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1 <!-- | |
2 Copyright (c) 2010 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 <html> | |
7 <head> | |
8 <link rel="stylesheet" href="../resources/js-test-style.css"/> | |
9 <script src="../resources/js-test-pre.js"></script> | |
10 <script src="resources/webgl-test.js"></script> | |
11 </head> | |
12 <body> | |
13 <div id="description"></div> | |
14 <div id="console"></div> | |
15 | |
16 <script> | |
17 description("Tests calling the various uniform[Matrix]* APIs with a null uniform
location"); | |
18 | |
19 var gl = create3DContext(); | |
20 var program = loadStandardProgram(gl); | |
21 | |
22 glErrorShouldBe(gl, gl.NO_ERROR); | |
23 shouldBeUndefined("gl.useProgram(program)"); | |
24 var floatArray = new Float32Array([1, 2, 3, 4]); | |
25 var intArray = new Int32Array([1, 2, 3, 4]); | |
26 | |
27 function callUniformFunction(name) { | |
28 var isArrayVariant = (name.charAt(name.length - 1) == 'v'); | |
29 var isMatrix = (name.indexOf("Matrix") != -1); | |
30 var isFloat = | |
31 (name.charAt(name.length - 1) == 'f' || | |
32 name.charAt(name.length - 2) == 'f'); | |
33 var sizeIndex = (isArrayVariant ? name.length - 3 : name.length - 2); | |
34 var size = parseInt(name.substring(sizeIndex, sizeIndex + 1)); | |
35 // Initialize argument list with null uniform location | |
36 var args = [ null ]; | |
37 if (isArrayVariant) { | |
38 // Call variant which takes values as array | |
39 if (isMatrix) { | |
40 size = size * size; | |
41 args.push(false); | |
42 } | |
43 var array = (isFloat ? new Float32Array(size) : new Int32Array(size)); | |
44 for (var i = 0; i < size; i++) { | |
45 array[i] = i; | |
46 } | |
47 args.push(array); | |
48 } else { | |
49 // Call variant which takes values as parameters | |
50 for (var i = 0; i < size; i++) { | |
51 args.push(i); | |
52 } | |
53 } | |
54 var func = gl[name]; | |
55 return func.apply(gl, args); | |
56 } | |
57 | |
58 var funcs = [ "uniform1f", "uniform1fv", "uniform1i", "uniform1iv", | |
59 "uniform2f", "uniform2fv", "uniform2i", "uniform2iv", | |
60 "uniform3f", "uniform3fv", "uniform3i", "uniform3iv", | |
61 "uniform4f", "uniform4fv", "uniform4i", "uniform4iv", | |
62 "uniformMatrix2fv", "uniformMatrix3fv", "uniformMatrix4fv" ]; | |
63 for (var i = 0; i < funcs.length; i++) { | |
64 callString = "callUniformFunction('" + funcs[i] + "')"; | |
65 shouldBeUndefined(callString); | |
66 glErrorShouldBe(gl, gl.NO_ERROR); | |
67 } | |
68 | |
69 successfullyParsed = true; | |
70 </script> | |
71 | |
72 <script src="../resources/js-test-post.js"></script> | |
73 </body> | |
74 </html> | |
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