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| 1 <!DOCTYPE html> | |
| 2 <style> | |
| 3 canvas { | |
| 4 width: 100px; | |
| 5 height: 100px; | |
| 6 image-rendering: pixelated; | |
| 7 } | |
| 8 </style> | |
| 9 <body> | |
| 10 <!-- The resulting image should be 100x100, consisting of 4 50x50 blocks of
solid color, with no blurring of edges --> | |
| 11 <canvas width="2" height="2"></canvas> | |
| 12 </body> | |
| 13 <script> | |
| 14 // Ignore the render tree. | |
| 15 if (window.testRunner) | |
| 16 window.testRunner.dumpAsTextWithPixelResults(); | |
| 17 | |
| 18 var canvas; | |
| 19 var imageHandle; | |
| 20 canvas = document.getElementsByTagName("canvas")[0].getContext("2d"); | |
| 21 canvas.width = 2; | |
| 22 canvas.height = 2; | |
| 23 imageHandle = canvas.createImageData(2, 2); | |
| 24 | |
| 25 var index = 0; | |
| 26 var length = imageHandle.data.length; | |
| 27 | |
| 28 imageHandle.data[index++] = 255; | |
| 29 imageHandle.data[index++] = 0; | |
| 30 imageHandle.data[index++] = 0; | |
| 31 imageHandle.data[index++] = 255; | |
| 32 | |
| 33 imageHandle.data[index++] = 0; | |
| 34 imageHandle.data[index++] = 255; | |
| 35 imageHandle.data[index++] = 0; | |
| 36 imageHandle.data[index++] = 255; | |
| 37 | |
| 38 imageHandle.data[index++] = 0; | |
| 39 imageHandle.data[index++] = 0; | |
| 40 imageHandle.data[index++] = 255; | |
| 41 imageHandle.data[index++] = 255; | |
| 42 | |
| 43 imageHandle.data[index++] = 0; | |
| 44 imageHandle.data[index++] = 0; | |
| 45 imageHandle.data[index++] = 0; | |
| 46 imageHandle.data[index++] = 255; | |
| 47 | |
| 48 canvas.putImageData(imageHandle, 0, 0); | |
| 49 </script> | |
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