BRepAdaptor_CompCurve2 Class Reference

The Curve from BRepAdaptor allows to use a Wire of the BRep topology like a 3D curve. More...

#include <BRepAdaptor_CompCurve2.h>

Public Member Functions
Standard_EXPORT Handle_Geom_BezierCurve	Bezier () const
Standard_EXPORT	BRepAdaptor_CompCurve2 (const TopoDS_Wire &W, const Standard_Boolean KnotByCurvilinearAbcissa, const Standard_Real First, const Standard_Real Last, const Standard_Real Tol)
	Creates a Curve to acces to the geometry of edge `W`.
Standard_EXPORT	BRepAdaptor_CompCurve2 (const TopoDS_Wire &W, const Standard_Boolean KnotByCurvilinearAbcissa=Standard_False)
Standard_EXPORT	BRepAdaptor_CompCurve2 ()
	Creates an undefined Curve with no Wire loaded.
Standard_EXPORT Handle_Geom_BSplineCurve	BSpline () const
Standard_EXPORT gp_Circ	Circle () const
Standard_EXPORT GeomAbs_Shape	Continuity () const
Standard_EXPORT void	D0 (const Standard_Real U, gp_Pnt &P) const
	Computes the point of parameter `U`.
Standard_EXPORT void	D1 (const Standard_Real U, gp_Pnt &P, gp_Vec &V) const
	Computes the point of parameter `U` on the curve with its first derivative.
Standard_EXPORT void	D2 (const Standard_Real U, gp_Pnt &P, gp_Vec &V1, gp_Vec &V2) const
	Returns the point `P` of parameter `U`, the first and second derivatives `V1` and `V2`.
Standard_EXPORT void	D3 (const Standard_Real U, gp_Pnt &P, gp_Vec &V1, gp_Vec &V2, gp_Vec &V3) const
	Returns the point `P` of parameter `U`, the first, the second and the third derivative.
Standard_EXPORT Standard_Integer	Degree () const
Standard_EXPORT gp_Vec	DN (const Standard_Real U, const Standard_Integer N) const
	The returned vector gives the value of the derivative for the order of derivation N.
Standard_EXPORT void	Edge (const Standard_Real U, TopoDS_Edge &E, Standard_Real &UonE) const
	returns an edge and one parameter on them corresponding to the parameter `U`.
Standard_EXPORT gp_Elips	Ellipse () const
Standard_EXPORT Standard_Real	FirstParameter () const
Standard_EXPORT GeomAbs_CurveType	GetType () const
Standard_EXPORT gp_Hypr	Hyperbola () const
Standard_EXPORT void	Initialize (const TopoDS_Wire &W, const Standard_Boolean KnotByCurvilinearAbcissa, const Standard_Real First, const Standard_Real Last, const Standard_Real Tol)
	Sets wire `W` and trimmed parameter.
Standard_EXPORT void	Initialize (const TopoDS_Wire &W, const Standard_Boolean KnotByCurvilinearAbcissa)
	Sets the wire `W`.
Standard_EXPORT void	Intervals (TColStd_Array1OfReal &T, const GeomAbs_Shape S)
	Stores in <T> the parameters bounding the intervals of continuity <S>. .
Standard_EXPORT Standard_Boolean	IsClosed () const
Standard_EXPORT Standard_Boolean	IsPeriodic () const
Standard_EXPORT Standard_Boolean	IsRational () const
Standard_EXPORT Standard_Real	LastParameter () const
Standard_EXPORT gp_Lin	Line () const
Standard_EXPORT Standard_Integer	NbIntervals (const GeomAbs_Shape S)
	Returns the number of intervals for continuity <S>.
Standard_EXPORT Standard_Integer	NbKnots () const
Standard_EXPORT Standard_Integer	NbPoles () const
void	operator delete (void *anAddress)
void *	operator new (size_t size)
void *	operator new (size_t, void *anAddress)
Standard_EXPORT gp_Parab	Parabola () const
Standard_EXPORT Standard_Real	Period () const
Standard_EXPORT Standard_Real	Resolution (const Standard_Real R3d) const
	returns the parametric resolution
Standard_EXPORT void	SetPeriodic (const Standard_Boolean Periodic)
	Set the flag Periodic.
Standard_EXPORT gp_Pnt	Value (const Standard_Real U) const
	Computes the point of parameter `U` on the curve.
Standard_EXPORT const TopoDS_Wire &	Wire () const
	Returns the wire.

Detailed Description

The Curve from BRepAdaptor allows to use a Wire of the BRep topology like a 3D curve.

Warning: With this class of curve, C0 and C1 continuities are not assumed. So be careful with some algorithm!

Definition at line 97 of file BRepAdaptor_CompCurve2.h.

Constructor & Destructor Documentation

BRepAdaptor_CompCurve2::BRepAdaptor_CompCurve2 ( )

Creates an undefined Curve with no Wire loaded.

Definition at line 46 of file BRepAdaptor_CompCurve2.cxx.

BRepAdaptor_CompCurve2::BRepAdaptor_CompCurve2	(	const TopoDS_Wire &	W,
		const Standard_Boolean	KnotByCurvilinearAbcissa = `Standard_False`
	)

Definition at line 50 of file BRepAdaptor_CompCurve2.cxx.

References Initialize().

BRepAdaptor_CompCurve2::BRepAdaptor_CompCurve2	(	const TopoDS_Wire &	W,
		const Standard_Boolean	KnotByCurvilinearAbcissa,
		const Standard_Real	First,
		const Standard_Real	Last,
		const Standard_Real	Tol
	)

Creates a Curve to acces to the geometry of edge W.

Definition at line 56 of file BRepAdaptor_CompCurve2.cxx.

References Initialize().

Member Function Documentation

Standard_EXPORT Handle_Geom_BezierCurve BRepAdaptor_CompCurve2::Bezier ( ) const

Standard_EXPORT Handle_Geom_BSplineCurve BRepAdaptor_CompCurve2::BSpline ( ) const

gp_Circ BRepAdaptor_CompCurve2::Circle ( ) const

Definition at line 376 of file BRepAdaptor_CompCurve2.cxx.

GeomAbs_Shape BRepAdaptor_CompCurve2::Continuity ( ) const

Definition at line 214 of file BRepAdaptor_CompCurve2.cxx.

void BRepAdaptor_CompCurve2::D0	(	const Standard_Real	U,
		gp_Pnt &	P
	)			const

Computes the point of parameter U.

Definition at line 296 of file BRepAdaptor_CompCurve2.cxx.

Referenced by cutting_tools::OffsetWires_FeatureBased(), cutting_tools::OffsetWires_Spiral(), and cutting_tools::OffsetWires_Standard().

void BRepAdaptor_CompCurve2::D1	(	const Standard_Real	U,
		gp_Pnt &	P,
		gp_Vec &	V
	)			const

Computes the point of parameter U on the curve with its first derivative.

Raised if the continuity of the current interval is not C1.

Definition at line 305 of file BRepAdaptor_CompCurve2.cxx.

void BRepAdaptor_CompCurve2::D2	(	const Standard_Real	U,
		gp_Pnt &	P,
		gp_Vec &	V1,
		gp_Vec &	V2
	)			const

Returns the point P of parameter U, the first and second derivatives V1 and V2.

Raised if the continuity of the current interval is not C2.

Definition at line 316 of file BRepAdaptor_CompCurve2.cxx.

void BRepAdaptor_CompCurve2::D3	(	const Standard_Real	U,
		gp_Pnt &	P,
		gp_Vec &	V1,
		gp_Vec &	V2,
		gp_Vec &	V3
	)			const

Returns the point P of parameter U, the first, the second and the third derivative.

Raised if the continuity of the current interval is not C3.

Definition at line 329 of file BRepAdaptor_CompCurve2.cxx.

Standard_Integer BRepAdaptor_CompCurve2::Degree ( ) const

Definition at line 396 of file BRepAdaptor_CompCurve2.cxx.

gp_Vec BRepAdaptor_CompCurve2::DN	(	const Standard_Real	U,
		const Standard_Integer	N
	)			const

The returned vector gives the value of the derivative for the order of derivation N.

Raised if the continuity of the current interval is not CN.
Raised if N < 1.

Definition at line 343 of file BRepAdaptor_CompCurve2.cxx.

void BRepAdaptor_CompCurve2::Edge	(	const Standard_Real	U,
		TopoDS_Edge &	E,
		Standard_Real &	UonE
	)			const

returns an edge and one parameter on them corresponding to the parameter U.

Definition at line 193 of file BRepAdaptor_CompCurve2.cxx.

gp_Elips BRepAdaptor_CompCurve2::Ellipse ( ) const

Definition at line 381 of file BRepAdaptor_CompCurve2.cxx.

Standard_Real BRepAdaptor_CompCurve2::FirstParameter ( ) const

Definition at line 204 of file BRepAdaptor_CompCurve2.cxx.

Referenced by best_fit_test().

GeomAbs_CurveType BRepAdaptor_CompCurve2::GetType ( void ) const

Definition at line 364 of file BRepAdaptor_CompCurve2.cxx.

gp_Hypr BRepAdaptor_CompCurve2::Hyperbola ( ) const

Definition at line 386 of file BRepAdaptor_CompCurve2.cxx.

void BRepAdaptor_CompCurve2::Initialize	(	const TopoDS_Wire &	W,
		const Standard_Boolean	KnotByCurvilinearAbcissa,
		const Standard_Real	First,
		const Standard_Real	Last,
		const Standard_Real	Tol
	)