mirror of
https://github.com/Tonejs/Tone.js
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41 lines
867 B
JavaScript
41 lines
867 B
JavaScript
define(["../core/Tone", "../signal/WaveShaper", "../signal/Signal"], function(Tone){
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"use strict";
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/**
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* @class Maps a NormalRange [0, 1] to an AudioRange [-1, 1].
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* See also Tone.AudioToGain.
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*
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* @extends {Tone.SignalBase}
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* @constructor
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* @example
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* var g2a = new Tone.GainToAudio();
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*/
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Tone.GainToAudio = function(){
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Tone.SignalBase.call(this);
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/**
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* @type {WaveShaperNode}
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* @private
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*/
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this._norm = this.input = this.output = new Tone.WaveShaper(function(x){
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return Math.abs(x) * 2 - 1;
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});
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};
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Tone.extend(Tone.GainToAudio, Tone.SignalBase);
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/**
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* clean up
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* @returns {Tone.GainToAudio} this
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*/
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Tone.GainToAudio.prototype.dispose = function(){
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Tone.SignalBase.prototype.dispose.call(this);
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this._norm.dispose();
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this._norm = null;
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return this;
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};
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return Tone.GainToAudio;
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});
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