nojhan/eodev
Archived
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

The BIG change of general operator interface

Browse source 
I also changed
  - the eoQuadratic into eoQuad (as dicussed with Maarten)
  - the eoBin into eoBit, with more appropriate names for the "binary"
    operators (that can be unary!) as no one protested when I posted on
    eodev list
This commit is contained in:
evomarc 2001-02-09 05:09:26 +00:00
commit 415b419671
60 changed files with 2034 additions and 940 deletions
Download patch file Download diff file Expand all files Collapse all files

193
eo/src/eoInplaceTransform.h
View file

@ -1,193 +0,0 @@
// -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-
//-----------------------------------------------------------------------------
// eoInplaceTransform.h
// (c) GeNeura Team, 1998
/*
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
*/
//-----------------------------------------------------------------------------
#ifndef eoInplaceTransform_h
#define eoInplaceTransform_h
//-----------------------------------------------------------------------------
#include <vector> // vector
#include <utils/eoRNG.h>
#include <eoOp.h> // eoOp, eoMonOp, eoBinOp
#include <eoPop.h> // eoPop
#include <eoOpSelector.h> // eoOpSelector
#include <eoFunctor.h>
#include <eoIndiSelector.h>
#include <eoBackInserter.h>
/*****************************************************************************
* eoInplaceTransform1: transforms a population using genetic operators. *
* It does it in an SGA like manner
*****************************************************************************/
template<class Chrom> class eoInplaceTransform1 : public eoTransform<Chrom>
{
public:
/// Default constructor.
eoInplaceTransform1( eoOpSelector<Chrom>& _opSel): opSel( _opSel ), select(defaultSelect) {}
eoInplaceTransform1( eoOpSelector<Chrom>& _opSel, eoSelectOne<Chrom>& _select)
: opSel(_opSel), select(_select) {}
/**
* Transforms a population.
* @param pop The population to be transformed.
*/
void operator()(eoPop<Chrom>& pop)
{
// copy the guys in a newpop
// because otherwise eoSelectRandom might select freshly created individuals
eoPop<Chrom> newpop;
newpop.reserve(pop.size());
// Set up general op helper classes
eoSelectOneIndiSelector<Chrom> inplace(select);
eoBackInserter<Chrom> inserter;
// set up selection routine
select.setup(pop);
for (unsigned i = 0; i < pop.size(); i++)
{
eoOp<Chrom>* op = opSel.Op();
switch (op->getType())
{
case eoOp<Chrom>::unary:
{
eoMonOp<Chrom>* monop = static_cast<eoMonOp<Chrom>* >(op);
newpop.push_back(pop[i]);
(*monop)( newpop.back() );
break;
}
case eoOp<Chrom>::binary:
{
eoBinOp<Chrom>* binop = static_cast<eoBinOp<Chrom>* >(op);
newpop.push_back(pop[i]);
(*binop)(newpop[i], select(pop));
break;
}
case eoOp<Chrom>::quadratic:
{
eoQuadraticOp<Chrom>* Qop = static_cast<eoQuadraticOp<Chrom>* >(op);
newpop.push_back(pop[i]);
Chrom& indy1 = newpop.back();
if (++i == pop.size())
newpop.push_back(select(pop));
else
newpop.push_back(pop[i]);
(*Qop)(indy1, newpop.back() );
break;
}
case eoOp<Chrom>::general :
{
eoGeneralOp<Chrom>* Gop = static_cast<eoGeneralOp<Chrom>* >(op);
inplace.bind(pop);
inplace.bias(i,i + 1);
inserter.bind(newpop);
unsigned orgsize = newpop.size();
(*Gop)(inplace, inserter);
unsigned diff = newpop.size() - orgsize;
i = i + (diff-1);
break;
}
}
pop.swap(newpop); // overwrite existing pop
}
};
private:
eoOpSelector<Chrom>& opSel;
eoRandomSelect<Chrom> defaultSelect;
eoSelectOne<Chrom>& select;
};
#include <eoGOpSelector.h>
/*****************************************************************************
* eoInplaceTransform2: transforms a population using general genetic operators. *
* It does it in an SGA like manner
*****************************************************************************/
template<class Chrom> class eoInplaceTransform2 : public eoTransform<Chrom>
{
public:
/// Default constructor.
eoInplaceTransform2( eoGOpSelector<Chrom>& _opSel): opSel( _opSel ), select(defaultSelect) {}
eoInplaceTransform2( eoGOpSelector<Chrom>& _opSel, eoSelectOne<Chrom>& _select)
: opSel(_opSel), select(_select) {}
/**
* Transforms a population.
* @param pop The population to be transformed.
*/
void operator()(eoPop<Chrom>& pop)
{
// copy the guys in a newpop
// because otherwise eoSelectRandom might select freshly created individuals
eoPop<Chrom> newpop;
newpop.reserve(pop.size());
// Set up general op helper classes
eoSelectOneIndiSelector<Chrom> inplace(select);
eoBackInserter<Chrom> inserter;
// set up selection routine
select.setup(pop);
for (unsigned i = 0; i < pop.size(); i++)
{
eoGeneralOp<Chrom>& Gop = opSel.selectOp();
inplace.bind(pop);
inplace.bias(i,i + 1);
inserter.bind(newpop);
unsigned orgsize = newpop.size();
Gop(inplace, inserter);
// see how many have been inserted and add that to i (minus one ofcourse)
unsigned diff = newpop.size() - orgsize;
i = i + (diff-1);
}
pop.swap(newpop); // overwrite existing pop
}
private:
eoGOpSelector<Chrom>& opSel;
eoRandomSelect<Chrom> defaultSelect;
eoSelectOne<Chrom>& select;
};
//-----------------------------------------------------------------------------
#endif eoBreeder_h