lu-superlu-dist.h

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#if (!defined(HEX_LU_SUPERLU_DIST_H) && defined(WITH_SUPERLU_DIST))
#define HEX_LU_SUPERLU_DIST_H

// --------------------------------------------------------------------------------- //

#include "hex-csrmatrix.h"

// --------------------------------------------------------------------------------- //

#include "luft.h"

// --------------------------------------------------------------------------------- //

#include <superlu_zdefs.h>

// --------------------------------------------------------------------------------- //

class LUft_SUPERLU_DIST : public LUft
{
    public:
        
        // run-time selection mechanism
        factorizerRunTimeSelectionDefinitions(LUft_SUPERLU_DIST, "superlu_dist")
        
        
        LUft_SUPERLU_DIST ();
        
        virtual ~LUft_SUPERLU_DIST ();
        
        // Disable bitwise copy
        LUft_SUPERLU_DIST const & operator= (LUft_SUPERLU_DIST const &) = delete;
        
        virtual void factorize (CsrMatrix<LU_int_t,Complex> const & matrix, LUftData data);
        
        virtual bool valid () const { return size_ != 0; }
        
        virtual std::size_t size () const { return size_; }
        
        virtual void solve (const cArrayView b, cArrayView x, int eqs) const;
        
        virtual void save (std::string name) const;
        
        virtual void load (std::string name, bool throw_on_io_failure = true);
        
        virtual void drop ();
        
    private:
        
        NumberArray<int_t> P_;
        NumberArray<int_t> I_;
        NumberArray<std::complex<double>> X_;
        
        // scaling and permutation data
        ScalePermstruct_t ScalePermstruct_;
        
        // factorization data
        LUstruct_t LUstruct_;
        
        // process grid
        gridinfo_t * grid_;
        
        std::size_t size_;
};

// --------------------------------------------------------------------------------- //

#endif // WITH_SUPERLU_DIST