public override void Accept(ColVisitor other)
{
// Important: at this point we have an Alien
// Call the appropriate collision reaction
other.VisitShipRoot(this);
}
public override void Accept(ColVisitor other)
{
//Q: what hits the shipRoot?
//A: mostly Bombs, but also aliens/AlienGroup(Get to later)....
other.VisitShipRoot(this);
}