117 lines
4 KiB
C++
117 lines
4 KiB
C++
// -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// eoPopStat.h
|
|
// (c) Maarten Keijzer, Marc Schoenauer and GeNeura Team, 2001
|
|
/*
|
|
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 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
|
|
Contact: todos@geneura.ugr.es, http://geneura.ugr.es
|
|
Marc.Schoenauer@polytechnique.fr
|
|
mkeijzer@dhi.dk
|
|
*/
|
|
//-----------------------------------------------------------------------------
|
|
|
|
/** WARNING: this file contains 2 classes:
|
|
|
|
eoPopString and eoSortedPopString
|
|
|
|
that transform the population into a string
|
|
that can be used to dump to the screen
|
|
*/
|
|
|
|
#ifndef _eoPopStat_h
|
|
#define _eoPopStat_h
|
|
|
|
#include <utils/eoStat.h>
|
|
|
|
|
|
/** Thanks to MS/VC++, eoParam mechanism is unable to handle vectors of stats.
|
|
This snippet is a workaround:
|
|
This class will "print" a whole population into a string - that you can later
|
|
send to any stream
|
|
This is the plain version - see eoPopString for the Sorted version
|
|
|
|
Note: this Stat should probably be used only within eoStdOutMonitor, and not
|
|
inside an eoFileMonitor, as the eoState construct will work much better there.
|
|
*/
|
|
template <class EOT>
|
|
class eoPopStat : public eoStat<EOT, string>
|
|
{
|
|
public :
|
|
/** default Ctor, void string by default, as it appears
|
|
on the description line once at beginning of evolution. and
|
|
is meaningless there */
|
|
eoPopStat(string _desc ="") : eoStat<EOT, string>("", _desc) {}
|
|
|
|
/** Fills the value() of the eoParam with the dump of the population.
|
|
Adds a \n before so it does not get mixed up with the rest of the stats
|
|
that are written by the monitor it is probably used from.
|
|
*/
|
|
void operator()(const eoPop<EOT>& _pop)
|
|
{
|
|
char buffer[1023]; // about one K of space per member
|
|
value() = "\n====== Pop dump =====\n";
|
|
for (unsigned i = 0; i < _pop.size(); ++i)
|
|
{
|
|
std::ostrstream os(buffer, 1022); // leave space for emergency terminate
|
|
os << _pop[i] << endl << ends;
|
|
|
|
// paranoid:
|
|
buffer[1022] = '\0';
|
|
value() += buffer;
|
|
}
|
|
}
|
|
};
|
|
|
|
/** Thanks to MS/VC++, eoParam mechanism is unable to handle vectors of stats.
|
|
This snippet is a workaround:
|
|
This class will "print" a whole population into a string - that you can later
|
|
send to any stream
|
|
This is the Sorted version - see eoPopString for the plain version
|
|
|
|
Note: this Stat should probably be used only within eoStdOutMonitor, and not
|
|
inside an eoFileMonitor, as the eoState construct will work much better there.
|
|
*/
|
|
template <class EOT>
|
|
class eoSortedPopStat : public eoSortedStat<EOT, string>
|
|
{
|
|
public :
|
|
/** default Ctor, void string by default, as it appears
|
|
on the description line once at beginning of evolution. and
|
|
is meaningless there */
|
|
eoSortedPopStat(string _desc ="") : eoSortedStat<EOT, string>("", _desc) {}
|
|
|
|
/** Fills the value() of the eoParam with the dump of the population.
|
|
Adds a \n before so it does not get mixed up with the rest of the stats
|
|
that are written by the monitor it is probably used from.
|
|
*/
|
|
void operator()(const vector<const EOT*>& _pop)
|
|
{
|
|
char buffer[1023]; // about one K of space per member
|
|
value() = "\n====== Pop dump =====\n";
|
|
for (unsigned i = 0; i < _pop.size(); ++i)
|
|
{
|
|
std::ostrstream os(buffer, 1022); // leave space for emergency terminate
|
|
os << *_pop[i] << endl << ends;
|
|
|
|
// paranoid:
|
|
buffer[1022] = '\0';
|
|
value() += buffer;
|
|
}
|
|
}
|
|
};
|
|
|
|
#endif
|