extra/fbo-lost-context.html - Issue 8344024: Remove older revision of webgl conformance tests.

Unified Diff: extra/fbo-lost-context.html

Issue 8344024: Remove older revision of webgl conformance tests. (Closed) Base URL: svn://chrome-svn/chrome/trunk/deps/third_party/webgl/sdk/tests/

Patch Set: Created 9 years, 2 months ago

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Index: extra/fbo-lost-context.html

===================================================================

--- extra/fbo-lost-context.html (revision 106149)

+++ extra/fbo-lost-context.html (working copy)

@@ -1,199 +0,0 @@

-<!--

-Use of this source code is governed by a BSD-style license that can be

-found in the LICENSE file.

- -->

-<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"

- "http://www.w3.org/TR/html4/loose.dtd">

-<html>

-<head>

-<meta charset="utf-8">

-<title>WebGL FBO Lost Context Test</title>

-<link rel="stylesheet" href="../resources/js-test-style.css"/>

-<script src="../resources/desktop-gl-constants.js" type="text/javascript"></script>

-<script src="../../debug/webgl-debug.js"></script>

-<script src="../resources/js-test-pre.js"></script>

-<script src="../conformance/resources/webgl-test.js"></script>

-</head>

-<body>

-<div id="description"></div>

-<div id="console"></div>

-<script id="vshader" type="x-shader/x-vertex">

-attribute vec4 vPosition;

-attribute vec2 texCoord0;

-uniform mat4 world;

-varying vec2 texCoord;

-void main()

- gl_Position = vPosition * world;

- texCoord = texCoord0;

-</script>

-<script id="fshader" type="x-shader/x-fragment">

-precision mediump float;

-uniform sampler2D tex;

-varying vec2 texCoord;

-void main()

- gl_FragColor = texture2D(tex, texCoord);

-</script>

-<canvas id="canvas" width="1024" height="1024"> </canvas>

-<script>

-description("This test is to help see if an WebGL app *can* get lost context.");

-debug("");

-debug("Canvas.getContext");

-var g_worldLoc;

-var g_texLoc;

-var g_textures = [];

-gl = initWebGL("canvas", "vshader", "fshader", [ "vPosition", "texCoord0"], [ 0, 0, 0, 1 ], 1);

-if (!gl) {

- testFailed("context does not exist");

-} else {

- testPassed("context exists");

- debug("");

- debug("Checking for out of memory handling.");

- var size = gl.getParameter(gl.MAX_RENDERBUFFER_SIZE);

- debug("max render buffer size: " + size);

- size = size / 2;

- debug("size used: " + size);

- var allocateFramebuffers = true;

- var itervalId;

- var count = 0;

- gl = WebGLDebugUtils.makeDebugContext(gl, function(err, functionName, args) {

- window.clearInterval(intervalId);

- assertMsg(err == gl.OUT_OF_MEMORY,

- "correctly returns gl.OUT_OF_MEMORY when out of memory");

- finish();

- });

- function createFBO() {

- var tex = gl.createTexture();

- gl.bindTexture(gl.TEXTURE_2D, tex);

- gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, gl.LINEAR);

- gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MAG_FILTER, gl.LINEAR);

- gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_S, gl.CLAMP_TO_EDGE);

- gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_T, gl.CLAMP_TO_EDGE);

- gl.texImage2D(gl.TEXTURE_2D,

- 0, // level

- gl.RGBA, // internalFormat

- size, // width

- size, // height

- 0, // border

- gl.RGBA, // format

- gl.UNSIGNED_BYTE, // type

- null); // data

- var fb = gl.createFramebuffer();

- gl.bindFramebuffer(gl.FRAMEBUFFER, fb);

- gl.framebufferTexture2D(

- gl.FRAMEBUFFER,

- gl.COLOR_ATTACHMENT0,

- gl.TEXTURE_2D,

- tex,

- 0);

- var status = gl.checkFramebufferStatus(gl.FRAMEBUFFER);

- if (status != gl.FRAMEBUFFER_COMPLETE) {

- testFailed("gl.checkFramebufferStatus() returned " + WebGLDebugUtils.glEnumToString(status));

- }

- return { fb: fb, tex: tex };

- }

- gl.disable(gl.DEPTH_TEST);

- var numFBOs = 32;

- for (var ii = 0; ii < numFBOs; ++ii) {

- createFBO();

- var t = createFBO();

- tex = t.tex;

- fb = t.fb;

- gl.bindFramebuffer(gl.FRAMEBUFFER, fb);

- gl.scissor(0, 0, size, size);

- gl.clearColor(0, ii / numFBOs, 1 - ii / numFBOs, 1);

- gl.clear(gl.COLOR_BUFFER_BIT);

- g_textures.push(tex);

- }

- gl.bindFramebuffer(gl.FRAMEBUFFER, null);

- var vertexObject = gl.createBuffer();

- gl.bindBuffer(gl.ARRAY_BUFFER, vertexObject);

- gl.bufferData(gl.ARRAY_BUFFER, new Float32Array([

- -1,1,0, 1,1,0, -1,-1,0,

- -1,-1,0, 1,1,0, 1,-1,0

- ]), gl.STATIC_DRAW);

- gl.enableVertexAttribArray(0);

- gl.vertexAttribPointer(0, 3, gl.FLOAT, false, 0, 0);

- var vertexObject = gl.createBuffer();

- gl.bindBuffer(gl.ARRAY_BUFFER, vertexObject);

- gl.bufferData(gl.ARRAY_BUFFER, new Float32Array([

- 0,0, 1,0, 0,1,

- 0,1, 1,0, 1,1

- ]), gl.STATIC_DRAW);

- gl.enableVertexAttribArray(1);

- gl.vertexAttribPointer(1, 2, gl.FLOAT, false, 0, 0);

- gl.bindTexture(gl.TEXTURE_2D, tex);

- g_texLoc = gl.getUniformLocation(gl.program, "tex");

- gl.uniform1i(g_texLoc, 0);

- g_worldLoc = gl.getUniformLocation(gl.program, "world");

- gl.uniformMatrix4fv(g_worldLoc, false, [

- 0, 0, 0, 0,

- 0, 0, 1, 0,

- 0, 0, 0, 1]);

- gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_S, gl.CLAMP_TO_EDGE);

- gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_T, gl.CLAMP_TO_EDGE);

- gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, gl.LINEAR);

- setInterval(render, 1000/60);

-var g_angle = 0;

-var g_texIndex = 0;

-function render() {

- g_angle += 0.1;

- g_texIndex++;

- if (g_texIndex >= g_textures.length) {

- g_texIndex = 0;

- }

- gl.bindTexture(gl.TEXTURE_2D, g_textures[g_texIndex]);

- gl.uniformMatrix4fv(g_worldLoc, false, rotationZ(g_angle));

- gl.clearColor(1,0,0,1);

- gl.clear(gl.COLOR_BUFFER_BIT | gl.DEPTH_BUFFER_BIT);

- gl.drawArrays(gl.TRIANGLES, 0, 6);

-/**

- * Creates a 4-by-4 matrix which rotates around the z-axis by the given angle.

- * @param {number} angle The angle by which to rotate (in radians).

- * @return {!o3djs.math.Matrix4} The rotation matrix.

- */

-function rotationZ(angle) {

- var c = Math.cos(angle);

- var s = Math.sin(angle);

- return [

- c, s, 0, 0,

- -s, c, 0, 0,

- 0, 0, 1, 0,

- 0, 0, 0, 1

- ];

-};

-debug("");

-successfullyParsed = true;

-</script>

-<script>

-</script>

-</body>

-</html>

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