MembershipFn.h

Go to the documentation of this file.

#ifndef         MEMBERSHIPFN_H_
# define        MEMBERSHIPFN_H_

#include <utility>   // for STL pair
#include <vector>    // for STL vector
#include "Numeric.h" // for Set
#include "Set.h"     // for Set


namespace IRIS {

  using namespace std;

  namespace Fuzzy {

    class MembershipFn : public Numeric
    {

      public:

        typedef pair<double,double> interval;
        typedef std::vector<double> parm_list; 

    //  CONSTRUCTORS  /////////////////////////////////////////////////////

        MembershipFn( );
        MembershipFn( const parm_list& parm );
        MembershipFn( const string& name );
        MembershipFn( const string& name , double min , double max );

    //  DESTRUCTORS  //////////////////////////////////////////////////////

        ~MembershipFn( );

    //  SET MEMBER FUNCTIONS (MUTATORS)  //////////////////////////////////

        void set( const string& name , double min , double max );
        void set( double newMin , double newMax );
        void setMin( double newMin );
        void setMax( double newMax );
        void set ( unsigned i , double val );
        void clear( );

        // IRIS::Fuzzy::Numeric virtual function not implemented here
        virtual void discretize( unsigned degree ) = 0;

    //  GET MEMBER FUNCTIONS (ACCESSORS)  /////////////////////////////////

        void get( string& name , double& min , double& max ) const ;
        void get( double& min , double& max ) const ;
        double getMin( ) const ;
        double getMax( ) const ;
        interval get( ) const ;
        interval dom( ) const ;

        double get ( unsigned i );

        // implemented virtual functions from IRIS::Fuzzy::Set
        virtual void draw( ) const ;

        // additional virtual functions for derived classes
        virtual double eval( double x ) const = 0;
        virtual double operator() ( double val ) const = 0;

      protected:

        interval   range;      // range of values
        parm_list  parameter;  // list of parameters

    }; // end of MembershipFn class

  } // end of Fuzzy namespace

} // end of IRIS namespace

#endif      /* !MEMBERSHIPFN_H_ */

---