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25 // 25 //
26 /// \file medical/electronScattering/src/Track <<
27 /// \brief Implementation of the TrackingActio <<
28 // <<
29 // 26 //
>> 27 // $Id: TrackingAction.cc,v 1.1 2009/09/19 16:09:44 maire Exp $
>> 28 // GEANT4 tag $Name: geant4-09-03-patch-02 $
30 // 29 //
31 //....oooOO0OOooo........oooOO0OOooo........oo 30 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
32 //....oooOO0OOooo........oooOO0OOooo........oo 31 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
33 32
34 #include "TrackingAction.hh" 33 #include "TrackingAction.hh"
35 34
36 #include "DetectorConstruction.hh" 35 #include "DetectorConstruction.hh"
>> 36 #include "RunAction.hh"
37 #include "HistoManager.hh" 37 #include "HistoManager.hh"
38 #include "Run.hh" <<
39 38
40 #include "G4PhysicalConstants.hh" <<
41 #include "G4RunManager.hh" <<
42 #include "G4SystemOfUnits.hh" <<
43 #include "G4Track.hh" 39 #include "G4Track.hh"
44 40
45 //....oooOO0OOooo........oooOO0OOooo........oo 41 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
46 42
47 TrackingAction::TrackingAction(DetectorConstru << 43 TrackingAction::TrackingAction(DetectorConstruction* DET,RunAction* RA,
>> 44 HistoManager* HM)
>> 45 :detector(DET), runaction(RA), histoManager(HM)
48 { 46 {
49 fZend = 0.5 * (fDetector->GetThicknessWorld( << 47 Zend = 0.5*(detector->GetThicknessWorld());
50 } 48 }
51 << 49
52 //....oooOO0OOooo........oooOO0OOooo........oo 50 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
53 51
54 void TrackingAction::PreUserTrackingAction(con << 52 void TrackingAction::PreUserTrackingAction(const G4Track*)
>> 53 { }
55 54
56 //....oooOO0OOooo........oooOO0OOooo........oo 55 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
57 56
58 void TrackingAction::PostUserTrackingAction(co 57 void TrackingAction::PostUserTrackingAction(const G4Track* track)
59 { 58 {
60 G4AnalysisManager* analysisManager = G4Analy <<
61 <<
62 G4double charge = track->GetDefinition()->Ge 59 G4double charge = track->GetDefinition()->GetPDGCharge();
63 G4ThreeVector position = track->GetPosition( 60 G4ThreeVector position = track->GetPosition();
64 G4ThreeVector direction = track->GetMomentum << 61 G4ThreeVector direction = track->GetMomentumDirection();
65 62
66 if (charge == 0.0) return; << 63 if (charge == 0.0) return;
67 if (position.z() < fZend) return; << 64 if (position.z() < Zend) return;
68 if (direction.z() <= 0.) return; 65 if (direction.z() <= 0.) return;
69 << 66
70 G4double rmin, dr, ds; 67 G4double rmin, dr, ds;
71 G4int ih = 1; 68 G4int ih = 1;
72 << 69
73 // projected angle at exit << 70 //projected angle at exit
74 << 71 //
75 G4double ux = direction.x(), uy = direction. 72 G4double ux = direction.x(), uy = direction.y(), uz = direction.z();
76 G4double thetax = std::atan(ux / uz); << 73 if (histoManager->HistoExist(ih)) {
77 G4double thetay = std::atan(uy / uz); << 74 G4double thetax = std::atan(ux/uz);
78 analysisManager->FillH1(ih, thetax); << 75 G4double thetay = std::atan(uy/uz);
79 analysisManager->FillH1(ih, thetay); << 76 histoManager->FillHisto(ih, thetax);
80 << 77 histoManager->FillHisto(ih, thetay);
81 // dN/dS at exit << 78 }
82 << 79
>> 80 //dN/dS at exit
>> 81 //
83 G4double x = position.x(), y = position.y(); 82 G4double x = position.x(), y = position.y();
84 G4double r = std::sqrt(x * x + y * y); << 83 G4double r = std::sqrt(x*x + y*y);
85 ih = 2; 84 ih = 2;
86 dr = analysisManager->GetH1Width(ih); << 85 if (histoManager->HistoExist(ih)) {
87 rmin = ((int)(r / dr)) * dr; << 86 dr = histoManager->GetBinWidth(ih);
88 ds = twopi * (rmin + 0.5 * dr) * dr; << 87 rmin = ((int)(r/dr))*dr;
89 analysisManager->FillH1(ih, r, 1 / ds); << 88 ds = twopi*(rmin + 0.5*dr)*dr;
90 << 89 histoManager->FillHisto(ih, r, 1/ds);
91 // d(N/cost)/dS at exit <<
92 <<
93 ih = 3; <<
94 dr = analysisManager->GetH1Width(ih); <<
95 rmin = ((int)(r / dr)) * dr; <<
96 ds = twopi * (rmin + 0.5 * dr) * dr; <<
97 analysisManager->FillH1(ih, r, 1 / (uz * ds) <<
98 <<
99 // vector of d(N/cost)/dS at exit <<
100 <<
101 Run* run = static_cast<Run*>(G4RunManager::G <<
102 <<
103 run->SumFluence(r, 1 / uz); <<
104 <<
105 // space angle at exit : dN/dOmega <<
106 <<
107 ih = 5; <<
108 G4double theta = std::acos(uz); <<
109 if (theta > 0.) { <<
110 G4double dtheta = analysisManager->GetH1Wi <<
111 G4double unit = analysisManager->GetH1Unit <<
112 if (dtheta > 0.) { <<
113 G4double weight = unit * unit / (twopi * <<
114 analysisManager->FillH1(ih, theta, weigh <<
115 } <<
116 } 90 }
117 << 91
118 // measured space angle at exit : dN/dOmega_ << 92 //d(N/cost)/dS at exit
119 // 93 //
120 ih = 6; << 94 ih = 3;
121 const G4double dist = fDetector->GetZdist_fo << 95 if (histoManager->HistoExist(ih)) {
122 G4double thetam = std::atan(r / dist); << 96 dr = histoManager->GetBinWidth(ih);
123 if (thetam > 0.) { << 97 rmin = ((int)(r/dr))*dr;
124 G4double dtheta = analysisManager->GetH1Wi << 98 ds = twopi*(rmin + 0.5*dr)*dr;
125 G4double unit = analysisManager->GetH1Unit << 99 histoManager->FillHisto(ih, r, 1/(uz*ds));
126 if (dtheta > 0.) { <<
127 G4double weight = unit * unit / (twopi * <<
128 analysisManager->FillH1(ih, thetam, weig <<
129 } <<
130 } 100 }
>> 101
>> 102 //vector of d(N/cost)/dS at exit
>> 103 //
>> 104 runaction->SumFluence(r, 1/uz);
131 } 105 }
132 106
133 //....oooOO0OOooo........oooOO0OOooo........oo 107 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
>> 108
134 109