import java.util.*;

public class Onground {
	private Ground ground;
	private Position position;

	public Onground(Ground ground, Position position) {
		this.ground = ground;
		this.position = position;
	}

	public boolean getOnground() {
		return ((this.ground.getGround() == true) && (this.position.getPosition().getValue() <= 0.0));
	}
}