Raffiner_anisotrope.cpp

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#include <Raffiner_anisotrope.h>
#include <Scatter.h>
 
Implemente_instanciable_32_64(Raffiner_anisotrope_32_64,"Raffiner_anisotrope",Interprete_geometrique_base_32_64<_T_>);
// XD raffiner_anisotrope interprete raffiner_anisotrope INHERITS_BRACE Only for VEF discretizations, allows to cut
// XD_CONT triangle elements in 3, or tetrahedra in 4 parts, by defining a new summit located at the center of the
// XD_CONT element: \includeimage{{raffineranisotri.jpeg}} \includeimage{{raffineranisotetra.jpeg}} NL2 Note that such a
// XD_CONT cut creates flat elements (anisotropic).
// XD attr domain_name ref_domaine domain_name REQ Name of domain.
 
 
template <typename _SIZE_>
Sortie& Raffiner_anisotrope_32_64<_SIZE_>::printOn(Sortie& os) const
{
  return Interprete::printOn(os);
}
 
template <typename _SIZE_>
Entree& Raffiner_anisotrope_32_64<_SIZE_>::readOn(Entree& is)
{
  return Interprete::readOn(is);
}
 
template <typename _SIZE_>
Entree& Raffiner_anisotrope_32_64<_SIZE_>::interpreter_(Entree& is)
{
  if (this->dimension == 2)
    {
      Cerr << "Refinement of each element into 3 new triangles... " <<finl;
    }
  else if (this->dimension == 3)
    {
      Cerr << "Refinement of each element into 4 new tetrahedra... " <<finl;
    }
  else
    {
      Cerr << "we can not refine in dimension " << this->dimension <<finl;
      this->exit();
    }
  this->associer_domaine(is);
  Scatter::uninit_sequential_domain(this->domaine());
  raffiner_(this->domaine());
  Scatter::init_sequential_domain(this->domaine());
  Cerr << "Refinement... OK" << finl;
  return is;
}
 
template <typename _SIZE_>
void Raffiner_anisotrope_32_64<_SIZE_>::raffiner_(Domaine_t& domaine)
{
  if  ((domaine.type_elem()->que_suis_je() == "Triangle")
       ||(domaine.type_elem()->que_suis_je() == "Tetraedre"))
    {
      Domaine_t& dom=domaine;
      IntTab_t& les_elems=domaine.les_elems();
      int_t oldsz=les_elems.dimension(0);
      DoubleTab_t& sommets=dom.les_sommets();
      int_t cpt=sommets.dimension(0);
      {
        DoubleTab_t sommets_ajoutes(oldsz, this->dimension);
        domaine.type_elem()->calculer_centres_gravite(sommets_ajoutes);
        sommets.resize(cpt+oldsz, this->dimension);
        for(int_t i=0; i<oldsz; i++)
          for(int j=0; j<this->dimension; j++)
            sommets(cpt+i,j)=sommets_ajoutes(i,j);
      }
 
      domaine.typer(domaine.type_elem()->que_suis_je());
      IntTab_t new_elems((this->dimension+1)*oldsz, this->dimension+1);
 
      if(this->dimension==2)
        {
          for(int_t i=0; i< oldsz; i++)
            {
              new_elems(i  , 0) = i+cpt;
              new_elems(i  , 1) = les_elems(i,0);
              new_elems(i  , 2) = les_elems(i,1);
 
              new_elems(i+oldsz, 0) = i+cpt;
              new_elems(i+oldsz, 1) = les_elems(i,0);
              new_elems(i+oldsz, 2) = les_elems(i,2);
 
              this->mettre_a_jour_sous_domaine(domaine,i,i+oldsz,1);
 
              new_elems(i+2*oldsz, 0) = i+cpt;
              new_elems(i+2*oldsz, 1) = les_elems(i,1);
              new_elems(i+2*oldsz, 2) = les_elems(i,2);
 
              this->mettre_a_jour_sous_domaine(domaine,i,i+2*oldsz,1);
            }
        }
      else
        {
          for(int_t i=0; i< oldsz; i++)
            {
              new_elems(i  , 0) = i+cpt;
              new_elems(i  , 1) = les_elems(i,0);
              new_elems(i  , 2) = les_elems(i,1);
              new_elems(i  , 3) = les_elems(i,2);
 
              new_elems(i+oldsz, 0) = i+cpt;
              new_elems(i+oldsz, 1) = les_elems(i,0);
              new_elems(i+oldsz, 2) = les_elems(i,1);
              new_elems(i+oldsz, 3) = les_elems(i,3);
 
              this->mettre_a_jour_sous_domaine(domaine,i,i+oldsz,1);
 
              new_elems(i+2*oldsz, 0) = i+cpt;
              new_elems(i+2*oldsz, 1) = les_elems(i,0);
              new_elems(i+2*oldsz, 2) = les_elems(i,2);
              new_elems(i+2*oldsz, 3) = les_elems(i,3);
 
              this->mettre_a_jour_sous_domaine(domaine,i,i+2*oldsz,1);
 
              new_elems(i+3*oldsz, 0) = i+cpt;
              new_elems(i+3*oldsz, 1) = les_elems(i,1);
              new_elems(i+3*oldsz, 2) = les_elems(i,2);
              new_elems(i+3*oldsz, 3) = les_elems(i,3);
 
              this->mettre_a_jour_sous_domaine(domaine,i,i+3*oldsz,1);
            }
        }
 
      les_elems.ref(new_elems);
 
      // Reconstruction de l'octree
      if (this->dimension == 2)
        Cerr << "We have split the triangles ..." << finl;
      else
        Cerr << "We have split the tetrahedra ..." << finl;
      domaine.invalide_octree();
 
      Cerr<<"END of Raffiner_anisotrope..."<<finl;
      Cerr<<"  1 NbElem="<<domaine.les_elems().dimension(0)<<"  NbNod="<<domaine.nb_som()<<finl;
    }
  else
    {
      Cerr << "We do not yet know how to Raffiner_anisotrope the "
           << domaine.type_elem()->que_suis_je() <<"s"<<finl;
      this->exit();
    }
}
 
 
template class Raffiner_anisotrope_32_64<int>;
#if INT_is_64_ == 2
template class Raffiner_anisotrope_32_64<trustIdType>;
#endif