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cabee82044
Backed out changeset 82320c900699 (bug 801176) Backed out changeset 624fb8512ba5 (bug 801176) Backed out changeset a2a7b1c4dc5b (bug 801176) Backed out changeset e210473d793c (bug 801176) Backed out changeset 0fb279e041e1 (bug 801176) Backed out changeset c090dc98c670 (bug 801176) Backed out changeset fc509e59a0cd (bug 801176) Backed out changeset 134a8c56335a (bug 801176) Backed out changeset 2022afa9aef2 (bug 801176)
63 lines
1.6 KiB
HTML
63 lines
1.6 KiB
HTML
<!DOCTYPE HTML>
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<html>
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<head>
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<title>WebGL in OffscreenCanvas</title>
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<script src="/tests/SimpleTest/SimpleTest.js"></script>
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<link rel="stylesheet" href="/tests/SimpleTest/test.css">
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</head>
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<body>
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<canvas id="c" width="64" height="64"></canvas>
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<canvas id="c-ref" width="64" height="64"></canvas>
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<script>
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SimpleTest.waitForExplicitFinish();
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function testToDataURL() {
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// testing toDataURL
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// Fill c-ref with green color.
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var c = document.getElementById("c-ref");
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var ctx = c.getContext("2d");
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ctx.rect(0, 0, 64, 64);
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ctx.fillStyle = "#00FF00";
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ctx.fill();
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var htmlCanvas = document.getElementById("c");
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ok(c.toDataURL() == htmlCanvas.toDataURL(), "toDataURL should return a 64x64 green square");
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}
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function runTest() {
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var htmlCanvas = document.getElementById("c");
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var worker = new Worker("offscreencanvas.js");
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ok(htmlCanvas, "Should have HTML canvas element");
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ok(worker, "Web worker successfully created");
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worker.onmessage = function(evt) {
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var msg = evt.data || {};
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if (msg.type == "test") {
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ok(msg.result, msg.name);
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}
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if (msg.type == "finish") {
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testToDataURL();
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worker.terminate();
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SimpleTest.finish();
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}
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}
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ok(htmlCanvas.transferControlToOffscreen, "HTMLCanvasElement has transferControlToOffscreen function");
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var offscreenCanvas = htmlCanvas.transferControlToOffscreen();
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ok(offscreenCanvas, "Expected transferControlToOffscreen to succeed");
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worker.postMessage({test: 'webgl', canvas: offscreenCanvas}, [offscreenCanvas]);
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}
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SpecialPowers.pushPrefEnv({'set': [
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['gfx.offscreencanvas.enabled', true],
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['webgl.force-enabled', true],
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]}, runTest);
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</script>
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</body>
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</html>
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