Base type for a halfedge. More...

#include <halfedget.hh>

Inheritance diagram for a48::HalfedgeT< Traits >:

Public Types
typedef Traits::vertex_type	vertex_type
	vertex definition
typedef Traits::halfedge_type	halfedge_type
	halfedge definition
typedef Traits::face_type	face_type
	face definition
typedef std::pair< const vertex_type , const vertex_type >	edge_type
	edge definition
Public Member Functions
	HalfedgeT ()
	Default Constructor.
	HalfedgeT (vertex_type _v, halfedge_type _n=0, halfedge_type _o=0, face_type _f=0)
bool	is_boundary (void) const
	Verifies if this halfedge belongs to the mesh boundary.
bool	is_consistent (void) const
	Verifies if this halfedge and its opposite is going in opposed directions.

const vertex_type *	from_vertex (void) const
vertex_type *	from_vertex (void)
	Gets vertex where this halfedge comes from.
const vertex_type *	vertex (void) const
vertex_type *	vertex (void)
	Gets incident vertex of this halfedge.
const halfedge_type *	next (void) const
halfedge_type *	next (void)
	Gets next halfedge of this halfedge.
const halfedge_type *	previous (void) const
halfedge_type *	previous (void)
	Gets previous halfedge of this halfedge.
const halfedge_type *	opposite (void) const
halfedge_type *	opposite (void)
	Gets opposite halfedge of this halfedge.
const face_type *	face (void) const
face_type *	face (void)
	Gets incident face of this halfedge.
unsigned int	adjacent_faces (void) const
	Gets the number of adjacent faces to this halfedge.
edge_type	edge (void) const
void	edge (edge_type &e) const
	Gets the edge of this halfedge.
bool	is_flip_ok (void) const
	Verifies if this halfedge can be flipped.

void	set_vertex (vertex_type *_v)
	Sets incident vertex of this halfedge.
void	set_next (halfedge_type *_n)
	Sets next halfedge of this halfedge.
void	set_opposite (halfedge_type *_o)
	Sets opposite halfedge of this halfedge.
void	set_face (face_type *_f)
	Sets incident face of this halfedge.
void	set (vertex_type _v, halfedge_type _n, halfedge_type *_o)
void	set (vertex_type _v, halfedge_type _n, face_type *_f)
void	set (vertex_type _v, halfedge_type _n)
void	set (halfedge_type _n, face_type _f)
void	set (halfedge_type _n, face_type _f, halfedge_type *_o)
void	set (face_type _f, halfedge_type _o)
void	set (vertex_type _v, halfedge_type _n, halfedge_type _o, face_type _f)
	Sets halfedge information.
Related Functions
(Note that these are not member functions.)
template<class halfedge_type >
void	flip_orientation (halfedge_type *h)
	Flip halfedge orientation.

Detailed Description

template<class Traits>
class a48::HalfedgeT< Traits >

Base type for a halfedge.

See also:: MeshT

Template Parameters:

Traits Template argument to access mesh-base definitions

Examples:: example_stellarmesht.cc, example_stellarpolicy.cc, and example_traits.h.

Definition at line 27 of file halfedget.hh.

Member Typedef Documentation

template<class Traits >

typedef Traits::vertex_type a48::HalfedgeT< Traits >::vertex_type

vertex definition

Reimplemented in a48::AdaptiveHalfedgeT< Traits >.

Definition at line 31 of file halfedget.hh.

template<class Traits >

typedef Traits::halfedge_type a48::HalfedgeT< Traits >::halfedge_type

halfedge definition

Reimplemented in a48::AdaptiveHalfedgeT< Traits >.

Definition at line 32 of file halfedget.hh.

template<class Traits >

typedef Traits::face_type a48::HalfedgeT< Traits >::face_type

face definition

Reimplemented in a48::AdaptiveHalfedgeT< Traits >.

Definition at line 33 of file halfedget.hh.

template<class Traits >

typedef std::pair< const vertex_type*, const vertex_type* > a48::HalfedgeT< Traits >::edge_type

edge definition

Definition at line 35 of file halfedget.hh.

Constructor & Destructor Documentation

template<class Traits >

a48::HalfedgeT< Traits >::HalfedgeT ( ) [inline]

Default Constructor.

Definition at line 38 of file halfedget.hh.

template<class Traits >

a48::HalfedgeT< Traits >::HalfedgeT	(	vertex_type *	_v,
		halfedge_type *	_n = `0`,
		halfedge_type *	_o = `0`,
		face_type *	_f = `0`
	)		`[inline]`

Constructor

Parameters:

[in]	_v	Vertex this halfedge will point to
[in]	_n	Next halfedge this halfedge will point to
[in]	_o	Opposite halfedge this halfedge will point to
[in]	_f	Face this halfedge will point to

Definition at line 46 of file halfedget.hh.

Member Function Documentation

template<class Traits >

bool a48::HalfedgeT< Traits >::is_boundary ( void ) const [inline]

Verifies if this halfedge belongs to the mesh boundary.

Returns:: True if this halfedge is at the boundary

Definition at line 54 of file halfedget.hh.

template<class Traits >

bool a48::HalfedgeT< Traits >::is_consistent ( void ) const [inline]

Verifies if this halfedge and its opposite is going in opposed directions.

Returns:: True if this halfedge is consistent

Definition at line 59 of file halfedget.hh.

template<class Traits >

const vertex_type * a48::HalfedgeT< Traits >::from_vertex ( void ) const [inline]

This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.

Returns:: Constant vertex pointer

Definition at line 67 of file halfedget.hh.

References a48::HalfedgeT< Traits >::previous().

template<class Traits >

vertex_type* a48::HalfedgeT< Traits >::from_vertex ( void ) [inline]

Gets vertex where this halfedge comes from.

Returns:: Vertex pointer

Definition at line 71 of file halfedget.hh.

References a48::HalfedgeT< Traits >::previous().

template<class Traits >

const vertex_type * a48::HalfedgeT< Traits >::vertex ( void ) const [inline]

This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.

Returns:: Constant vertex pointer

Definition at line 76 of file halfedget.hh.

template<class Traits >

vertex_type* a48::HalfedgeT< Traits >::vertex ( void ) [inline]

Gets incident vertex of this halfedge.

Returns:: Vertex pointer

Definition at line 80 of file halfedget.hh.

template<class Traits >

const halfedge_type * a48::HalfedgeT< Traits >::next ( void ) const [inline]

This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.

Returns:: Constant halfedge pointer

Definition at line 85 of file halfedget.hh.

template<class Traits >

halfedge_type* a48::HalfedgeT< Traits >::next ( void ) [inline]

Gets next halfedge of this halfedge.

Returns:: Halfedge pointer

Definition at line 89 of file halfedget.hh.

template<class Traits >

const halfedge_type * a48::HalfedgeT< Traits >::previous ( void ) const [inline]

This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.

Returns:: Constant halfedge pointer

Definition at line 94 of file halfedget.hh.

template<class Traits >

halfedge_type* a48::HalfedgeT< Traits >::previous ( void ) [inline]

Gets previous halfedge of this halfedge.

Returns:: Halfedge pointer

Definition at line 102 of file halfedget.hh.

template<class Traits >

const halfedge_type * a48::HalfedgeT< Traits >::opposite ( void ) const [inline]

This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.

Returns:: Constant halfedge pointer (0 means boundary halfedge)

Definition at line 111 of file halfedget.hh.

template<class Traits >

halfedge_type* a48::HalfedgeT< Traits >::opposite ( void ) [inline]

Gets opposite halfedge of this halfedge.

Returns:: Halfedge pointer (0 means boundary halfedge)

Definition at line 115 of file halfedget.hh.

template<class Traits >

const face_type * a48::HalfedgeT< Traits >::face ( void ) const [inline]

This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.

Returns:: Constant face pointer

Definition at line 120 of file halfedget.hh.

template<class Traits >

face_type* a48::HalfedgeT< Traits >::face ( void ) [inline]

Gets incident face of this halfedge.

Returns:: Face pointer

Definition at line 124 of file halfedget.hh.

template<class Traits >

unsigned int a48::HalfedgeT< Traits >::adjacent_faces ( void ) const [inline]

Gets the number of adjacent faces to this halfedge.

Returns:: Number of adjacent faces

Definition at line 129 of file halfedget.hh.

References a48::HalfedgeT< Traits >::is_boundary().

template<class Traits >

edge_type a48::HalfedgeT< Traits >::edge ( void ) const [inline]

This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.

Returns:: Edge

Definition at line 134 of file halfedget.hh.

template<class Traits >

void a48::HalfedgeT< Traits >::edge ( edge_type & e ) const [inline]

Gets the edge of this halfedge.

An edge is a pair of vertex pointers (from lower to higher pointer value).

Parameters:

[out] e Edge to be returned

Definition at line 146 of file halfedget.hh.

References a48::HalfedgeT< Traits >::from_vertex(), and a48::HalfedgeT< Traits >::vertex().

template<class Traits >

bool a48::HalfedgeT< Traits >::is_flip_ok ( void ) const [inline]

Verifies if this halfedge can be flipped.

Returns:: True if this halfedge allows flipping

Definition at line 156 of file halfedget.hh.

References a48::HalfedgeT< Traits >::from_vertex(), and a48::HalfedgeT< Traits >::vertex().

template<class Traits >

void a48::HalfedgeT< Traits >::set_vertex ( vertex_type * _v ) [inline]

Sets incident vertex of this halfedge.

Parameters:

[in] _v Vertex pointer

Definition at line 170 of file halfedget.hh.

template<class Traits >

void a48::HalfedgeT< Traits >::set_next ( halfedge_type * _n ) [inline]

Sets next halfedge of this halfedge.

Parameters:

[in] _n Halfedge pointer

Definition at line 175 of file halfedget.hh.

template<class Traits >

void a48::HalfedgeT< Traits >::set_opposite ( halfedge_type * _o ) [inline]

Sets opposite halfedge of this halfedge.

Parameters:

[in] _o Halfedge pointer

Definition at line 180 of file halfedget.hh.

template<class Traits >

void a48::HalfedgeT< Traits >::set_face ( face_type * _f ) [inline]

Sets incident face of this halfedge.

Parameters:

[in] _f Face pointer

Definition at line 185 of file halfedget.hh.

template<class Traits >

void a48::HalfedgeT< Traits >::set	(	vertex_type *	_v,
		halfedge_type *	_n,
		halfedge_type *	_o
	)		`[inline]`

This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.

Parameters:

[in]	_v	Vertex this halfedge will point to
[in]	_n	Next halfedge this halfedge will point to
[in]	_o	Opposite halfedge this halfedge will point to

Definition at line 192 of file halfedget.hh.

template<class Traits >

void a48::HalfedgeT< Traits >::set	(	vertex_type *	_v,
		halfedge_type *	_n,
		face_type *	_f
	)		`[inline]`

This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.

Parameters:

[in]	_v	Vertex this halfedge will point to
[in]	_n	Next halfedge this halfedge will point to
[in]	_f	Face this halfedge will point to

Definition at line 198 of file halfedget.hh.

template<class Traits >

void a48::HalfedgeT< Traits >::set	(	vertex_type *	_v,
		halfedge_type *	_n
	)		`[inline]`

This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.

Parameters:

[in]	_v	Vertex this halfedge will point to
[in]	_n	Next halfedge this halfedge will point to

Definition at line 203 of file halfedget.hh.

template<class Traits >

void a48::HalfedgeT< Traits >::set	(	halfedge_type *	_n,
		face_type *	_f
	)		`[inline]`

This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.

Parameters:

[in]	_n	Next halfedge this halfedge will point to
[in]	_f	Face this halfedge will point to

Definition at line 208 of file halfedget.hh.

template<class Traits >

void a48::HalfedgeT< Traits >::set	(	halfedge_type *	_n,
		face_type *	_f,
		halfedge_type *	_o
	)		`[inline]`

This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.

Parameters:

[in]	_n	Next halfedge this halfedge will point to
[in]	_f	Face this halfedge will point to
[in]	_o	Opposite halfedge this halfedge will point to

Definition at line 214 of file halfedget.hh.

template<class Traits >

void a48::HalfedgeT< Traits >::set	(	face_type *	_f,
		halfedge_type *	_o
	)		`[inline]`

This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.

Parameters:

[in]	_f	Face this halfedge will point to
[in]	_o	Opposite halfedge this halfedge will point to

Definition at line 219 of file halfedget.hh.

template<class Traits >

void a48::HalfedgeT< Traits >::set	(	vertex_type *	_v,
		halfedge_type *	_n,
		halfedge_type *	_o,
		face_type *	_f
	)		`[inline]`

Sets halfedge information.

Parameters:

[in]	_v	Vertex this halfedge will point to
[in]	_n	Next halfedge this halfedge will point to
[in]	_o	Opposite halfedge this halfedge will point to
[in]	_f	Face this halfedge will point to

Definition at line 226 of file halfedget.hh.

Friends And Related Function Documentation

template<class halfedge_type >

void flip_orientation ( halfedge_type * h ) [related]

Flip halfedge orientation.

Parameters:

[in,out] h Halfedge to be flipped (first and all the next)

Template Parameters:

halfedge_type Base halfedge class must be derived from

See also:: HalfedgeT

Examples:: example_meshalgorithms.cc.

Definition at line 434 of file mesh.hh.

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

include/halfedget.hh
include/mesh.hh

Public Types

Public Member Functions

Related Functions

Detailed Description

template<class Traits> class a48::HalfedgeT< Traits >

Member Typedef Documentation

Constructor & Destructor Documentation

Member Function Documentation

Friends And Related Function Documentation

template<class Traits>
class a48::HalfedgeT< Traits >