MGPoint represents one dimensional manifold, a point in a space. [詳解]

MGPoint の継承関係図

公開メンバ関数
	MGPoint ()
	Void constructor(初期化なしでオブジェクトを作成する。) [詳解]

	MGPoint (const MGPosition &P)
	Construct a point from a position. [詳解]

	MGPoint (int sdim, const MGPoint &P, int start1=0, int start2=0)

	~MGPoint ()

MGPoint &	operator= (const MGGel &gel2)

MGPoint &	operator= (const MGPoint &gel2)

double	operator[] (int i) const
	Return i-th element of the position. [詳解]

double	operator() (int i) const

double &	operator() (int i)
	Access to i-th element. [詳解]

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

MGPoint &	operator-= (const MGVector &v)

MGPoint &	operator*= (double scale)

MGPoint &	operator*= (const MGMatrix &mat)

MGPoint &	operator*= (const MGTransf &tr)

bool	operator== (const MGPoint &point) const
	comparison [詳解]

bool	operator< (const MGPoint &gel2) const

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

bool	operator!= (const MGGel &gel2) const

bool	operator!= (const MGPoint &gel2) const

bool	operator< (const MGGel &gel2) const

MGPosition	center () const
	Obtain ceter coordinate of the geometry. [詳解]

MGPosition	center_param () const
	Obtain ceter parameter value of the geometry. [詳解]

MGPoint &	change_dimension (int sdim, int start1=0, int start2=0)
	Changing this object's space dimension. [詳解]

MGPoint *	clone () const

MGPoint *	copy_change_dimension (int sdim, int start1=0, int start2=0) const

MGUnit_vector	direction (const MGPosition &param) const

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

void	draw3DVertex (mgVBO &vbo) const

MGVector	evaluate (const MGPosition &t, const int *nderiv=0) const
	Evaluate n'th derivative data. n=0 means positional data evaluation. [詳解]

long	identify_type () const
	Return This object's typeID. [詳解]

bool	in_range (const MGPosition &t) const
	Test if input parameter value is inside parameter range of the line. [詳解]

MGisects	intersection (const MGObject &obj2) const

MGisects	intersection (const MGCurve &obj2) const

MGisects	intersection (const MGFSurface &obj2) const

MGisects	intersection (const MGSurface &obj2) const

MGisects	intersection (const MGFace &obj2) const

MGisects	intersection (const MGShell &obj2) const

int	manifold_dimension () const
	Return manifold dimension, i.e. 0:point, 1:curve, 2:surface. [詳解]

void	negate ()
	Negate direction of this geometry. [詳解]

void	negate_transform (MGGeometry &boundary) const

bool	on (const MGPosition &P, MGPosition &param) const

MGPosition	parameter (const MGPosition &P) const

MGBox	parameter_range () const
	Return parameter range of the geometry(パラメータ範囲を返す) [詳解]

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

const MGPoint *	point () const

const MGPosition &	position () const

MGPosition &	position ()

MGPosition	range (const MGPosition &t) const

double	ref (int i) const
	Return i-th element of the point. [詳解]

int	sdim () const
	Return space dimension. [詳解]

int	out_to_IGES (MGIgesOfstream &igesfile, int SubordinateEntitySwitch=0) const
	IGES output function. [詳解]

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

std::string	whoami () const

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

	MGGeometry (const MGGeometry &geo2)
	Copy constructor. [詳解]

virtual	~MGGeometry ()
	Virtual Destructor. [詳解]

virtual MGGeometry &	operator= (const MGGeometry &gel2)

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

virtual const MGGeometry *	geometry () const

const MGBox &	box () const
	Return minimum box that includes whole of the geometry. [詳解]

bool	is_null () const
	Test if this is null. [詳解]

double	parameter_error () const
	Error allowed in the parameter space of the geometry. [詳解]

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

virtual MGPosition	pick_closest (const MGStraight &sl) 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 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 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 MGTopology *	topology ()
	Return MGTopology pointer if this MGGel is an MGTopology, else return null. [詳解]

virtual const MGTopology *	topology () const

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

virtual const MGFace *	face () 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)

void	WriteMembers (MGOfstream &buf) const

基底クラス MGGeometry に属する継承限定公開メンバ関数
MGGeometry &	set_geometry (const MGGeometry &geo2)
	Assignment. [詳解]

virtual void	update_mark ()
	Mark this as updated. [詳解]

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)

その他の継承メンバ
基底クラス MGGeometry に属する継承限定公開変数類
MGBox *	m_box

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

MGPoint represents one dimensional manifold, a point in a space.

See MGPosition class, which is recommended to use usually.

構築子と解体子

MGPoint::MGPoint ( )

Void constructor(初期化なしでオブジェクトを作成する。)

MGPoint::MGPoint ( const MGPosition & P )

Construct a point from a position.

MGPoint::MGPoint	(	int	sdim,
		const MGPoint &	P,
		int	start1 = `0`,
		int	start2 = `0`
	)

Construct a point by changing the space dimension or ordering the space dimension element.

引数

sdim	new space dimension.
P	original point.
start1	start position coordinate of new point.
start2	start position coordinate of the original.

MGPoint::~MGPoint ( )

関数詳解

MGPosition MGPoint::center ( ) const

inlinevirtual

Obtain ceter coordinate of the geometry.

Return minimum box that includes the geometry of parameter interval. 入力のパラメータ範囲の曲線部分を囲むボックスを返す。

MGGeometryを実装しています。

MGPosition MGPoint::center_param ( ) const

inlinevirtual

Obtain ceter parameter value of the geometry.

MGGeometryを実装しています。

MGPoint& MGPoint::change_dimension	(	int	sdim,
		int	start1 = `0`,
		int	start2 = `0`
	)

virtual

Changing this object's space dimension.

引数

sdim	new space dimension
start1	Destination order of new object.
start2	Source order of this object.

MGGeometryを実装しています。

MGPoint* MGPoint::clone ( ) const

virtual

Construct new geometry object by copying to newed area. User must delete this copied object by "delete".

MGGeometryを実装しています。

MGPoint* MGPoint::copy_change_dimension	(	int	sdim,
		int	start1 = `0`,
		int	start2 = `0`
	)		const

virtual

Construct new geometry object by changing the original object's space dimension. User must delete this copied object by "delete".

引数

sdim	new space dimension
start1	Destination order of new line.
start2	Source order of this line.

MGGeometryを実装しています。

MGUnit_vector MGPoint::direction ( const MGPosition & param ) const

virtual

Compute direction unit vector of the geometry. For the point, this is undefined.

MGGeometryを再実装しています。

void MGPoint::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.

MGGeometryを再実装しています。

void MGPoint::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。

MGVector MGPoint::evaluate	(	const MGPosition &	t,
		const int *	nderiv = `0`
	)		const

inlinevirtual

Evaluate n'th derivative data. n=0 means positional data evaluation.

引数

t	Parameter value, t's space dimension is geometry's manifold dimension.
nderiv	Order of derivative of i-th parameter in nderiv[i], When nderiv=null, nderiv[i]=0 is assumed for all i.

MGGeometryを実装しています。

long MGPoint::identify_type ( ) const

virtual

Return This object's typeID.

MGGelを実装しています。

bool MGPoint::in_range ( const MGPosition & t ) const

virtual

Test if input parameter value is inside parameter range of the line.

MGGeometryを再実装しています。

MGisects MGPoint::intersection ( const MGObject & obj2 ) const

inlinevirtual

Compute the intersections of two objects. Intersections are obtained from two objects, which are known using the MGisects::object1() and object2(). ****NOTE**** When two objects' manifold dimension are the same, object1 is this object at the invocation of MGObject::intersection(), and object2 is the argument object. However, their manifold dimension are not the same, object1 is always the lower dimension's object and object2 is the higer dimension's object.

MGObjectを実装しています。

MGisects MGPoint::intersection ( const MGCurve & obj2 ) const

inlinevirtual

MGObjectを実装しています。

MGisects MGPoint::intersection ( const MGFSurface & obj2 ) const

inlinevirtual

MGObjectを実装しています。

MGisects MGPoint::intersection ( const MGSurface & obj2 ) const

inlinevirtual

MGObjectを実装しています。

MGisects MGPoint::intersection ( const MGFace & obj2 ) const

inlinevirtual

MGObjectを実装しています。

MGisects MGPoint::intersection ( const MGShell & obj2 ) const

inlinevirtual

MGObjectを実装しています。

int MGPoint::manifold_dimension ( ) const

inlinevirtual

Return manifold dimension, i.e. 0:point, 1:curve, 2:surface.

MGGelを再実装しています。

void MGPoint::negate ( )

inlinevirtual

Negate direction of this geometry.

MGGeometryを再実装しています。

void MGPoint::negate_transform ( MGGeometry & boundary ) const

inlinevirtual

Transform the coordinates of boundary of this geometry so that new coordinate of boundary is the same coordinate as the new one of this geometry after negate() of this geometry is done. That is, boundary coordinates are parameter world of this geometry.

MGGeometryを実装しています。

bool MGPoint::on	(	const MGPosition &	P,
		MGPosition &	param
	)		const

Test if given point is on the geometry or not. If yes, return parameter value of the geometry. Even if not, return nearest point's parameter. 指定点が自身上にあるかを調べる。曲線上にあれば，そのパラメーター値を，なくても最近傍点のパラメータ値を返す。 Function's return value is >0 if the point is on the geometry, and 0 if the point is not on the geometry.

引数

P	Point(指定点)
param	Parameter of the geometry(パラメータ)

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

inlinevirtual

MGGelを再実装しています。

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

inline

double MGPoint::operator() ( int i ) const

inline

double& MGPoint::operator() ( int i )

inline

Access to i-th element.

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

virtual

MGObjectを実装しています。

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

virtual

MGObjectを実装しています。

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

virtual

MGObjectを実装しています。

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

virtual

Object transformation.

MGObjectを実装しています。

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

virtual

MGObjectを実装しています。

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

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

inlinevirtual

MGGelを再実装しています。

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

virtual

Assignment. When the leaf object of this and obj2 are not equal, this assignment does nothing.

MGGelを再実装しています。

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

bool MGPoint::operator== ( const MGPoint & point ) const

comparison

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

inlinevirtual

Comparison.

MGGelを再実装しています。

double MGPoint::operator[] ( int i ) const

inline

Return i-th element of the position.

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

virtual

Output function.

MGGeometryを再実装しています。

int MGPoint::out_to_IGES	(	MGIgesOfstream &	igesfile,
		int	SubordinateEntitySwitch = `0`
	)		const

virtual

IGES output function.

MGGelを再実装しています。

MGPosition MGPoint::parameter ( const MGPosition & P ) const

Compute parameter value of given point. 自身の上の指定点を表すパラメータ値を返す。 If input point is not on the geometry, return the nearest point on the geometry.

引数

P	Point(指定点)

MGBox MGPoint::parameter_range ( ) const

virtual

Return parameter range of the geometry(パラメータ範囲を返す)

MGGeometryを実装しています。

MGPoint* MGPoint::point ( )

inlinevirtual

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

MGGelを再実装しています。

const MGPoint* MGPoint::point ( ) const

inlinevirtual

MGGelを再実装しています。

const MGPosition& MGPoint::position ( ) const

inline

MGPosition& MGPoint::position ( )

inline

MGPosition MGPoint::range ( const MGPosition & t ) const

Round t into geometry's parameter range. 入力パラメータをパラメータ範囲でまるめて返却する。

void MGPoint::ReadMembers ( MGIfstream & buf )

protectedvirtual

メンバデータを読み出す関数戻り値boolは正常に読み出しが出来ればtrue、失敗すればfalseになるここでは処理対象となるデータメンバが無いので何も処理をしない。

MGGeometryを再実装しています。

double MGPoint::ref ( int i ) const

inline

Return i-th element of the point.

int MGPoint::sdim ( ) const

virtual

Return space dimension.

MGGeometryを実装しています。

std::string MGPoint::whoami ( ) const

inlinevirtual

MGGeometryを再実装しています。

void MGPoint::WriteMembers ( MGOfstream & buf ) const

protectedvirtual

メンバデータを書き込む関数戻り値boolは正常に書き込みが出来ればtrue、失敗すればfalseになるここでは処理対象となるデータメンバが無いので何も処理をしない。

MGGeometryを再実装しています。

このクラス詳解は次のファイルから抽出されました:

mg/Point.h

公開メンバ関数

限定公開メンバ関数

その他の継承メンバ

詳解

構築子と解体子

関数詳解