Navier_Stokes_Aposteriori.cpp

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#include <Estimateur_Aposteriori_P0_VEF.h>
#include <Navier_Stokes_Aposteriori.h>
#include <Champ_P1_isoP1Bulle.h>
#include <Discretisation_base.h>
#include <Schema_Temps_base.h>
#include <Postraitements.h>
#include <Probleme_base.h>
#include <Champ_P1NC.h>
#include <EChaine.h>
 
Implemente_instanciable(Navier_Stokes_Aposteriori,"Navier_Stokes_Aposteriori",Navier_Stokes_std);
// XD Navier_Stokes_Aposteriori navier_stokes_standard Navier_Stokes_Aposteriori INHERITS_BRACE Modification of the
// XD_CONT Navier_Stokes_standard class in order to accept the estimateur_aposteriori post-processing. To post-process
// XD_CONT estimateur_aposteriori, add this keyword into the list of fields to be post-processed. This estimator whill
// XD_CONT generate a map of aposteriori error estimators; it is defined on each mesh cell and is a measure of the local
// XD_CONT discretisation error. This will serve for adaptive mesh refinement
 
Sortie& Navier_Stokes_Aposteriori::printOn(Sortie& is) const { return Navier_Stokes_std::printOn(is); }
Entree& Navier_Stokes_Aposteriori::readOn(Entree& is) { return Navier_Stokes_std::readOn(is); }
 
void Navier_Stokes_Aposteriori::discretiser()
{
  if (discretisation().que_suis_je() != "VEFPreP1B")
    {
      Cerr << "Error : Pb_Hydraulique_Aposteriori is currently only available for the discretization VEFPreP1B !" << finl;
      Cerr << "Please update your data file ..." << finl;
      Process::exit();
    }
  Navier_Stokes_std::discretiser();
}
 
void Navier_Stokes_Aposteriori::creer_champ(const Motcle& motlu)
{
  Navier_Stokes_std::creer_champ(motlu);
 
  if (motlu == "estimateur_aposteriori")
    {
      if (!estimateur_aposteriori_)
        {
          estimateur_aposteriori();
          champs_compris_.ajoute_champ(estimateur_aposteriori_);
 
          Nom chaine = "{ numero_source 0 sources { refChamp { pb_champ ";
          chaine += probleme().le_nom();
          chaine += "  vitesse } } }";
          EChaine echaine(chaine);
          echaine >> champ_src_;
          champ_src_.completer(probleme().postraitements().front());
        }
    }
}
 
 
void Navier_Stokes_Aposteriori::get_noms_champs_postraitables(Noms& nom,Option opt) const
{
  Navier_Stokes_std::get_noms_champs_postraitables(nom,opt);
  Noms noms_compris = champs_compris_.liste_noms_compris();
  noms_compris.add("estimateur_aposteriori");
  if (opt==DESCRIPTION)
    Cerr<<" Navier_Stokes_Aposteriori : "<< noms_compris <<finl;
  else
    nom.add(noms_compris);
}
 
bool Navier_Stokes_Aposteriori::has_champ(const Motcle& nom, OBS_PTR(Champ_base)& ref_champ) const
{
  if (nom == "estimateur_aposteriori")
    {
      ref_champ = Navier_Stokes_Aposteriori::get_champ(nom);
      return true;
    }
  else
    return Navier_Stokes_std::has_champ(nom, ref_champ);
}
 
bool Navier_Stokes_Aposteriori::has_champ(const Motcle& nom) const
{
  if (nom == "estimateur_aposteriori")
    return true;
  else
    return Navier_Stokes_std::has_champ(nom);
}
 
const Champ_base& Navier_Stokes_Aposteriori::get_champ(const Motcle& nom) const
{
  const double temps_init = schema_temps().temps_init();
 
  if (nom == "estimateur_aposteriori")
    {
      Champ_Fonc_base& ch = ref_cast_non_const(Champ_Fonc_base, estimateur_aposteriori_.valeur());
      if (((ch.temps() != la_vitesse->temps()) || (ch.temps() == temps_init)) && (la_vitesse->mon_equation_non_nul()))
        ch.mettre_a_jour(la_vitesse->temps());
 
      return champs_compris_.get_champ(nom);
    }
  else
    return Navier_Stokes_std::get_champ(nom);
}
 
void Navier_Stokes_Aposteriori::estimateur_aposteriori()
{
  const Domaine_VEF& domaine_vef = ref_cast(Domaine_VEF, domaine_dis());
  const Domaine_Cl_VEF& domaine_cl_vef = ref_cast(Domaine_Cl_VEF, domaine_Cl_dis());
  estimateur_aposteriori_.typer("Estimateur_Aposteriori_P0_VEF");
  Estimateur_Aposteriori_P0_VEF& ch = ref_cast(Estimateur_Aposteriori_P0_VEF, estimateur_aposteriori_.valeur());
  ch.associer_domaine_dis_base(domaine_vef);
  const Champ_P1NC& vit = ref_cast(Champ_P1NC, la_vitesse.valeur());
  const Champ_P1_isoP1Bulle& pres = ref_cast(Champ_P1_isoP1Bulle, la_pression.valeur());
  ch.associer_champ(vit, pres, diffusivite_pour_transport() /* viscosite_cinematique */, domaine_cl_vef);
  ch.nommer("estimateur_aposteriori");
  ch.fixer_nb_comp(1);
  ch.fixer_nb_valeurs_nodales(domaine_vef.nb_elem());
  ch.fixer_unite("sans");
  ch.changer_temps(la_vitesse->temps());
}