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26 /// \file electromagnetic/TestEm6/src/Stepping << 23 // $Id: SteppingAction.cc,v 1.8 2004/12/02 16:28:44 vnivanch Exp $
27 /// \brief Implementation of the SteppingActio << 24 // GEANT4 tag $Name: geant4-08-00 $
28 // <<
29 // 25 //
30 //....oooOO0OOooo........oooOO0OOooo........oo 26 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
31 //....oooOO0OOooo........oooOO0OOooo........oo 27 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
32 28
33 #include "SteppingAction.hh" 29 #include "SteppingAction.hh"
34 <<
35 #include "RunAction.hh" 30 #include "RunAction.hh"
36 <<
37 #include "G4ParticleTypes.hh" <<
38 #include "G4SteppingManager.hh" 31 #include "G4SteppingManager.hh"
39 #include "G4VProcess.hh" 32 #include "G4VProcess.hh"
>> 33 #include "G4ParticleTypes.hh"
>> 34
>> 35 #ifdef G4ANALYSIS_USE
>> 36 #include "AIDA/IHistogram1D.h"
>> 37 #endif
40 38
41 //....oooOO0OOooo........oooOO0OOooo........oo 39 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
42 40
43 SteppingAction::SteppingAction(RunAction* RuAc << 41 SteppingAction::SteppingAction(RunAction* RuAct)
44 { << 42 :runAction(RuAct)
45 fMuonMass = G4MuonPlus::MuonPlus()->GetPDGMa << 43 {
>> 44 muonMass = G4MuonPlus::MuonPlus()->GetPDGMass();
46 } 45 }
47 46
48 //....oooOO0OOooo........oooOO0OOooo........oo 47 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
49 48
50 SteppingAction::~SteppingAction() {} << 49 SteppingAction::~SteppingAction()
>> 50 { }
51 51
52 //....oooOO0OOooo........oooOO0OOooo........oo 52 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
53 53
54 void SteppingAction::UserSteppingAction(const 54 void SteppingAction::UserSteppingAction(const G4Step* aStep)
55 { 55 {
56 const G4VProcess* process = aStep->GetPostSt << 56 const G4VProcess* process = aStep->GetPostStepPoint()->GetProcessDefinedStep();
57 if (process == 0) return; << 57 if (process == 0) return;
58 G4String processName = process->GetProcessNa << 58 G4String processName = process->GetProcessName();
59 fRunAction->CountProcesses(processName); // << 59 if (processName != "GammaToMuPair") return;
60 << 60
61 if (processName != "GammaToMuPair") return; << 61 #ifdef G4ANALYSIS_USE
62 << 62 G4StepPoint* PrePoint = aStep->GetPreStepPoint();
63 G4StepPoint* PrePoint = aStep->GetPreStepPoi << 63 G4double EGamma = PrePoint->GetTotalEnergy();
64 G4double EGamma = PrePoint->GetTotalEnergy() << 64 G4ThreeVector PGamma = PrePoint->GetMomentum();
65 G4ThreeVector PGamma = PrePoint->GetMomentum << 65
66 << 66 G4double Eplus(0), Eminus(0);
67 G4double Eplus(0), Eminus(0); << 67 G4ThreeVector Pplus , Pminus;
68 G4ThreeVector Pplus, Pminus; << 68 G4TrackVector* secondary = fpSteppingManager->GetSecondary();
69 const G4TrackVector* secondary = fpSteppingM << 69 for (size_t lp=0; lp<(*secondary).size(); lp++) {
70 for (size_t lp = 0; lp < (*secondary).size() << 70 if ((*secondary)[lp]->GetDefinition()==G4MuonPlus::MuonPlusDefinition()) {
71 if ((*secondary)[lp]->GetDefinition() == G << 71 Eplus = (*secondary)[lp]->GetTotalEnergy();
72 Eplus = (*secondary)[lp]->GetTotalEnergy << 72 Pplus = (*secondary)[lp]->GetMomentum();
73 Pplus = (*secondary)[lp]->GetMomentum(); << 73 } else {
74 } << 74 Eminus = (*secondary)[lp]->GetTotalEnergy();
75 else { << 75 Pminus = (*secondary)[lp]->GetMomentum();
76 Eminus = (*secondary)[lp]->GetTotalEnerg << 76 }
77 Pminus = (*secondary)[lp]->GetMomentum() << 77 }
78 } << 78
79 } << 79 G4double xPlus = Eplus/EGamma, xMinus = Eminus/EGamma;
80 << 80 G4double thetaPlus = PGamma.angle(Pplus), thetaMinus = PGamma.angle(Pminus);
81 G4double xPlus = Eplus / EGamma, xMinus = Em << 81 G4double GammaPlus=EGamma*xPlus/muonMass;
82 G4double thetaPlus = PGamma.angle(Pplus), th << 82 G4double GammaMinus=EGamma*xMinus/muonMass;
83 G4double GammaPlus = Eplus / fMuonMass; << 83
84 G4double GammaMinus = Eminus / fMuonMass; << 84 runAction->GetHisto(0)->fill(1./(1.+std::pow(thetaPlus*GammaPlus,2)));
85 << 85 runAction->GetHisto(1)->fill(std::log10(thetaPlus*GammaPlus));
86 G4AnalysisManager* analysisManager = G4Analy << 86
87 << 87 runAction->GetHisto(2)->fill(std::log10(thetaMinus*GammaMinus));
88 if (0.0 == thetaPlus || 0.0 == thetaMinus) { << 88 runAction->GetHisto(3)->fill(std::log10(std::fabs(thetaPlus *GammaPlus
89 G4cout << "SteppingAction: " << 89 -thetaMinus*GammaMinus)));
90 << "thetaPlus= " << thetaPlus << " << 90
91 << " gamPlus= " << GammaPlus << " g << 91 runAction->GetHisto(4)->fill(xPlus);
92 << thetaPlus * GammaPlus - thetaMin << 92 runAction->GetHisto(5)->fill(xMinus);
93 return; << 93 #endif
94 } <<
95 analysisManager->FillH1(1, 1. / (1. + std::p <<
96 analysisManager->FillH1(2, std::log10(thetaP <<
97 <<
98 analysisManager->FillH1(3, std::log10(thetaM <<
99 analysisManager->FillH1(4, <<
100 std::log10(std::fabs <<
101 <<
102 analysisManager->FillH1(5, xPlus); <<
103 analysisManager->FillH1(6, xMinus); <<
104 } 94 }
105 95
106 //....oooOO0OOooo........oooOO0OOooo........oo 96 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
>> 97
>> 98
107 99