| 1 | //
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| 2 | // ********************************************************************
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| 3 | // * License and Disclaimer *
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| 4 | // * *
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| 5 | // * The Geant4 software is copyright of the Copyright Holders of *
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| 6 | // * the Geant4 Collaboration. It is provided under the terms and *
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| 7 | // * conditions of the Geant4 Software License, included in the file *
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| 8 | // * LICENSE and available at http://cern.ch/geant4/license . These *
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| 9 | // * include a list of copyright holders. *
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| 10 | // * *
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| 11 | // * Neither the authors of this software system, nor their employing *
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| 12 | // * institutes,nor the agencies providing financial support for this *
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| 13 | // * work make any representation or warranty, express or implied, *
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| 14 | // * regarding this software system or assume any liability for its *
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| 15 | // * use. Please see the license in the file LICENSE and URL above *
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| 16 | // * for the full disclaimer and the limitation of liability. *
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| 17 | // * *
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| 18 | // * This code implementation is the result of the scientific and *
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| 19 | // * technical work of the GEANT4 collaboration. *
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| 20 | // * By using, copying, modifying or distributing the software (or *
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| 21 | // * any work based on the software) you agree to acknowledge its *
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| 22 | // * use in resulting scientific publications, and indicate your *
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| 23 | // * acceptance of all terms of the Geant4 Software license. *
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| 24 | // ********************************************************************
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| 25 | //
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| 26 | //
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| 27 | // $Id: G4MSSteppingAction.cc,v 1.2 2006/06/29 21:13:42 gunter Exp $
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| 28 | // GEANT4 tag $Name: HEAD $
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| 29 | //
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| 30 | //
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| 31 | //
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| 32 |
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| 33 |
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| 34 | #include "G4MSSteppingAction.hh"
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| 35 |
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| 36 | #include "G4Step.hh"
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| 37 | #include "G4VPhysicalVolume.hh"
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| 38 | #include "G4LogicalVolume.hh"
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| 39 | #include "G4Region.hh"
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| 40 | #include "G4Material.hh"
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| 41 |
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| 42 | G4MSSteppingAction::G4MSSteppingAction()
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| 43 | {
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| 44 | Initialize(false,0);
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| 45 | }
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| 46 |
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| 47 | G4MSSteppingAction::~G4MSSteppingAction()
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| 48 | {;}
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| 49 |
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| 50 | void G4MSSteppingAction::Initialize(G4bool rSens,G4Region* reg)
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| 51 | {
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| 52 | regionSensitive = rSens;
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| 53 | theRegion = reg;
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| 54 | length = 0.;
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| 55 | x0 = 0.;
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| 56 | lambda = 0.;
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| 57 | }
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| 58 |
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| 59 | void G4MSSteppingAction::UserSteppingAction(const G4Step* aStep)
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| 60 | {
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| 61 | G4StepPoint* preStepPoint = aStep->GetPreStepPoint();
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| 62 | G4Region* region = preStepPoint->GetPhysicalVolume()->GetLogicalVolume()->GetRegion();
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| 63 |
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| 64 | if(regionSensitive && (region!=theRegion)) return;
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| 65 |
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| 66 | G4double stlen = aStep->GetStepLength();
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| 67 | G4Material* material = preStepPoint->GetMaterial();
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| 68 | length += stlen;
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| 69 | x0 += stlen/(material->GetRadlen());
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| 70 | lambda += stlen/(material->GetNuclearInterLength());
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| 71 | }
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| 72 |
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