Modele_turbulence_hyd_LES_Smago_VEF.cpp

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#include <Modele_turbulence_hyd_LES_Smago_VEF.h>
#include <Schema_Temps_base.h>
#include <Domaine_Cl_VEF.h>
#include <Domaine_VEF.h>
#include <Champ_P1NC.h>
#include <Debog.h>
#include <Param.h>
 
Implemente_instanciable(Modele_turbulence_hyd_LES_Smago_VEF, "Modele_turbulence_hyd_sous_maille_Smago_VEF", Modele_turbulence_hyd_LES_VEF_base);
 
Sortie& Modele_turbulence_hyd_LES_Smago_VEF::printOn(Sortie& s) const { return s << que_suis_je() << " " << le_nom(); }
 
Entree& Modele_turbulence_hyd_LES_Smago_VEF::readOn(Entree& is) { return Modele_turbulence_hyd_LES_VEF_base::readOn(is); }
 
void Modele_turbulence_hyd_LES_Smago_VEF::set_param(Param& param) const
{
  Modele_turbulence_hyd_LES_VEF_base::set_param(param);
  param.ajouter("cs", &cs_);
  param.ajouter_condition("value_of_cs_ge_0", "sous_maille_smago model constant must be positive.");
}
 
Champ_Fonc_base& Modele_turbulence_hyd_LES_Smago_VEF::calculer_viscosite_turbulente()
{
  const Domaine_VEF& domaine_VEF = ref_cast(Domaine_VEF, le_dom_VF_.valeur());
  const int nb_elem = domaine_VEF.nb_elem();
  const int nb_elem_tot = domaine_VEF.nb_elem_tot();
  if (SMA_barre_.size_array()==0)
    SMA_barre_.resize(nb_elem_tot);
 
  calculer_S_barre();
 
  DoubleTab& visco_turb = la_viscosite_turbulente_->valeurs();
  if (visco_turb.size() != nb_elem)
    {
      Cerr << "Size error for the array containing the values of the turbulent viscosity." << finl;
      exit();
    }
 
  //const double cs = cs_;
  CDoubleArrView l_v = l_.view_ro();
  CDoubleArrView SMA_barre_v = SMA_barre_.view_ro();
  DoubleTabView visco_turb_v = visco_turb.view_wo();
  const double cs = cs_;
  Kokkos::parallel_for(start_gpu_timer(__KERNEL_NAME__), nb_elem, KOKKOS_LAMBDA(
                         const int elem)
  {
    visco_turb_v(elem,0) = cs*cs*l_v(elem)*l_v(elem)*sqrt(SMA_barre_v(elem));
  });
  end_gpu_timer(__KERNEL_NAME__);
 
  double temps = mon_equation_->inconnue().temps();
  la_viscosite_turbulente_->changer_temps(temps);
  return la_viscosite_turbulente_;
}
 
void Modele_turbulence_hyd_LES_Smago_VEF::calculer_S_barre()
{
  const Domaine_Cl_VEF& domaine_Cl_VEF = ref_cast(Domaine_Cl_VEF, le_dom_Cl_.valeur());
  const DoubleTab& la_vitesse = mon_equation_->inconnue().valeurs();
 
  Champ_P1NC::calcul_S_barre(la_vitesse, SMA_barre_, domaine_Cl_VEF);
}