Champ_Composite.cpp

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#include <Champ_Composite.h>
#include <Motcle.h>
 
Implemente_instanciable(Champ_Composite,"Champ_Composite",Champ_Don_base);
// XD champ_composite champ_don_base champ_composite NO_BRACE Composite field. Used in multiphase problems to associate
// XD_CONT data to each phase.
// XD attr dim entier dim REQ Number of field components.
// XD attr bloc bloc_lecture bloc REQ Values Various pieces of the field, defined per phase. Part 1 goes to phase 1,
// XD_CONT etc...
 
Sortie& Champ_Composite::printOn(Sortie& os) const { return Champ_Don_base::printOn(os); }
 
Entree& Champ_Composite::readOn(Entree& is)
{
  nommer(que_suis_je()); // pour printOn
 
  Motcle motlu, acc_ouv("{"), acc_fer("}");
  is >> dim_;
  assert (dim_ > 0);
  z_fld_.resize(dim_);
 
  is >> motlu;
  if (motlu != acc_ouv)
    {
      Cerr << "Error in the readOn of Champ_Composite ! We expected a { and not " << motlu << "  ! Call the 911 !" << finl;
      Process::exit();
    }
 
  for (int i = 0; i < dim_; i++) is >> z_fld_[i];
 
  is >> motlu;
  if (motlu != acc_fer)
    {
      Cerr << "Error in the readOn of Champ_Composite ! We expected a } and not " << motlu << "  ! Call the 911 !" << finl;
      Process::exit();
    }
 
  // XXX : On verifie qu'on a lu les memes types de champs ...
  for (int i = 1; i < dim_ ; i++)
    if (z_fld_[i]->que_suis_je() != z_fld_[0]->que_suis_je())
      {
        Cerr << "Champ_Composite should define the same field types !" << finl;
        Process::exit();
      }
 
  // for the valeurs() method
  const int ncompo = z_fld_[0]->nb_comp() * dim_, nnodes = z_fld_[0]->valeurs().dimension_tot(0);
  fixer_nb_comp(ncompo);
  fixer_nb_valeurs_nodales(nnodes);
  fill_valeurs_composite();
  return is;
}
 
/*
 * On stock comme ca : X X X ... Y Y Y ... Z Z Z ...
 */
void Champ_Composite::fill_valeurs_composite()
{
  for (int nbp = 0; nbp < dim_; nbp++)
    for (int i = 0; i < nb_valeurs_nodales(); i++)
      for (int j = 0; j < z_fld_[0]->nb_comp(); j++)
        valeurs_(i, nbp + j * dim_) = z_fld_[nbp]->valeurs()(i, j);
}
 
void Champ_Composite::mettre_a_jour(double tps)
{
  for (auto &fld : z_fld_)
    fld->mettre_a_jour(tps);
}
 
DoubleTab& Champ_Composite::valeur_aux(const DoubleTab& xv, DoubleTab& tab_valeurs) const
{
  for (int nbp = 0; nbp < dim_; nbp++)
    {
      DoubleTab tmp(tab_valeurs.dimension_tot(0), tab_valeurs.line_size() / dim_);
      z_fld_[nbp]->valeur_aux(xv,tmp);
      assert (tab_valeurs.dimension_tot(0) == tmp.dimension_tot(0));
      assert (tmp.line_size() * dim_ == tab_valeurs.line_size());
      for (int i = 0; i < tab_valeurs.dimension_tot(0); i++)
        for (int j = 0; j < tmp.line_size(); j++)
          tab_valeurs(i, nbp + j * dim_) = tmp(i,j);
    }
  tab_valeurs.echange_espace_virtuel();
 
  return tab_valeurs;
}