// 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: G4hIonisationPlus.icc,v 1.1.8.1 1999/12/07 20:50:55 gunter Exp $
// GEANT4 tag $Name: geant4-01-00 $
//
// 
// ---------------------------------------------------------------
//      GEANT 4 class inlined methods file 
//
//      For information related to this code contact:
//      CERN, IT Division, ASD group
//      ------------ G4hIonisationPlus physics process ------------
//                  by Laszlo Urban, 30 May 1997
// ***************************************************************
// It is the first implementation of the NEW IONISATION PROCESS.               
// It calculates the ionisation of charged hadrons.
// ***************************************************************
// 24/09/97: corrected by L.Urban
// 20/11/97: correction on MeanFreePath for KineticEnergy > HighestLimit
// ---------------------------------------------------------------

inline G4double G4hIonisationPlus::GetMeanFreePath(
                                               const G4Track& trackData,
                                               G4double previousStepSize,
                                               G4ForceCondition* condition) 
{
   const G4DynamicParticle* aParticle ;
   G4Material* aMaterial ;
   G4double MeanFreePath;
   G4bool isOutRange ;
 
   *condition = NotForced ;

   aParticle = trackData.GetDynamicParticle() ;
   aMaterial = trackData.GetMaterial() ;

   G4double KineticEnergy = aParticle->GetKineticEnergy() ;

   if(KineticEnergy < LowestKineticEnergy)
     MeanFreePath = DBL_MAX;
   else {
     if(KineticEnergy > HighestKineticEnergy)
                                   KineticEnergy = HighestKineticEnergy;
     MeanFreePath = ((*theMeanFreePathTable)(aMaterial->GetIndex()))->
                    GetValue(KineticEnergy,isOutRange) ;
     }

   return MeanFreePath ;
}

inline G4bool G4hIonisationPlus::IsApplicable(
                            const G4ParticleDefinition& particle)
{
   return(particle.GetPDGCharge() != 0.);
}