/*
* Created on Mar 17, 2005
*
* Copyright (c) 2005 Peter Johan Salomonsen (http://www.petersalomonsen.com)
*
* http://www.frinika.com
*
* This file is part of Frinika.
*
* Frinika is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
* Frinika is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with Frinika; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package com.frinika.synth;
import com.frinika.audio.Decibel;
/**
*
* @author Peter Johan Salomonsen
*
*/
public class Pan {
float leftLevel = 0;
float rightLevel = 0;
public Pan(final float position)
{
if(position == 0f)
leftLevel = 1f;
else if(position == 1f)
rightLevel = 1f;
else
{
leftLevel = Decibel.getAmplitudeRatio(-(float)(-20f*Math.log10(Math.sqrt(1-position))));
rightLevel = Decibel.getAmplitudeRatio(-(float)(-20f*Math.log10(Math.sqrt(position))));
}
}
/**
* @return Returns the leftLevel.
*/
public final float getLeftLevel() {
return leftLevel;
}
/**
* @return Returns the rightLevel.
*/
public final float getRightLevel() {
return rightLevel;
}
}