The Surface from BRepAdaptor allows to use a Face of the BRep topology look like a 3D surface. More...

#include <BRepAdaptor_Surface.hxx>

Inheritance diagram for BRepAdaptor_Surface:

Public Member Functions
	BRepAdaptor_Surface ()
	Creates an undefined surface with no face loaded. More...

	BRepAdaptor_Surface (const TopoDS_Face &F, const Standard_Boolean R=Standard_True)
	Creates a surface to access the geometry of <F>. If <Restriction> is true the parameter range is the parameter range in the UV space of the restriction. More...

void	Initialize (const TopoDS_Face &F, const Standard_Boolean Restriction=Standard_True)
	Sets the surface to the geometry of <F>. More...

const GeomAdaptor_Surface &	Surface () const
	Returns the surface. More...

GeomAdaptor_Surface &	ChangeSurface ()
	Returns the surface. More...

const gp_Trsf &	Trsf () const
	Returns the surface coordinate system. More...

const TopoDS_Face &	Face () const
	Returns the face. More...

Standard_Real	Tolerance () const
	Returns the face tolerance. More...

Standard_Real	FirstUParameter () const

Standard_Real	LastUParameter () const

Standard_Real	FirstVParameter () const

Standard_Real	LastVParameter () const

GeomAbs_Shape	UContinuity () const

GeomAbs_Shape	VContinuity () const

Standard_Integer	NbUIntervals (const GeomAbs_Shape S) const
	If necessary, breaks the surface in U intervals of continuity <S>. And returns the number of intervals. More...

Standard_Integer	NbVIntervals (const GeomAbs_Shape S) const
	If necessary, breaks the surface in V intervals of continuity <S>. And returns the number of intervals. More...

void	UIntervals (TColStd_Array1OfReal &T, const GeomAbs_Shape S) const
	Returns the intervals with the requested continuity in the U direction. More...

void	VIntervals (TColStd_Array1OfReal &T, const GeomAbs_Shape S) const
	Returns the intervals with the requested continuity in the V direction. More...

Handle< Adaptor3d_HSurface >	UTrim (const Standard_Real First, const Standard_Real Last, const Standard_Real Tol) const
	Returns a surface trimmed in the U direction equivalent of <me> between parameters <First> and <Last>. <Tol> is used to test for 3d points confusion. If <First> >= <Last> More...

Handle< Adaptor3d_HSurface >	VTrim (const Standard_Real First, const Standard_Real Last, const Standard_Real Tol) const
	Returns a surface trimmed in the V direction between parameters <First> and <Last>. <Tol> is used to test for 3d points confusion. If <First> >= <Last> More...

Standard_Boolean	IsUClosed () const

Standard_Boolean	IsVClosed () const

Standard_Boolean	IsUPeriodic () const

Standard_Real	UPeriod () const

Standard_Boolean	IsVPeriodic () const

Standard_Real	VPeriod () const

gp_Pnt	Value (const Standard_Real U, const Standard_Real V) const
	Computes the point of parameters U,V on the surface. More...

void	D0 (const Standard_Real U, const Standard_Real V, gp_Pnt &P) const
	Computes the point of parameters U,V on the surface. More...

void	D1 (const Standard_Real U, const Standard_Real V, gp_Pnt &P, gp_Vec &D1U, gp_Vec &D1V) const
	Computes the point and the first derivatives on the surface. Raised if the continuity of the current intervals is not C1. More...

void	D2 (const Standard_Real U, const Standard_Real V, gp_Pnt &P, gp_Vec &D1U, gp_Vec &D1V, gp_Vec &D2U, gp_Vec &D2V, gp_Vec &D2UV) const
	Computes the point, the first and second derivatives on the surface. Raised if the continuity of the current intervals is not C2. More...

void	D3 (const Standard_Real U, const Standard_Real V, gp_Pnt &P, gp_Vec &D1U, gp_Vec &D1V, gp_Vec &D2U, gp_Vec &D2V, gp_Vec &D2UV, gp_Vec &D3U, gp_Vec &D3V, gp_Vec &D3UUV, gp_Vec &D3UVV) const
	Computes the point, the first, second and third derivatives on the surface. Raised if the continuity of the current intervals is not C3. More...

gp_Vec	DN (const Standard_Real U, const Standard_Real V, const Standard_Integer Nu, const Standard_Integer Nv) const
	Computes the derivative of order Nu in the direction U and Nv in the direction V at the point P(U, V). Raised if the current U interval is not not CNu and the current V interval is not CNv. Raised if Nu + Nv < 1 or Nu < 0 or Nv < 0. More...

Standard_Real	UResolution (const Standard_Real R3d) const
	Returns the parametric U resolution corresponding to the real space resolution <R3d>. More...

Standard_Real	VResolution (const Standard_Real R3d) const
	Returns the parametric V resolution corresponding to the real space resolution <R3d>. More...

GeomAbs_SurfaceType	GetType () const
	Returns the type of the surface : Plane, Cylinder, Cone, Sphere, Torus, BezierSurface, BSplineSurface, SurfaceOfRevolution, SurfaceOfExtrusion, OtherSurface. More...

gp_Pln	Plane () const

gp_Cylinder	Cylinder () const

gp_Cone	Cone () const

gp_Sphere	Sphere () const

gp_Torus	Torus () const

Standard_Integer	UDegree () const

Standard_Integer	NbUPoles () const

Standard_Integer	VDegree () const

Standard_Integer	NbVPoles () const

Standard_Integer	NbUKnots () const

Standard_Integer	NbVKnots () const

Standard_Boolean	IsURational () const

Standard_Boolean	IsVRational () const

Handle< Geom_BezierSurface >	Bezier () const

Handle< Geom_BSplineSurface >	BSpline () const
	Warning : this will make a copy of the BSpline Surface since it applies to it the myTsrf transformation Be Carefull when using this method. More...

gp_Ax1	AxeOfRevolution () const

gp_Dir	Direction () const

Handle< Adaptor3d_HCurve >	BasisCurve () const
	only for SurfaceOfExtrusion and SurfaceOfRevolution Warning: this will make a copy of the underlying curve since it applies to it the transformation myTrsf. Be carefull when using this method. More...

Handle< Adaptor3d_HSurface >	BasisSurface () const

Standard_Real	OffsetValue () const

Public Member Functions inherited from Adaptor3d_Surface
virtual	~Adaptor3d_Surface ()

Detailed Description

The Surface from BRepAdaptor allows to use a Face of the BRep topology look like a 3D surface.

It has the methods of the class Surface from Adaptor3d.

It is created or initialized with a Face. It takes into account the local coordinates system.

The u,v parameter range is the minmax value for the restriction, unless the flag restriction is set to false.

Constructor & Destructor Documentation

BRepAdaptor_Surface::BRepAdaptor_Surface ( )

Creates an undefined surface with no face loaded.

BRepAdaptor_Surface::BRepAdaptor_Surface	(	const TopoDS_Face &	F,
		const Standard_Boolean	R = `Standard_True`
	)

Creates a surface to access the geometry of <F>. If <Restriction> is true the parameter range is the parameter range in the UV space of the restriction.

Member Function Documentation

gp_Ax1 BRepAdaptor_Surface::AxeOfRevolution ( ) const

virtual

Reimplemented from Adaptor3d_Surface.

Handle< Adaptor3d_HCurve > BRepAdaptor_Surface::BasisCurve ( ) const

virtual

only for SurfaceOfExtrusion and SurfaceOfRevolution Warning: this will make a copy of the underlying curve since it applies to it the transformation myTrsf. Be carefull when using this method.

Reimplemented from Adaptor3d_Surface.

Handle< Adaptor3d_HSurface > BRepAdaptor_Surface::BasisSurface ( ) const

virtual

Reimplemented from Adaptor3d_Surface.

Handle< Geom_BezierSurface > BRepAdaptor_Surface::Bezier ( ) const

virtual

Reimplemented from Adaptor3d_Surface.

Handle< Geom_BSplineSurface > BRepAdaptor_Surface::BSpline ( ) const

virtual

Warning : this will make a copy of the BSpline Surface since it applies to it the myTsrf transformation Be Carefull when using this method.

Reimplemented from Adaptor3d_Surface.

GeomAdaptor_Surface& BRepAdaptor_Surface::ChangeSurface ( )

Returns the surface.

gp_Cone BRepAdaptor_Surface::Cone ( ) const

virtual

Reimplemented from Adaptor3d_Surface.

gp_Cylinder BRepAdaptor_Surface::Cylinder ( ) const

virtual

Reimplemented from Adaptor3d_Surface.

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

virtual

Computes the point of parameters U,V on the surface.

Reimplemented from Adaptor3d_Surface.

void BRepAdaptor_Surface::D1	(	const Standard_Real	U,
		const Standard_Real	V,
		gp_Pnt &	P,
		gp_Vec &	D1U,
		gp_Vec &	D1V
	)		const

virtual

Computes the point and the first derivatives on the surface. Raised if the continuity of the current intervals is not C1.

Reimplemented from Adaptor3d_Surface.

void BRepAdaptor_Surface::D2	(	const Standard_Real	U,
		const Standard_Real	V,
		gp_Pnt &	P,
		gp_Vec &	D1U,
		gp_Vec &	D1V,
		gp_Vec &	D2U,
		gp_Vec &	D2V,
		gp_Vec &	D2UV
	)		const

virtual

Computes the point, the first and second derivatives on the surface. Raised if the continuity of the current intervals is not C2.

Reimplemented from Adaptor3d_Surface.

void BRepAdaptor_Surface::D3	(	const Standard_Real	U,
		const Standard_Real	V,
		gp_Pnt &	P,
		gp_Vec &	D1U,
		gp_Vec &	D1V,
		gp_Vec &	D2U,
		gp_Vec &	D2V,
		gp_Vec &	D2UV,
		gp_Vec &	D3U,
		gp_Vec &	D3V,
		gp_Vec &	D3UUV,
		gp_Vec &	D3UVV
	)		const

virtual

Computes the point, the first, second and third derivatives on the surface. Raised if the continuity of the current intervals is not C3.

Reimplemented from Adaptor3d_Surface.

gp_Dir BRepAdaptor_Surface::Direction ( ) const

virtual

Reimplemented from Adaptor3d_Surface.

gp_Vec BRepAdaptor_Surface::DN	(	const Standard_Real	U,
		const Standard_Real	V,
		const Standard_Integer	Nu,
		const Standard_Integer	Nv
	)		const

virtual

Computes the derivative of order Nu in the direction U and Nv in the direction V at the point P(U, V). Raised if the current U interval is not not CNu and the current V interval is not CNv. Raised if Nu + Nv < 1 or Nu < 0 or Nv < 0.

Reimplemented from Adaptor3d_Surface.

const TopoDS_Face& BRepAdaptor_Surface::Face ( ) const

Returns the face.

Standard_Real BRepAdaptor_Surface::FirstUParameter ( ) const

virtual

Reimplemented from Adaptor3d_Surface.

Standard_Real BRepAdaptor_Surface::FirstVParameter ( ) const

virtual

Reimplemented from Adaptor3d_Surface.

GeomAbs_SurfaceType BRepAdaptor_Surface::GetType ( ) const

virtual

Returns the type of the surface : Plane, Cylinder, Cone, Sphere, Torus, BezierSurface, BSplineSurface, SurfaceOfRevolution, SurfaceOfExtrusion, OtherSurface.

Reimplemented from Adaptor3d_Surface.

void BRepAdaptor_Surface::Initialize	(	const TopoDS_Face &	F,
		const Standard_Boolean	Restriction = `Standard_True`
	)

Sets the surface to the geometry of <F>.

Standard_Boolean BRepAdaptor_Surface::IsUClosed ( ) const

virtual

Reimplemented from Adaptor3d_Surface.

Standard_Boolean BRepAdaptor_Surface::IsUPeriodic ( ) const

virtual

Reimplemented from Adaptor3d_Surface.

Standard_Boolean BRepAdaptor_Surface::IsURational ( ) const

virtual

Reimplemented from Adaptor3d_Surface.

Standard_Boolean BRepAdaptor_Surface::IsVClosed ( ) const

virtual

Reimplemented from Adaptor3d_Surface.

Standard_Boolean BRepAdaptor_Surface::IsVPeriodic ( ) const

virtual

Reimplemented from Adaptor3d_Surface.

Standard_Boolean BRepAdaptor_Surface::IsVRational ( ) const

virtual

Reimplemented from Adaptor3d_Surface.

Standard_Real BRepAdaptor_Surface::LastUParameter ( ) const

virtual

Reimplemented from Adaptor3d_Surface.

Standard_Real BRepAdaptor_Surface::LastVParameter ( ) const

virtual

Reimplemented from Adaptor3d_Surface.

Standard_Integer BRepAdaptor_Surface::NbUIntervals ( const GeomAbs_Shape S ) const

virtual

If necessary, breaks the surface in U intervals of continuity <S>. And returns the number of intervals.

Reimplemented from Adaptor3d_Surface.

Standard_Integer BRepAdaptor_Surface::NbUKnots ( ) const

virtual

Reimplemented from Adaptor3d_Surface.

Standard_Integer BRepAdaptor_Surface::NbUPoles ( ) const

virtual

Reimplemented from Adaptor3d_Surface.

Standard_Integer BRepAdaptor_Surface::NbVIntervals ( const GeomAbs_Shape S ) const

virtual

If necessary, breaks the surface in V intervals of continuity <S>. And returns the number of intervals.

Reimplemented from Adaptor3d_Surface.

Standard_Integer BRepAdaptor_Surface::NbVKnots ( ) const

virtual

Reimplemented from Adaptor3d_Surface.

Standard_Integer BRepAdaptor_Surface::NbVPoles ( ) const

virtual

Reimplemented from Adaptor3d_Surface.

Standard_Real BRepAdaptor_Surface::OffsetValue ( ) const

virtual

Reimplemented from Adaptor3d_Surface.

gp_Pln BRepAdaptor_Surface::Plane ( ) const

virtual

Reimplemented from Adaptor3d_Surface.

gp_Sphere BRepAdaptor_Surface::Sphere ( ) const

virtual

Reimplemented from Adaptor3d_Surface.

const GeomAdaptor_Surface& BRepAdaptor_Surface::Surface ( ) const

Returns the surface.

Standard_Real BRepAdaptor_Surface::Tolerance ( ) const

Returns the face tolerance.

gp_Torus BRepAdaptor_Surface::Torus ( ) const

virtual

Reimplemented from Adaptor3d_Surface.

const gp_Trsf& BRepAdaptor_Surface::Trsf ( ) const

Returns the surface coordinate system.

GeomAbs_Shape BRepAdaptor_Surface::UContinuity ( ) const

virtual

Reimplemented from Adaptor3d_Surface.

Standard_Integer BRepAdaptor_Surface::UDegree ( ) const

virtual

Reimplemented from Adaptor3d_Surface.

void BRepAdaptor_Surface::UIntervals	(	TColStd_Array1OfReal &	T,
		const GeomAbs_Shape	S
	)		const

virtual

Returns the intervals with the requested continuity in the U direction.

Reimplemented from Adaptor3d_Surface.

Standard_Real BRepAdaptor_Surface::UPeriod ( ) const

virtual

Reimplemented from Adaptor3d_Surface.

Standard_Real BRepAdaptor_Surface::UResolution ( const Standard_Real R3d ) const

virtual

Returns the parametric U resolution corresponding to the real space resolution <R3d>.

Reimplemented from Adaptor3d_Surface.

Handle< Adaptor3d_HSurface > BRepAdaptor_Surface::UTrim	(	const Standard_Real	First,
		const Standard_Real	Last,
		const Standard_Real	Tol
	)		const

virtual

Returns a surface trimmed in the U direction equivalent of <me> between parameters <First> and <Last>. <Tol> is used to test for 3d points confusion. If <First> >= <Last>

Reimplemented from Adaptor3d_Surface.

gp_Pnt BRepAdaptor_Surface::Value	(	const Standard_Real	U,
		const Standard_Real	V
	)		const

virtual

Computes the point of parameters U,V on the surface.

Reimplemented from Adaptor3d_Surface.

GeomAbs_Shape BRepAdaptor_Surface::VContinuity ( ) const

virtual

Reimplemented from Adaptor3d_Surface.

Standard_Integer BRepAdaptor_Surface::VDegree ( ) const

virtual

Reimplemented from Adaptor3d_Surface.

void BRepAdaptor_Surface::VIntervals	(	TColStd_Array1OfReal &	T,
		const GeomAbs_Shape	S
	)		const

virtual

Returns the intervals with the requested continuity in the V direction.

Reimplemented from Adaptor3d_Surface.

Standard_Real BRepAdaptor_Surface::VPeriod ( ) const

virtual

Reimplemented from Adaptor3d_Surface.

Standard_Real BRepAdaptor_Surface::VResolution ( const Standard_Real R3d ) const

virtual

Returns the parametric V resolution corresponding to the real space resolution <R3d>.

Reimplemented from Adaptor3d_Surface.

Handle< Adaptor3d_HSurface > BRepAdaptor_Surface::VTrim	(	const Standard_Real	First,
		const Standard_Real	Last,
		const Standard_Real	Tol
	)		const

virtual

Returns a surface trimmed in the V direction between parameters <First> and <Last>. <Tol> is used to test for 3d points confusion. If <First> >= <Last>

Reimplemented from Adaptor3d_Surface.

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

BRepAdaptor_Surface.hxx

BRepAdaptor_Surface Class Reference

Public Member Functions

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation