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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 _TopTrans_CurveTransition_HeaderFile
#define _TopTrans_CurveTransition_HeaderFile
#ifndef _Standard_HeaderFile
#include <Standard.hxx>
#endif
#ifndef _Standard_Macro_HeaderFile
#include <Standard_Macro.hxx>
#endif
#ifndef _gp_Dir_HeaderFile
#include <gp_Dir.hxx>
#endif
#ifndef _Standard_Real_HeaderFile
#include <Standard_Real.hxx>
#endif
#ifndef _Standard_Boolean_HeaderFile
#include <Standard_Boolean.hxx>
#endif
#ifndef _TopAbs_Orientation_HeaderFile
#include <TopAbs_Orientation.hxx>
#endif
#ifndef _TopAbs_State_HeaderFile
#include <TopAbs_State.hxx>
#endif
#ifndef _Standard_Integer_HeaderFile
#include <Standard_Integer.hxx>
#endif
class gp_Dir;
//! This algorithm is used to compute the transition <br>
//! of a Curve intersecting a curvilinear boundary. <br>
//! <br>
//! The geometric elements are described locally at <br>
//! the intersection point by a second order <br>
//! development. <br>
//! <br>
//! The curve is described by the intersection point, <br>
//! the tangent vector and the curvature. <br>
//! <br>
//! The boundary is described by a set of curve <br>
//! elements, a curve element is either : <br>
//! <br>
//! - A curve. <br>
//! <br>
//! - A curve and an orientation called a half-curve, <br>
//! the boundary of the curve is before or after the <br>
//! intersection point depending on the orientation. <br>
//! <br>
class TopTrans_CurveTransition {
public:
void* operator new(size_t,void* anAddress)
{
return anAddress;
}
void* operator new(size_t size)
{
return Standard::Allocate(size);
}
void operator delete(void *anAddress)
{
if (anAddress) Standard::Free((Standard_Address&)anAddress);
}
//! Create an empty Curve Transition. <br>
Standard_EXPORT TopTrans_CurveTransition();
//! Initialize a Transition with the local description <br>
//! of a Curve. <br>
Standard_EXPORT void Reset(const gp_Dir& Tgt,const gp_Dir& Norm,const Standard_Real Curv) ;
//! Initialize a Transition with the local description <br>
//! of a straigth line. <br>
Standard_EXPORT void Reset(const gp_Dir& Tgt) ;
//! Add a curve element to the boundary. If Or is <br>
//! REVERSED the curve is before the intersection, <br>
//! else if Or is FORWARD the curv is after the <br>
//! intersection and if Or is INTERNAL the <br>
//! intersection is in the middle of the curv. <br>
Standard_EXPORT void Compare(const Standard_Real Tole,const gp_Dir& Tang,const gp_Dir& Norm,const Standard_Real Curv,const TopAbs_Orientation S,const TopAbs_Orientation Or) ;
//! returns the state of the curve before the <br>
//! intersection, this is the position relative to the <br>
//! boundary of a point very close to the intersection <br>
//! on the negative side of the tangent. <br>
Standard_EXPORT TopAbs_State StateBefore() const;
//! returns the state of the curve after the <br>
//! intersection, this is the position relative to the <br>
//! boundary of a point very close to the intersection <br>
//! on the positive side of the tangent. <br>
Standard_EXPORT TopAbs_State StateAfter() const;
protected:
private:
//! Compare two curvature and return true if N1,C1 is <br>
//! before N2,C2 in the edge orientation <br>
Standard_EXPORT Standard_Boolean IsBefore(const Standard_Real Tole,const Standard_Real Angl,const gp_Dir& Nor1,const Standard_Real Cur1,const gp_Dir& Nor2,const Standard_Real Cur2) const;
//! Compare two angles at tolerance Tole <br>
Standard_EXPORT Standard_Integer Compare(const Standard_Real Ang1,const Standard_Real Ang2,const Standard_Real Tole) const;
gp_Dir myTgt;
gp_Dir myNorm;
Standard_Real myCurv;
Standard_Boolean Init;
gp_Dir TgtFirst;
gp_Dir NormFirst;
Standard_Real CurvFirst;
TopAbs_Orientation TranFirst;
gp_Dir TgtLast;
gp_Dir NormLast;
Standard_Real CurvLast;
TopAbs_Orientation TranLast;
};
// other Inline functions and methods (like "C++: function call" methods)
#endif
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