yaspgridleveliterator.hh

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// SPDX-FileCopyrightText: Copyright © DUNE Project contributors, see file LICENSE.md in module root
// SPDX-License-Identifier: LicenseRef-GPL-2.0-only-with-DUNE-exception
// -*- tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
// vi: set et ts=4 sw=2 sts=2:
#ifndef DUNE_GRID_YASPGRIDLEVELITERATOR_HH
#define DUNE_GRID_YASPGRIDLEVELITERATOR_HH

namespace Dune {


  template<int codim, PartitionIteratorType pitype, class GridImp>
  class YaspLevelIterator
  {
    constexpr static int dim = GridImp::dimension;
    constexpr static int dimworld = GridImp::dimensionworld;
    typedef typename GridImp::ctype ctype;
  public:
    typedef typename GridImp::template Codim<codim>::Entity Entity;
    typedef typename GridImp::YGridLevelIterator YGLI;
    typedef typename GridImp::YGrid::Iterator I;

    YaspLevelIterator ()
    {}

    YaspLevelIterator (const YGLI & g, const I& it)
      : _entity(YaspEntity<codim, dim, GridImp>(g,it))
    {}

    void increment()
    {
      ++(_entity.impl()._it);
    }

    bool equals (const YaspLevelIterator& rhs) const
    {
      return (_entity == rhs._entity);
    }

    const Entity& dereference() const
    {
      return _entity;
    }

  protected:
    Entity _entity; 
  };

}

#endif   // DUNE_GRID_YASPGRIDLEVELITERATOR_HH