gridviewentityset.hh

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// -*- tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
// vi: set et ts=4 sw=2 sts=2:
 
// SPDX-FileCopyrightText: Copyright © DUNE Project contributors, see file AUTHORS.md
// SPDX-License-Identifier: LicenseRef-GPL-2.0-only-with-DUNE-exception OR LGPL-3.0-or-later
 
#ifndef DUNE_FUNCTIONS_GRIDFUNCTIONS_GRIDVIEWENTITYSET_HH
#define DUNE_FUNCTIONS_GRIDFUNCTIONS_GRIDVIEWENTITYSET_HH
 
#include <memory>
 
 
namespace Dune {
 
namespace Functions {
 

template<class GV, int cd>
class GridViewEntitySet
{
public:
 
  typedef GV GridView;
  enum {
    codim = cd
  };

  typedef typename GridView::template Codim<codim>::Entity Element;

  typedef typename Element::Geometry::LocalCoordinate LocalCoordinate;
  typedef typename Element::Geometry::GlobalCoordinate GlobalCoordinate;
 
  typedef Element value_type;

  typedef typename GridView::template Codim<codim>::Iterator const_iterator;

  typedef const_iterator iterator;

  GridViewEntitySet(const GridView& gv) :
    gv_(gv)
  {}

  bool contains(const Element& e) const
  {
    return gv_.contains(e);
  }

  size_t size() const
  {
    return gv_.size(codim);
  }

  const_iterator begin() const
  {
    return gv_.template begin<codim>();
  }

  const_iterator end() const
  {
    return gv_.template end<codim>();
  }

  const GridView& gridView() const
  {
    return gv_;
  }
 
private:
  GridView gv_;
};
 
 
} // end of namespace Dune::Functions
} // end of namespace Dune
 
#endif // DUNE_FUNCTIONS_GRIDFUNCTIONS_GRIDVIEWENTITYSET_HH