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1 <!-- |
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2 Copyright (c) 2011 The Chromium Authors. All rights reserved. |
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3 Use of this source code is governed by a BSD-style license that can be |
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4 found in the LICENSE file. |
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5 --> |
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6 <!DOCTYPE html> |
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7 <html> |
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8 <head> |
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9 <meta charset="utf-8"> |
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10 <title>GLSL fract function test</title> |
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11 <link rel="stylesheet" href="../../../resources/js-test-style.css"/> |
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12 <link rel="stylesheet" href="../../resources/glsl-feature-tests.css"/> |
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13 <script src="../../../resources/js-test-pre.js"></script> |
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14 <script src="../../resources/webgl-test.js"> </script> |
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15 <script src="../../resources/webgl-test-utils.js"> </script> |
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16 <script src="../../resources/glsl-generator.js"> </script> |
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17 </head> |
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18 <body> |
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19 <div id="description"></div> |
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20 <div id="console"></div> |
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21 <script> |
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22 GLSLGenerator.runFeatureTest({ |
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23 feature: "fract", |
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24 testFunc: "$(func)($(arg0))", |
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25 emuFunc: ["float $(func)_base(float value) {", |
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26 " return value - floor(value);", |
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27 "}"].join("\n"), |
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28 gridRes: 8, |
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29 tests: [ |
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30 ["$(output) = vec4(", |
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31 " $(func)($(input).x * 4.0 - 2.0),", |
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32 " $(func)($(input).y * 4.0 - 2.0),", |
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33 " 0,", |
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34 " 1);"].join("\n"), |
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35 ["$(output) = vec4(", |
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36 " $(func)($(input).xy * 4.0 - vec2(2, 2)),", |
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37 " 0, 1);"].join("\n"), |
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38 ["$(output) = vec4(", |
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39 " $(func)($(input).xyz * 4.0 - vec3(2, 2, 2)),", |
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40 " 1);"].join("\n"), |
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41 ["$(output) = ", |
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42 " $(func)($(input) * 4.0 - vec4(2, 2, 2, 2));"].join("\n") |
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43 ] |
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44 }); |
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45 successfullyParsed = true; |
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46 </script> |
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47 </body> |
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48 </html> |
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49 |