math.cos(-e),e=Math.sin(-e),f=Math.cos(c),c=Math.sin(c),g=a*b,i=d*e;this.w=g*f-i*c;this.x=g*c+i*f;this.y=d*b*f+a*e*c;this.z=a*e*f-d*b*c;return this},setFromAxisAngle:function(a,b){var c=b/2,d=Math.sin(c);
-this.x=a.x*d;this.y=a.y*d;this.z=a.z*d;this.w=Math.cos(c);return this},setFromRotationMatrix:function(a){var b=Math.pow(a.determinant(),1/3);this.w=Math.sqrt(Math.max(0,b+a.n11+a.n22+a.n33))/2;this.x=Math.sqrt(Math.max(0,b+a.n11-a.n22-a.n33))/2;this.y=Math.sqrt(Math.max(0,b-a.n11+a.n22-a.n33))/2;this.z=Math.sqrt(Math.max(0,b-a.n11-a.n22+a.n33))/2;this.x=a.n32-a.n23<0?-Math.abs(this.x):Math.abs(this.x);this.y=a.n13-a.n31<0?-Math.abs(this.y):Math.abs(this.y);this.z=a.n21-a.n12<0?-Math.abs(this.z):Math.abs(this.z);
-this.normalize();return this},calculateW:function(){this.w=-Math.sqrt(Math.abs(1-this.x*this.x-this.y*this.y-this.z*this.z));return this},inverse:function(){this.x=this.x*-1;this.y=this.y*-1;this.z=this.z*-1;return this},length:function(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w)},normalize:function(){var a=Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w);if(a===0)this.w=this.z=this.y=this.x=0;else{a=1/a;this.x=this.x*a;this.y=this.y*a;this.z=this.z*
-a;this.w=this.w*a}return this},multiply:function(a,b){this.x=a.x*b.w+a.y*b.z-a.z*b.y+a.w*b.x;this.y=-a.x*b.z+a.y*b.w+a.z*b.x+a.w*b.y;this.z=a.x*b.y-a.y*b.x+a.z*b.w+a.w*b.z;this.w=-a.x*b.x-a.y*b.y-a.z*b.z+a.w*b.w;return this},multiplySelf:function(a){var b=this.x,c=this.y,d=this.z,e=this.w,f=a.x,g=a.y,i=a.z,a=a.w;this.x=b*a+e*f+c*i-d*g;this.y=c*a+e*g+d*f-b*i;this.z=d*a+e*i+b*g-c*f;this.w=e*a-b*f-c*g-d*i;return this},multiplyVector3:function(a,b){b||(b=a);var c=a.x,d=a.y,e=a.z,f=this.x,g=this.y,i=this.z,
-j=this.w,h=j*c+g*e-i*d,k=j*d+i*c-f*e,m=j*e+f*d-g*c,c=-f*c-g*d-i*e;b.x=h*j+c*-f+k*-i-m*-g;b.y=k*j+c*-g+m*-f-h*-i;b.z=m*j+c*-i+h*-g-k*-f;return b},clone:function(){return new THREE.Quaternion(this.x,this.y,this.z,this.w)}};
-THREE.Quaternion.slerp=function(a,b,c,d){var e=a.w*b.w+a.x*b.x+a.y*b.y+a.z*b.z;if(e<0){c.w=-b.w;c.x=-b.x;c.y=-b.y;c.z=-b.z;e=-e}else c.copy(b);if(Math.abs(e)>=1){c.w=a.w;c.x=a.x;c.y=a.y;c.z=a.z;return c}var f=Math.acos(e),e=Math.sqrt(1-e*e);if(Math.abs(e)<0.001){c.w=0.5*(a.w+b.w);c.x=0.5*(a.x+b.x);c.y=0.5*(a.y+b.y);c.z=0.5*(a.z+b.z);return c}b=Math.sin((1-d)*f)/e;d=Math.sin(d*f)/e;c.w=a.w*b+c.w*d;c.x=a.x*b+c.x*d;c.y=a.y*b+c.y*d;c.z=a.z*b+c.z*d;return c};THREE.Vertex=THREE.Vector3;
-THREE.Face3=function(a,b,c,d,e,f){this.a=a;this.b=b;this.c=c;this.normal=d instanceof THREE.Vector3?d:new THREE.Vector3;this.vertexNormals=d instanceof Array?d:[];this.color=e instanceof THREE.Color?e:new THREE.Color;this.vertexColors=e instanceof Array?e:[];this.vertexTangents=[];this.materialIndex=f;this.centroid=new THREE.Vector3};
-THREE.Face3.prototype={constructor:THREE.Face3,clone:function(){var a=new THREE.Face3(this.a,this.b,this.c);a.normal.copy(this.normal);a.color.copy(this.color);a.centroid.copy(this.centroid);a.materialIndex=this.materialIndex;var b,c;b=0;for(c=this.vertexNormals.length;b<c;b++)a.vertexNormals[b]=this.vertexNormals[b].clone();b=0;for(c=this.vertexColors.length;b<c;b++)a.vertexColors[b]=this.vertexColors[b].clone();b=0;for(c=this.vertexTangents.length;b<c;b++)a.vertexTangents[b]=this.vertexTangents[b].clone();
-return a}};THREE.Face4=function(a,b,c,d,e,f,g){this.a=a;this.b=b;this.c=c;this.d=d;this.normal=e instanceof THREE.Vector3?e:new THREE.Vector3;this.vertexNormals=e instanceof Array?e:[];this.color=f instanceof THREE.Color?f:new THREE.Color;this.vertexColors=f instanceof Array?f:[];this.vertexTangents=[];this.materialIndex=g;this.centroid=new THREE.Vector3};
-THREE.Face4.prototype={constructor:THREE.Face4,clone:function(){var a=new THREE.Face4(this.a,this.b,this.c,this.d);a.normal.copy(this.normal);a.color.copy(this.color);a.centroid.copy(this.centroid);a.materialIndex=this.materialIndex;var b,c;b=0;for(c=this.vertexNormals.length;b<c;b++)a.vertexNormals[b]=this.vertexNormals[b].clone();b=0;for(c=this.vertexColors.length;b<c;b++)a.vertexColors[b]=this.vertexColors[b].clone();b=0;for(c=this.vertexTangents.length;b<c;b++)a.vertexTangents[b]=this.vertexTangents[b].clone();
-return a}};THREE.UV=function(a,b){this.u=a||0;this.v=b||0};THREE.UV.prototype={constructor:THREE.UV,set:function(a,b){this.u=a;this.v=b;return this},copy:function(a){this.u=a.u;this.v=a.v;return this},lerpSelf:function(a,b){this.u=this.u+(a.u-this.u)*b;this.v=this.v+(a.v-this.v)*b;return this},clone:function(){return new THREE.UV(this.u,this.v)}};
-THREE.Geometry=function(){this.id=THREE.GeometryCount++;this.vertices=[];this.colors=[];this.materials=[];this.faces=[];this.faceUvs=[[]];this.faceVertexUvs=[[]];this.morphTargets=[];this.morphColors=[];this.morphNormals=[];this.skinWeights=[];this.skinIndices=[];this.boundingSphere=this.boundingBox=null;this.dynamic=this.hasTangents=false};
-THREE.Geometry.prototype={constructor:THREE.Geometry,applyMatrix:function(a){var b=new THREE.Matrix4;b.extractRotation(a);for(var c=0,d=this.vertices.length;c<d;c++)a.multiplyVector3(this.vertices[c]);c=0;for(d=this.faces.length;c<d;c++){var e=this.faces[c];b.multiplyVector3(e.normal);for(var f=0,g=e.vertexNormals.length;f<g;f++)b.multiplyVector3(e.vertexNormals[f]);a.multiplyVector3(e.centroid)}},computeCentroids:function(){var a,b,c;a=0;for(b=this.faces.length;a<b;a++){c=this.faces[a];c.centroid.set(0,
-0,0);if(c instanceof THREE.Face3){c.centroid.addSelf(this.vertices[c.a]);c.centroid.addSelf(this.vertices[c.b]);c.centroid.addSelf(this.vertices[c.c]);c.centroid.divideScalar(3)}else if(c instanceof THREE.Face4){c.centroid.addSelf(this.vertices[c.a]);c.centroid.addSelf(this.vertices[c.b]);c.centroid.addSelf(this.vertices[c.c]);c.centroid.addSelf(this.vertices[c.d]);c.centroid.divideScalar(4)}}},computeFaceNormals:function(){var a,b,c,d,e,f,g=new THREE.Vector3,i=new THREE.Vector3;a=0;for(b=this.faces.length;a<
-b;a++){c=this.faces[a];d=this.vertices[c.a];e=this.vertices[c.b];f=this.vertices[c.c];g.sub(f,e);i.sub(d,e);g.crossSelf(i);g.isZero()||g.normalize();c.normal.copy(g)}},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++){c=this.faces[a];if(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];if(c instanceof THREE.Face3){d[c.a].addSelf(c.normal);d[c.b].addSelf(c.normal);d[c.c].addSelf(c.normal)}else if(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];if(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])}else if(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])}}},computeMorphNormals:function(){var a,b,c,d,e;c=0;for(d=this.faces.length;c<d;c++){e=this.faces[c];e.__originalFaceNormal?
-e.__originalFaceNormal.copy(e.normal):e.__originalFaceNormal=e.normal.clone();if(!e.__originalVertexNormals)e.__originalVertexNormals=[];a=0;for(b=e.vertexNormals.length;a<b;a++)e.__originalVertexNormals[a]?e.__originalVertexNormals[a].copy(e.vertexNormals[a]):e.__originalVertexNormals[a]=e.vertexNormals[a].clone()}var f=new THREE.Geometry;f.faces=this.faces;a=0;for(b=this.morphTargets.length;a<b;a++){if(!this.morphNormals[a]){this.morphNormals[a]={};this.morphNormals[a].faceNormals=[];this.morphNormals[a].vertexNormals=
-[];var g=this.morphNormals[a].faceNormals,i=this.morphNormals[a].vertexNormals,j,h;c=0;for(d=this.faces.length;c<d;c++){e=this.faces[c];j=new THREE.Vector3;h=e instanceof THREE.Face3?{a:new THREE.Vector3,b:new THREE.Vector3,c:new THREE.Vector3}:{a:new THREE.Vector3,b:new THREE.Vector3,c:new THREE.Vector3,d:new THREE.Vector3};g.push(j);i.push(h)}}g=this.morphNormals[a];f.vertices=this.morphTargets[a].vertices;f.computeFaceNormals();f.computeVertexNormals();c=0;for(d=this.faces.length;c<d;c++){e=this.faces[c];
-j=g.faceNormals[c];h=g.vertexNormals[c];j.copy(e.normal);if(e instanceof THREE.Face3){h.a.copy(e.vertexNormals[0]);h.b.copy(e.vertexNormals[1]);h.c.copy(e.vertexNormals[2])}else{h.a.copy(e.vertexNormals[0]);h.b.copy(e.vertexNormals[1]);h.c.copy(e.vertexNormals[2]);h.d.copy(e.vertexNormals[3])}}}c=0;for(d=this.faces.length;c<d;c++){e=this.faces[c];e.normal=e.__originalFaceNormal;e.vertexNormals=e.__originalVertexNormals}},computeTangents:function(){function a(a,b,c,d,e,f,v){i=a.vertices[b];j=a.vertices[c];
-h=a.vertices[d];k=g[e];m=g[f];n=g[v];l=j.x-i.x;o=h.x-i.x;p=j.y-i.y;u=h.y-i.y;H=j.z-i.z;w=h.z-i.z;D=m.u-k.u;s=n.u-k.u;t=m.v-k.v;y=n.v-k.v;x=1/(D*y-s*t);F.set((y*l-t*o)*x,(y*p-t*u)*x,(y*H-t*w)*x);A.set((D*o-s*l)*x,(D*u-s*p)*x,(D*w-s*H)*x);E[b].addSelf(F);E[c].addSelf(F);E[d].addSelf(F);B[b].addSelf(A);B[c].addSelf(A);B[d].addSelf(A)}var b,c,d,e,f,g,i,j,h,k,m,n,l,o,p,u,H,w,D,s,t,y,x,z,E=[],B=[],F=new THREE.Vector3,A=new THREE.Vector3,L=new THREE.Vector3,P=new THREE.Vector3,M=new THREE.Vector3;b=0;for(c=
-this.vertices.length;b<c;b++){E[b]=new THREE.Vector3;B[b]=new THREE.Vector3}b=0;for(c=this.faces.length;b<c;b++){f=this.faces[b];g=this.faceVertexUvs[0][b];if(f instanceof THREE.Face3)a(this,f.a,f.b,f.c,0,1,2);else if(f instanceof THREE.Face4){a(this,f.a,f.b,f.d,0,1,3);a(this,f.b,f.c,f.d,1,2,3)}}var N=["a","b","c","d"];b=0;for(c=this.faces.length;b<c;b++){f=this.faces[b];for(d=0;d<f.vertexNormals.length;d++){M.copy(f.vertexNormals[d]);e=f[N[d]];z=E[e];L.copy(z);L.subSelf(M.multiplyScalar(M.dot(z))).normalize();
-P.cross(f.vertexNormals[d],z);e=P.dot(B[e]);e=e<0?-1:1;f.vertexTangents[d]=new THREE.Vector4(L.x,L.y,L.z,e)}}this.hasTangents=true},computeBoundingBox:function(){if(!this.boundingBox)this.boundingBox={min:new THREE.Vector3,max:new THREE.Vector3};if(this.vertices.length>0){var a;a=this.vertices[0];this.boundingBox.min.copy(a);this.boundingBox.max.copy(a);for(var b=this.boundingBox.min,c=this.boundingBox.max,d=1,e=this.vertices.length;d<e;d++){a=this.vertices[d];if(a.x<b.x)b.x=a.x;else if(a.x>c.x)c.x=
-a.x;if(a.y<b.y)b.y=a.y;else if(a.y>c.y)c.y=a.y;if(a.z<b.z)b.z=a.z;else if(a.z>c.z)c.z=a.z}}else{this.boundingBox.min.set(0,0,0);this.boundingBox.max.set(0,0,0)}},computeBoundingSphere:function(){if(!this.boundingSphere)this.boundingSphere={radius:0};for(var a,b=0,c=0,d=this.vertices.length;c<d;c++){a=this.vertices[c].length();a>b&&(b=a)}this.boundingSphere.radius=b},mergeVertices:function(){var a={},b=[],c=[],d,e=Math.pow(10,4),f,g;f=0;for(g=this.vertices.length;f<g;f++){d=this.vertices[f];d=[Math.round(d.x*
-e),Math.round(d.y*e),Math.round(d.z*e)].join("_");if(a[d]===void 0){a[d]=f;b.push(this.vertices[f]);c[f]=b.length-1}else c[f]=c[a[d]]}f=0;for(g=this.faces.length;f<g;f++){a=this.faces[f];if(a instanceof THREE.Face3){a.a=c[a.a];a.b=c[a.b];a.c=c[a.c]}else if(a instanceof THREE.Face4){a.a=c[a.a];a.b=c[a.b];a.c=c[a.c];a.d=c[a.d]}}this.vertices=b}};THREE.GeometryCount=0;
-THREE.Camera=function(){THREE.Object3D.call(this);this.matrixWorldInverse=new THREE.Matrix4;this.projectionMatrix=new THREE.Matrix4;this.projectionMatrixInverse=new THREE.Matrix4};THREE.Camera.prototype=new THREE.Object3D;THREE.Camera.prototype.constructor=THREE.Camera;THREE.Camera.prototype.lookAt=function(a){this.matrix.lookAt(this.position,a,this.up);this.rotationAutoUpdate&&this.rotation.getRotationFromMatrix(this.matrix)};
-THREE.OrthographicCamera=function(a,b,c,d,e,f){THREE.Camera.call(this);this.left=a;this.right=b;this.top=c;this.bottom=d;this.near=e!==void 0?e:0.1;this.far=f!==void 0?f:2E3;this.updateProjectionMatrix()};THREE.OrthographicCamera.prototype=new THREE.Camera;THREE.OrthographicCamera.prototype.constructor=THREE.OrthographicCamera;THREE.OrthographicCamera.prototype.updateProjectionMatrix=function(){this.projectionMatrix.makeOrthographic(this.left,this.right,this.top,this.bottom,this.near,this.far)};
-THREE.PerspectiveCamera=function(a,b,c,d){THREE.Camera.call(this);this.fov=a!==void 0?a:50;this.aspect=b!==void 0?b:1;this.near=c!==void 0?c:0.1;this.far=d!==void 0?d:2E3;this.updateProjectionMatrix()};THREE.PerspectiveCamera.prototype=new THREE.Camera;THREE.PerspectiveCamera.prototype.constructor=THREE.PerspectiveCamera;THREE.PerspectiveCamera.prototype.setLens=function(a,b){this.fov=2*Math.atan((b!==void 0?b:24)/(a*2))*(180/Math.PI);this.updateProjectionMatrix()};
-THREE.PerspectiveCamera.prototype.setViewOffset=function(a,b,c,d,e,f){this.fullWidth=a;this.fullHeight=b;this.x=c;this.y=d;this.width=e;this.height=f;this.updateProjectionMatrix()};
-THREE.PerspectiveCamera.prototype.updateProjectionMatrix=function(){if(this.fullWidth){var a=this.fullWidth/this.fullHeight,b=Math.tan(this.fov*Math.PI/360)*this.near,c=-b,d=a*c,a=Math.abs(a*b-d),c=Math.abs(b-c);this.projectionMatrix.makeFrustum(d+this.x*a/this.fullWidth,d+(this.x+this.width)*a/this.fullWidth,b-(this.y+this.height)*c/this.fullHeight,b-this.y*c/this.fullHeight,this.near,this.far)}else this.projectionMatrix.makePerspective(this.fov,this.aspect,this.near,this.far)};
-THREE.Light=function(a){THREE.Object3D.call(this);this.color=new THREE.Color(a)};THREE.Light.prototype=new THREE.Object3D;THREE.Light.prototype.constructor=THREE.Light;THREE.Light.prototype.supr=THREE.Object3D.prototype;THREE.AmbientLight=function(a){THREE.Light.call(this,a)};THREE.AmbientLight.prototype=new THREE.Light;THREE.AmbientLight.prototype.constructor=THREE.AmbientLight;
-THREE.DirectionalLight=function(a,b,c){THREE.Light.call(this,a);this.position=new THREE.Vector3(0,1,0);this.target=new THREE.Object3D;this.intensity=b!==void 0?b:1;this.distance=c!==void 0?c:0;this.onlyShadow=this.castShadow=false;this.shadowCameraNear=50;this.shadowCameraFar=5E3;this.shadowCameraLeft=-500;this.shadowCameraTop=this.shadowCameraRight=500;this.shadowCameraBottom=-500;this.shadowCameraVisible=false;this.shadowBias=0;this.shadowDarkness=0.5;this.shadowMapHeight=this.shadowMapWidth=512;
-this.shadowCascade=false;this.shadowCascadeOffset=new THREE.Vector3(0,0,-1E3);this.shadowCascadeCount=2;this.shadowCascadeBias=[0,0,0];this.shadowCascadeWidth=[512,512,512];this.shadowCascadeHeight=[512,512,512];this.shadowCascadeNearZ=[-1,0.99,0.998];this.shadowCascadeFarZ=[0.99,0.998,1];this.shadowCascadeArray=[];this.shadowMatrix=this.shadowCamera=this.shadowMapSize=this.shadowMap=null};THREE.DirectionalLight.prototype=new THREE.Light;THREE.DirectionalLight.prototype.constructor=THREE.DirectionalLight;
-THREE.PointLight=function(a,b,c){THREE.Light.call(this,a);this.position=new THREE.Vector3(0,0,0);this.intensity=b!==void 0?b:1;this.distance=c!==void 0?c:0};THREE.PointLight.prototype=new THREE.Light;THREE.PointLight.prototype.constructor=THREE.PointLight;
-THREE.Material=function(a){a=a||{};this.id=THREE.MaterialCount++;this.name="";this.opacity=a.opacity!==void 0?a.opacity:1;this.transparent=a.transparent!==void 0?a.transparent:false;this.blending=a.blending!==void 0?a.blending:THREE.NormalBlending;this.blendSrc=a.blendSrc!==void 0?a.blendSrc:THREE.SrcAlphaFactor;this.blendDst=a.blendDst!==void 0?a.blendDst:THREE.OneMinusSrcAlphaFactor;this.blendEquation=a.blendEquation!==void 0?a.blendEquation:THREE.AddEquation;this.depthTest=a.depthTest!==void 0?
-a.depthTest:true;this.depthWrite=a.depthWrite!==void 0?a.depthWrite:true;this.polygonOffset=a.polygonOffset!==void 0?a.polygonOffset:false;this.polygonOffsetFactor=a.polygonOffsetFactor!==void 0?a.polygonOffsetFactor:0;this.polygonOffsetUnits=a.polygonOffsetUnits!==void 0?a.polygonOffsetUnits:0;this.alphaTest=a.alphaTest!==void 0?a.alphaTest:0;this.overdraw=a.overdraw!==void 0?a.overdraw:false;this.needsUpdate=true};THREE.MaterialCount=0;THREE.NoShading=0;THREE.FlatShading=1;THREE.SmoothShading=2;
-THREE.NoColors=0;THREE.FaceColors=1;THREE.VertexColors=2;THREE.NoBlending=0;THREE.NormalBlending=1;THREE.AdditiveBlending=2;THREE.SubtractiveBlending=3;THREE.MultiplyBlending=4;THREE.AdditiveAlphaBlending=5;THREE.CustomBlending=6;THREE.AddEquation=100;THREE.SubtractEquation=101;THREE.ReverseSubtractEquation=102;THREE.ZeroFactor=200;THREE.OneFactor=201;THREE.SrcColorFactor=202;THREE.OneMinusSrcColorFactor=203;THREE.SrcAlphaFactor=204;THREE.OneMinusSrcAlphaFactor=205;THREE.DstAlphaFactor=206;
-THREE.OneMinusDstAlphaFactor=207;THREE.DstColorFactor=208;THREE.OneMinusDstColorFactor=209;THREE.SrcAlphaSaturateFactor=210;
-THREE.LineBasicMaterial=function(a){THREE.Material.call(this,a);a=a||{};this.color=a.color!==void 0?new THREE.Color(a.color):new THREE.Color(16777215);this.linewidth=a.linewidth!==void 0?a.linewidth:1;this.linecap=a.linecap!==void 0?a.linecap:"round";this.linejoin=a.linejoin!==void 0?a.linejoin:"round";this.vertexColors=a.vertexColors?a.vertexColors:false;this.fog=a.fog!==void 0?a.fog:true};THREE.LineBasicMaterial.prototype=new THREE.Material;THREE.LineBasicMaterial.prototype.constructor=THREE.LineBasicMaterial;
-THREE.MeshBasicMaterial=function(a){THREE.Material.call(this,a);a=a||{};this.color=a.color!==void 0?new THREE.Color(a.color):new THREE.Color(16777215);this.map=a.map!==void 0?a.map:null;this.lightMap=a.lightMap!==void 0?a.lightMap:null;this.envMap=a.envMap!==void 0?a.envMap:null;this.combine=a.combine!==void 0?a.combine:THREE.MultiplyOperation;this.reflectivity=a.reflectivity!==void 0?a.reflectivity:1;this.refractionRatio=a.refractionRatio!==void 0?a.refractionRatio:0.98;this.fog=a.fog!==void 0?a.fog:
-true;this.shading=a.shading!==void 0?a.shading:THREE.SmoothShading;this.wireframe=a.wireframe!==void 0?a.wireframe:false;this.wireframeLinewidth=a.wireframeLinewidth!==void 0?a.wireframeLinewidth:1;this.wireframeLinecap=a.wireframeLinecap!==void 0?a.wireframeLinecap:"round";this.wireframeLinejoin=a.wireframeLinejoin!==void 0?a.wireframeLinejoin:"round";this.vertexColors=a.vertexColors!==void 0?a.vertexColors:THREE.NoColors;this.skinning=a.skinning!==void 0?a.skinning:false;this.morphTargets=a.morphTargets!==
-void 0?a.morphTargets:false};THREE.MeshBasicMaterial.prototype=new THREE.Material;THREE.MeshBasicMaterial.prototype.constructor=THREE.MeshBasicMaterial;
-THREE.MeshLambertMaterial=function(a){THREE.Material.call(this,a);a=a||{};this.color=a.color!==void 0?new THREE.Color(a.color):new THREE.Color(16777215);this.ambient=a.ambient!==void 0?new THREE.Color(a.ambient):new THREE.Color(16777215);this.emissive=a.emissive!==void 0?new THREE.Color(a.emissive):new THREE.Color(0);this.wrapAround=a.wrapAround!==void 0?a.wrapAround:false;this.wrapRGB=new THREE.Vector3(1,1,1);this.map=a.map!==void 0?a.map:null;this.lightMap=a.lightMap!==void 0?a.lightMap:null;this.envMap=
-a.envMap!==void 0?a.envMap:null;this.combine=a.combine!==void 0?a.combine:THREE.MultiplyOperation;this.reflectivity=a.reflectivity!==void 0?a.reflectivity:1;this.refractionRatio=a.refractionRatio!==void 0?a.refractionRatio:0.98;this.fog=a.fog!==void 0?a.fog:true;this.shading=a.shading!==void 0?a.shading:THREE.SmoothShading;this.wireframe=a.wireframe!==void 0?a.wireframe:false;this.wireframeLinewidth=a.wireframeLinewidth!==void 0?a.wireframeLinewidth:1;this.wireframeLinecap=a.wireframeLinecap!==void 0?
-a.wireframeLinecap:"round";this.wireframeLinejoin=a.wireframeLinejoin!==void 0?a.wireframeLinejoin:"round";this.vertexColors=a.vertexColors!==void 0?a.vertexColors:THREE.NoColors;this.skinning=a.skinning!==void 0?a.skinning:false;this.morphTargets=a.morphTargets!==void 0?a.morphTargets:false;this.morphNormals=a.morphNormals!==void 0?a.morphNormals:false};THREE.MeshLambertMaterial.prototype=new THREE.Material;THREE.MeshLambertMaterial.prototype.constructor=THREE.MeshLambertMaterial;
-THREE.MeshPhongMaterial=function(a){THREE.Material.call(this,a);a=a||{};this.color=a.color!==void 0?new THREE.Color(a.color):new THREE.Color(16777215);this.ambient=a.ambient!==void 0?new THREE.Color(a.ambient):new THREE.Color(16777215);this.emissive=a.emissive!==void 0?new THREE.Color(a.emissive):new THREE.Color(0);this.specular=a.specular!==void 0?new THREE.Color(a.specular):new THREE.Color(1118481);this.shininess=a.shininess!==void 0?a.shininess:30;this.metal=a.metal!==void 0?a.metal:false;this.perPixel=
-a.perPixel!==void 0?a.perPixel:false;this.wrapAround=a.wrapAround!==void 0?a.wrapAround:false;this.wrapRGB=new THREE.Vector3(1,1,1);this.map=a.map!==void 0?a.map:null;this.lightMap=a.lightMap!==void 0?a.lightMap:null;this.envMap=a.envMap!==void 0?a.envMap:null;this.combine=a.combine!==void 0?a.combine:THREE.MultiplyOperation;this.reflectivity=a.reflectivity!==void 0?a.reflectivity:1;this.refractionRatio=a.refractionRatio!==void 0?a.refractionRatio:0.98;this.fog=a.fog!==void 0?a.fog:true;this.shading=
-a.shading!==void 0?a.shading:THREE.SmoothShading;this.wireframe=a.wireframe!==void 0?a.wireframe:false;this.wireframeLinewidth=a.wireframeLinewidth!==void 0?a.wireframeLinewidth:1;this.wireframeLinecap=a.wireframeLinecap!==void 0?a.wireframeLinecap:"round";this.wireframeLinejoin=a.wireframeLinejoin!==void 0?a.wireframeLinejoin:"round";this.vertexColors=a.vertexColors!==void 0?a.vertexColors:THREE.NoColors;this.skinning=a.skinning!==void 0?a.skinning:false;this.morphTargets=a.morphTargets!==void 0?
-a.morphTargets:false;this.morphNormals=a.morphNormals!==void 0?a.morphNormals:false};THREE.MeshPhongMaterial.prototype=new THREE.Material;THREE.MeshPhongMaterial.prototype.constructor=THREE.MeshPhongMaterial;THREE.MeshDepthMaterial=function(a){THREE.Material.call(this,a);a=a||{};this.shading=a.shading!==void 0?a.shading:THREE.SmoothShading;this.wireframe=a.wireframe!==void 0?a.wireframe:false;this.wireframeLinewidth=a.wireframeLinewidth!==void 0?a.wireframeLinewidth:1};
-THREE.MeshDepthMaterial.prototype=new THREE.Material;THREE.MeshDepthMaterial.prototype.constructor=THREE.MeshDepthMaterial;THREE.MeshNormalMaterial=function(a){THREE.Material.call(this,a);a=a||{};this.shading=a.shading?a.shading:THREE.FlatShading;this.wireframe=a.wireframe?a.wireframe:false;this.wireframeLinewidth=a.wireframeLinewidth?a.wireframeLinewidth:1};THREE.MeshNormalMaterial.prototype=new THREE.Material;THREE.MeshNormalMaterial.prototype.constructor=THREE.MeshNormalMaterial;
-THREE.MeshFaceMaterial=function(){};THREE.ParticleBasicMaterial=function(a){THREE.Material.call(this,a);a=a||{};this.color=a.color!==void 0?new THREE.Color(a.color):new THREE.Color(16777215);this.map=a.map!==void 0?a.map:null;this.size=a.size!==void 0?a.size:1;this.sizeAttenuation=a.sizeAttenuation!==void 0?a.sizeAttenuation:true;this.vertexColors=a.vertexColors!==void 0?a.vertexColors:false;this.fog=a.fog!==void 0?a.fog:true};THREE.ParticleBasicMaterial.prototype=new THREE.Material;
-THREE.ParticleBasicMaterial.prototype.constructor=THREE.ParticleBasicMaterial;
-THREE.Texture=function(a,b,c,d,e,f,g,i){this.id=THREE.TextureCount++;this.image=a;this.mapping=b!==void 0?b:new THREE.UVMapping;this.wrapS=c!==void 0?c:THREE.ClampToEdgeWrapping;this.wrapT=d!==void 0?d:THREE.ClampToEdgeWrapping;this.magFilter=e!==void 0?e:THREE.LinearFilter;this.minFilter=f!==void 0?f:THREE.LinearMipMapLinearFilter;this.format=g!==void 0?g:THREE.RGBAFormat;this.type=i!==void 0?i:THREE.UnsignedByteType;this.offset=new THREE.Vector2(0,0);this.repeat=new THREE.Vector2(1,1);this.generateMipmaps=
-true;this.needsUpdate=this.premultiplyAlpha=false;this.onUpdate=null};THREE.Texture.prototype={constructor:THREE.Texture,clone:function(){var a=new THREE.Texture(this.image,this.mapping,this.wrapS,this.wrapT,this.magFilter,this.minFilter,this.format,this.type);a.offset.copy(this.offset);a.repeat.copy(this.repeat);return a}};THREE.TextureCount=0;THREE.MultiplyOperation=0;THREE.MixOperation=1;THREE.UVMapping=function(){};THREE.CubeReflectionMapping=function(){};THREE.CubeRefractionMapping=function(){};
-THREE.SphericalReflectionMapping=function(){};THREE.SphericalRefractionMapping=function(){};THREE.RepeatWrapping=0;THREE.ClampToEdgeWrapping=1;THREE.MirroredRepeatWrapping=2;THREE.NearestFilter=3;THREE.NearestMipMapNearestFilter=4;THREE.NearestMipMapLinearFilter=5;THREE.LinearFilter=6;THREE.LinearMipMapNearestFilter=7;THREE.LinearMipMapLinearFilter=8;THREE.ByteType=9;THREE.UnsignedByteType=10;THREE.ShortType=11;THREE.UnsignedShortType=12;THREE.IntType=13;THREE.UnsignedIntType=14;THREE.FloatType=15;
-THREE.AlphaFormat=16;THREE.RGBFormat=17;THREE.RGBAFormat=18;THREE.LuminanceFormat=19;THREE.LuminanceAlphaFormat=20;THREE.DataTexture=function(a,b,c,d,e,f,g,i,j,h){THREE.Texture.call(this,null,f,g,i,j,h,d,e);this.image={data:a,width:b,height:c}};THREE.DataTexture.prototype=new THREE.Texture;THREE.DataTexture.prototype.constructor=THREE.DataTexture;
-THREE.DataTexture.prototype.clone=function(){var a=new THREE.DataTexture(this.image.data,this.image.width,this.image.height,this.format,this.type,this.mapping,this.wrapS,this.wrapT,this.magFilter,this.minFilter);a.offset.copy(this.offset);a.repeat.copy(this.repeat);return a};THREE.Particle=function(a){THREE.Object3D.call(this);this.material=a};THREE.Particle.prototype=new THREE.Object3D;THREE.Particle.prototype.constructor=THREE.Particle;
-THREE.Line=function(a,b,c){THREE.Object3D.call(this);this.geometry=a;this.material=b!==void 0?b:new THREE.LineBasicMaterial({color:Math.random()*16777215});this.type=c!==void 0?c:THREE.LineStrip;this.geometry&&(this.geometry.boundingSphere||this.geometry.computeBoundingSphere())};THREE.LineStrip=0;THREE.LinePieces=1;THREE.Line.prototype=new THREE.Object3D;THREE.Line.prototype.constructor=THREE.Line;
-THREE.Mesh=function(a,b){THREE.Object3D.call(this);this.geometry=a;this.material=b!==void 0?b:new THREE.MeshBasicMaterial({color:Math.random()*16777215,wireframe:true});if(this.geometry){this.geometry.boundingSphere||this.geometry.computeBoundingSphere();this.boundRadius=a.boundingSphere.radius;if(this.geometry.morphTargets.length){this.morphTargetBase=-1;this.morphTargetForcedOrder=[];this.morphTargetInfluences=[];this.morphTargetDictionary={};for(var c=0;c<this.geometry.morphTargets.length;c++){this.morphTargetInfluences.push(0);
-this.morphTargetDictionary[this.geometry.morphTargets[c].name]=c}}}};THREE.Mesh.prototype=new THREE.Object3D;THREE.Mesh.prototype.constructor=THREE.Mesh;THREE.Mesh.prototype.supr=THREE.Object3D.prototype;THREE.Mesh.prototype.getMorphTargetIndexByName=function(a){if(this.morphTargetDictionary[a]!==void 0)return this.morphTargetDictionary[a];console.log("THREE.Mesh.getMorphTargetIndexByName: morph target "+a+" does not exist. Returning 0.");return 0};
-THREE.Bone=function(a){THREE.Object3D.call(this);this.skin=a;this.skinMatrix=new THREE.Matrix4};THREE.Bone.prototype=new THREE.Object3D;THREE.Bone.prototype.constructor=THREE.Bone;THREE.Bone.prototype.supr=THREE.Object3D.prototype;
-THREE.Bone.prototype.update=function(a,b){this.matrixAutoUpdate&&(b=b|this.updateMatrix());if(b||this.matrixWorldNeedsUpdate){a?this.skinMatrix.multiply(a,this.matrix):this.skinMatrix.copy(this.matrix);this.matrixWorldNeedsUpdate=false;b=true}var c,d=this.children.length;for(c=0;c<d;c++)this.children[c].update(this.skinMatrix,b)};
-THREE.Sprite=function(a){THREE.Object3D.call(this);this.color=a.color!==void 0?new THREE.Color(a.color):new THREE.Color(16777215);this.map=a.map!==void 0?a.map:new THREE.Texture;this.blending=a.blending!==void 0?a.blending:THREE.NormalBlending;this.blendSrc=a.blendSrc!==void 0?a.blendSrc:THREE.SrcAlphaFactor;this.blendDst=a.blendDst!==void 0?a.blendDst:THREE.OneMinusSrcAlphaFactor;this.blendEquation=a.blendEquation!==void 0?a.blendEquation:THREE.AddEquation;this.useScreenCoordinates=a.useScreenCoordinates!==
-void 0?a.useScreenCoordinates:true;this.mergeWith3D=a.mergeWith3D!==void 0?a.mergeWith3D:!this.useScreenCoordinates;this.affectedByDistance=a.affectedByDistance!==void 0?a.affectedByDistance:!this.useScreenCoordinates;this.scaleByViewport=a.scaleByViewport!==void 0?a.scaleByViewport:!this.affectedByDistance;this.alignment=a.alignment instanceof THREE.Vector2?a.alignment:THREE.SpriteAlignment.center;this.rotation3d=this.rotation;this.rotation=0;this.opacity=1;this.uvOffset=new THREE.Vector2(0,0);this.uvScale=
-new THREE.Vector2(1,1)};THREE.Sprite.prototype=new THREE.Object3D;THREE.Sprite.prototype.constructor=THREE.Sprite;THREE.Sprite.prototype.updateMatrix=function(){this.matrix.setPosition(this.position);this.rotation3d.set(0,0,this.rotation);this.matrix.setRotationFromEuler(this.rotation3d);if(this.scale.x!==1||this.scale.y!==1){this.matrix.scale(this.scale);this.boundRadiusScale=Math.max(this.scale.x,this.scale.y)}this.matrixWorldNeedsUpdate=true};THREE.SpriteAlignment={};
-THREE.SpriteAlignment.topLeft=new THREE.Vector2(1,-1);THREE.SpriteAlignment.topCenter=new THREE.Vector2(0,-1);THREE.SpriteAlignment.topRight=new THREE.Vector2(-1,-1);THREE.SpriteAlignment.centerLeft=new THREE.Vector2(1,0);THREE.SpriteAlignment.center=new THREE.Vector2(0,0);THREE.SpriteAlignment.centerRight=new THREE.Vector2(-1,0);THREE.SpriteAlignment.bottomLeft=new THREE.Vector2(1,1);THREE.SpriteAlignment.bottomCenter=new THREE.Vector2(0,1);
-THREE.SpriteAlignment.bottomRight=new THREE.Vector2(-1,1);THREE.Scene=function(){THREE.Object3D.call(this);this.overrideMaterial=this.fog=null;this.matrixAutoUpdate=false;this.__objects=[];this.__lights=[];this.__objectsAdded=[];this.__objectsRemoved=[]};THREE.Scene.prototype=new THREE.Object3D;THREE.Scene.prototype.constructor=THREE.Scene;
-THREE.Scene.prototype.__addObject=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);var b=this.__objectsRemoved.indexOf(a);b!==-1&&this.__objectsRemoved.splice(b,1)}for(b=0;b<a.children.length;b++)this.__addObject(a.children[b])};
-THREE.Scene.prototype.__removeObject=function(a){if(a instanceof THREE.Light){var b=this.__lights.indexOf(a);b!==-1&&this.__lights.splice(b,1)}else if(!(a instanceof THREE.Camera)){b=this.__objects.indexOf(a);if(b!==-1){this.__objects.splice(b,1);this.__objectsRemoved.push(a);b=this.__objectsAdded.indexOf(a);b!==-1&&this.__objectsAdded.splice(b,1)}}for(b=0;b<a.children.length;b++)this.__removeObject(a.children[b])};
-THREE.SVGRenderer=function(){function a(a,b,c,d){var e,f,g,h,i,j;e=0;for(f=a.length;e<f;e++){g=a[e];h=g.color;if(g instanceof THREE.DirectionalLight){i=g.matrixWorld.getPosition();j=c.dot(i);if(!(j<=0)){j=j*g.intensity;d.r=d.r+h.r*j;d.g=d.g+h.g*j;d.b=d.b+h.b*j}}else if(g instanceof THREE.PointLight){i=g.matrixWorld.getPosition();j=c.dot(E.sub(i,b).normalize());if(!(j<=0)){j=j*(g.distance==0?1:1-Math.min(b.distanceTo(i)/g.distance,1));if(j!=0){j=j*g.intensity;d.r=d.r+h.r*j;d.g=d.g+h.g*j;d.b=d.b+h.b*
-j}}}}}function b(a){if(B[a]==null){B[a]=document.createElementNS("http://www.w3.org/2000/svg","path");M==0&&B[a].setAttribute("shape-rendering","crispEdges")}return B[a]}function c(a){a=(a+1)*0.5;return a<0?0:a>1?1:a}console.log("THREE.SVGRenderer",THREE.REVISION);var d=this,e,f,g,i=new THREE.Projector,j=document.createElementNS("http://www.w3.org/2000/svg","svg"),h,k,m,n,l,o,p,u,H=new THREE.Rectangle,w=new THREE.Rectangle,D=false,s=new THREE.Color,t=new THREE.Color,y=new THREE.Color,x=new THREE.Color,
-z,E=new THREE.Vector3,B=[],F=[],A,L,P,M=1;this.domElement=j;this.sortElements=this.sortObjects=this.autoClear=true;this.info={render:{vertices:0,faces:0}};this.setQuality=function(a){switch(a){case "high":M=1;break;case "low":M=0}};this.setSize=function(a,b){h=a;k=b;m=h/2;n=k/2;j.setAttribute("viewBox",-m+" "+-n+" "+h+" "+k);j.setAttribute("width",h);j.setAttribute("height",k);H.set(-m,-n,m,n)};this.clear=function(){for(;j.childNodes.length>0;)j.removeChild(j.childNodes[0])};this.render=function(h,
-k){var B,E,r,q;this.autoClear&&this.clear();d.info.render.vertices=0;d.info.render.faces=0;e=i.projectScene(h,k,this.sortElements);f=e.elements;g=e.lights;P=L=0;if(D=g.length>0){t.setRGB(0,0,0);y.setRGB(0,0,0);x.setRGB(0,0,0);B=0;for(E=g.length;B<E;B++){q=g[B];r=q.color;if(q instanceof THREE.AmbientLight){t.r=t.r+r.r;t.g=t.g+r.g;t.b=t.b+r.b}else if(q instanceof THREE.DirectionalLight){y.r=y.r+r.r;y.g=y.g+r.g;y.b=y.b+r.b}else if(q instanceof THREE.PointLight){x.r=x.r+r.r;x.g=x.g+r.g;x.b=x.b+r.b}}}B=
-0;for(E=f.length;B<E;B++){r=f[B];q=r.material;q=q instanceof THREE.MeshFaceMaterial?r.faceMaterial:q;if(!(q==null||q.opacity==0)){w.empty();if(r instanceof THREE.RenderableParticle){l=r;l.x=l.x*m;l.y=l.y*-n}else if(r instanceof THREE.RenderableLine){l=r.v1;o=r.v2;l.positionScreen.x=l.positionScreen.x*m;l.positionScreen.y=l.positionScreen.y*-n;o.positionScreen.x=o.positionScreen.x*m;o.positionScreen.y=o.positionScreen.y*-n;w.addPoint(l.positionScreen.x,l.positionScreen.y);w.addPoint(o.positionScreen.x,
-o.positionScreen.y);if(H.intersects(w)){r=l;var J=o,v=P++;if(F[v]==null){F[v]=document.createElementNS("http://www.w3.org/2000/svg","line");M==0&&F[v].setAttribute("shape-rendering","crispEdges")}A=F[v];A.setAttribute("x1",r.positionScreen.x);A.setAttribute("y1",r.positionScreen.y);A.setAttribute("x2",J.positionScreen.x);A.setAttribute("y2",J.positionScreen.y);if(q instanceof THREE.LineBasicMaterial){A.setAttribute("style","fill: none; stroke: "+q.color.getContextStyle()+"; stroke-width: "+q.linewidth+
-"; stroke-opacity: "+q.opacity+"; stroke-linecap: "+q.linecap+"; stroke-linejoin: "+q.linejoin);j.appendChild(A)}}}else if(r instanceof THREE.RenderableFace3){l=r.v1;o=r.v2;p=r.v3;l.positionScreen.x=l.positionScreen.x*m;l.positionScreen.y=l.positionScreen.y*-n;o.positionScreen.x=o.positionScreen.x*m;o.positionScreen.y=o.positionScreen.y*-n;p.positionScreen.x=p.positionScreen.x*m;p.positionScreen.y=p.positionScreen.y*-n;w.addPoint(l.positionScreen.x,l.positionScreen.y);w.addPoint(o.positionScreen.x,
-o.positionScreen.y);w.addPoint(p.positionScreen.x,p.positionScreen.y);if(H.intersects(w)){var J=l,v=o,G=p;d.info.render.vertices=d.info.render.vertices+3;d.info.render.faces++;A=b(L++);A.setAttribute("d","M "+J.positionScreen.x+" "+J.positionScreen.y+" L "+v.positionScreen.x+" "+v.positionScreen.y+" L "+G.positionScreen.x+","+G.positionScreen.y+"z");if(q instanceof THREE.MeshBasicMaterial)s.copy(q.color);else if(q instanceof THREE.MeshLambertMaterial)if(D){s.r=t.r;s.g=t.g;s.b=t.b;a(g,r.centroidWorld,
-r.normalWorld,s);s.r=Math.max(0,Math.min(q.color.r*s.r,1));s.g=Math.max(0,Math.min(q.color.g*s.g,1));s.b=Math.max(0,Math.min(q.color.b*s.b,1))}else s.copy(q.color);else if(q instanceof THREE.MeshDepthMaterial){z=1-q.__2near/(q.__farPlusNear-r.z*q.__farMinusNear);s.setRGB(z,z,z)}else q instanceof THREE.MeshNormalMaterial&&s.setRGB(c(r.normalWorld.x),c(r.normalWorld.y),c(r.normalWorld.z));q.wireframe?A.setAttribute("style","fill: none; stroke: "+s.getContextStyle()+"; stroke-width: "+q.wireframeLinewidth+
-"; stroke-opacity: "+q.opacity+"; stroke-linecap: "+q.wireframeLinecap+"; stroke-linejoin: "+q.wireframeLinejoin):A.setAttribute("style","fill: "+s.getContextStyle()+"; fill-opacity: "+q.opacity);j.appendChild(A)}}else if(r instanceof THREE.RenderableFace4){l=r.v1;o=r.v2;p=r.v3;u=r.v4;l.positionScreen.x=l.positionScreen.x*m;l.positionScreen.y=l.positionScreen.y*-n;o.positionScreen.x=o.positionScreen.x*m;o.positionScreen.y=o.positionScreen.y*-n;p.positionScreen.x=p.positionScreen.x*m;p.positionScreen.y=
-p.positionScreen.y*-n;u.positionScreen.x=u.positionScreen.x*m;u.positionScreen.y=u.positionScreen.y*-n;w.addPoint(l.positionScreen.x,l.positionScreen.y);w.addPoint(o.positionScreen.x,o.positionScreen.y);w.addPoint(p.positionScreen.x,p.positionScreen.y);w.addPoint(u.positionScreen.x,u.positionScreen.y);if(H.intersects(w)){var J=l,v=o,G=p,I=u;d.info.render.vertices=d.info.render.vertices+4;d.info.render.faces++;A=b(L++);A.setAttribute("d","M "+J.positionScreen.x+" "+J.positionScreen.y+" L "+v.positionScreen.x+
-" "+v.positionScreen.y+" L "+G.positionScreen.x+","+G.positionScreen.y+" L "+I.positionScreen.x+","+I.positionScreen.y+"z");if(q instanceof THREE.MeshBasicMaterial)s.copy(q.color);else if(q instanceof THREE.MeshLambertMaterial)if(D){s.r=t.r;s.g=t.g;s.b=t.b;a(g,r.centroidWorld,r.normalWorld,s);s.r=Math.max(0,Math.min(q.color.r*s.r,1));s.g=Math.max(0,Math.min(q.color.g*s.g,1));s.b=Math.max(0,Math.min(q.color.b*s.b,1))}else s.copy(q.color);else if(q instanceof THREE.MeshDepthMaterial){z=1-q.__2near/
-(q.__farPlusNear-r.z*q.__farMinusNear);s.setRGB(z,z,z)}else q instanceof THREE.MeshNormalMaterial&&s.setRGB(c(r.normalWorld.x),c(r.normalWorld.y),c(r.normalWorld.z));q.wireframe?A.setAttribute("style","fill: none; stroke: "+s.getContextStyle()+"; stroke-width: "+q.wireframeLinewidth+"; stroke-opacity: "+q.opacity+"; stroke-linecap: "+q.wireframeLinecap+"; stroke-linejoin: "+q.wireframeLinejoin):A.setAttribute("style","fill: "+s.getContextStyle()+"; fill-opacity: "+q.opacity);j.appendChild(A)}}}}}};
-THREE.RenderableVertex=function(){this.positionWorld=new THREE.Vector3;this.positionScreen=new THREE.Vector4;this.visible=true};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.faceMaterial=this.material=null;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.faceMaterial=this.material=null;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.material=null};THREE.RenderableLine=function(){this.z=null;this.v1=new THREE.RenderableVertex;this.v2=new THREE.RenderableVertex;this.material=null};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+var THREE = THREE || { REVISION: '49dev' };
+
+if ( ! self.Int32Array ) {
+
+	self.Int32Array = Array;
+	self.Float32Array = Array;
+
+}
+
+// http://paulirish.com/2011/requestanimationframe-for-smart-animating/
+// http://my.opera.com/emoller/blog/2011/12/20/requestanimationframe-for-smart-er-animating
+
+// requestAnimationFrame polyfill by Erik Möller
+// fixes from Paul Irish and Tino Zijdel
+
+( function () {
+
+	var lastTime = 0;
+	var vendors = [ 'ms', 'moz', 'webkit', 'o' ];
+
+	for ( var x = 0; x < vendors.length && !window.requestAnimationFrame; ++ x ) {
+
+		window.requestAnimationFrame = window[ vendors[ x ] + 'RequestAnimationFrame' ];
+		window.cancelAnimationFrame = window[ vendors[ x ] + 'CancelAnimationFrame' ] || window[ vendors[ x ] + 'CancelRequestAnimationFrame' ];
+
+	}
+
+	if ( !window.requestAnimationFrame ) {
+
+		window.requestAnimationFrame = function ( callback, element ) {
+
+			var currTime = Date.now(), timeToCall = Math.max( 0, 16 - ( currTime - lastTime ) );
+			var id = window.setTimeout( function() { callback( currTime + timeToCall ); }, timeToCall );
+			lastTime = currTime + timeToCall;
+			return id;
+
+		};
+
+	}
+
+
+	if ( !window.cancelAnimationFrame ) {
+
+		window.cancelAnimationFrame = function ( id ) { clearTimeout( id ); };
+
+	}
+
+}() );
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+THREE.Color = function ( hex ) {
+
+	if ( hex !== undefined ) this.setHex( hex );
+	return this;
+
+};
+
+THREE.Color.prototype = {
+
+	constructor: THREE.Color,
+
+	r: 1, g: 1, b: 1,
+
+	copy: function ( color ) {
+
+		this.r = color.r;
+		this.g = color.g;
+		this.b = color.b;
+
+		return this;
+
+	},
+
+	copyGammaToLinear: function ( color ) {
+
+		this.r = color.r * color.r;
+		this.g = color.g * color.g;
+		this.b = color.b * color.b;
+
+		return this;
+
+	},
+
+	copyLinearToGamma: function ( color ) {
+
+		this.r = Math.sqrt( color.r );
+		this.g = Math.sqrt( color.g );
+		this.b = Math.sqrt( color.b );
+
+		return this;
+
+	},
+
+	convertGammaToLinear: function () {
+
+		var r = this.r, g = this.g, b = this.b;
+
+		this.r = r * r;
+		this.g = g * g;
+		this.b = b * b;
+
+		return this;
+
+	},
+
+	convertLinearToGamma: function () {
+
+		this.r = Math.sqrt( this.r );
+		this.g = Math.sqrt( this.g );
+		this.b = Math.sqrt( this.b );
+
+		return this;
+
+	},
+
+	setRGB: function ( r, g, b ) {
+
+		this.r = r;
+		this.g = g;
+		this.b = b;
+
+		return this;
+
+	},
+
+	setHSV: function ( h, s, v ) {
+
+		// based on MochiKit implementation by Bob Ippolito
+		// h,s,v ranges are < 0.0 - 1.0 >
+
+		var i, f, p, q, t;
+
+		if ( v === 0 ) {
+
+			this.r = this.g = this.b = 0;
+
+		} else {
+
+			i = Math.floor( h * 6 );
+			f = ( h * 6 ) - i;
+			p = v * ( 1 - s );
+			q = v * ( 1 - ( s * f ) );
+			t = v * ( 1 - ( s * ( 1 - f ) ) );
+
+			switch ( i ) {
+
+				case 1: this.r = q; this.g = v; this.b = p; break;
+				case 2: this.r = p; this.g = v; this.b = t; break;
+				case 3: this.r = p; this.g = q; this.b = v; break;
+				case 4: this.r = t; this.g = p; this.b = v; break;
+				case 5: this.r = v; this.g = p; this.b = q; break;
+				case 6: // fall through
+				case 0: this.r = v; this.g = t; this.b = p; break;
+
+			}
+
+		}
+
+		return this;
+
+	},
+
+	setHex: function ( hex ) {
+
+		hex = Math.floor( hex );
+
+		this.r = ( hex >> 16 & 255 ) / 255;
+		this.g = ( hex >> 8 & 255 ) / 255;
+		this.b = ( hex & 255 ) / 255;
+
+		return this;
+
+	},
+
+	lerpSelf: function ( color, alpha ) {
+
+		this.r += ( color.r - this.r ) * alpha;
+		this.g += ( color.g - this.g ) * alpha;
+		this.b += ( color.b - this.b ) * alpha;
+
+		return this;
+
+	},
+
+	getHex: function () {
+
+		return Math.floor( this.r * 255 ) << 16 ^ Math.floor( this.g * 255 ) << 8 ^ Math.floor( this.b * 255 );
+
+	},
+
+	getContextStyle: function () {
+
+		return 'rgb(' + Math.floor( this.r * 255 ) + ',' + Math.floor( this.g * 255 ) + ',' + Math.floor( this.b * 255 ) + ')';
+
+	},
+
+	clone: function () {
+
+		return new THREE.Color().setRGB( this.r, this.g, this.b );
+
+	}
+
+};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author philogb / http://blog.thejit.org/
+ * @author egraether / http://egraether.com/
+ * @author zz85 / http://www.lab4games.net/zz85/blog
+ */
+
+THREE.Vector2 = function ( x, y ) {
+
+	this.x = x || 0;
+	this.y = y || 0;
+
+};
+
+THREE.Vector2.prototype = {
+
+	constructor: THREE.Vector2,
+
+	set: function ( x, y ) {
+
+		this.x = x;
+		this.y = y;
+
+		return this;
+
+	},
+
+	copy: function ( v ) {
+
+		this.x = v.x;
+		this.y = v.y;
+
+		return this;
+
+	},
+
+	add: function ( a, b ) {
+
+		this.x = a.x + b.x;
+		this.y = a.y + b.y;
+
+		return this;
+
+	},
+
+	addSelf: function ( v ) {
+
+		this.x += v.x;
+		this.y += v.y;
+
+		return this;
+
+	},
+
+	sub: function ( a, b ) {
+
+		this.x = a.x - b.x;
+		this.y = a.y - b.y;
+
+		return this;
+
+	},
+
+	subSelf: function ( v ) {
+
+		this.x -= v.x;
+		this.y -= v.y;
+
+		return this;
+
+	},
+
+	multiplyScalar: function ( s ) {
+
+		this.x *= s;
+		this.y *= s;
+
+		return this;
+
+	},
+
+	divideScalar: function ( s ) {
+
+		if ( s ) {
+
+			this.x /= s;
+			this.y /= s;
+
+		} else {
+
+			this.set( 0, 0 );
+
+		}
+
+		return this;
+
+	},
+
+	negate: function() {
+
+		return this.multiplyScalar( - 1 );
+
+	},
+
+	dot: function ( v ) {
+
+		return this.x * v.x + this.y * v.y;
+
+	},
+
+	lengthSq: function () {
+
+		return this.x * this.x + this.y * this.y;
+
+	},
+
+	length: function () {
+
+		return Math.sqrt( this.lengthSq() );
+
+	},
+
+	normalize: function () {
+
+		return this.divideScalar( this.length() );
+
+	},
+
+	distanceTo: function ( v ) {
+
+		return Math.sqrt( this.distanceToSquared( v ) );
+
+	},
+
+	distanceToSquared: function ( v ) {
+
+		var dx = this.x - v.x, dy = this.y - v.y;
+		return dx * dx + dy * dy;
+
+	},
+
+	setLength: function ( l ) {
+
+		return this.normalize().multiplyScalar( l );
+
+	},
+
+	lerpSelf: function ( v, alpha ) {
+
+		this.x += ( v.x - this.x ) * alpha;
+		this.y += ( v.y - this.y ) * alpha;
+
+		return this;
+
+	},
+
+	equals: function( v ) {
+
+		return ( ( v.x === this.x ) && ( v.y === this.y ) );
+
+	},
+
+	isZero: function () {
+
+		return ( this.lengthSq() < 0.0001 /* almostZero */ );
+
+	},
+
+	clone: function () {
+
+		return new THREE.Vector2( this.x, this.y );
+
+	}
+
+};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author kile / http://kile.stravaganza.org/
+ * @author philogb / http://blog.thejit.org/
+ * @author mikael emtinger / http://gomo.se/
+ * @author egraether / http://egraether.com/
+ */
+
+THREE.Vector3 = function ( x, y, z ) {
+
+	this.x = x || 0;
+	this.y = y || 0;
+	this.z = z || 0;
+
+};
+
+
+THREE.Vector3.prototype = {
+
+	constructor: THREE.Vector3,
+
+	set: function ( x, y, z ) {
+
+		this.x = x;
+		this.y = y;
+		this.z = z;
+
+		return this;
+
+	},
+
+	setX: function ( x ) {
+
+		this.x = x;
+
+		return this;
+
+	},
+
+	setY: function ( y ) {
+
+		this.y = y;
+
+		return this;
+
+	},
+
+	setZ: function ( z ) {
+
+		this.z = z;
+
+		return this;
+
+	},
+
+	copy: function ( v ) {
+
+		this.x = v.x;
+		this.y = v.y;
+		this.z = v.z;
+
+		return this;
+
+	},
+
+	add: function ( a, b ) {
+
+		this.x = a.x + b.x;
+		this.y = a.y + b.y;
+		this.z = a.z + b.z;
+
+		return this;
+
+	},
+
+	addSelf: function ( v ) {
+
+		this.x += v.x;
+		this.y += v.y;
+		this.z += v.z;
+
+		return this;
+
+	},
+
+	addScalar: function ( s ) {
+
+		this.x += s;
+		this.y += s;
+		this.z += s;
+
+		return this;
+
+	},
+
+	sub: function ( a, b ) {
+
+		this.x = a.x - b.x;
+		this.y = a.y - b.y;
+		this.z = a.z - b.z;
+
+		return this;
+
+	},
+
+	subSelf: function ( v ) {
+
+		this.x -= v.x;
+		this.y -= v.y;
+		this.z -= v.z;
+
+		return this;
+
+	},
+
+	multiply: function ( a, b ) {
+
+		this.x = a.x * b.x;
+		this.y = a.y * b.y;
+		this.z = a.z * b.z;
+
+		return this;
+
+	},
+
+	multiplySelf: function ( v ) {
+
+		this.x *= v.x;
+		this.y *= v.y;
+		this.z *= v.z;
+
+		return this;
+
+	},
+
+	multiplyScalar: function ( s ) {
+
+		this.x *= s;
+		this.y *= s;
+		this.z *= s;
+
+		return this;
+
+	},
+
+	divideSelf: function ( v ) {
+
+		this.x /= v.x;
+		this.y /= v.y;
+		this.z /= v.z;
+
+		return this;
+
+	},
+
+	divideScalar: function ( s ) {
+
+		if ( s ) {
+
+			this.x /= s;
+			this.y /= s;
+			this.z /= s;
+
+		} else {
+
+			this.x = 0;
+			this.y = 0;
+			this.z = 0;
+
+		}
+
+		return this;
+
+	},
+
+
+	negate: function() {
+
+		return this.multiplyScalar( - 1 );
+
+	},
+
+	dot: function ( v ) {
+
+		return this.x * v.x + this.y * v.y + this.z * v.z;
+
+	},
+
+	lengthSq: function () {
+
+		return this.x * this.x + this.y * this.y + this.z * this.z;
+
+	},
+
+	length: function () {
+
+		return Math.sqrt( this.lengthSq() );
+
+	},
+
+	lengthManhattan: function () {
+
+		return Math.abs( this.x ) + Math.abs( this.y ) + Math.abs( this.z );
+
+	},
+
+	normalize: function () {
+
+		return this.divideScalar( this.length() );
+
+	},
+
+	setLength: function ( l ) {
+
+		return this.normalize().multiplyScalar( l );
+
+	},
+
+	lerpSelf: function ( v, alpha ) {
+
+		this.x += ( v.x - this.x ) * alpha;
+		this.y += ( v.y - this.y ) * alpha;
+		this.z += ( v.z - this.z ) * alpha;
+
+		return this;
+
+	},
+
+	cross: function ( a, b ) {
+
+		this.x = a.y * b.z - a.z * b.y;
+		this.y = a.z * b.x - a.x * b.z;
+		this.z = a.x * b.y - a.y * b.x;
+
+		return this;
+
+	},
+
+	crossSelf: function ( v ) {
+
+		var x = this.x, y = this.y, z = this.z;
+
+		this.x = y * v.z - z * v.y;
+		this.y = z * v.x - x * v.z;
+		this.z = x * v.y - y * v.x;
+
+		return this;
+
+	},
+
+	distanceTo: function ( v ) {
+
+		return Math.sqrt( this.distanceToSquared( v ) );
+
+	},
+
+	distanceToSquared: function ( v ) {
+
+		return new THREE.Vector3().sub( this, v ).lengthSq();
+
+	},
+
+	getPositionFromMatrix: function ( m ) {
+
+		this.x = m.elements[12];
+		this.y = m.elements[13];
+		this.z = m.elements[14];
+
+		return this;
+
+	},
+
+	getRotationFromMatrix: function ( m, scale ) {
+
+		var sx = scale ? scale.x : 1;
+		var sy = scale ? scale.y : 1;
+		var sz = scale ? scale.z : 1;
+
+		var m11 = m.elements[0] / sx, m12 = m.elements[4] / sy, m13 = m.elements[8] / sz;
+		var m21 = m.elements[1] / sx, m22 = m.elements[5] / sy, m23 = m.elements[9] / sz;
+		var m33 = m.elements[10] / sz;
+
+		this.y = Math.asin( m13 );
+
+		var cosY = Math.cos( this.y );
+
+		if ( Math.abs( cosY ) > 0.00001 ) {
+
+			this.x = Math.atan2( - m23 / cosY, m33 / cosY );
+			this.z = Math.atan2( - m12 / cosY, m11 / cosY );
+
+		} else {
+
+			this.x = 0;
+			this.z = Math.atan2( m21, m22 );
+
+		}
+
+		return this;
+
+	},
+
+	/*
+
+	// from http://www.mathworks.com/matlabcentral/fileexchange/20696-function-to-convert-between-dcm-euler-angles-quaternions-and-euler-vectors/content/SpinCalc.m
+	// order XYZ
+
+	getEulerXYZFromQuaternion: function ( q ) {
+
+		this.x = Math.atan2( 2 * ( q.x * q.w - q.y * q.z ), ( q.w * q.w - q.x * q.x - q.y * q.y + q.z * q.z ) );
+		this.y = Math.asin( 2 *  ( q.x * q.z + q.y * q.w ) );
+		this.z = Math.atan2( 2 * ( q.z * q.w - q.x * q.y ), ( q.w * q.w + q.x * q.x - q.y * q.y - q.z * q.z ) );
+
+	},
+
+	// from http://www.euclideanspace.com/maths/geometry/rotations/conversions/quaternionToEuler/index.htm
+	// order YZX (assuming heading == y, attitude == z, bank == x)
+
+	getEulerYZXFromQuaternion: function ( q ) {
+
+		var sqw = q.w * q.w;
+		var sqx = q.x * q.x;
+		var sqy = q.y * q.y;
+		var sqz = q.z * q.z;
+		var unit = sqx + sqy + sqz + sqw; // if normalised is one, otherwise is correction factor
+		var test = q.x * q.y + q.z * q.w;
+
+		if ( test > 0.499 * unit ) { // singularity at north pole
+
+			this.y = 2 * Math.atan2( q.x, q.w );
+			this.z = Math.PI / 2;
+			this.x = 0;
+
+			return;
+
+		}
+
+		if ( test < -0.499 * unit ) { // singularity at south pole
+
+			this.y = -2 * Math.atan2( q.x, q.w );
+			this.z = -Math.PI / 2;
+			this.x = 0;
+
+			return;
+
+		}
+
+		this.y = Math.atan2( 2 * q.y * q.w - 2 * q.x * q.z, sqx - sqy - sqz + sqw );
+		this.z = Math.asin( 2 * test / unit );
+		this.x = Math.atan2( 2 * q.x * q.w - 2 * q.y * q.z, -sqx + sqy - sqz + sqw );
+
+	},
+
+	*/
+
+	getScaleFromMatrix: function ( m ) {
+
+		var sx = this.set( m.elements[0], m.elements[1], m.elements[2] ).length();
+		var sy = this.set( m.elements[4], m.elements[5], m.elements[6] ).length();
+		var sz = this.set( m.elements[8], m.elements[9], m.elements[10] ).length();
+
+		this.x = sx;
+		this.y = sy;
+		this.z = sz;
+
+	},
+
+	equals: function ( v ) {
+
+		return ( ( v.x === this.x ) && ( v.y === this.y ) && ( v.z === this.z ) );
+
+	},
+
+	isZero: function () {
+
+		return ( this.lengthSq() < 0.0001 /* almostZero */ );
+
+	},
+
+	clone: function () {
+
+		return new THREE.Vector3( this.x, this.y, this.z );
+
+	}
+
+};
+
+/**
+ * @author supereggbert / http://www.paulbrunt.co.uk/
+ * @author philogb / http://blog.thejit.org/
+ * @author mikael emtinger / http://gomo.se/
+ * @author egraether / http://egraether.com/
+ */
+
+THREE.Vector4 = function ( x, y, z, w ) {
+
+	this.x = x || 0;
+	this.y = y || 0;
+	this.z = z || 0;
+	this.w = ( w !== undefined ) ? w : 1;
+
+};
+
+THREE.Vector4.prototype = {
+
+	constructor: THREE.Vector4,
+
+	set: function ( x, y, z, w ) {
+
+		this.x = x;
+		this.y = y;
+		this.z = z;
+		this.w = w;
+
+		return this;
+
+	},
+
+	copy: function ( v ) {
+
+		this.x = v.x;
+		this.y = v.y;
+		this.z = v.z;
+		this.w = ( v.w !== undefined ) ? v.w : 1;
+
+		return this;
+
+	},
+
+	add: function ( a, b ) {
+
+		this.x = a.x + b.x;
+		this.y = a.y + b.y;
+		this.z = a.z + b.z;
+		this.w = a.w + b.w;
+
+		return this;
+
+	},
+
+	addSelf: function ( v ) {
+
+		this.x += v.x;
+		this.y += v.y;
+		this.z += v.z;
+		this.w += v.w;
+
+		return this;
+
+	},
+
+	sub: function ( a, b ) {
+
+		this.x = a.x - b.x;
+		this.y = a.y - b.y;
+		this.z = a.z - b.z;
+		this.w = a.w - b.w;
+
+		return this;
+
+	},
+
+	subSelf: function ( v ) {
+
+		this.x -= v.x;
+		this.y -= v.y;
+		this.z -= v.z;
+		this.w -= v.w;
+
+		return this;
+
+	},
+
+	multiplyScalar: function ( s ) {
+
+		this.x *= s;
+		this.y *= s;
+		this.z *= s;
+		this.w *= s;
+
+		return this;
+
+	},
+
+	divideScalar: function ( s ) {
+
+		if ( s ) {
+
+			this.x /= s;
+			this.y /= s;
+			this.z /= s;
+			this.w /= s;
+
+		} else {
+
+			this.x = 0;
+			this.y = 0;
+			this.z = 0;
+			this.w = 1;
+
+		}
+
+		return this;
+
+	},
+
+
+	negate: function() {
+
+		return this.multiplyScalar( -1 );
+
+	},
+
+	dot: function ( v ) {
+
+		return this.x * v.x + this.y * v.y + this.z * v.z + this.w * v.w;
+
+	},
+
+	lengthSq: function () {
+
+		return this.dot( this );
+
+	},
+
+	length: function () {
+
+		return Math.sqrt( this.lengthSq() );
+
+	},
+
+	normalize: function () {
+
+		return this.divideScalar( this.length() );
+
+	},
+
+	setLength: function ( l ) {
+
+		return this.normalize().multiplyScalar( l );
+
+	},
+
+	lerpSelf: function ( v, alpha ) {
+
+		this.x += ( v.x - this.x ) * alpha;
+		this.y += ( v.y - this.y ) * alpha;
+		this.z += ( v.z - this.z ) * alpha;
+		this.w += ( v.w - this.w ) * alpha;
+
+		return this;
+
+	},
+
+	clone: function () {
+
+		return new THREE.Vector4( this.x, this.y, this.z, this.w );
+
+	}
+
+};
+/**
+ * @author mrdoob / http://mrdoob.com/
+ * @author alteredq / http://alteredqualia.com/
+ */
+
+THREE.Frustum = function ( ) {
+
+	this.planes = [
+
+		new THREE.Vector4(),
+		new THREE.Vector4(),
+		new THREE.Vector4(),
+		new THREE.Vector4(),
+		new THREE.Vector4(),
+		new THREE.Vector4()
+
+	];
+
+};
+
+THREE.Frustum.prototype.setFromMatrix = function ( m ) {
+
+	var i, plane,
+	planes = this.planes;
+    var me = m.elements;
+    var me0 = me[0], me1 = me[1], me2 = me[2], me3 = me[3]; 
+    var me4 = me[4], me5 = me[5], me6 = me[6], me7 = me[7]; 
+    var me8 = me[8], me9 = me[9], me10 = me[10], me11 = me[11]; 
+    var me12 = me[12], me13 = me[13], me14 = me[14], me15 = me[15]; 
+
+	planes[ 0 ].set( me3 - me0, me7 - me4, me11 - me8, me15 - me12 );
+	planes[ 1 ].set( me3 + me0, me7 + me4, me11 + me8, me15 + me12 );
+	planes[ 2 ].set( me3 + me1, me7 + me5, me11 + me9, me15 + me13 );
+	planes[ 3 ].set( me3 - me1, me7 - me5, me11 - me9, me15 - me13 );
+	planes[ 4 ].set( me3 - me2, me7 - me6, me11 - me10, me15 - me14 );
+	planes[ 5 ].set( me3 + me2, me7 + me6, me11 + me10, me15 + me14 );
+
+	for ( i = 0; i < 6; i ++ ) {
+
+		plane = planes[ i ];
+		plane.divideScalar( Math.sqrt( plane.x * plane.x + plane.y * plane.y + plane.z * plane.z ) );
+
+	}
+
+};
+
+THREE.Frustum.prototype.contains = function ( object ) {
+
+	var distance,
+	planes = this.planes,
+	matrix = object.matrixWorld,
+    me = matrix.elements,
+	scale = THREE.Frustum.__v1.set( matrix.getColumnX().length(), matrix.getColumnY().length(), matrix.getColumnZ().length() ),
+	radius = - object.geometry.boundingSphere.radius * Math.max( scale.x, Math.max( scale.y, scale.z ) );
+
+	for ( var i = 0; i < 6; i ++ ) {
+
+		distance = planes[ i ].x * me[12] + planes[ i ].y * me[13] + planes[ i ].z * me[14] + planes[ i ].w;
+		if ( distance <= radius ) return false;
+
+	}
+
+	return true;
+
+};
+
+THREE.Frustum.__v1 = new THREE.Vector3();
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+THREE.Ray = function ( origin, direction ) {
+
+	this.origin = origin || new THREE.Vector3();
+	this.direction = direction || new THREE.Vector3();
+
+	var precision = 0.0001;
+
+	this.setPrecision = function ( value ) {
+
+		precision = value;
+
+	};
+
+	var a = new THREE.Vector3();
+	var b = new THREE.Vector3();
+	var c = new THREE.Vector3();
+	var d = new THREE.Vector3();
+
+	var originCopy = new THREE.Vector3();
+	var directionCopy = new THREE.Vector3();
+
+	var vector = new THREE.Vector3();
+	var normal = new THREE.Vector3();
+	var intersectPoint = new THREE.Vector3()
+
+	this.intersectObject = function ( object ) {
+
+		var intersect, intersects = [];
+
+		if ( object instanceof THREE.Particle ) {
+
+			var distance = distanceFromIntersection( this.origin, this.direction, object.matrixWorld.getPosition() );
+
+			if ( distance > object.scale.x ) {
+
+				return [];
+
+			}
+
+			intersect = {
+
+				distance: distance,
+				point: object.position,
+				face: null,
+				object: object
+
+			};
+
+			intersects.push( intersect );
+
+		} else if ( object instanceof THREE.Mesh ) {
+
+			// Checking boundingSphere
+
+			var distance = distanceFromIntersection( this.origin, this.direction, object.matrixWorld.getPosition() );
+			var scale = THREE.Frustum.__v1.set( object.matrixWorld.getColumnX().length(), object.matrixWorld.getColumnY().length(), object.matrixWorld.getColumnZ().length() );
+
+			if ( distance > object.geometry.boundingSphere.radius * Math.max( scale.x, Math.max( scale.y, scale.z ) ) ) {
+
+				return intersects;
+
+			}
+
+			// Checking faces
+
+			var f, fl, face, dot, scalar,
+			geometry = object.geometry,
+			vertices = geometry.vertices,
+			objMatrix;
+
+			object.matrixRotationWorld.extractRotation( object.matrixWorld );
+
+			for ( f = 0, fl = geometry.faces.length; f < fl; f ++ ) {
+
+				face = geometry.faces[ f ];
+
+				originCopy.copy( this.origin );
+				directionCopy.copy( this.direction );
+
+				objMatrix = object.matrixWorld;
+
+				// determine if ray intersects the plane of the face
+				// note: this works regardless of the direction of the face normal
+
+				vector = objMatrix.multiplyVector3( vector.copy( face.centroid ) ).subSelf( originCopy );
+				normal = object.matrixRotationWorld.multiplyVector3( normal.copy( face.normal ) );
+				dot = directionCopy.dot( normal );
+
+				// bail if ray and plane are parallel
+
+				if ( Math.abs( dot ) < precision ) continue;
+
+				// calc distance to plane
+
+				scalar = normal.dot( vector ) / dot;
+
+				// if negative distance, then plane is behind ray
+
+				if ( scalar < 0 ) continue;
+
+				if ( object.doubleSided || ( object.flipSided ? dot > 0 : dot < 0 ) ) {
+
+					intersectPoint.add( originCopy, directionCopy.multiplyScalar( scalar ) );
+
+					if ( face instanceof THREE.Face3 ) {
+
+						a = objMatrix.multiplyVector3( a.copy( vertices[ face.a ] ) );
+						b = objMatrix.multiplyVector3( b.copy( vertices[ face.b ] ) );
+						c = objMatrix.multiplyVector3( c.copy( vertices[ face.c ] ) );
+
+						if ( pointInFace3( intersectPoint, a, b, c ) ) {
+
+							intersect = {
+
+								distance: originCopy.distanceTo( intersectPoint ),
+								point: intersectPoint.clone(),
+								face: face,
+								object: object
+
+							};
+
+							intersects.push( intersect );
+
+						}
+
+					} else if ( face instanceof THREE.Face4 ) {
+
+						a = objMatrix.multiplyVector3( a.copy( vertices[ face.a ] ) );
+						b = objMatrix.multiplyVector3( b.copy( vertices[ face.b ] ) );
+						c = objMatrix.multiplyVector3( c.copy( vertices[ face.c ] ) );
+						d = objMatrix.multiplyVector3( d.copy( vertices[ face.d ] ) );
+
+						if ( pointInFace3( intersectPoint, a, b, d ) || pointInFace3( intersectPoint, b, c, d ) ) {
+
+							intersect = {
+
+								distance: originCopy.distanceTo( intersectPoint ),
+								point: intersectPoint.clone(),
+								face: face,
+								object: object
+
+							};
+
+							intersects.push( intersect );
+
+						}
+
+					}
+
+				}
+
+			}
+
+		}
+
+		return intersects;
+
+	}
+
+	this.intersectObjects = function ( objects ) {
+
+		var intersects = [];
+
+		for ( var i = 0, l = objects.length; i < l; i ++ ) {
+
+			Array.prototype.push.apply( intersects, this.intersectObject( objects[ i ] ) );
+
+		}
+
+		intersects.sort( function ( a, b ) { return a.distance - b.distance; } );
+
+		return intersects;
+
+	};
+
+	var v0 = new THREE.Vector3(), v1 = new THREE.Vector3(), v2 = new THREE.Vector3();
+	var dot, intersect, distance;
+
+	function distanceFromIntersection( origin, direction, position ) {
+
+		v0.sub( position, origin );
+		dot = v0.dot( direction );
+
+		intersect = v1.add( origin, v2.copy( direction ).multiplyScalar( dot ) );
+		distance = position.distanceTo( intersect );
+
+		return distance;
+
+	}
+
+	// http://www.blackpawn.com/texts/pointinpoly/default.html
+
+	var dot00, dot01, dot02, dot11, dot12, invDenom, u, v;
+
+	function pointInFace3( p, a, b, c ) {
+
+		v0.sub( c, a );
+		v1.sub( b, a );
+		v2.sub( p, a );
+
+		dot00 = v0.dot( v0 );
+		dot01 = v0.dot( v1 );
+		dot02 = v0.dot( v2 );
+		dot11 = v1.dot( v1 );
+		dot12 = v1.dot( v2 );
+
+		invDenom = 1 / ( dot00 * dot11 - dot01 * dot01 );
+		u = ( dot11 * dot02 - dot01 * dot12 ) * invDenom;
+		v = ( dot00 * dot12 - dot01 * dot02 ) * invDenom;
+
+		return ( u >= 0 ) && ( v >= 0 ) && ( u + v < 1 );
+
+	}
+
+};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+THREE.Rectangle = function () {
+
+	var _left, _top, _right, _bottom,
+	_width, _height, _isEmpty = true;
+
+	function resize() {
+
+		_width = _right - _left;
+		_height = _bottom - _top;
+
+	}
+
+	this.getX = function () {
+
+		return _left;
+
+	};
+
+	this.getY = function () {
+
+		return _top;
+
+	};
+
+	this.getWidth = function () {
+
+		return _width;
+
+	};
+
+	this.getHeight = function () {
+
+		return _height;
+
+	};
+
+	this.getLeft = function() {
+
+		return _left;
+
+	};
+
+	this.getTop = function() {
+
+		return _top;
+
+	};
+
+	this.getRight = function() {
+
+		return _right;
+
+	};
+
+	this.getBottom = function() {
+
+		return _bottom;
+
+	};
+
+	this.set = function ( left, top, right, bottom ) {
+
+		_isEmpty = false;
+
+		_left = left; _top = top;
+		_right = right; _bottom = bottom;
+
+		resize();
+
+	};
+
+	this.addPoint = function ( x, y ) {
+
+		if ( _isEmpty ) {
+
+			_isEmpty = false;
+			_left = x; _top = y;
+			_right = x; _bottom = y;
+
+			resize();
+
+		} else {
+
+			_left = _left < x ? _left : x; // Math.min( _left, x );
+			_top = _top < y ? _top : y; // Math.min( _top, y );
+			_right = _right > x ? _right : x; // Math.max( _right, x );
+			_bottom = _bottom > y ? _bottom : y; // Math.max( _bottom, y );
+
+			resize();
+		}
+
+	};
+
+	this.add3Points = function ( x1, y1, x2, y2, x3, y3 ) {
+
+		if (_isEmpty) {
+
+			_isEmpty = false;
+			_left = x1 < x2 ? ( x1 < x3 ? x1 : x3 ) : ( x2 < x3 ? x2 : x3 );
+			_top = y1 < y2 ? ( y1 < y3 ? y1 : y3 ) : ( y2 < y3 ? y2 : y3 );
+			_right = x1 > x2 ? ( x1 > x3 ? x1 : x3 ) : ( x2 > x3 ? x2 : x3 );
+			_bottom = y1 > y2 ? ( y1 > y3 ? y1 : y3 ) : ( y2 > y3 ? y2 : y3 );
+
+			resize();
+
+		} else {
+
+			_left = x1 < x2 ? ( x1 < x3 ? ( x1 < _left ? x1 : _left ) : ( x3 < _left ? x3 : _left ) ) : ( x2 < x3 ? ( x2 < _left ? x2 : _left ) : ( x3 < _left ? x3 : _left ) );
+			_top = y1 < y2 ? ( y1 < y3 ? ( y1 < _top ? y1 : _top ) : ( y3 < _top ? y3 : _top ) ) : ( y2 < y3 ? ( y2 < _top ? y2 : _top ) : ( y3 < _top ? y3 : _top ) );
+			_right = x1 > x2 ? ( x1 > x3 ? ( x1 > _right ? x1 : _right ) : ( x3 > _right ? x3 : _right ) ) : ( x2 > x3 ? ( x2 > _right ? x2 : _right ) : ( x3 > _right ? x3 : _right ) );
+			_bottom = y1 > y2 ? ( y1 > y3 ? ( y1 > _bottom ? y1 : _bottom ) : ( y3 > _bottom ? y3 : _bottom ) ) : ( y2 > y3 ? ( y2 > _bottom ? y2 : _bottom ) : ( y3 > _bottom ? y3 : _bottom ) );
+
+			resize();
+
+		};
+
+	};
+
+	this.addRectangle = function ( r ) {
+
+		if ( _isEmpty ) {
+
+			_isEmpty = false;
+			_left = r.getLeft(); _top = r.getTop();
+			_right = r.getRight(); _bottom = r.getBottom();
+
+			resize();
+
+		} else {
+
+			_left = _left < r.getLeft() ? _left : r.getLeft(); // Math.min(_left, r.getLeft() );
+			_top = _top < r.getTop() ? _top : r.getTop(); // Math.min(_top, r.getTop() );
+			_right = _right > r.getRight() ? _right : r.getRight(); // Math.max(_right, r.getRight() );
+			_bottom = _bottom > r.getBottom() ? _bottom : r.getBottom(); // Math.max(_bottom, r.getBottom() );
+
+			resize();
+
+		}
+
+	};
+
+	this.inflate = function ( v ) {
+
+		_left -= v; _top -= v;
+		_right += v; _bottom += v;
+
+		resize();
+
+	};
+
+	this.minSelf = function ( r ) {
+
+		_left = _left > r.getLeft() ? _left : r.getLeft(); // Math.max( _left, r.getLeft() );
+		_top = _top > r.getTop() ? _top : r.getTop(); // Math.max( _top, r.getTop() );
+		_right = _right < r.getRight() ? _right : r.getRight(); // Math.min( _right, r.getRight() );
+		_bottom = _bottom < r.getBottom() ? _bottom : r.getBottom(); // Math.min( _bottom, r.getBottom() );
+
+		resize();
+
+	};
+
+	this.intersects = function ( r ) {
+
+		// http://gamemath.com/2011/09/detecting-whether-two-boxes-overlap/
+
+		if ( _right < r.getLeft() ) return false;
+		if ( _left > r.getRight() ) return false;
+		if ( _bottom < r.getTop() ) return false;
+		if ( _top > r.getBottom() ) return false;
+
+		return true;
+
+	};
+
+	this.empty = function () {
+
+		_isEmpty = true;
+
+		_left = 0; _top = 0;
+		_right = 0; _bottom = 0;
+
+		resize();
+
+	};
+
+	this.isEmpty = function () {
+
+		return _isEmpty;
+
+	};
+
+};
+/**
+ * @author alteredq / http://alteredqualia.com/
+ */
+
+THREE.Math = {
+
+	// Clamp value to range <a, b>
+
+	clamp: function ( x, a, b ) {
+
+		return ( x < a ) ? a : ( ( x > b ) ? b : x );
+
+	},
+
+	// Clamp value to range <a, inf)
+
+	clampBottom: function ( x, a ) {
+
+		return x < a ? a : x;
+
+	},
+
+	// Linear mapping from range <a1, a2> to range <b1, b2>
+
+	mapLinear: function ( x, a1, a2, b1, b2 ) {
+
+		return b1 + ( x - a1 ) * ( b2 - b1 ) / ( a2 - a1 );
+
+	},
+
+	// Random float from <0, 1> with 16 bits of randomness
+	// (standard Math.random() creates repetitive patterns when applied over larger space)
+
+	random16: function () {
+
+		return ( 65280 * Math.random() + 255 * Math.random() ) / 65535;
+
+	},
+
+	// Random integer from <low, high> interval
+
+	randInt: function ( low, high ) {
+
+		return low + Math.floor( Math.random() * ( high - low + 1 ) );
+
+	},
+
+	// Random float from <low, high> interval
+
+	randFloat: function ( low, high ) {
+
+		return low + Math.random() * ( high - low );
+
+	},
+
+	// Random float from <-range/2, range/2> interval
+
+	randFloatSpread: function ( range ) {
+
+		return range * ( 0.5 - Math.random() );
+
+	},
+
+	sign: function ( x ) {
+
+		return ( x < 0 ) ? -1 : ( ( x > 0 ) ? 1 : 0 );
+
+	}
+
+};
+/**
+ * @author alteredq / http://alteredqualia.com/
+ */
+
+THREE.Matrix3 = function () {
+
+	this.elements = new Float32Array(9);
+
+};
+
+THREE.Matrix3.prototype = {
+
+	constructor: THREE.Matrix3,
+
+	getInverse: function ( matrix ) {
+
+		// input: THREE.Matrix4
+		// ( based on http://code.google.com/p/webgl-mjs/ )
+
+        var me = matrix.elements;
+        
+		var a11 =   me[10] * me[5] - me[6] * me[9];
+		var a21 = - me[10] * me[1] + me[2] * me[9];
+		var a31 =   me[6] * me[1] - me[2] * me[5];
+		var a12 = - me[10] * me[4] + me[6] * me[8];
+		var a22 =   me[10] * me[0] - me[2] * me[8];
+		var a32 = - me[6] * me[0] + me[2] * me[4];
+		var a13 =   me[9] * me[4] - me[5] * me[8];
+		var a23 = - me[9] * me[0] + me[1] * me[8];
+		var a33 =   me[5] * me[0] - me[1] * me[4];
+
+		var det = me[0] * a11 + me[1] * a12 + me[2] * a13;
+
+		// no inverse
+
+		if ( det === 0 ) {
+
+			console.warn( "Matrix3.getInverse(): determinant == 0" );
+
+		}
+
+		var idet = 1.0 / det;
+
+		var m = this.elements;
+
+		m[ 0 ] = idet * a11; m[ 1 ] = idet * a21; m[ 2 ] = idet * a31;
+		m[ 3 ] = idet * a12; m[ 4 ] = idet * a22; m[ 5 ] = idet * a32;
+		m[ 6 ] = idet * a13; m[ 7 ] = idet * a23; m[ 8 ] = idet * a33;
+
+		return this;
+
+	},
+
+	
+	transpose: function () {
+
+		var tmp, m = this.elements;
+
+		tmp = m[1]; m[1] = m[3]; m[3] = tmp;
+		tmp = m[2]; m[2] = m[6]; m[6] = tmp;
+		tmp = m[5]; m[5] = m[7]; m[7] = tmp;
+
+		return this;
+
+	},
+	
+
+	transposeIntoArray: function ( r ) {
+
+		var m = this.m;
+
+		r[ 0 ] = m[ 0 ];
+		r[ 1 ] = m[ 3 ];
+		r[ 2 ] = m[ 6 ];
+		r[ 3 ] = m[ 1 ];
+		r[ 4 ] = m[ 4 ];
+		r[ 5 ] = m[ 7 ];
+		r[ 6 ] = m[ 2 ];
+		r[ 7 ] = m[ 5 ];
+		r[ 8 ] = m[ 8 ];
+
+		return this;
+
+	}
+
+};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author supereggbert / http://www.paulbrunt.co.uk/
+ * @author philogb / http://blog.thejit.org/
+ * @author jordi_ros / http://plattsoft.com
+ * @author D1plo1d / http://github.com/D1plo1d
+ * @author alteredq / http://alteredqualia.com/
+ * @author mikael emtinger / http://gomo.se/
+ * @author timknip / http://www.floorplanner.com/
+ */
+
+
+THREE.Matrix4 = function ( n11, n12, n13, n14, n21, n22, n23, n24, n31, n32, n33, n34, n41, n42, n43, n44 ) {
+
+    this.elements = new Float32Array(16);
+
+	this.set(
+
+		( n11 !== undefined ) ? n11 : 1, n12 || 0, n13 || 0, n14 || 0,
+		n21 || 0, ( n22 !== undefined ) ? n22 : 1, n23 || 0, n24 || 0,
+		n31 || 0, n32 || 0, ( n33 !== undefined ) ? n33 : 1, n34 || 0,
+		n41 || 0, n42 || 0, n43 || 0, ( n44 !== undefined ) ? n44 : 1
+
+	);
+
+};
+
+THREE.Matrix4.prototype = {
+
+	constructor: THREE.Matrix4,
+
+	set: function ( n11, n12, n13, n14, n21, n22, n23, n24, n31, n32, n33, n34, n41, n42, n43, n44 ) {
+        var te = this.elements;
+        
+		te[0] = n11; te[4] = n12; te[8] = n13; te[12] = n14;
+		te[1] = n21; te[5] = n22; te[9] = n23; te[13] = n24;
+		te[2] = n31; te[6] = n32; te[10] = n33; te[14] = n34;
+		te[3] = n41; te[7] = n42; te[11] = n43; te[15] = n44;
+
+		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 ( m ) {
+        
+        var me = m.elements;
+        
+		this.set(
+
+			me[0], me[4], me[8], me[12],
+			me[1], me[5], me[9], me[13],
+			me[2], me[6], me[10], me[14],
+			me[3], me[7], me[11], me[15]
+
+		);
+
+		return this;
+
+	},
+
+	lookAt: function ( eye, target, up ) {
+        var te = this.elements;
+        
+		var x = THREE.Matrix4.__v1;
+		var y = THREE.Matrix4.__v2;
+		var z = THREE.Matrix4.__v3;
+
+		z.sub( eye, target ).normalize();
+
+		if ( z.length() === 0 ) {
+
+			z.z = 1;
+
+		}
+
+		x.cross( up, z ).normalize();
+
+		if ( x.length() === 0 ) {
+
+			z.x += 0.0001;
+			x.cross( up, z ).normalize();
+
+		}
+
+		y.cross( z, x );
+
+
+		te[0] = x.x; te[4] = y.x; te[8] = z.x;
+		te[1] = x.y; te[5] = y.y; te[9] = z.y;
+		te[2] = x.z; te[6] = y.z; te[10] = z.z;
+
+		return this;
+
+	},
+
+	multiply: function ( a, b ) {
+        
+        var ae = a.elements,
+            be = b.elements,
+            te = this.elements;
+
+		var a11 = ae[0], a12 = ae[4], a13 = ae[8], a14 = ae[12];
+		var a21 = ae[1], a22 = ae[5], a23 = ae[9], a24 = ae[13];
+		var a31 = ae[2], a32 = ae[6], a33 = ae[10], a34 = ae[14];
+		var a41 = ae[3], a42 = ae[7], a43 = ae[11], a44 = ae[15];
+
+		var b11 = be[0], b12 = be[4], b13 = be[8], b14 = be[12];
+		var b21 = be[1], b22 = be[5], b23 = be[9], b24 = be[13];
+		var b31 = be[2], b32 = be[6], b33 = be[10], b34 = be[14];
+		var b41 = be[3], b42 = be[7], b43 = be[11], b44 = be[15];
+
+		te[0] = a11 * b11 + a12 * b21 + a13 * b31 + a14 * b41;
+		te[4] = a11 * b12 + a12 * b22 + a13 * b32 + a14 * b42;
+		te[8] = a11 * b13 + a12 * b23 + a13 * b33 + a14 * b43;
+		te[12] = a11 * b14 + a12 * b24 + a13 * b34 + a14 * b44;
+
+		te[1] = a21 * b11 + a22 * b21 + a23 * b31 + a24 * b41;
+		te[5] = a21 * b12 + a22 * b22 + a23 * b32 + a24 * b42;
+		te[9] = a21 * b13 + a22 * b23 + a23 * b33 + a24 * b43;
+		te[13] = a21 * b14 + a22 * b24 + a23 * b34 + a24 * b44;
+
+        te[2] = a31 * b11 + a32 * b21 + a33 * b31 + a34 * b41;
+		te[6] = a31 * b12 + a32 * b22 + a33 * b32 + a34 * b42;
+		te[10] = a31 * b13 + a32 * b23 + a33 * b33 + a34 * b43;
+		te[14] = a31 * b14 + a32 * b24 + a33 * b34 + a34 * b44;
+
+		te[3] = a41 * b11 + a42 * b21 + a43 * b31 + a44 * b41;
+		te[7] = a41 * b12 + a42 * b22 + a43 * b32 + a44 * b42;
+		te[11] = a41 * b13 + a42 * b23 + a43 * b33 + a44 * b43;
+		te[15] = a41 * b14 + a42 * b24 + a43 * b34 + a44 * b44;
+
+		return this;
+
+	},
+
+	multiplySelf: function ( m ) {
+
+		return this.multiply( this, m );
+
+	},
+
+	multiplyToArray: function ( a, b, r ) {
+        
+        var te = this.elements;
+        
+		this.multiply( a, b );
+
+		r[ 0 ] = te[0]; r[ 1 ] = te[1]; r[ 2 ] = te[2]; r[ 3 ] = te[3];
+		r[ 4 ] = te[4]; r[ 5 ] = te[5]; r[ 6 ] = te[6]; r[ 7 ] = te[7];
+		r[ 8 ]  = te[8]; r[ 9 ]  = te[9]; r[ 10 ] = te[10]; r[ 11 ] = te[11];
+		r[ 12 ] = te[12]; r[ 13 ] = te[13]; r[ 14 ] = te[14]; r[ 15 ] = te[15];
+
+		return this;
+
+	},
+
+	multiplyScalar: function ( s ) {
+        
+        var te = this.elements;
+        
+		te[0] *= s; te[4] *= s; te[8] *= s; te[12] *= s;
+		te[1] *= s; te[5] *= s; te[9] *= s; te[13] *= s;
+		te[2] *= s; te[6] *= s; te[10] *= s; te[14] *= s;
+		te[3] *= s; te[7] *= s; te[11] *= s; te[15] *= s;
+
+		return this;
+
+	},
+
+	multiplyVector3: function ( v ) {
+        var te = this.elements;
+        
+		var vx = v.x, vy = v.y, vz = v.z;
+		var d = 1 / ( te[3] * vx + te[7] * vy + te[11] * vz + te[15] );
+
+		v.x = ( te[0] * vx + te[4] * vy + te[8] * vz + te[12] ) * d;
+		v.y = ( te[1] * vx + te[5] * vy + te[9] * vz + te[13] ) * d;
+		v.z = ( te[2] * vx + te[6] * vy + te[10] * vz + te[14] ) * d;
+
+		return v;
+
+	},
+
+	multiplyVector4: function ( v ) {
+        
+        var te = this.elements;
+		var vx = v.x, vy = v.y, vz = v.z, vw = v.w;
+
+		v.x = te[0] * vx + te[4] * vy + te[8] * vz + te[12] * vw;
+		v.y = te[1] * vx + te[5] * vy + te[9] * vz + te[13] * vw;
+		v.z = te[2] * vx + te[6] * vy + te[10] * vz + te[14] * vw;
+		v.w = te[3] * vx + te[7] * vy + te[11] * vz + te[15] * vw;
+
+		return v;
+
+	},
+
+	rotateAxis: function ( v ) {
+        
+        var te = this.elements;
+		var vx = v.x, vy = v.y, vz = v.z;
+
+		v.x = vx * te[0] + vy * te[4] + vz * te[8];
+		v.y = vx * te[1] + vy * te[5] + vz * te[9];
+		v.z = vx * te[2] + vy * te[6] + vz * te[10];
+
+		v.normalize();
+
+		return v;
+
+	},
+
+	crossVector: function ( a ) {
+        
+        var te = this.elements;
+		var v = new THREE.Vector4();
+
+		v.x = te[0] * a.x + te[4] * a.y + te[8] * a.z + te[12] * a.w;
+		v.y = te[1] * a.x + te[5] * a.y + te[9] * a.z + te[13] * a.w;
+		v.z = te[2] * a.x + te[6] * a.y + te[10] * a.z + te[14] * a.w;
+
+		v.w = ( a.w ) ? te[3] * a.x + te[7] * a.y + te[11] * a.z + te[15] * a.w : 1;
+
+		return v;
+
+	},
+
+	determinant: function () {
+
+        var te = this.elements;
+        
+		var n11 = te[0], n12 = te[4], n13 = te[8], n14 = te[12];
+		var n21 = te[1], n22 = te[5], n23 = te[9], n24 = te[13];
+		var n31 = te[2], n32 = te[6], n33 = te[10], n34 = te[14];
+		var n41 = te[3], n42 = te[7], n43 = te[11], n44 = te[15];
+
+		//TODO: make this more efficient
+		//( based on http://www.euclideanspace.com/maths/algebra/matrix/functions/inverse/fourD/index.htm )
+
+		return (
+			n14 * n23 * n32 * n41-
+			n13 * n24 * n32 * n41-
+			n14 * n22 * n33 * n41+
+			n12 * n24 * n33 * n41+
+
+			n13 * n22 * n34 * n41-
+			n12 * n23 * n34 * n41-
+			n14 * n23 * n31 * n42+
+			n13 * n24 * n31 * n42+
+
+			n14 * n21 * n33 * n42-
+			n11 * n24 * n33 * n42-
+			n13 * n21 * n34 * n42+
+			n11 * n23 * n34 * n42+
+
+			n14 * n22 * n31 * n43-
+			n12 * n24 * n31 * n43-
+			n14 * n21 * n32 * n43+
+			n11 * n24 * n32 * n43+
+
+			n12 * n21 * n34 * n43-
+			n11 * n22 * n34 * n43-
+			n13 * n22 * n31 * n44+
+			n12 * n23 * n31 * n44+
+
+			n13 * n21 * n32 * n44-
+			n11 * n23 * n32 * n44-
+			n12 * n21 * n33 * n44+
+			n11 * n22 * n33 * n44
+		);
+
+	},
+
+	transpose: function () {
+        var te = this.elements;
+        
+		var tmp;
+
+		tmp = te[1]; te[1] = te[4]; te[4] = tmp;
+		tmp = te[2]; te[2] = te[8]; te[8] = tmp;
+		tmp = te[6]; te[6] = te[9]; te[9] = tmp;
+
+		tmp = te[3]; te[3] = te[12]; te[12] = tmp;
+		tmp = te[7]; te[7] = te[13]; te[13] = tmp;
+		tmp = te[11]; te[11] = te[14]; te[14] = tmp;
+
+		return this;
+
+	},
+
+	flattenToArray: function ( flat ) {
+
+        var te = this.elements;
+		flat[ 0 ] = te[0]; flat[ 1 ] = te[1]; flat[ 2 ] = te[2]; flat[ 3 ] = te[3];
+		flat[ 4 ] = te[4]; flat[ 5 ] = te[5]; flat[ 6 ] = te[6]; flat[ 7 ] = te[7];
+		flat[ 8 ]  = te[8]; flat[ 9 ]  = te[9]; flat[ 10 ] = te[10]; flat[ 11 ] = te[11];
+		flat[ 12 ] = te[12]; flat[ 13 ] = te[13]; flat[ 14 ] = te[14]; flat[ 15 ] = te[15];
+
+		return flat;
+
+	},
+
+	flattenToArrayOffset: function( flat, offset ) {
+
+        var te = this.elements;
+		flat[ offset ] = te[0];
+		flat[ offset + 1 ] = te[1];
+		flat[ offset + 2 ] = te[2];
+		flat[ offset + 3 ] = te[3];
+
+		flat[ offset + 4 ] = te[4];
+		flat[ offset + 5 ] = te[5];
+		flat[ offset + 6 ] = te[6];
+		flat[ offset + 7 ] = te[7];
+
+		flat[ offset + 8 ]  = te[8];
+		flat[ offset + 9 ]  = te[9];
+		flat[ offset + 10 ] = te[10];
+		flat[ offset + 11 ] = te[11];
+
+		flat[ offset + 12 ] = te[12];
+		flat[ offset + 13 ] = te[13];
+		flat[ offset + 14 ] = te[14];
+		flat[ offset + 15 ] = te[15];
+
+		return flat;
+
+	},
+
+	getPosition: function () {
+        var te = this.elements;
+        
+		return THREE.Matrix4.__v1.set( te[12], te[13], te[14] );
+
+	},
+
+	setPosition: function ( v ) {
+        var te = this.elements;
+		te[12] = v.x;
+		te[13] = v.y;
+		te[14] = v.z;
+
+		return this;
+
+	},
+
+	getColumnX: function () {
+        var te = this.elements;
+		return THREE.Matrix4.__v1.set( te[0], te[1], te[2] );
+
+	},
+
+	getColumnY: function () {
+        var te = this.elements;
+		return THREE.Matrix4.__v1.set( te[4], te[5], te[6] );
+
+	},
+
+	getColumnZ: function() {
+        var te = this.elements;
+		return THREE.Matrix4.__v1.set( te[8], te[9], te[10] );
+
+	},
+
+	getInverse: function ( m ) {
+
+		// based on http://www.euclideanspace.com/maths/algebra/matrix/functions/inverse/fourD/index.htm
+        var te = this.elements;
+        var me = m.elements;
+                
+		var n11 = me[0], n12 = me[4], n13 = me[8], n14 = me[12];
+		var n21 = me[1], n22 = me[5], n23 = me[9], n24 = me[13];
+		var n31 = me[2], n32 = me[6], n33 = me[10], n34 = me[14];
+		var n41 = me[3], n42 = me[7], n43 = me[11], n44 = me[15];
+
+		te[0] = n23*n34*n42 - n24*n33*n42 + n24*n32*n43 - n22*n34*n43 - n23*n32*n44 + n22*n33*n44;
+		te[4] = n14*n33*n42 - n13*n34*n42 - n14*n32*n43 + n12*n34*n43 + n13*n32*n44 - n12*n33*n44;
+		te[8] = n13*n24*n42 - n14*n23*n42 + n14*n22*n43 - n12*n24*n43 - n13*n22*n44 + n12*n23*n44;
+		te[12] = n14*n23*n32 - n13*n24*n32 - n14*n22*n33 + n12*n24*n33 + n13*n22*n34 - n12*n23*n34;
+		te[1] = n24*n33*n41 - n23*n34*n41 - n24*n31*n43 + n21*n34*n43 + n23*n31*n44 - n21*n33*n44;
+		te[5] = n13*n34*n41 - n14*n33*n41 + n14*n31*n43 - n11*n34*n43 - n13*n31*n44 + n11*n33*n44;
+		te[9] = n14*n23*n41 - n13*n24*n41 - n14*n21*n43 + n11*n24*n43 + n13*n21*n44 - n11*n23*n44;
+		te[13] = n13*n24*n31 - n14*n23*n31 + n14*n21*n33 - n11*n24*n33 - n13*n21*n34 + n11*n23*n34;
+		te[2] = n22*n34*n41 - n24*n32*n41 + n24*n31*n42 - n21*n34*n42 - n22*n31*n44 + n21*n32*n44;
+		te[6] = n14*n32*n41 - n12*n34*n41 - n14*n31*n42 + n11*n34*n42 + n12*n31*n44 - n11*n32*n44;
+		te[10] = n12*n24*n41 - n14*n22*n41 + n14*n21*n42 - n11*n24*n42 - n12*n21*n44 + n11*n22*n44;
+		te[14] = n14*n22*n31 - n12*n24*n31 - n14*n21*n32 + n11*n24*n32 + n12*n21*n34 - n11*n22*n34;
+		te[3] = n23*n32*n41 - n22*n33*n41 - n23*n31*n42 + n21*n33*n42 + n22*n31*n43 - n21*n32*n43;
+		te[7] = n12*n33*n41 - n13*n32*n41 + n13*n31*n42 - n11*n33*n42 - n12*n31*n43 + n11*n32*n43;
+		te[11] = n13*n22*n41 - n12*n23*n41 - n13*n21*n42 + n11*n23*n42 + n12*n21*n43 - n11*n22*n43;
+		te[15] = n12*n23*n31 - n13*n22*n31 + n13*n21*n32 - n11*n23*n32 - n12*n21*n33 + n11*n22*n33;
+		this.multiplyScalar( 1 / m.determinant() );
+
+		return this;
+
+	},
+
+	setRotationFromEuler: function( v, order ) {
+        var te = this.elements;
+        
+		var x = v.x, y = v.y, z = v.z;
+		var a = Math.cos( x ), b = Math.sin( x );
+		var c = Math.cos( y ), d = Math.sin( y );
+		var e = Math.cos( z ), f = Math.sin( z );
+
+		switch ( order ) {
+
+			case 'YXZ':
+
+				var ce = c * e, cf = c * f, de = d * e, df = d * f;
+
+				te[0] = ce + df * b;
+				te[4] = de * b - cf;
+				te[8] = a * d;
+
+				te[1] = a * f;
+				te[5] = a * e;
+				te[9] = - b;
+
+				te[2] = cf * b - de;
+				te[6] = df + ce * b;
+				te[10] = a * c;
+				break;
+
+			case 'ZXY':
+
+				var ce = c * e, cf = c * f, de = d * e, df = d * f;
+
+				te[0] = ce - df * b;
+				te[4] = - a * f;
+				te[8] = de + cf * b;
+
+				te[1] = cf + de * b;
+				te[5] = a * e;
+				te[9] = df - ce * b;
+
+				te[2] = - a * d;
+				te[6] = b;
+				te[10] = a * c;
+				break;
+
+			case 'ZYX':
+
+				var ae = a * e, af = a * f, be = b * e, bf = b * f;
+
+				te[0] = c * e;
+				te[4] = be * d - af;
+				te[8] = ae * d + bf;
+
+				te[1] = c * f;
+				te[5] = bf * d + ae;
+				te[9] = af * d - be;
+
+				te[2] = - d;
+				te[6] = b * c;
+				te[10] = a * c;
+				break;
+
+			case 'YZX':
+
+				var ac = a * c, ad = a * d, bc = b * c, bd = b * d;
+
+				te[0] = c * e;
+				te[4] = bd - ac * f;
+				te[8] = bc * f + ad;
+
+				te[1] = f;
+				te[5] = a * e;
+				te[9] = - b * e;
+
+				te[2] = - d * e;
+				te[6] = ad * f + bc;
+				te[10] = ac - bd * f;
+				break;
+
+			case 'XZY':
+
+				var ac = a * c, ad = a * d, bc = b * c, bd = b * d;
+
+				te[0] = c * e;
+				te[4] = - f;
+				te[8] = d * e;
+
+				te[1] = ac * f + bd;
+				te[5] = a * e;
+				te[9] = ad * f - bc;
+
+				te[2] = bc * f - ad;
+				te[6] = b * e;
+				te[10] = bd * f + ac;
+				break;
+
+			default: // 'XYZ'
+
+				var ae = a * e, af = a * f, be = b * e, bf = b * f;
+
+				te[0] = c * e;
+				te[4] = - c * f;
+				te[8] = d;
+
+				te[1] = af + be * d;
+				te[5] = ae - bf * d;
+				te[9] = - b * c;
+
+				te[2] = bf - ae * d;
+				te[6] = be + af * d;
+				te[10] = a * c;
+				break;
+
+		}
+
+		return this;
+
+	},
+
+
+	setRotationFromQuaternion: function( q ) {
+        var te = this.elements;
+        
+		var x = q.x, y = q.y, z = q.z, w = q.w;
+		var x2 = x + x, y2 = y + y, z2 = z + z;
+		var xx = x * x2, xy = x * y2, xz = x * z2;
+		var yy = y * y2, yz = y * z2, zz = z * z2;
+		var wx = w * x2, wy = w * y2, wz = w * z2;
+
+		te[0] = 1 - ( yy + zz );
+		te[4] = xy - wz;
+		te[8] = xz + wy;
+
+		te[1] = xy + wz;
+		te[5] = 1 - ( xx + zz );
+		te[9] = yz - wx;
+
+		te[2] = xz - wy;
+		te[6] = yz + wx;
+		te[10] = 1 - ( xx + yy );
+
+		return this;
+
+	},
+
+	compose: function ( translation, rotation, scale ) {
+        var te = this.elements;
+		var mRotation = THREE.Matrix4.__m1;
+		var mScale = THREE.Matrix4.__m2;
+
+		mRotation.identity();
+		mRotation.setRotationFromQuaternion( rotation );
+
+		mScale.makeScale( scale.x, scale.y, scale.z );
+
+		this.multiply( mRotation, mScale );
+
+		te[12] = translation.x;
+		te[13] = translation.y;
+		te[14] = translation.z;
+
+		return this;
+
+	},
+
+	decompose: function ( translation, rotation, scale ) {
+
+		// grab the axis vectors
+        var te = this.elements;
+		var x = THREE.Matrix4.__v1;
+		var y = THREE.Matrix4.__v2;
+		var z = THREE.Matrix4.__v3;
+
+		x.set( te[0], te[1], te[2] );
+		y.set( te[4], te[5], te[6] );
+		z.set( te[8], te[9], te[10] );
+
+		translation = ( translation instanceof THREE.Vector3 ) ? translation : new THREE.Vector3();
+		rotation = ( rotation instanceof THREE.Quaternion ) ? rotation : new THREE.Quaternion();
+		scale = ( scale instanceof THREE.Vector3 ) ? scale : new THREE.Vector3();
+
+		scale.x = x.length();
+		scale.y = y.length();
+		scale.z = z.length();
+
+		translation.x = te[12];
+		translation.y = te[13];
+		translation.z = te[14];
+
+		// scale the rotation part
+
+		var matrix = THREE.Matrix4.__m1;
+
+		matrix.copy( this );
+
+		matrix.elements[0] /= scale.x;
+		matrix.elements[1] /= scale.x;
+		matrix.elements[2] /= scale.x;
+
+		matrix.elements[4] /= scale.y;
+		matrix.elements[5] /= scale.y;
+		matrix.elements[6] /= scale.y;
+
+		matrix.elements[8] /= scale.z;
+		matrix.elements[9] /= scale.z;
+		matrix.elements[10] /= scale.z;
+
+		rotation.setFromRotationMatrix( matrix );
+
+		return [ translation, rotation, scale ];
+
+	},
+
+	extractPosition: function ( m ) {
+        var te = this.elements;
+        var me = m.elements;
+		te[12] = me[12];
+		te[13] = me[13];
+		te[14] = me[14];
+
+		return this;
+
+	},
+
+	extractRotation: function ( m ) {
+        var te = this.elements;
+        var me = m.elements;
+        
+		var vector = THREE.Matrix4.__v1;
+
+		var scaleX = 1 / vector.set( me[0], me[1], me[2] ).length();
+		var scaleY = 1 / vector.set( me[4], me[5], me[6] ).length();
+		var scaleZ = 1 / vector.set( me[8], me[9], me[10] ).length();
+
+		te[0] = me[0] * scaleX;
+		te[1] = me[1] * scaleX;
+		te[2] = me[2] * scaleX;
+
+		te[4] = me[4] * scaleY;
+		te[5] = me[5] * scaleY;
+		te[6] = me[6] * scaleY;
+
+		te[8] = me[8] * scaleZ;
+		te[9] = me[9] * scaleZ;
+		te[10] = me[10] * scaleZ;
+
+		return this;
+
+	},
+
+	//
+
+	translate: function ( v ) {
+        var te = this.elements;
+		var x = v.x, y = v.y, z = v.z;
+
+		te[12] = te[0] * x + te[4] * y + te[8] * z + te[12];
+		te[13] = te[1] * x + te[5] * y + te[9] * z + te[13];
+		te[14] = te[2] * x + te[6] * y + te[10] * z + te[14];
+		te[15] = te[3] * x + te[7] * y + te[11] * z + te[15];
+
+		return this;
+
+	},
+
+	rotateX: function ( angle ) {
+        var te = this.elements;
+		var m12 = te[4];
+		var m22 = te[5];
+		var m32 = te[6];
+		var m42 = te[7];
+		var m13 = te[8];
+		var m23 = te[9];
+		var m33 = te[10];
+		var m43 = te[11];
+		var c = Math.cos( angle );
+		var s = Math.sin( angle );
+
+		te[4] = c * m12 + s * m13;
+		te[5] = c * m22 + s * m23;
+		te[6] = c * m32 + s * m33;
+		te[7] = c * m42 + s * m43;
+
+		te[8] = c * m13 - s * m12;
+		te[9] = c * m23 - s * m22;
+		te[10] = c * m33 - s * m32;
+		te[11] = c * m43 - s * m42;
+
+		return this;
+
+  	},
+
+	rotateY: function ( angle ) {
+        var te = this.elements;
+		var m11 = te[0];
+		var m21 = te[1];
+		var m31 = te[2];
+		var m41 = te[3];
+		var m13 = te[8];
+		var m23 = te[9];
+		var m33 = te[10];
+		var m43 = te[11];
+		var c = Math.cos( angle );
+		var s = Math.sin( angle );
+
+		te[0] = c * m11 - s * m13;
+		te[1] = c * m21 - s * m23;
+		te[2] = c * m31 - s * m33;
+		te[3] = c * m41 - s * m43;
+
+		te[8] = c * m13 + s * m11;
+		te[9] = c * m23 + s * m21;
+		te[10] = c * m33 + s * m31;
+		te[11] = c * m43 + s * m41;
+
+		return this;
+
+	},
+
+	rotateZ: function ( angle ) {
+        var te = this.elements;
+		var m11 = te[0];
+		var m21 = te[1];
+		var m31 = te[2];
+		var m41 = te[3];
+		var m12 = te[4];
+		var m22 = te[5];
+		var m32 = te[6];
+		var m42 = te[7];
+		var c = Math.cos( angle );
+		var s = Math.sin( angle );
+
+		te[0] = c * m11 + s * m12;
+		te[1] = c * m21 + s * m22;
+		te[2] = c * m31 + s * m32;
+		te[3] = c * m41 + s * m42;
+
+		te[4] = c * m12 - s * m11;
+		te[5] = c * m22 - s * m21;
+		te[6] = c * m32 - s * m31;
+		te[7] = c * m42 - s * m41;
+
+		return this;
+
+	},
+
+	rotateByAxis: function ( axis, angle ) {
+        var te = this.elements;
+		// optimize by checking axis
+
+		if ( axis.x === 1 && axis.y === 0 && axis.z === 0 ) {
+
+			return this.rotateX( angle );
+
+		} else if ( axis.x === 0 && axis.y === 1 && axis.z === 0 ) {
+
+			return this.rotateY( angle );
+
+		} else if ( axis.x === 0 && axis.y === 0 && axis.z === 1 ) {
+
+			return this.rotateZ( angle );
+
+		}
+
+		var x = axis.x, y = axis.y, z = axis.z;
+		var n = Math.sqrt(x * x + y * y + z * z);
+
+		x /= n;
+		y /= n;
+		z /= n;
+
+		var xx = x * x, yy = y * y, zz = z * z;
+		var c = Math.cos( angle );
+		var s = Math.sin( angle );
+		var oneMinusCosine = 1 - c;
+		var xy = x * y * oneMinusCosine;
+		var xz = x * z * oneMinusCosine;
+		var yz = y * z * oneMinusCosine;
+		var xs = x * s;
+		var ys = y * s;
+		var zs = z * s;
+
+		var r11 = xx + (1 - xx) * c;
+		var r21 = xy + zs;
+		var r31 = xz - ys;
+		var r12 = xy - zs;
+		var r22 = yy + (1 - yy) * c;
+		var r32 = yz + xs;
+		var r13 = xz + ys;
+		var r23 = yz - xs;
+		var r33 = zz + (1 - zz) * c;
+
+		var m11 = te[0], m21 = te[1], m31 = te[2], m41 = te[3];
+		var m12 = te[4], m22 = te[5], m32 = te[6], m42 = te[7];
+		var m13 = te[8], m23 = te[9], m33 = te[10], m43 = te[11];
+		var m14 = te[12], m24 = te[13], m34 = te[14], m44 = te[15];
+
+		te[0] = r11 * m11 + r21 * m12 + r31 * m13;
+		te[1] = r11 * m21 + r21 * m22 + r31 * m23;
+		te[2] = r11 * m31 + r21 * m32 + r31 * m33;
+		te[3] = r11 * m41 + r21 * m42 + r31 * m43;
+
+		te[4] = r12 * m11 + r22 * m12 + r32 * m13;
+		te[5] = r12 * m21 + r22 * m22 + r32 * m23;
+		te[6] = r12 * m31 + r22 * m32 + r32 * m33;
+		te[7] = r12 * m41 + r22 * m42 + r32 * m43;
+
+		te[8] = r13 * m11 + r23 * m12 + r33 * m13;
+		te[9] = r13 * m21 + r23 * m22 + r33 * m23;
+		te[10] = r13 * m31 + r23 * m32 + r33 * m33;
+		te[11] = r13 * m41 + r23 * m42 + r33 * m43;
+
+		return this;
+
+	},
+
+	scale: function ( v ) {
+        var te = this.elements;
+		var x = v.x, y = v.y, z = v.z;
+
+		te[0] *= x; te[4] *= y; te[8] *= z;
+		te[1] *= x; te[5] *= y; te[9] *= z;
+		te[2] *= x; te[6] *= y; te[10] *= z;
+		te[3] *= x; te[7] *= y; te[11] *= z;
+
+		return this;
+
+	},
+
+	//
+
+	makeTranslation: function ( x, y, z ) {
+
+		this.set(
+
+			1, 0, 0, x,
+			0, 1, 0, y,
+			0, 0, 1, z,
+			0, 0, 0, 1
+
+		);
+
+		return this;
+
+	},
+
+	makeRotationX: function ( theta ) {
+
+		var c = Math.cos( theta ), s = Math.sin( theta );
+
+		this.set(
+
+			1, 0,  0, 0,
+			0, c, -s, 0,
+			0, s,  c, 0,
+			0, 0,  0, 1
+
+		);
+
+		return this;
+
+	},
+
+	makeRotationY: function ( theta ) {
+
+		var c = Math.cos( theta ), s = Math.sin( theta );
+
+		this.set(
+
+			 c, 0, s, 0,
+			 0, 1, 0, 0,
+			-s, 0, c, 0,
+			 0, 0, 0, 1
+
+		);
+
+		return this;
+
+	},
+
+	makeRotationZ: function ( theta ) {
+
+		var c = Math.cos( theta ), s = Math.sin( theta );
+
+		this.set(
+
+			c, -s, 0, 0,
+			s,  c, 0, 0,
+			0,  0, 1, 0,
+			0,  0, 0, 1
+
+		);
+
+		return this;
+
+	},
+
+	makeRotationAxis: function ( axis, angle ) {
+
+		// Based on http://www.gamedev.net/reference/articles/article1199.asp
+
+		var c = Math.cos( angle );
+		var s = Math.sin( angle );
+		var t = 1 - c;
+		var x = axis.x, y = axis.y, z = axis.z;
+		var tx = t * x, ty = t * y;
+
+		this.set(
+
+		 	tx * x + c, tx * y - s * z, tx * z + s * y, 0,
+			tx * y + s * z, ty * y + c, ty * z - s * x, 0,
+			tx * z - s * y, ty * z + s * x, t * z * z + c, 0,
+			0, 0, 0, 1
+
+		);
+
+		 return this;
+
+	},
+
+	makeScale: function ( x, y, z ) {
+
+		this.set(
+
+			x, 0, 0, 0,
+			0, y, 0, 0,
+			0, 0, z, 0,
+			0, 0, 0, 1
+
+		);
+
+		return this;
+
+	},
+
+	makeFrustum: function ( left, right, bottom, top, near, far ) {
+        var te = this.elements;
+		var x = 2 * near / ( right - left );
+		var y = 2 * near / ( top - bottom );
+
+		var a = ( right + left ) / ( right - left );
+		var b = ( top + bottom ) / ( top - bottom );
+		var c = - ( far + near ) / ( far - near );
+		var d = - 2 * far * near / ( far - near );
+
+		te[0] = x;  te[4] = 0;  te[8] = a;   te[12] = 0;
+		te[1] = 0;  te[5] = y;  te[9] = b;   te[13] = 0;
+		te[2] = 0;  te[6] = 0;  te[10] = c;   te[14] = d;
+		te[3] = 0;  te[7] = 0;  te[11] = - 1; te[15] = 0;
+
+		return this;
+
+	},
+
+	makePerspective: function ( fov, aspect, near, far ) {
+
+		var ymax = near * Math.tan( fov * Math.PI / 360 );
+		var ymin = - ymax;
+		var xmin = ymin * aspect;
+		var xmax = ymax * aspect;
+
+		return this.makeFrustum( xmin, xmax, ymin, ymax, near, far );
+
+	},
+
+	makeOrthographic: function ( left, right, top, bottom, near, far ) {
+        var te = this.elements;
+		var w = right - left;
+		var h = top - bottom;
+		var p = far - near;
+
+		var x = ( right + left ) / w;
+		var y = ( top + bottom ) / h;
+		var z = ( far + near ) / p;
+
+		te[0] = 2 / w; te[4] = 0;     te[8] = 0;      te[12] = -x;
+		te[1] = 0;     te[5] = 2 / h; te[9] = 0;      te[13] = -y;
+		te[2] = 0;     te[6] = 0;     te[10] = -2 / p; te[14] = -z;
+		te[3] = 0;     te[7] = 0;     te[11] = 0;      te[15] = 1;
+
+		return this;
+
+	},
+
+
+	clone: function () {
+        var te = this.elements;
+		return new THREE.Matrix4(
+
+			te[0], te[4], te[8], te[12],
+			te[1], te[5], te[9], te[13],
+			te[2], te[6], te[10], te[14],
+			te[3], te[7], te[11], te[15]
+
+		);
+
+	}
+
+};
+
+THREE.Matrix4.__v1 = new THREE.Vector3();
+THREE.Matrix4.__v2 = new THREE.Vector3();
+THREE.Matrix4.__v3 = new THREE.Vector3();
+
+THREE.Matrix4.__m1 = new THREE.Matrix4();
+THREE.Matrix4.__m2 = new THREE.Matrix4();
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author mikael emtinger / http://gomo.se/
+ * @author alteredq / http://alteredqualia.com/
+ */
+
+THREE.Object3D = function () {
+
+	this.id = THREE.Object3DCount ++;
+
+	this.name = '';
+
+	this.parent = undefined;
+	this.children = [];
+
+	this.up = new THREE.Vector3( 0, 1, 0 );
+
+	this.position = new THREE.Vector3();
+	this.rotation = new THREE.Vector3();
+	this.eulerOrder = 'XYZ';
+	this.scale = new THREE.Vector3( 1, 1, 1 );
+
+	this.doubleSided = false;
+	this.flipSided = false;
+
+	this.renderDepth = null;
+
+	this.rotationAutoUpdate = true;
+
+	this.matrix = new THREE.Matrix4();
+	this.matrixWorld = new THREE.Matrix4();
+	this.matrixRotationWorld = new THREE.Matrix4();
+
+	this.matrixAutoUpdate = true;
+	this.matrixWorldNeedsUpdate = true;
+
+	this.quaternion = new THREE.Quaternion();
+	this.useQuaternion = false;
+
+	this.boundRadius = 0.0;
+	this.boundRadiusScale = 1.0;
+
+	this.visible = true;
+
+	this.castShadow = false;
+	this.receiveShadow = false;
+
+	this.frustumCulled = true;
+
+	this._vector = new THREE.Vector3();
+
+};
+
+
+THREE.Object3D.prototype = {
+
+	constructor: THREE.Object3D,
+
+	applyMatrix: function ( matrix ) {
+
+		this.matrix.multiply( matrix, this.matrix );
+
+		this.scale.getScaleFromMatrix( this.matrix );
+		this.rotation.getRotationFromMatrix( this.matrix, this.scale );
+		this.position.getPositionFromMatrix( this.matrix );
+
+	},
+
+	translate: function ( distance, axis ) {
+
+		this.matrix.rotateAxis( axis );
+		this.position.addSelf( axis.multiplyScalar( distance ) );
+
+	},
+
+	translateX: function ( distance ) {
+
+		this.translate( distance, this._vector.set( 1, 0, 0 ) );
+
+	},
+
+	translateY: function ( distance ) {
+
+		this.translate( distance, this._vector.set( 0, 1, 0 ) );
+
+	},
+
+	translateZ: function ( distance ) {
+
+		this.translate( distance, this._vector.set( 0, 0, 1 ) );
+
+	},
+
+	lookAt: function ( vector ) {
+
+		// TODO: Add hierarchy support.
+
+		this.matrix.lookAt( vector, this.position, this.up );
+
+		if ( this.rotationAutoUpdate ) {
+
+			this.rotation.getRotationFromMatrix( this.matrix );
+
+		}
+
+	},
+
+	add: function ( object ) {
+
+		if ( object === this ) {
+
+			console.warn( 'THREE.Object3D.add: An object can\'t be added as a child of itself.' );
+			return;
+
+		}
+
+		if ( object instanceof THREE.Object3D ) { // && this.children.indexOf( object ) === - 1
+
+			if ( object.parent !== undefined ) {
+
+				object.parent.remove( object );
+
+			}
+
+			object.parent = this;
+			this.children.push( object );
+
+			// add to scene
+
+			var scene = this;
+
+			while ( scene.parent !== undefined ) {
+
+				scene = scene.parent;
+
+			}
+
+			if ( scene !== undefined && scene instanceof THREE.Scene )  {
+
+				scene.__addObject( object );
+
+			}
+
+		}
+
+	},
+
+	remove: function ( object ) {
+
+		var index = this.children.indexOf( object );
+
+		if ( index !== - 1 ) {
+
+			object.parent = undefined;
+			this.children.splice( index, 1 );
+
+			// remove from scene
+
+			var scene = this;
+
+			while ( scene.parent !== undefined ) {
+
+				scene = scene.parent;
+
+			}
+
+			if ( scene !== undefined && scene instanceof THREE.Scene ) {
+
+				scene.__removeObject( object );
+
+			}
+
+		}
+
+	},
+
+	getChildByName: function ( name, recursive ) {
+
+		var c, cl, child;
+
+		for ( c = 0, cl = this.children.length; c < cl; c ++ ) {
+
+			child = this.children[ c ];
+
+			if ( child.name === name ) {
+
+				return child;
+
+			}
+
+			if ( recursive ) {
+
+				child = child.getChildByName( name, recursive );
+
+				if ( child !== undefined ) {
+
+					return child;
+
+				}
+
+			}
+
+		}
+
+		return undefined;
+
+	},
+
+	updateMatrix: function () {
+
+		this.matrix.setPosition( this.position );
+
+		if ( this.useQuaternion )  {
+
+			this.matrix.setRotationFromQuaternion( this.quaternion );
+
+		} else {
+
+			this.matrix.setRotationFromEuler( this.rotation, this.eulerOrder );
+
+		}
+
+		if ( this.scale.x !== 1 || this.scale.y !== 1 || this.scale.z !== 1 ) {
+
+			this.matrix.scale( this.scale );
+			this.boundRadiusScale = Math.max( this.scale.x, Math.max( this.scale.y, this.scale.z ) );
+
+		}
+
+		this.matrixWorldNeedsUpdate = true;
+
+	},
+
+	updateMatrixWorld: function ( force ) {
+
+		this.matrixAutoUpdate && this.updateMatrix();
+
+		// update matrixWorld
+
+		if ( this.matrixWorldNeedsUpdate || force ) {
+
+			if ( this.parent ) {
+
+				this.matrixWorld.multiply( this.parent.matrixWorld, this.matrix );
+
+			} else {
+
+				this.matrixWorld.copy( this.matrix );
+
+			}
+
+			this.matrixWorldNeedsUpdate = false;
+
+			force = true;
+
+		}
+
+		// update children
+
+		for ( var i = 0, l = this.children.length; i < l; i ++ ) {
+
+			this.children[ i ].updateMatrixWorld( force );
+
+		}
+
+	}
+
+};
+
+THREE.Object3DCount = 0;
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author supereggbert / http://www.paulbrunt.co.uk/
+ * @author julianwa / https://github.com/julianwa
+ */
+
+THREE.Projector = function() {
+
+	var _object, _objectCount, _objectPool = [],
+	_vertex, _vertexCount, _vertexPool = [],
+	_face, _face3Count, _face3Pool = [], _face4Count, _face4Pool = [],
+	_line, _lineCount, _linePool = [],
+	_particle, _particleCount, _particlePool = [],
+
+	_renderData = { objects: [], sprites: [], lights: [], elements: [] },
+
+	_vector3 = new THREE.Vector3(),
+	_vector4 = new THREE.Vector4(),
+
+	_projScreenMatrix = new THREE.Matrix4(),
+	_projScreenobjectMatrixWorld = new THREE.Matrix4(),
+
+	_frustum = new THREE.Frustum(),
+
+	_clippedVertex1PositionScreen = new THREE.Vector4(),
+	_clippedVertex2PositionScreen = new THREE.Vector4(),
+
+	_face3VertexNormals;
+
+	this.projectVector = function ( vector, camera ) {
+
+		camera.matrixWorldInverse.getInverse( camera.matrixWorld );
+
+		_projScreenMatrix.multiply( camera.projectionMatrix, camera.matrixWorldInverse );
+		_projScreenMatrix.multiplyVector3( vector );
+
+		return vector;
+
+	};
+
+	this.unprojectVector = function ( vector, camera ) {
+
+		camera.projectionMatrixInverse.getInverse( camera.projectionMatrix );
+
+		_projScreenMatrix.multiply( camera.matrixWorld, camera.projectionMatrixInverse );
+		_projScreenMatrix.multiplyVector3( vector );
+
+		return vector;
+
+	};
+
+	this.pickingRay = function ( vector, camera ) {
+
+		var end, ray, t;
+
+		// set two vectors with opposing z values
+		vector.z = -1.0;
+		end = new THREE.Vector3( vector.x, vector.y, 1.0 );
+
+		this.unprojectVector( vector, camera );
+		this.unprojectVector( end, camera );
+
+		// find direction from vector to end
+		end.subSelf( vector ).normalize();
+
+		return new THREE.Ray( vector, end );
+
+	};
+
+	this.projectGraph = function ( root, sort ) {
+
+		_objectCount = 0;
+
+		_renderData.objects.length = 0;
+		_renderData.sprites.length = 0;
+		_renderData.lights.length = 0;
+
+		var projectObject = function ( object ) {
+
+			if ( object.visible === false ) return;
+
+			if ( ( object instanceof THREE.Mesh || object instanceof THREE.Line ) &&
+			( object.frustumCulled === false || _frustum.contains( object ) ) ) {
+
+				_vector3.copy( object.matrixWorld.getPosition() );
+				_projScreenMatrix.multiplyVector3( _vector3 );
+
+				_object = getNextObjectInPool();
+				_object.object = object;
+				_object.z = _vector3.z;
+
+				_renderData.objects.push( _object );
+
+			} else if ( object instanceof THREE.Sprite || object instanceof THREE.Particle ) {
+
+				_vector3.copy( object.matrixWorld.getPosition() );
+				_projScreenMatrix.multiplyVector3( _vector3 );
+
+				_object = getNextObjectInPool();
+				_object.object = object;
+				_object.z = _vector3.z;
+
+				_renderData.sprites.push( _object );
+
+			} else if ( object instanceof THREE.Light ) {
+
+				_renderData.lights.push( object );
+
+			}
+
+			for ( var c = 0, cl = object.children.length; c < cl; c ++ ) {
+
+				projectObject( object.children[ c ] );
+
+			}
+
+		};
+
+		projectObject( root );
+
+		sort && _renderData.objects.sort( painterSort );
+
+		return _renderData;
+
+	};
+
+	this.projectScene = function ( scene, camera, sort ) {
+
+		var near = camera.near, far = camera.far, visible = false,
+		o, ol, v, vl, f, fl, n, nl, c, cl, u, ul, object,
+		objectMatrixWorld, objectMatrixWorldRotation,
+		geometry, geometryMaterials, vertices, vertex, vertexPositionScreen,
+		faces, face, faceVertexNormals, normal, faceVertexUvs, uvs,
+		v1, v2, v3, v4;
+
+		_face3Count = 0;
+		_face4Count = 0;
+		_lineCount = 0;
+		_particleCount = 0;
+
+		_renderData.elements.length = 0;
+
+		if ( camera.parent === undefined ) {
+
+			console.warn( 'DEPRECATED: Camera hasn\'t been added to a Scene. Adding it...' );
+			scene.add( camera );
+
+		}
+
+		scene.updateMatrixWorld();
+
+		camera.matrixWorldInverse.getInverse( camera.matrixWorld );
+
+		_projScreenMatrix.multiply( camera.projectionMatrix, camera.matrixWorldInverse );
+
+		_frustum.setFromMatrix( _projScreenMatrix );
+
+		_renderData = this.projectGraph( scene, false );
+
+		for ( o = 0, ol = _renderData.objects.length; o < ol; o++ ) {
+
+			object = _renderData.objects[ o ].object;
+
+			objectMatrixWorld = object.matrixWorld;
+
+			_vertexCount = 0;
+
+			if ( object instanceof THREE.Mesh ) {
+
+				geometry = object.geometry;
+				geometryMaterials = object.geometry.materials;
+				vertices = geometry.vertices;
+				faces = geometry.faces;
+				faceVertexUvs = geometry.faceVertexUvs;
+
+				objectMatrixWorldRotation = object.matrixRotationWorld.extractRotation( objectMatrixWorld );
+
+				for ( v = 0, vl = vertices.length; v < vl; v ++ ) {
+
+					_vertex = getNextVertexInPool();
+					_vertex.positionWorld.copy( vertices[ v ] );
+
+					objectMatrixWorld.multiplyVector3( _vertex.positionWorld );
+
+					_vertex.positionScreen.copy( _vertex.positionWorld );
+					_projScreenMatrix.multiplyVector4( _vertex.positionScreen );
+
+					_vertex.positionScreen.x /= _vertex.positionScreen.w;
+					_vertex.positionScreen.y /= _vertex.positionScreen.w;
+
+					_vertex.visible = _vertex.positionScreen.z > near && _vertex.positionScreen.z < far;
+
+				}
+
+				for ( f = 0, fl = faces.length; f < fl; f ++ ) {
+
+					face = faces[ f ];
+
+					if ( face instanceof THREE.Face3 ) {
+
+						v1 = _vertexPool[ face.a ];
+						v2 = _vertexPool[ face.b ];
+						v3 = _vertexPool[ face.c ];
+
+						if ( v1.visible && v2.visible && v3.visible ) {
+
+							visible = ( ( v3.positionScreen.x - v1.positionScreen.x ) * ( v2.positionScreen.y - v1.positionScreen.y ) -
+								( v3.positionScreen.y - v1.positionScreen.y ) * ( v2.positionScreen.x - v1.positionScreen.x ) ) < 0;
+
+							if ( object.doubleSided || visible != object.flipSided ) {
+
+								_face = getNextFace3InPool();
+
+								_face.v1.copy( v1 );
+								_face.v2.copy( v2 );
+								_face.v3.copy( v3 );
+
+							} else {
+
+								continue;
+
+							}
+
+						} else {
+
+							continue;
+
+						}
+
+					} else if ( face instanceof THREE.Face4 ) {
+
+						v1 = _vertexPool[ face.a ];
+						v2 = _vertexPool[ face.b ];
+						v3 = _vertexPool[ face.c ];
+						v4 = _vertexPool[ face.d ];
+
+						if ( v1.visible && v2.visible && v3.visible && v4.visible ) {
+
+							visible = ( v4.positionScreen.x - v1.positionScreen.x ) * ( v2.positionScreen.y - v1.positionScreen.y ) -
+								( v4.positionScreen.y - v1.positionScreen.y ) * ( v2.positionScreen.x - v1.positionScreen.x ) < 0 ||
+								( v2.positionScreen.x - v3.positionScreen.x ) * ( v4.positionScreen.y - v3.positionScreen.y ) -
+								( v2.positionScreen.y - v3.positionScreen.y ) * ( v4.positionScreen.x - v3.positionScreen.x ) < 0;
+
+
+							if ( object.doubleSided || visible != object.flipSided ) {
+
+								_face = getNextFace4InPool();
+
+								_face.v1.copy( v1 );
+								_face.v2.copy( v2 );
+								_face.v3.copy( v3 );
+								_face.v4.copy( v4 );
+
+							} else {
+
+								continue;
+
+							}
+
+						} else {
+
+							continue;
+
+						}
+
+					}
+
+					_face.normalWorld.copy( face.normal );
+					if ( !visible && ( object.flipSided || object.doubleSided ) ) _face.normalWorld.negate();
+					objectMatrixWorldRotation.multiplyVector3( _face.normalWorld );
+
+					_face.centroidWorld.copy( face.centroid );
+					objectMatrixWorld.multiplyVector3( _face.centroidWorld );
+
+					_face.centroidScreen.copy( _face.centroidWorld );
+					_projScreenMatrix.multiplyVector3( _face.centroidScreen );
+
+					faceVertexNormals = face.vertexNormals;
+
+					for ( n = 0, nl = faceVertexNormals.length; n < nl; n ++ ) {
+
+						normal = _face.vertexNormalsWorld[ n ];
+						normal.copy( faceVertexNormals[ n ] );
+						if ( !visible && ( object.flipSided || object.doubleSided ) ) normal.negate();
+						objectMatrixWorldRotation.multiplyVector3( normal );
+
+					}
+
+					for ( c = 0, cl = faceVertexUvs.length; c < cl; c ++ ) {
+
+						uvs = faceVertexUvs[ c ][ f ];
+
+						if ( !uvs ) continue;
+
+						for ( u = 0, ul = uvs.length; u < ul; u ++ ) {
+
+							_face.uvs[ c ][ u ] = uvs[ u ];
+
+						}
+
+					}
+
+					_face.material = object.material;
+					_face.faceMaterial = face.materialIndex !== null ? geometryMaterials[ face.materialIndex ] : null;
+
+					_face.z = _face.centroidScreen.z;
+
+					_renderData.elements.push( _face );
+
+				}
+
+			} else if ( object instanceof THREE.Line ) {
+
+				_projScreenobjectMatrixWorld.multiply( _projScreenMatrix, objectMatrixWorld );
+
+				vertices = object.geometry.vertices;
+				
+				v1 = getNextVertexInPool();
+				v1.positionScreen.copy( vertices[ 0 ] );
+				_projScreenobjectMatrixWorld.multiplyVector4( v1.positionScreen );
+
+				// Handle LineStrip and LinePieces
+				var step = object.type === THREE.LinePieces ? 2 : 1;
+
+				for ( v = 1, vl = vertices.length; v < vl; v ++ ) {
+
+					v1 = getNextVertexInPool();
+					v1.positionScreen.copy( vertices[ v ] );
+					_projScreenobjectMatrixWorld.multiplyVector4( v1.positionScreen );
+
+					if ( ( v + 1 ) % step > 0 ) continue;
+
+					v2 = _vertexPool[ _vertexCount - 2 ];
+
+					_clippedVertex1PositionScreen.copy( v1.positionScreen );
+					_clippedVertex2PositionScreen.copy( v2.positionScreen );
+
+					if ( clipLine( _clippedVertex1PositionScreen, _clippedVertex2PositionScreen ) ) {
+
+						// Perform the perspective divide
+						_clippedVertex1PositionScreen.multiplyScalar( 1 / _clippedVertex1PositionScreen.w );
+						_clippedVertex2PositionScreen.multiplyScalar( 1 / _clippedVertex2PositionScreen.w );
+
+						_line = getNextLineInPool();
+						_line.v1.positionScreen.copy( _clippedVertex1PositionScreen );
+						_line.v2.positionScreen.copy( _clippedVertex2PositionScreen );
+
+						_line.z = Math.max( _clippedVertex1PositionScreen.z, _clippedVertex2PositionScreen.z );
+
+						_line.material = object.material;
+
+						_renderData.elements.push( _line );
+
+					}
+
+				}
+
+			}
+
+		}
+
+		for ( o = 0, ol = _renderData.sprites.length; o < ol; o++ ) {
+
+			object = _renderData.sprites[ o ].object;
+
+			objectMatrixWorld = object.matrixWorld;
+
+			if ( object instanceof THREE.Particle ) {
+
+				_vector4.set( objectMatrixWorld.elements[12], objectMatrixWorld.elements[13], objectMatrixWorld.elements[14], 1 );
+				_projScreenMatrix.multiplyVector4( _vector4 );
+
+				_vector4.z /= _vector4.w;
+
+				if ( _vector4.z > 0 && _vector4.z < 1 ) {
+
+					_particle = getNextParticleInPool();
+					_particle.x = _vector4.x / _vector4.w;
+					_particle.y = _vector4.y / _vector4.w;
+					_particle.z = _vector4.z;
+
+					_particle.rotation = object.rotation.z;
+
+					_particle.scale.x = object.scale.x * Math.abs( _particle.x - ( _vector4.x + camera.projectionMatrix.elements[0] ) / ( _vector4.w + camera.projectionMatrix.elements[12] ) );
+					_particle.scale.y = object.scale.y * Math.abs( _particle.y - ( _vector4.y + camera.projectionMatrix.elements[5] ) / ( _vector4.w + camera.projectionMatrix.elements[13] ) );
+
+					_particle.material = object.material;
+
+					_renderData.elements.push( _particle );
+
+				}
+
+			}
+
+		}
+
+		sort && _renderData.elements.sort( painterSort );
+
+		return _renderData;
+
+	};
+
+	// Pools
+
+	function getNextObjectInPool() {
+
+		var object = _objectPool[ _objectCount ] = _objectPool[ _objectCount ] || new THREE.RenderableObject();
+
+		_objectCount ++;
+
+		return object;
+
+	}
+
+	function getNextVertexInPool() {
+
+		var vertex = _vertexPool[ _vertexCount ] = _vertexPool[ _vertexCount ] || new THREE.RenderableVertex();
+
+		_vertexCount ++;
+
+		return vertex;
+
+	}
+
+	function getNextFace3InPool() {
+
+		var face = _face3Pool[ _face3Count ] = _face3Pool[ _face3Count ] || new THREE.RenderableFace3();
+
+		_face3Count ++;
+
+		return face;
+
+	}
+
+	function getNextFace4InPool() {
+
+		var face = _face4Pool[ _face4Count ] = _face4Pool[ _face4Count ] || new THREE.RenderableFace4();
+
+		_face4Count ++;
+
+		return face;
+
+	}
+
+	function getNextLineInPool() {
+
+		var line = _linePool[ _lineCount ] = _linePool[ _lineCount ] || new THREE.RenderableLine();
+
+		_lineCount ++;
+
+		return line;
+
+	}
+
+	function getNextParticleInPool() {
+
+		var particle = _particlePool[ _particleCount ] = _particlePool[ _particleCount ] || new THREE.RenderableParticle();
+		_particleCount ++;
+		return particle;
+
+	}
+
+	//
+
+	function painterSort( a, b ) {
+
+		return b.z - a.z;
+
+	}
+
+	function clipLine( s1, s2 ) {
+
+		var alpha1 = 0, alpha2 = 1,
+
+		// Calculate the boundary coordinate of each vertex for the near and far clip planes,
+		// Z = -1 and Z = +1, respectively.
+		bc1near =  s1.z + s1.w,
+		bc2near =  s2.z + s2.w,
+		bc1far =  - s1.z + s1.w,
+		bc2far =  - s2.z + s2.w;
+
+		if ( bc1near >= 0 && bc2near >= 0 && bc1far >= 0 && bc2far >= 0 ) {
+
+			// Both vertices lie entirely within all clip planes.
+			return true;
+
+		} else if ( ( bc1near < 0 && bc2near < 0) || (bc1far < 0 && bc2far < 0 ) ) {
+
+			// Both vertices lie entirely outside one of the clip planes.
+			return false;
+
+		} else {
+
+			// The line segment spans at least one clip plane.
+
+			if ( bc1near < 0 ) {
+
+				// v1 lies outside the near plane, v2 inside
+				alpha1 = Math.max( alpha1, bc1near / ( bc1near - bc2near ) );
+
+			} else if ( bc2near < 0 ) {
+
+				// v2 lies outside the near plane, v1 inside
+				alpha2 = Math.min( alpha2, bc1near / ( bc1near - bc2near ) );
+
+			}
+
+			if ( bc1far < 0 ) {
+
+				// v1 lies outside the far plane, v2 inside
+				alpha1 = Math.max( alpha1, bc1far / ( bc1far - bc2far ) );
+
+			} else if ( bc2far < 0 ) {
+
+				// v2 lies outside the far plane, v2 inside
+				alpha2 = Math.min( alpha2, bc1far / ( bc1far - bc2far ) );
+
+			}
+
+			if ( alpha2 < alpha1 ) {
+
+				// The line segment spans two boundaries, but is outside both of them.
+				// (This can't happen when we're only clipping against just near/far but good
+				//  to leave the check here for future usage if other clip planes are added.)
+				return false;
+
+			} else {
+
+				// Update the s1 and s2 vertices to match the clipped line segment.
+				s1.lerpSelf( s2, alpha1 );
+				s2.lerpSelf( s1, 1 - alpha2 );
+
+				return true;
+
+			}
+
+		}
+
+	}
+
+};
+/**
+ * @author mikael emtinger / http://gomo.se/
+ * @author alteredq / http://alteredqualia.com/
+ */
+
+THREE.Quaternion = function( x, y, z, w ) {
+
+	this.x = x || 0;
+	this.y = y || 0;
+	this.z = z || 0;
+	this.w = ( w !== undefined ) ? w : 1;
+
+};
+
+THREE.Quaternion.prototype = {
+
+	constructor: THREE.Quaternion,
+
+	set: function ( x, y, z, w ) {
+
+		this.x = x;
+		this.y = y;
+		this.z = z;
+		this.w = w;
+
+		return this;
+
+	},
+
+	copy: function ( q ) {
+
+		this.x = q.x;
+		this.y = q.y;
+		this.z = q.z;
+		this.w = q.w;
+
+		return this;
+
+	},
+
+	setFromEuler: function ( vector ) {
+
+		var c = Math.PI / 360, // 0.5 * Math.PI / 360, // 0.5 is an optimization
+		x = vector.x * c,
+		y = vector.y * c,
+		z = vector.z * c,
+
+		c1 = Math.cos( y  ),
+		s1 = Math.sin( y  ),
+		c2 = Math.cos( -z ),
+		s2 = Math.sin( -z ),
+		c3 = Math.cos( x  ),
+		s3 = Math.sin( x  ),
+
+		c1c2 = c1 * c2,
+		s1s2 = s1 * s2;
+
+		this.w = c1c2 * c3  - s1s2 * s3;
+	  	this.x = c1c2 * s3  + s1s2 * c3;
+		this.y = s1 * c2 * c3 + c1 * s2 * s3;
+		this.z = c1 * s2 * c3 - s1 * c2 * s3;
+
+		return this;
+
+	},
+
+	setFromAxisAngle: function ( axis, angle ) {
+
+		// from http://www.euclideanspace.com/maths/geometry/rotations/conversions/angleToQuaternion/index.htm
+		// axis have to be normalized
+
+		var halfAngle = angle / 2,
+			s = Math.sin( halfAngle );
+
+		this.x = axis.x * s;
+		this.y = axis.y * s;
+		this.z = axis.z * s;
+		this.w = Math.cos( halfAngle );
+
+		return this;
+
+	},
+
+	setFromRotationMatrix: function ( m ) {
+
+		// Adapted from: http://www.euclideanspace.com/maths/geometry/rotations/conversions/matrixToQuaternion/index.htm
+
+		function copySign( a, b ) {
+
+			return b < 0 ? -Math.abs( a ) : Math.abs( a );
+
+		}
+
+		var absQ = Math.pow( m.determinant(), 1.0 / 3.0 );
+		this.w = Math.sqrt( Math.max( 0, absQ + m.elements[0] + m.elements[5] + m.elements[10] ) ) / 2;
+		this.x = Math.sqrt( Math.max( 0, absQ + m.elements[0] - m.elements[5] - m.elements[10] ) ) / 2;
+		this.y = Math.sqrt( Math.max( 0, absQ - m.elements[0] + m.elements[5] - m.elements[10] ) ) / 2;
+		this.z = Math.sqrt( Math.max( 0, absQ - m.elements[0] - m.elements[5] + m.elements[10] ) ) / 2;
+		this.x = copySign( this.x, ( m.elements[6] - m.elements[9] ) );
+		this.y = copySign( this.y, ( m.elements[8] - m.elements[2] ) );
+		this.z = copySign( this.z, ( m.elements[1] - m.elements[4] ) );
+		this.normalize();
+
+		return this;
+
+	},
+
+	calculateW : function () {
+
+		this.w = - Math.sqrt( Math.abs( 1.0 - this.x * this.x - this.y * this.y - this.z * this.z ) );
+
+		return this;
+
+	},
+
+	inverse: function () {
+
+		this.x *= -1;
+		this.y *= -1;
+		this.z *= -1;
+
+		return this;
+
+	},
+
+	length: function () {
+
+		return Math.sqrt( this.x * this.x + this.y * this.y + this.z * this.z + this.w * this.w );
+
+	},
+
+	normalize: function () {
+
+		var l = Math.sqrt( this.x * this.x + this.y * this.y + this.z * this.z + this.w * this.w );
+
+		if ( l === 0 ) {
+
+			this.x = 0;
+			this.y = 0;
+			this.z = 0;
+			this.w = 0;
+
+		} else {
+
+			l = 1 / l;
+
+			this.x = this.x * l;
+			this.y = this.y * l;
+			this.z = this.z * l;
+			this.w = this.w * l;
+
+		}
+
+		return this;
+
+	},
+
+	multiply: function ( a, b ) {
+
+		// from http://www.euclideanspace.com/maths/algebra/realNormedAlgebra/quaternions/code/index.htm
+
+		this.x =  a.x * b.w + a.y * b.z - a.z * b.y + a.w * b.x;
+		this.y = -a.x * b.z + a.y * b.w + a.z * b.x + a.w * b.y;
+		this.z =  a.x * b.y - a.y * b.x + a.z * b.w + a.w * b.z;
+		this.w = -a.x * b.x - a.y * b.y - a.z * b.z + a.w * b.w;
+
+		return this;
+
+	},
+
+	multiplySelf: function ( b ) {
+
+		var qax = this.x, qay = this.y, qaz = this.z, qaw = this.w,
+		qbx = b.x, qby = b.y, qbz = b.z, qbw = b.w;
+
+		this.x = qax * qbw + qaw * qbx + qay * qbz - qaz * qby;
+		this.y = qay * qbw + qaw * qby + qaz * qbx - qax * qbz;
+		this.z = qaz * qbw + qaw * qbz + qax * qby - qay * qbx;
+		this.w = qaw * qbw - qax * qbx - qay * qby - qaz * qbz;
+
+		return this;
+
+	},
+
+	multiplyVector3: function ( vector, dest ) {
+
+		if ( !dest ) { dest = vector; }
+
+		var x    = vector.x,  y  = vector.y,  z  = vector.z,
+			qx   = this.x, qy = this.y, qz = this.z, qw = this.w;
+
+		// calculate quat * vector
+
+		var ix =  qw * x + qy * z - qz * y,
+			iy =  qw * y + qz * x - qx * z,
+			iz =  qw * z + qx * y - qy * x,
+			iw = -qx * x - qy * y - qz * z;
+
+		// calculate result * inverse quat
+
+		dest.x = ix * qw + iw * -qx + iy * -qz - iz * -qy;
+		dest.y = iy * qw + iw * -qy + iz * -qx - ix * -qz;
+		dest.z = iz * qw + iw * -qz + ix * -qy - iy * -qx;
+
+		return dest;
+
+	},
+
+	clone: function () {
+
+		return new THREE.Quaternion( this.x, this.y, this.z, this.w );
+
+	}
+
+}
+
+THREE.Quaternion.slerp = function ( qa, qb, qm, t ) {
+
+	// http://www.euclideanspace.com/maths/algebra/realNormedAlgebra/quaternions/slerp/
+
+	var cosHalfTheta = qa.w * qb.w + qa.x * qb.x + qa.y * qb.y + qa.z * qb.z;
+
+	if (cosHalfTheta < 0) {
+		qm.w = -qb.w; qm.x = -qb.x; qm.y = -qb.y; qm.z = -qb.z;
+		cosHalfTheta = -cosHalfTheta;
+	} else {
+		qm.copy(qb);
+	}
+
+	if ( Math.abs( cosHalfTheta ) >= 1.0 ) {
+
+		qm.w = qa.w; qm.x = qa.x; qm.y = qa.y; qm.z = qa.z;
+		return qm;
+
+	}
+
+	var halfTheta = Math.acos( cosHalfTheta ),
+	sinHalfTheta = Math.sqrt( 1.0 - cosHalfTheta * cosHalfTheta );
+
+	if ( Math.abs( sinHalfTheta ) < 0.001 ) {
+
+		qm.w = 0.5 * ( qa.w + qb.w );
+		qm.x = 0.5 * ( qa.x + qb.x );
+		qm.y = 0.5 * ( qa.y + qb.y );
+		qm.z = 0.5 * ( qa.z + qb.z );
+
+		return qm;
+
+	}
+
+	var ratioA = Math.sin( ( 1 - t ) * halfTheta ) / sinHalfTheta,
+	ratioB = Math.sin( t * halfTheta ) / sinHalfTheta;
+
+	qm.w = ( qa.w * ratioA + qm.w * ratioB );
+	qm.x = ( qa.x * ratioA + qm.x * ratioB );
+	qm.y = ( qa.y * ratioA + qm.y * ratioB );
+	qm.z = ( qa.z * ratioA + qm.z * ratioB );
+
+	return qm;
+
+}
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+THREE.Vertex = THREE.Vector3;
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author alteredq / http://alteredqualia.com/
+ */
+
+THREE.Face3 = function ( a, b, c, normal, color, materialIndex ) {
+
+	this.a = a;
+	this.b = b;
+	this.c = c;
+
+	this.normal = normal instanceof THREE.Vector3 ? normal : new THREE.Vector3();
+	this.vertexNormals = normal instanceof Array ? normal : [ ];
+
+	this.color = color instanceof THREE.Color ? color : new THREE.Color();
+	this.vertexColors = color instanceof Array ? color : [];
+
+	this.vertexTangents = [];
+
+	this.materialIndex = materialIndex;
+
+	this.centroid = new THREE.Vector3();
+
+};
+
+THREE.Face3.prototype = {
+
+	constructor: THREE.Face3,
+
+	clone: function () {
+
+		var face = new THREE.Face3( this.a, this.b, this.c );
+
+		face.normal.copy( this.normal );
+		face.color.copy( this.color );
+		face.centroid.copy( this.centroid );
+
+		face.materialIndex = this.materialIndex;
+
+		var i, il;
+		for ( i = 0, il = this.vertexNormals.length; i < il; i ++ ) face.vertexNormals[ i ] = this.vertexNormals[ i ].clone();
+		for ( i = 0, il = this.vertexColors.length; i < il; i ++ ) face.vertexColors[ i ] = this.vertexColors[ i ].clone();
+		for ( i = 0, il = this.vertexTangents.length; i < il; i ++ ) face.vertexTangents[ i ] = this.vertexTangents[ i ].clone();
+
+		return face;
+
+	}
+
+};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author alteredq / http://alteredqualia.com/
+ */
+
+THREE.Face4 = function ( a, b, c, d, normal, color, materialIndex ) {
+
+	this.a = a;
+	this.b = b;
+	this.c = c;
+	this.d = d;
+
+	this.normal = normal instanceof THREE.Vector3 ? normal : new THREE.Vector3();
+	this.vertexNormals = normal instanceof Array ? normal : [ ];
+
+	this.color = color instanceof THREE.Color ? color : new THREE.Color();
+	this.vertexColors = color instanceof Array ? color : [];
+
+	this.vertexTangents = [];
+
+	this.materialIndex = materialIndex;
+
+	this.centroid = new THREE.Vector3();
+
+};
+
+THREE.Face4.prototype = {
+
+	constructor: THREE.Face4,
+
+	clone: function () {
+
+		var face = new THREE.Face4( this.a, this.b, this.c, this.d );
+
+		face.normal.copy( this.normal );
+		face.color.copy( this.color );
+		face.centroid.copy( this.centroid );
+
+		face.materialIndex = this.materialIndex;
+
+		var i, il;
+		for ( i = 0, il = this.vertexNormals.length; i < il; i ++ ) face.vertexNormals[ i ] = this.vertexNormals[ i ].clone();
+		for ( i = 0, il = this.vertexColors.length; i < il; i ++ ) face.vertexColors[ i ] = this.vertexColors[ i ].clone();
+		for ( i = 0, il = this.vertexTangents.length; i < il; i ++ ) face.vertexTangents[ i ] = this.vertexTangents[ i ].clone();
+
+		return face;
+
+	}
+
+};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+THREE.UV = function ( u, v ) {
+
+	this.u = u || 0;
+	this.v = v || 0;
+
+};
+
+THREE.UV.prototype = {
+
+	constructor: THREE.UV,
+
+	set: function ( u, v ) {
+
+		this.u = u;
+		this.v = v;
+
+		return this;
+
+	},
+
+	copy: function ( uv ) {
+
+		this.u = uv.u;
+		this.v = uv.v;
+
+		return this;
+
+	},
+
+	lerpSelf: function ( uv, alpha ) {
+
+		this.u += ( uv.u - this.u ) * alpha;
+		this.v += ( uv.v - this.v ) * alpha;
+
+		return this;
+
+	},
+
+	clone: function () {
+
+		return new THREE.UV( this.u, this.v );
+
+	}
+
+};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author kile / http://kile.stravaganza.org/
+ * @author alteredq / http://alteredqualia.com/
+ * @author mikael emtinger / http://gomo.se/
+ * @author zz85 / http://www.lab4games.net/zz85/blog
+ */
+
+THREE.Geometry = function () {
+
+	this.id = THREE.GeometryCount ++;
+
+	this.vertices = [];
+	this.colors = []; // one-to-one vertex colors, used in ParticleSystem, Line and Ribbon
+
+	this.materials = [];
+
+	this.faces = [];
+
+	this.faceUvs = [[]];
+	this.faceVertexUvs = [[]];
+
+	this.morphTargets = [];
+	this.morphColors = [];
+	this.morphNormals = [];
+
+	this.skinWeights = [];
+	this.skinIndices = [];
+
+	this.boundingBox = null;
+	this.boundingSphere = null;
+
+	this.hasTangents = false;
+
+	this.dynamic = false; // unless set to true the *Arrays will be deleted once sent to a buffer.
+
+};
+
+THREE.Geometry.prototype = {
+
+	constructor : THREE.Geometry,
+
+	applyMatrix: function ( matrix ) {
+
+		var matrixRotation = new THREE.Matrix4();
+		matrixRotation.extractRotation( matrix );
+
+		for ( var i = 0, il = this.vertices.length; i < il; i ++ ) {
+
+			var vertex = this.vertices[ i ];
+
+			matrix.multiplyVector3( vertex );
+
+		}
+
+		for ( var i = 0, il = this.faces.length; i < il; i ++ ) {
+
+			var face = this.faces[ i ];
+
+			matrixRotation.multiplyVector3( face.normal );
+
+			for ( var j = 0, jl = face.vertexNormals.length; j < jl; j ++ ) {
+
+				matrixRotation.multiplyVector3( face.vertexNormals[ j ] );
+
+			}
+
+			matrix.multiplyVector3( face.centroid );
+
+		}
+
+	},
+
+	computeCentroids: function () {
+
+		var f, fl, face;
+
+		for ( f = 0, fl = this.faces.length; f < fl; f ++ ) {
+
+			face = this.faces[ f ];
+			face.centroid.set( 0, 0, 0 );
+
+			if ( face instanceof THREE.Face3 ) {
+
+				face.centroid.addSelf( this.vertices[ face.a ] );
+				face.centroid.addSelf( this.vertices[ face.b ] );
+				face.centroid.addSelf( this.vertices[ face.c ] );
+				face.centroid.divideScalar( 3 );
+
+			} else if ( face instanceof THREE.Face4 ) {
+
+				face.centroid.addSelf( this.vertices[ face.a ] );
+				face.centroid.addSelf( this.vertices[ face.b ] );
+				face.centroid.addSelf( this.vertices[ face.c ] );
+				face.centroid.addSelf( this.vertices[ face.d ] );
+				face.centroid.divideScalar( 4 );
+
+			}
+
+		}
+
+	},
+
+	computeFaceNormals: function () {
+
+		var n, nl, v, vl, vertex, f, fl, face, vA, vB, vC,
+		cb = new THREE.Vector3(), ab = new THREE.Vector3();
+
+		for ( f = 0, fl = this.faces.length; f < fl; f ++ ) {
+
+			face = this.faces[ f ];
+
+			vA = this.vertices[ face.a ];
+			vB = this.vertices[ face.b ];
+			vC = this.vertices[ face.c ];
+
+			cb.sub( vC, vB );
+			ab.sub( vA, vB );
+			cb.crossSelf( ab );
+
+			if ( !cb.isZero() ) {
+
+				cb.normalize();
+
+			}
+
+			face.normal.copy( cb );
+
+		}
+
+	},
+
+	computeVertexNormals: function () {
+
+		var v, vl, f, fl, face, vertices;
+
+		// create internal buffers for reuse when calling this method repeatedly
+		// (otherwise memory allocation / deallocation every frame is big resource hog)
+
+		if ( this.__tmpVertices === undefined ) {
+
+			this.__tmpVertices = new Array( this.vertices.length );
+			vertices = this.__tmpVertices;
+
+			for ( v = 0, vl = this.vertices.length; v < vl; v ++ ) {
+
+				vertices[ v ] = new THREE.Vector3();
+
+			}
+
+			for ( f = 0, fl = this.faces.length; f < fl; f ++ ) {
+
+				face = this.faces[ f ];
+
+				if ( face instanceof THREE.Face3 ) {
+
+					face.vertexNormals = [ new THREE.Vector3(), new THREE.Vector3(), new THREE.Vector3() ];
+
+				} else if ( face instanceof THREE.Face4 ) {
+
+					face.vertexNormals = [ new THREE.Vector3(), new THREE.Vector3(), new THREE.Vector3(), new THREE.Vector3() ];
+
+				}
+
+			}
+
+		} else {
+
+			vertices = this.__tmpVertices;
+
+			for ( v = 0, vl = this.vertices.length; v < vl; v ++ ) {
+
+				vertices[ v ].set( 0, 0, 0 );
+
+			}
+
+		}
+
+		for ( f = 0, fl = this.faces.length; f < fl; f ++ ) {
+
+			face = this.faces[ f ];
+
+			if ( face instanceof THREE.Face3 ) {
+
+				vertices[ face.a ].addSelf( face.normal );
+				vertices[ face.b ].addSelf( face.normal );
+				vertices[ face.c ].addSelf( face.normal );
+
+			} else if ( face instanceof THREE.Face4 ) {
+
+				vertices[ face.a ].addSelf( face.normal );
+				vertices[ face.b ].addSelf( face.normal );
+				vertices[ face.c ].addSelf( face.normal );
+				vertices[ face.d ].addSelf( face.normal );
+
+			}
+
+		}
+
+		for ( v = 0, vl = this.vertices.length; v < vl; v ++ ) {
+
+			vertices[ v ].normalize();
+
+		}
+
+		for ( f = 0, fl = this.faces.length; f < fl; f ++ ) {
+
+			face = this.faces[ f ];
+
+			if ( face instanceof THREE.Face3 ) {
+
+				face.vertexNormals[ 0 ].copy( vertices[ face.a ] );
+				face.vertexNormals[ 1 ].copy( vertices[ face.b ] );
+				face.vertexNormals[ 2 ].copy( vertices[ face.c ] );
+
+			} else if ( face instanceof THREE.Face4 ) {
+
+				face.vertexNormals[ 0 ].copy( vertices[ face.a ] );
+				face.vertexNormals[ 1 ].copy( vertices[ face.b ] );
+				face.vertexNormals[ 2 ].copy( vertices[ face.c ] );
+				face.vertexNormals[ 3 ].copy( vertices[ face.d ] );
+
+			}
+
+		}
+
+	},
+
+	computeMorphNormals: function () {
+
+		var i, il, f, fl, face;
+
+		// save original normals
+		// - create temp variables on first access
+		//   otherwise just copy (for faster repeated calls)
+
+		for ( f = 0, fl = this.faces.length; f < fl; f ++ ) {
+
+			face = this.faces[ f ];
+
+			if ( ! face.__originalFaceNormal ) {
+
+				face.__originalFaceNormal = face.normal.clone();
+
+			} else {
+
+				face.__originalFaceNormal.copy( face.normal );
+
+			}
+
+			if ( ! face.__originalVertexNormals ) face.__originalVertexNormals = [];
+
+			for ( i = 0, il = face.vertexNormals.length; i < il; i ++ ) {
+
+				if ( ! face.__originalVertexNormals[ i ] ) {
+
+					face.__originalVertexNormals[ i ] = face.vertexNormals[ i ].clone();
+
+				} else {
+
+					face.__originalVertexNormals[ i ].copy( face.vertexNormals[ i ] );
+
+				}
+
+			}
+
+		}
+
+		// use temp geometry to compute face and vertex normals for each morph
+
+		var tmpGeo = new THREE.Geometry();
+		tmpGeo.faces = this.faces;
+
+		for ( i = 0, il = this.morphTargets.length; i < il; i ++ ) {
+
+			// create on first access
+
+			if ( ! this.morphNormals[ i ] ) {
+
+				this.morphNormals[ i ] = {};
+				this.morphNormals[ i ].faceNormals = [];
+				this.morphNormals[ i ].vertexNormals = [];
+
+				var dstNormalsFace = this.morphNormals[ i ].faceNormals;
+				var dstNormalsVertex = this.morphNormals[ i ].vertexNormals;
+
+				var faceNormal, vertexNormals;
+
+				for ( f = 0, fl = this.faces.length; f < fl; f ++ ) {
+
+					face = this.faces[ f ];
+
+					faceNormal = new THREE.Vector3();
+
+					if ( face instanceof THREE.Face3 ) {
+
+						vertexNormals = { a: new THREE.Vector3(), b: new THREE.Vector3(), c: new THREE.Vector3() };
+
+					} else {
+
+						vertexNormals = { a: new THREE.Vector3(), b: new THREE.Vector3(), c: new THREE.Vector3(), d: new THREE.Vector3() };
+
+					}
+
+					dstNormalsFace.push( faceNormal );
+					dstNormalsVertex.push( vertexNormals );
+
+				}
+
+			}
+
+			var morphNormals = this.morphNormals[ i ];
+
+			// set vertices to morph target
+
+			tmpGeo.vertices = this.morphTargets[ i ].vertices;
+
+			// compute morph normals
+
+			tmpGeo.computeFaceNormals();
+			tmpGeo.computeVertexNormals();
+
+			// store morph normals
+
+			var faceNormal, vertexNormals;
+
+			for ( f = 0, fl = this.faces.length; f < fl; f ++ ) {
+
+				face = this.faces[ f ];
+
+				faceNormal = morphNormals.faceNormals[ f ];
+				vertexNormals = morphNormals.vertexNormals[ f ];
+
+				faceNormal.copy( face.normal );
+
+				if ( face instanceof THREE.Face3 ) {
+
+					vertexNormals.a.copy( face.vertexNormals[ 0 ] );
+					vertexNormals.b.copy( face.vertexNormals[ 1 ] );
+					vertexNormals.c.copy( face.vertexNormals[ 2 ] );
+
+				} else {
+
+					vertexNormals.a.copy( face.vertexNormals[ 0 ] );
+					vertexNormals.b.copy( face.vertexNormals[ 1 ] );
+					vertexNormals.c.copy( face.vertexNormals[ 2 ] );
+					vertexNormals.d.copy( face.vertexNormals[ 3 ] );
+
+				}
+
+			}
+
+		}
+
+		// restore original normals
+
+		for ( f = 0, fl = this.faces.length; f < fl; f ++ ) {
+
+			face = this.faces[ f ];
+
+			face.normal = face.__originalFaceNormal;
+			face.vertexNormals = face.__originalVertexNormals;
+
+		}
+
+	},
+
+	computeTangents: function () {
+
+		// based on http://www.terathon.com/code/tangent.html
+		// tangents go to vertices
+
+		var f, fl, v, vl, i, il, vertexIndex,
+			face, uv, vA, vB, vC, uvA, uvB, uvC,
+			x1, x2, y1, y2, z1, z2,
+			s1, s2, t1, t2, r, t, test,
+			tan1 = [], tan2 = [],
+			sdir = new THREE.Vector3(), tdir = new THREE.Vector3(),
+			tmp = new THREE.Vector3(), tmp2 = new THREE.Vector3(),
+			n = new THREE.Vector3(), w;
+
+		for ( v = 0, vl = this.vertices.length; v < vl; v ++ ) {
+
+			tan1[ v ] = new THREE.Vector3();
+			tan2[ v ] = new THREE.Vector3();
+
+		}
+
+		function handleTriangle( context, a, b, c, ua, ub, uc ) {
+
+			vA = context.vertices[ a ];
+			vB = context.vertices[ b ];
+			vC = context.vertices[ c ];
+
+			uvA = uv[ ua ];
+			uvB = uv[ ub ];
+			uvC = uv[ uc ];
+
+			x1 = vB.x - vA.x;
+			x2 = vC.x - vA.x;
+			y1 = vB.y - vA.y;
+			y2 = vC.y - vA.y;
+			z1 = vB.z - vA.z;
+			z2 = vC.z - vA.z;
+
+			s1 = uvB.u - uvA.u;
+			s2 = uvC.u - uvA.u;
+			t1 = uvB.v - uvA.v;
+			t2 = uvC.v - uvA.v;
+
+			r = 1.0 / ( s1 * t2 - s2 * t1 );
+			sdir.set( ( t2 * x1 - t1 * x2 ) * r,
+					  ( t2 * y1 - t1 * y2 ) * r,
+					  ( t2 * z1 - t1 * z2 ) * r );
+			tdir.set( ( s1 * x2 - s2 * x1 ) * r,
+					  ( s1 * y2 - s2 * y1 ) * r,
+					  ( s1 * z2 - s2 * z1 ) * r );
+
+			tan1[ a ].addSelf( sdir );
+			tan1[ b ].addSelf( sdir );
+			tan1[ c ].addSelf( sdir );
+
+			tan2[ a ].addSelf( tdir );
+			tan2[ b ].addSelf( tdir );
+			tan2[ c ].addSelf( tdir );
+
+		}
+
+		for ( f = 0, fl = this.faces.length; f < fl; f ++ ) {
+
+			face = this.faces[ f ];
+			uv = this.faceVertexUvs[ 0 ][ f ]; // use UV layer 0 for tangents
+
+			if ( face instanceof THREE.Face3 ) {
+
+				handleTriangle( this, face.a, face.b, face.c, 0, 1, 2 );
+
+			} else if ( face instanceof THREE.Face4 ) {
+
+				handleTriangle( this, face.a, face.b, face.d, 0, 1, 3 );
+				handleTriangle( this, face.b, face.c, face.d, 1, 2, 3 );
+
+			}
+
+		}
+
+		var faceIndex = [ 'a', 'b', 'c', 'd' ];
+
+		for ( f = 0, fl = this.faces.length; f < fl; f ++ ) {
+
+			face = this.faces[ f ];
+
+			for ( i = 0; i < face.vertexNormals.length; i++ ) {
+
+				n.copy( face.vertexNormals[ i ] );
+
+				vertexIndex = face[ faceIndex[ i ] ];
+
+				t = tan1[ vertexIndex ];
+
+				// Gram-Schmidt orthogonalize
+
+				tmp.copy( t );
+				tmp.subSelf( n.multiplyScalar( n.dot( t ) ) ).normalize();
+
+				// Calculate handedness
+
+				tmp2.cross( face.vertexNormals[ i ], t );
+				test = tmp2.dot( tan2[ vertexIndex ] );
+				w = (test < 0.0) ? -1.0 : 1.0;
+
+				face.vertexTangents[ i ] = new THREE.Vector4( tmp.x, tmp.y, tmp.z, w );
+
+			}
+
+		}
+
+		this.hasTangents = true;
+
+	},
+
+	computeBoundingBox: function () {
+
+		if ( ! this.boundingBox ) {
+
+			this.boundingBox = { min: new THREE.Vector3(), max: new THREE.Vector3() };
+
+		}
+
+		if ( this.vertices.length > 0 ) {
+
+			var position, firstPosition = this.vertices[ 0 ];
+
+			this.boundingBox.min.copy( firstPosition );
+			this.boundingBox.max.copy( firstPosition );
+
+			var min = this.boundingBox.min,
+				max = this.boundingBox.max;
+
+			for ( var v = 1, vl = this.vertices.length; v < vl; v ++ ) {
+
+				position = this.vertices[ v ];
+
+				if ( position.x < min.x ) {
+
+					min.x = position.x;
+
+				} else if ( position.x > max.x ) {
+
+					max.x = position.x;
+
+				}
+
+				if ( position.y < min.y ) {
+
+					min.y = position.y;
+
+				} else if ( position.y > max.y ) {
+
+					max.y = position.y;
+
+				}
+
+				if ( position.z < min.z ) {
+
+					min.z = position.z;
+
+				} else if ( position.z > max.z ) {
+
+					max.z = position.z;
+
+				}
+
+			}
+
+		} else {
+
+			this.boundingBox.min.set( 0, 0, 0 );
+			this.boundingBox.max.set( 0, 0, 0 );
+
+		}
+
+	},
+
+	computeBoundingSphere: function () {
+
+		if ( ! this.boundingSphere ) this.boundingSphere = { radius: 0 };
+
+		var radius, maxRadius = 0;
+
+		for ( var v = 0, vl = this.vertices.length; v < vl; v ++ ) {
+
+			radius = this.vertices[ v ].length();
+			if ( radius > maxRadius ) maxRadius = radius;
+
+		}
+
+		this.boundingSphere.radius = maxRadius;
+
+	},
+
+	/*
+	 * Checks for duplicate vertices with hashmap.
+	 * Duplicated vertices are removed
+	 * and faces' vertices are updated.
+	 */
+
+	mergeVertices: function() {
+
+		var verticesMap = {}; // Hashmap for looking up vertice by position coordinates (and making sure they are unique)
+		var unique = [], changes = [];
+
+		var v, key;
+		var precisionPoints = 4; // number of decimal points, eg. 4 for epsilon of 0.0001
+		var precision = Math.pow( 10, precisionPoints );
+		var i,il, face;
+
+		for ( i = 0, il = this.vertices.length; i < il; i ++ ) {
+
+			v = this.vertices[ i ];
+			key = [ Math.round( v.x * precision ), Math.round( v.y * precision ), Math.round( v.z * precision ) ].join( '_' );
+
+			if ( verticesMap[ key ] === undefined ) {
+
+				verticesMap[ key ] = i;
+				unique.push( this.vertices[ i ] );
+				changes[ i ] = unique.length - 1;
+
+			} else {
+
+				//console.log('Duplicate vertex found. ', i, ' could be using ', verticesMap[key]);
+				changes[ i ] = changes[ verticesMap[ key ] ];
+
+			}
+
+		};
+
+
+		// Start to patch face indices
+
+		for( i = 0, il = this.faces.length; i < il; i ++ ) {
+
+			face = this.faces[ i ];
+
+			if ( face instanceof THREE.Face3 ) {
+
+				face.a = changes[ face.a ];
+				face.b = changes[ face.b ];
+				face.c = changes[ face.c ];
+
+			} else if ( face instanceof THREE.Face4 ) {
+
+				face.a = changes[ face.a ];
+				face.b = changes[ face.b ];
+				face.c = changes[ face.c ];
+				face.d = changes[ face.d ];
+
+			}
+
+		}
+
+		// Use unique set of vertices
+
+		this.vertices = unique;
+
+	}
+
+};
+
+THREE.GeometryCount = 0;
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author mikael emtinger / http://gomo.se/
+ */
+
+THREE.Camera = function () {
+
+	THREE.Object3D.call( this );
+
+	this.matrixWorldInverse = new THREE.Matrix4();
+
+	this.projectionMatrix = new THREE.Matrix4();
+	this.projectionMatrixInverse = new THREE.Matrix4();
+
+};
+
+THREE.Camera.prototype = new THREE.Object3D();
+THREE.Camera.prototype.constructor = THREE.Camera;
+
+THREE.Camera.prototype.lookAt = function ( vector ) {
+
+	// TODO: Add hierarchy support.
+
+	this.matrix.lookAt( this.position, vector, this.up );
+
+	if ( this.rotationAutoUpdate ) {
+
+		this.rotation.getRotationFromMatrix( this.matrix );
+
+	}
+
+};
+/**
+ * @author alteredq / http://alteredqualia.com/
+ */
+
+THREE.OrthographicCamera = function ( left, right, top, bottom, near, far ) {
+
+	THREE.Camera.call( this );
+
+	this.left = left;
+	this.right = right;
+	this.top = top;
+	this.bottom = bottom;
+
+	this.near = ( near !== undefined ) ? near : 0.1;
+	this.far = ( far !== undefined ) ? far : 2000;
+
+	this.updateProjectionMatrix();
+
+};
+
+THREE.OrthographicCamera.prototype = new THREE.Camera();
+THREE.OrthographicCamera.prototype.constructor = THREE.OrthographicCamera;
+
+THREE.OrthographicCamera.prototype.updateProjectionMatrix = function () {
+
+	this.projectionMatrix.makeOrthographic( this.left, this.right, this.top, this.bottom, this.near, this.far );
+
+};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author greggman / http://games.greggman.com/
+ * @author zz85 / http://www.lab4games.net/zz85/blog
+ */
+
+THREE.PerspectiveCamera = function ( fov, aspect, near, far ) {
+
+	THREE.Camera.call( this );
+
+	this.fov = fov !== undefined ? fov : 50;
+	this.aspect = aspect !== undefined ? aspect : 1;
+	this.near = near !== undefined ? near : 0.1;
+	this.far = far !== undefined ? far : 2000;
+
+	this.updateProjectionMatrix();
+
+};
+
+THREE.PerspectiveCamera.prototype = new THREE.Camera();
+THREE.PerspectiveCamera.prototype.constructor = THREE.PerspectiveCamera;
+
+
+/**
+ * Uses Focal Length (in mm) to estimate and set FOV
+ * 35mm (fullframe) camera is used if frame size is not specified;
+ * Formula based on http://www.bobatkins.com/photography/technical/field_of_view.html
+ */
+
+THREE.PerspectiveCamera.prototype.setLens = function ( focalLength, frameHeight ) {
+
+	frameHeight = frameHeight !== undefined ? frameHeight : 24;
+
+	this.fov = 2 * Math.atan( frameHeight / ( focalLength * 2 ) ) * ( 180 / Math.PI );
+	this.updateProjectionMatrix();
+
+}
+
+
+/**
+ * Sets an offset in a larger frustum. This is useful for multi-window or
+ * multi-monitor/multi-machine setups.
+ *
+ * For example, if you have 3x2 monitors and each monitor is 1920x1080 and
+ * the monitors are in grid like this
+ *
+ *   +---+---+---+
+ *   | A | B | C |
+ *   +---+---+---+
+ *   | D | E | F |
+ *   +---+---+---+
+ *
+ * then for each monitor you would call it like this
+ *
+ *   var w = 1920;
+ *   var h = 1080;
+ *   var fullWidth = w * 3;
+ *   var fullHeight = h * 2;
+ *
+ *   --A--
+ *   camera.setOffset( fullWidth, fullHeight, w * 0, h * 0, w, h );
+ *   --B--
+ *   camera.setOffset( fullWidth, fullHeight, w * 1, h * 0, w, h );
+ *   --C--
+ *   camera.setOffset( fullWidth, fullHeight, w * 2, h * 0, w, h );
+ *   --D--
+ *   camera.setOffset( fullWidth, fullHeight, w * 0, h * 1, w, h );
+ *   --E--
+ *   camera.setOffset( fullWidth, fullHeight, w * 1, h * 1, w, h );
+ *   --F--
+ *   camera.setOffset( fullWidth, fullHeight, w * 2, h * 1, w, h );
+ *
+ *   Note there is no reason monitors have to be the same size or in a grid.
+ */
+
+THREE.PerspectiveCamera.prototype.setViewOffset = function ( fullWidth, fullHeight, x, y, width, height ) {
+
+	this.fullWidth = fullWidth;
+	this.fullHeight = fullHeight;
+	this.x = x;
+	this.y = y;
+	this.width = width;
+	this.height = height;
+
+	this.updateProjectionMatrix();
+
+};
+
+
+THREE.PerspectiveCamera.prototype.updateProjectionMatrix = function () {
+
+	if ( this.fullWidth ) {
+
+		var aspect = this.fullWidth / this.fullHeight;
+		var top = Math.tan( this.fov * Math.PI / 360 ) * this.near;
+		var bottom = -top;
+		var left = aspect * bottom;
+		var right = aspect * top;
+		var width = Math.abs( right - left );
+		var height = Math.abs( top - bottom );
+
+		this.projectionMatrix.makeFrustum(
+			left + this.x * width / this.fullWidth,
+			left + ( this.x + this.width ) * width / this.fullWidth,
+			top - ( this.y + this.height ) * height / this.fullHeight,
+			top - this.y * height / this.fullHeight,
+			this.near,
+			this.far
+		);
+
+	} else {
+
+		this.projectionMatrix.makePerspective( this.fov, this.aspect, this.near, this.far );
+
+	}
+
+};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author alteredq / http://alteredqualia.com/
+ */
+ 
+THREE.Light = function ( hex ) {
+
+	THREE.Object3D.call( this );
+
+	this.color = new THREE.Color( hex );
+
+};
+
+THREE.Light.prototype = new THREE.Object3D();
+THREE.Light.prototype.constructor = THREE.Light;
+THREE.Light.prototype.supr = THREE.Object3D.prototype;
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+THREE.AmbientLight = function ( hex ) {
+
+	THREE.Light.call( this, hex );
+
+};
+
+THREE.AmbientLight.prototype = new THREE.Light();
+THREE.AmbientLight.prototype.constructor = THREE.AmbientLight; 
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author alteredq / http://alteredqualia.com/
+ */
+
+THREE.DirectionalLight = function ( hex, intensity, distance ) {
+
+	THREE.Light.call( this, hex );
+
+	this.position = new THREE.Vector3( 0, 1, 0 );
+	this.target = new THREE.Object3D();
+
+	this.intensity = ( intensity !== undefined ) ? intensity : 1;
+	this.distance = ( distance !== undefined ) ? distance : 0;
+
+	this.castShadow = false;
+	this.onlyShadow = false;
+
+	//
+
+	this.shadowCameraNear = 50;
+	this.shadowCameraFar = 5000;
+
+	this.shadowCameraLeft = -500;
+	this.shadowCameraRight = 500;
+	this.shadowCameraTop = 500;
+	this.shadowCameraBottom = -500;
+
+	this.shadowCameraVisible = false;
+
+	this.shadowBias = 0;
+	this.shadowDarkness = 0.5;
+
+	this.shadowMapWidth = 512;
+	this.shadowMapHeight = 512;
+
+	//
+
+	this.shadowCascade = false;
+
+	this.shadowCascadeOffset = new THREE.Vector3( 0, 0, -1000 );
+	this.shadowCascadeCount = 2;
+
+	this.shadowCascadeBias = [ 0, 0, 0 ];
+	this.shadowCascadeWidth = [ 512, 512, 512 ];
+	this.shadowCascadeHeight = [ 512, 512, 512 ];
+
+	this.shadowCascadeNearZ = [ -1.000, 0.990, 0.998 ];
+	this.shadowCascadeFarZ  = [  0.990, 0.998, 1.000 ];
+
+	this.shadowCascadeArray = [];
+
+	//
+
+	this.shadowMap = null;
+	this.shadowMapSize = null;
+	this.shadowCamera = null;
+	this.shadowMatrix = null;
+
+};
+
+THREE.DirectionalLight.prototype = new THREE.Light();
+THREE.DirectionalLight.prototype.constructor = THREE.DirectionalLight;
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+THREE.PointLight = function ( hex, intensity, distance ) {
+
+	THREE.Light.call( this, hex );
+
+	this.position = new THREE.Vector3( 0, 0, 0 );
+	this.intensity = ( intensity !== undefined ) ? intensity : 1;
+	this.distance = ( distance !== undefined ) ? distance : 0;
+
+};
+
+THREE.PointLight.prototype = new THREE.Light();
+THREE.PointLight.prototype.constructor = THREE.PointLight;
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author alteredq / http://alteredqualia.com/
+ */
+
+THREE.Material = function ( parameters ) {
+
+	parameters = parameters || {};
+
+	this.id = THREE.MaterialCount ++;
+
+	this.name = '';
+
+	this.opacity = parameters.opacity !== undefined ? parameters.opacity : 1;
+	this.transparent = parameters.transparent !== undefined ? parameters.transparent : false;
+
+	this.blending = parameters.blending !== undefined ? parameters.blending : THREE.NormalBlending;
+
+	this.blendSrc = parameters.blendSrc !== undefined ? parameters.blendSrc : THREE.SrcAlphaFactor;
+	this.blendDst = parameters.blendDst !== undefined ? parameters.blendDst : THREE.OneMinusSrcAlphaFactor;
+	this.blendEquation = parameters.blendEquation !== undefined ? parameters.blendEquation : THREE.AddEquation;
+
+	this.depthTest = parameters.depthTest !== undefined ? parameters.depthTest : true;
+	this.depthWrite = parameters.depthWrite !== undefined ? parameters.depthWrite : true;
+
+	this.polygonOffset = parameters.polygonOffset !== undefined ? parameters.polygonOffset : false;
+	this.polygonOffsetFactor = parameters.polygonOffsetFactor !== undefined ? parameters.polygonOffsetFactor : 0;
+	this.polygonOffsetUnits = parameters.polygonOffsetUnits !== undefined ? parameters.polygonOffsetUnits : 0;
+
+	this.alphaTest = parameters.alphaTest !== undefined ? parameters.alphaTest : 0;
+
+	this.overdraw = parameters.overdraw !== undefined ? parameters.overdraw : false; // Boolean for fixing antialiasing gaps in CanvasRenderer
+
+	this.needsUpdate = true;
+
+}
+
+THREE.MaterialCount = 0;
+
+// shading
+
+THREE.NoShading = 0;
+THREE.FlatShading = 1;
+THREE.SmoothShading = 2;
+
+// colors
+
+THREE.NoColors = 0;
+THREE.FaceColors = 1;
+THREE.VertexColors = 2;
+
+// blending modes
+
+THREE.NoBlending = 0;
+THREE.NormalBlending = 1;
+THREE.AdditiveBlending = 2;
+THREE.SubtractiveBlending = 3;
+THREE.MultiplyBlending = 4;
+THREE.AdditiveAlphaBlending = 5;
+THREE.CustomBlending = 6;
+
+// custom blending equations
+// (numbers start from 100 not to clash with other
+//  mappings to OpenGL constants defined in Texture.js)
+
+THREE.AddEquation = 100;
+THREE.SubtractEquation = 101;
+THREE.ReverseSubtractEquation = 102;
+
+// custom blending destination factors
+
+THREE.ZeroFactor = 200;
+THREE.OneFactor = 201;
+THREE.SrcColorFactor = 202;
+THREE.OneMinusSrcColorFactor = 203;
+THREE.SrcAlphaFactor = 204;
+THREE.OneMinusSrcAlphaFactor = 205;
+THREE.DstAlphaFactor = 206;
+THREE.OneMinusDstAlphaFactor = 207;
+
+// custom blending source factors
+
+//THREE.ZeroFactor = 200;
+//THREE.OneFactor = 201;
+//THREE.SrcAlphaFactor = 204;
+//THREE.OneMinusSrcAlphaFactor = 205;
+//THREE.DstAlphaFactor = 206;
+//THREE.OneMinusDstAlphaFactor = 207;
+THREE.DstColorFactor = 208;
+THREE.OneMinusDstColorFactor = 209;
+THREE.SrcAlphaSaturateFactor = 210;
+
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author alteredq / http://alteredqualia.com/
+ *
+ * parameters = {
+ *  color: <hex>,
+ *  opacity: <float>,
+ *
+ *  blending: THREE.NormalBlending,
+ *  depthTest: <bool>,
+ *
+ *  linewidth: <float>,
+ *  linecap: "round",
+ *  linejoin: "round",
+ *
+ *  vertexColors: <bool>
+ *
+ *  fog: <bool>
+ * }
+ */
+
+THREE.LineBasicMaterial = function ( parameters ) {
+
+	THREE.Material.call( this, parameters );
+
+	parameters = parameters || {};
+
+	this.color = parameters.color !== undefined ? new THREE.Color( parameters.color ) : new THREE.Color( 0xffffff );
+
+	this.linewidth = parameters.linewidth !== undefined ? parameters.linewidth : 1;
+	this.linecap = parameters.linecap !== undefined ? parameters.linecap : 'round';
+	this.linejoin = parameters.linejoin !== undefined ? parameters.linejoin : 'round';
+
+	this.vertexColors = parameters.vertexColors ? parameters.vertexColors : false;
+
+	this.fog = parameters.fog !== undefined ? parameters.fog : true;
+
+};
+
+THREE.LineBasicMaterial.prototype = new THREE.Material();
+THREE.LineBasicMaterial.prototype.constructor = THREE.LineBasicMaterial;
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author alteredq / http://alteredqualia.com/
+ *
+ * parameters = {
+ *  color: <hex>,
+ *  opacity: <float>,
+ *  map: new THREE.Texture( <Image> ),
+ *
+ *  lightMap: new THREE.Texture( <Image> ),
+ *
+ *  envMap: new THREE.TextureCube( [posx, negx, posy, negy, posz, negz] ),
+ *  combine: THREE.Multiply,
+ *  reflectivity: <float>,
+ *  refractionRatio: <float>,
+ *
+ *  shading: THREE.SmoothShading,
+ *  blending: THREE.NormalBlending,
+ *  depthTest: <bool>,
+ *
+ *  wireframe: <boolean>,
+ *  wireframeLinewidth: <float>,
+ *
+ *  vertexColors: THREE.NoColors / THREE.VertexColors / THREE.FaceColors,
+ *
+ *  skinning: <bool>,
+ *  morphTargets: <bool>,
+ *
+ *	fog: <bool>
+ * }
+ */
+
+THREE.MeshBasicMaterial = function ( parameters ) {
+
+	THREE.Material.call( this, parameters );
+
+	parameters = parameters || {};
+
+	// color property represents emissive for MeshBasicMaterial
+
+	this.color = parameters.color !== undefined ? new THREE.Color( parameters.color ) : new THREE.Color( 0xffffff );
+
+	this.map = parameters.map !== undefined ? parameters.map : null;
+
+	this.lightMap = parameters.lightMap !== undefined ? parameters.lightMap : null;
+
+	this.envMap = parameters.envMap !== undefined ? parameters.envMap : null;
+	this.combine = parameters.combine !== undefined ? parameters.combine : THREE.MultiplyOperation;
+	this.reflectivity = parameters.reflectivity !== undefined ? parameters.reflectivity : 1;
+	this.refractionRatio = parameters.refractionRatio !== undefined ? parameters.refractionRatio : 0.98;
+
+	this.fog = parameters.fog !== undefined ? parameters.fog : true;
+
+	this.shading = parameters.shading !== undefined ? parameters.shading : THREE.SmoothShading;
+
+	this.wireframe = parameters.wireframe !== undefined ? parameters.wireframe : false;
+	this.wireframeLinewidth = parameters.wireframeLinewidth !== undefined ? parameters.wireframeLinewidth : 1;
+	this.wireframeLinecap = parameters.wireframeLinecap !== undefined ? parameters.wireframeLinecap : 'round';
+	this.wireframeLinejoin = parameters.wireframeLinejoin !== undefined ? parameters.wireframeLinejoin : 'round';
+
+	this.vertexColors = parameters.vertexColors !== undefined ? parameters.vertexColors : THREE.NoColors;
+
+	this.skinning = parameters.skinning !== undefined ? parameters.skinning : false;
+	this.morphTargets = parameters.morphTargets !== undefined ? parameters.morphTargets : false;
+
+};
+
+THREE.MeshBasicMaterial.prototype = new THREE.Material();
+THREE.MeshBasicMaterial.prototype.constructor = THREE.MeshBasicMaterial;
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author alteredq / http://alteredqualia.com/
+ *
+ * parameters = {
+ *  color: <hex>,
+ *  ambient: <hex>,
+ *  emissive: <hex>,
+ *  opacity: <float>,
+ *
+ *  map: new THREE.Texture( <Image> ),
+ *
+ *  lightMap: new THREE.Texture( <Image> ),
+ *
+ *  envMap: new THREE.TextureCube( [posx, negx, posy, negy, posz, negz] ),
+ *  combine: THREE.Multiply,
+ *  reflectivity: <float>,
+ *  refractionRatio: <float>,
+ *
+ *  shading: THREE.SmoothShading,
+ *  blending: THREE.NormalBlending,
+ *  depthTest: <bool>,
+ *
+ *  wireframe: <boolean>,
+ *  wireframeLinewidth: <float>,
+ *
+ *  vertexColors: THREE.NoColors / THREE.VertexColors / THREE.FaceColors,
+ *
+ *  skinning: <bool>,
+ *  morphTargets: <bool>,
+ *  morphNormals: <bool>,
+ *
+ *	fog: <bool>
+ * }
+ */
+
+THREE.MeshLambertMaterial = function ( parameters ) {
+
+	THREE.Material.call( this, parameters );
+
+	parameters = parameters || {};
+
+	// color property represents diffuse for MeshLambertMaterial
+
+	this.color = parameters.color !== undefined ? new THREE.Color( parameters.color ) : new THREE.Color( 0xffffff );
+	this.ambient = parameters.ambient !== undefined ? new THREE.Color( parameters.ambient ) : new THREE.Color( 0xffffff );
+	this.emissive = parameters.emissive !== undefined ? new THREE.Color( parameters.emissive ) : new THREE.Color( 0x000000 );
+
+	this.wrapAround = parameters.wrapAround !== undefined ? parameters.wrapAround: false;
+	this.wrapRGB = new THREE.Vector3( 1, 1, 1 );
+
+	this.map = parameters.map !== undefined ? parameters.map : null;
+
+	this.lightMap = parameters.lightMap !== undefined ? parameters.lightMap : null;
+
+	this.envMap = parameters.envMap !== undefined ? parameters.envMap : null;
+	this.combine = parameters.combine !== undefined ? parameters.combine : THREE.MultiplyOperation;
+	this.reflectivity = parameters.reflectivity !== undefined ? parameters.reflectivity : 1;
+	this.refractionRatio = parameters.refractionRatio !== undefined ? parameters.refractionRatio : 0.98;
+
+	this.fog = parameters.fog !== undefined ? parameters.fog : true;
+
+	this.shading = parameters.shading !== undefined ? parameters.shading : THREE.SmoothShading;
+
+	this.wireframe = parameters.wireframe !== undefined ? parameters.wireframe : false;
+	this.wireframeLinewidth = parameters.wireframeLinewidth !== undefined ? parameters.wireframeLinewidth : 1;
+	this.wireframeLinecap = parameters.wireframeLinecap !== undefined ? parameters.wireframeLinecap : 'round';
+	this.wireframeLinejoin = parameters.wireframeLinejoin !== undefined ? parameters.wireframeLinejoin : 'round';
+
+	this.vertexColors = parameters.vertexColors !== undefined ? parameters.vertexColors : THREE.NoColors;
+
+	this.skinning = parameters.skinning !== undefined ? parameters.skinning : false;
+	this.morphTargets = parameters.morphTargets !== undefined ? parameters.morphTargets : false;
+	this.morphNormals = parameters.morphNormals !== undefined ? parameters.morphNormals : false;
+
+};
+
+THREE.MeshLambertMaterial.prototype = new THREE.Material();
+THREE.MeshLambertMaterial.prototype.constructor = THREE.MeshLambertMaterial;
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author alteredq / http://alteredqualia.com/
+ *
+ * parameters = {
+ *  color: <hex>,
+ *  ambient: <hex>,
+ *  emissive: <hex>,
+ *  specular: <hex>,
+ *  shininess: <float>,
+ *  opacity: <float>,
+ *
+ *  map: new THREE.Texture( <Image> ),
+ *
+ *  lightMap: new THREE.Texture( <Image> ),
+ *
+ *  envMap: new THREE.TextureCube( [posx, negx, posy, negy, posz, negz] ),
+ *  combine: THREE.Multiply,
+ *  reflectivity: <float>,
+ *  refractionRatio: <float>,
+ *
+ *  shading: THREE.SmoothShading,
+ *  blending: THREE.NormalBlending,
+ *  depthTest: <bool>,
+ *
+ *  wireframe: <boolean>,
+ *  wireframeLinewidth: <float>,
+ *
+ *  vertexColors: THREE.NoColors / THREE.VertexColors / THREE.FaceColors,
+ *
+ *  skinning: <bool>,
+ *  morphTargets: <bool>,
+ *  morphNormals: <bool>,
+ *
+ *	fog: <bool>
+ * }
+ */
+
+THREE.MeshPhongMaterial = function ( parameters ) {
+
+	THREE.Material.call( this, parameters );
+
+	parameters = parameters || {};
+
+	// color property represents diffuse for MeshPhongMaterial
+
+	this.color = parameters.color !== undefined ? new THREE.Color( parameters.color ) : new THREE.Color( 0xffffff );
+	this.ambient = parameters.ambient !== undefined ? new THREE.Color( parameters.ambient ) : new THREE.Color( 0xffffff );
+	this.emissive = parameters.emissive !== undefined ? new THREE.Color( parameters.emissive ) : new THREE.Color( 0x000000 );
+	this.specular = parameters.specular !== undefined ? new THREE.Color( parameters.specular ) : new THREE.Color( 0x111111 );
+	this.shininess = parameters.shininess !== undefined ? parameters.shininess : 30;
+
+	this.metal = parameters.metal !== undefined ? parameters.metal : false;
+	this.perPixel = parameters.perPixel !== undefined ? parameters.perPixel : false;
+
+	this.wrapAround = parameters.wrapAround !== undefined ? parameters.wrapAround: false;
+	this.wrapRGB = new THREE.Vector3( 1, 1, 1 );
+
+	this.map = parameters.map !== undefined ? parameters.map : null;
+
+	this.lightMap = parameters.lightMap !== undefined ? parameters.lightMap : null;
+
+	this.envMap = parameters.envMap !== undefined ? parameters.envMap : null;
+	this.combine = parameters.combine !== undefined ? parameters.combine : THREE.MultiplyOperation;
+	this.reflectivity = parameters.reflectivity !== undefined ? parameters.reflectivity : 1;
+	this.refractionRatio = parameters.refractionRatio !== undefined ? parameters.refractionRatio : 0.98;
+
+	this.fog = parameters.fog !== undefined ? parameters.fog : true;
+
+	this.shading = parameters.shading !== undefined ? parameters.shading : THREE.SmoothShading;
+
+	this.wireframe = parameters.wireframe !== undefined ? parameters.wireframe : false;
+	this.wireframeLinewidth = parameters.wireframeLinewidth !== undefined ? parameters.wireframeLinewidth : 1;
+	this.wireframeLinecap = parameters.wireframeLinecap !== undefined ? parameters.wireframeLinecap : 'round';
+	this.wireframeLinejoin = parameters.wireframeLinejoin !== undefined ? parameters.wireframeLinejoin : 'round';
+
+	this.vertexColors = parameters.vertexColors !== undefined ? parameters.vertexColors : THREE.NoColors;
+
+	this.skinning = parameters.skinning !== undefined ? parameters.skinning : false;
+	this.morphTargets = parameters.morphTargets !== undefined ? parameters.morphTargets : false;
+	this.morphNormals = parameters.morphNormals !== undefined ? parameters.morphNormals : false;
+
+};
+
+THREE.MeshPhongMaterial.prototype = new THREE.Material();
+THREE.MeshPhongMaterial.prototype.constructor = THREE.MeshPhongMaterial;
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author alteredq / http://alteredqualia.com/
+ *
+ * parameters = {
+ *  opacity: <float>,
+ 
+ *  blending: THREE.NormalBlending,
+ *  depthTest: <bool>,
+ 
+ *  wireframe: <boolean>,
+ *  wireframeLinewidth: <float>
+ * } 
+ */
+
+THREE.MeshDepthMaterial = function ( parameters ) {
+
+	THREE.Material.call( this, parameters );
+
+	parameters = parameters || {};
+
+	this.shading = parameters.shading !== undefined ? parameters.shading : THREE.SmoothShading; // doesn't really apply here, normals are not used
+
+	this.wireframe = parameters.wireframe !== undefined ? parameters.wireframe : false;
+	this.wireframeLinewidth = parameters.wireframeLinewidth !== undefined ? parameters.wireframeLinewidth : 1;
+
+};
+
+THREE.MeshDepthMaterial.prototype = new THREE.Material();
+THREE.MeshDepthMaterial.prototype.constructor = THREE.MeshDepthMaterial;
+/**
+ * @author mr.doob / http://mrdoob.com/
+ *
+ * parameters = {
+ *  opacity: <float>,
+ 
+ *  shading: THREE.FlatShading,
+ *  blending: THREE.NormalBlending,
+ *  depthTest: <bool>,
+ 
+ *  wireframe: <boolean>,
+ *  wireframeLinewidth: <float>
+ * }
+ */
+
+THREE.MeshNormalMaterial = function ( parameters ) {
+
+	THREE.Material.call( this, parameters );
+
+	parameters = parameters || {};
+
+	this.shading = parameters.shading ? parameters.shading : THREE.FlatShading;
+
+	this.wireframe = parameters.wireframe ? parameters.wireframe : false;
+	this.wireframeLinewidth = parameters.wireframeLinewidth ? parameters.wireframeLinewidth : 1;
+
+};
+
+THREE.MeshNormalMaterial.prototype = new THREE.Material();
+THREE.MeshNormalMaterial.prototype.constructor = THREE.MeshNormalMaterial;
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+THREE.MeshFaceMaterial = function () {
+
+};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author alteredq / http://alteredqualia.com/
+ *
+ * parameters = {
+ *  color: <hex>,
+ *  opacity: <float>,
+ *  map: new THREE.Texture( <Image> ),
+ *
+ *  size: <float>,
+ *
+ *  blending: THREE.NormalBlending,
+ *  depthTest: <bool>,
+ *
+ *  vertexColors: <bool>,
+ *
+ *  fog: <bool>
+ * }
+ */
+
+THREE.ParticleBasicMaterial = function ( parameters ) {
+
+	THREE.Material.call( this, parameters );
+
+	parameters = parameters || {};
+
+	this.color = parameters.color !== undefined ? new THREE.Color( parameters.color ) : new THREE.Color( 0xffffff );
+
+	this.map = parameters.map !== undefined ? parameters.map : null;
+
+	this.size = parameters.size !== undefined ? parameters.size : 1;
+	this.sizeAttenuation = parameters.sizeAttenuation !== undefined ? parameters.sizeAttenuation : true;
+
+	this.vertexColors = parameters.vertexColors !== undefined ? parameters.vertexColors : false;
+
+	this.fog = parameters.fog !== undefined ? parameters.fog : true;
+
+};
+
+THREE.ParticleBasicMaterial.prototype = new THREE.Material();
+THREE.ParticleBasicMaterial.prototype.constructor = THREE.ParticleBasicMaterial;
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author alteredq / http://alteredqualia.com/
+ * @author szimek / https://github.com/szimek/
+ */
+
+THREE.Texture = function ( image, mapping, wrapS, wrapT, magFilter, minFilter, format, type ) {
+
+	this.id = THREE.TextureCount ++;
+
+	this.image = image;
+
+	this.mapping = mapping !== undefined ? mapping : new THREE.UVMapping();
+
+	this.wrapS = wrapS !== undefined ? wrapS : THREE.ClampToEdgeWrapping;
+	this.wrapT = wrapT !== undefined ? wrapT : THREE.ClampToEdgeWrapping;
+
+	this.magFilter = magFilter !== undefined ? magFilter : THREE.LinearFilter;
+	this.minFilter = minFilter !== undefined ? minFilter : THREE.LinearMipMapLinearFilter;
+
+	this.format = format !== undefined ? format : THREE.RGBAFormat;
+	this.type = type !== undefined ? type : THREE.UnsignedByteType;
+
+	this.offset = new THREE.Vector2( 0, 0 );
+	this.repeat = new THREE.Vector2( 1, 1 );
+
+	this.generateMipmaps = true;
+	this.premultiplyAlpha = false;
+
+	this.needsUpdate = false;
+	this.onUpdate = null;
+
+};
+
+THREE.Texture.prototype = {
+
+	constructor: THREE.Texture,
+
+	clone: function () {
+
+		var clonedTexture = new THREE.Texture( this.image, this.mapping, this.wrapS, this.wrapT, this.magFilter, this.minFilter, this.format, this.type );
+
+		clonedTexture.offset.copy( this.offset );
+		clonedTexture.repeat.copy( this.repeat );
+
+		return clonedTexture;
+
+	}
+
+};
+
+THREE.TextureCount = 0;
+
+THREE.MultiplyOperation = 0;
+THREE.MixOperation = 1;
+
+// Mapping modes
+
+THREE.UVMapping = function () {};
+
+THREE.CubeReflectionMapping = function () {};
+THREE.CubeRefractionMapping = function () {};
+
+THREE.SphericalReflectionMapping = function () {};
+THREE.SphericalRefractionMapping = function () {};
+
+// Wrapping modes
+
+THREE.RepeatWrapping = 0;
+THREE.ClampToEdgeWrapping = 1;
+THREE.MirroredRepeatWrapping = 2;
+
+// Filters
+
+THREE.NearestFilter = 3;
+THREE.NearestMipMapNearestFilter = 4;
+THREE.NearestMipMapLinearFilter = 5;
+THREE.LinearFilter = 6;
+THREE.LinearMipMapNearestFilter = 7;
+THREE.LinearMipMapLinearFilter = 8;
+
+// Types
+
+THREE.ByteType = 9;
+THREE.UnsignedByteType = 10;
+THREE.ShortType = 11;
+THREE.UnsignedShortType = 12;
+THREE.IntType = 13;
+THREE.UnsignedIntType = 14;
+THREE.FloatType = 15;
+
+// Formats
+
+THREE.AlphaFormat = 16;
+THREE.RGBFormat = 17;
+THREE.RGBAFormat = 18;
+THREE.LuminanceFormat = 19;
+THREE.LuminanceAlphaFormat = 20;
+/**
+ * @author alteredq / http://alteredqualia.com/
+ */
+
+THREE.DataTexture = function ( data, width, height, format, type, mapping, wrapS, wrapT, magFilter, minFilter ) {
+
+	THREE.Texture.call( this, null, mapping, wrapS, wrapT, magFilter, minFilter, format, type );
+
+	this.image = { data: data, width: width, height: height };
+
+};
+
+THREE.DataTexture.prototype = new THREE.Texture();
+THREE.DataTexture.prototype.constructor = THREE.DataTexture;
+
+THREE.DataTexture.prototype.clone = function () {
+
+	var clonedTexture = new THREE.DataTexture( this.image.data,  this.image.width, this.image.height, this.format, this.type, this.mapping, this.wrapS, this.wrapT, this.magFilter, this.minFilter );
+
+	clonedTexture.offset.copy( this.offset );
+	clonedTexture.repeat.copy( this.repeat );
+
+	return clonedTexture;
+
+};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+THREE.Particle = function ( material ) {
+
+	THREE.Object3D.call( this );
+
+	this.material = material;
+
+};
+
+THREE.Particle.prototype = new THREE.Object3D();
+THREE.Particle.prototype.constructor = THREE.Particle;
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+THREE.Line = function ( geometry, material, type ) {
+
+	THREE.Object3D.call( this );
+
+	this.geometry = geometry;
+	this.material = ( material !== undefined ) ? material : new THREE.LineBasicMaterial( { color: Math.random() * 0xffffff } );
+	this.type = ( type !== undefined ) ? type : THREE.LineStrip;
+
+	if ( this.geometry ) {
+
+		if ( ! this.geometry.boundingSphere ) {
+
+			this.geometry.computeBoundingSphere();
+
+		}
+
+	}
+
+};
+
+THREE.LineStrip = 0;
+THREE.LinePieces = 1;
+
+THREE.Line.prototype = new THREE.Object3D();
+THREE.Line.prototype.constructor = THREE.Line;
+/**
+ * @author mr.doob / http://mrdoob.com/
+ * @author alteredq / http://alteredqualia.com/
+ * @author mikael emtinger / http://gomo.se/
+ */
+
+THREE.Mesh = function ( geometry, material ) {
+
+	THREE.Object3D.call( this );
+
+	this.geometry = geometry;
+	this.material = ( material !== undefined ) ? material : new THREE.MeshBasicMaterial( { color: Math.random() * 0xffffff, wireframe: true } );
+
+	if ( this.geometry ) {
+
+		// calc bound radius
+
+		if( ! this.geometry.boundingSphere ) {
+
+			this.geometry.computeBoundingSphere();
+
+		}
+
+		this.boundRadius = geometry.boundingSphere.radius;
+
+
+		// setup morph targets
+
+		if( this.geometry.morphTargets.length ) {
+
+			this.morphTargetBase = -1;
+			this.morphTargetForcedOrder = [];
+			this.morphTargetInfluences = [];
+			this.morphTargetDictionary = {};
+
+			for( var m = 0; m < this.geometry.morphTargets.length; m ++ ) {
+
+				this.morphTargetInfluences.push( 0 );
+				this.morphTargetDictionary[ this.geometry.morphTargets[ m ].name ] = m;
+
+			}
+
+		}
+
+	}
+
+}
+
+THREE.Mesh.prototype = new THREE.Object3D();
+THREE.Mesh.prototype.constructor = THREE.Mesh;
+THREE.Mesh.prototype.supr = THREE.Object3D.prototype;
+
+
+/*
+ * Get Morph Target Index by Name
+ */
+
+THREE.Mesh.prototype.getMorphTargetIndexByName = function( name ) {
+
+	if ( this.morphTargetDictionary[ name ] !== undefined ) {
+
+		return this.morphTargetDictionary[ name ];
+	}
+
+	console.log( "THREE.Mesh.getMorphTargetIndexByName: morph target " + name + " does not exist. Returning 0." );
+	return 0;
+
+}
+/**
+ * @author mikael emtinger / http://gomo.se/
+ * @author alteredq / http://alteredqualia.com/
+ */
+
+THREE.Bone = function( belongsToSkin ) {
+
+	THREE.Object3D.call( this );
+
+	this.skin = belongsToSkin;
+	this.skinMatrix = new THREE.Matrix4();
+
+};
+
+THREE.Bone.prototype = new THREE.Object3D();
+THREE.Bone.prototype.constructor = THREE.Bone;
+THREE.Bone.prototype.supr = THREE.Object3D.prototype;
+
+
+THREE.Bone.prototype.update = function( parentSkinMatrix, forceUpdate ) {
+
+	// update local
+
+	if ( this.matrixAutoUpdate ) {
+
+		forceUpdate |= this.updateMatrix();
+
+	}
+
+	// update skin matrix
+
+	if ( forceUpdate || this.matrixWorldNeedsUpdate ) {
+
+		if( parentSkinMatrix ) {
+
+			this.skinMatrix.multiply( parentSkinMatrix, this.matrix );
+
+		} else {
+
+			this.skinMatrix.copy( this.matrix );
+
+		}
+
+		this.matrixWorldNeedsUpdate = false;
+		forceUpdate = true;
+
+	}
+
+	// update children
+
+	var child, i, l = this.children.length;
+
+	for ( i = 0; i < l; i ++ ) {
+
+		this.children[ i ].update( this.skinMatrix, forceUpdate );
+
+	}
+
+};
+
+/**
+ * @author mikael emtinger / http://gomo.se/
+ */
+
+THREE.Sprite = function ( parameters ) {
+
+	THREE.Object3D.call( this );
+
+	this.color = ( parameters.color !== undefined ) ? new THREE.Color( parameters.color ) : new THREE.Color( 0xffffff );
+	this.map = ( parameters.map !== undefined ) ? parameters.map : new THREE.Texture();
+
+	this.blending = ( parameters.blending !== undefined ) ? parameters.blending : THREE.NormalBlending;
+
+	this.blendSrc = parameters.blendSrc !== undefined ? parameters.blendSrc : THREE.SrcAlphaFactor;
+	this.blendDst = parameters.blendDst !== undefined ? parameters.blendDst : THREE.OneMinusSrcAlphaFactor;
+	this.blendEquation = parameters.blendEquation !== undefined ? parameters.blendEquation : THREE.AddEquation;
+
+	this.useScreenCoordinates = ( parameters.useScreenCoordinates !== undefined ) ? parameters.useScreenCoordinates : true;
+	this.mergeWith3D = ( parameters.mergeWith3D !== undefined ) ? parameters.mergeWith3D : !this.useScreenCoordinates;
+	this.affectedByDistance = ( parameters.affectedByDistance !== undefined ) ? parameters.affectedByDistance : !this.useScreenCoordinates;
+	this.scaleByViewport = ( parameters.scaleByViewport !== undefined ) ? parameters.scaleByViewport : !this.affectedByDistance;
+	this.alignment = ( parameters.alignment instanceof THREE.Vector2 ) ? parameters.alignment : THREE.SpriteAlignment.center;
+
+	this.rotation3d = this.rotation;
+	this.rotation = 0;
+	this.opacity = 1;
+
+	this.uvOffset = new THREE.Vector2( 0, 0 );
+	this.uvScale  = new THREE.Vector2( 1, 1 );
+
+};
+
+THREE.Sprite.prototype = new THREE.Object3D();
+THREE.Sprite.prototype.constructor = THREE.Sprite;
+
+
+/*
+ * Custom update matrix
+ */
+
+THREE.Sprite.prototype.updateMatrix = function () {
+
+	this.matrix.setPosition( this.position );
+
+	this.rotation3d.set( 0, 0, this.rotation );
+	this.matrix.setRotationFromEuler( this.rotation3d );
+
+	if ( this.scale.x !== 1 || this.scale.y !== 1 ) {
+
+		this.matrix.scale( this.scale );
+		this.boundRadiusScale = Math.max( this.scale.x, this.scale.y );
+
+	}
+
+	this.matrixWorldNeedsUpdate = true;
+
+};
+
+/*
+ * Alignment
+ */
+
+THREE.SpriteAlignment = {};
+THREE.SpriteAlignment.topLeft = new THREE.Vector2( 1, -1 );
+THREE.SpriteAlignment.topCenter = new THREE.Vector2( 0, -1 );
+THREE.SpriteAlignment.topRight = new THREE.Vector2( -1, -1 );
+THREE.SpriteAlignment.centerLeft = new THREE.Vector2( 1, 0 );
+THREE.SpriteAlignment.center = new THREE.Vector2( 0, 0 );
+THREE.SpriteAlignment.centerRight = new THREE.Vector2( -1, 0 );
+THREE.SpriteAlignment.bottomLeft = new THREE.Vector2( 1, 1 );
+THREE.SpriteAlignment.bottomCenter = new THREE.Vector2( 0, 1 );
+THREE.SpriteAlignment.bottomRight = new THREE.Vector2( -1, 1 );
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+THREE.Scene = function () {
+
+	THREE.Object3D.call( this );
+
+	this.fog = null;
+	this.overrideMaterial = null;
+
+	this.matrixAutoUpdate = false;
+
+	this.__objects = [];
+	this.__lights = [];
+
+	this.__objectsAdded = [];
+	this.__objectsRemoved = [];
+
+};
+
+THREE.Scene.prototype = new THREE.Object3D();
+THREE.Scene.prototype.constructor = THREE.Scene;
+
+THREE.Scene.prototype.__addObject = function ( object ) {
+
+	if ( object instanceof THREE.Light ) {
+
+		if ( this.__lights.indexOf( object ) === - 1 ) {
+
+			this.__lights.push( object );
+
+		}
+
+	} else if ( !( object instanceof THREE.Camera || object instanceof THREE.Bone ) ) {
+
+		if ( this.__objects.indexOf( object ) === - 1 ) {
+
+			this.__objects.push( object );
+			this.__objectsAdded.push( object );
+
+			// check if previously removed
+
+			var i = this.__objectsRemoved.indexOf( object );
+
+			if ( i !== -1 ) {
+
+				this.__objectsRemoved.splice( i, 1 );
+
+			}
+
+		}
+
+	}
+
+	for ( var c = 0; c < object.children.length; c ++ ) {
+
+		this.__addObject( object.children[ c ] );
+
+	}
+
+};
+
+THREE.Scene.prototype.__removeObject = function ( object ) {
+
+	if ( object instanceof THREE.Light ) {
+
+		var i = this.__lights.indexOf( object );
+
+		if ( i !== -1 ) {
+
+			this.__lights.splice( i, 1 );
+
+		}
+
+	} else if ( !( object instanceof THREE.Camera ) ) {
+
+		var i = this.__objects.indexOf( object );
+
+		if( i !== -1 ) {
+
+			this.__objects.splice( i, 1 );
+			this.__objectsRemoved.push( object );
+
+			// check if previously added
+
+			var ai = this.__objectsAdded.indexOf( object );
+
+			if ( ai !== -1 ) {
+
+				this.__objectsAdded.splice( ai, 1 );
+
+			}
+
+		}
+
+	}
+
+	for ( var c = 0; c < object.children.length; c ++ ) {
+
+		this.__removeObject( object.children[ c ] );
+
+	}
+
+};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+THREE.SVGRenderer = function () {
+
+	console.log( 'THREE.SVGRenderer', THREE.REVISION );
+
+	var _this = this,
+	_renderData, _elements, _lights,
+	_projector = new THREE.Projector(),
+	_svg = document.createElementNS('http://www.w3.org/2000/svg', 'svg'),
+	_svgWidth, _svgHeight, _svgWidthHalf, _svgHeightHalf,
+
+	_v1, _v2, _v3, _v4,
+
+	_clipRect = new THREE.Rectangle(),
+	_bboxRect = new THREE.Rectangle(),
+
+	_enableLighting = false,
+	_color = new THREE.Color(),
+	_ambientLight = new THREE.Color(),
+	_directionalLights = new THREE.Color(),
+	_pointLights = new THREE.Color(),
+
+	_w, // z-buffer to w-buffer
+	_vector3 = new THREE.Vector3(), // Needed for PointLight
+
+	_svgPathPool = [], _svgCirclePool = [], _svgLinePool = [],
+	_svgNode, _pathCount, _circleCount, _lineCount,
+	_quality = 1;
+
+	this.domElement = _svg;
+
+	this.autoClear = true;
+	this.sortObjects = true;
+	this.sortElements = true;
+
+	this.info = {
+
+		render: {
+
+			vertices: 0,
+			faces: 0
+
+		}
+
+	}
+
+	this.setQuality = function( quality ) {
+
+		switch(quality) {
+
+			case "high": _quality = 1; break;
+			case "low": _quality = 0; break;
+
+		}
+
+	};
+
+	this.setSize = function( width, height ) {
+
+		_svgWidth = width; _svgHeight = height;
+		_svgWidthHalf = _svgWidth / 2; _svgHeightHalf = _svgHeight / 2;
+
+		_svg.setAttribute( 'viewBox', ( - _svgWidthHalf ) + ' ' + ( - _svgHeightHalf ) + ' ' + _svgWidth + ' ' + _svgHeight );
+		_svg.setAttribute( 'width', _svgWidth );
+		_svg.setAttribute( 'height', _svgHeight );
+
+		_clipRect.set( - _svgWidthHalf, - _svgHeightHalf, _svgWidthHalf, _svgHeightHalf );
+
+	};
+
+	this.clear = function () {
+
+		while ( _svg.childNodes.length > 0 ) {
+
+			_svg.removeChild( _svg.childNodes[ 0 ] );
+
+		}
+
+	};
+
+	this.render = function ( scene, camera ) {
+
+		var e, el, element, material;
+
+		this.autoClear && this.clear();
+
+		_this.info.render.vertices = 0;
+		_this.info.render.faces = 0;
+
+		_renderData = _projector.projectScene( scene, camera, this.sortElements );
+		_elements = _renderData.elements;
+		_lights = _renderData.lights;
+
+		_pathCount = 0; _circleCount = 0; _lineCount = 0;
+
+		_enableLighting = _lights.length > 0;
+
+		if ( _enableLighting ) {
+
+			 calculateLights( _lights );
+
+		}
+
+		for ( e = 0, el = _elements.length; e < el; e ++ ) {
+
+			element = _elements[ e ];
+
+			material = element.material;
+			material = material instanceof THREE.MeshFaceMaterial ? element.faceMaterial : material;
+
+			if ( material == null || material.opacity == 0 ) continue;
+
+			_bboxRect.empty();
+
+			if ( element instanceof THREE.RenderableParticle ) {
+
+				_v1 = element;
+				_v1.x *= _svgWidthHalf; _v1.y *= -_svgHeightHalf;
+
+				renderParticle( _v1, element, material, scene );
+
+			} else if ( element instanceof THREE.RenderableLine ) {
+
+				_v1 = element.v1; _v2 = element.v2;
+
+				_v1.positionScreen.x *= _svgWidthHalf; _v1.positionScreen.y *= - _svgHeightHalf;
+				_v2.positionScreen.x *= _svgWidthHalf; _v2.positionScreen.y *= - _svgHeightHalf;
+
+				_bboxRect.addPoint( _v1.positionScreen.x, _v1.positionScreen.y );
+				_bboxRect.addPoint( _v2.positionScreen.x, _v2.positionScreen.y );
+
+				if ( !_clipRect.intersects( _bboxRect ) ) {
+
+					continue;
+
+				}
+
+				renderLine( _v1, _v2, element, material, scene );
+
+			} else if ( element instanceof THREE.RenderableFace3 ) {
+
+				_v1 = element.v1; _v2 = element.v2; _v3 = element.v3;
+
+				_v1.positionScreen.x *= _svgWidthHalf; _v1.positionScreen.y *= - _svgHeightHalf;
+				_v2.positionScreen.x *= _svgWidthHalf; _v2.positionScreen.y *= - _svgHeightHalf;
+				_v3.positionScreen.x *= _svgWidthHalf; _v3.positionScreen.y *= - _svgHeightHalf;
+
+				_bboxRect.addPoint( _v1.positionScreen.x, _v1.positionScreen.y );
+				_bboxRect.addPoint( _v2.positionScreen.x, _v2.positionScreen.y );
+				_bboxRect.addPoint( _v3.positionScreen.x, _v3.positionScreen.y );
+
+				if ( !_clipRect.intersects( _bboxRect ) ) {
+
+					continue;
+
+				}
+
+				renderFace3( _v1, _v2, _v3, element, material, scene );
+
+			} else if ( element instanceof THREE.RenderableFace4 ) {
+
+				_v1 = element.v1; _v2 = element.v2; _v3 = element.v3; _v4 = element.v4;
+
+				_v1.positionScreen.x *= _svgWidthHalf; _v1.positionScreen.y *= -_svgHeightHalf;
+				_v2.positionScreen.x *= _svgWidthHalf; _v2.positionScreen.y *= -_svgHeightHalf;
+				_v3.positionScreen.x *= _svgWidthHalf; _v3.positionScreen.y *= -_svgHeightHalf;
+				_v4.positionScreen.x *= _svgWidthHalf; _v4.positionScreen.y *= -_svgHeightHalf;
+
+				_bboxRect.addPoint( _v1.positionScreen.x, _v1.positionScreen.y );
+				_bboxRect.addPoint( _v2.positionScreen.x, _v2.positionScreen.y );
+				_bboxRect.addPoint( _v3.positionScreen.x, _v3.positionScreen.y );
+				_bboxRect.addPoint( _v4.positionScreen.x, _v4.positionScreen.y );
+
+				if ( !_clipRect.intersects( _bboxRect) ) {
+
+					continue;
+
+				}
+
+				renderFace4( _v1, _v2, _v3, _v4, element, material, scene );
+
+			}
+
+		}
+
+	};
+
+	function calculateLights( lights ) {
+
+		var l, ll, light, lightColor;
+
+		_ambientLight.setRGB( 0, 0, 0 );
+		_directionalLights.setRGB( 0, 0, 0 );
+		_pointLights.setRGB( 0, 0, 0 );
+
+		for ( l = 0, ll = lights.length; l < ll; l++ ) {
+
+			light = lights[ l ];
+			lightColor = light.color;
+
+			if ( light instanceof THREE.AmbientLight ) {
+
+				_ambientLight.r += lightColor.r;
+				_ambientLight.g += lightColor.g;
+				_ambientLight.b += lightColor.b;
+
+			} else if ( light instanceof THREE.DirectionalLight ) {
+
+				_directionalLights.r += lightColor.r;
+				_directionalLights.g += lightColor.g;
+				_directionalLights.b += lightColor.b;
+
+			} else if ( light instanceof THREE.PointLight ) {
+
+				_pointLights.r += lightColor.r;
+				_pointLights.g += lightColor.g;
+				_pointLights.b += lightColor.b;
+
+			}
+
+		}
+
+	}
+
+	function calculateLight( lights, position, normal, color ) {
+
+		var l, ll, light, lightColor, lightPosition, amount;
+
+		for ( l = 0, ll = lights.length; l < ll; l ++ ) {
+
+			light = lights[ l ];
+			lightColor = light.color;
+
+			if ( light instanceof THREE.DirectionalLight ) {
+
+				lightPosition = light.matrixWorld.getPosition();
+
+				amount = normal.dot( lightPosition );
+
+				if ( amount <= 0 ) continue;
+
+				amount *= light.intensity;
+
+				color.r += lightColor.r * amount;
+				color.g += lightColor.g * amount;
+				color.b += lightColor.b * amount;
+
+			} else if ( light instanceof THREE.PointLight ) {
+
+				lightPosition = light.matrixWorld.getPosition();
+
+				amount = normal.dot( _vector3.sub( lightPosition, position ).normalize() );
+
+				if ( amount <= 0 ) continue;
+
+				amount *= light.distance == 0 ? 1 : 1 - Math.min( position.distanceTo( lightPosition ) / light.distance, 1 );
+
+				if ( amount == 0 ) continue;
+
+				amount *= light.intensity;
+
+				color.r += lightColor.r * amount;
+				color.g += lightColor.g * amount;
+				color.b += lightColor.b * amount;
+
+			}
+
+		}
+
+	}
+
+	function renderParticle( v1, element, material, scene ) {
+
+		/*
+		_svgNode = getCircleNode( _circleCount++ );
+		_svgNode.setAttribute( 'cx', v1.x );
+		_svgNode.setAttribute( 'cy', v1.y );
+		_svgNode.setAttribute( 'r', element.scale.x * _svgWidthHalf );
+
+		if ( material instanceof THREE.ParticleCircleMaterial ) {
+
+			if ( _enableLighting ) {
+
+				_color.r = _ambientLight.r + _directionalLights.r + _pointLights.r;
+				_color.g = _ambientLight.g + _directionalLights.g + _pointLights.g;
+				_color.b = _ambientLight.b + _directionalLights.b + _pointLights.b;
+
+				_color.r = material.color.r * _color.r;
+				_color.g = material.color.g * _color.g;
+				_color.b = material.color.b * _color.b;
+
+				_color.updateStyleString();
+
+			} else {
+
+				_color = material.color;
+
+			}
+
+			_svgNode.setAttribute( 'style', 'fill: ' + _color.__styleString );
+
+		}
+
+		_svg.appendChild( _svgNode );
+		*/
+
+	}
+
+	function renderLine ( v1, v2, element, material, scene ) {
+
+		_svgNode = getLineNode( _lineCount ++ );
+
+		_svgNode.setAttribute( 'x1', v1.positionScreen.x );
+		_svgNode.setAttribute( 'y1', v1.positionScreen.y );
+		_svgNode.setAttribute( 'x2', v2.positionScreen.x );
+		_svgNode.setAttribute( 'y2', v2.positionScreen.y );
+
+		if ( material instanceof THREE.LineBasicMaterial ) {
+
+			_svgNode.setAttribute( 'style', 'fill: none; stroke: ' + material.color.getContextStyle() + '; stroke-width: ' + material.linewidth + '; stroke-opacity: ' + material.opacity + '; stroke-linecap: ' + material.linecap + '; stroke-linejoin: ' + material.linejoin );
+
+			_svg.appendChild( _svgNode );
+
+		}
+
+	}
+
+	function renderFace3( v1, v2, v3, element, material, scene ) {
+
+		_this.info.render.vertices += 3;
+		_this.info.render.faces ++;
+
+		_svgNode = getPathNode( _pathCount ++ );
+		_svgNode.setAttribute( 'd', 'M ' + v1.positionScreen.x + ' ' + v1.positionScreen.y + ' L ' + v2.positionScreen.x + ' ' + v2.positionScreen.y + ' L ' + v3.positionScreen.x + ',' + v3.positionScreen.y + 'z' );
+
+		if ( material instanceof THREE.MeshBasicMaterial ) {
+
+			_color.copy( material.color );
+
+		} else if ( material instanceof THREE.MeshLambertMaterial ) {
+
+			if ( _enableLighting ) {
+
+				_color.r = _ambientLight.r;
+				_color.g = _ambientLight.g;
+				_color.b = _ambientLight.b;
+
+				calculateLight( _lights, element.centroidWorld, element.normalWorld, _color );
+
+				_color.r = Math.max( 0, Math.min( material.color.r * _color.r, 1 ) );
+				_color.g = Math.max( 0, Math.min( material.color.g * _color.g, 1 ) );
+				_color.b = Math.max( 0, Math.min( material.color.b * _color.b, 1 ) );
+
+			} else {
+
+				_color.copy( material.color );
+
+			}
+
+		} else if ( material instanceof THREE.MeshDepthMaterial ) {
+
+			_w = 1 - ( material.__2near / (material.__farPlusNear - element.z * material.__farMinusNear) );
+			_color.setRGB( _w, _w, _w );
+
+		} else if ( material instanceof THREE.MeshNormalMaterial ) {
+
+			_color.setRGB( normalToComponent( element.normalWorld.x ), normalToComponent( element.normalWorld.y ), normalToComponent( element.normalWorld.z ) );
+
+		}
+
+		if ( material.wireframe ) {
+
+			_svgNode.setAttribute( 'style', 'fill: none; stroke: ' + _color.getContextStyle() + '; stroke-width: ' + material.wireframeLinewidth + '; stroke-opacity: ' + material.opacity + '; stroke-linecap: ' + material.wireframeLinecap + '; stroke-linejoin: ' + material.wireframeLinejoin );
+
+		} else {
+
+			_svgNode.setAttribute( 'style', 'fill: ' + _color.getContextStyle() + '; fill-opacity: ' + material.opacity );
+
+		}
+
+		_svg.appendChild( _svgNode );
+
+	}
+
+	function renderFace4( v1, v2, v3, v4, element, material, scene ) {
+
+		_this.info.render.vertices += 4;
+		_this.info.render.faces ++;
+
+		_svgNode = getPathNode( _pathCount ++ );
+		_svgNode.setAttribute( 'd', 'M ' + v1.positionScreen.x + ' ' + v1.positionScreen.y + ' L ' + v2.positionScreen.x + ' ' + v2.positionScreen.y + ' L ' + v3.positionScreen.x + ',' + v3.positionScreen.y + ' L ' + v4.positionScreen.x + ',' + v4.positionScreen.y + 'z' );
+
+		if ( material instanceof THREE.MeshBasicMaterial ) {
+
+			_color.copy( material.color );
+
+		} else if ( material instanceof THREE.MeshLambertMaterial ) {
+
+			if ( _enableLighting ) {
+
+				_color.r = _ambientLight.r;
+				_color.g = _ambientLight.g;
+				_color.b = _ambientLight.b;
+
+				calculateLight( _lights, element.centroidWorld, element.normalWorld, _color );
+
+				_color.r = Math.max( 0, Math.min( material.color.r * _color.r, 1 ) );
+				_color.g = Math.max( 0, Math.min( material.color.g * _color.g, 1 ) );
+				_color.b = Math.max( 0, Math.min( material.color.b * _color.b, 1 ) );
+
+			} else {
+
+				_color.copy( material.color );
+
+			}
+
+		} else if ( material instanceof THREE.MeshDepthMaterial ) {
+
+			_w = 1 - ( material.__2near / (material.__farPlusNear - element.z * material.__farMinusNear) );
+			_color.setRGB( _w, _w, _w );
+
+		} else if ( material instanceof THREE.MeshNormalMaterial ) {
+
+			_color.setRGB( normalToComponent( element.normalWorld.x ), normalToComponent( element.normalWorld.y ), normalToComponent( element.normalWorld.z ) );
+
+		}
+
+		if ( material.wireframe ) {
+
+			_svgNode.setAttribute( 'style', 'fill: none; stroke: ' + _color.getContextStyle() + '; stroke-width: ' + material.wireframeLinewidth + '; stroke-opacity: ' + material.opacity + '; stroke-linecap: ' + material.wireframeLinecap + '; stroke-linejoin: ' + material.wireframeLinejoin );
+
+		} else {
+
+			_svgNode.setAttribute( 'style', 'fill: ' + _color.getContextStyle() + '; fill-opacity: ' + material.opacity );
+
+		}
+
+		_svg.appendChild( _svgNode );
+
+	}
+
+	function getLineNode( id ) {
+
+		if ( _svgLinePool[ id ] == null ) {
+
+			_svgLinePool[ id ] = document.createElementNS( 'http://www.w3.org/2000/svg', 'line' );
+
+			if ( _quality == 0 ) {
+
+				_svgLinePool[ id ].setAttribute( 'shape-rendering', 'crispEdges' ); //optimizeSpeed
+
+			}
+
+			return _svgLinePool[ id ];
+
+		}
+
+		return _svgLinePool[ id ];
+
+	}
+
+	function getPathNode( id ) {
+
+		if ( _svgPathPool[ id ] == null ) {
+
+			_svgPathPool[ id ] = document.createElementNS( 'http://www.w3.org/2000/svg', 'path' );
+
+			if ( _quality == 0 ) {
+
+				_svgPathPool[ id ].setAttribute( 'shape-rendering', 'crispEdges' ); //optimizeSpeed
+
+			}
+
+			return _svgPathPool[ id ];
+
+		}
+
+		return _svgPathPool[ id ];
+
+	}
+
+	function getCircleNode( id ) {
+
+		if ( _svgCirclePool[id] == null ) {
+
+			_svgCirclePool[ id ] = document.createElementNS( 'http://www.w3.org/2000/svg', 'circle' );
+
+			if ( _quality == 0 ) {
+
+				_svgCirclePool[id].setAttribute( 'shape-rendering', 'crispEdges' ); //optimizeSpeed
+
+			}
+
+			return _svgCirclePool[ id ];
+
+		}
+
+		return _svgCirclePool[ id ];
+
+	}
+
+	function normalToComponent( normal ) {
+
+		var component = ( normal + 1 ) * 0.5;
+		return component < 0 ? 0 : ( component > 1 ? 1 : component );
+
+	}
+
+	function pad( str ) {
+
+		while ( str.length < 6 ) str = '0' + str;
+		return str;
+
+	}
+
+};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+THREE.RenderableVertex = function () {
+
+	this.positionWorld = new THREE.Vector3();
+	this.positionScreen = new THREE.Vector4();
+
+	this.visible = true;
+
+};
+
+THREE.RenderableVertex.prototype.copy = function ( vertex ) {
+
+	this.positionWorld.copy( vertex.positionWorld );
+	this.positionScreen.copy( vertex.positionScreen );
+
+}
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+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.material = null;
+	this.faceMaterial = null;
+	this.uvs = [[]];
+
+	this.z = null;
+
+};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+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.material = null;
+	this.faceMaterial = null;
+	this.uvs = [[]];
+
+	this.z = null;
+
+};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+THREE.RenderableObject = function () {
+
+	this.object = null;
+	this.z = null;
+
+};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+THREE.RenderableParticle = function () {
+
+	this.x = null;
+	this.y = null;
+	this.z = null;
+
+	this.rotation = null;
+	this.scale = new THREE.Vector2();
+
+	this.material = null;
+
+};
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+THREE.RenderableLine = function () {
+
+	this.z = null;
+
+	this.v1 = new THREE.RenderableVertex();
+	this.v2 = new THREE.RenderableVertex();
+
+	this.material = null;
+
+};