include/Geant4/G4StackChecker.hh

0001 //
0002 // ********************************************************************
0003 // * License and Disclaimer                                           *
0004 // *                                                                  *
0005 // * The  Geant4 software  is  copyright of the Copyright Holders  of *
0006 // * the Geant4 Collaboration.  It is provided  under  the terms  and *
0007 // * conditions of the Geant4 Software License,  included in the file *
0008 // * LICENSE and available at  http://cern.ch/geant4/license .  These *
0009 // * include a list of copyright holders.                             *
0010 // *                                                                  *
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0014 // * regarding  this  software system or assume any liability for its *
0015 // * use.  Please see the license in the file  LICENSE  and URL above *
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0017 // *                                                                  *
0018 // * This  code  implementation is the result of  the  scientific and *
0019 // * technical work of the GEANT4 collaboration.                      *
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0023 // * acceptance of all terms of the Geant4 Software license.          *
0024 // ********************************************************************
0025 //
0026 // G4StackChecker
0027 //
0028 // Class description:
0029 //
0030 // A UserStackingAction for removing unreasonable tracks.
0031
0032 // Author: Makoto Asai, 2003
0033 // --------------------------------------------------------------------
0034 #ifndef G4StackChecker_hh
0035 #define G4StackChecker_hh 1
0036
0037 #include "G4UserStackingAction.hh"
0038 #include "G4ClassificationOfNewTrack.hh"
0039 #include "G4ThreeVector.hh"
0040
0041 class G4Track;
0042
0043 class G4StackChecker : public G4UserStackingAction
0044 {
0045   public:
0046
0047     G4StackChecker() = default;
0048     ~G4StackChecker() override = default;
0049
0050     G4ClassificationOfNewTrack ClassifyNewTrack(const G4Track* track) override;
0051
0052   private:
0053
0054     G4ThreeVector nullDirection{0.0,0.0,0.0};
0055 };
0056
0057 #endif