TestEm2.cc File Reference

Main program of the electromagnetic/TestEm2 example. More...

#include "G4RunManager.hh"
#include "G4MTRunManager.hh"
#include "G4UImanager.hh"
#include "G4UIcommand.hh"
#include "Randomize.hh"
#include "DetectorConstruction.hh"
#include "PhysicsList.hh"
#include "ActionInitialization.hh"
#include "SteppingVerbose.hh"
#include "G4UIExecutive.hh"
#include "G4VisExecutive.hh"

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

Detailed Description

Main program of the electromagnetic/TestEm2 example.

Definition in file TestEm2.cc.

Function Documentation

int main	(	int	argc,
		char **	argv
	)

Definition at line 50 of file TestEm2.cc.

                               {

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

#ifdef G4MULTITHREADED  
  G4MTRunManager * runManager = new G4MTRunManager();
  G4int nThreads = G4Threading::G4GetNumberOfCores();
  if (argc==3) nThreads = G4UIcommand::ConvertToInt(argv[2]);
  runManager->SetNumberOfThreads(nThreads);
#else
  G4VSteppingVerbose::SetInstance(new SteppingVerbose);
  G4RunManager * runManager = new G4RunManager(); 
#endif

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

  //set user actions
  runManager->SetUserInitialization(new ActionInitialization(detector));

  //initialize visualization
  G4VisManager* visManager = nullptr;

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

  if (ui)  {
    //interactive mode
    visManager = new G4VisExecutive;
    visManager->Initialize();
    ui->SessionStart();
    delete ui;
  } else  {
    //batch mode  
    G4String command = "/control/execute ";
    G4String fileName = argv[1];
    UImanager->ApplyCommand(command+fileName);
  }

  //job termination 
  delete visManager;
  delete runManager;
}