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25 // 25 //
26 /// \file medical/electronScattering/src/Track 26 /// \file medical/electronScattering/src/TrackingAction.cc
27 /// \brief Implementation of the TrackingActio 27 /// \brief Implementation of the TrackingAction class
28 // 28 //
29 // 29 //
30 // 30 //
31 //....oooOO0OOooo........oooOO0OOooo........oo 31 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
32 //....oooOO0OOooo........oooOO0OOooo........oo 32 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
33 33
34 #include "TrackingAction.hh" 34 #include "TrackingAction.hh"
35 35
36 #include "DetectorConstruction.hh" 36 #include "DetectorConstruction.hh"
37 #include "HistoManager.hh" <<
38 #include "Run.hh" 37 #include "Run.hh"
>> 38 #include "HistoManager.hh"
39 39
>> 40 #include "G4Track.hh"
40 #include "G4PhysicalConstants.hh" 41 #include "G4PhysicalConstants.hh"
41 #include "G4RunManager.hh" <<
42 #include "G4SystemOfUnits.hh" 42 #include "G4SystemOfUnits.hh"
43 #include "G4Track.hh" << 43 #include "G4RunManager.hh"
44 44
45 //....oooOO0OOooo........oooOO0OOooo........oo 45 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
46 46
47 TrackingAction::TrackingAction(DetectorConstru << 47 TrackingAction::TrackingAction(DetectorConstruction* DET)
>> 48 :fDetector(DET)
48 { 49 {
49 fZend = 0.5 * (fDetector->GetThicknessWorld( << 50 fZend = 0.5*(fDetector->GetThicknessWorld());
50 } 51 }
51 << 52
52 //....oooOO0OOooo........oooOO0OOooo........oo 53 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
53 54
54 void TrackingAction::PreUserTrackingAction(con << 55 void TrackingAction::PreUserTrackingAction(const G4Track*)
>> 56 { }
55 57
56 //....oooOO0OOooo........oooOO0OOooo........oo 58 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
57 59
58 void TrackingAction::PostUserTrackingAction(co 60 void TrackingAction::PostUserTrackingAction(const G4Track* track)
59 { 61 {
60 G4AnalysisManager* analysisManager = G4Analy 62 G4AnalysisManager* analysisManager = G4AnalysisManager::Instance();
61 << 63
62 G4double charge = track->GetDefinition()->Ge 64 G4double charge = track->GetDefinition()->GetPDGCharge();
63 G4ThreeVector position = track->GetPosition( 65 G4ThreeVector position = track->GetPosition();
64 G4ThreeVector direction = track->GetMomentum << 66 G4ThreeVector direction = track->GetMomentumDirection();
65 67
66 if (charge == 0.0) return; << 68 if (charge == 0.0) return;
67 if (position.z() < fZend) return; 69 if (position.z() < fZend) return;
68 if (direction.z() <= 0.) return; 70 if (direction.z() <= 0.) return;
69 << 71
70 G4double rmin, dr, ds; 72 G4double rmin, dr, ds;
71 G4int ih = 1; 73 G4int ih = 1;
72 << 74
73 // projected angle at exit << 75 //projected angle at exit
74 << 76
75 G4double ux = direction.x(), uy = direction. 77 G4double ux = direction.x(), uy = direction.y(), uz = direction.z();
76 G4double thetax = std::atan(ux / uz); << 78 G4double thetax = std::atan(ux/uz);
77 G4double thetay = std::atan(uy / uz); << 79 G4double thetay = std::atan(uy/uz);
78 analysisManager->FillH1(ih, thetax); 80 analysisManager->FillH1(ih, thetax);
79 analysisManager->FillH1(ih, thetay); 81 analysisManager->FillH1(ih, thetay);
80 << 82
81 // dN/dS at exit << 83 //dN/dS at exit
82 << 84
83 G4double x = position.x(), y = position.y(); 85 G4double x = position.x(), y = position.y();
84 G4double r = std::sqrt(x * x + y * y); << 86 G4double r = std::sqrt(x*x + y*y);
85 ih = 2; 87 ih = 2;
86 dr = analysisManager->GetH1Width(ih); 88 dr = analysisManager->GetH1Width(ih);
87 rmin = ((int)(r / dr)) * dr; << 89 rmin = ((int)(r/dr))*dr;
88 ds = twopi * (rmin + 0.5 * dr) * dr; << 90 ds = twopi*(rmin + 0.5*dr)*dr;
89 analysisManager->FillH1(ih, r, 1 / ds); << 91 analysisManager->FillH1(ih, r, 1/ds);
90 << 92
91 // d(N/cost)/dS at exit << 93 //d(N/cost)/dS at exit
92 << 94
93 ih = 3; 95 ih = 3;
94 dr = analysisManager->GetH1Width(ih); 96 dr = analysisManager->GetH1Width(ih);
95 rmin = ((int)(r / dr)) * dr; << 97 rmin = ((int)(r/dr))*dr;
96 ds = twopi * (rmin + 0.5 * dr) * dr; << 98 ds = twopi*(rmin + 0.5*dr)*dr;
97 analysisManager->FillH1(ih, r, 1 / (uz * ds) << 99 analysisManager->FillH1(ih, r, 1/(uz*ds));
98 << 100
99 // vector of d(N/cost)/dS at exit << 101 //vector of d(N/cost)/dS at exit
100 << 102
101 Run* run = static_cast<Run*>(G4RunManager::G << 103 Run* run = static_cast<Run*>(
102 << 104 G4RunManager::GetRunManager()->GetNonConstCurrentRun());
103 run->SumFluence(r, 1 / uz); << 105
104 << 106 run->SumFluence(r, 1/uz);
105 // space angle at exit : dN/dOmega << 107
106 << 108 //space angle at exit : dN/dOmega
>> 109
107 ih = 5; 110 ih = 5;
108 G4double theta = std::acos(uz); 111 G4double theta = std::acos(uz);
109 if (theta > 0.) { 112 if (theta > 0.) {
110 G4double dtheta = analysisManager->GetH1Wi << 113 G4double dtheta = analysisManager->GetH1Width(ih);
111 G4double unit = analysisManager->GetH1Unit << 114 G4double unit = analysisManager->GetH1Unit(ih);
112 if (dtheta > 0.) { << 115 if (dtheta > 0.) {
113 G4double weight = unit * unit / (twopi * << 116 G4double weight = unit*unit/(twopi*std::sin(theta)*dtheta);
114 analysisManager->FillH1(ih, theta, weigh << 117 analysisManager->FillH1(ih, theta, weight);
115 } << 118 }
116 } 119 }
117 << 120
118 // measured space angle at exit : dN/dOmega_ << 121 //measured space angle at exit : dN/dOmega_meas
119 // 122 //
120 ih = 6; << 123 ih = 6;
121 const G4double dist = fDetector->GetZdist_fo 124 const G4double dist = fDetector->GetZdist_foil_detector();
122 G4double thetam = std::atan(r / dist); << 125 G4double thetam = std::atan(r/dist);
123 if (thetam > 0.) { 126 if (thetam > 0.) {
124 G4double dtheta = analysisManager->GetH1Wi << 127 G4double dtheta = analysisManager->GetH1Width(ih);
125 G4double unit = analysisManager->GetH1Unit << 128 G4double unit = analysisManager->GetH1Unit(ih);
126 if (dtheta > 0.) { << 129 if (dtheta > 0.) {
127 G4double weight = unit * unit / (twopi * << 130 G4double weight = unit*unit/(twopi*std::sin(thetam)*dtheta);
128 analysisManager->FillH1(ih, thetam, weig << 131 analysisManager->FillH1(ih, thetam, weight);
129 } << 132 }
130 } 133 }
>> 134
131 } 135 }
132 136
133 //....oooOO0OOooo........oooOO0OOooo........oo 137 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
>> 138
134 139