| <!DOCTYPE html> |
| <!-- DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. --> |
| <title>OffscreenCanvas test: 2d.drawImage.9arg.destsize</title> |
| <meta name="timeout" content="long"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="/html/canvas/resources/canvas-tests.js"></script> |
| |
| <h1>2d.drawImage.9arg.destsize</h1> |
| <p class="desc"></p> |
| |
| |
| <script> |
| var t = async_test(""); |
| var t_pass = t.done.bind(t); |
| var t_fail = t.step_func(function(reason) { |
| throw reason; |
| }); |
| t.step(function() { |
| |
| var offscreenCanvas = new OffscreenCanvas(100, 50); |
| var ctx = offscreenCanvas.getContext('2d'); |
| |
| ctx.fillStyle = '#f00'; |
| ctx.fillRect(0, 0, 100, 50); |
| var promise1 = new Promise(function(resolve, reject) { |
| var xhr = new XMLHttpRequest(); |
| xhr.open("GET", '/images/red.png'); |
| xhr.responseType = 'blob'; |
| xhr.send(); |
| xhr.onload = function() { |
| resolve(xhr.response); |
| }; |
| }); |
| var promise2 = new Promise(function(resolve, reject) { |
| var xhr = new XMLHttpRequest(); |
| xhr.open("GET", '/images/green.png'); |
| xhr.responseType = 'blob'; |
| xhr.send(); |
| xhr.onload = function() { |
| resolve(xhr.response); |
| }; |
| }); |
| Promise.all([promise1, promise2]).then(function(response1, response2) { |
| var promise3 = createImageBitmap(response1); |
| var promise4 = createImageBitmap(response2); |
| Promise.all([promise3, promise4]).then(function(bitmap1, bitmap2) { |
| ctx.drawImage(bitmap2, 1, 1, 1, 1, 0, 0, 100, 50); |
| ctx.drawImage(bitmap1, 0, 0, 100, 50, -50, 0, 50, 50); |
| ctx.drawImage(bitmap1, 0, 0, 100, 50, 100, 0, 50, 50); |
| ctx.drawImage(bitmap1, 0, 0, 100, 50, 0, -25, 100, 25); |
| ctx.drawImage(bitmap1, 0, 0, 100, 50, 0, 50, 100, 25); |
| _assertPixelApprox(offscreenCanvas, 0,0, 0,255,0,255, "0,0", "0,255,0,255", 2); |
| _assertPixelApprox(offscreenCanvas, 99,0, 0,255,0,255, "99,0", "0,255,0,255", 2); |
| _assertPixelApprox(offscreenCanvas, 0,49, 0,255,0,255, "0,49", "0,255,0,255", 2); |
| _assertPixelApprox(offscreenCanvas, 99,49, 0,255,0,255, "99,49", "0,255,0,255", 2); |
| }, t_fail); |
| }).then(t_pass, t_fail); |
| |
| }); |
| </script> |
