0.1.3 • Published 8 years ago

penner v0.1.3

Weekly downloads
6,665
License
MIT
Repository
github
Last release
8 years ago

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

Raw7880 bytes
Uglified3200 bytes
Uglified + gzipped865 bytes

environment support

Any browser (as window.penner), AMD, CommonJS, NodeJS