/**
 * MandlebrotSet is an implementation of ChaoticFunction.
 * 
 * @author Ben Garrison bdg@cc.gatech.edu
 * @version 1.0
 */
public class MandlebrotSet extends Fractal {
	
	public MandlebrotSet()
	{
		super(1000);
	}

	/**
	 * @see ChaoticFunction#getColor(double, double)
	 */
	public int getColor(double x, double y) {
		double cx = x;
		double cy = y;
		double newx;
		double newy;
		
		for(int i=0;i<iterations;i++) {
			double mod = modulusSqrd(x,y);
			if(mod > 4) {
				return i;
			}
			
			newx = (x*x-y*y)+cx;
			newy = (2*x*y+cy);
			x = newx;
			y = newy;
		}
		
		return 0;
	}
}