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26 /// \file electromagnetic/TestEm6/src/Stepping << 26 // $Id: SteppingAction.cc,v 1.9 2006/06/29 16:57:23 gunter Exp $
27 /// \brief Implementation of the SteppingActio << 27 // GEANT4 tag $Name: geant4-09-02-patch-03 $
28 // <<
29 // 28 //
30 //....oooOO0OOooo........oooOO0OOooo........oo 29 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
31 //....oooOO0OOooo........oooOO0OOooo........oo 30 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
32 31
33 #include "SteppingAction.hh" 32 #include "SteppingAction.hh"
34 <<
35 #include "RunAction.hh" 33 #include "RunAction.hh"
36 <<
37 #include "G4ParticleTypes.hh" <<
38 #include "G4SteppingManager.hh" 34 #include "G4SteppingManager.hh"
39 #include "G4VProcess.hh" 35 #include "G4VProcess.hh"
>> 36 #include "G4ParticleTypes.hh"
>> 37
>> 38 #ifdef G4ANALYSIS_USE
>> 39 #include "AIDA/IHistogram1D.h"
>> 40 #endif
40 41
41 //....oooOO0OOooo........oooOO0OOooo........oo 42 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
42 43
43 SteppingAction::SteppingAction(RunAction* RuAc << 44 SteppingAction::SteppingAction(RunAction* RuAct)
44 { << 45 :runAction(RuAct)
45 fMuonMass = G4MuonPlus::MuonPlus()->GetPDGMa << 46 {
>> 47 muonMass = G4MuonPlus::MuonPlus()->GetPDGMass();
46 } 48 }
47 49
48 //....oooOO0OOooo........oooOO0OOooo........oo 50 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
49 51
50 SteppingAction::~SteppingAction() {} << 52 SteppingAction::~SteppingAction()
>> 53 { }
51 54
52 //....oooOO0OOooo........oooOO0OOooo........oo 55 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
53 56
54 void SteppingAction::UserSteppingAction(const 57 void SteppingAction::UserSteppingAction(const G4Step* aStep)
55 { 58 {
56 const G4VProcess* process = aStep->GetPostSt << 59 const G4VProcess* process = aStep->GetPostStepPoint()->GetProcessDefinedStep();
57 if (process == 0) return; << 60 if (process == 0) return;
58 G4String processName = process->GetProcessNa << 61 G4String processName = process->GetProcessName();
59 fRunAction->CountProcesses(processName); // << 62 if (processName != "GammaToMuPair") return;
60 << 63
61 if (processName != "GammaToMuPair") return; << 64 #ifdef G4ANALYSIS_USE
62 << 65 G4StepPoint* PrePoint = aStep->GetPreStepPoint();
63 G4StepPoint* PrePoint = aStep->GetPreStepPoi << 66 G4double EGamma = PrePoint->GetTotalEnergy();
64 G4double EGamma = PrePoint->GetTotalEnergy() << 67 G4ThreeVector PGamma = PrePoint->GetMomentum();
65 G4ThreeVector PGamma = PrePoint->GetMomentum << 68
66 << 69 G4double Eplus(0), Eminus(0);
67 G4double Eplus(0), Eminus(0); << 70 G4ThreeVector Pplus , Pminus;
68 G4ThreeVector Pplus, Pminus; << 71 G4TrackVector* secondary = fpSteppingManager->GetSecondary();
69 const G4TrackVector* secondary = fpSteppingM << 72 for (size_t lp=0; lp<(*secondary).size(); lp++) {
70 for (size_t lp = 0; lp < (*secondary).size() << 73 if ((*secondary)[lp]->GetDefinition()==G4MuonPlus::MuonPlusDefinition()) {
71 if ((*secondary)[lp]->GetDefinition() == G << 74 Eplus = (*secondary)[lp]->GetTotalEnergy();
72 Eplus = (*secondary)[lp]->GetTotalEnergy << 75 Pplus = (*secondary)[lp]->GetMomentum();
73 Pplus = (*secondary)[lp]->GetMomentum(); << 76 } else {
74 } << 77 Eminus = (*secondary)[lp]->GetTotalEnergy();
75 else { << 78 Pminus = (*secondary)[lp]->GetMomentum();
76 Eminus = (*secondary)[lp]->GetTotalEnerg << 79 }
77 Pminus = (*secondary)[lp]->GetMomentum() << 80 }
78 } << 81
79 } << 82 G4double xPlus = Eplus/EGamma, xMinus = Eminus/EGamma;
80 << 83 G4double thetaPlus = PGamma.angle(Pplus), thetaMinus = PGamma.angle(Pminus);
81 G4double xPlus = Eplus / EGamma, xMinus = Em << 84 G4double GammaPlus=EGamma*xPlus/muonMass;
82 G4double thetaPlus = PGamma.angle(Pplus), th << 85 G4double GammaMinus=EGamma*xMinus/muonMass;
83 G4double GammaPlus = Eplus / fMuonMass; << 86
84 G4double GammaMinus = Eminus / fMuonMass; << 87 runAction->GetHisto(0)->fill(1./(1.+std::pow(thetaPlus*GammaPlus,2)));
85 << 88 runAction->GetHisto(1)->fill(std::log10(thetaPlus*GammaPlus));
86 G4AnalysisManager* analysisManager = G4Analy << 89
87 << 90 runAction->GetHisto(2)->fill(std::log10(thetaMinus*GammaMinus));
88 if (0.0 == thetaPlus || 0.0 == thetaMinus) { << 91 runAction->GetHisto(3)->fill(std::log10(std::fabs(thetaPlus *GammaPlus
89 G4cout << "SteppingAction: " << 92 -thetaMinus*GammaMinus)));
90 << "thetaPlus= " << thetaPlus << " << 93
91 << " gamPlus= " << GammaPlus << " g << 94 runAction->GetHisto(4)->fill(xPlus);
92 << thetaPlus * GammaPlus - thetaMin << 95 runAction->GetHisto(5)->fill(xMinus);
93 return; << 96 #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 } 97 }
105 98
106 //....oooOO0OOooo........oooOO0OOooo........oo 99 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
>> 100
>> 101
107 102