Reference documentation for deal.II version GIT f0f8c7fe18 2023-03-21 21:25:02+00:00
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trilinos_utilities.h
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1 // ---------------------------------------------------------------------
2 //
3 // Copyright (C) 2005 - 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_trilinos_utilities_h
17 #define dealii_trilinos_utilities_h
18 
19 #include <deal.II/base/config.h>
20 
22 
23 #ifdef DEAL_II_WITH_TRILINOS
24 # include <Epetra_Comm.h>
25 # include <Epetra_Map.h>
26 # include <Teuchos_Comm.hpp>
27 # include <Teuchos_RCP.hpp>
28 # ifdef DEAL_II_WITH_MPI
29 # include <Epetra_MpiComm.h>
30 # else
31 # include <Epetra_SerialComm.h>
32 # endif
33 #endif
34 
36 
44 namespace Utilities
45 {
46 #ifdef DEAL_II_WITH_TRILINOS
52  namespace Trilinos
53  {
63  const Epetra_Comm &
64  comm_world();
65 
75  const Epetra_Comm &
76  comm_self();
77 
86  const Teuchos::RCP<const Teuchos::Comm<int>> &
88 
121  Epetra_Comm *
122  duplicate_communicator(const Epetra_Comm &communicator);
123 
146  void
147  destroy_communicator(Epetra_Comm &communicator);
148 
157  unsigned int
158  get_n_mpi_processes(const Epetra_Comm &mpi_communicator);
159 
166  unsigned int
167  get_this_mpi_process(const Epetra_Comm &mpi_communicator);
168 
179  Epetra_Map
180  duplicate_map(const Epetra_BlockMap &map, const Epetra_Comm &comm);
181  } // namespace Trilinos
182 #endif
183 } // namespace Utilities
184 
186 
187 #endif
#define DEAL_II_NAMESPACE_OPEN
Definition: config.h:474
#define DEAL_II_NAMESPACE_CLOSE
Definition: config.h:475
void destroy_communicator(Epetra_Comm &communicator)
Epetra_Map duplicate_map(const Epetra_BlockMap &map, const Epetra_Comm &comm)
unsigned int get_this_mpi_process(const Epetra_Comm &mpi_communicator)
unsigned int get_n_mpi_processes(const Epetra_Comm &mpi_communicator)
const Epetra_Comm & comm_self()
const Teuchos::RCP< const Teuchos::Comm< int > > & tpetra_comm_self()
Epetra_Comm * duplicate_communicator(const Epetra_Comm &communicator)
const Epetra_Comm & comm_world()
const MPI_Comm & comm