Perte_Charge_Singuliere_PolyMAC_HFV_Face.cpp

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#include <Perte_Charge_Singuliere_PolyMAC_HFV_Face.h>
#include <Op_Grad_PolyMAC_HFV_Face.h>
#include <Champ_Face_PolyMAC_HFV.h>
#include <Domaine_PolyMAC_MPFA.h>
#include <Equation_base.h>
#include <Probleme_base.h>
#include <Matrice_Morse.h>
#include <Pb_Multiphase.h>
#include <Matrix_tools.h>
#include <Array_tools.h>
#include <Domaine.h>
 
Implemente_instanciable(Perte_Charge_Singuliere_PolyMAC_HFV_Face, "Perte_Charge_Singuliere_Face_PolyMAC_HFV|Perte_Charge_Singuliere_Face_PolyMAC_MPFA", Perte_Charge_Singuliere_PolyMAC_CDO_Face);
 
Sortie& Perte_Charge_Singuliere_PolyMAC_HFV_Face::printOn(Sortie& s ) const { return s << que_suis_je() ; }
 
Entree& Perte_Charge_Singuliere_PolyMAC_HFV_Face::readOn(Entree& s) { return Perte_Charge_Singuliere_PolyMAC_CDO_Face::readOn(s); }
 
void Perte_Charge_Singuliere_PolyMAC_HFV_Face::completer()
{
  Perte_Charge_PolyMAC_CDO_Face::completer();
  // eq_masse needs champ_conserve!
  if (sub_type(Pb_Multiphase, mon_equation->probleme())) ref_cast(Pb_Multiphase, mon_equation->probleme()).equation_masse().init_champ_conserve();
}
 
void Perte_Charge_Singuliere_PolyMAC_HFV_Face::dimensionner_blocs(matrices_t matrices, const tabs_t& semi_impl) const
{
  const Domaine_Poly_base& domaine = ref_cast(Domaine_Poly_base, equation().domaine_dis());
  const IntTab& f_e = domaine.face_voisins(), &fcl = ref_cast(Champ_Face_PolyMAC_HFV, equation().inconnue()).fcl();
  const std::string& nom_inco = equation().inconnue().le_nom().getString();
  if (!matrices.count(nom_inco) || !sub_type(Domaine_PolyMAC_MPFA, domaine)) return;
  Matrice_Morse& mat = *matrices.at(nom_inco), mat2;
  int i, j, e, f, n, N = equation().inconnue().valeurs().line_size(), d, D = dimension, nf_tot = domaine.nb_faces_tot();
  //DoubleTrav aar_f(N); //alpha * alpha * rho at each face
  Stencil stencil(0, 2);
 
 
  for (i = 0; i < num_faces.size(); i++)
    if ((f = num_faces(i)) < domaine.nb_faces() && fcl(f, 0) < 2)
      for (j = 0; j < 2 && (e = f_e(f, j)) >= 0; j++) //upwind / downwind element if PolyMAC_HFV V2
        if (e < domaine.nb_elem())
          for (d = 0; d < D; d++)
            for (n = 0; n < N; n++) stencil.append_line(N * (nf_tot + D * e + d) + n, N * f + n);
  tableau_trier_retirer_doublons(stencil);
  Matrix_tools::allocate_morse_matrix(equation().inconnue().valeurs().size_totale(), equation().inconnue().valeurs().size_totale(), stencil, mat2);
  mat.nb_colonnes() ? mat += mat2 : mat = mat2;
}
 
void Perte_Charge_Singuliere_PolyMAC_HFV_Face::ajouter_blocs(matrices_t matrices, DoubleTab& secmem, const tabs_t& semi_impl) const
{
  const Domaine_Poly_base& domaine = ref_cast(Domaine_Poly_base, equation().domaine_dis());
  //const DoubleVect& volumes_entrelaces = domaine_PolyMAC_HFV.volumes_entrelaces();
  const DoubleVect& pf = equation().milieu().porosite_face(), &fs = domaine.face_surfaces(), &vf = domaine.volumes_entrelaces();
  const Pb_Multiphase *pbm = sub_type(Pb_Multiphase, equation().probleme()) ? &ref_cast(Pb_Multiphase, equation().probleme()) : nullptr;
  const DoubleTab& vit = la_vitesse->valeurs(), &nf = domaine.face_normales(), &vfd = domaine.volumes_entrelaces_dir(), &xv = domaine.xv(), &xp = domaine.xp(),
                   *alpha = pbm ? &pbm->equation_masse().inconnue().passe() : nullptr, *a_r = pbm ? &pbm->equation_masse().champ_conserve().passe() : nullptr;
  const IntTab& f_e = domaine.face_voisins(), &fcl = ref_cast(Champ_Face_PolyMAC_HFV, equation().inconnue()).fcl();
  const std::string& nom_inco = equation().inconnue().le_nom().getString();
  Matrice_Morse *mat = matrices.count(nom_inco) ? matrices.at(nom_inco) : nullptr;
  int i, j, e, f, n, N = equation().inconnue().valeurs().line_size();
  int poly_v2 = sub_type(Domaine_PolyMAC_MPFA, domaine), semi = (int)semi_impl.count(nom_inco), d, D = dimension, nf_tot = domaine.nb_faces_tot();
  DoubleTrav aar_f(N); //alpha * alpha * rho at each face
  for (i = 0; i < num_faces.size(); i++)
    if ((f = num_faces(i)) < domaine.nb_faces())
      {
        double fac = (direction_perte_charge() < 0 ? fs(f) : std::fabs(nf(f,direction_perte_charge()))) * pf(f) * K();
        if (pbm)
          for (aar_f = 0, j = 0; j < 2 && (e = f_e(f, j)) >= 0; j++)
            for (n = 0; n < N; n++) aar_f(n) += vfd(f, j) / vf(f) * (*a_r)(e, n) * (*alpha)(e, n);
        else aar_f = 1;
 
        if (!poly_v2 || fcl(f, 0) < 2) //contribution to the face: except for Dirichlet/Neumann faces in V2
          {
            for (n = 0; n < N; n++)  secmem(f, n) -= 0.5 * fac * aar_f(n) * vit(f, n) * std::fabs(vit(f, n));
            if (mat)
              for (n = 0; n < N; n++) (*mat)(N * f + n, N * f + n) += fac * aar_f(n) * std::fabs(vit(f, n));
          }
        if (poly_v2)
          for (j = 0; j < 2 && (e = f_e(f, j)) >= 0; j++)
            if (e < domaine.nb_elem()) //upwind / downwind element if PolyMAC_HFV V2
              {
                for (d = 0; d < D; d++)
                  for (n = 0; n < N; n++) /* right-hand side */
                    secmem(nf_tot + D * e + d, n) += (j ? -1 : 1) * fs(f) * (xv(f, d) - xp(e, d)) * 0.5 * fac * aar_f(n) * vit(f, n) * std::fabs(vit(f, n));
                if (mat && !semi && fcl(f, 0) < 2)
                  for (d = 0; d < D; d++)
                    for (n = 0; n < N; n++) /* derivative (not possible in semi-implicit) */
                      (*mat)(N * (nf_tot + D * e + d) + n, N * f + n) -= (j ? -1 : 1) * fs(f) * (xv(f, d) - xp(e, d)) * fac * aar_f(n) * std::fabs(vit(f, n));
              }
      }
}