#include "mgDetectorConstruction.hh"
#include "mgActionInitialization.hh"

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

#include "G4UImanager.hh"
#include "QGSP_INCLXX_HP.hh"

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

#include "Randomize.hh"

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

  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;
#else
  G4RunManager* runManager = new G4RunManager;
#endif

  runManager->SetUserInitialization(new mgDetectorConstruction());

  G4VModularPhysicsList* physicsList = new QGSP_INCLXX_HP;
  physicsList->SetVerboseLevel(0);
  runManager->SetUserInitialization(physicsList);
  
  runManager->SetUserInitialization(new mgActionInitialization());

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

  G4UImanager* UImanager = G4UImanager::GetUIpointer();

  if ( ! ui ) {
    G4String command = "/control/execute ";
    G4String filename = argv[1];
    UImanager->ApplyCommand(command+filename);
    }
  else {
    UImanager->ApplyCommand("/control/execute init_vis.mac");
    ui->SessionStart();
    delete ui;
  }

  delete visManager;
  delete runManager;
}