Seldon::MatrixPastix< T > Class Template Reference
Public Member Functions | |
| MatrixPastix () | |
| Default constructor. | |
| ~MatrixPastix () | |
| destructor | |
| void | Clear () |
| Clearing factorization. | |
| void | CallPastix (const MPI_Comm &, pastix_int_t *colptr, pastix_int_t *row, T *val, T *b, pastix_int_t nrhs) |
| void | HideMessages () |
| no message will be displayed | |
| void | ShowMessages () |
| Low level of display. | |
| void | ShowFullHistory () |
| Displaying all messages. | |
| void | SelectOrdering (int type) |
| void | SetPermutation (const IVect &permut) |
| void | RefineSolution () |
| You can require that solution is refined after LU resolution. | |
| void | DoNotRefineSolution () |
| You can require that solution is not refined (faster). | |
| template<class T0 , class Prop , class Storage , class Allocator , class Tint > | |
| void | FindOrdering (Matrix< T0, Prop, Storage, Allocator > &mat, Vector< Tint > &numbers, bool keep_matrix=false) |
| Returning ordering found by Scotch. | |
| template<class Storage , class Allocator > | |
| void | FactorizeMatrix (Matrix< T, General, Storage, Allocator > &mat, bool keep_matrix=false) |
| Factorization of unsymmetric matrix. | |
| template<class Storage , class Allocator > | |
| void | FactorizeMatrix (Matrix< T, Symmetric, Storage, Allocator > &mat, bool keep_matrix=false) |
| Factorization of symmetric matrix. | |
| template<class Allocator2 > | |
| void | Solve (Vector< T, VectFull, Allocator2 > &x) |
| solving A x = b (A is already factorized) | |
| template<class Allocator2 , class Transpose_status > | |
| void | Solve (const Transpose_status &TransA, Vector< T, VectFull, Allocator2 > &x) |
| solving A x = b or A^T x = b (A is already factorized) | |
| void | SetNumberThreadPerNode (int num_thread) |
| Modifies the number of threads per node. | |
| template<class Alloc1 , class Alloc2 , class Alloc3 , class Tint > | |
| void | FactorizeDistributedMatrix (MPI::Comm &comm_facto, Vector< pastix_int_t, VectFull, Alloc1 > &, Vector< pastix_int_t, VectFull, Alloc2 > &, Vector< T, VectFull, Alloc3 > &, const Vector< Tint > &glob_number, bool sym, bool keep_matrix=false) |
| Distributed factorization (on several nodes). | |
| template<class Allocator2 , class Tint > | |
| void | SolveDistributed (MPI::Comm &comm_facto, Vector< T, Vect_Full, Allocator2 > &x, const Vector< Tint > &glob_num) |
| template<class Allocator2 , class Transpose_status , class Tint > | |
| void | SolveDistributed (MPI::Comm &comm_facto, const Transpose_status &TransA, Vector< T, Vect_Full, Allocator2 > &x, const Vector< Tint > &glob_num) |
| template<> | |
| void | CallPastix (const MPI_Comm &comm, pastix_int_t *colptr, pastix_int_t *row, double *val, double *b, pastix_int_t nrhs) |
| template<> | |
| void | CallPastix (const MPI_Comm &comm, pastix_int_t *colptr, pastix_int_t *row, complex< double > *val, complex< double > *b, pastix_int_t nrhs) |
Protected Attributes | |
| pastix_data_t * | pastix_data |
| pastix structure | |
| pastix_int_t | iparm [64] |
| options (integers) | |
| double | dparm [64] |
| options (floats) | |
| pastix_int_t | n |
| number of columns | |
| Vector< pastix_int_t > | perm |
| permutation arrays | |
| Vector< pastix_int_t > | invp |
| Vector< pastix_int_t > | col_num |
| local to global | |
| bool | distributed |
| if true, resolution on several nodes | |
| int | print_level |
| level of display | |
| bool | refine_solution |
| if true, solution is refined | |
Detailed Description
template<class T>
class Seldon::MatrixPastix< T >
Definition at line 33 of file Pastix.hxx.
The documentation for this class was generated from the following files:
- computation/interfaces/direct/Pastix.hxx
- computation/interfaces/direct/Pastix.cxx
