mfp.cc

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//
// ********************************************************************
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// * the Geant4 Collaboration.  It is provided  under  the terms  and *
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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 "Randomize.hh"

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

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

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

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

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

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

  // construct the default run manager
#ifdef G4MULTITHREADED
  G4MTRunManager* runManager = new G4MTRunManager;
#else
  G4VSteppingVerbose::SetInstance(new SteppingVerbose);
  G4RunManager* runManager = new G4RunManager;
#endif

  // set mandatory initialization classes
  DetectorConstruction* det = new DetectorConstruction;
  runManager->SetUserInitialization(det);

  PhysicsList* phys = new PhysicsList;
  runManager->SetUserInitialization(phys);

  runManager->SetUserInitialization(new ActionInitialization());

  // initialize visualization
  G4VisManager* visManager = new G4VisExecutive;
  // G4VisExecutive can take a verbosity argument - see /vis/verbose guidance.
  // G4VisManager* visManager = new G4VisExecutive("Quiet");
  visManager->Initialize();

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

  // process macro or start UI session
  if ( ! ui ) {
    // batch mode
    G4String command = "/control/execute ";
    G4String fileName = argv[1];
    UImanager->ApplyCommand(command+fileName);
  }
  else {
    // interactive mode
    ui->SessionStart();
    delete ui;
  }

  // job termination
  delete runManager;

  return 0;
}