KrofDrakula · December 15, 2015 20:19 · danb-cws · May 14, 2013 · y-nk · Aug 6, 2013
diff --git a/raf.js b/raf.js
 // requestAnimationFrame implementation as a custom function to allow blacklisting
 // devices with broken implementation. Currently needs timer-based fallbacks for iOS 6.x for
 // code running inside <iframe> elements.
 // Uses polyfills based on https://paulirish.com/2011/requestanimationframe-for-smart-animating/
 (function() {

    var blacklisted   = /iP(ad|hone|od).*OS 6/.test(window.navigator.userAgent),
        lastTime      = 0,
        nativeRequest = window.requestAnimationFrame || null,
        nativeCancel  = window.cancelAnimationFrame  || null;

    ['webkit', 'moz'].forEach(function(prefix) {
        nativeRequest = nativeRequest || window[prefix+'RequestAnimationFrame'] || null;
        nativeCancel  = nativeCancel  || window[prefix+'CancelAnimationFrame']  || window[prefix+'CancelRequestAnimationFrame'] || null;
    });

    function polyfillRequest(callback, element) {
        var currTime = new Date().getTime();
        var timeToCall = Math.max(0, 16 - (currTime - lastTime));
        var id = window.setTimeout(function() { callback(currTime + timeToCall); }, timeToCall);
        lastTime = currTime + timeToCall;
        return id;
    }

    function polyfillCancel(id) {
        clearTimeout(id);
    }

    this.nextFrame   = (!blacklisted && nativeRequest != null) ? nativeRequest : polyfillRequest;
    this.cancelFrame = (!blacklisted && nativeCancel  != null) ? nativeCancel  : polyfillCancel;

 })();
	// requestAnimationFrame implementation as a custom function to allow blacklisting
	// devices with broken implementation. Currently needs timer-based fallbacks for iOS 6.x for
	// code running inside <iframe> elements.
	// Uses polyfills based on https://paulirish.com/2011/requestanimationframe-for-smart-animating/
	(function() {

	var blacklisted = /iP(ad\|hone\|od).*OS 6/.test(window.navigator.userAgent),
	lastTime = 0,
	nativeRequest = window.requestAnimationFrame \|\| null,
	nativeCancel = window.cancelAnimationFrame \|\| null;

	['webkit', 'moz'].forEach(function(prefix) {
	nativeRequest = nativeRequest \|\| window[prefix+'RequestAnimationFrame'] \|\| null;
	nativeCancel = nativeCancel \|\| window[prefix+'CancelAnimationFrame'] \|\| window[prefix+'CancelRequestAnimationFrame'] \|\| null;
	});

	function polyfillRequest(callback, element) {
	var currTime = new Date().getTime();
	var timeToCall = Math.max(0, 16 - (currTime - lastTime));
	var id = window.setTimeout(function() { callback(currTime + timeToCall); }, timeToCall);
	lastTime = currTime + timeToCall;
	return id;
	}

	function polyfillCancel(id) {
	clearTimeout(id);
	}

	this.nextFrame = (!blacklisted && nativeRequest != null) ? nativeRequest : polyfillRequest;
	this.cancelFrame = (!blacklisted && nativeCancel != null) ? nativeCancel : polyfillCancel;

	})();