42 lines
1.1 KiB
C++
42 lines
1.1 KiB
C++
/**
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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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* @file hashGeneratorBase.h
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* @author drose
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* @date 2001-05-14
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*/
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#ifndef HASHGENERATORBASE_H
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#define HASHGENERATORBASE_H
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#include "pandabase.h"
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/**
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* This is the base class for a number of classes that generate arbitrary hash
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* numbers for complex objects, based fundamentally on a sequence of integers.
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*
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* There are no virtual functions here, for performance reasons; it is
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* generally desirable to generate hash numbers as quickly as possible. The
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* derived classes must redefine all the basic functionality.
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*
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* Thus, a compile-time decision must be made for the kind of HashGenerator
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* that is appropriate for a particular class.
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*/
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class EXPCL_PANDA_EXPRESS HashGeneratorBase {
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public:
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INLINE HashGeneratorBase();
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INLINE size_t get_hash() const;
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protected:
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size_t _hash;
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};
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#include "hashGeneratorBase.I"
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#endif
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