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| /* |
| ** Copyright (c) 2014 The Khronos Group Inc. |
| ** |
| ** Permission is hereby granted, free of charge, to any person obtaining a |
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| --> |
| <!DOCTYPE html> |
| <html> |
| <head> |
| <meta charset="utf-8"> |
| <link rel="stylesheet" href="../../../resources/js-test-style.css" /> |
| <link rel="stylesheet" href="../../../resources/glsl-feature-tests.css" /> |
| <script src="../../../js/js-test-pre.js"></script> |
| <script src="../../../js/webgl-test-utils.js"></script> |
| <script src="../../../js/glsl-conformance-test.js"></script> |
| <title></title> |
| </head> |
| <body> |
| <div id="description"></div> |
| <div id="console"></div> |
| <script id="fragmentShader" type="text/something-not-javascript"> |
| precision mediump float; |
| struct S { $(type) t; }; |
| void main() { |
| S a; |
| a.t = $(initializer); |
| S b = $(operator)a; // Unary operators not allowed |
| gl_FragColor = $(fragColor); |
| } |
| </script> |
| <script> |
| "use strict"; |
| description("This test verifies that unary operators +, ++, -, --, !, and ~ do not work on structures. Per the spec, field selectors, equality and assignment are the only operators allowed on structures."); |
| var tests = []; |
| var wtu = WebGLTestUtils; |
| var operators = ['+', '++', '-', '--', '!', '~'] |
| var typeInfos = [ |
| { type: 'float', initializer: '1.0', fragColor: 'vec4(0.0, b.t, 0.0, 1.0)' }, |
| { type: 'vec2', initializer: 'vec2(0.0, 1.0)', fragColor: 'vec4(b.t, 0.0, 1.0)' }, |
| { type: 'vec3', initializer: 'vec3(0.0, 1.0, 0.0)', fragColor: 'vec4(b.t, 1.0)' }, |
| { type: 'vec4', initializer: 'vec4(0.0, 1.0, 0.0, 1.0)', fragColor: 'b.t' }, |
| { type: 'int', initializer: '1', fragColor: 'vec4(0.0, b.t, 0.0, 1.0)' }, |
| { type: 'ivec2', initializer: 'ivec2(0, 1)', fragColor: 'vec4(b.t, 0.0, 1.0)' }, |
| { type: 'ivec3', initializer: 'ivec3(0, 1, 0)', fragColor: 'vec4(b.t, 1.0)' }, |
| { type: 'ivec4', initializer: 'ivec4(0, 1, 0, 1)', fragColor: 'vec4(b.t)' }, |
| { type: 'bool', initializer: 'true', fragColor: 'vec4(0.0, b.t, 0.0, 1.0)' }, |
| { type: 'bvec2', initializer: 'bvec2(false, true)', fragColor: 'vec4(b.t, 0.0, 1.0)' }, |
| { type: 'bvec3', initializer: 'bvec3(false, true, false)', fragColor: 'vec4(b.t, 1.0)' }, |
| { type: 'bvec4', initializer: 'bvec4(false,true,false,true)',fragColor: 'vec4(b.t)' }, |
| ]; |
| operators.forEach(function (operator) { |
| typeInfos.forEach(function (typeInfo) { |
| var replaceParams = { |
| initializer: typeInfo.initializer, |
| type: typeInfo.type, |
| fragColor: typeInfo.fragColor, |
| operator: operator, |
| }; |
| tests.push({ |
| fShaderSource: wtu.replaceParams(wtu.getScript('fragmentShader'), replaceParams), |
| passMsg: 'Unary operator ' + operator + ' cannot be used on a struct with a ' + typeInfo.type, |
| fShaderSuccess: false, |
| linkSuccess: false |
| }); |
| }); |
| }); |
| GLSLConformanceTester.runTests(tests); |
| var successfullyParsed = true; |
| </script> |
| </body> |
| </html> |
