| 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 | // $Id: StackingAction.cc,v 1.2 2007/03/02 11:08:41 maire Exp $ |
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| 27 | // GEANT4 tag $Name: geant4-09-04-beta-01 $ |
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| 28 | // |
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| 29 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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| 30 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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| 31 | |
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| 32 | #include "StackingAction.hh" |
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| 33 | |
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| 34 | #include "DetectorConstruction.hh" |
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| 35 | #include "RunAction.hh" |
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| 36 | #include "HistoManager.hh" |
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| 37 | #include "StackingMessenger.hh" |
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| 38 | |
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| 39 | #include "G4Track.hh" |
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| 40 | #include "G4EmCalculator.hh" |
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| 41 | |
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| 42 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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| 43 | |
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| 44 | StackingAction::StackingAction(DetectorConstruction* det, RunAction* run, |
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| 45 | HistoManager* histo) |
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| 46 | :detector(det),runAction(run),histoManager(histo) |
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| 47 | { |
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| 48 | matWall = 0; |
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| 49 | Zcav = 0.; |
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| 50 | emCal = 0; |
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| 51 | first = true; |
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| 52 | killTrack = true; |
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| 53 | |
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| 54 | //create a messenger for this class |
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| 55 | stackMessenger = new StackingMessenger(this); |
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| 56 | } |
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| 57 | |
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| 58 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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| 59 | |
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| 60 | StackingAction::~StackingAction() |
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| 61 | { |
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| 62 | delete emCal; |
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| 63 | delete stackMessenger; |
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| 64 | } |
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| 65 | |
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| 66 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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| 67 | |
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| 68 | G4ClassificationOfNewTrack |
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| 69 | StackingAction::ClassifyNewTrack(const G4Track* track) |
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| 70 | { |
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| 71 | //get detector informations |
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| 72 | if (first) { |
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| 73 | matWall = detector->GetWallMaterial(); |
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| 74 | Zcav = 0.5*(detector->GetCavityThickness()); |
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| 75 | emCal = new G4EmCalculator(); |
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| 76 | first = false; |
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| 77 | } |
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| 78 | |
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| 79 | G4ClassificationOfNewTrack status = fUrgent; |
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| 80 | |
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| 81 | //keep primary particle or neutral |
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| 82 | // |
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| 83 | G4ParticleDefinition* particle = track->GetDefinition(); |
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| 84 | G4bool neutral = (particle->GetPDGCharge() == 0.); |
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| 85 | if ((track->GetParentID() == 0) || neutral) return status; |
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| 86 | |
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| 87 | //energy spectrum of charged secondaries |
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| 88 | // |
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| 89 | G4double energy = track->GetKineticEnergy(); |
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| 90 | runAction->sumEsecond(energy); |
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| 91 | |
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| 92 | // kill e- which cannot reach Cavity |
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| 93 | // |
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| 94 | G4double position = (track->GetPosition()).z(); |
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| 95 | G4double safe = std::abs(position) - Zcav; |
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| 96 | G4double range = emCal->GetRangeFromRestricteDEDX(energy,particle,matWall); |
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| 97 | if (killTrack) { |
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| 98 | if (range < 0.8*safe) status = fKill; |
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| 99 | } |
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| 100 | |
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| 101 | //histograms |
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| 102 | // |
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| 103 | histoManager->FillHisto(1,position); |
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| 104 | histoManager->FillHisto(2,energy); |
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| 105 | G4ThreeVector direction = track->GetMomentumDirection(); |
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| 106 | histoManager->FillHisto(3,std::acos(direction.z())); |
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| 107 | |
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| 108 | return status; |
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| 109 | } |
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| 110 | |
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| 111 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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