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three.js

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提交 271ad498 编写于 作者: M Mr.doob
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Better handling of Color

上级 30672c1f
隐藏空白更改
内联 并排
Showing with 82 addition and 44 deletion
README.md
浏览文件 @ 271ad498
......@@ -25,10 +25,10 @@
for (var i = 0; i < 1000; i++)
{
var particle = new Particle( new ColorMaterial(Math.random() * 0x808008 + 0x808080, 1) );
particle.size = Math.random() * 10 + 5;
particle.position.x = Math.random() * 2000 - 1000;
particle.position.y = Math.random() * 2000 - 1000;
particle.position.z = Math.random() * 2000 - 1000;
particle.size = Math.random() * 10 + 5;
particle.updateMatrix();
scene.add( particle );
}
......
build/three.js
浏览文件 @ 271ad498
// http://github.com/mrdoob/three.js
(function(){var a=false,b=/xyz/.test(function(){xyz})?/\b_super\b/:/.*/;this.Class=function(){};Class.extend=function(g){var f=this.prototype;a=true;var e=new this();a=false;for(var d in g){e[d]=typeof g[d]=="function"&&typeof f[d]=="function"&&b.test(g[d])?(function(h,i){return function(){var l=this._super;this._super=f[h];var k=i.apply(this,arguments);this._super=l;return k}})(d,g[d]):g[d]}function c(){if(!a&&this.init){this.init.apply(this,arguments)}}c.prototype=e;c.constructor=c;c.extend=arguments.callee;return c}})();var Vector3=Class.extend({x:null,y:null,z:null,dx:null,dy:null,dz:null,tx:null,ty:null,tz:null,init:function(a,c,b){this.x=a?a:0;this.y=c?c:0;this.z=b?b:0},copy:function(a){this.x=a.x;this.y=a.y;this.z=a.z},addSelf:function(a){this.x+=a.x;this.y+=a.y;this.z+=a.z},add:function(b,a){this.x=b.x+a.x;this.y=b.y+a.y;this.z=b.z+a.z},subSelf:function(a){this.x-=a.x;this.y-=a.y;this.z-=a.z},sub:function(b,a){this.x=b.x-a.x;this.y=b.y-a.y;this.z=b.z-a.z},cross:function(a){this.tx=this.x;this.ty=this.y;this.tz=this.z;this.x=this.ty*a.z-this.tz*a.y;this.y=this.tz*a.x-this.tx*a.z;this.z=this.tx*a.y-this.ty*a.x},multiply:function(a){this.x*=a;this.y*=a;this.z*=a},distanceTo:function(a){this.dx=this.x-a.x;this.dy=this.y-a.y;this.dz=this.z-a.z;return Math.sqrt(this.dx*this.dx+this.dy*this.dy+this.dz*this.dz)},distanceToSquared:function(a){this.dx=this.x-a.x;this.dy=this.y-a.y;this.dz=this.z-a.z;return this.dx*this.dx+this.dy*this.dy+this.dz*this.dz},length:function(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)},lengthSq:function(){return this.x*this.x+this.y*this.y+this.z*this.z},negate:function(){this.x=-this.x;this.y=-this.y;this.z=-this.z},normalize:function(){if(this.length()>0){this.ool=1/this.length()}else{this.ool=0}this.x*=this.ool;this.y*=this.ool;this.z*=this.ool;return this},dot:function(a){return this.x*a.x+this.y*a.y+this.z*a.z},clone:function(){return new Vector3(this.x,this.y,this.z)},toString:function(){return"Vector3 ("+this.x+", "+this.y+", "+this.z+")"}});Vector3.add=function(d,c){return new Vector3(d.x+c.x,d.y+c.y,d.z+c.z)};Vector3.sub=function(d,c){return new Vector3(d.x-c.x,d.y-c.y,d.z-c.z)};Vector3.multiply=function(b,c){return new Vector3(b.x*c,b.y*c,b.z*c)};Vector3.cross=function(d,c){return new Vector3(d.y*c.z-d.z*c.y,d.z*c.x-d.x*c.z,d.x*c.y-d.y*c.x)};Vector3.dot=function(d,c){return d.x*c.x+d.y*c.y+d.z*c.z};var Matrix4=Class.extend({n11:null,n12:null,n13:null,n14:null,n21:null,n22:null,n23:null,n24:null,n31:null,n32:null,n33:null,n34:null,x:null,y:null,z:null,init:function(){this.identity()},identity:function(){this.n11=1;this.n12=0;this.n13=0;this.n14=0;this.n21=0;this.n22=1;this.n23=0;this.n24=0;this.n31=0;this.n32=0;this.n33=1;this.n34=0;this.x=new Vector3(0,0,0);this.y=new Vector3(0,0,0);this.z=new Vector3(0,0,0)},lookAt:function(c,b,a){this.z.sub(b,c);this.z.normalize();this.x.copy(this.z);this.x.cross(a);this.x.normalize();this.y.copy(this.x);this.y.cross(this.z);this.y.normalize();this.y.negate();this.n11=this.x.x;this.n12=this.x.y;this.n13=this.x.z;this.n14=this.x.dot(c);this.n21=this.y.x;this.n22=this.y.y;this.n23=this.y.z;this.n24=this.y.dot(c);this.n31=this.z.x;this.n32=this.z.y;this.n33=this.z.z;this.n34=-this.z.dot(c)},transform:function(a){var d=a.x,c=a.y,b=a.z;a.x=this.n11*d+this.n12*c+this.n13*b+this.n14;a.y=this.n21*d+this.n22*c+this.n23*b+this.n24;a.z=this.n31*d+this.n32*c+this.n33*b+this.n34},multiply:function(d,c){this.n11=d.n11*c.n11+d.n12*c.n21+d.n13*c.n31;this.n12=d.n11*c.n12+d.n12*c.n22+d.n13*c.n32;this.n13=d.n11*c.n13+d.n12*c.n23+d.n13*c.n33;this.n14=d.n11*c.n14+d.n12*c.n24+d.n13*c.n34+d.n14;this.n21=d.n21*c.n11+d.n22*c.n21+d.n23*c.n31;this.n22=d.n21*c.n12+d.n22*c.n22+d.n23*c.n32;this.n23=d.n21*c.n13+d.n22*c.n23+d.n23*c.n33;this.n24=d.n21*c.n14+d.n22*c.n24+d.n23*c.n34+d.n24;this.n31=d.n31*c.n11+d.n32*c.n21+d.n33*c.n31;this.n32=d.n31*c.n12+d.n32*c.n22+d.n33*c.n32;this.n33=d.n31*c.n13+d.n32*c.n23+d.n33*c.n33;this.n34=d.n31*c.n14+d.n32*c.n24+d.n33*c.n34+d.n34},multiplySelf:function(c){var k=this.n11,i=this.n12,h=this.n13,g=this.n14;var f=this.n21,e=this.n22,d=this.n23,b=this.n24;var a=this.n31,o=this.n32,n=this.n33,l=this.n34;this.n11=k*c.n11+i*c.n21+h*c.n31;this.n12=k*c.n12+i*c.n22+h*c.n32;this.n13=k*c.n13+i*c.n23+h*c.n33;this.n14=k*c.n14+i*c.n24+h*c.n34+g;this.n21=f*c.n11+e*c.n21+d*c.n31;this.n22=f*c.n12+e*c.n22+d*c.n32;this.n23=f*c.n13+e*c.n23+d*c.n33;this.n24=f*c.n14+e*c.n24+d*c.n34+b;this.n31=a*c.n11+o*c.n21+n*c.n31;this.n32=a*c.n12+o*c.n22+n*c.n32;this.n33=a*c.n13+o*c.n23+n*c.n33;this.n34=a*c.n14+o*c.n24+n*c.n34+l},clone:function(){var a=new Matrix4();a.n11=this.n11;a.n12=this.n12;a.n13=this.n13;a.n14=this.n14;a.n21=this.n21;a.n22=this.n22;a.n23=this.n23;a.n24=this.n24;a.n31=this.n31;a.n32=this.n32;a.n33=this.n33;a.n34=this.n34;return a},toString:function(){return"| "+this.n11+" "+this.n12+" "+this.n13+" "+this.n14+" |\n| "+this.n21+" "+this.n22+" "+this.n23+" "+this.n24+" |\n| "+this.n31+" "+this.n32+" "+this.n33+" "+this.n34+" |"}});Matrix4.translationMatrix=function(b,d,c){var a=new Matrix4();a.n14=b;a.n24=d;a.n34=c;return a};Matrix4.scaleMatrix=function(b,d,c){var a=new Matrix4();a.n11=b;a.n22=d;a.n33=c;return a};Matrix4.rotationXMatrix=function(b){var a=new Matrix4();a.n22=a.n33=Math.cos(b);a.n32=Math.sin(b);a.n23=-a.n32;return a};Matrix4.rotationYMatrix=function(b){var a=new Matrix4();a.n11=a.n33=Math.cos(b);a.n13=Math.sin(b);a.n31=-a.n13;return a};Matrix4.rotationZMatrix=function(b){var a=new Matrix4();a.n11=a.n22=Math.cos(b);a.n21=Math.sin(b);a.n12=-a.n21;return a};Matrix4.rotationMatrix=function(b,d,a){var k,i,h;var g,f,e;k=Math.sin(d);i=Math.sin(b);h=Math.sin(a);g=Math.cos(d);f=Math.cos(b);e=Math.cos(a);var c=new Matrix4();c.n11=g*e-k*i*h;c.n12=-f*h;c.n13=k*e+g*i*h;c.n21=g*h+k*i*e;c.n22=f*e;c.n23=k*h-g*i*e;c.n31=-k*f;c.n32=i;c.n33=g*f;return c};var Vertex=Vector3.extend({u:null,v:null,screen:null,normal:null,visible:null,init:function(a,c,b){this._super(a,c,b);this.screen=new Vector3()},toString:function(){return"Vertex ( "+this.x+", "+this.y+", "+this.z+" )"}});var Face3=Vector3.extend({a:null,b:null,c:null,screen:null,uv:null,normal:null,color:null,colorString:null,init:function(e,d,i,g,h,f){this._super((e.x+d.x+i.x)/3,(e.y+d.y+i.y)/3,(e.z+d.z+i.z)/3);this.a=e;this.b=d;this.c=i;this.screen=new Vector3();this.uv=g?g:[[0,0],[0,0],[0,0]];this.normal=h?h:new Vector3();this.color=f?f:[0,0,0];this.colorString="rgb("+this.color[0]+", "+this.color[1]+", "+this.color[2]+")"},toString:function(){return"Face ( "+this.a+", "+this.b+", "+this.c+" )"}});var Face4=Vector3.extend({a:null,b:null,c:null,d:null,normal:null,screen:null,color:null,colorString:null,init:function(f,e,l,k,h,i,g){this._super((f.x+e.x+l.x+k.x)/4,(f.y+e.y+l.y+k.y)/4,(f.z+e.z+l.z+k.z)/4);this.a=f;this.b=e;this.c=l;this.d=k;this.screen=new Vector3();this.color=g?g:[0,0,0];this.colorString="rgb("+this.color[0]+", "+this.color[1]+", "+this.color[2]+")"},toString:function(){return"Face ( "+this.a+", "+this.b+", "+this.c+" )"}});var Geometry=Class.extend({vertices:null,faces:null,init:function(){this.vertices=new Array();this.faces=new Array()}});var Camera=Vector3.extend({up:null,target:null,zoom:null,focus:null,roll:null,matrix:null,init:function(a,c,b){this._super(a,c,b);this.up=new Vector3(0,1,0);this.target=new Vector3(0,0,0);this.zoom=3;this.focus=500;this.roll=0;this.matrix=new Matrix4()},updateMatrix:function(){this.matrix.lookAt(this,this.target,this.up)},toString:function(){return"Camera ( "+this.x+", "+this.y+", "+this.z+" )"}});var Object3D=Class.extend({position:null,rotation:null,scale:null,matrix:null,screen:null,init:function(){this.position=new Vector3(0,0,0);this.rotation=new Vector3(0,0,0);this.scale=new Vector3(1,1,1);this.matrix=new Matrix4();this.screen=new Vector3(0,0,0)},updateMatrix:function(){this.matrix.identity();this.matrix.multiplySelf(Matrix4.translationMatrix(this.position.x,this.position.y,this.position.z));this.matrix.multiplySelf(Matrix4.rotationMatrix(this.rotation.x,this.rotation.y,this.rotation.z));this.matrix.multiplySelf(Matrix4.scaleMatrix(this.scale.x,this.scale.y,this.scale.z))}});var Mesh=Object3D.extend({geometry:null,material:null,doubleSide:null,init:function(b,a){this._super();this.geometry=b;this.material=a}});var Particle=Object3D.extend({size:1,material:null,init:function(a){this._super();this.material=a}});var ColorMaterial=Class.extend({color:null,opacity:null,colorString:null,init:function(a,b){this.setColor(a?a:16711680);this.setOpacity(b?b:1)},setColor:function(a){this.color=a;this.updateColorString()},setOpacity:function(a){this.opacity=a;this.updateColorString()},updateColorString:function(){this.colorString="rgba("+(this.color>>16&255)+","+(this.color>>8&255)+","+(this.color&255)+","+this.opacity+")"}});var Scene=Class.extend({objects:null,init:function(){this.objects=new Array()},add:function(a){this.objects.push(a)},remove:function(a){for(var b=0;b<this.objects.length;b++){if(a==this.objects[b]){alert("yay")}}},toString:function(){return"Scene ( "+this.objects+" )"}});var Renderer=Class.extend({matrix:null,viewport:null,renderList:null,face3Pool:null,face4Pool:null,width:null,height:null,widthHalf:null,heightHalf:null,init:function(){this.matrix=new Matrix4();this.face3Pool=new Array();this.face4Pool=new Array()},setSize:function(b,a){this.width=b;this.height=a;this.widthHalf=this.width/2;this.heightHalf=this.height/2},sort:function(d,c){return d.screen.z-c.screen.z},render:function(e,g){var f,h,b;var l=0,a=0;var k=g.focus*g.zoom;this.renderList=new Array();for(var d=0;d<e.objects.length;d++){b=e.objects[d];if(b instanceof Mesh){this.matrix.multiply(g.matrix,b.matrix);for(var c=0;c<b.geometry.vertices.length;c++){f=b.geometry.vertices[c];f.screen.copy(f);this.matrix.transform(f.screen);f.screen.z=k/(g.focus+f.screen.z);f.visible=f.screen.z>0;f.screen.x*=f.screen.z;f.screen.y*=f.screen.z}for(c=0;c<b.geometry.faces.length;c++){h=b.geometry.faces[c];if(h instanceof Face3){if(h.a.visible&&h.b.visible&&h.c.visible&&(b.doubleSided||(h.c.screen.x-h.a.screen.x)*(h.b.screen.y-h.a.screen.y)-(h.c.screen.y-h.a.screen.y)*(h.b.screen.x-h.a.screen.x)>0)){h.screen.z=Math.max(h.a.screen.z,Math.max(h.b.screen.z,h.c.screen.z));if(this.face3Pool[l]==null){this.face3Pool[l]=new Face3(new Vertex(),new Vertex(),new Vertex())}this.face3Pool[l].a.screen.copy(h.a.screen);this.face3Pool[l].b.screen.copy(h.b.screen);this.face3Pool[l].c.screen.copy(h.c.screen);this.face3Pool[l].screen.z=h.screen.z;this.face3Pool[l].material=h.material;this.renderList.push(this.face3Pool[l]);l++}}else{if(h instanceof Face4){if(h.a.visible&&h.b.visible&&h.c.visible&&(b.doubleSided||((h.d.screen.x-h.a.screen.x)*(h.b.screen.y-h.a.screen.y)-(h.d.screen.y-h.a.screen.y)*(h.b.screen.x-h.a.screen.x)>0||(h.b.screen.x-h.c.screen.x)*(h.d.screen.y-h.c.screen.y)-(h.b.screen.y-h.c.screen.y)*(h.d.screen.x-h.c.screen.x)>0))){h.screen.z=Math.max(h.a.screen.z,Math.max(h.b.screen.z,h.c.screen.z));if(this.face4Pool[a]==null){this.face4Pool[a]=new Face4(new Vertex(),new Vertex(),new Vertex(),new Vertex())}this.face4Pool[a].a.screen.copy(h.a.screen);this.face4Pool[a].b.screen.copy(h.b.screen);this.face4Pool[a].c.screen.copy(h.c.screen);this.face4Pool[a].d.screen.copy(h.d.screen);this.face4Pool[a].screen.z=h.screen.z;this.face4Pool[a].material=h.material;this.renderList.push(this.face4Pool[a]);a++}}}}}else{if(b instanceof Particle){b.screen.copy(b.position);g.matrix.transform(b.screen);b.screen.z=k/(g.focus+b.screen.z);if(b.screen.z<0){continue}b.screen.x*=b.screen.z;b.screen.y*=b.screen.z;this.renderList.push(b)}}}this.renderList.sort(this.sort)}});var CanvasRenderer=Renderer.extend({context:null,init:function(){this._super();this.viewport=document.createElement("canvas");this.viewport.style.position="absolute";this.context=this.viewport.getContext("2d")},setSize:function(b,a){this._super(b,a);this.viewport.width=this.width;this.viewport.height=this.height},render:function(d,b){this._super(d,b);var a,c=Math.PI*2;this.context.clearRect(0,0,this.width,this.height);for(j=0;j<this.renderList.length;j++){a=this.renderList[j];if(a.material instanceof ColorMaterial){this.context.fillStyle=a.material.colorString}if(a instanceof Face3){this.context.beginPath();this.context.moveTo(a.a.screen.x+this.widthHalf,a.a.screen.y+this.heightHalf);this.context.lineTo(a.b.screen.x+this.widthHalf,a.b.screen.y+this.heightHalf);this.context.lineTo(a.c.screen.x+this.widthHalf,a.c.screen.y+this.heightHalf);this.context.fill();this.context.closePath()}else{if(a instanceof Face4){this.context.beginPath();this.context.moveTo(a.a.screen.x+this.widthHalf,a.a.screen.y+this.heightHalf);this.context.lineTo(a.b.screen.x+this.widthHalf,a.b.screen.y+this.heightHalf);this.context.lineTo(a.c.screen.x+this.widthHalf,a.c.screen.y+this.heightHalf);this.context.lineTo(a.d.screen.x+this.widthHalf,a.d.screen.y+this.heightHalf);this.context.fill();this.context.closePath()}else{if(a instanceof Particle){this.context.beginPath();this.context.arc(a.screen.x+this.widthHalf,a.screen.y+this.heightHalf,a.size*a.screen.z,0,c,true);this.context.fill();this.context.closePath()}}}}}});var SVGRenderer=Renderer.extend({defs:null,svgImagePool:null,svgPatternPool:null,svgPathPool:null,init:function(){this._super();this.viewport=document.createElementNS("http://www.w3.org/2000/svg","svg");this.viewport.style.position="absolute";this.svgPathPool=new Array();this.svgImagePool=new Array();this.defs=document.createElementNS("http://www.w3.org/2000/svg","defs");var a=document.createElementNS("http://www.w3.org/2000/svg","pattern");a.setAttribute("id","texture");a.setAttribute("patternUnits","userSpaceOnUse");a.setAttribute("width",552);a.setAttribute("height",552);var b=document.createElementNS("http://www.w3.org/2000/svg","image");b.setAttribute("width",552);b.setAttribute("height",552);b.setAttributeNS("http://www.w3.org/1999/xlink","href","assets/uvmap.jpg");a.appendChild(b);this.svgImagePool.push(a)},setSize:function(b,a){this.viewport.setAttribute("viewBox",(-b/2)+" "+(-a/2)+" "+b+" "+a);this.viewport.setAttribute("width",b);this.viewport.setAttribute("height",a)},render:function(b,a){this._super(b,a);while(this.viewport.childNodes.length>0){this.viewport.removeChild(this.viewport.childNodes[0])}this.viewport.appendChild(this.defs);this.defs.appendChild(this.svgImagePool[0]);for(j=0;j<this.renderList.length;j++){element=this.renderList[j];if(this.svgPathPool[j]==null){this.svgPathPool[j]=document.createElementNS("http://www.w3.org/2000/svg","path");this.svgPathPool[j].setAttribute("shape-rendering","crispEdges")}this.svgPathPool[j].setAttribute("style","fill: rgb("+element.color[0]+", "+element.color[1]+", "+element.color[2]+")");if(element instanceof Face3){this.svgPathPool[j].setAttribute("d","M "+element.a.screen.x+" "+element.a.screen.y+" L "+element.b.screen.x+" "+element.b.screen.y+" L "+element.c.screen.x+","+element.c.screen.y+"z")}else{if(element instanceof Face4){this.svgPathPool[j].setAttribute("d","M "+element.a.screen.x+" "+element.a.screen.y+" L "+element.b.screen.x+" "+element.b.screen.y+" L "+element.c.screen.x+","+element.c.screen.y+" L "+element.d.screen.x+","+element.d.screen.y+"z")}}this.viewport.appendChild(this.svgPathPool[j])}}});
\ No newline at end of file
// three.js r2 - http://github.com/mrdoob/three.js
(function(){var a=false,b=/xyz/.test(function(){xyz})?/\b_super\b/:/.*/;this.Class=function(){};Class.extend=function(g){var f=this.prototype;a=true;var e=new this();a=false;for(var d in g){e[d]=typeof g[d]=="function"&&typeof f[d]=="function"&&b.test(g[d])?(function(h,i){return function(){var l=this._super;this._super=f[h];var k=i.apply(this,arguments);this._super=l;return k}})(d,g[d]):g[d]}function c(){if(!a&&this.init){this.init.apply(this,arguments)}}c.prototype=e;c.constructor=c;c.extend=arguments.callee;return c}})();var Color=Class.extend({r:null,g:null,b:null,a:null,hex:null,styleString:null,init:function(a){this.setHex(a?a:4278190080)},setHex:function(a){this.hex=a;this.updateRGBA();this.updateStyleString()},setRGBA:function(f,e,c,d){this.r=f;this.g=e;this.b=c;this.a=d;this.updateHex();this.updateStyleString()},updateHex:function(){this.hex=this.a<<24|this.r<<16|this.g<<8|this.b},updateRGBA:function(){this.r=this.hex>>16&255;this.g=this.hex>>8&255;this.b=this.hex&255;this.a=this.hex>>24&255},updateStyleString:function(){this.styleString="rgba("+this.r+","+this.g+","+this.b+","+(this.a/255)+")"},toString:function(){return"Color ( r: "+this.r+", g: "+this.g+", b: "+this.b+", a: "+this.a+", hex: "+this.hex+", style: "+this.styleString+" )"}});var Vector3=Class.extend({x:null,y:null,z:null,dx:null,dy:null,dz:null,tx:null,ty:null,tz:null,init:function(a,c,b){this.x=a?a:0;this.y=c?c:0;this.z=b?b:0},copy:function(a){this.x=a.x;this.y=a.y;this.z=a.z},addSelf:function(a){this.x+=a.x;this.y+=a.y;this.z+=a.z},add:function(b,a){this.x=b.x+a.x;this.y=b.y+a.y;this.z=b.z+a.z},subSelf:function(a){this.x-=a.x;this.y-=a.y;this.z-=a.z},sub:function(b,a){this.x=b.x-a.x;this.y=b.y-a.y;this.z=b.z-a.z},cross:function(a){this.tx=this.x;this.ty=this.y;this.tz=this.z;this.x=this.ty*a.z-this.tz*a.y;this.y=this.tz*a.x-this.tx*a.z;this.z=this.tx*a.y-this.ty*a.x},multiply:function(a){this.x*=a;this.y*=a;this.z*=a},distanceTo:function(a){this.dx=this.x-a.x;this.dy=this.y-a.y;this.dz=this.z-a.z;return Math.sqrt(this.dx*this.dx+this.dy*this.dy+this.dz*this.dz)},distanceToSquared:function(a){this.dx=this.x-a.x;this.dy=this.y-a.y;this.dz=this.z-a.z;return this.dx*this.dx+this.dy*this.dy+this.dz*this.dz},length:function(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)},lengthSq:function(){return this.x*this.x+this.y*this.y+this.z*this.z},negate:function(){this.x=-this.x;this.y=-this.y;this.z=-this.z},normalize:function(){if(this.length()>0){this.ool=1/this.length()}else{this.ool=0}this.x*=this.ool;this.y*=this.ool;this.z*=this.ool;return this},dot:function(a){return this.x*a.x+this.y*a.y+this.z*a.z},clone:function(){return new Vector3(this.x,this.y,this.z)},toString:function(){return"Vector3 ("+this.x+", "+this.y+", "+this.z+")"}});Vector3.add=function(d,c){return new Vector3(d.x+c.x,d.y+c.y,d.z+c.z)};Vector3.sub=function(d,c){return new Vector3(d.x-c.x,d.y-c.y,d.z-c.z)};Vector3.multiply=function(b,c){return new Vector3(b.x*c,b.y*c,b.z*c)};Vector3.cross=function(d,c){return new Vector3(d.y*c.z-d.z*c.y,d.z*c.x-d.x*c.z,d.x*c.y-d.y*c.x)};Vector3.dot=function(d,c){return d.x*c.x+d.y*c.y+d.z*c.z};var Matrix4=Class.extend({n11:null,n12:null,n13:null,n14:null,n21:null,n22:null,n23:null,n24:null,n31:null,n32:null,n33:null,n34:null,x:null,y:null,z:null,init:function(){this.identity()},identity:function(){this.n11=1;this.n12=0;this.n13=0;this.n14=0;this.n21=0;this.n22=1;this.n23=0;this.n24=0;this.n31=0;this.n32=0;this.n33=1;this.n34=0;this.x=new Vector3(0,0,0);this.y=new Vector3(0,0,0);this.z=new Vector3(0,0,0)},lookAt:function(c,b,a){this.z.sub(b,c);this.z.normalize();this.x.copy(this.z);this.x.cross(a);this.x.normalize();this.y.copy(this.x);this.y.cross(this.z);this.y.normalize();this.y.negate();this.n11=this.x.x;this.n12=this.x.y;this.n13=this.x.z;this.n14=this.x.dot(c);this.n21=this.y.x;this.n22=this.y.y;this.n23=this.y.z;this.n24=this.y.dot(c);this.n31=this.z.x;this.n32=this.z.y;this.n33=this.z.z;this.n34=-this.z.dot(c)},transform:function(a){var d=a.x,c=a.y,b=a.z;a.x=this.n11*d+this.n12*c+this.n13*b+this.n14;a.y=this.n21*d+this.n22*c+this.n23*b+this.n24;a.z=this.n31*d+this.n32*c+this.n33*b+this.n34},multiply:function(d,c){this.n11=d.n11*c.n11+d.n12*c.n21+d.n13*c.n31;this.n12=d.n11*c.n12+d.n12*c.n22+d.n13*c.n32;this.n13=d.n11*c.n13+d.n12*c.n23+d.n13*c.n33;this.n14=d.n11*c.n14+d.n12*c.n24+d.n13*c.n34+d.n14;this.n21=d.n21*c.n11+d.n22*c.n21+d.n23*c.n31;this.n22=d.n21*c.n12+d.n22*c.n22+d.n23*c.n32;this.n23=d.n21*c.n13+d.n22*c.n23+d.n23*c.n33;this.n24=d.n21*c.n14+d.n22*c.n24+d.n23*c.n34+d.n24;this.n31=d.n31*c.n11+d.n32*c.n21+d.n33*c.n31;this.n32=d.n31*c.n12+d.n32*c.n22+d.n33*c.n32;this.n33=d.n31*c.n13+d.n32*c.n23+d.n33*c.n33;this.n34=d.n31*c.n14+d.n32*c.n24+d.n33*c.n34+d.n34},multiplySelf:function(c){var k=this.n11,i=this.n12,h=this.n13,g=this.n14;var f=this.n21,e=this.n22,d=this.n23,b=this.n24;var a=this.n31,o=this.n32,n=this.n33,l=this.n34;this.n11=k*c.n11+i*c.n21+h*c.n31;this.n12=k*c.n12+i*c.n22+h*c.n32;this.n13=k*c.n13+i*c.n23+h*c.n33;this.n14=k*c.n14+i*c.n24+h*c.n34+g;this.n21=f*c.n11+e*c.n21+d*c.n31;this.n22=f*c.n12+e*c.n22+d*c.n32;this.n23=f*c.n13+e*c.n23+d*c.n33;this.n24=f*c.n14+e*c.n24+d*c.n34+b;this.n31=a*c.n11+o*c.n21+n*c.n31;this.n32=a*c.n12+o*c.n22+n*c.n32;this.n33=a*c.n13+o*c.n23+n*c.n33;this.n34=a*c.n14+o*c.n24+n*c.n34+l},clone:function(){var a=new Matrix4();a.n11=this.n11;a.n12=this.n12;a.n13=this.n13;a.n14=this.n14;a.n21=this.n21;a.n22=this.n22;a.n23=this.n23;a.n24=this.n24;a.n31=this.n31;a.n32=this.n32;a.n33=this.n33;a.n34=this.n34;return a},toString:function(){return"| "+this.n11+" "+this.n12+" "+this.n13+" "+this.n14+" |\n| "+this.n21+" "+this.n22+" "+this.n23+" "+this.n24+" |\n| "+this.n31+" "+this.n32+" "+this.n33+" "+this.n34+" |"}});Matrix4.translationMatrix=function(b,d,c){var a=new Matrix4();a.n14=b;a.n24=d;a.n34=c;return a};Matrix4.scaleMatrix=function(b,d,c){var a=new Matrix4();a.n11=b;a.n22=d;a.n33=c;return a};Matrix4.rotationXMatrix=function(b){var a=new Matrix4();a.n22=a.n33=Math.cos(b);a.n32=Math.sin(b);a.n23=-a.n32;return a};Matrix4.rotationYMatrix=function(b){var a=new Matrix4();a.n11=a.n33=Math.cos(b);a.n13=Math.sin(b);a.n31=-a.n13;return a};Matrix4.rotationZMatrix=function(b){var a=new Matrix4();a.n11=a.n22=Math.cos(b);a.n21=Math.sin(b);a.n12=-a.n21;return a};Matrix4.rotationMatrix=function(b,d,a){var k,i,h;var g,f,e;k=Math.sin(d);i=Math.sin(b);h=Math.sin(a);g=Math.cos(d);f=Math.cos(b);e=Math.cos(a);var c=new Matrix4();c.n11=g*e-k*i*h;c.n12=-f*h;c.n13=k*e+g*i*h;c.n21=g*h+k*i*e;c.n22=f*e;c.n23=k*h-g*i*e;c.n31=-k*f;c.n32=i;c.n33=g*f;return c};var Vertex=Vector3.extend({u:null,v:null,screen:null,normal:null,visible:null,init:function(a,c,b){this._super(a,c,b);this.screen=new Vector3()},toString:function(){return"Vertex ( "+this.x+", "+this.y+", "+this.z+" )"}});var Face3=Vector3.extend({a:null,b:null,c:null,screen:null,uv:null,normal:null,color:null,init:function(e,d,i,g,h,f){this._super((e.x+d.x+i.x)/3,(e.y+d.y+i.y)/3,(e.z+d.z+i.z)/3);this.a=e;this.b=d;this.c=i;this.screen=new Vector3();this.uv=g?g:[[0,0],[0,0],[0,0]];this.normal=h?h:new Vector3();this.color=f?f:new Color()},toString:function(){return"Face3 ( "+this.a+", "+this.b+", "+this.c+" )"}});var Face4=Vector3.extend({a:null,b:null,c:null,d:null,normal:null,screen:null,color:null,init:function(f,e,l,k,h,i,g){this._super((f.x+e.x+l.x+k.x)/4,(f.y+e.y+l.y+k.y)/4,(f.z+e.z+l.z+k.z)/4);this.a=f;this.b=e;this.c=l;this.d=k;this.screen=new Vector3();this.color=g?g:new Color()},toString:function(){return"Face4 ( "+this.a+", "+this.b+", "+this.c+", "+this.d+" )"}});var Geometry=Class.extend({vertices:null,faces:null,init:function(){this.vertices=new Array();this.faces=new Array()}});var Camera=Vector3.extend({up:null,target:null,zoom:null,focus:null,roll:null,matrix:null,init:function(a,c,b){this._super(a,c,b);this.up=new Vector3(0,1,0);this.target=new Vector3(0,0,0);this.zoom=3;this.focus=500;this.roll=0;this.matrix=new Matrix4()},updateMatrix:function(){this.matrix.lookAt(this,this.target,this.up)},toString:function(){return"Camera ( "+this.x+", "+this.y+", "+this.z+" )"}});var Object3D=Class.extend({position:null,rotation:null,scale:null,matrix:null,screen:null,init:function(){this.position=new Vector3(0,0,0);this.rotation=new Vector3(0,0,0);this.scale=new Vector3(1,1,1);this.matrix=new Matrix4();this.screen=new Vector3(0,0,0)},updateMatrix:function(){this.matrix.identity();this.matrix.multiplySelf(Matrix4.translationMatrix(this.position.x,this.position.y,this.position.z));this.matrix.multiplySelf(Matrix4.rotationMatrix(this.rotation.x,this.rotation.y,this.rotation.z));this.matrix.multiplySelf(Matrix4.scaleMatrix(this.scale.x,this.scale.y,this.scale.z))}});var Mesh=Object3D.extend({geometry:null,material:null,doubleSide:null,init:function(b,a){this._super();this.geometry=b;this.material=a}});var Particle=Object3D.extend({size:1,material:null,init:function(a){this._super();this.material=a}});var ColorMaterial=Class.extend({color:null,init:function(b,a){this.color=new Color((a?(a*255)<<24:4278190080)|b)}});var FaceColorMaterial=Class.extend({});var Scene=Class.extend({objects:null,init:function(){this.objects=new Array()},add:function(a){this.objects.push(a)},remove:function(a){for(var b=0;b<this.objects.length;b++){if(a==this.objects[b]){alert("yay")}}},toString:function(){return"Scene ( "+this.objects+" )"}});var Renderer=Class.extend({matrix:null,viewport:null,renderList:null,face3Pool:null,face4Pool:null,width:null,height:null,widthHalf:null,heightHalf:null,init:function(){this.matrix=new Matrix4();this.face3Pool=new Array();this.face4Pool=new Array()},setSize:function(b,a){this.width=b;this.height=a;this.widthHalf=this.width/2;this.heightHalf=this.height/2},sort:function(d,c){return d.screen.z-c.screen.z},render:function(e,g){var f,h,b;var l=0,a=0;var k=g.focus*g.zoom;this.renderList=new Array();for(var d=0;d<e.objects.length;d++){b=e.objects[d];if(b instanceof Mesh){this.matrix.multiply(g.matrix,b.matrix);for(var c=0;c<b.geometry.vertices.length;c++){f=b.geometry.vertices[c];f.screen.copy(f);this.matrix.transform(f.screen);f.screen.z=k/(g.focus+f.screen.z);f.visible=f.screen.z>0;f.screen.x*=f.screen.z;f.screen.y*=f.screen.z}for(c=0;c<b.geometry.faces.length;c++){h=b.geometry.faces[c];if(h instanceof Face3){if(h.a.visible&&h.b.visible&&h.c.visible&&(b.doubleSided||(h.c.screen.x-h.a.screen.x)*(h.b.screen.y-h.a.screen.y)-(h.c.screen.y-h.a.screen.y)*(h.b.screen.x-h.a.screen.x)>0)){h.screen.z=(h.a.screen.z+h.b.screen.z+h.c.screen.z)*0.3;if(this.face3Pool[l]==null){this.face3Pool[l]=new Face3(new Vertex(),new Vertex(),new Vertex())}this.face3Pool[l].a.screen.copy(h.a.screen);this.face3Pool[l].b.screen.copy(h.b.screen);this.face3Pool[l].c.screen.copy(h.c.screen);this.face3Pool[l].screen.z=h.screen.z;this.face3Pool[l].color=h.color;this.face3Pool[l].material=b.material;this.renderList.push(this.face3Pool[l]);l++}}else{if(h instanceof Face4){if(h.a.visible&&h.b.visible&&h.c.visible&&(b.doubleSided||((h.d.screen.x-h.a.screen.x)*(h.b.screen.y-h.a.screen.y)-(h.d.screen.y-h.a.screen.y)*(h.b.screen.x-h.a.screen.x)>0||(h.b.screen.x-h.c.screen.x)*(h.d.screen.y-h.c.screen.y)-(h.b.screen.y-h.c.screen.y)*(h.d.screen.x-h.c.screen.x)>0))){h.screen.z=(h.a.screen.z+h.b.screen.z+h.c.screen.z+h.d.screen.z)*0.25;if(this.face4Pool[a]==null){this.face4Pool[a]=new Face4(new Vertex(),new Vertex(),new Vertex(),new Vertex())}this.face4Pool[a].a.screen.copy(h.a.screen);this.face4Pool[a].b.screen.copy(h.b.screen);this.face4Pool[a].c.screen.copy(h.c.screen);this.face4Pool[a].d.screen.copy(h.d.screen);this.face4Pool[a].screen.z=h.screen.z;this.face4Pool[a].color=h.color;this.face4Pool[a].material=b.material;this.renderList.push(this.face4Pool[a]);a++}}}}}else{if(b instanceof Particle){b.screen.copy(b.position);g.matrix.transform(b.screen);b.screen.z=k/(g.focus+b.screen.z);if(b.screen.z<0){continue}b.screen.x*=b.screen.z;b.screen.y*=b.screen.z;this.renderList.push(b)}}}this.renderList.sort(this.sort)}});var CanvasRenderer=Renderer.extend({context:null,init:function(){this._super();this.viewport=document.createElement("canvas");this.viewport.style.position="absolute";this.context=this.viewport.getContext("2d")},setSize:function(b,a){this._super(b,a);this.viewport.width=this.width;this.viewport.height=this.height},render:function(d,b){this._super(d,b);var a,c=Math.PI*2;this.context.clearRect(0,0,this.width,this.height);for(j=0;j<this.renderList.length;j++){a=this.renderList[j];if(a.material instanceof ColorMaterial){this.context.fillStyle=a.material.color.styleString}else{if(a.material instanceof FaceColorMaterial){this.context.fillStyle=a.color.styleString}}if(a instanceof Face3){this.context.beginPath();this.context.moveTo(a.a.screen.x+this.widthHalf,a.a.screen.y+this.heightHalf);this.context.lineTo(a.b.screen.x+this.widthHalf,a.b.screen.y+this.heightHalf);this.context.lineTo(a.c.screen.x+this.widthHalf,a.c.screen.y+this.heightHalf);this.context.fill();this.context.closePath()}else{if(a instanceof Face4){this.context.beginPath();this.context.moveTo(a.a.screen.x+this.widthHalf,a.a.screen.y+this.heightHalf);this.context.lineTo(a.b.screen.x+this.widthHalf,a.b.screen.y+this.heightHalf);this.context.lineTo(a.c.screen.x+this.widthHalf,a.c.screen.y+this.heightHalf);this.context.lineTo(a.d.screen.x+this.widthHalf,a.d.screen.y+this.heightHalf);this.context.fill();this.context.closePath()}else{if(a instanceof Particle){this.context.beginPath();this.context.arc(a.screen.x+this.widthHalf,a.screen.y+this.heightHalf,a.size*a.screen.z,0,c,true);this.context.fill();this.context.closePath()}}}}}});var SVGRenderer=Renderer.extend({defs:null,svgImagePool:null,svgPatternPool:null,svgPathPool:null,init:function(){this._super();this.viewport=document.createElementNS("http://www.w3.org/2000/svg","svg");this.viewport.style.position="absolute";this.svgPathPool=new Array();this.svgImagePool=new Array();this.defs=document.createElementNS("http://www.w3.org/2000/svg","defs");var a=document.createElementNS("http://www.w3.org/2000/svg","pattern");a.setAttribute("id","texture");a.setAttribute("patternUnits","userSpaceOnUse");a.setAttribute("width",552);a.setAttribute("height",552);var b=document.createElementNS("http://www.w3.org/2000/svg","image");b.setAttribute("width",552);b.setAttribute("height",552);b.setAttributeNS("http://www.w3.org/1999/xlink","href","assets/uvmap.jpg");a.appendChild(b);this.svgImagePool.push(a)},setSize:function(b,a){this.viewport.setAttribute("viewBox",(-b/2)+" "+(-a/2)+" "+b+" "+a);this.viewport.setAttribute("width",b);this.viewport.setAttribute("height",a)},render:function(b,a){this._super(b,a);while(this.viewport.childNodes.length>0){this.viewport.removeChild(this.viewport.childNodes[0])}this.viewport.appendChild(this.defs);this.defs.appendChild(this.svgImagePool[0]);for(j=0;j<this.renderList.length;j++){element=this.renderList[j];if(this.svgPathPool[j]==null){this.svgPathPool[j]=document.createElementNS("http://www.w3.org/2000/svg","path");this.svgPathPool[j].setAttribute("shape-rendering","crispEdges")}this.svgPathPool[j].setAttribute("style","fill: rgb("+element.color[0]+", "+element.color[1]+", "+element.color[2]+")");if(element instanceof Face3){this.svgPathPool[j].setAttribute("d","M "+element.a.screen.x+" "+element.a.screen.y+" L "+element.b.screen.x+" "+element.b.screen.y+" L "+element.c.screen.x+","+element.c.screen.y+"z")}else{if(element instanceof Face4){this.svgPathPool[j].setAttribute("d","M "+element.a.screen.x+" "+element.a.screen.y+" L "+element.b.screen.x+" "+element.b.screen.y+" L "+element.c.screen.x+","+element.c.screen.y+" L "+element.d.screen.x+","+element.d.screen.y+"z")}}this.viewport.appendChild(this.svgPathPool[j])}}});
\ No newline at end of file
examples/particles/floor.html
浏览文件 @ 271ad498
......@@ -18,6 +18,7 @@
</style>
</head>
<body>
<script type="text/javascript" src="http://github.com/mrdoob/three.js/raw/master/build/three.js"></script>
<script type="text/javascript" src="http://github.com/mrdoob/stats.js/raw/master/build/stats.js"></script>
......@@ -30,8 +31,8 @@
var AMOUNTX = 50;
var AMOUNTY = 50;
var stats;
var container;
var stats;
var particle;
......@@ -55,7 +56,7 @@
function init()
{
container = document.createElement('div');
document.body.appendChild(container);
document.body.appendChild(container);
camera = new Camera(0, 0, 1000);
camera.focus = 200;
......
src/core/Color.js 0 → 100644
浏览文件 @ 271ad498
var Color = Class.extend
({
r: null, g: null, b: null, a: null,
hex: null,
styleString: null,
init: function( hex )
{
this.setHex( hex ? hex : 0xff000000 );
},
setHex: function( hex )
{
this.hex = hex;
this.updateRGBA();
this.updateStyleString();
},
setRGBA: function( r, g, b, a )
{
this.r = r;
this.g = g;
this.b = b;
this.a = a;
this.updateHex();
this.updateStyleString();
},
updateHex: function()
{
this.hex = this.a << 24 | this.r << 16 | this.g << 8 | this.b;
},
updateRGBA: function()
{
this.r = this.hex >> 16 & 0xff;
this.g = this.hex >> 8 & 0xff;
this.b = this.hex & 0xff;
this.a = this.hex >> 24 & 0xff;
},
updateStyleString: function()
{
this.styleString = 'rgba(' + this.r + ',' + this.g + ',' + this.b + ',' + (this.a / 255) + ')';
},
toString: function()
{
return 'Color ( r: ' + this.r + ', g: ' + this.g + ', b: ' + this.b + ', a: ' + this.a + ', hex: ' + this.hex + ', style: ' + this.styleString + ' )';
}
});
src/core/Face3.js
浏览文件 @ 271ad498
......@@ -5,7 +5,6 @@ var Face3 = Vector3.extend
uv: null,
normal: null,
color: null,
colorString: null,
init: function(a, b, c, uv, normal, color)
{
......@@ -20,12 +19,11 @@ var Face3 = Vector3.extend
this.uv = uv ? uv : [ [0, 0], [0, 0], [0, 0] ];
this.normal = normal ? normal : new Vector3();
this.color = color ? color : [0, 0, 0];
this.colorString = 'rgb(' + this.color[0] + ', ' + this.color[1] + ', ' + this.color[2] + ')';
this.color = color ? color : new Color();
},
toString: function()
{
return 'Face ( ' + this.a + ', ' + this.b + ', ' + this.c + ' )';
return 'Face3 ( ' + this.a + ', ' + this.b + ', ' + this.c + ' )';
}
});
src/core/Face4.js
浏览文件 @ 271ad498
......@@ -4,7 +4,6 @@ var Face4 = Vector3.extend
normal: null,
screen: null,
color: null,
colorString: null,
init: function(a, b, c, d, uv, normal, color)
{
......@@ -17,12 +16,11 @@ var Face4 = Vector3.extend
this.screen = new Vector3();
this.color = color ? color : [0, 0, 0];
this.colorString = 'rgb(' + this.color[0] + ', ' + this.color[1] + ', ' + this.color[2] + ')';
this.color = color ? color : new Color();
},
toString: function()
{
return 'Face ( ' + this.a + ', ' + this.b + ', ' + this.c + ' )';
return 'Face4 ( ' + this.a + ', ' + this.b + ', ' + this.c + ', ' + this.d + ' )';
}
});
src/materials/ColorMaterial.js
浏览文件 @ 271ad498
var ColorMaterial = Class.extend
({
color: null,
opacity: null,
colorString: null,
color: null,
// Uses hex instead of rgb is for keeping the syntax similar to .as version
init: function( color, opacity )
{
this.setColor( color ? color : 0xff0000 );
this.setOpacity( opacity ? opacity : 1 );
},
setColor: function( color )
init: function( hex, opacity )
{
this.color = color;
this.updateColorString();
},
setOpacity: function( opacity )
{
this.opacity = opacity;
this.updateColorString();
},
updateColorString: function()
{
this.colorString = 'rgba(' + (this.color >> 16 & 0xff) + ',' + (this.color >> 8 & 0xff) + ',' + (this.color & 0xff) + ',' + this.opacity + ')';
this.color = new Color( (opacity ? (opacity * 0xff) << 24 : 0xff000000) | hex );
}
});
src/materials/FaceColorMaterial.js 0 → 100755
浏览文件 @ 271ad498
var FaceColorMaterial = Class.extend
({
});
src/renderers/CanvasRenderer.js
浏览文件 @ 271ad498
......@@ -34,7 +34,11 @@ var CanvasRenderer = Renderer.extend
if (element.material instanceof ColorMaterial)
{
this.context.fillStyle = element.material.colorString;
this.context.fillStyle = element.material.color.styleString;
}
else if (element.material instanceof FaceColorMaterial)
{
this.context.fillStyle = element.color.styleString;
}
if (element instanceof Face3)
......
src/renderers/Renderer.js
浏览文件 @ 271ad498
......@@ -84,7 +84,7 @@ var Renderer = Class.extend
(face.c.screen.x - face.a.screen.x) * (face.b.screen.y - face.a.screen.y) -
(face.c.screen.y - face.a.screen.y) * (face.b.screen.x - face.a.screen.x) > 0) )
{
face.screen.z = Math.max(face.a.screen.z, Math.max(face.b.screen.z, face.c.screen.z));
face.screen.z = (face.a.screen.z + face.b.screen.z + face.c.screen.z) * 0.3;
if (this.face3Pool[face3count] == null)
this.face3Pool[face3count] = new Face3(new Vertex(), new Vertex(), new Vertex());
......@@ -93,7 +93,8 @@ var Renderer = Class.extend
this.face3Pool[face3count].b.screen.copy(face.b.screen);
this.face3Pool[face3count].c.screen.copy(face.c.screen);
this.face3Pool[face3count].screen.z = face.screen.z;
this.face3Pool[face3count].material = face.material;
this.face3Pool[face3count].color = face.color;
this.face3Pool[face3count].material = object.material;
this.renderList.push( this.face3Pool[face3count] );
......@@ -108,7 +109,7 @@ var Renderer = Class.extend
(face.b.screen.x - face.c.screen.x) * (face.d.screen.y - face.c.screen.y) -
(face.b.screen.y - face.c.screen.y) * (face.d.screen.x - face.c.screen.x) > 0)) )
{
face.screen.z = Math.max(face.a.screen.z, Math.max(face.b.screen.z, face.c.screen.z));
face.screen.z = (face.a.screen.z + face.b.screen.z + face.c.screen.z + face.d.screen.z) * 0.25;
if (this.face4Pool[face4count] == null)
this.face4Pool[face4count] = new Face4(new Vertex(), new Vertex(), new Vertex(), new Vertex());
......@@ -118,7 +119,8 @@ var Renderer = Class.extend
this.face4Pool[face4count].c.screen.copy(face.c.screen);
this.face4Pool[face4count].d.screen.copy(face.d.screen);
this.face4Pool[face4count].screen.z = face.screen.z;
this.face4Pool[face4count].material = face.material;
this.face4Pool[face4count].color = face.color;
this.face4Pool[face4count].material = object.material;
this.renderList.push( this.face4Pool[face4count] );
......
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