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 // Class G4SamplingPostStepAction 00031 // 00032 // Class description: 00033 // 00034 // Used internally by importance and weight window sampling. 00035 // Creates cloned tracks or kills tracks. 00036 00037 // Author: Michael Dressel (Michael.Dressel@cern.ch) 00038 // ---------------------------------------------------------------------- 00039 #ifndef G4SamplingPostStepAction_hh 00040 #define G4SamplingPostStepAction_hh G4SamplingPostStepAction_hh 00041 00042 class G4VImportanceSplitExaminer; 00043 class G4ParticleChange; 00044 class G4Track; 00045 class G4Step; 00046 class G4Nsplit_Weight; 00047 class G4VTrackTerminator; 00048 00049 class G4SamplingPostStepAction 00050 { 00051 00052 public: // with description 00053 00054 explicit G4SamplingPostStepAction(const G4VTrackTerminator &TrackTerminator); 00055 // Constructor 00056 00057 ~G4SamplingPostStepAction(); 00058 // Destructor 00059 00060 void DoIt(const G4Track& aTrack, 00061 G4ParticleChange *aParticleChange, 00062 const G4Nsplit_Weight &nw); 00063 // Do the PostStepDoIt part common to importance and weight window 00064 // sampling in the 00065 // "mass" and "parallel" geometry. 00066 00067 private: 00068 00069 void Split(const G4Track &aTrack, 00070 const G4Nsplit_Weight &nw, 00071 G4ParticleChange *aParticleChange); 00072 00073 const G4VTrackTerminator &fTrackTerminator; 00074 00075 }; 00076 00077 #endif