public Tower Upgrade()
{
if (upgradePrefab != null)
{
GameObject upgradedTower = Instantiate(upgradePrefab);
Tower newTower = upgradedTower.GetComponent <Tower>();
newTower.firstPointPlaced = firstPointPlaced;
newTower.secondPointPlaced = secondPointPlaced;
newTower.toFirstPoint = toFirstPoint;
newTower.travelPoints = travelPoints;
newTower.timer = timer;
newTower.isPlaced = isPlaced;
newTower.canTravel = canTravel;
newTower.transform.rotation = transform.rotation;
newTower.transform.position = transform.position;
Shooter newShooter = upgradedTower.GetComponent <Shooter>();
newShooter.CloneData(GetComponent <Shooter>());
Destroy(gameObject);
return(newTower);
}
return(null);
}