5827444774
This may break your code if you did not pay attention to warnings in the previous release, the old code is still here in case you want to understand what's going on.
94 lines
2.9 KiB
C++
94 lines
2.9 KiB
C++
// -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-
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//-----------------------------------------------------------------------------
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// eoCombinedInit.h
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// (c) Maarten Keijzer, GeNeura Team, Marc Schoenauer 2004
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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: Marc.Schoenauer@inria.fr
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*/
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//-----------------------------------------------------------------------------
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#ifndef _eoCombinedInit_h
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#define _eoCombinedInit_h
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#include <eoInit.h>
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/**
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Combined INIT: a proportional recombination of eoInit objects
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@ingroup Initializators
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*/
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template< class EOT>
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class eoCombinedInit: public eoInit<EOT> {
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public:
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/** Ctor, make sure that at least one eoInit is present */
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eoCombinedInit( eoInit<EOT>& _init, double _rate)
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: eoInit<EOT> ()
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{
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initializers.push_back(&_init);
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rates.push_back(_rate);
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}
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/* FIXME remove in next release
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void add(eoInit<EOT> & _init, double _rate, bool _verbose)
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{
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eo::log << eo::warnings << "WARNING: the use of the verbose parameter in eoCombinedInit::add is deprecated and will be removed in the next release." << std::endl;
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add( _init, _rate );
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}
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*/
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/** The usual method to add objects to the combination
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*/
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void add(eoInit<EOT> & _init, double _rate)
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{
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initializers.push_back(&_init);
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rates.push_back(_rate);
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// compute the relative rates in percent - to warn the user!
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printOn( eo::log << eo::logging );
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}
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/** outputs the operators and percentages */
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virtual void printOn(std::ostream & _os)
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{
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double total = 0;
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unsigned i;
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for (i=0; i<initializers.size(); i++)
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total += rates[i];
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_os << "In " << className() << "\n" ;
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for (i=0; i<initializers.size(); i++)
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_os << initializers[i]->className() << " with rate " << 100*rates[i]/total << " %\n";
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}
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/** Performs the init: chooses among all initializers
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* using roulette wheel on the rates
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*/
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virtual void operator() ( EOT & _eo )
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{
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unsigned what = rng.roulette_wheel(rates); // choose one op
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(*initializers[what])(_eo); // apply it
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return;
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}
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virtual std::string className(void) const { return "eoCombinedInit"; }
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private:
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std::vector<eoInit<EOT>*> initializers;
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std::vector<double> rates;
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};
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#endif
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