-
Notifications
You must be signed in to change notification settings - Fork 50
/
easing-min.js
12 lines (12 loc) · 3.17 KB
/
easing-min.js
1
2
3
4
5
6
7
8
9
10
11
12
// --------------------------------------------------
// easing.js v0.5.4
// Generic set of easing functions with AMD support
// https://github.com/danro/easing-js
// This code may be freely distributed under the MIT license
// http://danro.mit-license.org/
// --------------------------------------------------
// All functions adapted from Thomas Fuchs & Jeremy Kahn
// Easing Equations (c) 2003 Robert Penner, BSD license
// https://raw.github.com/danro/easing-js/master/LICENSE
// --------------------------------------------------
(function(a,b){typeof define=="function"?define(b):typeof module!="undefined"?module.exports=b:this[a]=b})("easing",{easeInQuad:function(a){return Math.pow(a,2)},easeOutQuad:function(a){return-(Math.pow(a-1,2)-1)},easeInOutQuad:function(a){return(a/=.5)<1?.5*Math.pow(a,2):-0.5*((a-=2)*a-2)},easeInCubic:function(a){return Math.pow(a,3)},easeOutCubic:function(a){return Math.pow(a-1,3)+1},easeInOutCubic:function(a){return(a/=.5)<1?.5*Math.pow(a,3):.5*(Math.pow(a-2,3)+2)},easeInQuart:function(a){return Math.pow(a,4)},easeOutQuart:function(a){return-(Math.pow(a-1,4)-1)},easeInOutQuart:function(a){return(a/=.5)<1?.5*Math.pow(a,4):-0.5*((a-=2)*Math.pow(a,3)-2)},easeInQuint:function(a){return Math.pow(a,5)},easeOutQuint:function(a){return Math.pow(a-1,5)+1},easeInOutQuint:function(a){return(a/=.5)<1?.5*Math.pow(a,5):.5*(Math.pow(a-2,5)+2)},easeInSine:function(a){return-Math.cos(a*(Math.PI/2))+1},easeOutSine:function(a){return Math.sin(a*(Math.PI/2))},easeInOutSine:function(a){return-0.5*(Math.cos(Math.PI*a)-1)},easeInExpo:function(a){return a===0?0:Math.pow(2,10*(a-1))},easeOutExpo:function(a){return a===1?1:-Math.pow(2,-10*a)+1},easeInOutExpo:function(a){return a===0?0:a===1?1:(a/=.5)<1?.5*Math.pow(2,10*(a-1)):.5*(-Math.pow(2,-10*--a)+2)},easeInCirc:function(a){return-(Math.sqrt(1-a*a)-1)},easeOutCirc:function(a){return Math.sqrt(1-Math.pow(a-1,2))},easeInOutCirc:function(a){return(a/=.5)<1?-0.5*(Math.sqrt(1-a*a)-1):.5*(Math.sqrt(1-(a-=2)*a)+1)},easeOutBounce:function(a){return a<1/2.75?7.5625*a*a:a<2/2.75?7.5625*(a-=1.5/2.75)*a+.75:a<2.5/2.75?7.5625*(a-=2.25/2.75)*a+.9375:7.5625*(a-=2.625/2.75)*a+.984375},easeInBack:function(a){var b=1.70158;return a*a*((b+1)*a-b)},easeOutBack:function(a){var b=1.70158;return(a-=1)*a*((b+1)*a+b)+1},easeInOutBack:function(a){var b=1.70158;return(a/=.5)<1?.5*a*a*(((b*=1.525)+1)*a-b):.5*((a-=2)*a*(((b*=1.525)+1)*a+b)+2)},elastic:function(a){return-1*Math.pow(4,-8*a)*Math.sin((a*6-1)*2*Math.PI/2)+1},swingFromTo:function(a){var b=1.70158;return(a/=.5)<1?.5*a*a*(((b*=1.525)+1)*a-b):.5*((a-=2)*a*(((b*=1.525)+1)*a+b)+2)},swingFrom:function(a){var b=1.70158;return a*a*((b+1)*a-b)},swingTo:function(a){var b=1.70158;return(a-=1)*a*((b+1)*a+b)+1},bounce:function(a){return a<1/2.75?7.5625*a*a:a<2/2.75?7.5625*(a-=1.5/2.75)*a+.75:a<2.5/2.75?7.5625*(a-=2.25/2.75)*a+.9375:7.5625*(a-=2.625/2.75)*a+.984375},bouncePast:function(a){return a<1/2.75?7.5625*a*a:a<2/2.75?2-(7.5625*(a-=1.5/2.75)*a+.75):a<2.5/2.75?2-(7.5625*(a-=2.25/2.75)*a+.9375):2-(7.5625*(a-=2.625/2.75)*a+.984375)},easeFromTo:function(a){return(a/=.5)<1?.5*Math.pow(a,4):-0.5*((a-=2)*Math.pow(a,3)-2)},easeFrom:function(a){return Math.pow(a,4)},easeTo:function(a){return Math.pow(a,.25)}});