gameutil.java

游戏基础

package net.java.gamebase.core;
import java.awt.Point;


public class GameUtil {
	
	/**
	 * retorna a distancia entre dois pontos A and B SQRT( (A.x-b.X)^2 +
	 * (A.y-b.y)^2 )
	 */
	public static int distance(Point p1, Point p2) {
		return distance(p1.x, p1.y, p2.x, p2.y);
	}

	public static int distance(int x1, int y1, int x2, int y2) {
		return (int) Math.sqrt((double) ((x1 - x2) * (x1 - x2))
				+ ((y1 - y2) * (y1 - y2)));
	}

}