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Amesos2 - Direct Sparse Solver Interfaces
Version of the Day
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Classes | |
| struct | Amesos2::Util::same_gs_helper_kokkos_view< M, KV_S, KV_GO, KV_GS, Op > |
| A generic base class for the CRS and CCS helpers. More... | |
| struct | Amesos2::Util::get_ccs_helper_kokkos_view< Matrix, KV_S, KV_GO, KV_GS > |
| A generic helper class for getting a CCS representation of a Matrix. More... | |
| struct | Amesos2::Util::get_crs_helper_kokkos_view< Matrix, KV_S, KV_GO, KV_GS > |
| Similar to get_ccs_helper , but used to get a CRS representation of the given matrix. More... | |
Functions | |
| template<typename LO , typename GO , typename GS , typename Node > | |
| const Teuchos::RCP< const Tpetra::Map< LO, GO, Node > > | Amesos2::Util::getGatherMap (const Teuchos::RCP< const Tpetra::Map< LO, GO, Node > > &map) |
| Gets a Tpetra::Map described by the EDistribution. More... | |
| template<typename LO , typename GO , typename GS , typename Node > | |
| const Teuchos::RCP< const Tpetra::Map< LO, GO, Node > > | Amesos2::Util::getDistributionMap (EDistribution distribution, GS num_global_elements, const Teuchos::RCP< const Teuchos::Comm< int > > &comm, GO indexBase=0, const Teuchos::RCP< const Tpetra::Map< LO, GO, Node > > &map=Teuchos::null) |
| template<typename LO , typename GO , typename GS , typename Node > | |
| RCP< Tpetra::Map< LO, GO, Node > > | Amesos2::Util::epetra_map_to_tpetra_map (const Epetra_BlockMap &map) |
| Transform an Epetra_Map object into a Tpetra::Map. | |
| template<typename LO , typename GO , typename GS , typename Node > | |
| RCP< Epetra_Map > | Amesos2::Util::tpetra_map_to_epetra_map (const Tpetra::Map< LO, GO, Node > &map) |
| Transform a Tpetra::Map object into an Epetra_Map. | |
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const RCP< const Teuchos::Comm < int > > | Amesos2::Util::to_teuchos_comm (RCP< const Epetra_Comm > c) |
| Transform an Epetra_Comm object into a Teuchos::Comm object. | |
| const RCP< const Epetra_Comm > | Amesos2::Util::to_epetra_comm (RCP< const Teuchos::Comm< int > > c) |
| Transfrom a Teuchos::Comm object into an Epetra_Comm object. | |
| template<typename Scalar , typename GlobalOrdinal , typename GlobalSizeT > | |
| void | Amesos2::Util::transpose (ArrayView< Scalar > vals, ArrayView< GlobalOrdinal > indices, ArrayView< GlobalSizeT > ptr, ArrayView< Scalar > trans_vals, ArrayView< GlobalOrdinal > trans_indices, ArrayView< GlobalSizeT > trans_ptr) |
| template<typename Scalar1 , typename Scalar2 > | |
| void | Amesos2::Util::scale (ArrayView< Scalar1 > vals, size_t l, size_t ld, ArrayView< Scalar2 > s) |
| Scales a 1-D representation of a multivector. More... | |
| template<typename Scalar1 , typename Scalar2 , class BinaryOp > | |
| void | Amesos2::Util::scale (ArrayView< Scalar1 > vals, size_t l, size_t ld, ArrayView< Scalar2 > s, BinaryOp binary_op) |
| Scales a 1-D representation of a multivector. More... | |
| void | Amesos2::Util::printLine (Teuchos::FancyOStream &out) |
| Prints a line of 70 "-"s on std::cout. More... | |
| template<typename Scalar , typename GlobalOrdinal , typename GlobalSizeT > | |
| void | Amesos2::Util::transpose (Teuchos::ArrayView< Scalar > vals, Teuchos::ArrayView< GlobalOrdinal > indices, Teuchos::ArrayView< GlobalSizeT > ptr, Teuchos::ArrayView< Scalar > trans_vals, Teuchos::ArrayView< GlobalOrdinal > trans_indices, Teuchos::ArrayView< GlobalSizeT > trans_ptr) |
| template<typename Scalar1 , typename Scalar2 > | |
| void | Amesos2::Util::scale (Teuchos::ArrayView< Scalar1 > vals, size_t l, size_t ld, Teuchos::ArrayView< Scalar2 > s) |
| template<typename Scalar1 , typename Scalar2 , class BinaryOp > | |
| void | Amesos2::Util::scale (Teuchos::ArrayView< Scalar1 > vals, size_t l, size_t ld, Teuchos::ArrayView< Scalar2 > s, BinaryOp binary_op) |
| template<class row_ptr_view_t , class cols_view_t , class per_view_t > | |
| void | Amesos2::Util::reorder (row_ptr_view_t &row_ptr, cols_view_t &cols, per_view_t &perm, per_view_t &peri, size_t &nnz, bool permute_matrix) |
| template<class values_view_t , class row_ptr_view_t , class cols_view_t , class per_view_t > | |
| void | Amesos2::Util::reorder_values (values_view_t &values, const row_ptr_view_t &orig_row_ptr, const row_ptr_view_t &new_row_ptr, const cols_view_t &orig_cols, const per_view_t &perm, const per_view_t &peri, size_t nnz) |
| template<class array_view_t , class per_view_t > | |
| void | Amesos2::Util::apply_reorder_permutation (const array_view_t &array, array_view_t &permuted_array, const per_view_t &permutation) |
| template<typename GO , typename Scalar > | |
| bool | Amesos2::Util::readEntryFromFile (GO &gblRowInd, GO &gblColInd, Scalar &val, const std::string &s) |
| template<class map_type , class MAT > | |
| Teuchos::RCP< MAT > | Amesos2::Util::readEpetraCrsMatrixFromFile (const std::string &matrixFilename, Teuchos::RCP< Teuchos::FancyOStream > &fos, const Teuchos::RCP< const map_type > &rowMap, const Teuchos::RCP< const map_type > &domainMap, const Teuchos::RCP< const map_type > &rangeMap, const bool convert_to_zero_base, const int header_size) |
| template<class map_type , class MAT > | |
| Teuchos::RCP< MAT > | Amesos2::Util::readCrsMatrixFromFile (const std::string &matrixFilename, Teuchos::RCP< Teuchos::FancyOStream > &fos, const Teuchos::RCP< const map_type > &rowMap, const Teuchos::RCP< const map_type > &domainMap, const Teuchos::RCP< const map_type > &rangeMap, const bool convert_to_zero_base, const int header_size) |
| const Teuchos::RCP< const Tpetra::Map< LO, GO, Node > > Amesos2::Util::getGatherMap | ( | const Teuchos::RCP< const Tpetra::Map< LO, GO, Node > > & | map | ) |
Gets a Tpetra::Map described by the EDistribution.
| distribution | The distribution that the returned map will conform to |
| num_global_elements | A global_size_t value that gives the number of global elements in the map. |
| comm | The communicator to create the map on. |
| LO | The local ordinal type |
| GO | The global ordinal type |
| GS | The global size type |
| Node | The Kokkos node type |
| void Amesos2::Util::transpose | ( | ArrayView< Scalar > | vals, |
| ArrayView< GlobalOrdinal > | indices, | ||
| ArrayView< GlobalSizeT > | ptr, | ||
| ArrayView< Scalar > | trans_vals, | ||
| ArrayView< GlobalOrdinal > | trans_indices, | ||
| ArrayView< GlobalSizeT > | trans_ptr | ||
| ) |
Transposes the compressed sparse matrix representation.
| void Amesos2::Util::scale | ( | ArrayView< Scalar1 > | vals, |
| size_t | l, | ||
| size_t | ld, | ||
| ArrayView< Scalar2 > | s | ||
| ) |
Scales a 1-D representation of a multivector.
| [in/out] | vals The values of the multi-vector. On exit will contain the scaled values. | |
| [in] | l | The length of each vector in the multivector |
| [in] | ld | The leading dimension of the multivector |
| [in] | s | Contains the scaling factors of the diagonal scaling matrix |
The first vector will be scaled by s[0] , the second vector by s[1] , etc.
Referenced by Amesos2::Superlumt< Matrix, Vector >::solve_impl().
| void Amesos2::Util::scale | ( | ArrayView< Scalar1 > | vals, |
| size_t | l, | ||
| size_t | ld, | ||
| ArrayView< Scalar2 > | s, | ||
| BinaryOp | binary_op | ||
| ) |
Scales a 1-D representation of a multivector.
| [in/out] | vals The values of the multi-vector. On exit will contain the scaled values. | |
| [in] | l | The length of each vector in the multivector |
| [in] | ld | The leading dimension of the multivector |
| [in] | s | Contains the scaling factors of the diagonal scaling matrix |
Scales each vector by diag(s), with the scaling multiplication being performed by the `binary_op' parameter. BinaryOp is some class that defines a operator() method as
| void Amesos2::Util::printLine | ( | Teuchos::FancyOStream & | out | ) |
Prints a line of 70 "-"s on std::cout.
Prints a line of 80 "-"s on out.
Referenced by Amesos2::SolverCore< ConcreteSolver, Matrix, Vector >::describe(), and Amesos2::SolverCore< ConcreteSolver, Matrix, Vector >::printTiming().
1.8.5