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Unified Diff: tools/perf/page_sets/perf_week/web-animations-staggered-chaining.html

Issue 402433004: Test adding perf week tests as smoothness benchmark (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: g cl issue Created 6 years, 5 months ago
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Index: tools/perf/page_sets/perf_week/web-animations-staggered-chaining.html
diff --git a/tools/perf/page_sets/perf_week/web-animations-staggered-chaining.html b/tools/perf/page_sets/perf_week/web-animations-staggered-chaining.html
new file mode 100644
index 0000000000000000000000000000000000000000..c658a539be591d23aef870cea0a942d5fec7c1d3
--- /dev/null
+++ b/tools/perf/page_sets/perf_week/web-animations-staggered-chaining.html
@@ -0,0 +1,61 @@
+<!doctype html>
+<meta name="viewport" content="width=device-width, user-scalable=no">
+<script src="resources/web-animations-api-check.js"></script>
+<container id="container"></container>
+<script>
+var N = 1000;
+var duration = 1000;
+
+function startAnimation(element) {
+ var player = element.animate([
+ {opacity: 0},
+ {opacity: 1},
+ ], duration);
+ player.onfinish = function() {
+ startAnimation(element);
+ }
+}
+
+function addElement() {
+ var target = document.createElement('target');
+ container.appendChild(target);
+ startAnimation(target);
+}
+
+requestAnimationFrame(function(t) {
+ var base = t;
+ var i = 0;
+
+ function staggeredStart(t) {
+ elapsed = t - base;
+ for (; i < N * elapsed / duration; i++) {
+ addElement();
+ }
+ if (i < N) {
+ requestAnimationFrame(staggeredStart);
+ } else {
+ window.measurementReady = true;
+ }
+ }
+ requestAnimationFrame(staggeredStart);
+});
+</script>
+
+<style>
+target {
+ display: inline-block;
+ width: 9px; height: 9px;
+ background: orange;
+}
+body {
+ margin: 0;
+ overflow: hidden;
+}
+container {
+ display: flex;
+ flex-flow: row wrap;
+ width: 550px;
+ height: 800px;
+ background: magenta;
+}
+</style>

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