void OnTriggerEnter2D(Collider2D col)
{
if (roomba.GetPathType() == PathType.WallFollow)
{
if (col.IsTouching(wallSensor) && col.gameObject.tag != "whiskers" && col.gameObject.tag != "vacuum")
{
roomba.GetPath().SetIsTouching(true);
++count;
}
}
}
void Start()
{
roomba = GetComponentInParent <Roomba>();
path = roomba.GetPath();
}