//----------------------------------------------------------------------------
//  EgalTech 2013-2013
//----------------------------------------------------------------------------
// File : CurveAux.h         Data : 22.11.13          Versione : 1.3a1
// Contenuto : Dichiarazione di alcune funzioni di utilità per le curve.
//
//
//
// Modifiche : 22.11.13 DS Creazione modulo.
//
//
//----------------------------------------------------------------------------

#pragma once

#include "/EgtDev/Include/EGkCurveAux.h"

class Voronoi ;

//----------------------------------------------------------------------------
bool IsClosed( const ICurve& crvC) ;
bool IsValidParam( const ICurve& crvC, double dPar, ICurve::Side nSide) ;
bool IsStartParam( const ICurve& crvC, double dPar) ;
bool IsEndParam( const ICurve& crvC, double dPar) ;
bool GetNearestExtremityToPoint( const Point3d& ptP, const ICurve& Curve, bool& bStart) ;
bool MoveParamToAvoidTg( double& dU, ICurve::Side nSide, const ICurve& Curve) ;
bool GetTang( const ICurve& crvC, double dU, ICurve::Side nS, Vector3d& vtTang) ;
bool GetPointTang( const ICurve& crvC, double dU, ICurve::Side nS, Point3d& ptPos, Vector3d& vtTang) ;
bool GetPointDiffGeom( const ICurve& crvC, double dU, ICurve::Side nS, CrvPointDiffGeom& oDiffG) ;
bool ImproveCurveParamAtPoint( double& dU, const Point3d& ptP, const ICurve* pCrv) ;
bool CurveGetAreaXY( const ICurve& crvC, double& dArea) ;
bool CurveGetArea( const ICurve& crvC, Plane3d& plPlane, double& dArea) ;
bool CurveDump( const ICurve& crvC, std::string& sOut, bool bMM, const char* szNewLine) ;
bool CopyExtrusion( const ICurve* pSouCrv, ICurve* pDestCrv) ;
bool CopyThickness( const ICurve* pSouCrv, ICurve* pDestCrv) ;
ICurveBezier* ApproxCurveBezierWithSingleCubic( const ICurve* pCrv) ;
Voronoi* GetCurveVoronoi( const ICurve& crvC) ;