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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 clamp-gentype 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: "clamp", |
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24 args: "$(type) value, float minValue, float maxValue", |
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25 baseArgs: "value$(field), minValue, maxValue", |
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26 testFunc: "$(func)($(type), float, float)", |
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27 emuFunc: ["float $(func)_base(float value, float minValue, float maxValue) {", |
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28 " return min(max(value, minValue), maxValue);", |
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29 "}"].join("\n"), |
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30 gridRes: 8, |
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31 tests: [ |
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32 ["$(output) = vec4(", |
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33 " $(func)($(input).x * 6.0 - 3.0, -1.5, 1.5) / 3.0 + 0.5,", |
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34 " $(func)($(input).y * 10.0 - 5.0, -2.5, 2.5) / 5.0 + 0.5,", |
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35 " 0,", |
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36 " 1);"].join("\n"), |
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37 ["$(output) = vec4(", |
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38 " $(func)($(input).xy * vec2(6, 10) - vec2(3, 5), -1.5, 2.0) / ", |
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39 " vec2(3.0, 5.0) + vec2(0.5, 0.5),", |
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40 " 0, 1);"].join("\n"), |
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41 ["$(output) = vec4(", |
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42 " $(func)($(input).xyz * vec3(6, 10, 8) - vec3(3, 5, 4), -1.5, 2.0) / ", |
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43 " vec3(3, 5, 4) + vec3(0.5, 0.5, 0.5),", |
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44 " 1);"].join("\n"), |
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45 ["$(output) = ", |
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46 " $(func)($(input) * vec4(6, 10, 8, 4) - vec4(3, 5, 4, 2),", |
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47 " -1.5, 2.2) / vec4(3, 5, 4, 2) + ", |
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48 " vec4(0.5, 0.5, 0.5, 0.5);"].join("\n") |
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49 ] |
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50 }); |
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51 successfullyParsed = true; |
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52 </script> |
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53 </body> |
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54 </html> |
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55 |