16 #ifndef dealii_process_grid_h 17 #define dealii_process_grid_h 19 #include <deal.II/base/config.h> 21 #include <deal.II/base/exceptions.h> 22 #include <deal.II/base/mpi.h> 24 #ifdef DEAL_II_WITH_SCALAPACK 26 DEAL_II_NAMESPACE_OPEN
30 template <
typename NumberType>
68 template <
typename NumberType>
69 friend class ::ScaLAPACKMatrix;
78 const unsigned int n_rows,
79 const unsigned int n_columns);
99 const unsigned int n_rows_matrix,
100 const unsigned int n_columns_matrix,
101 const unsigned int row_block_size,
102 const unsigned int column_block_size);
126 template <
typename NumberType>
142 const std::pair<unsigned int, unsigned int> &grid_dimensions);
228 # endif // ifndef DOXYGEN 235 DEAL_II_NAMESPACE_CLOSE
237 #endif // DEAL_II_WITH_SCALAPACK void send_to_inactive(NumberType *value, const int count=1) const
const unsigned int this_mpi_process
bool is_process_active() const
MPI_Comm mpi_communicator_inactive_with_root
unsigned int get_process_grid_columns() const
bool mpi_process_is_active
MPI_Comm mpi_communicator
const unsigned int n_mpi_processes
ProcessGrid(MPI_Comm mpi_communicator, const unsigned int n_rows, const unsigned int n_columns)
unsigned int get_process_grid_rows() const