/**
 * @author       Richard Davey <rich@photonstorm.com>
 * @copyright    2018 Photon Storm Ltd.
 * @license      {@link https://github.com/photonstorm/phaser/blob/master/license.txt|MIT License}
 */
declare var Back: any;
declare var Bounce: any;
declare var Circular: any;
declare var Cubic: any;
declare var Elastic: any;
declare var Expo: any;
declare var Linear: any;
declare var Quadratic: any;
declare var Quartic: any;
declare var Quintic: any;
declare var Sine: any;
declare var Stepped: any;