Core/Vehicles: expand vehicle seat addon table implementation to support passenger exit options

src/server/game/Entities/Unit/Unit.cpp

@@ -13465,8 +13465,8 @@ void Unit::_ExitVehicle(Position const* exitPosition)
         return;
 
     // This should be done before dismiss, because there may be some aura removal
+    VehicleSeatAddon const seatAddon = m_vehicle->GetSeatAddonForSeatOfPassenger(this);
     Vehicle* vehicle = m_vehicle->RemovePassenger(this);
-
     Player* player = ToPlayer();
 
     // If the player is on mounted duel and exits the mount, he should immediatly lose the duel
@@ -13489,7 +13489,12 @@ void Unit::_ExitVehicle(Position const* exitPosition)
         // Set exit position to vehicle position and use the current orientation
         pos = vehicle->GetBase()->GetPosition();
         pos.SetOrientation(GetOrientation());
-        sScriptMgr->ModifyVehiclePassengerExitPos(this, vehicle, pos);
+
+        // Change exit position based on seat entry
+        if (seatAddon.ExitParameter == VehicleExitParameters::VehicleExitParamOffset)
+            pos.RelocateOffset({ seatAddon.ExitParameterX, seatAddon.ExitParameterY, seatAddon.ExitParameterZ, seatAddon.ExitParameterO });
+        else if (seatAddon.ExitParameter == VehicleExitParameters::VehicleExitParamDest)
+            pos.Relocate({ seatAddon.ExitParameterX, seatAddon.ExitParameterY, seatAddon.ExitParameterZ, seatAddon.ExitParameterO });
     }
 
     float height = pos.GetPositionZ() + vehicle->GetBase()->GetCollisionHeight();