libtrilinos-xpetra-dev 12.4.2-2 / usr / include / trilinos / Xpetra_TpetraRowMatrix.hpp

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#ifndef XPETRA_TPETRAROWMATRIX_HPP
#define XPETRA_TPETRAROWMATRIX_HPP

/* this file is automatically generated - do not edit (see script/tpetra.py) */

// WARNING: This code is experimental. Backwards compatibility should not be expected.

#include <Teuchos_Describable.hpp>
#include "Xpetra_ConfigDefs.hpp"
#include "Xpetra_Map.hpp"
#include "Xpetra_RowGraph.hpp"
#include "Xpetra_Vector.hpp"

#include "Xpetra_TpetraConfigDefs.hpp"
#include "Xpetra_TpetraMap.hpp"

#include "Tpetra_RowMatrix.hpp"

#include "Xpetra_RowMatrix.hpp"
#include "Xpetra_Exceptions.hpp"

namespace Xpetra {

  template<class Scalar = RowMatrix<>::scalar_type,
           class LocalOrdinal = typename RowMatrix<Scalar>::local_ordinal_type,
           class GlobalOrdinal = typename RowMatrix<Scalar, LocalOrdinal>::global_ordinal_type,
           class Node = typename RowMatrix<Scalar, LocalOrdinal, GlobalOrdinal>::node_type>
  class TpetraRowMatrix
    : public RowMatrix<Scalar,LocalOrdinal,GlobalOrdinal,Node>
  {

  public:

    //! @name Destructor Method
    //@{

    //! Destructor.
    virtual ~TpetraRowMatrix() {  }

    //@}

    //! @name Matrix Query Methods
    //@{

    //! Returns the Map that describes the row distribution in this matrix.
    const Teuchos::RCP< const Map< LocalOrdinal, GlobalOrdinal, Node > >  getRowMap() const { XPETRA_MONITOR("TpetraRowMatrix::getRowMap"); return toXpetra(mtx_->getRowMap()); }

    //! Returns the Map that describes the column distribution in this matrix.
    const Teuchos::RCP< const Map< LocalOrdinal, GlobalOrdinal, Node > >  getColMap() const { XPETRA_MONITOR("TpetraRowMatrix::getColMap"); return toXpetra(mtx_->getColMap()); }

    //! Returns the number of global rows in this matrix.
    Tpetra::global_size_t getGlobalNumRows() const { XPETRA_MONITOR("TpetraRowMatrix::getGlobalNumRows"); return mtx_->getGlobalNumRows(); }

    //! Returns the number of global columns in this matrix.
    Tpetra::global_size_t getGlobalNumCols() const { XPETRA_MONITOR("TpetraRowMatrix::getGlobalNumCols"); return mtx_->getGlobalNumCols(); }

    //! Returns the number of rows owned on the calling node.
    size_t getNodeNumRows() const { XPETRA_MONITOR("TpetraRowMatrix::getNodeNumRows"); return mtx_->getNodeNumRows(); }

    //! Returns the number of columns needed to apply the forward operator on this node, i.e., the number of elements listed in the column map.
    size_t getNodeNumCols() const { XPETRA_MONITOR("TpetraRowMatrix::getNodeNumCols"); return mtx_->getNodeNumCols(); }

    //! Returns the global number of entries in this matrix.
    Tpetra::global_size_t getGlobalNumEntries() const { XPETRA_MONITOR("TpetraRowMatrix::getGlobalNumEntries"); return mtx_->getGlobalNumEntries(); }

    //! Returns the local number of entries in this matrix.
    size_t getNodeNumEntries() const { XPETRA_MONITOR("TpetraRowMatrix::getNodeNumEntries"); return mtx_->getNodeNumEntries(); }

    //! Returns the current number of entries on this node in the specified local row.
    size_t getNumEntriesInLocalRow(LocalOrdinal localRow) const { XPETRA_MONITOR("TpetraRowMatrix::getNumEntriesInLocalRow"); return mtx_->getNumEntriesInLocalRow(localRow); }

    //! Returns the number of global diagonal entries, based on global row/column index comparisons.
    Tpetra::global_size_t getGlobalNumDiags() const { XPETRA_MONITOR("TpetraRowMatrix::getGlobalNumDiags"); return mtx_->getGlobalNumDiags(); }

    //! Returns the number of local diagonal entries, based on global row/column index comparisons.
    size_t getNodeNumDiags() const { XPETRA_MONITOR("TpetraRowMatrix::getNodeNumDiags"); return mtx_->getNodeNumDiags(); }

    //! Returns the maximum number of entries across all rows/columns on all nodes.
    size_t getGlobalMaxNumRowEntries() const { XPETRA_MONITOR("TpetraRowMatrix::getGlobalMaxNumRowEntries"); return mtx_->getGlobalMaxNumRowEntries(); }

    //! Returns the maximum number of entries across all rows/columns on this node.
    size_t getNodeMaxNumRowEntries() const { XPETRA_MONITOR("TpetraRowMatrix::getNodeMaxNumRowEntries"); return mtx_->getNodeMaxNumRowEntries(); }

    //! If matrix indices are in the local range, this function returns true. Otherwise, this function returns false. */.
    bool isLocallyIndexed() const { XPETRA_MONITOR("TpetraRowMatrix::isLocallyIndexed"); return mtx_->isLocallyIndexed(); }

    //! If matrix indices are in the global range, this function returns true. Otherwise, this function returns false. */.
    bool isGloballyIndexed() const { XPETRA_MONITOR("TpetraRowMatrix::isGloballyIndexed"); return mtx_->isGloballyIndexed(); }

    //! Returns true if fillComplete() has been called.
    bool isFillComplete() const { XPETRA_MONITOR("TpetraRowMatrix::isFillComplete"); return mtx_->isFillComplete(); }

    //! Returns true if getLocalRowView() and getGlobalRowView() are valid for this class.
    bool supportsRowViews() const { XPETRA_MONITOR("TpetraRowMatrix::supportsRowViews"); return mtx_->supportsRowViews(); }

    //@}

    //! @name Extraction Methods
    //@{

    //! Extract a list of entries in a specified local row of the graph. Put into storage allocated by calling routine.
    void getLocalRowCopy(LocalOrdinal LocalRow, const Teuchos::ArrayView< LocalOrdinal > &Indices, const Teuchos::ArrayView< Scalar > &Values, size_t &NumEntries) const { XPETRA_MONITOR("TpetraRowMatrix::getLocalRowCopy"); mtx_->getLocalRowCopy(LocalRow, Indices, Values, NumEntries); }

    //! Extract a const, non-persisting view of global indices in a specified row of the matrix.
    void getGlobalRowView(GlobalOrdinal GlobalRow, ArrayView< const GlobalOrdinal > &indices, ArrayView< const Scalar > &values) const { XPETRA_MONITOR("TpetraRowMatrix::getGlobalRowView"); mtx_->getGlobalRowView(GlobalRow, indices, values); }

    //! Extract a const, non-persisting view of local indices in a specified row of the matrix.
    void getLocalRowView(LocalOrdinal LocalRow, ArrayView< const LocalOrdinal > &indices, ArrayView< const Scalar > &values) const { XPETRA_MONITOR("TpetraRowMatrix::getLocalRowView"); mtx_->getLocalRowView(LocalRow, indices, values); }

    //! Get a copy of the diagonal entries owned by this node, with local row indices.
    void getLocalDiagCopy(Vector< Scalar, LocalOrdinal, GlobalOrdinal, Node > &diag) const { TEUCHOS_TEST_FOR_EXCEPTION(1, Xpetra::Exceptions::NotImplemented, "TODO"); }
    //{ XPETRA_MONITOR("TpetraRowMatrix::getLocalDiagCopy"); mtx_->getLocalDiagCopy(diag); }

    //@}

    //! @name Mathematical Methods
    //@{

    //! Returns the Frobenius norm of the matrix.
    typename ScalarTraits< Scalar >::magnitudeType getFrobeniusNorm() const { XPETRA_MONITOR("TpetraRowMatrix::getFrobeniusNorm"); return mtx_->getFrobeniusNorm(); }

    //@}

    //! @name Pure virtual functions to be overridden by subclasses.
    //@{

    //! Returns the Map associated with the domain of this operator, which must be compatible with X.getMap().
    const Teuchos::RCP< const Map< LocalOrdinal, GlobalOrdinal, Node > >  getDomainMap() const  { XPETRA_MONITOR("TpetraRowMatrix::getDomainMap"); return toXpetra(mtx_->getDomainMap()); }

    //! Returns the Map associated with the range of this operator, which must be compatible with Y.getMap().
    const Teuchos::RCP< const Map< LocalOrdinal, GlobalOrdinal, Node > >  getRangeMap() const { XPETRA_MONITOR("TpetraRowMatrix::getRangeMap"); return toXpetra(mtx_->getRangeMap()); }

    //! Computes the operator-multivector application.
    void apply(const MultiVector< Scalar, LocalOrdinal, GlobalOrdinal, Node > &X, MultiVector< Scalar, LocalOrdinal, GlobalOrdinal, Node > &Y, Teuchos::ETransp mode=Teuchos::NO_TRANS, Scalar alpha=Teuchos::ScalarTraits< Scalar >::one(), Scalar beta=Teuchos::ScalarTraits< Scalar >::zero()) const { TEUCHOS_TEST_FOR_EXCEPTION(1, Xpetra::Exceptions::NotImplemented, "TODO"); }
    //{ XPETRA_MONITOR("TpetraRowMatrix::apply"); mtx_->apply(X, Y, mode, alpha, beta); }

    //@}

    //! @name Xpetra specific
    //@{

    //! TpetraCrsMatrix constructor to wrap a Tpetra::CrsMatrix object
    TpetraRowMatrix(const Teuchos::RCP<Tpetra::RowMatrix<Scalar, LocalOrdinal, GlobalOrdinal, Node> > &mtx) : mtx_(mtx) {  }

    //! Get the underlying Tpetra matrix
    RCP<const Tpetra::RowMatrix<Scalar, LocalOrdinal, GlobalOrdinal, Node> > getTpetra_RowMatrix() const { return mtx_; }

    //! Get the underlying Tpetra matrix
    RCP<Tpetra::RowMatrix<Scalar, LocalOrdinal, GlobalOrdinal, Node> > getTpetra_RowMatrixNonConst() const { return mtx_; } //TODO: remove

   //@}

  private:

    RCP< Tpetra::RowMatrix<Scalar, LocalOrdinal, GlobalOrdinal, Node> > mtx_;

  }; // TpetraRowMatrix class

} // Xpetra namespace

#define XPETRA_TPETRAROWMATRIX_SHORT
#endif // XPETRA_TPETRAROWMATRIX_HPP