Reference documentation for deal.II version Git e044814d13 2020-11-23 22:25:15 -0500
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trilinos_tpetra_communication_pattern.h
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2 //
3 // Copyright (C) 2018 - 2019 by the deal.II authors
4 //
5 // This file is part of the deal.II library.
6 //
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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.
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15 
16 #ifndef dealii_trilinos_tpetra_communication_pattern_h
17 #define dealii_trilinos_tpetra_communication_pattern_h
18 
19 
20 #include <deal.II/base/config.h>
21 
22 #if defined(DEAL_II_TRILINOS_WITH_TPETRA) && defined(DEAL_II_WITH_MPI)
23 
25 
26 # include <Tpetra_Export.hpp>
27 # include <Tpetra_Import.hpp>
28 
29 # include <memory>
30 
32 
33 namespace LinearAlgebra
34 {
35  namespace TpetraWrappers
36  {
41  {
42  public:
50  CommunicationPattern(const IndexSet &vector_space_vector_index_set,
51  const IndexSet &read_write_vector_index_set,
52  const MPI_Comm &communicator);
53 
57  virtual void
58  reinit(const IndexSet &vector_space_vector_index_set,
59  const IndexSet &read_write_vector_index_set,
60  const MPI_Comm &communicator) override;
61 
65  virtual const MPI_Comm &
66  get_mpi_communicator() const override;
67 
71  const Tpetra::Import<int, types::global_dof_index> &
72  get_tpetra_import() const;
73 
77  const Tpetra::Export<int, types::global_dof_index> &
78  get_tpetra_export() const;
79 
80  private:
84  std::shared_ptr<const MPI_Comm> comm;
85 
89  std::unique_ptr<Tpetra::Import<int, types::global_dof_index>>
91 
95  std::unique_ptr<Tpetra::Export<int, types::global_dof_index>>
97  };
98  } // end of namespace TpetraWrappers
99 } // end of namespace LinearAlgebra
100 
102 
103 #endif
104 
105 #endif
virtual void reinit(const IndexSet &vector_space_vector_index_set, const IndexSet &read_write_vector_index_set, const MPI_Comm &communicator) override
CommunicationPattern(const IndexSet &vector_space_vector_index_set, const IndexSet &read_write_vector_index_set, const MPI_Comm &communicator)
std::unique_ptr< Tpetra::Import< int, types::global_dof_index > > tpetra_import
#define DEAL_II_NAMESPACE_CLOSE
Definition: config.h:372
const Tpetra::Import< int, types::global_dof_index > & get_tpetra_import() const
const Tpetra::Export< int, types::global_dof_index > & get_tpetra_export() const
#define DEAL_II_NAMESPACE_OPEN
Definition: config.h:371
std::unique_ptr< Tpetra::Export< int, types::global_dof_index > > tpetra_export