pdb4dna.cc File Reference

Main program of the pdb4dna example. More...

#include "DetectorConstruction.hh"
#include "PhysicsList.hh"
#include "ActionInitialization.hh"
#include "G4RunManager.hh"
#include "G4UImanager.hh"
#include "Randomize.hh"
#include "G4VisExecutive.hh"
#include "G4UIExecutive.hh"
#include "G4UIQt.hh"
#include "CommandLineParser.hh"

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Functions
CommandLineParser *	parser (0)
void	Parse (int &argc, char **argv)
int	main (int argc, char **argv)

Detailed Description

Main program of the pdb4dna example.

Definition in file pdb4dna.cc.

Function Documentation

main()

int main	(	int	argc,
		char **	argv
	)

Definition at line 66 of file pdb4dna.cc.

{
  // Parse options given in commandLine
  //
  Parse(argc, argv);

  // Set the Seed
  CLHEP::RanecuEngine defaultEngine(1234567);
  G4Random::setTheEngine(&defaultEngine);

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

  // Construct the run manager according to whether MT is activated or not
  //
  Command* commandLine(0);

#ifdef G4MULTITHREADED
  G4MTRunManager* runManager= new G4MTRunManager;
  if ((commandLine = parser->GetCommandIfActive("-mt")))
  {
    int nThreads = 2;
    if(commandLine->GetOption() == "NMAX")
    {
     nThreads = G4Threading::G4GetNumberOfCores();
    }
    else
    {
     nThreads = G4UIcommand::ConvertToInt(commandLine->GetOption());
    }
    G4cout << "===== PDB4DNA is started with "
       << runManager->GetNumberOfThreads()
       << " threads =====" << G4endl;

    runManager->SetNumberOfThreads(nThreads);
  }
#else
  G4RunManager* runManager = new G4RunManager();
#endif
  
  // Set user classes
  //
  runManager->SetUserInitialization(new DetectorConstruction());
  runManager->SetUserInitialization(new PhysicsList);
  runManager->SetUserInitialization(new ActionInitialization());

  // Initialize G4 keRnel
  //
  // runManager->Initialize();

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

  // Get the pointer to the User Interface manager
  G4UImanager* UImanager = G4UImanager::GetUIpointer();
  G4UIExecutive* ui(0);
 
  // interactive mode : define UI session
  if ((commandLine = parser->GetCommandIfActive("-gui")))
  {
    ui = new G4UIExecutive(argc, argv,
                           commandLine->GetOption());

    if(parser->GetCommandIfActive("-novis") == 0) 
    // visualization is used by default
    {
      if ((commandLine = parser->GetCommandIfActive("-vis")))
      // select a visualization driver if needed (e.g. HepFile)
      {
        UImanager->ApplyCommand(G4String("/vis/open ")+
                                commandLine->GetOption());
      } 
      else
      // by default OGL is used
      {
        UImanager->ApplyCommand("/vis/open OGL 600x600-0+0");
      }
      UImanager->ApplyCommand("/control/execute vis.mac");
    }
    if (ui->IsGUI())
      UImanager->ApplyCommand("/control/execute gui.mac");
  }
  else 
  // to be use visualization file (= store the visualization into
  // an external file:
  // ASCIITree ;  DAWNFILE ; HepRepFile ; VRML(1,2)FILE ; gMocrenFile ...
  {
    if ((commandLine = parser->GetCommandIfActive("-vis")))
    {
      UImanager->ApplyCommand(G4String("/vis/open ")+
                              commandLine->GetOption());
      UImanager->ApplyCommand("/control/execute vis.mac"); 
    }
  }

  if ((commandLine = parser->GetCommandIfActive("-mac")))
  { 
    G4String command = "/control/execute ";
    UImanager->ApplyCommand(command + commandLine->GetOption());
  }
  else
  {
    UImanager->ApplyCommand("/control/execute init.mac");
  }

  if ((commandLine = parser->GetCommandIfActive("-gui")))
  {
#ifdef G4UI_USE_QT
    G4UIQt* UIQt = static_cast<G4UIQt*> (UImanager->GetG4UIWindow());
    if ( UIQt) {
      UIQt->AddViewerTabFromFile("README", "README from "+ G4String(argv[0]));
    }
#endif
    ui->SessionStart();
    delete ui;
  }

  // Job termination
  delete visManager;
  delete runManager;

  return 0;
}

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Parse()

void Parse	(	int &	argc,
		char **	argv
	)

Definition at line 196 of file pdb4dna.cc.

{
  // Parse options given in commandLine
  //
  parser = CommandLineParser::GetParser();

  parser->AddCommand("-gui",
                     Command::OptionNotCompulsory,
                    "Select geant4 UI or just launch a geant4 terminal session",
                    "qt");
   
  parser->AddCommand("-mac",
                     Command::WithOption,  
                     "Give a mac file to execute",
                     "pdb4dna.in");

// You cann your own command, as for instance:
//  parser->AddCommand("-seed", 
//                     Command::WithOption,
//                     "Give a seed value in argument to be tested", "seed");
// it is then up to you to manage this option

#ifdef G4MULTITHREADED
  parser->AddCommand("-mt", Command::WithOption,
                     "Launch in MT mode (events computed in parallel)",
                     "2");
#endif

  parser->AddCommand("-vis",
                     Command::WithOption,
                     "Select a visualization driver",
                     "OGL 600x600-0+0");

  parser->AddCommand("-novis",
                     Command::WithoutOption,
                     "Deactivate visualization when using GUI");

  // If -h or --help is given in option : print help and exit
  //
  if (parser->Parse(argc, argv) != 0) // help is being printed
  {
    // if you are using ROOT, create a TApplication in this condition in order
    // to print the help from ROOT as well
    CommandLineParser::DeleteInstance();
    std::exit(0);
  }

  // Kill application if wrong argument in command line
  //
  if (parser->CheckIfNotHandledOptionsExists(argc, argv))
  {
    // if you are using ROOT, you should initialise your TApplication
    // before this condition
    abort();
  }
}

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parser()

CommandLineParser* parser

(

0

)

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