composite_calorimeter/src/CCalSteppingAction.cc

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0025 //
0026 ///////////////////////////////////////////////////////////////////////////////
0027 // File: CCalSeppingAction.cc
0028 // Description: Study profiling during the steps
0029 ///////////////////////////////////////////////////////////////////////////////
0030 #include <iostream>
0031
0032 #include "CCalSteppingAction.hh"
0033 #include "CCalRunAction.hh"
0034
0035 #include "G4AnalysisManager.hh"
0036 #include "G4SystemOfUnits.hh"
0037 #include "G4SDManager.hh"
0038 #include "G4StepPoint.hh"
0039 #include "G4ThreeVector.hh"
0040 #include "G4RunManager.hh"
0041
0042 CCalSteppingAction::CCalSteppingAction()
0043 {
0044   timeHistoMaxBin = 200;
0045   for (G4int i=0; i<200; i++) {timeDeposit[i] = 0.f;}
0046   for (G4int i=0; i<70;  i++) {LateralProfile[i] = 0.f;}
0047 }
0048
0049 CCalSteppingAction::~CCalSteppingAction(){
0050 }
0051
0052 void CCalSteppingAction::UserSteppingAction(const G4Step* aStep)
0053 {
0054   G4double de = aStep->GetTotalEnergyDeposit();
0055   if(de < CLHEP::eV) { return; }
0056
0057   const G4StepPoint*  PostStepPoint= aStep->GetPostStepPoint();
0058   const G4StepPoint*  PreStepPoint= aStep->GetPreStepPoint();
0059   G4double time =
0060     (PostStepPoint) ? PostStepPoint->GetGlobalTime()/nanosecond : 0.;
0061
0062   G4int it = (G4int)time;
0063   it = std::min(it, 10000);
0064   //G4cout << "## time= " << time << " it= " << it << G4endl;
0065   G4int TSliceID = std::max(0,std::min(it,timeHistoMaxBin-1));
0066
0067   G4float fde = (G4float)(de/CLHEP::GeV);
0068   //G4cout << "  TSliceID= " << TSliceID << " de= " << fde << G4endl;
0069
0070   timeDeposit[TSliceID] += fde;
0071
0072   G4ThreeVector HitPoint = 0.5*(PostStepPoint->GetPosition()+
0073                                 PreStepPoint->GetPosition());
0074   // Because the beam axis has been defined as the x-axis,
0075   // the lateral displacement is given in terms of the y and z positions.
0076   G4double perp =
0077     std::sqrt(HitPoint.y()*HitPoint.y()+HitPoint.z()*HitPoint.z())/cm;
0078   G4int ir = (G4int)perp;
0079   //G4cout << "  perp= " << perp << " ir= " << ir << G4endl;
0080   G4int radialPosition = std::max(0,std::min(69,ir));
0081   LateralProfile[radialPosition] += fde;
0082   //G4cout << "  done " << G4endl;
0083 }
0084
0085 void CCalSteppingAction::endOfEvent(){
0086
0087   G4AnalysisManager* man = G4AnalysisManager::Instance();
0088 #ifdef debug
0089   G4double totalFilledProfileHcal = 0.0;
0090 #endif
0091   static G4int IDlateralProfile = -1;
0092   if (IDlateralProfile < 0) {
0093     IDlateralProfile = man->GetH1Id("h500");
0094   }
0095   for (G4int i=0; i<70; ++i) {
0096     man->FillH1(IDlateralProfile+i,LateralProfile[i]);
0097 #ifdef debug
0098     G4cout << "Fill Profile Hcal histo " << i << " with " << LateralProfile[i] << G4endl;
0099     totalFilledProfileHcal += LateralProfile[i];
0100 #endif
0101   }
0102
0103 #ifdef debug
0104   G4cout << "CCalAnalysis::InsertLateralProfile: Total filled Profile Hcal"
0105          << " histo " << totalFilledProfileHcal << G4endl;
0106 #endif
0107
0108   static G4int IDTimeHist = -1;
0109   if (IDTimeHist < 0) {
0110     IDTimeHist = man->GetH1Id("h300");
0111   }
0112   static G4int IDTimeProfile = -1;
0113   if (IDTimeProfile < 0) {
0114     IDTimeProfile = man->GetH1Id("h901");
0115   }
0116 #ifdef debug
0117   G4double totalFilledTimeProfile = 0.0;
0118 #endif
0119   for (G4int j=0; j<timeHistoMaxBin; ++j) {
0120     man->FillH1(IDTimeHist+j,timeDeposit[j]);
0121 #ifdef debug
0122     G4cout << "Fill Time slice histo " << j << " with " << timeDeposit[j] << G4endl;
0123     totalFilledTimeProfile += timeDeposit[j];
0124 #endif
0125
0126     G4double t = j + 0.5;
0127     man->FillH1(IDTimeProfile+1,t,timeDeposit[j]);
0128 #ifdef debug
0129       G4cout << "Fill Time profile histo 1 with " << t << " " << timeDeposit[j] << G4endl;
0130 #endif
0131   }
0132 #ifdef debug
0133   G4cout << "CCalAnalysis::InsertTime: Total filled Time profile histo "
0134          << totalFilledTimeProfile << G4endl;
0135 #endif
0136
0137   for (G4int i=0; i<70; i++){LateralProfile[i] = 0.f;}
0138   for (G4int i=0; i<200; i++){timeDeposit[i] = 0.f;}
0139
0140   G4cout << " --- End of event --- " << G4endl;
0141
0142 }