dom/canvas/test/webgl-conf/checkout/conformance/glsl/misc/ternary-operators-in-initializers.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.
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   6 <!DOCTYPE html>
   7 <html>
   8 <head>
   9 <meta charset="utf-8">
  10 <link rel="stylesheet" href="../../../resources/js-test-style.css" />
  11 <link rel="stylesheet" href="../../../resources/glsl-feature-tests.css" />
  12 <script src="../../../js/js-test-pre.js"></script>
  13 <script src="../../../js/webgl-test-utils.js"></script>
  14 <script src="../../../js/glsl-conformance-test.js"></script>
  15 <title></title>
  16 </head>
  17 <body>
  18 <div id="description"></div>
  19 <div id="console"></div>
  20 <script id="intFragShader" type="text/something-not-javascript">
  21 void main() {
  22     int i = 2, j = (i > 1) ? 1 : 0;
  23     gl_FragColor = vec4(0.0, j, 0.0, 1.0);
  24 }
  25 </script>
  26 <script id="ivec2FragShader" type="text/something-not-javascript">
  27 void main() {
  28     ivec2 i = ivec2(2, 0), j = (i.x > 1) ? ivec2(0, 1) : ivec2(0, 0);
  29     gl_FragColor = vec4(j, 0.0, 1.0);
  30 }
  31 </script>
  32 <script id="ivec3FragShader" type="text/something-not-javascript">
  33 void main() {
  34     ivec3 i = ivec3(0, 2, 0), j = (i.y > 1) ? ivec3(0, 1, 0) : ivec3(0, 0, 0);
  35     gl_FragColor = vec4(j, 1.0);
  36 }
  37 </script>
  38 <script id="ivec4FragShader" type="text/something-not-javascript">
  39 void main() {
  40     ivec4 i = ivec4(0.0, 0.0, 2.0, 0.0), j = (i.z > 1) ? ivec4(0, 1, 0, 1) : ivec4(0, 0, 0, 1);
  41     gl_FragColor = vec4(j);
  42 }
  43 </script>
  44 <script id="floatFragShader" type="text/something-not-javascript">
  45 void main() {
  46     precision mediump float;
  47     float i = 2.0, j = (i > 1.0) ? 1.0 : 0.0;
  48     gl_FragColor = vec4(0.0, j, 0.0, 1.0);
  49 }
  50 </script>
  51 <script id="vec2FragShader" type="text/something-not-javascript">
  52 void main() {
  53     precision mediump float;
  54     vec2 i = vec2(2.0, 0.0), j = (i.x > 1.0) ? vec2(0.0, 1.0) : vec2(0.0, 0.0);
  55     gl_FragColor = vec4(j, 0.0, 1.0);
  56 }
  57 </script>
  58 <script id="vec3FragShader" type="text/something-not-javascript">
  59 void main() {
  60     precision mediump float;
  61     vec3 i = vec3(0.0, 2.0, 0.0), j = (i.y > 1.0) ? vec3(0.0, 1.0, 0.0) : vec3(0.0, 0.0, 0.0);
  62     gl_FragColor = vec4(j, 1.0);
  63 }
  64 </script>
  65 <script id="vec4FragShader" type="text/something-not-javascript">
  66 void main() {
  67     precision mediump float;
  68     vec4 i = vec4(0.0, 0.0, 2.0, 0.0), j = (i.z > 1.0) ? vec4(0.0, 1.0, 0.0, 1.0) : vec4(0.0, 0.0, 0.0, 1.0);
  69     gl_FragColor = j;
  70 }
  71 </script>
  72 <script id="boolFragShader" type="text/something-not-javascript">
  73 void main() {
  74     bool i = true, j = i ? true : false;
  75     gl_FragColor = vec4(0.0, j, 0.0, 1.0);
  76 }
  77 </script>
  78 <script id="bvec2FragShader" type="text/something-not-javascript">
  79 void main() {
  80     bvec2 i = bvec2(true, false), j = i.x ? bvec2(false, true) : bvec2(false, false);
  81     gl_FragColor = vec4(j, 0.0, 1.0);
  82 }
  83 </script>
  84 <script id="bvec3FragShader" type="text/something-not-javascript">
  85 void main() {
  86     bvec3 i = bvec3(false, true, false), j = i.y ? bvec3(false, true, false) : bvec3(false, false, false);
  87     gl_FragColor = vec4(j, 1.0);
  88 }
  89 </script>
  90 <script id="bvec4FragShader" type="text/something-not-javascript">
  91 void main() {
  92     bvec4 i = bvec4(false, false, true, true), j = i.z ? bvec4(false, true, false, true) : bvec4(false, false, false, true);
  93     gl_FragColor = vec4(j);
  94 }
  95 </script>
  96 <script>
  97 "use strict";
  98 description("This test verifies initializers with ternary operators correctly initialize all variables.");
  99 // Test fragment shaders are of the form
 100 //     void main() {
 101 //         {type} i = {initializer}, j = {ternary test using i that succeeds} ? : {green} : {black};
 102 //         gl_FragColor = vec4(...); // Emit green so that test will pass
 103 //     }
 104 // The fragment shader must compile and link with the default vertex shader. J must be able to use the values of I as well as have its own
 105 // values properly initialized.
 106 var tests = [
 107     { fShaderId: 'intFragShader', passMsg: 'Ternary operator in integer initalization', fShaderSuccess: true, linkSuccess: true, render: true },
 108     { fShaderId: 'ivec2FragShader', passMsg: 'Ternary operator in ivec2 initalization', fShaderSuccess: true, linkSuccess: true, render: true },
 109     { fShaderId: 'ivec3FragShader', passMsg: 'Ternary operator in ivec3 initalization', fShaderSuccess: true, linkSuccess: true, render: true },
 110     { fShaderId: 'ivec4FragShader', passMsg: 'Ternary operator in ivec4 initalization', fShaderSuccess: true, linkSuccess: true, render: true },
 111     { fShaderId: 'floatFragShader', passMsg: 'Ternary operator in float initalization', fShaderSuccess: true, linkSuccess: true, render: true },
 112     { fShaderId: 'vec2FragShader', passMsg: 'Ternary operator in vec2 initalization', fShaderSuccess: true, linkSuccess: true, render: true },
 113     { fShaderId: 'vec3FragShader', passMsg: 'Ternary operator in vec3 initalization', fShaderSuccess: true, linkSuccess: true, render: true },
 114     { fShaderId: 'vec4FragShader', passMsg: 'Ternary operator in vec4 initalization', fShaderSuccess: true, linkSuccess: true, render: true },
 115     { fShaderId: 'boolFragShader', passMsg: 'Ternary operator in bool initalization', fShaderSuccess: true, linkSuccess: true, render: true },
 116     { fShaderId: 'bvec2FragShader', passMsg: 'Ternary operator in bvec2 initalization', fShaderSuccess: true, linkSuccess: true, render: true },
 117     { fShaderId: 'bvec3FragShader', passMsg: 'Ternary operator in bvec3 initalization', fShaderSuccess: true, linkSuccess: true, render: true },
 118     { fShaderId: 'bvec4FragShader', passMsg: 'Ternary operator in bvec4 initalization', fShaderSuccess: true, linkSuccess: true, render: true },
 119 ];
 120 GLSLConformanceTester.runTests(tests);
 121 var successfullyParsed = true;
 122 </script>
 123 </body>
 124 </html>