MGEdge is an instance of MGCellNB, represents a boundary element of 2D manifold. [詳解]

MGEdge の継承関係図

公開メンバ関数
	MGEdge ()
	void constructor. [詳解]

	MGEdge (const MGEdge &e, bool copy_boundary=true, bool no_binder=false)
	Copy constructor. [詳解]

	MGEdge (MGGeometry geo, MGPVertex boundaries[2], MGCellNB *binder)

	MGEdge (const MGCurve &crv)

	MGEdge (MGCurve *crv)

	MGEdge (const MGCurve &crv, const MGInterval &range)

	MGEdge (MGCurve *crv, const MGInterval &range)

	MGEdge (const MGSurface &surf, const MGCurve &pcrv, const MGInterval &prange, const MGCurve &wcrv)

	~MGEdge ()

MGEdge &	operator= (const MGGel &gel2)

MGEdge &	operator= (const MGEdge &gel2)

MGEdge	operator+ (const MGVector &v) const

MGEdge	operator- (const MGVector &v) const

MGEdge	operator* (double s) const

MGEdge	operator* (const MGMatrix &mat) const

MGEdge	operator* (const MGTransf &tr) const

MGEdge	operator/ (double s) const

bool	operator== (const MGEdge &gel2) const
	Comparison of two objects. [詳解]

bool	operator== (const MGGel &gel2) const
	Comparison. [詳解]

bool	operator< (const MGEdge &gel2) const

bool	operator< (const MGGel &gel2) const

bool	operator!= (const MGGel &gel2) const

bool	operator!= (const MGEdge &gel2) const

MGEdge &	operator+= (const MGVector &v)
	Object transformation. [詳解]

MGEdge &	operator-= (const MGVector &v)

MGEdge &	operator*= (double scale)

MGEdge &	operator*= (const MGMatrix &mat)

MGEdge &	operator*= (const MGTransf &tr)

std::ostream &	out (std::ostream &ostrm) const
	Output virtual function. [詳解]

bool	active_end () const
	Test if active at start or end. [詳解]

bool	active_start () const

const MGEdge *	aft_edge (bool at_end=true, int *vertexID=0) const

MGEdge *	aft_edge (bool at_end=true, int *vertexID=0)

MGEdge *	binder_edge () const

const MGBox &	box () const
	Obtain the box of the cell. [詳解]

MGPosition	center_param () const
	Obtain the center parameter value of this cell. [詳解]

MGEdge *	clone () const

MGEdge *	clone_without_boundaries () const
	clone_without_boundaries() does not copy the binder cell relation. [詳解]

MGEdge *	clone_binder (const MGCellBase &e) const

void	compute_continuity (const MGEdge &edge2, double diatance[7], double tangent[4], double normal[4]) const

void	connect (MGCellBase &cell2)

void	connect (MGEdge &cell2)

void	connect_at_id (int id1, MGEdge *e2, int id2)

void	connect_at_start (MGPVertex &pvert)
	Connect the start of this to the pvert's edge at pvert. [詳解]

void	connect_at_end (MGPVertex &pvert)
	Connect the end of this to the pvert's edge at pvert. [詳解]

MGCurve *	base_curve ()

const MGCurve *	base_curve () const

MGCurve *	curve_limitted () const

void	delete_binder_edge ()
	If this parameter edge has the binder edge, free from this and delete it. [詳解]

void	disconnect_at_id (int id)

void	drawWire (mgVBO &vbo, double span_length, int line_density=1) const

void	draw3DVertex (mgVBO &vbo) const

MGComplex::const_pcellItr	edge_iterator () const

MGComplex::pcellItr	edge_iterator ()

int	edge_num () const

MGPosition	end_point () const
	Obtain the end point of the edge. [詳解]

MGVector	eval (double t, int nderiv=0) const

MGVector	eval_star (double t, int nderi=0) const

bool	equal_direction_to_binder () const

const MGFace *	face () const
	Get the star face pointer. [詳解]

MGFace *	face ()
	Return MGFace pointer if this MGGel is an MGFace, else return null. [詳解]

const MGEdge *	first_partner () const
	Get the 1st partner edge of this edge. [詳解]

void	free_end_neighbourhood ()
	Free neighbourhood relationship at the end of the edge. [詳解]

void	free_neighbourhood (int i, int j=0)

void	free_start_neighbourhood ()
	Free neighbourhood relationship at the start of the edge. [詳解]

long	identify_type () const
	Return Object's type ID (TID) [詳解]

bool	is_connected_and_same_direction (bool start, const MGEdge &edge2) const

bool	is_end_point (double t) const
	test if parameter t is the one of the end point of the loop. [詳解]

bool	is_start_point (double t) const
	test if parameter t is the one of the start point of the loop. [詳解]

bool	is_free () const

void	join (bool start, MGEdge *e2)

const MGLoop *	loop () const
	Return parent loop pointer. [詳解]

MGLoop *	loop ()

MGCellNB *	make_binder () const

MGEdge *	make_binder_with_curve () const

int	manifold_dimension () const
	Obtain manifold dimension. [詳解]

const MGEdge *	member_partner_edge (int i) const
	Obtain the i-th member partner edge. This must be a binder edge. [詳解]

MGPosition	mid_point () const

void	negate ()
	Negate the direction of the cell. [詳解]

std::vector< const MGCellNB * >	neighbours () const

bool	on_surface_perimeter () const
	Test if the edge is a part of a surface perimeter. [詳解]

bool	on_surface_perimeter (const MGFace &f) const

bool	on_surface_perimeter (const MGSurface &sf) const

double	parameter_error () const
	Return parameter space error of the cell. [詳解]

double	param_bcell (double tp, const double *guess=0) const

double	param_pcell (double tb, const double *guess=0) const

double	param_e () const
	Obtain end parameter value of the edge. [詳解]

double	param_s () const
	Obtain start parameter value of the edge. [詳解]

double	param_span () const
	Obtain parameter span of this edge. [詳解]

std::vector< const MGEdge * >	partner_edges () const

MGPosition	pick_closest (const MGStraight &sl) const

void	polygonize (double error)

const MGEdge *	pre_edge (bool at_start=true) const

MGEdge *	pre_edge (bool at_start=true)

MGInterval	range () const
	Get parameter range of the edge. [詳解]

MGEdge *	set_binder_edge (const MGCurve &wcrv) const

MGEdge *	set_binder_edge (const MGCurve &wcrv, const MGInterval &range) const

MGEdge *	set_binder_edge (MGCurve *wcrv) const

MGEdge *	set_binder_edge (MGCurve *wcrv, const MGInterval &range) const

void	set_end (double t)

void	set_start (double t)
	Parameter value of the start point. [詳解]

void	set_only_param_range (double ts, double te)
	Parameter value of the start point. [詳解]

void	set_i_th_binder (int i, MGBVertex &binder) const

const MGSurface *	star_surface () const

MGPosition	start_point () const
	Obtain the end point of the edge. [詳解]

int	surface_perimeter () const

int	surface_perimeter (const MGSurface &sf) const

int	surface_perimeter (const MGFace &face) const

void	trim_end (double t)
	Trim the loop. Result is from start to t1. [詳解]

void	trim_start (double t)
	Trim the loop. Result is from t1 to end. [詳解]

MGTrimmedCurve	trimmed_curve () const
	Get trimmed curve representation of the edge. [詳解]

const MGPVertex *	vertex (int id) const
	Get the vertex at the start or end. [詳解]

const MGPVertex *	vertex_start () const

const MGPVertex *	vertex_end () const

MGPVertex *	vertex (int id)

MGPVertex *	vertex_start ()

MGPVertex *	vertex_end ()

MGCurve *	world_curve ()

const MGCurve *	world_curve () const

std::string	whoami () const

基底クラス MGCellNB に属する継承公開メンバ関数
	MGCellNB ()
	Void constructor. Constructor of pcell. [詳解]

	MGCellNB (const MGCellNB &cell)

	MGCellNB (const MGGeometry &geo)

	MGCellNB (MGGeometry *geo)

	MGCellNB (MGGeometry geo, MGCellNB binder)

virtual	~MGCellNB ()

virtual MGCellNB &	operator= (const MGCellNB &gel2)

void	add_partner (const MGCellBase &partner)

MGPosition	center () const
	Obtain the center of this cell. [詳解]

virtual MGUnit_vector	direction () const
	Obtain the direction of the cell. [詳解]

const MGGeometry *	extent () const
	Get extent geometry, may be null if this does not have extent. [詳解]

MGGeometry *	extent ()

MGGeometry *	free_extent ()

MGComplex *	free_from_parent ()

void	free_partner (const MGCellBase *cellin) const
	Free specified partner(cellin). [詳解]

bool	is_bcell () const
	Ask if this is binder cell. [詳解]

const MGCellBase *	member_partner (int i) const
	Obtain the i-th member partner. This must be a binder cell. [詳解]

const std::vector< const MGCellBase * > &	member_partners () const
	Obtain member partners. This must be a binder cell. [詳解]

std::vector< const MGCellBase * > &	member_partners ()

int	number_of_partner_members () const
	Return nummber of partners stored in m_partners. [詳解]

const MGComplex *	parent_complex () const
	Obtain parent complex. [詳解]

MGComplex *	parent_complex ()

virtual void	set_extent (MGGeometry *extent=0)
	Set extent of this cell. [詳解]

const MGCellNB *	star () const
	Obtain star cells. [詳解]

MGCellNB *	star ()

基底クラス MGCellBase に属する継承公開メンバ関数
	MGCellBase ()
	Void constructor. Constructor of pcell. [詳解]

	MGCellBase (const MGCellBase &cell)

virtual	~MGCellBase ()

virtual MGCellBase &	operator= (const MGCellBase &gel2)

MGCellNB *	binder () const
	Obtain binder. [詳解]

virtual void	drawWire_in_star (mgVBO &vbo, double span_length, int line_density=1) const

virtual void	draw3DVertex_in_star (mgVBO &vbo) const

void	free_partnership ()

bool	is_pcell () const
	Ask if this is parameter cell. [詳解]

const MGCellNB *	make_binder_with_extent () const

int	number_of_partners () const

std::vector< const MGCellBase * >	partners () const

void	set_binder (MGCellNB &binder) const

基底クラス MGTopology に属する継承公開メンバ関数
	MGTopology ()
	Void constructor(初期化なしでオブジェクトを作成する。) [詳解]

	MGTopology (const MGTopology &topo)
	Copy constructor. [詳解]

virtual	~MGTopology ()

virtual MGTopology &	operator= (const MGTopology &gel2)

virtual MGisects	intersection (const MGObject &obj2) const

virtual MGisects	intersection (const MGCurve &obj2) const

virtual MGisects	intersection (const MGFSurface &obj2) const

virtual MGisects	intersection (const MGSurface &obj2) const

virtual MGisects	intersection (const MGFace &obj2) const

virtual MGisects	intersection (const MGShell &obj2) const

MGTopology *	topology ()
	Return MGTopology pointer if this MGGel is an MGTopology, else return null. [詳解]

const MGTopology *	topology () const

基底クラス MGObject に属する継承公開メンバ関数
	MGObject ()
	Void constructor(初期化なしでオブジェクトを作成する。) [詳解]

	MGObject (const MGObject &obj2)
	Copy constructor. [詳解]

virtual	~MGObject ()
	Virtual Destructor. [詳解]

virtual MGObject &	operator= (const MGObject &obj2)

MGAppearance *	appearance ()

const MGAppearance *	appearance () const

virtual void	shade (mgVBO &vbo, const MGDrawParam &para, mgVBO::ELEMENT_TARGET target=mgVBO::SHADING) const
	Shade the object in world coordinates. [詳解]

MGAppearance *	ensure_appearance ()

virtual void	make_display_list (MGCL::VIEWMODE vmode=MGCL::DONTCARE) const
	Make a display list of this gel. [詳解]

bool	has_common (const MGObject &obj2) const

const MGObject *	includes_object () const
	Test if this gel includes an object. [詳解]

MGObject *	includes_object ()
	Test if this gel includes an object. [詳解]

virtual MGisects	intersection (const MGPoint &obj2) const

void	remove_appearance ()
	Remove the MGAppearance of this MGAttribedGel. [詳解]

virtual MGObject *	object ()
	Return MGObject pointer if this MGGel is an MGObject, else return null. [詳解]

virtual const MGObject *	object () const

virtual const MGFSurface *	fsurface () const
	Get the MGFSurface pointer if this is MGSurface or MGFace. [詳解]

virtual MGFSurface *	fsurface ()

void	set_appearance (const MGAppearance &appr2)

virtual void	transform (const MGVector &v)
	Transform the gel by the argument. [詳解]

virtual void	transform (double scale)
	translation [詳解]

virtual void	transform (const MGMatrix &mat)
	scaling. [詳解]

virtual void	transform (const MGTransf &tr)
	matrix transformation. [詳解]

基底クラス MGAttribedGel に属する継承公開メンバ関数
	MGAttribedGel ()
	void constructor. [詳解]

	MGAttribedGel (const MGAttribedGel &gel2)
	copy constructor. [詳解]

virtual MGAttribedGel &	operator= (const MGAttribedGel &gel2)

virtual	~MGAttribedGel ()

void	copy_appearance (const MGAttribedGel &gel2)

mgVBO *	dlist_name () const

virtual bool	displayList_is_made (MGCL::VIEWMODE vmode) const
	Judge if the display list for vmode is made or not. [詳解]

void	deleteDlistName () const

virtual void	drawAttrib (mgVBO &vbo, bool no_color=false) const
	Process of draw or render attributes. [詳解]

virtual void	render_attribute () const

virtual int	get_draw_attrib_mask () const
	Obtain attribute mask for glPushAttrib(). [詳解]

virtual int	get_render_attrib_mask () const

int	getVBOElementsNumber () const
	Get the number of elements of m_dlistName. [詳解]

int	getVBOShaderElementsNumber () const
	Get the number of shading elements of m_dlistName. [詳解]

virtual bool	no_display () const

void	remove_GLattrib (long tid)
	Removed the attribute of specified type. [詳解]

virtual void	set_GLattrib (MGGLAttrib *attr)

virtual void	set_display ()
	Set this group as display or no display group. [詳解]

virtual void	set_no_display ()

bool	visible () const

void	set_name (const MGName &newName)

const MGName *	get_name () const

void	set_color (const MGColor &newColor)

const MGColor *	get_color () const

void	setDlistName (mgVBO *vbo=0) const

void	setDirty (bool is_dirty) const
	Set dirty flag(s) of this VBO(m_dlistName). [詳解]

基底クラス MGGel に属する継承公開メンバ関数
virtual	~MGGel ()
	Virtual Destructor. [詳解]

virtual bool	operator> (const MGGel &gel2) const

virtual int	out_to_IGES (MGIgesOfstream &igesfile, int SubordinateEntitySwitch=0) const

virtual MGAttrib *	attrib ()
	Return MGAttrib pointer if this MGGel is an MGAttrib, else return null. [詳解]

virtual const MGAttrib *	attrib () const

virtual MGGroup *	group ()
	Return MGGroup pointer if this MGGel is an MGGroup, else return null. [詳解]

virtual const MGGroup *	group () const

virtual MGGeometry *	geometry ()
	Return MGGeometry pointer if this MGGel is an MGGeometry, else return null. [詳解]

virtual const MGGeometry *	geometry () const

virtual MGPoint *	point ()
	Return point pointer if this MGGel is an MGPoint, else return null. [詳解]

virtual const MGPoint *	point () const

virtual MGCurve *	curve ()
	Return curve pointer if this MGGel is an MGCurve, else return null. [詳解]

virtual const MGCurve *	curve () const

virtual MGSurface *	surf ()
	Return MGSurface pointer if this MGGel is an MGSurface, else return null. [詳解]

virtual const MGSurface *	surf () const

virtual MGShell *	shell ()
	Return MGShell pointer if this MGGel is an MGShell, else return null. [詳解]

virtual const MGShell *	shell () const

std::string	string_content () const

bool	type_is (const MGAbstractGels &types) const

virtual void	display_arrows (mgSysGL &sgl) const

virtual void	display_break_points (mgSysGL &sgl) const

virtual void	display_control_polygon (mgSysGL &sgl) const

virtual void	display_curvatures (mgSysGL &sgl, double scale, int density, bool use_radius) const

限定公開メンバ関数
void	ReadMembers (MGIfstream &buf)
	Read Object's member data. [詳解]

void	WriteMembers (MGOfstream &buf) const
	Write Object's Member Data. [詳解]

基底クラス MGCellNB に属する継承限定公開メンバ関数
bool	bn_binder_tr_necessary () const
	check if boundary's binder transformation is necessary or not. [詳解]

bool	is_less_than (const MGCellNB &cell2) const
	Cell comparison. [詳解]

MGCellNB &	set_cellnb (const MGCellNB &cell2)

基底クラス MGCellBase に属する継承限定公開メンバ関数
MGCellBase &	set_cellbase (const MGCellBase &cb2)

基底クラス MGObject に属する継承限定公開メンバ関数
MGObject &	set_object (const MGObject &gel2)

フレンド
MG_DLL_DECLR friend MGEdge	operator* (double s, const MGEdge &e)

その他の継承メンバ
基底クラス MGCellNB に属する継承公開型
enum	CELL_KIND { UNKNOWN =0, PCELL =1, BCELL =2 }

typedef std::vector < MGCellBase * >::iterator	partnerItr

typedef std::vector< const MGCellBase * >::const_iterator	const_partnerItr

typedef std::vector < MGCellBase * > ::reverse_iterator	partnerRItr

typedef std::vector< const MGCellBase * > ::const_reverse_iterator	const_partnerRItr

基底クラス MGCellNB に属する継承限定公開変数類
MGComplex *	m_parent_complex

MGGeometry *	m_extent
	Geometry. [詳解]

std::vector< const MGCellBase * >	m_partners
	vector of partner cells who share this bcell(for bcell). [詳解]

基底クラス MGCellBase に属する継承限定公開変数類
MGCellNB *	m_binder

基底クラス MGAttribedGel に属する継承限定公開変数類
std::auto_ptr< mgVBO >	m_dlistName
	display name if m_dlistName!=0; [詳解]

詳解

MGEdge is an instance of MGCellNB, represents a boundary element of 2D manifold.

MGEdge constitues an MGLoop that is a boundary of MGFace. MGEdge can be a parameter cell or a binder cell. The coordinates of a parameter cell MGEdge is (u,v) surface parameter, and the ones of binder cell MGEdge is (x,y,z) of the world.

構築子と解体子

MGEdge::MGEdge ( )

void constructor.

MGEdge::MGEdge	(	const MGEdge &	e,
		bool	copy_boundary = `true`,
		bool	no_binder = `false`
	)

Copy constructor.

MGEdge::MGEdge	(	MGGeometry *	geo,
		MGPVertex *	boundaries[2],
		MGCellNB *	binder
	)

Fundamental constructor. Construct an edge from geometry of manifold dimension 1. The constructor takes the ownership of geo and MGPVertex* in boundaries.

MGEdge::MGEdge ( const MGCurve & crv )

Make an edge of a boundary that has active start and end vertex if the curve is not infinite straight line. The second form that input MGCurve* takes the ownership of the crv into the MGEdge, must not delete the object and the object must be newed one.

MGEdge::MGEdge ( MGCurve * crv )

explicit

MGEdge::MGEdge	(	const MGCurve &	crv,
		const MGInterval &	range
	)

Make an edge of a boundary(MGBoundary1D that has active start and end vertex). range is the parameter range of crv. The second form that input MGCurve* takes the ownership of the crv into the MGEdge, must not delete the object and the object must be newed one.

MGEdge::MGEdge	(	MGCurve *	crv,
		const MGInterval &	range
	)

MGEdge::MGEdge	(	const MGSurface &	surf,
		const MGCurve &	pcrv,
		const MGInterval &	prange,
		const MGCurve &	wcrv
	)

Make an edge with a binder of a boundary (MGBoundary1D that has active start and end vertex).

引数

surf	Parent surface of which this edge makes a boundary
pcrv	Parameter curve of the surface surf.
prange	param range of pcrv.
wcrv	World coordinate curve of the surface surf. wcrv will be trimmed by prange of pcrv.

MGEdge::~MGEdge ( )

関数詳解

bool MGEdge::active_end ( ) const

inline

Test if active at start or end.

bool MGEdge::active_start ( ) const

inline

const MGEdge* MGEdge::aft_edge	(	bool	at_end = `true`,
		int *	vertexID = `0`
	)		const

Get after edge in the loop sequence. The aft_edge is the first neighbour edge.

MGEdge* MGEdge::aft_edge	(	bool	at_end = `true`,
		int *	vertexID = `0`
	)

MGCurve* MGEdge::base_curve ( )

Return curve pointer of this edge. Null when this does not have geometry. The expression is of parameter space of face.

const MGCurve* MGEdge::base_curve ( ) const

MGEdge* MGEdge::binder_edge ( ) const

Obtain binder edge pointer. Null when this does not have binder.

const MGBox& MGEdge::box ( ) const

virtual

Obtain the box of the cell.

MGCellNBを実装しています。

MGPosition MGEdge::center_param ( ) const

virtual

Obtain the center parameter value of this cell.

MGCellNBを実装しています。

MGEdge* MGEdge::clone ( ) const

virtual

Make a clone of the cell. clone() does not copy the binder cell relation.

MGCellNBを実装しています。

MGEdge* MGEdge::clone_binder ( const MGCellBase & e ) const

virtual

Make a clone of this(this is a binder), and set binder and parameter cell relation between the new binder and the parameter cell e.

MGCellNBを実装しています。

MGEdge* MGEdge::clone_without_boundaries ( ) const

virtual

clone_without_boundaries() does not copy the binder cell relation.

MGCellNBを実装しています。

void MGEdge::compute_continuity	(	const MGEdge &	edge2,
		double	diatance[7],
		double	tangent[4],
		double	normal[4]
	)		const

Compute the continuities between this edge(edge1) and the edge2. This edge and edge2 must be parameter edges of each face. In distance, tangent, and normal, the following output will be set: distance[0-6] as: [0] edge1's curve parameter that has the maximum distance with edge2. [1] edge2's curve parameter that has the maximum distance with edge1. [2] the evaluated maximum distance between edge1 and edge2 at distance[0] and [1] [3] edge1's curve parameter that has the minimum distance with edge2. [4] edge2's curve parameter that has the minimum distance with edge1. [5] the evaluated minimum distance between edge1 and edge2 at distance[3] and [4] [6] mean distance between edge1 and edge2. tangent[0-3] as: [0] edge1's curve parameter that has the maximum tangent difference with edge2. [1] edge2's curve parameter that has the maximum tangent difference with edge1. [2] the evaluated maximum tangent difference between edge1 and edge2 at tangent[0] and [1]. [3] mean tangent difference between edge1 and edge2. normal[0-3] as: [0] edge1's curve parameter that has the maximum normal difference with edge2. [1] edge2's curve parameter that has the maximum normal difference with edge1. [2] the evaluated maximum normal difference between edge1 and edge2 at normal[0] and [1]. [3] mean normal difference between edge1 and edge2.

void MGEdge::connect ( MGCellBase & cell2 )

virtual

Connect this edge to cell2(is an MGEdge). Both edges are parameter edges of faces. This cell is a boundary of an MGFace A, and cell2 is also is a boundary of another MGFace B. connet() binds two faces A and B through this edge and the cell2 edge.

MGCellBaseを再実装しています。

void MGEdge::connect ( MGEdge & cell2 )

void MGEdge::connect_at_end ( MGPVertex & pvert )

inline

Connect the end of this to the pvert's edge at pvert.

void MGEdge::connect_at_id	(	int	id1,
		MGEdge *	e2,
		int	id2
	)

Connect the start(id1=0) or end(id1=1) of this to the start(id2=0) or the end(id2=1) of e2. If both edges of this and e2 are members of a complex, they must be the same. e2 must be a newed object, and the owneship is transfered to the system.

void MGEdge::connect_at_start ( MGPVertex & pvert )

inline

Connect the start of this to the pvert's edge at pvert.

MGCurve* MGEdge::curve_limitted ( ) const

Return curve pointer cut by start and end parameter range. Output is newed curve object, must be deleted. Null when this does not have geometry. The expression is of parameter space of face if this is parameter edge of a face. curve_limitted() does not return MGTrimmedCurve, returns real curve.

void MGEdge::delete_binder_edge ( )

If this parameter edge has the binder edge, free from this and delete it.

void MGEdge::disconnect_at_id ( int id )

Disconnect the start(id=0) or end(id=1) neighbourhood relation. disconnect does not free membership of this edge from its parent complex.

void MGEdge::draw3DVertex ( mgVBO & vbo ) const

virtual

Draw 3D point(vertex) in world coordinates. The object is converted to point(s) and is drawn. This is valid only for topology objects or MGPoint.

引数

vbo	The target graphic object.

MGCellNBを実装しています。

void MGEdge::drawWire	(	mgVBO &	vbo,
		double	span_length,
		int	line_density = `1`
	)		const

virtual

Draw 3D curve in world coordinates. The object is converted to curve(s) and is drawn.

引数

vbo	The target graphic object.
span_length	Line segment span length.
line_density	line density to draw a surface in wire mode.

MGObjectを実装しています。

MGComplex::const_pcellItr MGEdge::edge_iterator ( ) const

MGComplex::pcellItr MGEdge::edge_iterator ( )

int MGEdge::edge_num ( ) const

MGPosition MGEdge::end_point ( ) const

inline

Obtain the end point of the edge.

bool MGEdge::equal_direction_to_binder ( ) const

Test if SurfCurve of the edge has equal direction to binder edge's direction. Returned is true if eaual, false if not.

MGVector MGEdge::eval	(	double	t,
		int	nderiv = `0`
	)		const

Evaluate the nderiv's derivative at parameter t. Evaluate of the curve's data.

MGVector MGEdge::eval_star	(	double	t,
		int	nderi = `0`
	)		const

Evaluation of the star curves of the edge at the point t. When nderi=0, get a position of the surface at the boundary point t. The star curve is SurfCurve(face's surface, edge's curve). (The star curve has the same world coordinate with the binder curve's, but their direction may be opposite. The star curve has always the same direction as the loop.)

引数

t	Parameter value of this parameter edge's curve.
nderi	Order of derivative.

const MGFace* MGEdge::face ( ) const

virtual

Get the star face pointer.

MGGelを再実装しています。

MGFace* MGEdge::face ( )

virtual

Return MGFace pointer if this MGGel is an MGFace, else return null.

MGGelを再実装しています。

const MGEdge* MGEdge::first_partner ( ) const

Get the 1st partner edge of this edge.

void MGEdge::free_end_neighbourhood ( )

Free neighbourhood relationship at the end of the edge.

void MGEdge::free_neighbourhood	(	int	i,
		int	j = `0`
	)

virtual

Free neighbourhood relation at j-th boundary's i-th pcell of this cell. If start, j=0. If end, j=1. i must be always 0, since one boundary has only one cell.

MGCellNBを実装しています。

void MGEdge::free_start_neighbourhood ( )

Free neighbourhood relationship at the start of the edge.

long MGEdge::identify_type ( ) const

virtual

Return Object's type ID (TID)

MGCellNBを実装しています。

bool MGEdge::is_connected_and_same_direction	(	bool	start,
		const MGEdge &	edge2
	)		const

Test if this edge's start point(when start=true) and edge2 is connected and their directions are the same. When start=false, this edge's end point is tested.

bool MGEdge::is_end_point ( double t ) const

test if parameter t is the one of the end point of the loop.

bool MGEdge::is_free ( ) const

inline

Test if this is a free edge. Free edges are ones that do not have partner edges.

bool MGEdge::is_start_point ( double t ) const

test if parameter t is the one of the start point of the loop.

void MGEdge::join	(	bool	start,
		MGEdge *	e2
	)

Connect this and e2. If start==true, start of this edge to end of e2; If start==false, end of this edge to start of e2; e2 must be a newed object, and the ownership is transfered to the system.

const MGLoop* MGEdge::loop ( ) const

Return parent loop pointer.

MGLoop* MGEdge::loop ( )

MGCellNB* MGEdge::make_binder ( ) const

virtual

Make a binder cell of this parameter cell. Returned is the binder pointer generated by new. The binder has no geometry, only has binder and parameter cell relationship.

MGCellNBを実装しています。

MGEdge* MGEdge::make_binder_with_curve ( ) const

Make a binder associated with the world curve rep. Returned is the binder edge pointer. If the parameter edge had already the binder, make_binder_with_curve only returns the pointer. *** This edge must be a member of a loop that is a boundary of a face.

int MGEdge::manifold_dimension ( ) const

inlinevirtual

Obtain manifold dimension.

MGCellNBを実装しています。

const MGEdge* MGEdge::member_partner_edge ( int i ) const

Obtain the i-th member partner edge. This must be a binder edge.

MGPosition MGEdge::mid_point ( ) const

Compute the mid point of this edge. Mid point is the point of the paramete mid=(param_s()+param_e())*.5

void MGEdge::negate ( )

virtual

Negate the direction of the cell.

MGCellNBを再実装しています。

std::vector<const MGCellNB*> MGEdge::neighbours ( ) const

virtual

Obtain all the neighbours. The neighbours do not contain this cell except when this cell is connected to this cell itself(closed cell).

MGCellNBを実装しています。

bool MGEdge::on_surface_perimeter ( ) const

inline

Test if the edge is a part of a surface perimeter.

bool MGEdge::on_surface_perimeter ( const MGFace & f ) const

inline

bool MGEdge::on_surface_perimeter ( const MGSurface & sf ) const

inline

bool MGEdge::operator!= ( const MGGel & gel2 ) const

inlinevirtual

MGGelを再実装しています。

bool MGEdge::operator!= ( const MGEdge & gel2 ) const

inline

MGEdge MGEdge::operator* ( double s ) const

Edgeのスケーリングを行い，Edgeを作成する。 Scaling of the Edge by a double.

MGEdge MGEdge::operator* ( const MGMatrix & mat ) const

与えられた変換でEdgeの変換を行い，Edgeを作成する。 Transformation of the Edge by a matrix.

MGEdge MGEdge::operator* ( const MGTransf & tr ) const

与えられた変換によってトランスフォームをおこないEdgeを生成する。 Transformation of the Edge by a MGTransf.

MGEdge& MGEdge::operator*= ( double scale )

virtual

MGCellNBを再実装しています。

MGEdge& MGEdge::operator*= ( const MGMatrix & mat )

virtual

MGCellNBを再実装しています。

MGEdge& MGEdge::operator*= ( const MGTransf & tr )

virtual

MGCellNBを再実装しています。

MGEdge MGEdge::operator+ ( const MGVector & v ) const

Edge に平行移動を行ないオブジェクトを生成する。 Translation of the Edge

MGEdge& MGEdge::operator+= ( const MGVector & v )

virtual

Object transformation.

MGCellNBを再実装しています。

MGEdge MGEdge::operator- ( const MGVector & v ) const

Edgeに逆方向の平行移動を行ないオブジェクトを生成する。 Translation of the Edge

MGEdge& MGEdge::operator-= ( const MGVector & v )

virtual

MGCellNBを再実装しています。

MGEdge MGEdge::operator/ ( double s ) const

inline

Complexのスケーリングを行い，Complexを作成する。 Scaling of the Complex by a double.

bool MGEdge::operator< ( const MGEdge & gel2 ) const

bool MGEdge::operator< ( const MGGel & gel2 ) const

virtual

MGGelを再実装しています。

MGEdge& MGEdge::operator= ( const MGGel & gel2 )

virtual

Assignment. When the leaf object of this and cell2 are not equal, this assignment does nothing. does not change binder and partner relation, does not change parent complex.

MGGelを再実装しています。

MGEdge& MGEdge::operator= ( const MGEdge & gel2 )

bool MGEdge::operator== ( const MGEdge & gel2 ) const

Comparison of two objects.

bool MGEdge::operator== ( const MGGel & gel2 ) const

virtual

Comparison.

MGGelを再実装しています。

std::ostream& MGEdge::out ( std::ostream & ) const

virtual

Output virtual function.

MGCellNBを再実装しています。

double MGEdge::param_bcell	(	double	tp,
		const double *	guess = `0`
	)		const

Obtain the parameter of the binder edge's curve that represent the same point as sp. sp is a parameter value of this parameter edge. Let S() is the star(surface) of this edge, and fp() is the curve of this cell which is a boundary of S(). And fb() is the binder curve of this edge. Then S(fp(sp))=fb(param_bcell(sp)). This is a parameter edge and have the binder, and the parameter sp is a parameter of this cell's curve. If this does not have a binder, return -1.

double MGEdge::param_e ( ) const

Obtain end parameter value of the edge.

double MGEdge::param_pcell	(	double	tb,
		const double *	guess = `0`
	)		const

This must be a parameter edge. Obtain the parameter of this parameter edge's curve that represent the same point as the binder edge's paramter tb. Let S() is the star(surface) of this edge, and fp() is the curve of this cell which is a boundary of S(). And fb() is the binder curve. Then S(fp(param_pcell(tb)))=fb(tb). This edge must have the binder edge, and the parameter tb is the parameter of the binder edge's curve. If this does not have a binder, return -1.

double MGEdge::param_s ( ) const

Obtain start parameter value of the edge.

double MGEdge::param_span ( ) const

inline

Obtain parameter span of this edge.

double MGEdge::parameter_error ( ) const

virtual

Return parameter space error of the cell.

MGCellNBを実装しています。

std::vector<const MGEdge*> MGEdge::partner_edges ( ) const

Obtain partner edges. Partners represent same world's(same cell's parameter) coordinates. Parameter edges' partners are parameter edges. Binder edges' partners are binder edges. The partners do not include this edge except when star cell is connected to the star cell itself(closed only by the star cell).

MGPosition MGEdge::pick_closest ( const MGStraight & sl ) const

virtual

Compute the parameter value of the closest point from the straight to this object. sl is the eye projection line whose direction is from yon to hither, and if sl had multiple intersection points, The closest point to the eye will be selected.

MGObjectを再実装しています。

void MGEdge::polygonize ( double error )

Approximate the parameter edge by a polyline and replace this edge expression by the polyline. Polyline approximation is so done that the correspoinding binder edge can be appximated by the polyline connecting each binder edge's point that corresponds to the each this edge's point. (1) This must be a parameter cell edge. (2) This edge must be a member of a loop which is a boundary of a face. (3) If this edge did not have a binder edge, polygonize generates the binder edge. (The tolerance used to generate the binder is MGTolerance::line_zero(), not input error.) Input error is tolerance allowed between the polygon and the original curve.

const MGEdge* MGEdge::pre_edge ( bool at_start = true ) const

Get previous edge in the loop sequence. The pre_edge is the first neighbour edge.

MGEdge* MGEdge::pre_edge ( bool at_start = true )

MGInterval MGEdge::range ( ) const

Get parameter range of the edge.

void MGEdge::ReadMembers ( MGIfstream & buf )

protectedvirtual

Read Object's member data.

MGCellNBを再実装しています。

MGEdge* MGEdge::set_binder_edge ( const MGCurve & wcrv ) const

Set binder cell edge to this parameter cell. This curve's coordinates are of parameter space of a face. And input crv's coordinates are world coordinate of the face. range is the parameter range of wcrv. Parameter range of the wcrv is from start to end of the wcrv when no range is specified. Function return value is the binder's pointer generated.

MGEdge* MGEdge::set_binder_edge	(	const MGCurve &	wcrv,
		const MGInterval &	range
	)		const

MGEdge* MGEdge::set_binder_edge ( MGCurve * wcrv ) const

These forms give the ownership of wcrv to the edge. That is, wcrv must be newed one and users must not delete it. Others are same as above "set_binder_edge(const MGCurve& wcrv)" form. Function return value is the binder's pointer generated.

MGEdge* MGEdge::set_binder_edge	(	MGCurve *	wcrv,
		const MGInterval &	range
	)		const

void MGEdge::set_end ( double t )

Set start point(boundary) data. If this is connected to other edges at end, the connectin will be freed.

void MGEdge::set_i_th_binder	(	int	i,
		MGBVertex &	binder
	)		const

Set binder relation to m_vertex[i]. i is 0 for the start of the edge, and is 1 for the end.

void MGEdge::set_only_param_range	(	double	ts,
		double	te
	)

Parameter value of the start point.

Set only parameter range of this edge. Does not change the edge connection like set_start or set_end.

void MGEdge::set_start ( double t )

Parameter value of the start point.

Set start point(boundary) data. If this is connected to other edges at start, the connectin will be freed.

const MGSurface* MGEdge::star_surface ( ) const

Obtain star surface. Star cell of this must be a face. If not, return null. If does not have star surface, returns null.

MGPosition MGEdge::start_point ( ) const

inline

Obtain the end point of the edge.

int MGEdge::surface_perimeter ( ) const

Get the perimeter number where this edge is on. If this is not on any perimeter, -1 will be returned.

int MGEdge::surface_perimeter ( const MGSurface & sf ) const

int MGEdge::surface_perimeter ( const MGFace & face ) const

void MGEdge::trim_end ( double t )

inline

Trim the loop. Result is from start to t1.

void MGEdge::trim_start ( double t )

inline

Trim the loop. Result is from t1 to end.

MGTrimmedCurve MGEdge::trimmed_curve ( ) const

Get trimmed curve representation of the edge.

const MGPVertex* MGEdge::vertex ( int id ) const

inline

Get the vertex at the start or end.

MGPVertex* MGEdge::vertex ( int id )

inline

const MGPVertex* MGEdge::vertex_end ( ) const

inline

MGPVertex* MGEdge::vertex_end ( )

inline

const MGPVertex* MGEdge::vertex_start ( ) const

inline

MGPVertex* MGEdge::vertex_start ( )

inline

std::string MGEdge::whoami ( ) const

inlinevirtual

MGCellNBを再実装しています。

MGCurve* MGEdge::world_curve ( )

Return world curve pointer of this edge. That is, curve pointer of this edge's binder edge. May be null when no binder, or the binder does not have an extent.

const MGCurve* MGEdge::world_curve ( ) const

void MGEdge::WriteMembers ( MGOfstream & buf ) const

protectedvirtual

Write Object's Member Data.

MGCellNBを再実装しています。

フレンドと関連関数の詳解

MG_DLL_DECLR friend MGEdge operator*	(	double	s,
		const MGEdge &	e
	)

friend

Edgeのスケーリングを行い，Edgeを作成する。 Scaling of the Edge by a double.

このクラス詳解は次のファイルから抽出されました:

topo/Edge.h

公開メンバ関数

限定公開メンバ関数

フレンド

その他の継承メンバ

詳解

構築子と解体子

関数詳解

フレンドと関連関数の詳解