1 files changed, 24 insertions, 0 deletions
diff --git a/src/game/GridNotifiersImpl.h b/src/game/GridNotifiersImpl.h
index 6502c2ea7c8..211bca9cd3c 100644
--- a/src/game/GridNotifiersImpl.h
+++ b/src/game/GridNotifiersImpl.h
@@ -631,4 +631,28 @@ void MaNGOS::LocalizedPacketListDo<Builder>::operator()( Player* p )
         p->SendDirectMessage((*data_list)[i]);
 }
 
+struct ObjectDistanceOrder : public std::binary_function<const WorldObject, const WorldObject, bool>
+{
+    const Unit* m_pSource;
+
+    ObjectDistanceOrder(const Unit* pSource) : m_pSource(pSource) {};
+
+    bool operator()(const WorldObject* pLeft, const WorldObject* pRight) const
+    {
+        return m_pSource->GetDistanceOrder(pLeft, pRight);
+    }
+};
+
+struct ObjectDistanceOrderReversed : public std::binary_function<const WorldObject, const WorldObject, bool>
+{
+    const Unit* m_pSource;
+
+    ObjectDistanceOrderReversed(const Unit* pSource) : m_pSource(pSource) {};
+
+    bool operator()(const WorldObject* pLeft, const WorldObject* pRight) const
+    {
+        return !m_pSource->GetDistanceOrder(pLeft, pRight);
+    }
+};
+
 #endif                                                      // MANGOS_GRIDNOTIFIERSIMPL_H