extended/medical/dna/clustering/src/EventAction.cc

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//
// This example is provided by the Geant4-DNA collaboration
// Any report or published results obtained using the Geant4-DNA software
// shall cite the following Geant4-DNA collaboration publication:
// Med. Phys. 37 (2010) 4692-4708
// The Geant4-DNA web site is available at http://geant4-dna.org
//
// $Id$
//

#include "EventAction.hh"

#include "Analysis.hh"
#include "ClusteringAlgo.hh"

#include "G4Event.hh"
#include "G4LogicalVolume.hh"
#include "G4LogicalVolumeStore.hh"
#include "G4SystemOfUnits.hh"
#include "Randomize.hh"

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EventAction::EventAction():G4UserEventAction()
{
  //default parameter values
  fEdep=0.;

  // Create clustering algorithm
  // These default values have been tuned for the Physics List G4EmDNAPhysics
  // to reproduce data published by:
  // Francis et al. 2011 Comput. Meth. Programs. Biomed. 2011 101(3)
  fpClustering = new ClusteringAlgo(3.3*nanometer,2,0.2,5*eV,37.5*eV);
}

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EventAction::~EventAction()
{
  delete fpClustering;
}

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void EventAction::BeginOfEventAction( const G4Event*)
{
  fEdep=0.;
  fpClustering->Purge();
}

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void EventAction::EndOfEventAction( const G4Event*)
{
  std::map<G4int,G4int> sizeDistribution = fpClustering->RunClustering();

  G4AnalysisManager* analysisManager = G4AnalysisManager::Instance();

  analysisManager->FillH1(1,fpClustering->GetSSB());
  analysisManager->FillH1(2,fpClustering->GetComplexSSB());
  analysisManager->FillH1(3,fpClustering->GetDSB());

  while ( !sizeDistribution.empty() )
  {
    analysisManager->FillH1(4,
                            sizeDistribution.begin()->first,
                            sizeDistribution.begin()->second);
    sizeDistribution.erase(sizeDistribution.begin());
  } 

  analysisManager->FillH1(5,
                          (fEdep/joule)/
                          (G4LogicalVolumeStore::GetInstance()->
                              GetVolume("Target")->GetMass()/kg)
  );
}