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| /* |
| ** Copyright (c) 2014 The Khronos Group Inc. |
| ** |
| ** Permission is hereby granted, free of charge, to any person obtaining a |
| ** copy of this software and/or associated documentation files (the |
| ** "Materials"), to deal in the Materials without restriction, including |
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| ** The above copyright notice and this permission notice shall be included |
| ** in all copies or substantial portions of the Materials. |
| ** |
| ** THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
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| ** IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY |
| ** CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
| ** TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
| ** MATERIALS OR THE USE OR OTHER DEALINGS IN THE MATERIALS. |
| */ |
| |
| --> |
| |
| <!-- author: Jamie Madill (jmadill at chromium) --> |
| |
| <!DOCTYPE html> |
| <html> |
| <head> |
| <meta charset="utf-8"> |
| <title>Struct Scope Test</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 id="shader-vs-1" type="x-shader/x-vertex"> |
| void main(void) { |
| |
| gl_Position = vec4(0.0, 0.0, 0.0, 1.0); |
| |
| { |
| struct T { |
| int v1; |
| }; |
| |
| T x; |
| gl_Position.x += float(x.v1); |
| } |
| |
| { |
| struct T { |
| float v2; |
| }; |
| |
| T x; |
| gl_Position.x += x.v2; |
| } |
| |
| } |
| </script> |
| |
| <script id="shader-vs-2" type="x-shader/x-vertex"> |
| void main(void) { |
| |
| gl_Position = vec4(0.0, 0.0, 0.0, 1.0); |
| |
| struct T { |
| int v1; |
| }; |
| |
| T x; |
| gl_Position.x += float(x.v1); |
| |
| { |
| struct T { |
| float v2; |
| }; |
| |
| T x; |
| gl_Position.x += x.v2; |
| } |
| |
| } |
| </script> |
| |
| <script id="shader-vs-3" type="x-shader/x-vertex"> |
| void main(void) { |
| |
| gl_Position = vec4(0.0, 0.0, 0.0, 1.0); |
| |
| { |
| struct T { |
| int v1; |
| }; |
| |
| T x; |
| gl_Position.x += float(x.v1); |
| } |
| |
| struct T { |
| float v2; |
| }; |
| |
| T x; |
| gl_Position.x += x.v2; |
| } |
| </script> |
| |
| <script id="shader-vs-bad" type="x-shader/x-vertex"> |
| void main(void) { |
| |
| gl_Position = vec4(0.0, 0.0, 0.0, 1.0); |
| |
| struct T { |
| int v1; |
| }; |
| |
| T x; |
| gl_Position.x += float(x.v1); |
| |
| struct T { |
| float v2; |
| }; |
| |
| T y; |
| gl_Position.x += y.v2; |
| } |
| </script> |
| |
| <script id="shader-vs-anglebug" type="x-shader/x-vertex"> |
| |
| struct T_0 { |
| int v1; |
| }; |
| |
| void main(void) { |
| |
| gl_Position = vec4(0.0, 0.0, 0.0, 1.0); |
| |
| struct T { |
| float v2; |
| }; |
| |
| T_0 x; |
| gl_Position.x += float(x.v1); |
| |
| T y; |
| gl_Position.x += y.v2; |
| } |
| </script> |
| |
| <script id="shader-vs-masked-struct-variable" type="x-shader/x-vertex"> |
| |
| struct T { |
| float f; |
| }; |
| |
| void main(void) { |
| |
| T a; |
| |
| gl_Position = vec4(0.0, 0.0, 0.0, 1.0); |
| |
| struct T { |
| float q; |
| }; |
| |
| gl_Position.x += a.f; |
| |
| T b; |
| gl_Position.x += b.q; |
| } |
| </script> |
| |
| <script id="shader-fs" type="x-shader/x-fragment"> |
| precision mediump float; |
| void main(void) { |
| gl_FragColor = vec4(1.0, 0.0, 0.0, 1.0); |
| } |
| </script> |
| |
| <script> |
| "use strict"; |
| description("Testing struct definition scope"); |
| |
| var wtu = WebGLTestUtils; |
| GLSLConformanceTester.runTests([ |
| { |
| vShaderId: "shader-vs-1", |
| vShaderSuccess: true, |
| fShaderId: "shader-fs", |
| fShaderSuccess: true, |
| linkSuccess: true, |
| passMsg: "Two structs defined within non-overlapping scopes should be able to use the same name", |
| }, |
| { |
| vShaderId: "shader-vs-2", |
| vShaderSuccess: true, |
| fShaderId: "shader-fs", |
| fShaderSuccess: true, |
| linkSuccess: true, |
| passMsg: "A struct defined inside a scope overrides a struct defined in a outer scope with the same name", |
| }, |
| { |
| vShaderId: "shader-vs-3", |
| vShaderSuccess: true, |
| fShaderId: "shader-fs", |
| fShaderSuccess: true, |
| linkSuccess: true, |
| passMsg: "A struct can use the same name of another out-of-scope struct", |
| }, |
| { |
| vShaderId: "shader-vs-bad", |
| vShaderSuccess: false, |
| fShaderId: "shader-fs", |
| fShaderSuccess: true, |
| linkSuccess: false, |
| passMsg: "A struct can't be defined with the same name as another struct defined in the same scope", |
| }, |
| { |
| vShaderId: "shader-vs-anglebug", |
| vShaderSuccess: true, |
| fShaderId: "shader-fs", |
| fShaderSuccess: true, |
| linkSuccess: true, |
| passMsg: "Structs with appended underscored numbers don't cause link errors (ANGLE bug)", |
| }, |
| { |
| vShaderId: "shader-vs-masked-struct-variable", |
| vShaderSuccess: true, |
| fShaderId: "shader-fs", |
| fShaderSuccess: true, |
| linkSuccess: true, |
| passMsg: "Variables of masked outer scope struct work with inner scope struct", |
| }, |
| ]); |
| |
| debug(""); |
| var successfullyParsed = true; |
| </script> |
| </body> |
| </html> |
