Op_Dift_VEF_Face.cpp

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#include <Check_espace_virtuel.h>
#include <Discretisation_base.h>
#include <Op_Dift_VEF_Face.h>
#include <Milieu_base.h>
#include <Debog.h>
 
Implemente_instanciable_sans_constructeur(Op_Dift_VEF_Face, "Op_Dift_VEF_P1NC", Op_Dift_VEF_base);
 
Op_Dift_VEF_Face::Op_Dift_VEF_Face()
{
  declare_support_masse_volumique(1); // pour FT ... BOF
}
 
Sortie& Op_Dift_VEF_Face::printOn(Sortie& s) const { return s << que_suis_je(); }
 
Entree& Op_Dift_VEF_Face::readOn(Entree& s) { return s; }
 
DoubleTab& Op_Dift_VEF_Face::ajouter(const DoubleTab& inconnue_org, DoubleTab& resu) const
{
  remplir_nu(nu_); // On remplit le tableau nu car ajouter peut se faire avant le premier pas de temps
 
  const DoubleTab& nu_turb = diffusivite_turbulente().valeurs();
  DoubleTrav nu, nu_turb_m, tab_inconnue;
  const int nb_comp = resu.line_size();
 
  // On dimensionne et initialise le tableau des bilans de flux:
  flux_bords_.resize(le_dom_vef->nb_faces_bord(), nb_comp);
  flux_bords_ = 0.;
 
  int marq = phi_psi_diffuse(equation());
  const DoubleVect& porosite_face = equation().milieu().porosite_face(), &porosite_elem = equation().milieu().porosite_elem();
 
  // soit on a div(phi nu grad inco) OU on a div(nu grad phi inco) : cela depend si on diffuse phi_psi ou psi
  modif_par_porosite_si_flag(nu_, nu, !marq, porosite_elem);
  modif_par_porosite_si_flag(nu_turb, nu_turb_m, !marq, porosite_elem);
  const DoubleTab& inconnue = modif_par_porosite_si_flag(inconnue_org, tab_inconnue, marq, porosite_face);
 
  assert_espace_virtuel_vect(nu);
  assert_espace_virtuel_vect(inconnue);
  assert_espace_virtuel_vect(nu_turb_m);
 
  Debog::verifier("Op_Dift_VEF_Face::ajouter nu", nu);
  Debog::verifier("Op_Dift_VEF_Face::ajouter nu_turb", nu_turb_m);
  Debog::verifier("Op_Dift_VEF_Face::ajouter inconnue_org", inconnue_org);
  Debog::verifier("Op_Dift_VEF_Face::ajouter inconnue", inconnue);
 
  if (equation().inconnue().nature_du_champ() == vectoriel)
    {
      fill_grad_Re<Type_Champ::VECTORIEL>(inconnue, resu, nu, nu_turb);
      ajouter_bord_gen<Type_Champ::VECTORIEL>(inconnue, resu, flux_bords_, nu, nu_turb);
      ajouter_interne_gen<Type_Champ::VECTORIEL>(inconnue, resu, flux_bords_, nu, nu_turb);
    }
  else
    {
      ajouter_bord_gen<Type_Champ::SCALAIRE>(inconnue, resu, flux_bords_, nu, nu_turb);
      ajouter_interne_gen<Type_Champ::SCALAIRE>(inconnue, resu, flux_bords_, nu, nu_turb);
    }
 
  modifier_flux(*this);
 
  return resu;
}
 
void Op_Dift_VEF_Face::contribuer_a_avec(const DoubleTab& inco, Matrice_Morse& matrice) const
{
  modifier_matrice_pour_periodique_avant_contribuer(matrice, equation());
  remplir_nu(nu_); // On remplit le tableau nu car l'assemblage d'une matrice avec ajouter_contribution peut se faire avant le premier pas de temps
 
  const DoubleTab& nu_turb_ = diffusivite_turbulente().valeurs();
  DoubleTrav nu, nu_turb;
 
  int marq = phi_psi_diffuse(equation());
  const DoubleVect& porosite_elem = equation().milieu().porosite_elem();
 
  // soit on a div(phi nu grad inco) OU on a div(nu grad phi inco) : cela depend si on diffuse phi_psi ou psi
  modif_par_porosite_si_flag(nu_, nu, !marq, porosite_elem);
  modif_par_porosite_si_flag(nu_turb_, nu_turb, !marq, porosite_elem);
 
  DoubleTrav porosite_eventuelle(equation().milieu().porosite_face());
  porosite_eventuelle = equation().milieu().porosite_face();
  if (!marq) porosite_eventuelle = 1;
 
  if (equation().inconnue().nature_du_champ() == vectoriel)
    {
      ajouter_contribution_bord_gen<Type_Champ::VECTORIEL>(inco, matrice, nu, nu_turb, porosite_eventuelle);
      ajouter_contribution_interne_gen<Type_Champ::VECTORIEL>(inco, matrice, nu, nu_turb, porosite_eventuelle);
    }
  else
    {
      ajouter_contribution_bord_gen<Type_Champ::SCALAIRE>(inco, matrice, nu, nu_turb, porosite_eventuelle);
      ajouter_contribution_interne_gen<Type_Champ::SCALAIRE>(inco, matrice, nu, nu_turb, porosite_eventuelle);
    }
 
  modifier_matrice_pour_periodique_apres_contribuer(matrice, equation());
}
 
// bientot a la poubelle// bientot a la poubelle
void Op_Dift_VEF_Face::contribuer_au_second_membre(DoubleTab& resu) const
{
  const Domaine_Cl_VEF& domaine_Cl_VEF = domaine_cl_vef();
  const Domaine_VEF& domaine_VEF = domaine_vef();
  const IntTab& face_voisins = domaine_VEF.face_voisins();
  const DoubleTab& face_normale = domaine_VEF.face_normales();
  const int nb_faces = domaine_VEF.nb_faces(), nb_comp = resu.line_size();
 
  // On traite les faces bord
  if (equation().inconnue().nature_du_champ() == vectoriel)
    {
      const DoubleTab& nu_turb = diffusivite_turbulente().valeurs(), &inconnue_org = equation().inconnue().valeurs();
      DoubleTrav nu, nu_turb_m, tab_inconnue;
 
      int marq = phi_psi_diffuse(equation());
 
      const DoubleVect& porosite_face = equation().milieu().porosite_face(), &porosite_elem = equation().milieu().porosite_elem();
 
      // soit on a div(phi nu grad inco) OU on a div(nu grad phi inco) : cela depend si on diffuse phi_psi ou psi
      modif_par_porosite_si_flag(nu_, nu, !marq, porosite_elem);
      modif_par_porosite_si_flag(nu_turb, nu_turb_m, !marq, porosite_elem);
 
      const DoubleTab& inconnue = modif_par_porosite_si_flag(inconnue_org, tab_inconnue, marq, porosite_face);
 
      DoubleTab& grad = grad_;
      grad = 0.;
 
      Champ_P1NC::calcul_gradient(inconnue, grad, domaine_Cl_VEF);
      DoubleTrav gradsa(grad);
      gradsa = grad;
 
      if (le_modele_turbulence->utiliser_loi_paroi())
        Champ_P1NC::calcul_duidxj_paroi(grad, nu, nu_turb, tau_tan_, domaine_Cl_VEF);
 
      grad -= gradsa;
      grad.echange_espace_virtuel();
      ToDo_Kokkos("critical");
      for (int num_face = 0; num_face < nb_faces; num_face++)
        for (int kk = 0; kk < 2; kk++)
          {
            int elem = face_voisins(num_face, kk);
            if (elem != -1)
              {
                int ori = 1 - 2 * kk;
                for (int i = 0; i < nb_comp; i++)
                  for (int j = 0; j < nb_comp; j++)
                    resu(num_face, i) -= ori * face_normale(num_face, j) * ((nu[elem] + nu_turb[elem]) * grad(elem, i, j) + (nu_turb[elem]) * grad(elem, j, i) /* grad transpose */);
              }
          }
    }
 
  for (int n_bord = 0; n_bord < domaine_VEF.nb_front_Cl(); n_bord++)
    {
      const Cond_lim& la_cl = domaine_Cl_VEF.les_conditions_limites(n_bord);
      if (sub_type(Neumann_paroi, la_cl.valeur()))
        {
          const Neumann_paroi& la_cl_paroi = ref_cast(Neumann_paroi, la_cl.valeur());
          const Front_VF& le_bord = ref_cast(Front_VF, la_cl->frontiere_dis());
          const int ndeb = le_bord.num_premiere_face(), nfin = ndeb + le_bord.nb_faces();
          ToDo_Kokkos("critical");
          for (int face = ndeb; face < nfin; face++)
            for (int comp = 0; comp < nb_comp; comp++)
              resu(face, comp) += la_cl_paroi.flux_impose(face - ndeb, comp) * domaine_VEF.face_surfaces(face);
        }
      else if (sub_type(Echange_externe_impose, la_cl.valeur()))
        {
          if (resu.line_size() == 1)
            {
              const Echange_externe_impose& la_cl_paroi = ref_cast(Echange_externe_impose, la_cl.valeur());
              const Front_VF& le_bord = ref_cast(Front_VF, la_cl->frontiere_dis());
              const int ndeb = le_bord.num_premiere_face(), nfin = ndeb + le_bord.nb_faces();
              ToDo_Kokkos("critical");
              for (int face = ndeb; face < nfin; face++)
                resu[face] += la_cl_paroi.h_imp(face - ndeb) * (la_cl_paroi.T_ext(face - ndeb)) * domaine_VEF.face_surfaces(face);
            }
          else
            Process::exit("Op_Dift_VEF_Face::contribuer_au_second_membre : Non code pour Echange_externe_impose !");
        }
    }
}