1 files changed, 223 insertions, 0 deletions

diff --git a/js/helper-classes/RDGE/Materials/TaperMaterial.js b/js/helper-classes/RDGE/Materials/TaperMaterial.js
new file mode 100644
index 00000000..e8cc7a49
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+++ b/js/helper-classes/RDGE/Materials/TaperMaterial.js
@@ -0,0 +1,223 @@
+/* <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> */
+
+
+///////////////////////////////////////////////////////////////////////
+// Class GLMaterial
+//      RDGE representation of a material.
+///////////////////////////////////////////////////////////////////////
+function TaperMaterial()
+{
+        // initialize the inherited members
+        this.inheritedFrom = GLMaterial;
+        this.inheritedFrom();
+   
+        ///////////////////////////////////////////////////////////////////////
+        // Instance variables
+        ///////////////////////////////////////////////////////////////////////
+        this._name = "TaperMaterial";
+        this._shaderName = "taper";
+
+        this._color = [1,0,0,1];
+
+        this._deltaTime = 0.0;
+
+        ///////////////////////////////////////////////////////////////////////
+        // Property Accessors
+        ///////////////////////////////////////////////////////////////////////
+        this.getColor                           = function()    {  return this._color;                                  }
+        this.getShaderName                      = function()    {  return this._shaderName;                             }
+
+        this.isAnimated                         = function()    {  return true;                                         }
+        this.hasVertexDeformation       = function()    {  return this._hasVertexDeformation;   }
+        this._hasVertexDeformation      = true;
+        this._vertexDeformationTolerance = 0.02;        // should be a property
+
+        ///////////////////////////////////////////////////////////////////////
+        // Methods
+        ///////////////////////////////////////////////////////////////////////
+        // duplcate method requirde
+        this.dup = function()   {  return new TaperMaterial();  } 
+
+        this.init = function()
+        {
+                // set up the shader
+                this._shader = new jshader();
+                this._shader.def = taperShaderDef;
+                this._shader.init();
+
+                // set the defaults
+                this._shader.colorMe.color.set( this.getColor() );
+
+                // set up the material node
+                this._materialNode = createMaterialNode("taperMaterial");
+                this._materialNode.setShader(this._shader);
+
+                // initialize the taper properties
+                this.updateShaderValues();
+        }
+
+
+        ///////////////////////////////////////////////////////////////////////
+        // Material Property Accessors
+        ///////////////////////////////////////////////////////////////////////
+        this._propNames         = ["color",             "u_limit1",                                     "u_limit2",                                     "u_limit3",                                     "u_minVal",                             "u_maxVal",                             "u_center",     "u_taperAmount" ];
+        this._propLabels        = ["Color",             "Minimum Parameter Value",      "Center Paramater Value",       "Maximum Parameter Value",      "Minimum Data Bounds",  "Maximum Data Bounds",  "Center",       "Taper Amount"];
+        this._propTypes         = ["color",             "float",                                        "float",                                        "float",                                        "float",                                "float",                                "float",        "float"];
+        this._propValues        = [];
+
+        // initialize the property values
+        this._propValues[ this._propNames[0] ] = this._color.slice();
+        this._propValues[ this._propNames[1] ] = 0.25;
+        this._propValues[ this._propNames[2] ] = 0.50;
+        this._propValues[ this._propNames[3] ] = 0.75;
+        this._propValues[ this._propNames[4] ] =   -1;
+        this._propValues[ this._propNames[5] ] =    1;
+        this._propValues[ this._propNames[6] ] =  0.0;
+        this._propValues[ this._propNames[7] ] =  0.9;
+
+        this.setProperty = function( prop, value )
+        {
+                // make sure we have legitimate input
+                if (this.validateProperty( prop, value ))
+                {
+                        switch (prop)
+                        {
+                                case "color":           this._propValues[prop] = value.slice();         break;
+                                default:                        this._propValues[prop] = value;                         break;
+                        }
+
+                        this.updateShaderValues();
+                }
+        }
+        ///////////////////////////////////////////////////////////////////////
+
+        this.export = function()
+        {
+                // this function should be overridden by subclasses
+                var exportStr = "material: " + this.getShaderName() + "\n";
+                exportStr += "name: " + this.getName() + "\n";
+                
+                if (this._shader)
+                        exportStr += "color: " + String(this._shader.colorMe.color) + "\n";
+                else
+                        exportStr += "color: " + this.getColor() + "\n";
+                exportStr += "endMaterial\n";
+
+                return exportStr;
+        }
+
+        this.import = function( importStr )
+        {
+                var pu = new ParseUtils( importStr );
+                var material = pu.nextValue( "material: " );
+                if (material != this.getShaderName())  throw new Error( "ill-formed material" );
+                this.setName(  pu.nextValue( "name: ") );
+
+                var rtnStr;
+                try
+                {
+                        var color  = eval( "[" + pu.nextValue( "color: " ) + "]" );
+
+                        this.setProperty( "color",  color);
+
+                        var endKey = "endMaterial\n";
+                        var index = importStr.indexOf( endKey );
+                        index += endKey.length;
+                        rtnStr = importStr.substr( index );
+                }
+                catch (e)
+                {
+                        throw new Error( "could not import material: " + importStr );
+                }
+
+                return rtnStr;
+        }
+
+        this.update = function( time )
+        {
+                //var speed = 0.01;
+                //time *= speed;
+                this._deltaTime += 0.01;
+
+                if (this._shader && this._shader.colorMe)
+                {
+                        var t3 = this._propValues[ this._propNames[3] ] - this._deltaTime;
+                        if (t3 < 0)
+                        {
+                                this._deltaTime = this._propValues[ this._propNames[1] ] - 1.0;
+                                t3 = this._propValues[ this._propNames[3] ] - this._deltaTime;
+                        }
+                        var     t1 = this._propValues[ this._propNames[1] ] - this._deltaTime,
+                                t2 = this._propValues[ this._propNames[2] ] - this._deltaTime;
+
+
+                        this._shader.colorMe[this._propNames[1]].set( [t1] );
+                        this._shader.colorMe[this._propNames[2]].set( [t2] );
+                        this._shader.colorMe[this._propNames[3]].set( [t3] );
+                }
+        }
+
+        this.updateShaderValues = function()
+        {
+                if (this._shader && this._shader.colorMe)
+                {
+                        var nProps = this._propNames.length;
+                        for (var i=0;  i<nProps;  i++)
+                        {
+                                var propName = this._propNames[i];
+                                var propValue = this._propValues[propName];
+                                switch (propName)
+                                {
+                                        case "color":   this._shader.colorMe[propName].set( propValue );                break;
+                                        default:                this._shader.colorMe[propName].set( [propValue] );              break;
+                                }
+                        }
+                }
+        }
+}
+
+///////////////////////////////////////////////////////////////////////////////////////
+// RDGE shader
+ 
+// shader spec (can also be loaded from a .JSON file, or constructed at runtime)
+taperShaderDef  = 
+{
+        'shaders':  { // shader files
+                'defaultVShader':"assets/shaders/Taper.vert.glsl",
+                'defaultFShader':"assets/shaders/Taper.frag.glsl"
+        },
+        'techniques': { // rendering control
+                'colorMe':[ // simple color pass
+                        {
+                                'vshader' : 'defaultVShader',
+                                'fshader' : 'defaultFShader',
+                   
+                                // attributes
+                                'attributes' :
+                                 {
+                                                'vert'  :       { 'type' : 'vec3' },
+                                                'normal' :      { 'type' : 'vec3' },
+                                                'texcoord'      :       { 'type' : 'vec2' },
+                                 },
+                                // attributes
+                                'params' :
+                                 {
+                                        'color' :   { 'type' : 'vec4' },
+