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| <!DOCTYPE html> |
| <html> |
| <head> |
| <meta charset="utf-8"> |
| <title>Test for OffscreenCanvas TransferToImageBitmap</title> |
| <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 src="../../js/tests/tex-image-and-sub-image-utils.js"></script> |
| <script src="../../js/tests/offscreencanvas-transfer-image-bitmap.js"></script> |
| </head> |
| <body> |
| <div id="description"></div> |
| <div id="console"></div> |
| <script id='myWorker' type='text/worker'> |
| self.onmessage = function(e) { |
| var canvas = new OffscreenCanvas(128, 128); |
| var gl = canvas.getContext("webgl"); |
| gl.clearColor(1.0, 1.0, 0.0, 1.0); |
| gl.clear(gl.COLOR_BUFFER_BIT); |
| var image = canvas.transferToImageBitmap(); |
| |
| self.postMessage({ bitmap: image }, |
| [ image ]); |
| }; |
| </script> |
| <script> |
| "use strict"; |
| description("This test ensures that the transferToImageBitmap function of OffscreenCanvas webgl context is functional."); |
| if (!window.OffscreenCanvas) { |
| testPassed("No OffscreenCanvas support"); |
| finishTest(); |
| } else { |
| var blob = new Blob([document.getElementById('myWorker').textContent]); |
| var worker = new Worker(URL.createObjectURL(blob)); |
| |
| worker.onmessage = function(msg) { |
| testTransferToImageBitmap("webgl", msg.data.bitmap); |
| finishTest(); |
| } |
| worker.postMessage("Start Worker"); |
| } |
| </script> |
| </body> |
| </html> |
