Direct sparse solver using UMFPACK. More...

#include <solvers.hpp>

Inheritance diagram for mfem::UMFPackSolver:

Collaboration diagram for mfem::UMFPackSolver:

Public Member Functions
	UMFPackSolver (bool _use_long_ints=false)

	UMFPackSolver (SparseMatrix &A, bool _use_long_ints=false)

virtual void	SetOperator (const Operator &op)
	Set/update the solver for the given operator. More...

void	SetPrintLevel (int print_lvl)

virtual void	Mult (const Vector &b, Vector &x) const
	Operator application. More...

virtual void	MultTranspose (const Vector &b, Vector &x) const
	Action of the transpose operator. More...

virtual	~UMFPackSolver ()

Public Member Functions inherited from mfem::Solver
	Solver (int s=0, bool iter_mode=false)

	Solver (int h, int w, bool iter_mode=false)
	Initialize a Solver with height 'h' and width 'w'. More...

Public Member Functions inherited from mfem::Operator
	Operator (int s=0)
	Construct a square Operator with given size s (default 0) More...

	Operator (int h, int w)

int	Height () const
	Get the height (size of output) of the Operator. Synonym with NumRows. More...

int	NumRows () const

int	Width () const
	Get the width (size of input) of the Operator. Synonym with NumCols. More...

int	NumCols () const

virtual Operator &	GetGradient (const Vector &x) const
	Evaluate the gradient operator at the point x. More...

void	PrintMatlab (std::ostream &out, int n=0, int m=0)
	Prints operator with input size n and output size m in matlab format. More...

virtual	~Operator ()

Public Attributes
double	Control [UMFPACK_CONTROL]

double	Info [UMFPACK_INFO]

Public Attributes inherited from mfem::Solver
bool	iterative_mode
	If true, use the second argument of Mult as an initial guess. More...

Protected Member Functions
void	Init ()

Protected Attributes
bool	use_long_ints

SparseMatrix *	mat

void *	Numeric

SuiteSparse_long *	AI

SuiteSparse_long *	AJ

Protected Attributes inherited from mfem::Operator
int	height

int	width

Detailed Description

Direct sparse solver using UMFPACK.

Definition at line 329 of file solvers.hpp.

Constructor & Destructor Documentation

mfem::UMFPackSolver::UMFPackSolver ( bool _use_long_ints = false )

inline

Definition at line 343 of file solvers.hpp.

mfem::UMFPackSolver::UMFPackSolver	(	SparseMatrix &	A,
		bool	_use_long_ints = `false`
	)

inline

Definition at line 345 of file solvers.hpp.

mfem::UMFPackSolver::~UMFPackSolver ( )

virtual

Definition at line 1663 of file solvers.cpp.

Member Function Documentation

void mfem::UMFPackSolver::Init ( )

protected

Definition at line 1494 of file solvers.cpp.

void mfem::UMFPackSolver::Mult	(	const Vector &	x,
		Vector &	y
	)		const

virtual

Operator application.

Implements mfem::Operator.

Definition at line 1597 of file solvers.cpp.

void mfem::UMFPackSolver::MultTranspose	(	const Vector &	x,
		Vector &	y
	)		const

virtual

Action of the transpose operator.

Reimplemented from mfem::Operator.

Definition at line 1629 of file solvers.cpp.

void mfem::UMFPackSolver::SetOperator ( const Operator & op )

virtual

Set/update the solver for the given operator.

Implements mfem::Solver.

Definition at line 1505 of file solvers.cpp.

void mfem::UMFPackSolver::SetPrintLevel ( int print_lvl )

inline

Definition at line 351 of file solvers.hpp.

Member Data Documentation

SuiteSparse_long* mfem::UMFPackSolver::AI

protected

Definition at line 335 of file solvers.hpp.

SuiteSparse_long * mfem::UMFPackSolver::AJ

protected

Definition at line 335 of file solvers.hpp.

double mfem::UMFPackSolver::Control[UMFPACK_CONTROL]

Definition at line 340 of file solvers.hpp.

double mfem::UMFPackSolver::Info[UMFPACK_INFO]

mutable

Definition at line 341 of file solvers.hpp.

SparseMatrix* mfem::UMFPackSolver::mat

protected

Definition at line 333 of file solvers.hpp.

void* mfem::UMFPackSolver::Numeric

protected

Definition at line 334 of file solvers.hpp.

bool mfem::UMFPackSolver::use_long_ints

protected

Definition at line 332 of file solvers.hpp.

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

Public Member Functions

Public Attributes

Protected Member Functions

Protected Attributes

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation