Op_Diff_RotRot.h

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#ifndef Op_Diff_RotRot_included
#define Op_Diff_RotRot_included
 
#include <Operateur_Diff_base.h>
#include <Op_Curl_VEFP1B.h>
#include <Equation_base.h>
#include <Op_Rot_VEFP1B.h>
#include <Champ_base.h>
#include <SolveurSys.h>
#include <TRUST_Ref.h>
 
class Champ_Uniforme;
class Domaine_VEF;
 
class Op_Diff_RotRot: public Operateur_Diff_base
{
  Declare_instanciable(Op_Diff_RotRot);
public:
  void associer(const Domaine_dis_base&, const Domaine_Cl_dis_base&, const Champ_Inc_base&) override;
  void associer_diffusivite(const Champ_base&) override;
  const Champ_base& diffusivite() const override;
  DoubleTab& calculer(const DoubleTab&, DoubleTab&) const override;
  DoubleTab& ajouter(const DoubleTab&, DoubleTab&) const override;
 
  int tester() const;
 
  /* Function to compute the vorticity from the velocity field. */
  int calculer_vorticite(DoubleTab&, const DoubleTab&) const;
 
  /* Assemble the vorticity matrix. */
  int assembler_matrice(Matrice&);
 
  /* For a given element "numero_elem", returns the list of vertices belonging to that element. */
  IntList sommets_pour_element(int numero_elem) const;
 
  /* For a given vertex "numero_som", returns the list of elements containing that vertex. */
  IntList elements_pour_sommet(int numero_som) const;
 
  /* For a given vertex "numero_som", returns */
  /* the list of neighboring vertices of "numero_som". */
  /* Parameter: the list of elements containing "numero_som". */
  /* It is sufficient to search in those elements to get the result. */
  /* NOTE: the result list includes the vertex "numero_som" itself. */
  IntList sommets_voisins(int numero_som, const IntList& liste) const;
 
  /* For element "numero_elem", returns the coefficient */
  /* to place in the nb_elem * nb_elem sub-matrix */
  /* at row "numero_elem". */
  /* EF matrix */
  double remplir_elem_elem_EF(const int numero_elem) const;
 
  /* For element "numero_elem", returns the coefficient */
  /* to place in the nb_elem * nb_som sub-matrix */
  /* at row "numero_elem". */
  /* EF matrix */
  double remplir_elem_som_EF(const int numero_elem, const int numero_som) const;
 
  /* For vertex "numero_som", returns the coefficient */
  /* to place in the nb_som * nb_elem sub-matrix */
  /* at row "numero_som". */
  /* EF matrix */
  double remplir_som_elem_EF(const int numero_elem, const int numero_som) const;
 
  /* For element "numero_elem", returns the coefficient */
  /* to place in the nb_elem * nb_som sub-matrix */
  /* at row "numero_som". */
  /* "IntList" is the array of elements containing "numero_som". */
  /* EF matrix */
  double remplir_som_som_EF(const int numero_som, const int sommet_voisin, const IntList&) const;
 
  /* Function to sort an IntList */
  /* Sorting is done in ascending order. */
  void Tri(IntList& liste_a_trier) const;
 
  //Method to return the outward normal vector at "face" of element "elem"
  DoubleTab vecteur_normal(const int face, const int elem) const;
 
  const Domaine_VEF& domaine_vef() const;
 
protected:
 
  mutable OWN_PTR(Champ_Inc_base) vorticite_;
  Matrice matrice_vorticite_;
 
  Op_Rot_VEFP1B rot_;
  Op_Curl_VEFP1B curl_;
 
  SolveurSys solveur_;
  //mutable Solv_GCP solveur_;
 
  OBS_PTR(Domaine_VEF) le_dom_vef;
  OBS_PTR(Domaine_Cl_VEF) la_zcl_vef;
  OBS_PTR(Champ_Uniforme) diffusivite_;
};
 
#endif