package vafusion.inst;
import jm.audio.io.*;
import jm.audio.synth.*;
import jm.music.data.Note;
import jm.audio.AudioObject;
/**
* A basic amplitude modulation that causes a warbing trumolo effect
* @author Andrew Brown
*/
public final class TremoloInst extends jm.audio.Instrument{
//----------------------------------------------
// Attributes
//----------------------------------------------
/** the sample rate passed to the instrument */
private int sampleRate;
/** the sample rate passed to the instrument */
private int channels;
//----------------------------------------------
// Constructor
//----------------------------------------------
/**
* Basic default constructor to set an initial
* sampling rate.
* @param sampleRate
*/
public TremoloInst(int sampleRate){
this.sampleRate = sampleRate;
this.channels = 1;
}
//----------------------------------------------
// Methods
//----------------------------------------------
/**
* Initialisation method used to build the objects that
* this instrument will use.
*/
@Override
public void createChain(){
Oscillator modulator = new Oscillator(this, Oscillator.SINE_WAVE, this.sampleRate,
this.channels, Oscillator.FREQUENCY, (float)5.0);
Volume vol = new Volume(modulator, 10.0f);
Oscillator carrier = new Oscillator(vol,
Oscillator.SINE_WAVE, Oscillator.AMPLITUDE);
Envelope env2 = new Envelope(carrier,
new double[] {0.0, 0.0, 0.1, 1.0, 1.0, 0.0});
SampleOut sout = new SampleOut(env2);
}
}