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// https://d3js.org/d3-ease/ v1.0.5 Copyright 2018 Mike Bostock
(function (global, factory) {typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports) :typeof define === 'function' && define.amd ? define(['exports'], factory) :(factory((global.d3 = global.d3 || {})));}(this, (function (exports) { 'use strict';
function linear(t) { return +t;}
function quadIn(t) { return t * t;}
function quadOut(t) { return t * (2 - t);}
function quadInOut(t) { return ((t *= 2) <= 1 ? t * t : --t * (2 - t) + 1) / 2;}
function cubicIn(t) { return t * t * t;}
function cubicOut(t) { return --t * t * t + 1;}
function cubicInOut(t) { return ((t *= 2) <= 1 ? t * t * t : (t -= 2) * t * t + 2) / 2;}
var exponent = 3;
var polyIn = (function custom(e) { e = +e;
function polyIn(t) { return Math.pow(t, e); }
polyIn.exponent = custom;
return polyIn;})(exponent);
var polyOut = (function custom(e) { e = +e;
function polyOut(t) { return 1 - Math.pow(1 - t, e); }
polyOut.exponent = custom;
return polyOut;})(exponent);
var polyInOut = (function custom(e) { e = +e;
function polyInOut(t) { return ((t *= 2) <= 1 ? Math.pow(t, e) : 2 - Math.pow(2 - t, e)) / 2; }
polyInOut.exponent = custom;
return polyInOut;})(exponent);
var pi = Math.PI, halfPi = pi / 2;
function sinIn(t) { return 1 - Math.cos(t * halfPi);}
function sinOut(t) { return Math.sin(t * halfPi);}
function sinInOut(t) { return (1 - Math.cos(pi * t)) / 2;}
function expIn(t) { return Math.pow(2, 10 * t - 10);}
function expOut(t) { return 1 - Math.pow(2, -10 * t);}
function expInOut(t) { return ((t *= 2) <= 1 ? Math.pow(2, 10 * t - 10) : 2 - Math.pow(2, 10 - 10 * t)) / 2;}
function circleIn(t) { return 1 - Math.sqrt(1 - t * t);}
function circleOut(t) { return Math.sqrt(1 - --t * t);}
function circleInOut(t) { return ((t *= 2) <= 1 ? 1 - Math.sqrt(1 - t * t) : Math.sqrt(1 - (t -= 2) * t) + 1) / 2;}
var b1 = 4 / 11, b2 = 6 / 11, b3 = 8 / 11, b4 = 3 / 4, b5 = 9 / 11, b6 = 10 / 11, b7 = 15 / 16, b8 = 21 / 22, b9 = 63 / 64, b0 = 1 / b1 / b1;
function bounceIn(t) { return 1 - bounceOut(1 - t);}
function bounceOut(t) { return (t = +t) < b1 ? b0 * t * t : t < b3 ? b0 * (t -= b2) * t + b4 : t < b6 ? b0 * (t -= b5) * t + b7 : b0 * (t -= b8) * t + b9;}
function bounceInOut(t) { return ((t *= 2) <= 1 ? 1 - bounceOut(1 - t) : bounceOut(t - 1) + 1) / 2;}
var overshoot = 1.70158;
var backIn = (function custom(s) { s = +s;
function backIn(t) { return t * t * ((s + 1) * t - s); }
backIn.overshoot = custom;
return backIn;})(overshoot);
var backOut = (function custom(s) { s = +s;
function backOut(t) { return --t * t * ((s + 1) * t + s) + 1; }
backOut.overshoot = custom;
return backOut;})(overshoot);
var backInOut = (function custom(s) { s = +s;
function backInOut(t) { return ((t *= 2) < 1 ? t * t * ((s + 1) * t - s) : (t -= 2) * t * ((s + 1) * t + s) + 2) / 2; }
backInOut.overshoot = custom;
return backInOut;})(overshoot);
var tau = 2 * Math.PI, amplitude = 1, period = 0.3;
var elasticIn = (function custom(a, p) { var s = Math.asin(1 / (a = Math.max(1, a))) * (p /= tau);
function elasticIn(t) { return a * Math.pow(2, 10 * --t) * Math.sin((s - t) / p); }
elasticIn.amplitude = function(a) { return custom(a, p * tau); }; elasticIn.period = function(p) { return custom(a, p); };
return elasticIn;})(amplitude, period);
var elasticOut = (function custom(a, p) { var s = Math.asin(1 / (a = Math.max(1, a))) * (p /= tau);
function elasticOut(t) { return 1 - a * Math.pow(2, -10 * (t = +t)) * Math.sin((t + s) / p); }
elasticOut.amplitude = function(a) { return custom(a, p * tau); }; elasticOut.period = function(p) { return custom(a, p); };
return elasticOut;})(amplitude, period);
var elasticInOut = (function custom(a, p) { var s = Math.asin(1 / (a = Math.max(1, a))) * (p /= tau);
function elasticInOut(t) { return ((t = t * 2 - 1) < 0 ? a * Math.pow(2, 10 * t) * Math.sin((s - t) / p) : 2 - a * Math.pow(2, -10 * t) * Math.sin((s + t) / p)) / 2; }
elasticInOut.amplitude = function(a) { return custom(a, p * tau); }; elasticInOut.period = function(p) { return custom(a, p); };
return elasticInOut;})(amplitude, period);
exports.easeLinear = linear;exports.easeQuad = quadInOut;exports.easeQuadIn = quadIn;exports.easeQuadOut = quadOut;exports.easeQuadInOut = quadInOut;exports.easeCubic = cubicInOut;exports.easeCubicIn = cubicIn;exports.easeCubicOut = cubicOut;exports.easeCubicInOut = cubicInOut;exports.easePoly = polyInOut;exports.easePolyIn = polyIn;exports.easePolyOut = polyOut;exports.easePolyInOut = polyInOut;exports.easeSin = sinInOut;exports.easeSinIn = sinIn;exports.easeSinOut = sinOut;exports.easeSinInOut = sinInOut;exports.easeExp = expInOut;exports.easeExpIn = expIn;exports.easeExpOut = expOut;exports.easeExpInOut = expInOut;exports.easeCircle = circleInOut;exports.easeCircleIn = circleIn;exports.easeCircleOut = circleOut;exports.easeCircleInOut = circleInOut;exports.easeBounce = bounceOut;exports.easeBounceIn = bounceIn;exports.easeBounceOut = bounceOut;exports.easeBounceInOut = bounceInOut;exports.easeBack = backInOut;exports.easeBackIn = backIn;exports.easeBackOut = backOut;exports.easeBackInOut = backInOut;exports.easeElastic = elasticOut;exports.easeElasticIn = elasticIn;exports.easeElasticOut = elasticOut;exports.easeElasticInOut = elasticInOut;
Object.defineProperty(exports, '__esModule', { value: true });
})));
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