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reduce impact of requestAnimationFrame on incompatible browsers by mi…
…nimizing number of lookups
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src/effects.js
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@@ -363,9 +363,17 @@ jQuery.fx.prototype = { |
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t.elem = this.elem; |
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if ( t() && jQuery.timers.push(t) && !timerId ) { |
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timerId = jQuery.support.requestAnimationFrame ? |
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!window[jQuery.support.requestAnimationFrame](fx.tick): |
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setInterval(fx.tick, fx.interval); |
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if ( jQuery.support.requestAnimationFrame ) { |
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timerId = true; |
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(function raf() { |
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if (timerId) { |
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window[jQuery.support.requestAnimationFrame](raf); |
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} |
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fx.tick(); |
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})(); |
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} else { |
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timerId = setInterval(fx.tick, fx.interval); |
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} |
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} |
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}, |
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@@ -470,8 +478,6 @@ jQuery.extend( jQuery.fx, { |
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if ( !timers.length ) { |
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jQuery.fx.stop(); |
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} else if ( jQuery.support.requestAnimationFrame && timerId) { |
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window[jQuery.support.requestAnimationFrame](jQuery.fx.tick); |
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} |
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}, |
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