| Index: third_party/webgl/sdk/tests/conformance/glsl/samplers/glsl-function-texture2dproj.html
|
| ===================================================================
|
| --- third_party/webgl/sdk/tests/conformance/glsl/samplers/glsl-function-texture2dproj.html (revision 0)
|
| +++ third_party/webgl/sdk/tests/conformance/glsl/samplers/glsl-function-texture2dproj.html (revision 0)
|
| @@ -0,0 +1,120 @@
|
| +<!--
|
| +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>WebGL texture2D GLSL conformance 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="vshader0" type="x-shader/x-vertex">
|
| +attribute vec4 vPosition;
|
| +attribute vec2 texCoord0;
|
| +varying vec2 texCoord;
|
| +void main() {
|
| + gl_Position = vPosition;
|
| + texCoord = texCoord0;
|
| +}
|
| +</script>
|
| +<script id="fshader0" type="x-shader/x-vertex">
|
| +precision mediump float;
|
| +uniform sampler2D tex;
|
| +uniform float divisor;
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| +varying vec2 texCoord;
|
| +void main() {
|
| + gl_FragData[0] = texture2DProj(tex, vec3(texCoord, divisor));
|
| +}
|
| +</script>
|
| +<script id="vshader1" type="x-shader/x-vertex">
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| +attribute vec4 vPosition;
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| +attribute vec2 texCoord0;
|
| +varying vec2 texCoord;
|
| +void main() {
|
| + gl_Position = vPosition;
|
| + texCoord = texCoord0;
|
| +}
|
| +</script>
|
| +<script id="fshader1" type="x-shader/x-vertex">
|
| +precision mediump float;
|
| +uniform sampler2D tex;
|
| +uniform float divisor;
|
| +varying vec2 texCoord;
|
| +void main() {
|
| + gl_FragData[0] = texture2DProj(tex, vec4(texCoord, 123.0, divisor));
|
| +}
|
| +</script>
|
| +<script>
|
| +description("tests GLSL texture2DProj function with");
|
| +
|
| +var wtu = WebGLTestUtils;
|
| +var canvas = document.getElementById("example");
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| +
|
| +var gl = wtu.create3DContext(canvas, {antialias: false});
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| +
|
| +wtu.setupUnitQuad(gl, 0, 1);
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| +var tex = gl.createTexture();
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| +gl.bindTexture(gl.TEXTURE_2D, tex);
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| +gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, gl.NEAREST);
|
| +gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MAG_FILTER, gl.NEAREST);
|
| +gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_S, gl.REPEAT);
|
| +gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_T, gl.REPEAT);
|
| +
|
| +var c = document.createElement("canvas");
|
| +c.width = 16;
|
| +c.height = 16;
|
| +var ctx = c.getContext("2d");
|
| +ctx.fillStyle = "rgb(0,255,0)";
|
| +ctx.fillRect(0, 0, 16, 16);
|
| +ctx.fillStyle = "rgb(0,0,255)";
|
| +ctx.fillRect(0, 0, 8, 8);
|
| +ctx.fillRect(8, 8, 8, 8);
|
| +
|
| +gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, gl.RGBA, gl.UNSIGNED_BYTE, c);
|
| +
|
| +for (var ss = 0; ss < 2; ++ss) {
|
| + debug("");
|
| + debug(ss ? "testing vec4 version" : "testing vec3 version");
|
| + var program = wtu.setupProgram(
|
| + gl,
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| + [wtu.loadShaderFromScript(gl, 'vshader' + ss, gl.VERTEX_SHADER),
|
| + wtu.loadShaderFromScript(gl, 'fshader' + ss, gl.FRAGMENT_SHADER)],
|
| + ['vPosition', 'texCoord0'], [0, 1]);
|
| + gl.useProgram(program);
|
| + var loc = gl.getUniformLocation(program, "divisor");
|
| +
|
| + for (var ii = 0; ii < 3; ++ii) {
|
| + var denominator = Math.pow(2, ii);
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| + gl.uniform1f(loc, 1 / denominator);
|
| + wtu.drawQuad(gl);
|
| + var size = 16 / denominator;
|
| + for (var yy = 0; yy < 32; yy += size) {
|
| + for (var xx = 0; xx < 32; xx += size) {
|
| + var odd = (xx / size + yy / size) % 2;
|
| + var color = odd ? [0, 255, 0, 255] : [0, 0, 255, 255];
|
| + var msg = "" + xx + ", " + yy + ", " + size + ", " + size + " should be " + (odd ? "green" : "blue");
|
| + wtu.checkCanvasRect(gl, xx, yy, size, size, color, msg);
|
| + }
|
| + }
|
| + }
|
| +}
|
| +glErrorShouldBe(gl, gl.NO_ERROR, "Should be no errors.");
|
| +
|
| +successfullyParsed = true;
|
| +
|
| +</script>
|
| +<script src="../../../resources/js-test-post.js"></script>
|
| +
|
| +</body>
|
| +</html>
|
| +
|
| +
|
|
|
| Property changes on: third_party/webgl/sdk/tests/conformance/glsl/samplers/glsl-function-texture2dproj.html
|
| ___________________________________________________________________
|
| Added: svn:eol-style
|
| + LF
|
|
|
|
|
Chromium Code Reviews
Issue 9373009:
Check in webgl conformance tests r16844 from khronos. (Closed)
Base URL: svn://chrome-svn/chrome/trunk/deps/