aboutsummaryrefslogtreecommitdiff
path: root/js/lib/rdge/materials/mandel-material.js
blob: 6cf3ce7edea00a13bbb9a4364742f146efcf4051 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
/* <copyright>
Copyright (c) 2012, Motorola Mobility, Inc
All Rights Reserved.
BSD License.

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 Motorola Mobility 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 THE COPYRIGHT OWNER OR CONTRIBUTORS 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.
</copyright> */

var PulseMaterial = require("js/lib/rdge/materials/pulse-material").PulseMaterial;
var Texture = require("js/lib/rdge/texture").Texture;

var MandelMaterial = function MandelMaterial() {
    ///////////////////////////////////////////////////////////////////////
    // Instance variables
    ///////////////////////////////////////////////////////////////////////
    this._name = "Mandel";
    this._shaderName = "mandel";

    this._time = 0.0;
    this._dTime = 0.01;

    ///////////////////////////////////////////////////////////////////////
    // Properties
    ///////////////////////////////////////////////////////////////////////
    // properties inherited from PulseMaterial

    ///////////////////////////////////////////////////////////////////////
    // Material Property Accessors
    ///////////////////////////////////////////////////////////////////////
    var u_speed_index = 0;
    this._propNames         = [ "u_speed" ];
    this._propLabels        = [ "Speed" ];
    this._propTypes         = [ "float" ];
    this._propValues        = [];
    this._propValues[this._propNames[u_speed_index]] = 1.0;

    ///////////////////////////////////////////////////////////////////////

    this.isAnimated     = function()    { return true;                  };
    this.getShaderDef   = function()    {  return MandelMaterialDef;    }

    ///////////////////////////////////////////////////////////////////////
    // Methods
    ///////////////////////////////////////////////////////////////////////
    // duplcate method requirde

    this.init = function( world ) {
        // save the world
        if (world)  this.setWorld( world );

        // set up the shader
        this._shader = new RDGE.jshader();
        this._shader.def = MandelMaterialDef;
        this._shader.init();

        // set up the material node
        this._materialNode = RDGE.createMaterialNode("mandelMaterial" + "_" + world.generateUniqueNodeID());
        this._materialNode.setShader(this._shader);

        this._time = 0;
        if (this._shader && this._shader['default']) {
            this._shader['default'].u_time.set( [this._time] );
        }

        // set the shader values in the shader
        this.setShaderValues();
        this.setResolution( [world.getViewportWidth(),world.getViewportHeight()] );
        this.update( 0 );
    };
};

///////////////////////////////////////////////////////////////////////////////////////
// RDGE shader

// shader spec (can also be loaded from a .JSON file, or constructed at runtime)
var MandelMaterialDef =
{'shaders':
    {
        'defaultVShader':"assets/shaders/Basic.vert.glsl",
        'defaultFShader':"assets/shaders/Mandel.frag.glsl"
    },
    'techniques':
    {
        'default':
        [
            {
                'vshader' : 'defaultVShader',
                'fshader' : 'defaultFShader',
                // attributes
                'attributes' :
                {
                    'vert'  :   { 'type' : 'vec3' },
                    'normal' :  { 'type' : 'vec3' },
                    'texcoord'  :   { 'type' : 'vec2' }
                },
                // parameters
                'params' :
                {
                    'u_time' : { 'type' : 'float' },
                    'u_speed' : { 'type' : 'float' },
                    'u_resolution'  :   { 'type' : 'vec2' },
                },

                // render states
                'states' :
                {
                    'depthEnable' : true,
                    'offset':[1.0, 0.1]
                }
            }
        ]
    }
};

MandelMaterial.prototype = new PulseMaterial();

if (typeof exports === "object") {
    exports.MandelMaterial = MandelMaterial;
}