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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 _HLRBRep_Curve_HeaderFile
#define _HLRBRep_Curve_HeaderFile
#include <Standard.hxx>
#include <Standard_DefineAlloc.hxx>
#include <Standard_Macro.hxx>
#include <BRepAdaptor_Curve.hxx>
#include <GeomAbs_CurveType.hxx>
#include <Standard_Address.hxx>
#include <Standard_Real.hxx>
#include <gp_Pnt.hxx>
#include <Standard_Boolean.hxx>
#include <GeomAbs_Shape.hxx>
#include <Standard_Integer.hxx>
#include <gp_Pnt2d.hxx>
#include <Handle_Geom_BSplineCurve.hxx>
class Standard_NoSuchObject;
class Standard_DomainError;
class Standard_OutOfRange;
class StdFail_UndefinedDerivative;
class BRepAdaptor_Curve;
class TopoDS_Edge;
class gp_Pnt;
class gp_Vec;
class gp_Pnt2d;
class gp_Dir2d;
class TColStd_Array1OfReal;
class gp_Vec2d;
class gp_Lin2d;
class gp_Circ2d;
class gp_Elips2d;
class gp_Hypr2d;
class gp_Parab2d;
class TColgp_Array1OfPnt2d;
class Geom_BSplineCurve;
class TColStd_Array1OfInteger;
//! Defines a 2d curve by projection of a 3D curve on
//! a plane with an optional perspective
//! transformation.
class HLRBRep_Curve
{
public:
DEFINE_STANDARD_ALLOC
//! Creates an undefined Curve.
Standard_EXPORT HLRBRep_Curve();
void Projector (const Standard_Address Proj) ;
//! Returns the 3D curve.
BRepAdaptor_Curve& Curve() ;
//! Sets the 3D curve to be projected.
Standard_EXPORT void Curve (const TopoDS_Edge& E) ;
//! Returns the 3D curve.
const BRepAdaptor_Curve& GetCurve() const;
//! Returns the parameter on the 2d curve from the
//! parameter on the 3d curve.
Standard_EXPORT Standard_Real Parameter2d (const Standard_Real P3d) const;
//! Returns the parameter on the 3d curve from the
//! parameter on the 2d curve.
Standard_EXPORT Standard_Real Parameter3d (const Standard_Real P2d) const;
//! Update the minmax and the internal data
Standard_EXPORT Standard_Real Update (const Standard_Address TotMin, const Standard_Address TotMax) ;
//! Update the minmax returns tol for enlarge;
Standard_EXPORT Standard_Real UpdateMinMax (const Standard_Address TotMin, const Standard_Address TotMax) ;
//! Computes the Z coordinate of the point of
//! parameter U on the curve in the viewing coordinate system
Standard_EXPORT Standard_Real Z (const Standard_Real U) const;
//! Computes the 3D point of parameter U on the
//! curve.
gp_Pnt Value3D (const Standard_Real U) const;
//! Computes the 3D point of parameter U on the
//! curve.
void D0 (const Standard_Real U, gp_Pnt& P) const;
//! Computes the point of parameter U on the curve
//! with its first derivative.
void D1 (const Standard_Real U, gp_Pnt& P, gp_Vec& V) const;
//! Depending on <AtStart> computes the 2D point and
//! tangent on the curve at sart (or at end). If the first
//! derivative is null look after at start (or before at end)
//! with the second derivative.
Standard_EXPORT void Tangent (const Standard_Boolean AtStart, gp_Pnt2d& P, gp_Dir2d& D) const;
Standard_Real FirstParameter() const;
Standard_Real LastParameter() const;
GeomAbs_Shape Continuity() const;
//! If necessary, breaks the curve in intervals of
//! continuity <S>. And returns the number of
//! intervals.
Standard_Integer NbIntervals (const GeomAbs_Shape S) const;
//! Stores in <T> the parameters bounding the intervals
//! of continuity <S>.
//!
//! The array must provide enough room to accomodate
//! for the parameters. i.e. T.Length() > NbIntervals()
void Intervals (TColStd_Array1OfReal& T, const GeomAbs_Shape S) const;
Standard_Boolean IsClosed() const;
Standard_Boolean IsPeriodic() const;
Standard_Real Period() const;
//! Computes the point of parameter U on the curve.
gp_Pnt2d Value (const Standard_Real U) const;
//! Computes the point of parameter U on the curve.
Standard_EXPORT void D0 (const Standard_Real U, gp_Pnt2d& P) const;
//! Computes the point of parameter U on the curve
//! with its first derivative.
//! Raised if the continuity of the current interval
//! is not C1.
Standard_EXPORT void D1 (const Standard_Real U, gp_Pnt2d& P, gp_Vec2d& V) const;
//! Raised if the continuity of the current interval
//! is not C2.
Standard_EXPORT void D2 (const Standard_Real U, gp_Pnt2d& P, gp_Vec2d& V1, gp_Vec2d& V2) const;
//! Returns the point P of parameter U, the first, the second
//! and the third derivative.
//! Raised if the continuity of the current interval
//! is not C3.
Standard_EXPORT void D3 (const Standard_Real U, gp_Pnt2d& P, gp_Vec2d& V1, gp_Vec2d& V2, gp_Vec2d& V3) const;
//! The returned vector gives the value of the derivative for the
//! order of derivation N.
//! Raised if the continuity of the current interval
//! is not CN.
//! Raised if N < 1.
Standard_EXPORT gp_Vec2d DN (const Standard_Real U, const Standard_Integer N) const;
//! Returns the parametric resolution corresponding
//! to the real space resolution <R3d>.
Standard_Real Resolution (const Standard_Real R3d) const;
//! Returns the type of the curve in the current
//! interval : Line, Circle, Ellipse, Hyperbola,
//! Parabola, BezierCurve, BSplineCurve, OtherCurve.
GeomAbs_CurveType GetType() const;
Standard_EXPORT gp_Lin2d Line() const;
Standard_EXPORT gp_Circ2d Circle() const;
Standard_EXPORT gp_Elips2d Ellipse() const;
Standard_EXPORT gp_Hypr2d Hyperbola() const;
Standard_EXPORT gp_Parab2d Parabola() const;
Standard_Boolean IsRational() const;
Standard_Integer Degree() const;
Standard_Integer NbPoles() const;
Standard_EXPORT void Poles (TColgp_Array1OfPnt2d& TP) const;
Standard_EXPORT void Poles (const Handle(Geom_BSplineCurve)& aCurve, TColgp_Array1OfPnt2d& TP) const;
Standard_EXPORT void PolesAndWeights (TColgp_Array1OfPnt2d& TP, TColStd_Array1OfReal& TW) const;
Standard_EXPORT void PolesAndWeights (const Handle(Geom_BSplineCurve)& aCurve, TColgp_Array1OfPnt2d& TP, TColStd_Array1OfReal& TW) const;
Standard_Integer NbKnots() const;
Standard_EXPORT void Knots (TColStd_Array1OfReal& kn) const;
Standard_EXPORT void Multiplicities (TColStd_Array1OfInteger& mu) const;
protected:
private:
BRepAdaptor_Curve myCurve;
GeomAbs_CurveType myType;
Standard_Address myProj;
Standard_Real myOX;
Standard_Real myOZ;
Standard_Real myVX;
Standard_Real myVZ;
Standard_Real myOF;
};
#include <HLRBRep_Curve.lxx>
#endif // _HLRBRep_Curve_HeaderFile
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