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<!--
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">
<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;
void main() {
$(type) a, b;
$(type) c = (b = $(initializer), a = b);
gl_FragColor = $(asVec4);
}
</script>
<script>
"use strict";
description("Verifies expression lists in declarator initializers work correctly.");
var tests = [];
var wtu = WebGLTestUtils;
var typeInfos = [
{ type: 'float', initializer: '1.0', asVec4: 'vec4(0.0,$(var),0.0,1.0)' },
{ type: 'vec2', initializer: 'vec2(0.0, 1.0)', asVec4: 'vec4($(var),0.0,1.0)' },
{ type: 'vec3', initializer: 'vec3(0.0, 1.0, 0.0)', asVec4: 'vec4($(var),1.0)' },
{ type: 'vec4', initializer: 'vec4(0.0, 1.0, 0.0, 1.0)', asVec4: '$(var)' },
{ type: 'int', initializer: '1', asVec4: 'vec4(0.0,$(var),0.0,1.0)' },
{ type: 'ivec2', initializer: 'ivec2(0, 1)', asVec4: 'vec4($(var),0.0,1.0)' },
{ type: 'ivec3', initializer: 'ivec3(0, 1, 0)', asVec4: 'vec4($(var),1.0)' },
{ type: 'ivec4', initializer: 'ivec4(0, 1, 0, 1)', asVec4: 'vec4($(var))' },
{ type: 'bool', initializer: 'true', asVec4: 'vec4(0.0,$(var),0.0,1.0)' },
{ type: 'bvec2', initializer: 'bvec2(false, true)', asVec4: 'vec4($(var),0.0,1.0)' },
{ type: 'bvec3', initializer: 'bvec3(false, true, false)', asVec4: 'vec4($(var),1.0)' },
{ type: 'bvec4', initializer: 'bvec4(false,true,false,true)',asVec4: 'vec4($(var))' },
];
// Ensure that each variable is properly initialized to green, not just c.
['a', 'b', 'c'].forEach(function(varName) {
typeInfos.forEach(function (typeInfo) {
var replaceParams = {
type: typeInfo.type,
initializer: typeInfo.initializer,
asVec4: wtu.replaceParams(typeInfo.asVec4, {var: varName}),
};
tests.push({
fShaderSource: wtu.replaceParams(wtu.getScript('fragmentShader'), replaceParams),
passMsg: typeInfo.type + ' with contents of ' + varName + ' rendered',
fShaderSuccess: true,
linkSuccess: true,
render:true
});
});
});
GLSLConformanceTester.runTests(tests);
var successfullyParsed = true;
</script>
</body>
</html>
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