dom/canvas/test/webgl-conf/checkout/conformance2/glsl3/const-struct-from-array-as-function-parameter.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>GLSL passing struct from a const array into a function parameter bug</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="fShaderTest" type="x-shader/x-fragment">#version 300 es
  21
  22 precision highp float;
  23 struct S { float member; };
  24
  25 const S s[2] = S[]( S(1.), S(2.));
  26
  27 bool useStruct( S s) { return s.member > 0.0; }
  28
  29 out vec4 outColor;
  30
  31 void main( void )
  32 {
  33     outColor = vec4(0.0, 0.0, 0.0, 1.0);
  34     for (int i = 0; i < 2; ++i) {
  35         if (useStruct(s[i])) {
  36             outColor.g++;
  37         }
  38     }
  39 }
  40 </script>
  41 <script type="application/javascript">
  42 "use strict";
  43 description();
  44
  45 // Covers bug:
  46 // http://crbug.com/871434
  47
  48 GLSLConformanceTester.runTests([
  49 {
  50   fShaderId: 'fShaderTest',
  51   fShaderSuccess: true,
  52   linkSuccess: true,
  53   passMsg: 'Passing a struct from a dynamically indexed const array into a non-const function parameter should work.',
  54   render: true
  55 }
  56 ], 2);
  57 </script>
  58 </body>
  59 </html>