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Moved request below callback. Ignore the argument and use performance.now instead for consistency with input events.

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This commit is contained in:
Richard Davey 2018-11-23 16:20:26 +00:00
parent 50a167a960
commit 4681bb888d
1 changed files with 8 additions and 5 deletions
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13
src/dom/RequestAnimationFrame.js
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@ -92,16 +92,19 @@ var RequestAnimationFrame = new Class({
* @type {FrameRequestCallback}
* @since 3.0.0
*/
this.step = function step (timestamp)
this.step = function step ()
{
// Because we cannot trust the time passed to this callback from the browser and need it kept in sync with event times
var timestamp = window.performance.now();
// DOMHighResTimeStamp
_this.lastTime = _this.tick;
_this.tick = timestamp;
_this.timeOutID = window.requestAnimationFrame(step);
_this.callback(timestamp);
_this.timeOutID = window.requestAnimationFrame(step);
};
/**
@ -122,9 +125,9 @@ var RequestAnimationFrame = new Class({
_this.tick = d;
_this.timeOutID = window.setTimeout(stepTimeout, delay);
_this.callback(d);
_this.timeOutID = window.setTimeout(stepTimeout, delay);
};
},