| Index: conformance/glsl/variables/gl-fragcoord.html
|
| ===================================================================
|
| --- conformance/glsl/variables/gl-fragcoord.html (revision 0)
|
| +++ conformance/glsl/variables/gl-fragcoord.html (revision 0)
|
| @@ -0,0 +1,85 @@
|
| +<!--
|
| +Copyright (c) 2011 The Chromium Authors. All rights reserved.
|
| +Use of this source code is governed by a BSD-style license that can be
|
| +found in the LICENSE file.
|
| + -->
|
| +<!DOCTYPE html>
|
| +<html>
|
| +<head>
|
| +<meta charset="utf-8">
|
| + <title>gl-fragcoord Test</title>
|
| + <link rel="stylesheet" href="../../../resources/js-test-style.css"/>
|
| + <script src="../../../resources/js-test-pre.js"></script>
|
| + <script src="../../resources/webgl-test.js"> </script>
|
| + <script src="../../resources/webgl-test-utils.js"> </script>
|
| +</head>
|
| +<body>
|
| +<canvas id="example" width="32" height="32">
|
| +</canvas>
|
| +<div id="description"></div>
|
| +<div id="console"></div>
|
| + <script id="vshader" type="x-shader/x-vertex">
|
| + attribute vec4 vPosition;
|
| + void main()
|
| + {
|
| + gl_Position = vPosition;
|
| + }
|
| + </script>
|
| +
|
| + <script id="fshader" type="x-shader/x-fragment">
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| + precision mediump float;
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| + void main()
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| + {
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| + gl_FragColor = vec4(
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| + floor(gl_FragCoord.x * 4.0 / 32.0) / 4.0,
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| + floor(gl_FragCoord.y * 4.0 / 32.0) / 4.0,
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| + floor(gl_FragCoord.z * 4.0) / 4.0,
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| + 1);
|
| + }
|
| + </script>
|
| +
|
| + <script>
|
| + function init()
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| + {
|
| + if (window.initNonKhronosFramework) {
|
| + window.initNonKhronosFramework(false);
|
| + }
|
| +
|
| + wtu = WebGLTestUtils;
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| + gl = initWebGL("example", "vshader", "fshader", [ "vPosition"], [ 0, 0, 0, 1 ], 1);
|
| +
|
| + var vertexObject = gl.createBuffer();
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| + gl.bindBuffer(gl.ARRAY_BUFFER, vertexObject);
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| + gl.bufferData(gl.ARRAY_BUFFER, new Float32Array(
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| + [-1, -1, -1, 1, -1, 0, -1, 1, 0,
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| + -1, 1, 0, 1, -1, 0, 1, 1, 1]),
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| + gl.STATIC_DRAW);
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| + gl.enableVertexAttribArray(0);
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| + gl.vertexAttribPointer(0, 3, gl.FLOAT, false, 0, 0);
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| +
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| + gl.clear(gl.COLOR_BUFFER_BIT | gl.DEPTH_BUFFER_BIT);
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| + gl.drawArrays(gl.TRIANGLES, 0, 6);
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| + wtu.glErrorShouldBe(gl, gl.NO_ERROR, "no errors from draw");
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| +
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| + for (var xx = 0; xx < 32; xx += 4) {
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| + for (var yy = 0; yy < 32; yy += 4) {
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| + var zz = (xx / 64) + (yy / 64);
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| + var color = [
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| + Math.floor(Math.floor(xx * 4.0 / 32.0) / 4 * 256),
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| + Math.floor(Math.floor(yy * 4.0 / 32.0) / 4 * 256),
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| + Math.floor(Math.floor(zz * 4.0) / 4 * 256)
|
| + ];
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| + var msg = "should be " + color;
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| + wtu.checkCanvasRect(
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| + gl, xx, yy, 1, 1, color, msg, 4);
|
| + }
|
| + }
|
| + }
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| +
|
| + init();
|
| + successfullyParsed = true;
|
| + </script>
|
| +<script src="../../../resources/js-test-post.js"></script>
|
| +
|
| +</body>
|
| +</html>
|
|
|
| Property changes on: conformance/glsl/variables/gl-fragcoord.html
|
| ___________________________________________________________________
|
| Added: svn:executable
|
| + *
|
| Added: svn:eol-style
|
| + LF
|
|
|
|
|
Chromium Code Reviews
Issue 8342021:
Add webgl conformance tests r15841. (Closed)
Base URL: svn://chrome-svn/chrome/trunk/deps/third_party/webgl/sdk/tests/