Merge pull request #7886 from tibbi/transport_visibility

Correctly update visibility for transports, author GriffonHeart
Closes #7132
Closes #6395

src/server/game/Entities/Player/Player.cpp

@@ -21754,6 +21754,14 @@ inline void UpdateVisibilityOf_helper(std::set<uint64>& s64, T* target, std::set
     s64.insert(target->GetGUID());
 }
 
+template<>
+inline void UpdateVisibilityOf_helper(std::set<uint64>& s64, GameObject* target, std::set<Unit*>& /*v*/)
+{
+    // Don't update only GAMEOBJECT_TYPE_TRANSPORT (or all transports and destructible buildings?)
+    if ((target->GetGOInfo()->type != GAMEOBJECT_TYPE_TRANSPORT))
+        s64.insert(target->GetGUID());
+}
+
 template<>
 inline void UpdateVisibilityOf_helper(std::set<uint64>& s64, Creature* target, std::set<Unit*>& v)
 {