Tool for analyzing the edge. Queries geometrical representations of the edge (3d curve, pcurve on the given face or surface) and topological sub-shapes (bounding vertices). Provides methods for analyzing geometry and topology consistency (3d and pcurve(s) consistency, their adjacency to the vertices). More...

#include <ShapeAnalysis_Edge.hxx>

Public Member Functions
	ShapeAnalysis_Edge ()
	Empty constructor; initialises Status to OK. More...

Standard_Boolean	HasCurve3d (const TopoDS_Edge &edge) const
	Tells if the edge has a 3d curve. More...

Standard_Boolean	Curve3d (const TopoDS_Edge &edge, Handle< Geom_Curve > &C3d, Standard_Real &cf, Standard_Real &cl, const Standard_Boolean orient=Standard_True) const
	Returns the 3d curve and bounding parameteres for the edge Returns False if no 3d curve. If <orient> is True (default), takes orientation into account: if the edge is reversed, cf and cl are toggled. More...

Standard_Boolean	IsClosed3d (const TopoDS_Edge &edge) const
	Gives True if the edge has a 3d curve, this curve is closed, and the edge has the same vertex at start and end. More...

Standard_Boolean	HasPCurve (const TopoDS_Edge &edge, const TopoDS_Face &face) const
	Tells if the Edge has a pcurve on the face. More...

Standard_Boolean	HasPCurve (const TopoDS_Edge &edge, const Handle< Geom_Surface > &surface, const TopLoc_Location &location) const
	Tells if the edge has a pcurve on the surface (with location). More...

Standard_Boolean	PCurve (const TopoDS_Edge &edge, const TopoDS_Face &face, Handle< Geom2d_Curve > &C2d, Standard_Real &cf, Standard_Real &cl, const Standard_Boolean orient=Standard_True) const

Standard_Boolean	PCurve (const TopoDS_Edge &edge, const Handle< Geom_Surface > &surface, const TopLoc_Location &location, Handle< Geom2d_Curve > &C2d, Standard_Real &cf, Standard_Real &cl, const Standard_Boolean orient=Standard_True) const
	Returns the pcurve and bounding parameteres for the edge lying on the surface. Returns False if the edge has no pcurve on this surface. If <orient> is True (default), takes orientation into account: if the edge is reversed, cf and cl are toggled. More...

Standard_Boolean	BoundUV (const TopoDS_Edge &edge, const TopoDS_Face &face, gp_Pnt2d &first, gp_Pnt2d &last) const

Standard_Boolean	BoundUV (const TopoDS_Edge &edge, const Handle< Geom_Surface > &surface, const TopLoc_Location &location, gp_Pnt2d &first, gp_Pnt2d &last) const
	Returns the ends of pcurve Calls method PCurve with <orient> equal to True. More...

Standard_Boolean	IsSeam (const TopoDS_Edge &edge, const TopoDS_Face &face) const

Standard_Boolean	IsSeam (const TopoDS_Edge &edge, const Handle< Geom_Surface > &surface, const TopLoc_Location &location) const
	Returns True if the edge has two pcurves on one surface. More...

TopoDS_Vertex	FirstVertex (const TopoDS_Edge &edge) const
	Returns start vertex of the edge (taking edge orientation into account). More...

TopoDS_Vertex	LastVertex (const TopoDS_Edge &edge) const
	Returns end vertex of the edge (taking edge orientation into account). More...

Standard_Boolean	GetEndTangent2d (const TopoDS_Edge &edge, const TopoDS_Face &face, const Standard_Boolean atEnd, gp_Pnt2d &pos, gp_Vec2d &tang, const Standard_Real dparam=0.0) const

Standard_Boolean	GetEndTangent2d (const TopoDS_Edge &edge, const Handle< Geom_Surface > &surface, const TopLoc_Location &location, const Standard_Boolean atEnd, gp_Pnt2d &pos, gp_Vec2d &tang, const Standard_Real dparam=0.0) const
	Returns tangent of the edge pcurve at its start (if atEnd is False) or end (if True), regarding the orientation of edge. If edge is REVERSED, tangent is reversed before return. Returns True if pcurve is available and tangent is computed and is not null, else False. More...

Standard_Boolean	CheckVerticesWithCurve3d (const TopoDS_Edge &edge, const Standard_Real preci=-1, const Standard_Integer vtx=0)
	Checks the start and/or end vertex of the edge for matching with 3d curve with the given precision. <vtx> = 1 : start vertex only <vtx> = 2 : end vertex only <vtx> = 0 : both (default) If preci < 0 the vertices are considered with their own tolerances, else with the given <preci>. More...

Standard_Boolean	CheckVerticesWithPCurve (const TopoDS_Edge &edge, const TopoDS_Face &face, const Standard_Real preci=-1, const Standard_Integer vtx=0)

Standard_Boolean	CheckVerticesWithPCurve (const TopoDS_Edge &edge, const Handle< Geom_Surface > &surface, const TopLoc_Location &location, const Standard_Real preci=-1, const Standard_Integer vtx=0)
	Checks the start and/or end vertex of the edge for matching with pcurve with the given precision. <vtx> = 1 : start vertex <vtx> = 2 : end vertex <vtx> = 0 : both If preci < 0 the vertices are considered with their own tolerances, else with the given <preci>. More...

Standard_Boolean	CheckVertexTolerance (const TopoDS_Edge &edge, const TopoDS_Face &face, Standard_Real &toler1, Standard_Real &toler2)

Standard_Boolean	CheckVertexTolerance (const TopoDS_Edge &edge, Standard_Real &toler1, Standard_Real &toler2)
	Checks if it is necessary to increase tolerances of the edge vertices to comprise the ends of 3d curve and pcurve on the given face (first method) or all pcurves stored in an edge (second one) toler1 returns necessary tolerance for first vertex, toler2 returns necessary tolerance for last vertex. More...

Standard_Boolean	CheckCurve3dWithPCurve (const TopoDS_Edge &edge, const TopoDS_Face &face)

Standard_Boolean	CheckCurve3dWithPCurve (const TopoDS_Edge &edge, const Handle< Geom_Surface > &surface, const TopLoc_Location &location)
	Checks mutual orientation of 3d curve and pcurve on the analysis of curves bounding points. More...

Standard_Boolean	Status (const ShapeExtend_Status status) const
	Returns the status (in the form of True/False) of last Check. More...

Standard_Boolean	CheckSameParameter (const TopoDS_Edge &edge, Standard_Real &maxdev, const Standard_Integer NbControl=23)
	Checks the edge to be SameParameter. Calculates the maximal deviation between 3d curve and each pcurve of the edge on <NbControl> equidistant points (the same algorithm as in BRepCheck; default value is 23 as in BRepCheck). This deviation is returned in <maxdev> parameter. If deviation is greater than tolerance of the edge (i.e. incorrect flag) returns False, else returns True. More...

Standard_Boolean	CheckSameParameter (const TopoDS_Edge &theEdge, const TopoDS_Face &theFace, Standard_Real &theMaxdev, const Standard_Integer theNbControl=23)
	Checks the edge to be SameParameter. Calculates the maximal deviation between 3d curve and each pcurve of the edge on <NbControl> equidistant points (the same algorithm as in BRepCheck; default value is 23 as in BRepCheck). This deviation is returned in <maxdev> parameter. If deviation is greater than tolerance of the edge (i.e. incorrect flag) returns False, else returns True. More...

Standard_Boolean	CheckPCurveRange (const Standard_Real theFirst, const Standard_Real theLast, const Handle< Geom2d_Curve > &thePC)
	Checks possibility for pcurve thePC to have range [theFirst, theLast] (edge range) having respect to real first, last parameters of thePC. More...

Standard_Boolean	CheckOverlapping (const TopoDS_Edge &theEdge1, const TopoDS_Edge &theEdge2, Standard_Real &theTolOverlap, const Standard_Real theDomainDist=0.0)
	Checks the first edge is overlapped with second edge. If distance between two edges is less then theTolOverlap edges is overlapped. theDomainDis - length of part of edges on wich edges is overlapped. More...

Static Public Member Functions
static Standard_Boolean	ComputeDeviation (const Adaptor3d_Curve &CRef, const Adaptor3d_Curve &Other, const Standard_Boolean SameParameter, Standard_Real &dev, const Standard_Integer NCONTROL)
	Computes the maximal deviation between the two curve representations. dev is an input/output parameter and contains the computed deviation (should be initialized with 0. for the first call). Used by CheckSameParameter(). More...

Protected Attributes
Standard_Integer	myStatus

Detailed Description

Tool for analyzing the edge. Queries geometrical representations of the edge (3d curve, pcurve on the given face or surface) and topological sub-shapes (bounding vertices). Provides methods for analyzing geometry and topology consistency (3d and pcurve(s) consistency, their adjacency to the vertices).

Constructor & Destructor Documentation

◆ ShapeAnalysis_Edge()

ShapeAnalysis_Edge::ShapeAnalysis_Edge ( )

Empty constructor; initialises Status to OK.

Member Function Documentation

◆ BoundUV() [1/2]

Standard_Boolean ShapeAnalysis_Edge::BoundUV	(	const TopoDS_Edge &	edge,
		const TopoDS_Face &	face,
		gp_Pnt2d &	first,
		gp_Pnt2d &	last
	)		const

◆ BoundUV() [2/2]

Standard_Boolean ShapeAnalysis_Edge::BoundUV	(	const TopoDS_Edge &	edge,
		const Handle< Geom_Surface > &	surface,
		const TopLoc_Location &	location,
		gp_Pnt2d &	first,
		gp_Pnt2d &	last
	)		const

Returns the ends of pcurve Calls method PCurve with <orient> equal to True.

◆ CheckCurve3dWithPCurve() [1/2]

Standard_Boolean ShapeAnalysis_Edge::CheckCurve3dWithPCurve	(	const TopoDS_Edge &	edge,
		const TopoDS_Face &	face
	)

◆ CheckCurve3dWithPCurve() [2/2]

Standard_Boolean ShapeAnalysis_Edge::CheckCurve3dWithPCurve	(	const TopoDS_Edge &	edge,
		const Handle< Geom_Surface > &	surface,
		const TopLoc_Location &	location
	)

Checks mutual orientation of 3d curve and pcurve on the analysis of curves bounding points.

◆ CheckOverlapping()

Standard_Boolean ShapeAnalysis_Edge::CheckOverlapping	(	const TopoDS_Edge &	theEdge1,
		const TopoDS_Edge &	theEdge2,
		Standard_Real &	theTolOverlap,
		const Standard_Real	theDomainDist = `0.0`
	)

Checks the first edge is overlapped with second edge. If distance between two edges is less then theTolOverlap edges is overlapped. theDomainDis - length of part of edges on wich edges is overlapped.

◆ CheckPCurveRange()

Standard_Boolean ShapeAnalysis_Edge::CheckPCurveRange	(	const Standard_Real	theFirst,
		const Standard_Real	theLast,
		const Handle< Geom2d_Curve > &	thePC
	)

Checks possibility for pcurve thePC to have range [theFirst, theLast] (edge range) having respect to real first, last parameters of thePC.

◆ CheckSameParameter() [1/2]

Standard_Boolean ShapeAnalysis_Edge::CheckSameParameter	(	const TopoDS_Edge &	edge,
		Standard_Real &	maxdev,
		const Standard_Integer	NbControl = `23`
	)

Checks the edge to be SameParameter. Calculates the maximal deviation between 3d curve and each pcurve of the edge on <NbControl> equidistant points (the same algorithm as in BRepCheck; default value is 23 as in BRepCheck). This deviation is returned in <maxdev> parameter. If deviation is greater than tolerance of the edge (i.e. incorrect flag) returns False, else returns True.

◆ CheckSameParameter() [2/2]

Standard_Boolean ShapeAnalysis_Edge::CheckSameParameter	(	const TopoDS_Edge &	theEdge,
		const TopoDS_Face &	theFace,
		Standard_Real &	theMaxdev,
		const Standard_Integer	theNbControl = `23`
	)

Checks the edge to be SameParameter. Calculates the maximal deviation between 3d curve and each pcurve of the edge on <NbControl> equidistant points (the same algorithm as in BRepCheck; default value is 23 as in BRepCheck). This deviation is returned in <maxdev> parameter. If deviation is greater than tolerance of the edge (i.e. incorrect flag) returns False, else returns True.

◆ CheckVertexTolerance() [1/2]

Standard_Boolean ShapeAnalysis_Edge::CheckVertexTolerance	(	const TopoDS_Edge &	edge,
		const TopoDS_Face &	face,
		Standard_Real &	toler1,
		Standard_Real &	toler2
	)

◆ CheckVertexTolerance() [2/2]

Standard_Boolean ShapeAnalysis_Edge::CheckVertexTolerance	(	const TopoDS_Edge &	edge,
		Standard_Real &	toler1,
		Standard_Real &	toler2
	)

Checks if it is necessary to increase tolerances of the edge vertices to comprise the ends of 3d curve and pcurve on the given face (first method) or all pcurves stored in an edge (second one) toler1 returns necessary tolerance for first vertex, toler2 returns necessary tolerance for last vertex.

◆ CheckVerticesWithCurve3d()

Standard_Boolean ShapeAnalysis_Edge::CheckVerticesWithCurve3d	(	const TopoDS_Edge &	edge,
		const Standard_Real	preci = `-1`,
		const Standard_Integer	vtx = `0`
	)

Checks the start and/or end vertex of the edge for matching with 3d curve with the given precision. <vtx> = 1 : start vertex only <vtx> = 2 : end vertex only <vtx> = 0 : both (default) If preci < 0 the vertices are considered with their own tolerances, else with the given <preci>.

◆ CheckVerticesWithPCurve() [1/2]

Standard_Boolean ShapeAnalysis_Edge::CheckVerticesWithPCurve	(	const TopoDS_Edge &	edge,
		const TopoDS_Face &	face,
		const Standard_Real	preci = `-1`,
		const Standard_Integer	vtx = `0`
	)

◆ CheckVerticesWithPCurve() [2/2]

Standard_Boolean ShapeAnalysis_Edge::CheckVerticesWithPCurve	(	const TopoDS_Edge &	edge,
		const Handle< Geom_Surface > &	surface,
		const TopLoc_Location &	location,
		const Standard_Real	preci = `-1`,
		const Standard_Integer	vtx = `0`
	)

Checks the start and/or end vertex of the edge for matching with pcurve with the given precision. <vtx> = 1 : start vertex <vtx> = 2 : end vertex <vtx> = 0 : both If preci < 0 the vertices are considered with their own tolerances, else with the given <preci>.

◆ ComputeDeviation()

static Standard_Boolean ShapeAnalysis_Edge::ComputeDeviation	(	const Adaptor3d_Curve &	CRef,
		const Adaptor3d_Curve &	Other,
		const Standard_Boolean	SameParameter,
		Standard_Real &	dev,
		const Standard_Integer	NCONTROL
	)

static

Computes the maximal deviation between the two curve representations. dev is an input/output parameter and contains the computed deviation (should be initialized with 0. for the first call). Used by CheckSameParameter().

◆ Curve3d()

Standard_Boolean ShapeAnalysis_Edge::Curve3d	(	const TopoDS_Edge &	edge,
		Handle< Geom_Curve > &	C3d,
		Standard_Real &	cf,
		Standard_Real &	cl,
		const Standard_Boolean	orient = `Standard_True`
	)		const

Returns the 3d curve and bounding parameteres for the edge Returns False if no 3d curve. If <orient> is True (default), takes orientation into account: if the edge is reversed, cf and cl are toggled.

◆ FirstVertex()

TopoDS_Vertex ShapeAnalysis_Edge::FirstVertex ( const TopoDS_Edge & edge ) const

Returns start vertex of the edge (taking edge orientation into account).

◆ GetEndTangent2d() [1/2]

Standard_Boolean ShapeAnalysis_Edge::GetEndTangent2d	(	const TopoDS_Edge &	edge,
		const TopoDS_Face &	face,
		const Standard_Boolean	atEnd,
		gp_Pnt2d &	pos,
		gp_Vec2d &	tang,
		const Standard_Real	dparam = `0.0`
	)		const

◆ GetEndTangent2d() [2/2]

Standard_Boolean ShapeAnalysis_Edge::GetEndTangent2d	(	const TopoDS_Edge &	edge,
		const Handle< Geom_Surface > &	surface,
		const TopLoc_Location &	location,
		const Standard_Boolean	atEnd,
		gp_Pnt2d &	pos,
		gp_Vec2d &	tang,
		const Standard_Real	dparam = `0.0`
	)		const

Returns tangent of the edge pcurve at its start (if atEnd is False) or end (if True), regarding the orientation of edge. If edge is REVERSED, tangent is reversed before return. Returns True if pcurve is available and tangent is computed and is not null, else False.

◆ HasCurve3d()

Standard_Boolean ShapeAnalysis_Edge::HasCurve3d ( const TopoDS_Edge & edge ) const

Tells if the edge has a 3d curve.

◆ HasPCurve() [1/2]

Standard_Boolean ShapeAnalysis_Edge::HasPCurve	(	const TopoDS_Edge &	edge,
		const TopoDS_Face &	face
	)		const

Tells if the Edge has a pcurve on the face.

◆ HasPCurve() [2/2]

Standard_Boolean ShapeAnalysis_Edge::HasPCurve	(	const TopoDS_Edge &	edge,
		const Handle< Geom_Surface > &	surface,
		const TopLoc_Location &	location
	)		const

Tells if the edge has a pcurve on the surface (with location).

◆ IsClosed3d()

Standard_Boolean ShapeAnalysis_Edge::IsClosed3d ( const TopoDS_Edge & edge ) const

Gives True if the edge has a 3d curve, this curve is closed, and the edge has the same vertex at start and end.

◆ IsSeam() [1/2]

Standard_Boolean ShapeAnalysis_Edge::IsSeam	(	const TopoDS_Edge &	edge,
		const TopoDS_Face &	face
	)		const

◆ IsSeam() [2/2]

Standard_Boolean ShapeAnalysis_Edge::IsSeam	(	const TopoDS_Edge &	edge,
		const Handle< Geom_Surface > &	surface,
		const TopLoc_Location &	location
	)		const

Returns True if the edge has two pcurves on one surface.

◆ LastVertex()

TopoDS_Vertex ShapeAnalysis_Edge::LastVertex ( const TopoDS_Edge & edge ) const

Returns end vertex of the edge (taking edge orientation into account).

◆ PCurve() [1/2]

Standard_Boolean ShapeAnalysis_Edge::PCurve	(	const TopoDS_Edge &	edge,
		const TopoDS_Face &	face,
		Handle< Geom2d_Curve > &	C2d,
		Standard_Real &	cf,
		Standard_Real &	cl,
		const Standard_Boolean	orient = `Standard_True`
	)		const

◆ PCurve() [2/2]

Standard_Boolean ShapeAnalysis_Edge::PCurve	(	const TopoDS_Edge &	edge,
		const Handle< Geom_Surface > &	surface,
		const TopLoc_Location &	location,
		Handle< Geom2d_Curve > &	C2d,
		Standard_Real &	cf,
		Standard_Real &	cl,
		const Standard_Boolean	orient = `Standard_True`
	)		const

Returns the pcurve and bounding parameteres for the edge lying on the surface. Returns False if the edge has no pcurve on this surface. If <orient> is True (default), takes orientation into account: if the edge is reversed, cf and cl are toggled.

◆ Status()

Standard_Boolean ShapeAnalysis_Edge::Status ( const ShapeExtend_Status status ) const

Returns the status (in the form of True/False) of last Check.

Field Documentation

◆ myStatus

Standard_Integer ShapeAnalysis_Edge::myStatus

protected

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

ShapeAnalysis_Edge.hxx

ShapeAnalysis_Edge Class Reference

Public Member Functions

Static Public Member Functions

Protected Attributes