/* <copyright> This file contains proprietary software owned by Motorola Mobility, Inc.<br/> No rights, expressed or implied, whatsoever to this software are provided by Motorola Mobility, Inc. hereunder.<br/> (c) Copyright 2011 Motorola Mobility, Inc. All Rights Reserved. </copyright> */ var MaterialParser = require("js/lib/rdge/materials/material-parser").MaterialParser; var Material = require("js/lib/rdge/materials/material").Material; /////////////////////////////////////////////////////////////////////// // Class GLMaterial // RDGE representation of a material. /////////////////////////////////////////////////////////////////////// var CloudMaterial = function CloudMaterial() { /////////////////////////////////////////////////////////////////////// // Instance variables /////////////////////////////////////////////////////////////////////// this._name = "CloudMaterial"; this._shaderName = "cloud"; this._texMap = 'assets/images/cloud2.jpg'; this._diffuseColor = [0.5, 0.5, 0.5, 0.5]; this._time = 0.0; this._dTime = 0.01; /////////////////////////////////////////////////////////////////////// // Property Accessors /////////////////////////////////////////////////////////////////////// this.getName = function () { return this._name; }; this.getShaderName = function () { return this._shaderName; }; this.getTextureMap = function () { return this._propValues[this._propNames[0]] ? this._propValues[this._propNames[0]].slice() : null }; this.setTextureMap = function (m) { this._propValues[this._propNames[0]] = m ? m.slice(0) : null; this.updateTexture(); }; this.setDiffuseColor = function (c) { this._propValues[this._propNames[1]] = c.slice(0); this.updateColor(); }; this.getDiffuseColor = function () { return this._propValues[this._propNames[1]] ? this._propValues[this._propNames[1]].slice() : null; }; this.isAnimated = function () { return true; }; /////////////////////////////////////////////////////////////////////// // Material Property Accessors /////////////////////////////////////////////////////////////////////// this._propNames = ["texmap", "diffusecolor"]; this._propLabels = ["Texture map", "Diffuse Color"]; this._propTypes = ["file", "color"]; this._propValues = []; this._propValues[this._propNames[0]] = this._texMap.slice(0); this._propValues[this._propNames[1]] = this._diffuseColor.slice(); this.setProperty = function (prop, value) { if (prop === 'color') prop = 'diffusecolor'; // make sure we have legitimate imput var ok = this.validateProperty(prop, value); if (!ok) { console.log("invalid property in Radial Gradient Material:" + prop + " : " + value); } switch (prop) { case "texmap": this.setTextureMap(value); break; case "diffusecolor": this.setDiffuseColor(value); break; case "color": break; } }; /////////////////////////////////////////////////////////////////////// /////////////////////////////////////////////////////////////////////// // Methods /////////////////////////////////////////////////////////////////////// // duplicate method required this.dup = function (world) { // save the world if (world) this.setWorld(world); // allocate a new uber material var newMat = new CloudMaterial(); // copy over the current values; var propNames = [], propValues = [], propTypes = [], propLabels = []; this.getAllProperties(propNames, propValues, propTypes, propLabels); var n = propNames.length; for (var i = 0; i < n; i++) { newMat.setProperty(propNames[i], propValues[i]); } return newMat; }; this.init = function (world) { // save the world if (world) this.setWorld(world); // this variable declared above is inherited set to a smaller delta. // the cloud material runs a little faster this._dTime = 0.01; // set up the shader this._shader = new RDGE.jshader(); this._shader.def = cloudMaterialDef; this._shader.init(); // set up the material node this._materialNode = RDGE.createMaterialNode("cloudMaterial" + "_" + world.generateUniqueNodeID()); this._materialNode.setShader(this._shader); this._time = 0; if (this._shader && this._shader['default']) { this._shader['default'].u_time.set([this._time]); this._shader['default'].u_DiffuseColor.set(this._diffuseColor); } // set the shader values in the shader this.updateTexture(); this.update(0); }; this.updateColor = function () { var material = this._materialNode; if (material) { var technique = material.shaderProgram['default']; var renderer = RDGE.globals.engine.getContext().renderer; if (renderer && technique) { var color = this._propValues[this._propNames[1]]; technique.u_DiffuseColor.set(this._diffuseColor); } } }; this.updateTexture = function () { var material = this._materialNode; if (material) { var technique = material.shaderProgram['default']; var renderer = RDGE.globals.engine.getContext().renderer; if (renderer && technique) { var texMapName = this._propValues[this._propNames[0]]; var wrap = 'REPEAT', mips = true; var tex = this.loadTexture(texMapName, wrap, mips); if (tex) { technique.u_tex0.set(tex); } } } }; this.update = function (time) { var material = this._materialNode; if (material) { var technique = material.shaderProgram['default']; var renderer = RDGE.globals.engine.getContext().renderer; if (renderer && technique) { if (this._shader && this._shader['default']) { this._shader['default'].u_time.set([this._time]); } this._time += this._dTime; if (this._time > 200.0) this._time = 0.0; } } }; // JSON export this.exportJSON = function () { var jObj = { 'material': this.getShaderName(), 'name': this.getName(), 'texture': this._propValues[this._propNames[0]] }; return jObj; }; this.importJSON = function (jObj) { if (this.getShaderName() != jObj.material) throw new Error("ill-formed material"); this.setName(jObj.name); try { this._propValues[this._propNames[0]] = jObj.texture; } catch (e) { throw new Error("could not import material: " + jObj); } }; }; /////////////////////////////////////////////////////////////////////////////////////// // RDGE shader // shader spec (can also be loaded from a .JSON file, or constructed at runtime) var cloudMaterialDef = { 'shaders': { 'defaultVShader': "assets/shaders/Cloud.vert.glsl", 'defaultFShader': "assets/shaders/Cloud.frag.glsl" }, 'techniques': { 'default': [ { 'vshader': 'defaultVShader', 'fshader': 'defaultFShader', // attributes 'attributes': { 'vert': { 'type': 'vec3' }, 'normal': { 'type': 'vec3' }, 'texcoord': { 'type': 'vec2' } }, // parameters 'params': { 'u_tex0': { 'type': 'tex2d' }, 'u_time': { 'type': 'float' }, 'u_DiffuseColor': { 'type': 'vec4' } }, // render states 'states': { 'depthEnable': true, 'offset': [1.0, 0.1] } } ] } }; CloudMaterial.prototype = new Material(); if (typeof exports === "object") { exports.CloudMaterial = CloudMaterial; }