GeomAPI_ProjectPointOnSurf Class Reference

This class implements methods for computing all the orthogonal
projections of a point onto a surface.

#include <GeomAPI_ProjectPointOnSurf.hxx>

Public Member Functions
void *	operator new (size_t, void *anAddress)
void *	operator new (size_t size)
void	operator delete (void *anAddress)
	GeomAPI_ProjectPointOnSurf ()
	Creates an empty object. Use the Init function for further initialization.
	GeomAPI_ProjectPointOnSurf (const gp_Pnt &P, const Handle< Geom_Surface > &Surface)
	Create the projection of a point.
	GeomAPI_ProjectPointOnSurf (const gp_Pnt &P, const Handle< Geom_Surface > &Surface, const Standard_Real Tolerance)
	Create the projection of a point.
	GeomAPI_ProjectPointOnSurf (const gp_Pnt &P, const Handle< Geom_Surface > &Surface, const Quantity_Parameter Umin, const Quantity_Parameter Usup, const Quantity_Parameter Vmin, const Quantity_Parameter Vsup, const Standard_Real Tolerance)
	GeomAPI_ProjectPointOnSurf (const gp_Pnt &P, const Handle< Geom_Surface > &Surface, const Quantity_Parameter Umin, const Quantity_Parameter Usup, const Quantity_Parameter Vmin, const Quantity_Parameter Vsup)
	Init the projection of a point.
void	Init (const gp_Pnt &P, const Handle< Geom_Surface > &Surface, const Standard_Real Tolerance)
void	Init (const gp_Pnt &P, const Handle< Geom_Surface > &Surface)
	Init the projection of a point.
void	Init (const gp_Pnt &P, const Handle< Geom_Surface > &Surface, const Quantity_Parameter Umin, const Quantity_Parameter Usup, const Quantity_Parameter Vmin, const Quantity_Parameter Vsup, const Standard_Real Tolerance)
void	Init (const gp_Pnt &P, const Handle< Geom_Surface > &Surface, const Quantity_Parameter Umin, const Quantity_Parameter Usup, const Quantity_Parameter Vmin, const Quantity_Parameter Vsup)
	Init the projection for many points on a surface <Surface>. The solutions will be computed in the domain [Umin,Usup] [Vmin,Vsup] of the surface.
void	Init (const Handle< Geom_Surface > &Surface, const Quantity_Parameter Umin, const Quantity_Parameter Usup, const Quantity_Parameter Vmin, const Quantity_Parameter Vsup, const Standard_Real Tolerance)
void	Init (const Handle< Geom_Surface > &Surface, const Quantity_Parameter Umin, const Quantity_Parameter Usup, const Quantity_Parameter Vmin, const Quantity_Parameter Vsup)
void	Perform (const gp_Pnt &P)
	Performs the projection of a point on the current surface.
Standard_Boolean	IsDone () const
Standard_Integer	NbPoints () const
	Returns the number of computed orthogonal projection points. Note: if projection fails, NbPoints returns 0.
	operator Standard_Integer () const
gp_Pnt	Point (const Standard_Integer Index) const
	Returns the orthogonal projection on the surface. Index is a number of a computed point. Exceptions Standard_OutOfRange if Index is not in the range [ 1,NbPoints ], where NbPoints is the number of solution points.
void	Parameters (const Standard_Integer Index, Quantity_Parameter &U, Quantity_Parameter &V) const
	Returns the parameters (U,V) on the surface of the orthogonal projection. Index is a number of a computed point. Exceptions Standard_OutOfRange if Index is not in the range [ 1,NbPoints ], where NbPoints is the number of solution points.
Quantity_Length	Distance (const Standard_Integer Index) const
	Computes the distance between the point and its orthogonal projection on the surface. Index is a number of a computed point. Exceptions Standard_OutOfRange if Index is not in the range [ 1,NbPoints ], where NbPoints is the number of solution points.
gp_Pnt	NearestPoint () const
	Returns the nearest orthogonal projection of the point on the surface. Exceptions StdFail_NotDone if projection fails.
	operator gp_Pnt () const
void	LowerDistanceParameters (Quantity_Parameter &U, Quantity_Parameter &V) const
	Returns the parameters (U,V) on the surface of the nearest computed orthogonal projection of the point. Exceptions StdFail_NotDone if projection fails.
Quantity_Length	LowerDistance () const
	Computes the distance between the point and its nearest orthogonal projection on the surface. Exceptions StdFail_NotDone if projection fails.
	operator Standard_Real () const
const Extrema_ExtPS &	Extrema () const
	return the algorithmic object from Extrema

---

Constructor & Destructor Documentation

GeomAPI_ProjectPointOnSurf::GeomAPI_ProjectPointOnSurf

(

)

GeomAPI_ProjectPointOnSurf::GeomAPI_ProjectPointOnSurf	(	const gp_Pnt &	P,
		const Handle< Geom_Surface > &	Surface
	)

on a surface
<Surface>

GeomAPI_ProjectPointOnSurf::GeomAPI_ProjectPointOnSurf	(	const gp_Pnt &	P,
		const Handle< Geom_Surface > &	Surface,
		const Standard_Real	Tolerance
	)

on a surface
<Surface>
//! Create the projection of a point

on a surface
<Surface>. The solution are computed in the domain
[Umin,Usup] [Vmin,Vsup] of the surface.

GeomAPI_ProjectPointOnSurf::GeomAPI_ProjectPointOnSurf	(	const gp_Pnt &	P,
		const Handle< Geom_Surface > &	Surface,
		const Quantity_Parameter	Umin,
		const Quantity_Parameter	Usup,
		const Quantity_Parameter	Vmin,
		const Quantity_Parameter	Vsup,
		const Standard_Real	Tolerance
	)

GeomAPI_ProjectPointOnSurf::GeomAPI_ProjectPointOnSurf	(	const gp_Pnt &	P,
		const Handle< Geom_Surface > &	Surface,
		const Quantity_Parameter	Umin,
		const Quantity_Parameter	Usup,
		const Quantity_Parameter	Vmin,
		const Quantity_Parameter	Vsup
	)

on a surface
<Surface>

---

Member Function Documentation

Quantity_Length GeomAPI_ProjectPointOnSurf::Distance

(

const Standard_Integer

Index

)

const

const Extrema_ExtPS& GeomAPI_ProjectPointOnSurf::Extrema

(

)

const

void GeomAPI_ProjectPointOnSurf::Init	(	const gp_Pnt &	P,
		const Handle< Geom_Surface > &	Surface
	)

on a surface
<Surface>. The solution are computed in the domain
[Umin,Usup] [Vmin,Vsup] of the surface.

void GeomAPI_ProjectPointOnSurf::Init	(	const Handle< Geom_Surface > &	Surface,
		const Quantity_Parameter	Umin,
		const Quantity_Parameter	Usup,
		const Quantity_Parameter	Vmin,
		const Quantity_Parameter	Vsup,
		const Standard_Real	Tolerance
	)

void GeomAPI_ProjectPointOnSurf::Init	(	const Handle< Geom_Surface > &	Surface,
		const Quantity_Parameter	Umin,
		const Quantity_Parameter	Usup,
		const Quantity_Parameter	Vmin,
		const Quantity_Parameter	Vsup
	)

void GeomAPI_ProjectPointOnSurf::Init	(	const gp_Pnt &	P,
		const Handle< Geom_Surface > &	Surface,
		const Standard_Real	Tolerance
	)

void GeomAPI_ProjectPointOnSurf::Init	(	const gp_Pnt &	P,
		const Handle< Geom_Surface > &	Surface,
		const Quantity_Parameter	Umin,
		const Quantity_Parameter	Usup,
		const Quantity_Parameter	Vmin,
		const Quantity_Parameter	Vsup,
		const Standard_Real	Tolerance
	)

void GeomAPI_ProjectPointOnSurf::Init	(	const gp_Pnt &	P,
		const Handle< Geom_Surface > &	Surface,
		const Quantity_Parameter	Umin,
		const Quantity_Parameter	Usup,
		const Quantity_Parameter	Vmin,
		const Quantity_Parameter	Vsup
	)

Standard_Boolean GeomAPI_ProjectPointOnSurf::IsDone

(

)

const

Quantity_Length GeomAPI_ProjectPointOnSurf::LowerDistance

(

)

const

void GeomAPI_ProjectPointOnSurf::LowerDistanceParameters	(	Quantity_Parameter &	U,
		Quantity_Parameter &	V
	)		const

Standard_Integer GeomAPI_ProjectPointOnSurf::NbPoints

(

)

const

gp_Pnt GeomAPI_ProjectPointOnSurf::NearestPoint

(

)

const

void GeomAPI_ProjectPointOnSurf::operator delete

(

void *

anAddress

)

[inline]

GeomAPI_ProjectPointOnSurf::operator gp_Pnt

(

)

const

void* GeomAPI_ProjectPointOnSurf::operator new

(

size_t

size

)

[inline]

void* GeomAPI_ProjectPointOnSurf::operator new	(	size_t	,
		void *	anAddress
	)		[inline]

GeomAPI_ProjectPointOnSurf::operator Standard_Integer

(

)

const

GeomAPI_ProjectPointOnSurf::operator Standard_Real

(

)

const

void GeomAPI_ProjectPointOnSurf::Parameters	(	const Standard_Integer	Index,
		Quantity_Parameter &	U,
		Quantity_Parameter &	V
	)		const

void GeomAPI_ProjectPointOnSurf::Perform

(

const gp_Pnt &

P

)

gp_Pnt GeomAPI_ProjectPointOnSurf::Point

(

const Standard_Integer

Index

)

const

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

• GeomAPI_ProjectPointOnSurf.hxx