Masse_VDF_base.cpp

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#include <Masse_VDF_base.h>
#include <Domaine_Cl_VDF.h>
#include <Domaine_VDF.h>
#include <Dirichlet.h>
#include <Dirichlet_homogene.h>
#include <Symetrie.h>
#include <Debog.h>
#include <Equation_base.h>
#include <TRUSTTrav.h>
 
Implemente_base_sans_constructeur(Masse_VDF_base,"Masse_VDF_base",Solveur_Masse_base);
Masse_VDF_base::Masse_VDF_base() : penalisation_matrice_(0),penalisation_secmem_(0) {}
 
Sortie& Masse_VDF_base::printOn(Sortie& s) const { return s << que_suis_je() << " " << le_nom(); }
 
Entree& Masse_VDF_base::readOn(Entree& s) { return s ; }
 
void Masse_VDF_base::dimensionner_blocs(matrices_t matrices, const tabs_t& semi_impl) const
{
  const std::string& nom_inc = equation().inconnue().le_nom().getString();
  if (!matrices.count(nom_inc)) return; //rien a faire
  Matrice_Morse& mat = *matrices.at(nom_inc);
  const DoubleTab& champ_inconnue = equation().inconnue().valeurs();
  int size = champ_inconnue.dimension_tot(0) * champ_inconnue.line_size();
 
  IntTab indice(size, 2);
  for(int i=0; i<size; ++i)
    {
      indice(i,0) = indice(i,1) = i;
    }
  mat.dimensionner(indice);
}
 
void Masse_VDF_base::ajouter_blocs(matrices_t matrices, DoubleTab& secmem, double dt, const tabs_t& semi_impl, int resoudre_en_increments) const
{
  const std::string& nom_inco = equation().inconnue().le_nom().getString();
  const DoubleTab& passe = semi_impl.count(nom_inco) ? semi_impl.at(nom_inco) : equation().inconnue().passe();
  const DoubleTab& inco = equation().inconnue().valeurs();
  Matrice_Morse *mat = matrices.count(nom_inco) ? matrices.at(nom_inco) : nullptr;
  DoubleTrav diag(inco);
 
  const int sz = equation().inconnue().valeurs().dimension_tot(0) * diag.line_size();
  diag = 1.;
  appliquer(diag); // M-1
  int prems = 0;
  if (penalisation_flag_)
    {
      if (mat && penalisation_matrice_ == 0)
        {
          double penal = 0;
          for (int i = 0; i < sz; i++)
            penal = std::max(penal, (*mat)(i, i));
          penal = mp_max(penal);
          penalisation_matrice_ = (mp_max_vect(diag) / dt + penal) * 1.e3;
          prems = 1;
        }
      if (penalisation_secmem_ == 0)
        penalisation_secmem_ = mp_max_vect(diag) * 1.e3;
    }
  else
    {
      penalisation_matrice_ = 0;
      penalisation_secmem_ = 1;
    }
 
  for (int i = 0; i < sz; i++)
    {
      if (diag.addr()[i])
        {
          if (mat)
            (*mat)(i, i) += 1. / (diag.addr()[i] * dt); // M/dt
          secmem.addr()[i] += 1. / (diag.addr()[i] * dt) * passe.addr()[i];
        }
      else
        {
          if (prems)
            {
              if (mat)
                (*mat)(i, i) += penalisation_matrice_;
              prems = 0;
            }
          if (mat)
            (*mat)(i, i) += penalisation_matrice_ / dt;
          secmem.addr()[i] = penalisation_secmem_ * passe.addr()[i];
        }
    }
}
 
void Masse_VDF_base::associer_domaine_dis_base(const Domaine_dis_base& le_dom_dis_base)
{
  le_dom_VDF = ref_cast(Domaine_VDF, le_dom_dis_base);
}
 
void Masse_VDF_base::associer_domaine_cl_dis_base(const Domaine_Cl_dis_base& le_dom_Cl_dis_base)
{
  le_dom_Cl_VDF = ref_cast(Domaine_Cl_VDF, le_dom_Cl_dis_base);
}