<!--
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>Constant array initialization test</title>
<link rel="stylesheet" href="../../resources/js-test-style.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="fshaderGlobalConstArray" type="x-shader/x-fragment">#version 300 es
precision mediump float;
out vec4 my_FragColor;

const vec4 constants[2] = vec4[] (
    vec4(0.6, 0.3, 0.0, 3.0),
    vec4(-0.6, 0.7, 0.0, -2.0)
);

void main()
{
    my_FragColor = constants[0] + constants[1];
    return;
}
</script>
<script id="fshaderGlobalConstArrayWithReferenceToConstArray" type="x-shader/x-fragment">#version 300 es
precision mediump float;
out vec4 my_FragColor;

const vec4 constants[2] = vec4[] (
    vec4(0.6, 0.3, 0.0, 3.0),
    vec4(-0.6, 0.7, 0.0, -2.0)
);

const vec4 constants2[2] = vec4[] (
    constants[1],
    constants[0]
);

void main()
{
    my_FragColor = constants2[0] + constants2[1];
    return;
}
</script>
<script id="fshaderGlobalConstArrayInitializedToConstArray" type="x-shader/x-fragment">#version 300 es
precision mediump float;
out vec4 my_FragColor;

const vec4 constants[2] = vec4[] (
    vec4(0.6, 0.3, 0.0, 3.0),
    vec4(-0.6, 0.7, 0.0, -2.0)
);

const vec4 constants2[2] = constants;

void main()
{
    my_FragColor = constants2[0] + constants2[1];
    return;
}
</script>
<script type="text/javascript">
"use strict";
description("Test initializing a constant global array");

GLSLConformanceTester.runRenderTests([
{
  fShaderId: 'fshaderGlobalConstArray',
  fShaderSuccess: true,
  linkSuccess: true,
  passMsg: "Global constant array with vec4 constructors and literals in the initializer"
},
{
  fShaderId: 'fshaderGlobalConstArrayWithReferenceToConstArray',
  fShaderSuccess: true,
  linkSuccess: true,
  passMsg: "Global constant array which indexes another global constant array in the initializer"
},
{
  fShaderId: 'fshaderGlobalConstArrayInitializedToConstArray',
  fShaderSuccess: true,
  linkSuccess: true,
  passMsg: "Global constant array initialized to another global constant array"
}
], 2);
</script>
</body>
</html>
