dna/chem3/chem3.cc

0001 //
0002 // ********************************************************************
0003 // * License and Disclaimer                                           *
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0024 // ********************************************************************
0025 //
0026 /// \file chem3.cc
0027 /// \brief Main program of the dna/chem3 example
0028
0029 // This example is provided by the Geant4-DNA collaboration
0030 // Any report or published results obtained using the Geant4-DNA software
0031 // shall cite the following Geant4-DNA collaboration publication:
0032 // Med. Phys. 37 (2010) 4692-4708
0033 // J. Comput. Phys. 274 (2014) 841-882
0034 // The Geant4-DNA web site is available at http://geant4-dna.org
0035 //
0036 //
0037
0038 #include "ActionInitialization.hh"
0039 #include "DetectorConstruction.hh"
0040 #include "PhysicsList.hh"
0041
0042 #include "G4DNAChemistryManager.hh"
0043 #include "G4RunManagerFactory.hh"
0044 #include "G4UIExecutive.hh"
0045 #include "G4UImanager.hh"
0046 #include "G4VisExecutive.hh"
0047 #ifdef G4UI_USE_QT
0048 #  include "G4UIQt.hh"
0049 #endif
0050 #include "CommandLineParser.hh"
0051
0052 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0053
0054 /*
0055  * WARNING : Geant4 was initially not intended for this kind of application
0056  * This code is delivered as a prototype
0057  * We will be happy to hear from you, do not hesitate to send your feedback and
0058  * communicate on the difficulties you may encounter
0059  * The user interface may change in the next releases since a reiteration of the
0060  * code has started
0061  */
0062
0063 using namespace G4DNAPARSER;
0064 CommandLineParser* parser(0);
0065
0066 void Parse(int& argc, char** argv);
0067
0068 int main(int argc, char** argv)
0069 {
0070   //////////
0071   // Parse options given in commandLine
0072   //
0073   Parse(argc, argv);
0074
0075   //////////
0076   // Construct the run manager according to whether MT is activated or not
0077   //
0078   Command* commandLine(0);
0079
0080   auto* runManager = G4RunManagerFactory::CreateRunManager();
0081
0082   if ((commandLine = parser->GetCommandIfActive("-mt"))) {
0083     int nThreads = 2;
0084     const G4String& option = commandLine->GetOption();
0085     if (option == "") {
0086       nThreads = G4UIcommand::ConvertToInt(commandLine->GetDefaultOption());
0087     }
0088     else if (option == "NMAX") {
0089       nThreads = G4Threading::G4GetNumberOfCores();
0090     }
0091     else {
0092       nThreads = G4UIcommand::ConvertToInt(option);
0093     }
0094
0095     runManager->SetNumberOfThreads(nThreads);
0096
0097     G4cout << "===== Chem3 is started with " << runManager->GetNumberOfThreads()
0098            << " threads =====" << G4endl;
0099   }
0100
0101   //////////
0102   // Set mandatory user initialization classes
0103   //
0104   DetectorConstruction* detector = new DetectorConstruction;
0105   runManager->SetUserInitialization(new PhysicsList);
0106   runManager->SetUserInitialization(detector);
0107   runManager->SetUserInitialization(new ActionInitialization());
0108
0109   // Initialize G4 kernel
0110   runManager->Initialize();
0111
0112   // Initialize visualization
0113   G4VisManager* visManager = new G4VisExecutive;
0114   // G4VisExecutive can take a verbosity argument - see /vis/verbose guidance.
0115   // G4VisManager* visManager = new G4VisExecutive("Quiet");
0116   visManager->Initialize();
0117
0118   // Get the pointer to the User Interface manager
0119   G4UImanager* UImanager = G4UImanager::GetUIpointer();
0120   G4UIExecutive* ui(0);
0121
0122   // interactive mode : define UI session
0123   if ((commandLine = parser->GetCommandIfActive("-gui"))) {
0124     ui = new G4UIExecutive(argc, argv, commandLine->GetOption());
0125
0126     if (parser->GetCommandIfActive("-novis") == 0)
0127     // visualization is used by default
0128     {
0129       if ((commandLine = parser->GetCommandIfActive("-vis")))
0130       // select a visualization driver if needed (e.g. HepFile)
0131       {
0132         UImanager->ApplyCommand(G4String("/vis/open ") + commandLine->GetOption());
0133       }
0134       else
0135       // by default OGL is used
0136       {
0137         UImanager->ApplyCommand("/vis/open OGL 800x600-0+0");
0138       }
0139       UImanager->ApplyCommand("/control/execute vis.mac");
0140     }
0141
0142     if (ui->IsGUI()) UImanager->ApplyCommand("/control/execute gui.mac");
0143   }
0144   else
0145   // to be use visualization file (= store the visualization into
0146   // an external file:
0147   // ASCIITree ;  DAWNFILE ; HepRepFile ; VRML(1,2)FILE ; gMocrenFile ...
0148   {
0149     if ((commandLine = parser->GetCommandIfActive("-vis"))) {
0150       UImanager->ApplyCommand(G4String("/vis/open ") + commandLine->GetOption());
0151       UImanager->ApplyCommand("/control/execute vis.mac");
0152     }
0153   }
0154
0155   if ((commandLine = parser->GetCommandIfActive("-mac"))) {
0156     G4String command = "/control/execute ";
0157     UImanager->ApplyCommand(command + commandLine->GetOption());
0158   }
0159   else {
0160     UImanager->ApplyCommand("/control/execute beam.in");
0161   }
0162
0163   if ((commandLine = parser->GetCommandIfActive("-gui"))) {
0164 #ifdef G4UI_USE_QT
0165     G4UIQt* UIQt = static_cast<G4UIQt*>(UImanager->GetG4UIWindow());
0166     if (UIQt) {
0167       UIQt->AddViewerTabFromFile("README", "README from " + G4String(argv[0]));
0168     }
0169 #endif
0170     ui->SessionStart();
0171     delete ui;
0172   }
0173
0174   // Job termination
0175   // Free the store: user actions, physics_list and detector_description are
0176   // owned and deleted by the run manager, so they should not be deleted
0177   // in the main() program !
0178
0179   delete visManager;
0180   delete runManager;
0181
0182   CommandLineParser::DeleteInstance();
0183
0184   return 0;
0185 }
0186
0187 void Parse(int& argc, char** argv)
0188 {
0189   //////////
0190   // Parse options given in commandLine
0191   //
0192   parser = CommandLineParser::GetParser();
0193
0194   parser->AddCommand("-gui", Command::OptionNotCompulsory,
0195                      "Select geant4 UI or just launch a geant4 terminal session", "qt");
0196
0197   parser->AddCommand("-mac", Command::WithOption, "Give a mac file to execute", "macFile.mac");
0198
0199   // You cann your own command, as for instance:
0200   //  parser->AddCommand("-seed",
0201   //                     Command::WithOption,
0202   //                     "Give a seed value in argument to be tested", "seed");
0203   // it is then up to you to manage this option
0204
0205   parser->AddCommand("-mt", Command::OptionNotCompulsory,
0206                      "Launch in MT mode if available (events computed in parallel,"
0207                      " NOT RECOMMENDED WITH CHEMISTRY)",
0208                      "2");
0209
0210   parser->AddCommand("-chemOFF", Command::WithoutOption, "Deactivate chemistry");
0211
0212   parser->AddCommand("-vis", Command::WithOption, "Select a visualization driver",
0213                      "OGL 600x600-0+0");
0214
0215   parser->AddCommand("-novis", Command::WithoutOption, "Deactivate visualization when using GUI");
0216
0217   //////////
0218   // If -h or --help is given in option : print help and exit
0219   //
0220   if (parser->Parse(argc, argv) != 0)  // help is being printed
0221   {
0222     // if you are using ROOT, create a TApplication in this condition in order
0223     // to print the help from ROOT as well
0224     CommandLineParser::DeleteInstance();
0225     std::exit(0);
0226   }
0227
0228   ///////////
0229   // Kill application if wrong argument in command line
0230   //
0231   if (parser->CheckIfNotHandledOptionsExists(argc, argv)) {
0232     // if you are using ROOT, you should initialise your TApplication
0233     // before this condition
0234     abort();
0235   }
0236 }