particleGun.cc File Reference

Main program of the eventgenerator/particleGun example. More...

#include "G4RunManager.hh"
#include "G4UImanager.hh"
#include "Randomize.hh"
#include "DetectorConstruction.hh"
#include "PhysicsList.hh"
#include "ActionInitialization.hh"
#include "SteppingVerbose.hh"

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

Detailed Description

Main program of the eventgenerator/particleGun example.

Definition in file particleGun.cc.

Function Documentation

main()

int main	(	int	argc,
		char **	argv
	)

Definition at line 59 of file particleGun.cc.

                               {
 
  //choose the Random engine
  CLHEP::HepRandom::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]);
  runManager->SetNumberOfThreads(nThreads);
#else
  //my Verbose output class
  G4VSteppingVerbose::SetInstance(new SteppingVerbose);
  G4RunManager* runManager = new G4RunManager;
#endif

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

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

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

  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 
    { 
#ifdef G4UI_USE
     G4UIExecutive * ui = new G4UIExecutive(argc,argv);      
#ifdef G4VIS_USE
     UI->ApplyCommand("/control/execute vis.mac");          
#endif
     ui->SessionStart();
     delete ui;
#endif
     
#ifdef G4VIS_USE
     delete visManager;
#endif     
    }

  // job termination
  //
  delete runManager;

  return 0;
}

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