phaser/src/scene/GetPhysicsPlugins.js
2020-01-15 12:07:09 +00:00

56 lines
1.4 KiB
JavaScript

/**
* @author Richard Davey <rich@photonstorm.com>
* @copyright 2020 Photon Storm Ltd.
* @license {@link https://opensource.org/licenses/MIT|MIT License}
*/
var GetFastValue = require('../utils/object/GetFastValue');
var UppercaseFirst = require('../utils/string/UppercaseFirst');
/**
* Builds an array of which physics plugins should be activated for the given Scene.
*
* @function Phaser.Scenes.GetPhysicsPlugins
* @since 3.0.0
*
* @param {Phaser.Scenes.Systems} sys - The scene system to get the physics systems of.
*
* @return {array} An array of Physics systems to start for this Scene.
*/
var GetPhysicsPlugins = function (sys)
{
var defaultSystem = sys.game.config.defaultPhysicsSystem;
var sceneSystems = GetFastValue(sys.settings, 'physics', false);
if (!defaultSystem && !sceneSystems)
{
// No default physics system or systems in this scene
return;
}
// Let's build the systems array
var output = [];
if (defaultSystem)
{
output.push(UppercaseFirst(defaultSystem + 'Physics'));
}
if (sceneSystems)
{
for (var key in sceneSystems)
{
key = UppercaseFirst(key.concat('Physics'));
if (output.indexOf(key) === -1)
{
output.push(key);
}
}
}
// An array of Physics systems to start for this Scene
return output;
};
module.exports = GetPhysicsPlugins;