39 lines
1.3 KiB
C++
39 lines
1.3 KiB
C++
// Filename: firstOfPairCompare.h
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// Created by: drose (27Jun01)
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//
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////////////////////////////////////////////////////////////////////
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//
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// PANDA 3D SOFTWARE
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// Copyright (c) Carnegie Mellon University. All rights reserved.
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//
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// All use of this software is subject to the terms of the revised BSD
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// license. You should have received a copy of this license along
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// with this source code in a file named "LICENSE."
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//
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////////////////////////////////////////////////////////////////////
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#ifndef FIRSTOFPAIRCOMPARE_H
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#define FIRSTOFPAIRCOMPARE_H
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#include "pandabase.h"
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////////////////////////////////////////////////////////////////////
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// Class : FirstOfPairCompare
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// Description : An STL function object class, this is intended to be
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// used on any ordered collection of pairs of objects.
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// It invokes the indicated comparison function object
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// on the first object of its pair.
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////////////////////////////////////////////////////////////////////
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template<class ObjectType, class Compare>
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class FirstOfPairCompare {
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public:
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INLINE FirstOfPairCompare(Compare compare = Compare());
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INLINE bool operator () (const ObjectType &a, const ObjectType &b) const;
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Compare _compare;
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};
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#include "firstOfPairCompare.I"
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#endif
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