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invalid-invariant.html (2199B)

      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>Negative tests for the use of the invariant qualifier and pragma</title>
     12 <link rel="stylesheet" href="../../resources/js-test-style.css"/>
     13 <link rel="stylesheet" href="../../resources/glsl-feature-tests.css"/>
     14 <script src="../../js/js-test-pre.js"></script>
     15 <script src="../../js/webgl-test-utils.js"></script>
     16 <script src="../../js/glsl-conformance-test.js"></script>
     17 </head>
     18 <body>
     19 <div id="description"></div>
     20 <div id="console"></div>
     21 <script id="vertexShaderInvariant" type="text/something-not-javascript">#version 300 es
     22 precision mediump float;
     23 invariant out vec4 v_varying;
     24 
     25 void main()
     26 {
     27    v_varying = vec4(0.0, 0.0, 0.0, 1.0);
     28    gl_Position = v_varying;
     29 }
     30 </script>
     31 <script id="fragmentShaderVariant" type="text/something-not-javascript">#version 300 es
     32 precision mediump float;
     33 
     34 in vec4 v_varying;
     35 out vec4 my_color;
     36 
     37 void main()
     38 {
     39    my_color = v_varying;
     40 }
     41 </script>
     42 <script id="fragmentShaderInputInvariant" type="text/something-not-javascript">#version 300 es
     43 precision mediump float;
     44 
     45 invariant in vec4 v_varying;
     46 out vec4 my_color;
     47 
     48 void main()
     49 {
     50    my_color = v_varying;
     51 }
     52 </script>
     53 <script id="fragmentShaderGlobalInvariant" type="text/something-not-javascript">#version 300 es
     54 #pragma STDGL invariant(all)
     55 precision mediump float;
     56 
     57 in vec4 v_varying;
     58 out vec4 my_color;
     59 
     60 void main()
     61 {
     62    my_color = v_varying;
     63 }
     64 </script>
     65 <script type="application/javascript">
     66 "use strict";
     67 description();
     68 GLSLConformanceTester.runTests([
     69  {
     70    vShaderId: "vertexShaderInvariant",
     71    vShaderSuccess: true,
     72    fShaderId: "fragmentShaderGlobalInvariant",
     73    fShaderSuccess: false,
     74    linkSuccess: false,
     75    passMsg: "fragment shader with global invariant pragma must fail",
     76  },
     77  {
     78    vShaderId: "vertexShaderInvariant",
     79    vShaderSuccess: true,
     80    fShaderId: "fragmentShaderInputInvariant",
     81    fShaderSuccess: false,
     82    linkSuccess: false,
     83    passMsg: "fragment shader with an input variable which is invariant must fail",
     84  },
     85 ], 2);
     86 </script>
     87 </body>
     88 </html>