fv_geom_base.h

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/*
 * Copyright (c) 2013-2015:  G-CSC, Goethe University Frankfurt
 * Author: Andreas Vogel
 * 
 * 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.
 */
 
#ifndef __H__UG__LIB_DISC__SPATIAL_DISC__DISC_HELPER__FINITE_VOLUME_BASE__
#define __H__UG__LIB_DISC__SPATIAL_DISC__DISC_HELPER__FINITE_VOLUME_BASE__
 
 
namespace ug{
 
struct MidID
{
    MidID() : dim(0), id(0) {};
    MidID(size_t dim_, size_t id_) : dim(dim_), id(id_) {};
    size_t dim;
    size_t id;
};
 
class UniqueFVGeomIDProvider{
  public:
    static UniqueFVGeomIDProvider& inst(){
      static UniqueFVGeomIDProvider instance;
      return instance;
    }
 
    size_t new_id() {return ++m_id;}
 
  private:
    UniqueFVGeomIDProvider() : m_id(0)  {}
    size_t m_id;
};
 
template <class TType>
size_t GetUniqueFVGeomID()
{
  static size_t typeID = UniqueFVGeomIDProvider::inst().new_id();
  //** Unkomment the next line to see the correspondence of the id's and the types
  //UG_LOG ("--> Assigning id " << typeID << " to type " << typeid(TType).name () << " <--\n");
  //**
  return typeID;
}
 
 
class FVGeometryBase {};
 
} // end namespace ug
 
#endif /* __H__UG__LIB_DISC__SPATIAL_DISC__DISC_HELPER__FINITE_VOLUME_BASE__ */