Frontiere_ouverte_vitesse_vortex.cpp

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#include <Frontiere_ouverte_vitesse_vortex.h>
#include <EChaine.h>
#include <Param.h>
#include <Sous_Domaine.h>
#include <Domaine_VF.h>
#include <Domaine_Cl_dis_base.h>
#include <Probleme_base.h>
#include <Transport_Interfaces_FT_Disc.h>
#include <Domaine.h>
 
Implemente_instanciable(Frontiere_ouverte_vitesse_vortex,"Frontiere_ouverte_vitesse_vortex",Entree_fluide_vitesse_imposee);
 
Entree& Frontiere_ouverte_vitesse_vortex::readOn(Entree& is)
{
  Param param(que_suis_je());
  param.ajouter("sous_domaine", &nom_sous_domaine_, Param::REQUIRED);
  param.ajouter("equation", &nom_equation_, Param::REQUIRED);
  param.ajouter("integrale_reference", &integrale_reference_, Param::REQUIRED);
  param.ajouter("signe", &signe_, Param::REQUIRED);
  param.ajouter("coeff_vitesse", &coeff_vitesse_, Param::REQUIRED);
  param.lire_avec_accolades_depuis(is);
 
  if (coeff_vitesse_.size_array() != dimension)
    {
      Cerr << "Frontiere_ouverte_vitesse_vortex: wrong dimension for coeff_vitesse" << finl;
      Process::exit();
    }
  Nom n("Champ_Front_Uniforme ");
  n += Nom(dimension);
  for (int i = 0; i < dimension; i++)
    n += " 0.";
  EChaine s(n);
  s >> le_champ_front;
  return is;
}
 
Sortie& Frontiere_ouverte_vitesse_vortex::printOn(Sortie& os) const
{
  return os;
}
 
void Frontiere_ouverte_vitesse_vortex::mettre_a_jour(double temps)
{
  // Calcul de l'integrale du champ sur la sous-domaine
  const Domaine_Cl_dis_base& domaine_Cl_dis_base = domaine_Cl_dis();
  const Equation_base& equation = domaine_Cl_dis_base.equation().probleme().get_equation_by_name(nom_equation_);
  const Transport_Interfaces_FT_Disc& eq = ref_cast(Transport_Interfaces_FT_Disc, equation);
  const DoubleTab& indic = eq.inconnue().valeurs();
  const Sous_Domaine& sous_domaine = domaine_Cl_dis_base.domaine().ss_domaine(nom_sous_domaine_);
  const DoubleVect& volume = ref_cast(Domaine_VF, domaine_Cl_dis_base.domaine_dis()).volumes();
 
  double integrale = 0.;
  const int n = sous_domaine.nb_elem_tot();
  int i;
  for (i = 0; i < n; i++)
    {
      const int elem = sous_domaine[i];
      const double x = indic(elem);
      const double v = volume(elem);
      integrale += x * v;
    }
  DoubleTab& val = le_champ_front->valeurs();
 
  double facteur = integrale - integrale_reference_;
  if (facteur * signe_ < 0.)
    facteur = 0.;
 
  for (i = 0; i < dimension; i++)
    val(0, i) = coeff_vitesse_[i] * facteur;
 
  le_champ_front->mettre_a_jour(temps);
  Cerr << "Frontiere_ouverte_vitesse_vortex integrale=" << integrale << " vitesse="
       << val(0,0) << " " << val(0,1) << " " << ((dimension==3)?val(0,2):0.) << finl;
}