hv4d.cpp

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#include "hv4d.h"

namespace pagmo { namespace util { namespace hv_algorithm {


double hv4d::compute(std::vector<fitness_vector> &points, const fitness_vector &r_point) const
{
        // Prepare the initial data to suit the original code
        double* data = new double[points.size() * 4];
        double refpoint[4];
        for (unsigned int d_idx = 0 ; d_idx < 4 ; ++d_idx) {
                refpoint[d_idx] = r_point[d_idx];
        }
        unsigned int data_idx = 0;
        for (unsigned int p_idx = 0 ; p_idx < points.size() ; ++p_idx) {
                for (unsigned int d_idx = 0 ; d_idx < 4 ; ++d_idx) {
                        data[data_idx++] = points[p_idx][d_idx];
                }
        }

        double hv = guerreiro_hv4d(data, points.size(), refpoint);
        delete[] data;
        return hv;
}


void hv4d::verify_before_compute(const std::vector<fitness_vector> &points, const fitness_vector &r_point) const
{
        if (r_point.size() != 4) {
                pagmo_throw(value_error, "Algorithm HV4D works only for 4-dimensional cases");
        }
        base::assert_minimisation(points, r_point);
}

base_ptr hv4d::clone() const
{
        return base_ptr(new hv4d(*this));
}

std::string hv4d::get_name() const
{
        return "Four-dimensional hypervolume by Andreia P. Guerreiro";
}

} } }

BOOST_CLASS_EXPORT_IMPLEMENT(pagmo::util::hv_algorithm::hv4d)