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// 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 _BRepBlend_AppFuncRoot_HeaderFile
#define _BRepBlend_AppFuncRoot_HeaderFile
#ifndef _Standard_HeaderFile
#include <Standard.hxx>
#endif
#ifndef _Standard_DefineHandle_HeaderFile
#include <Standard_DefineHandle.hxx>
#endif
#ifndef _Handle_BRepBlend_AppFuncRoot_HeaderFile
#include <Handle_BRepBlend_AppFuncRoot.hxx>
#endif
#ifndef _Handle_BRepBlend_Line_HeaderFile
#include <Handle_BRepBlend_Line.hxx>
#endif
#ifndef _Standard_Address_HeaderFile
#include <Standard_Address.hxx>
#endif
#ifndef _Standard_Integer_HeaderFile
#include <Standard_Integer.hxx>
#endif
#ifndef _math_Vector_HeaderFile
#include <math_Vector.hxx>
#endif
#ifndef _Blend_Point_HeaderFile
#include <Blend_Point.hxx>
#endif
#ifndef _gp_Pnt_HeaderFile
#include <gp_Pnt.hxx>
#endif
#ifndef _Approx_SweepFunction_HeaderFile
#include <Approx_SweepFunction.hxx>
#endif
#ifndef _Standard_Real_HeaderFile
#include <Standard_Real.hxx>
#endif
#ifndef _Standard_Boolean_HeaderFile
#include <Standard_Boolean.hxx>
#endif
#ifndef _GeomAbs_Shape_HeaderFile
#include <GeomAbs_Shape.hxx>
#endif
class BRepBlend_Line;
class Standard_OutOfRange;
class Blend_AppFunction;
class TColgp_Array1OfPnt;
class TColgp_Array1OfPnt2d;
class TColStd_Array1OfReal;
class TColgp_Array1OfVec;
class TColgp_Array1OfVec2d;
class TColStd_Array1OfInteger;
class gp_Pnt;
class Blend_Point;
class math_Vector;
//! Function to approximate by AppSurface <br>
class BRepBlend_AppFuncRoot : public Approx_SweepFunction {
public:
//! compute the section for v = param <br>
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) ;
//! compute the first derivative in v direction of the <br>
//! section for v = param <br>
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 <br>
//! section for v = param <br>
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. <br>
Standard_EXPORT virtual Standard_Integer Nb2dCurves() const;
//! get the format of an section <br>
Standard_EXPORT virtual void SectionShape(Standard_Integer& NbPoles,Standard_Integer& NbKnots,Standard_Integer& Degree) const;
//! get the Knots of the section <br>
Standard_EXPORT virtual void Knots(TColStd_Array1OfReal& TKnots) const;
//! get the Multplicities of the section <br>
Standard_EXPORT virtual void Mults(TColStd_Array1OfInteger& TMults) const;
//! Returns if the section is rationnal or not <br>
Standard_EXPORT virtual Standard_Boolean IsRational() const;
//! Returns the number of intervals for continuity <br>
//! <S>. May be one if Continuity(me) >= <S> <br>
Standard_EXPORT virtual Standard_Integer NbIntervals(const GeomAbs_Shape S) const;
//! Stores in <T> the parameters bounding the intervals <br>
//! of continuity <S>. <br>
//! <br>
//! The array must provide enough room to accomodate <br>
//! for the parameters. i.e. T.Length() > NbIntervals() <br>
Standard_EXPORT virtual void Intervals(TColStd_Array1OfReal& T,const GeomAbs_Shape S) const;
//! Sets the bounds of the parametric interval on <br>
//! the fonction <br>
//! This determines the derivatives in these values if the <br>
//! function is not Cn. <br>
Standard_EXPORT virtual void SetInterval(const Standard_Real First,const Standard_Real Last) ;
//! Returns the resolutions in the sub-space 2d <Index> -- <br>
//! This information is usfull to find an good tolerance in <br>
//! 2d approximation <br>
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 <br>
//! to respecte <br>
//! BoundTol error at the Boundary <br>
//! AngleTol tangent error at the Boundary (in radian) <br>
//! SurfTol error inside the surface. <br>
Standard_EXPORT virtual void GetTolerance(const Standard_Real BoundTol,const Standard_Real SurfTol,const Standard_Real AngleTol,TColStd_Array1OfReal& Tol3d) const;
//! Is usfull, if (me) have to be run numerical <br>
//! algorithme to perform D0, D1 or D2 <br>
Standard_EXPORT virtual void SetTolerance(const Standard_Real Tol3d,const Standard_Real Tol2d) ;
//! Get the barycentre of Surface. An very poor <br>
//! estimation is sufficent. This information is usefull <br>
//! to perform well conditionned rational approximation. <br>
Standard_EXPORT virtual gp_Pnt BarycentreOfSurf() const;
//! Returns the length of the maximum section. This <br>
//! information is usefull to perform well conditionned rational <br>
//! approximation. <br>
Standard_EXPORT virtual Standard_Real MaximalSection() const;
//! Compute the minimal value of weight for each poles <br>
//! of all sections. This information is usefull to <br>
//! perform well conditionned rational approximation. <br>
Standard_EXPORT virtual void GetMinimalWeight(TColStd_Array1OfReal& Weigths) const;
Standard_EXPORT virtual void Point(const Blend_AppFunction& Func,const Standard_Real Param,const math_Vector& Sol,Blend_Point& Pnt) const = 0;
Standard_EXPORT virtual void Vec(math_Vector& Sol,const Blend_Point& Pnt) const = 0;
DEFINE_STANDARD_RTTI(BRepBlend_AppFuncRoot)
protected:
Standard_EXPORT BRepBlend_AppFuncRoot(Handle(BRepBlend_Line)& Line,Blend_AppFunction& Func,const Standard_Real Tol3d,const Standard_Real Tol2d);
private:
Standard_EXPORT Standard_Boolean SearchPoint(Blend_AppFunction& Func,const Standard_Real Param,Blend_Point& Pnt) ;
Standard_EXPORT Standard_Boolean SearchLocation(const Standard_Real Param,const Standard_Integer FirstIndex,const Standard_Integer LastIndex,Standard_Integer& ParamIndex) const;
Handle_BRepBlend_Line myLine;
Standard_Address myFunc;
Standard_Integer mydimension;
math_Vector myTolerance;
Blend_Point myPnt;
gp_Pnt myBary;
math_Vector X1;
math_Vector X2;
math_Vector XInit;
math_Vector Sol;
};
// other Inline functions and methods (like "C++: function call" methods)
#endif
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