B4RunAction.cc

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// $Id$
//

#include "B4RunAction.hh"
#include "B4Analysis.hh"

#include "G4Run.hh"
#include "G4RunManager.hh"
#include "G4UnitsTable.hh"
#include "G4SystemOfUnits.hh"

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B4RunAction::B4RunAction()
 : G4UserRunAction()
{ 
}

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B4RunAction::~B4RunAction()
{
}

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void B4RunAction::BeginOfRunAction(const G4Run* run)
{ 
  G4cout << "### Run " << run->GetRunID() << " start." << G4endl;

  //inform the runManager to save random number seed
  //G4RunManager::GetRunManager()->SetRandomNumberStore(true);
  
  // Book histograms, ntuple
  //
  
  // Create analysis manager
  // The choice of analysis technology is done via selectin of a namespace
  // in B4Analysis.hh
  G4AnalysisManager* analysisManager = G4AnalysisManager::Instance();
  G4cout << "Using " << analysisManager->GetType() 
         << " analysis manager" << G4endl;

  // Create directories 
  //analysisManager->SetHistoDirectoryName("histograms");
  //analysisManager->SetNtupleDirectoryName("ntuple");
  
  // Open an output file
  //
  G4String fileName = "B4";
  analysisManager->OpenFile(fileName);
  analysisManager->SetFirstHistoId(1);

  // Creating histograms
  //
  analysisManager->CreateH1("1","Edep in absorber", 100, 0., 800*MeV);
  analysisManager->CreateH1("2","Edep in gap", 100, 0., 100*MeV);
  analysisManager->CreateH1("3","trackL in absorber", 100, 0., 1*m);
  analysisManager->CreateH1("4","trackL in gap", 100, 0., 50*cm);
 
  // Creating ntuple
  //
  analysisManager->CreateNtuple("B4", "Edep and TrackL");
  analysisManager->CreateNtupleDColumn("Eabs");
  analysisManager->CreateNtupleDColumn("Egap");
  analysisManager->CreateNtupleDColumn("Labs");
  analysisManager->CreateNtupleDColumn("Lgap");
  analysisManager->FinishNtuple();
}

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void B4RunAction::EndOfRunAction(const G4Run* aRun)
{
  G4int nofEvents = aRun->GetNumberOfEvent();
  if ( nofEvents == 0 ) return;
  
  // print histogram statistics
  //
  G4AnalysisManager* analysisManager = G4AnalysisManager::Instance();
  if ( analysisManager->GetH1(1) ) {
    G4cout << "\n ----> print histograms statistic \n" << G4endl;
    
    G4cout 
       << " EAbs : mean = " << G4BestUnit(analysisManager->GetH1(1)->mean(), "Energy") 
               << " rms = " << G4BestUnit(analysisManager->GetH1(1)->rms(),  "Energy") 
               << G4endl;
    G4cout                
       << " EGap : mean = " << G4BestUnit(analysisManager->GetH1(2)->mean(), "Energy") 
               << " rms = " << G4BestUnit(analysisManager->GetH1(2)->rms(),  "Energy") 
               << G4endl;
    G4cout 
       << " LAbs : mean = " << G4BestUnit(analysisManager->GetH1(3)->mean(), "Length") 
               << " rms = " << G4BestUnit(analysisManager->GetH1(3)->rms(),  "Length") 
               << G4endl;
    G4cout 
       << " LGap : mean = " << G4BestUnit(analysisManager->GetH1(4)->mean(), "Length") 
               << " rms = " << G4BestUnit(analysisManager->GetH1(4)->rms(),  "Length") 
               << G4endl;
  }
  
  // save histograms 
  //
  analysisManager->Write();
  analysisManager->CloseFile();
  
  // complete cleanup
  //
  delete G4AnalysisManager::Instance();  
}

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