Created
March 26, 2013 12:45
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Avoiding huge delta times when switching tabs.
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| // firefox | |
| document.addEventListener( 'visibilitychange', function ( event ) { | |
| if ( document.hidden === false ) { | |
| lastTime = performance.now(); | |
| } | |
| }, false ); | |
| // webkit | |
| document.addEventListener( 'webkitvisibilitychange', function ( event ) { | |
| if ( document.webkitHidden === false ) { | |
| lastTime = performance.now(); | |
| } | |
| }, false ); |
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AKA "pausing the animation".