extended/electromagnetic/TestEm11/src/TrackingAction.cc

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// $Id: TrackingAction.cc 74997 2013-10-25 10:52:13Z gcosmo $
//
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#include "TrackingAction.hh"

#include "DetectorConstruction.hh"
#include "Run.hh"
#include "HistoManager.hh"

#include "G4Track.hh"
#include "G4RunManager.hh"

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TrackingAction::TrackingAction(DetectorConstruction* det)
:G4UserTrackingAction(),fDetector(det)
{ }

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void TrackingAction::PostUserTrackingAction(const G4Track* track)
{
 G4int trackID = track->GetTrackID();
 
 G4AnalysisManager* analysisManager = G4AnalysisManager::Instance();
 Run* run 
   = static_cast<Run*>(
       G4RunManager::GetRunManager()->GetNonConstCurrentRun());
        
 //track length of primary particle or charged secondaries
 //
 G4double tracklen = track->GetTrackLength();
 if (trackID == 1) {
    run->AddTrackLength(tracklen);
    analysisManager->FillH1(3, tracklen);
 } else if (track->GetDefinition()->GetPDGCharge() != 0.)
    analysisManager->FillH1(6, tracklen);
           
 //extract projected range of primary particle
 //
 if (trackID == 1) {
   G4double x = track->GetPosition().x() + 0.5*fDetector->GetAbsorSizeX();
   run->AddProjRange(x);
   analysisManager->FillH1(5, x);
 }
            
 //mean step size of primary particle
 //
 if (trackID == 1) {
   G4int nbOfSteps = track->GetCurrentStepNumber();
   G4double stepSize = tracklen/nbOfSteps;
   run->AddStepSize(nbOfSteps,stepSize);
 }
            
 //status of primary particle : absorbed, transmited, reflected ?
 //
 if (trackID == 1) {
  G4int status = 0;
  if (!track->GetNextVolume()) {
    if (track->GetMomentumDirection().x() > 0.) status = 1;
    else                                        status = 2;
  }
  run->AddTrackStatus(status);
 }   
}

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