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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>WebGL GLSL Conformance Tests</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-utils.js"></script> |
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15 <script src="../../resources/glsl-conformance-test.js"></script> |
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16 </head> |
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17 <body> |
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18 <div id="description"></div> |
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19 <div id="console"></div> |
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20 <script id="vertexShader" type="text/something-not-javascript"> |
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21 // vertex shader should succeed |
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22 attribute vec4 a_weights; |
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23 varying vec4 v_weights; |
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24 |
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25 void main() { |
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26 v_weights = a_weights; |
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27 gl_Position = vec4(0.0, 0.0, 0.0, 1.0); |
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28 } |
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29 </script> |
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30 <script id="fragmentShader" type="text/something-not-javascript"> |
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31 // fragment shader with appropriately limited indexing expression should succeed |
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32 // http://www.khronos.org/registry/webgl/specs/latest/#SUPPORTED_GLSL_CONSTRUCTS |
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33 precision mediump float; |
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34 |
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35 uniform vec4 u_colors[8]; |
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36 varying vec4 v_weights; |
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37 |
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38 void main() |
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39 { |
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40 vec4 color = vec4(0.0, 0.0, 0.0, 0.0); |
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41 for (int i = 0; i < 4; i++) { |
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42 color += u_colors[i] * v_weights[i]; |
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43 } |
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44 gl_FragColor = color; |
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45 } |
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46 </script> |
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47 <script> |
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48 GLSLConformanceTester.runTest(); |
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49 successfullyParsed = true; |
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50 </script> |
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51 </body> |
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52 </html> |