summaryrefslogtreecommitdiffstats
path: root/dom/canvas/test/webgl-conf/checkout/extra/point-no-attributes-stress.html
diff options
context:
space:
mode:
Diffstat (limited to 'dom/canvas/test/webgl-conf/checkout/extra/point-no-attributes-stress.html')
-rw-r--r--dom/canvas/test/webgl-conf/checkout/extra/point-no-attributes-stress.html82
1 files changed, 82 insertions, 0 deletions
diff --git a/dom/canvas/test/webgl-conf/checkout/extra/point-no-attributes-stress.html b/dom/canvas/test/webgl-conf/checkout/extra/point-no-attributes-stress.html
new file mode 100644
index 000000000..dcb2a272c
--- /dev/null
+++ b/dom/canvas/test/webgl-conf/checkout/extra/point-no-attributes-stress.html
@@ -0,0 +1,82 @@
+<!--
+
+/*
+** Copyright (c) 2014 The Khronos Group Inc.
+**
+** Permission is hereby granted, free of charge, to any person obtaining a
+** copy of this software and/or associated documentation files (the
+** "Materials"), to deal in the Materials without restriction, including
+** without limitation the rights to use, copy, modify, merge, publish,
+** distribute, sublicense, and/or sell copies of the Materials, and to
+** permit persons to whom the Materials are furnished to do so, subject to
+** the following conditions:
+**
+** The above copyright notice and this permission notice shall be included
+** in all copies or substantial portions of the Materials.
+**
+** THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+** EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+** MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+** IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+** CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+** TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+** MATERIALS OR THE USE OR OTHER DEALINGS IN THE MATERIALS.
+*/
+
+-->
+
+<!DOCTYPE html>
+<html>
+<head>
+<meta charset="utf-8">
+<link rel="stylesheet" href="../resources/js-test-style.css"/>
+<script src="../js/js-test-pre.js"></script>
+<script src="../js/webgl-test-utils.js"></script>
+<script id="vshader" type="x-shader/x-vertex">
+void main()
+{
+ gl_PointSize = 1.0;
+ gl_Position = vec4(0.0, 0.0, 0.0, 1.0);
+}
+</script>
+
+<script id="fshader" type="x-shader/x-fragment">
+precision mediump float;
+
+void main()
+{
+ gl_FragColor = vec4(0.0, 1.0, 0.0, 1.0);
+}
+</script>
+</head>
+<body>
+<canvas id="testbed" width="1" height="1" style="width: 100px; height: 100px;"></canvas>
+<div id="description"></div>
+<div id="console"></div>
+<script>
+"use strict";
+description('Stress test drawing a huge number of points without enabling any attributes');
+
+debug('This test stresses drawing a large number of points and workarounds created to run WebGL with simulated attrib 0');
+
+if (confirm('After clicking OK your machine may become unresponsive or crash.')) {
+ var wtu = WebGLTestUtils;
+ var gl = wtu.create3DContext('testbed');
+
+ var program1 = wtu.setupProgram(gl, ['vshader', 'fshader']);
+
+ gl.enable(gl.BLEND);
+
+ debug('Draw 2^31 points with a shader that takes no attributes and verify it fills the whole canvas.');
+
+ gl.drawArrays(gl.POINTS, 0, Math.pow(2, 31) - 1);
+ wtu.glErrorShouldBe(gl, gl.NO_ERROR);
+ wtu.checkCanvas(gl, [0, 255, 0, 255]);
+}
+
+var successfullyParsed = true;
+</script>
+<script src="../js/js-test-post.js"></script>
+
+</body>
+</html>