FaceFamily.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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/* FaceFamily.h                                                (C) 2000-2024 */
/*                                                                           */
/* Face family.                                                              */
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#ifndef ARCANE_MESH_FACEFAMILY_H
#define ARCANE_MESH_FACEFAMILY_H
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#include "arcane/utils/FatalErrorException.h"
 
#include "arcane/core/IItemFamilyModifier.h"
 
#include "arcane/mesh/ItemFamily.h"
#include "arcane/mesh/ItemInternalConnectivityIndex.h"
 
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namespace Arcane::mesh
{
 
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class EdgeFamily;
class NodeFamily;
 
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class ARCANE_MESH_EXPORT FaceFamily
: public ItemFamily
, public IItemFamilyModifier
{
  class TopologyModifier;
  typedef ItemConnectivitySelectorT<NodeInternalConnectivityIndex, IncrementalItemConnectivity> NodeConnectivity;
  typedef ItemConnectivitySelectorT<EdgeInternalConnectivityIndex, IncrementalItemConnectivity> EdgeConnectivity;
  typedef ItemConnectivitySelectorT<FaceInternalConnectivityIndex, IncrementalItemConnectivity> FaceConnectivity;
  typedef ItemConnectivitySelectorT<CellInternalConnectivityIndex, IncrementalItemConnectivity> CellConnectivity;
  typedef ItemConnectivitySelectorT<HParentInternalConnectivityIndex, IncrementalItemConnectivity> HParentConnectivity;
  typedef ItemConnectivitySelectorT<HChildInternalConnectivityIndex, IncrementalItemConnectivity> HChildConnectivity;
 
 public:
 
  FaceFamily(IMesh* mesh, const String& name);
  virtual ~FaceFamily(); //<! Frees resources
 
 public:
 
  void build() override;
  virtual void preAllocate(Integer nb_item);
 
 public:
 
  // IItemFamilyModifier Interface
  Item allocOne(Int64 uid, ItemTypeId type_id, MeshInfos& mesh_info) override;
  Item findOrAllocOne(Int64 uid, ItemTypeId type_id, MeshInfos& mesh_info, bool& is_alloc) override;
  IItemFamily* family() override { return this; }
 
  // TODO: DEPRECATED
  ItemInternal* allocOne(Int64 uid, ItemTypeInfo* type);
  // TODO: DEPRECATED
  ItemInternal* findOrAllocOne(Int64 uid, ItemTypeInfo* type, bool& is_alloc);
 
  Face allocOne(Int64 uid, ItemTypeId type);
  Face findOrAllocOne(Int64 uid, ItemTypeId type, bool& is_alloc);
 
 public:

  void addBackCellToFace(Face face, Cell new_cell);
  void addFrontCellToFace(Face face, Cell new_cell);
  void removeCellFromFace(Face face, ItemLocalId cell_to_remove_lid);
  void addEdgeToFace(Face face, Edge new_edge);

  void removeEdgeFromFace(Face face, Edge edge_to_remove);
  void removeFaceIfNotConnected(Face face);
 
  void replaceNode(ItemLocalId face, Integer index, ItemLocalId node);
  void replaceEdge(ItemLocalId face, Integer index, ItemLocalId edge);
  void replaceFace(ItemLocalId face, Integer index, ItemLocalId face2);
  void replaceCell(ItemLocalId face, Integer index, ItemLocalId cell);
 
  void setBackAndFrontCells(Face face, Int32 back_cell_lid, Int32 front_cell_lid);

  void replaceBackCellToFace(Face face, ItemLocalId new_cell);
  void replaceFrontCellToFace(Face face, ItemLocalId new_cell);
  void addBackFrontCellsFromParentFace(Face subface, Face face);
  void replaceBackFrontCellsFromParentFace(Cell subcell, Face subface, Cell cell, Face face);
  bool isSubFaceInFace(Face subface, Face face) const;
  bool isChildOnFace(ItemWithNodes child, Face face) const;
  void subFaces(Face face, Array<ItemInternal*>& subfaces);
  void allSubFaces(Face face, Array<ItemInternal*>& subfaces);
  void activeSubFaces(Face face, Array<ItemInternal*>& subfaces);
  void familyTree(Array<ItemInternal*>& family, Cell item, const bool reset = true) const;
  void activeFamilyTree(Array<ItemInternal*>& family, Cell item, const bool reset = true) const;
  void _addChildFaceToFace(Face parent_face, Face child_face);
  void _addParentFaceToFace(Face parent_face, Face child_face);
  // OFF AMR

  void setCheckOrientation(bool is_check) { m_check_orientation = is_check; }

  void applyTiedInterface(ITiedInterface* interface);

  void removeTiedInterface(ITiedInterface* interface);
 
  void setConnectivity(const Integer c);
 
  void reorientFacesIfNeeded();
 
 public:
 
  virtual void computeSynchronizeInfos() override;
 
 private:
 
  Integer m_node_prealloc = 0;
  Integer m_edge_prealloc = 0;
  Integer m_cell_prealloc = 0;
  Integer m_mesh_connectivity = 0;

  NodeFamily* m_node_family = nullptr;

  EdgeFamily* m_edge_family = nullptr;

  bool m_check_orientation = true;
 
  NodeConnectivity* m_node_connectivity = nullptr;
  EdgeConnectivity* m_edge_connectivity = nullptr;
  FaceConnectivity* m_face_connectivity = nullptr;
  CellConnectivity* m_cell_connectivity = nullptr;
  HParentConnectivity* m_hparent_connectivity = nullptr;
  HChildConnectivity* m_hchild_connectivity = nullptr;
 
  bool m_has_face = true;
 
 private:
 
  void _addMasterFaceToFace(Face face, Face master_face);
  void _addSlaveFacesToFace(Face face, Int32ConstArrayView slave_faces_lid);
  void _removeMasterFaceToFace(Face face);
  void _removeSlaveFacesToFace(Face face);
 
  inline void _removeFace(Face face);
  Real3 _computeFaceNormal(Face face, const SharedVariableNodeReal3& nodes_coord) const;
  inline void _createOne(ItemInternal* item, Int64 uid, ItemTypeInfo* type);
  inline void _createOne(ItemInternal* item, Int64 uid, ItemTypeId type_id);
};
 
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} // End namespace Arcane::mesh
 
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#endif