HepMC/HepMCEx01/HepMCEx01.cc

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0026 /// \file eventgenerator/HepMC/HepMCEx01/HepMCEx01.cc
0027 /// \brief Main program of the eventgenerator/HepMC/HepMCEx01 example
0028 //
0029 //
0030 // --------------------------------------------------------------
0031 //      GEANT 4 - example derived from novice exampleN04
0032 // --------------------------------------------------------------
0033
0034 #include "ExN04DetectorConstruction.hh"
0035 #include "ExN04EventAction.hh"
0036 #include "ExN04PrimaryGeneratorAction.hh"
0037 #include "ExN04RunAction.hh"
0038 #include "ExN04StackingAction.hh"
0039 #include "ExN04SteppingAction.hh"
0040 #include "ExN04SteppingVerbose.hh"
0041 #include "ExN04TrackingAction.hh"
0042 #include "FTFP_BERT.hh"
0043
0044 #include "G4RunManagerFactory.hh"
0045 #include "G4Types.hh"
0046 #include "G4UIExecutive.hh"
0047 #include "G4UImanager.hh"
0048 #include "G4VisExecutive.hh"
0049
0050 int main(int argc, char** argv)
0051 {
0052   // Instantiate G4UIExecutive if there are no arguments (interactive mode)
0053   G4UIExecutive* ui = nullptr;
0054   if (argc == 1) {
0055     ui = new G4UIExecutive(argc, argv);
0056   }
0057
0058   // User Verbose output class
0059   //
0060   G4VSteppingVerbose* verbosity = new ExN04SteppingVerbose;
0061   G4VSteppingVerbose::SetInstance(verbosity);
0062
0063   // Serial only Run manager
0064   //
0065   auto* runManager = G4RunManagerFactory::CreateRunManager(G4RunManagerType::SerialOnly);
0066
0067   // User Initialization classes (mandatory)
0068   //
0069   G4VUserDetectorConstruction* detector = new ExN04DetectorConstruction;
0070   runManager->SetUserInitialization(detector);
0071   //
0072   G4VUserPhysicsList* physics = new FTFP_BERT;
0073   runManager->SetUserInitialization(physics);
0074
0075   runManager->Initialize();
0076
0077   // User Action classes
0078   //
0079   G4VUserPrimaryGeneratorAction* gen_action = new ExN04PrimaryGeneratorAction;
0080   runManager->SetUserAction(gen_action);
0081   //
0082   G4UserRunAction* run_action = new ExN04RunAction;
0083   runManager->SetUserAction(run_action);
0084   //
0085   G4UserEventAction* event_action = new ExN04EventAction;
0086   runManager->SetUserAction(event_action);
0087   //
0088   G4UserStackingAction* stacking_action = new ExN04StackingAction;
0089   runManager->SetUserAction(stacking_action);
0090   //
0091   G4UserTrackingAction* tracking_action = new ExN04TrackingAction;
0092   runManager->SetUserAction(tracking_action);
0093   //
0094   G4UserSteppingAction* stepping_action = new ExN04SteppingAction;
0095   runManager->SetUserAction(stepping_action);
0096
0097   G4VisManager* visManager = new G4VisExecutive;
0098   visManager->Initialize();
0099
0100   // get the pointer to the User Interface manager
0101   G4UImanager* UImanager = G4UImanager::GetUIpointer();
0102
0103   if (!ui)  // batch mode
0104   {
0105     visManager->SetVerboseLevel("quiet");
0106     G4String command = "/control/execute ";
0107     G4String fileName = argv[1];
0108     UImanager->ApplyCommand(command + fileName);
0109   }
0110   else {  // interactive mode : define UI session
0111     ui->SessionStart();
0112     delete ui;
0113   }
0114
0115   // Free the store: user actions, physics_list and detector_description are
0116   //                 owned and deleted by the run manager, so they should not
0117   //                 be deleted in the main() program !
0118
0119   delete visManager;
0120   delete runManager;
0121   delete verbosity;
0122 }