Op_Diff_K_Eps_VEF_Face.cpp

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#include <Op_Diff_K_Eps_VEF_Face.h>
#include <Paroi_hyd_base_VEF.h>
#include <Debog.h>
 
Implemente_instanciable(Op_Diff_K_Eps_VEF_Face,"Op_Diff_K_Eps_VEF_P1NC",Op_Diff_K_Eps_VEF_base);
 
Sortie& Op_Diff_K_Eps_VEF_Face::printOn(Sortie& s ) const
{
  return s << que_suis_je() ;
}
Entree& Op_Diff_K_Eps_VEF_Face::readOn(Entree& s )
{
  return s ;
}
 
void Op_Diff_K_Eps_VEF_Face::divide_nu_turb_by_prandtl(DoubleTab& tab_nu_turb_m) const
{
  double Prdt0 = Sigma_[0];
  double Prdt1 = Sigma_[1];
  int n_tot = nu_.dimension_tot(0);
  tab_nu_turb_m.resize(n_tot, 2);
  CDoubleArrView nu_turb = static_cast<const ArrOfDouble&>(diffusivite_turbulente().valeurs()).view_ro();
  DoubleTabView nu_turb_m = tab_nu_turb_m.view_wo();
  Kokkos::parallel_for(start_gpu_timer(__KERNEL_NAME__), n_tot, KOKKOS_LAMBDA(const int k)
  {
    nu_turb_m(k,0) = nu_turb(k)/Prdt0;
    nu_turb_m(k,1) = nu_turb(k)/Prdt1;
  });
  end_gpu_timer(__KERNEL_NAME__);
}
 
DoubleTab& Op_Diff_K_Eps_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
 
  // On dimensionne et initialise le tableau des bilans de flux:
  const int nb_comp = resu.line_size();
  flux_bords_.resize(le_dom_vef->nb_faces_bord(), nb_comp);
  flux_bords_ = 0.;
 
  DoubleTrav nu_turb_m;
  divide_nu_turb_by_prandtl(nu_turb_m);
 
  ajouter_bord_gen<Type_Champ::SCALAIRE, true>(inconnue_org, resu, flux_bords_, nu_, nu_turb_m);
  ajouter_interne_gen<Type_Champ::SCALAIRE, true>(inconnue_org, resu, flux_bords_, nu_, nu_turb_m);
 
  modifier_flux(*this);
 
  return resu;
}
 
void Op_Diff_K_Eps_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
 
  DoubleTrav nu_turb_m;
  divide_nu_turb_by_prandtl(nu_turb_m);
 
  int marq = phi_psi_diffuse(equation());
 
  DoubleTrav porosite_eventuelle(equation().milieu().porosite_face());
  porosite_eventuelle = equation().milieu().porosite_face();
  if (!marq) porosite_eventuelle = 1;
 
  ajouter_contribution_bord_gen<Type_Champ::SCALAIRE, false, true>(inco, matrice, nu_, nu_turb_m, porosite_eventuelle);
  ajouter_contribution_interne_gen<Type_Champ::SCALAIRE, false, true>(inco, matrice, nu_, nu_turb_m, porosite_eventuelle);
 
  modifier_matrice_pour_periodique_apres_contribuer(matrice, equation());
}
 
 
void Op_Diff_K_Eps_VEF_Face::modifier_pour_Cl(Matrice_Morse& matrice, DoubleTab& tab_secmem) const
{
  Op_Dift_VEF_base::modifier_pour_Cl(matrice, tab_secmem);
 
  const Turbulence_paroi_base& mod=le_modele_turbulence->loi_paroi();
  const Paroi_hyd_base_VEF& paroi=ref_cast(Paroi_hyd_base_VEF,mod);
  if (paroi.face_keps_imposee().size_array()>0) //TODO a reformuler (Kokkos ?)
    {
      int size = tab_secmem.dimension(0);
      const int nb_comp = equation().inconnue().valeurs().line_size();
 
      // en plus des dirichlets ????
      // on change la matrice et le resu sur toutes les lignes ou k_eps_ est imposee....
      CIntArrView face_keps_imposee = paroi.face_keps_imposee().view_ro();
      auto tab1 = matrice.get_tab1().view_ro();
      CDoubleTabView val = equation().inconnue().valeurs().view_ro();
      DoubleArrView coeff = matrice.get_set_coeff().view_wo();
      DoubleTabView secmem = tab_secmem.view_wo();
      Kokkos::parallel_for(start_gpu_timer(__KERNEL_NAME__), size, KOKKOS_LAMBDA(const int face)
      {
        if (face_keps_imposee(face)!=-2)
          {
            for (int comp=0; comp<nb_comp; comp++)
              {
                // on doit remettre la ligne a l'identite et le secmem a l'inconnue
                int idiag = tab1(face*nb_comp+comp)-1;
                coeff(idiag) = 1;
                // pour les voisins
                int nbvois = tab1(face*nb_comp+1+comp) - tab1(face*nb_comp+comp);
                for (int k=1; k < nbvois; k++)
                  coeff(idiag+k) = 0;
                secmem(face,comp) = val(face,comp);
              }
          }
      });
      end_gpu_timer(__KERNEL_NAME__);
    }
}