// This file is generated by WOK (CPPExt). // Please do not edit this file; modify original file instead. // The copyright and license terms as defined for the original file apply to // this header file considered to be the "object code" form of the original source. #ifndef _Approx_SweepFunction_HeaderFile #define _Approx_SweepFunction_HeaderFile #ifndef _Standard_HeaderFile #include #endif #ifndef _Standard_DefineHandle_HeaderFile #include #endif #ifndef _Handle_Approx_SweepFunction_HeaderFile #include #endif #ifndef _MMgt_TShared_HeaderFile #include #endif #ifndef _Standard_Boolean_HeaderFile #include #endif #ifndef _Standard_Real_HeaderFile #include #endif #ifndef _Standard_Integer_HeaderFile #include #endif #ifndef _GeomAbs_Shape_HeaderFile #include #endif class Standard_NotImplemented; class Standard_OutOfRange; class TColgp_Array1OfPnt; class TColgp_Array1OfPnt2d; class TColStd_Array1OfReal; class TColgp_Array1OfVec; class TColgp_Array1OfVec2d; class TColStd_Array1OfInteger; class gp_Pnt; //! defined the function used by SweepApproximation to
//! perform sweeping application.
class Approx_SweepFunction : public MMgt_TShared { public: //! compute the section for v = param
Standard_EXPORT virtual Standard_Boolean D0(const Standard_Real Param,const Standard_Real First,const Standard_Real Last,TColgp_Array1OfPnt& Poles,TColgp_Array1OfPnt2d& Poles2d,TColStd_Array1OfReal& Weigths) = 0; //! compute the first derivative in v direction of the
//! section for v = param
//! Warning : It used only for C1 or C2 aproximation
Standard_EXPORT virtual Standard_Boolean D1(const Standard_Real Param,const Standard_Real First,const Standard_Real Last,TColgp_Array1OfPnt& Poles,TColgp_Array1OfVec& DPoles,TColgp_Array1OfPnt2d& Poles2d,TColgp_Array1OfVec2d& DPoles2d,TColStd_Array1OfReal& Weigths,TColStd_Array1OfReal& DWeigths) ; //! compute the second derivative in v direction of the
//! section for v = param
//! Warning : It used only for C2 aproximation
Standard_EXPORT virtual Standard_Boolean D2(const Standard_Real Param,const Standard_Real First,const Standard_Real Last,TColgp_Array1OfPnt& Poles,TColgp_Array1OfVec& DPoles,TColgp_Array1OfVec& D2Poles,TColgp_Array1OfPnt2d& Poles2d,TColgp_Array1OfVec2d& DPoles2d,TColgp_Array1OfVec2d& D2Poles2d,TColStd_Array1OfReal& Weigths,TColStd_Array1OfReal& DWeigths,TColStd_Array1OfReal& D2Weigths) ; //! get the number of 2d curves to approximate.
Standard_EXPORT virtual Standard_Integer Nb2dCurves() const = 0; //! get the format of an section
Standard_EXPORT virtual void SectionShape(Standard_Integer& NbPoles,Standard_Integer& NbKnots,Standard_Integer& Degree) const = 0; //! get the Knots of the section
Standard_EXPORT virtual void Knots(TColStd_Array1OfReal& TKnots) const = 0; //! get the Multplicities of the section
Standard_EXPORT virtual void Mults(TColStd_Array1OfInteger& TMults) const = 0; //! Returns if the sections are rationnal or not
Standard_EXPORT virtual Standard_Boolean IsRational() const = 0; //! Returns the number of intervals for continuity
//! .
//! May be one if Continuity(me) >=
Standard_EXPORT virtual Standard_Integer NbIntervals(const GeomAbs_Shape S) const = 0; //! Stores in the parameters bounding the intervals
//! of continuity .
//!
//! The array must provide enough room to accomodate
//! for the parameters. i.e. T.Length() > NbIntervals()
Standard_EXPORT virtual void Intervals(TColStd_Array1OfReal& T,const GeomAbs_Shape S) const = 0; //! Sets the bounds of the parametric interval on
//! the fonction
//! This determines the derivatives in these values if the
//! function is not Cn.
Standard_EXPORT virtual void SetInterval(const Standard_Real First,const Standard_Real Last) = 0; //! Returns the resolutions in the sub-space 2d
//! This information is usfull to find an good tolerance in
//! 2d approximation.
Standard_EXPORT virtual void Resolution(const Standard_Integer Index,const Standard_Real Tol,Standard_Real& TolU,Standard_Real& TolV) const; //! Returns the tolerance to reach in approximation
//! to satisfy.
//! BoundTol error at the Boundary
//! AngleTol tangent error at the Boundary (in radian)
//! SurfTol error inside the surface.
Standard_EXPORT virtual void GetTolerance(const Standard_Real BoundTol,const Standard_Real SurfTol,const Standard_Real AngleTol,TColStd_Array1OfReal& Tol3d) const = 0; //! Is usefull, if (me) have to run numerical
//! algorithm to perform D0, D1 or D2
Standard_EXPORT virtual void SetTolerance(const Standard_Real Tol3d,const Standard_Real Tol2d) = 0; //! Get the barycentre of Surface.
//! An very poor estimation is sufficent.
//! This information is usefull to perform well
//! conditioned rational approximation.
//! Warning: Used only if IsRational
Standard_EXPORT virtual gp_Pnt BarycentreOfSurf() const; //! Returns the length of the greater section. This
//! information is usefull to G1's control.
//! Warning: With an little value, approximation can be slower.
Standard_EXPORT virtual Standard_Real MaximalSection() const; //! Compute the minimal value of weight for each poles
//! in all sections.
//! This information is usefull to control error
//! in rational approximation.
//! Warning: Used only if IsRational
Standard_EXPORT virtual void GetMinimalWeight(TColStd_Array1OfReal& Weigths) const; DEFINE_STANDARD_RTTI(Approx_SweepFunction) protected: private: }; // other Inline functions and methods (like "C++: function call" methods) #endif