mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-11-02 07:05:24 +00:00
c6d0549064
Thanks Jon Morton [:jmorton] (jonanin@gmail.com) for polishing patches. --HG-- extra : rebase_source : f27c737653d7844a17530d7c8a0cc38d02bedf59
33 lines
927 B
HTML
33 lines
927 B
HTML
<!DOCTYPE HTML>
|
|
<html>
|
|
<head>
|
|
<title>WebGL in OffscreenCanvas</title>
|
|
</head>
|
|
<body>
|
|
<canvas id="c" width="64" height="64"></canvas>
|
|
<script>
|
|
function ok(expect, msg) {
|
|
parent.postMessage({type: "test", result: !!expect, name: msg}, "*");
|
|
}
|
|
|
|
var htmlCanvas = document.getElementById("c");
|
|
|
|
ok(htmlCanvas, "Should have HTML canvas element");
|
|
|
|
var messageChannel = new MessageChannel();
|
|
messageChannel.port1.onmessage = function(evt) {
|
|
parent.postMessage(evt.data, "*");
|
|
}
|
|
|
|
ok(htmlCanvas.transferControlToOffscreen, "HTMLCanvasElement has transferControlToOffscreen function");
|
|
|
|
var offscreenCanvas = htmlCanvas.transferControlToOffscreen();
|
|
ok(offscreenCanvas, "Expected transferControlToOffscreen to succeed");
|
|
|
|
navigator.serviceWorker.ready.then(function() {
|
|
navigator.serviceWorker.controller.postMessage({test: 'webgl', canvas: offscreenCanvas}, [offscreenCanvas, messageChannel.port2]);
|
|
});
|
|
</script>
|
|
</body>
|
|
</html>
|