OpNovice.cc File Reference

Main program of the OpNovice example. More...

#include "OpNoviceDetectorConstruction.hh"
#include "OpNoviceActionInitialization.hh"
#include "FTFP_BERT.hh"
#include "G4EmStandardPhysics_option4.hh"
#include "G4OpticalPhysics.hh"
#include "G4RunManagerFactory.hh"
#include "G4Types.hh"
#include "G4UIExecutive.hh"
#include "G4UImanager.hh"
#include "G4VisExecutive.hh"

Go to the source code of this file.

Functions
int	main (int argc, char **argv)

Detailed Description

Main program of the OpNovice example.

Definition in file OpNovice.cc.

Function Documentation

main()

int main	(	int	argc,
		char **	argv
	)

Definition at line 80 of file OpNovice.cc.

{
  // Evaluate arguments
  //
  if(argc > 9)
  {
    PrintUsage();
    return 1;
  }
  G4String gdmlfile;
  G4String macro;
  G4String session;
#ifdef G4MULTITHREADED
  G4int nThreads = 0;
#endif
 
  G4long myseed = 345354;
  for(G4int i = 1; i < argc; i = i + 2)
  {
    if(G4String(argv[i]) == "-g")
      gdmlfile = argv[i + 1];
    else if(G4String(argv[i]) == "-m")
      macro = argv[i + 1];
    else if(G4String(argv[i]) == "-u")
      session = argv[i + 1];
    else if(G4String(argv[i]) == "-r")
      myseed = atoi(argv[i + 1]);
#ifdef G4MULTITHREADED
    else if(G4String(argv[i]) == "-t")
    {
      nThreads = G4UIcommand::ConvertToInt(argv[i + 1]);
    }
#endif
    else
    {
      PrintUsage();
      return 1;
    }
  }
 
  // Instantiate G4UIExecutive if interactive mode
  G4UIExecutive* ui = nullptr;
  if(macro.size() == 0)
  {
    ui = new G4UIExecutive(argc, argv);
  }
 
  // Construct the default run manager
  auto runManager = G4RunManagerFactory::CreateRunManager();
#ifdef G4MULTITHREADED
  if(nThreads > 0)
    runManager->SetNumberOfThreads(nThreads);
#endif
 
  // Seed the random number generator manually
  G4Random::setTheSeed(myseed);
 
  // Set mandatory initialization classes
  //
  // Detector construction
  if(gdmlfile != "")
  {
#ifdef GEANT4_USE_GDML
    runManager->SetUserInitialization(
      new OpNoviceGDMLDetectorConstruction(gdmlfile));
#else
    G4cout << "Error! Input gdml file specified, but Geant4 wasn't" << G4endl
           << "built with gdml support." << G4endl;
    return 1;
#endif
  }
  else
  {
    runManager->SetUserInitialization(new OpNoviceDetectorConstruction());
  }
  // Physics list
  G4VModularPhysicsList* physicsList = new FTFP_BERT;
  physicsList->ReplacePhysics(new G4EmStandardPhysics_option4());
  auto opticalPhysics = new G4OpticalPhysics();
  physicsList->RegisterPhysics(opticalPhysics);
  runManager->SetUserInitialization(physicsList);
 
  runManager->SetUserInitialization(new OpNoviceActionInitialization());
 
  G4VisManager* visManager = new G4VisExecutive("Quiet");
  visManager->Initialize();
 
  G4UImanager* UImanager = G4UImanager::GetUIpointer();
 
  if(macro.size())
  {
    G4String command = "/control/execute ";
    UImanager->ApplyCommand(command + macro);
  }
  else  // Define UI session for interactive mode
  {
    UImanager->ApplyCommand("/control/execute vis.mac");
    if(ui->IsGUI())
      UImanager->ApplyCommand("/control/execute gui.mac");
    ui->SessionStart();
    delete ui;
  }
 
  delete visManager;
  delete runManager;
 
  return 0;
}