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| 1 <!DOCTYPE html> | |
| 2 <!-- DO NOT EDIT! This test has been generated by tools/gentest.py. --> | |
| 3 <title>OffscreenCanvas test: 2d.drawImage.9arg.sourcepos</title> | |
| 4 <script src="/resources/testharness.js"></script> | |
| 5 <script src="/resources/testharnessreport.js"></script> | |
| 6 <script src="/common/canvas-tests.js"></script> | |
| 7 | |
| 8 <h1>2d.drawImage.9arg.sourcepos</h1> | |
| 9 <p class="desc"></p> | |
| 10 | |
| 11 | |
| 12 <script> | |
| 13 var t = async_test(""); | |
| 14 t.step(function() { | |
| 15 | |
| 16 var offscreenCanvas = new OffscreenCanvas(100, 50); | |
| 17 var ctx = offscreenCanvas.getContext('2d'); | |
| 18 | |
| 19 ctx.fillStyle = '#f00'; | |
| 20 ctx.fillRect(0, 0, 100, 50); | |
| 21 var promise = new Promise(function(resolve, reject) { | |
| 22 var xhr = new XMLHttpRequest(); | |
| 23 xhr.open("GET", '/images/rgrg-256x256.png'); | |
| 24 xhr.responseType = 'blob'; | |
| 25 xhr.send(); | |
| 26 xhr.onload = function() { | |
| 27 resolve(xhr.response); | |
| 28 }; | |
| 29 }); | |
| 30 promise.then(function(response) { | |
| 31 ctx.drawImage(response, 140, 20, 100, 50, 0, 0, 100, 50); | |
| 32 _assertPixelApprox(offscreenCanvas, 0,0, 0,255,0,255, "0,0", "0,255,0,255",
2); | |
| 33 _assertPixelApprox(offscreenCanvas, 99,0, 0,255,0,255, "99,0", "0,255,0,255"
, 2); | |
| 34 _assertPixelApprox(offscreenCanvas, 0,49, 0,255,0,255, "0,49", "0,255,0,255"
, 2); | |
| 35 _assertPixelApprox(offscreenCanvas, 99,49, 0,255,0,255, "99,49", "0,255,0,25
5", 2); | |
| 36 }); | |
| 37 | |
| 38 t.done(); | |
| 39 | |
| 40 }); | |
| 41 </script> | |
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