Dune::Fem::SparseRowMatrixObject< DomainSpace, RangeSpace, Matrix > Class Template Reference

SparseRowMatrixObject. More...

#include <dune/fem/operator/matrix/spmatrix.hh>

Classes
class	LocalMatrix
	LocalMatrix. More...
struct	LocalMatrixTraits
	LocalMatrixTraits. More...

Public Member Functions
	SparseRowMatrixObject (const DomainSpaceType &domainSpace, const RangeSpaceType &rangeSpace, const SolverParameter &param=SolverParameter())
	construct matrix object
const DomainSpaceType &	domainSpace () const
	get domain space (i.e. space that builds the rows)
const RangeSpaceType &	rangeSpace () const
	get range space (i.e. space that builds the columns)
MatrixType &	exportMatrix () const
	get reference to storage object
ObjectType *	newObject () const
	interface method from LocalMatrixFactory
LocalMatrixType	localMatrix (const DomainEntityType &domainEntity, const RangeEntityType &rangeEntity) const
LocalMatrixType	localMatrix () const
LocalColumnObjectType	localColumn (const DomainEntityType &domainEntity) const
	get local column
void	clear ()
	clear matrix
void	compress ()
	compress matrix to a real CRS format
template<class Stencil >
void	reserve (const Stencil &stencil, bool verbose=false)
	reserve memory
template<class DomainFunction , class RangeFunction >
void	apply (const DomainFunction &arg, RangeFunction &dest) const
	apply matrix to discrete function
template<class DiscreteFunctionType >
void	extractDiagonal (DiscreteFunctionType &diag) const
void	resort ()
	resort row numbering in matrix to have ascending numbering

Protected Member Functions
MatrixType &	matrix () const
	get reference to storage object, for internal use

Detailed Description

template<class DomainSpace, class RangeSpace, class Matrix = SparseRowMatrix< typename DomainSpace::RangeFieldType >>
class Dune::Fem::SparseRowMatrixObject< DomainSpace, RangeSpace, Matrix >

SparseRowMatrixObject.

Member Function Documentation

extractDiagonal()

template<class DomainSpace , class RangeSpace , class Matrix = SparseRowMatrix< typename DomainSpace::RangeFieldType >>

template<class DiscreteFunctionType >

void Dune::Fem::SparseRowMatrixObject< DomainSpace, RangeSpace, Matrix >::extractDiagonal ( DiscreteFunctionType &  diag ) const

inline

extract diagonal entries from matrix into discrete function this only works for square matrices

References Dune::Fem::DiscreteFunctionDefault< Impl >::dend().

localMatrix() [1/2]

template<class DomainSpace , class RangeSpace , class Matrix = SparseRowMatrix< typename DomainSpace::RangeFieldType >>

LocalMatrixType Dune::Fem::SparseRowMatrixObject< DomainSpace, RangeSpace, Matrix >::localMatrix ( ) const

inline

Deprecated:

Use TemporaryLocalMatrix in combination with {add,set,get}LocalMatrix on matrix object return local matrix object

localMatrix() [2/2]

template<class DomainSpace , class RangeSpace , class Matrix = SparseRowMatrix< typename DomainSpace::RangeFieldType >>

LocalMatrixType Dune::Fem::SparseRowMatrixObject< DomainSpace, RangeSpace, Matrix >::localMatrix ( const DomainEntityType &  domainEntity, const RangeEntityType &  rangeEntity  ) const

inline

Deprecated:

Use TemporaryLocalMatrix in combination with {add,set,get}LocalMatrix on matrix object return local matrix object

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

• dune/fem/operator/matrix/spmatrix.hh