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//
// G4OldMagIntDriver inline methods implementation
//
// Author: Vladimir Grichine (CERN), 07.10.1996 - Created
// --------------------------------------------------------------------

inline
G4double G4OldMagIntDriver::
AdvanceChordLimited(G4FieldTrack& track, G4double stepMax, 
                    G4double epsStep, G4double chordDistance)
{
  return ChordFinderDelegate::AdvanceChordLimitedImpl(track, stepMax,
                                                      epsStep, chordDistance);
}

inline
void G4OldMagIntDriver::OnStartTracking()
{
  ChordFinderDelegate::ResetStepEstimate();
}

inline
void G4OldMagIntDriver::OnComputeStep(const G4FieldTrack*)
{
}

inline
G4bool G4OldMagIntDriver::DoesReIntegrate() const
{
  return true;
}

inline
G4double G4OldMagIntDriver::GetHmin() const
{
  return fMinimumStep;
} 

inline
G4double G4OldMagIntDriver::Hmin() const
{
  return fMinimumStep;
}

inline
G4double G4OldMagIntDriver::GetSafety() const
{
  return safety;
}

inline
G4double G4OldMagIntDriver::GetPshrnk() const
{
  return pshrnk;
} 

inline
G4double G4OldMagIntDriver::GetPgrow() const
{
  return pgrow;
}
 
inline
G4double G4OldMagIntDriver::GetErrcon() const
{
  return errcon;
}

inline
void G4OldMagIntDriver::SetHmin(G4double newval)
{
  fMinimumStep = newval;
} 

inline
G4double G4OldMagIntDriver::ComputeAndSetErrcon()
{
  errcon = std::pow(max_stepping_increase/GetSafety(),1.0/GetPgrow());
  return errcon;
} 

inline
void G4OldMagIntDriver::ReSetParameters(G4double new_safety)
{
  safety = new_safety;
  pshrnk = -1.0 / pIntStepper->IntegratorOrder();
  pgrow  = -1.0 / (1.0 + pIntStepper->IntegratorOrder());
  ComputeAndSetErrcon();
}

inline
void G4OldMagIntDriver::SetSafety(G4double val)
{ 
  safety = val;
  ComputeAndSetErrcon();
}

inline
void G4OldMagIntDriver::SetPgrow(G4double  val)
{ 
  pgrow = val;
  ComputeAndSetErrcon(); 
}

inline
void G4OldMagIntDriver::SetErrcon(G4double val)
{ 
  errcon = val;
}

inline
G4int G4OldMagIntDriver::GetMaxNoSteps() const
{
  return fMaxNoSteps;
}

inline
void G4OldMagIntDriver::SetMaxNoSteps(G4int val)
{
  fMaxNoSteps = val;
}

inline
G4int G4OldMagIntDriver::GetVerboseLevel() const
{
  return fVerboseLevel;
} 

inline 
void G4OldMagIntDriver::SetVerboseLevel(G4int newLevel)
{
  fVerboseLevel = newLevel;
}

inline
G4double G4OldMagIntDriver::GetSmallestFraction() const
{
  return fSmallestFraction; 
}