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l=c.length;for(var i=0;i<l;i++){c[i].transform(e)}e.translate(-this.x,-this.y,-this.z);var s=b.length;for(var j=0;j<s;j++){b[j].transform(e)}return a.totalShapes.filter(this.renderShape,this)},renderShape:function(a){var b=a.screen;var l=b.length;a.offScreen=true;for(var i=0;i<l;i++){this.renderPoint(b[i],a)}return!a.offScreen},renderPoint:function(p,a){var f=this.zoomFocus/-(p.z+this.focus);var x=this.cx+(p.x*f);var y=this.cy+(p.y*f);p.screenX=x;p.screenY=y;p.behindScreen=(p.z<-this.focus)?true:false;if(a.offScreen){p.offScreen=(x<0||y<0||x>this.width||y>this.height)?true:false;a.offScreen&=(p.behindScreen||p.offScreen)}}});g.implement(r,n);$.namespace('Camera',r)})(Clay); (function($){var e=$.Class;var h=$.Vector;var j=Math.PI/2;var k=Math.acos;var l=e.extend(h,function(x,y,z,b,i){this.direction=new h(z,y,z).normalize();this.light=new 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A=q.extend(s,function(x,y,z,a,b,c,d){this.points=[];this.polygons=[];this.screen=[];this.texturemap=d;for(var p,i=0;i<a.length;i++){p=a[i];this.points.push(new s(p.x,p.y,p.z));this.screen.push(new s(p.x,p.y,p.z))}var e=d||[];var l=b.length;var f;for(i=0;i<l;i++){f=new u(b[i],this);f.setMaterial(c,e[i]);this.polygons.push(f)}},{setMaterial:function(a,b){var c=b||this.texturemap;var l=this.polygons.length;for(var i=0;i<l;i++){this.polygons[i].setMaterial(a,c[i])}},transform:function(a){var b=a.clone();b.translate(this.x,this.y,this.z);if(this.dynamics){this.applyDynamics(b)}var t;var l=this.points.length;for(var i=0;i<l;i++){t=this.points[i].transform(b);this.screen[i].set(t.x,t.y,t.z)}},iterate:function(a){a.push(this)},invert:function(){var l=this.polygons.length;for(var i=0;i<l;i++){this.polygons[i].invert()}}});q.implement(A,v);$.namespace('Shape',A);var B=q.extend(s,function(x,y,z){this.shapes=[];this.lights=[]},{addShape:function(a){this.shapes.push(a)},removeShape:function(a){var 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f=[{x:-e,y:ch,z:-cb},{x:e,y:ch,z:-cb},{x:e,y:ch,z:cb},{x:-e,y:ch,z:cb},{x:-e,y:-ch,z:-cb},{x:e,y:-ch,z:-cb},{x:e,y:-ch,z:cb},{x:-e,y:-ch,z:cb}];return new $.Shape(x,y,z,f,d,a,c)});$.namespace('Sheet',function(x,y,z,w,b,a,c){var d=[[0,1,2,3]];var e=w/2,cb=b/2;var f=[{x:e,y:0,z:cb},{x:-e,y:0,z:cb},{x:-e,y:0,z:-cb},{x:e,y:0,z:-cb}];return new $.Shape(x,y,z,f,d,a,c)});$.namespace('Pyramid',function(x,y,z,w,h,b,a,c){var d=[[4,3,2,1],[1,0,4],[4,0,3],[3,0,2],[2,0,1]];var e=w/2,cb=b/2;var f=[{x:0,y:h,z:0},{x:-e,y:0,z:cb},{x:-e,y:0,z:-cb},{x:e,y:0,z:-cb},{x:e,y:0,z:cb}];return new $.Shape(x,y,z,f,d,a,c)});$.namespace('Cylinder',function(x,y,z,h,r,l,e,f){var g=[];var j=[];var k,sz,sr,cap=[],bot=[];var m=(Math.PI*2)/l;for(var i=0;i<l;i++){sr=m*i;k=Math.sin(sr)*r;sz=Math.cos(sr)*r;var n=j.push({x:k,y:-h/2,z:sz})-1,pb=j.push({x:k,y:h/2,z:sz})-1;bot.push(n);cap.push(pb);var a=n,b=pb,c=(pb+2)%(l*2),d=(pb+1)%(l*2);g.push([a,b,c,d])}g.push(cap.reverse(),bot);return new $.Shape(x,y,z,j,g,e,f)});$.namespace('Cone',function(x,y,z,h,r,l,d,e){var f=[];var g=[];var j,sz,sr,bot=[];var k=(Math.PI*2)/l;g.push({x:0,y:h,z:0});for(var i=0;i<l;i++){sr=k*i;j=Math.sin(sr)*r;sz=Math.cos(sr)*r;var a=g.push({x:j,y:0,z:sz})-1,b=0,c=(a%l+1);bot.push(a);f.push([a,b,c])}f.push(bot);return new $.Shape(x,y,z,g,f,d,e)});$.namespace('Sphere',function(x,y,z,r,l,e,f){var g=[];var h=[];var k,sy,sz,sr;var m=(Math.PI*2)/l;var n=l-1;var o=l*l-n;var a,b,c,d;for(var i=0;i<l;i++){for(var j=0;j<l;j++){sr=Math.sin(m/2*i)*r;k=Math.sin(m*j)*sr;sz=Math.cos(m*j)*sr;sy=Math.cos(m/2*i)*r;h.push({x:k,y:sy,z:sz});if(i===0){break}else if(i==1){a=(i*l)+j-n;b=(i*l)+(j+1)%l-n;c=0;g.push([c,b,a])}else if(i>1){a=(i*l)+j-n;b=(i*l)+(j+1)%l-n;c=b-l;d=a-l;g.push([d,c,b,a]);if(i==l-1){a=(i*l)+j-n;b=(i*l)+(j+1)%l-n;c=o;g.push([a,b,c])}}}}h.push({x:0,y:-r,z:0});return new $.Shape(x,y,z,h,g,e,f)});$.namespace('Tube',function(x,y,z,h,r,w,l,e,f){var g=[];var j=[];var k,sx2,sz1,sz2,sr1,sr2;var m=(Math.PI*2)/l;var a,b,c,d;for(var i=0;i<l;i++){sr=m*i;k=Math.sin(sr)*r;sz1=Math.cos(sr)*r;sx2=Math.sin(sr)*(r-w);sz2=Math.cos(sr)*(r-w);var n=j.push({x:k,y:-h/2,z:sz1})-1,pb=j.push({x:k,y:h/2,z:sz1})-1,pc=j.push({x:sx2,y:-h/2,z:sz2})-1,pd=j.push({x:sx2,y:h/2,z:sz2})-1;a=n;b=pb;c=(n+5)%(l*4);d=(n+4)%(l*4);g.push([a,b,c,d]);a=pc;b=pd;c=(pc+5)%(l*4);d=(pc+4)%(l*4);g.push([d,c,b,a]);a=pb;b=pd;c=(pd+4)%(l*4);d=(pb+4)%(l*4);g.push([a,b,c,d]);a=n;b=pc;c=(pc+4)%(l*4);d=(n+4)%(l*4);g.push([d,c,b,a])}return new $.Shape(x,y,z,j,g,e,f)})})(Clay); (function($){var z=$.Vector;var A=Math.sin;var B=Math.cos;var C=Math.atan2;var D=Math.sqrt;var E=Math.floor;var F=function(r,g,b,a,c){this.r=r;this.g=g;this.b=b;this.a=a;this.stage=c;this.prefix='rgba(';this.suffix=')'};F.prototype={preRender:function(a){return this.render(a)},setStage:function(a){this.stage=a},setStroke:function(a){this.strokeStyle=a},animate:function(){},render:function(a){var 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