#include <opennurbs_curve.h>

Inheritance diagram for ON_Curve:

Public Member Functions
bool	AreaMassProperties (ON_3dPoint base_point, ON_3dVector plane_normal, ON_MassProperties &mp, bool bArea=true, bool bFirstMoments=true, bool bSecondMoments=true, bool bProductMoments=true, double rel_tol=1.0e-6, double abs_tol=1.0e-6) const

virtual ON_BOOL32	ChangeClosedCurveSeam (double t)

virtual bool	ChangeDimension (int desired_dimension)

virtual ON_CurveTree *	CreateCurveTree () const

ON_3dVector	CurvatureAt (double t) const

const ON_CurveTree *	CurveTree () const

virtual int	Degree () const =0

ON_3dVector	DerivativeAt (double t) const

void	DestroyCurveTree ()

void	DestroyRuntimeCache (bool bDelete=true)

virtual ON_Interval	Domain () const =0

virtual ON_Curve *	DuplicateCurve () const

ON_BOOL32	Ev1Der (double t, ON_3dPoint &point, ON_3dVector &first_derivative, int side=0, int *hint=0) const

ON_BOOL32	Ev2Der (double t, ON_3dPoint &point, ON_3dVector &first_derivative, ON_3dVector &second_derivative, int side=0, int *hint=0) const

virtual ON_BOOL32	Evaluate (double t, int der_count, int v_stride, double v, int side=0, int hint=0) const =0

bool	EvaluatePoint (const class ON_ObjRef &objref, ON_3dPoint &P) const

ON_BOOL32	EvCurvature (double t, ON_3dPoint &point, ON_3dVector &tangent, ON_3dVector &kappa, int side=0, int *hint=0) const

ON_BOOL32	EvPoint (double t, ON_3dPoint &point, int side=0, int *hint=0) const

ON_BOOL32	EvTangent (double t, ON_3dPoint &point, ON_3dVector &tangent, int side=0, int *hint=0) const

virtual bool	Extend (const ON_Interval &domain)

ON_BOOL32	FrameAt (double t, ON_Plane &plane) const

virtual bool	GetClosestPoint (const ON_3dPoint &, double t, double maximum_distance=0.0, const ON_Interval sub_domain=NULL) const

virtual ON_BOOL32	GetCurveParameterFromNurbFormParameter (double nurbs_t, double *curve_t) const

ON_BOOL32	GetDomain (double t0, double t1) const

virtual ON_BOOL32	GetLength (double length, double fractional_tolerance=1.0e-8, const ON_Interval sub_domain=NULL) const

virtual ON_BOOL32	GetLocalClosestPoint (const ON_3dPoint &test_point, double seed_parameter, double t, const ON_Interval sub_domain=0) const

virtual bool	GetNextDiscontinuity (ON::continuity c, double t0, double t1, double t, int hint=NULL, int *dtype=NULL, double cos_angle_tolerance=0.99984769515639123915701155881391, double curvature_tolerance=ON_SQRT_EPSILON) const

virtual ON_BOOL32	GetNormalizedArcLengthPoint (double s, double t, double fractional_tolerance=1.0e-8, const ON_Interval sub_domain=NULL) const

virtual ON_BOOL32	GetNormalizedArcLengthPoints (int count, const double s, double t, double absolute_tolerance=0.0, double fractional_tolerance=1.0e-8, const ON_Interval *sub_domain=NULL) const

virtual int	GetNurbForm (ON_NurbsCurve &nurbs_curve, double tolerance=0.0, const ON_Interval *subdomain=NULL) const

virtual ON_BOOL32	GetNurbFormParameterFromCurveParameter (double curve_t, double *nurbs_t) const

virtual ON_BOOL32	GetParameterTolerance (double t, double tminus, double tplus) const

virtual ON_BOOL32	GetSpanVector (double *knots) const =0

virtual ON_BOOL32	GetSpanVectorIndex (double t, int side, int span_vector_index, ON_Interval span_domain) const

bool	GetTightBoundingBox (ON_BoundingBox &tight_bbox, int bGrowBox=false, const ON_Xform *xform=0) const

virtual int	HasNurbForm () const

int	IntersectCurve (const ON_Curve curveB, ON_SimpleArray< ON_X_EVENT > &x, double intersection_tolerance=0.0, double overlap_tolerance=0.0, const ON_Interval curveA_domain=0, const ON_Interval *curveB_domain=0) const

virtual int	IntersectSelf (ON_SimpleArray< ON_X_EVENT > &x, double intersection_tolerance=0.0, const ON_Interval *curve_domain=0) const

int	IntersectSurface (const ON_Surface surfaceB, ON_SimpleArray< ON_X_EVENT > &x, double intersection_tolerance=0.0, double overlap_tolerance=0.0, const ON_Interval curveA_domain=0, const ON_Interval surfaceB_udomain=0, const ON_Interval surfaceB_vdomain=0) const

virtual ON_BOOL32	IsArc (const ON_Plane plane=NULL, ON_Arc arc=NULL, double tolerance=ON_ZERO_TOLERANCE) const

bool	IsClosable (double tolerance, double min_abs_size=0.0, double min_rel_size=10.0) const

virtual ON_BOOL32	IsClosed () const

virtual bool	IsContinuous (ON::continuity c, double t, int *hint=NULL, double point_tolerance=ON_ZERO_TOLERANCE, double d1_tolerance=ON_ZERO_TOLERANCE, double d2_tolerance=ON_ZERO_TOLERANCE, double cos_angle_tolerance=0.99984769515639123915701155881391, double curvature_tolerance=ON_SQRT_EPSILON) const

virtual bool	IsEllipse (const ON_Plane plane=NULL, ON_Ellipse ellipse=NULL, double tolerance=ON_ZERO_TOLERANCE) const

virtual ON_BOOL32	IsInPlane (const ON_Plane &test_plane, double tolerance=ON_ZERO_TOLERANCE) const =0

virtual ON_BOOL32	IsLinear (double tolerance=ON_ZERO_TOLERANCE) const

virtual ON_BOOL32	IsPeriodic () const

virtual ON_BOOL32	IsPlanar (ON_Plane *plane=NULL, double tolerance=ON_ZERO_TOLERANCE) const

virtual int	IsPolyline (ON_SimpleArray< ON_3dPoint > pline_points=NULL, ON_SimpleArray< double > pline_t=NULL) const

bool	IsShort (double tolerance, const ON_Interval *sub_domain=NULL) const

bool	LengthMassProperties (ON_MassProperties &mp, bool bLength=true, bool bFirstMoments=true, bool bSecondMoments=true, bool bProductMoments=true, double rel_tol=1.0e-6, double abs_tol=1.0e-6) const

class ON_PolylineCurve *	MeshCurve (ON_MeshCurveParameters &mp, ON_PolylineCurve polyline, bool bSkipFirstPoint, const ON_Interval domain)

class ON_PolylineCurve *	MeshCurve (ON_MeshCurveParameters &mp, ON_PolylineCurve polyline, bool bSkipFirstPoint, const ON_Interval domain) const

ON_NurbsCurve *	NurbsCurve (ON_NurbsCurve pNurbsCurve=NULL, double tolerance=0.0, const ON_Interval subdomain=NULL) const

ON::object_type	ObjectType () const

	ON_Curve ()

	ON_Curve (const ON_Curve &)

ON_Curve &	operator= (const ON_Curve &)

ON_3dPoint	PointAt (double t) const

ON_3dPoint	PointAtEnd () const

ON_3dPoint	PointAtStart () const

bool	RemoveShortSegments (double tolerance, bool bRemoveShortSegments=true)

virtual ON_BOOL32	Reverse ()=0

virtual ON_BOOL32	SetDomain (double t0, double t1)

bool	SetDomain (ON_Interval domain)

virtual ON_BOOL32	SetEndPoint (ON_3dPoint end_point)

virtual ON_BOOL32	SetStartPoint (ON_3dPoint start_point)

unsigned int	SizeOf () const

virtual int	SpanCount () const =0

virtual ON_BOOL32	Split (double t, ON_Curve &left_side, ON_Curve &right_side) const

ON_3dVector	TangentAt (double t) const

virtual ON_BOOL32	Trim (const ON_Interval &domain)

virtual	~ON_Curve ()

Public Member Functions inherited from ON_Geometry
ON_BoundingBox	BoundingBox () const

virtual ON_Brep *	BrepForm (ON_Brep *brep=NULL) const

virtual void	ClearBoundingBox ()

virtual ON_COMPONENT_INDEX	ComponentIndex () const

virtual int	Dimension () const =0

virtual ON_BOOL32	GetBBox (double boxmin, double boxmax, int bGrowBox=false) const =0

ON_BOOL32	GetBoundingBox (ON_3dPoint &bbox_min, ON_3dPoint &bbox_max, int bGrowBox=false) const

ON_BOOL32	GetBoundingBox (ON_BoundingBox &bbox, int bGrowBox=false) const

virtual ON_BOOL32	HasBrepForm () const

virtual bool	IsDeformable () const

virtual bool	IsMorphable () const

virtual bool	MakeDeformable ()

virtual bool	Morph (const ON_SpaceMorph &morph)

	ON_Geometry ()

	ON_Geometry (const ON_Geometry &)

ON_Geometry &	operator= (const ON_Geometry &)

ON_BOOL32	Rotate (double rotation_angle, const ON_3dVector &rotation_axis, const ON_3dPoint &rotation_center)

ON_BOOL32	Rotate (double sin_angle, double cos_angle, const ON_3dVector &rotation_axis, const ON_3dPoint &rotation_center)

ON_BOOL32	Scale (double scale_factor)

virtual ON_BOOL32	SwapCoordinates (int i, int j)

virtual ON_BOOL32	Transform (const ON_Xform &xform)

ON_BOOL32	Translate (const ON_3dVector &translation_vector)

virtual	~ON_Geometry ()

Public Member Functions inherited from ON_Object
ON_BOOL32	AttachUserData (ON_UserData *pUserData)

bool	CopyFrom (const ON_Object *src)

void	CopyUserData (const ON_Object &source_object)

virtual ON__UINT32	DataCRC (ON__UINT32 current_remainder) const

ON_BOOL32	DetachUserData (ON_UserData *pUserData)

virtual void	Dump (ON_TextLog &) const

ON_UserData *	FirstUserData () const

ON_UserData *	GetUserData (const ON_UUID &userdata_uuid) const

bool	GetUserString (const wchar_t *key, ON_wString &string_value) const

int	GetUserStringKeys (ON_ClassArray< ON_wString > &user_string_keys) const

int	GetUserStrings (ON_ClassArray< ON_UserString > &user_strings) const

ON_BOOL32	IsKindOf (const ON_ClassId *pClassId) const

virtual ON_BOOL32	IsValid (ON_TextLog *text_log=NULL) const =0

virtual void	MemoryRelocate ()

virtual ON_UUID	ModelObjectId () const

void	MoveUserData (ON_Object &source_object)

	ON_Object ()

	ON_Object (const ON_Object &)

ON_Object &	operator= (const ON_Object &)

void	PurgeUserData ()

virtual ON_BOOL32	Read (ON_BinaryArchive &binary_archive)

bool	SetUserString (const wchar_t key, const wchar_t string_value)

void	TransformUserData (const ON_Xform &xform)

virtual ON_BOOL32	Write (ON_BinaryArchive &binary_archive) const

virtual	~ON_Object ()

Protected Member Functions
ON_CurveTree *	CurveTreeHelper ()

bool	ParameterSearch (double t, int &index, bool bEnableSnap, const ON_SimpleArray< double > &m_t, double RelTol=ON_SQRT_EPSILON) const

Protected Attributes
ON_CurveTree *	m_ctree

Private Member Functions
	ON_OBJECT_DECLARE (ON_Curve)

Additional Inherited Members
Public Attributes inherited from ON_Object
ON_MEMORY_POOL *	m_mempool

Constructor & Destructor Documentation

◆ ON_Curve() [1/2]

ON_Curve::ON_Curve ( )

◆ ON_Curve() [2/2]

ON_Curve::ON_Curve ( const ON_Curve & src )

◆ ~ON_Curve()

ON_Curve::~ON_Curve ( )

virtual

Member Function Documentation

◆ AreaMassProperties()

bool ON_Curve::AreaMassProperties	(	ON_3dPoint	base_point,
		ON_3dVector	plane_normal,
		ON_MassProperties &	mp,
		bool	bArea = true,
		bool	bFirstMoments = true,
		bool	bSecondMoments = true,
		bool	bProductMoments = true,
		double	rel_tol = 1.0e-6,
		double	abs_tol = 1.0e-6 ) const

◆ ChangeClosedCurveSeam()

ON_BOOL32 ON_Curve::ChangeClosedCurveSeam ( double t )

virtual

Reimplemented in ON_ArcCurve, ON_NurbsCurve, ON_PolyCurve, ON_PolyEdgeCurve, and ON_PolylineCurve.

◆ ChangeDimension()

bool ON_Curve::ChangeDimension ( int desired_dimension )

virtual

Reimplemented in ON_ArcCurve, ON_LineCurve, ON_NurbsCurve, ON_PolyCurve, and ON_PolylineCurve.

◆ CreateCurveTree()

ON_CurveTree * ON_Curve::CreateCurveTree ( ) const

virtual

◆ CurvatureAt()

ON_3dVector ON_Curve::CurvatureAt ( double t ) const

◆ CurveTree()

const ON_CurveTree * ON_Curve::CurveTree ( ) const

◆ CurveTreeHelper()

ON_CurveTree * ON_Curve::CurveTreeHelper ( )

protected

◆ Degree()

virtual int ON_Curve::Degree ( ) const

pure virtual

Implemented in ON_ArcCurve, ON_CurveOnSurface, ON_CurveProxy, ON_LineCurve, ON_NurbsCurve, ON_PolyCurve, and ON_PolylineCurve.

◆ DerivativeAt()

ON_3dVector ON_Curve::DerivativeAt ( double t ) const

◆ DestroyCurveTree()

void ON_Curve::DestroyCurveTree ( )

◆ DestroyRuntimeCache()

void ON_Curve::DestroyRuntimeCache ( bool bDelete = true )

virtual

Reimplemented from ON_Object.

Reimplemented in ON_CurveProxy, ON_PolyCurve, ON_PolyEdgeCurve, and ON_PolyEdgeSegment.

◆ Domain()

virtual ON_Interval ON_Curve::Domain ( ) const

pure virtual

Implemented in ON_ArcCurve, ON_CurveOnSurface, ON_CurveProxy, ON_LineCurve, ON_NurbsCurve, ON_PolyCurve, and ON_PolylineCurve.

◆ DuplicateCurve()

ON_Curve * ON_Curve::DuplicateCurve ( ) const

virtual

Reimplemented in ON_CurveProxy, ON_PolyCurve, ON_PolyEdgeCurve, and ON_PolyEdgeSegment.

◆ Ev1Der()

ON_BOOL32 ON_Curve::Ev1Der	(	double	t,
		ON_3dPoint &	point,
		ON_3dVector &	first_derivative,
		int	side = 0,
		int *	hint = 0 ) const

◆ Ev2Der()

ON_BOOL32 ON_Curve::Ev2Der	(	double	t,
		ON_3dPoint &	point,
		ON_3dVector &	first_derivative,
		ON_3dVector &	second_derivative,
		int	side = 0,
		int *	hint = 0 ) const

◆ Evaluate()

virtual ON_BOOL32 ON_Curve::Evaluate	(	double	t,
		int	der_count,
		int	v_stride,
		double *	v,
		int	side = 0,
		int *	hint = 0 ) const

pure virtual

Implemented in ON_ArcCurve, ON_CurveOnSurface, ON_CurveProxy, ON_LineCurve, ON_NurbsCurve, ON_PolyCurve, and ON_PolylineCurve.

◆ EvaluatePoint()

bool ON_Curve::EvaluatePoint	(	const class ON_ObjRef &	objref,
		ON_3dPoint &	P ) const

virtual

Reimplemented from ON_Geometry.

Reimplemented in ON_PolyCurve.

◆ EvCurvature()

ON_BOOL32 ON_Curve::EvCurvature	(	double	t,
		ON_3dPoint &	point,
		ON_3dVector &	tangent,
		ON_3dVector &	kappa,
		int	side = 0,
		int *	hint = 0 ) const

◆ EvPoint()

ON_BOOL32 ON_Curve::EvPoint	(	double	t,
		ON_3dPoint &	point,
		int	side = 0,
		int *	hint = 0 ) const

◆ EvTangent()

ON_BOOL32 ON_Curve::EvTangent	(	double	t,
		ON_3dPoint &	point,
		ON_3dVector &	tangent,
		int	side = 0,
		int *	hint = 0 ) const

◆ Extend()

bool ON_Curve::Extend ( const ON_Interval & domain )

virtual

Reimplemented in ON_ArcCurve, ON_LineCurve, ON_NurbsCurve, ON_PolyCurve, and ON_PolylineCurve.

◆ FrameAt()

ON_BOOL32 ON_Curve::FrameAt	(	double	t,
		ON_Plane &	plane ) const

◆ GetClosestPoint()

bool ON_Curve::GetClosestPoint	(	const ON_3dPoint &	,
		double *	t,
		double	maximum_distance = 0.0,
		const ON_Interval *	sub_domain = NULL ) const

virtual

Reimplemented in ON_ArcCurve, ON_CurveProxy, ON_LineCurve, ON_PolyCurve, ON_PolylineCurve, and ON_NurbsCurve.

◆ GetCurveParameterFromNurbFormParameter()

ON_BOOL32 ON_Curve::GetCurveParameterFromNurbFormParameter	(	double	nurbs_t,
		double *	curve_t ) const

virtual

Reimplemented in ON_LineCurve, ON_ArcCurve, ON_CurveProxy, ON_NurbsCurve, ON_PolyCurve, and ON_PolylineCurve.

◆ GetDomain()

ON_BOOL32 ON_Curve::GetDomain	(	double *	t0,
		double *	t1 ) const

◆ GetLength()

ON_BOOL32 ON_Curve::GetLength	(	double *	length,
		double	fractional_tolerance = 1.0e-8,
		const ON_Interval *	sub_domain = NULL ) const

virtual

Reimplemented in ON_ArcCurve, ON_CurveProxy, ON_PolyCurve, ON_PolylineCurve, ON_LineCurve, and ON_NurbsCurve.

◆ GetLocalClosestPoint()

ON_BOOL32 ON_Curve::GetLocalClosestPoint	(	const ON_3dPoint &	test_point,
		double	seed_parameter,
		double *	t,
		const ON_Interval *	sub_domain = 0 ) const

virtual

Reimplemented in ON_ArcCurve, ON_CurveProxy, ON_LineCurve, ON_PolyCurve, and ON_PolylineCurve.

◆ GetNextDiscontinuity()

bool ON_Curve::GetNextDiscontinuity	(	ON::continuity	c,
		double	t0,
		double	t1,
		double *	t,
		int *	hint = NULL,
		int *	dtype = NULL,
		double	cos_angle_tolerance = 0.99984769515639123915701155881391,
		double	curvature_tolerance = ON_SQRT_EPSILON ) const

virtual

Reimplemented in ON_CurveProxy, ON_NurbsCurve, ON_PolyCurve, and ON_PolylineCurve.

◆ GetNormalizedArcLengthPoint()

ON_BOOL32 ON_Curve::GetNormalizedArcLengthPoint	(	double	s,
		double *	t,
		double	fractional_tolerance = 1.0e-8,
		const ON_Interval *	sub_domain = NULL ) const

virtual

Reimplemented in ON_ArcCurve, ON_CurveProxy, ON_LineCurve, ON_PolyCurve, and ON_PolylineCurve.

◆ GetNormalizedArcLengthPoints()

ON_BOOL32 ON_Curve::GetNormalizedArcLengthPoints	(	int	count,
		const double *	s,
		double *	t,
		double	absolute_tolerance = 0.0,
		double	fractional_tolerance = 1.0e-8,
		const ON_Interval *	sub_domain = NULL ) const

virtual

Reimplemented in ON_ArcCurve, ON_CurveProxy, ON_LineCurve, ON_PolyCurve, and ON_PolylineCurve.

◆ GetNurbForm()

int ON_Curve::GetNurbForm	(	ON_NurbsCurve &	nurbs_curve,
		double	tolerance = 0.0,
		const ON_Interval *	subdomain = NULL ) const

virtual

Reimplemented in ON_ArcCurve, ON_CurveOnSurface, ON_CurveProxy, ON_LineCurve, ON_NurbsCurve, ON_PolyCurve, and ON_PolylineCurve.

◆ GetNurbFormParameterFromCurveParameter()

ON_BOOL32 ON_Curve::GetNurbFormParameterFromCurveParameter	(	double	curve_t,
		double *	nurbs_t ) const

virtual

Reimplemented in ON_LineCurve, ON_ArcCurve, ON_CurveProxy, ON_NurbsCurve, ON_PolyCurve, and ON_PolylineCurve.

◆ GetParameterTolerance()

ON_BOOL32 ON_Curve::GetParameterTolerance	(	double	t,
		double *	tminus,
		double *	tplus ) const

virtual

Reimplemented in ON_NurbsCurve, ON_CurveOnSurface, and ON_CurveProxy.

◆ GetSpanVector()

virtual ON_BOOL32 ON_Curve::GetSpanVector ( double * knots ) const

pure virtual

Implemented in ON_ArcCurve, ON_CurveOnSurface, ON_CurveProxy, ON_LineCurve, ON_PolyCurve, ON_NurbsCurve, and ON_PolylineCurve.

◆ GetSpanVectorIndex()

ON_BOOL32 ON_Curve::GetSpanVectorIndex	(	double	t,
		int	side,
		int *	span_vector_index,
		ON_Interval *	span_domain ) const

virtual

◆ GetTightBoundingBox()

bool ON_Curve::GetTightBoundingBox	(	ON_BoundingBox &	tight_bbox,
		int	bGrowBox = false,
		const ON_Xform *	xform = 0 ) const

virtual

Reimplemented from ON_Geometry.

Reimplemented in ON_LineCurve, ON_PolyCurve, and ON_PolylineCurve.

◆ HasNurbForm()

int ON_Curve::HasNurbForm ( ) const

virtual

Reimplemented in ON_ArcCurve, ON_CurveProxy, ON_LineCurve, ON_NurbsCurve, ON_PolyCurve, and ON_PolylineCurve.

◆ IntersectCurve()

int ON_Curve::IntersectCurve	(	const ON_Curve *	curveB,
		ON_SimpleArray< ON_X_EVENT > &	x,
		double	intersection_tolerance = 0.0,
		double	overlap_tolerance = 0.0,
		const ON_Interval *	curveA_domain = 0,
		const ON_Interval *	curveB_domain = 0 ) const

◆ IntersectSelf()

int ON_Curve::IntersectSelf	(	ON_SimpleArray< ON_X_EVENT > &	x,
		double	intersection_tolerance = 0.0,
		const ON_Interval *	curve_domain = 0 ) const

virtual

Reimplemented in ON_ArcCurve, and ON_LineCurve.

◆ IntersectSurface()

int ON_Curve::IntersectSurface	(	const ON_Surface *	surfaceB,
		ON_SimpleArray< ON_X_EVENT > &	x,
		double	intersection_tolerance = 0.0,
		double	overlap_tolerance = 0.0,
		const ON_Interval *	curveA_domain = 0,
		const ON_Interval *	surfaceB_udomain = 0,
		const ON_Interval *	surfaceB_vdomain = 0 ) const

◆ IsArc()

ON_BOOL32 ON_Curve::IsArc	(	const ON_Plane *	plane = NULL,
		ON_Arc *	arc = NULL,
		double	tolerance = ON_ZERO_TOLERANCE ) const

virtual

Reimplemented in ON_ArcCurve, ON_CurveOnSurface, ON_CurveProxy, ON_LineCurve, ON_PolyCurve, ON_NurbsCurve, and ON_PolylineCurve.

◆ IsClosable()

bool ON_Curve::IsClosable	(	double	tolerance,
		double	min_abs_size = 0.0,
		double	min_rel_size = 10.0 ) const

◆ IsClosed()

ON_BOOL32 ON_Curve::IsClosed ( void ) const

virtual

Reimplemented in ON_BrepEdge, ON_NurbsCurve, ON_PolyEdgeCurve, ON_PolyEdgeSegment, ON_PolylineCurve, ON_ArcCurve, ON_CurveOnSurface, ON_CurveProxy, ON_LineCurve, and ON_PolyCurve.

◆ IsContinuous()

bool ON_Curve::IsContinuous	(	ON::continuity	c,
		double	t,
		int *	hint = NULL,
		double	point_tolerance = ON_ZERO_TOLERANCE,
		double	d1_tolerance = ON_ZERO_TOLERANCE,
		double	d2_tolerance = ON_ZERO_TOLERANCE,
		double	cos_angle_tolerance = 0.99984769515639123915701155881391,
		double	curvature_tolerance = ON_SQRT_EPSILON ) const

virtual

Reimplemented in ON_ArcCurve, ON_CurveProxy, ON_NurbsCurve, ON_PolyCurve, and ON_PolylineCurve.

◆ IsEllipse()

bool ON_Curve::IsEllipse	(	const ON_Plane *	plane = NULL,
		ON_Ellipse *	ellipse = NULL,
		double	tolerance = ON_ZERO_TOLERANCE ) const

virtual

◆ IsInPlane()

virtual ON_BOOL32 ON_Curve::IsInPlane	(	const ON_Plane &	test_plane,
		double	tolerance = ON_ZERO_TOLERANCE ) const

pure virtual

Implemented in ON_ArcCurve, ON_CurveOnSurface, ON_CurveProxy, ON_LineCurve, ON_PolyCurve, ON_NurbsCurve, and ON_PolylineCurve.

◆ IsLinear()

ON_BOOL32 ON_Curve::IsLinear ( double tolerance = ON_ZERO_TOLERANCE ) const

virtual

Reimplemented in ON_NurbsCurve, ON_PolylineCurve, ON_ArcCurve, ON_CurveOnSurface, ON_CurveProxy, ON_LineCurve, and ON_PolyCurve.

◆ IsPeriodic()

ON_BOOL32 ON_Curve::IsPeriodic ( void ) const

virtual

Reimplemented in ON_NurbsCurve, ON_ArcCurve, ON_CurveOnSurface, ON_CurveProxy, ON_LineCurve, ON_PolyCurve, and ON_PolylineCurve.

◆ IsPlanar()

ON_BOOL32 ON_Curve::IsPlanar	(	ON_Plane *	plane = NULL,
		double	tolerance = ON_ZERO_TOLERANCE ) const

virtual

Reimplemented in ON_ArcCurve, ON_CurveOnSurface, ON_CurveProxy, ON_LineCurve, ON_PolyCurve, ON_NurbsCurve, and ON_PolylineCurve.

◆ IsPolyline()

int ON_Curve::IsPolyline	(	ON_SimpleArray< ON_3dPoint > *	pline_points = NULL,
		ON_SimpleArray< double > *	pline_t = NULL ) const

virtual

Reimplemented in ON_CurveProxy, ON_LineCurve, ON_NurbsCurve, ON_PolyCurve, and ON_PolylineCurve.

◆ IsShort()

bool ON_Curve::IsShort	(	double	tolerance,
		const ON_Interval *	sub_domain = NULL ) const

◆ LengthMassProperties()

bool ON_Curve::LengthMassProperties	(	ON_MassProperties &	mp,
		bool	bLength = true,
		bool	bFirstMoments = true,
		bool	bSecondMoments = true,
		bool	bProductMoments = true,
		double	rel_tol = 1.0e-6,
		double	abs_tol = 1.0e-6 ) const

◆ MeshCurve() [1/2]

ON_PolylineCurve * ON_Curve::MeshCurve	(	ON_MeshCurveParameters &	mp,
		ON_PolylineCurve *	polyline,
		bool	bSkipFirstPoint,
		const ON_Interval *	domain )

◆ MeshCurve() [2/2]

ON_PolylineCurve * ON_Curve::MeshCurve	(	ON_MeshCurveParameters &	mp,
		ON_PolylineCurve *	polyline,
		bool	bSkipFirstPoint,
		const ON_Interval *	domain ) const

◆ NurbsCurve()

ON_NurbsCurve * ON_Curve::NurbsCurve	(	ON_NurbsCurve *	pNurbsCurve = NULL,
		double	tolerance = 0.0,
		const ON_Interval *	subdomain = NULL ) const

◆ ObjectType()

ON::object_type ON_Curve::ObjectType ( ) const

virtual

Reimplemented from ON_Object.

◆ ON_OBJECT_DECLARE()

ON_Curve::ON_OBJECT_DECLARE ( ON_Curve )

private

◆ operator=()

ON_Curve & ON_Curve::operator= ( const ON_Curve & src )

◆ ParameterSearch()

bool ON_Curve::ParameterSearch	(	double	t,
		int &	index,
		bool	bEnableSnap,
		const ON_SimpleArray< double > &	m_t,
		double	RelTol = ON_SQRT_EPSILON ) const

protected

◆ PointAt()

ON_3dPoint ON_Curve::PointAt ( double t ) const

◆ PointAtEnd()

ON_3dPoint ON_Curve::PointAtEnd ( ) const

◆ PointAtStart()

ON_3dPoint ON_Curve::PointAtStart ( ) const

◆ RemoveShortSegments()

bool ON_Curve::RemoveShortSegments	(	double	tolerance,
		bool	bRemoveShortSegments = true )

◆ Reverse()

virtual ON_BOOL32 ON_Curve::Reverse ( )

pure virtual

Implemented in ON_ArcCurve, ON_BrepEdge, ON_BrepTrim, ON_CurveOnSurface, ON_CurveProxy, ON_LineCurve, ON_NurbsCurve, ON_PolyCurve, and ON_PolylineCurve.

◆ SetDomain() [1/2]

ON_BOOL32 ON_Curve::SetDomain	(	double	t0,
		double	t1 )

virtual

Reimplemented in ON_ArcCurve, ON_CurveProxy, ON_LineCurve, ON_NurbsCurve, ON_PolyCurve, and ON_PolylineCurve.

◆ SetDomain() [2/2]

bool ON_Curve::SetDomain ( ON_Interval domain )

◆ SetEndPoint()

ON_BOOL32 ON_Curve::SetEndPoint ( ON_3dPoint end_point )

virtual

Reimplemented in ON_ArcCurve, ON_BrepEdge, ON_BrepTrim, ON_LineCurve, ON_NurbsCurve, ON_PolyCurve, ON_PolyEdgeCurve, and ON_PolylineCurve.

◆ SetStartPoint()

ON_BOOL32 ON_Curve::SetStartPoint ( ON_3dPoint start_point )

virtual

Reimplemented in ON_ArcCurve, ON_BrepEdge, ON_BrepTrim, ON_LineCurve, ON_NurbsCurve, ON_PolyCurve, ON_PolyEdgeCurve, and ON_PolylineCurve.

◆ SizeOf()

unsigned int ON_Curve::SizeOf ( ) const

virtual

Reimplemented from ON_Object.

Reimplemented in ON_CurveOnSurface, ON_CurveProxy, ON_LineCurve, ON_NurbsCurve, ON_PolyCurve, and ON_PolylineCurve.

◆ SpanCount()

virtual int ON_Curve::SpanCount ( ) const

pure virtual

Implemented in ON_ArcCurve, ON_CurveOnSurface, ON_CurveProxy, ON_LineCurve, ON_NurbsCurve, ON_PolyCurve, and ON_PolylineCurve.

◆ Split()

ON_BOOL32 ON_Curve::Split	(	double	t,
		ON_Curve *&	left_side,
		ON_Curve *&	right_side ) const

virtual

Reimplemented in ON_ArcCurve, ON_CurveProxy, ON_LineCurve, ON_PolyCurve, ON_PolyEdgeSegment, ON_NurbsCurve, and ON_PolylineCurve.

◆ TangentAt()

ON_3dVector ON_Curve::TangentAt ( double t ) const

◆ Trim()

ON_BOOL32 ON_Curve::Trim ( const ON_Interval & domain )

virtual

Reimplemented in ON_ArcCurve, ON_NurbsCurve, ON_PolylineCurve, ON_CurveProxy, ON_LineCurve, ON_PolyCurve, and ON_PolyEdgeSegment.

Member Data Documentation

◆ m_ctree

ON_CurveTree* ON_Curve::m_ctree

protected

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

src/3rdparty/legacy/opennurbs/opennurbs_curve.h
src/3rdparty/legacy/opennurbs/opennurbs_basic.cpp
src/3rdparty/legacy/opennurbs/opennurbs_curve.cpp
src/3rdparty/legacy/opennurbs/opennurbs_mesh.cpp
src/3rdparty/legacy/opennurbs/opennurbs_object.cpp

Public Member Functions

Protected Member Functions

Protected Attributes

Private Member Functions

Additional Inherited Members

Constructor & Destructor Documentation

◆ ON_Curve() [1/2]

◆ ON_Curve() [2/2]

◆ ~ON_Curve()

Member Function Documentation

◆ AreaMassProperties()

◆ ChangeClosedCurveSeam()

◆ ChangeDimension()

◆ CreateCurveTree()

◆ CurvatureAt()

◆ CurveTree()

◆ CurveTreeHelper()

◆ Degree()

◆ DerivativeAt()

◆ DestroyCurveTree()

◆ DestroyRuntimeCache()

◆ Domain()

◆ DuplicateCurve()

◆ Ev1Der()

◆ Ev2Der()

◆ Evaluate()

◆ EvaluatePoint()

◆ EvCurvature()

◆ EvPoint()

◆ EvTangent()

◆ Extend()

◆ FrameAt()

◆ GetClosestPoint()

◆ GetCurveParameterFromNurbFormParameter()

◆ GetDomain()

◆ GetLength()

◆ GetLocalClosestPoint()

◆ GetNextDiscontinuity()

◆ GetNormalizedArcLengthPoint()

◆ GetNormalizedArcLengthPoints()

◆ GetNurbForm()

◆ GetNurbFormParameterFromCurveParameter()

◆ GetParameterTolerance()

◆ GetSpanVector()

◆ GetSpanVectorIndex()

◆ GetTightBoundingBox()

◆ HasNurbForm()

◆ IntersectCurve()

◆ IntersectSelf()

◆ IntersectSurface()

◆ IsArc()

◆ IsClosable()

◆ IsClosed()

◆ IsContinuous()

◆ IsEllipse()

◆ IsInPlane()

◆ IsLinear()

◆ IsPeriodic()

◆ IsPlanar()

◆ IsPolyline()

◆ IsShort()

◆ LengthMassProperties()

◆ MeshCurve() [1/2]

◆ MeshCurve() [2/2]

◆ NurbsCurve()

◆ ObjectType()

◆ ON_OBJECT_DECLARE()

◆ operator=()

◆ ParameterSearch()

◆ PointAt()

◆ PointAtEnd()

◆ PointAtStart()

◆ RemoveShortSegments()

◆ Reverse()

◆ SetDomain() [1/2]

◆ SetDomain() [2/2]

◆ SetEndPoint()

◆ SetStartPoint()

◆ SizeOf()

◆ SpanCount()