phaser
Version:
A fast, free and fun HTML5 Game Framework for Desktop and Mobile web browsers from the team at Phaser Studio Inc.
39 lines (34 loc) • 1.01 kB
JavaScript
/**
* @author Richard Davey <rich@phaser.io>
* @copyright 2013-2026 Phaser Studio Inc.
* @license {@link https://opensource.org/licenses/MIT|MIT License}
*/
/**
* Combines one or more category bitfields using bitwise OR and returns the
* resulting collision mask. This mask can be assigned to an Arcade Physics body
* to define which categories of bodies it should collide with.
*
* @function Phaser.Physics.Arcade.GetCollidesWith
* @since 3.70.0
*
* @param {(number|number[])} categories - A unique category bitfield, or an array of them.
*
* @return {number} A bitmask representing the combined set of categories that should trigger collisions.
*/
var GetCollidesWith = function (categories)
{
var flags = 0;
if (!Array.isArray(categories))
{
flags = categories;
}
else
{
for (var i = 0; i < categories.length; i++)
{
flags |= categories[i];
}
}
return flags;
};
module.exports = GetCollidesWith;