phaser/src/math/RoundAwayFromZero.js
2020-01-15 12:07:09 +00:00

23 lines
679 B
JavaScript

/**
* @author Richard Davey <rich@photonstorm.com>
* @copyright 2020 Photon Storm Ltd.
* @license {@link https://opensource.org/licenses/MIT|MIT License}
*/
/**
* Round a given number so it is further away from zero. That is, positive numbers are rounded up, and negative numbers are rounded down.
*
* @function Phaser.Math.RoundAwayFromZero
* @since 3.0.0
*
* @param {number} value - The number to round.
*
* @return {number} The rounded number, rounded away from zero.
*/
var RoundAwayFromZero = function (value)
{
// "Opposite" of truncate.
return (value > 0) ? Math.ceil(value) : Math.floor(value);
};
module.exports = RoundAwayFromZero;