shower.cc

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//
//
// $Id: exampleN01.cc,v 1.6 2006-06-29 17:47:10 gunter Exp $
// GEANT4 tag $Name: geant4-09-04-patch-02 $
//
// 
// --------------------------------------------------------------
//      GEANT 4 - exampleN01
// --------------------------------------------------------------

//#include "G4EmUserPhysics.hh"

#include "ExN01EventAction.hh"
#include "ExN01CreateTree.hh"

#include <string>
#include <vector>
#include <map>
#include "B4Analysis.hh"

#include "G4SystemOfUnits.hh"

#include "G4RunManager.hh"
#include "G4UImanager.hh"

#include "ExN01DetectorConstruction.hh"
#include "ExN01PhysicsList.hh"
#include "ExN01PrimaryGeneratorAction.hh"

#include "ExN01SteppingAction.hh"

#include "ExN01RandomGenerator.hh"

#ifdef G4VIS_USE
#include "G4VisExecutive.hh"
#include "ExN01VisAction.hh"
#endif

#ifdef G4UI_USE
#include "G4UIExecutive.hh"
#endif

using namespace CLHEP;
using namespace std;

int main(int argc,char** argv)
{
  float energia;
  TString nome_file;
  
  if ( argc >= 2 )
  	{
	TString argomento = (argv[1]);
	nome_file = argomento + "GeV.root";		
  	energia = atof (argv[1]);
  	}

  else{
    cout<<"please insert the energy of the incoming electrons, in GeV"<<endl;
    return 0;
  }  
  cout<<nome_file<<endl;
    	
  // Construct the default run manager
  //
  G4RunManager* runManager = new G4RunManager;

  // set mandatory initialization classes
  //
  G4VUserDetectorConstruction* detector = new ExN01DetectorConstruction;
  runManager->SetUserInitialization(detector);
  //
  G4VUserPhysicsList* physics = new ExN01PhysicsList;
  runManager->SetUserInitialization(physics);

  // set mandatory user action class
  

  std::string name = ("/afs/cern.ch/user/n/ntrevisa/geant4/shower/profile_beam.root");
  G4VUserPrimaryGeneratorAction* gen_action = new ExG4PrimaryGeneratorAction01(name,energia);
  runManager->SetUserAction(gen_action);

  //Creating Tree
    CreateTree* mytree = new CreateTree ("tree") ; 

  G4UserEventAction* event_action = new EventAction();
  runManager->SetUserAction(event_action);

    
  G4UserSteppingAction* stpAct = new SteppingAction();
  runManager->SetUserAction(stpAct);
  
  runManager->Initialize();
///////////////////////////////////////////////////////////////////////////////////////////////////////////////////

#ifdef G4VIS_USE
  // Initialize visualization                                                                                                                               
  G4VisManager* visManager = new G4VisExecutive;
  // G4VisExecutive can take a verbosity argument - see /vis/verbose guidance.                                                                              
  // G4VisManager* visManager = new G4VisExecutive("Quiet");                                                                                                
  visManager->Initialize();
#endif
  // Get the pointer to the User Interface manager                                                                                                          
  G4UImanager* UImanager = G4UImanager::GetUIpointer();
  if (argc>2) {
    // batch mode                                                                                                                                           
    G4String command = "/control/execute ";
    G4String fileName = argv[2];
    UImanager->ApplyCommand(command+fileName);
  }
  else{
    // interactive mode : define UI session                                                                                                                 
#ifdef G4UI_USE
    G4UIExecutive* ui = new G4UIExecutive(argc, argv);
#ifdef G4VIS_USE
    UImanager->ApplyCommand("/control/execute vis.mac");
#endif
    ui->SessionStart();
    delete ui;
#endif
  }
#ifdef G4VIS_USE
  delete visManager;
#endif
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////

  // Get the pointer to the UI manager and set verbosities
  //
  G4UImanager* UI = G4UImanager::GetUIpointer();
  UI->ApplyCommand("/run/verbose 0");
  UI->ApplyCommand("/event/verbose 0");
  UI->ApplyCommand("/tracking/verbose 0");


  // Start a run
  //

  G4int numberOfEvent = 15000;
  runManager->BeamOn(numberOfEvent);
  

  TFile *output = new TFile(nome_file,"RECREATE");
  mytree->Write(output);
  output->Close();
  // Job termination
  //
  // Free the store: user actions, physics_list and detector_description are
  //                 owned and deleted by the run manager, so they should not
  //                 be deleted in the main() program !
  //
  delete runManager;

  return 0;
}