dom/canvas/test/webgl-conf/checkout/conformance2/glsl3/array-assign-constructor.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 array constructor assignment 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="fshaderNonConstantConstructorParameter" type="x-shader/x-fragment">#version 300 es
  21 precision mediump float;
  22 uniform int u;
  23
  24 out vec4 my_FragColor;
  25
  26 void main() {
  27     // Test assigning a constructor result as opposed to initializing with a
  28     // constructor result.
  29     int a[3];
  30     a = int[3](0, 1, u);
  31     bool fail = false;
  32     for (int i = 0; i < 2; ++i) {
  33         if (a[i] != i) {
  34             fail = true;
  35         }
  36     }
  37     if (a[2] != u) {
  38         fail = true;
  39     }
  40     my_FragColor = vec4(0.0, (fail ? 0.0 : 1.0), 0.0, 1.0);
  41 }
  42 </script>
  43 <script id="fshaderArrayOfStructs" type="x-shader/x-fragment">#version 300 es
  44 precision mediump float;
  45
  46 out vec4 my_FragColor;
  47
  48 struct S {
  49     int foo;
  50 };
  51
  52 void main() {
  53     // Test assigning a constructor result as opposed to initializing with a
  54     // constructor result.
  55     S a[3];
  56     a = S[3](S(0), S(1), S(2));
  57     bool fail = false;
  58     for (int i = 0; i < 3; ++i) {
  59         if (a[i].foo != i) {
  60             fail = true;
  61         }
  62     }
  63     my_FragColor = vec4(0.0, (fail ? 0.0 : 1.0), 0.0, 1.0);
  64 }
  65 </script>
  66 <script type="application/javascript">
  67 "use strict";
  68 description("Assigning return values of array constructors should work.");
  69 debug("");
  70
  71 // This test only covers cases which are not covered by the dEQP tests.
  72
  73 GLSLConformanceTester.runRenderTests([
  74 {
  75   fShaderId: 'fshaderNonConstantConstructorParameter',
  76   fShaderSuccess: true,
  77   linkSuccess: true,
  78   passMsg: 'Assigning a constructor result',
  79   uniforms: [{name: "u", functionName: "uniform1i", value: 5}]
  80 },
  81 {
  82   fShaderId: 'fshaderArrayOfStructs',
  83   fShaderSuccess: true,
  84   linkSuccess: true,
  85   passMsg: 'Assigning an array of structs'
  86 }
  87 ], 2);
  88 </script>
  89 </body>
  90 </html>
  91