Tone.js/Tone/effect/StereoEffect.js
tambien ed71d8141b amd to es6 import/export
no longer using AMD (require.js) style imports, and beginning to move to es6 "import/export" statements everywhere.
2019-01-27 13:05:20 -05:00

110 lines
2.2 KiB
JavaScript

import Tone from "../core/Tone";
import "../effect/Effect";
import "../component/Split";
import "../component/Merge";
import "../component/CrossFade";
/**
* @class Base class for Stereo effects. Provides effectSendL/R and effectReturnL/R.
*
* @constructor
* @extends {Tone.Effect}
*/
Tone.StereoEffect = function(){
//get the defaults
Tone.AudioNode.call(this);
var options = Tone.defaults(arguments, ["wet"], Tone.Effect);
this.createInsOuts(1, 1);
/**
* the drywet knob to control the amount of effect
* @type {Tone.CrossFade}
* @private
*/
this._dryWet = new Tone.CrossFade(options.wet);
/**
* The wet control, i.e. how much of the effected
* will pass through to the output.
* @type {NormalRange}
* @signal
*/
this.wet = this._dryWet.fade;
/**
* then split it
* @type {Tone.Split}
* @private
*/
this._split = new Tone.Split();
/**
* the effects send LEFT
* @type {GainNode}
* @private
*/
this.effectSendL = this._split.left;
/**
* the effects send RIGHT
* @type {GainNode}
* @private
*/
this.effectSendR = this._split.right;
/**
* the stereo effect merger
* @type {Tone.Merge}
* @private
*/
this._merge = new Tone.Merge();
/**
* the effect return LEFT
* @type {GainNode}
* @private
*/
this.effectReturnL = this._merge.left;
/**
* the effect return RIGHT
* @type {GainNode}
* @private
*/
this.effectReturnR = this._merge.right;
//connections
this.input.connect(this._split);
//dry wet connections
this.input.connect(this._dryWet, 0, 0);
this._merge.connect(this._dryWet, 0, 1);
this._dryWet.connect(this.output);
this._readOnly(["wet"]);
};
Tone.extend(Tone.StereoEffect, Tone.Effect);
/**
* Clean up.
* @returns {Tone.StereoEffect} this
*/
Tone.StereoEffect.prototype.dispose = function(){
Tone.AudioNode.prototype.dispose.call(this);
this._dryWet.dispose();
this._dryWet = null;
this._split.dispose();
this._split = null;
this._merge.dispose();
this._merge = null;
this.effectSendL = null;
this.effectSendR = null;
this.effectReturnL = null;
this.effectReturnR = null;
this._writable(["wet"]);
this.wet = null;
return this;
};
export default Tone.StereoEffect;