Core/Transports: Fixed stoppable elevator position calculation when going from first floor to third or higher

1 files changed, 6 insertions, 1 deletions

diff --git a/src/server/game/Entities/GameObject/GameObject.cpp b/src/server/game/Entities/GameObject/GameObject.cpp
index 33f7e257a28..ccc8c38ba1a 100644
--- a/src/server/game/Entities/GameObject/GameObject.cpp
+++ b/src/server/game/Entities/GameObject/GameObject.cpp
@@ -373,7 +373,12 @@ public:
         if (oldToNewStateDelta < 0)
             oldToNewStateDelta += pauseTimesCount + 1;
 
-        if (oldToNewStateDelta < newToOldStateDelta)
+        // this additional check is neccessary because client doesn't check dynamic flags on progress update
+        // instead it multiplies progress from dynamicflags field by -1 and then compares that against 0
+        // when calculating path progress while we simply check the flag if (!_owner.HasDynamicFlag(GO_DYNFLAG_LO_INVERTED_MOVEMENT))
+        bool isAtStartOfPath = _stateChangeProgress == 0;
+
+        if (oldToNewStateDelta < newToOldStateDelta && !isAtStartOfPath)
             _owner.SetDynamicFlag(GO_DYNFLAG_LO_INVERTED_MOVEMENT);
         else
             _owner.RemoveDynamicFlag(GO_DYNFLAG_LO_INVERTED_MOVEMENT);