Champ_Inc_P0_base.cpp

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#include <Echange_externe_impose.h>
#include <Echange_global_impose.h>
#include <Domaine_Cl_dis_base.h>
#include <Domaine_Cl_dis_base.h>
#include <Frontiere_dis_base.h>
#include <Dirichlet_homogene.h>
#include <Champ_Inc_P0_base.h>
#include <Domaine_dis_base.h>
#include <Neumann_homogene.h>
#include <Neumann_val_ext.h>
 
#include <Neumann_paroi.h>
#include <Equation_base.h>
#include <Dirichlet.h>
#include <Symetrie.h>
#include <Domaine.h>
 
Implemente_base(Champ_Inc_P0_base,"Champ_Inc_P0_base",Champ_Inc_base);
 
Sortie& Champ_Inc_P0_base::printOn(Sortie& os) const
{
  return os << que_suis_je() << " " << le_nom();
}
 
Entree& Champ_Inc_P0_base::readOn(Entree& is)
{
  lire_donnees(is) ;
  return is;
}
 
int Champ_Inc_P0_base::fixer_nb_valeurs_nodales(int n)
{
  // Ugly syntax, otherwise we don't know whether to call
  // domaine_dis_base() from champ_inc_base or from champ_impl...
  const Domaine_dis_base& domainedis = ref_cast(Champ_Inc_base, *this).domaine_dis_base();
  assert(n == domainedis.domaine().nb_elem());
  const MD_Vector& md = domainedis.domaine().md_vector_elements();
  creer_tableau_distribue(md);
  return 1;
}
 
Champ_base& Champ_Inc_P0_base::affecter_(const Champ_base& ch)
{
  if (Champ_implementation_P0::affecter_(ch)) return *this;
  else return Champ_Inc_base::affecter_(ch);
}
 
double Champ_Inc_P0_base::valeur_au_bord(int face) const
{
  assert(le_dom_VF);
  const DoubleTab& val = valeurs();
  double la_val_bord;
 
  int n0 = le_dom_VF->face_voisins(face, 0);
  if (n0 != -1) la_val_bord = val[n0];
  else la_val_bord = val[le_dom_VF->face_voisins(face, 1)];
 
  return la_val_bord;
}
 
/*! @brief Trace of the P0 field on the boundary
 *
 */
DoubleTab& Champ_Inc_P0_base::trace(const Frontiere_dis_base& fr, DoubleTab& x, double tps,int distant) const
{
  return Champ_implementation_P0::trace(fr, valeurs(tps), x,  distant);
}
 
//utility functions for boundary conditions
void Champ_Inc_P0_base::init_fcl() const
{
  const Conds_lim& cls = mon_dom_cl_dis->les_conditions_limites();
  int i, f, n;
 
  const Domaine_VF& domaine = ref_cast(Domaine_VF, mon_equation->domaine_dis());
  fcl_.resize(domaine.nb_faces_tot(), 3);
  for (n = 0; n < cls.size(); n++)
    {
      const Front_VF& fvf = ref_cast(Front_VF, cls[n]->frontiere_dis());
      int idx = sub_type(Echange_externe_impose, cls[n].valeur()) + 2 * sub_type(Echange_global_impose, cls[n].valeur())
                + 4 * sub_type(Neumann_paroi, cls[n].valeur())      + 5 * (sub_type(Neumann_homogene, cls[n].valeur()) || sub_type(Neumann_val_ext, cls[n].valeur()) || sub_type(Symetrie, cls[n].valeur()))
                + 6 * sub_type(Dirichlet, cls[n].valeur())          + 7 * sub_type(Dirichlet_homogene, cls[n].valeur());
      if (cls[n]->que_suis_je().debute_par("Paroi_Echange_contact"))
        idx = 3;
      if (!idx)
        {
          Cerr << "Champ_Inc_P0_base : unhandled boundary condition encountered! " << cls[n]->que_suis_je() << finl;
          Process::exit();
        }
      for (i = 0; i < fvf.nb_faces_tot(); i++)
        f = fvf.num_face(i), fcl_(f, 0) = idx, fcl_(f, 1) = n, fcl_(f, 2) = i;
    }
  fcl_init_ = 1;
}