| Geant4 Cross Reference |
1 //
2 // ********************************************************************
3 // * License and Disclaimer *
4 // * *
5 // * The Geant4 software is copyright of the Copyright Holders of *
6 // * the Geant4 Collaboration. It is provided under the terms and *
7 // * conditions of the Geant4 Software License, included in the file *
8 // * LICENSE and available at http://cern.ch/geant4/license . These *
9 // * include a list of copyright holders. *
10 // * *
11 // * Neither the authors of this software system, nor their employing *
12 // * institutes,nor the agencies providing financial support for this *
13 // * work make any representation or warranty, express or implied, *
14 // * regarding this software system or assume any liability for its *
15 // * use. Please see the license in the file LICENSE and URL above *
16 // * for the full disclaimer and the limitation of liability. *
17 // * *
18 // * This code implementation is the result of the scientific and *
19 // * technical work of the GEANT4 collaboration. *
20 // * By using, copying, modifying or distributing the software (or *
21 // * any work based on the software) you agree to acknowledge its *
22 // * use in resulting scientific publications, and indicate your *
23 // * acceptance of all terms of the Geant4 Software license. *
24 // ********************************************************************
25 //
26 //
27 /// \file optical/LXe/src/LXeEventAction.cc
28 /// \brief Implementation of the LXeEventAction class
29 //
30 //
31 #include "LXeEventAction.hh"
32
33 #include "LXeDetectorConstruction.hh"
34 #include "LXeHistoManager.hh"
35 #include "LXePMTHit.hh"
36 #include "LXeRun.hh"
37 #include "LXeScintHit.hh"
38 #include "LXeTrajectory.hh"
39
40 #include "G4Event.hh"
41 #include "G4EventManager.hh"
42 #include "G4RunManager.hh"
43 #include "G4SDManager.hh"
44 #include "G4SystemOfUnits.hh"
45 #include "G4Trajectory.hh"
46 #include "G4TrajectoryContainer.hh"
47 #include "G4UImanager.hh"
48 #include "G4VVisManager.hh"
49 #include "G4ios.hh"
50
51 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
52
53 LXeEventAction::LXeEventAction(const LXeDetectorConstruction* det) : fDetector(det)
54 {
55 fEventMessenger = new LXeEventMessenger(this);
56 }
57
58 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
59
60 LXeEventAction::~LXeEventAction()
61 {
62 delete fEventMessenger;
63 }
64
65 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
66
67 void LXeEventAction::BeginOfEventAction(const G4Event*)
68 {
69 fHitCount = 0;
70 fPhotonCount_Scint = 0;
71 fPhotonCount_Ceren = 0;
72 fAbsorptionCount = 0;
73 fBoundaryAbsorptionCount = 0;
74 fTotE = 0.0;
75
76 fConvPosSet = false;
77 fEdepMax = 0.0;
78
79 fPMTsAboveThreshold = 0;
80
81 G4SDManager* SDman = G4SDManager::GetSDMpointer();
82 if (fScintCollID < 0) fScintCollID = SDman->GetCollectionID("scintCollection");
83 if (fPMTCollID < 0) fPMTCollID = SDman->GetCollectionID("pmtHitCollection");
84 }
85
86 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
87
88 void LXeEventAction::EndOfEventAction(const G4Event* anEvent)
89 {
90 G4TrajectoryContainer* trajectoryContainer = anEvent->GetTrajectoryContainer();
91
92 G4int n_trajectories = 0;
93 if (trajectoryContainer) n_trajectories = trajectoryContainer->entries();
94
95 // extract the trajectories and draw them
96 if (G4VVisManager::GetConcreteInstance()) {
97 for (G4int i = 0; i < n_trajectories; ++i) {
98 auto trj = (LXeTrajectory*)((*(anEvent->GetTrajectoryContainer()))[i]);
99 if (trj->GetParticleName() == "opticalphoton") {
100 trj->SetForceDrawTrajectory(fForcedrawphotons);
101 trj->SetForceNoDrawTrajectory(fForcenophotons);
102 }
103 trj->DrawTrajectory();
104 }
105 }
106
107 LXeScintHitsCollection* scintHC = nullptr;
108 LXePMTHitsCollection* pmtHC = nullptr;
109 G4HCofThisEvent* hitsCE = anEvent->GetHCofThisEvent();
110
111 // Get the hit collections
112 if (hitsCE) {
113 if (fScintCollID >= 0) {
114 scintHC = (LXeScintHitsCollection*)(hitsCE->GetHC(fScintCollID));
115 }
116 if (fPMTCollID >= 0) {
117 pmtHC = (LXePMTHitsCollection*)(hitsCE->GetHC(fPMTCollID));
118 }
119 }
120
121 // Hits in scintillator
122 if (scintHC) {
123 size_t n_hit = scintHC->entries();
124 G4ThreeVector eWeightPos(0.);
125 G4double edep;
126 G4double edepMax = 0;
127
128 for (size_t i = 0; i < n_hit; ++i) { // gather info on hits in scintillator
129 edep = (*scintHC)[i]->GetEdep();
130 fTotE += edep;
131 eWeightPos += (*scintHC)[i]->GetPos() * edep; // calculate energy weighted pos
132 if (edep > edepMax) {
133 edepMax = edep; // store max energy deposit
134 G4ThreeVector posMax = (*scintHC)[i]->GetPos();
135 fPosMax = posMax;
136 fEdepMax = edep;
137 }
138 }
139
140 G4AnalysisManager::Instance()->FillH1(7, fTotE);
141
142 if (fTotE == 0.) {
143 if (fVerbose > 0) G4cout << "No hits in the scintillator this event." << G4endl;
144 }
145 else {
146 // Finish calculation of energy weighted position
147 eWeightPos /= fTotE;
148 fEWeightPos = eWeightPos;
149 if (fVerbose > 0) {
150 G4cout << "\tEnergy weighted position of hits in LXe : " << eWeightPos / mm << G4endl;
151 }
152 }
153 if (fVerbose > 0) {
154 G4cout << "\tTotal energy deposition in scintillator : " << fTotE / keV << " (keV)" << G4endl;
155 }
156 }
157
158 if (pmtHC) {
159 G4ThreeVector reconPos(0., 0., 0.);
160 size_t pmts = pmtHC->entries();
161 // Gather info from all PMTs
162 for (size_t i = 0; i < pmts; ++i) {
163 fHitCount += (*pmtHC)[i]->GetPhotonCount();
164 reconPos += (*pmtHC)[i]->GetPMTPos() * (*pmtHC)[i]->GetPhotonCount();
165 if ((*pmtHC)[i]->GetPhotonCount() >= fPMTThreshold) {
166 ++fPMTsAboveThreshold;
167 }
168 else { // wasn't above the threshold, turn it back off
169 (*pmtHC)[i]->SetDrawit(false);
170 }
171 }
172
173 G4AnalysisManager::Instance()->FillH1(1, fHitCount);
174 G4AnalysisManager::Instance()->FillH1(2, fPMTsAboveThreshold);
175
176 if (fHitCount > 0) { // don't bother unless there were hits
177 reconPos /= fHitCount;
178 if (fVerbose > 0) {
179 G4cout << "\tReconstructed position of hits in LXe : " << reconPos / mm << G4endl;
180 }
181 fReconPos = reconPos;
182 }
183 pmtHC->DrawAllHits();
184 }
185
186 G4AnalysisManager::Instance()->FillH1(3, fPhotonCount_Scint);
187 G4AnalysisManager::Instance()->FillH1(4, fPhotonCount_Ceren);
188 G4AnalysisManager::Instance()->FillH1(5, fAbsorptionCount);
189 G4AnalysisManager::Instance()->FillH1(6, fBoundaryAbsorptionCount);
190
191 if (fVerbose > 0) {
192 // End of event output. later to be controlled by a verbose level
193 G4cout << "\tNumber of photons that hit PMTs in this event : " << fHitCount << G4endl;
194 G4cout << "\tNumber of PMTs above threshold(" << fPMTThreshold << ") : " << fPMTsAboveThreshold
195 << G4endl;
196 G4cout << "\tNumber of photons produced by scintillation in this event : " << fPhotonCount_Scint
197 << G4endl;
198 G4cout << "\tNumber of photons produced by cerenkov in this event : " << fPhotonCount_Ceren
199 << G4endl;
200 G4cout << "\tNumber of photons absorbed (OpAbsorption) in this event : " << fAbsorptionCount
201 << G4endl;
202 G4cout << "\tNumber of photons absorbed at boundaries (OpBoundary) in "
203 << "this event : " << fBoundaryAbsorptionCount << G4endl;
204 G4cout << "Unaccounted for photons in this event : "
205 << (fPhotonCount_Scint + fPhotonCount_Ceren - fAbsorptionCount - fHitCount
206 - fBoundaryAbsorptionCount)
207 << G4endl;
208 }
209
210 // update the run statistics
211 auto run = static_cast<LXeRun*>(G4RunManager::GetRunManager()->GetNonConstCurrentRun());
212
213 run->IncHitCount(fHitCount);
214 run->IncPhotonCount_Scint(fPhotonCount_Scint);
215 run->IncPhotonCount_Ceren(fPhotonCount_Ceren);
216 run->IncEDep(fTotE);
217 run->IncAbsorption(fAbsorptionCount);
218 run->IncBoundaryAbsorption(fBoundaryAbsorptionCount);
219 run->IncHitsAboveThreshold(fPMTsAboveThreshold);
220
221 // If we have set the flag to save 'special' events, save here
222 if (fPhotonCount_Scint + fPhotonCount_Ceren < fDetector->GetSaveThreshold()) {
223 G4RunManager::GetRunManager()->rndmSaveThisEvent();
224 }
225 }
226
227 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
228