| <!DOCTYPE html> |
| <title>Canvas test: 2d.transformation.rotate.wrapnegative</title> |
| <script src="../tests.js"></script> |
| <link rel="stylesheet" href="../tests.css"> |
| <link rel="prev" href="2d.transformation.rotate.wrap.html" title="2d.transformation.rotate.wrap"> |
| <link rel="next" href="2d.transformation.rotate.nonfinite.html" title="2d.transformation.rotate.nonfinite"> |
| <body class="show_output"> |
| <p> |
| <a href="2d.transformation.rotate.wrap.html" accesskey="p" title="[p] 2d.transformation.rotate.wrap"><</a> |
| <a href="index.html">[index]</a> |
| <a href="2d.transformation.rotate.nonfinite.html" accesskey="n" title="[n] 2d.transformation.rotate.nonfinite">></a> |
| <h1><a href="index.2d.html">2d</a>.<a href="index.2d.transformation.html">transformation</a>.<a href="index.2d.transformation.rotate.html">rotate</a>.wrapnegative</h1> |
| <p class="desc">rotate() wraps large negative values correctly</p> |
| <div class="refs">References: |
| <ul> |
| <li><a href="spec.html#testrefs.2d.transformation.rotate">2d.transformation.rotate</a> |
| |
| </ul> |
| </div> |
| |
| <p class="output">Actual output:</p> |
| <canvas id="c" class="output" width="100" height="50"><p class="fallback">FAIL (fallback content)</p></canvas> |
| <p class="output expectedtext">Expected output:<p><img src="green-100x50.png" class="output expected" id="expected" alt=""> |
| <ul id="d"></ul> |
| <script> |
| _addTest(function(canvas, ctx) { |
| |
| ctx.fillStyle = '#f00'; |
| ctx.fillRect(0, 0, 100, 50); |
| |
| ctx.rotate(-Math.PI * (1 + 4096)); |
| ctx.fillStyle = '#0f0'; |
| ctx.fillRect(-100, -50, 100, 50); |
| _assertPixel(canvas, 50,25, 0,255,0,255, "50,25", "0,255,0,255"); |
| _assertPixel(canvas, 98,2, 0,255,0,255, "98,2", "0,255,0,255"); |
| _assertPixel(canvas, 98,47, 0,255,0,255, "98,47", "0,255,0,255"); |
| |
| |
| }); |
| </script> |
| |
