// M Hentz, 2018

#ifndef StepMax_h
#define StepMax_h 1

#include "globals.hh"
#include "G4VDiscreteProcess.hh"
#include "G4ParticleDefinition.hh"
#include "G4Step.hh"

class StepMaxMessenger;

class StepMax : public G4VDiscreteProcess
{
public:

  StepMax( const G4String& processName = "UserMaxStep" );
  ~StepMax();

  virtual G4bool IsApplicable( const G4ParticleDefinition& );

  void SetMaxStep(G4double);
  G4double GetMaxStep() { return fMaxChargedStep; }

  virtual G4double PostStepGetPhysicalInteractionLength( const G4Track& track,
                                                         G4double previousStepSize,
                                                         G4ForceCondition* condition );

  virtual G4VParticleChange* PostStepDoIt( const G4Track&, const G4Step& );

  virtual G4double GetMeanFreePath( const G4Track&, G4double, G4ForceCondition* ) {
    return DBL_MAX;
  }

private:
  G4double          fMaxChargedStep;
  StepMaxMessenger* fMessenger;
};

#endif