shifted.h

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#ifndef PAGMO_PROBLEM_SHIFTED_H
#define PAGMO_PROBLEM_SHIFTED_H

#include <string>

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

namespace pagmo{ namespace problem {


class __PAGMO_VISIBLE shifted : public base_meta
{
        public:
                //constructors
                shifted(const base &, const decision_vector &);
                shifted(const base &, const double);
                shifted(const base & = ackley(1));
                
                base_ptr clone() const;
                std::string get_name() const;
                
                decision_vector deshift(const decision_vector &) const;
                const decision_vector& get_shift_vector() const;
                
        protected:
                std::string human_readable_extra() const;
                void objfun_impl(fitness_vector &, const decision_vector &) const;
                void compute_constraints_impl(constraint_vector &, const decision_vector &) const;
        private:
                void configure_shifted_bounds(const decision_vector &);

                friend class boost::serialization::access;
                template <class Archive>
                void serialize(Archive &ar, const unsigned int)
                {
                        ar & boost::serialization::base_object<base_meta>(*this);
                        ar & m_translation;
                }
                decision_vector m_translation;
};

}} //namespaces

BOOST_CLASS_EXPORT_KEY(pagmo::problem::shifted)

#endif // PAGMO_PROBLEM_SHIFTED_H