root / trunk / web / dojo / dojox / gfx3d / scheduler.js @ 10
History | View | Annotate | Download (2.27 KB)
| 1 |
/*
|
|---|---|
| 2 |
Copyright (c) 2004-2010, The Dojo Foundation All Rights Reserved.
|
| 3 |
Available via Academic Free License >= 2.1 OR the modified BSD license.
|
| 4 |
see: http://dojotoolkit.org/license for details
|
| 5 |
*/
|
| 6 |
|
| 7 |
|
| 8 |
if(!dojo._hasResource["dojox.gfx3d.scheduler"]){ |
| 9 |
dojo._hasResource["dojox.gfx3d.scheduler"]=true; |
| 10 |
dojo.provide("dojox.gfx3d.scheduler");
|
| 11 |
dojo.provide("dojox.gfx3d.drawer");
|
| 12 |
dojo.require("dojox.gfx3d.vector");
|
| 13 |
dojo.mixin(dojox.gfx3d.scheduler,{zOrder:function(_1,_2){
|
| 14 |
_2=_2?_2:dojox.gfx3d.scheduler.order; |
| 15 |
_1.sort(function(a,b){
|
| 16 |
return _2(b)-_2(a);
|
| 17 |
}); |
| 18 |
return _1;
|
| 19 |
},bsp:function(_3,_4){ |
| 20 |
_4=_4?_4:dojox.gfx3d.scheduler.outline; |
| 21 |
var p=new dojox.gfx3d.scheduler.BinarySearchTree(_3[0],_4); |
| 22 |
dojo.forEach(_3.slice(1),function(_5){ |
| 23 |
p.add(_5,_4); |
| 24 |
}); |
| 25 |
return p.iterate(_4);
|
| 26 |
},order:function(it){ |
| 27 |
return it.getZOrder();
|
| 28 |
},outline:function(it){ |
| 29 |
return it.getOutline();
|
| 30 |
}}); |
| 31 |
dojo.declare("dojox.gfx3d.scheduler.BinarySearchTree",null,{constructor:function(_6,_7){ |
| 32 |
this.plus=null; |
| 33 |
this.minus=null; |
| 34 |
this.object=_6;
|
| 35 |
var o=_7(_6);
|
| 36 |
this.orient=o[0]; |
| 37 |
this.normal=dojox.gfx3d.vector.normalize(o);
|
| 38 |
},add:function(_8,_9){ |
| 39 |
var _a=0.5,o=_9(_8),v=dojox.gfx3d.vector,n=this.normal,a=this.orient,_b=dojox.gfx3d.scheduler.BinarySearchTree; |
| 40 |
if(dojo.every(o,function(_c){ |
| 41 |
return Math.floor(_a+v.dotProduct(n,v.substract(_c,a)))<=0; |
| 42 |
})){
|
| 43 |
if(this.minus){ |
| 44 |
this.minus.add(_8,_9);
|
| 45 |
}else{
|
| 46 |
this.minus=new _b(_8,_9); |
| 47 |
} |
| 48 |
}else{
|
| 49 |
if(dojo.every(o,function(_d){ |
| 50 |
return Math.floor(_a+v.dotProduct(n,v.substract(_d,a)))>=0; |
| 51 |
})){
|
| 52 |
if(this.plus){ |
| 53 |
this.plus.add(_8,_9);
|
| 54 |
}else{
|
| 55 |
this.plus=new _b(_8,_9); |
| 56 |
} |
| 57 |
}else{
|
| 58 |
throw "The case: polygon cross siblings' plate is not implemneted yet"; |
| 59 |
} |
| 60 |
} |
| 61 |
},iterate:function(_e){ |
| 62 |
var _f=0.5; |
| 63 |
var v=dojox.gfx3d.vector;
|
| 64 |
var _10=[];
|
| 65 |
var _11=null; |
| 66 |
var _12={x:0,y:0,z:-10000}; |
| 67 |
if(Math.floor(_f+v.dotProduct(this.normal,v.substract(_12,this.orient)))<=0){ |
| 68 |
_11=[this.plus,this.minus]; |
| 69 |
}else{
|
| 70 |
_11=[this.minus,this.plus]; |
| 71 |
} |
| 72 |
if(_11[0]){ |
| 73 |
_10=_10.concat(_11[0].iterate());
|
| 74 |
} |
| 75 |
_10.push(this.object);
|
| 76 |
if(_11[1]){ |
| 77 |
_10=_10.concat(_11[1].iterate());
|
| 78 |
} |
| 79 |
return _10;
|
| 80 |
}}); |
| 81 |
dojo.mixin(dojox.gfx3d.drawer,{conservative:function(_13,_14,_15){
|
| 82 |
dojo.forEach(this.objects,function(_16){ |
| 83 |
_16.destroy(); |
| 84 |
}); |
| 85 |
dojo.forEach(_14,function(_17){
|
| 86 |
_17.draw(_15.lighting); |
| 87 |
}); |
| 88 |
},chart:function(_18,_19,_1a){ |
| 89 |
dojo.forEach(this.todos,function(_1b){ |
| 90 |
_1b.draw(_1a.lighting); |
| 91 |
}); |
| 92 |
}}); |
| 93 |
} |