// This code implementation is the intellectual property of
// the GEANT4 collaboration.
//
// By copying, distributing or modifying the Program (or any work
// based on the Program) you indicate your acceptance of this statement,
// and all its terms.
//
// $Id: G4CurvePoint.icc,v 1.2 2000/08/28 08:57:45 gcosmo Exp $
// GEANT4 tag $Name: geant4-03-01 $
//
// --------------------------------------------------------------------
// GEANT 4 inline definitions file
//
// G4CurvePoint.icc
//
// Implementation of inline methods of G4CurvePoint
// --------------------------------------------------------------------

inline
void G4CurvePoint::Init(G4Curve& c0)
{
  c= &c0;
  notComputed= allFlags;
}

inline
G4Curve& G4CurvePoint::GetCurve() const 
{
  return *c;
}

/////////////////////////////////////////////////////////////////////////////

inline
void G4CurvePoint::Reset()
{
  notComputed= allFlags;
}

inline
void G4CurvePoint::Reset(G4double u0)
{
  u= u0;
  notComputed= pFlag;
}

inline
void G4CurvePoint::Reset(const G4Point3D& p0)
{
  p= p0;
  notComputed= uFlag;
}

inline
void G4CurvePoint::Reset(G4double u0, const G4Point3D& p0)
{
  u= u0;
  p= p0;
  notComputed= 0;
}

/////////////////////////////////////////////////////////////////////////////

inline
G4double G4CurvePoint::GetPPoint()
{
  if (notComputed & uFlag) {
    u= c->GetPPoint(p);
    notComputed &= ~uFlag;
  }
  return u;
}

inline
const G4Point3D& G4CurvePoint::GetPoint()
{
  if (notComputed & pFlag) {
    p= c->GetPoint(u);
    notComputed &= ~pFlag;
  }
  return p;
}