2 lines
5.7 KiB
JavaScript
2 lines
5.7 KiB
JavaScript
// tween.js MIT License
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!function(){if("performance"in window==!1&&(window.performance={}),Date.now=Date.now||function(){return(new Date).getTime()},"now"in window.performance==!1){var n=window.performance.timing&&window.performance.timing.navigationStart?window.performance.timing.navigationStart:Date.now();window.performance.now=function(){return Date.now()-n}}}();var TWEEN=TWEEN||function(){var n=[];return{getAll:function(){return n},removeAll:function(){n=[]},add:function(t){n.push(t)},remove:function(t){var r=n.indexOf(t);-1!==r&&n.splice(r,1)},update:function(t){if(0===n.length)return!1;var r=0;for(t=void 0!==t?t:window.performance.now();r<n.length;)n[r].update(t)?r++:n.splice(r,1);return!0}}}();TWEEN.Tween=function(n){var t=n,r={},i={},o={},u=1e3,e=0,a=!1,f=!1,c=!1,s=0,h=null,l=TWEEN.Easing.Linear.None,p=TWEEN.Interpolation.Linear,E=[],w=null,I=!1,M=null,v=null,d=null;for(var m in n)r[m]=parseFloat(n[m],10);this.to=function(n,t){return void 0!==t&&(u=t),i=n,this},this.start=function(n){TWEEN.add(this),f=!0,I=!1,h=void 0!==n?n:window.performance.now(),h+=s;for(var u in i){if(i[u]instanceof Array){if(0===i[u].length)continue;i[u]=[t[u]].concat(i[u])}r[u]=t[u],r[u]instanceof Array==!1&&(r[u]*=1),o[u]=r[u]||0}return this},this.stop=function(){return f?(TWEEN.remove(this),f=!1,null!==d&&d.call(t),this.stopChainedTweens(),this):this},this.stopChainedTweens=function(){for(var n=0,t=E.length;t>n;n++)E[n].stop()},this.delay=function(n){return s=n,this},this.repeat=function(n){return e=n,this},this.yoyo=function(n){return a=n,this},this.easing=function(n){return l=n,this},this.interpolation=function(n){return p=n,this},this.chain=function(){return E=arguments,this},this.onStart=function(n){return w=n,this},this.onUpdate=function(n){return M=n,this},this.onComplete=function(n){return v=n,this},this.onStop=function(n){return d=n,this},this.update=function(n){var f,d,m;if(h>n)return!0;I===!1&&(null!==w&&w.call(t),I=!0),d=(n-h)/u,d=d>1?1:d,m=l(d);for(f in i){var g=r[f]||0,T=i[f];T instanceof Array?t[f]=p(T,m):("string"==typeof T&&(T=g+parseFloat(T,10)),"number"==typeof T&&(t[f]=g+(T-g)*m))}if(null!==M&&M.call(t,m),1===d){if(e>0){isFinite(e)&&e--;for(f in o){if("string"==typeof i[f]&&(o[f]=o[f]+parseFloat(i[f],10)),a){var O=o[f];o[f]=i[f],i[f]=O}r[f]=o[f]}return a&&(c=!c),h=n+s,!0}null!==v&&v.call(t);for(var N=0,W=E.length;W>N;N++)E[N].start(h+u);return!1}return!0}},TWEEN.Easing={Linear:{None:function(n){return n}},Quadratic:{In:function(n){return n*n},Out:function(n){return n*(2-n)},InOut:function(n){return(n*=2)<1?.5*n*n:-.5*(--n*(n-2)-1)}},Cubic:{In:function(n){return n*n*n},Out:function(n){return--n*n*n+1},InOut:function(n){return(n*=2)<1?.5*n*n*n:.5*((n-=2)*n*n+2)}},Quartic:{In:function(n){return n*n*n*n},Out:function(n){return 1- --n*n*n*n},InOut:function(n){return(n*=2)<1?.5*n*n*n*n:-.5*((n-=2)*n*n*n-2)}},Quintic:{In:function(n){return n*n*n*n*n},Out:function(n){return--n*n*n*n*n+1},InOut:function(n){return(n*=2)<1?.5*n*n*n*n*n:.5*((n-=2)*n*n*n*n+2)}},Sinusoidal:{In:function(n){return 1-Math.cos(n*Math.PI/2)},Out:function(n){return Math.sin(n*Math.PI/2)},InOut:function(n){return.5*(1-Math.cos(Math.PI*n))}},Exponential:{In:function(n){return 0===n?0:Math.pow(1024,n-1)},Out:function(n){return 1===n?1:1-Math.pow(2,-10*n)},InOut:function(n){return 0===n?0:1===n?1:(n*=2)<1?.5*Math.pow(1024,n-1):.5*(-Math.pow(2,-10*(n-1))+2)}},Circular:{In:function(n){return 1-Math.sqrt(1-n*n)},Out:function(n){return Math.sqrt(1- --n*n)},InOut:function(n){return(n*=2)<1?-.5*(Math.sqrt(1-n*n)-1):.5*(Math.sqrt(1-(n-=2)*n)+1)}},Elastic:{In:function(n){var t,r=.1,i=.4;return 0===n?0:1===n?1:(!r||1>r?(r=1,t=i/4):t=i*Math.asin(1/r)/(2*Math.PI),-(r*Math.pow(2,10*(n-=1))*Math.sin(2*(n-t)*Math.PI/i)))},Out:function(n){var t,r=.1,i=.4;return 0===n?0:1===n?1:(!r||1>r?(r=1,t=i/4):t=i*Math.asin(1/r)/(2*Math.PI),r*Math.pow(2,-10*n)*Math.sin(2*(n-t)*Math.PI/i)+1)},InOut:function(n){var t,r=.1,i=.4;return 0===n?0:1===n?1:(!r||1>r?(r=1,t=i/4):t=i*Math.asin(1/r)/(2*Math.PI),(n*=2)<1?-.5*r*Math.pow(2,10*(n-=1))*Math.sin(2*(n-t)*Math.PI/i):r*Math.pow(2,-10*(n-=1))*Math.sin(2*(n-t)*Math.PI/i)*.5+1)}},Back:{In:function(n){var t=1.70158;return n*n*((t+1)*n-t)},Out:function(n){var t=1.70158;return--n*n*((t+1)*n+t)+1},InOut:function(n){var t=2.5949095;return(n*=2)<1?.5*n*n*((t+1)*n-t):.5*((n-=2)*n*((t+1)*n+t)+2)}},Bounce:{In:function(n){return 1-TWEEN.Easing.Bounce.Out(1-n)},Out:function(n){return 1/2.75>n?7.5625*n*n:2/2.75>n?7.5625*(n-=1.5/2.75)*n+.75:2.5/2.75>n?7.5625*(n-=2.25/2.75)*n+.9375:7.5625*(n-=2.625/2.75)*n+.984375},InOut:function(n){return.5>n?.5*TWEEN.Easing.Bounce.In(2*n):.5*TWEEN.Easing.Bounce.Out(2*n-1)+.5}}},TWEEN.Interpolation={Linear:function(n,t){var r=n.length-1,i=r*t,o=Math.floor(i),u=TWEEN.Interpolation.Utils.Linear;return 0>t?u(n[0],n[1],i):t>1?u(n[r],n[r-1],r-i):u(n[o],n[o+1>r?r:o+1],i-o)},Bezier:function(n,t){for(var r=0,i=n.length-1,o=Math.pow,u=TWEEN.Interpolation.Utils.Bernstein,e=0;i>=e;e++)r+=o(1-t,i-e)*o(t,e)*n[e]*u(i,e);return r},CatmullRom:function(n,t){var r=n.length-1,i=r*t,o=Math.floor(i),u=TWEEN.Interpolation.Utils.CatmullRom;return n[0]===n[r]?(0>t&&(o=Math.floor(i=r*(1+t))),u(n[(o-1+r)%r],n[o],n[(o+1)%r],n[(o+2)%r],i-o)):0>t?n[0]-(u(n[0],n[0],n[1],n[1],-i)-n[0]):t>1?n[r]-(u(n[r],n[r],n[r-1],n[r-1],i-r)-n[r]):u(n[o?o-1:0],n[o],n[o+1>r?r:o+1],n[o+2>r?r:o+2],i-o)},Utils:{Linear:function(n,t,r){return(t-n)*r+n},Bernstein:function(n,t){var r=TWEEN.Interpolation.Utils.Factorial;return r(n)/r(t)/r(n-t)},Factorial:function(){var n=[1];return function(t){var r=1;if(n[t])return n[t];for(var i=t;i>1;i--)r*=i;return n[t]=r,r}}(),CatmullRom:function(n,t,r,i,o){var u=.5*(r-n),e=.5*(i-t),a=o*o,f=o*a;return(2*t-2*r+u+e)*f+(-3*t+3*r-2*u-e)*a+u*o+t}}},function(n){"function"==typeof define&&define.amd?define([],function(){return TWEEN}):"object"==typeof exports?module.exports=TWEEN:n.TWEEN=TWEEN}(this); |