optimal_transport_2d.h

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#ifndef H_EXPLORAGRAM_OPTIMAL_TRANSPORT_OPTIMAL_TRANSPORT_2D_H
#define H_EXPLORAGRAM_OPTIMAL_TRANSPORT_OPTIMAL_TRANSPORT_2D_H
 
#include <exploragram/basic/common.h>
#include <exploragram/optimal_transport/optimal_transport.h>
#include <geogram/voronoi/generic_RVD_polygon.h>
 
namespace GEO {
 
    void EXPLORAGRAM_API compute_Laguerre_centroids_2d(
        Mesh* omega,
        index_t nb_points,
        const double* points,
        double* centroids,
        Mesh* RVD=nullptr,
        bool verbose=false,
        index_t nb_air_particles = 0,
        const double* air_particles = nullptr,
        index_t air_particles_stride = 0,
        double air_fraction = 0.0,
        const double* weights_in = nullptr,
        double* weights_out = nullptr,
        index_t nb_iter = 1000
    );
 
 
    class EXPLORAGRAM_API OptimalTransportMap2d : public OptimalTransportMap {
    public:
        OptimalTransportMap2d(
            Mesh* mesh,
            const std::string& delaunay = "BPOW2d",
            bool BRIO=false
        );
 
        ~OptimalTransportMap2d() override;
 
        void get_RVD(Mesh& M) override;
 
        void compute_Laguerre_centroids(double* centroids) override;
 
        double total_mesh_mass() const;
 
    protected:
        void call_callback_on_RVD() override;
 
    public:
        GEOGen::Polygon work_;
        GEOGen::Polygon clipped_;
    };
 
    /*********************************************************************/
 
}
 
#endif