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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
| commit | 6bf0a5cb5034a7e684dcc3500e841785237ce2dd (patch) | |
| tree | a68f146d7fa01f0134297619fbe7e33db084e0aa /dom/canvas/test/webgl-conf/checkout/extra/out-of-resources.html | |
| parent | Initial commit. (diff) | |
| download | thunderbird-upstream.tar.xz thunderbird-upstream.zip | |
Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'dom/canvas/test/webgl-conf/checkout/extra/out-of-resources.html')
| -rw-r--r-- | dom/canvas/test/webgl-conf/checkout/extra/out-of-resources.html | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/dom/canvas/test/webgl-conf/checkout/extra/out-of-resources.html b/dom/canvas/test/webgl-conf/checkout/extra/out-of-resources.html new file mode 100644 index 0000000000..8e88c1ebfd --- /dev/null +++ b/dom/canvas/test/webgl-conf/checkout/extra/out-of-resources.html @@ -0,0 +1,120 @@ +<!-- +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>WebGL Out Of Resources Test</title> +<link rel="stylesheet" href="../resources/js-test-style.css"/> +<script src="../../devtools/src/debug/webgl-debug.js"></script> +<script src="../js/js-test-pre.js"></script> +<script src="../js/webgl-test-utils.js"></script> +</head> +<body> +<div id="description"></div> +<div id="console"></div> +<canvas id="canvas" width="2" height="2"> </canvas> +<canvas id="canvas2" width="2" height="2"> </canvas> +<script> +"use strict"; +wtu = WebGLTestUtils; +window.onload = init; +debug("Tests a WebGL program that tries to use all of vram."); + +function init() { + if (confirm( + "After clicking OK your machine may become unresponsive or crash.")) { + main(); + } else { + debug("cancelled"); + } +} + +function main() { + debug(""); + debug("Canvas.getContext"); + + var gl = wtu.create3DContext("canvas"); + if (!gl) { + testFailed("context does not exist"); + } else { + testPassed("context exists"); + + var program = wtu.setupColorQuad(gl); + gl.useProgram(program); + + debug(""); + debug("Checking for out of memory handling."); + + var size = gl.getParameter(gl.MAX_RENDERBUFFER_SIZE); + debug("max render buffer size: " + size); + + var allocateFramebuffers = true; + var itervalId; + var count = 0; + + gl = WebGLDebugUtils.makeDebugContext(gl, function(err, functionName, args) { + assertMsg(err == gl.OUT_OF_MEMORY, + "correctly returns gl.OUT_OF_MEMORY when out of memory"); + stop("got: " + wtu.glEnumToString(gl, err)); + }); + + var fbos = []; + + intervalId = window.setInterval(function() { + ++count; + var mem = count * size * size * 4; + debug("#" + count + " : memory allocated so far " + (mem / 1024 / 1024) + "MB"); + var tex = gl.createTexture(); + gl.bindTexture(gl.TEXTURE_2D, tex); + 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.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 err = gl.getError(); + if (err != gl.NO_ERROR) { + stop("got error: " + wtu.glEnumToString(gl, err)); + return; + } + if (allocateFramebuffers) { + 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) { + stop("got: " + wtu.glEnumToString(gl, status)); + return; + } + // use the framebuffer + wtu.drawFloatColorQuad(gl, [1, Math.random(), 1, 1]); + } + }, 200); + + function stop(msg) { + debug(msg); + window.clearInterval(intervalId); + finishTest(); + } + } +} +</script> +</body> +</html> |