/
ParticleBurst.js
59 lines (54 loc) · 1.88 KB
/
ParticleBurst.js
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define([
'../Core/defaultValue',
'../Core/defineProperties'
], function(
defaultValue,
defineProperties) {
'use strict';
/**
* Represents a burst of {@link Particle}s from a {@link ParticleSystem} at a given time in the systems lifetime.
*
* @alias ParticleBurst
* @constructor
*
* @param {Object} [options] An object with the following properties:
* @param {Number} [options.time=0.0] The time in seconds after the beginning of the particle system's lifetime that the burst will occur.
* @param {Number} [options.minimum=0.0] The minimum number of particles emmitted in the burst.
* @param {Number} [options.maximum=50.0] The maximum number of particles emitted in the burst.
*/
function ParticleBurst(options) {
options = defaultValue(options, defaultValue.EMPTY_OBJECT);
/**
* The time in seconds after the eginning of the particle system's lifetime that the burst will occur.
* @type {Number}
* @default 0.0
*/
this.time = defaultValue(options.time, 0.0);
/**
* The minimum number of particles emitted.
* @type {Number}
* @default 0.0
*/
this.minimum = defaultValue(options.minimum, 0.0);
/**
* The maximum number of particles emitted.
* @type {Number}
* @default 50.0
*/
this.maximum = defaultValue(options.maximum, 50.0);
this._complete = false;
}
defineProperties(ParticleBurst.prototype, {
/**
* <code>true</code> if the burst has been completed; <code>false</code> otherwise.
* @memberof ParticleBurst.prototype
* @type {Boolean}
*/
complete : {
get : function() {
return this._complete;
}
}
});
return ParticleBurst;
});