2d.layer.flush-on-frame-presentation.plain_layer.html (1254B)
1 <!DOCTYPE html> 2 <!-- DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. --> 3 <meta charset="UTF-8"> 4 <html class="reftest-wait"> 5 <link rel="match" href="2d.layer.flush-on-frame-presentation.plain_layer-expected.html"> 6 <title>Canvas test: 2d.layer.flush-on-frame-presentation.plain_layer</title> 7 <h1>2d.layer.flush-on-frame-presentation.plain_layer</h1> 8 <p class="desc">Check that layers state stack is flushed and rebuilt on frame renders.</p> 9 <canvas id="canvas" width="200" height="200"> 10 <p class="fallback">FAIL (fallback content)</p> 11 </canvas> 12 <script type="module"> 13 const canvas = document.getElementById("canvas"); 14 const ctx = canvas.getContext('2d'); 15 16 ctx.fillStyle = 'purple'; 17 ctx.fillRect(60, 60, 75, 50); 18 ctx.globalAlpha = 0.5; 19 ctx.filter = 'blur(1px)'; 20 21 ctx.beginLayer(); 22 ctx.fillRect(40, 40, 75, 50); 23 ctx.fillStyle = 'grey'; 24 ctx.fillRect(50, 50, 75, 50); 25 26 // Force a flush and restoration of the state stack: 27 await new Promise(resolve => requestAnimationFrame(resolve)); 28 29 ctx.fillRect(70, 70, 75, 50); 30 ctx.fillStyle = 'orange'; 31 ctx.fillRect(80, 80, 75, 50); 32 ctx.endLayer(); 33 34 ctx.fillRect(80, 40, 75, 50); 35 document.documentElement.classList.remove("reftest-wait"); 36 </script> 37 </html>