Core/Player: Optimize Player::HaveAtClient() performance

Change m_clientGUIDs from std::set to std::unordered_set to reduce by 2.7x times the cpu usage in Player::HaveAtClient()

(cherry picked from commit 49ececf03830ca1d3df45bec1cd7f657d309450b)

2 files changed, 2 insertions, 2 deletions

diff --git a/src/server/game/Grids/Notifiers/GridNotifiers.cpp b/src/server/game/Grids/Notifiers/GridNotifiers.cpp
index 533f2845b17..d5562a9a3c7 100644
--- a/src/server/game/Grids/Notifiers/GridNotifiers.cpp
+++ b/src/server/game/Grids/Notifiers/GridNotifiers.cpp
@@ -65,7 +65,7 @@ void VisibleNotifier::SendToSelf()
         }
     }
 
-    for (GuidSet::const_iterator it = vis_guids.begin(); it != vis_guids.end(); ++it)
+    for (auto it = vis_guids.begin(); it != vis_guids.end(); ++it)
     {
         i_player.m_clientGUIDs.erase(*it);
         i_data.AddOutOfRangeGUID(*it);
diff --git a/src/server/game/Grids/Notifiers/GridNotifiers.h b/src/server/game/Grids/Notifiers/GridNotifiers.h
index ae8c96aff94..0936f8ff753 100644
--- a/src/server/game/Grids/Notifiers/GridNotifiers.h
+++ b/src/server/game/Grids/Notifiers/GridNotifiers.h
@@ -45,7 +45,7 @@ namespace Trinity
         Player &i_player;
         UpdateData i_data;
         std::set<Unit*> i_visibleNow;
-        GuidSet vis_guids;
+        GuidUnorderedSet vis_guids;
 
         VisibleNotifier(Player &player) : i_player(player), i_data(player.GetMapId()), vis_guids(player.m_clientGUIDs) { }
         template<class T> void Visit(GridRefManager<T> &m);