Facettes_Interp_FT.cpp

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#include <Facettes_Interp_FT.h>
#include <Intersection_Interface_ijk.h>
#include <IJK_Navier_Stokes_tools_cut_cell.h>
 
Implemente_instanciable_sans_constructeur(Facettes_Interp_FT, "Facettes_Interp_FT", Objet_U) ;
 
Facettes_Interp_FT::Facettes_Interp_FT()
{
}
 
Sortie& Facettes_Interp_FT::printOn(Sortie& os) const
{
  return os;
}
 
Entree& Facettes_Interp_FT::readOn(Entree& is)
{
  Param param(que_suis_je());
  set_param(param);
  param.lire_avec_accolades(is);
  return is;
}
 
void Facettes_Interp_FT::set_param(Param& param) const
{
  param.ajouter("number_of_interpolation_points", &number_of_interpolation_points_);
  param.ajouter("scaled_distance_interpolation_1", &scaled_distance_interpolation_1_);
  param.ajouter("scaled_distance_interpolation_2", &scaled_distance_interpolation_2_);
}
 
void Facettes_Interp_FT::associer(const IJK_Interfaces& interfaces, const Cut_cell_FT_Disc& cut_cell_disc, const Domaine_IJK& domaine_ft, const Maillage_FT_IJK& maillage_ft_ijk, const Maillage_FT_IJK& old_maillage_ft_ijk)
{
  ref_interfaces_ = interfaces;
  ref_cut_cell_disc_ = cut_cell_disc;
  ref_domaine_ = domaine_ft;
  ref_maillage_ft_ijk_ = maillage_ft_ijk;
  ref_old_maillage_ft_ijk_ = old_maillage_ft_ijk;
}
 
void Facettes_Interp_FT::cut_cell_perform_interpolation_facettes_next(int old_en_premier /* next() */)
{
  // Synchronisation de old_en_premier_ avec le old_en_premier_ de IJK_Interfaces
  old_en_premier_ = old_en_premier;
  assert(next() == ref_interfaces_->next());
 
  cut_cell_perform_interpolation_facettes(true,
                                          ref_cut_cell_disc_,
                                          ref_domaine_.valeur(),
                                          ref_maillage_ft_ijk_.valeur(),
                                          interpolation_coord_[next()],
                                          signed_independent_index_[next()],
                                          coefficient_[next()]);
}
 
void Facettes_Interp_FT::cut_cell_perform_interpolation_facettes_old(bool not_old_en_premier /* old() */)
{
  // Synchronisation de old_en_premier_ avec le old_en_premier_ de IJK_Interfaces
  old_en_premier_ = not not_old_en_premier;
  assert(old() == ref_interfaces_->old());
 
  cut_cell_perform_interpolation_facettes(false,
                                          ref_cut_cell_disc_,
                                          ref_domaine_.valeur(),
                                          ref_old_maillage_ft_ijk_.valeur(),
                                          interpolation_coord_[old()],
                                          signed_independent_index_[old()],
                                          coefficient_[old()]);
}
 
void Facettes_Interp_FT::cut_cell_perform_interpolation_facettes(bool next_time,
                                                                 const Cut_cell_FT_Disc& cut_cell_disc,
                                                                 const Domaine_IJK& geom,
                                                                 const Maillage_FT_IJK& maillage,
                                                                 FixedVector<DoubleTabFT, 4>& interpolation_coord,
                                                                 FixedVector<IntTabFT, 4>& interpolation_signed_independent_index,
                                                                 FixedVector<DoubleTabFT, 4>& interpolation_coefficient)
{
  const double dist_1 = get_distance_interpolation_1();
  const double dist_2 = get_distance_interpolation_2();
  const DoubleTab& normale_facettes = maillage.get_update_normale_facettes();
 
  if (number_of_interpolation_points_ == 1)
    {
      calcul_coefficient_interpolation_facette_cut_cell(next_time,
                                                        dist_1,
                                                        cut_cell_disc,
                                                        maillage,
                                                        interpolation_coord,
                                                        normale_facettes,
                                                        interpolation_signed_independent_index,
                                                        interpolation_coefficient);
    }
  else if (number_of_interpolation_points_ == 2)
    {
      calcul_coefficient_interpolation_facette_cut_cell_second_order(next_time,
                                                                     dist_1,
                                                                     dist_2,
                                                                     cut_cell_disc,
                                                                     maillage,
                                                                     interpolation_coord,
                                                                     normale_facettes,
                                                                     interpolation_signed_independent_index,
                                                                     interpolation_coefficient);
    }
  else
    {
      Cerr << "Nombre de points d'interpolation non reconnu." << finl;
      Process::exit();
    }
}
 
void Facettes_Interp_FT::calcul_coefficient_interpolation_facette_cut_cell(
  bool next_time,
  const double dist,
  const Cut_cell_FT_Disc& cut_cell_disc,
  const Maillage_FT_IJK& maillage,
  FixedVector<DoubleTabFT, 4>& interpolation_coord,
  const DoubleTab& normal_on_interf,
  FixedVector<IntTabFT, 4>& cut_cell_facettes_interpolation_signed_independent_index,
  FixedVector<DoubleTabFT, 4>& cut_cell_facettes_interpolation_coefficient)
{
  const int nb_facettes = maillage.nb_facettes();
  interpolation_coord[1].resize(nb_facettes, 3);
  interpolation_coord[0].resize(nb_facettes, 3);
  for (int fa7 = 0; fa7 < nb_facettes; fa7++)
    {
      Vecteur3 coords_fa7 = maillage.coords_fa7(fa7);
      Vecteur3 normal(normal_on_interf, fa7);
 
      Vecteur3 interp_1 = Intersection_Interface_ijk_face::get_position_interpolation_normal_interf(coords_fa7, normal, dist);
      interpolation_coord[1](fa7, 0) = interp_1[0];
      interpolation_coord[1](fa7, 1) = interp_1[1];
      interpolation_coord[1](fa7, 2) = interp_1[2];
 
      Vecteur3 interp_0 = Intersection_Interface_ijk_face::get_position_interpolation_normal_interf(coords_fa7, normal, -dist);
      interpolation_coord[0](fa7, 0) = interp_0[0];
      interpolation_coord[0](fa7, 1) = interp_0[1];
      interpolation_coord[0](fa7, 2) = interp_0[2];
    }
 
  cut_cell_facettes_interpolation_signed_independent_index[1].resize(interpolation_coord[1].dimension(0), 4);
  cut_cell_facettes_interpolation_coefficient[1].resize(interpolation_coord[1].dimension(0), 4);
  ijk_interpolate_cut_cell_skip_unknown_points(next_time, 1, cut_cell_disc, interpolation_coord[1], cut_cell_facettes_interpolation_signed_independent_index[1], cut_cell_facettes_interpolation_coefficient[1], 1.e31);
 
  cut_cell_facettes_interpolation_signed_independent_index[0].resize(interpolation_coord[0].dimension(0), 4);
  cut_cell_facettes_interpolation_coefficient[0].resize(interpolation_coord[0].dimension(0), 4);
  ijk_interpolate_cut_cell_skip_unknown_points(next_time, 0, cut_cell_disc, interpolation_coord[0], cut_cell_facettes_interpolation_signed_independent_index[0], cut_cell_facettes_interpolation_coefficient[0], 1.e31);
}
 
void Facettes_Interp_FT::calcul_coefficient_interpolation_facette_cut_cell_second_order(
  bool next_time,
  const double dist_1,
  const double dist_2,
  const Cut_cell_FT_Disc& cut_cell_disc,
  const Maillage_FT_IJK& maillage,
  FixedVector<DoubleTabFT, 4>& interpolation_coord,
  const DoubleTab& normal_on_interf,
  FixedVector<IntTabFT, 4>& cut_cell_facettes_interpolation_signed_independent_index,
  FixedVector<DoubleTabFT, 4>& cut_cell_facettes_interpolation_coefficient)
{
  const int nb_facettes = maillage.nb_facettes();
  interpolation_coord[1].resize(nb_facettes, 3);
  interpolation_coord[0].resize(nb_facettes, 3);
  interpolation_coord[3].resize(nb_facettes, 3);
  interpolation_coord[2].resize(nb_facettes, 3);
  for (int fa7 = 0; fa7 < nb_facettes; fa7++)
    {
      Vecteur3 coords_fa7 = maillage.coords_fa7(fa7);
      Vecteur3 normal(normal_on_interf, fa7);
 
      Vecteur3 interp_1 = Intersection_Interface_ijk_face::get_position_interpolation_normal_interf(coords_fa7, normal, dist_1);
      interpolation_coord[1](fa7, 0) = interp_1[0];
      interpolation_coord[1](fa7, 1) = interp_1[1];
      interpolation_coord[1](fa7, 2) = interp_1[2];
 
      Vecteur3 interp_0 = Intersection_Interface_ijk_face::get_position_interpolation_normal_interf(coords_fa7, normal, -dist_1);
      interpolation_coord[0](fa7, 0) = interp_0[0];
      interpolation_coord[0](fa7, 1) = interp_0[1];
      interpolation_coord[0](fa7, 2) = interp_0[2];
 
      Vecteur3 interp_3 = Intersection_Interface_ijk_face::get_position_interpolation_normal_interf(coords_fa7, normal, dist_2);
      interpolation_coord[3](fa7, 0) = interp_3[0];
      interpolation_coord[3](fa7, 1) = interp_3[1];
      interpolation_coord[3](fa7, 2) = interp_3[2];
 
      Vecteur3 interp_2 = Intersection_Interface_ijk_face::get_position_interpolation_normal_interf(coords_fa7, normal, -dist_2);
      interpolation_coord[2](fa7, 0) = interp_2[0];
      interpolation_coord[2](fa7, 1) = interp_2[1];
      interpolation_coord[2](fa7, 2) = interp_2[2];
    }
 
  cut_cell_facettes_interpolation_signed_independent_index[1].resize(interpolation_coord[1].dimension(0), 4);
  cut_cell_facettes_interpolation_coefficient[1].resize(interpolation_coord[1].dimension(0), 4);
  ijk_interpolate_cut_cell_skip_unknown_points(next_time, 1, cut_cell_disc, interpolation_coord[1], cut_cell_facettes_interpolation_signed_independent_index[1], cut_cell_facettes_interpolation_coefficient[1], 1.e31);
 
  cut_cell_facettes_interpolation_signed_independent_index[0].resize(interpolation_coord[0].dimension(0), 4);
  cut_cell_facettes_interpolation_coefficient[0].resize(interpolation_coord[0].dimension(0), 4);
  ijk_interpolate_cut_cell_skip_unknown_points(next_time, 0, cut_cell_disc, interpolation_coord[0], cut_cell_facettes_interpolation_signed_independent_index[0], cut_cell_facettes_interpolation_coefficient[0], 1.e31);
 
  cut_cell_facettes_interpolation_signed_independent_index[3].resize(interpolation_coord[3].dimension(0), 4);
  cut_cell_facettes_interpolation_coefficient[3].resize(interpolation_coord[3].dimension(0), 4);
  ijk_interpolate_cut_cell_skip_unknown_points(next_time, 1, cut_cell_disc, interpolation_coord[3], cut_cell_facettes_interpolation_signed_independent_index[3], cut_cell_facettes_interpolation_coefficient[3], 1.e31);
 
  cut_cell_facettes_interpolation_signed_independent_index[2].resize(interpolation_coord[2].dimension(0), 4);
  cut_cell_facettes_interpolation_coefficient[2].resize(interpolation_coord[2].dimension(0), 4);
  ijk_interpolate_cut_cell_skip_unknown_points(next_time, 0, cut_cell_disc, interpolation_coord[2], cut_cell_facettes_interpolation_signed_independent_index[2], cut_cell_facettes_interpolation_coefficient[2], 1.e31);
}
 
double Facettes_Interp_FT::get_distance_interpolation_1() const
{
  const Domaine_IJK& geom = ref_domaine_.valeur();
  const double dist_1 = scaled_distance_interpolation_1_/sqrt(3) * std::pow(std::pow(geom.get_constant_delta(DIRECTION_I), 2.) +
                                                                            std::pow(geom.get_constant_delta(DIRECTION_J), 2.) +
                                                                            std::pow(geom.get_constant_delta(DIRECTION_K), 2.),
                                                                            0.5);
  return dist_1;
}
 
double Facettes_Interp_FT::get_distance_interpolation_2() const
{
  const Domaine_IJK& geom = ref_domaine_.valeur();
  const double dist_2 = scaled_distance_interpolation_2_/sqrt(3) * std::pow(std::pow(geom.get_constant_delta(DIRECTION_I), 2.) +
                                                                            std::pow(geom.get_constant_delta(DIRECTION_J), 2.) +
                                                                            std::pow(geom.get_constant_delta(DIRECTION_K), 2.),
                                                                            0.5);
  return dist_2;
}