Provides class methods to access to the geometry of BRep shapes. More...

#include <BRep_Tool.hxx>

Static Public Member Functions
static Standard_Boolean	IsClosed (const TopoDS_Shape &S)
	If S is Shell, returns True if it has no free boundaries (edges). If S is Wire, returns True if it has no free ends (vertices). (Internal and External sub-shepes are ignored in these checks) If S is Edge, returns True if its vertices are the same. For other shape types returns S.Closed(). More...

static const Handle< Geom_Surface > &	Surface (const TopoDS_Face &F, TopLoc_Location &L)
	Returns the geometric surface of the face. Returns in <L> the location for the surface. More...

static Handle< Geom_Surface >	Surface (const TopoDS_Face &F)
	Returns the geometric surface of the face. It can be a copy if there is a Location. More...

static const Handle< Poly_Triangulation > &	Triangulation (const TopoDS_Face &F, TopLoc_Location &L)
	Returns the Triangulation of the face. It is a null handle if there is no triangulation. More...

static Standard_Real	Tolerance (const TopoDS_Face &F)
	Returns the tolerance of the face. More...

static Standard_Boolean	NaturalRestriction (const TopoDS_Face &F)
	Returns the NaturalRestriction flag of the face. More...

static Standard_Boolean	IsGeometric (const TopoDS_Edge &E)
	Returns True if <E> is a 3d curve or a curve on surface. More...

static const Handle< Geom_Curve > &	Curve (const TopoDS_Edge &E, TopLoc_Location &L, Standard_Real &First, Standard_Real &Last)
	Returns the 3D curve of the edge. May be a Null handle. Returns in <L> the location for the curve. In <First> and <Last> the parameter range. More...

static Handle< Geom_Curve >	Curve (const TopoDS_Edge &E, Standard_Real &First, Standard_Real &Last)
	Returns the 3D curve of the edge. May be a Null handle. In <First> and <Last> the parameter range. It can be a copy if there is a Location. More...

static const Handle< Poly_Polygon3D > &	Polygon3D (const TopoDS_Edge &E, TopLoc_Location &L)
	Returns the 3D polygon of the edge. May be a Null handle. Returns in <L> the location for the polygon. More...

static Handle< Geom2d_Curve >	CurveOnSurface (const TopoDS_Edge &E, const TopoDS_Face &F, Standard_Real &First, Standard_Real &Last)
	Returns the curve associated to the edge in the parametric space of the face. Returns a NULL handle if this curve does not exist. Returns in <First> and <Last> the parameter range. More...

static Handle< Geom2d_Curve >	CurveOnSurface (const TopoDS_Edge &E, const Handle< Geom_Surface > &S, const TopLoc_Location &L, Standard_Real &First, Standard_Real &Last)
	Returns the curve associated to the edge in the parametric space of the surface. Returns a NULL handle if this curve does not exist. Returns in <First> and <Last> the parameter range. More...

static void	CurveOnSurface (const TopoDS_Edge &E, Handle< Geom2d_Curve > &C, Handle< Geom_Surface > &S, TopLoc_Location &L, Standard_Real &First, Standard_Real &Last)
	Returns in `, <S>, <L> a 2d curve, a surface and a location for the edge <E>. and <S> are null if the edge has no curve on surface. Returns in <First> and <Last> the parameter range.` More...

static void	CurveOnSurface (const TopoDS_Edge &E, Handle< Geom2d_Curve > &C, Handle< Geom_Surface > &S, TopLoc_Location &L, Standard_Real &First, Standard_Real &Last, const Standard_Integer Index)
	Returns in `, <S>, <L> the 2d curve, the surface and the location for the edge <E> of rank <Index>. and <S> are null if the index is out of range. Returns in <First> and <Last> the parameter range.` More...

static Handle< Poly_Polygon2D >	PolygonOnSurface (const TopoDS_Edge &E, const TopoDS_Face &F)
	Returns the polygon associated to the edge in the parametric space of the face. Returns a NULL handle if this polygon does not exist. More...

static Handle< Poly_Polygon2D >	PolygonOnSurface (const TopoDS_Edge &E, const Handle< Geom_Surface > &S, const TopLoc_Location &L)
	Returns the polygon associated to the edge in the parametric space of the surface. Returns a NULL handle if this polygon does not exist. More...

static void	PolygonOnSurface (const TopoDS_Edge &E, Handle< Poly_Polygon2D > &C, Handle< Geom_Surface > &S, TopLoc_Location &L)
	Returns in `, <S>, <L> a 2d curve, a surface and a location for the edge <E>. and <S> are null if the edge has no polygon on surface.` More...

static void	PolygonOnSurface (const TopoDS_Edge &E, Handle< Poly_Polygon2D > &C, Handle< Geom_Surface > &S, TopLoc_Location &L, const Standard_Integer Index)
	Returns in `, <S>, <L> the 2d curve, the surface and the location for the edge <E> of rank <Index>. and <S> are null if the index is out of range.` More...

static const Handle< Poly_PolygonOnTriangulation > &	PolygonOnTriangulation (const TopoDS_Edge &E, const Handle< Poly_Triangulation > &T, const TopLoc_Location &L)
	Returns the polygon associated to the edge in the parametric space of the face. Returns a NULL handle if this polygon does not exist. More...

static void	PolygonOnTriangulation (const TopoDS_Edge &E, Handle< Poly_PolygonOnTriangulation > &P, Handle< Poly_Triangulation > &T, TopLoc_Location &L)
	Returns in. More...

static void	PolygonOnTriangulation (const TopoDS_Edge &E, Handle< Poly_PolygonOnTriangulation > &P, Handle< Poly_Triangulation > &T, TopLoc_Location &L, const Standard_Integer Index)
	Returns in. More...

static Standard_Boolean	IsClosed (const TopoDS_Edge &E, const TopoDS_Face &F)
	Returns True if <E> has two PCurves in the parametric space of <F>. i.e. <F> is on a closed surface and <E> is on the closing curve. More...

static Standard_Boolean	IsClosed (const TopoDS_Edge &E, const Handle< Geom_Surface > &S, const TopLoc_Location &L)
	Returns True if <E> has two PCurves in the parametric space of <S>. i.e. <S> is a closed surface and <E> is on the closing curve. More...

static Standard_Boolean	IsClosed (const TopoDS_Edge &E, const Handle< Poly_Triangulation > &T, const TopLoc_Location &L)
	Returns True if <E> has two arrays of indices in the triangulation <T>. More...

static Standard_Real	Tolerance (const TopoDS_Edge &E)
	Returns the tolerance for <E>. More...

static Standard_Boolean	SameParameter (const TopoDS_Edge &E)
	Returns the SameParameter flag for the edge. More...

static Standard_Boolean	SameRange (const TopoDS_Edge &E)
	Returns the SameRange flag for the edge. More...

static Standard_Boolean	Degenerated (const TopoDS_Edge &E)
	Returns True if the edge is degenerated. More...

static void	Range (const TopoDS_Edge &E, Standard_Real &First, Standard_Real &Last)
	Gets the range of the 3d curve. More...

static void	Range (const TopoDS_Edge &E, const Handle< Geom_Surface > &S, const TopLoc_Location &L, Standard_Real &First, Standard_Real &Last)
	Gets the range of the edge on the pcurve on the surface. More...

static void	Range (const TopoDS_Edge &E, const TopoDS_Face &F, Standard_Real &First, Standard_Real &Last)
	Gets the range of the edge on the pcurve on the face. More...

static void	UVPoints (const TopoDS_Edge &E, const Handle< Geom_Surface > &S, const TopLoc_Location &L, gp_Pnt2d &PFirst, gp_Pnt2d &PLast)
	Gets the UV locations of the extremities of the edge. More...

static void	UVPoints (const TopoDS_Edge &E, const TopoDS_Face &F, gp_Pnt2d &PFirst, gp_Pnt2d &PLast)
	Gets the UV locations of the extremities of the edge. More...

static void	SetUVPoints (const TopoDS_Edge &E, const Handle< Geom_Surface > &S, const TopLoc_Location &L, const gp_Pnt2d &PFirst, const gp_Pnt2d &PLast)
	Sets the UV locations of the extremities of the edge. More...

static void	SetUVPoints (const TopoDS_Edge &E, const TopoDS_Face &F, const gp_Pnt2d &PFirst, const gp_Pnt2d &PLast)
	Sets the UV locations of the extremities of the edge. More...

static Standard_Boolean	HasContinuity (const TopoDS_Edge &E, const TopoDS_Face &F1, const TopoDS_Face &F2)
	Returns True if the edge is on the surfaces of the two faces. More...

static GeomAbs_Shape	Continuity (const TopoDS_Edge &E, const TopoDS_Face &F1, const TopoDS_Face &F2)
	Returns the continuity. More...

static Standard_Boolean	HasContinuity (const TopoDS_Edge &E, const Handle< Geom_Surface > &S1, const Handle< Geom_Surface > &S2, const TopLoc_Location &L1, const TopLoc_Location &L2)
	Returns True if the edge is on the surfaces. More...

static GeomAbs_Shape	Continuity (const TopoDS_Edge &E, const Handle< Geom_Surface > &S1, const Handle< Geom_Surface > &S2, const TopLoc_Location &L1, const TopLoc_Location &L2)
	Returns the continuity. More...

static Standard_Boolean	HasContinuity (const TopoDS_Edge &E)
	Returns True if the edge has regularity on some two surfaces. More...

static gp_Pnt	Pnt (const TopoDS_Vertex &V)
	Returns the 3d point. More...

static Standard_Real	Tolerance (const TopoDS_Vertex &V)
	Returns the tolerance. More...

static Standard_Real	Parameter (const TopoDS_Vertex &V, const TopoDS_Edge &E)
	Returns the parameter of <V> on <E>. More...

static Standard_Real	Parameter (const TopoDS_Vertex &V, const TopoDS_Edge &E, const TopoDS_Face &F)
	Returns the parameters of the vertex on the pcurve of the edge on the face. More...

static Standard_Real	Parameter (const TopoDS_Vertex &V, const TopoDS_Edge &E, const Handle< Geom_Surface > &S, const TopLoc_Location &L)
	Returns the parameters of the vertex on the pcurve of the edge on the surface. More...

static gp_Pnt2d	Parameters (const TopoDS_Vertex &V, const TopoDS_Face &F)
	Returns the parameters of the vertex on the face. More...

static Standard_Real	MaxTolerance (const TopoDS_Shape &theShape, const TopAbs_ShapeEnum theSubShape)
	Returns the maximum tolerance of input shape subshapes. More...

Detailed Description

Provides class methods to access to the geometry of BRep shapes.

Member Function Documentation

static GeomAbs_Shape BRep_Tool::Continuity	(	const TopoDS_Edge &	E,
		const TopoDS_Face &	F1,
		const TopoDS_Face &	F2
	)

static

Returns the continuity.

static GeomAbs_Shape BRep_Tool::Continuity	(	const TopoDS_Edge &	E,
		const Handle< Geom_Surface > &	S1,
		const Handle< Geom_Surface > &	S2,
		const TopLoc_Location &	L1,
		const TopLoc_Location &	L2
	)

static

Returns the continuity.

static const Handle< Geom_Curve >& BRep_Tool::Curve	(	const TopoDS_Edge &	E,
		TopLoc_Location &	L,
		Standard_Real &	First,
		Standard_Real &	Last
	)

static

Returns the 3D curve of the edge. May be a Null handle. Returns in <L> the location for the curve. In <First> and <Last> the parameter range.

static Handle< Geom_Curve > BRep_Tool::Curve	(	const TopoDS_Edge &	E,
		Standard_Real &	First,
		Standard_Real &	Last
	)

static

Returns the 3D curve of the edge. May be a Null handle. In <First> and <Last> the parameter range. It can be a copy if there is a Location.

static Handle< Geom2d_Curve > BRep_Tool::CurveOnSurface	(	const TopoDS_Edge &	E,
		const TopoDS_Face &	F,
		Standard_Real &	First,
		Standard_Real &	Last
	)

static

Returns the curve associated to the edge in the parametric space of the face. Returns a NULL handle if this curve does not exist. Returns in <First> and <Last> the parameter range.

static Handle< Geom2d_Curve > BRep_Tool::CurveOnSurface	(	const TopoDS_Edge &	E,
		const Handle< Geom_Surface > &	S,
		const TopLoc_Location &	L,
		Standard_Real &	First,
		Standard_Real &	Last
	)

static

Returns the curve associated to the edge in the parametric space of the surface. Returns a NULL handle if this curve does not exist. Returns in <First> and <Last> the parameter range.

static void BRep_Tool::CurveOnSurface	(	const TopoDS_Edge &	E,
		Handle< Geom2d_Curve > &	C,
		Handle< Geom_Surface > &	S,
		TopLoc_Location &	L,
		Standard_Real &	First,
		Standard_Real &	Last
	)

static

Returns in , <S>, <L> a 2d curve, a surface and a location for the edge <E>. and <S> are null if the edge has no curve on surface. Returns in <First> and <Last> the parameter range.

static void BRep_Tool::CurveOnSurface	(	const TopoDS_Edge &	E,
		Handle< Geom2d_Curve > &	C,
		Handle< Geom_Surface > &	S,
		TopLoc_Location &	L,
		Standard_Real &	First,
		Standard_Real &	Last,
		const Standard_Integer	Index
	)

static

Returns in , <S>, <L> the 2d curve, the surface and the location for the edge <E> of rank <Index>. and <S> are null if the index is out of range. Returns in <First> and <Last> the parameter range.

static Standard_Boolean BRep_Tool::Degenerated ( const TopoDS_Edge & E )

static

Returns True if the edge is degenerated.

static Standard_Boolean BRep_Tool::HasContinuity	(	const TopoDS_Edge &	E,
		const TopoDS_Face &	F1,
		const TopoDS_Face &	F2
	)

static

Returns True if the edge is on the surfaces of the two faces.

static Standard_Boolean BRep_Tool::HasContinuity	(	const TopoDS_Edge &	E,
		const Handle< Geom_Surface > &	S1,
		const Handle< Geom_Surface > &	S2,
		const TopLoc_Location &	L1,
		const TopLoc_Location &	L2
	)

static

Returns True if the edge is on the surfaces.

static Standard_Boolean BRep_Tool::HasContinuity ( const TopoDS_Edge & E )

static

Returns True if the edge has regularity on some two surfaces.

static Standard_Boolean BRep_Tool::IsClosed ( const TopoDS_Shape & S )

static

If S is Shell, returns True if it has no free boundaries (edges). If S is Wire, returns True if it has no free ends (vertices). (Internal and External sub-shepes are ignored in these checks) If S is Edge, returns True if its vertices are the same. For other shape types returns S.Closed().

static Standard_Boolean BRep_Tool::IsClosed	(	const TopoDS_Edge &	E,
		const TopoDS_Face &	F
	)

static

Returns True if <E> has two PCurves in the parametric space of <F>. i.e. <F> is on a closed surface and <E> is on the closing curve.

static Standard_Boolean BRep_Tool::IsClosed	(	const TopoDS_Edge &	E,
		const Handle< Geom_Surface > &	S,
		const TopLoc_Location &	L
	)

static

Returns True if <E> has two PCurves in the parametric space of <S>. i.e. <S> is a closed surface and <E> is on the closing curve.

static Standard_Boolean BRep_Tool::IsClosed	(	const TopoDS_Edge &	E,
		const Handle< Poly_Triangulation > &	T,
		const TopLoc_Location &	L
	)

static

Returns True if <E> has two arrays of indices in the triangulation <T>.

static Standard_Boolean BRep_Tool::IsGeometric ( const TopoDS_Edge & E )

static

Returns True if <E> is a 3d curve or a curve on surface.

static Standard_Real BRep_Tool::MaxTolerance	(	const TopoDS_Shape &	theShape,
		const TopAbs_ShapeEnum	theSubShape
	)

static

Returns the maximum tolerance of input shape subshapes.

static Standard_Boolean BRep_Tool::NaturalRestriction ( const TopoDS_Face & F )

static

Returns the NaturalRestriction flag of the face.

static Standard_Real BRep_Tool::Parameter	(	const TopoDS_Vertex &	V,
		const TopoDS_Edge &	E
	)

static

Returns the parameter of <V> on <E>.

static Standard_Real BRep_Tool::Parameter	(	const TopoDS_Vertex &	V,
		const TopoDS_Edge &	E,
		const TopoDS_Face &	F
	)

static

Returns the parameters of the vertex on the pcurve of the edge on the face.

static Standard_Real BRep_Tool::Parameter	(	const TopoDS_Vertex &	V,
		const TopoDS_Edge &	E,
		const Handle< Geom_Surface > &	S,
		const TopLoc_Location &	L
	)

static

Returns the parameters of the vertex on the pcurve of the edge on the surface.

static gp_Pnt2d BRep_Tool::Parameters	(	const TopoDS_Vertex &	V,
		const TopoDS_Face &	F
	)

static

Returns the parameters of the vertex on the face.

static gp_Pnt BRep_Tool::Pnt ( const TopoDS_Vertex & V )

static

Returns the 3d point.

static const Handle< Poly_Polygon3D >& BRep_Tool::Polygon3D	(	const TopoDS_Edge &	E,
		TopLoc_Location &	L
	)

static

Returns the 3D polygon of the edge. May be a Null handle. Returns in <L> the location for the polygon.

static Handle< Poly_Polygon2D > BRep_Tool::PolygonOnSurface	(	const TopoDS_Edge &	E,
		const TopoDS_Face &	F
	)

static

Returns the polygon associated to the edge in the parametric space of the face. Returns a NULL handle if this polygon does not exist.

static Handle< Poly_Polygon2D > BRep_Tool::PolygonOnSurface	(	const TopoDS_Edge &	E,
		const Handle< Geom_Surface > &	S,
		const TopLoc_Location &	L
	)

static

Returns the polygon associated to the edge in the parametric space of the surface. Returns a NULL handle if this polygon does not exist.

static void BRep_Tool::PolygonOnSurface	(	const TopoDS_Edge &	E,
		Handle< Poly_Polygon2D > &	C,
		Handle< Geom_Surface > &	S,
		TopLoc_Location &	L
	)

static

Returns in , <S>, <L> a 2d curve, a surface and a location for the edge <E>. and <S> are null if the edge has no polygon on surface.

static void BRep_Tool::PolygonOnSurface	(	const TopoDS_Edge &	E,
		Handle< Poly_Polygon2D > &	C,
		Handle< Geom_Surface > &	S,
		TopLoc_Location &	L,
		const Standard_Integer	Index
	)

static

Returns in , <S>, <L> the 2d curve, the surface and the location for the edge <E> of rank <Index>. and <S> are null if the index is out of range.

static const Handle< Poly_PolygonOnTriangulation >& BRep_Tool::PolygonOnTriangulation	(	const TopoDS_Edge &	E,
		const Handle< Poly_Triangulation > &	T,
		const TopLoc_Location &	L
	)

static

Returns the polygon associated to the edge in the parametric space of the face. Returns a NULL handle if this polygon does not exist.

static void BRep_Tool::PolygonOnTriangulation	(	const TopoDS_Edge &	E,
		Handle< Poly_PolygonOnTriangulation > &	P,
		Handle< Poly_Triangulation > &	T,
		TopLoc_Location &	L
	)

static

Returns in.

, <T>, <L> a polygon on triangulation, a triangulation and a location for the edge <E>.

and <T> are null if the edge has no polygon on triangulation.

static void BRep_Tool::PolygonOnTriangulation	(	const TopoDS_Edge &	E,
		Handle< Poly_PolygonOnTriangulation > &	P,
		Handle< Poly_Triangulation > &	T,
		TopLoc_Location &	L,
		const Standard_Integer	Index
	)

static

Returns in.

, <T>, <L> a polygon on triangulation, a triangulation and a location for the edge <E> for the range index. and <S> are null if the edge has no polygon on triangulation.

static void BRep_Tool::Range	(	const TopoDS_Edge &	E,
		Standard_Real &	First,
		Standard_Real &	Last
	)

static

Gets the range of the 3d curve.

static void BRep_Tool::Range	(	const TopoDS_Edge &	E,
		const Handle< Geom_Surface > &	S,
		const TopLoc_Location &	L,
		Standard_Real &	First,
		Standard_Real &	Last
	)

static

Gets the range of the edge on the pcurve on the surface.

static void BRep_Tool::Range	(	const TopoDS_Edge &	E,
		const TopoDS_Face &	F,
		Standard_Real &	First,
		Standard_Real &	Last
	)

static

Gets the range of the edge on the pcurve on the face.

static Standard_Boolean BRep_Tool::SameParameter ( const TopoDS_Edge & E )

static

Returns the SameParameter flag for the edge.

static Standard_Boolean BRep_Tool::SameRange ( const TopoDS_Edge & E )

static

Returns the SameRange flag for the edge.

static void BRep_Tool::SetUVPoints	(	const TopoDS_Edge &	E,
		const Handle< Geom_Surface > &	S,
		const TopLoc_Location &	L,
		const gp_Pnt2d &	PFirst,
		const gp_Pnt2d &	PLast
	)

static

Sets the UV locations of the extremities of the edge.

static void BRep_Tool::SetUVPoints	(	const TopoDS_Edge &	E,
		const TopoDS_Face &	F,
		const gp_Pnt2d &	PFirst,
		const gp_Pnt2d &	PLast
	)

static

Sets the UV locations of the extremities of the edge.

static const Handle< Geom_Surface >& BRep_Tool::Surface	(	const TopoDS_Face &	F,
		TopLoc_Location &	L
	)

static

Returns the geometric surface of the face. Returns in <L> the location for the surface.

static Handle< Geom_Surface > BRep_Tool::Surface ( const TopoDS_Face & F )

static

Returns the geometric surface of the face. It can be a copy if there is a Location.

static Standard_Real BRep_Tool::Tolerance ( const TopoDS_Face & F )

static

Returns the tolerance of the face.

static Standard_Real BRep_Tool::Tolerance ( const TopoDS_Edge & E )

static

Returns the tolerance for <E>.

static Standard_Real BRep_Tool::Tolerance ( const TopoDS_Vertex & V )

static

Returns the tolerance.

static const Handle< Poly_Triangulation >& BRep_Tool::Triangulation	(	const TopoDS_Face &	F,
		TopLoc_Location &	L
	)

static

Returns the Triangulation of the face. It is a null handle if there is no triangulation.

static void BRep_Tool::UVPoints	(	const TopoDS_Edge &	E,
		const Handle< Geom_Surface > &	S,
		const TopLoc_Location &	L,
		gp_Pnt2d &	PFirst,
		gp_Pnt2d &	PLast
	)

static

Gets the UV locations of the extremities of the edge.

static void BRep_Tool::UVPoints	(	const TopoDS_Edge &	E,
		const TopoDS_Face &	F,
		gp_Pnt2d &	PFirst,
		gp_Pnt2d &	PLast
	)

static

Gets the UV locations of the extremities of the edge.

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

BRep_Tool.hxx

BRep_Tool Class Reference

Static Public Member Functions

Detailed Description

Member Function Documentation