<!--
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>GLSL array equality test with structs containing arrays</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>
<!--
Structure array comparisons are detailed in the ESSL 3.00 spec section 5.7
-->
<script id="fshader-same-struct" type="x-shader/x-fragment">#version 300 es
precision mediump float;
out vec4 color;

struct MyStruct {
    bool a[2];
};

void main() {
    MyStruct b;
    b.a[0] = true;
    b.a[1] = false;

    MyStruct c;
    c.a[0] = true;
    c.a[1] = false;

    color = b == c ? vec4(0, 1.0, 0, 1.0) : vec4(1.0, 0, 0, 1.0);
}
</script>
<script id="fshader-different-struct" type="x-shader/x-fragment">#version 300 es
precision mediump float;
out vec4 color;

struct MyStruct {
    bool a[2];
};

void main() {
    MyStruct b;
    b.a[0] = true;
    b.a[1] = true;

    MyStruct c;
    c.a[0] = true;
    c.a[1] = false;

    color = b != c ? vec4(0, 1.0, 0, 1.0) : vec4(1.0, 0, 0, 1.0);
}
</script>
<script type="application/javascript">
"use strict";
description("Comparing structs containing arrays should work.");
debug("");

GLSLConformanceTester.runRenderTests([
{
  fShaderId: 'fshader-same-struct',
  fShaderSuccess: true,
  linkSuccess: true,
  passMsg: 'Comparing two structs containing arrays with the same values should equal to each other'
},
{
  fShaderId: 'fshader-different-struct',
  fShaderSuccess: true,
  linkSuccess: true,
  passMsg: 'Comparing two structs containing arrays with different values should not equal to each other'
},
], 2);

</script>
</body>
</html>