BRepClass3d_SolidExplorer Class Reference

Provide an exploration of a BRep Shape for the classification. Provide access to the special UB tree to obtain fast search. More...

#include <BRepClass3d_SolidExplorer.hxx>

Public Member Functions
	BRepClass3d_SolidExplorer ()
	BRepClass3d_SolidExplorer (const TopoDS_Shape &S)
virtual	~BRepClass3d_SolidExplorer ()
void	InitShape (const TopoDS_Shape &S)
virtual bool	Reject (const gp_Pnt &P) const
	Should return True if P outside of bounding vol. of the shape.
bool	PointInTheFace (const TopoDS_Face &F, gp_Pnt &P, double &u, double &vv, double &Param, int &Index) const
bool	PointInTheFace (const TopoDS_Face &F, gp_Pnt &P, double &u, double &vv, double &Param, int &Index, const occ::handle< BRepAdaptor_Surface > &surf, const double u1u1, const double v1v1, const double u2u2, const double v2v2) const
bool	PointInTheFace (const TopoDS_Face &F, gp_Pnt &P, double &u, double &vv, double &Param, int &Index, const occ::handle< BRepAdaptor_Surface > &surf, const double u1u1, const double v1v1, const double u2u2, const double v2v2, gp_Vec &theVecD1U, gp_Vec &theVecD1V) const
	<Index> gives point index to search from and returns point index of succeseful search
void	InitShell ()
	Starts an exploration of the shells.
bool	MoreShell () const
	Returns True if there is a current shell.
void	NextShell ()
	Sets the explorer to the next shell.
TopoDS_Shell	CurrentShell () const
	Returns the current shell.
virtual bool	RejectShell (const gp_Lin &L) const
	Returns True if the Shell is rejected.
void	InitFace ()
	Starts an exploration of the faces of the current shell.
bool	MoreFace () const
	Returns True if current face in current shell.
void	NextFace ()
	Sets the explorer to the next Face of the current shell.
TopoDS_Face	CurrentFace () const
	Returns the current face.
virtual bool	RejectFace (const gp_Lin &L) const
	returns True if the face is rejected.
int	Segment (const gp_Pnt &P, gp_Lin &L, double &Par)
	Returns in <L>, <Par> a segment having at least one intersection with the shape boundary to compute intersections.
int	OtherSegment (const gp_Pnt &P, gp_Lin &L, double &Par)
	Returns in <L>, <Par> a segment having at least one intersection with the shape boundary to compute intersections.
int	GetFaceSegmentIndex () const
	Returns the index of face for which last segment is calculated.
virtual void	DumpSegment (const gp_Pnt &P, const gp_Lin &L, const double Par, const TopAbs_State S) const
const TopoDS_Shape &	GetShape () const
IntCurvesFace_Intersector &	Intersector (const TopoDS_Face &F) const
const NCollection_UBTree< int, Bnd_Box > &	GetTree ()
	Return UB-tree instance which is used for edge / vertex checks.
const NCollection_IndexedMap< TopoDS_Shape, TopTools_ShapeMapHasher > &	GetMapEV ()
	Return edge/vertices map for current shape.
void	Destroy ()

Static Public Member Functions
static bool	FindAPointInTheFace (const TopoDS_Face &F, gp_Pnt &P, double &Param)
	compute a point P in the face F. Param is a Real in ]0,1[ and is used to initialise the algorithm. For different values , different points are returned.
static bool	FindAPointInTheFace (const TopoDS_Face &F, gp_Pnt &P, double &u, double &vv, double &Param)
static bool	FindAPointInTheFace (const TopoDS_Face &F, gp_Pnt &P, double &u, double &vv, double &Param, gp_Vec &theVecD1U, gp_Vec &theVecD1V)
static bool	FindAPointInTheFace (const TopoDS_Face &F, gp_Pnt &P, double &u, double &vv)
static bool	FindAPointInTheFace (const TopoDS_Face &F, gp_Pnt &P)
static bool	FindAPointInTheFace (const TopoDS_Face &F, double &u, double &vv)

Protected Member Functions
TopAbs_State	ClassifyUVPoint (const IntCurvesFace_Intersector &theIntersector, const occ::handle< BRepAdaptor_Surface > &theSurf, const gp_Pnt2d &theP2d) const

Detailed Description

Provide an exploration of a BRep Shape for the classification. Provide access to the special UB tree to obtain fast search.

Constructor & Destructor Documentation

BRepClass3d_SolidExplorer() [1/2]

BRepClass3d_SolidExplorer::BRepClass3d_SolidExplorer

(

)

BRepClass3d_SolidExplorer() [2/2]

BRepClass3d_SolidExplorer::BRepClass3d_SolidExplorer

(

const TopoDS_Shape &

S

)

~BRepClass3d_SolidExplorer()

virtual BRepClass3d_SolidExplorer::~BRepClass3d_SolidExplorer ( )

virtual

Member Function Documentation

ClassifyUVPoint()

TopAbs_State BRepClass3d_SolidExplorer::ClassifyUVPoint ( const IntCurvesFace_Intersector & theIntersector, const occ::handle< BRepAdaptor_Surface > & theSurf, const gp_Pnt2d & theP2d ) const

protected

CurrentFace()

TopoDS_Face BRepClass3d_SolidExplorer::CurrentFace

(

)

const

Returns the current face.

CurrentShell()

TopoDS_Shell BRepClass3d_SolidExplorer::CurrentShell

(

)

const

Returns the current shell.

Destroy()

void BRepClass3d_SolidExplorer::Destroy

(

)

DumpSegment()

virtual void BRepClass3d_SolidExplorer::DumpSegment ( const gp_Pnt & P, const gp_Lin & L, const double Par, const TopAbs_State S ) const

virtual

FindAPointInTheFace() [1/6]

bool BRepClass3d_SolidExplorer::FindAPointInTheFace ( const TopoDS_Face & F, double & u, double & v )

static

FindAPointInTheFace() [2/6]

bool BRepClass3d_SolidExplorer::FindAPointInTheFace ( const TopoDS_Face & F, gp_Pnt & P )

static

FindAPointInTheFace() [3/6]

bool BRepClass3d_SolidExplorer::FindAPointInTheFace ( const TopoDS_Face & F, gp_Pnt & P, double & Param )

static

compute a point P in the face F. Param is a Real in ]0,1[ and is used to initialise the algorithm. For different values , different points are returned.

FindAPointInTheFace() [4/6]

bool BRepClass3d_SolidExplorer::FindAPointInTheFace ( const TopoDS_Face & F, gp_Pnt & P, double & u, double & v )

static

FindAPointInTheFace() [5/6]

bool BRepClass3d_SolidExplorer::FindAPointInTheFace ( const TopoDS_Face & F, gp_Pnt & P, double & u, double & v, double & Param )

static

FindAPointInTheFace() [6/6]

bool BRepClass3d_SolidExplorer::FindAPointInTheFace ( const TopoDS_Face & F, gp_Pnt & P, double & u, double & v, double & Param, gp_Vec & theVecD1U, gp_Vec & theVecD1V )

static

GetFaceSegmentIndex()

int BRepClass3d_SolidExplorer::GetFaceSegmentIndex

(

)

const

Returns the index of face for which last segment is calculated.

GetMapEV()

const NCollection_IndexedMap< TopoDS_Shape, TopTools_ShapeMapHasher > & BRepClass3d_SolidExplorer::GetMapEV ( )

inline

Return edge/vertices map for current shape.

GetShape()

const TopoDS_Shape & BRepClass3d_SolidExplorer::GetShape

(

)

const

GetTree()

const NCollection_UBTree< int, Bnd_Box > & BRepClass3d_SolidExplorer::GetTree ( )

inline

Return UB-tree instance which is used for edge / vertex checks.

InitFace()

void BRepClass3d_SolidExplorer::InitFace

(

)

Starts an exploration of the faces of the current shell.

InitShape()

void BRepClass3d_SolidExplorer::InitShape

(

const TopoDS_Shape &

S

)

InitShell()

void BRepClass3d_SolidExplorer::InitShell

(

)

Starts an exploration of the shells.

Intersector()

IntCurvesFace_Intersector & BRepClass3d_SolidExplorer::Intersector

(

const TopoDS_Face &

F

)

const

MoreFace()

bool BRepClass3d_SolidExplorer::MoreFace

(

)

const

Returns True if current face in current shell.

MoreShell()

bool BRepClass3d_SolidExplorer::MoreShell

(

)

const

Returns True if there is a current shell.

NextFace()

void BRepClass3d_SolidExplorer::NextFace

(

)

Sets the explorer to the next Face of the current shell.

NextShell()

void BRepClass3d_SolidExplorer::NextShell

(

)

Sets the explorer to the next shell.

OtherSegment()

int BRepClass3d_SolidExplorer::OtherSegment	(	const gp_Pnt &	P,
		gp_Lin &	L,
		double &	Par )

Returns in <L>, <Par> a segment having at least one intersection with the shape boundary to compute intersections.

The First Call to this method returns a line which point to a point of the first face of the shape. The Second Call provide a line to the second face and so on.

PointInTheFace() [1/3]

bool BRepClass3d_SolidExplorer::PointInTheFace	(	const TopoDS_Face &	F,
		gp_Pnt &	P,
		double &	u,
		double &	v,
		double &	Param,
		int &	Index ) const

PointInTheFace() [2/3]

bool BRepClass3d_SolidExplorer::PointInTheFace	(	const TopoDS_Face &	F,
		gp_Pnt &	P,
		double &	u,
		double &	v,
		double &	Param,
		int &	Index,
		const occ::handle< BRepAdaptor_Surface > &	surf,
		const double	u1,
		const double	v1,
		const double	u2,
		const double	v2 ) const

PointInTheFace() [3/3]

bool BRepClass3d_SolidExplorer::PointInTheFace	(	const TopoDS_Face &	F,
		gp_Pnt &	P,
		double &	u,
		double &	v,
		double &	Param,
		int &	Index,
		const occ::handle< BRepAdaptor_Surface > &	surf,
		const double	u1,
		const double	v1,
		const double	u2,
		const double	v2,
		gp_Vec &	theVecD1U,
		gp_Vec &	theVecD1V ) const

<Index> gives point index to search from and returns point index of succeseful search

Reject()

virtual bool BRepClass3d_SolidExplorer::Reject ( const gp_Pnt & P ) const

virtual

Should return True if P outside of bounding vol. of the shape.

RejectFace()

virtual bool BRepClass3d_SolidExplorer::RejectFace ( const gp_Lin & L ) const

virtual

returns True if the face is rejected.

RejectShell()

virtual bool BRepClass3d_SolidExplorer::RejectShell ( const gp_Lin & L ) const

virtual

Returns True if the Shell is rejected.

Segment()

int BRepClass3d_SolidExplorer::Segment	(	const gp_Pnt &	P,
		gp_Lin &	L,
		double &	Par )

Returns in <L>, <Par> a segment having at least one intersection with the shape boundary to compute intersections.

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

• BRepClass3d_SolidExplorer.hxx