Terme_Source_Qdm_VDF_Face.cpp

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#include <Terme_Source_Qdm_VDF_Face.h>
#include <Neumann_sortie_libre.h>
#include <Discretisation_base.h>
#include <Dirichlet_homogene.h>
#include <Champ_Uniforme.h>
#include <Equation_base.h>
#include <Pb_Multiphase.h>
#include <Domaine_Cl_VDF.h>
 
#include <Milieu_base.h>
#include <Periodique.h>
#include <Dirichlet.h>
#include <Symetrie.h>
#include <Domaine_VDF.h>
 
Implemente_instanciable(Terme_Source_Qdm_VDF_Face, "Source_Qdm_VDF_Face", Source_base);
 
Sortie& Terme_Source_Qdm_VDF_Face::printOn(Sortie& s) const { return s << que_suis_je(); }
 
Entree& Terme_Source_Qdm_VDF_Face::readOn(Entree& s)
{
  s >> la_source;
  if (la_source->nb_comp() != equation().inconnue().nb_comp())
    {
      Cerr << "Error reading the source term of type " << que_suis_je() << finl;
      Cerr << "the source field must have " << equation().inconnue().nb_comp() << " components" << finl;
      exit();
    }
  return s;
}
 
void Terme_Source_Qdm_VDF_Face::associer_domaines(const Domaine_dis_base& domaine_dis, const Domaine_Cl_dis_base& domaine_Cl_dis)
{
  le_dom_VDF = ref_cast(Domaine_VDF, domaine_dis);
  le_dom_Cl_VDF = ref_cast(Domaine_Cl_VDF, domaine_Cl_dis);
}
 
void Terme_Source_Qdm_VDF_Face::ajouter_blocs(matrices_t matrices, DoubleTab& resu, const tabs_t& semi_impl) const
{
  const Domaine_VDF& domaine_VDF = le_dom_VDF.valeur();
  const Domaine_Cl_VDF& domaine_Cl_VDF = le_dom_Cl_VDF.valeur();
  const IntTab& face_voisins = domaine_VDF.face_voisins();
  const IntVect& orientation = domaine_VDF.orientation();
  const DoubleVect& porosite_surf = equation().milieu().porosite_face();
  const DoubleVect& volumes_entrelaces = domaine_VDF.volumes_entrelaces();
 
  // useful only if multiphase problem
  const DoubleTab* alp = sub_type(Pb_Multiphase, equation().probleme()) ? &ref_cast(Pb_Multiphase, equation().probleme()).equation_masse().inconnue().passe() : nullptr;
  const DoubleTab* rho = alp ? &equation().milieu().masse_volumique().passe() : nullptr;
 
  const int cR = alp ? ((*rho).dimension_tot(0) == 1) : 0;
  const int nb_comp = equation().inconnue().valeurs().line_size();
 
  double vol;
  int ndeb, nfin, ncomp, num_face, elem1, elem2;
 
  if (sub_type(Champ_Uniforme, la_source.valeur()))
    {
      const DoubleVect& s = la_source->valeurs();
 
      // Loop over boundary conditions to process boundary faces: for each boundary condition, check its type
      // If Dirichlet or Symmetry face, do nothing
      // If Neumann face, compute the contribution to the source term
      for (int n_bord = 0; n_bord < domaine_VDF.nb_front_Cl(); n_bord++)
        {
          const Cond_lim& la_cl = domaine_Cl_VDF.les_conditions_limites(n_bord);
 
          if (sub_type(Periodique, la_cl.valeur()))
            {
              if (alp) Process::exit("Terme_Source_Qdm_VDF_Face : periodic CL not yet available for Pb_Multiphase !");
 
              const Front_VF& le_bord = ref_cast(Front_VF, la_cl->frontiere_dis());
              ndeb = le_bord.num_premiere_face();
              nfin = ndeb + le_bord.nb_faces();
 
              for (int k = 0; k < nb_comp; k++)
                for (num_face = ndeb; num_face < nfin; num_face++)
                  {
                    vol = volumes_entrelaces(num_face);
                    ncomp = orientation(num_face);
                    resu(num_face, k) += s(nb_comp * ncomp + k) * vol;
                  }
            }
          else if (sub_type(Neumann_sortie_libre, la_cl.valeur()))
            {
              const Front_VF& le_bord = ref_cast(Front_VF, la_cl->frontiere_dis());
              ndeb = le_bord.num_premiere_face();
              nfin = ndeb + le_bord.nb_faces();
 
              for (int k = 0; k < nb_comp; k++)
                for (num_face = ndeb; num_face < nfin; num_face++)
                  {
                    vol = volumes_entrelaces(num_face) * porosite_surf(num_face);
                    ncomp = orientation(num_face);
                    double alpha_rho = 1.0;
                    if (alp)
                      {
                        elem1 = face_voisins(num_face, 0), elem2 = face_voisins(num_face, 1);
                        const int e = ( elem1 > -1 ? elem1 : elem2);
                        double a = (*alp)(e, k), r = (*rho)(!cR * e, k);
                        alpha_rho = a * r;
                      }
                    resu(num_face, k) += s(nb_comp * ncomp + k) * vol * alpha_rho;
                  }
 
            }
          else if (sub_type(Symetrie, la_cl.valeur())) { /* Do nothing */}
          else if ((sub_type(Dirichlet, la_cl.valeur())) || (sub_type(Dirichlet_homogene, la_cl.valeur()))) { /* Do nothing */}
        }
 
      // Loop over internal faces
      ndeb = domaine_VDF.premiere_face_int();
      for (int k = 0; k < nb_comp; k++)
        for (num_face = domaine_VDF.premiere_face_int(); num_face < domaine_VDF.nb_faces(); num_face++)
          {
            vol = volumes_entrelaces(num_face) * porosite_surf(num_face);
            ncomp = orientation(num_face);
            double alpha_rho = 1.0;
            if (alp)
              {
                elem1 = face_voisins(num_face, 0), elem2 = face_voisins(num_face, 1);
                double a = 0.5 * ((*alp)(elem1, k) + (*alp)(elem2, k)), r = 0.5 * ((*rho)(!cR * elem1, k) + (*rho)(!cR * elem2, k));
                alpha_rho = a * r;
              }
            resu(num_face, k) += s(nb_comp * ncomp + k) * vol * alpha_rho;
          }
    }
  else // the source field is no longer uniform
    {
      const DoubleTab *s_tmp = nullptr;
      DoubleTab eval;
      if (la_source->que_suis_je().contient("_som_"))
        {
          // Need to interpolate
          const int N = resu.dimension(1), D = dimension;
          eval.resize(resu.dimension(0), N * D);
          la_source->valeur_aux(domaine_VDF.xp(), eval);
          s_tmp = &eval;
        }
      else
        s_tmp = &(la_source->valeurs());
      const DoubleTab& s = *s_tmp;
 
      // Loop over boundary conditions to process boundary faces: for each boundary condition, check its type
      // If Dirichlet or Symmetry face, do nothing
      // If Neumann face, compute the contribution to the source term
      for (int n_bord = 0; n_bord < domaine_VDF.nb_front_Cl(); n_bord++)
        {
          const Cond_lim& la_cl = domaine_Cl_VDF.les_conditions_limites(n_bord);
 
          if (sub_type(Neumann_sortie_libre, la_cl.valeur()))
            {
              const Front_VF& le_bord = ref_cast(Front_VF, la_cl->frontiere_dis());
              ndeb = le_bord.num_premiere_face();
              nfin = ndeb + le_bord.nb_faces();
 
              for (int k = 0; k < nb_comp; k++)
                for (num_face = ndeb; num_face < nfin; num_face++)
                  {
                    vol = volumes_entrelaces(num_face) * porosite_surf(num_face);
                    ncomp = orientation(num_face);
                    elem1 = face_voisins(num_face, 0), elem2 = face_voisins(num_face, 1);
                    const int e = (elem1 > -1 ? elem1 : elem2);
                    double alpha_rho = 1.0;
                    if (alp)
                      {
                        double a = (*alp)(e, k), r = (*rho)(!cR * e, k);
                        alpha_rho = a * r;
                      }
                    resu(num_face, k) += s(e, nb_comp * ncomp + k) * vol * alpha_rho;
                  }
            }
          else if (sub_type(Symetrie, la_cl.valeur())) { /* Do nothing */}
          else if ((sub_type(Dirichlet, la_cl.valeur())) || (sub_type(Dirichlet_homogene, la_cl.valeur()))) { /* Do nothing */}
          else if (sub_type(Periodique, la_cl.valeur()))
            {
              if (alp) Process::exit("Terme_Source_Qdm_VDF_Face : periodic CL not yet available for Pb_Multiphase !");
 
              const Front_VF& le_bord = ref_cast(Front_VF, la_cl->frontiere_dis());
              ndeb = le_bord.num_premiere_face();
              nfin = ndeb + le_bord.nb_faces();
 
              for (int k = 0; k < nb_comp; k++)
                for (num_face = ndeb; num_face < nfin; num_face++)
                  {
                    vol = volumes_entrelaces(num_face) * porosite_surf(num_face);
                    ncomp = orientation(num_face);
                    double s_face = 0.5 * (s(face_voisins(num_face, 0), nb_comp * ncomp + k) + s(face_voisins(num_face, 1), nb_comp * ncomp + k));
                    resu(num_face, k) += s_face * vol;
                  }
            }
        }
 
      // Loop over internal faces
      ndeb = domaine_VDF.premiere_face_int();
 
      for (int k = 0; k < nb_comp; k++)
        for (num_face = domaine_VDF.premiere_face_int(); num_face < domaine_VDF.nb_faces(); num_face++)
          {
            vol = volumes_entrelaces(num_face) * porosite_surf(num_face);
            ncomp = orientation(num_face);
            elem1 = face_voisins(num_face, 0), elem2 = face_voisins(num_face, 1);
            double alpha_rho = 1.0;
            if (alp)
              {
                double a = 0.5 * ((*alp)(elem1, k) + (*alp)(elem2, k)), r = 0.5 * ((*rho)(!cR * elem1, k) + (*rho)(!cR * elem2, k));
                alpha_rho = a * r;
              }
            double s_face = 0.5 * (s(elem1, nb_comp * ncomp + k) + s(elem2, nb_comp * ncomp + k));
            resu(num_face,k ) += s_face * vol * alpha_rho;
          }
    }
}
 
void Terme_Source_Qdm_VDF_Face::mettre_a_jour(double temps)
{
  la_source->mettre_a_jour(temps);
}
 
int Terme_Source_Qdm_VDF_Face::initialiser(double temps)
{
  equation().discretisation().nommer_completer_champ_physique(equation().domaine_dis(), "source_qdm", "", la_source.valeur(), equation().probleme());
  la_source->initialiser(temps);
  return Source_base::initialiser(temps);
}