| Index: conformance/limits/gl-min-textures.html
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| ===================================================================
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| --- conformance/limits/gl-min-textures.html (revision 0)
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| +++ conformance/limits/gl-min-textures.html (working copy)
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| +<!--
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| +
|
| +/*
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| +** Copyright (c) 2012 The Khronos Group Inc.
|
| +**
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| +** Permission is hereby granted, free of charge, to any person obtaining a
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| +** copy of this software and/or associated documentation files (the
|
| +** "Materials"), to deal in the Materials without restriction, including
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| +** without limitation the rights to use, copy, modify, merge, publish,
|
| +** distribute, sublicense, and/or sell copies of the Materials, and to
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| +** permit persons to whom the Materials are furnished to do so, subject to
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| +** the following conditions:
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| +**
|
| +** The above copyright notice and this permission notice shall be included
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| +** in all copies or substantial portions of the Materials.
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| +**
|
| +** THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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| +** EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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| +** MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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| +** IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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| +** CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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| +** TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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| +** MATERIALS OR THE USE OR OTHER DEALINGS IN THE MATERIALS.
|
| +*/
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| +
|
| +-->
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| +
|
| +<!DOCTYPE html>
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| +<html>
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| +<head>
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| +<meta charset="utf-8">
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| +<title>WebGL the minimum number of uniforms are supported.</title>
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| +<link rel="stylesheet" href="../../resources/js-test-style.css"/>
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| +<script src="../../resources/js-test-pre.js"></script>
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| +<script src="../resources/webgl-test.js"> </script>
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| +<script src="../resources/webgl-test-utils.js"> </script>
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| +</head>
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| +<body>
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| +<canvas id="example" width="4" height="4" style="width: 40px; height: 30px;"></canvas>
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| +<div id="description"></div>
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| +<div id="console"></div>
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| +<script id="vshader" type="x-shader/x-vertex">
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| +attribute vec4 vPosition;
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| +void main()
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| +{
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| + gl_Position = vPosition;
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| +}
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| +</script>
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| +
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| +<script id="fshader" type="x-shader/x-fragment">
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| +#define NUM_TEXTURES 8 // See spec
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| +precision mediump float;
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| +uniform sampler2D uni[NUM_TEXTURES];
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| +void main()
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| +{
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| + vec4 c = vec4(0,0,0,0);
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| + for (int ii = 0; ii < NUM_TEXTURES; ++ii) {
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| + c += texture2D(uni[ii], vec2(0.5, 0.5));
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| + }
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| + gl_FragColor = c;
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| +}
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| +</script>
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| +<script>
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| +"use strict";
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| +description(document.title);
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| +var wtu = WebGLTestUtils;
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| +var gl = wtu.create3DContext("example");
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| +var program = wtu.setupTexturedQuad(gl);
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| +
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| +//------------------------------------------------------------------------------
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| +var program = wtu.setupProgram(
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| + gl, ['vshader', 'fshader'], ['vPosition'], [0]);
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| +
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| +for (var ii = 0; ii < 8; ++ii) {
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| + var loc = gl.getUniformLocation(program, "uni[" + ii + "]");
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| + gl.activeTexture(gl.TEXTURE0 + ii);
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| + var tex = gl.createTexture();
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| + wtu.fillTexture(gl, tex, 1, 1, [32, 16, 8, ii * 9], 0);
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| + gl.uniform1i(loc, ii);
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| +}
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| +
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| +wtu.clearAndDrawUnitQuad(gl);
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| +glErrorShouldBe(gl, gl.NO_ERROR, "Should be no errors from setup.");
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| +wtu.checkCanvas(gl, [255, 128, 64, 252],
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| + "Should render using all texture units", 1);
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| +
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| +var successfullyParsed = true;
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| +
|
| +</script>
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| +<script src="../../resources/js-test-post.js"></script>
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| +
|
| +</body>
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| +</html>
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| +
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| +
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| Property changes on: conformance/limits/gl-min-textures.html
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| ___________________________________________________________________
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