Champ_Elem_PolyMAC_CDO.cpp

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#include <Champ_Elem_PolyMAC_CDO.h>
#include <TRUSTTab_parts.h>
#include <Synonyme_info.h>
 
Implemente_instanciable(Champ_Elem_PolyMAC_CDO, "Champ_Elem_PolyMAC_CDO|Champ_Elem_PolyMAC", Champ_Inc_P0_base);
//Add_synonym(Champ_Elem_PolyMAC_CDO, "Champ_Elem_PolyMAC");
 
Sortie& Champ_Elem_PolyMAC_CDO::printOn(Sortie& s) const { return s << que_suis_je() << " " << le_nom(); }
 
Entree& Champ_Elem_PolyMAC_CDO::readOn(Entree& s)
{
  lire_donnees(s);
  return s;
}
 
int Champ_Elem_PolyMAC_CDO::imprime(Sortie& os, int ncomp) const
{
  const Domaine_dis_base& domaine_dis = domaine_dis_base();
  const Domaine& domaine = domaine_dis.domaine();
  const DoubleTab& coord=domaine.coord_sommets();
  const int nb_som = domaine.nb_som();
  const DoubleTab& val = valeurs();
  int som;
  os << nb_som << finl;
  for (som=0; som<nb_som; som++)
    {
      if (dimension==3)
        os << coord(som,0) << " " << coord(som,1) << " " << coord(som,2) << " " ;
      if (dimension==2)
        os << coord(som,0) << " " << coord(som,1) << " " ;
      if (nb_compo_ == 1)
        os << val(som) << finl;
      else
        os << val(som,ncomp) << finl;
    }
  os << finl;
  Cout << "Champ_Elem_PolyMAC_CDO::imprime FIN >>>>>>>>>> " << finl;
  return 1;
}
 
int Champ_Elem_PolyMAC_CDO::fixer_nb_valeurs_nodales(int n)
{
  if (n == domaine_dis_base().domaine().nb_elem()) //field without face fluxes (e.g. needles)
    creer_tableau_distribue(domaine_dis_base().domaine().md_vector_elements());
  else //field with face fluxes
    creer_tableau_distribue(ref_cast(Domaine_PolyMAC_CDO, domaine_dis_base()).mdv_elems_faces);
  return n;
}
 
Champ_base& Champ_Elem_PolyMAC_CDO::affecter_(const Champ_base& ch)
{
  const Domaine_PolyMAC_CDO& domaine = ref_cast(Domaine_PolyMAC_CDO,le_dom_VF.valeur());
  DoubleTab_parts part(valeurs());
  for (int i = 0; i < part.size(); i++) ch.valeur_aux(i ? domaine.xv() : domaine.xp(), part[i]);
  valeurs().echange_espace_virtuel();
  return *this;
}
 
DoubleTab& Champ_Elem_PolyMAC_CDO::valeur_aux_faces(DoubleTab& dst) const
{
  const Domaine_VF& domaine = ref_cast(Domaine_VF, le_dom_VF.valeur());
  const IntTab& f_e = domaine.face_voisins();
  const DoubleTab& src = valeurs();
 
  /* vals must be pre-dimensioned */
  int i, e, f, n, N = (src.nb_dim() == 1 ? 1 : src.dimension(1));
  assert(dst.dimension(0) == domaine.xv().dimension(0) && N == (dst.nb_dim() == 1 ? 1 : dst.dimension(1)));
 
  if (src.dimension_tot(0) > domaine.nb_elem_tot()) //face values are available
    for (f = 0; f < dst.dimension(0); f++)
      for (n = 0; n < N; n++) dst(f, n) = src(domaine.nb_elem_tot() + f, n);
  else for (f = 0; f < dst.dimension(0); f++) //take (upstream + downstream) / 2
      for (i = 0; i < 2 && (e = f_e(f, i)) >= 0; i++)
        for (n = 0; n < N; n++)
          dst(f, n) += src(e, n) * (f < domaine.premiere_face_int() ? 1 : 0.5);
 
  return dst;
}