Amesos2 - Direct Sparse Solver Interfaces Version of the Day
Classes | Functions
Amesos2_Util.hpp File Reference

Utility functions for Amesos2. More...

#include "Amesos2_config.h"
#include <Teuchos_RCP.hpp>
#include <Teuchos_BLAS_types.hpp>
#include <Teuchos_ArrayView.hpp>
#include <Teuchos_FancyOStream.hpp>
#include <Epetra_Map.h>
#include <Tpetra_Map.hpp>
#include "Amesos2_TypeDecl.hpp"
#include "Amesos2_Meta.hpp"
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Classes

struct  Amesos2::Util::get_cxs_helper< Matrix, S, GO, GS, Op >
 A generic base class for the CRS and CCS helpers. More...
struct  Amesos2::Util::get_ccs_helper< Matrix, S, GO, GS >
 A generic helper class for getting a CCS representation of a Matrix. More...
struct  Amesos2::Util::get_crs_helper< Matrix, S, GO, 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::getDistributionMap (EDistribution distribution, GS num_global_elements, const Teuchos::RCP< const Teuchos::Comm< int > > &comm)
 Gets a Tpetra::Map described by the EDistribution.
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.
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.
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.
void Amesos2::Util::printLine (Teuchos::FancyOStream &out)
 Prints a line of 70 "-"s on std::cout.
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)

Detailed Description

Utility functions for Amesos2.

Author:
Eric T Bavier <etbavier@sandia.gov>
Date:
Thu May 27 13:11:13 CDT 2010