Class for linear form - Vector with associated FE space and LFIntegrators. More...

#include <linearform.hpp>

Inheritance diagram for mfem::LinearForm:

Collaboration diagram for mfem::LinearForm:

Public Member Functions
	LinearForm (FiniteElementSpace *f)
	Creates linear form associated with FE space *f. More...

	LinearForm ()

FiniteElementSpace *	GetFES ()

void	AddDomainIntegrator (LinearFormIntegrator *lfi)
	Adds new Domain Integrator. More...

void	AddBoundaryIntegrator (LinearFormIntegrator *lfi)
	Adds new Boundary Integrator. More...

void	AddBdrFaceIntegrator (LinearFormIntegrator *lfi)
	Adds new Boundary Face Integrator. More...

void	Assemble ()
	Assembles the linear form i.e. sums over all domain/bdr integrators. More...

void	ConformingAssemble (Vector &b) const
	Apply the conforming interpolation matrix and return 'b': b = P'*this. More...

void	ConformingAssemble ()
	Apply the conforming interpolation matrix to 'this': this = P'*this. More...

void	Update ()

void	Update (FiniteElementSpace *f)

void	Update (FiniteElementSpace *f, Vector &v, int v_offset)

	~LinearForm ()
	Destroys linear form. More...

Public Member Functions inherited from mfem::Vector
	Vector ()
	Default constructor for Vector. Sets size = 0 and data = NULL. More...

	Vector (const Vector &)
	Copy constructor. More...

	Vector (int s)
	Creates vector of size s. More...

	Vector (double *_data, int _size)
	Creates a vector referencing an array of doubles, owned by someone else. More...

void	Load (std::istream *in, int np, int dim)
	Reads a vector from multiple files. More...

void	Load (std::istream &in, int Size)
	Load a vector from an input stream. More...

void	Load (std::istream &in)
	Load a vector from an input stream. More...

void	SetSize (int s)
	Resizes the vector if the new size is different. More...

void	SetData (double *d)

void	SetDataAndSize (double *d, int s)

void	NewDataAndSize (double *d, int s)

void	MakeDataOwner ()

void	Destroy ()
	Destroy a vector. More...

int	Size () const
	Returns the size of the vector. More...

double *	GetData () const

	operator double * ()

	operator const double * () const

bool	OwnsData () const

void	StealData (double **p)
	Changes the ownership of the data; after the call the Vector is empty. More...

double *	StealData ()
	Changes the ownership of the data; after the call the Vector is empty. More...

double &	Elem (int i)
	Sets value in vector. Index i = 0 .. size-1. More...

const double &	Elem (int i) const
	Sets value in vector. Index i = 0 .. size-1. More...

double &	operator() (int i)
	Sets value in vector. Index i = 0 .. size-1. More...

const double &	operator() (int i) const
	Sets value in vector. Index i = 0 .. size-1. More...

double	operator* (const double *) const

double	operator* (const Vector &v) const
	Return the inner-product. More...

Vector &	operator= (const double *v)

Vector &	operator= (const Vector &v)
	Redefine '=' for vector = vector. More...

Vector &	operator= (double value)
	Redefine '=' for vector = constant. More...

Vector &	operator*= (double c)

Vector &	operator/= (double c)

Vector &	operator-= (double c)

Vector &	operator-= (const Vector &v)

Vector &	operator+= (const Vector &v)

Vector &	Add (const double a, const Vector &Va)
	(this) += a Va More...

Vector &	Set (const double a, const Vector &x)
	(this) = a x More...

void	SetVector (const Vector &v, int offset)

void	Neg ()
	(this) = -(this) More...

void	Swap (Vector &other)
	Swap the contents of two Vectors. More...

void	median (const Vector &lo, const Vector &hi)
	v = median(v,lo,hi) entrywise. Implementation assumes lo <= hi. More...

void	GetSubVector (const Array< int > &dofs, Vector &elemvect) const

void	GetSubVector (const Array< int > &dofs, double *elem_data) const

void	SetSubVector (const Array< int > &dofs, const Vector &elemvect)

void	SetSubVector (const Array< int > &dofs, double *elem_data)

void	AddElementVector (const Array< int > &dofs, const Vector &elemvect)
	Add (element) subvector to the vector. More...

void	AddElementVector (const Array< int > &dofs, double *elem_data)

void	AddElementVector (const Array< int > &dofs, const double a, const Vector &elemvect)

void	SetSubVectorComplement (const Array< int > &dofs, const double val)
	Set all vector entries NOT in the 'dofs' array to the given 'val'. More...

void	Print (std::ostream &out=std::cout, int width=8) const
	Prints vector to stream out. More...

void	Print_HYPRE (std::ostream &out) const
	Prints vector to stream out in HYPRE_Vector format. More...

void	Randomize (int seed=0)
	Set random values in the vector. More...

double	Norml2 () const
	Returns the l2 norm of the vector. More...

double	Normlinf () const
	Returns the l_infinity norm of the vector. More...

double	Norml1 () const
	Returns the l_1 norm of the vector. More...

double	Normlp (double p) const
	Returns the l_p norm of the vector. More...

double	Max () const
	Returns the maximal element of the vector. More...

double	Min () const
	Returns the minimal element of the vector. More...

double	Sum () const
	Return the sum of the vector entries. More...

double	DistanceTo (const double *p) const
	Compute the Euclidean distance to another vector. More...

int	CheckFinite () const

virtual	~Vector ()
	Destroys vector. More...

Additional Inherited Members
Protected Attributes inherited from mfem::Vector
int	size

int	allocsize

double *	data

Detailed Description

Class for linear form - Vector with associated FE space and LFIntegrators.

Definition at line 23 of file linearform.hpp.

Constructor & Destructor Documentation

mfem::LinearForm::LinearForm ( FiniteElementSpace * f )

inline

Creates linear form associated with FE space *f.

Definition at line 40 of file linearform.hpp.

mfem::LinearForm::LinearForm ( )

inline

Definition at line 43 of file linearform.hpp.

mfem::LinearForm::~LinearForm ( )

Destroys linear form.

Definition at line 118 of file linearform.cpp.

Member Function Documentation

void mfem::LinearForm::AddBdrFaceIntegrator ( LinearFormIntegrator * lfi )

Adds new Boundary Face Integrator.

Definition at line 29 of file linearform.cpp.

void mfem::LinearForm::AddBoundaryIntegrator ( LinearFormIntegrator * lfi )

Adds new Boundary Integrator.

Definition at line 24 of file linearform.cpp.

void mfem::LinearForm::AddDomainIntegrator ( LinearFormIntegrator * lfi )

Adds new Domain Integrator.

Definition at line 19 of file linearform.cpp.

void mfem::LinearForm::Assemble ( )

Assembles the linear form i.e. sums over all domain/bdr integrators.

Definition at line 34 of file linearform.cpp.

void mfem::LinearForm::ConformingAssemble ( Vector & b ) const

Apply the conforming interpolation matrix and return 'b': b = P'*this.

Definition at line 89 of file linearform.cpp.

void mfem::LinearForm::ConformingAssemble ( )

Apply the conforming interpolation matrix to 'this': this = P'*this.

Definition at line 102 of file linearform.cpp.

FiniteElementSpace* mfem::LinearForm::GetFES ( )

inline

Definition at line 45 of file linearform.hpp.

void mfem::LinearForm::Update ( )

inline

Definition at line 65 of file linearform.hpp.

void mfem::LinearForm::Update ( FiniteElementSpace * f )

inline

Definition at line 67 of file linearform.hpp.

void mfem::LinearForm::Update	(	FiniteElementSpace *	f,
		Vector &	v,
		int	v_offset
	)

Definition at line 112 of file linearform.cpp.

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

Public Member Functions

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation