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Diffstat (limited to 'demos/webgl/glge.js')
| -rw-r--r-- | demos/webgl/glge.js | 7883 |
1 files changed, 0 insertions, 7883 deletions
diff --git a/demos/webgl/glge.js b/demos/webgl/glge.js deleted file mode 100644 index b51f3dcd..00000000 --- a/demos/webgl/glge.js +++ /dev/null @@ -1,7883 +0,0 @@ -/* -GLGE WebGL Graphics Engine -Copyright (c) 2010, Paul Brunt -All rights reserved. - -Redistribution and use in source and binary forms, with or without -modification, are permitted provided that the following conditions are met: - * Redistributions of source code must retain the above copyright - notice, this list of conditions and the following disclaimer. - * Redistributions in binary form must reproduce the above copyright - notice, this list of conditions and the following disclaimer in the - documentation and/or other materials provided with the distribution. - * Neither the name of GLGE nor the - names of its contributors may be used to endorse or promote products - derived from this software without specific prior written permission. - -THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND -ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED -WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE -DISCLAIMED. IN NO EVENT SHALL PAUL BRUNT BE LIABLE FOR ANY -DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES -(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; -LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND -ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS -SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -*/ - -/** - * @fileOverview - * @name glge.js - * @author me@paulbrunt.co.uk - */ - - - - if(!window["GLGE"]){ - /** - * @namespace Holds the functionality of the library - */ - window["GLGE"]={}; -} - -(function(GLGE){ - - -/** -* Function to augment one object with another -* @param {object} obj1 Source Object -* @param {object} obj2 Destination Object -*/ -GLGE.augment=function(obj1,obj2){ - for(proto in obj1.prototype){ - obj2.prototype[proto]=obj1.prototype[proto]; - } -} - - -/** -* Moves all GLGE function to global -**/ -GLGE.makeGlobal=function(){ - for(var key in GLGE){ - window[key]=GLGE[key]; - } -} - -GLGE.New=function(createclass){ - if(GLGE[createclass].prototype.className!=""){ - return new GLGE[createclass](); - }else{ - return false; - } -} - -/** -* @constant -* @description Enumeration for TRUE -*/ -GLGE.TRUE=1; -/** -* @constant -* @description Enumeration for FALSE -*/ -GLGE.FALSE=0; - - -/** -* @constant -* @description Enumeration for tri rendering -*/ -GLGE.DRAW_TRIS=1; -/** -* @constant -* @description Enumeration for line rendering -*/ -GLGE.DRAW_LINES=2; - -/** -* @constant -* @description Enumeration for line loop rendering -*/ -GLGE.DRAW_LINELOOPS=3; -/** -* @constant -* @description Enumeration for line loop rendering -*/ -GLGE.DRAW_LINESTRIPS=4; -/** -* @constant -* @description Enumeration for point rendering -*/ -GLGE.DRAW_POINTS=5; - - -/** -* @constant -* @description Enumeration for rendering using default shader -*/ -GLGE.RENDER_DEFAULT=0; - -/** -* @constant -* @description Enumeration for rendering using shadow shader -*/ -GLGE.RENDER_SHADOW=1; - -/** -* @constant -* @description Enumeration for rendering using pick shader -*/ -GLGE.RENDER_PICK=2; - -/** -* @constant -* @description Enumeration for rendering using normal shader -*/ -GLGE.RENDER_NORMAL=3; - -/** -* @constant -* @description Enumeration for no rendering -*/ -GLGE.RENDER_NULL=4; - -/** -* @constant -* @description Enumeration for box bound text picking -*/ -GLGE.TEXT_BOXPICK=1; -/** -* @constant -* @description Enumeration for text bound text picking -*/ -GLGE.TEXT_TEXTPICK=1; - -/** -* @constant -* @description Enumeration for euler rotaions mode -*/ -GLGE.P_EULER=1; - -/** -* @constant -* @description Enumeration for quaternions mode -*/ -GLGE.P_QUAT=2; - -/** -* @constant -* @description Enumeration for matrix rotation mode -*/ -GLGE.P_MATRIX=3; - -/** -* @constant -* @description Enumeration for no value -*/ -GLGE.NONE=0; - -/** -* @constant -* @description Enumeration for X-Axis -*/ -GLGE.XAXIS=1; -/** -* @constant -* @description Enumeration for Y-Axis -*/ -GLGE.YAXIS=2; -/** -* @constant -* @description Enumeration for Z-Axis -*/ -GLGE.ZAXIS=3; - -/** -* @constant -* @description Enumeration for +X-Axis -*/ -GLGE.POS_XAXIS=1; -/** -* @constant -* @description Enumeration for -X-Axis -*/ -GLGE.NEG_XAXIS=2; -/** -* @constant -* @description Enumeration for +Y-Axis -*/ -GLGE.POS_YAXIS=3; -/** -* @constant -* @description Enumeration for -Y-Axis -*/ -GLGE.NEG_YAXIS=4; -/** -* @constant -* @description Enumeration for +Z-Axis -*/ -GLGE.POS_ZAXIS=5; -/** -* @constant -* @description Enumeration for -Z-Axis -*/ -GLGE.NEG_ZAXIS=6; - -/** -* @constant -* @description Linear blending function -*/ -GLGE.LINEAR_BLEND=function(value){ - return value; -} -/** -* @constant -* @description Quadratic blending function -*/ -GLGE.QUAD_BLEND=function(value){ - return value*value; -} -/** -* @constant -* @description Special blending function -*/ -GLGE.SPECIAL_BLEND=function(value){ - value=value*(2-value); - return value*value; -} - - -GLGE.error=function(error){ - alert(error); -} - -/** -* @namespace Holds the global asset store -*/ -GLGE.Assets={}; -GLGE.Assets.assets={}; - -GLGE.Assets.createUUID=function(){ - var data=["0","1","2","3","4","5","6","7","8","9","A","B","C","D","E","F"]; - var data2=["8","9","A","B"]; - uuid=""; - for(var i=0;i<38;i++){ - switch(i){ - case 8:uuid=uuid+"-";break; - case 13:uuid=uuid+"-";break; - case 18:uuid=uuid+"-";break; - case 14:uuid=uuid+"4";break; - case 19:uuid=uuid+data2[Math.round(Math.random()*3)];break; - default:uuid=uuid+data[Math.round(Math.random()*15)];break; - } - } - return uuid; -} -/** -* @function registers a new asset -*/ -GLGE.Assets.registerAsset=function(obj,uid){ - if(!uid){ - uid=GLGE.Assets.createUUID(); - }; - obj.uid=uid; - GLGE.Assets.assets[uid]=obj; -} -/** -* @function removes an asset -*/ -GLGE.Assets.unregisterAsset=function(uid){ - delete GLGE.Assets.assets[uid]; -} -/** -* @function finds an asset by uid -*/ -GLGE.Assets.get=function(uid){ - var value=GLGE.Assets.assets[uid]; - if(value){ - return value; - }else{ - return false; - } -} - -/** -* @function hashing function -* @private -*/ -GLGE.fastHash=function(str){ - var s1=0;var s2=0;var s3=0;var s4=0;var s5=0;var s6=0; - var c1=0;var c2=0;var c3=0;var c4=0;var c5=0;var c6=0; - var i=0; - var length=str.length; - str+="000000"; - while(i<length){ - c1=str.charCodeAt(i++);c2=str.charCodeAt(i++);c3=str.charCodeAt(i++); - c4=str.charCodeAt(i++);c5=str.charCodeAt(i++);c6=str.charCodeAt(i++); - s1=(s5+c1+c2)%255;s2=(s6+c2+c3)%255;s3=(s1+c3+c4)%255; - s4=(s2+c4+c5)%255;s5=(s3+c5+c6)%255;s6=(s4+c6+c1)%255; - } - var r=[String.fromCharCode(s1),String.fromCharCode(s2),String.fromCharCode(s3), - String.fromCharCode(s4),String.fromCharCode(s5),String.fromCharCode(s6)]; - return r.join(''); -} -/** -* @function check if shader is already created if not then create it -* @private -*/ -GLGE.getGLShader=function(gl,type,str){ - var hash=GLGE.fastHash(str); - if(!gl.shaderCache) gl.shaderCache={}; - if(!gl.shaderCache[hash]){ - var shader=gl.createShader(type); - gl.shaderSource(shader, str); - gl.compileShader(shader); - if (!gl.getShaderParameter(shader, gl.COMPILE_STATUS)) { - alert(gl.getShaderInfoLog(shader)); - return; - } - gl.shaderCache[hash]=shader; - } - return gl.shaderCache[hash]; -} - -/** -* @function tries to re use programs -* @private -*/ -GLGE.getGLProgram=function(gl,vShader,fShader){ - if(!gl.programCache) gl.programCache=[]; - var programCache=gl.programCache; - for(var i=0; i<programCache.length;i++){ - if(programCache[i].fShader==fShader && programCache[i].vShader==vShader){ - return programCache[i].program; - } - } - var program=gl.createProgram(); - gl.attachShader(program, vShader); - gl.attachShader(program, fShader); - gl.linkProgram(program); - programCache.push({vShader:vShader,fShader:fShader,program:program}); - if(!program.uniformDetails){ - program.uniformDetails={}; - var uniforms = gl.getProgramParameter(program, gl.ACTIVE_UNIFORMS); - for (var i=0;i<uniforms;++i) { - var info=gl.getActiveUniform(program, i); - program.uniformDetails[info.name]={loc:GLGE.getUniformLocation(gl,program,info.name),info:info}; - } - } - return program; -} - - -/** -* function to cache the uniform locations -* @param {glcontext} the gl context of the program -* @param {program} the shader program -* @param {string} the uniform name -* @private -*/ -GLGE.getUniformLocation=function(gl,program, uniform){ - /*if(program.uniformDetails[uniform]){ - return program.uniformDetails[uniform].loc; - }else{ - return gl.getUniformLocation(program, uniform); - }*/ - if(!program.uniformCache) program.uniformCache={}; - if(!program.uniformChecked) program.uniformChecked={}; - if(!program.uniformChecked[uniform]){ - program.uniformCache[uniform]=gl.getUniformLocation(program, uniform); - program.uniformChecked[uniform]=true; - } - return program.uniformCache[uniform]; -}; -/** -* function to cache the attribute locations -* @param {glcontext} the gl context of the program -* @param {program} the shader program -* @param {string} the attribe name -* @private -*/ -GLGE.getAttribLocation=function(gl,program, attrib){ - if(!program.attribCache) program.attribCache={}; - if(!program.attribCache[attrib]){ - program.attribCache[attrib]=gl.getAttribLocation(program, attrib); - } - return program.attribCache[attrib]; -} - -/** -* @class class to implelemnt quick notation -*/ -GLGE.QuickNotation=function(){ -} -/** -* Call to set properties and add children to an object -* @example myObject._({LocX:10,LocY:20},child1,child2,.....); -*/ -GLGE.QuickNotation.prototype._=function(){ - var argument; - for(var i=0; i<arguments.length;i++){ - argument=arguments[i]; - if(typeof argument=="object"){ - if(argument.className && this["add"+argument.className]){ - this["add"+argument.className](argument); - }else{ - for(var key in argument){ - if(this["set"+key]){ - this["set"+key](argument[key]); - } - } - } - } - } - return this; -} - -/** -* @namespace GLGE Messaging System -*/ -GLGE.Message={}; -/** -* @function parses messages and updates the scene graph -*/ -GLGE.Message.parseMessage=function(msg){ - switch(msg.command){ - case "create": - var obj=new GLGE[msg.type](msg.uid); - this.setAttributes(obj,msg.attributes); - if(msg.children) GLGE.Message.addChildren(obj,msg.children); - return obj; - break; - case "update": - var obj=GLGE.Assets.get(msg.uid); - this.setAttributes(obj,msg.attributes); - if(msg.add) GLGE.Message.addChildren(obj,msg.add); - if(msg.remove) GLGE.Message.removeChildren(obj,msg.remove); - return obj; - break; - } - return null; -} -/** -* @function parses the attributes from a message -* @private -*/ -GLGE.Message.setAttributes=function(obj,attribs){ - if(attribs){ - for(var attrib in attribs){ - if(obj["set"+attrib]){ - //check to see if the attribute has to be parsed as a message - if(attribs[attrib].command){ - attribs[attrib]=GLGE.Message.parseMessage(attribs[attrib]); - } - obj["set"+attrib](attribs[attrib]); - } - } - } - return this; -} -/** -* @function parses the children to add -* @private -*/ -GLGE.Message.addChildren=function(obj,children){ - if(!(children instanceof Array)) children=[children]; - for(var i=0;i<children.length;i++){ - if(children[i].command){ - var asset=GLGE.Message.parseMessage(children[i]); - }else{ - var asset=GLGE.Assets.get(children[i]); - } - obj["add"+asset.className](asset); - } -} -/** -* @function parses the children to remove -* @private -*/ -GLGE.Message.removeChildren=function(obj,children){ - if(!(children instanceof Array)) children=[children]; - for(var i=0;i<children.length;i++){ - var asset=GLGE.Assets.get(children[i]); - obj["add"+asset.className](asset); - } -} - -GLGE.Message.toLoad=[]; -GLGE.Message.messageLoader=function(url,callback,priority){ - GLGE.Message.toLoad.push([url,callback,priority]); - if(GLGE.Message.toLoad.length==1) GLGE.Message.loadMessages(); -} -GLGE.Message.loadMessages=function(){ - //TODO: use priority - var nextDoc=GLGE.Message.toLoad.pop(); - var req=new XMLHttpRequest(); - req.onreadystatechange = function() { - if(this.readyState == 4){ - if(this.status == 200 || this.status==0){ - nextDoc[1](this.responseText); - }else{ - GLGE.error("Error loading Document: "+nextDoc[0]+" status "+this.status); - } - } - } - req.open("GET", nextDoc[0], true); - req.send(""); - if(GLGE.Message.toLoad.length>0) GLGE.Message.loadMessages(); -} - - - -/** -* function to parse a colour input into RGB eg #ff00ff, red, rgb(100,100,100) -* @param {string} color the color to parse -*/ -GLGE.colorParse=function(color){ - var red,green,blue,alpha; - //defines the color names - var color_names = { - aliceblue: 'f0f8ff', antiquewhite: 'faebd7', aqua: '00ffff', - aquamarine: '7fffd4', azure: 'f0ffff', beige: 'f5f5dc', - bisque: 'ffe4c4', black: '000000', blanchedalmond: 'ffebcd', - blue: '0000ff', blueviolet: '8a2be2', brown: 'a52a2a', - burlywood: 'deb887', cadetblue: '5f9ea0', chartreuse: '7fff00', - chocolate: 'd2691e', coral: 'ff7f50', cornflowerblue: '6495ed', - cornsilk: 'fff8dc', crimson: 'dc143c', cyan: '00ffff', - darkblue: '00008b', darkcyan: '008b8b', darkgoldenrod: 'b8860b', - darkgray: 'a9a9a9', darkgreen: '006400', darkkhaki: 'bdb76b', - darkmagenta: '8b008b', darkolivegreen: '556b2f', darkorange: 'ff8c00', - darkorchid: '9932cc', darkred: '8b0000', darksalmon: 'e9967a', - darkseagreen: '8fbc8f', darkslateblue: '483d8b', darkslategray: '2f4f4f', - darkturquoise: '00ced1', darkviolet: '9400d3', deeppink: 'ff1493', - deepskyblue: '00bfff', dimgray: '696969', dodgerblue: '1e90ff', - feldspar: 'd19275', firebrick: 'b22222', floralwhite: 'fffaf0', - forestgreen: '228b22', fuchsia: 'ff00ff', gainsboro: 'dcdcdc', - ghostwhite: 'f8f8ff', gold: 'ffd700', goldenrod: 'daa520', - gray: '808080', green: '008000', greenyellow: 'adff2f', - honeydew: 'f0fff0', hotpink: 'ff69b4', indianred : 'cd5c5c', - indigo : '4b0082', ivory: 'fffff0', khaki: 'f0e68c', - lavender: 'e6e6fa', lavenderblush: 'fff0f5', lawngreen: '7cfc00', - lemonchiffon: 'fffacd', lightblue: 'add8e6', lightcoral: 'f08080', - lightcyan: 'e0ffff', lightgoldenrodyellow: 'fafad2', lightgrey: 'd3d3d3', - lightgreen: '90ee90', lightpink: 'ffb6c1', lightsalmon: 'ffa07a', - lightseagreen: '20b2aa', lightskyblue: '87cefa', lightslateblue: '8470ff', - lightslategray: '778899', lightsteelblue: 'b0c4de', lightyellow: 'ffffe0', - lime: '00ff00', limegreen: '32cd32', linen: 'faf0e6', - magenta: 'ff00ff', maroon: '800000', mediumaquamarine: '66cdaa', - mediumblue: '0000cd', mediumorchid: 'ba55d3', mediumpurple: '9370d8', - mediumseagreen: '3cb371', mediumslateblue: '7b68ee', mediumspringgreen: '00fa9a', - mediumturquoise: '48d1cc', mediumvioletred: 'c71585', midnightblue: '191970', - mintcream: 'f5fffa', mistyrose: 'ffe4e1', moccasin: 'ffe4b5', - navajowhite: 'ffdead', navy: '000080', oldlace: 'fdf5e6', - olive: '808000', olivedrab: '6b8e23', orange: 'ffa500', - orangered: 'ff4500', orchid: 'da70d6', palegoldenrod: 'eee8aa', - palegreen: '98fb98', paleturquoise: 'afeeee', palevioletred: 'd87093', - papayawhip: 'ffefd5', peachpuff: 'ffdab9', peru: 'cd853f', - pink: 'ffc0cb', plum: 'dda0dd', powderblue: 'b0e0e6', - purple: '800080', red: 'ff0000', rosybrown: 'bc8f8f', - royalblue: '4169e1', saddlebrown: '8b4513', salmon: 'fa8072', - sandybrown: 'f4a460', seagreen: '2e8b57', seashell: 'fff5ee', - sienna: 'a0522d', silver: 'c0c0c0', skyblue: '87ceeb', - slateblue: '6a5acd', slategray: '708090', snow: 'fffafa', - springgreen: '00ff7f', steelblue: '4682b4', tan: 'd2b48c', - teal: '008080', thistle: 'd8bfd8', tomato: 'ff6347', - turquoise: '40e0d0', violet: 'ee82ee', violetred: 'd02090', - wheat: 'f5deb3', white: 'ffffff', whitesmoke: 'f5f5f5', - yellow: 'ffff00', yellowgreen: '9acd32' - }; - if(color_names[color]) color="#"+color_names[color]; - if(color.substr && color.substr(0,1)=="#"){ - color=color.substr(1); - if(color.length==8){ - red=parseInt("0x"+color.substr(0,2))/255; - green=parseInt("0x"+color.substr(2,2))/255; - blue=parseInt("0x"+color.substr(4,2))/255; - alpha=parseInt("0x"+color.substr(6,2))/255; - }else if(color.length==4){ - red=parseInt("0x"+color.substr(0,1))/15; - green=parseInt("0x"+color.substr(1,1))/15; - blue=parseInt("0x"+color.substr(2,1))/15; - alpha=parseInt("0x"+color.substr(3,1))/15; - }else if(color.length==6){ - red=parseInt("0x"+color.substr(0,2))/255; - green=parseInt("0x"+color.substr(2,2))/255; - blue=parseInt("0x"+color.substr(4,2))/255; - alpha=1; - }else if(color.length==3){ - red=parseInt("0x"+color.substr(0,1))/15; - green=parseInt("0x"+color.substr(1,1))/15; - blue=parseInt("0x"+color.substr(2,1))/15; - alpha=1; - } - }else if(color.substr && color.substr(0,4)=="rgb("){ - var colors=color.substr(4).split(","); - red=parseInt(colors[0])/255; - green=parseInt(colors[1])/255; - blue=parseInt(colors[2])/255; - alpha=1; - }else if(color.substr && color.substr(0,5)=="rgba("){ - var colors=color.substr(4).split(","); - red=parseInt(colors[0])/255; - green=parseInt(colors[1])/255; - blue=parseInt(colors[2])/255; - alpha=parseInt(colors[3])/255; - }else{ - red=0; - green=0; - blue=0; - alpha=0; - } - return {r:red,g:green,b:blue,a:alpha}; -} - - -/** -* @class A class to load json fragments from remote location or string -**/ -GLGE.JSONLoader=function(){ -} -GLGE.JSONLoader.prototype.downloadPriority=0; -/** -* Loads a json fragment from a url -* @param {string} url The URL to load -**/ -GLGE.JSONLoader.prototype.setJSONSrc=function(url){ - var GLGEObj=this; - GLGE.Message.messageLoader(url,function(text){ - GLGEObj.setJSONString(text); - },this.downloadPriority); -} -/** -* Loads a json fragment from a string -* @param {string} string The URL to load -**/ -GLGE.JSONLoader.prototype.setJSONString=function(string){ - var message = JSON.parse(string); - //check to make sure this is the correct class type - if(message.type==this.className){ - message.uid=this.uid; - //we don't want to create a new one we want to update this one - message.command="update"; - GLGE.Message.parseMessage(message); - } -} -/** -* Sets the download priority -* @param {number} value The download priority -**/ -GLGE.JSONLoader.prototype.setDownloadPriority=function(value){ - this.downloadPriority=value; -} -/** -* Gets the download priority -* @returns {number} The download priority -**/ -GLGE.JSONLoader.prototype.getDownloadPriority=function(){ - return this.downloadPriority; -} - - -/** -* @class A events class -**/ -GLGE.Events=function(){ -} -/** -* Fires an event -* @param {string} event The name of the event to fire -* @param {object} data the events data -**/ -GLGE.Events.prototype.fireEvent=function(event,data){ - if(this.events && this.events[event]){ - var events=this.events[event]; - for(var i=0;i<events.length;i++){ - events[i].call(this,data); - } - } -} -/** -* Adds an event listener -* @param {string} event The name of the event to listen for -* @param {function} fn the event callback -**/ -GLGE.Events.prototype.addEventListener=function(event,fn){ - if(!this.events) this.events={}; - if(!this.events[event]) this.events[event]=[]; - this.events[event].push(fn); -} -/** -* Removes an event listener -* @param {function} fn the event callback to remove -**/ -GLGE.Events.prototype.removeEventListener=function(event,fn){ - var idx=this.events[event].indexOf(fn); - if(idx!=-1) this.events[event].splice(idx,1); -} - -/** -* @class Document class to load scene, object, mesh etc from an external XML file -* @param {string} url URL of the resource to load -*/ -GLGE.Document=function(){ - this.listeners=[]; - this.documents=[]; -} -GLGE.Document.prototype.listeners=null; -GLGE.Document.prototype.documents=null; -GLGE.Document.prototype.rootURL=null; -GLGE.Document.prototype.loadCount=0; -/** -* This is just a fix for a bug in webkit -* @param {string} id the id name to get -* @returns {object} node with teh specified id -* @private -*/ -GLGE.Document.prototype.getElementById=function(id){ - var tags=this.getElementsByTagName("*"); - for(var i=0; i<tags.length;i++){ - if(tags[i].getAttribute("id")==id){ - return tags[i]; - break; - } - } - return null; -} -/** -* Gets the absolute path given an import path and the path it's relative to -* @param {string} path the path to get the absolute path for -* @param {string} relativeto the path the supplied path is relativeto -* @returns {string} absolute path -* @private -*/ -GLGE.Document.prototype.getAbsolutePath=function(path,relativeto){ - if(path.substr(0,7)=="http://" || path.substr(0,7)=="file://" || path.substr(0,7)=="https://"){ - return path; - } - else - { - if(!relativeto){ - relativeto=window.location.href; - } - //find the path compoents - var bits=relativeto.split("/"); - var domain=bits[2]; - var proto=bits[0]; - var initpath=[]; - for(var i=3;i<bits.length-1;i++){ - initpath.push(bits[i]); - } - //relative to domain - if(path.substr(0,1)=="/"){ - initpath=[]; - } - var locpath=path.split("/"); - for(i=0;i<locpath.length;i++){ - if(locpath[i]=="..") initpath.pop(); - else if(locpath[i]!="") initpath.push(locpath[i]); - } - return proto+"//"+domain+"/"+initpath.join("/"); - } -} -/** -* Loads the root document -* @param {string} url URL of the resource to load -*/ -GLGE.Document.prototype.load=function(url){ - this.documents=[]; - this.rootURL=url; - this.loadDocument(url,null); -} -/** -* Loads an additional documents into the collection -* @param {string} url URL of the resource to load -* @param {string} relativeto the path the URL is relative to, null for default -*/ -GLGE.Document.prototype.loadDocument=function(url,relativeto){ - this.loadCount++; - url=this.getAbsolutePath(url,relativeto); - var req = new XMLHttpRequest(); - if(req) { - req.docurl=url; - req.docObj=this; - req.overrideMimeType("text/xml"); - req.onreadystatechange = function() { - if(this.readyState == 4) - { - if(this.status == 200 || this.status==0){ - this.responseXML.getElementById=this.docObj.getElementById; - this.docObj.loaded(this.docurl,this.responseXML); - }else{ - GLGE.error("Error loading Document: "+this.docurl+" status "+this.status); - } - } - }; - req.open("GET", url, true); - req.send(""); - } -} -/** -* Trigered when a document has finished loading -* @param {string} url the absolute url of the document that has loaded -* @param {XMLDoc} responceXML the xml document that has finished loading -* @private -*/ -GLGE.Document.prototype.loaded=function(url,responceXML){ - this.loadCount--; - this.documents[url]={xml:responceXML}; - var imports=responceXML.getElementsByTagName("import"); - for(var i=0; i<imports.length;i++){ - if(!this.documents[this.getAbsolutePath(imports[i].getAttribute("url"),url)]){ - this.documents[this.getAbsolutePath(imports[i].getAttribute("url"),url)]={}; - this.loadDocument(imports[i].getAttribute("url"),url); - } - } - if(this.loadCount==0){ - this.finishedLoading(); - } -} -/** -* Called when all documents have finished loading -* @private -*/ -GLGE.Document.prototype.finishedLoading=function(){ - for(var i=0; i<this.listeners.length;i++){ - this.listeners[i](this.listeners.rootURL); - } - this["onLoad"](); -} -/** -* Called when all documents have finished loading -* @event -*/ -GLGE.Document.prototype["onLoad"]=function(){}; -/** -* Converts and attribute name into a class name -* @param {string} name attribute name to convert -* @private -*/ -GLGE.Document.prototype.classString=function(name){ - if(!name) return false; - var names=name.split("_"); - var converted=""; - for(var i=0;i<names.length;i++){ - converted=converted+names[i][0].toUpperCase()+names[i].substr(1); - } - return converted; -} -/** -* Sets the properties of an object based on the attributes of the corresponding dom element -* @param {object} Obj the DOM element to apply the attributes of -* @private -*/ -GLGE.Document.prototype.setProperties=function(Obj){ - var set_method; - var attribute_name; - var value; - for(var i=0; i<Obj.attributes.length; i++){ - value=false; - set_method="set"+this.classString(Obj.attributes[i].nodeName); - - if(Obj.attributes[i].value[0]=="#"){ - value=this.getElement(Obj.attributes[i].value.substr(1),true); - } - if(!value){ - //if this is a GLGE contsant then set the constant value otherwise just literal - if(typeof(GLGE[Obj.attributes[i].value]) != "undefined"){ - value=GLGE[Obj.attributes[i].value]; - } - else - { - value=Obj.attributes[i].value; - } - } - - if(Obj.object[set_method]) Obj.object[set_method](value); - //if a uid is set in the xml doc then make sure it's registered correctly in the assets - if(Obj.attributes[i].nodeName=="uid"){ - GLGE.Assets.unregisterAsset(Obj.object.uid); - Obj.object.uid=Obj.attributes[i].value; - GLGE.Assets.registerAsset(Obj.object,Obj.attributes[i].value); - } - } -} -/** -* Adds child objects -* @param {object} Obj the DOM element to apply the children of -* @private -*/ -GLGE.Document.prototype.addChildren=function(Obj){ - //loop though and add the children - var add_method; - var child=Obj.firstChild; - while(child){ - add_method="add"+this.classString(child.tagName); - if(Obj.object[add_method]) Obj.object[add_method](this.getElement(child)); - child=child.nextSibling; - } -} -/** -* Gets an object from the XML document based on the dom element -* @param {string|domelement} ele the id of the element to get or the dom node -*/ -GLGE.Document.prototype.getElement=function(ele,noerrors){ - var docele,doc; - if(typeof(ele)=="string"){ - for(doc in this.documents){ - if(this.documents[doc].xml){ - docele=this.documents[doc].xml.getElementById(ele); - if(docele){ - ele=docele; - break; - } - } - } - } - if(typeof(ele)=="string"){ - //if element is still a string at this point there there is an issue - if(!noerrors) GLGE.error("Element "+ele+" not found in document"); - return false; - } - else - { - if(this["get"+this.classString(ele.tagName)]){ - return this["get"+this.classString(ele.tagName)](ele); - } - else - { - return this.getDefault(ele); - } - } -} -/** -* Parses the dom element and creates any objects that are required -* @param {domelement} ele the element to create the objects from -* @private -*/ -GLGE.Document.prototype.getDefault=function(ele){ - if(!ele.object){ - if(GLGE[this.classString(ele.tagName)]){ - ele.object=new GLGE[this.classString(ele.tagName)](); - this.setProperties(ele); - this.addChildren(ele); - } - else - { - GLGE.error("XML Parse Error: GLGE Object not found"); - } - } - return ele.object; -} -/** -* Parses the dom element and creates a texture -* @param {domelement} ele the element to create the objects from -* @private -*/ -GLGE.Document.prototype.getTexture=function(ele){ - if(!ele.object){ - var rel=this.getAbsolutePath(this.rootURL,null); - ele.object=new GLGE[this.classString(ele.tagName)]; - ele.object.setSrc(this.getAbsolutePath(ele.getAttribute("src"),rel)); - ele.removeAttribute("src"); - this.setProperties(ele); - } - return ele.object; -} -GLGE.Document.prototype.getTextureVideo=GLGE.Document.prototype.getTexture; - -/** -* Parses a document node into an array -* @param {node} the node to parse -* @private -*/ -GLGE.Document.prototype.parseArray=function(node){ - var child=node.firstChild; - var prev=""; - var output=[]; - var currentArray; - var i; - while(child){ - currentArray=(prev+child.nodeValue).split(","); - child=child.nextSibling; - if(currentArray[0]=="") currentArray.unshift(); - if(child) prev=currentArray.pop(); - for(i=0;i<currentArray.length;i++) output.push(currentArray[i]); - } - return output; -} - -/** -* Parses the mesh dom to create the mesh object -* @param {domelement} ele the element to create the mesh from -* @private -*/ -GLGE.Document.prototype.getMesh=function(ele){ - if(!ele.object){ - ele.object=new GLGE.Mesh(); - this.setProperties(ele); - var child=ele.firstChild; - while(child){ - switch(child.tagName){ - case "positions": - ele.object.setPositions(this.parseArray(child)); - break; - case "normals": - ele.object.setNormals(this.parseArray(child)); - break; - case "uv1": - ele.object.setUV(this.parseArray(child)); - break; - case "uv2": - ele.object.setUV2(this.parseArray(child)); - break; - case "faces": - ele.object.setFaces(this.parseArray(child)); - break; - case "joint_names": - var names=this.parseArray(child); - var jointObjects=[]; - for(var i=0;i<names.length;i++){ - if(names[i].substr(0,1)=="#"){ - jointObjects.push(this.getElement(names[i].substr(1))); - }else{ - jointObjects.push(names[i]); - } - } - ele.object.setJoints(jointObjects); - break; - case "bind_matrix": - var mats=this.parseArray(child); - var invBind=[]; - for(var i=0;i<mats.length;i++){ - invBind.push(GLGE.Mat4(mats[i].split(" "))); - } - ele.object.setInvBindMatrix(invBind); - break; - case "joints": - ele.object.setVertexJoints(this.parseArray(child),child.getAttribute("count")); - break; - case "weights": - ele.object.setVertexWeights(this.parseArray(child),child.getAttribute("count")); - break; - } - child=child.nextSibling; - } - } - return ele.object; -} - -/** -* Adds a listener to be called when all documents have finished loading -* @param {function} listener the function to call when all loading in complete -*/ -GLGE.Document.prototype.addLoadListener=function(listener){ - this.listeners.append(listener); -} -/** -* Removes a load listener -* @param {function} listener Listener to remove -*/ -GLGE.Document.prototype.removeLoadListener=function(listener){ - for(var i=0; i<this.listeners.length; i++){ - if(this.listeners[i]===listener) this.listeners.splice(i,1); - } -} - -/** -* loads xml from a script tag -* @param {string} id the id of the element to load -*/ -GLGE.Document.prototype.parseScript=function(id){ - this.rootURL=window.location.toString(); - var xmlScript = document.getElementById(id); - if (!xmlScript) { - return null; - } - - var str = ""; - var k = xmlScript.firstChild; - while (k) { - if (k.nodeType == 3) { - str += k.textContent; - } - k = k.nextSibling; - } - - var parser=new DOMParser(); - var xmlDoc=parser.parseFromString(str,"text/xml"); - xmlDoc.getElementById=this.getElementById; - - this.documents["#"+id]={xml:xmlDoc}; - - var imports=xmlDoc.getElementsByTagName("import"); - for(var i=0; i<imports.length;i++){ - if(!this.documents[this.getAbsolutePath(imports[i].getAttribute("url"),url)]){ - this.documents[this.getAbsolutePath(imports[i].getAttribute("url"),url)]={}; - this.loadDocument(imports[i].getAttribute("url")); - } - } - if(this.loadCount==0){ - this.finishedLoading(); - } -} - - - -/** -* @class Abstract class to agument objects that requires position, rotation and scale. -*/ -GLGE.Placeable=function(){ -} -GLGE.Placeable.prototype.locX=0; -GLGE.Placeable.prototype.locY=0; -GLGE.Placeable.prototype.locZ=0; -GLGE.Placeable.prototype.dLocX=0; -GLGE.Placeable.prototype.dLocY=0; -GLGE.Placeable.prototype.dLocZ=0; -GLGE.Placeable.prototype.quatX=0; -GLGE.Placeable.prototype.quatY=0; -GLGE.Placeable.prototype.quatZ=0; -GLGE.Placeable.prototype.quatW=0; -GLGE.Placeable.prototype.rotX=0; -GLGE.Placeable.prototype.rotY=0; -GLGE.Placeable.prototype.rotZ=0; -GLGE.Placeable.prototype.dRotX=0; -GLGE.Placeable.prototype.dRotY=0; -GLGE.Placeable.prototype.dRotZ=0; -GLGE.Placeable.prototype.scaleX=1; -GLGE.Placeable.prototype.scaleY=1; -GLGE.Placeable.prototype.scaleZ=1; -GLGE.Placeable.prototype.dScaleX=0; -GLGE.Placeable.prototype.dScaleY=0; -GLGE.Placeable.prototype.dScaleZ=0; -GLGE.Placeable.prototype.matrix=null; -GLGE.Placeable.prototype.rotOrder=GLGE.ROT_XYZ; -GLGE.Placeable.prototype.lookAt=null; -GLGE.Placeable.prototype.mode=GLGE.P_EULER; - - - -/** -* Gets the root node object -* @returns {object} -*/ -GLGE.Placeable.prototype.getRoot=function(){ - if(this.type==GLGE.G_ROOT){ - return this; - }else if(this.parent){ - var value=this.parent.getRoot(); - if(!value) return this; - else return value; - }else{ - return this; - } -} -/** -* Gets the id string of this text -* @returns {string} -*/ -GLGE.Placeable.prototype.getRef=function(){ - if(this.id){ - return this.id; - }else if(this.parent){ - return this.parent.getRef(); - }else{ - return null; - } -} -/** -* Sets the id string -* @param {string} id The id string -*/ -GLGE.Placeable.prototype.setId=function(id){ - this.id=id; - return this; -} -/** -* Gets the id string of this text -* |