diff options
| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
| commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
| tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /dom/canvas/test/webgl-conf/checkout/extra/readpixels-after-alert.html | |
| parent | Initial commit. (diff) | |
| download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip | |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'dom/canvas/test/webgl-conf/checkout/extra/readpixels-after-alert.html')
| -rw-r--r-- | dom/canvas/test/webgl-conf/checkout/extra/readpixels-after-alert.html | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/dom/canvas/test/webgl-conf/checkout/extra/readpixels-after-alert.html b/dom/canvas/test/webgl-conf/checkout/extra/readpixels-after-alert.html new file mode 100644 index 0000000000..0fbb9cb159 --- /dev/null +++ b/dom/canvas/test/webgl-conf/checkout/extra/readpixels-after-alert.html @@ -0,0 +1,65 @@ +<!-- +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 Behavior After Alert and Read Pixels 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> +<canvas id="canvas" width="100" height="100"> </canvas> +<div id="description">Verify WebGL behavior after an alert and then a readPixels()</div> +<div id="console"></div> +<script> +"use strict"; + +function checkPixels(buf, width, height, thresh) { + for (var yy = 0; yy < height; ++yy) { + for (var xx = 0; xx < width; ++xx) { + var offset = (yy * width + xx) * 4; + if (Math.abs(buf[offset] - 255) > thresh || + Math.abs(buf[offset + 1] - 0) > thresh || + Math.abs(buf[offset + 2] - 0) > thresh) { + testFailed("Checking pixels"); + return false; + } + } + } + testPassed("Checking pixels"); + return true; +} + +var wtu = WebGLTestUtils; +var gl = wtu.create3DContext("canvas"); +gl.clearColor(1, 0, 0, 1); +gl.clear(gl.COLOR_BUFFER_BIT); +wtu.glErrorShouldBe(gl, gl.NO_ERROR, "setup should succeed"); + +wtu.checkCanvas(gl, [255, 0, 0, 255], undefined, 3); + +alert("Click me to continue"); + +wtu.glErrorShouldBe(gl, gl.NO_ERROR, "setup should succeed"); +wtu.checkCanvas(gl, [255, 0, 0, 255], undefined, 3); + +alert("Click me to continue"); + +gl.clearColor(1, 0, 0, 1); +gl.clear(gl.COLOR_BUFFER_BIT); +wtu.checkCanvas(gl, [255, 0, 0, 255], undefined, 3); + +debug(""); +var successfullyParsed = true; +</script> +<script src="../js/js-test-post.js"></script> + +</body> +</html> |