Gabriele Cosmo
311 lines
11 KiB
C++
311 lines
11 KiB
C++
//
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// ********************************************************************
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// * License and Disclaimer *
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// * *
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// * The Geant4 software is copyright of the Copyright Holders of *
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// * the Geant4 Collaboration. It is provided under the terms and *
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// * conditions of the Geant4 Software License, included in the file *
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// * LICENSE and available at http://cern.ch/geant4/license . These *
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// * include a list of copyright holders. *
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// * *
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// * Neither the authors of this software system, nor their employing *
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// * institutes,nor the agencies providing financial support for this *
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// * work make any representation or warranty, express or implied, *
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// * regarding this software system or assume any liability for its *
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// * use. Please see the license in the file LICENSE and URL above *
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// * for the full disclaimer and the limitation of liability. *
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// * *
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// * This code implementation is the result of the scientific and *
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// * technical work of the GEANT4 collaboration. *
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// * By using, copying, modifying or distributing the software (or *
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// * any work based on the software) you agree to acknowledge its *
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// * use in resulting scientific publications, and indicate your *
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// * acceptance of all terms of the Geant4 Software license. *
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// ********************************************************************
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//
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/// \file extensibleFactory.cc
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/// \brief Main program of the extensibleFactory example
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//
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//
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//
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// -------------------------------------------------------------
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// extensibleFactory
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//
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// Application demonstrating the extensible physics list factory
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//
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// Author of hadronic/Hadr00/Hadr00.cc
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// V.Ivanchenko, 20 June 2008 (as hadronic/Hadr00/Hadr00.cc)
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// Author of examples/extended/physicslists/factory/factory.cc
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// I. Hrivnacova, 2017-09-26
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// Modified from factory.cc
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// R.Hatcher 2017-10-31
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// copied from examples/extended/physicslists/factory
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// modified to use alternative extensible physics list factory
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//
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// -------------------------------------------------------------
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//
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//
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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#include "DetectorConstruction.hh"
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#include "ActionInitialization.hh"
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#include "PrimaryGeneratorAction.hh"
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#include "G4RunManagerFactory.hh"
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/////////////////////////////////////////////////////////////////////////////
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// The following change is the _only_ required changed to move from
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// the non-extensible factory to the exensible factory. All other changes
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// relative to the "factory" example are there to demonstrate new features.
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/////////////////////////////////////////////////////////////////////////////
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//non-extensible: #include "G4PhysListFactory.hh"
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#include "G4PhysListFactoryAlt.hh"
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//use this for drop-in replacement: using namespace g4alt;
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/////////////////////////////////////////////////////////////////////////////
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// headers needed to demonstrate new featues
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/////////////////////////////////////////////////////////////////////////////
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// allow ourselves to extend the short names for physics ctor addition/replace
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// along the same lines as EMX, EMY, etc
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#include "G4PhysListRegistry.hh"
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// allow ourselves to give the user extra info about available physics ctors
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#include "G4PhysicsConstructorFactory.hh"
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// pull in a user defined physics list definition into the main program
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// and register it with the factory (doesn't have to be the main program
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// but the .o containing the declaration _must_ get linked/loaded)
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#include "G4PhysListStamper.hh" // defines macro for factory registration
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#include "MySpecialPhysList.hh"
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G4_DECLARE_PHYSLIST_FACTORY(MySpecialPhysList);
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/////////////////////////////////////////////////////////////////////////////
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#include "G4VModularPhysicsList.hh"
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#include "G4UImanager.hh"
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#include "Randomize.hh"
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#include "G4VisExecutive.hh"
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#include "G4UIExecutive.hh"
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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namespace {
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void PrintAvailable(G4int verbosity) {
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G4cout << G4endl;
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G4cout << "extensibleFactory: here are the available physics lists:"
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<< G4endl;
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g4alt::G4PhysListFactory factory;
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factory.PrintAvailablePhysLists();
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// if user asked for extra verbosity then print physics ctors as well
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if ( verbosity > 1 ) {
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G4cout << G4endl;
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G4cout << "extensibleFactory: "
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<< "here are the available physics ctors that can be added:"
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<< G4endl;
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G4PhysicsConstructorRegistry* g4pctorFactory =
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G4PhysicsConstructorRegistry::Instance();
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g4pctorFactory->PrintAvailablePhysicsConstructors();
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}
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}
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void PrintUsage(G4int verbosity) {
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G4cerr << " Usage: " << G4endl;
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G4cerr << " extensibleFactory [-m macro ] [-p physList ]"
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<< " [-u UIsession] [-t nThreads]" << G4endl
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<< " [-v | --verbose] [-h | --help]" << G4endl;
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G4cerr << " note: -t option is available only for multi-threaded mode."
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<< G4endl;
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G4cerr << " note: -v can be repeated to increase verbosity." << G4endl;
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G4cerr << G4endl;
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if (verbosity>0) PrintAvailable(verbosity);
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}
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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int main(int argc,char** argv)
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{
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// Evaluate arguments
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//
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if ( argc > 13 ) {
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PrintUsage(0);
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return 1;
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}
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G4String macro;
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G4String session;
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G4String physListName;
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char* physListNameEnv = nullptr;
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G4String gdmlFileName;
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#ifdef G4MULTITHREADED
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G4int nofThreads = 0;
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#endif
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G4int verbosity = 0;
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for ( G4int i=1; i<argc; i=i+2 ) {
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G4String g4argv(argv[i]); // convert only once
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if ( g4argv == "-m" ) macro = argv[i+1];
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else if ( g4argv == "-u" ) session = argv[i+1];
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else if ( g4argv == "-p" ) physListName = argv[i+1];
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#ifdef G4MULTITHREADED
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else if ( g4argv == "-t" ) {
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nofThreads = G4UIcommand::ConvertToInt(argv[i+1]);
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}
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#endif
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else if ( g4argv == "-v" || g4argv == "--verbose" ) {
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++verbosity; // verbose flag doesn't take an argument
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--i ; // don't increment argc by two, just the one
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}
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else if ( g4argv == "-h" || g4argv == "--help" ) {
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PrintUsage(verbosity+1);
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return 1;
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}
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else {
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PrintUsage(0);
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return 1;
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}
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}
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// Detect interactive mode (if no arguments) and define UI session
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//
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G4UIExecutive* ui = nullptr;
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if ( ! macro.size() ) {
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ui = new G4UIExecutive(argc, argv, session);
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}
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// Choose the Random engine //choose the Random engine
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G4Random::setTheEngine(new CLHEP::RanecuEngine());
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// Construct the run manager
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auto* runManager = G4RunManagerFactory::CreateRunManager();
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#ifdef G4MULTITHREADED
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if ( nofThreads > 0 ) {
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runManager->SetNumberOfThreads(nofThreads);
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}
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#endif
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// g4alt::G4PhysListFactoryAlt is the extensible factory
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// including the G4PhysListFactoryAlt.hh header and the line:
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// using namespace g4alt;
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// would make this a drop-in replacement, but we'll list the explicit
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// namespace here just for clarity
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g4alt::G4PhysListFactory factory;
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G4VModularPhysicsList* physList = nullptr;
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// Show how an alternative default list could be set
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// but set the default to the normal default FTFP_BERT.
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// This is what is used when no -p flag is given and $PHYSLIST
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// is not defined in the environment.
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G4String defaultPhysListName = "FTFP_BERT";
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if ( verbosity > 0 ) {
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G4cout << "extensibleFactory: SetDefaultReferencePhysList to '"
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<< defaultPhysListName << "' ('' = system default)"
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<< G4endl << G4endl;
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}
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factory.SetDefaultReferencePhysList(defaultPhysListName);
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// set a short name for G4RadioactiveDecayPhysics
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G4PhysListRegistry* plreg = G4PhysListRegistry::Instance();
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plreg->AddPhysicsExtension("RADIO","G4RadioactiveDecayPhysics");
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plreg->AddPhysicsExtension("MYPHYSICS","MyG4PhysicsPhysics");
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if ( verbosity > 0 ) {
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G4cout << "extensibleFactory: adding extensions" << G4endl
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<< " RADIO ===> G4RadioactiveDecayPhysics" << G4endl
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<< " MYPHYSICS ===> MyG4PhysicsPhysics" << G4endl
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<< G4endl;
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}
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// Get Reference PhysicsList via its name, or if none given
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// from environment varialb e$PHYSLIST, with fall back to a default
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if ( physListName.size() ) {
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if ( verbosity > 0 ) {
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G4cout << "extensibleFactory: explicitly using '"
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<< physListName << "'" << G4endl;
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}
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physList = factory.GetReferencePhysList(physListName);
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} else {
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if ( verbosity > 0 ) {
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G4cout << "extensibleFactory: no -p flag;"
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<< " using ReferencePhysList() ($PHYSLIST or default)" << G4endl;
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}
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physList = factory.ReferencePhysList();
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if ( ! physList ) {
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// failed? get what the user set, but we couldn't find
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physListNameEnv = std::getenv("PHYSLIST");
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if ( physListNameEnv ) {
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G4cout << "extensibleFactory: $PHYSLIST="
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<< physListNameEnv << G4endl;
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}
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}
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}
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// deal with failure to get what the user wanted
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// print what they _could_ use
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if ( ! physList ) {
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G4cerr << "extensibleFactory: PhysicsList '"
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<< ( physListNameEnv ? physListNameEnv : physListName )
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<< "' was not available in g4alt::PhysListFactory." << G4endl;
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PrintAvailable(verbosity);
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// if we can't get what the user asked for...
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// don't go on to use something else, that's confusing
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G4ExceptionDescription ED;
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ED << "The factory for the physicslist ["
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<< ( physListNameEnv ? physListNameEnv : physListName )
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<< "] does not exist!"
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<< G4endl;
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G4Exception("extensibleFactory",
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"extensibleFactory001", FatalException, ED);
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exit(42);
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}
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// Set mandatory initialization classes
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runManager->SetUserInitialization(new DetectorConstruction());
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runManager->SetUserInitialization(physList);
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// set user action classes
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auto actinit =
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new ActionInitialization("extensibleFactory");
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runManager->SetUserInitialization(actinit);
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// Initialize visualization
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G4VisManager* visManager = new G4VisExecutive;
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// G4VisExecutive can take a verbosity argument - see /vis/verbose guidance.
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// G4VisManager* visManager = new G4VisExecutive("Quiet");
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visManager->Initialize();
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// Get the pointer to the User Interface manager
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G4UImanager* UImanager = G4UImanager::GetUIpointer();
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if ( macro.size() ) {
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// batch mode
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G4String command = "/control/execute ";
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UImanager->ApplyCommand(command+macro);
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}
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else {
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// interactive mode : define UI session
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UImanager->ApplyCommand("/control/execute init_vis.mac");
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ui->SessionStart();
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delete ui;
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}
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// Job termination
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// Free the store: user actions, physics_list and detector_description are
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// owned and deleted by the run manager, so they should not be deleted
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// in the main() program !
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delete visManager;
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delete runManager;
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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