range.cc

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//
// ********************************************************************
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// * the Geant4 Collaboration.  It is provided  under  the terms  and *
// * conditions of the Geant4 Software License,  included in the file *
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// * include a list of copyright holders.                             *
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// * technical work of the GEANT4 collaboration.                      *
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//
#include "G4Types.hh"

#ifdef G4MULTITHREADED
 #include "G4MTRunManager.hh"
#else
 #include "G4RunManager.hh"
#endif

#include "G4UImanager.hh"
#include "G4UIExecutive.hh"
#include "G4VisExecutive.hh"

#include "Randomize.hh"

#include "DetectorConstruction.hh"
#include "PhysicsList.hh"
#include "ActionInitialization.hh"
#include "SteppingVerbose.hh"

//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......

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

  //delete output file
  remove ("range.txt");

  //detect interactive mode (if no arguments) and define UI session
  G4UIExecutive* ui = 0;
  if ( argc == 1 ) {
    ui = new G4UIExecutive(argc, argv);
  }

  //choose the Random engine
  G4Random::setTheEngine(new CLHEP::RanecuEngine);

  //Construct the default run manager
#ifdef G4MULTITHREADED
  G4MTRunManager* runManager = new G4MTRunManager();
  G4int nThreads = G4Threading::G4GetNumberOfCores();
  if (argc==3)
  {
    nThreads = G4UIcommand::ConvertToInt(argv[2]);
    G4cout << argv[0] << " launched with " << nThreads
           << " (may be overwritten by script)"
           << G4endl;
  }
  runManager->SetNumberOfThreads(nThreads);
#else
  G4VSteppingVerbose::SetInstance(new SteppingVerbose);
  G4RunManager* runManager = new G4RunManager();
#endif

  //set mandatory initialization classes
  runManager->SetUserInitialization(new DetectorConstruction());
  runManager->SetUserInitialization(new PhysicsList());
  runManager->SetUserInitialization(new ActionInitialization());

  //visualization
  G4VisManager* visManager = new G4VisExecutive;
  visManager->Initialize();

  //get the pointer to the User Interface manager
  G4UImanager* UI = G4UImanager::GetUIpointer();

  if (argc>1)   // batch mode
    {
     G4String command = "/control/execute ";
     G4String fileName = argv[1];
     UI->ApplyCommand(command+fileName);
    }

  else           //define visualization and UI terminal for interactive mode
    {
      ui->SessionStart();
      delete ui;
    }

  //job termination
  delete visManager;
  delete runManager;

  return 0;
}