Champ_Front_Fonction.cpp

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#include <Champ_Front_Fonction.h>
#include <EChaine.h>
#include <Champ_Inc_base.h>
#include <Equation_base.h>
#include <Probleme_base.h>
#include <Domaine_VF.h>
#include <Front_VF.h>
 
Implemente_instanciable(Champ_Front_Fonction,"Champ_Front_Fonction",Ch_front_var_instationnaire_dep);
// XD champ_front_fonction front_field_base champ_front_fonction NO_BRACE boundary field that is function of another
// XD_CONT field
// XD attr dim entier dim REQ Number of field components.
// XD attr inco chaine inco REQ Name of the field (for example: temperature).
// XD attr expression chaine expression REQ keyword to use a analytical expression like 10.*EXP(-0.1*val) where val be
// XD_CONT the keyword for the field.
 
 
/*! @brief DOES NOTHING
 *
 * @param (Sortie& os) an output stream
 * @return (Sortie&) the modified output stream
 */
Sortie& Champ_Front_Fonction::printOn(Sortie& os) const
{
  return os;
}
 
/*! @brief Read the field from an input stream. (Only scalar fields are handled.)
 *
 *      example:
 *      Champ_Front_Fonction
 *      1 (number of components)
 *      temperature  (ch is a function of temperature)
 *      val*6 (parser expression)
 *
 *
 * @param (Entree& is) an input stream
 * @return (Entree&) the modified input stream
 */
Entree& Champ_Front_Fonction::readOn(Entree& is)
{
 
 
  int nbcomp;
  nbcomp=lire_dimension(is,que_suis_je());
  fixer_nb_comp(nbcomp);
  is >> nom_champ_parametre_;
 
  Cerr<<"The analytical fonction is read... "<<finl;
  la_table.lire_fxyzt(is, nbcomp);
  return is;
}
void Champ_Front_Fonction::mettre_a_jour(double temps)
{
  const Champ_base& ch=ref_pb->get_champ(nom_champ_parametre_);
  const Front_VF& fvf = ref_cast(Front_VF, frontiere_dis());
  const Domaine_VF& zvf = ref_cast(Domaine_VF, frontiere_dis().domaine_dis());
  DoubleTab& tab=valeurs_au_temps(temps);
  DoubleTab tab_ch(tab), pos(tab.dimension_tot(0), dimension);
  ch.trace(frontiere_dis(),tab_ch,temps,0);
  assert(tab.dimension(0)==tab_ch.dimension(0));
  for (int i = 0, j; i < fvf.nb_faces_tot(); i++)
    for (j = 0; j < dimension; j++) pos(i, j) = zvf.xv(fvf.num_face(i), j);
  la_table.valeurs(tab_ch, pos, temps, tab);
}
 
int Champ_Front_Fonction::initialiser(double temps, const Champ_Inc_base& inco)
{
  if (!Champ_front_var_instationnaire::initialiser(temps,inco))
    return 0;
  ref_pb=inco.equation().probleme();
  mettre_a_jour(temps);
  return 1;
}
Champ_front_base& Champ_Front_Fonction::affecter_(const Champ_front_base& ch)
{
  Cerr<<__FILE__<<(int)__LINE__<<" not coded" <<finl;
  exit();
  return (*this);
}