Terme_Source_Qdm_Face_PolyMAC_CDO.cpp

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#include <Terme_Source_Qdm_Face_PolyMAC_CDO.h>
#include <Neumann_sortie_libre.h>
#include <Domaine_Cl_PolyMAC_family.h>
#include <Neumann_homogene.h>
#include <Domaine_PolyMAC_CDO.h>
#include <Champ_Uniforme.h>
 
#include <Equation_base.h>
#include <Milieu_base.h>
#include <Neumann.h>
 
Implemente_instanciable(Terme_Source_Qdm_Face_PolyMAC_CDO, "Source_Qdm_face_PolyMAC_CDO", Source_base);
 
Sortie& Terme_Source_Qdm_Face_PolyMAC_CDO::printOn(Sortie& s) const { return s << que_suis_je(); }
 
Entree& Terme_Source_Qdm_Face_PolyMAC_CDO::readOn(Entree& s)
{
  s >> la_source;
  if (la_source->nb_comp() != equation().inconnue().nb_comp())
    {
      Cerr << "Erreur a la lecture du terme source de type " << que_suis_je() << finl;
      Cerr << "le champ source doit avoir " << dimension << " composantes" << finl;
      Process::exit();
    }
  return s ;
}
 
void Terme_Source_Qdm_Face_PolyMAC_CDO::associer_domaines(const Domaine_dis_base& domaine_dis, const Domaine_Cl_dis_base& domaine_Cl_dis)
{
  le_dom_PolyMAC_CDO = ref_cast(Domaine_PolyMAC_CDO, domaine_dis);
  le_dom_Cl_PolyMAC_CDO = ref_cast(Domaine_Cl_PolyMAC_family, domaine_Cl_dis);
}
 
DoubleTab& Terme_Source_Qdm_Face_PolyMAC_CDO::ajouter(DoubleTab& resu) const
{
  if (has_interface_blocs()) return Source_base::ajouter(resu);
 
  const Domaine_PolyMAC_CDO& domaine_PolyMAC_CDO = le_dom_PolyMAC_CDO.valeur();
  const Domaine_Cl_PolyMAC_family& Domaine_Cl_PolyMAC_family = le_dom_Cl_PolyMAC_CDO.valeur();
 
  /* 1. faces de bord -> on ne contribue qu'aux faces de Neumann */
  for (int n_bord = 0; n_bord < domaine_PolyMAC_CDO.nb_front_Cl(); n_bord++)
    {
      const Cond_lim& la_cl = Domaine_Cl_PolyMAC_family.les_conditions_limites(n_bord);
      if (!sub_type(Neumann, la_cl.valeur()) && !sub_type(Neumann_homogene, la_cl.valeur()) && !sub_type(Neumann_val_ext, la_cl.valeur()))
        continue;
      const Front_VF& le_bord = ref_cast(Front_VF, la_cl->frontiere_dis());
      for (int f = le_bord.num_premiere_face(); f < le_bord.num_premiere_face() + le_bord.nb_faces(); f++)
        {
          int e = domaine_PolyMAC_CDO.face_voisins(f, 0);
          double fac = equation().milieu().porosite_face(f) * domaine_PolyMAC_CDO.face_surfaces(f);
          for (int r = 0; r < dimension; r++)
            resu(f) += fac * la_source->valeurs()(sub_type(Champ_Uniforme,la_source.valeur()) ? 0 : e, r) * (domaine_PolyMAC_CDO.xv(f, r) - domaine_PolyMAC_CDO.xp(e, r));
        }
    }
  /* 2. faces internes -> contributions amont/aval */
  for (int f = domaine_PolyMAC_CDO.premiere_face_int(); f < domaine_PolyMAC_CDO.nb_faces(); f++)
    {
      double fac = equation().milieu().porosite_face(f) * domaine_PolyMAC_CDO.face_surfaces(f);
      for (int i = 0; i < 2; i++)
        for (int r = 0, e = domaine_PolyMAC_CDO.face_voisins(f, i); r < dimension; r++)
          resu(f) += fac * la_source->valeurs()(sub_type(Champ_Uniforme,la_source.valeur()) ? 0 : e, r) * (domaine_PolyMAC_CDO.xv(f, r) - domaine_PolyMAC_CDO.xp(e, r)) * (i ? -1 : 1);
    }
  return resu;
}
 
DoubleTab& Terme_Source_Qdm_Face_PolyMAC_CDO::calculer(DoubleTab& resu) const
{
  resu = 0.;
  return ajouter(resu);
}
 
void Terme_Source_Qdm_Face_PolyMAC_CDO::mettre_a_jour(double temps)
{
  la_source->mettre_a_jour(temps);
}