| <!DOCTYPE html> |
| <title>Canvas test: 2d.imageData.get.order.cols</title> |
| <script src="../tests.js"></script> |
| <link rel="stylesheet" href="../tests.css"> |
| <body> |
| <p id="passtext">Pass</p> |
| <p id="failtext">Fail</p> |
| <p class="output">These images should be identical:</p> |
| <canvas id="c" class="output" width="100" height="50"><p class="fallback">FAIL (fallback content)</p></canvas> |
| |
| <ul id="d"></ul> |
| <script> |
| _addTest(function(canvas, ctx) { |
| |
| ctx.fillStyle = '#fff'; |
| ctx.fillRect(0, 0, 100, 50); |
| ctx.fillStyle = '#000'; |
| ctx.fillRect(0, 0, 2, 50); |
| var imgdata = ctx.getImageData(0, 0, 10, 10); |
| _assertSame(imgdata.data[0], 0, "imgdata.data[\""+(0)+"\"]", "0"); |
| _assertSame(imgdata.data[Math.round(imgdata.width/2*4)], 255, "imgdata.data[Math.round(imgdata.width/2*4)]", "255"); |
| _assertSame(imgdata.data[Math.round((imgdata.height/2)*imgdata.width*4)], 0, "imgdata.data[Math.round((imgdata.height/2)*imgdata.width*4)]", "0"); |
| |
| |
| }); |
| </script> |
| |
