LArSoft  v09_90_00
Liquid Argon Software toolkit - https://larsoft.org/
HepMCEx01.cc File Reference

Main program of the eventgenerator/HepMC/HepMCEx01 example. More...

#include "G4Types.hh"
#include "FTFP_BERT.hh"
#include "G4RunManager.hh"
#include "G4UImanager.hh"
#include "ExN04DetectorConstruction.hh"
#include "ExN04EventAction.hh"
#include "ExN04PrimaryGeneratorAction.hh"
#include "ExN04RunAction.hh"
#include "ExN04StackingAction.hh"
#include "ExN04SteppingAction.hh"
#include "ExN04SteppingVerbose.hh"
#include "ExN04TrackingAction.hh"
#include "G4VisExecutive.hh"
#include "G4UIExecutive.hh"

Go to the source code of this file.

Functions

int main (int argc, char **argv)
 

Detailed Description

Main program of the eventgenerator/HepMC/HepMCEx01 example.

Definition in file HepMCEx01.cc.

Function Documentation

int main ( int  argc,
char **  argv 
)

Definition at line 52 of file HepMCEx01.cc.

53 {
54  // Instantiate G4UIExecutive if there are no arguments (interactive mode)
55  G4UIExecutive* ui = nullptr;
56  if ( argc == 1 ) {
57  ui = new G4UIExecutive(argc, argv);
58  }
59 
60  // User Verbose output class
61  //
62  G4VSteppingVerbose* verbosity = new ExN04SteppingVerbose;
63  G4VSteppingVerbose::SetInstance(verbosity);
64 
65  // Run manager
66  //
67  G4RunManager* runManager = new G4RunManager;
68 
69  // User Initialization classes (mandatory)
70  //
71  G4VUserDetectorConstruction* detector = new ExN04DetectorConstruction;
72  runManager->SetUserInitialization(detector);
73  //
74  G4VUserPhysicsList* physics = new FTFP_BERT;
75  runManager->SetUserInitialization(physics);
76 
77  runManager->Initialize();
78 
79  // User Action classes
80  //
81  G4VUserPrimaryGeneratorAction* gen_action = new ExN04PrimaryGeneratorAction;
82  runManager->SetUserAction(gen_action);
83  //
84  G4UserRunAction* run_action = new ExN04RunAction;
85  runManager->SetUserAction(run_action);
86  //
87  G4UserEventAction* event_action = new ExN04EventAction;
88  runManager->SetUserAction(event_action);
89  //
90  G4UserStackingAction* stacking_action = new ExN04StackingAction;
91  runManager->SetUserAction(stacking_action);
92  //
93  G4UserTrackingAction* tracking_action = new ExN04TrackingAction;
94  runManager->SetUserAction(tracking_action);
95  //
96  G4UserSteppingAction* stepping_action = new ExN04SteppingAction;
97  runManager->SetUserAction(stepping_action);
98 
99  G4VisManager* visManager = new G4VisExecutive;
100  visManager->Initialize();
101 
102  //get the pointer to the User Interface manager
103  G4UImanager* UImanager = G4UImanager::GetUIpointer();
104 
105  if (!ui) // batch mode
106  {
107  visManager->SetVerboseLevel("quiet");
108  G4String command = "/control/execute ";
109  G4String fileName = argv[1];
110  UImanager->ApplyCommand(command+fileName);
111  }
112  else
113  { // interactive mode : define UI session
114  ui->SessionStart();
115  delete ui;
116  }
117 
118  // Free the store: user actions, physics_list and detector_description are
119  // owned and deleted by the run manager, so they should not
120  // be deleted in the main() program !
121 
122  delete visManager;
123  delete runManager;
124  delete verbosity;
125 }