| Geant4 Cross Reference |
1 // 1
2 // *******************************************
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24 // *******************************************
25 //
26 //
27 /// \file PrimaryGeneratorAction.cc
28 /// \brief Primary Generator for Molecular DNA
29
30 #include "PrimaryGeneratorAction.hh"
31
32 #include "PrimaryGeneratorMessenger.hh"
33 #include "PrimaryGeneratorSourceGRASCSV.hh"
34
35 #include "G4GeneralParticleSource.hh"
36 #include "G4ParticleGun.hh"
37
38 // define a Mutex to avoid concurrent reading
39 #include "G4AutoLock.hh"
40 namespace
41 {
42 G4Mutex PrimaryGeneratorMutex = G4MUTEX_INITIA
43 }
44
45 // instance of PrimaryGeneratorSource
46 PrimaryGeneratorSourceGRASCSV* PrimaryGenerato
47
48 //....oooOO0OOooo........oooOO0OOooo........oo
49
50 PrimaryGeneratorAction::PrimaryGeneratorAction
51 {
52 G4AutoLock lock(&PrimaryGeneratorMutex);
53 fParticleGun = new G4GeneralParticleSource()
54
55 fFirstEvent = true;
56 fGunMessenger = new PrimaryGeneratorMessenge
57 }
58
59 //....oooOO0OOooo........oooOO0OOooo........oo
60
61 PrimaryGeneratorAction::~PrimaryGeneratorActio
62 {
63 G4AutoLock lock(&PrimaryGeneratorMutex);
64 delete fParticleGun;
65 if (fPrimarySource != nullptr) {
66 delete fPrimarySource;
67 fPrimarySource = nullptr;
68 }
69 delete fGunMessenger;
70 }
71
72 //....oooOO0OOooo........oooOO0OOooo........oo
73
74 void PrimaryGeneratorAction::GeneratePrimaries
75 {
76 if (fMyInputFileName != "") {
77 G4AutoLock lock(&PrimaryGeneratorMutex);
78 // Read primaries from file
79 // Before first event, instantiate file re
80 if (fFirstEvent) {
81 fPrimarySource = new PrimaryGeneratorSou
82 fFirstEvent = false;
83 }
84
85 auto* fpParticleGun = new G4ParticleGun();
86
87 // Get a new primary particle.
88 Primary* primary = fPrimarySource->GetPrim
89 if (primary != nullptr) {
90 G4String particleName = primary->GetName
91 G4ThreeVector pos = primary->GetPosition
92 G4ThreeVector momdir = primary->GetMomen
93 G4double energy = primary->GetEnergy();
94 G4ParticleDefinition* particle = primary
95 // primary->Print(); // print of the da
96
97 fpParticleGun->SetParticleDefinition(par
98 fpParticleGun->SetParticlePosition(pos);
99 fpParticleGun->SetParticleEnergy(energy
100 fpParticleGun->SetParticleMomentumDirect
101 fpParticleGun->GeneratePrimaryVertex(anE
102 }
103 else {
104 // If primary is NULL, the end of file h
105 // A Geantino placed at kInfinity will b
106 G4cout << "WARNING: The phase space sour
107 "your file is broken. A Geanti
108 << G4endl;
109 G4ParticleTable* pTable = G4ParticleTabl
110 G4ParticleDefinition* particle = pTable-
111 fpParticleGun->SetParticleDefinition(par
112 G4ThreeVector pos = G4ThreeVector(kInfin
113 fpParticleGun->SetParticlePosition(pos);
114 fpParticleGun->SetParticleEnergy(0);
115 fpParticleGun->SetParticleMomentumDirect
116 fpParticleGun->GeneratePrimaryVertex(anE
117 }
118 }
119 else {
120 fParticleGun->GeneratePrimaryVertex(anEven
121 }
122 }
123
124 //....oooOO0OOooo........oooOO0OOooo........oo
125