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https://github.com/gdsmith/jquery.easing.git
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b1a79893df
This also adds a file that verifies the results of the old easing equations against the new ones to ensure they return the same results to 0.1%.
71 lines
1.8 KiB
HTML
71 lines
1.8 KiB
HTML
<!DOCTYPE html>
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<html>
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<head>
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<meta charset="utf-8" />
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<meta name="viewport" content="width=device-width, initial-scale=1.0" />
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<title>Verify results agains Easing 1.3 plugin</title>
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<script type="text/javascript" src="http://code.jquery.com/jquery-2.2.3.js"></script>
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<script>
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var origEasing = $.extend(true, {}, $.easing);
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</script>
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<script type="text/javascript" src="../jquery.easing.js"></script>
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<script>
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var newEasing = $.extend(true, {}, $.easing);
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</script>
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<!-- loaded last because it refers back to the $.easing fns it defines -->
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<script src="http://gsgd.co.uk/sandbox/jquery/easing/jquery.easing.1.3.js"></script>
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<script>
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var oldEasing = $.easing;
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</script>
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<style type="text/css" media="screen">
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#bounds {
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width: 250px;
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height: 250px;
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border: 1px solid #888;
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}
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#box {
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height: 50px;
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width: 50px;
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background: black;
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}
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</style>
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<script type="text/javascript">
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$(function() {
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var times = [
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0, 0.09, 0.15, 0.24, 0.37, 0.43, 0.50,
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0.58, 0.64, 0.76, 0.89, 0.92, 0.98, 1
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];
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$.each( oldEasing, function( name ) {
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var oldfn = oldEasing[ name ],
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newfn = newEasing[ name ];
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if ( typeof oldfn !== "function" || name === "swing" || name === "jswing" ) {
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return;
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}
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$( "#results").append( "<br />--- Testing " + name + " " );
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try {
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times.forEach( function( time ) {
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var ov = oldfn(time, time*1000, 0, 1, 1000),
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nv = newfn(time),
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diff = Math.abs(ov - nv);
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if ( Number.isNaN(diff) || diff > 0.001 ) {
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$( "#results").append("<br />at " + time + ": old " + ov + " new " + nv );
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}
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});
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$( "#results").append( "Done" );
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} catch ( err ) {
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$( "#results").append( err );
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}
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});
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});
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</script>
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</head>
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<body>
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<h1>Easing function comparison</h1>
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<p id=results></p>
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</body>
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</html> |