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/// \file electromagnetic/TestEm6/src/StepMax.cc
/// \brief Implementation of the StepMax class
//
//
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#include "StepMax.hh"
#include "StepMaxMessenger.hh"
#include "G4VPhysicalVolume.hh"

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StepMax::StepMax(const G4String& processName)
  : G4VDiscreteProcess(processName),
    fMaxChargedStep(DBL_MAX),
    fMessenger(0)
{
  fMessenger = new StepMaxMessenger(this);
}

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StepMax::~StepMax() 
{ 
  delete fMessenger; 
}

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

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void StepMax::SetMaxStep(G4double step) 
{
  fMaxChargedStep = step;
}

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G4double 
StepMax::PostStepGetPhysicalInteractionLength(const G4Track&,
                                              G4double,
                                              G4ForceCondition* condition)
{
  // condition is set to "Not Forced"
  *condition = NotForced;
  fProposedStep = fMaxChargedStep;

  return fProposedStep;
}

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G4VParticleChange* StepMax::PostStepDoIt(const G4Track& aTrack, const G4Step&)
{
  aParticleChange.Initialize(aTrack);
  return &aParticleChange;
}

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G4double StepMax::GetMeanFreePath(const G4Track&, G4double, G4ForceCondition*)
{
  return 0.;
}

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