Retrieve component of gradient of GridFunction. More...

#include <grid_function_user_data.h>

Inheritance diagram for ug::GridFunctionGradientComponentData< TGridFunction >:

Public Member Functions
virtual bool	continuous () const
	returns if provided data is continuous over geometric object boundaries

template<int refDim>
void	eval_and_deriv (number vValue[], const MathVector< dim > vGlobIP[], number time, int si, GridObject elem, const MathVector< dim > vCornerCoords[], const MathVector< refDim > vLocIP[], const size_t nip, LocalVector u, bool bDeriv, int s, std::vector< std::vector< number > > vvvDeriv[], const MathMatrix< refDim, dim > *vJT=NULL) const

	GridFunctionGradientComponentData (SmartPtr< TGridFunction > spGridFct, const char *cmp, size_t component)
	Constructor.

Public Member Functions inherited from ug::StdDependentUserData< GridFunctionGradientComponentData< TGridFunction >, number, TGridFunction::dim >
virtual void	compute (LocalVector u, GridObject elem, const MathVector< dim > vCornerCoords[], bool bDeriv=false)
	compute values (and derivatives iff compDeriv == true)

virtual void	compute (LocalVectorTimeSeries u, GridObject elem, const MathVector< dim > vCornerCoords[], bool bDeriv=false)
	compute values (and derivatives iff compDeriv == true, but only for the 'current' time point)

void	eval_deriv (LocalVector u, GridObject elem, const MathVector< dim > vCornerCoords[], bool bDeriv=false)

void	eval_deriv (LocalVectorTimeSeries u, GridObject elem, const MathVector< dim > vCornerCoords[], bool bDeriv=false)

void	evaluate (number vValue[], const MathVector< dim > vGlobIP[], number time, int si, GridObject elem, const MathVector< dim > vCornerCoords[], const MathVector< refDim > vLocIP[], const size_t nip, LocalVector u, const MathMatrix< refDim, dim > *vJT=NULL) const

virtual void	operator() (number &value, const MathVector< dim > &globIP, number time, int si) const
	returns value for a global position

virtual void	operator() (number vValue[], const MathVector< dim > vGlobIP[], number time, int si, const size_t nip) const
	returns value for global positions

	StdDependentUserData ()

	StdDependentUserData (const char *symbFct)

	StdDependentUserData (const std::string &symbFct)

	StdDependentUserData (const std::vector< std::string > &symbFct)

Public Member Functions inherited from ug::StdUserData< TImpl, TData, dim, TRet, TBase >
virtual TRet	operator() (TData &value, const MathVector< dim > &globIP, number time, int si) const =0
	returns value for a global position

virtual void	operator() (TData vValue[], const MathVector< dim > vGlobIP[], number time, int si, const size_t nip) const =0
	returns value for global positions

virtual void	operator() (TData vValue[], const MathVector< dim > vGlobIP[], number time, int si, GridObject elem, const MathVector< dim > vCornerCoords[], const MathVector< 1 > vLocIP[], const size_t nip, LocalVector u, const MathMatrix< 1, dim > *vJT=NULL) const

virtual void	operator() (TData vValue[], const MathVector< dim > vGlobIP[], number time, int si, GridObject elem, const MathVector< dim > vCornerCoords[], const MathVector< 2 > vLocIP[], const size_t nip, LocalVector u, const MathMatrix< 2, dim > *vJT=NULL) const

virtual void	operator() (TData vValue[], const MathVector< dim > vGlobIP[], number time, int si, GridObject elem, const MathVector< dim > vCornerCoords[], const MathVector< 3 > vLocIP[], const size_t nip, LocalVector u, const MathMatrix< 3, dim > *vJT=NULL) const

Public Member Functions inherited from ug::CplUserData< TData, dim, TRet >
bool	defined (size_t s, size_t ip) const
	returns flag, if data is evaluated (for conditional data)

size_t	num_ip (size_t s) const
	returns the number of integration points

size_t	num_series () const
	explicitly forward some functions

void	register_storage_callback (DataImport< TData, dim > obj, void(DataImport< TData, dim >::func)())
	register external callback, invoked when data storage changed

void	unregister_storage_callback (DataImport< TData, dim > *obj)
	register all callbacks registered by class

TData &	value (size_t s, size_t ip)
	returns the value at ip

const TData &	value (size_t s, size_t ip) const
	returns the value at ip

TData *	values (size_t s)
	returns all values for a series

const TData *	values (size_t s) const
	returns all values for a series

	~CplUserData ()
	destructor

Public Member Functions inherited from ug::ICplUserData< dim >
bool	at_current_time (size_t s) const
	returns true iff the time point specification is equal to the current one, or not specified

virtual void	check_setup () const
	returns if the dependent data is ready for evaluation

void	clear ()
	clear all data

virtual bool	constant () const
	returns if data is constant

int	dim_local_ips () const
	returns current local ip dimension

	ICplUserData ()
	default constructor

const MathVector< dim > &	ip (size_t s, size_t ip) const
	returns global ip

const MathVector< dim > *	ips (size_t s) const
	returns global ips

template<int ldim>
const MathVector< ldim > &	local_ip (size_t s, size_t ip) const
	returns local ip

template<int ldim>
const MathVector< ldim > *	local_ips (size_t s) const
	returns local ips

virtual SmartPtr< ICplUserData >	needed_data (size_t i)
	return needed data

size_t	num_ip (size_t s) const
	returns the number of integration points

virtual size_t	num_needed_data () const
	number of other Data this data depends on

size_t	num_series () const
	returns the number of ip series

template<int ldim>
size_t	register_local_ip_series (const MathVector< ldim > *vPos, const size_t numIP, bool bMayChange=true)
	set local positions without the specification of the time point, returns series id

template<int ldim>
size_t	register_local_ip_series (const MathVector< ldim > *vPos, const size_t numIP, const int timePointSpec, bool bMayChange=true)
	set local positions, returns series id

void	set_global_ips (size_t s, const MathVector< dim > *vPos, size_t numIP)
	set global positions

template<int ldim>
void	set_local_ips (const size_t seriesId, const MathVector< ldim > *vPos, const size_t numIP)
	sets new local ip positions for a local ip series

void	set_subset (int si)
	set the subset of evaluation

void	set_time_point (const size_t seriesId, const int timePointSpec)
	sets a new time point for a local ip series

void	set_time_point (size_t timePoint)
	sets the current time point

void	set_times (const std::vector< number > &vTime)
	set evaluation time

int	subset () const
	returns the subset of evaluation

number	time () const
	get the current evaluation time

number	time (size_t s) const
	get the specified evaluation time

size_t	time_point ()
	returns the current time point

size_t	time_point (size_t s) const
	returns the time point specification (in particular, the current one, if the own one not specified)

int	time_point_specification (size_t s) const
	returns the time point specification (note: it may be -1, i.e. not specified)

virtual void	update_dof_sizes (const LocalIndices &ind)
	resize arrays

virtual bool	zero_derivative () const
	returns if data depends on solution

virtual	~ICplUserData ()
	virtual desctructor

Public Member Functions inherited from ug::UserDataInfo
const FunctionGroup &	function_group () const
	Function Group of functions.

const FunctionIndexMapping &	map () const
	get function mapping

size_t	num_fct () const
	number of functions this export depends on

const char *	obj_name ()
	gets the name of the object (s. the field m_objName)

virtual void	set_function_pattern (ConstSmartPtr< FunctionPattern > fctPatt)
	sets the function pattern for a possibly needed grid function

void	set_obj_name (const char *name)
	sets the name of the object (s. the field m_objName)

virtual	~UserDataInfo ()
	virtual destructor

Public Member Functions inherited from ug::UserData< TData, dim, TRet >
int	get_dim () const
	returns dimension

virtual void	operator() (TData &value, const MathVector< dim > &globIP, number time, int si, Vertex *vrt) const
	returns a value at a vertex

virtual bool	requires_grid_fct () const =0
	returns if grid function is needed for evaluation

std::string	type () const
	returns type of data as string (e.g. "Number", "Vector", "Matrix")

TRet	operator() (TData &value, const MathVector< dim > &globIP, number time, int si, GridObject elem, const MathVector< dim > vCornerCoords[], const MathVector< 1 > &locIP, LocalVector u) const

TRet	operator() (TData &value, const MathVector< dim > &globIP, number time, int si, GridObject elem, const MathVector< dim > vCornerCoords[], const MathVector< 2 > &locIP, LocalVector u) const

TRet	operator() (TData &value, const MathVector< dim > &globIP, number time, int si, GridObject elem, const MathVector< dim > vCornerCoords[], const MathVector< 3 > &locIP, LocalVector u) const

Static Public Attributes
static const int	dim = TGridFunction::dim
	World dimension of GridFunction m_spGridFct.

Private Attributes
size_t	m_component
	Component index of gradient to return (0-based)

size_t	m_fct
	Component ID of function to be used.

LFEID	m_lfeID
	Local Finite Element ID.

SmartPtr< TGridFunction >	m_spGridFct
	GridFunction to loop over.

Additional Inherited Members
Public Types inherited from ug::CplUserData< TData, dim, TRet >
typedef ICplUserData< dim >	base_type
	type of base class

Public Types inherited from ug::UserData< TData, dim, TRet >
typedef TData	data_type

typedef TRet	return_type

Protected Member Functions inherited from ug::StdDependentUserData< GridFunctionGradientComponentData< TGridFunction >, number, TGridFunction::dim >
GridFunctionGradientComponentData< TGridFunction > &	getImpl ()
	access to implementation

const GridFunctionGradientComponentData< TGridFunction > &	getImpl () const
	const access to implementation

Protected Member Functions inherited from ug::StdUserData< TImpl, TData, dim, TRet, TBase >
TImpl &	getImpl ()
	access to implementation

const TImpl &	getImpl () const
	const access to implementation

Protected Member Functions inherited from ug::CplUserData< TData, dim, TRet >
void	call_storage_callback () const
	calls are registered external storage callbacks

void	check_series (size_t s) const
	checks in debug mode the correct index

void	check_series_ip (size_t s, size_t ip) const
	checks in debug mode the correct index

virtual void	local_ip_series_added (const size_t seriesID)
	resizes the data field, when local ip changed signaled

virtual void	local_ip_series_to_be_cleared ()
	free the data field memory and set series to zero

virtual void	local_ips_changed (const size_t seriesID, const size_t newNumIP)
	implement callback, called when local IPs changed

virtual void	value_storage_changed (const size_t seriesID)
	callback, invoked when storage of data has changed for a series

Protected Member Functions inherited from ug::ICplUserData< dim >
void	check_s (size_t s) const
	checks in debug mode the correct usage of indices

void	check_s_ip (size_t s, size_t ip) const
	checks in debug mode the correct usage of indices

std::vector< const MathVector< 1 > * > &	get_local_ips (Int2Type< 1 >)
	help function to get local ips

const std::vector< const MathVector< 1 > * > &	get_local_ips (Int2Type< 1 >) const

std::vector< const MathVector< 2 > * > &	get_local_ips (Int2Type< 2 >)

const std::vector< const MathVector< 2 > * > &	get_local_ips (Int2Type< 2 >) const

std::vector< const MathVector< 3 > * > &	get_local_ips (Int2Type< 3 >)

const std::vector< const MathVector< 3 > * > &	get_local_ips (Int2Type< 3 >) const

virtual void	global_ips_changed (const size_t seriesID, const MathVector< dim > *vPos, const size_t numIP)
	callback invoked after global ips have been changed

Protected Attributes inherited from ug::ICplUserData< dim >
int	m_defaultTimePoint
	default time point (or -1 if not specified)

int	m_locPosDim
	dimension of local position (-1 indicates no dim set)

std::vector< const MathVector< 1 > * >	m_pvLocIP1d
	local ips of dimension 1d-3d

std::vector< const MathVector< 2 > * >	m_pvLocIP2d

std::vector< const MathVector< 3 > * >	m_pvLocIP3d

int	m_si
	subset for evaluation

size_t	m_timePoint
	current time point (used if no explicit specification for series)

std::vector< bool >	m_vMayChange
	flags if local ips may change

std::vector< size_t >	m_vNumIP
	number of evaluation points (-1 indicates no ips set)

std::vector< number >	m_vTime
	time for evaluation

std::vector< int >	m_vTimePoint
	time points for the series

std::vector< const MathVector< dim > * >	m_vvGlobPos
	global ips

Protected Attributes inherited from ug::UserDataInfo
FunctionGroup	m_fctGrp
	functions the data depends on

FunctionIndexMapping	m_map
	Mapping for import fct.

SmartPtr< char >	m_objName
	This field is used mainly for debugging: One can assign a name to the object to identify it when running.

Detailed Description

template<typename TGridFunction>
class ug::GridFunctionGradientComponentData< TGridFunction >

Retrieve component of gradient of GridFunction.

Helper construct to retrieve specific vector element of the gradient of a GridFunction inside loops (e.g. integrals) over that GridFunction.

-- integrate the second component of the gradient of the GridFunction u

Integrate( GridFunctionGradientComponentData(u, "c", 2), u )

ug::GridFunctionGradientComponentData

Retrieve component of gradient of GridFunction.

Definition grid_function_user_data.h:514

ug::GridFunction

represents numerical solutions on a grid using an algebraic vector

Definition grid_function.h:121

ug::Integrate

number Integrate(TConstIterator iterBegin, TConstIterator iterEnd, typename domain_traits< WorldDim >::position_accessor_type &aaPos, IIntegrand< number, WorldDim > &integrand, int quadOrder, std::string quadType, Grid::AttachmentAccessor< typename domain_traits< dim >::grid_base_object, ANumber > *paaElemContribs=NULL)

integrates on the whole domain

Definition integrate.h:260

Constructor & Destructor Documentation

◆ GridFunctionGradientComponentData()

template<typename TGridFunction >

ug::GridFunctionGradientComponentData< TGridFunction >::GridFunctionGradientComponentData	(	SmartPtr< TGridFunction >	spGridFct,
		const char *	cmp,
		size_t	component
	)

inline

Constructor.

Parameters

[in]	spGridFct	GridFunction to loop over
[in]	cmp	Name of the GridFunction's function to calculate gradient of
[in]	component	Index of gradient vector component to return (1-based)

References ug::GridFunctionGradientComponentData< TGridFunction >::dim, ug::GridFunctionGradientComponentData< TGridFunction >::m_component, ug::GridFunctionGradientComponentData< TGridFunction >::m_fct, ug::GridFunctionGradientComponentData< TGridFunction >::m_lfeID, and UG_THROW.

Member Function Documentation

◆ continuous()

template<typename TGridFunction >

virtual bool ug::GridFunctionGradientComponentData< TGridFunction >::continuous ( ) const

inlinevirtual

returns if provided data is continuous over geometric object boundaries

Implements ug::UserDataInfo.

◆ eval_and_deriv()

template<typename TGridFunction >

template<int refDim>

void ug::GridFunctionGradientComponentData< TGridFunction >::eval_and_deriv	(	number	vValue[],
		const MathVector< dim >	vGlobIP[],
		number	time,
		int	si,
		GridObject *	elem,
		const MathVector< dim >	vCornerCoords[],
		const MathVector< refDim >	vLocIP[],
		const size_t	nip,
		LocalVector *	u,
		bool	bDeriv,
		int	s,
		std::vector< std::vector< number > >	vvvDeriv[],
		const MathMatrix< refDim, dim > *	vJT = `NULL`
	)		const