Front_VF.h

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#ifndef Front_VF_included
#define Front_VF_included
 
 
 
/*! @brief class Front_VF
 *
 * @sa Frontiere_dis_base
 */
 
#include <Frontiere_dis_base.h>
#include <Frontiere.h>
 
//////////////////////////////////////////////////////////////////////////////////
//
// CLASS: Front_VF
//
/////////////////////////////////////////////////////////////////////////////////
 
class Front_VF : public Frontiere_dis_base
{
  Declare_instanciable(Front_VF);
 
public :
 
  inline int nb_faces() const;                 // Number of real faces of the boundary
  inline int nb_faces_tot() const;                // Number of real and virtual faces of the boundary
  inline int num_premiere_face() const;        // Index of the first face of the boundary in the global face list
  inline int num_face(const int) const;        // Returns the global face index of the i-th boundary face
  inline int num_local_face(const int) const; //Returns the local face index (inverse of num_face())
  inline const ArrOfInt& num_face() const;
protected:
  mutable ArrOfInt num_face_;
};
 
// Inline functions
 
inline int Front_VF::nb_faces() const
{
  return frontiere().nb_faces();
}
 
inline int Front_VF::nb_faces_tot() const
{
  return frontiere().nb_faces()+frontiere().get_faces_virt().size_array();
}
 
inline int Front_VF::num_premiere_face() const
{
  return frontiere().num_premiere_face();
}
 
inline int Front_VF::num_face(const int ind_face) const
{
  if (ind_face<nb_faces())                 // Real boundary face
    return num_premiere_face()+ind_face;
  else                                        // Virtual boundary face
    return frontiere().get_faces_virt()[ind_face-nb_faces()];
}
 
inline const ArrOfInt& Front_VF::num_face() const
{
  if (num_face_.size_array()==0)
    {
      num_face_.resize(nb_faces_tot());
      for(int ind_face=0; ind_face<nb_faces_tot(); ind_face++)
        num_face_(ind_face) = num_face(ind_face);
    }
  return num_face_;
}
 
inline int Front_VF::num_local_face(const int ind_global_face) const
{
  if (ind_global_face<num_premiere_face()+nb_faces())
    {
      return ind_global_face-num_premiere_face();
    }
  else
    {
      for (int i=0; i<frontiere().get_faces_virt().size_array(); i++)
        {
          if (frontiere().get_faces_virt()[i]==ind_global_face)
            return i+nb_faces();
        }
    }
  return -1;
}
 
#endif