dom/canvas/test/webgl-conf/checkout/conformance2/glsl3/const-array-init.html

   1 <!--
   2 Copyright (c) 2019 The Khronos Group Inc.
   3 Use of this source code is governed by an MIT-style license that can be
   4 found in the LICENSE.txt file.
   5 -->
   6
   7 <!DOCTYPE html>
   8 <html>
   9 <head>
  10 <meta charset="utf-8">
  11 <title>Constant array initialization test</title>
  12 <link rel="stylesheet" href="../../resources/js-test-style.css"/>
  13 <script src="../../js/js-test-pre.js"></script>
  14 <script src="../../js/webgl-test-utils.js"></script>
  15 <script src="../../js/glsl-conformance-test.js"></script>
  16 </head>
  17 <body>
  18 <div id="description"></div>
  19 <div id="console"></div>
  20 <script id="fshaderGlobalConstArray" type="x-shader/x-fragment">#version 300 es
  21 precision mediump float;
  22 out vec4 my_FragColor;
  23
  24 const vec4 constants[2] = vec4[] (
  25     vec4(0.6, 0.3, 0.0, 3.0),
  26     vec4(-0.6, 0.7, 0.0, -2.0)
  27 );
  28
  29 void main()
  30 {
  31     my_FragColor = constants[0] + constants[1];
  32     return;
  33 }
  34 </script>
  35 <script id="fshaderGlobalConstArrayWithReferenceToConstArray" type="x-shader/x-fragment">#version 300 es
  36 precision mediump float;
  37 out vec4 my_FragColor;
  38
  39 const vec4 constants[2] = vec4[] (
  40     vec4(0.6, 0.3, 0.0, 3.0),
  41     vec4(-0.6, 0.7, 0.0, -2.0)
  42 );
  43
  44 const vec4 constants2[2] = vec4[] (
  45     constants[1],
  46     constants[0]
  47 );
  48
  49 void main()
  50 {
  51     my_FragColor = constants2[0] + constants2[1];
  52     return;
  53 }
  54 </script>
  55 <script id="fshaderGlobalConstArrayInitializedToConstArray" type="x-shader/x-fragment">#version 300 es
  56 precision mediump float;
  57 out vec4 my_FragColor;
  58
  59 const vec4 constants[2] = vec4[] (
  60     vec4(0.6, 0.3, 0.0, 3.0),
  61     vec4(-0.6, 0.7, 0.0, -2.0)
  62 );
  63
  64 const vec4 constants2[2] = constants;
  65
  66 void main()
  67 {
  68     my_FragColor = constants2[0] + constants2[1];
  69     return;
  70 }
  71 </script>
  72 <script type="text/javascript">
  73 "use strict";
  74 description("Test initializing a constant global array");
  75
  76 GLSLConformanceTester.runRenderTests([
  77 {
  78   fShaderId: 'fshaderGlobalConstArray',
  79   fShaderSuccess: true,
  80   linkSuccess: true,
  81   passMsg: "Global constant array with vec4 constructors and literals in the initializer"
  82 },
  83 {
  84   fShaderId: 'fshaderGlobalConstArrayWithReferenceToConstArray',
  85   fShaderSuccess: true,
  86   linkSuccess: true,
  87   passMsg: "Global constant array which indexes another global constant array in the initializer"
  88 },
  89 {
  90   fShaderId: 'fshaderGlobalConstArrayInitializedToConstArray',
  91   fShaderSuccess: true,
  92   linkSuccess: true,
  93   passMsg: "Global constant array initialized to another global constant array"
  94 }
  95 ], 2);
  96 </script>
  97 </body>
  98 </html>