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comparison: content/canvas/test/webgl-conformance/conformance/glsl/functions/glsl-function-cos.html
content/canvas/test/webgl-conformance/conformance/glsl/functions/glsl-function-cos.html
- branch
- TOR_BUG_9701
- changeset 11
- deefc01c0e14
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| -1:000000000000 | 0:875766c14190 |
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| 1 <!-- | |
| 2 Copyright (c) 2011 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> | |
| 7 <html> | |
| 8 <head> | |
| 9 <meta charset="utf-8"> | |
| 10 <title>GLSL cos function test</title> | |
| 11 <link rel="stylesheet" href="../../../resources/js-test-style.css"/> | |
| 12 <link rel="stylesheet" href="../../resources/glsl-feature-tests.css"/> | |
| 13 <script src="../../../resources/js-test-pre.js"></script> | |
| 14 <script src="../../resources/webgl-test.js"> </script> | |
| 15 <script src="../../resources/webgl-test-utils.js"> </script> | |
| 16 <script src="../../resources/glsl-generator.js"> </script> | |
| 17 </head> | |
| 18 <body> | |
| 19 <div id="description"></div> | |
| 20 <div id="console"></div> | |
| 21 <script> | |
| 22 | |
| 23 var piConstants = [ | |
| 24 "const float kPI = 3.14159265358979323846;", | |
| 25 "const float kHalfPI = (kPI * 0.5);", | |
| 26 "const float k2PI = (kPI * 2.0);" | |
| 27 ].join("\n"); | |
| 28 | |
| 29 var kPI = Math.PI; | |
| 30 var kHalfPI = Math.PI * 0.5; | |
| 31 var k2PI = Math.PI * 2.0; | |
| 32 var cos = Math.cos; // shorthand | |
| 33 | |
| 34 GLSLGenerator.runReferenceImageTest({ | |
| 35 feature: "cos", | |
| 36 args: "$(type) value", | |
| 37 testFunc: "$(func)($(type))", | |
| 38 gridRes: 8, | |
| 39 tolerance: 3, | |
| 40 extra: piConstants, | |
| 41 tests: [ | |
| 42 { | |
| 43 source: ["$(output) = vec4(", | |
| 44 " $(func)($(input).x * kHalfPI + kHalfPI),", | |
| 45 " $(func)($(input).y * kHalfPI),", | |
| 46 " 0,", | |
| 47 " 1);"].join("\n"), | |
| 48 generator: function(x, y, z, w) { | |
| 49 return [ cos(x * kHalfPI + kHalfPI), | |
| 50 cos(y * kHalfPI), | |
| 51 0, | |
| 52 1 ]; | |
| 53 }, | |
| 54 }, | |
| 55 { | |
| 56 source: ["$(output) = vec4(", | |
| 57 " $(func)($(input).xy * vec2(kPI, k2PI)) * 0.5 + vec2(0.5, 0.5),", | |
| 58 " 0, 1);"].join("\n"), | |
| 59 generator: function(x, y, z, w) { | |
| 60 return [ cos(x * kPI) * 0.5 + 0.5, | |
| 61 cos(y * k2PI) * 0.5 + 0.5, | |
| 62 0, | |
| 63 1 ]; | |
| 64 }, | |
| 65 }, | |
| 66 { | |
| 67 // FIXME: for some reason, this test requires a higher tolerance when run in a vertex shader. | |
| 68 source: ["$(output) = vec4(", | |
| 69 " $(func)($(input).xyz * vec3(kPI, k2PI, 4.0)) * ", | |
| 70 " 0.5 + vec3(0.5, 0.5, 0.5),", | |
| 71 " 1);"].join("\n"), | |
| 72 generator: function(x, y, z, w) { | |
| 73 return [ cos(x * kPI) * 0.5 + 0.5, | |
| 74 cos(y * k2PI) * 0.5 + 0.5, | |
| 75 cos(z * 4.0) * 0.5 + 0.5, | |
| 76 1 ]; | |
| 77 }, | |
| 78 tolerance: 7, | |
| 79 }, | |
| 80 { | |
| 81 source: ["$(output) = ", | |
| 82 " $(func)($(input) * vec4(k2PI, 4.0, kHalfPI, kPI)) *", | |
| 83 " 0.5 + vec4(0.5, 0.5, 0.5, 1);", | |
| 84 ].join("\n"), | |
| 85 generator: function(x, y, z, w) { | |
| 86 return [ cos(x * k2PI) * 0.5 + 0.5, | |
| 87 cos(y * 4.0) * 0.5 + 0.5, | |
| 88 cos(z * kHalfPI) * 0.5 + 0.5, | |
| 89 cos(w * kPI) * 0.5 + 1.0 ]; | |
| 90 }, | |
| 91 }, | |
| 92 ] | |
| 93 }); | |
| 94 successfullyParsed = true; | |
| 95 </script> | |
| 96 </body> | |
| 97 </html> | |
| 98 |
