WebGLRenderer: Added internal cache for compiled shaders. Already compiled shaders get reused.

README.md

@@ -141,7 +141,7 @@ This code creates a camera, then creates a scene, adds a cube on it, creates a &
 
 ### Change Log ###
 
-2011 03 31 - **r38** (225.720 KB, gzip: 55.881 KB)
+2011 03 31 - **r38** (225.442 KB, gzip: 55.908 KB)
 
 * Added `LensFlare` light. ([empaempa](http://github.com/empaempa))
 * Added `ShadowVolume` object (stencil shadows). ([empaempa](http://github.com/empaempa))
@@ -151,6 +151,7 @@ This code creates a camera, then creates a scene, adds a cube on it, creates a &
 * Minor WebGL blend mode clean up. ([mrdoob](http://github.com/mrdoob))
 * *Materials now extend Material ([mrdoob](http://github.com/mrdoob))
 * `material.transparent` define whether material is transparent or not (before we were guessing). ([mrdoob](http://github.com/mrdoob))
+* Added internal program cache to WebGLRenderer (reuse already available programs). ([mrdoob](http://github.com/mrdoob))
 
 
 2011 03 22 - **r37** (208.495 KB, gzip: 51.376 KB)

build/custom/ThreeCanvas.js

@@ -48,7 +48,7 @@ b,c)}};THREE.Quaternion=function(a,b,c,e){this.set(a||0,b||0,c||0,e!==undefined?
 THREE.Quaternion.prototype={set:function(a,b,c,e){this.x=a;this.y=b;this.z=c;this.w=e;return this},setFromEuler:function(a){var b=0.5*Math.PI/360,c=a.x*b,e=a.y*b,d=a.z*b;a=Math.cos(e);e=Math.sin(e);b=Math.cos(-d);d=Math.sin(-d);var f=Math.cos(c);c=Math.sin(c);var g=a*b,i=e*d;this.w=g*f-i*c;this.x=g*c+i*f;this.y=e*b*f+a*d*c;this.z=a*d*f-e*b*c;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*=-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 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*=a;this.y*=a;this.z*=a;this.w*=a}return this},multiplySelf:function(a){var b=this.x,c=this.y,e=this.z,d=this.w,f=a.x,g=a.y,i=a.z;a=a.w;this.x=b*a+d*f+c*i-e*g;this.y=c*a+d*g+e*f-b*i;this.z=e*a+d*i+b*g-c*f;this.w=d*a-b*f-c*g-e*i;return this},
 multiplyVector3:function(a,b){b||(b=a);var c=a.x,e=a.y,d=a.z,f=this.x,g=this.y,i=this.z,h=this.w,j=h*c+g*d-i*e,k=h*e+i*c-f*d,n=h*d+f*e-g*c;c=-f*c-g*e-i*d;b.x=j*h+c*-f+k*-i-n*-g;b.y=k*h+c*-g+n*-f-j*-i;b.z=n*h+c*-i+j*-g-k*-f;return b}};
-THREE.Quaternion.slerp=function(a,b,c,e){var d=a.w*b.w+a.x*b.x+a.y*b.y+a.z*b.z;if(Math.abs(d)>=1){c.w=a.w;c.x=a.x;c.y=a.y;c.z=a.z;return c}var f=Math.acos(d),g=Math.sqrt(1-d*d);if(Math.abs(g)<0.0010){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}d=Math.sin((1-e)*f)/g;e=Math.sin(e*f)/g;c.w=a.w*d+b.w*e;c.x=a.x*d+b.x*e;c.y=a.y*d+b.y*e;c.z=a.z*d+b.z*e;return c};THREE.Vertex=function(a){this.position=a||new THREE.Vector3};
+THREE.Quaternion.slerp=function(a,b,c,e){var d=a.w*b.w+a.x*b.x+a.y*b.y+a.z*b.z;if(Math.abs(d)>=1){c.w=a.w;c.x=a.x;c.y=a.y;c.z=a.z;return c}var f=Math.acos(d),g=Math.sqrt(1-d*d);if(Math.abs(g)<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}d=Math.sin((1-e)*f)/g;e=Math.sin(e*f)/g;c.w=a.w*d+b.w*e;c.x=a.x*d+b.x*e;c.y=a.y*d+b.y*e;c.z=a.z*d+b.z*e;return c};THREE.Vertex=function(a){this.position=a||new THREE.Vector3};
 THREE.Face3=function(a,b,c,e,d,f){this.a=a;this.b=b;this.c=c;this.normal=e instanceof THREE.Vector3?e:new THREE.Vector3;this.vertexNormals=e instanceof Array?e:[];this.color=d instanceof THREE.Color?d:new THREE.Color;this.vertexColors=d instanceof Array?d:[];this.vertexTangents=[];this.materials=f instanceof Array?f:[f];this.centroid=new THREE.Vector3};
 THREE.Face4=function(a,b,c,e,d,f,g){this.a=a;this.b=b;this.c=c;this.d=e;this.normal=d instanceof THREE.Vector3?d:new THREE.Vector3;this.vertexNormals=d instanceof Array?d:[];this.color=f instanceof THREE.Color?f:new THREE.Color;this.vertexColors=f instanceof Array?f:[];this.vertexTangents=[];this.materials=g instanceof Array?g:[g];this.centroid=new THREE.Vector3};THREE.UV=function(a,b){this.set(a||0,b||0)};
 THREE.UV.prototype={set:function(a,b){this.u=a;this.v=b;return this},copy:function(a){this.set(a.u,a.v);return this}};THREE.Geometry=function(){this.id="Geometry"+THREE.GeometryIdCounter++;this.vertices=[];this.colors=[];this.faces=[];this.faceUvs=[[]];this.faceVertexUvs=[[]];this.morphTargets=[];this.skinWeights=[];this.skinIndices=[];this.boundingSphere=this.boundingBox=null;this.hasTangents=!1};

build/custom/ThreeDOM.js

@@ -48,7 +48,7 @@ b,c)}};THREE.Quaternion=function(a,b,c,e){this.set(a||0,b||0,c||0,e!==undefined?
 THREE.Quaternion.prototype={set:function(a,b,c,e){this.x=a;this.y=b;this.z=c;this.w=e;return this},setFromEuler:function(a){var b=0.5*Math.PI/360,c=a.x*b,e=a.y*b,d=a.z*b;a=Math.cos(e);e=Math.sin(e);b=Math.cos(-d);d=Math.sin(-d);var g=Math.cos(c);c=Math.sin(c);var f=a*b,i=e*d;this.w=f*g-i*c;this.x=f*c+i*g;this.y=e*b*g+a*d*c;this.z=a*d*g-e*b*c;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*=-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 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*=a;this.y*=a;this.z*=a;this.w*=a}return this},multiplySelf:function(a){var b=this.x,c=this.y,e=this.z,d=this.w,g=a.x,f=a.y,i=a.z;a=a.w;this.x=b*a+d*g+c*i-e*f;this.y=c*a+d*f+e*g-b*i;this.z=e*a+d*i+b*f-c*g;this.w=d*a-b*g-c*f-e*i;return this},
 multiplyVector3:function(a,b){b||(b=a);var c=a.x,e=a.y,d=a.z,g=this.x,f=this.y,i=this.z,h=this.w,j=h*c+f*d-i*e,m=h*e+i*c-g*d,l=h*d+g*e-f*c;c=-g*c-f*e-i*d;b.x=j*h+c*-g+m*-i-l*-f;b.y=m*h+c*-f+l*-g-j*-i;b.z=l*h+c*-i+j*-f-m*-g;return b}};
-THREE.Quaternion.slerp=function(a,b,c,e){var d=a.w*b.w+a.x*b.x+a.y*b.y+a.z*b.z;if(Math.abs(d)>=1){c.w=a.w;c.x=a.x;c.y=a.y;c.z=a.z;return c}var g=Math.acos(d),f=Math.sqrt(1-d*d);if(Math.abs(f)<0.0010){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}d=Math.sin((1-e)*g)/f;e=Math.sin(e*g)/f;c.w=a.w*d+b.w*e;c.x=a.x*d+b.x*e;c.y=a.y*d+b.y*e;c.z=a.z*d+b.z*e;return c};THREE.Vertex=function(a){this.position=a||new THREE.Vector3};
+THREE.Quaternion.slerp=function(a,b,c,e){var d=a.w*b.w+a.x*b.x+a.y*b.y+a.z*b.z;if(Math.abs(d)>=1){c.w=a.w;c.x=a.x;c.y=a.y;c.z=a.z;return c}var g=Math.acos(d),f=Math.sqrt(1-d*d);if(Math.abs(f)<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}d=Math.sin((1-e)*g)/f;e=Math.sin(e*g)/f;c.w=a.w*d+b.w*e;c.x=a.x*d+b.x*e;c.y=a.y*d+b.y*e;c.z=a.z*d+b.z*e;return c};THREE.Vertex=function(a){this.position=a||new THREE.Vector3};
 THREE.Face3=function(a,b,c,e,d,g){this.a=a;this.b=b;this.c=c;this.normal=e instanceof THREE.Vector3?e:new THREE.Vector3;this.vertexNormals=e instanceof Array?e:[];this.color=d instanceof THREE.Color?d:new THREE.Color;this.vertexColors=d instanceof Array?d:[];this.vertexTangents=[];this.materials=g instanceof Array?g:[g];this.centroid=new THREE.Vector3};
 THREE.Face4=function(a,b,c,e,d,g,f){this.a=a;this.b=b;this.c=c;this.d=e;this.normal=d instanceof THREE.Vector3?d:new THREE.Vector3;this.vertexNormals=d instanceof Array?d:[];this.color=g instanceof THREE.Color?g:new THREE.Color;this.vertexColors=g instanceof Array?g:[];this.vertexTangents=[];this.materials=f instanceof Array?f:[f];this.centroid=new THREE.Vector3};THREE.UV=function(a,b){this.set(a||0,b||0)};
 THREE.UV.prototype={set:function(a,b){this.u=a;this.v=b;return this},copy:function(a){this.set(a.u,a.v);return this}};

build/custom/ThreeExtras.js

@@ -24,7 +24,7 @@ value:0,texture:null},uImageIncrement:{type:"v2",value:new THREE.Vector2(0.00195
 film:{uniforms:{tDiffuse:{type:"t",value:0,texture:null},time:{type:"f",value:0},nIntensity:{type:"f",value:0.5},sIntensity:{type:"f",value:0.05},sCount:{type:"f",value:4096},grayscale:{type:"i",value:1}},vertexShader:"varying vec2 vUv;\nvoid main() {\nvUv = vec2( uv.x, 1.0 - uv.y );\ngl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n}",fragmentShader:"varying vec2 vUv;\nuniform sampler2D tDiffuse;\nuniform float time;\nuniform bool grayscale;\nuniform float nIntensity;\nuniform float sIntensity;\nuniform float sCount;\nvoid main() {\nvec4 cTextureScreen = texture2D( tDiffuse, vUv );\nfloat x = vUv.x * vUv.y * time *  1000.0;\nx = mod( x, 13.0 ) * mod( x, 123.0 );\nfloat dx = mod( x, 0.01 );\nvec3 cResult = cTextureScreen.rgb + cTextureScreen.rgb * clamp( 0.1 + dx * 100.0, 0.0, 1.0 );\nvec2 sc = vec2( sin( vUv.y * sCount ), cos( vUv.y * sCount ) );\ncResult += cTextureScreen.rgb * vec3( sc.x, sc.y, sc.x ) * sIntensity;\ncResult = cTextureScreen.rgb + clamp( nIntensity, 0.0,1.0 ) * ( cResult - cTextureScreen.rgb );\nif( grayscale ) {\ncResult = vec3( cResult.r * 0.3 + cResult.g * 0.59 + cResult.b * 0.11 );\n}\ngl_FragColor =  vec4( cResult, cTextureScreen.a );\n}"},
 screen:{uniforms:{tDiffuse:{type:"t",value:0,texture:null},opacity:{type:"f",value:1}},vertexShader:"varying vec2 vUv;\nvoid main() {\nvUv = vec2( uv.x, 1.0 - uv.y );\ngl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n}",fragmentShader:"varying vec2 vUv;\nuniform sampler2D tDiffuse;\nuniform float opacity;\nvoid main() {\nvec4 texel = texture2D( tDiffuse, vUv );\ngl_FragColor = opacity * texel;\n}"},basic:{uniforms:{},vertexShader:"void main() {\ngl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n}",
 fragmentShader:"void main() {\ngl_FragColor = vec4( 1.0, 0.0, 0.0, 0.5 );\n}"}},buildKernel:function(a){var f,b,c,e,d=2*Math.ceil(a*3)+1;d>25&&(d=25);e=(d-1)*0.5;b=Array(d);for(f=c=0;f<d;++f){b[f]=Math.exp(-((f-e)*(f-e))/(2*a*a));c+=b[f]}for(f=0;f<d;++f)b[f]/=c;return b}};
-THREE.QuakeCamera=function(a){function f(b,c){return function(){c.apply(b,arguments)}}THREE.Camera.call(this,a.fov,a.aspect,a.near,a.far,a.target);this.movementSpeed=1;this.lookSpeed=0.0050;this.noFly=!1;this.lookVertical=!0;this.autoForward=!1;this.activeLook=!0;this.heightSpeed=!1;this.heightCoef=1;this.heightMin=0;this.domElement=document;if(a){if(a.movementSpeed!==undefined)this.movementSpeed=a.movementSpeed;if(a.lookSpeed!==undefined)this.lookSpeed=a.lookSpeed;if(a.noFly!==undefined)this.noFly=
+THREE.QuakeCamera=function(a){function f(b,c){return function(){c.apply(b,arguments)}}THREE.Camera.call(this,a.fov,a.aspect,a.near,a.far,a.target);this.movementSpeed=1;this.lookSpeed=0.005;this.noFly=!1;this.lookVertical=!0;this.autoForward=!1;this.activeLook=!0;this.heightSpeed=!1;this.heightCoef=1;this.heightMin=0;this.domElement=document;if(a){if(a.movementSpeed!==undefined)this.movementSpeed=a.movementSpeed;if(a.lookSpeed!==undefined)this.lookSpeed=a.lookSpeed;if(a.noFly!==undefined)this.noFly=
 a.noFly;if(a.lookVertical!==undefined)this.lookVertical=a.lookVertical;if(a.autoForward!==undefined)this.autoForward=a.autoForward;if(a.activeLook!==undefined)this.activeLook=a.activeLook;if(a.heightSpeed!==undefined)this.heightSpeed=a.heightSpeed;if(a.heightCoef!==undefined)this.heightCoef=a.heightCoef;if(a.heightMin!==undefined)this.heightMin=a.heightMin;if(a.heightMax!==undefined)this.heightMax=a.heightMax;if(a.domElement!==undefined)this.domElement=a.domElement}this.theta=this.phi=this.lon=this.lat=
 this.mouseY=this.mouseX=this.autoSpeedFactor=0;this.moveForward=!1;this.moveBackward=!1;this.moveLeft=!1;this.moveRight=!1;this.mouseDragOn=!1;this.windowHalfX=window.innerWidth/2;this.windowHalfY=window.innerHeight/2;this.onMouseDown=function(b){b.preventDefault();b.stopPropagation();if(this.activeLook)switch(b.button){case 0:this.moveForward=!0;break;case 2:this.moveBackward=!0}this.mouseDragOn=!0};this.onMouseUp=function(b){b.preventDefault();b.stopPropagation();if(this.activeLook)switch(b.button){case 0:this.moveForward=
 !1;break;case 2:this.moveBackward=!1}this.mouseDragOn=!1};this.onMouseMove=function(b){this.mouseX=b.clientX-this.windowHalfX;this.mouseY=b.clientY-this.windowHalfY};this.onKeyDown=function(b){switch(b.keyCode){case 38:case 87:this.moveForward=!0;break;case 37:case 65:this.moveLeft=!0;break;case 40:case 83:this.moveBackward=!0;break;case 39:case 68:this.moveRight=!0}};this.onKeyUp=function(b){switch(b.keyCode){case 38:case 87:this.moveForward=!1;break;case 37:case 65:this.moveLeft=!1;break;case 40:case 83:this.moveBackward=
@@ -34,7 +34,7 @@ var b=this.lookSpeed;this.activeLook||(b=0);this.lon+=this.mouseX*b;this.lookVer
 THREE.QuakeCamera.prototype.translate=function(a,f){this.matrix.rotateAxis(f);if(this.noFly)f.y=0;this.position.addSelf(f.multiplyScalar(a));this.target.position.addSelf(f.multiplyScalar(a))};
 THREE.PathCamera=function(a){function f(k,j,n,p){var t={name:n,fps:0.6,length:p,hierarchy:[]},x,w=j.getControlPointsArray(),u=j.getLength(),B=w.length,y=0;x=B-1;j={parent:-1,keys:[]};j.keys[0]={time:0,pos:w[0],rot:[0,0,0,1],scl:[1,1,1]};j.keys[x]={time:p,pos:w[x],rot:[0,0,0,1],scl:[1,1,1]};for(x=1;x<B-1;x++){y=p*u.chunks[x]/u.total;j.keys[x]={time:y,pos:w[x]}}t.hierarchy[0]=j;THREE.AnimationHandler.add(t);return new THREE.Animation(k,n,THREE.AnimationHandler.CATMULLROM_FORWARD,!1)}function b(k,j){var n,
 p,t=new THREE.Geometry;for(n=0;n<k.points.length*j;n++){p=n/(k.points.length*j);p=k.getPoint(p);t.vertices[n]=new THREE.Vertex(new THREE.Vector3(p.x,p.y,p.z))}return t}function c(k,j){var n=b(j,10),p=b(j,10),t=new THREE.LineBasicMaterial({color:16711680,linewidth:3});lineObj=new THREE.Line(n,t);particleObj=new THREE.ParticleSystem(p,new THREE.ParticleBasicMaterial({color:16755200,size:3}));lineObj.scale.set(1,1,1);k.addChild(lineObj);particleObj.scale.set(1,1,1);k.addChild(particleObj);p=new Sphere(1,
-16,8);t=new THREE.MeshBasicMaterial({color:65280});for(i=0;i<j.points.length;i++){n=new THREE.Mesh(p,t);n.position.copy(j.points[i]);n.updateMatrix();k.addChild(n)}}THREE.Camera.call(this,a.fov,a.aspect,a.near,a.far,a.target);this.id="PathCamera"+THREE.PathCameraIdCounter++;this.duration=1E4;this.waypoints=[];this.useConstantSpeed=!0;this.resamplingCoef=50;this.debugPath=new THREE.Object3D;this.debugDummy=new THREE.Object3D;this.animationParent=new THREE.Object3D;this.lookSpeed=0.0050;this.lookVertical=
+16,8);t=new THREE.MeshBasicMaterial({color:65280});for(i=0;i<j.points.length;i++){n=new THREE.Mesh(p,t);n.position.copy(j.points[i]);n.updateMatrix();k.addChild(n)}}THREE.Camera.call(this,a.fov,a.aspect,a.near,a.far,a.target);this.id="PathCamera"+THREE.PathCameraIdCounter++;this.duration=1E4;this.waypoints=[];this.useConstantSpeed=!0;this.resamplingCoef=50;this.debugPath=new THREE.Object3D;this.debugDummy=new THREE.Object3D;this.animationParent=new THREE.Object3D;this.lookSpeed=0.005;this.lookVertical=
 !0;this.lookHorizontal=!0;this.verticalAngleMap={srcRange:[0,6.28],dstRange:[0,6.28]};this.horizontalAngleMap={srcRange:[0,6.28],dstRange:[0,6.28]};this.domElement=document;if(a){if(a.duration!==undefined)this.duration=a.duration*1E3;if(a.waypoints!==undefined)this.waypoints=a.waypoints;if(a.useConstantSpeed!==undefined)this.useConstantSpeed=a.useConstantSpeed;if(a.resamplingCoef!==undefined)this.resamplingCoef=a.resamplingCoef;if(a.createDebugPath!==undefined)this.createDebugPath=a.createDebugPath;
 if(a.createDebugDummy!==undefined)this.createDebugDummy=a.createDebugDummy;if(a.lookSpeed!==undefined)this.lookSpeed=a.lookSpeed;if(a.lookVertical!==undefined)this.lookVertical=a.lookVertical;if(a.lookHorizontal!==undefined)this.lookHorizontal=a.lookHorizontal;if(a.verticalAngleMap!==undefined)this.verticalAngleMap=a.verticalAngleMap;if(a.horizontalAngleMap!==undefined)this.horizontalAngleMap=a.horizontalAngleMap;if(a.domElement!==undefined)this.domElement=a.domElement}this.theta=this.phi=this.lon=
 this.lat=this.mouseY=this.mouseX=0;this.windowHalfX=window.innerWidth/2;this.windowHalfY=window.innerHeight/2;var e=Math.PI*2,d=Math.PI/180;this.update=function(k,j,n){var p,t;this.lookHorizontal&&(this.lon+=this.mouseX*this.lookSpeed);this.lookVertical&&(this.lat-=this.mouseY*this.lookSpeed);this.lon=Math.max(0,Math.min(360,this.lon));this.lat=Math.max(-85,Math.min(85,this.lat));this.phi=(90-this.lat)*d;this.theta=this.lon*d;p=this.phi%e;this.phi=p>=0?p:p+e;p=this.verticalAngleMap.srcRange;t=this.verticalAngleMap.dstRange;
@@ -50,7 +50,7 @@ for(c=a+a/2;c<2*a;c++)h.faces.push(new THREE.Face4(2*a+1,(2*c-2*a+2)%a+a,(2*c-2*
 var Icosahedron=function(a){function f(n,p,t){var x=Math.sqrt(n*n+p*p+t*t);return e.vertices.push(new THREE.Vertex(new THREE.Vector3(n/x,p/x,t/x)))-1}function b(n,p,t,x){x.faces.push(new THREE.Face3(n,p,t))}function c(n,p){var t=e.vertices[n].position,x=e.vertices[p].position;return f((t.x+x.x)/2,(t.y+x.y)/2,(t.z+x.z)/2)}var e=this,d=new THREE.Geometry,g;this.subdivisions=a||0;THREE.Geometry.call(this);a=(1+Math.sqrt(5))/2;f(-1,a,0);f(1,a,0);f(-1,-a,0);f(1,-a,0);f(0,-1,a);f(0,1,a);f(0,-1,-a);f(0,
 1,-a);f(a,0,-1);f(a,0,1);f(-a,0,-1);f(-a,0,1);b(0,11,5,d);b(0,5,1,d);b(0,1,7,d);b(0,7,10,d);b(0,10,11,d);b(1,5,9,d);b(5,11,4,d);b(11,10,2,d);b(10,7,6,d);b(7,1,8,d);b(3,9,4,d);b(3,4,2,d);b(3,2,6,d);b(3,6,8,d);b(3,8,9,d);b(4,9,5,d);b(2,4,11,d);b(6,2,10,d);b(8,6,7,d);b(9,8,1,d);for(a=0;a<this.subdivisions;a++){g=new THREE.Geometry;for(var h in d.faces){var m=c(d.faces[h].a,d.faces[h].b),k=c(d.faces[h].b,d.faces[h].c),j=c(d.faces[h].c,d.faces[h].a);b(d.faces[h].a,m,j,g);b(d.faces[h].b,k,m,g);b(d.faces[h].c,
 j,k,g);b(m,k,j,g)}d.faces=g.faces}e.faces=d.faces;delete d;delete g;this.computeCentroids();this.computeFaceNormals();this.computeVertexNormals()};Icosahedron.prototype=new THREE.Geometry;Icosahedron.prototype.constructor=Icosahedron;
-function Lathe(a,f,b){THREE.Geometry.call(this);this.steps=f||12;this.angle=b||2*Math.PI;f=this.angle/this.steps;for(var c=[],e=[],d=[],g=[],h=0;h<a.length;h++){this.vertices.push(new THREE.Vertex(a[h]));c[h]=a[h].clone();e[h]=this.vertices.length-1}for(var m=(new THREE.Matrix4).setRotationZ(f),k=0;k<=this.angle+0.0010;k+=f){for(h=0;h<c.length;h++)if(k<this.angle){c[h]=m.multiplyVector3(c[h].clone());this.vertices.push(new THREE.Vertex(c[h]));d[h]=this.vertices.length-1}else d=g;k==0&&(g=e);for(h=
+function Lathe(a,f,b){THREE.Geometry.call(this);this.steps=f||12;this.angle=b||2*Math.PI;f=this.angle/this.steps;for(var c=[],e=[],d=[],g=[],h=0;h<a.length;h++){this.vertices.push(new THREE.Vertex(a[h]));c[h]=a[h].clone();e[h]=this.vertices.length-1}for(var m=(new THREE.Matrix4).setRotationZ(f),k=0;k<=this.angle+0.001;k+=f){for(h=0;h<c.length;h++)if(k<this.angle){c[h]=m.multiplyVector3(c[h].clone());this.vertices.push(new THREE.Vertex(c[h]));d[h]=this.vertices.length-1}else d=g;k==0&&(g=e);for(h=
 0;h<e.length-1;h++){this.faces.push(new THREE.Face4(d[h],d[h+1],e[h+1],e[h]));this.faceVertexUvs[0].push([new THREE.UV(k/b,h/a.length),new THREE.UV(k/b,(h+1)/a.length),new THREE.UV((k-f)/b,(h+1)/a.length),new THREE.UV((k-f)/b,h/a.length)])}e=d;d=[]}this.computeCentroids();this.computeFaceNormals();this.computeVertexNormals()}Lathe.prototype=new THREE.Geometry;Lathe.prototype.constructor=Lathe;
 var Plane=function(a,f,b,c){THREE.Geometry.call(this);var e,d=a/2,g=f/2;b=b||1;c=c||1;var h=b+1,m=c+1;a/=b;var k=f/c;for(e=0;e<m;e++)for(f=0;f<h;f++)this.vertices.push(new THREE.Vertex(new THREE.Vector3(f*a-d,-(e*k-g),0)));for(e=0;e<c;e++)for(f=0;f<b;f++){this.faces.push(new THREE.Face4(f+h*e,f+h*(e+1),f+1+h*(e+1),f+1+h*e));this.faceVertexUvs[0].push([new THREE.UV(f/b,e/c),new THREE.UV(f/b,(e+1)/c),new THREE.UV((f+1)/b,(e+1)/c),new THREE.UV((f+1)/b,e/c)])}this.computeCentroids();this.computeFaceNormals()};
 Plane.prototype=new THREE.Geometry;Plane.prototype.constructor=Plane;

build/custom/ThreeSVG.js

@@ -48,7 +48,7 @@ b,c)}};THREE.Quaternion=function(a,b,c,e){this.set(a||0,b||0,c||0,e!==undefined?
 THREE.Quaternion.prototype={set:function(a,b,c,e){this.x=a;this.y=b;this.z=c;this.w=e;return this},setFromEuler:function(a){var b=0.5*Math.PI/360,c=a.x*b,e=a.y*b,d=a.z*b;a=Math.cos(e);e=Math.sin(e);b=Math.cos(-d);d=Math.sin(-d);var f=Math.cos(c);c=Math.sin(c);var g=a*b,i=e*d;this.w=g*f-i*c;this.x=g*c+i*f;this.y=e*b*f+a*d*c;this.z=a*d*f-e*b*c;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*=-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 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*=a;this.y*=a;this.z*=a;this.w*=a}return this},multiplySelf:function(a){var b=this.x,c=this.y,e=this.z,d=this.w,f=a.x,g=a.y,i=a.z;a=a.w;this.x=b*a+d*f+c*i-e*g;this.y=c*a+d*g+e*f-b*i;this.z=e*a+d*i+b*g-c*f;this.w=d*a-b*f-c*g-e*i;return this},
 multiplyVector3:function(a,b){b||(b=a);var c=a.x,e=a.y,d=a.z,f=this.x,g=this.y,i=this.z,h=this.w,j=h*c+g*d-i*e,m=h*e+i*c-f*d,l=h*d+f*e-g*c;c=-f*c-g*e-i*d;b.x=j*h+c*-f+m*-i-l*-g;b.y=m*h+c*-g+l*-f-j*-i;b.z=l*h+c*-i+j*-g-m*-f;return b}};
-THREE.Quaternion.slerp=function(a,b,c,e){var d=a.w*b.w+a.x*b.x+a.y*b.y+a.z*b.z;if(Math.abs(d)>=1){c.w=a.w;c.x=a.x;c.y=a.y;c.z=a.z;return c}var f=Math.acos(d),g=Math.sqrt(1-d*d);if(Math.abs(g)<0.0010){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}d=Math.sin((1-e)*f)/g;e=Math.sin(e*f)/g;c.w=a.w*d+b.w*e;c.x=a.x*d+b.x*e;c.y=a.y*d+b.y*e;c.z=a.z*d+b.z*e;return c};THREE.Vertex=function(a){this.position=a||new THREE.Vector3};
+THREE.Quaternion.slerp=function(a,b,c,e){var d=a.w*b.w+a.x*b.x+a.y*b.y+a.z*b.z;if(Math.abs(d)>=1){c.w=a.w;c.x=a.x;c.y=a.y;c.z=a.z;return c}var f=Math.acos(d),g=Math.sqrt(1-d*d);if(Math.abs(g)<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}d=Math.sin((1-e)*f)/g;e=Math.sin(e*f)/g;c.w=a.w*d+b.w*e;c.x=a.x*d+b.x*e;c.y=a.y*d+b.y*e;c.z=a.z*d+b.z*e;return c};THREE.Vertex=function(a){this.position=a||new THREE.Vector3};
 THREE.Face3=function(a,b,c,e,d,f){this.a=a;this.b=b;this.c=c;this.normal=e instanceof THREE.Vector3?e:new THREE.Vector3;this.vertexNormals=e instanceof Array?e:[];this.color=d instanceof THREE.Color?d:new THREE.Color;this.vertexColors=d instanceof Array?d:[];this.vertexTangents=[];this.materials=f instanceof Array?f:[f];this.centroid=new THREE.Vector3};
 THREE.Face4=function(a,b,c,e,d,f,g){this.a=a;this.b=b;this.c=c;this.d=e;this.normal=d instanceof THREE.Vector3?d:new THREE.Vector3;this.vertexNormals=d instanceof Array?d:[];this.color=f instanceof THREE.Color?f:new THREE.Color;this.vertexColors=f instanceof Array?f:[];this.vertexTangents=[];this.materials=g instanceof Array?g:[g];this.centroid=new THREE.Vector3};THREE.UV=function(a,b){this.set(a||0,b||0)};
 THREE.UV.prototype={set:function(a,b){this.u=a;this.v=b;return this},copy:function(a){this.set(a.u,a.v);return this}};THREE.Geometry=function(){this.id="Geometry"+THREE.GeometryIdCounter++;this.vertices=[];this.colors=[];this.faces=[];this.faceUvs=[[]];this.faceVertexUvs=[[]];this.morphTargets=[];this.skinWeights=[];this.skinIndices=[];this.boundingSphere=this.boundingBox=null;this.hasTangents=!1};

src/renderers/WebGLRenderer.js

@@ -22,6 +22,7 @@ THREE.WebGLRenderer = function ( parameters ) {
 
 	var _gl,
 	_canvas = document.createElement( 'canvas' ),
+	_programs = [],
 	_currentProgram = null,
 	_currentFramebuffer = null,
 	_currentDepthMask = true,
@@ -3761,7 +3762,34 @@ THREE.WebGLRenderer = function ( parameters ) {
 
 	function buildProgram ( fragmentShader, vertexShader, parameters ) {
 
-		var program = _gl.createProgram(),
+		var p, pl, program, code;
+
+		// Generate code
+
+		code = fragmentShader + "\n\n" + vertexShader + "\n\n";
+
+		for ( p in parameters ) {
+
+			code += p + ": " + parameters[ p ] + ",\n";
+
+		}
+
+		// Check if code has been already compiled
+
+		for ( p = 0, pl = _programs.length; p < pl; p ++ ) {
+
+			if ( _programs[ p ].code == code ) {
+
+				// console.log( "Code already compiled." /*: \n\n" + code*/ );
+				return _programs[ p ].program;
+
+			}
+
+		}
+
+		//
+
+		program = _gl.createProgram(),
 
 		prefix_fragment = [
 			"#ifdef GL_ES",
@@ -3864,6 +3892,8 @@ THREE.WebGLRenderer = function ( parameters ) {
 		program.uniforms = {};
 		program.attributes = {};
 
+		_programs.push( { program: program, code: code } );
+
 		return program;
 
 	};