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examples/extended/parameterisations/Par01/examplePar01.cc

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+//
+// ********************************************************************
+// * License and Disclaimer                                           *
+// *                                                                  *
+// * The  Geant4 software  is  copyright of the Copyright Holders  of *
+// * the Geant4 Collaboration.  It is provided  under  the terms  and *
+// * conditions of the Geant4 Software License,  included in the file *
+// * LICENSE and available at  http://cern.ch/geant4/license .  These *
+// * include a list of copyright holders.                             *
+// *                                                                  *
+// * Neither the authors of this software system, nor their employing *
+// * institutes,nor the agencies providing financial support for this *
+// * work  make  any representation or  warranty, express or implied, *
+// * regarding  this  software system or assume any liability for its *
+// * use.  Please see the license in the file  LICENSE  and URL above *
+// * for the full disclaimer and the limitation of liability.         *
+// *                                                                  *
+// * 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 *
+// * use  in  resulting  scientific  publications,  and indicate your *
+// * acceptance of all terms of the Geant4 Software license.          *
+// ********************************************************************
+//
+//
+// $Id: examplePar01.cc 77659 2013-11-27 08:57:46Z gcosmo $
+//
+// 
+// --------------------------------------------------------------
+//      GEANT 4 - examplePar01
+// --------------------------------------------------------------
+// Comments
+//
+// Example of a main program making use of parameterisation
+// i.e. "Fast Simulation"
+//-------------------------------------------------------------------
+
+//-------------------
+// Generator action:
+//-------------------
+#include "Par01PrimaryGeneratorAction.hh"
+
+//---------------------------
+// Parameterisation manager:
+//---------------------------
+#include "G4GlobalFastSimulationManager.hh"
+
+//------------
+// Geometries:
+//------------
+#include "Par01DetectorConstruction.hh"
+#include "Par01ParallelWorldForPion.hh"
+
+//-----------------------------------
+// Par01PhysicsList (makes use of the
+// G4ParameterisationManagerProcess):
+//-----------------------------------
+#include "Par01PhysicsList.hh"
+
+#include "G4UImanager.hh"
+#ifdef G4MULTITHREADED
+#include "G4MTRunManager.hh"
+#else
+#include "G4RunManager.hh"
+#endif
+#include "Par01ActionInitialization.hh"
+
+#ifdef G4VIS_USE
+#include "G4VisExecutive.hh"
+#endif
+
+#ifdef G4UI_USE
+#include "G4UIExecutive.hh"
+#endif
+
+int main(int argc, char** argv)
+{
+  //-------------------------------
+  // Initialization of Run manager
+  //-------------------------------
+#ifdef G4MULTITHREADED
+  G4MTRunManager * runManager = new G4MTRunManager;
+  runManager->SetNumberOfThreads(4);
+  G4cout<<"+-------------------------------------------------------+"<<G4endl;
+  G4cout<<"|              Constructing MT run manager              |"<<G4endl;
+  G4cout<<"+-------------------------------------------------------+"<<G4endl;
+#else
+  G4RunManager * runManager = new G4RunManager;
+  G4cout<<"+-------------------------------------------------------+"<<G4endl;
+  G4cout<<"|        Constructing sequential run manager            |"<<G4endl;
+  G4cout<<"+-------------------------------------------------------+"<<G4endl;
+#endif
+
+  // Detector/mass geometry and parallel geometry(ies):
+  G4VUserDetectorConstruction* detector = new Par01DetectorConstruction();
+  // -- Parallel geometry for pion parameterisation
+  detector->RegisterParallelWorld(new Par01ParallelWorldForPion("pionGhostWorld"));
+  // --  The name passed must be the same passed to the
+  // -- G4FastSimulationManagerProcess attached to the pions
+  runManager->SetUserInitialization(detector);
+  
+  // PhysicsList (including G4FastSimulationManagerProcess)
+  G4VUserPhysicsList* physicsList = new Par01PhysicsList;
+  runManager->SetUserInitialization(physicsList);
+
+  //-------------------------------
+  // UserAction classes
+  //-------------------------------
+  runManager->SetUserInitialization( new Par01ActionInitialization );
+
+  // Initialize Run manager
+  runManager->Initialize();
+
+  //----------------
+  // Visualization:
+  //----------------
+#ifdef G4VIS_USE
+  G4cout << "Instantiating Visualization Manager......." << G4endl;
+  G4VisManager* visManager = new G4VisExecutive;
+  visManager -> Initialize ();
+#endif
+
+  if(argc==1)
+  {
+    //--------------------------
+    // Define (G)UI
+    //--------------------------
+#ifdef G4UI_USE
+    G4UIExecutive * ui = new G4UIExecutive(argc, argv);
+    ui->SessionStart();
+    delete ui;
+#endif
+  }
+  else
+  {
+    G4String command = "/control/execute ";
+    G4String fileName = argv[1];
+    G4UImanager * UImanager = G4UImanager::GetUIpointer();
+    UImanager->ApplyCommand(command+fileName);
+  }
+
+  // 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 !
+
+#ifdef G4VIS_USE
+  delete visManager;
+#endif
+  delete runManager;
+
+  return 0;
+}