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eodev/edo/src/utils/edoHyperVolume.h

54 lines
1.5 KiB
C++

/*
The Evolving Distribution Objects framework (EDO) is a template-based,
ANSI-C++ evolutionary computation library which helps you to write your
own estimation of distribution algorithms.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
Copyright (C) 2010 Thales group
*/
/*
Authors:
Johann Dréo <johann.dreo@thalesgroup.com>
Caner Candan <caner.candan@thalesgroup.com>
*/
#ifndef _edoHyperVolume_h
#define _edoHyperVolume_h
//! edoHyperVolume
template < typename EOT >
class edoHyperVolume
{
public:
typedef typename EOT::AtomType AtomType;
edoHyperVolume() : _hv(1) {}
void update(AtomType v)
{
_hv *= ::sqrt( v );
assert( _hv <= std::numeric_limits< AtomType >::max() );
}
AtomType get_hypervolume() const { return _hv; }
protected:
AtomType _hv;
};
#endif // !_edoHyperVolume_h