root / trunk / web / dojo / dojox / gfx3d / scheduler.js @ 12
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/*
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Copyright (c) 2004-2010, The Dojo Foundation All Rights Reserved.
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Available via Academic Free License >= 2.1 OR the modified BSD license.
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see: http://dojotoolkit.org/license for details
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*/
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if(!dojo._hasResource["dojox.gfx3d.scheduler"]){ |
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dojo._hasResource["dojox.gfx3d.scheduler"]=true; |
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dojo.provide("dojox.gfx3d.scheduler");
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dojo.provide("dojox.gfx3d.drawer");
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dojo.require("dojox.gfx3d.vector");
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dojo.mixin(dojox.gfx3d.scheduler,{zOrder:function(_1,_2){
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_2=_2?_2:dojox.gfx3d.scheduler.order; |
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_1.sort(function(a,b){
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return _2(b)-_2(a);
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}); |
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return _1;
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},bsp:function(_3,_4){ |
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_4=_4?_4:dojox.gfx3d.scheduler.outline; |
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var p=new dojox.gfx3d.scheduler.BinarySearchTree(_3[0],_4); |
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dojo.forEach(_3.slice(1),function(_5){ |
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p.add(_5,_4); |
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}); |
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return p.iterate(_4);
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},order:function(it){ |
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return it.getZOrder();
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},outline:function(it){ |
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return it.getOutline();
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}}); |
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dojo.declare("dojox.gfx3d.scheduler.BinarySearchTree",null,{constructor:function(_6,_7){ |
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this.plus=null; |
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this.minus=null; |
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this.object=_6;
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var o=_7(_6);
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this.orient=o[0]; |
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this.normal=dojox.gfx3d.vector.normalize(o);
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},add:function(_8,_9){ |
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var _a=0.5,o=_9(_8),v=dojox.gfx3d.vector,n=this.normal,a=this.orient,_b=dojox.gfx3d.scheduler.BinarySearchTree; |
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if(dojo.every(o,function(_c){ |
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return Math.floor(_a+v.dotProduct(n,v.substract(_c,a)))<=0; |
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})){
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if(this.minus){ |
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this.minus.add(_8,_9);
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}else{
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this.minus=new _b(_8,_9); |
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} |
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}else{
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if(dojo.every(o,function(_d){ |
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return Math.floor(_a+v.dotProduct(n,v.substract(_d,a)))>=0; |
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})){
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if(this.plus){ |
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this.plus.add(_8,_9);
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}else{
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this.plus=new _b(_8,_9); |
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} |
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}else{
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throw "The case: polygon cross siblings' plate is not implemneted yet"; |
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} |
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} |
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},iterate:function(_e){ |
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var _f=0.5; |
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var v=dojox.gfx3d.vector;
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var _10=[];
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var _11=null; |
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var _12={x:0,y:0,z:-10000}; |
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if(Math.floor(_f+v.dotProduct(this.normal,v.substract(_12,this.orient)))<=0){ |
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_11=[this.plus,this.minus]; |
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}else{
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_11=[this.minus,this.plus]; |
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} |
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if(_11[0]){ |
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_10=_10.concat(_11[0].iterate());
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} |
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_10.push(this.object);
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if(_11[1]){ |
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_10=_10.concat(_11[1].iterate());
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} |
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return _10;
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}}); |
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dojo.mixin(dojox.gfx3d.drawer,{conservative:function(_13,_14,_15){
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dojo.forEach(this.objects,function(_16){ |
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_16.destroy(); |
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}); |
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dojo.forEach(_14,function(_17){
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_17.draw(_15.lighting); |
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}); |
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},chart:function(_18,_19,_1a){ |
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dojo.forEach(this.todos,function(_1b){ |
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_1b.draw(_1a.lighting); |
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}); |
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}}); |
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} |