uniform-block-layouts.html (1457B)
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>Disallowed uniform block layouts</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="fshaderPackedUniformBlock" type="x-shader/x-fragment">#version 300 es 21 precision mediump float; 22 23 out vec4 my_FragColor; 24 layout(packed) uniform foo { 25 vec4 bar; 26 }; 27 28 void main() { 29 my_FragColor = bar; 30 } 31 </script> 32 <script id="fshaderSharedUniformBlock" type="x-shader/x-fragment">#version 300 es 33 precision mediump float; 34 35 out vec4 my_FragColor; 36 layout(shared) uniform foo { 37 vec4 bar; 38 }; 39 40 void main() { 41 my_FragColor = bar; 42 } 43 </script> 44 <script type="application/javascript"> 45 "use strict"; 46 description("WebGL does not allow interface blocks with shared or packed layouts."); 47 48 GLSLConformanceTester.runTests([ 49 { 50 fShaderId: 'fshaderPackedUniformBlock', 51 fShaderSuccess: false, 52 passMsg: 'Packed uniform buffers are disallowed' 53 }, 54 { 55 fShaderId: 'fshaderSharedUniformBlock', 56 fShaderSuccess: false, 57 passMsg: 'Shared uniform buffers are disallowed' 58 } 59 ], 2); 60 </script> 61 </body> 62 </html>