Par04/src/Par04EventAction.cc

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0025 //
0026 #include "Par04EventAction.hh"
0027
0028 #include "Par04DetectorConstruction.hh"  // for Par04DetectorConstruction
0029 #include "Par04Hit.hh"  // for Par04Hit, Par04HitsCollection
0030 #include "Par04ParallelFullWorld.hh"
0031
0032 #include "G4AnalysisManager.hh"  // for G4AnalysisManager
0033 #include "G4Event.hh"  // for G4Event
0034 #include "G4EventManager.hh"  // for G4EventManager
0035 #include "G4Exception.hh"  // for G4Exception, G4ExceptionDesc...
0036 #include "G4ExceptionSeverity.hh"  // for FatalException
0037 #include "G4GenericAnalysisManager.hh"  // for G4GenericAnalysisManager
0038 #include "G4HCofThisEvent.hh"  // for G4HCofThisEvent
0039 #include "G4PrimaryParticle.hh"  // for G4PrimaryParticle
0040 #include "G4PrimaryVertex.hh"  // for G4PrimaryVertex
0041 #include "G4SDManager.hh"  // for G4SDManager
0042 #include "G4SystemOfUnits.hh"  // for GeV
0043 #include "G4THitsCollection.hh"  // for G4THitsCollection
0044 #include "G4ThreeVector.hh"  // for G4ThreeVector
0045 #include "G4Timer.hh"  // for G4Timer
0046 #include "G4UserEventAction.hh"  // for G4UserEventAction
0047
0048 #include <CLHEP/Units/SystemOfUnits.h>  // for GeV
0049 #include <CLHEP/Vector/ThreeVector.h>  // for Hep3Vector
0050 #include <algorithm>  // for max
0051 #include <cmath>  // for log10
0052 #include <cstddef>  // for size_t
0053 #include <ostream>  // for basic_ostream::operator<<
0054
0055 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0056
0057 Par04EventAction::Par04EventAction(Par04DetectorConstruction* aDetector,
0058                                    Par04ParallelFullWorld* aParallel)
0059   : G4UserEventAction(),
0060     fHitCollectionID(-1),
0061     fPhysicalFullHitCollectionID(-1),
0062     fPhysicalFastHitCollectionID(-1),
0063     fTimer(),
0064     fDetector(aDetector),
0065     fParallel(aParallel)
0066 {
0067   fCellNbRho = aDetector->GetMeshNbOfCells().x();
0068   fCellNbPhi = aDetector->GetMeshNbOfCells().y();
0069   fCellNbZ = aDetector->GetMeshNbOfCells().z();
0070   fCalEdep.reserve(fCellNbRho * fCellNbPhi * fCellNbZ);
0071   fCalRho.reserve(fCellNbRho * fCellNbPhi * fCellNbZ);
0072   fCalPhi.reserve(fCellNbRho * fCellNbPhi * fCellNbZ);
0073   fCalZ.reserve(fCellNbRho * fCellNbPhi * fCellNbZ);
0074   fCalPhysicalEdep.reserve(fPhysicalNbLayers * fPhysicalNbRows * fPhysicalNbSlices);
0075   fCalPhysicalLayer.reserve(fPhysicalNbLayers * fPhysicalNbRows * fPhysicalNbSlices);
0076   fCalPhysicalSlice.reserve(fPhysicalNbLayers * fPhysicalNbRows * fPhysicalNbSlices);
0077   fCalPhysicalRow.reserve(fPhysicalNbLayers * fPhysicalNbRows * fPhysicalNbSlices);
0078 }
0079
0080 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0081
0082 Par04EventAction::~Par04EventAction() = default;
0083
0084 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0085
0086 void Par04EventAction::BeginOfEventAction(const G4Event*)
0087 {
0088   StartTimer();
0089 }
0090
0091 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0092
0093 void Par04EventAction::StartTimer()
0094 {
0095   fTimer.Start();
0096 }
0097
0098 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0099
0100 void Par04EventAction::StopTimer()
0101 {
0102   fTimer.Stop();
0103 }
0104
0105 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0106
0107 void Par04EventAction::EndOfEventAction(const G4Event* aEvent)
0108 {
0109   G4SDManager::GetSDMpointer()->GetHCtable();
0110   StopTimer();
0111
0112   // Get hits collection ID (only once)
0113   if (fHitCollectionID == -1) {
0114     fHitCollectionID = G4SDManager::GetSDMpointer()->GetCollectionID("hits");
0115   }
0116   if (fPhysicalFullHitCollectionID == -1) {
0117     fPhysicalFullHitCollectionID =
0118       G4SDManager::GetSDMpointer()->GetCollectionID("physicalCellsFullSim");
0119   }
0120   if (fPhysicalFastHitCollectionID == -1) {
0121     fPhysicalFastHitCollectionID =
0122       G4SDManager::GetSDMpointer()->GetCollectionID("physicalCellsFastSim");
0123   }
0124   // Get hits collection
0125   auto hitsCollection =
0126     static_cast<Par04HitsCollection*>(aEvent->GetHCofThisEvent()->GetHC(fHitCollectionID));
0127   auto physicalFullHitsCollection = static_cast<Par04HitsCollection*>(
0128     aEvent->GetHCofThisEvent()->GetHC(fPhysicalFullHitCollectionID));
0129   auto physicalFastHitsCollection = static_cast<Par04HitsCollection*>(
0130     aEvent->GetHCofThisEvent()->GetHC(fPhysicalFastHitCollectionID));
0131
0132   if (hitsCollection == nullptr) {
0133     G4ExceptionDescription msg;
0134     msg << "Cannot access hitsCollection ID " << fHitCollectionID;
0135     G4Exception("Par04EventAction::GetHitsCollection()", "MyCode0001", FatalException, msg);
0136   }
0137   if (physicalFullHitsCollection == nullptr) {
0138     G4ExceptionDescription msg;
0139     msg << "Cannot access physical full sim hitsCollection ID " << fPhysicalFullHitCollectionID;
0140     G4Exception("Par04EventAction::GetHitsCollection()", "MyCode0001", FatalException, msg);
0141   }
0142   if (physicalFastHitsCollection == nullptr) {
0143     G4ExceptionDescription msg;
0144     msg << "Cannot access physical fast sim hitsCollection ID " << fPhysicalFastHitCollectionID;
0145     G4Exception("Par04EventAction::GetHitsCollection()", "MyCode0001", FatalException, msg);
0146   }
0147   // Get analysis manager
0148   auto analysisManager = G4AnalysisManager::Instance();
0149   // Retrieve only once detector dimensions
0150   if (fCellSizeZ == 0) {
0151     fCellSizeZ = fDetector->GetMeshSizeOfCells().z();
0152     fCellSizePhi = fDetector->GetMeshSizeOfCells().y();
0153     fCellSizeRho = fDetector->GetMeshSizeOfCells().x();
0154     fCellNbRho = fDetector->GetMeshNbOfCells().x();
0155     fCellNbPhi = fDetector->GetMeshNbOfCells().y();
0156     fCellNbZ = fDetector->GetMeshNbOfCells().z();
0157   }
0158   if (fPhysicalNbLayers == 0) {
0159     fPhysicalNbLayers = fParallel->GetNbOfLayers();
0160     fPhysicalNbSlices = fParallel->GetNbOfSlices();
0161     fPhysicalNbRows = fParallel->GetNbOfRows();
0162   }
0163
0164   // Retrieve information from primary vertex and primary particle
0165   // To calculate shower axis and entry point to the detector
0166   auto primaryVertex =
0167     G4EventManager::GetEventManager()->GetConstCurrentEvent()->GetPrimaryVertex();
0168   auto primaryParticle = primaryVertex->GetPrimary(0);
0169   G4double primaryEnergy = primaryParticle->GetTotalEnergy();
0170   // Estimate from vertex and particle direction the entry point to the detector
0171   // Calculate entrance point to the detector located at z = 0
0172   auto primaryDirection = primaryParticle->GetMomentumDirection();
0173   auto primaryEntrance =
0174     primaryVertex->GetPosition() - primaryVertex->GetPosition().z() * primaryDirection;
0175
0176   // Resize back to initial mesh size
0177   fCalEdep.resize(fCellNbRho * fCellNbPhi * fCellNbZ, 0);
0178   fCalRho.resize(fCellNbRho * fCellNbPhi * fCellNbZ, 0);
0179   fCalPhi.resize(fCellNbRho * fCellNbPhi * fCellNbZ, 0);
0180   fCalZ.resize(fCellNbRho * fCellNbPhi * fCellNbZ, 0);
0181   fCalPhysicalEdep.resize(fPhysicalNbLayers * fPhysicalNbRows * fPhysicalNbSlices, 0);
0182   fCalPhysicalLayer.resize(fPhysicalNbLayers * fPhysicalNbRows * fPhysicalNbSlices, 0);
0183   fCalPhysicalSlice.resize(fPhysicalNbLayers * fPhysicalNbRows * fPhysicalNbSlices, 0);
0184   fCalPhysicalRow.resize(fPhysicalNbLayers * fPhysicalNbRows * fPhysicalNbSlices, 0);
0185
0186   // Fill histograms
0187   Par04Hit* hit = nullptr;
0188   G4double hitEn = 0;
0189   G4double totalEnergy = 0;
0190   G4int hitNum = 0;
0191   G4int totalNum = 0;
0192   G4int hitZ = -1;
0193   G4int hitRho = -1;
0194   G4int hitPhi = -1;
0195   G4int hitType = -1;
0196   G4int numNonZeroThresholdCells = 0;
0197   G4double tDistance = 0., rDistance = 0., phiDistance = 0.;
0198   G4double tFirstMoment = 0., tSecondMoment = 0.;
0199   G4double rFirstMoment = 0., rSecondMoment = 0.;
0200   G4double phiMean = 0.;
0201   for (size_t iHit = 0; iHit < hitsCollection->entries(); iHit++) {
0202     hit = static_cast<Par04Hit*>(hitsCollection->GetHit(iHit));
0203     hitZ = hit->GetZid();
0204     hitRho = hit->GetRhoId();
0205     hitPhi = hit->GetPhiId();
0206     hitEn = hit->GetEdep();
0207     hitNum = hit->GetNdep();
0208     hitType = hit->GetType();
0209     if (hitEn > 0) {
0210       totalEnergy += hitEn;
0211       totalNum += hitNum;
0212       tDistance = hitZ * fCellSizeZ;
0213       rDistance = hitRho * fCellSizeRho;
0214       phiDistance = hitPhi * fCellSizePhi;
0215       tFirstMoment += hitEn * tDistance;
0216       rFirstMoment += hitEn * rDistance;
0217       phiMean += hitEn * phiDistance;
0218       analysisManager->FillH1(4, tDistance, hitEn);
0219       analysisManager->FillH1(5, rDistance, hitEn);
0220       analysisManager->FillH1(10, hitType);
0221       if (hitEn > 0.0005) {  // e > 0.5 keV
0222         fCalEdep[numNonZeroThresholdCells] = hitEn;
0223         fCalRho[numNonZeroThresholdCells] = hitRho;
0224         fCalPhi[numNonZeroThresholdCells] = hitPhi;
0225         fCalZ[numNonZeroThresholdCells] = hitZ;
0226         numNonZeroThresholdCells++;
0227         analysisManager->FillH1(13, std::log10(hitEn));
0228         analysisManager->FillH1(15, hitNum);
0229       }
0230     }
0231   }
0232   tFirstMoment /= totalEnergy;
0233   rFirstMoment /= totalEnergy;
0234   phiMean /= totalEnergy;
0235   analysisManager->FillH1(0, primaryEnergy / GeV);
0236   analysisManager->FillH1(1, totalEnergy / GeV);
0237   analysisManager->FillH1(2, totalEnergy / primaryEnergy);
0238   analysisManager->FillH1(3, fTimer.GetRealElapsed());
0239   analysisManager->FillH1(6, tFirstMoment);
0240   analysisManager->FillH1(7, rFirstMoment);
0241   analysisManager->FillH1(12, numNonZeroThresholdCells);
0242   analysisManager->FillH1(14, totalNum);
0243   // Resize to store only energy hits above threshold
0244   fCalEdep.resize(numNonZeroThresholdCells);
0245   fCalRho.resize(numNonZeroThresholdCells);
0246   fCalPhi.resize(numNonZeroThresholdCells);
0247   fCalZ.resize(numNonZeroThresholdCells);
0248   analysisManager->FillNtupleDColumn(0, 0, primaryEnergy);
0249   analysisManager->FillNtupleDColumn(0, 1, fTimer.GetRealElapsed());
0250   // Second loop over hits to calculate second moments
0251   for (size_t iHit = 0; iHit < hitsCollection->entries(); iHit++) {
0252     hit = static_cast<Par04Hit*>(hitsCollection->GetHit(iHit));
0253     hitEn = hit->GetEdep();
0254     hitZ = hit->GetZid();
0255     hitRho = hit->GetRhoId();
0256     hitPhi = hit->GetPhiId();
0257     if (hitEn > 0) {
0258       tDistance = hitZ * fCellSizeZ;
0259       rDistance = hitRho * fCellSizeRho;
0260       phiDistance = hitPhi * fCellSizePhi;
0261       tSecondMoment += hitEn * std::pow(tDistance - tFirstMoment, 2);
0262       rSecondMoment += hitEn * std::pow(rDistance - rFirstMoment, 2);
0263       analysisManager->FillH1(11, phiDistance - phiMean, hitEn);
0264     }
0265   }
0266   tSecondMoment /= totalEnergy;
0267   rSecondMoment /= totalEnergy;
0268   analysisManager->FillH1(8, tSecondMoment);
0269   analysisManager->FillH1(9, rSecondMoment);
0270
0271   // Fill ntuple with physical readout data
0272   G4double totalPhysicalEnergy = 0;
0273   totalNum = 0;
0274   hitEn = 0;
0275   hitNum = 0;
0276   G4int hitLayer = -1;
0277   G4int hitRow = -1;
0278   G4int hitSlice = -1;
0279   numNonZeroThresholdCells = 0;
0280   for (size_t iHit = 0; iHit < physicalFullHitsCollection->entries(); iHit++) {
0281     hit = static_cast<Par04Hit*>(physicalFullHitsCollection->GetHit(iHit));
0282     hitLayer = hit->GetRhoId();
0283     hitRow = hit->GetZid();
0284     hitSlice = hit->GetPhiId();
0285     hitEn = hit->GetEdep();
0286     hitNum = hit->GetNdep();
0287     if (hitEn > 0) {
0288       totalPhysicalEnergy += hitEn;
0289       totalNum += hitNum;
0290       if (hitEn > 0.0005) {  // e > 0.5 keV
0291         fCalPhysicalEdep[numNonZeroThresholdCells] = hitEn;
0292         fCalPhysicalLayer[numNonZeroThresholdCells] = hitLayer;
0293         fCalPhysicalRow[numNonZeroThresholdCells] = hitRow;
0294         fCalPhysicalSlice[numNonZeroThresholdCells] = hitSlice;
0295         numNonZeroThresholdCells++;
0296         analysisManager->FillH1(19, std::log10(hitEn));
0297         analysisManager->FillH1(21, hitNum);
0298       }
0299     }
0300   }
0301   for (size_t iHit = 0; iHit < physicalFastHitsCollection->entries(); iHit++) {
0302     hit = static_cast<Par04Hit*>(physicalFastHitsCollection->GetHit(iHit));
0303     hitLayer = hit->GetRhoId();
0304     hitRow = hit->GetZid();
0305     hitSlice = hit->GetPhiId();
0306     hitEn = hit->GetEdep();
0307     hitNum = hit->GetNdep();
0308     if (hitEn > 0) {
0309       totalPhysicalEnergy += hitEn;
0310       totalNum += hitNum;
0311       if (hitEn > 0.0005) {  // e > 0.5 keV
0312         fCalPhysicalEdep[numNonZeroThresholdCells] = hitEn;
0313         fCalPhysicalLayer[numNonZeroThresholdCells] = hitLayer;
0314         fCalPhysicalRow[numNonZeroThresholdCells] = hitRow;
0315         fCalPhysicalSlice[numNonZeroThresholdCells] = hitSlice;
0316         numNonZeroThresholdCells++;
0317         analysisManager->FillH1(19, std::log10(hitEn));
0318         analysisManager->FillH1(21, hitNum);
0319       }
0320     }
0321   }
0322   analysisManager->FillH1(16, totalPhysicalEnergy / GeV);
0323   analysisManager->FillH1(17, totalPhysicalEnergy / primaryEnergy);
0324   analysisManager->FillH1(18, numNonZeroThresholdCells);
0325   analysisManager->FillH1(20, totalNum);
0326   fCalPhysicalEdep.resize(numNonZeroThresholdCells);
0327   fCalPhysicalLayer.resize(numNonZeroThresholdCells);
0328   fCalPhysicalSlice.resize(numNonZeroThresholdCells);
0329   fCalPhysicalRow.resize(numNonZeroThresholdCells);
0330   analysisManager->AddNtupleRow(0);
0331   analysisManager->AddNtupleRow(1);
0332   analysisManager->AddNtupleRow(2);
0333 }