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Diffstat (limited to 'dom/canvas/test/webgl-conf/checkout/conformance2/context/context-attributes-depth-stencil-antialias-obeyed.html')
-rw-r--r-- | dom/canvas/test/webgl-conf/checkout/conformance2/context/context-attributes-depth-stencil-antialias-obeyed.html | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/dom/canvas/test/webgl-conf/checkout/conformance2/context/context-attributes-depth-stencil-antialias-obeyed.html b/dom/canvas/test/webgl-conf/checkout/conformance2/context/context-attributes-depth-stencil-antialias-obeyed.html new file mode 100644 index 0000000000..7cd91959f0 --- /dev/null +++ b/dom/canvas/test/webgl-conf/checkout/conformance2/context/context-attributes-depth-stencil-antialias-obeyed.html @@ -0,0 +1,89 @@ +<!-- +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"> +<link rel="stylesheet" href="../../resources/js-test-style.css"/> +<script src="../../js/js-test-pre.js"></script> +</head> +<body> +<div id="description"></div> +<div id="console"></div> +<script> +"use strict"; + +function getWebGL(attribs) { + var canvas = document.createElement("canvas"); + if (!canvas) + return null; + + // We can't use wtu.create3DContext because it defaults to antialias=false. + var names = ["webgl2"]; + var gl = null; + for (var i = 0; i < names.length; ++i) { + try { + gl = canvas.getContext(names[i], attribs); + } catch (e) { + } + if (gl) { + break; + } + } + if (!gl) + return null; + return gl; +} + +function testAttribs(attribs) { + var antialias, depth, stencil; + if (!attribs) { + antialias = true; + depth = true; + stencil = false; + debug("Testing default attributes: { antialias: true, depth: true, stencil:false }"); + } else { + antialias = attribs.antialias; + depth = attribs.depth; + stencil = attribs.stencil; + debug("Testing specified attributes: { antialias: " + antialias + ", depth: " + depth + ", stencil: " + stencil + " }"); + } + var gl = getWebGL(attribs); + if (!gl) { + testFailed("Fail to create a context"); + return; + } + var actual_attribs = gl.getContextAttributes(); + if (antialias != actual_attribs.antialias) + testFailed("antialias = " + antialias + " is not obeyed") + if (depth != actual_attribs.depth) + testFailed("depth = " + depth + " is not obeyed") + if (stencil != actual_attribs.stencil) + testFailed("stencil = " + stencil + " is not obeyed") + if (antialias == actual_attribs.antialias && + depth == actual_attribs.depth && + stencil == actual_attribs.stencil) { + testPassed("Context created with the correct antialias, depth, and stencil."); + } +} + +description('Verify WebGLContextAttributes are working as specified, including depth, stencil, antialias'); +testAttribs(null); // Default attribs +testAttribs({antialias: true, depth: true, stencil: true}); +testAttribs({antialias: false, depth: true, stencil: true}); +testAttribs({antialias: true, depth: false, stencil: true}); +testAttribs({antialias: false, depth: false, stencil: true}); +testAttribs({antialias: true, depth: true, stencil: false}); +testAttribs({antialias: false, depth: true, stencil: false}); +testAttribs({antialias: true, depth: false, stencil: false}); +testAttribs({antialias: false, depth: false, stencil: false}); + +var successfullyParsed = true; +</script> +<script src="../../js/js-test-post.js"></script> +</body> +</html> |