| Index: content/test/data/gpu/pixel_offscreenCanvas_2d_resize_on_worker.html
|
| diff --git a/content/test/data/gpu/pixel_offscreenCanvas_2d_resize_on_worker.html b/content/test/data/gpu/pixel_offscreenCanvas_2d_resize_on_worker.html
|
| new file mode 100644
|
| index 0000000000000000000000000000000000000000..91efd142d231984632ac16ff73fbea91426468cd
|
| --- /dev/null
|
| +++ b/content/test/data/gpu/pixel_offscreenCanvas_2d_resize_on_worker.html
|
| @@ -0,0 +1,77 @@
|
| +<!DOCTYPE HTML>
|
| +
|
| +<!-- READ BEFORE UPDATING:
|
| +If this test is updated make sure to increment the "revision" value of the
|
| +associated test in content/test/gpu/gpu_tests/pixel_test_pages.py. This will ensure
|
| +that the baseline images are regenerated on the next run.
|
| +-->
|
| +
|
| +<html>
|
| +<head>
|
| +<title>OffscreenCanvas2d.commit with resizing: red rectangle in the middle.</title>
|
| +<style type="text/css">
|
| +.nomargin {
|
| + margin: 0px auto;
|
| +}
|
| +</style>
|
| +<script id="myWorker" type="text/worker">
|
| +self.onmessage = function(e) {
|
| + var transfered = e.data;
|
| +
|
| + // Resize offscreenCanvas from 200X200 to 40X50.
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| + transfered.width = 40;
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| + transfered.height = 50;
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| + var ctx2d = transfered.getContext('2d');
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| +
|
| + // The resultant image should be 100X80 red-color rectangle in the middle
|
| + // of green background.
|
| + ctx2d.fillStyle = "green";
|
| + ctx2d.fillRect(0, 0, transfered.width, transfered.height);
|
| + ctx2d.fillStyle = "red";
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| + ctx2d.fillRect(10, 10, 20, 20);
|
| + ctx2d.commit();
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| +
|
| + self.postMessage("");
|
| +};
|
| +</script>
|
| +<script>
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| +var g_swapsBeforeAck = 15;
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| +
|
| +function makeWorker(script)
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| +{
|
| + var blob = new Blob([script]);
|
| + return new Worker(URL.createObjectURL(blob));
|
| +}
|
| +
|
| +function waitForFinish()
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| +{
|
| + if (g_swapsBeforeAck == 0) {
|
| + domAutomationController.setAutomationId(1);
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| + domAutomationController.send("SUCCESS");
|
| + } else {
|
| + g_swapsBeforeAck--;
|
| + document.getElementById('container').style.zIndex = g_swapsBeforeAck + 1;
|
| + window.webkitRequestAnimationFrame(waitForFinish);
|
| + }
|
| +}
|
| +
|
| +function main()
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| +{
|
| + var canvas2D = document.getElementById("c");
|
| + var offscreenCanvas = canvas2D.transferControlToOffscreen();
|
| + var worker = makeWorker(document.getElementById("myWorker").textContent);
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| + worker.onmessage = function (e) {
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| + waitForFinish();
|
| + };
|
| + worker.postMessage(offscreenCanvas, [offscreenCanvas]);
|
| +}
|
| +</script>
|
| +</head>
|
| +<body onload="main()">
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| +<div style="position:relative; width:200px; height:200px; background-color:white">
|
| +</div>
|
| +<div id="container" style="position:absolute; top:0px; left:0px">
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| +<canvas id="c" width="200" height="200" class="nomargin"></canvas>
|
| +</div>
|
| +</body>
|
| +</html>
|
|
|
Chromium Code Reviews
Issue 2588053003:
Make OffscreenCanvas resizable (Closed)
