fix(Core/Vehicles): feat vehicle seat addon, vehicle enter/exit positions (#20082)

* implement initial vehicle_seat_addon

Co-authored-by: Ovah <dreadkiller@gmx.de>

* add more vehicle_seat_addon data

* make exiting passenger visible

fixes "immediate despawn" of travelers mammoth

* style, update comments

* remove hacked pos relocate

* remove sending MSG_MOVE_ROOT/UNROOT on Ack

* set and unset UNIT_NPC_FLAG_PLAYER_VEHICLE on init/entry

* ulduar demolisher: remove flag correction and no longer needed usableseat

* fixup! implement initial vehicle_seat_addon

* fixup! fixup! implement initial vehicle_seat_addon

* re-add AddPassenger Flame Leviathan hack

was commented by mistake

* Update rev_1725993194571320983.sql

add missing ticks

---------

Co-authored-by: Ovah <dreadkiller@gmx.de>

1 files changed, 56 insertions, 0 deletions

diff --git a/src/server/game/Globals/ObjectMgr.cpp b/src/server/game/Globals/ObjectMgr.cpp
index e19e6098d8..6799ce7808 100644
--- a/src/server/game/Globals/ObjectMgr.cpp
+++ b/src/server/game/Globals/ObjectMgr.cpp
@@ -3483,6 +3483,62 @@ void ObjectMgr::LoadVehicleAccessories()
     LOG_INFO("server.loading", " ");
 }
 
+void ObjectMgr::LoadVehicleSeatAddon()
+{
+    uint32 oldMSTime = getMSTime();
+
+    _vehicleSeatAddonStore.clear();                           // needed for reload case
+
+    uint32 count = 0;
+
+    //                                                0            1                  2             3             4             5             6
+    QueryResult result = WorldDatabase.Query("SELECT `SeatEntry`, `SeatOrientation`, `ExitParamX`, `ExitParamY`, `ExitParamZ`, `ExitParamO`, `ExitParamValue` FROM `vehicle_seat_addon`");
+
+    if (!result)
+    {
+        LOG_ERROR("server.loading", ">> Loaded 0 vehicle seat addons. DB table `vehicle_seat_addon` is empty.");
+        return;
+    }
+
+    do
+    {
+        Field* fields = result->Fetch();
+
+        uint32 seatID = fields[0].Get<uint32>();
+        float orientation = fields[1].Get<float>();
+        float exitX = fields[2].Get<float>();
+        float exitY = fields[3].Get<float>();
+        float exitZ = fields[4].Get<float>();
+        float exitO = fields[5].Get<float>();
+        uint8 exitParam = fields[6].Get<uint8>();
+
+        if (!sVehicleSeatStore.LookupEntry(seatID))
+        {
+            LOG_ERROR("sql.sql", "Table `vehicle_seat_addon`: SeatID: %u does not exist in VehicleSeat.dbc. Skipping entry.", seatID);
+            continue;
+        }
+
+        // Sanitizing values
+        if (orientation > float(M_PI * 2))
+        {
+            LOG_ERROR("sql.sql", "Table `vehicle_seat_addon`: SeatID: %u is using invalid angle offset value (%f). Set Value to 0.", seatID, orientation);
+            orientation = 0.0f;
+        }
+
+        if (exitParam >= AsUnderlyingType(VehicleExitParameters::VehicleExitParamMax))
+        {
+            LOG_ERROR("sql.sql", "Table `vehicle_seat_addon`: SeatID: %u is using invalid exit parameter value (%u). Setting to 0 (none).", seatID, exitParam);
+            continue;
+        }
+
+        _vehicleSeatAddonStore[seatID] = VehicleSeatAddon(orientation, exitX, exitY, exitZ, exitO, exitParam);
+
+        ++count;
+    } while (result->NextRow());
+
+    LOG_INFO("server.loading", ">> Loaded %u Vehicle Seat Addon entries in %u ms", count, GetMSTimeDiffToNow(oldMSTime));
+}
+
 void ObjectMgr::LoadPetLevelInfo()
 {
     uint32 oldMSTime = getMSTime();