#include <FEFunction3D.h>

Inheritance diagram for TFEFunction3D:

Collaboration diagram for TFEFunction3D:

Public Member Functions
	TFEFunction3D (TFESpace3D fespace3D, char name, char description, double values, int length)

	~TFEFunction3D ()

char *	GetName ()

char *	GetDescription ()

TFESpace3D *	GetFESpace3D ()

int	GetLength ()

double *	GetValues ()

void	GetErrors (DoubleFunct3D Exact, int N_Derivatives, MultiIndex3D NeededDerivatives, int N_Errors, ErrorMethod3D ErrorMeth, CoeffFct3D Coeff, TAuxParam3D Aux, int n_fespaces, TFESpace3D fespaces, double errors)

void	GetErrorsForVectorValuedFunction (DoubleFunct3D *const Exact, ErrorMethod3D const ErrMeth, double *const errors)

void	GetErrorsAdapt (DoubleFunct3D Exact, int N_Derivatives, MultiIndex3D NeededDerivatives, int N_Errors, ErrorMethod3D ErrorMeth, CoeffFct3D Coeff, TAuxParam3D Aux, int n_fespaces, TFESpace3D fespaces, double errors)

void	GetErrorsOPTPDE (DoubleFunct3D Exact, int N_Derivatives, MultiIndex3D NeededDerivatives, int N_Errors, ErrorMethod3D ErrorMeth, CoeffFct3D Coeff, TAuxParam3D Aux, int n_fespaces, TFESpace3D fespaces, double radius, double upper, double lower, double errors)

void	GetMeshCellParams (DoubleFunct3D Exact, int N_Derivatives, MultiIndex3D NeededDerivatives, int N_Errors, ErrorMethod3D ErrorMeth, CoeffFct3D Coeff, TAuxParam3D Aux, int n_fespaces, TFESpace3D fespaces, double errors, double *cell_parameters)

void	FindGradient (double x, double y, double z, double *values)

void	FindGradientLocal (TBaseCell cell, int cell_no, double x, double y, double z, double values)

void	FindValueLocal (TBaseCell cell, int cell_no, double x, double y, double z, double values)

void	Interpolate (DoubleFunct3D *Exact)

void	InterpolateSuper (DoubleFunct3D *Exact)

void	Interpolate (int N_Coord, double Coords, int N_AuxFeFcts, TFEFunction3D AuxFeFcts, DoubleFunctND Exact)

void	Interpolate_vector_valued_function (std::vector< DoubleFunct3D * > Exact)
	interpolate a vector valued function More...

void	project_into_L20 (double a=0.0)
	project this functions into the space L20 (having zero mean value) More...

void	compute_integral_and_measure (double &integral, double &measure) const
	find the integral of this function and the measure of its domain More...

void	SetDirichletBC (BoundCondFunct3D BoundaryCondition, BoundValueFunct3D BoudaryValue)
	Set Dirichlet values according to boundary conditions. More...

void	MinMax (double &min, double &max)
	find the largest and smallest element in the vector of this FE function

void	PrintMinMax ()
	print the largest and smallest element in the vector of this FE function

Protected Attributes
char *	Name

char *	Description

TFESpace3D *	FESpace3D

double *	Values

int	Length

Detailed Description

a function from a finite element space

Constructor & Destructor Documentation

TFEFunction3D::TFEFunction3D	(	TFESpace3D *	fespace3D,
		char *	name,
		char *	description,
		double *	values,
		int	length
	)

constructor with vector initialization

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TFEFunction3D::~TFEFunction3D ( )

destructor

Member Function Documentation

void TFEFunction3D::compute_integral_and_measure	(	double &	integral,
		double &	measure
	)		const

find the integral of this function and the measure of its domain

Parameters

[out]	integral	double value for the integral of this TFEFunction2D
[out]	measure	double value for the measure of its domain

compute integral and measure

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void TFEFunction3D::FindGradient	(	double	x,
		double	y,
		double	z,
		double *	values
	)

determine the value of function and its first derivatives at the given point

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void TFEFunction3D::FindGradientLocal	(	TBaseCell *	cell,
		int	cell_no,
		double	x,
		double	y,
		double	z,
		double *	values
	)

determine the value of function and its first derivatives at the given point

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void TFEFunction3D::FindValueLocal	(	TBaseCell *	cell,
		int	cell_no,
		double	x,
		double	y,
		double	z,
		double *	values
	)

determine the value of function the given point

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char* TFEFunction3D::GetDescription ( )

inline

return description

void TFEFunction3D::GetErrors	(	DoubleFunct3D *	Exact,
		int	N_Derivatives,
		MultiIndex3D *	NeededDerivatives,
		int	N_Errors,
		ErrorMethod3D *	ErrorMeth,
		CoeffFct3D *	Coeff,
		TAuxParam3D *	Aux,
		int	n_fespaces,
		TFESpace3D **	fespaces,
		double *	errors
	)

calculate errors to given function NOTE: errors must be of length N_Errors+1 !!!!

calculate errors to given function

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void TFEFunction3D::GetErrorsOPTPDE	(	DoubleFunct3D *	Exact,
		int	N_Derivatives,
		MultiIndex3D *	NeededDerivatives,
		int	N_Errors,
		ErrorMethod3D *	ErrorMeth,
		CoeffFct3D *	Coeff,
		TAuxParam3D *	Aux,
		int	n_fespaces,
		TFESpace3D **	fespaces,
		double	radius,
		double	upper,
		double	lower,
		double *	errors
	)

calculate errors to given function taylored to OPTPDE

calculate errors to given function taylored for OPTPDE

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TFESpace3D* TFEFunction3D::GetFESpace3D ( )

inline

return fe space

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int TFEFunction3D::GetLength ( )

inline

return length

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void TFEFunction3D::GetMeshCellParams	(	DoubleFunct3D *	Exact,
		int	N_Derivatives,
		MultiIndex3D *	NeededDerivatives,
		int	N_Errors,
		ErrorMethod3D *	ErrorMeth,
		CoeffFct3D *	Coeff,
		TAuxParam3D *	Aux,
		int	n_fespaces,
		TFESpace3D **	fespaces,
		double *	errors,
		double *	cell_parameters
	)

calculate errors to given function

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char* TFEFunction3D::GetName ( )

inline

return name

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double* TFEFunction3D::GetValues ( )

inline

return vector of data

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void TFEFunction3D::Interpolate ( DoubleFunct3D * Exact )

calculate the interpolation of an exact function

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void TFEFunction3D::Interpolate	(	int	N_Coord,
		double *	Coords,
		int	N_AuxFeFcts,
		TFEFunction3D **	AuxFeFcts,
		DoubleFunctND *	Exact
	)

interpolation of an exact function with give FeFunction values

calculate the interpolation of an exact function

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void TFEFunction3D::Interpolate_vector_valued_function ( std::vector< DoubleFunct3D * > Exact )

interpolate a vector valued function

Parameters

[in] Exact must be of length 3 (= space dimension)

Warning: EvalAll must be correctly implemented for the used finite element

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void TFEFunction3D::InterpolateSuper ( DoubleFunct3D * Exact )

calculate the super-convergence interpolation of an exact function

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void TFEFunction3D::project_into_L20 ( double a = 0.0 )

project this functions into the space L20 (having zero mean value)

After a call to this function the mean value (integral of this function devided by the measure of its domain) has the value a. This is for example needed for the pressure in a Stokes problem with Dirichlet conditions on all boundaries.

Parameters

[in] a set mean value of this FEFunction3D to a

project function into the space L20 (having zero mean value, or in general a mean value)

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void TFEFunction3D::SetDirichletBC	(	BoundCondFunct3D *	BoundaryCondition,
		BoundValueFunct3D *	BoudaryValue
	)

Set Dirichlet values according to boundary conditions.

Set Dirichlet values according to boundary conditions

cout << "USE_ISOPARAMETRIC: " << endl;

cout << "Non_ISOPARAMETRIC: " << endl;

endif

for m<N_Joints

endfor i<N_Cells

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Member Data Documentation

char* TFEFunction3D::Description

protected

some more words describing the function

TFESpace3D* TFEFunction3D::FESpace3D

protected

space to which this function belongs to

int TFEFunction3D::Length

protected

length of vector

char* TFEFunction3D::Name

protected

name of the function

double* TFEFunction3D::Values

protected

double vector according to FE isomorphism

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

include/FE/FEFunction3D.h
src/FE/FEFunction3D.C

Public Member Functions

Protected Attributes

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation