lagrange_dirac_source.h

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/*
 * Copyright (c) 2019-2020:  G-CSC, Goethe University Frankfurt
 * Author: Arne Naegel
 * 
 * This file is part of UG4.
 * 
 * UG4 is free software: you can redistribute it and/or modify it under the
 * terms of the GNU Lesser General Public License version 3 (as published by the
 * Free Software Foundation) with the following additional attribution
 * requirements (according to LGPL/GPL v3 §7):
 * 
 * (1) The following notice must be displayed in the Appropriate Legal Notices
 * of covered and combined works: "Based on UG4 (www.ug4.org/license)".
 * 
 * (2) The following notice must be displayed at a prominent place in the
 * terminal output of covered works: "Based on UG4 (www.ug4.org/license)".
 * 
 * (3) The following bibliography is recommended for citation and must be
 * preserved in all covered files:
 * "Reiter, S., Vogel, A., Heppner, I., Rupp, M., and Wittum, G. A massively
 *   parallel geometric multigrid solver on hierarchically distributed grids.
 *   Computing and visualization in science 16, 4 (2013), 151-164"
 * "Vogel, A., Reiter, S., Rupp, M., Nägel, A., and Wittum, G. UG4 -- a novel
 *   flexible software system for simulating pde based models on high performance
 *   computers. Computing and visualization in science 16, 4 (2013), 165-179"
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU Lesser General Public License for more details.
 */
 
/*
 * Finite Volume Element Discretization for an inner BndCond that depends on the unknowns (on the bnd)
 *
 * This class implements the IElemDisc interface to provide element local
 * assemblings for the unknown-dependent Neumann-flux over an inner boundary.
 * The equation of this flux and its derivative should be given
 * in a concretization of this class.
 * 
 * \tparam  TDomain   Domain
 * \tparam  TAlgebra  Algebra
 */
 
#ifndef __H__UG__LIB_DISC__SPACIAL_DISCRETIZATION__ELEM_DISC__DIRAC_SOURCE__LAGRANGE_DIRAC_SOURCE_H__
#define __H__UG__LIB_DISC__SPACIAL_DISCRETIZATION__ELEM_DISC__DIRAC_SOURCE__LAGRANGE_DIRAC_SOURCE_H__
 
#include <boost/function.hpp>
#include <vector>
#include <string>
#include <utility>      // std::pair
 
// other ug4 modules
#include "common/common.h"
 
// library intern headers
#include "lib_disc/spatial_disc/elem_disc/elem_disc_interface.h"
#include "lib_disc/spatial_disc/user_data/data_export.h"
#include "lib_disc/spatial_disc/user_data/data_import.h"
#include "lib_disc/spatial_disc/disc_util/fv1_geom.h"
 
 
 
 
namespace ug
{
 
 
 
template<typename TDomain>
class DiracSourceDisc
: public IElemDisc<TDomain>
{
 
  public:
    typedef IElemDisc<TDomain> base_type;
 
    typedef typename base_type::domain_type domain_type;
 
    static const int dim = base_type::dim;
 
    static const int _C_ = 0;
 
    typedef typename base_type::position_type position_type;
 
  private:
    typedef DiracSourceDisc<TDomain> this_type;
 
 
  public:
 
    DiracSourceDisc(const char* functions = "", const char* subsets = "")
      : IElemDisc<TDomain>(functions, subsets), m_bNonRegularGrid(false) /*, m_bCurrElemIsHSlave(false)*/
    {
      register_all_funcs();
    }
    DiracSourceDisc(const char* functions = "", const char* subsets = "") {…}
 
    DiracSourceDisc(const std::vector<std::string>& functions, const std::vector<std::string>& subsets)
      : IElemDisc<TDomain>(functions, subsets), m_bNonRegularGrid(false) /*, m_bCurrElemIsHSlave(false)*/
    {
      register_all_funcs();
    }
    DiracSourceDisc(const std::vector<std::string>& functions, const std::vector<std::string>& subsets) {…}
 
    virtual ~DiracSourceDisc() {};
 
 
  
    void add_source(number scale, MathVector<dim> &srcCoord);
    void add_source(SmartPtr<UserData<number, dim> > srcData, MathVector<dim> &srcCoord);
#ifdef UG_FOR_LUA
    void add_source(const char* luaScaleFctName, MathVector<dim> &srcCoord);
#endif
 
    void add_transport_sink(SmartPtr<UserData<number, dim> > snkData);
    void add_transport_sink(number snk);
 
#ifdef UG_FOR_LUA
    void add_transport_sink(const char* luaScaleFctName);
#endif
 
  public: // inherited from IElemDisc
    virtual void prepare_setting(const std::vector<LFEID>& vLfeID, bool bNonRegularGrid);
 
    virtual bool use_hanging() const;
 
  protected:
  
  
 
    template<typename TElem, typename TFVGeom>
    void prep_elem_loop(const ReferenceObjectID roid, const int si)
    {}
    void prep_elem_loop(const ReferenceObjectID roid, const int si) {…}
 
 
    template<typename TElem, typename TFVGeom>
    void prep_elem(const LocalVector& u, GridObject* elem, const ReferenceObjectID roid, const MathVector<dim> vCornerCoords[])
    {}
    void prep_elem(const LocalVector& u, GridObject* elem, const ReferenceObjectID roid, const MathVector<dim> vCornerCoords[]) {…}
 
    template<typename TElem, typename TFVGeom>
    void fsh_elem_loop()
    {}
    void fsh_elem_loop() {…}
 
    template<typename TElem, typename TFVGeom>
    void add_jac_A_elem(LocalMatrix& J, const LocalVector& u, GridObject* elem, const MathVector<dim> vCornerCoords[]);
 
    template<typename TElem, typename TFVGeom>
    void add_jac_M_elem(LocalMatrix& J, const LocalVector& u, GridObject* elem, const MathVector<dim> vCornerCoords[])
    {}
    void add_jac_M_elem(LocalMatrix& J, const LocalVector& u, GridObject* elem, const MathVector<dim> vCornerCoords[]) {…}
 
    template<typename TElem, typename TFVGeom>
    void add_def_A_elem(LocalVector& d, const LocalVector& u, GridObject* elem, const MathVector<dim> vCornerCoords[]);
 
    template<typename TElem, typename TFVGeom>
    void add_def_M_elem(LocalVector& d, const LocalVector& u, GridObject* elem, const MathVector<dim> vCornerCoords[])
    {}
    void add_def_M_elem(LocalVector& d, const LocalVector& u, GridObject* elem, const MathVector<dim> vCornerCoords[]) {…}
 
    template<typename TElem, typename TFVGeom>
    void add_rhs_elem(LocalVector& rhs, GridObject* elem, const MathVector<dim> vCornerCoords[]);
 
 
 
    template <typename TElem, typename TFVGeom>
    void prep_err_est_elem_loop(const ReferenceObjectID roid, const int si)
    { UG_THROW("Not Implemented!"); }
    void prep_err_est_elem_loop(const ReferenceObjectID roid, const int si) {…}
 
    template <typename TElem, typename TFVGeom>
    void prep_err_est_elem(const LocalVector& u, GridObject* elem, const MathVector<dim> vCornerCoords[])
    { UG_THROW("Not Implemented!"); }
    void prep_err_est_elem(const LocalVector& u, GridObject* elem, const MathVector<dim> vCornerCoords[]) {…}
 
    template <typename TElem, typename TFVGeom>
    void compute_err_est_A_elem(const LocalVector& u, GridObject* elem, const MathVector<dim> vCornerCoords[], const number& scale)
    { UG_THROW("Not Implemented!"); }
    void compute_err_est_A_elem(const LocalVector& u, GridObject* elem, const MathVector<dim> vCornerCoords[], const number& scale) {…}
 
    template <typename TElem, typename TFVGeom>
    void fsh_err_est_elem_loop()
    { UG_THROW("Not Implemented!"); }
    void fsh_err_est_elem_loop() {…}
 
  private:
    SmartPtr<UserData<number, dim> > m_srcData;  // source/sink: adding 'source' to rhs
    SmartPtr<UserData<number, dim> > m_snkTransportData;  // transport sink: subtracting u*sink
    MathVector<dim> m_srcCoord;
 
  private:
    void register_all_funcs();
 
    template <typename TElem, typename TFVGeom>
    void register_func();
  public:
    typedef SmartPtr<CplUserData<number, dim> > NumberExport;
 
  protected:
    SmartPtr<DataExport<number, dim> > m_exRate;
 
  private:
    bool m_bNonRegularGrid;
  //  bool m_bCurrElemIsHSlave;
};
class DiracSourceDisc {…};
 
} // namespace ug
 
#include "lagrange_dirac_source_impl.h"
 
 
#endif /*__H__UG__LIB_DISC__SPACIAL_DISCRETIZATION__ELEM_DISC__DIRAC_SOURCE__LAGRANGE_DIRAC_SOURCE__*/