DP_Impose_VEF_Face.cpp

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#include <EcritureLectureSpecial.h>
#include <DP_Impose_VEF_Face.h>
#include <Champ_Don_base.h>
#include <Equation_base.h>
#include <Probleme_base.h>
#include <Synonyme_info.h>
#include <Matrix_tools.h>
#include <Array_tools.h>
#include <Milieu_base.h>
#include <Domaine_VEF.h>
#include <Avanc.h>
#include <cfloat>
 
Implemente_instanciable(DP_Impose_VEF_Face, "DP_Impose_VEF_P1NC", Perte_Charge_VEF_Face);
 
Sortie& DP_Impose_VEF_Face::printOn(Sortie& s) const { return s << que_suis_je(); }
 
Entree& DP_Impose_VEF_Face::readOn(Entree& s)
{
  DP_Impose::lire_donnees(s);
  remplir_num_faces(s);
  if (!mp_max(sgn.size()))
    {
      Cerr << "DP_Impose_VEF_Face: orientation field not set!" << finl;
      Process::exit();
    }
  //output file
  set_fichier(Nom("DP_") + identifiant_);
  set_description(Nom("DP imposed on surface ") + identifiant_);
  Noms col_names;
  if (regul_)
    {
      col_names.add("DP");
      col_names.add("Flow_rate");
      col_names.add("Target_Flow_rate");
    }
  else
    {
      col_names.add("DP");
      col_names.add("dDP/dQ");
      col_names.add("Q");
      col_names.add("Q0");
    }
  set_col_names(col_names);
  return s;
}
 
void DP_Impose_VEF_Face::completer()
{
  Perte_Charge_VEF_Face::completer();
  bilan().resize(3 + !regul_);
}
 
int DP_Impose_VEF_Face::sauvegarder(Sortie& os) const
{
  int a_faire, special;
  EcritureLectureSpecial::is_ecriture_special(special, a_faire);
  if (a_faire)
    {
      double temps = equation().inconnue().temps();
      Nom ident_reg = Nom("fac_regul") + equation().probleme().le_nom() + identifiant_ + Nom(temps, "%e");
      os << ident_reg << finl;
      os << "constante" << finl;
      os << fac_regul_;
      os << flush;
      Cerr << "Saving fac_regul at time : " << Nom(temps, "%e")  << " with value " << fac_regul_ << finl;
    }
  return 8;//one double
}
 
int DP_Impose_VEF_Face::reprendre(Entree& is)
{
  Nom ident_reg = Nom("fac_regul") + equation().probleme().le_nom() + identifiant_ + Nom(equation().schema_temps().temps_courant(), equation().probleme().reprise_format_temps());
  avancer_fichier(is, ident_reg);
  is >> fac_regul_;
  Cerr << "Resuming with the value fac_regul = " << fac_regul_ << finl;
  return 1;
}
 
void DP_Impose_VEF_Face::remplir_num_faces(Entree& s)
{
  const Domaine& le_domaine = equation().probleme().domaine();
  const Domaine_VEF& dom = ref_cast(Domaine_VEF, equation().domaine_dis());
  int taille_bloc = dom.nb_elem();
  num_faces.resize(taille_bloc);
  lire_surfaces(s,le_domaine,dom,num_faces, sgn);
  // int nfac_tot = mp_sum(num_faces.size());
  int nfac_max = (int)mp_max(num_faces.size()); // not to count several (number of processes) times the same face
 
  if(je_suis_maitre() && nfac_max == 0)
    {
      Cerr << "Error when defining the surface plane for the singular porosity :" << finl;
      Cerr << "No mesh faces has been found for the surface plane." << finl;
      Cerr << "Check the coordinate of the surface plane which should match mesh coordinates." << finl;
      Process::exit();
    }
 
  DoubleTrav S;
  dom.creer_tableau_faces(S);
  for (int i = 0; i < num_faces.size(); i++) S(num_faces(i)) = dom.face_surfaces(num_faces(i));
  surf = mp_somme_vect(S);
}
 
void DP_Impose_VEF_Face::mettre_a_jour(double temps)
{
  DP_Impose::mettre_a_jour(temps);
  update_dp_regul(equation(), calculate_Q(equation(), num_faces, sgn), bilan());
  if (regul_) return;
 
  bilan()(2) = calculate_Q(equation(), num_faces, sgn) * (Process::me() ? 0 : 1); //to avoid double counting in output
}
 
void DP_Impose_VEF_Face::dimensionner_blocs(matrices_t matrices, const tabs_t& semi_impl) const
{
  const Domaine_VEF& dom = ref_cast(Domaine_VEF, equation().domaine_dis());
 
  const std::string& nom_inco = equation().inconnue().le_nom().getString();
  Matrice_Morse& mat = *matrices.at(nom_inco), mat2;
 
  Stencil sten(0, 2);
 
  int i, f, d, db, D = dimension, n, N = equation().inconnue().valeurs().line_size() / D, nf_tot = dom.nb_faces_tot();
  for (i = 0; i < num_faces.size(); i++)
    if ((f = num_faces(i)) < dom.nb_faces())
      for (d = 0; d < D; d++)
        for (db = 0; db < D; db++)
          for (n = 0; n < N; n++)
            sten.append_line(N * (D * f + d) + n, N * (D * f + db) + n);
 
  tableau_trier_retirer_doublons(sten);
  Matrix_tools::allocate_morse_matrix(N * D * nf_tot, N * D * nf_tot, sten, mat2);
  mat.nb_colonnes() ? mat += mat2 : mat = mat2;
}
 
void DP_Impose_VEF_Face::ajouter_blocs(matrices_t matrices, DoubleTab& secmem, const tabs_t& semi_impl) const
{
  const Domaine_VEF& dom = ref_cast(Domaine_VEF, equation().domaine_dis());
  const DoubleVect& pf = equation().milieu().porosite_face(), &fs = dom.face_surfaces();
  const DoubleTab& vit = equation().inconnue().valeurs(), &nf = dom.face_normales();
  const std::string& nom_inco = equation().inconnue().le_nom().getString();
  Matrice_Morse *mat = matrices.count(nom_inco) ? matrices.at(nom_inco) : nullptr;
  const int D = dimension, N = vit.line_size() / D;
 
  double rho = equation().milieu().masse_volumique().valeurs()(0, 0), dp_regul = regul_ ? f_DP_.eval() * fac_regul_ : 0,
         fac_rho = equation().probleme().is_dilatable() ? 1.0 : 1.0 / rho;
 
  if (regul_)
    {
      for (int i = 0, f; i < num_faces.size(); i++)
        if ((f = num_faces(i)) < dom.nb_faces())
          for (int d = 0; d < D; d++)
            secmem(f, d) += nf(f, d) * pf(f) * sgn(i) * dp_regul * fac_rho;
    }
  else
    {
      DoubleTrav xvf(num_faces.size(), dimension), DP(num_faces.size(), 3), vn(N);
      for (int i = 0; i < num_faces.size(); i++)
        for (int j = 0; j < dimension; j++)
          xvf(i, j) = dom.xv()(num_faces(i), j);
      DP_->valeur_aux(xvf, DP);
 
      for (int i = 0, f; i < num_faces.size(); i++)
        if ((f = num_faces(i)) < dom.nb_faces())
          {
            vn = 0;
            for (int d = 0; d < D; d++)
              for (int n = 0; n < N; n++)
                vn(n) += nf(f, d) * vit(f, N * d + n) / fs(f);
 
            for (int d = 0; d < D; d++)
              for (int n = 0; n < N; n++)
                secmem(f, N * d + n) += nf(f, d) * pf(f) * sgn(i) * (DP(i, 0) + DP(i, 1) * (surf * sgn(i) * vn(n) - DP(i, 2))) * fac_rho;
            if (mat)
              for (int d = 0; d < D; d++)
                for (int db = 0; db < D; db++)
                  for (int n = 0; n < N; n++)
                    (*mat)(N * (D * f + d) + n, N * (D * f + db) + n) -= nf(f, d) * nf(f, db) / fs(f) * pf(f) * DP(i, 1) * surf * fac_rho;
          }
 
      bilan()(0) = num_faces.size() ? DP(0, 0) : -DBL_MAX;
      bilan()(1) = num_faces.size() ? DP(0, 1) / rho : -DBL_MAX;
      bilan()(3) = num_faces.size() ? DP(0, 2) * rho : -DBL_MAX;
      Process::mp_max_for_each(bilan()(0), bilan()(1), bilan()(3));
      if (Process::me())
        bilan() = 0; //to avoid double counting in output
    }
}