00001 // 00002 // ******************************************************************** 00003 // * License and Disclaimer * 00004 // * * 00005 // * The Geant4 software is copyright of the Copyright Holders of * 00006 // * the Geant4 Collaboration. It is provided under the terms and * 00007 // * conditions of the Geant4 Software License, included in the file * 00008 // * LICENSE and available at http://cern.ch/geant4/license . These * 00009 // * include a list of copyright holders. * 00010 // * * 00011 // * Neither the authors of this software system, nor their employing * 00012 // * institutes,nor the agencies providing financial support for this * 00013 // * work make any representation or warranty, express or implied, * 00014 // * regarding this software system or assume any liability for its * 00015 // * use. Please see the license in the file LICENSE and URL above * 00016 // * for the full disclaimer and the limitation of liability. * 00017 // * * 00018 // * This code implementation is the result of the scientific and * 00019 // * technical work of the GEANT4 collaboration. * 00020 // * By using, copying, modifying or distributing the software (or * 00021 // * any work based on the software) you agree to acknowledge its * 00022 // * use in resulting scientific publications, and indicate your * 00023 // * acceptance of all terms of the Geant4 Software license. * 00024 // ******************************************************************** 00025 // 00026 // 00027 // $Id$ 00028 // 00029 // 00030 // Abstract interface for GEANT4 Global Fast Simulation Manager. 00031 // P. Mora de Freitas & M. Verderi 14/April/1999. 00032 // 00033 // Class description: 00034 // 00035 // G4GlobalFastSimulationManager is a "Singleton", i.e., only one instance 00036 // of it may exist. This is ensured by making the constructor private. 00037 // 00038 // G4VGlobalFastSimulationManager is an abstract interface for the 00039 // G4GlobalFastSimulationManager one. It has the public access function 00040 // GetConcreteInstance(), which is used to obtain a pointer to the concrete 00041 // G4GlobalFastSimulationManager, should it exist. After 00042 // 00043 // G4VGlobalFastSimulationManager* pVFSMan = 00044 // G4VGlobalFastSimulationManager::GetConcreteInstance (); 00045 // 00046 // pVFSMan points to the real (concrete) G4GlobalFastSimulationManager if 00047 // at least a parameterisation envelope exists, otherwise is zero. 00048 // 00049 // Thus all code must be protected, for example by: 00050 // if (pVFSMan) 00051 // G4FlavoredParallelWorld* = 00052 // pVFSMan -> GetFlavoredWorldForThis(p); 00053 // 00054 00055 #ifndef G4VGLOBALFASTSIMULATIONMANAGER_HH 00056 #define G4VGLOBALFASTSIMULATIONMANAGER_HH 00057 00058 class G4VFlavoredParallelWorld; 00059 class G4ParticleDefinition; 00060 00061 class G4VGlobalFastSimulationManager 00062 { 00063 00064 public: // with description 00065 00066 static G4VGlobalFastSimulationManager* GetConcreteInstance (); 00067 // Returns pointer to actual Global Fast Simulation manager if 00068 // at least a parameterisation envelope exists. Always check value. 00069 00070 virtual ~G4VGlobalFastSimulationManager () {} 00071 00072 virtual 00073 G4VFlavoredParallelWorld* GetFlavoredWorldForThis(G4ParticleDefinition*)=0; 00074 // VGlobalFastSimulationManager interface for visualisation. 00075 00076 protected: 00077 00078 static void SetConcreteInstance (G4VGlobalFastSimulationManager*); 00079 // Sets the pointer to actual Global Fast Simulation manager. 00080 00081 static G4VGlobalFastSimulationManager* fpConcreteInstance; 00082 // Pointer to real G4GlobalFastSimulationManager. 00083 00084 }; 00085 00086 #endif