Element Class Reference

#include <elements.h>

Collaboration diagram for Element:

Public Member Functions
	Element ()
	Element (unsigned int dim, Mesh *mesh_in, RegionIdx reg)
void	init (unsigned int dim, Mesh *mesh_in, RegionIdx reg)
	~Element ()
unsigned int	dim () const
unsigned int	index () const
unsigned int	n_sides () const
unsigned int	n_nodes () const
ElementAccessor< 3 >	element_accessor () const
	Gets ElementAccessor of this element. More...
double	measure () const
arma::vec3	centre () const
double	quality_measure_smooth ()
unsigned int	n_sides_by_dim (unsigned int side_dim)
SideIter	side (const unsigned int loc_index)
const SideIter	side (const unsigned int loc_index) const
Region	region () const
RegionIdx	region_idx () const
unsigned int	id () const
void	get_bounding_box (BoundingBox &bounding_box) const
BoundingBox	bounding_box ()
vector< arma::vec3 >	vertex_list ()

Public Attributes
int	pid
Node **	node
unsigned int *	edge_idx_
unsigned int *	boundary_idx_
unsigned int *	permutation_idx_
unsigned int	n_neighs_vb
Neighbour **	neigh_vb
Mesh *	mesh_

Protected Attributes
RegionIdx	region_idx_
unsigned int	dim_

Friends
class	GmshMeshReader
template<int spacedim, class Value >
class	Field

Detailed Description

Definition at line 50 of file elements.h.

Constructor & Destructor Documentation

Element::Element

(

)

Definition at line 46 of file elements.cc.

Element::Element	(	unsigned int	dim,
		Mesh *	mesh_in,
		RegionIdx	reg
	)

Definition at line 65 of file elements.cc.

Element::~Element

(

)

Definition at line 92 of file elements.cc.

Member Function Documentation

BoundingBox Element::bounding_box ( )

inline

Return bounding box of the element.

Definition at line 113 of file elements.h.

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arma::vec3 Element::centre

(

)

const

SET THE "CENTRE[]" FIELD IN STRUCT ELEMENT

Definition at line 132 of file elements.cc.

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unsigned int Element::dim ( ) const

inline

Definition at line 15 of file element_impls.hh.

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ElementAccessor< 3 > Element::element_accessor

(

)

const

Gets ElementAccessor of this element.

Definition at line 160 of file elements.cc.

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void Element::get_bounding_box

(

BoundingBox &

bounding_box

)

const

Computes bounding box of element (OBSOLETE)

Definition at line 208 of file elements.cc.

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unsigned int Element::id

(

)

const

Definition at line 172 of file elements.cc.

unsigned int Element::index ( ) const

inline

Definition at line 20 of file element_impls.hh.

void Element::init	(	unsigned int	dim,
		Mesh *	mesh_in,
		RegionIdx	reg
	)

Definition at line 72 of file elements.cc.

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double Element::measure

(

)

const

SET THE "METRICS" FIELD IN STRUCT ELEMENT

Definition at line 101 of file elements.cc.

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unsigned int Element::n_nodes ( ) const

inline

Definition at line 25 of file element_impls.hh.

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unsigned int Element::n_sides ( ) const

inline

Definition at line 31 of file element_impls.hh.

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unsigned int Element::n_sides_by_dim

(

unsigned int

side_dim

)

Count element sides of the space dimension side_dim.

Definition at line 149 of file elements.cc.

double Element::quality_measure_smooth

(

)

Quality of the element based on the smooth and scale-invariant quality measures proposed in: J. R. Schewchuk: What is a Good Linear Element?

We scale the measure so that is gives value 1 for regular elements. Line 1d elements have always quality 1.

Definition at line 176 of file elements.cc.

Region Element::region

(

)

const

Definition at line 167 of file elements.cc.

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RegionIdx Element::region_idx ( ) const

inline

Definition at line 82 of file elements.h.

SideIter Element::side ( const unsigned int  loc_index )

inline

Definition at line 37 of file element_impls.hh.

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const SideIter Element::side ( const unsigned int  loc_index ) const

inline

Definition at line 41 of file element_impls.hh.

vector<arma::vec3> Element::vertex_list ( )

inline

Return list of element vertices.

Definition at line 120 of file elements.h.

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Friends And Related Function Documentation

template<int spacedim, class Value >

friend class Field

friend

Definition at line 143 of file elements.h.

friend class GmshMeshReader

friend

Definition at line 140 of file elements.h.

Member Data Documentation

unsigned int* Element::boundary_idx_

Definition at line 94 of file elements.h.

unsigned int Element::dim_

protected

Definition at line 138 of file elements.h.

unsigned int* Element::edge_idx_

Definition at line 93 of file elements.h.

Mesh* Element::mesh_

Definition at line 132 of file elements.h.

unsigned int Element::n_neighs_vb

Definition at line 127 of file elements.h.

Neighbour** Element::neigh_vb

Definition at line 129 of file elements.h.

Node** Element::node

Definition at line 90 of file elements.h.

unsigned int* Element::permutation_idx_

Indices of permutations of nodes on sides. It determines, in which order to take the nodes of the side so as to obtain the same order as on the reference side (side 0 on the particular edge).

Permutations are defined in RefElement::side_permutations.

Definition at line 103 of file elements.h.

int Element::pid

Definition at line 87 of file elements.h.

RegionIdx Element::region_idx_

protected

Definition at line 137 of file elements.h.

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

• /home/cygwin64/F123-windows-release/flow123d/src/mesh/elements.h
• /home/cygwin64/F123-windows-release/flow123d/src/mesh/element_impls.hh
• /home/cygwin64/F123-windows-release/flow123d/src/mesh/elements.cc