| 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 | #include "MedLinacTrackingAction.hh" |
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| 29 | #include "G4TrackingManager.hh" |
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| 30 | #include "G4Track.hh" |
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| 31 | |
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| 32 | #include "MedLinacDetectorConstruction.hh" |
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| 33 | #include "MedLinacTargetAndFilterDecorator.hh" |
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| 34 | #include "G4TrackStatus.hh" |
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| 35 | #include "G4VPhysicalVolume.hh" |
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| 36 | #include "G4Navigator.hh" |
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| 37 | #include "G4TransportationManager.hh" |
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| 38 | #include "G4ParticleDefinition.hh" |
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| 39 | #include "G4ParticleTypes.hh" |
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| 40 | |
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| 41 | void MedLinacTrackingAction::PreUserTrackingAction(const G4Track* aTrack) |
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| 42 | { |
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| 43 | |
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| 44 | |
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| 45 | // global geometry navigator |
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| 46 | gNavigator = G4TransportationManager::GetTransportationManager() |
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| 47 | ->GetNavigatorForTracking(); |
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| 48 | |
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| 49 | |
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| 50 | // Create trajectory only for primaries |
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| 51 | |
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| 52 | // check if particle is gamma |
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| 53 | G4ParticleDefinition* particleType = aTrack->GetDefinition(); |
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| 54 | G4ThreeVector direction = aTrack->GetMomentumDirection(); |
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| 55 | G4double theta = std::acos(std::abs(direction.z())); |
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| 56 | |
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| 57 | //if(aTrack->GetParentID()==0) |
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| 58 | //fpTrackingManager->SetStoreTrajectory(true); |
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| 59 | |
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| 60 | if(particleType==G4Gamma::GammaDefinition()) { |
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| 61 | if(theta>=20.*deg){ |
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| 62 | // check if particle is in target |
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| 63 | G4ThreeVector pos = aTrack->GetPosition(); |
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| 64 | G4ThreeVector *ptr = NULL; |
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| 65 | G4VPhysicalVolume *theVolume; |
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| 66 | theVolume = gNavigator->LocateGlobalPointAndSetup(pos,ptr,false); |
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| 67 | if(theVolume->GetName() == "targetA"||theVolume->GetName() == "targetB") { |
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| 68 | |
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| 69 | fpTrackingManager->SetStoreTrajectory(false); } |
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| 70 | } |
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| 71 | } |
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| 72 | else |
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| 73 | {fpTrackingManager->SetStoreTrajectory(true);} |
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| 74 | } |
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