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const-array-init.html (2425B)

      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>