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// $Id: TestEm16.cc,v 1.3 2007/01/18 09:07:20 hbu Exp $
// GEANT4 tag $Name: geant4-09-03-cand-01 $
//
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#include "G4RunManager.hh"
#include "G4UImanager.hh"
#include "G4UIterminal.hh"
#include "G4UItcsh.hh"
#include "Randomize.hh"

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

#include "RunAction.hh"
#include "EventAction.hh"
#include "SteppingAction.hh"
#include "HistoManager.hh"

#ifdef G4VIS_USE
 #include "G4VisExecutive.hh"
#endif

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

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

  //my Verbose output class
  G4VSteppingVerbose::SetInstance(new SteppingVerbose);

  //Construct the default run manager
  G4RunManager * runManager = new G4RunManager;

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

#ifdef G4VIS_USE
  //visualization manager
  G4VisManager* visManager = new G4VisExecutive;
  visManager->Initialize();
#endif

  HistoManager*  histo = new HistoManager();

  //set user action classes
  RunAction* RunAct;

  runManager->SetUserAction(RunAct = new RunAction(histo));
  runManager->SetUserAction(new EventAction);
  runManager->SetUserAction(new SteppingAction(RunAct,histo));

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

  if (argc==1)   // Define UI terminal for interactive mode
    {
     G4UIsession* session = 0;
#ifdef G4UI_USE_TCSH
      session = new G4UIterminal(new G4UItcsh);
#else
      session = new G4UIterminal();
#endif
     session->SessionStart();
     delete session;
    }
  else           // Batch mode
    {
     G4String command = "/control/execute ";
     G4String fileName = argv[1];
     UI->ApplyCommand(command+fileName);
    }

  //job termination
#ifdef G4VIS_USE
  delete visManager;
#endif

  delete runManager;

  return 0;
}

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