2014-11-30 13:20:35 -05:00
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define(["Tone/core/Tone", "Tone/signal/WaveShaper", "Tone/signal/Signal"], function(Tone){
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2014-11-29 20:30:52 -05:00
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"use strict";
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/**
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2015-06-19 00:52:04 -04:00
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* @class AudioToGain converts an input in AudioRange [-1,1] to NormalRange [0,1].
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* See Tone.GainToAudio.
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2014-11-29 20:30:52 -05:00
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*
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2014-11-30 23:26:06 -05:00
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* @extends {Tone.SignalBase}
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2014-11-29 20:30:52 -05:00
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* @constructor
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2015-02-27 13:40:35 -05:00
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* @example
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* var a2g = new Tone.AudioToGain();
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2014-11-29 20:30:52 -05:00
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*/
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Tone.AudioToGain = function(){
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/**
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* @type {WaveShaperNode}
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* @private
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*/
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2015-04-05 12:12:32 -04:00
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this._norm = this.input = this.output = new Tone.WaveShaper(function(x){
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return (x + 1) / 2;
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});
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2014-11-29 20:30:52 -05:00
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};
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2014-11-30 23:26:06 -05:00
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Tone.extend(Tone.AudioToGain, Tone.SignalBase);
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2014-11-30 13:20:35 -05:00
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2014-11-29 20:30:52 -05:00
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/**
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* clean up
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2015-06-13 20:54:29 -04:00
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* @returns {Tone.AudioToGain} this
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2014-11-29 20:30:52 -05:00
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*/
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Tone.AudioToGain.prototype.dispose = function(){
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Tone.prototype.dispose.call(this);
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2015-04-05 14:42:14 -04:00
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this._norm.dispose();
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2014-11-29 20:30:52 -05:00
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this._norm = null;
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2015-02-01 22:56:33 -05:00
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return this;
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2014-11-29 20:30:52 -05:00
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};
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return Tone.AudioToGain;
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});
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