Integrale_tps_Champ.cpp

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#include <Integrale_tps_Champ.h>
 
Implemente_instanciable(Integrale_tps_Champ, "Integrale_tps_Champ", Objet_U);
 
Sortie& Integrale_tps_Champ::printOn(Sortie& s) const
{
  return s << que_suis_je() << " " << le_nom();
}
 
Entree& Integrale_tps_Champ::readOn(Entree& s)
{
  return s;
}
 
/*! @brief Mets a jour l'integrale.
 *
 * Verifie que le temps de l'integrale est inferieur a celui du champ associe et poursuit l'integration jusqu'au temps courant.
 *     si la borne superieure de l'integrale n'est pas depassee.
 *
 */
void Integrale_tps_Champ::mettre_a_jour_integrale()
{
  OWN_PTR(Champ_base) espace_stockage_source;
  const Champ_base& source = le_champ_ref_->get_champ(espace_stockage_source);
  double t_courant = le_champ_ref_->get_time();
 
  if (t_fin_ < t_debut_)
    {
      Cerr << " Statistic begining and ending times are not coherent " << finl;
      Cerr << " t_fin_=" << t_fin_ << " < t_debut_=" << t_debut_ << finl;
      exit();
    }
  if (inf_ou_egal(t_debut_, t_courant) && inf_ou_egal(t_courant, t_fin_))
    {
      double dt = t_courant - tps_integrale_;
      if (dt > 0)
        {
          const DoubleTab& val = source.valeurs();
          DoubleTab& mes_val = le_champ_->valeurs();
          if (val.isDataOnDevice()) mapToDevice(mes_val); // If source is on device, integral will be computed on device
          if (puissance_ == 1)
            mes_val.ajoute(dt, val);
          else if (puissance_ == 2)
            mes_val.ajoute_carre(dt, val);
          else
            for (int i = 0; i < val.size(); i++)
              mes_val[i] += dt * pow(val[i], puissance_);
          tps_integrale_ = t_courant;
          dt_integr_calcul_ += dt;
        }
    }
}
 
void Integrale_tps_Champ::typer_champ(const Nom& typ)
{
  le_champ_.typer(typ);
}