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Open CASCADE Technology
6.9.1
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This class implements methods for computing all the orthogonal projections of a point onto a surface. More...
#include <GeomAPI_ProjectPointOnSurf.hxx>
Public Member Functions | |
| GeomAPI_ProjectPointOnSurf () | |
| Creates an empty object. Use the Init function for further initialization. More... | |
| GeomAPI_ProjectPointOnSurf (const gp_Pnt &P, const Handle< Geom_Surface > &Surface, const Extrema_ExtAlgo Algo=Extrema_ExtAlgo_Grad) | |
| Create the projection of a point. More... | |
| GeomAPI_ProjectPointOnSurf (const gp_Pnt &P, const Handle< Geom_Surface > &Surface, const Standard_Real Tolerance, const Extrema_ExtAlgo Algo=Extrema_ExtAlgo_Grad) | |
| Create the projection of a point. More... | |
| 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, const Extrema_ExtAlgo Algo=Extrema_ExtAlgo_Grad) | |
| 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 Extrema_ExtAlgo Algo=Extrema_ExtAlgo_Grad) | |
| Init the projection of a point. More... | |
| void | Init (const gp_Pnt &P, const Handle< Geom_Surface > &Surface, const Standard_Real Tolerance, const Extrema_ExtAlgo Algo=Extrema_ExtAlgo_Grad) |
| void | Init (const gp_Pnt &P, const Handle< Geom_Surface > &Surface, const Extrema_ExtAlgo Algo=Extrema_ExtAlgo_Grad) |
| Init the projection of a point. More... | |
| 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, const Extrema_ExtAlgo Algo=Extrema_ExtAlgo_Grad) |
| 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 Extrema_ExtAlgo Algo=Extrema_ExtAlgo_Grad) |
| 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. More... | |
| 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, const Extrema_ExtAlgo Algo=Extrema_ExtAlgo_Grad) |
| void | Init (const Handle< Geom_Surface > &Surface, const Quantity_Parameter Umin, const Quantity_Parameter Usup, const Quantity_Parameter Vmin, const Quantity_Parameter Vsup, const Extrema_ExtAlgo Algo=Extrema_ExtAlgo_Grad) |
| void | Perform (const gp_Pnt &P) |
| Performs the projection of a point on the current surface. More... | |
| Standard_Boolean | IsDone () const |
| Standard_Integer | NbPoints () const |
| Returns the number of computed orthogonal projection points. Note: if projection fails, NbPoints returns 0. More... | |
| 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. More... | |
| 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. More... | |
| 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. More... | |
| gp_Pnt | NearestPoint () const |
| Returns the nearest orthogonal projection of the point on the surface. Exceptions StdFail_NotDone if projection fails. More... | |
| 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. More... | |
| Quantity_Length | LowerDistance () const |
| Computes the distance between the point and its nearest orthogonal projection on the surface. Exceptions StdFail_NotDone if projection fails. More... | |
| operator Standard_Real () const | |
| const Extrema_ExtPS & | Extrema () const |
| return the algorithmic object from Extrema More... | |
This class implements methods for computing all the orthogonal projections of a point onto a surface.
| GeomAPI_ProjectPointOnSurf::GeomAPI_ProjectPointOnSurf | ( | ) |
Creates an empty object. Use the Init function for further initialization.
| GeomAPI_ProjectPointOnSurf::GeomAPI_ProjectPointOnSurf | ( | const gp_Pnt & | P, |
| const Handle< Geom_Surface > & | Surface, | ||
| const Extrema_ExtAlgo | Algo = Extrema_ExtAlgo_Grad |
||
| ) |
Create the projection of a point.
on a surface <Surface>
| GeomAPI_ProjectPointOnSurf::GeomAPI_ProjectPointOnSurf | ( | const gp_Pnt & | P, |
| const Handle< Geom_Surface > & | Surface, | ||
| const Standard_Real | Tolerance, | ||
| const Extrema_ExtAlgo | Algo = Extrema_ExtAlgo_Grad |
||
| ) |
Create the projection of a point.
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, | ||
| const Extrema_ExtAlgo | Algo = Extrema_ExtAlgo_Grad |
||
| ) |
| 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 Extrema_ExtAlgo | Algo = Extrema_ExtAlgo_Grad |
||
| ) |
Init the projection of a point.
on a surface <Surface>
| Quantity_Length GeomAPI_ProjectPointOnSurf::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.
| const Extrema_ExtPS& GeomAPI_ProjectPointOnSurf::Extrema | ( | ) | const |
return the algorithmic object from Extrema
| void GeomAPI_ProjectPointOnSurf::Init | ( | const gp_Pnt & | P, |
| const Handle< Geom_Surface > & | Surface, | ||
| const Standard_Real | Tolerance, | ||
| const Extrema_ExtAlgo | Algo = Extrema_ExtAlgo_Grad |
||
| ) |
| void GeomAPI_ProjectPointOnSurf::Init | ( | const gp_Pnt & | P, |
| const Handle< Geom_Surface > & | Surface, | ||
| const Extrema_ExtAlgo | Algo = Extrema_ExtAlgo_Grad |
||
| ) |
Init the projection of a point.
on a surface <Surface>. The solution are computed in the domain [Umin,Usup] [Vmin,Vsup] of the surface.
| 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, | ||
| const Extrema_ExtAlgo | Algo = Extrema_ExtAlgo_Grad |
||
| ) |
| 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 Extrema_ExtAlgo | Algo = Extrema_ExtAlgo_Grad |
||
| ) |
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 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, | ||
| const Extrema_ExtAlgo | Algo = Extrema_ExtAlgo_Grad |
||
| ) |
| 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 Extrema_ExtAlgo | Algo = Extrema_ExtAlgo_Grad |
||
| ) |
| Standard_Boolean GeomAPI_ProjectPointOnSurf::IsDone | ( | ) | const |
| Quantity_Length GeomAPI_ProjectPointOnSurf::LowerDistance | ( | ) | const |
Computes the distance between the point and its nearest orthogonal projection on the surface. Exceptions StdFail_NotDone if projection fails.
| void GeomAPI_ProjectPointOnSurf::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.
| Standard_Integer GeomAPI_ProjectPointOnSurf::NbPoints | ( | ) | const |
Returns the number of computed orthogonal projection points. Note: if projection fails, NbPoints returns 0.
| gp_Pnt GeomAPI_ProjectPointOnSurf::NearestPoint | ( | ) | const |
Returns the nearest orthogonal projection of the point on the surface. Exceptions StdFail_NotDone if projection fails.
| GeomAPI_ProjectPointOnSurf::operator gp_Pnt | ( | ) | const |
| 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 |
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.
| void GeomAPI_ProjectPointOnSurf::Perform | ( | const gp_Pnt & | P | ) |
Performs the projection of a point on the current surface.
| gp_Pnt GeomAPI_ProjectPointOnSurf::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.
1.8.10