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 | // |
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28 | |
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29 | #include "G4Track.hh" |
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30 | |
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31 | #include "F04SteppingAction.hh" |
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32 | #include "G4SteppingManager.hh" |
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33 | #include "F04SteppingActionMessenger.hh" |
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34 | |
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35 | #include "G4ParticleTypes.hh" |
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36 | |
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37 | #include "F04UserTrackInformation.hh" |
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38 | |
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39 | F04SteppingAction::F04SteppingAction() |
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40 | { |
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41 | steppingMessenger = new F04SteppingActionMessenger(this); |
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42 | } |
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43 | |
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44 | F04SteppingAction::~F04SteppingAction() |
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45 | { |
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46 | delete steppingMessenger ; |
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47 | } |
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48 | |
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49 | void F04SteppingAction::UserSteppingAction(const G4Step* theStep) |
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50 | { |
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51 | G4Track* theTrack = theStep->GetTrack(); |
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52 | |
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53 | if (theTrack->GetParentID()==0) { |
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54 | //This is a primary track |
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55 | G4String theVolumeName = theStep->GetPreStepPoint()-> |
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56 | GetPhysicalVolume()->GetName(); |
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57 | if (theVolumeName != "Target") { |
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58 | theTrack->SetTrackStatus(fStopAndKill); |
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59 | return; |
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60 | } |
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61 | } |
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62 | |
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63 | // G4ParticleDefinition* particleType = theTrack->GetDefinition(); |
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64 | |
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65 | // check if it is entering the test volume |
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66 | G4StepPoint* thePrePoint = theStep->GetPreStepPoint(); |
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67 | G4VPhysicalVolume* thePrePV = thePrePoint->GetPhysicalVolume(); |
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68 | G4String thePrePVname = thePrePV->GetName(); |
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69 | |
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70 | G4String thePostPVname = " "; |
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71 | G4StepPoint* thePostPoint = theStep->GetPostStepPoint(); |
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72 | |
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73 | if (thePostPoint) { |
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74 | G4VPhysicalVolume* thePostPV = thePostPoint->GetPhysicalVolume(); |
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75 | if (thePostPV) thePostPVname = thePostPV->GetName(); |
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76 | } |
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77 | |
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78 | if (thePrePVname != "TestPlane" && |
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79 | thePostPVname == "TestPlane") { |
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80 | |
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81 | // G4double x = theTrack->GetPosition().x(); |
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82 | // G4double y = theTrack->GetPosition().y(); |
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83 | |
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84 | G4ThreeVector theMomentumDirection = theTrack-> |
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85 | GetDynamicParticle()->GetMomentumDirection(); |
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86 | // G4double theTotalMomentum = theTrack->GetDynamicParticle()-> |
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87 | // GetTotalMomentum(); |
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88 | |
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89 | // then kill the track |
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90 | theTrack->SetTrackStatus(fStopAndKill); |
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91 | return; |
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92 | |
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93 | } |
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94 | |
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95 | // G4double z = theTrack->GetPosition().z(); |
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96 | |
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97 | F04UserTrackInformation* trackInformation = |
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98 | (F04UserTrackInformation*)theTrack->GetUserInformation(); |
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99 | |
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100 | if (trackInformation->GetTrackStatusFlag() != reverse) { |
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101 | if (thePrePVname != "Target" ) { |
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102 | if ( theTrack-> GetMomentumDirection().z()>0.0 && |
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103 | theTrack->GetVertexMomentumDirection().z()<0.0 ) |
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104 | { |
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105 | trackInformation->SetTrackStatusFlag(reverse); |
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106 | } |
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107 | } |
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108 | } |
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109 | |
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110 | // check if it is alive |
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111 | if (theTrack->GetTrackStatus() == fAlive) { return; } |
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112 | |
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113 | if (thePostPoint->GetProcessDefinedStep() != 0) { |
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114 | if (thePostPoint->GetProcessDefinedStep()->GetProcessName() != "Decay") return; |
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115 | } |
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116 | |
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117 | } |
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