Support_Champ_Masse_Volumique.cpp

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#include <Support_Champ_Masse_Volumique.h>
#include <Nom.h>
 
/*! @brief Constructeur de la classe.
 *
 * Par defaut, une classe derivee deja codee appelle le constructeur sans argument. support_ok est mis a zero
 *   et on produit une erreur si Associer_champ_masse_volumique est appele.
 *   Pour signifier que le champ de masse volumique est supporte par
 *   la classe derivee, il faut appeler Declare_support_masse_volumique
 *
 */
Support_Champ_Masse_Volumique::Support_Champ_Masse_Volumique() :
  support_ok_(0)
{
}
 
/*! @brief Destructeur virtuel (pour eviter les warnings)
 *
 */
Support_Champ_Masse_Volumique::~Support_Champ_Masse_Volumique()
{
}
 
/*! @brief Le constructeur d'une classe derivee qui se sert de la masse volumique doit appeler cette fonction avec la valeur 1.
 *
 * Si une classe cliente
 *   (Navier Stokes par ex.) essaie d'associer la masse volumique a une
 *   classe qui n'a pas fait ok=1, on s'arrete : fonction non implementee.
 *
 */
void Support_Champ_Masse_Volumique::declare_support_masse_volumique(int ok)
{
  support_ok_ = ok;
}
 
/*! @brief Methode a appeler dans la preparation du probleme pour demander a l'objet de tenir compte du champ de masse volumique en parametre.
 *
 */
void Support_Champ_Masse_Volumique::associer_champ_masse_volumique(const Champ_base& ch)
{
  if (! support_ok_)
    {
      Cerr << "Error in Support_Champ_Masse_Volumique::Associer_champ_masse_volumique" << finl;
      Cerr << " Support from a density field was not coded for this object" << finl;
      assert(0);
      Process::exit();
    }
  ref_champ_rho_ = ch;
}
 
/*! @brief Annule la reference a la masse volumique.
 *
 */
void Support_Champ_Masse_Volumique::dissocier_champ_masse_volumique()
{
  OBS_PTR(Champ_base) ref_nulle;
  ref_champ_rho_ = ref_nulle;
}
 
/*! @brief Renvoie 1 si la masse volumique a ete associee, 0 sinon.
 *
 */
int Support_Champ_Masse_Volumique::has_champ_masse_volumique() const
{
  int ref_non_nulle = bool(ref_champ_rho_);
  return ref_non_nulle;
}
 
/*! @brief Renvoie le champ de masse volumique
 *
 */
const Champ_base& Support_Champ_Masse_Volumique::get_champ_masse_volumique() const
{
  assert(ref_champ_rho_);
  const Champ_base& ch = ref_champ_rho_.valeur();
  return ch;
}