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eq in db now

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This commit is contained in:
Yotam Mann 2014-09-11 20:31:37 -04:00
parent 5da676215a
commit ad703e51d1
1 changed files with 19 additions and 18 deletions
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37
Tone/component/EQ.js
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@ -9,9 +9,9 @@ define(["Tone/core/Tone", "Tone/signal/Signal", "Tone/component/Filter"], functi
* @constructor
* @extends {Tone}
*
* @param {number|object=} [lowLevel=1] the gain applied to the low
* @param {number=} [midLevel=1] the gain applied to the mid
* @param {number=} [highLevel=1] the gain applied to the high
* @param {number|object} [lowLevel=0] the gain applied to the lows (in db)
* @param {number} [midLevel=0] the gain applied to the mid (in db)
* @param {number} [highLevel=0] the gain applied to the high (in db)
*/
Tone.EQ = function(){
@ -64,21 +64,18 @@ define(["Tone/core/Tone", "Tone/signal/Signal", "Tone/component/Filter"], functi
* @type {GainNode}
*/
this.lowGain = this.context.createGain();
this.lowGain.gain.value = options.low;
/**
* the mid gain
* @type {GainNode}
*/
this.midGain = this.context.createGain();
this.midGain.gain.value = options.mid;
/**
* the high gain
* @type {GainNode}
*/
this.highGain = this.context.createGain();
this.highGain.gain.value = options.high;
//the frequency bands
this.chain(this.input, this._lowFilter, this.lowGain, this.output);
@ -89,6 +86,10 @@ define(["Tone/core/Tone", "Tone/signal/Signal", "Tone/component/Filter"], functi
this.lowFrequency.connect(this._lowMidFilter.frequency);
this.highFrequency.connect(this._highMidFilter.frequency);
this.highFrequency.connect(this._highFilter.frequency);
//set the gains
this.setLow(options.low);
this.setMid(options.mid);
this.setHigh(options.high);
};
Tone.extend(Tone.EQ);
@ -99,9 +100,9 @@ define(["Tone/core/Tone", "Tone/signal/Signal", "Tone/component/Filter"], functi
* @static
*/
Tone.EQ.defaults = {
"low" : 1,
"mid" : 1,
"high" : 1,
"low" : 0,
"mid" : 0,
"high" : 0,
"lowFrequency" : 400,
"highFrequency" : 2500
};
@ -120,26 +121,26 @@ define(["Tone/core/Tone", "Tone/signal/Signal", "Tone/component/Filter"], functi
/**
* set the mid range
* @param {number} level the level of the mids
* @param {number} db the db of the mids
*/
Tone.EQ.prototype.setMid = function(level){
this.midGain.gain.value = level;
Tone.EQ.prototype.setMid = function(db){
this.midGain.gain.value = this.dbToGain(db);
};
/**
* set the high range
* @param {number} level the level of the highs
* @param {number} db the db of the highs
*/
Tone.EQ.prototype.setHigh = function(level){
this.highGain.gain.value = level;
Tone.EQ.prototype.setHigh = function(db){
this.highGain.gain.value = this.dbToGain(db);
};
/**
* set the low range
* @param {number} level the level of the lows
* @param {number} db the db of the lows
*/
Tone.EQ.prototype.setLow = function(level){
this.lowGain.gain.value = level;
Tone.EQ.prototype.setLow = function(db){
this.lowGain.gain.value = this.dbToGain(db);
};
/**