visualization/vtk/exampleVtk.cc

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0025 //
0026 /// \file exampleVtk.cc
0027 /// \brief Main program of the visualization/vtk example
0028
0029 #include "ActionInitialization.hh"
0030 #include "DetectorConstruction.hh"
0031 #include "QBBC.hh"
0032
0033 #include "G4RunManagerFactory.hh"
0034 #include "G4ScoringManager.hh"
0035 #include "G4SteppingVerbose.hh"
0036 #include "G4UIExecutive.hh"
0037 #include "G4UImanager.hh"
0038 #include "G4VisExecutive.hh"
0039 #include "Randomize.hh"
0040
0041 using namespace VtkVis;
0042
0043 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0044
0045 int main(int argc, char** argv)
0046 {
0047   // Detect interactive mode (if no arguments) and define UI session
0048   //
0049   G4UIExecutive* ui = nullptr;
0050   if (argc == 1) {
0051     ui = new G4UIExecutive(argc, argv);
0052   }
0053
0054   // Optionally: choose a different Random engine...
0055   // G4Random::setTheEngine(new CLHEP::MTwistEngine);
0056
0057   // use G4SteppingVerboseWithUnits
0058   G4int precision = 4;
0059   G4SteppingVerbose::UseBestUnit(precision);
0060
0061   // Construct the default run manager
0062   //
0063   auto* runManager = G4RunManagerFactory::CreateRunManager(G4RunManagerType::Default);
0064   G4ScoringManager* scoringManager = G4ScoringManager::GetScoringManager();
0065
0066   // Set mandatory initialization classes
0067   //
0068   // Detector construction
0069   runManager->SetUserInitialization(new DetectorConstruction());
0070
0071   // Physics list
0072   G4VModularPhysicsList* physicsList = new QBBC;
0073   physicsList->SetVerboseLevel(1);
0074   runManager->SetUserInitialization(physicsList);
0075
0076   // User action initialization
0077   runManager->SetUserInitialization(new ActionInitialization());
0078
0079   // Initialize visualization with the default graphics system
0080   auto visManager = new G4VisExecutive(argc, argv);
0081   // Constructors can also take optional arguments:
0082   // - a graphics system of choice, eg. "OGL"
0083   // - and a verbosity argument - see /vis/verbose guidance.
0084   // auto visManager = new G4VisExecutive(argc, argv, "OGL", "Quiet");
0085   // auto visManager = new G4VisExecutive("Quiet");
0086   visManager->Initialize();
0087
0088   // Get the pointer to the User Interface manager
0089   G4UImanager* UImanager = G4UImanager::GetUIpointer();
0090
0091   // Process macro or start UI session
0092   //
0093   if (!ui) {
0094     // batch mode
0095     G4String command = "/control/execute ";
0096     G4String fileName = argv[1];
0097     UImanager->ApplyCommand(command + fileName);
0098   }
0099   else {
0100     // interactive mode
0101     UImanager->ApplyCommand("/control/execute init_vis.mac");
0102     ui->SessionStart();
0103     delete ui;
0104   }
0105
0106   // Job termination
0107   // Free the store: user actions, physics_list and detector_description are
0108   // owned and deleted by the run manager, so they should not be deleted
0109   // in the main() program !
0110
0111   delete visManager;
0112   delete runManager;
0113 }
0114
0115 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.....