| Geant4 Cross Reference |
1 //
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25 //
26 //
27 #include "TimeStepAction.hh"
28
29 #include "ChromosomeMapper.hh"
30 #include "DNAGeometry.hh"
31 #include "DNAHit.hh"
32 #include "DetectorConstruction.hh"
33 #include "EventAction.hh"
34 #include "OctreeNode.hh"
35
36 #include "G4DNAMolecularReactionTable.hh"
37 #include "G4ITTrackHolder.hh"
38 #include "G4ITTrackingManager.hh"
39 #include "G4Molecule.hh"
40 #include "G4RunManager.hh"
41
42 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
43 TimeStepAction::TimeStepAction(EventAction* event)
44 : G4UserTimeStepAction(),
45 fEventAction(event),
46 fRadicalKillDistance(4.5 * nm),
47 fpChemistryTrackHolder(G4ITTrackHolder::Instance())
48 {
49 AddTimeStep(1 * picosecond, 0.5 * nanosecond);
50 // ctor
51 }
52
53 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
54
55 TimeStepAction::~TimeStepAction() = default;
56 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
57
58 void TimeStepAction::StartProcessing()
59 {
60 auto det = dynamic_cast<const DetectorConstruction*>(
61 G4RunManager::GetRunManager()->GetUserDetectorConstruction());
62 fDNAGeometry = det->GetDNAGeometry();
63 if (fDNAGeometry == nullptr) {
64 G4ExceptionDescription exceptionDescription;
65 exceptionDescription << "fDNAGeometry is null";
66 G4Exception(
67 "TimeStepAction"
68 "StartProcessing",
69 "no fDNAGeometry", FatalException, exceptionDescription);
70 }
71
72 fRadicalKillDistance = fDNAGeometry->GetRadicalKillDistance();
73 }
74
75 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
76
77 void TimeStepAction::UserPostTimeStepAction()
78 {
79 RadicalKillDistance();
80 }
81
82 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
83
84 void TimeStepAction::UserPreTimeStepAction() {}
85
86 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
87
88 void TimeStepAction::UserReactionAction(const G4Track&, const G4Track&,
89 const std::vector<G4Track*>*)
90 {}
91
92 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
93
94 void TimeStepAction::RadicalKillDistance()
95 {
96 if (fpChemistryTrackHolder == nullptr) {
97 G4ExceptionDescription exceptionDescription;
98 exceptionDescription << "fpChemistryTrackHolder is null";
99 G4Exception(
100 "TimeStepAction"
101 "RadicalKillDistance",
102 "NO_fpChemistryTrackHolder", FatalException, exceptionDescription);
103 }
104 G4Track* trackToKill;
105 G4TrackManyList::iterator it_begin = fpChemistryTrackHolder->GetMainList()->begin();
106 G4TrackManyList::iterator it_end = fpChemistryTrackHolder->GetMainList()->end();
107 while (it_begin != it_end) {
108 trackToKill = nullptr;
109
110 const G4VTouchable* touchable = it_begin->GetTouchable();
111 if (touchable == nullptr) {
112 ++it_begin;
113 continue;
114 }
115
116 G4LogicalVolume* trackLV = touchable->GetVolume()->GetLogicalVolume();
117 G4LogicalVolume* motherLV = touchable->GetVolume()->GetMotherLogical();
118
119 OctreeNode* octree_track = fDNAGeometry->GetTopOctreeNode(trackLV);
120 OctreeNode* octree_mother = fDNAGeometry->GetTopOctreeNode(motherLV);
121
122 if ((octree_track == nullptr) && (octree_mother == nullptr)) {
123 trackToKill = *it_begin;
124 }
125 else if (octree_track != nullptr) {
126 const G4AffineTransform& trans = it_begin->GetTouchable()->GetHistory()->GetTopTransform();
127 G4ThreeVector pos = trans.TransformPoint(it_begin->GetPosition());
128 size_t n = octree_track->SearchOctree(pos, fRadicalKillDistance).size();
129 if (n == 0) {
130 trackToKill = *it_begin;
131 }
132 if (fDNAGeometry->IsInsideHistone(trackLV, pos)) {
133 trackToKill = *it_begin;
134 }
135 }
136 else {
137 const G4AffineTransform& trans = it_begin->GetTouchable()->GetHistory()->GetTopTransform();
138 G4ThreeVector pos = trans.TransformPoint(it_begin->GetPosition());
139 if (fDNAGeometry->IsInsideHistone(trackLV, pos)) {
140 trackToKill = *it_begin;
141 }
142 }
143 ++it_begin;
144 if (trackToKill != nullptr) {
145 fpChemistryTrackHolder->PushToKill(trackToKill);
146 }
147 }
148 }
149
150 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
151