chem3.cc File Reference

Chem3 example. More...

#include "DetectorConstruction.hh"
#include "PhysicsList.hh"
#include "ActionInitialization.hh"
#include "G4RunManager.hh"
#include "G4DNAChemistryManager.hh"
#include "G4UImanager.hh"
#include "G4UIExecutive.hh"
#include "G4VisExecutive.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

Chem3 example.

Definition in file chem3.cc.

Function Documentation

int main	(	int	argc,
		char **	argv
	)

Definition at line 73 of file chem3.cc.

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

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

#ifdef G4MULTITHREADED
  G4RunManager* runManager(0);
  if ((commandLine = parser->GetCommandIfActive("-mt")))
  {
    runManager = new G4MTRunManager;
    int nThreads = 2;
    const G4String& option = commandLine->GetOption();
    if(option == "")
    {
      nThreads = G4UIcommand::ConvertToInt(commandLine->GetDefaultOption());
    }
    else if(option == "NMAX")
    {
     nThreads = G4Threading::G4GetNumberOfCores();
    }
    else
    {
      nThreads = G4UIcommand::ConvertToInt(option);
    }

    G4cout << "===== Chem3 is started with "
       << ((G4MTRunManager*) runManager)->GetNumberOfThreads()
       << " threads =====" << G4endl;

    ((G4MTRunManager*) runManager)->SetNumberOfThreads(nThreads);
  }
  else
  {
    runManager = new G4RunManager();
  }
#else
  G4RunManager* runManager = new G4RunManager();
#endif

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

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

  // Initialize visualization
  G4VisManager* visManager = new G4VisExecutive;
  // G4VisExecutive can take a verbosity argument - see /vis/verbose guidance.
  // G4VisManager* visManager = new G4VisExecutive("Quiet");
  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 800x600-0+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 beam.in");
  }

  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
  // Free the store: user actions, physics_list and detector_description are
  // owned and deleted by the run manager, so they should not be deleted
  // in the main() program !

  delete visManager;
  delete runManager;

  CommandLineParser::DeleteInstance();

  return 0;
}

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

CommandLineParser* parser

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