Reference documentation for deal.II version GIT 60ea63fe77 2023-06-06 21:30:03+00:00
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fully_distributed_tria.h
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1 // ---------------------------------------------------------------------
2 //
3 // Copyright (C) 2019 - 2022 by the deal.II authors
4 //
5 // This file is part of the deal.II library.
6 //
7 // The deal.II library is free software; you can use it, redistribute
8 // it, and/or modify it under the terms of the GNU Lesser General
9 // Public License as published by the Free Software Foundation; either
10 // version 2.1 of the License, or (at your option) any later version.
11 // The full text of the license can be found in the file LICENSE.md at
12 // the top level directory of deal.II.
13 //
14 // ---------------------------------------------------------------------
15 
16 #ifndef dealii_fully_distributed_tria_h
17 #define dealii_fully_distributed_tria_h
18 
19 
20 #include <deal.II/base/config.h>
21 
22 #include <deal.II/base/mpi_stub.h>
23 
26 
27 #include <vector>
28 
30 
31 // Forward declarations
32 #ifndef DOXYGEN
33 // forward declaration of the data type for periodic face pairs
34 namespace GridTools
35 {
36  template <typename CellIterator>
37  struct PeriodicFacePair;
38 }
39 #endif
40 
41 namespace parallel
42 {
48  namespace fullydistributed
49  {
111  template <int dim, int spacedim = dim>
112  DEAL_II_CXX20_REQUIRES((concepts::is_valid_dim_spacedim<dim, spacedim>))
114  : public parallel::DistributedTriangulationBase<dim, spacedim>
115  {
116  public:
118  typename ::Triangulation<dim, spacedim>::cell_iterator;
119 
121  typename ::Triangulation<dim, spacedim>::active_cell_iterator;
122 
123  using CellStatus =
124  typename ::Triangulation<dim, spacedim>::CellStatus;
125 
132  explicit Triangulation(const MPI_Comm mpi_communicator);
133 
137  virtual ~Triangulation() = default;
138 
146  void
149  &construction_data) override;
150 
157  virtual void
158  create_triangulation(const std::vector<Point<spacedim>> & vertices,
159  const std::vector<::CellData<dim>> &cells,
160  const SubCellData &subcelldata) override;
161 
172  void
173  copy_triangulation(
174  const ::Triangulation<dim, spacedim> &other_tria) override;
175 
193  void
194  set_partitioner(
195  const std::function<void(::Triangulation<dim, spacedim> &,
196  const unsigned int)> &partitioner,
198 
203  void
204  set_partitioner(
207 
212  void
213  repartition();
214 
221  virtual void
222  execute_coarsening_and_refinement() override;
223 
230  virtual bool
231  prepare_coarsening_and_refinement() override;
232 
236  virtual std::size_t
237  memory_consumption() const override;
238 
239  virtual bool
240  is_multilevel_hierarchy_constructed() const override;
241 
249  virtual void
250  save(const std::string &filename) const override;
251 
262  virtual void
263  load(const std::string &filename) override;
264 
271  virtual void
272  load(const std::string &filename, const bool autopartition) override;
273 
274  private:
275  virtual unsigned int
276  coarse_cell_id_to_coarse_cell_index(
277  const types::coarse_cell_id coarse_cell_id) const override;
278 
279  virtual types::coarse_cell_id
281  const unsigned int coarse_cell_index) const override;
282 
294  virtual void
295  update_cell_relations() override;
296 
297  virtual void
298  update_number_cache() override;
299 
304 
308  std::function<void(::Triangulation<dim, spacedim> &,
309  const unsigned int)>
311 
317 
321  std::vector<std::pair<types::coarse_cell_id, unsigned int>>
323 
328  std::vector<types::coarse_cell_id>
330 
336 
341  bool
343  };
344 
345  } // namespace fullydistributed
346 } // namespace parallel
347 
348 
350 
351 #endif
typename ::Triangulation< dim, spacedim >::cell_iterator cell_iterator
typename ::Triangulation< dim, spacedim >::active_cell_iterator active_cell_iterator
typename ::Triangulation< dim, spacedim >::CellStatus CellStatus
TriangulationDescription::Settings settings
std::vector< types::coarse_cell_id > coarse_cell_index_to_coarse_cell_id_vector
SmartPointer< const RepartitioningPolicyTools::Base< dim, spacedim > > partitioner_distributed
std::vector< std::pair< types::coarse_cell_id, unsigned int > > coarse_cell_id_to_coarse_cell_index_vector
std::function< void(::Triangulation< dim, spacedim > &, const unsigned int)> partitioner
#define DEAL_II_DEPRECATED
Definition: config.h:174
#define DEAL_II_NAMESPACE_OPEN
Definition: config.h:474
#define DEAL_II_CXX20_REQUIRES(condition)
Definition: config.h:162
#define DEAL_II_NAMESPACE_CLOSE
Definition: config.h:475
Point< 3 > vertices[4]
void create_triangulation(Triangulation< dim, dim > &tria, const AdditionalData &additional_data=AdditionalData())
std::enable_if_t< std::is_fundamental< T >::value, std::size_t > memory_consumption(const T &t)
global_cell_index coarse_cell_id
Definition: types.h:127
const TriangulationDescription::Settings settings
std::vector< types::coarse_cell_id > coarse_cell_index_to_coarse_cell_id