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/// \file StepMax.hh
/// \brief Definition of the StepMax class

#ifndef StepMax_h
#define StepMax_h 1

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

class StepMaxMessenger;

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class StepMax : public G4VDiscreteProcess
{
  public:
    StepMax(const G4String& processName = "UserMaxStep", G4ProcessType type = fUserDefined);
    ~StepMax() override;

    G4bool IsApplicable(const G4ParticleDefinition&) override;

    void SetMaxStep1(G4double);
    void SetMaxStep2(G4double);
    void ApplyMaxStep2(G4bool);

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

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

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

  private:
    G4double fMaxStep1 = DBL_MAX;
    G4double fMaxStep2 = DBL_MAX;
    G4bool fApplyMaxStep2 = true;

    StepMaxMessenger* fMess = nullptr;
};

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#endif
