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: $ |
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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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