BrachySteppingAction.cc

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// $Id: SteppingAction.cc,v 1.10 2006/06/29 16:24:25 gunter Exp $
// GEANT4 tag $Name: geant4-09-02-ref-04 $
//
//
// Author: Susanna Guatelli (guatelli@ge.infn.it)
//

#include "G4ios.hh"
#include "G4SteppingManager.hh"
#include "G4Step.hh"
#include "G4Track.hh"
#include "G4StepPoint.hh"
#include "G4ParticleDefinition.hh"
#include "G4VPhysicalVolume.hh"
#include "G4TrackStatus.hh"
#include "G4ParticleDefinition.hh"
#include "G4Gamma.hh"
#include "BrachyAnalysisManager.hh"
#include "BrachySteppingAction.hh"
#include "G4SystemOfUnits.hh"

BrachySteppingAction::BrachySteppingAction(BrachyAnalysisManager* analysisMan):analysis(analysisMan)
{ 

}

BrachySteppingAction::~BrachySteppingAction()
{ 
}

void BrachySteppingAction::UserSteppingAction(const G4Step* aStep)
{

// Retrieve the spectrum of gamma emitted in the Radioactive Decay
// and store it in a 1D histogram

  G4SteppingManager*  steppingManager = fpSteppingManager;
  G4Track* theTrack = aStep-> GetTrack();

  // check if it is alive
  if(theTrack-> GetTrackStatus() == fAlive) {return;}
   
  // G4cout << "Start secondariessss" << G4endl;  
  // Retrieve the secondary particles
  G4TrackVector* fSecondary = steppingManager -> GetfSecondary();
     
   for(size_t lp1=0;lp1<(*fSecondary).size(); lp1++)
   { 
     // Retrieve particle
     const G4ParticleDefinition* particleName = (*fSecondary)[lp1] -> GetDefinition();     

     if (particleName == G4Gamma::Definition())
     {
      G4String process = (*fSecondary)[lp1]-> GetCreatorProcess()-> GetProcessName();  
      
      // Retrieve the process originating it
      // G4cout << "creator process " << process << G4endl;
        if (process == "RadioactiveDecay")
         {
#ifdef ANALYSIS_USE  
          G4double energy = (*fSecondary)[lp1]  -> GetKineticEnergy();
          // Store the initial energy of particles in a 1D histogram
          analysis -> FillPrimaryParticleHistogram(energy/keV);
#endif
         }
      }
   } 
}