Geant4 Cross Reference |
1 // 1 2 // ******************************************* 3 // * License and Disclaimer 4 // * 5 // * The Geant4 software is copyright of th 6 // * the Geant4 Collaboration. It is provided 7 // * conditions of the Geant4 Software License 8 // * LICENSE and available at http://cern.ch/ 9 // * include a list of copyright holders. 10 // * 11 // * Neither the authors of this software syst 12 // * institutes,nor the agencies providing fin 13 // * work make any representation or warran 14 // * regarding this software system or assum 15 // * use. Please see the license in the file 16 // * for the full disclaimer and the limitatio 17 // * 18 // * This code implementation is the result 19 // * technical work of the GEANT4 collaboratio 20 // * By using, copying, modifying or distri 21 // * any work based on the software) you ag 22 // * use in resulting scientific publicati 23 // * acceptance of all terms of the Geant4 Sof 24 // ******************************************* 25 // 26 27 #ifndef G4VFASTSIMSENSITIVEDETECTOR_HH 28 #define G4VFASTSIMSENSITIVEDETECTOR_HH 29 30 #include "G4FastHit.hh" 31 #include "G4FastTrack.hh" 32 #include "G4TouchableHistory.hh" 33 #include "G4VReadOutGeometry.hh" 34 #include "G4VSensitiveDetector.hh" 35 36 /** 37 * @brief Base class for the sensitive detecto 38 * 39 * Base class for a sensitive detector that al 40 * fast simulation models. It must me used in 41 * usual base class `G4VSensitiveDetector` for 42 * in G4Step. 43 * ProcessHits(...) method must be implemented 44 * saved in the hit collections. It is invoked 45 * can be called directly in the fast simulati 46 * known to the model), or via the helper clas 47 * locate appropriate volume and retrieve its 48 * An extended example extended/parameterisati 49 * G4VFastSimSensitiveDetector to deposit ener 50 * compare it to the detailed simulation. 51 * 52 */ 53 54 class G4VFastSimSensitiveDetector 55 { 56 public: 57 virtual ~G4VFastSimSensitiveDetector() = d 58 59 /// Create a hit. 60 /// 61 /// It checks if G4VSensitiveDetector is a 62 /// and takes into account the readout geo 63 /// User instruction on how to deposit ene 64 /// ProcessHits method. 65 /// @param[in] aHit Created hit (energy an 66 /// @param[in] aTrack Fast track with acce 67 /// properties in envelope's local coordin 68 /// @param[in] aTouchable Touchable with r 69 inline G4bool Hit(const G4FastHit* aHit, c 70 G4TouchableHandle* aTouc 71 { 72 G4bool result = true; 73 auto sensDet = dynamic_cast<G4VSensitive 74 if (sensDet == nullptr) { 75 G4Exception("G4VFastSimSensitiveDetect 76 "Sensitive detector needs 77 "G4VSensitiveDetector if f 78 "simulation is used instea 79 } 80 if (sensDet->isActive()) { 81 G4VReadOutGeometry* ROgeometry = sensD 82 G4TouchableHistory* ROhistory = nullpt 83 84 if (ROgeometry != nullptr) { 85 // create fake pre-step point updati 86 // geometry. 87 G4Step fakeStep; 88 const G4Track* currentTrack = aTrack 89 G4StepPoint* tmpPoint = fakeStep.Get 90 tmpPoint->SetTouchableHandle(*aTouch 91 tmpPoint->SetPosition(aHit->GetPosit 92 tmpPoint->SetMomentumDirection(curre 93 result = ROgeometry->CheckROVolume(& 94 } 95 else { 96 ROhistory = static_cast<G4TouchableH 97 } 98 if (result) result = ProcessHits(aHit, 99 } 100 else { 101 result = false; 102 } 103 return result; 104 } 105 106 private: 107 /// Describes how energy and position of d 108 /// collection. It is a private method and 109 /// of the base class once the readout geo 110 /// corresponding G4VSensitiveDetector is 111 /// It needs to be implemented in the deri 112 /// @param[in] aHit Created hit (energy an 113 /// @param[in] aTrack Fast track with acce 114 /// properties in envelope's local coordin 115 /// @param[in] aROHistory Touchable histor 116 virtual G4bool ProcessHits(const G4FastHit 117 G4TouchableHist 118 }; 119 #endif /* G4VFASTSIMSENSITIVEDETECTOR_HH */ 120