| <svg style="display: block; width: 0; height: 0"> |
| <defs> |
| <filter id="crop" primitiveUnits="objectBoundingBox"> |
| <femerge x="0" y="0" width="50%" height="40%"> |
| <femergenode in="SourceGraphic"></femergenode> |
| </femerge> |
| </filter> |
| </defs> |
| </svg> |
| <canvas id="canvas" width="100" height="100"></canvas> |
| <script> |
| function runTest() { |
| if (window.testRunner) { |
| testRunner.waitUntilDone(); |
| testRunner.setBackingScaleFactor(2, function() { |
| var canvas = document.getElementById('canvas'); |
| var ctx = canvas.getContext('2d'); |
| ctx.filter = 'url(#crop)'; |
| ctx.fillStyle = '#0f0'; |
| ctx.fillRect(0, 0, 90, 90); |
| testRunner.notifyDone(); |
| }); |
| } |
| } |
| |
| window.onload = runTest; |
| </script> |