Terme_Source_Constituant_Vortex_VEF_Face.cpp

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#include <Terme_Source_Constituant_Vortex_VEF_Face.h>
#include <Param.h>
#include <Transport_Interfaces_FT_Disc.h>
#include <communications.h>
#include <Probleme_base.h>
 
Implemente_instanciable(Terme_Source_Constituant_Vortex_VEF_Face, "Source_Constituant_Vortex_VEF_P1NC", Terme_Source_Constituant_VEF_Face);
 
Entree& Terme_Source_Constituant_Vortex_VEF_Face::readOn(Entree& is)
{
  Cerr << "Reading Terme_Source_Constituant_Vortex_VEF_Face\n"
       << " (parameters for expression are (x,y,z,u,v,w) where u,v,w is the interface sensor position)" << finl;
  senseur_.associer_pb(equation().probleme());
  Param param(que_suis_je());
  integrale_ = -1.;
  param.ajouter("rayon_spot", &rayon_spot_, Param::REQUIRED);
  param.ajouter("delta_spot", &delta_spot_, Param::REQUIRED);
  param.ajouter("integrale", &integrale_, Param::REQUIRED);
  param.ajouter("debit", &debit_, Param::REQUIRED);
  param.ajouter("senseur_interface", &senseur_, Param::REQUIRED);
 
  param.lire_avec_accolades_depuis(is);
 
  const int dim = dimension;
 
  if (delta_spot_.size_array() != dim || rayon_spot_ <= 0.)
    {
      Cerr << "Error: wrong segments dimension or nb_points_tests" << finl;
      Process::exit();
    }
  return is;
}
 
Sortie& Terme_Source_Constituant_Vortex_VEF_Face::printOn(Sortie& os) const
{
  return os;
}
 
void Terme_Source_Constituant_Vortex_VEF_Face::associer_pb (const Probleme_base& pb)
{
}
 
DoubleTab& Terme_Source_Constituant_Vortex_VEF_Face::calculer(DoubleTab& tab) const
{
  const Equation_base& eq = equation();
  const Domaine_VEF& domaine_vef = ref_cast(Domaine_VEF, eq.domaine_dis());
  const Domaine_Cl_VEF& domaine_cl_vef = ref_cast(Domaine_Cl_VEF, eq.domaine_Cl_dis());
  const DoubleVect& volumes = domaine_vef.volumes_entrelaces();
  const DoubleVect& volumes_cl = domaine_cl_vef.volumes_entrelaces_Cl();
  const int premiere_face_std = domaine_vef.premiere_face_std();
  const DoubleVect& porosites = equation().milieu().porosite_face();
  const DoubleTab& xv = domaine_vef.xv();  // Coord des centres des faces
  const int nb_faces = domaine_vef.nb_faces();
  const int dim = Objet_U::dimension;
  const ArrOfInt& faces_doubles = domaine_vef.faces_doubles();
 
  // Pour chaque colonne de xv, a quelle variable faut-il attribuer cette valeur ?
  // On met dans expr le terme source et on calcule l'integrale
  double integrale = 0.;
  const double omega = 4. / (rayon_spot_ * rayon_spot_);
  for (int i_face = 0; i_face < nb_faces; i_face++)
    {
      double f;
      {
        double x = xv(i_face, 0) - position_spot_[0];
        double y = xv(i_face, 1) - position_spot_[1];
        double z = (dim == 3) ? (xv(i_face, 2) - position_spot_[2]) : 0.;
        f = exp((-x*x-y*y-z*z) * omega);
      }
      double volume = (i_face < premiere_face_std) ? volumes_cl[i_face] : volumes[i_face];
      double por = porosites(i_face);
      double x = f * volume * por;
      tab(i_face) = x;
      double facteur = 1.;
      if (faces_doubles[i_face])
        facteur = 0.5;
      integrale += x * facteur;
    }
 
  integrale = mp_sum(integrale);
  if (integrale_ > 0. && integrale > 0.)
    {
      const double facteur = integrale_ / integrale;
      tab *= facteur;
    }
  return tab;
}
 
DoubleTab& Terme_Source_Constituant_Vortex_VEF_Face::ajouter(DoubleTab& tab) const
{
  const int n = tab.dimension(0);
  // On doit de toutes facons creer un tableau temporaire pour pouvoir renormaliser la source.
  // tableau tmp de la bonne taille mais non initialise:
  DoubleTab tmp;
  tmp.resize(n);
  calculer(tmp);
  for (int i = 0; i < n; i++)
    tab(i) += tmp(i);
  return tab;
}
 
void Terme_Source_Constituant_Vortex_VEF_Face::mettre_a_jour(double temps)
{
  senseur_.calculer_position(position_spot_);
  position_spot_ += delta_spot_;
  Cerr << "Source_Constituant_Vortex "
       << position_spot_[0] << " " << position_spot_[1] << " "
       << ((position_spot_.size_array()==3)?position_spot_[2]:0.)
       << finl;
}
 
void Terme_Source_Constituant_Vortex_VEF_Face::ajouter_terme_div_u(DoubleVect& secmem_pression, double dt) const
{
  const Equation_base& eq = equation();
  const Domaine_VEF& domaine_vef = ref_cast(Domaine_VEF, eq.domaine_dis());
  const DoubleVect& volumes = domaine_vef.volumes();
  const DoubleTab& xp = domaine_vef.xp();  // Centres des elements
  const int nb_elem = domaine_vef.domaine().nb_elem();
  const int dim = xp.dimension(1);
 
  // GF mieux comme cela
  const int n = secmem_pression.size_totale();
  ArrOfDouble tmp;
  tmp.resize_array(n);
  double integrale = 0.;
  const double omega = 4. / (rayon_spot_ * rayon_spot_);
  int elem;
  for (elem = 0; elem < nb_elem; elem++)
    {
      double x = xp(elem, 0) - position_spot_[0];
      double y = xp(elem, 1) - position_spot_[1];
      double z = (dim == 3) ? (xp(elem, 2) - position_spot_[2]) : 0.;
      double f = exp((-x*x-y*y-z*z) * omega) * volumes[elem];
      integrale += f;
      tmp[elem] = f;
    }
  integrale = mp_sum(integrale);
  double facteur = 0.;
  if (integrale > 0.)
    // Le facteur 1./dimension est du a l'operateur div en vef
    facteur = debit_ / Objet_U::dimension / integrale / dt;
 
  Cerr << "Terme_Source_Constituant_Vortex_VEF_Face::ajouter_terme_div_u " << integrale << finl;
  for (elem = 0; elem < nb_elem; elem++)
    secmem_pression[elem] += tmp[elem] * facteur;
}