TestEm3.cc File Reference

Main program of the electromagnetic/TestEm3 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 electromagnetic/TestEm3 example.

Definition in file TestEm3.cc.

Function Documentation

int main	(	int	argc,
		char **	argv
	)

Definition at line 58 of file TestEm3.cc.

                               {

  //choose the Random engine
  G4Random::setTheEngine(new CLHEP::RanecuEngine);
  G4VSteppingVerbose::SetInstance(new SteppingVerbose);

  // Construct the default run manager
#ifdef G4MULTITHREADED
  G4MTRunManager* runManager = new G4MTRunManager;
  // Number of threads can be defined via 3rd argument
  G4int nThreads = 4;
  if (argc==3) {
    if(G4String(argv[2]) == "NMAX") { 
      nThreads = G4Threading::G4GetNumberOfCores();
    } else {
      nThreads = G4UIcommand::ConvertToInt(argv[2]);
    } 
  } else if(argc==1) { 
    nThreads = 1;
  }
  if (nThreads > 0) { runManager->SetNumberOfThreads(nThreads); }
  G4cout << "===== TestEm3 is started with " 
         <<  runManager->GetNumberOfThreads() << " threads =====" << G4endl;
#else 
  G4RunManager* runManager = new G4RunManager;
#endif  

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

  // 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
    {
#ifdef G4VIS_USE
      G4VisManager* visManager = new G4VisExecutive;
      visManager->Initialize();
#endif
 
#ifdef G4UI_USE
      G4UIExecutive * ui = new G4UIExecutive(argc,argv);
      ui->SessionStart();
      delete ui;
#endif
 
#ifdef G4VIS_USE
      delete visManager;
#endif
    }

  // job termination
  //
  delete runManager;
  return 0;
}

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