animare/lib/module/plugins/ease/easeIn.js

Advanced animation library for modern JavaScript.

import{bounce,wobble}from'./ease.js';const easeIn={back:function(){let c1=arguments.length>0&&arguments[0]!==undefined?arguments[0]:1.70158;return t=>(c1+1)*t*t*t-c1*t*t;},bounce:t=>1-bounce(1-t),circ:t=>1-Math.sqrt(1-Math.pow(t,2)),cubic:t=>t*t*t,elastic:t=>{const c4=2*Math.PI/3;return t===0?0:t===1?1:-Math.pow(2,10*t-10)*Math.sin((t*10-10.75)*c4);},expo:t=>t===0?0:Math.pow(2,10*t-10),sine:t=>1-Math.cos(t*Math.PI/2),quad:t=>t*t,quart:t=>t*t*t*t,quint:t=>t*t*t*t*t,poly:n=>t=>Math.pow(t,n),wobble};export default easeIn;