aa5dbe82c6
- relative includes in headers - absolute includes in exe code - include sstream lib in eoExceptions.h - fix ga/make_op_ga.cpp - fix eoSGATransform.h
137 lines
4.4 KiB
C++
137 lines
4.4 KiB
C++
// -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-
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//-----------------------------------------------------------------------------
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// eoPopStat.h
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// (c) Maarten Keijzer, Marc Schoenauer and GeNeura Team, 2001
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/*
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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Contact: todos@geneura.ugr.es, http://geneura.ugr.es
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Marc.Schoenauer@polytechnique.fr
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mkeijzer@dhi.dk
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*/
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//-----------------------------------------------------------------------------
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/** WARNING: this file contains 2 classes:
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eoPopString and eoSortedPopString
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that transform the population into a std::string
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that can be used to dump to the screen
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*/
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#ifndef _eoPopStat_h
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#define _eoPopStat_h
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#include "eoStat.h"
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/** Thanks to MS/VC++, eoParam mechanism is unable to handle std::vectors of stats.
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This snippet is a workaround:
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This class will "print" a whole population into a std::string - that you can later
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send to any stream
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This is the plain version - see eoPopString for the Sorted version
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Note: this Stat should probably be used only within eoStdOutMonitor, and not
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inside an eoFileMonitor, as the eoState construct will work much better there.
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@ingroup Stats
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*/
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template <class EOT>
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class eoPopStat : public eoStat<EOT, std::string>
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{
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public:
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using eoStat<EOT, std::string>::value;
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/** default Ctor, void std::string by default, as it appears
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on the description line once at beginning of evolution. and
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is meaningless there. _howMany defaults to 0, that is, the whole
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population*/
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eoPopStat(unsigned _howMany = 0, std::string _desc ="")
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: eoStat<EOT, std::string>("", _desc), combien( _howMany) {}
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/** Fills the value() of the eoParam with the dump of the population.
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Adds a \n before so it does not get mixed up with the rest of the stats
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that are written by the monitor it is probably used from.
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*/
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void operator()(const eoPop<EOT>& _pop)
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{
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value() = "\n# ====== pop dump =====\n";
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unsigned howmany=combien?combien:_pop.size();
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for (unsigned i = 0; i < howmany; ++i)
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{
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std::ostringstream os;
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os << _pop[i] << std::endl;
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// paranoid:
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value() += os.str();
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}
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}
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private:
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unsigned combien;
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};
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/** Thanks to MS/VC++, eoParam mechanism is unable to handle std::vectors of stats.
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This snippet is a workaround:
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This class will "print" a whole population into a std::string - that you can later
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send to any stream
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This is the Sorted version - see eoPopString for the plain version
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Note: this Stat should probably be used only within eoStdOutMonitor, and not
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inside an eoFileMonitor, as the eoState construct will work much better there.
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@ingroup Stats
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*/
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template <class EOT>
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class eoSortedPopStat : public eoSortedStat<EOT, std::string>
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{
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public:
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using eoSortedStat<EOT, std::string>::value;
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/** default Ctor, void std::string by default, as it appears on
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the description line once at beginning of evolution. and is
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meaningless there _howMany defaults to 0, that is, the whole
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population
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*/
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eoSortedPopStat(unsigned _howMany = 0, std::string _desc ="")
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: eoSortedStat<EOT, std::string>("", _desc) , combien( _howMany)
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{}
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/** Fills the value() of the eoParam with the dump of the
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population. Adds a \n before so it does not get mixed up with
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the rest of the stats that are written by the monitor it is
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probably used from.
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*/
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void operator()(const std::vector<const EOT*>& _pop)
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{
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value() = ""; // empty
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unsigned howMany=combien?combien:_pop.size();
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for (unsigned i = 0; i < howMany; ++i)
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{
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std::ostringstream os;
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os << *_pop[i] << std::endl;
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// paranoid:
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value() += os.str();
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}
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}
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private:
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unsigned combien;
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};
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#endif
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