examples/advanced/dnaphysics/src/RunAction.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
//

#include "RunAction.hh"
#include "G4Run.hh"
//#include "G4UnitsTable.hh"
//#include "G4SystemOfUnits.hh"
#include "Analysis.hh"

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RunAction::RunAction(DetectorConstruction*)
{}

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RunAction::~RunAction()
{}

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void RunAction::BeginOfRunAction(const G4Run*)
{  
  // Book histograms, ntuple
  
  // Create analysis manager
  // The choice of analysis technology is done via selection of a namespace
  // in Analysis.hh

  G4cout << "##### Create analysis manager " << "  " << this << G4endl;
  G4AnalysisManager* analysisManager = G4AnalysisManager::Instance();
  
  G4cout << "Using " << analysisManager->GetType() << " analysis manager" << G4endl;

  // Create directories 
  
  //analysisManager->SetHistoDirectoryName("histograms");
  //analysisManager->SetNtupleDirectoryName("ntuple");
  analysisManager->SetVerboseLevel(1);
  
  // Open an output file
  
  G4String fileName = "dna";
  analysisManager->OpenFile(fileName);

  // Creating ntuple
  
  analysisManager->CreateNtuple("dna", "dnaphysics");
  analysisManager->CreateNtupleDColumn("flagParticle");
  analysisManager->CreateNtupleDColumn("flagProcess");
  analysisManager->CreateNtupleDColumn("x");
  analysisManager->CreateNtupleDColumn("y");
  analysisManager->CreateNtupleDColumn("z");
  analysisManager->CreateNtupleDColumn("totalEnergyDeposit");
  analysisManager->CreateNtupleDColumn("stepLength");
  analysisManager->CreateNtupleDColumn("kineticEnergyDifference");
  analysisManager->FinishNtuple();
}
 
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void RunAction::EndOfRunAction(const G4Run* aRun)
{
  G4int nofEvents = aRun->GetNumberOfEvent();
  if ( nofEvents == 0 ) return;
  
  // print histogram statistics
  
  G4AnalysisManager* analysisManager = G4AnalysisManager::Instance();
  
  // save histograms 
  
  analysisManager->Write();
  analysisManager->CloseFile();
  
  // complete cleanup
  
  delete G4AnalysisManager::Instance();  
}