penner
v0.1.3
Published
Penner's easing equations, in JavaScript
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penner
A library for Penner's easing equations
what?
See http://upshots.org/actionscript/jsas-understanding-easing
usage
var t = 0, // current time (ms, s, frames, ...)
b = 10, // initial value
c = 100, // change in value (final value - initial value)
d = 2 // duration (same units as t)
value = penner.easeOutQuad(t, b, c, d);
included easing functions
linear
easeInQuad
easeOutQuad
easeInOutQuad
easeInCubic
easeOutCubic
easeInOutCubic
easeInQuart
easeOutQuart
easeInOutQuart
easeInQuint
easeOutQuint
easeInOutQuint
easeInSine
easeOutSine
easeInOutSine
easeInExpo
easeOutExpo
easeInOutExpo
easeInCirc
easeOutCirc
easeInOutCirc
easeInElastic
easeOutElastic
easeInOutElastic
easeInBack
easeOutBack
easeInOutBack
easeInBounce
easeOutBounce
easeInOutBounce
size
| | | |-----------------------|---------------| | Raw | 7880 bytes | | Uglified | 3200 bytes | | Uglified + gzipped | 865 bytes |
environment support
Any browser (as window.penner
), AMD, CommonJS, NodeJS