Eval_Source_C_VEF_Face.h

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#ifndef Eval_Source_C_VEF_Face_included
#define Eval_Source_C_VEF_Face_included
 
#include <Evaluateur_Source_VEF_Face.h>
#include <Champ_Uniforme.h>
#include <TRUST_Ref.h>
 
#include <TRUSTTab.h>
 
class Eval_Source_C_VEF_Face: public Evaluateur_Source_VEF_Face
{
public:
  Eval_Source_C_VEF_Face() { }
  void completer() override;
  void associer_champs(const Champ_Don_base&);
  void mettre_a_jour() override { }
 
protected:
  OBS_PTR(Champ_Don_base) la_source_constituant;
  DoubleTab source_constituant;
  DoubleVect volumes;
  mutable int nb_faces_elem = 0;
};
 
class Eval_Source_C_VEF_Face_View: public Eval_Source_C_VEF_Face
{
public:
  virtual bool has_view() const override { return true; }
  void set(const Eval_Source_C_VEF_Face_View& eval) const
  {
    nb_faces_elem = eval.nb_faces_elem;
    source_constituant_ = eval.source_constituant.view_ro();
    volumes_ = eval.volumes.view_ro();
    face_voisins_ = eval.face_voisins.view_ro();
    volumes_entrelaces_ = eval.volumes_entrelaces.view_ro();
    volumes_entrelaces_Cl_ = eval.volumes_entrelaces_Cl.view_ro();
    porosite_surf_ = eval.porosite_surf.view_ro();
  };
  KOKKOS_INLINE_FUNCTION
  void calculer_terme_source_standard_view(int num_face, DoubleArrView source) const
  {
    const int size = (int)source.size();
 
    if (source_constituant_.extent(0)==1)
      for (int i = 0; i < size; i++) source[i] = source_constituant_(0, i) * volumes_entrelaces_[num_face] * porosite_surf_[num_face];
    else
      {
        int elem0 = face_voisins_(num_face, 0);
        int elem1 = face_voisins_(num_face, 1);
        for (int i = 0; i < size; i++)
          {
            source[i] = (source_constituant_(elem0, i) * volumes_(elem0) +
                         source_constituant_(elem1, i) * volumes_(elem1))
                        / nb_faces_elem * porosite_surf_[num_face];
          }
      }
  };
  KOKKOS_INLINE_FUNCTION
  void calculer_terme_source_non_standard_view(int num_face, DoubleArrView source) const
  {
    const int size = (int)source.size();
 
    if (source_constituant_.extent(0)==1)
      for (int i = 0; i < size; i++) source[i] = source_constituant_(0, i) * volumes_entrelaces_Cl_[num_face] * porosite_surf_[num_face];
    else
      {
        int elem0 = face_voisins_(num_face, 0);
        int elem1 = face_voisins_(num_face, 1);
        for (int i = 0; i < size; i++)
          if (elem1 != -1)
            source[i] = (source_constituant_(elem0, i) * volumes_(elem0) + source_constituant_(elem1, i) * volumes_(elem1))
                        / nb_faces_elem * porosite_surf_[num_face];
          else
            source[i] = source_constituant_(elem0, i) * volumes_(elem0) * porosite_surf_[num_face] / nb_faces_elem;
      }
  };
private:
  // Views
  mutable CDoubleTabView source_constituant_;
  mutable CDoubleArrView volumes_;
  mutable CIntTabView face_voisins_;
  mutable CDoubleArrView volumes_entrelaces_;
  mutable CDoubleArrView volumes_entrelaces_Cl_;
  mutable CDoubleArrView porosite_surf_;
};
#endif /* Eval_Source_C_VEF_Face_included */