Vector coefficient defined by a scalar DeltaCoefficient and a constant vector direction. More...

#include <coefficient.hpp>

Inheritance diagram for mfem::VectorDeltaCoefficient:

Collaboration diagram for mfem::VectorDeltaCoefficient:

Public Member Functions
	VectorDeltaCoefficient (int vdim_)
	Construct with a vector of dimension vdim_. More...

	VectorDeltaCoefficient (const Vector &dir_)
	Construct with a Vector object representing the direction and a unit delta function centered at (0.0,0.0,0.0) More...

	VectorDeltaCoefficient (const Vector &dir_, double x, double s)
	Construct with a Vector object representing the direction and a delta function scaled by s and centered at (x,0.0,0.0) More...

	VectorDeltaCoefficient (const Vector &dir_, double x, double y, double s)
	Construct with a Vector object representing the direction and a delta function scaled by s and centered at (x,y,0.0) More...

	VectorDeltaCoefficient (const Vector &dir_, double x, double y, double z, double s)
	Construct with a Vector object representing the direction and a delta function scaled by s and centered at (x,y,z) More...

void	SetDeltaCoefficient (const DeltaCoefficient &d_)
	Replace the associated DeltaCoefficient with a new DeltaCoefficient. More...

DeltaCoefficient &	GetDeltaCoefficient ()
	Return the associated scalar DeltaCoefficient. More...

void	SetScale (double s)

void	SetDirection (const Vector &d_)

void	SetDeltaCenter (const Vector &center)

void	GetDeltaCenter (Vector &center)

virtual void	EvalDelta (Vector &V, ElementTransformation &T, const IntegrationPoint &ip)
	Return the specified direction vector multiplied by the value returned by DeltaCoefficient::EvalDelta() of the associated scalar DeltaCoefficient. More...

virtual void	Eval (Vector &V, ElementTransformation &T, const IntegrationPoint &ip)
	A VectorDeltaFunction cannot be evaluated. Calling this method will cause an MFEM error, terminating the application. More...

virtual	~VectorDeltaCoefficient ()

Public Member Functions inherited from mfem::VectorCoefficient
	VectorCoefficient (int vd)
	Initialize the VectorCoefficient with vector dimension vd. More...

void	SetTime (double t)
	Set the time for time dependent coefficients. More...

double	GetTime ()
	Get the time for time dependent coefficients. More...

int	GetVDim ()
	Returns dimension of the vector. More...

virtual void	Eval (DenseMatrix &M, ElementTransformation &T, const IntegrationRule &ir)
	Evaluate the vector coefficient in the element described by T at all points of ir, storing the result in M. More...

virtual	~VectorCoefficient ()

Protected Attributes
Vector	dir

DeltaCoefficient	d

Protected Attributes inherited from mfem::VectorCoefficient
int	vdim

double	time

Detailed Description

Vector coefficient defined by a scalar DeltaCoefficient and a constant vector direction.

WARNING this cannot be used as a normal coefficient. The usual Eval method is disabled.

Definition at line 603 of file coefficient.hpp.

Constructor & Destructor Documentation

mfem::VectorDeltaCoefficient::VectorDeltaCoefficient ( int vdim_ )

inline

Construct with a vector of dimension vdim_.

Definition at line 611 of file coefficient.hpp.

mfem::VectorDeltaCoefficient::VectorDeltaCoefficient ( const Vector & dir_ )

inline

Construct with a Vector object representing the direction and a unit delta function centered at (0.0,0.0,0.0)

Definition at line 616 of file coefficient.hpp.

mfem::VectorDeltaCoefficient::VectorDeltaCoefficient	(	const Vector &	dir_,
		double	x,
		double	s
	)

inline

Construct with a Vector object representing the direction and a delta function scaled by s and centered at (x,0.0,0.0)

Definition at line 621 of file coefficient.hpp.

mfem::VectorDeltaCoefficient::VectorDeltaCoefficient	(	const Vector &	dir_,
		double	x,
		double	y,
		double	s
	)

inline

Construct with a Vector object representing the direction and a delta function scaled by s and centered at (x,y,0.0)

Definition at line 626 of file coefficient.hpp.

mfem::VectorDeltaCoefficient::VectorDeltaCoefficient	(	const Vector &	dir_,
		double	x,
		double	y,
		double	z,
		double	s
	)

inline

Construct with a Vector object representing the direction and a delta function scaled by s and centered at (x,y,z)

Definition at line 631 of file coefficient.hpp.

virtual mfem::VectorDeltaCoefficient::~VectorDeltaCoefficient ( )

inlinevirtual

Definition at line 661 of file coefficient.hpp.

Member Function Documentation

virtual void mfem::VectorDeltaCoefficient::Eval	(	Vector &	V,
		ElementTransformation &	T,
		const IntegrationPoint &	ip
	)

inlinevirtual

A VectorDeltaFunction cannot be evaluated. Calling this method will cause an MFEM error, terminating the application.

Implements mfem::VectorCoefficient.

Definition at line 658 of file coefficient.hpp.

void mfem::VectorDeltaCoefficient::EvalDelta	(	Vector &	V,
		ElementTransformation &	T,
		const IntegrationPoint &	ip
	)

virtual

Return the specified direction vector multiplied by the value returned by DeltaCoefficient::EvalDelta() of the associated scalar DeltaCoefficient.

Definition at line 256 of file coefficient.cpp.

void mfem::VectorDeltaCoefficient::GetDeltaCenter ( Vector & center )

inline

Definition at line 647 of file coefficient.hpp.

DeltaCoefficient& mfem::VectorDeltaCoefficient::GetDeltaCoefficient ( )

inline

Return the associated scalar DeltaCoefficient.

Definition at line 641 of file coefficient.hpp.

void mfem::VectorDeltaCoefficient::SetDeltaCenter ( const Vector & center )

inline

Definition at line 646 of file coefficient.hpp.

void mfem::VectorDeltaCoefficient::SetDeltaCoefficient ( const DeltaCoefficient & d_ )

inline

Replace the associated DeltaCoefficient with a new DeltaCoefficient.

The new DeltaCoefficient cannot have a specified weight Coefficient, i.e. DeltaCoefficient::Weight() should return NULL.

Definition at line 638 of file coefficient.hpp.

void mfem::VectorDeltaCoefficient::SetDirection ( const Vector & d_ )

Definition at line 250 of file coefficient.cpp.

void mfem::VectorDeltaCoefficient::SetScale ( double s )

inline

Definition at line 643 of file coefficient.hpp.

Member Data Documentation

DeltaCoefficient mfem::VectorDeltaCoefficient::d

protected

Definition at line 607 of file coefficient.hpp.

Vector mfem::VectorDeltaCoefficient::dir

protected

Definition at line 606 of file coefficient.hpp.

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

fem/coefficient.hpp
fem/coefficient.cpp

Public Member Functions

Protected Attributes

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation