mirror of
https://github.com/photonstorm/phaser
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48 lines
1.2 KiB
JavaScript
48 lines
1.2 KiB
JavaScript
/**
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* @author Richard Davey <rich@photonstorm.com>
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* @copyright 2018 Photon Storm Ltd.
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* @license {@link https://github.com/photonstorm/phaser/blob/master/license.txt|MIT License}
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*/
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var MathSmootherStep = require('../math/SmootherStep');
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/**
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* [description]
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*
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* @function Phaser.Actions.SmootherStep
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* @since 3.0.0
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*
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* @param {(array|Phaser.GameObjects.GameObject[])} items - An array of Game Objects. The contents of this array are updated by this Action.
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* @param {string} property - [description]
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* @param {number} min - [description]
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* @param {number} max - [description]
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* @param {number} inc - [description]
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*
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* @return {array} The array of Game Objects that was passed to this Action.
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*/
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var SmootherStep = function (items, property, min, max, inc)
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{
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if (inc === undefined) { inc = false; }
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var step = Math.abs(max - min) / items.length;
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var i;
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if (inc)
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{
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for (i = 0; i < items.length; i++)
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{
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items[i][property] += MathSmootherStep(i * step, min, max);
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}
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}
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else
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{
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for (i = 0; i < items.length; i++)
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{
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items[i][property] = MathSmootherStep(i * step, min, max);
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}
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}
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return items;
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};
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module.exports = SmootherStep;
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