moveGen(Coordinate start,int deltaX, int deltaY){
	int x=start+deltaX;
	int y=start+deltaY;

	if(Coordinate(x,y) is occupied by friend){
		stop.
	}else if(Coordinate(x,y) is free){
		add move
		moveGen(Coordinate(x,y),deltaX,deltaY)
	}else{		//if coordinate(x,y) is occupied by foe
		add move
	}
}