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
146
147
148
149
|
/* <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 FlatMaterial()
{
// initialize the inherited members
this.inheritedFrom = GLMaterial;
this.inheritedFrom();
///////////////////////////////////////////////////////////////////////
// Instance variables
///////////////////////////////////////////////////////////////////////
this._name = "FlatMaterial";
this._shaderName = "flat";
this._color = [1,0,0,1];
///////////////////////////////////////////////////////////////////////
// Property Accessors
///////////////////////////////////////////////////////////////////////
this.getColor = function() { return this._color; }
this.getShaderName = function() { return this._shaderName; }
//////////////////////////////////s/////////////////////////////////////
// Methods
///////////////////////////////////////////////////////////////////////
// duplcate method requirde
this.dup = function() { return new FlatMaterial(); }
this.init = function()
{
// set up the shader
this._shader = new jshader();
this._shader.def = flatShaderDef;
this._shader.init();
// set the defaults
this._shader.colorMe.color.set( this.getColor() );
// set up the material node
this._materialNode = createMaterialNode("flatMaterial");
this._materialNode.setShader(this._shader);
}
///////////////////////////////////////////////////////////////////////
// Material Property Accessors
///////////////////////////////////////////////////////////////////////
this._propNames = ["color"];
this._propLabels = ["Color"];
this._propTypes = ["color"];
this._propValues = [];
this._propValues[ this._propNames[0] ] = this._color;
this.setProperty = function( prop, value )
{
// make sure we have legitimate imput
if (this.validateProperty( prop, value ))
{
this._color = value.slice(0);
this._shader.colorMe[prop].set(value);
}
}
///////////////////////////////////////////////////////////////////////
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( "material: ") );
var color = pu.nextValue( "color: " );
var endKey = "endMaterial\n";
var index = importStr.indexOf( endKey ) + endKey.len;
var rtnStr = importStr.substr( index );
return rtnStr;
}
}
// used to create unique names
var flatMaterialCounter = 0;
///////////////////////////////////////////////////////////////////////////////////////
// RDGE shader
// shader spec (can also be loaded from a .JSON file, or constructed at runtime)
flatShaderDef =
{
'shaders': { // shader files
'defaultVShader': "\
uniform mat4 u_mvMatrix;\
uniform mat4 u_projMatrix;\
attribute vec3 a_pos;\
void main() {\
gl_Position = u_projMatrix * u_mvMatrix * vec4(a_pos,1.0);\
}",
'defaultFShader': "\
precision highp float;\
uniform vec4 color;\
void main() {\
gl_FragColor = color;\
}",
},
'techniques': { // rendering control
'colorMe':[ // simple color pass
{
'vshader' : 'defaultVShader',
'fshader' : 'defaultFShader',
// attributes
'attributes' :
{
'a_pos' : { 'type' : 'vec3' } // only using position for this shader
},
// attributes
'params' :
{
'color' : { 'type' : 'vec4' }
},
},
]
}
};
|