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1 <!-- | |
2 Copyright (c) 2009 The Chromium Authors. All rights reserved. | |
3 Use of this source code is governed by a BSD-style license that can be | |
4 found in the LICENSE file. | |
5 --> | |
6 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" | |
7 "http://www.w3.org/TR/html4/loose.dtd"> | |
8 <html> | |
9 <head> | |
10 <meta http-equiv="Content-Type" content="text/html; charset=utf-8"> | |
11 <title>WebGL Unknown Uniform Conformance Test</title> | |
12 <link rel="stylesheet" href="../resources/js-test-style.css"/> | |
13 <script src="../resources/desktop-gl-constants.js" type="text/javascript"></scri
pt> | |
14 <script src="../resources/js-test-pre.js"></script> | |
15 <script src="resources/webgl-test.js"></script> | |
16 </head> | |
17 <body> | |
18 <div id="description"></div> | |
19 <div id="console"></div> | |
20 <canvas id="canvas" width="2" height="2"> </canvas> | |
21 <script id="vshader" type="x-shader/x-vertex"> | |
22 attribute vec4 vPosition; | |
23 void main() | |
24 { | |
25 gl_Position = vPosition; | |
26 } | |
27 </script> | |
28 | |
29 <script id="fshader" type="x-shader/x-fragment"> | |
30 void main() | |
31 { | |
32 gl_FragColor = vec4(1.0,0.0,0.0,1.0); | |
33 } | |
34 </script> | |
35 <script> | |
36 description("Tests that unknown uniforms don't cause errors."); | |
37 | |
38 debug(""); | |
39 debug("Canvas.getContext"); | |
40 | |
41 var gl = initWebGL("example", "vshader", "fshader", [ "vPosition"], [ 0, 0, 0, 1
], 1); | |
42 if (!gl) { | |
43 testFailed("context does not exist"); | |
44 } else { | |
45 testPassed("context exists"); | |
46 | |
47 debug(""); | |
48 | |
49 // Get the location of an unknown uniform. | |
50 var loc = gl.getUniformLocation(gl.program, "someUnknownUniform"); | |
51 assertMsg(loc === null, "location of unknown uniform should be null"); | |
52 glErrorShouldBe(gl, gl.NO_ERROR, | |
53 "there should be no error from getting an unknown uniform"); | |
54 gl.uniform1f(loc, 1); | |
55 glErrorShouldBe(gl, gl.NO_ERROR, | |
56 "there should be no error from trying to set an unknown uniform"); | |
57 } | |
58 | |
59 debug(""); | |
60 successfullyParsed = true; | |
61 | |
62 </script> | |
63 <script src="../resources/js-test-post.js"></script> | |
64 | |
65 <script> | |
66 </script> | |
67 | |
68 </body> | |
69 </html> | |
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