Op_Moyenne.cpp

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#include <Schema_Temps_base.h>
#include <Champ_Don_base.h>
#include <Probleme_base.h>
#include <Op_Moyenne.h>
 
Implemente_instanciable(Op_Moyenne, "Op_Moyenne", Operateur_Statistique_tps_base);
 
Sortie& Op_Moyenne::printOn(Sortie& s) const
{
  return s << que_suis_je() << " " << le_nom();
}
 
Entree& Op_Moyenne::readOn(Entree& s)
{
  return s;
}
 
Entree& Op_Moyenne::lire_ch_moyenne(Entree& is)
{
  return is >> ch_moyenne_convergee_;
}
 
void Op_Moyenne::completer(const Probleme_base& Pb, const Nom& prefix)
{
  Nom nom_pour_post = "Moyenne_";
 
  const OBS_PTR(Champ_Generique_base) &mon_champ = integrale_champ_.le_champ();
  const Noms noms = mon_champ->get_property("nom");
  nom_pour_post += Motcle(noms[0]);
 
  integrale_champ_.le_champ_calcule().nommer(nom_pour_post);
 
  Nom pdi_name = prefix + nom_pour_post;
  integrale_champ_.le_champ_calcule().set_pdi_name(pdi_name);
 
  // Size the integrale_champ field to the same size as mon_champ
  OWN_PTR(Champ_base) espace_stockage_source;
  const Champ_base& source = mon_champ->get_champ(espace_stockage_source);
  const DoubleTab& tab1 = source.valeurs();
 
  // The valeurs() method for this class is overridden and returns
  // integrale_champ->valeurs(). The mean is not stored directly in memory;
  // the time integral is stored and the mean is post-processed from it.
  // Copy the vector structure and initialize to zero.
  valeurs().copy(tab1, RESIZE_OPTIONS::NOCOPY_NOINIT);
  if (!ch_moyenne_convergee_)
    valeurs() = 0.;
  int nb_comp = source.nb_comp();
  integrale_champ_.le_champ_calcule().associer_domaine_dis_base(Pb.domaine_dis());
  integrale_champ_.le_champ_calcule().fixer_nb_comp(nb_comp);
  if (nb_comp == 1)
    integrale_champ_.le_champ_calcule().fixer_unite(source.unite());
  else
    integrale_champ_.le_champ_calcule().fixer_unites(source.unites());
 
  integrale_champ_.le_champ_calcule().changer_temps(Pb.schema_temps().temps_courant());
}
 
DoubleTab Op_Moyenne::calculer_valeurs() const
{
  double dt = dt_integration();
  DoubleTrav moyenne(valeurs());
  moyenne = valeurs();
  if (dt > 0)
    moyenne /= dt;
  return moyenne;
}