Dune::MatrixAdapter< M, X, Y > Class Template Reference

Adapter to turn a matrix into a linear operator. More...

#include <dune/istl/operators.hh>

Inheritance diagram for Dune::MatrixAdapter< M, X, Y >:

Public Types
typedef M	matrix_type
	export types
typedef X	domain_type
typedef Y	range_type
typedef X::field_type	field_type

Public Member Functions
	MatrixAdapter (const M &A)
	constructor: just store a reference to a matrix
	MatrixAdapter (std::shared_ptr< const M > A)
	constructor: store an std::shared_ptr to a matrix
void	apply (const X &x, Y &y) const override
	apply operator to x: \( y = A(x) \)
void	applyscaleadd (field_type alpha, const X &x, Y &y) const override
	apply operator to x, scale and add: \( y = y + \alpha A(x) \)
const M &	getmat () const override
	get matrix via *
SolverCategory::Category	category () const override
	Category of the solver (see SolverCategory::Category)

Detailed Description

template<class M, class X, class Y>
class Dune::MatrixAdapter< M, X, Y >

Adapter to turn a matrix into a linear operator.

Adapts a matrix to the assembled linear operator interface

Member Typedef Documentation

domain_type

template<class M , class X , class Y >

typedef X Dune::MatrixAdapter< M, X, Y >::domain_type

field_type

template<class M , class X , class Y >

typedef X::field_type Dune::MatrixAdapter< M, X, Y >::field_type

matrix_type

template<class M , class X , class Y >

typedef M Dune::MatrixAdapter< M, X, Y >::matrix_type

export types

range_type

template<class M , class X , class Y >

typedef Y Dune::MatrixAdapter< M, X, Y >::range_type

Constructor & Destructor Documentation

MatrixAdapter() [1/2]

template<class M , class X , class Y >

Dune::MatrixAdapter< M, X, Y >::MatrixAdapter ( const M &  A )

inlineexplicit

constructor: just store a reference to a matrix

MatrixAdapter() [2/2]

template<class M , class X , class Y >

Dune::MatrixAdapter< M, X, Y >::MatrixAdapter ( std::shared_ptr< const M >  A )

inlineexplicit

constructor: store an std::shared_ptr to a matrix

Member Function Documentation

apply()

template<class M , class X , class Y >

void Dune::MatrixAdapter< M, X, Y >::apply ( const X &  x, Y &  y  ) const

inlineoverridevirtual

apply operator to x: \( y = A(x) \)

Implements Dune::LinearOperator< X, Y >.

applyscaleadd()

template<class M , class X , class Y >

void Dune::MatrixAdapter< M, X, Y >::applyscaleadd ( field_type  alpha, const X &  x, Y &  y  ) const

inlineoverridevirtual

apply operator to x, scale and add: \( y = y + \alpha A(x) \)

Implements Dune::LinearOperator< X, Y >.

category()

template<class M , class X , class Y >

SolverCategory::Category Dune::MatrixAdapter< M, X, Y >::category ( ) const

inlineoverridevirtual

Category of the solver (see SolverCategory::Category)

Implements Dune::LinearOperator< X, Y >.

getmat()

template<class M , class X , class Y >

const M & Dune::MatrixAdapter< M, X, Y >::getmat ( ) const

inlineoverridevirtual

get matrix via *

Implements Dune::AssembledLinearOperator< M, X, Y >.

---

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

• operators.hh