pythia6_decayer.cc

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//
// $Id$
//

#include "P6DExtDecayerPhysics.hh"
//#include "P6DPhysicsList.hh"

#include "ExG4DetectorConstruction01.hh"
#include "ExG4PrimaryGeneratorAction01.hh"
#include "ExG4RunAction01.hh"
#include "ExG4EventAction01.hh"

#include "G4RunManager.hh"
#include "G4UImanager.hh"
#include "G4ThreeVector.hh"
#include "QGSP_BERT.hh"
#include "G4SystemOfUnits.hh"

#include "Randomize.hh"

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

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

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

  // Set mandatory initialization classes
  //
  runManager->SetUserInitialization(new ExG4DetectorConstruction01);
  
  //
/*  
  G4VUserPhysicsList* physics = new P6DPhysicsList;
  runManager->SetUserInitialization(physics);
*/
  G4VModularPhysicsList* physicsList = new QGSP_BERT;
  physicsList->RegisterPhysics(new P6DExtDecayerPhysics());
  runManager->SetUserInitialization(physicsList);

    
  // Set user action classes
  //
  runManager->SetUserAction(
    new ExG4PrimaryGeneratorAction01("B-", 50.*MeV));
    // B- meson has not defined decay in Geant4
  runManager->SetUserAction(new ExG4RunAction01);
  runManager->SetUserAction(new ExG4EventAction01);
  //
  //G4UserSteppingAction* stepping_action =
  //                  new SteppingAction(detector, event_action);
  //runManager->SetUserAction(stepping_action);
  
  // 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
#ifdef G4VIS_USE
    G4VisManager* visManager = new G4VisExecutive;
    visManager->Initialize();
#endif
    G4UIExecutive* ui = new G4UIExecutive(argc, argv);
#ifdef G4VIS_USE
    UImanager->ApplyCommand("/control/execute init_vis.mac"); 
#else
    UImanager->ApplyCommand("/control/execute init.mac"); 
#endif
    ui->SessionStart();
    delete ui;
#ifdef G4VIS_USE
    delete visManager;
#endif                
#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 !
  delete runManager;

  return 0;
}