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Diffstat (limited to 'dom/canvas/test/webgl-conf/checkout/conformance/glsl/misc/shaders-with-constant-expression-loop-conditions.html')
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diff --git a/dom/canvas/test/webgl-conf/checkout/conformance/glsl/misc/shaders-with-constant-expression-loop-conditions.html b/dom/canvas/test/webgl-conf/checkout/conformance/glsl/misc/shaders-with-constant-expression-loop-conditions.html new file mode 100644 index 0000000000..c06de87ef8 --- /dev/null +++ b/dom/canvas/test/webgl-conf/checkout/conformance/glsl/misc/shaders-with-constant-expression-loop-conditions.html @@ -0,0 +1,115 @@ +<!-- +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</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="vertexShaderLiteralLoopCondition" type="text/something-not-javascript"> +attribute vec4 a_position; +void main() +{ + for (int i = 0; i < 5 + 5; i++) { } + gl_Position = a_position; +} +</script> +<script id="fragmentShaderLiteralLoopCondition" type="text/something-not-javascript"> +void main() +{ + for (int i = 0; i < 5 + 5; i++) { } + gl_FragColor = vec4(1.0); +} +</script> +<script id="vertexShaderConstVarLoopCondition" type="text/something-not-javascript"> +attribute vec4 a_position; +void main() +{ + // Explicitly constant variables can be part of a constant expression + const int constVar = 5; + for (int i = 0; i < 5 + constVar; i++) { } + gl_Position = a_position; +} +</script> +<script id="fragmentShaderConstVarLoopCondition" type="text/something-not-javascript"> +void main() +{ + // Explicitly constant variables can be part of a constant expression + const int constVar = 5; + for (int i = 0; i < constVar + 5; i++) { } + gl_FragColor = vec4(1.0); +} +</script> +<script id="vertexShaderNonConstVarLoopCondition" type="text/something-not-javascript"> +attribute vec4 a_position; +void main() +{ + // Despite assigning a constant and not modifying it, nonConstVar is not semantically a constant expression + int nonConstVar = 10; + for (int i = 0; i < nonConstVar; i++) { } + gl_Position = a_position; +} +</script> +<script id="fragmentShaderNonConstVarLoopCondition" type="text/something-not-javascript"> +void main() +{ + // Despite assigning a constant and not modifying it, nonConstVar is not semantically a constant expression + int nonConstVar = 10; + for (int i = 0; i < nonConstVar; i++) { } + gl_FragColor = vec4(1.0); +} +</script> +<script> +"use strict"; +var wtu = WebGLTestUtils; + +var tests = []; +tests.push({ + vShaderSource: wtu.getScript("vertexShaderLiteralLoopCondition"), + vShaderSuccess: true, + fShaderSource: wtu.getScript("fragmentShaderLiteralLoopCondition"), + fShaderSuccess: true, + linkSuccess: true, + passMsg: "Shaders with literals in the loop condition should compile and link.", +}); +tests.push({ + vShaderSource: wtu.getScript("vertexShaderConstVarLoopCondition"), + vShaderSuccess: true, + fShaderSource: wtu.getScript("fragmentShaderConstVarLoopCondition"), + fShaderSuccess: true, + linkSuccess: true, + passMsg: "Shaders with constant variables in the loop condition should compile and link.", +}); +tests.push({ + vShaderSource: wtu.getScript("vertexShaderNonConstVarLoopCondition"), + vShaderSuccess: false, + fShaderSource: wtu.getScript("fragmentShaderLiteralLoopCondition"), + fShaderSuccess: true, + linkSuccess: false, + passMsg: "Vertex shader with non-const variable in the loop condition should fail.", +}); +tests.push({ + vShaderSource: wtu.getScript("vertexShaderLiteralLoopCondition"), + vShaderSuccess: true, + fShaderSource: wtu.getScript("fragmentShaderNonConstVarLoopCondition"), + fShaderSuccess: false, + linkSuccess: false, + passMsg: "Fragment shader with non-const variable in the loop condition should fail.", +}); + +GLSLConformanceTester.runTests(tests); +var successfullyParsed = true; +</script> +</body> +</html> |