Champ_front_MED.cpp

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#include <Champ_front_MED.h>
#include <Champ_Don_base.h>
#include <Domaine.h>
#include <Frontiere_dis_base.h>
#include <Param.h>
 
Implemente_instanciable(Champ_front_MED,"Champ_front_MED",Champ_front_txyz);
// XD champ_front_MED front_field_base champ_front_MED NO_BRACE Field allowing the loading of a boundary condition from
// XD_CONT a MED file using Champ_fonc_med
 
Sortie& Champ_front_MED::printOn(Sortie& os) const
{
  assert(0);
  return os;
}
 
Entree& Champ_front_MED::readOn(Entree& is)
{
  Param param(que_suis_je());
  param.ajouter("champ_volumique",&champ_volumique_,Param::REQUIRED);  // XD attr champ_fonc_med field_base champ_fonc_med REQ a champ_fonc_med loading the values of the unknown on a domain boundary
  param.lire_sans_accolade(is);
 
  fixer_nb_comp(champ_volumique_->nb_comp());
  pos_.resize(1,dimension);
  val_.resize(1,nb_comp());
  return is;
}
 
void Champ_front_MED::remplir_tab(DoubleTab& tab,double temps) const
{
  int dim=tab.dimension(1);
  const Frontiere_dis_base& fr_dis=frontiere_dis();
  const Frontiere& frontiere=fr_dis.frontiere();
  const Domaine& domaine=frontiere.domaine();
  const Faces& faces=frontiere.faces();
  int nb_faces=frontiere.nb_faces();
  double x,y,z;
  int nbsf=faces.nb_som_faces();
  int i,k;
 
  for( i=0; i<nb_faces; i++)
    {
      x=y=z=0;
      for( k=0; k<nbsf; k++)
        {
          x+=domaine.coord(faces.sommet(i,k),0);
          if(dimension>1)
            y+=domaine.coord(faces.sommet(i,k),1);
          if(dimension>2)
            z+=domaine.coord(faces.sommet(i,k),2);
        }
      x/=nbsf;
      y/=nbsf;
      z/=nbsf;
      for( k=0; k<dim; k++)
        {
          tab(i,k)=valeur_au_temps_et_au_point(temps,-1,x,y,z,k);
        }
    }
  tab.echange_espace_virtuel();
}
Champ_front_base& Champ_front_MED::affecter_(const Champ_front_base& ch)
{
  double temps=0;
  DoubleTab& tab=valeurs_au_temps(temps);
  remplir_tab(tab,temps);
  return *this;
}
 
void Champ_front_MED::mettre_a_jour(double temps)
{
  champ_volumique_->mettre_a_jour(temps);
  DoubleTab& tab=valeurs_au_temps(temps);
  remplir_tab(tab,temps);
//  Cerr<<" VIN MAX" <<mp_max_abs_vect(valeurs_au_temps(temps))<<finl;
  return;
}
double Champ_front_MED::valeur_au_temps_et_au_point(double temps,int som,double x,double y, double z,int comp) const
{
  pos_(0,0)=x;
  pos_(0,1)=y;
  if (dimension>2)
    pos_(0,2)=z;
  champ_volumique_->valeur_aux(pos_,val_);
  return val_(0,comp);
}