pdb4dna.cc

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//
// ********************************************************************
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// * the Geant4 Collaboration.  It is provided  under  the terms  and *
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// * work  make  any representation or  warranty, express or implied, *
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// * use.  Please see the license in the file  LICENSE  and URL above *
// * for the full disclaimer and the limitation of liability.         *
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// * This  code  implementation is the result of  the  scientific and *
// * technical work of the GEANT4 collaboration.                      *
// * By using,  copying,  modifying or  distributing the software (or *
// * any work based  on the software)  you  agree  to acknowledge its *
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// ********************************************************************
//
// This example is provided by the Geant4-DNA collaboration
// Any report or published results obtained using the Geant4-DNA software
// shall cite the following Geant4-DNA collaboration publication:
// Med. Phys. 37 (2010) 4692-4708
// Delage et al. PDB4DNA: implementation of DNA geometry from the Protein Data
//                  Bank (PDB) description for Geant4-DNA Monte-Carlo
//                  simulations (submitted to Comput. Phys. Commun.)
// The Geant4-DNA web site is available at http://geant4-dna.org
//
// $Id$
//

#include "DetectorConstruction.hh"
#include "PhysicsList.hh"
#include "ActionInitialization.hh"

#ifdef G4MULTITHREADED
#include "G4MTRunManager.hh"
#else
#include "G4RunManager.hh"
#endif

#include "G4UImanager.hh"
#include "Randomize.hh"
#include "G4VisExecutive.hh"
#include "G4UIExecutive.hh"
#include "G4UIQt.hh"
#include "CommandLineParser.hh"

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using namespace G4DNAPARSER;
CommandLineParser* parser(0);

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

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int main(int argc,char** argv)
{
  // 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;
}

//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.....

void Parse(int& argc, char** argv)
{
  // 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();
  }
}