tria_iterator_selector.h

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// -----------------------------------------------------------------------------
//
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception OR LGPL-2.1-or-later
// Copyright (C) 2004 - 2024 by the deal.II authors
//
// This file is part of the deal.II library.
//
// Detailed license information governing the source code and contributions
// can be found in LICENSE.md and CONTRIBUTING.md at the top level directory.
//
// -----------------------------------------------------------------------------
 
#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