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 /// \file medical/fanoCavity/src/SteppingActio 27 /// \brief Implementation of the SteppingActio 28 // 29 // 30 //....oooOO0OOooo........oooOO0OOooo........oo 31 //....oooOO0OOooo........oooOO0OOooo........oo 32 33 #include "SteppingAction.hh" 34 35 #include "DetectorConstruction.hh" 36 #include "HistoManager.hh" 37 #include "Run.hh" 38 #include "RunAction.hh" 39 #include "TrackingAction.hh" 40 41 #include "G4Gamma.hh" 42 #include "G4RunManager.hh" 43 #include "G4SteppingManager.hh" 44 #include "G4UnitsTable.hh" 45 46 //....oooOO0OOooo........oooOO0OOooo........oo 47 48 SteppingAction::SteppingAction(DetectorConstru 49 : fDetector(det), fTrackAction(TrAct), fWall 50 { 51 first = true; 52 fTrackSegm = 0.; 53 fDirectionIn = G4ThreeVector(0., 0., 0.); 54 } 55 56 //....oooOO0OOooo........oooOO0OOooo........oo 57 58 SteppingAction::~SteppingAction() {} 59 60 //....oooOO0OOooo........oooOO0OOooo........oo 61 62 void SteppingAction::UserSteppingAction(const 63 { 64 // get fDetector pointers 65 if (first) { 66 fWall = fDetector->GetWall(); 67 fCavity = fDetector->GetCavity(); 68 first = false; 69 } 70 71 // histograms 72 G4AnalysisManager* analysisManager = G4Analy 73 74 // get volume 75 // 76 G4StepPoint* point1 = step->GetPreStepPoint( 77 G4VPhysicalVolume* volume = point1->GetTouch 78 79 Run* run = static_cast<Run*>(G4RunManager::G 80 // count processes 81 // 82 G4StepPoint* point2 = step->GetPostStepPoint 83 const G4VProcess* process = point2->GetProce 84 if (process) run->CountProcesses(process->Ge 85 86 // energy deposit in cavity 87 // 88 if (volume == fCavity) { 89 G4double edep = step->GetTotalEnergyDeposi 90 if (edep > 0.) fTrackAction->AddEdepCavity 91 } 92 93 // keep only charged particles 94 // 95 if (step->GetTrack()->GetDefinition() == G4G 96 97 // step size of charged particles 98 // 99 G4int id; 100 G4double steplen = step->GetStepLength(); 101 if (volume == fWall) { 102 run->StepInWall(steplen); 103 id = 9; 104 } 105 else { 106 run->StepInCavity(steplen); 107 id = 10; 108 } 109 analysisManager->FillH1(id, steplen); 110 111 // last step before hitting the cavity 112 // 113 if ((volume == fWall) && (point2->GetStepSta 114 fDirectionIn = point1->GetMomentumDirectio 115 } 116 117 // keep only charged particles within cavity 118 // 119 if (volume == fWall) return; 120 121 G4double ekin1 = point1->GetKineticEnergy(); 122 G4double ekin2 = point2->GetKineticEnergy(); 123 124 // first step in cavity 125 // 126 if (point1->GetStepStatus() == fGeomBoundary 127 fTrackSegm = 0.; 128 G4ThreeVector vertex = step->GetTrack()->G 129 analysisManager->FillH1(4, vertex.z()); 130 run->FlowInCavity(0, ekin1); 131 analysisManager->FillH1(5, ekin1); 132 if (steplen > 0.) { 133 G4ThreeVector directionOut = (point2->Ge 134 G4ThreeVector normal = 135 point1->GetTouchableHandle()->GetSolid 136 analysisManager->FillH1(6, std::acos(-fD 137 analysisManager->FillH1(7, std::acos(-di 138 } 139 } 140 141 // within cavity 142 // 143 if (step->GetTrack()->GetCurrentStepNumber() 144 fTrackSegm += steplen; 145 if (ekin2 <= 0.) { 146 run->AddTrakCavity(fTrackSegm); 147 analysisManager->FillH1(8, fTrackSegm); 148 } 149 150 // exit cavity 151 // 152 if (point2->GetStepStatus() == fGeomBoundary 153 run->FlowInCavity(1, ekin2); 154 run->AddTrakCavity(fTrackSegm); 155 analysisManager->FillH1(8, fTrackSegm); 156 } 157 } 158 159 //....oooOO0OOooo........oooOO0OOooo........oo 160