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Issue 8342021: Add webgl conformance tests r15841. (Closed) Base URL: svn://chrome-svn/chrome/trunk/deps/third_party/webgl/sdk/tests/
Patch Set: Created 9 years, 2 months ago
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1 <!DOCTYPE html>
2 <html><head>
3 <meta charset="utf-8">
4 <!--
5 Tests for the OpenGL ES 2.0 HTML Canvas context
6
7 Copyright (C) 2011 Ilmari Heikkinen <ilmari.heikkinen@gmail.com>
8
9 Permission is hereby granted, free of charge, to any person
10 obtaining a copy of this software and associated documentation
11 files (the "Software"), to deal in the Software without
12 restriction, including without limitation the rights to use,
13 copy, modify, merge, publish, distribute, sublicense, and/or sell
14 copies of the Software, and to permit persons to whom the
15 Software is furnished to do so, subject to the following
16 conditions:
17
18 The above copyright notice and this permission notice shall be
19 included in all copies or substantial portions of the Software.
20
21 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
22 EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
23 OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
24 NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
25 HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
26 WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
27 FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
28 OTHER DEALINGS IN THE SOFTWARE.
29
30 -->
31 <link rel="stylesheet" type="text/css" href="../unit.css" />
32 <script type="application/x-javascript" src="../unit.js"></script>
33 <script type="application/x-javascript" src="../util.js"></script>
34 <script type="application/x-javascript">
35
36 Tests.startUnit = function () {
37 var canvas = document.getElementById('gl');
38 var gl = wrapGLContext(canvas.getContext(GL_CONTEXT_ID));
39 gl.viewport(0,0,canvas.width,canvas.height);
40 gl.clearColor(0,0,1,1);
41 gl.clear(gl.COLOR_BUFFER_BIT | gl.DEPTH_BUFFER_BIT);
42 gl.disable(gl.DEPTH_TEST);
43 return [gl];
44 }
45
46 Tests.setup = function(gl) {
47 var tex = gl.createTexture();
48 gl.bindTexture(gl.TEXTURE_2D, tex);
49 var texCubeMap = gl.createTexture();
50 gl.bindTexture(gl.TEXTURE_CUBE_MAP, texCubeMap);
51 return [gl]
52 }
53
54 Tests.teardown = function(gl, tex, texCubeMap) {
55 gl.bindTexture(gl.TEXTURE_2D, null);
56 gl.deleteTexture(tex);
57 gl.bindTexture(gl.TEXTURE_CUBE_MAP, null);
58 gl.deleteTexture(texCubeMap);
59 }
60
61 Tests.testTexImage2D = function(gl) {
62 gl.enable(gl.BLEND);
63 var img = document.getElementById('i');
64 var c = document.getElementById('c');
65 var ctx = c.getContext('2d');
66 ctx.drawImage(img,0,0);
67 gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, gl.RGBA, gl.UNSIGNED_BYTE, img);
68 gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_S, gl.CLAMP_TO_EDGE);
69 gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_T, gl.CLAMP_TO_EDGE);
70 gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MAG_FILTER, gl.LINEAR);
71 gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, gl.LINEAR);
72 var f = new Filter(gl, 'identity-flip-vert', 'identity-frag');
73 gl.blendFunc(gl.ONE, gl.ZERO);
74 f.apply();
75 f.destroy();
76 gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, gl.RGBA, gl.UNSIGNED_BYTE, c);
77 f = new Filter(gl, 'identity-hflip-vert', 'identity-frag');
78 gl.blendFunc(gl.SRC_ALPHA, gl.ONE_MINUS_SRC_ALPHA);
79 f.apply();
80 f.destroy();
81 var valid_targets = [
82 gl.TEXTURE_2D,
83 gl.TEXTURE_CUBE_MAP_POSITIVE_X,
84 gl.TEXTURE_CUBE_MAP_NEGATIVE_X,
85 gl.TEXTURE_CUBE_MAP_POSITIVE_Y,
86 gl.TEXTURE_CUBE_MAP_NEGATIVE_Y,
87 gl.TEXTURE_CUBE_MAP_POSITIVE_Z,
88 gl.TEXTURE_CUBE_MAP_NEGATIVE_Z
89 ];
90 valid_targets.forEach(function(t) {
91 assertOk(function(){gl.texImage2D(t, 0, gl.RGBA, gl.RGBA, gl.UNSIGNED_BY TE, c);});
92 assertOk(function(){gl.texImage2D(t, 1, gl.RGBA, gl.RGBA, gl.UNSIGNED_BY TE, c);});
93 });
94 }
95
96 Tests.testTexImage2DNonSOP = function(gl) {
97 var img = document.getElementById('i2');
98 while (!img.complete) {}
99 var c = document.getElementById('c');
100 var ctx = c.getContext('2d');
101 ctx.drawImage(img,0,0);
102 assertThrowNoGLError(gl, "texImage2D with cross-origin image should throw ex ception.",
103 function(){gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, gl.RGBA, gl.UNSIGNED_B YTE, img);});
104 assertThrowNoGLError(gl, "texImage2D with dirty origin canvas should throw e xception.",
105 function(){gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, gl.RGBA, gl.UNSIGNED_B YTE, c);});
106 }
107
108 Tests.endUnit = function(gl) {
109 }
110
111 </script>
112 <script id="identity-flip-vert" type="x-shader/x-vertex">
113 attribute vec3 Vertex;
114 attribute vec2 Tex;
115
116 varying vec4 texCoord0;
117 void main()
118 {
119 texCoord0 = vec4(Tex.s, 1.0-Tex.t, 0.0, 0.0);
120 gl_Position = vec4(Vertex, 1.0);
121 }
122 </script>
123 <script id="identity-hflip-vert" type="x-shader/x-vertex">
124 attribute vec3 Vertex;
125 attribute vec2 Tex;
126
127 varying vec4 texCoord0;
128 void main()
129 {
130 texCoord0 = vec4(1.0-Tex.s, Tex.t, 0.0, 0.0);
131 gl_Position = vec4(Vertex, 1.0);
132 }
133 </script>
134 <script id="identity-frag" type="x-shader/x-fragment">
135 precision mediump float;
136
137 uniform sampler2D Texture;
138
139 varying vec4 texCoord0;
140 void main()
141 {
142 vec4 c = texture2D(Texture, texCoord0.st);
143 gl_FragColor = c;
144 }
145 </script>
146 </head><body>
147 <canvas id="gl" width="256" height="256"></canvas>
148 <canvas id="c" width="256" height="256"></canvas>
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150 <img id="i2" src="http://mashable.com/wp-content/uploads/2008/08/thunderbird-log o-64x64.png">
151
152 </body></html>
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