Core/Grids: Ported cmangos/mangos-wotlk@ea99457e50790acde8928aa0f3dc4a9c096b4a8c

(cherry picked from commit 9299e9bde087af7e5d777d5a55a3b79d2b63c48e)

6 files changed, 41 insertions, 119 deletions

diff --git a/src/server/game/Entities/Creature/Creature.cpp b/src/server/game/Entities/Creature/Creature.cpp
index 7e006d98d35..ed98f7d70be 100644
--- a/src/server/game/Entities/Creature/Creature.cpp
+++ b/src/server/game/Entities/Creature/Creature.cpp
@@ -880,16 +880,9 @@ void Creature::DoFleeToGetAssistance()
     if (radius >0)
     {
         Creature* creature = nullptr;
-
-        CellCoord p(Trinity::ComputeCellCoord(GetPositionX(), GetPositionY()));
-        Cell cell(p);
-        cell.SetNoCreate();
         Trinity::NearestAssistCreatureInCreatureRangeCheck u_check(this, GetVictim(), radius);
         Trinity::CreatureLastSearcher<Trinity::NearestAssistCreatureInCreatureRangeCheck> searcher(this, creature, u_check);
-
-        TypeContainerVisitor<Trinity::CreatureLastSearcher<Trinity::NearestAssistCreatureInCreatureRangeCheck>, GridTypeMapContainer > grid_creature_searcher(searcher);
-
-        cell.Visit(p, grid_creature_searcher, *GetMap(), *this, radius);
+        Cell::VisitGridObjects(this, searcher, radius);
 
         SetNoSearchAssistance(true);
         UpdateSpeed(MOVE_RUN);
@@ -2091,55 +2084,29 @@ SpellInfo const* Creature::reachWithSpellCure(Unit* victim)
 // select nearest hostile unit within the given distance (regardless of threat list).
 Unit* Creature::SelectNearestTarget(float dist, bool playerOnly /* = false */) const
 {
-    CellCoord p(Trinity::ComputeCellCoord(GetPositionX(), GetPositionY()));
-    Cell cell(p);
-    cell.SetNoCreate();
+    if (dist == 0.0f)
+        dist = MAX_VISIBILITY_DISTANCE;
 
     Unit* target = nullptr;
-
-    {
-        if (dist == 0.0f)
-            dist = MAX_VISIBILITY_DISTANCE;
-
-        Trinity::NearestHostileUnitCheck u_check(this, dist, playerOnly);
-        Trinity::UnitLastSearcher<Trinity::NearestHostileUnitCheck> searcher(this, target, u_check);
-
-        TypeContainerVisitor<Trinity::UnitLastSearcher<Trinity::NearestHostileUnitCheck>, WorldTypeMapContainer > world_unit_searcher(searcher);
-        TypeContainerVisitor<Trinity::UnitLastSearcher<Trinity::NearestHostileUnitCheck>, GridTypeMapContainer >  grid_unit_searcher(searcher);
-
-        cell.Visit(p, world_unit_searcher, *GetMap(), *this, dist);
-        cell.Visit(p, grid_unit_searcher, *GetMap(), *this, dist);
-    }
-
+    Trinity::NearestHostileUnitCheck u_check(this, dist, playerOnly);
+    Trinity::UnitLastSearcher<Trinity::NearestHostileUnitCheck> searcher(this, target, u_check);
+    Cell::VisitAllObjects(this, searcher, dist);
     return target;
 }
 
 // select nearest hostile unit within the given attack distance (i.e. distance is ignored if > than ATTACK_DISTANCE), regardless of threat list.
 Unit* Creature::SelectNearestTargetInAttackDistance(float dist) const
 {
-    CellCoord p(Trinity::ComputeCellCoord(GetPositionX(), GetPositionY()));
-    Cell cell(p);
-    cell.SetNoCreate();
-
-    Unit* target = nullptr;
-
     if (dist > MAX_VISIBILITY_DISTANCE)
     {
         TC_LOG_ERROR("entities.unit", "Creature (GUID: %u Entry: %u) SelectNearestTargetInAttackDistance called with dist > MAX_VISIBILITY_DISTANCE. Distance set to ATTACK_DISTANCE.", GetGUID().GetCounter(), GetEntry());
         dist = ATTACK_DISTANCE;
     }
 
-    {
-        Trinity::NearestHostileUnitInAttackDistanceCheck u_check(this, dist);
-        Trinity::UnitLastSearcher<Trinity::NearestHostileUnitInAttackDistanceCheck> searcher(this, target, u_check);
-
-        TypeContainerVisitor<Trinity::UnitLastSearcher<Trinity::NearestHostileUnitInAttackDistanceCheck>, WorldTypeMapContainer > world_unit_searcher(searcher);
-        TypeContainerVisitor<Trinity::UnitLastSearcher<Trinity::NearestHostileUnitInAttackDistanceCheck>, GridTypeMapContainer >  grid_unit_searcher(searcher);
-
-        cell.Visit(p, world_unit_searcher, *GetMap(), *this, ATTACK_DISTANCE > dist ? ATTACK_DISTANCE : dist);
-        cell.Visit(p, grid_unit_searcher, *GetMap(), *this, ATTACK_DISTANCE > dist ? ATTACK_DISTANCE : dist);
-    }
-
+    Unit* target = nullptr;
+    Trinity::NearestHostileUnitInAttackDistanceCheck u_check(this, dist);
+    Trinity::UnitLastSearcher<Trinity::NearestHostileUnitInAttackDistanceCheck> searcher(this, target, u_check);
+    Cell::VisitAllObjects(this, searcher, std::max(dist, ATTACK_DISTANCE));
     return target;
 }
 
@@ -2166,19 +2133,9 @@ void Creature::CallAssistance()
         if (radius > 0)
         {
             std::list<Creature*> assistList;
-
-            {
-                CellCoord p(Trinity::ComputeCellCoord(GetPositionX(), GetPositionY()));
-                Cell cell(p);
-                cell.SetNoCreate();
-
-                Trinity::AnyAssistCreatureInRangeCheck u_check(this, GetVictim(), radius);
-                Trinity::CreatureListSearcher<Trinity::AnyAssistCreatureInRangeCheck> searcher(this, assistList, u_check);
-
-                TypeContainerVisitor<Trinity::CreatureListSearcher<Trinity::AnyAssistCreatureInRangeCheck>, GridTypeMapContainer >  grid_creature_searcher(searcher);
-
-                cell.Visit(p, grid_creature_searcher, *GetMap(), *this, radius);
-            }
+            Trinity::AnyAssistCreatureInRangeCheck u_check(this, GetVictim(), radius);
+            Trinity::CreatureListSearcher<Trinity::AnyAssistCreatureInRangeCheck> searcher(this, assistList, u_check);
+            Cell::VisitGridObjects(this, searcher, radius);
 
             if (!assistList.empty())
             {
@@ -2200,16 +2157,9 @@ void Creature::CallForHelp(float radius)
     if (radius <= 0.0f || !GetVictim() || IsPet() || IsCharmed())
         return;
 
-    CellCoord p(Trinity::ComputeCellCoord(GetPositionX(), GetPositionY()));
-    Cell cell(p);
-    cell.SetNoCreate();
-
     Trinity::CallOfHelpCreatureInRangeDo u_do(this, GetVictim(), radius);
     Trinity::CreatureWorker<Trinity::CallOfHelpCreatureInRangeDo> worker(this, u_do);
-
-    TypeContainerVisitor<Trinity::CreatureWorker<Trinity::CallOfHelpCreatureInRangeDo>, GridTypeMapContainer >  grid_creature_searcher(worker);
-
-    cell.Visit(p, grid_creature_searcher, *GetMap(), *this, radius);
+    Cell::VisitGridObjects(this, worker, radius);
 }
 
 bool Creature::CanAssistTo(const Unit* u, const Unit* enemy, bool checkfaction /*= true*/) const
@@ -2893,12 +2843,10 @@ Unit* Creature::SelectNearestHostileUnitInAggroRange(bool useLOS) const
 
     Unit* target = NULL;
 
-    {
-        Trinity::NearestHostileUnitInAggroRangeCheck u_check(this, useLOS);
-        Trinity::UnitSearcher<Trinity::NearestHostileUnitInAggroRangeCheck> searcher(this, target, u_check);
+    Trinity::NearestHostileUnitInAggroRangeCheck u_check(this, useLOS);
+    Trinity::UnitSearcher<Trinity::NearestHostileUnitInAggroRangeCheck> searcher(this, target, u_check);
 
-        VisitNearbyGridObject(MAX_AGGRO_RADIUS, searcher);
-    }
+    Cell::VisitGridObjects(this, searcher, MAX_AGGRO_RADIUS);
 
     return target;
 }
diff --git a/src/server/game/Entities/GameObject/GameObject.cpp b/src/server/game/Entities/GameObject/GameObject.cpp
index b82ca03f48b..58d2ce513c6 100644
--- a/src/server/game/Entities/GameObject/GameObject.cpp
+++ b/src/server/game/Entities/GameObject/GameObject.cpp
@@ -582,7 +582,7 @@ void GameObject::Update(uint32 diff)
                         // Hunter trap: Search units which are unfriendly to the trap's owner
                         Trinity::NearestAttackableNoTotemUnitInObjectRangeCheck checker(this, owner, radius);
                         Trinity::UnitLastSearcher<Trinity::NearestAttackableNoTotemUnitInObjectRangeCheck> searcher(this, target, checker);
-                        VisitNearbyObject(radius, searcher);
+                        Cell::VisitAllObjects(this, searcher, radius);
                     }
                     else
                     {
@@ -590,7 +590,7 @@ void GameObject::Update(uint32 diff)
                         Player* player = nullptr;
                         Trinity::AnyPlayerInObjectRangeCheck checker(this, radius);
                         Trinity::PlayerSearcher<Trinity::AnyPlayerInObjectRangeCheck> searcher(this, player, checker);
-                        VisitNearbyWorldObject(radius, searcher);
+                        Cell::VisitWorldObjects(this, searcher, radius);
                         target = player;
                     }
 
@@ -1166,15 +1166,9 @@ void GameObject::TriggeringLinkedGameObject(uint32 trapEntry, Unit* target)
 GameObject* GameObject::LookupFishingHoleAround(float range)
 {
     GameObject* ok = nullptr;
-
-    CellCoord p(Trinity::ComputeCellCoord(GetPositionX(), GetPositionY()));
-    Cell cell(p);
     Trinity::NearestGameObjectFishingHole u_check(*this, range);
     Trinity::GameObjectSearcher<Trinity::NearestGameObjectFishingHole> checker(this, ok, u_check);
-
-    TypeContainerVisitor<Trinity::GameObjectSearcher<Trinity::NearestGameObjectFishingHole>, GridTypeMapContainer > grid_object_checker(checker);
-    cell.Visit(p, grid_object_checker, *GetMap(), *this, range);
-
+    Cell::VisitGridObjects(this, checker, range);
     return ok;
 }
 
diff --git a/src/server/game/Entities/Object/Object.cpp b/src/server/game/Entities/Object/Object.cpp
index 51c7273de96..a488f6523e1 100644
--- a/src/server/game/Entities/Object/Object.cpp
+++ b/src/server/game/Entities/Object/Object.cpp
@@ -1769,13 +1769,13 @@ void WorldObject::SendMessageToSet(WorldPacket const* data, bool self)
 void WorldObject::SendMessageToSetInRange(WorldPacket const* data, float dist, bool /*self*/)
 {
     Trinity::MessageDistDeliverer notifier(this, data, dist);
-    VisitNearbyWorldObject(dist, notifier);
+    Cell::VisitWorldObjects(this, notifier, dist);
 }
 
 void WorldObject::SendMessageToSet(WorldPacket const* data, Player const* skipped_rcvr)
 {
     Trinity::MessageDistDeliverer notifier(this, data, GetVisibilityRange(), false, skipped_rcvr);
-    VisitNearbyWorldObject(GetVisibilityRange(), notifier);
+    Cell::VisitWorldObjects(this, notifier, GetVisibilityRange());
 }
 
 void WorldObject::SendObjectDeSpawnAnim(ObjectGuid guid)
@@ -1925,7 +1925,7 @@ TempSummon* Map::SummonCreature(uint32 entry, Position const& pos, SummonPropert
 
     // call MoveInLineOfSight for nearby creatures
     Trinity::AIRelocationNotifier notifier(*summon);
-    summon->VisitNearbyObject(GetVisibilityRange(), notifier);
+    Cell::VisitAllObjects(summon, notifier, GetVisibilityRange());
 
     return summon;
 }
@@ -2086,7 +2086,7 @@ Creature* WorldObject::FindNearestCreature(uint32 entry, float range, bool alive
     Creature* creature = nullptr;
     Trinity::NearestCreatureEntryWithLiveStateInObjectRangeCheck checker(*this, entry, alive, range);
     Trinity::CreatureLastSearcher<Trinity::NearestCreatureEntryWithLiveStateInObjectRangeCheck> searcher(this, creature, checker);
-    VisitNearbyObject(range, searcher);
+    Cell::VisitAllObjects(this, searcher, range);
     return creature;
 }
 
@@ -2095,7 +2095,7 @@ GameObject* WorldObject::FindNearestGameObject(uint32 entry, float range) const
     GameObject* go = nullptr;
     Trinity::NearestGameObjectEntryInObjectRangeCheck checker(*this, entry, range);
     Trinity::GameObjectLastSearcher<Trinity::NearestGameObjectEntryInObjectRangeCheck> searcher(this, go, checker);
-    VisitNearbyGridObject(range, searcher);
+    Cell::VisitGridObjects(this, searcher, range);
     return go;
 }
 
@@ -2104,7 +2104,7 @@ GameObject* WorldObject::FindNearestGameObjectOfType(GameobjectTypes type, float
     GameObject* go = nullptr;
     Trinity::NearestGameObjectTypeInObjectRangeCheck checker(*this, type, range);
     Trinity::GameObjectLastSearcher<Trinity::NearestGameObjectTypeInObjectRangeCheck> searcher(this, go, checker);
-    VisitNearbyGridObject(range, searcher);
+    Cell::VisitGridObjects(this, searcher, range);
     return go;
 }
 
@@ -2114,7 +2114,7 @@ Player* WorldObject::SelectNearestPlayer(float distance) const
 
     Trinity::NearestPlayerInObjectRangeCheck checker(this, distance);
     Trinity::PlayerLastSearcher<Trinity::NearestPlayerInObjectRangeCheck> searcher(this, target, checker);
-    VisitNearbyObject(distance, searcher);
+    Cell::VisitWorldObjects(this, searcher, distance);
 
     return target;
 }
@@ -2123,28 +2123,17 @@ template <typename Container>
 void WorldObject::GetGameObjectListWithEntryInGrid(Container& gameObjectContainer, uint32 entry, float maxSearchRange /*= 250.0f*/) const
 {
     CellCoord pair(Trinity::ComputeCellCoord(GetPositionX(), GetPositionY()));
-    Cell cell(pair);
-    cell.SetNoCreate();
-
     Trinity::AllGameObjectsWithEntryInRange check(this, entry, maxSearchRange);
     Trinity::GameObjectListSearcher<Trinity::AllGameObjectsWithEntryInRange> searcher(this, gameObjectContainer, check);
-    TypeContainerVisitor<Trinity::GameObjectListSearcher<Trinity::AllGameObjectsWithEntryInRange>, GridTypeMapContainer> visitor(searcher);
-
-    cell.Visit(pair, visitor, *GetMap(), *this, maxSearchRange);
+    Cell::VisitGridObjects(this, searcher, maxSearchRange);
 }
 
 template <typename Container>
 void WorldObject::GetCreatureListWithEntryInGrid(Container& creatureContainer, uint32 entry, float maxSearchRange /*= 250.0f*/) const
 {
-    CellCoord pair(Trinity::ComputeCellCoord(GetPositionX(), GetPositionY()));
-    Cell cell(pair);
-    cell.SetNoCreate();
-
     Trinity::AllCreaturesOfEntryInRange check(this, entry, maxSearchRange);
     Trinity::CreatureListSearcher<Trinity::AllCreaturesOfEntryInRange> searcher(this, creatureContainer, check);
-    TypeContainerVisitor<Trinity::CreatureListSearcher<Trinity::AllCreaturesOfEntryInRange>, GridTypeMapContainer> visitor(searcher);
-
-    cell.Visit(pair, visitor, *GetMap(), *this, maxSearchRange);
+    Cell::VisitGridObjects(this, searcher, maxSearchRange);
 }
 
 template <typename Container>
@@ -2152,7 +2141,7 @@ void WorldObject::GetPlayerListInGrid(Container& playerContainer, float maxSearc
 {
     Trinity::AnyPlayerInObjectRangeCheck checker(this, maxSearchRange);
     Trinity::PlayerListSearcher<Trinity::AnyPlayerInObjectRangeCheck> searcher(this, playerContainer, checker);
-    VisitNearbyWorldObject(maxSearchRange, searcher);
+    Cell::VisitWorldObjects(this, searcher, maxSearchRange);
 }
 
 void WorldObject::GetNearPoint2D(float &x, float &y, float distance2d, float absAngle) const
@@ -2419,7 +2408,7 @@ void WorldObject::DestroyForNearbyPlayers()
     std::list<Player*> targets;
     Trinity::AnyPlayerInObjectRangeCheck check(this, GetVisibilityRange(), false);
     Trinity::PlayerListSearcher<Trinity::AnyPlayerInObjectRangeCheck> searcher(this, targets, check);
-    VisitNearbyWorldObject(GetVisibilityRange(), searcher);
+    Cell::VisitWorldObjects(this, searcher, GetVisibilityRange());
     for (std::list<Player*>::const_iterator iter = targets.begin(); iter != targets.end(); ++iter)
     {
         Player* player = (*iter);
@@ -2446,7 +2435,7 @@ void WorldObject::UpdateObjectVisibility(bool /*forced*/)
 {
     //updates object's visibility for nearby players
     Trinity::VisibleChangesNotifier notifier(*this);
-    VisitNearbyWorldObject(GetVisibilityRange(), notifier);
+    Cell::VisitWorldObjects(this, notifier, GetVisibilityRange());
 }
 
 struct WorldObjectChangeAccumulator
@@ -2521,14 +2510,9 @@ struct WorldObjectChangeAccumulator
 
 void WorldObject::BuildUpdate(UpdateDataMapType& data_map)
 {
-    CellCoord p = Trinity::ComputeCellCoord(GetPositionX(), GetPositionY());
-    Cell cell(p);
-    cell.SetNoCreate();
     WorldObjectChangeAccumulator notifier(*this, data_map);
-    TypeContainerVisitor<WorldObjectChangeAccumulator, WorldTypeMapContainer > player_notifier(notifier);
-    Map& map = *GetMap();
     //we must build packets for all visible players
-    cell.Visit(p, player_notifier, map, *this, GetVisibilityRange());
+    Cell::VisitWorldObjects(this, notifier, GetVisibilityRange());
 
     ClearUpdateMask(false);
 }
diff --git a/src/server/game/Entities/Object/Object.h b/src/server/game/Entities/Object/Object.h
index 03c721d59fc..3438e428a75 100644
--- a/src/server/game/Entities/Object/Object.h
+++ b/src/server/game/Entities/Object/Object.h
@@ -596,10 +596,6 @@ class TC_GAME_API WorldObject : public Object, public WorldLocation
         bool IsPermanentWorldObject() const { return m_isWorldObject; }
         bool IsWorldObject() const;
 
-        template<class NOTIFIER> void VisitNearbyObject(float const& radius, NOTIFIER& notifier) const { if (IsInWorld()) GetMap()->VisitAll(GetPositionX(), GetPositionY(), radius, notifier); }
-        template<class NOTIFIER> void VisitNearbyGridObject(float const& radius, NOTIFIER& notifier) const { if (IsInWorld()) GetMap()->VisitGrid(GetPositionX(), GetPositionY(), radius, notifier); }
-        template<class NOTIFIER> void VisitNearbyWorldObject(float const& radius, NOTIFIER& notifier) const { if (IsInWorld()) GetMap()->VisitWorld(GetPositionX(), GetPositionY(), radius, notifier); }
-
         uint32  LastUsedScriptID;
 
         // Transports
diff --git a/src/server/game/Entities/Player/Player.cpp b/src/server/game/Entities/Player/Player.cpp
index 4a568bb85f6..2394e822efc 100644
--- a/src/server/game/Entities/Player/Player.cpp
+++ b/src/server/game/Entities/Player/Player.cpp
@@ -6453,7 +6453,7 @@ void Player::SendMessageToSetInRange(WorldPacket const* data, float dist, bool s
         GetSession()->SendPacket(data);
 
     Trinity::MessageDistDeliverer notifier(this, data, dist);
-    VisitNearbyWorldObject(dist, notifier);
+    Cell::VisitWorldObjects(this, notifier, dist);
 }
 
 void Player::SendMessageToSetInRange(WorldPacket const* data, float dist, bool self, bool own_team_only)
@@ -6462,7 +6462,7 @@ void Player::SendMessageToSetInRange(WorldPacket const* data, float dist, bool s
         GetSession()->SendPacket(data);
 
     Trinity::MessageDistDeliverer notifier(this, data, dist, own_team_only);
-    VisitNearbyWorldObject(dist, notifier);
+    Cell::VisitWorldObjects(this, notifier, dist);
 }
 
 void Player::SendMessageToSet(WorldPacket const* data, Player const* skipped_rcvr)
@@ -6473,7 +6473,7 @@ void Player::SendMessageToSet(WorldPacket const* data, Player const* skipped_rcv
     // we use World::GetMaxVisibleDistance() because i cannot see why not use a distance
     // update: replaced by GetMap()->GetVisibilityDistance()
     Trinity::MessageDistDeliverer notifier(this, data, GetVisibilityRange(), false, skipped_rcvr);
-    VisitNearbyWorldObject(GetVisibilityRange(), notifier);
+    Cell::VisitWorldObjects(this, notifier, GetVisibilityRange());
 }
 
 void Player::SendDirectMessage(WorldPacket const* data) const
@@ -22315,7 +22315,7 @@ void Player::UpdateVisibilityForPlayer()
 {
     // updates visibility of all objects around point of view for current player
     Trinity::VisibleNotifier notifier(*this);
-    m_seer->VisitNearbyObject(GetSightRange(), notifier);
+    Cell::VisitAllObjects(m_seer, notifier, GetSightRange());
     notifier.SendToSelf();   // send gathered data
 }
 
diff --git a/src/server/game/Entities/Unit/Unit.cpp b/src/server/game/Entities/Unit/Unit.cpp
index 7f5edc85eae..157b441d90a 100644
--- a/src/server/game/Entities/Unit/Unit.cpp
+++ b/src/server/game/Entities/Unit/Unit.cpp
@@ -11540,7 +11540,7 @@ Unit* Unit::SelectNearbyTarget(Unit* exclude, float dist) const
     std::list<Unit*> targets;
     Trinity::AnyUnfriendlyUnitInObjectRangeCheck u_check(this, this, dist);
     Trinity::UnitListSearcher<Trinity::AnyUnfriendlyUnitInObjectRangeCheck> searcher(this, targets, u_check);
-    VisitNearbyObject(dist, searcher);
+    Cell::VisitAllObjects(this, searcher, dist);
 
     // remove current target
     if (GetVictim())
@@ -13120,7 +13120,7 @@ void Unit::UpdateObjectVisibility(bool forced)
         WorldObject::UpdateObjectVisibility(true);
         // call MoveInLineOfSight for nearby creatures
         Trinity::AIRelocationNotifier notifier(*this);
-        VisitNearbyObject(GetVisibilityRange(), notifier);
+        Cell::VisitAllObjects(this, notifier, GetVisibilityRange());
     }
 }
 
@@ -14559,7 +14559,7 @@ void Unit::Talk(std::string const& text, ChatMsg msgType, Language language, flo
     Trinity::CustomChatTextBuilder builder(this, msgType, text, language, target);
     Trinity::LocalizedPacketDo<Trinity::CustomChatTextBuilder> localizer(builder);
     Trinity::PlayerDistWorker<Trinity::LocalizedPacketDo<Trinity::CustomChatTextBuilder> > worker(this, textRange, localizer);
-    VisitNearbyWorldObject(textRange, worker);
+    Cell::VisitWorldObjects(this, worker, textRange);
 }
 
 void Unit::Say(std::string const& text, Language language, WorldObject const* target /*= nullptr*/)
@@ -14599,7 +14599,7 @@ void Unit::Talk(uint32 textId, ChatMsg msgType, float textRange, WorldObject con
     Trinity::BroadcastTextBuilder builder(this, msgType, textId, target);
     Trinity::LocalizedPacketDo<Trinity::BroadcastTextBuilder> localizer(builder);
     Trinity::PlayerDistWorker<Trinity::LocalizedPacketDo<Trinity::BroadcastTextBuilder> > worker(this, textRange, localizer);
-    VisitNearbyWorldObject(textRange, worker);
+    Cell::VisitWorldObjects(this, worker, textRange);
 }
 
 void Unit::Say(uint32 textId, WorldObject const* target /*= nullptr*/)