Solv_Cholesky.h

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#ifndef Solv_Cholesky_included
#define Solv_Cholesky_included
 
#include <Matrice_Morse_Sym.h>
#include <TRUSTTabs_forward.h>
#include <SolveurSys_base.h>
class Matrice_Morse_Sym;
class Matrice_Morse;
class Param;
 
class Solv_Cholesky : public SolveurSys_base
{
  Declare_instanciable_sans_constructeur_ni_destructeur(Solv_Cholesky);
 
public :
 
  inline Solv_Cholesky();
  inline ~Solv_Cholesky() override;
 
  int resoudre_systeme(const Matrice_Base&, const DoubleVect&, DoubleVect& ) override;
 
  inline int resoudre_systeme(const Matrice_Base& M, const DoubleVect& A, DoubleVect& B, int niter_max) override
  {
    return resoudre_systeme(M, A, B);
  }
  inline int solveur_direct() const override { return 1; }
 
protected :
  void set_param(Param& param) const override;
  int lire_motcle_non_standard(const Motcle&, Entree&) override;
 
  int Cholesky(const Matrice_Morse_Sym&, const DoubleVect&, DoubleVect& );
  int Fact_Cholesky(const Matrice_Morse_Sym&, const int ); // updates matrice_bande_factorisee_fortran_
  int largeur_de_bande_ = -100;
  ArrOfDouble matrice_bande_factorisee_fortran_;
  Matrice_Morse_Sym matrice_de_travail;
};
 
 
 
inline Solv_Cholesky::Solv_Cholesky()
{
  matrice_bande_factorisee_fortran_=0;
}
 
inline Solv_Cholesky::~Solv_Cholesky()
{
  //if ( matrice_bande_factorisee_fortran_ ) delete[] matrice_bande_factorisee_fortran_;
}
 
#endif