Core/Movement

* Moved enter/exit vehicle packets to spline.
* Fixed spline movement on transports such as elevators (for which we do not keep track of its exact position) - path will be using normal coordinates (not transport offsets)

src/server/game/Entities/Vehicle/Vehicle.cpp

@@ -28,6 +28,7 @@
 #include "ZoneScript.h"
 #include "SpellMgr.h"
 #include "SpellInfo.h"
+#include "MoveSplineInit.h"
 
 Vehicle::Vehicle(Unit* unit, VehicleEntry const* vehInfo, uint32 creatureEntry) : _me(unit), _vehicleInfo(vehInfo), _usableSeatNum(0), _creatureEntry(creatureEntry)
 {
@@ -364,7 +365,12 @@ bool Vehicle::AddPassenger(Unit* unit, int8 seatId)
         unit->SendClearTarget();                                // SMSG_BREAK_TARGET
         unit->SetControlled(true, UNIT_STATE_ROOT);              // SMSG_FORCE_ROOT - In some cases we send SMSG_SPLINE_MOVE_ROOT here (for creatures)
                                                                 // also adds MOVEMENTFLAG_ROOT
-        unit->SendMonsterMoveTransport(_me);                     // SMSG_MONSTER_MOVE_TRANSPORT
+        Movement::MoveSplineInit init(*unit);
+        init.DisableTransportPathTransformations();
+        init.MoveTo(veSeat->m_attachmentOffsetX, veSeat->m_attachmentOffsetY, veSeat->m_attachmentOffsetZ);
+        init.SetFacing(0.0f);
+        init.SetTransportEnter();
+        init.Launch();
 
         if (_me->GetTypeId() == TYPEID_UNIT)
         {
@@ -372,7 +378,8 @@ bool Vehicle::AddPassenger(Unit* unit, int8 seatId)
                 _me->ToCreature()->AI()->PassengerBoarded(unit, seat->first, true);
 
             // update all passenger's positions
-            RelocatePassengers(_me->GetPositionX(), _me->GetPositionY(), _me->GetPositionZ(), _me->GetOrientation());
+            //Passenger's spline OR vehicle movement will update positions
+            //RelocatePassengers(_me->GetPositionX(), _me->GetPositionY(), _me->GetPositionZ(), _me->GetOrientation());
         }
     }