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Thyra::SpmdMultiVectorBase< Scalar > Class Template Referenceabstract

Base interface class for SPMD multi-vectors. More...

#include <Thyra_SpmdMultiVectorBase.hpp>

Inheritance diagram for Thyra::SpmdMultiVectorBase< Scalar >:

Public non-virtual interface functions

RCP< const SpmdVectorSpaceBase< Scalar > > spmdSpace () const
 Returns the SPMD vector space object for the range of *this multi-vector.
RTOpPack::SubMultiVectorView< Scalar > getNonconstLocalSubMultiVector ()
 Get a non-const generalized view of local multi-vector data.
RTOpPack::ConstSubMultiVectorView< Scalar > getLocalSubMultiVector () const
 Get a const generalized view of local multi-vector data.
void getNonconstLocalData (const Ptr< ArrayRCP< Scalar > > &localValues, const Ptr< Ordinal > &leadingDim)
 Returns a non-const pointer to a Fortran-style view of the local multi-vector data.
void getLocalData (const Ptr< ArrayRCP< const Scalar > > &localValues, const Ptr< Ordinal > &leadingDim) const
 Returns a const pointer to a Fortran-style view of the local multi-vector data.

Virtual functions to be overridden by sublcasses.

virtual RCP< const SpmdVectorSpaceBase< Scalar > > spmdSpaceImpl () const =0
 Virtual implementation for spmdSpace().
virtual RTOpPack::SubMultiVectorView< Scalar > getNonconstLocalSubMultiVectorImpl ()=0
 Virtual implementation for getNonconstLocalSubMultiVector().
virtual RTOpPack::ConstSubMultiVectorView< Scalar > getLocalSubMultiVectorImpl () const =0
 Virtual implementation for getLocalSubMultiVector().
virtual void getNonconstLocalMultiVectorDataImpl (const Ptr< ArrayRCP< Scalar > > &localValues, const Ptr< Ordinal > &leadingDim)=0
 Virtual implementation for getNonconstLocalData().
virtual void getLocalMultiVectorDataImpl (const Ptr< ArrayRCP< const Scalar > > &localValues, const Ptr< Ordinal > &leadingDim) const =0
 Virtual implementation for getLocalData().

Additional Inherited Members

void assign (Scalar alpha)
 V = alpha.
void assign (const MultiVectorBase< Scalar > &mv)
 V = mv.
void scale (Scalar alpha)
void update (Scalar alpha, const MultiVectorBase< Scalar > &mv)
void linear_combination (const ArrayView< const Scalar > &alpha, const ArrayView< const Ptr< const MultiVectorBase< Scalar > > > &mv, const Scalar &beta)
 Y.col(j)(i) = beta*Y.col(j)(i) + sum( alpha[k]*X[k].col(j)(i),
void dots (const MultiVectorBase< Scalar > &mv, const ArrayView< Scalar > &prods) const
 Column-wise Euclidean dot product.
void norms_1 (const ArrayView< typename ScalarTraits< Scalar >::magnitudeType > &norms) const
 Column-wise 1-norms.
void norms_2 (const ArrayView< typename ScalarTraits< Scalar >::magnitudeType > &norms) const
 Column-wise 2-norms.
void norms_inf (const ArrayView< typename ScalarTraits< Scalar >::magnitudeType > &norms) const
 Column-wise infinity-norms.
RCP< const VectorBase< Scalar > > col (Ordinal j) const
 Calls colImpl().
RCP< VectorBase< Scalar > > col (Ordinal j)
 Calls nonconstColImpl().
RCP< const MultiVectorBase< Scalar > > subView (const Range1D &colRng) const
 Calls contigSubViewImpl().
RCP< MultiVectorBase< Scalar > > subView (const Range1D &colRng)
 Calls nonconstContigSubViewImpl().
RCP< const MultiVectorBase< Scalar > > subView (const ArrayView< const int > &cols) const
 nonContigSubViewImpl().
RCP< MultiVectorBase< Scalar > > subView (const ArrayView< const int > &cols)
 nonconstNonContigSubViewImpl().
void applyOp (const RTOpPack::RTOpT< Scalar > &primary_op, const ArrayView< const Ptr< const MultiVectorBase< Scalar > > > &multi_vecs, const ArrayView< const Ptr< MultiVectorBase< Scalar > > > &targ_multi_vecs, const ArrayView< const Ptr< RTOpPack::ReductTarget > > &reduct_objs, const Ordinal primary_global_offset) const
 Calls mvMultiReductApplyOpImpl().
void applyOp (const RTOpPack::RTOpT< Scalar > &primary_op, const RTOpPack::RTOpT< Scalar > &secondary_op, const ArrayView< const Ptr< const MultiVectorBase< Scalar > > > &multi_vecs, const ArrayView< const Ptr< MultiVectorBase< Scalar > > > &targ_multi_vecs, const Ptr< RTOpPack::ReductTarget > &reduct_obj, const Ordinal primary_global_offset) const
 mvSingleReductApplyOpImpl().
void acquireDetachedView (const Range1D &rowRng, const Range1D &colRng, RTOpPack::ConstSubMultiVectorView< Scalar > *sub_mv) const
 Calls acquireDetachedMultiVectorViewImpl().
void releaseDetachedView (RTOpPack::ConstSubMultiVectorView< Scalar > *sub_mv) const
 Calls releaseDetachedMultiVectorViewImpl().
void acquireDetachedView (const Range1D &rowRng, const Range1D &colRng, RTOpPack::SubMultiVectorView< Scalar > *sub_mv)
 Calls acquireNonconstDetachedMultiVectorViewImpl().
void commitDetachedView (RTOpPack::SubMultiVectorView< Scalar > *sub_mv)
 Calls commitNonconstDetachedMultiVectorViewImpl().
virtual RCP< MultiVectorBase< Scalar > > clone_mv () const =0
 Clone the multi-vector object (if supported).
RCP< const LinearOpBase< Scalar > > clone () const
 This function is simply overridden to return this->clone_mv().
virtual RCP< const VectorSpaceBase< Scalar > > range () const =0
 Return a smart pointer for the range space for this operator.
virtual RCP< const VectorSpaceBase< Scalar > > domain () const =0
 Return a smart pointer for the domain space for this operator.
bool opSupported (EOpTransp M_trans) const
 Return if the M_trans operation of apply() is supported or not.
void apply (const EOpTransp M_trans, const MultiVectorBase< Scalar > &X, const Ptr< MultiVectorBase< Scalar > > &Y, const Scalar alpha, const Scalar beta) const
 Apply the linear operator to a multi-vector : Y = alpha*op(M)*X + beta*Y.
bool rowStatIsSupported (const RowStatLinearOpBaseUtils::ERowStat rowStat) const
 Determine if a given row stat is supported.
void getRowStat (const RowStatLinearOpBaseUtils::ERowStat rowStat, const Ptr< VectorBase< Scalar > > &rowStatVec) const
 Get some statistics about a supported row.
bool supportsScaleLeft () const
 Determines if this objects supports left scaling.
bool supportsScaleRight () const
 Determines if this objects supports right scaling.
void scaleLeft (const VectorBase< Scalar > &row_scaling)
 Left scales operator with diagonal scaling operator.
void scaleRight (const VectorBase< Scalar > &col_scaling)
 Right scales operator with diagonal scaling operator.
virtual void assignImpl (Scalar alpha)=0
 Virtual implementation for NVI assign(Scalar).
virtual void assignMultiVecImpl (const MultiVectorBase< Scalar > &mv)=0
 Virtual implementation for NVI assign(MV).
virtual void scaleImpl (Scalar alpha)=0
 Virtual implementation for NVI scale().
virtual void updateImpl (Scalar alpha, const MultiVectorBase< Scalar > &mv)=0
 Virtual implementation for NVI update().
virtual void linearCombinationImpl (const ArrayView< const Scalar > &alpha, const ArrayView< const Ptr< const MultiVectorBase< Scalar > > > &mv, const Scalar &beta)=0
 Virtual implementation for NVI linear_combination().
virtual void dotsImpl (const MultiVectorBase< Scalar > &mv, const ArrayView< Scalar > &prods) const =0
 Virtual implementation for NVI dots().
virtual void norms1Impl (const ArrayView< typename ScalarTraits< Scalar >::magnitudeType > &norms) const =0
 Virtual implementation for NVI norms_1().
virtual void norms2Impl (const ArrayView< typename ScalarTraits< Scalar >::magnitudeType > &norms) const =0
 Virtual implementation for NVI norms_2().
virtual void normsInfImpl (const ArrayView< typename ScalarTraits< Scalar >::magnitudeType > &norms) const =0
 Virtual implementation for NVI norms_inf().
virtual RCP< const VectorBase< Scalar > > colImpl (Ordinal j) const
 Return a non-changeable view of a constituent column vector.
virtual RCP< VectorBase< Scalar > > nonconstColImpl (Ordinal j)=0
 Return a changeable view of a constituent column vector.
virtual RCP< const MultiVectorBase< Scalar > > contigSubViewImpl (const Range1D &colRng) const =0
 Return a non-changeable sub-view of a contiguous set of columns of the this multi-vector.
virtual RCP< MultiVectorBase< Scalar > > nonconstContigSubViewImpl (const Range1D &colRng)=0
 Return a changeable sub-view of a contiguous set of columns of the this multi-vector.
virtual RCP< const MultiVectorBase< Scalar > > nonContigSubViewImpl (const ArrayView< const int > &cols) const =0
 Return a non-changeable sub-view of a non-contiguous set of columns of this multi-vector.
virtual RCP< MultiVectorBase< Scalar > > nonconstNonContigSubViewImpl (const ArrayView< const int > &cols)=0
 Return a changeable sub-view of a non-contiguous set of columns of this multi-vector.
virtual void mvMultiReductApplyOpImpl (const RTOpPack::RTOpT< Scalar > &primary_op, const ArrayView< const Ptr< const MultiVectorBase< Scalar > > > &multi_vecs, const ArrayView< const Ptr< MultiVectorBase< Scalar > > > &targ_multi_vecs, const ArrayView< const Ptr< RTOpPack::ReductTarget > > &reduct_objs, const Ordinal primary_global_offset) const =0
 Apply a reduction/transformation operator column by column and return an array of the reduction objects.
virtual void mvSingleReductApplyOpImpl (const RTOpPack::RTOpT< Scalar > &primary_op, const RTOpPack::RTOpT< Scalar > &secondary_op, const ArrayView< const Ptr< const MultiVectorBase< Scalar > > > &multi_vecs, const ArrayView< const Ptr< MultiVectorBase< Scalar > > > &targ_multi_vecs, const Ptr< RTOpPack::ReductTarget > &reduct_obj, const Ordinal primary_global_offset) const =0
 Apply a reduction/transformation operator column by column and reduce the intermediate reduction objects into a single reduction object.
virtual void acquireDetachedMultiVectorViewImpl (const Range1D &rowRng, const Range1D &colRng, RTOpPack::ConstSubMultiVectorView< Scalar > *sub_mv) const =0
 Get a non-changeable explicit view of a sub-multi-vector.
virtual void releaseDetachedMultiVectorViewImpl (RTOpPack::ConstSubMultiVectorView< Scalar > *sub_mv) const =0
 Free a non-changeable explicit view of a sub-multi-vector.
virtual void acquireNonconstDetachedMultiVectorViewImpl (const Range1D &rowRng, const Range1D &colRng, RTOpPack::SubMultiVectorView< Scalar > *sub_mv)=0
 Get a changeable explicit view of a sub-multi-vector.
virtual void commitNonconstDetachedMultiVectorViewImpl (RTOpPack::SubMultiVectorView< Scalar > *sub_mv)=0
 Commit changes for a changeable explicit view of a sub-multi-vector.
virtual bool rowStatIsSupportedImpl (const RowStatLinearOpBaseUtils::ERowStat rowStat) const
virtual void getRowStatImpl (const RowStatLinearOpBaseUtils::ERowStat rowStat, const Ptr< VectorBase< Scalar > > &rowStatVec) const
virtual bool supportsScaleLeftImpl () const
virtual bool supportsScaleRightImpl () const
virtual void scaleLeftImpl (const VectorBase< Scalar > &row_scaling)
virtual void scaleRightImpl (const VectorBase< Scalar > &col_scaling)
void absRowSum (const Teuchos::Ptr< Thyra::VectorBase< Scalar > > &output) const
void absColSum (const Teuchos::Ptr< Thyra::VectorBase< Scalar > > &output) const
virtual bool opSupportedImpl (EOpTransp M_trans) const =0
 Override in subclass.
virtual void applyImpl (const EOpTransp M_trans, const MultiVectorBase< Scalar > &X, const Ptr< MultiVectorBase< Scalar > > &Y, const Scalar alpha, const Scalar beta) const =0
 Override in subclass.

Detailed Description

template<class Scalar>
class Thyra::SpmdMultiVectorBase< Scalar >

Base interface class for SPMD multi-vectors.

By inheriting from this base class, multi-vector implementations allow their multi-vector objects to be seamlessly combined with other SPMD multi-vector objects (of different concrete types) in applyOp() and apply(). A big part of this protocol is that every multi-vector object can expose an SpmdVectorSpaceBase object through the function spmdSpace().

Definition at line 35 of file Thyra_SpmdMultiVectorBase.hpp.

Member Function Documentation

◆ spmdSpace()

template<class Scalar>
RCP< const SpmdVectorSpaceBase< Scalar > > Thyra::SpmdMultiVectorBase< Scalar >::spmdSpace ( ) const
inline

Returns the SPMD vector space object for the range of *this multi-vector.

Definition at line 45 of file Thyra_SpmdMultiVectorBase.hpp.

◆ getNonconstLocalSubMultiVector()

template<class Scalar>
RTOpPack::SubMultiVectorView< Scalar > Thyra::SpmdMultiVectorBase< Scalar >::getNonconstLocalSubMultiVector ( )
inline

Get a non-const generalized view of local multi-vector data.

Definition at line 50 of file Thyra_SpmdMultiVectorBase.hpp.

◆ getLocalSubMultiVector()

template<class Scalar>
RTOpPack::ConstSubMultiVectorView< Scalar > Thyra::SpmdMultiVectorBase< Scalar >::getLocalSubMultiVector ( ) const
inline

Get a const generalized view of local multi-vector data.

Definition at line 55 of file Thyra_SpmdMultiVectorBase.hpp.

◆ getNonconstLocalData()

template<class Scalar>
void Thyra::SpmdMultiVectorBase< Scalar >::getNonconstLocalData ( const Ptr< ArrayRCP< Scalar > > & localValues,
const Ptr< Ordinal > & leadingDim )
inline

Returns a non-const pointer to a Fortran-style view of the local multi-vector data.

Parameters
localValues[out] On output *localValues will point to the first element in the first column of the local multi-vector stored as a column-major dense Fortran-style matrix.
leadingDim[out] On output *leadingDim gives the leading dimension of the Fortran-style local multi-vector.

Preconditions:

  • localValues!=NULL
  • leadingDim!=NULL

Preconditions:

  • *localValues!=NULL
  • *leadingDim!=0

Definition at line 78 of file Thyra_SpmdMultiVectorBase.hpp.

◆ getLocalData()

template<class Scalar>
void Thyra::SpmdMultiVectorBase< Scalar >::getLocalData ( const Ptr< ArrayRCP< const Scalar > > & localValues,
const Ptr< Ordinal > & leadingDim ) const
inline

Returns a const pointer to a Fortran-style view of the local multi-vector data.

Parameters
localValues[out] On output *localValues will point to the first element in the first column of the local multi-vector stored as a column-major dense Fortran-style matrix.
leadingDim[out] On output *leadingDim gives the leading dimension of the Fortran-style local multi-vector.

Preconditions:

  • localValues!=NULL
  • leadingDim!=NULL

Preconditions:

  • *localValues!=NULL
  • *leadingDim!=0

Definition at line 103 of file Thyra_SpmdMultiVectorBase.hpp.

◆ spmdSpaceImpl()

◆ getNonconstLocalSubMultiVectorImpl()

template<class Scalar>
virtual RTOpPack::SubMultiVectorView< Scalar > Thyra::SpmdMultiVectorBase< Scalar >::getNonconstLocalSubMultiVectorImpl ( )
protectedpure virtual

◆ getLocalSubMultiVectorImpl()

template<class Scalar>
virtual RTOpPack::ConstSubMultiVectorView< Scalar > Thyra::SpmdMultiVectorBase< Scalar >::getLocalSubMultiVectorImpl ( ) const
protectedpure virtual

◆ getNonconstLocalMultiVectorDataImpl()

template<class Scalar>
virtual void Thyra::SpmdMultiVectorBase< Scalar >::getNonconstLocalMultiVectorDataImpl ( const Ptr< ArrayRCP< Scalar > > & localValues,
const Ptr< Ordinal > & leadingDim )
protectedpure virtual

◆ getLocalMultiVectorDataImpl()

template<class Scalar>
virtual void Thyra::SpmdMultiVectorBase< Scalar >::getLocalMultiVectorDataImpl ( const Ptr< ArrayRCP< const Scalar > > & localValues,
const Ptr< Ordinal > & leadingDim ) const
protectedpure virtual

The documentation for this class was generated from the following file: