Cell accessor allow iterate over DOF handler cells. More...

#include <dh_cell_accessor.hh>

Collaboration diagram for DHCellAccessor:

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Public Member Functions
	DHCellAccessor ()
	Default invalid accessor. More...

	DHCellAccessor (const DOFHandlerMultiDim *dof_handler, unsigned int loc_idx)

unsigned int	local_idx () const
	Return local index to element (index of DOF handler). More...

unsigned int	elm_idx () const
	Return serial idx to element of loc_ele_idx_. More...

ElementAccessor< 3 >	elm () const
	Return ElementAccessor to element of loc_ele_idx_. More...

unsigned int	get_dof_indices (std::vector< LongIdx > &indices) const
	Fill vector of the global indices of dofs associated to the cell. More...

LocDofVec	get_loc_dof_indices () const
	Returns the local indices of dofs associated to the cell on the local process. More...

unsigned int	n_dofs () const
	Return number of dofs on given cell. More...

const Dof &	cell_dof (unsigned int idof) const
	Return dof on a given cell. More...

unsigned int	dim () const
	Return dimension of element appropriate to cell. More...

const DOFHandlerMultiDim *	dh () const
	Return DOF handler. More...

template<unsigned int dim>
FEPtr< dim >	fe () const
	Returns finite element object for given space dimension. More...

bool	is_valid () const
	Check validity of accessor (see default constructor) More...

Range< DHCellSide >	side_range () const
	Returns range of cell sides. More...

RangeConvert< DHNeighbSide, DHCellSide >	neighb_sides () const
	Returns range of neighbour cell of lower dimension corresponding to cell of higher dimension. More...

bool	is_own () const
	Return true if accessor represents own element (false for ghost element) More...

DHCellAccessor	cell_with_other_dh (const DOFHandlerMultiDim *dh) const
	Create new accessor with same local idx and given DOF handler. Actual and given DOF handler must be create on same Mesh. More...

void	inc ()
	Iterates to next local element. More...

bool	operator== (const DHCellAccessor &other) const
	Comparison of accessors. More...

bool	operator!= (const DHCellAccessor &other) const
	Comparison of accessors. More...

Private Attributes
const DOFHandlerMultiDim *	dof_handler_
	Pointer to the DOF handler owning the element. More...

unsigned int	loc_ele_idx_
	Index into DOFHandler::el_4_loc array. More...

Friends
class	DHCellSide

class	DHEdgeSide

class	DHNeighbSide

Detailed Description

Cell accessor allow iterate over DOF handler cells.

Iterating is possible over different ranges of local and ghost elements.

Iterator is defined by:

DOF handler
local index of DOF cell (iterated value)

Definition at line 43 of file dh_cell_accessor.hh.

Constructor & Destructor Documentation

◆ DHCellAccessor() [1/2]

DHCellAccessor::DHCellAccessor ( )

inline

Default invalid accessor.

Definition at line 46 of file dh_cell_accessor.hh.

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◆ DHCellAccessor() [2/2]

DHCellAccessor::DHCellAccessor	(	const DOFHandlerMultiDim *	dof_handler,
		unsigned int	loc_idx
	)

inline

DOF cell accessor.

Definition at line 53 of file dh_cell_accessor.hh.

Member Function Documentation

◆ cell_dof()

const Dof & DHCellAccessor::cell_dof ( unsigned int idof ) const

inline

Return dof on a given cell.

Parameters

idof	Number of dof on the cell.

Definition at line 440 of file dh_cell_accessor.hh.

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◆ cell_with_other_dh()

DHCellAccessor DHCellAccessor::cell_with_other_dh ( const DOFHandlerMultiDim * dh ) const

inline

Create new accessor with same local idx and given DOF handler. Actual and given DOF handler must be create on same Mesh.

Definition at line 135 of file dh_cell_accessor.hh.

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◆ dh()

const DOFHandlerMultiDim* DHCellAccessor::dh ( ) const

inline

Return DOF handler.

Definition at line 106 of file dh_cell_accessor.hh.

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◆ dim()

unsigned int DHCellAccessor::dim ( ) const

inline

Return dimension of element appropriate to cell.

Definition at line 101 of file dh_cell_accessor.hh.

◆ elm()

ElementAccessor<3> DHCellAccessor::elm ( ) const

inline

Return ElementAccessor to element of loc_ele_idx_.

Definition at line 71 of file dh_cell_accessor.hh.

◆ elm_idx()

unsigned int DHCellAccessor::elm_idx ( ) const

inline

Return serial idx to element of loc_ele_idx_.

Definition at line 64 of file dh_cell_accessor.hh.

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◆ fe()

template<unsigned int dim>

FEPtr<dim> DHCellAccessor::fe ( ) const

inline

Returns finite element object for given space dimension.

Definition at line 114 of file dh_cell_accessor.hh.

◆ get_dof_indices()

unsigned int DHCellAccessor::get_dof_indices ( std::vector< LongIdx > & indices ) const

inline

Fill vector of the global indices of dofs associated to the cell.

Parameters

indices Vector of dof indices on the cell.

Definition at line 80 of file dh_cell_accessor.hh.

◆ get_loc_dof_indices()

LocDofVec DHCellAccessor::get_loc_dof_indices ( ) const

inline

Returns the local indices of dofs associated to the cell on the local process.

Parameters

indices Array of dof indices on the cell.

Definition at line 88 of file dh_cell_accessor.hh.

◆ inc()

void DHCellAccessor::inc ( )

inline

Iterates to next local element.

Definition at line 142 of file dh_cell_accessor.hh.

◆ is_own()

bool DHCellAccessor::is_own ( ) const

inline

Return true if accessor represents own element (false for ghost element)

Definition at line 130 of file dh_cell_accessor.hh.

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◆ is_valid()

bool DHCellAccessor::is_valid ( ) const

inline

Check validity of accessor (see default constructor)

Definition at line 119 of file dh_cell_accessor.hh.

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◆ local_idx()

unsigned int DHCellAccessor::local_idx ( ) const

inline

Return local index to element (index of DOF handler).

Definition at line 58 of file dh_cell_accessor.hh.

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◆ n_dofs()

unsigned int DHCellAccessor::n_dofs ( ) const

inline

Return number of dofs on given cell.

Definition at line 420 of file dh_cell_accessor.hh.

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◆ neighb_sides()

RangeConvert< DHNeighbSide, DHCellSide > DHCellAccessor::neighb_sides ( ) const

inline

Returns range of neighbour cell of lower dimension corresponding to cell of higher dimension.

Definition at line 471 of file dh_cell_accessor.hh.

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◆ operator!=()

bool DHCellAccessor::operator!= ( const DHCellAccessor & other ) const

inline

Comparison of accessors.

Definition at line 152 of file dh_cell_accessor.hh.

◆ operator==()

bool DHCellAccessor::operator== ( const DHCellAccessor & other ) const

inline

Comparison of accessors.

Definition at line 147 of file dh_cell_accessor.hh.

◆ side_range()

Range< DHCellSide > DHCellAccessor::side_range ( ) const

inline

Returns range of cell sides.

Definition at line 464 of file dh_cell_accessor.hh.

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Friends And Related Function Documentation

◆ DHCellSide

friend class DHCellSide

friend

Definition at line 163 of file dh_cell_accessor.hh.

◆ DHEdgeSide

friend class DHEdgeSide

friend

Definition at line 164 of file dh_cell_accessor.hh.

◆ DHNeighbSide

friend class DHNeighbSide

friend

Definition at line 165 of file dh_cell_accessor.hh.

Member Data Documentation

◆ dof_handler_

const DOFHandlerMultiDim* DHCellAccessor::dof_handler_

private

Pointer to the DOF handler owning the element.

Definition at line 159 of file dh_cell_accessor.hh.

◆ loc_ele_idx_

unsigned int DHCellAccessor::loc_ele_idx_

private

Index into DOFHandler::el_4_loc array.

Definition at line 161 of file dh_cell_accessor.hh.

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

/home/runner/work/flow123d/flow123d/src/fem/dh_cell_accessor.hh

Public Member Functions

Private Attributes

Friends

Detailed Description

Constructor & Destructor Documentation

◆ DHCellAccessor() [1/2]

◆ DHCellAccessor() [2/2]

Member Function Documentation

◆ cell_dof()

◆ cell_with_other_dh()

◆ dh()

◆ dim()

◆ elm()

◆ elm_idx()

◆ fe()

◆ get_dof_indices()

◆ get_loc_dof_indices()

◆ inc()

◆ is_own()

◆ is_valid()

◆ local_idx()

◆ n_dofs()

◆ neighb_sides()

◆ operator!=()

◆ operator==()

◆ side_range()

Friends And Related Function Documentation

◆ DHCellSide

◆ DHEdgeSide

◆ DHNeighbSide

Member Data Documentation

◆ dof_handler_

◆ loc_ele_idx_