identity.cpp

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 *   Copyright (C) 2004-2015 The PaGMO development team,                     *
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#include <boost/math/constants/constants.hpp>
#include <cmath>

#include "../exceptions.h"
#include "../types.h"
#include "base.h"
#include "identity.h"

namespace pagmo { namespace problem {


identity::identity(int n):base(n, 0, n) {
        set_lb(-100);
        set_ub(100);
}

base_ptr identity::clone() const {
        return base_ptr(new identity(*this));
}

void identity::objfun_impl(fitness_vector &f, const decision_vector &x) const
{
        pagmo_assert(x.size() == f.size());
        decision_vector::size_type n = x.size();

        for (decision_vector::size_type i=0; i<n; i++){
                f[i] = x[i];
        }
}

std::string identity::get_name() const
{
        return "Identity";
}

}} //namespaces

BOOST_CLASS_EXPORT_IMPLEMENT(pagmo::problem::identity)