CartesianItemDirectionInfo.h

// -*- tab-width: 2; indent-tabs-mode: nil; coding: utf-8-with-signature -*-
//-----------------------------------------------------------------------------
// Copyright 2000-2026 CEA (www.cea.fr) IFPEN (www.ifpenergiesnouvelles.com)
// See the top-level COPYRIGHT file for details.
// SPDX-License-Identifier: Apache-2.0
//-----------------------------------------------------------------------------
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/* CellDirectionMng.cc                                         (C) 2000-2022 */
/*                                                                           */
/* Information about the entities in front of and behind an entity.          */
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#ifndef ARCANE_CARTESIANMESH_CARTESIANITEMDIRECTIONINFO_H
#define ARCANE_CARTESIANMESH_CARTESIANITEMDIRECTIONINFO_H
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#include "arcane/core/ArcaneTypes.h"
 
#include "arcane/cartesianmesh/CartesianMeshGlobal.h"
 
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namespace Arcane::impl
{
 
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/*!
 * \brief Internal structure containing the entity in front and behind in a direction.
 */
class ARCANE_CARTESIANMESH_EXPORT CartesianItemDirectionInfo
{
 public:
 
  friend class Arcane::FaceDirectionMng;
  friend class Arcane::CellDirectionMng;
  friend class Arcane::CartesianMeshImpl;
  friend class Arcane::CartesianMeshPatch;
 
 public:
 
  CartesianItemDirectionInfo() = default;
 
 private:
 
  CartesianItemDirectionInfo(ItemLocalId next_id, ItemLocalId prev_id)
  : m_next_lid(next_id)
  , m_previous_lid(prev_id)
  {}
 
 private:
 
  //! entity after the current entity in the direction
  ItemLocalId m_next_lid;
  //! entity before the current entity in the direction
  ItemLocalId m_previous_lid;
};
 
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} // namespace Arcane::impl
 
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#endif