blob: 83f5a15a3945eb3d8be5a93c04c7be7d98b3e710 [file] [log] [blame]
<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>