@haiku/player/lib/vendor/just-curves/curves/easeInOutElastic.js

Haiku Player is a JavaScript library for building user interfaces

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var internal_1 = require("../internal");
exports.easeInOutElastic = function (n) {
    if (!n || n === 1) {
        return n;
    }
    n *= 2;
    if (n < 1) {
        return -0.5 * (internal_1.pow(2, 10 * (n - 1)) * internal_1.sin((n - 1.1) * internal_1.tau / .4));
    }
    return internal_1.pow(2, -10 * (n - 1)) * internal_1.sin((n - 1.1) * internal_1.tau / .4) * .5 + 1;
};
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