| <!-- |
| Copyright (c) 2019 The Khronos Group Inc. |
| Use of this source code is governed by an MIT-style license that can be |
| found in the LICENSE.txt file. |
| --> |
| |
| <!DOCTYPE html> |
| <html> |
| <head> |
| <meta charset="utf-8"> |
| <title>WebGL GLSL Conformance Tests - sampler operands</title> |
| <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> |
| </head> |
| <body> |
| <div id="description"></div> |
| <div id="console"></div> |
| |
| <script> |
| // ESSL(1.00, 3.00, 3.10) section 4.1.7 |
| // Except for array indexing, structure field selection, and |
| // parentheses, samplers are not allowed to be operands in expressions. |
| </script> |
| |
| <script id="samplerAdding" type="x-shader/x-fragment"> |
| // This covers an ANGLE bug. |
| // See https://bugs.chromium.org/p/angleproject/issues/detail?id=2028. |
| uniform sampler2D s1; |
| uniform sampler2D s2; |
| void main() { |
| s1 + s2; |
| } |
| </script> |
| |
| <script> |
| "use strict"; |
| GLSLConformanceTester.runTests([ |
| { fShaderId: 'samplerAdding', |
| fShaderSuccess: false, |
| linkSuccess: false, |
| passMsg: 'Adding on samplers should fail' |
| }, |
| ]); |
| |
| var successfullyParsed = true; |
| </script> |
| </body> |
| </html> |
