package problems.face.genes;

import ga.core.GAGene;
import ga.Evolve;
import problems.face.FaceDetectorProblem1;

/**
 * <p/>
 * This program 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,
 * provided that any use properly credits the author.
 * This program 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 at http://www.gnu.org
 * </p>
 *
 * @author Olly Oechsle, University of Essex, Date: 21-May-2007
 * @version 1.0
 */
public class YGene extends GAGene {

    public YGene() {
        super(0, FaceDetectorProblem1.WINDOWBLOCKSY - 3);
    }

    public double getInitialValue() {
       // X may be any number up to the width of the image minus 2
       int x = (int) (Evolve.getRandomNumber() * (FaceDetectorProblem1.WINDOWBLOCKSX - 3));
       if (x < 0) x = 0;
       return x;
    }

}