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: G4VTrackTerminator.hh 69887 2013-05-17 08:17:02Z gcosmo $ 00028 // 00029 // ---------------------------------------------------------------------- 00030 // Class G4VTrackTerminator 00031 // 00032 // Class description: 00033 // 00034 // This is an interface for an object which can be called to kill a track. 00035 // The type it provides is needed in case importance biasing and scoring 00036 // is done at the same time. 00037 // For navigation in the parallel geometry which is done by the importance 00038 // biasing process (it derives from G4ParallelTransport), importance biasing 00039 // has to be done before scoring (to score the correct volume). 00040 // But since scoring would not be called if the importance biasing kills a 00041 // track, it only tells a G4VTrackTerminator to kill the track. 00042 // The scoring process implements the interface G4VTrackTerminator 00043 // and is now able to kill the track after it has performed the scoring. 00044 00045 // Author: Michael Dressel (Michael.Dressel@cern.ch) 00046 // ---------------------------------------------------------------------- 00047 #ifndef G4VTrackTerminator_hh 00048 #define G4VTrackTerminator_hh G4VTrackTerminator_hh 00049 00050 #include "G4Types.hh" 00051 #include "G4String.hh" 00052 00053 class G4VTrackTerminator 00054 { 00055 00056 public: // with description 00057 00058 G4VTrackTerminator(); 00059 virtual ~G4VTrackTerminator(); 00060 virtual void KillTrack() const = 0; 00061 virtual const G4String &GetName() const = 0; 00062 00063 protected: 00064 00065 G4double kCarTolerance; 00066 }; 00067 00068 #endif