base_meta.h

/*****************************************************************************
 *   Copyright (C) 2004-2015 The PaGMO development team,                     *
 *   Advanced Concepts Team (ACT), European Space Agency (ESA)               *
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 *   https://github.com/esa/pagmo                                            *
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 *   act@esa.int                                                             *
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#ifndef PAGMO_PROBLEM_BASE_META_H
#define PAGMO_PROBLEM_BASE_META_H

#include <string>

#include "../serialization.h"
#include "ackley.h"
#include "../types.h"
#include "base.h"

namespace pagmo{ namespace problem {


class __PAGMO_VISIBLE base_meta : public base
{
        public:
                base_meta(const base &p = ackley(1), int n=1, int ni=0, int nf=1, int nc=0, int nic=0, const std::vector<double>&c_tol = std::vector<double>()):
                         base(n,ni,nf,nc,nic,c_tol), m_original_problem(p.clone()) {
                                //Setting the bounds according to the original problem
                                set_bounds(m_original_problem->get_lb(),m_original_problem->get_ub());
                         }
                base_meta(const base_meta &p):base(p), m_original_problem(p.m_original_problem->clone()) {}
        protected:
                bool compare_fitness_impl(const fitness_vector &f1, const fitness_vector &f2) const 
                        {return m_original_problem->compare_fitness_impl(f1,f2);}
                //NOTE: It is not possible to use the same trick for the other two virtual compares as they also depend from
                //the class parameter m_ic_dimension which in m_original_problem may be different than in the meta problem
                bool compare_constraints_impl(const constraint_vector &c1, const constraint_vector &c2) const
                        {return m_original_problem->compare_constraints_impl(c1,c2);}
                bool compare_fc_impl(const fitness_vector &f1, const constraint_vector &c1, const fitness_vector &f2, const constraint_vector &c2) const
                        {return m_original_problem->compare_fc_impl(f1,c1,f2,c2);}
        private:
                friend class boost::serialization::access;
                template <class Archive>
                void serialize(Archive &ar, const unsigned int)
                {
                        ar & boost::serialization::base_object<base>(*this);
                        ar & m_original_problem;
                }
        protected:
                base_ptr m_original_problem;
};

}} //namespaces

BOOST_CLASS_EXPORT_KEY(pagmo::problem::base_meta)

#endif // PAGMO_PROBLEM_BASE_META_H