00001 // Filename: firstOfPairCompare.h 00002 // Created by: drose (27Jun01) 00003 // 00004 //////////////////////////////////////////////////////////////////// 00005 // 00006 // PANDA 3D SOFTWARE 00007 // Copyright (c) 2001, Disney Enterprises, Inc. All rights reserved 00008 // 00009 // All use of this software is subject to the terms of the Panda 3d 00010 // Software license. You should have received a copy of this license 00011 // along with this source code; you will also find a current copy of 00012 // the license at http://www.panda3d.org/license.txt . 00013 // 00014 // To contact the maintainers of this program write to 00015 // panda3d@yahoogroups.com . 00016 // 00017 //////////////////////////////////////////////////////////////////// 00018 00019 #ifndef FIRSTOFPAIRCOMPARE_H 00020 #define FIRSTOFPAIRCOMPARE_H 00021 00022 #include <pandabase.h> 00023 00024 //////////////////////////////////////////////////////////////////// 00025 // Class : FirstOfPairCompare 00026 // Description : An STL function object class, this is intended to be 00027 // used on any ordered collection of pairs of objects. 00028 // It invokes the indicated comparison function object 00029 // on the first object of its pair. 00030 //////////////////////////////////////////////////////////////////// 00031 template<class ObjectType, class Compare> 00032 class FirstOfPairCompare { 00033 public: 00034 INLINE FirstOfPairCompare(Compare compare = Compare()); 00035 INLINE bool operator () (const ObjectType &a, const ObjectType &b) const; 00036 Compare _compare; 00037 }; 00038 00039 #include "firstOfPairCompare.I" 00040 00041 #endif 00042
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