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168
source/files/gsap-public/umd/CustomBounce.js
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168
source/files/gsap-public/umd/CustomBounce.js
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(function (global, factory) {
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typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports) :
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typeof define === 'function' && define.amd ? define(['exports'], factory) :
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(global = global || self, factory(global.window = global.window || {}));
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}(this, (function (exports) { 'use strict';
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/*!
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* CustomBounce 3.13.0
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* https://gsap.com
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*
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* @license Copyright 2008-2025, GreenSock. All rights reserved.
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* Subject to the terms at https://gsap.com/standard-license
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* @author: Jack Doyle, jack@greensock.com
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*/
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var gsap,
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_coreInitted,
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createCustomEase,
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_getGSAP = function _getGSAP() {
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return gsap || typeof window !== "undefined" && (gsap = window.gsap) && gsap.registerPlugin && gsap;
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},
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_initCore = function _initCore(required) {
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gsap = _getGSAP();
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createCustomEase = gsap && gsap.parseEase("_CE");
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if (createCustomEase) {
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_coreInitted = 1;
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gsap.parseEase("bounce").config = function (vars) {
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return typeof vars === "object" ? _create("", vars) : _create("bounce(" + vars + ")", {
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strength: +vars
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});
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};
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} else {
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required && console.warn("Please gsap.registerPlugin(CustomEase, CustomBounce)");
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}
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},
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_normalizeX = function _normalizeX(a) {
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var l = a.length,
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s = 1 / a[l - 2],
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rnd = 1000,
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i;
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for (i = 2; i < l; i += 2) {
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a[i] = ~~(a[i] * s * rnd) / rnd;
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}
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a[l - 2] = 1;
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},
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_create = function _create(id, vars) {
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if (!_coreInitted) {
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_initCore(1);
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}
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vars = vars || {};
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{
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var max = 0.999,
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decay = Math.min(max, vars.strength || 0.7),
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decayX = decay,
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gap = (vars.squash || 0) / 100,
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originalGap = gap,
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slope = 1 / 0.03,
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w = 0.2,
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h = 1,
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prevX = 0.1,
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path = [0, 0, 0.07, 0, 0.1, 1, 0.1, 1],
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squashPath = [0, 0, 0, 0, 0.1, 0, 0.1, 0],
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cp1,
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cp2,
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x,
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y,
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i,
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nextX,
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squishMagnitude;
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for (i = 0; i < 200; i++) {
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w *= decayX * ((decayX + 1) / 2);
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h *= decay * decay;
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nextX = prevX + w;
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x = prevX + w * 0.49;
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y = 1 - h;
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cp1 = prevX + h / slope;
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cp2 = x + (x - cp1) * 0.8;
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if (gap) {
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prevX += gap;
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cp1 += gap;
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x += gap;
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cp2 += gap;
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nextX += gap;
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squishMagnitude = gap / originalGap;
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squashPath.push(prevX - gap, 0, prevX - gap, squishMagnitude, prevX - gap / 2, squishMagnitude, prevX, squishMagnitude, prevX, 0, prevX, 0, prevX, squishMagnitude * -0.6, prevX + (nextX - prevX) / 6, 0, nextX, 0);
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path.push(prevX - gap, 1, prevX, 1, prevX, 1);
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gap *= decay * decay;
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}
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path.push(prevX, 1, cp1, y, x, y, cp2, y, nextX, 1, nextX, 1);
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decay *= 0.95;
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slope = h / (nextX - cp2);
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prevX = nextX;
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if (y > max) {
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break;
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}
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}
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if (vars.endAtStart && vars.endAtStart !== "false") {
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x = -0.1;
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path.unshift(x, 1, x, 1, -0.07, 0);
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if (originalGap) {
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gap = originalGap * 2.5;
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x -= gap;
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path.unshift(x, 1, x, 1, x, 1);
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squashPath.splice(0, 6);
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squashPath.unshift(x, 0, x, 0, x, 1, x + gap / 2, 1, x + gap, 1, x + gap, 0, x + gap, 0, x + gap, -0.6, x + gap + 0.033, 0);
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for (i = 0; i < squashPath.length; i += 2) {
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squashPath[i] -= x;
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}
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}
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for (i = 0; i < path.length; i += 2) {
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path[i] -= x;
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path[i + 1] = 1 - path[i + 1];
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}
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}
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if (gap) {
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_normalizeX(squashPath);
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squashPath[2] = "C" + squashPath[2];
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createCustomEase(vars.squashID || id + "-squash", "M" + squashPath.join(","));
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}
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_normalizeX(path);
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path[2] = "C" + path[2];
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return createCustomEase(id, "M" + path.join(","));
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}
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};
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var CustomBounce = function () {
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function CustomBounce(id, vars) {
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this.ease = _create(id, vars);
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}
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CustomBounce.create = function create(id, vars) {
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return _create(id, vars);
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};
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CustomBounce.register = function register(core) {
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gsap = core;
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_initCore();
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};
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return CustomBounce;
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}();
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_getGSAP() && gsap.registerPlugin(CustomBounce);
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CustomBounce.version = "3.13.0";
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exports.CustomBounce = CustomBounce;
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exports.default = CustomBounce;
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Object.defineProperty(exports, '__esModule', { value: true });
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})));
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