Updating the selectors: they inherited from eoSelect and noew the inherite from eoBinPopOp

This commit is contained in:
victor 1999-12-21 11:41:19 +00:00
commit a92af188c8
2 changed files with 12 additions and 11 deletions

View file

@ -40,20 +40,21 @@
* eoRandomSelect: an selection operator, which selects randomly a percentage * eoRandomSelect: an selection operator, which selects randomly a percentage
of the initial population. of the initial population.
*/ */
template<class EOT> class eoRandomSelect: public eoSelect<EOT> template<class EOT> class eoRandomSelect: public eoBinPopOp<EOT>
{ {
public: public:
/// ///
eoRandomSelect(const float& _percent = 0.4): eoSelect<EOT>(), rate(_percent) {}; eoRandomSelect(const float& _percent = 0.4):
eoBinPopOp<EOT>(), repRate(_percent) {};
/// ///
virtual ~eoRandomSelect() {}; virtual ~eoRandomSelect() {};
/// Takes a percentage of the population randomly, and transfers it to siblings /// Takes a percentage of the population randomly, and transfers it to siblings
virtual void operator() ( const eoPop<EOT>& _parents, eoPop<EOT>& _siblings ) const { virtual void operator() ( eoPop<EOT>& _parents, eoPop<EOT>& _siblings ) {
// generates random numbers // generates random numbers
eoUniform<unsigned> uniform(0, _parents.size()-1); eoUniform<unsigned> uniform(0, _parents.size()-1);
unsigned num_chroms = (unsigned)(rate * _parents.size()); unsigned num_chroms = (unsigned)(repRate * _parents.size());
// selection of chromosomes // selection of chromosomes
do { do {
@ -69,7 +70,7 @@ template<class EOT> class eoRandomSelect: public eoSelect<EOT>
* @param _s A istream. * @param _s A istream.
*/ */
virtual void readFrom(istream& _s) { virtual void readFrom(istream& _s) {
_s >> rate; _s >> repRate;
} }
/** Print itself: inherited from eoObject implementation. Declared virtual so that /** Print itself: inherited from eoObject implementation. Declared virtual so that
@ -77,7 +78,7 @@ template<class EOT> class eoRandomSelect: public eoSelect<EOT>
base classes, so you don´t have to worry about, for instance, fitness. base classes, so you don´t have to worry about, for instance, fitness.
@param _s the ostream in which things are written*/ @param _s the ostream in which things are written*/
virtual void printOn( ostream& _s ) const{ virtual void printOn( ostream& _s ) const{
_s << rate; _s << repRate;
} }
/** Inherited from eoObject /** Inherited from eoObject
@ -89,7 +90,7 @@ template<class EOT> class eoRandomSelect: public eoSelect<EOT>
private: private:
float rate; float repRate;
}; };
//----------------------------------------------------------------------------- //-----------------------------------------------------------------------------

View file

@ -38,12 +38,12 @@
@author JJ Merelo, 1998 @author JJ Merelo, 1998
*/ */
template<class EOT> template<class EOT>
class eoTournament:public eoSelect<EOT>{ class eoTournament:public eoBinPopOp<EOT>{
public: public:
/// Proportion of guys that are going to be eliminated /// Proportion of guys that are going to be eliminated
eoTournament( float _perc, unsigned _tSize): eoSelect<EOT>(), eoTournament( float _perc, unsigned _tSize):
perc( _perc), repTournamentSize(_tSize){}; eoBinPopOp<EOT>(), perc( _perc), repTournamentSize(_tSize){};
/// Virtual dtor /// Virtual dtor
~eoTournament(){}; ~eoTournament(){};
@ -55,7 +55,7 @@ public:
* Selects from the initial pop using tournament selection, and copies it * Selects from the initial pop using tournament selection, and copies it
* to the other population. * to the other population.
*/ */
virtual void operator() ( const eoPop<EOT>& _vEO, eoPop<EOT>& _aVEO) const { virtual void operator() ( eoPop<EOT>& _vEO, eoPop<EOT>& _aVEO) {
unsigned thisSize = _vEO.size(); unsigned thisSize = _vEO.size();