Source_Generique_Face_PolyMAC_CDO.cpp

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#include <Source_Generique_Face_PolyMAC_CDO.h>
#include <Domaine_PolyMAC_MPFA.h>
#include <Champ_Face_PolyMAC_CDO.h>
#include <Domaine_Cl_PolyMAC_family.h>
 
#include <Equation_base.h>
#include <Milieu_base.h>
 
Implemente_instanciable(Source_Generique_Face_PolyMAC_CDO, "Source_Generique_Face_PolyMAC_CDO", Source_Generique_base);
 
Implemente_instanciable(Source_Generique_Face_PolyMAC_HFV, "Source_Generique_Face_PolyMAC_HFV|Source_Generique_Face_PolyMAC_MPFA", Source_Generique_Face_PolyMAC_CDO);
 
Sortie& Source_Generique_Face_PolyMAC_CDO::printOn(Sortie& os) const { return os << que_suis_je(); }
 
Entree& Source_Generique_Face_PolyMAC_CDO::readOn(Entree& is) { return Source_Generique_base::readOn(is); }
 
Sortie& Source_Generique_Face_PolyMAC_HFV::printOn(Sortie& os) const { return os << que_suis_je(); }
 
Entree& Source_Generique_Face_PolyMAC_HFV::readOn(Entree& is) { return Source_Generique_base::readOn(is); }
 
// Method to compute the value on a face bounded by elem1 and elem2 from a uniform or multi-component field
inline double valeur(const DoubleTab& valeurs_champ, int elem1, int elem2, const int compo)
{
  if (valeurs_champ.dimension(0) == 1)
    return valeurs_champ(0, compo); // Uniform field
  else
    {
      if (elem2 < 0)
        elem2 = elem1; // boundary face
      if (valeurs_champ.nb_dim() == 1)
        return 0.5 * (valeurs_champ(elem1) + valeurs_champ(elem2));
      else
        return 0.5 * (valeurs_champ(elem1, compo) + valeurs_champ(elem2, compo));
    }
}
 
void Source_Generique_Face_PolyMAC_CDO::associer_domaines(const Domaine_dis_base& domaine_dis, const Domaine_Cl_dis_base& zcl_dis)
{
  le_dom_PolyMAC_CDO = ref_cast(Domaine_PolyMAC_CDO, domaine_dis);
  la_zcl_PolyMAC_CDO = ref_cast(Domaine_Cl_PolyMAC_family, zcl_dis);
}
 
Nom Source_Generique_Face_PolyMAC_CDO::localisation_source()
{
  return "faces";
}
 
DoubleTab& Source_Generique_Face_PolyMAC_CDO::ajouter(DoubleTab& resu) const
{
  OWN_PTR(Champ_base) espace_stockage;
  const Champ_base& la_source = ch_source_->get_champ(espace_stockage); // Aux faces
  const Domaine_PolyMAC_CDO& domaine = le_dom_PolyMAC_CDO.valeur();
  const Domaine_Cl_PolyMAC_family& Domaine_Cl_PolyMAC_family = la_zcl_PolyMAC_CDO.valeur();
  const DoubleVect& pf = equation().milieu().porosite_face(), &fs = domaine.face_surfaces();
  const IntTab& f_e = domaine.face_voisins();
  const DoubleTab& xv = domaine.xv(), &xp = domaine.xp();
  /* 1. boundary faces: contribute only to Neumann faces */
  for (int n_bord = 0; n_bord < domaine.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()))
        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.face_voisins(f, 0);
          double fac = pf(f) * fs(f);
          for (int r = 0; r < dimension; r++)
            resu(f) += fac * la_source.valeurs()(f) * (xv(f, r) - xp(e, r));
        }
    }
  /* 2. internal faces -> upstream/downstream contributions */
  for (int f = domaine.premiere_face_int(); f < domaine.nb_faces(); f++)
    {
      double fac = pf(f) * fs(f);
      for (int i = 0; i < 2; i++)
        for (int r = 0, e = f_e(f, i); r < dimension; r++)
          resu(f) += fac * la_source.valeurs()(f) * (xv(f, r) - xp(e, r)) * (i ? -1 : 1);
    }
  return resu;
}
 
DoubleTab& Source_Generique_Face_PolyMAC_HFV::ajouter(DoubleTab& resu) const
{
  OWN_PTR(Champ_base) espace_stockage;
  const Champ_base& la_source = ch_source_->get_champ(espace_stockage); // Aux faces
  const Domaine_PolyMAC_CDO& domaine = le_dom_PolyMAC_CDO.valeur();
  const DoubleVect& pf = equation().milieu().porosite_face(), &vf = domaine.volumes_entrelaces();
  const IntTab& fcl = ref_cast(Champ_Face_PolyMAC_CDO, equation().inconnue()).fcl();
  for (int f = 0, calc_cl = !sub_type(Domaine_PolyMAC_MPFA, domaine); f < domaine.nb_faces(); f++)
    if (calc_cl || fcl(f, 0) < 2)
      resu(f) += pf(f) * vf(f) * la_source.valeurs()(f);
  return resu;
}