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25 //
26 // G4AdjointTrackingAction class implementation
27 //
28 // Author: L. Desorgher, SpaceIT GmbH
29 // Contract: ESA contract 21435/08/NL/AT
30 // Customer: ESA/ESTEC
31 // --------------------------------------------------------------------
32
33 #include "G4AdjointTrackingAction.hh"
34
35 #include "G4AdjointSteppingAction.hh"
36 #include "G4ParticleTable.hh"
37 #include "G4Track.hh"
38
39 // --------------------------------------------------------------------
40 //
41 G4AdjointTrackingAction::G4AdjointTrackingAction(G4AdjointSteppingAction* anAction)
42 : theAdjointSteppingAction(anAction)
43 {}
44
45 // --------------------------------------------------------------------
46 //
47 void G4AdjointTrackingAction::PreUserTrackingAction(const G4Track* aTrack)
48 {
49 G4String partType = aTrack->GetParticleDefinition()->GetParticleType();
50 if (G4StrUtil::contains(partType, "adjoint")) {
51 is_adjoint_tracking_mode = true;
52 theAdjointSteppingAction->SetPrimWeight(aTrack->GetWeight());
53 }
54 else {
55 is_adjoint_tracking_mode = false;
56 if (theUserFwdTrackingAction != nullptr) {
57 theUserFwdTrackingAction->PreUserTrackingAction(aTrack);
58 }
59 }
60 theAdjointSteppingAction->SetAdjointTrackingMode(is_adjoint_tracking_mode);
61 }
62
63 // --------------------------------------------------------------------
64 //
65 void G4AdjointTrackingAction::PostUserTrackingAction(const G4Track* aTrack)
66 {
67 // important to have it here !
68 //
69 last_weight = theAdjointSteppingAction->GetLastWeight();
70 last_ekin = theAdjointSteppingAction->GetLastEkin();
71
72 if (! is_adjoint_tracking_mode) {
73 if (theUserFwdTrackingAction != nullptr) {
74 theUserFwdTrackingAction->PostUserTrackingAction(aTrack);
75 }
76 }
77 else if (theAdjointSteppingAction->GetDidAdjParticleReachTheExtSource()) {
78 last_pos = theAdjointSteppingAction->GetLastPosition();
79 last_direction = theAdjointSteppingAction->GetLastMomentum();
80 last_direction /= last_direction.mag();
81 last_cos_th = last_direction.z();
82 G4ParticleDefinition* aPartDef = theAdjointSteppingAction->GetLastPartDef();
83 last_fwd_part_name = aPartDef->GetParticleName();
84 last_fwd_part_name.erase(0, 4);
85 last_fwd_part_PDGEncoding =
86 G4ParticleTable::GetParticleTable()->FindParticle(last_fwd_part_name)->GetPDGEncoding();
87 last_ekin = theAdjointSteppingAction->GetLastEkin();
88 last_ekin_nuc = last_ekin;
89 if (aPartDef->GetParticleType() == "adjoint_nucleus") {
90 auto nb_nuc = G4double(aPartDef->GetBaryonNumber());
91 last_ekin_nuc /= nb_nuc;
92 }
93
94 last_fwd_part_index = -1;
95 std::size_t i = 0;
96 while (i < pListOfPrimaryFwdParticles->size() && last_fwd_part_index < 0) {
97 if ((*pListOfPrimaryFwdParticles)[i]->GetParticleName() == last_fwd_part_name) {
98 last_fwd_part_index = (G4int)i;
99 }
100 ++i;
101 }
102
103 // Fill the vectors
104 //
105 last_pos_vec.push_back(last_pos);
106 last_direction_vec.push_back(last_direction);
107 last_ekin_vec.push_back(last_ekin);
108 last_ekin_nuc_vec.push_back(last_ekin_nuc);
109 last_cos_th_vec.push_back(last_cos_th);
110 last_weight_vec.push_back(last_weight);
111 last_fwd_part_PDGEncoding_vec.push_back(last_fwd_part_PDGEncoding);
112 last_fwd_part_index_vec.push_back(last_fwd_part_index);
113 }
114 else {
115 }
116 }
117
118 // --------------------------------------------------------------------
119 //
120 void G4AdjointTrackingAction::ClearEndOfAdjointTrackInfoVectors()
121 {
122 last_pos_vec.clear();
123 last_direction_vec.clear();
124 last_ekin_vec.clear();
125 last_ekin_nuc_vec.clear();
126 last_cos_th_vec.clear();
127 last_weight_vec.clear();
128 last_fwd_part_PDGEncoding_vec.clear();
129 last_fwd_part_index_vec.clear();
130 }
131