MGTrimmedCurve is a part of an original curve of a limitted parameter range. [詳解]

MGTrimmedCurve の継承関係図

公開メンバ関数
	MGTrimmedCurve ()

	MGTrimmedCurve (const MGTrimmedCurve &tc)

	MGTrimmedCurve (const MGCurve &crv, const MGInterval range)
	copy constructor. [詳解]

	MGTrimmedCurve (const MGCurve &crv, double t1, double t2)

	~MGTrimmedCurve ()

MGTrimmedCurve &	operator= (const MGGel &gel2)

MGTrimmedCurve &	operator= (const MGTrimmedCurve &el2)

bool	is_same_curve (const MGCurve &curve2) const

bool	operator== (const MGTrimmedCurve &gel2) const

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

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

bool	operator< (const MGTrimmedCurve &gel2) const

bool	operator< (const MGGel &gel2) const

void	approximate_as_LBRep (MGLBRep &lb, int ordr=0, int parameter_normalization=0, bool neglectMulti=false) const

int	bdim () const
	Returns B-Rep Dimension. [詳解]

MGBox	box_limitted (const MGInterval &) const

MGTrimmedCurve &	change_dimension (int dim, int start1, int start2)
	Changing this object's space dimension. [詳解]

void	change_range (double t1, double t2)

MGCurve *	clone () const

int	common (const MGCurve &curve2, std::vector< double > &vecComSpan, MGCCisect_list &isect) const

int	common (const MGCurve &curve2, std::vector< double > &vecComSpan) const

MGCurve *	copy_as_nurbs () const

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

MGCurve *	copy_limitted (const MGInterval &prange) const

MGCurve *	copy_limitted () const

const MGCurve *	base_curve () const
	Return parameter curve's pointer. [詳解]

double	curvilinear_integral (double t1, double t2) const

int	divide_multi (MGPvector< MGCurve > &crv_list, int multiplicity=-1) const

void	drawSE (mgVBO &vbo, double span_length, double t0, double t1) const
	Draw this curve into vbo, approximating with polyline. [詳解]

MGVector	eval (double t, int nderiv=0, int left=0) const
	Evaluate n'th derivative data. n=0 means positional data evaluation. [詳解]

void	extend (double length, bool start=false)

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

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

int	intersect_dnum () const
	Provide divide number of curve span for function intersect. [詳解]

bool	is_planar (MGPlane &plane) const
	Test if this parameter range is the same as the original m_curve's. [詳解]

bool	is_same_range () const

MGCCisect_list	isect (const MGCurve &curve2) const
	Intersection of Curve and Surface. [詳解]

MGCCisect_list	isect (const MGStraight &curve2) const

MGCCisect_list	isect (const MGRLBRep &curve2) const

MGCCisect_list	isect (const MGEllipse &curve2) const

MGCCisect_list	isect (const MGLBRep &curve2) const

MGCCisect_list	isect (const MGSurfCurve &curve2) const

MGCCisect_list	isect (const MGBSumCurve &curve2) const

MGCCisect_list	isect (const MGTrimmedCurve &curve2) const

MGCCisect_list	isect (const MGCompositeCurve &curve2) const

MGCSisect_list	isect (const MGSurface &surf) const
	Intersection with a Surface. [詳解]

MGCSisect_list	isect (const MGPlane &surf) const

MGCSisect_list	isect (const MGSphere &surf) const

MGCSisect_list	isect (const MGCylinder &surf) const

MGCSisect_list	isect (const MGSBRep &surf) const

MGCSisect_list	isect (const MGRSBRep &surf) const

MGCSisect_list	isect (const MGBSumSurf &surf) const

double	knot (int i) const
	Access to i-th element of knot. [詳解]

const MGKnotVector &	knot_vector () const
	Returns the knot vector. [詳解]

double	length (double t1, double t2) const

double	length_param (double t, double len) const

MGTrimmedCurve &	limit (const MGInterval &)

double	negate_param (double t) const
	Obtain parameter value if this curve is negated by "negate()". [詳解]

int	order () const
	Returns the order. [詳解]

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

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

double	param_e () const
	Return ending parameter value. [詳解]

double	param_normalize (double t) const

MGInterval	param_range () const
	Return parameter range of the curve(パラメータ範囲を返す) [詳解]

double	param_s () const
	Return starting parameter value. [詳解]

MGCurve *	part (double t1, double t2, int multiple=0) const

MGCParam_list	perps (const MGPosition &P) const

MGPosition_list	perps (const MGCurve &crv2) const

MGPosition_list	perps (const MGStraight &crv2) const

MGPosition_list	perps (const MGRLBRep &crv2) const

MGPosition_list	perps (const MGEllipse &crv2) const

MGPosition_list	perps (const MGLBRep &crv2) const

MGPosition_list	perps (const MGSurfCurve &crv2) const

MGPosition_list	perps (const MGBSumCurve &crv2) const

int	project (const MGFSurface &surf, MGPvector< MGCurve > &vec_crv_uv, MGPvector< MGCurve > &vec_crv, const MGVector &vec) const

double	range (double t) const

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

MGSurface *	sweep (const MGUnit_vector &uvec, double start_dist, double end_dist) const

MGCURVE_TYPE	type () const
	Return curve type(曲線のタイプを返す) [詳解]

MGCurve &	unlimit ()
	Unlimit parameter range of the curve(limitをはずす) [詳解]

MGCurve &	unlimit_end ()

MGCurve &	unlimit_start ()

std::string	whoami () const

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

	MGCurve (const MGCurve &curve)
	Copy constructor. [詳解]

virtual	~MGCurve ()
	Virtual Destructor. [詳解]

virtual MGCurve &	operator= (const MGCurve &gel2)
	Assignment. [詳解]

void	arrow (double t, MGPosition data[4]) const
	Generate arrow data of the tangent at the parameter value t of the curve. [詳解]

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

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

virtual double	closest (const MGPosition &point) const
	Compute the closest point parameter value of this curve from a point. [詳解]

virtual double	closest2D (const MGPosition &point) const
	Compute the nearest point from input point on this curve's (x,y) 2D part. [詳解]

virtual MGPosition	closest (const MGCurve &curve2) const
	Compute the closest point parameter value pair of this curve and curve2. [詳解]

bool	cn_continuity (int n) const
	Test if this curve is cn continuous. [詳解]

virtual void	convert_to_Bezier (MGLBRep &bezier) const
	Convert this curve to Bezier curve. [詳解]

virtual double	curvature (double) const
	Return curvature at the given point. [詳解]

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

const MGCurve *	curve () const

virtual double	curvilinear_integral () const

virtual double	deriv_length () const
	Compute mean length of 1st derivative vector. [詳解]

MGUnit_vector	direction (const MGPosition &param) const
	Compute direction unit vector of the geometry. [詳解]

virtual MGUnit_vector	direction (double) const
	Return tangent vector at the given point. [詳解]

virtual void	display_arrows (mgSysGL &sgl) const

virtual void	display_break_points (mgSysGL &sgl) const

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

int	divide_number () const
	get the a divide number for offset, intersection, or others. [詳解]

virtual void	drawWire (mgVBO &vbo, double span_length, int line_density=1) const
	Draw this curve into vbo, approximating with polyline. [詳解]

virtual MGPosition	end_point () const
	Return end point(終点を返却する) [詳解]

virtual void	eval_all (double, MGPosition &, MGVector &, MGVector &) const
	Compute position, 1st and 2nd derivatives. [詳解]

virtual MGVector	eval_deriv (double) const
	Compute 1st derivative. [詳解]

void	eval_discrete_deviation (const MGCurve &curve2, std::vector< MGPosition > &sts, int npoint=20, double tolerance=0.1) const
	Evaluate deviations of two curves(this and curve2) at npoint discrete points. [詳解]

virtual void	eval_line (const MGNDDArray &tau, MGBPointSeq &value) const
	Evaluate line data at data point tau. [詳解]

virtual MGPosition	eval_position (double) const
	Compute positional data. [詳解]

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

virtual void	Frenet_frame2 (double t, MGVector &V2, MGVector &T, MGVector &N, MGVector &B) const
	Compute Frenet_frame, curvature and torsion in 3D space. [詳解]

virtual void	Frenet_frame (double t, MGUnit_vector &T, MGUnit_vector &N, MGUnit_vector &B, double &curvature, double &torsion) const
	Compute Frenet_frame, curvature and torsion in 3D space. [詳解]

double	get_average_tangent_length () const
	Get average tangent length. [詳解]

virtual bool	get_control_points (MGBPointSeq &cpoints) const
	Extracts control points. [詳解]

void	getParamsC0Continuity (std::vector< double > &param) const

bool	has_same_direction_at (double s, const MGCurve &curve2, double t) const
	Test if this curve has the same direction with curve2. [詳解]

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

MGCCisect_list	intersect_brute_force (const MGCurve &) const
	Curve to curve intersection. [詳解]

virtual MGCCisect_list	intersect (const MGCurve &) const
	Curve to curve intersection. [詳解]

MGisects	intersection (const MGObject &obj2) const
	Compute the intersections of two objects. [詳解]

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

MGCSisect_list	intersect_with_plane (const MGPlane &surf) const
	intersections with a plane. [詳解]

MGCCisect_list	isect (const MGTrimmedCurve &curve2) const

MGCCisect_list	isect (const MGCompositeCurve &curve2) const

MGCSisect_list	isect (const MGFSurface &fs) const

virtual MGCSisect_list	isect (const MGFace &) const

MGCFisect_vector	isect (const MGShell &shl) const
	Intersection of a shell and a curve. [詳解]

MGCParam_list	isect_1D (double f, int coordinate=0) const
	Compute intersection point of 1D sub curve of original curve. [詳解]

virtual const MGLBRep *	is_Bezier (int ordr=0) const
	Test if this is a Bezier Curve. [詳解]

bool	is_closed () const
	Test if this is a closed curve. [詳解]

bool	is_closedWithError (double err) const
	Terst if this is a closed curve, given the tolerance. [詳解]

virtual bool	is_coplanar (const MGCurve &curve2, MGPlane &plane) const
	Test if this cure is co-planar with the 2nd curve curve2. [詳解]

virtual bool	is_startpoint_parameter (double t) const
	Test if the input parameter t is the start point parameter or not. [詳解]

virtual bool	is_endpoint_parameter (double t) const
	Test if the input parameter t is the start point parameter or not. [詳解]

bool	is_perpendicular (const MGPosition &P, double t) const
	Test if the vector from P to this->eval(t) is perpendicular. [詳解]

virtual bool	is_linear (MGStraight &straight) const
	Test if this cure is linear or not, that is, is straight or not. [詳解]

MGKnotVector &	knot_vector ()
	Returns the knot vector of the curve. [詳解]

virtual double	length () const
	Compute whole curve length. [詳解]

MGCurve &	limit (double t0, double t1)

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

void	negate_transform (MGGeometry &boundary) const

virtual MGPvector< MGCurve >	offset (double ofs_value, const MGVector &norm_vector=mgNULL_VEC) const
	Offset of costant deviation from this curve. [詳解]

virtual MGPvector< MGCurve >	offset (const MGLBRep &ofs_value_lb, const MGVector &norm_vector=mgNULL_VEC) const
	Offset of variable deviation from this curve. [詳解]

virtual MGLBRep	offset_c2 (double ofs_value, const MGVector &norm_vector=mgNULL_VEC) const
	Costant offset curve of C2 continuous curve. [詳解]

virtual MGLBRep	offset_c2 (const MGLBRep &ofs_value_lb, const MGVector &norm_vector=mgNULL_VEC) const
	Valuable offset curve of C2 continuous curve. [詳解]

virtual bool	on (const MGPosition &point, double &t) const
	Test if given point is on the curve or not. [詳解]

bool	on (const MGPosition &P, MGPosition &t) const
	Test if given point is on this geometry or not. [詳解]

virtual double	param (const MGPosition &) const
	Compute parameter value of given point. [詳解]

virtual double	param_error () const
	Obtain parameter space error. [詳解]

double	param_round_into_range (double t) const
	Round the parameter t into this parameter range. [詳解]

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

double	param_se (double t) const
	Return starting or ending parameter value that is nearer to the param t. [詳解]

virtual double	param_span () const
	Compute parameter span length. [詳解]

virtual int	perp_guess (double t0, double t1, const MGPosition &P, double tg, double &t) const
	Return perpendicular point from a point P. [詳解]

virtual int	perp_guess (double s0, double s1, const MGCurve &curve2, double t0, double t1, double sg, double tg, MGPosition &st) const
	Return perpendicular points of two curves. [詳解]

virtual int	perp_point (const MGPosition &p, double &t, const double *g=0) const
	Compute a foot point of the perpendicular line from point p to the curve. [詳解]

MGPosition_list	perpendiculars (const MGCurve &crv) const
	Compute all the perpendicular points of this curve and the second one. [詳解]

MGPosition_list	perps (const MGCompositeCurve &crv2) const

MGPosition_list	perps (const MGTrimmedCurve &crv2) const

virtual MGPosition	pick_closest (const MGStraight &sl) const
	Compute the parameter value of the closest point from the straight to this object. [詳解]

virtual void	polygonize (double error, MGLBRep &lb2) const
	Approximate this curve by a polyline and output to lb2. [詳解]

MGPosition	range (const MGPosition &t) const
	Round t into geometry's parameter range. [詳解]

std::auto_ptr< MGCurve >	rebuild (int how_rebuild=1, int parameter_normalization=2, double tol=-1., int ordr=0, const double *param_range=0) const
	Rebuild this curve. [詳解]

virtual MGCurve &	rotate_self (const MGVector &v, double, const MGPosition &=mgORIGIN)
	Update curve by rotating around straight line. [詳解]

std::auto_ptr< MGLBRep >	scalePolar (double angleBase, double angle1, double angle2) const
	Obtain polar-rotated curve of this. [詳解]

virtual MGPosition	start_point () const
	Return start point(始点を返却する). [詳解]

virtual int	tangent_guess (double t0, double t1, const MGPosition &P, double tg, double &t) const
	Return tangent point from a point P, given guess starting paramter tg. [詳解]

void	trim_end (double t)
	Trim the end part of this curve at the parameter t. [詳解]

void	trim_start (double t)
	Trim the start part of this curve at the parameter t. [詳解]

void	trim_start_and_end (double ts, double te)
	Trim the start part and end part of this curve at the parameter ts and te. [詳解]

virtual std::auto_ptr< MGLBRep >	PolarCoordinatesLBRep () const
	Obtain polar coordinates system MGLBRep of this curve. [詳解]

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]

virtual void	draw3DVertex (mgVBO &vbo) const

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

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

virtual const MGPoint *	point () 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_control_polygon (mgSysGL &sgl) const

限定公開メンバ関数
MGCParam_list	intersect_1D (double f, int coordinate=0) const

std::auto_ptr< MGCurve >	oneD (const double g[4]) const

void	ReadMembers (MGIfstream &buf)

void	WriteMembers (MGOfstream &buf) const

基底クラス MGCurve に属する継承限定公開メンバ関数
void	approximate_as_LBRep2 (MGLBRep &lb, int order, int is, int ie, bool neglectMulti=false) const
	Approximate this curve as a MGLBRep curve from knot_vector[is] to [ie]. [詳解]

virtual void	data_points_for_approximate_as_LBRep2 (int is, int ie, MGKnotVector &t, MGNDDArray &tau, bool neglectMulti=false) const
	Get data points for approximate_as_LBRep2. [詳解]

void	extrapolated_pp (double tau, double dk, MGPPRep &pp) const
	Obtain an extrapolated PP-Rep curve by the parameter value. [詳解]

virtual MGCCisect_list	isect_with_noCompoSC (const MGSurfCurve &curve2) const
	isect with SurfCurve whose m_curve is not a MGTrimmedCurve of MGCompositeCurve. [詳解]

virtual MGPosition_list	perps_withC1LB (const MGLBRep &lbC1) const
	Perpendicular points with C1 conitnuity LBRep. [詳解]

virtual MGPosition_list	perps_with_noCompoSC (const MGSurfCurve &curve2) const
	Perpendicular points of this to curve2. [詳解]

MGPosition_list	perpsSl (const MGStraight &sl) const
	Perpendicular points with straight. [詳解]

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

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]

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 MGTrimmedCurve	operator+ (const MGVector &v, const MGTrimmedCurve &cv2)

MG_DLL_DECLR friend MGTrimmedCurve	operator* (double scale, const MGTrimmedCurve &cv2)

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

MGTrimmedCurve is a part of an original curve of a limitted parameter range.

MGTrimmedCurve is a part of original curve that has limitted parameter range. MGTrimmedCurve is a temporal curve, and does not have update functions.

構築子と解体子

MGTrimmedCurve::MGTrimmedCurve ( )

MGTrimmedCurve::MGTrimmedCurve ( const MGTrimmedCurve & tc )

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

copy constructor.

MGTrimmedCurve::MGTrimmedCurve	(	const MGCurve &	crv,
		double	t1,
		double	t2
	)

subcurve of the input curve crv from t1 to t2. t1 may be >t2. In this case, the curve will be from t2 to t1.

MGTrimmedCurve::~MGTrimmedCurve ( )

関数詳解

void MGTrimmedCurve::approximate_as_LBRep	(	MGLBRep &	lb,
		int	ordr = `0`,
		int	parameter_normalization = `0`,
		bool	neglectMulti = `false`
	)		const

virtual

Approximate this curve as a MGLBRep curve within the tolerance MGTolerance::line_zero(). When parameter_normalization=0, reparameterization will not done, and the evaluation at the same parameter has the same values before and after of approximate_as_LBRep.

引数

lb	Approximated obrep will be set.
ordr	new order. When this is MGLBRep, if ordr=0, ordr=order() will be assumed, else ordr=4 is assumed.
parameter_normalization	Indicates how the parameter normalization be done: =0: no parameter normalization. =1: normalize to range=(0., 1.); =2: normalize to make the average length of the 1st derivative is as equal to 1. as possible.
neglectMulti	Indicates if multiple knots be kept. true: multiplicity is removed. false: multiplicity is kept.

MGCurveを再実装しています。

const MGCurve* MGTrimmedCurve::base_curve ( ) const

inline

Return parameter curve's pointer.

int MGTrimmedCurve::bdim ( ) const

virtual

Returns B-Rep Dimension.

MGCurveを実装しています。

MGBox MGTrimmedCurve::box_limitted ( const MGInterval & ) const

virtual

Return minimum box that includes the curve 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。

MGCurveを実装しています。

MGTrimmedCurve& MGTrimmedCurve::change_dimension	(	int	dim,
		int	start1,
		int	start2
	)

inlinevirtual

Changing this object's space dimension.

引数

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

MGCurveを実装しています。

void MGTrimmedCurve::change_range	(	double	t1,
		double	t2
	)

inlinevirtual

Change parameter range, be able to change the direction by providing t1 greater than t2.

引数

t1	Parameter value for the start of original.
t2	Parameter value for the end of original.

MGCurveを実装しています。

MGCurve* MGTrimmedCurve::clone ( ) const

virtual

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

MGCurveを実装しています。

int MGTrimmedCurve::common	(	const MGCurve &	curve2,
		std::vector< double > &	vecComSpan,
		MGCCisect_list &	isect
	)		const

virtual

目的：与えられた曲線と自身の共通部分があるかどうか調べる。引数： const MGCurve& curve2, (I/ ) 与えられる曲線 std::vector<double>& vecComSpan ( /O) 共通部分のパラメータ範囲 4nの配列で、vecComSpan(4*i+0),vecComSpan(4*i+1)が自身のパラメータ範囲 (vecComSpan(4*i+0) < vecComSpan(4*i+1))、 vecComSpan(4*i+2),vecComSpan(4*i+3)がcurve2のパラメータ範囲 MGCCisect_list& isect ( /O) 交点戻り値： 3:交点も共通部分も求まった 2:交点のみが求まった 1:共通部分のみが求まった 0:交点も共通部分もなかった -1:共通エッジの収束計算エラー -2:共通エッジが４個以上求まった(のっていないと見なす) 追記：曲線が共通かどうかの誤差にはline_zero()、をパラメータ範囲の収束計算の誤差には、パラメータ範囲*rc_zero()を使用した

MGCurveを再実装しています。

int MGTrimmedCurve::common	(	const MGCurve &	curve2,
		std::vector< double > &	vecComSpan
	)		const

virtual

目的：与えられた曲線と自身の共通部分があるかどうか調べる。引数： const MGCurve& curve2, (I/ ) 与えられる曲線 std::vector<double>& vecComSpan ( /O) 共通部分のパラメータ範囲 4nの配列で、vecComSpan(4*i+0),vecComSpan(4*i+1)が自身のパラメータ範囲 (vecComSpan(4*i+0) < vecComSpan(4*i+1))、 vecComSpan(4*i+2),vecComSpan(4*i+3)がcurve2のパラメータ範囲戻り値：共通部分の数: 共通部分が求まった 0: 共通部分がなかった -1: 共通エッジの収束計算エラー -2: 共通エッジが４個以上求まった(のっていないと見なす) 追記：曲線が共通かどうかの誤差にはline_zero()を、パラメータ範囲の収束計算の誤差には、パラメータ範囲*rc_zero()を使用した

MGCurveを再実装しています。

MGCurve* MGTrimmedCurve::copy_as_nurbs ( ) const

virtual

copy as a newed curve. The new curve will be MGLBRep or MGRLBRep. When original curve was a MGRLBRep, the new curve will be a MGRLBRep. Otherwise, the new curve will be a MGLBRep. Returned object must be deleted.

MGCurveを実装しています。

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

virtual

Construct new curve 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.

MGCurveを実装しています。

MGCurve* MGTrimmedCurve::copy_limitted ( const MGInterval & prange ) const

virtual

Construct new curve object by copying to newed area, and limitting the parameter range to prange. Returned is newed object and must be deleted. Returned curve is not TrimmedCurve, but a part copy of the original curve.

MGCurveを再実装しています。

MGCurve* MGTrimmedCurve::copy_limitted ( ) const

double MGTrimmedCurve::curvilinear_integral	(	double	t1,
		double	t2
	)		const

virtual

Compute curvilinear integral of the 1st two coordinates. This integral can be used to compute area sorounded by the curve. (線積分）を求める。 curvilinear_integral from t1 to t2 can be obtained by Integral of (x*dy-y*dx) about t, where curve is expressed by f(t)=(x(t),y(t)), dx=dx/dt, and dy=dy/dt.

MGCurveを再実装しています。

int MGTrimmedCurve::divide_multi	(	MGPvector< MGCurve > &	crv_list,
		int	multiplicity = `-1`
	)		const

virtual

Divide this curve at the designated knot multiplicity point. Function's return value is the number of the curves after divided.

引数

crv_list	divided curves will be appended.
multiplicity	designates the multiplicity of the knot to divide at, When multiplicity<=0, order()-1 is assumed, When multiplicity>=order(), order() is assumed.

MGCurveを再実装しています。

void MGTrimmedCurve::drawSE	(	mgVBO &	vbo,
		double	span_length,
		double	t0,
		double	t1
	)		const

virtual

Draw this curve into vbo, approximating with polyline.

引数

vbo	The target graphic object.
span_length	Line segment span length.
t0	Start parameter value of the curve.
t1	End parameter value of the curve, Draw will be performed from t0 to t1.

MGCurveを再実装しています。

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

inlinevirtual

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

引数

t	Parameter value.
nderiv	Order of Derivative.
left	Left continuous(left=true) or right continuous(left=false).

MGCurveを実装しています。

void MGTrimmedCurve::extend	(	double	length,
		bool	start = `false`
	)

virtual

Extrapolate this curve by an (approximate) chord length. The extrapolation is C2 continuous.

引数

length	approximate chord length to extend.
start	Flag of which point to extend, start or end point of the line, If start is true extend on the start point.

MGCurveを実装しています。

long MGTrimmedCurve::identify_type ( ) const

virtual

Return This object's typeID.

MGCurveを実装しています。

bool MGTrimmedCurve::in_range ( double t ) const

inlinevirtual

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

MGCurveを再実装しています。

MGCParam_list MGTrimmedCurve::intersect_1D	(	double	f,
		int	coordinate = `0`
	)		const

protectedvirtual

Compute intersection point of 1D sub curve of original curve. Parameter values of intersection point will be returned.

引数

f	Coordinate value
coordinate	Coordinate kind of the data f(from 0).

MGCurveを再実装しています。

int MGTrimmedCurve::intersect_dnum ( ) const

virtual

Provide divide number of curve span for function intersect.

MGCurveを実装しています。

bool MGTrimmedCurve::is_planar ( MGPlane & plane ) const

virtual

Test if this parameter range is the same as the original m_curve's.

Test if this cure is planar or not. MGPlane expression will be out to plane if this is planar. Function's return value is true if planar.

MGCurveを再実装しています。

bool MGTrimmedCurve::is_same_curve ( const MGCurve & curve2 ) const

Logical operator overload(論理演算子多重定義) ２つの曲線が等しいかどうか比較し判定する。 Comparison of two curves.

bool MGTrimmedCurve::is_same_range ( ) const

inline

MGCCisect_list MGTrimmedCurve::isect ( const MGCurve & curve2 ) const

virtual

Intersection of Curve and Surface.

MGCurveを実装しています。

MGCCisect_list MGTrimmedCurve::isect ( const MGStraight & curve2 ) const

virtual

MGCurveを実装しています。

MGCCisect_list MGTrimmedCurve::isect ( const MGRLBRep & curve2 ) const

virtual

MGCurveを再実装しています。

MGCCisect_list MGTrimmedCurve::isect ( const MGEllipse & curve2 ) const

virtual

MGCurveを再実装しています。

MGCCisect_list MGTrimmedCurve::isect ( const MGLBRep & curve2 ) const

virtual

MGCurveを再実装しています。

MGCCisect_list MGTrimmedCurve::isect ( const MGSurfCurve & curve2 ) const

virtual

MGCurveを実装しています。

MGCCisect_list MGTrimmedCurve::isect ( const MGBSumCurve & curve2 ) const

virtual

MGCurveを再実装しています。

MGCCisect_list MGTrimmedCurve::isect ( const MGTrimmedCurve & curve2 ) const

MGCCisect_list MGTrimmedCurve::isect ( const MGCompositeCurve & curve2 ) const

MGCSisect_list MGTrimmedCurve::isect ( const MGSurface & surf ) const

virtual

Intersection with a Surface.

MGCurveを実装しています。

MGCSisect_list MGTrimmedCurve::isect ( const MGPlane & surf ) const

virtual

MGCurveを実装しています。

MGCSisect_list MGTrimmedCurve::isect ( const MGSphere & surf ) const

virtual

MGCurveを実装しています。

MGCSisect_list MGTrimmedCurve::isect ( const MGCylinder & surf ) const

virtual

MGCurveを実装しています。

MGCSisect_list MGTrimmedCurve::isect ( const MGSBRep & surf ) const

virtual

MGCurveを実装しています。

MGCSisect_list MGTrimmedCurve::isect ( const MGRSBRep & surf ) const

virtual

MGCurveを実装しています。

MGCSisect_list MGTrimmedCurve::isect ( const MGBSumSurf & surf ) const

virtual

MGCurveを実装しています。

double MGTrimmedCurve::knot ( int i ) const

virtual

Access to i-th element of knot.

MGCurveを実装しています。

const MGKnotVector& MGTrimmedCurve::knot_vector ( ) const

virtual

Returns the knot vector.

MGCurveを実装しています。

double MGTrimmedCurve::length	(	double	t1,
		double	t2
	)		const

virtual

Cmpute curve length of the interval. If t1 is greater than t2, return negative value. 与えられたパラメータ値間の曲線の長さを返す。パラメータが昇順で与えられたときは正値、降順のときは負値を返す。

MGCurveを再実装しています。

double MGTrimmedCurve::length_param	(	double	t,
		double	len
	)		const

virtual

Inverse function of length. Compute the point that is away from the point t by length len. lengthの逆関数。指定パラメータtで示される点から指定距離len 曲線上に沿って離れた点を示すパラメータ値を返す。

MGCurveを再実装しています。

MGTrimmedCurve& MGTrimmedCurve::limit ( const MGInterval & )

virtual

Update this by limiting the parameter range of the curve. 自身に指定したパラメータ範囲のｌｉｍｉｔをつける。

MGCurveを実装しています。

double MGTrimmedCurve::negate_param ( double t ) const

inlinevirtual

Obtain parameter value if this curve is negated by "negate()".

MGCurveを実装しています。

std::auto_ptr<MGCurve> MGTrimmedCurve::oneD ( const double g[4] ) const

protectedvirtual

Obtain so transformed 1D curve expression of this curve that f(t)={sum(xi(t)*g[i]) for i=0(x), 1(y), 2(z)}-g[3], where f(t) is the output of oneD and xi(t) is i-th coordinate expression of this curve. This is used to compute intersections with a plane g[4].

引数

g	Plane expression(a,b,c,d) where ax+by+cz=d.

MGCurveを実装しています。

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

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

virtual

MGCurveを実装しています。

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

virtual

Assignment. When the leaf object of this and crv2 are not equal, this assignment does nothing.

MGGelを再実装しています。

MGTrimmedCurve& MGTrimmedCurve::operator= ( const MGTrimmedCurve & el2 )

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

virtual

MGCurveを再実装しています。

bool MGTrimmedCurve::operator== ( const MGCompositeCurve & crv ) const

virtual

Comparison.

MGCurveを再実装しています。

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

virtual

Comparison.

MGCurveを実装しています。

int MGTrimmedCurve::order ( ) const

inlinevirtual

Returns the order.

MGCurveを実装しています。

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

virtual

Output function.

MGCurveを再実装しています。

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

virtual

IGES output function.

MGGelを再実装しています。

double MGTrimmedCurve::param_e ( ) const

virtual

Return ending parameter value.

MGCurveを実装しています。

double MGTrimmedCurve::param_normalize ( double t ) const

virtual

Normalize parameter value t to the nearest knot if their distance is within tolerance.

MGCurveを実装しています。

MGInterval MGTrimmedCurve::param_range ( ) const

inlinevirtual

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

MGCurveを再実装しています。

double MGTrimmedCurve::param_s ( ) const

virtual

Return starting parameter value.

MGCurveを実装しています。

MGCurve* MGTrimmedCurve::part	(	double	t1,
		double	t2,
		int	multiple = `0`
	)		const

virtual

Compute part of this curve from parameter t1 to t2. Returned is the pointer to newed object, and so should be deleted by calling program, or memory leaked.

引数

t1	target parameter range from t1,
t2	to t2.
multiple	Indicates if start and end knot multiplicities are necessary. =0:unnecessary, !=0:necessary.

MGCurveを実装しています。

MGCParam_list MGTrimmedCurve::perps ( const MGPosition & P ) const

virtual

Compute all foot points of the perpendicular line from point to the curve. 与ポイントから曲線へ下ろした垂線の足の，曲線のパラメータ値をすべて求める。

引数

P	Point(指定点)

MGCurveを再実装しています。

MGPosition_list MGTrimmedCurve::perps ( const MGCurve & crv2 ) const

inlinevirtual

Compute all the perpendicular points of this curve and the second one. That is, if f(s) and g(t) are the points of the two curves f and g, then obtains points where the following conditions are satisfied: fs*(f-g)=0. gt*(g-f)=0. Here fs and gt are 1st derivatives at s and t of f and g. MGPosition P in the MGPosition_list contains this and crv's parameter as: P(0)=this curve's parameter, P(1)=crv2's parameter value.

MGCurveを実装しています。

MGPosition_list MGTrimmedCurve::perps ( const MGStraight & crv2 ) const

inlinevirtual

MGCurveを実装しています。

MGPosition_list MGTrimmedCurve::perps ( const MGRLBRep & crv2 ) const

inlinevirtual

MGCurveを再実装しています。

MGPosition_list MGTrimmedCurve::perps ( const MGEllipse & crv2 ) const

inlinevirtual

MGCurveを再実装しています。

MGPosition_list MGTrimmedCurve::perps ( const MGLBRep & crv2 ) const

inlinevirtual

MGCurveを再実装しています。

MGPosition_list MGTrimmedCurve::perps ( const MGSurfCurve & crv2 ) const

virtual

MGCurveを再実装しています。

MGPosition_list MGTrimmedCurve::perps ( const MGBSumCurve & crv2 ) const

inlinevirtual

MGCurveを再実装しています。

int MGTrimmedCurve::project	(	const MGFSurface &	surf,
		MGPvector< MGCurve > &	vec_crv_uv,
		MGPvector< MGCurve > &	vec_crv,
		const MGVector &	vec
	)		const

virtual

曲線を面に面直またはベクトル投影して曲線リストを求める。投影曲線は面上のパラメータ曲線と3次元曲線としてそれぞれ順番に、 vec_crv_uv, vec_crvに格納される。 uv曲線のトレランスはrc_zero()を、3次元曲線はline_zero()をそれぞれ使用している。 get perpendicular or vector projection curve list. uv projection curves are put into vec_crv_uv(rc_zero() is used), 3d projection curves are put into vec_crv(line_zero() is used) respectively. 戻り値：投影曲線の数: 投影曲線が求まった 0: 投影曲線が求まらなかった -1: 内部処理エラー -2: 収束処理エラー（収束しなかった）追記：引数vecが与えられない(null）とき、面直投影する。 Obtain the projected curve of a curve onto the surface. The direction of the projection is along the vector vec if the vec is not NULL, and normal to the surface if the vec is NULL. Output of 'project' is two kind of curves: one is general world coordinate curves('vec_crv'), and the other is (u,v) curves of the parameter space of the surfaces(vec_crv_uv). vec_crv_uv.size() is equal to vec_crv.size(). Let the size be n, then (vec_crv_uv[i], vec_crv[i]) is one pair for 0<=i<n. Function's return value is: >=0: number of curves obtained, <0 : Some error detected.

MGCurveを再実装しています。

double MGTrimmedCurve::range ( double t ) const

virtual

Round t into curve'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。

MGCurveを再実装しています。

void MGTrimmedCurve::ReadMembers ( MGIfstream & buf )

protectedvirtual

メンバデータを読み込む関数戻り値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。

MGCurveを再実装しています。

int MGTrimmedCurve::sdim ( ) const

inlinevirtual

Return space dimension.

MGCurveを実装しています。

MGSurface* MGTrimmedCurve::sweep	(	const MGUnit_vector &	uvec,
		double	start_dist,
		double	end_dist
	)		const

virtual

Return sweep surface from crv Returned is a newed MGSurface, must be deleted. The sweep surface is defined as: This curve(say c(t)) is the rail and the straight line segments from C(t)+start_dist*uvec to C(t)+end_dist*uvec are the generatrix.

引数

uvec	Sweep Direction.
start_dist	distance to start edge.
end_dist	distance to end edge.

MGCurveを実装しています。

MGCURVE_TYPE MGTrimmedCurve::type ( ) const

inlinevirtual

Return curve type(曲線のタイプを返す)

MGCurveを実装しています。

MGCurve& MGTrimmedCurve::unlimit ( )

virtual

Unlimit parameter range of the curve(limitをはずす)

MGCurveを実装しています。

MGCurve& MGTrimmedCurve::unlimit_end ( )

virtual

Unlimit parameter range of the curve to the end point direction (終点方向にlimitをはずす)

MGCurveを実装しています。

MGCurve& MGTrimmedCurve::unlimit_start ( )

virtual

Unlimit parameter range of the curve to the start point direction (始点方向にlimitをはずす)

MGCurveを実装しています。

std::string MGTrimmedCurve::whoami ( ) const

inlinevirtual

MGCurveを再実装しています。

void MGTrimmedCurve::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。

MGCurve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 MGTrimmedCurve operator*	(	double	scale,
		const MGTrimmedCurve &	cv2
	)

friend

MG_DLL_DECLR friend MGTrimmedCurve operator+	(	const MGVector &	v,
		const MGTrimmedCurve &	cv2
	)

friend

このクラス詳解は次のファイルから抽出されました:

mg/TrimmedCurve.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