| <html> |
| <base ref="/gen/third_party/dawn/webgpu-cts/src/webgpu" /> |
| <title>WebGPU canvas_composite_alpha_premultiplied (ref)</title> |
| <meta charset="utf-8" /> |
| <link rel="help" href="https://gpuweb.github.io/gpuweb/" /> |
| <style> |
| body { background-color: #F0E68C; } |
| </style> |
| <canvas id="cvs" width="20" height="20" style="width: 20px; height: 20px;"></canvas> |
| <script> |
| const ctx = cvs.getContext('2d'); |
| ctx.globalAlpha = 0.5; |
| ctx.fillStyle = '#660000'; |
| ctx.fillRect(0, 0, 15, 15); |
| ctx.fillStyle = '#006600'; |
| ctx.fillRect(5, 0, 15, 15); |
| ctx.fillStyle = '#000066'; |
| ctx.fillRect(0, 5, 15, 20); |
| ctx.fillStyle = '#666600'; |
| ctx.fillRect(5, 5, 20, 20); |
| </script> |
| </html> |
