detectionSystems.cc

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//
// $Id: exampleN03.cc,v 1.39 2010-12-01 05:56:17 allison Exp $
// GEANT4 tag $Name: geant4-09-04-patch-02 $
//
//

#include "G4RunManager.hh"
#include "G4UImanager.hh"
#include "Randomize.hh" // Not used in new system

#include "DetectorConstruction.hh"
#include "PhysicsList.hh"
#include "PrimaryGeneratorAction.hh"
#include "RunAction.hh"
#include "EventAction.hh"
#include "SteppingAction.hh" 
#include "TrackingAction.hh"
#include "HistoManager.hh" 
#include "RootManager.hh"

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

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

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int main(int argc,char** argv)
{
  // Choose the Random engine
  //
  CLHEP::HepRandom::setTheEngine(new CLHEP::RanecuEngine); // Used in PrimaryGeneratorAction 
  //CLHEP::HepRandom::setSeed(0);
  
  // Construct the default run manager
  //
  G4RunManager * runManager = new G4RunManager;

  // Set mandatory initialization classes
  //
  DetectorConstruction* detector = new DetectorConstruction;
  runManager->SetUserInitialization(detector);
  //
  PhysicsList* physics = new PhysicsList;
  runManager->SetUserInitialization(physics);
  //
  TrackingAction* tracking_action = new TrackingAction(); // MHD 19 April 2013
  runManager->SetUserAction(tracking_action); // MHD 19 April 2013
    
  HistoManager*  histo = new HistoManager(); // Included in new system
    
  // Set user action classes
  //
//  PrimaryGeneratorAction* gen_action = new PrimaryGeneratorAction();
//  runManager->SetUserAction(gen_action);
//  //
//  RunAction* run_action = new RunAction();  
//  runManager->SetUserAction(run_action);
//  //
//  EventAction* event_action = new EventAction();
//  runManager->SetUserAction(event_action);
  //
  
// Replacement for user action classes
  PrimaryGeneratorAction* gen_action = new PrimaryGeneratorAction(detector);
  runManager->SetUserAction(gen_action);
  //
  RunAction* run_action = new RunAction(histo);  
  runManager->SetUserAction(run_action);
  //
  EventAction* event_action = new EventAction(run_action,histo);
  runManager->SetUserAction(event_action);
  //
  SteppingAction* stepping_action = new SteppingAction(detector, event_action);
  runManager->SetUserAction(stepping_action);
  
  
  // Initialize G4 kernel
  //
  runManager->Initialize();
  
  // Visualization manager is different but seems to do the same thing. Modify once functionality is complete. 
  
#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!=1)   // batch mode
    {
      G4String command = "/control/execute ";
      G4String fileName = argv[1];
      UImanager->ApplyCommand(command+fileName);
    }
  else
    {  // interactive mode : define UI session
#ifdef G4UI_USE
      G4UIExecutive* ui = new G4UIExecutive(argc, argv);
      if (ui->IsGUI())
	UImanager->ApplyCommand("/control/execute gui.mac");
      ui->SessionStart();
      delete ui;
#endif
    }

  // 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 !
  
  //Close the root Manager
  RootManager::instance()->Close();

#ifdef G4VIS_USE
  delete visManager;
#endif
  delete runManager;

  return 0;
}

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