tria_iterator_selector.h

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// ---------------------------------------------------------------------
//
// Copyright (C) 2003 - 2019 by the deal.II authors
//
// This file is part of the deal.II library.
//
// The deal.II library is free software; you can use it, redistribute
// it, and/or modify it under the terms of the GNU Lesser General
// Public License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
// The full text of the license can be found in the file LICENSE.md at
// the top level directory of deal.II.
//
// ---------------------------------------------------------------------
 
#ifndef dealii_tria_iterator_selector_h
#define dealii_tria_iterator_selector_h
 
 
#include <deal.II/base/config.h>
 
DEAL_II_NAMESPACE_OPEN
 
// Forward declarations
#ifndef DOXYGEN
template <int dim, int spacedim>
class CellAccessor;
template <int, int, int>
class InvalidAccessor;
template <int, int, int>
class TriaAccessor;
template <int dim, int spacedim>
class TriaAccessor<0, dim, spacedim>;
template <typename Accessor>
class TriaRawIterator;
template <typename Accessor>
class TriaIterator;
template <typename Accessor>
class TriaActiveIterator;
#endif
 
namespace internal
{
  namespace TriangulationImplementation
  {
    template <int dim, int spacedim>
    struct Iterators;
 
    template <int spacedim>
    struct Iterators<1, spacedim>
    {
      using raw_line_iterator =
        TriaRawIterator<::CellAccessor<1, spacedim>>;
      using line_iterator = TriaIterator<::CellAccessor<1, spacedim>>;
      using active_line_iterator =
        TriaActiveIterator<::CellAccessor<1, spacedim>>;
 
      using raw_quad_iterator =
        TriaRawIterator<::InvalidAccessor<2, 1, spacedim>>;
      using quad_iterator =
        TriaIterator<::InvalidAccessor<2, 1, spacedim>>;
      using active_quad_iterator =
        TriaActiveIterator<::InvalidAccessor<2, 1, spacedim>>;
 
      using raw_hex_iterator =
        TriaRawIterator<::InvalidAccessor<3, 1, spacedim>>;
      using hex_iterator =
        TriaIterator<::InvalidAccessor<3, 1, spacedim>>;
      using active_hex_iterator =
        TriaActiveIterator<::InvalidAccessor<3, 1, spacedim>>;
    };
 
 
 
    template <int spacedim>
    struct Iterators<2, spacedim>
    {
      using raw_line_iterator =
        TriaRawIterator<::TriaAccessor<1, 2, spacedim>>;
      using line_iterator = TriaIterator<::TriaAccessor<1, 2, spacedim>>;
      using active_line_iterator =
        TriaActiveIterator<::TriaAccessor<1, 2, spacedim>>;
 
      using raw_quad_iterator =
        TriaRawIterator<::CellAccessor<2, spacedim>>;
      using quad_iterator = TriaIterator<::CellAccessor<2, spacedim>>;
      using active_quad_iterator =
        TriaActiveIterator<::CellAccessor<2, spacedim>>;
 
      using raw_hex_iterator =
        TriaRawIterator<::InvalidAccessor<3, 2, spacedim>>;
      using hex_iterator =
        TriaIterator<::InvalidAccessor<3, 2, spacedim>>;
      using active_hex_iterator =
        TriaActiveIterator<::InvalidAccessor<3, 2, spacedim>>;
    };
 
 
    template <int spacedim>
    struct Iterators<3, spacedim>
    {
      using raw_line_iterator =
        TriaRawIterator<::TriaAccessor<1, 3, spacedim>>;
      using line_iterator = TriaIterator<::TriaAccessor<1, 3, spacedim>>;
      using active_line_iterator =
        TriaActiveIterator<::TriaAccessor<1, 3, spacedim>>;
 
      using raw_quad_iterator =
        TriaRawIterator<::TriaAccessor<2, 3, spacedim>>;
      using quad_iterator = TriaIterator<::TriaAccessor<2, 3, spacedim>>;
      using active_quad_iterator =
        TriaActiveIterator<::TriaAccessor<2, 3, spacedim>>;
 
      using raw_hex_iterator =
        TriaRawIterator<::CellAccessor<3, spacedim>>;
      using hex_iterator = TriaIterator<::CellAccessor<3, spacedim>>;
      using active_hex_iterator =
        TriaActiveIterator<::CellAccessor<3, spacedim>>;
    };
 
  } // namespace TriangulationImplementation
 
} // namespace internal
 
DEAL_II_NAMESPACE_CLOSE
 
#endif // dealii_tria_iterator_selector_h