/content/canvas/test/webgl/conformance/glsl/functions/glsl-function-mix-float.html

http://github.com/zpao/v8monkey · HTML · 53 lines · 47 code · 1 blank · 5 comment · 0 complexity · 500f5ed2e300509d8fda18e6537a4dee MD5 · raw file 

    

  1. <!--
    2. 

  2. Copyright (c) 2011 The Chromium Authors. All rights reserved.
    3. 

  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.  -->
    6. 

  6. <!DOCTYPE html>
    7. 

  7. <html>
    8. 

  8. <head>
    9. 

  9. <meta charset="utf-8">
    10. 

  10.   <title>GLSL mix-float function test</title>
    11. 

  11.   <link rel="stylesheet" href="../../../resources/js-test-style.css"/>
    12. 

  12.   <link rel="stylesheet" href="../../resources/glsl-feature-tests.css"/>
    13. 

  13.   <script src="../../../resources/js-test-pre.js"></script>
    14. 

  14.   <script src="../../resources/webgl-test.js"> </script>
    15. 

  15.   <script src="../../resources/webgl-test-utils.js"> </script>
    16. 

  16.   <script src="../../resources/glsl-generator.js"> </script>
    17. 

  17. </head>
    18. 

  18. <body>
    19. 

  19. <div id="description"></div>
    20. 

  20. <div id="console"></div>
    21. 

  21. <script>
    22. 

  22. GLSLGenerator.runFeatureTest({
    23. 

  23.   feature: "mix",
    24. 

  24.   args: "$(type) startValue, $(type) endValue, float mixValue",
    25. 

  25.   baseArgs: "startValue$(field), endValue$(field), mixValue",
    26. 

  26.   testFunc: "$(func)($(type), $(type), float)",
    27. 

  27.   emuFunc: [
    28. 

  28.     "float $(func)_base(float startValue, float endValue, float mixValue) {",
    29. 

  29.     "  return startValue * (1.0 - mixValue) + endValue * mixValue;",
    30. 

  30.     "}"].join("\n"),
    31. 

  31.   gridRes: 8,
    32. 

  32.   tests: [
    33. 

  33.     ["$(output) = vec4(",
    34. 

  34.      "    $(func)(1.0, 0.0, $(input).x),",
    35. 

  35.      "    ($(func)(-2.0, 3.0, $(input).y) + 2.0) / 5.0,",
    36. 

  36.      "    0,",
    37. 

  37.      "    1);"].join("\n"),
    38. 

  38.     ["$(output) = vec4(",
    39. 

  39.      "    $(func)(vec2(1, -2),  vec2(0, 2), $(input).z), ",
    40. 

  40.      "    0, 1);"].join("\n"),
    41. 

  41.     ["$(output) = vec4(",
    42. 

  42.      "    $(func)(vec3(1, -2, -1), vec3(0, 2, 3), $(input).y),",
    43. 

  43.      "    1);"].join("\n"),
    44. 

  44.     ["$(output) = ",
    45. 

  45.      "    $(func)(vec4(1, -2, -1, 0.5), vec4(0, 2, 3, 1), $(input).w);"
    46. 

  46.     ].join("\n")
    47. 

  47.   ]
    48. 

  48. });
    49. 

  49. successfullyParsed = true;
    50. 

  50. </script>
    51. 

  51. </body>
    52. 

  52. </html>
    53.