public void MakeAShootAtB(ItemController itemFrom, ItemController itemTo)
{
Vector3 fromPosition = itemFrom.gameObject.transform.position;
Vector3 toPosition = itemTo.gameObject.transform.position;
Vector3 relativePos = toPosition - fromPosition;
linesCollection.GetLineControllerBetween (itemFrom.GetId (), itemTo.GetId ()).Activate();
itemFrom.StartShootingAt (Quaternion.LookRotation(relativePos), itemTo.GetId());
map.AshootsAtB (itemFrom.GetId (), itemTo.GetId ());
}
