Core/Maps: re-added half-height values for collision checks

src/server/game/Entities/Object/Object.cpp

@@ -2541,7 +2541,7 @@ void WorldObject::MovePositionToFirstCollision(Position &pos, float dist, float
     uint32 terrainMapId = PhasingHandler::GetTerrainMapId(GetPhaseShift(), GetMap(), pos.m_positionX, pos.m_positionY);
     bool col = VMAP::VMapFactory::createOrGetVMapManager()->getObjectHitPos(terrainMapId,
         pos.m_positionX, pos.m_positionY, pos.m_positionZ + halfHeight,
-        destx, desty, destz,
+        destx, desty, destz + halfHeight,
         destx, desty, destz, -0.5f);
 
     // collision occured
@@ -2556,7 +2556,7 @@ void WorldObject::MovePositionToFirstCollision(Position &pos, float dist, float
     // check dynamic collision
     col = GetMap()->getObjectHitPos(GetPhaseShift(),
         pos.m_positionX, pos.m_positionY, pos.m_positionZ + halfHeight,
-        destx, desty, destz,
+        destx, desty, destz + halfHeight,
         destx, desty, destz, -0.5f);
 
     // Collided with a gameobject