tools/perf/page_sets/tough_animation_cases/css_animations_simultaneous_by_inserting_style_element.html - Issue 665833002: Add CSS Animations performance tests

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Unified Diff: tools/perf/page_sets/tough_animation_cases/css_animations_simultaneous_by_inserting_style_element.html

Issue 665833002: Add CSS Animations performance tests (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: Rebased Created 6 years, 1 month ago

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Index: tools/perf/page_sets/tough_animation_cases/css_animations_simultaneous_by_inserting_style_element.html

diff --git a/tools/perf/page_sets/tough_animation_cases/css_transitions_simultaneous_by_inserting_style_element.html b/tools/perf/page_sets/tough_animation_cases/css_animations_simultaneous_by_inserting_style_element.html

similarity index 56%

copy from tools/perf/page_sets/tough_animation_cases/css_transitions_simultaneous_by_inserting_style_element.html

copy to tools/perf/page_sets/tough_animation_cases/css_animations_simultaneous_by_inserting_style_element.html

index b8e2b95d068647e6daf93fc31a9251d1bee2e404..441e17817157107c5c2c0da931edaa175ee3ca90 100644

--- a/tools/perf/page_sets/tough_animation_cases/css_transitions_simultaneous_by_inserting_style_element.html

+++ b/tools/perf/page_sets/tough_animation_cases/css_animations_simultaneous_by_inserting_style_element.html

@@ -1,7 +1,6 @@

<!DOCTYPE html>

-<link rel="stylesheet" type="text/css" href="resources/transition.css">

@@ -10,25 +9,32 @@

var N = PerfTestHelper.getN(1000);

var duration = 1000;

var style = null;

-var keyframe = 1;

-var keyframeValues = [0, 1]

for (var i = 0; i < N; i++) {

- container.appendChild(document.createElement('target'));

+ var target = document.createElement('target');

+ container.appendChild(target);

}

-function startAllTransitions() {

- keyframe ^= 1;

+var nextAnim = 0;

+function updateStyle() {

if (style) {

style.remove();

}

+ anim = 'anim' + nextAnim++;

style = document.createElement('style');

- style.textContent = 'target { opacity: ' + keyframeValues[keyframe] + '; }';

+ style.textContent = '\

+ target {\

+ -webkit-animation: ' + anim + ' 1s linear infinite;\

+ }\n\

+ @-webkit-keyframes ' + anim + ' {\

+ 0% { opacity: 0; }\

+ 100% { opacity: 1; }\

+ }';

container.appendChild(style);

}

-requestAnimationFrame(startAllTransitions);

-setInterval(startAllTransitions, duration);

+updateStyle();

+setInterval(updateStyle, duration);

PerfTestHelper.signalReady();

</script>