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25 // 22 //
26 // G4SingleParticleSource source implementatio <<
27 // <<
28 // Author: Fan Lei, QinetiQ ltd. - 05/02/2004 <<
29 // Customer: ESA/ESTEC <<
30 // Revision: Andrea Dotti, SLAC <<
31 // ------------------------------------------- <<
32 <<
33 #include <cmath> <<
34 23
35 #include "G4SingleParticleSource.hh" << 24 ///////////////////////////////////////////////////////////////////////////////
36 << 25 //
37 #include "G4SystemOfUnits.hh" << 26 // MODULE: G4SingleParticleSource.hh
>> 27 //
>> 28 // Version: 1.0
>> 29 // Date: 5/02/04
>> 30 // Author: Fan Lei
>> 31 // Organisation: QinetiQ ltd.
>> 32 // Customer: ESA/ESTEC
>> 33 //
>> 34 ///////////////////////////////////////////////////////////////////////////////
>> 35 //
>> 36 // CHANGE HISTORY
>> 37 // --------------
>> 38 //
>> 39 // Version 1.0, 05/02/2004, Fan Lei, Created.
>> 40 // Based on the G4GeneralParticleSource class in Geant4 v6.0
>> 41 //
>> 42 ///////////////////////////////////////////////////////////////////////////////
>> 43 //
38 #include "G4PrimaryParticle.hh" 44 #include "G4PrimaryParticle.hh"
39 #include "G4Event.hh" 45 #include "G4Event.hh"
40 #include "Randomize.hh" 46 #include "Randomize.hh"
>> 47 #include <cmath>
41 #include "G4ParticleTable.hh" 48 #include "G4ParticleTable.hh"
42 #include "G4Geantino.hh" 49 #include "G4Geantino.hh"
43 #include "G4ParticleDefinition.hh" 50 #include "G4ParticleDefinition.hh"
44 #include "G4IonTable.hh" 51 #include "G4IonTable.hh"
45 #include "G4Ions.hh" 52 #include "G4Ions.hh"
46 #include "G4TrackingManager.hh" 53 #include "G4TrackingManager.hh"
47 #include "G4Track.hh" 54 #include "G4Track.hh"
48 #include "G4AutoLock.hh" << 55 #include "G4SingleParticleSource.hh"
49 <<
50 G4SingleParticleSource::part_prop_t::part_prop <<
51 { <<
52 momentum_direction = G4ParticleMomentum(1,0, <<
53 energy = 1.*MeV; <<
54 position = G4ThreeVector(); <<
55 } <<
56 56
57 G4SingleParticleSource::G4SingleParticleSource 57 G4SingleParticleSource::G4SingleParticleSource()
58 { 58 {
59 // Initialise all variables 59 // Initialise all variables
60 // Position distribution Variables 60 // Position distribution Variables
61 61
62 NumberOfParticlesToBeGenerated = 1; 62 NumberOfParticlesToBeGenerated = 1;
63 definition = G4Geantino::GeantinoDefinition( << 63 particle_definition = G4Geantino::GeantinoDefinition();
64 << 64 G4ThreeVector zero;
65 charge = 0.0; << 65 particle_momentum_direction = G4ParticleMomentum(1,0,0);
66 time = 0; << 66 particle_energy = 1.0*MeV;
67 polarization = G4ThreeVector(); << 67 particle_position = zero;
>> 68 particle_time = 0.0;
>> 69 particle_polarization = zero;
>> 70 particle_charge = 0.0;
>> 71 particle_weight = 1.0;
68 72
69 biasRndm = new G4SPSRandomGenerator(); 73 biasRndm = new G4SPSRandomGenerator();
70 posGenerator = new G4SPSPosDistribution(); 74 posGenerator = new G4SPSPosDistribution();
71 posGenerator->SetBiasRndm(biasRndm); 75 posGenerator->SetBiasRndm(biasRndm);
72 angGenerator = new G4SPSAngDistribution(); 76 angGenerator = new G4SPSAngDistribution();
73 angGenerator->SetPosDistribution(posGenerato 77 angGenerator->SetPosDistribution(posGenerator);
74 angGenerator->SetBiasRndm(biasRndm); 78 angGenerator->SetBiasRndm(biasRndm);
75 eneGenerator = new G4SPSEneDistribution(); 79 eneGenerator = new G4SPSEneDistribution();
76 eneGenerator->SetBiasRndm(biasRndm); 80 eneGenerator->SetBiasRndm(biasRndm);
77 81
>> 82 // verbosity
78 verbosityLevel = 0; 83 verbosityLevel = 0;
79 << 84
80 G4MUTEXINIT(mutex); <<
81 } 85 }
82 86
83 G4SingleParticleSource::~G4SingleParticleSourc 87 G4SingleParticleSource::~G4SingleParticleSource()
84 { << 88 {}
85 delete biasRndm; <<
86 delete posGenerator; <<
87 delete angGenerator; <<
88 delete eneGenerator; <<
89 <<
90 G4MUTEXDESTROY(mutex); <<
91 } <<
92 89
93 void G4SingleParticleSource::SetVerbosity(G4in << 90 void G4SingleParticleSource::SetVerbosity(int vL)
94 { 91 {
95 G4AutoLock l(&mutex); <<
96 verbosityLevel = vL; 92 verbosityLevel = vL;
97 posGenerator->SetVerbosity(vL); 93 posGenerator->SetVerbosity(vL);
98 angGenerator->SetVerbosity(vL); 94 angGenerator->SetVerbosity(vL);
99 eneGenerator->SetVerbosity(vL); 95 eneGenerator->SetVerbosity(vL);
>> 96 G4cout << "Verbosity Set to: " << verbosityLevel << G4endl;
100 } 97 }
101 98
102 void G4SingleParticleSource:: << 99 void G4SingleParticleSource::SetParticleDefinition
103 SetParticleDefinition(G4ParticleDefinition* aP << 100 (G4ParticleDefinition* aParticleDefinition)
104 { 101 {
105 definition = aParticleDefinition; << 102 particle_definition = aParticleDefinition;
106 charge = aParticleDefinition->GetPDGCharge() << 103 particle_charge = particle_definition->GetPDGCharge();
107 } 104 }
108 105
109 void G4SingleParticleSource::GeneratePrimaryVe << 106 void G4SingleParticleSource::GeneratePrimaryVertex(G4Event *evt)
110 { 107 {
111 if (definition == nullptr) << 108 if(particle_definition==NULL) return;
112 { <<
113 // TODO: Should this rise an exception??? <<
114 return; <<
115 } <<
116 <<
117 if (verbosityLevel > 1) <<
118 { <<
119 G4cout << " NumberOfParticlesToBeGenerated <<
120 << NumberOfParticlesToBeGenerated < <<
121 } <<
122 109
123 part_prop_t& pp = ParticleProperties.Get(); << 110 if(verbosityLevel > 1)
>> 111 G4cout << " NumberOfParticlesToBeGenerated: "<<NumberOfParticlesToBeGenerated << G4endl;
124 112
125 // Position stuff 113 // Position stuff
126 pp.position = posGenerator->GenerateOne(); << 114 particle_position = posGenerator->GenerateOne();
127 115
128 // Create a new vertex << 116 // create a new vertex
129 auto* vertex = new G4PrimaryVertex(pp.positi << 117 G4PrimaryVertex* vertex = new G4PrimaryVertex(particle_position,particle_time);
130 118
131 for (G4int i=0; i<NumberOfParticlesToBeGener << 119 for( G4int i=0; i<NumberOfParticlesToBeGenerated; i++ ) {
132 { <<
133 // Angular stuff 120 // Angular stuff
134 pp.momentum_direction = angGenerator->Gene << 121 particle_momentum_direction = angGenerator->GenerateOne();
135 <<
136 // Energy stuff 122 // Energy stuff
137 pp.energy = eneGenerator->GenerateOne(defi << 123 particle_energy = eneGenerator->GenerateOne(particle_definition);
138 << 124
139 if (verbosityLevel >= 2) << 125 if(verbosityLevel >= 2)
140 { <<
141 G4cout << "Creating primaries and assign 126 G4cout << "Creating primaries and assigning to vertex" << G4endl;
>> 127 // create new primaries and set them to the vertex
>> 128 G4double mass = particle_definition->GetPDGMass();
>> 129 G4double energy = particle_energy + mass;
>> 130 G4double pmom = std::sqrt(energy*energy-mass*mass);
>> 131 G4double px = pmom*particle_momentum_direction.x();
>> 132 G4double py = pmom*particle_momentum_direction.y();
>> 133 G4double pz = pmom*particle_momentum_direction.z();
>> 134
>> 135 if(verbosityLevel > 1){
>> 136 G4cout << "Particle name: "<<particle_definition->GetParticleName() << G4endl;
>> 137 G4cout << " Energy: "<<particle_energy << G4endl;
>> 138 G4cout << " Position: "<<particle_position<< G4endl;
>> 139 G4cout << " Direction: "<<particle_momentum_direction << G4endl;
142 } 140 }
143 << 141 G4PrimaryParticle* particle =
144 // Create new primaries and set them to th << 142 new G4PrimaryParticle(particle_definition,px,py,pz);
145 // <<
146 G4double mass = definition->GetPDGMass(); <<
147 auto* particle = new G4PrimaryParticle(def <<
148 particle->SetKineticEnergy(pp.energy ); <<
149 particle->SetMass( mass ); 143 particle->SetMass( mass );
150 particle->SetMomentumDirection( pp.momentu << 144 particle->SetCharge( particle_charge );
151 particle->SetCharge( charge ); << 145 particle->SetPolarization(particle_polarization.x(),
152 particle->SetPolarization(polarization.x() << 146 particle_polarization.y(),
153 polarization.y() << 147 particle_polarization.z());
154 polarization.z() <<
155 if (verbosityLevel > 1) <<
156 { <<
157 G4cout << "Particle name: " << definitio <<
158 G4cout << " Energy: " << pp.energy <<
159 G4cout << " Position: " << pp.positi <<
160 G4cout << " Direction: " << pp.moment <<
161 } <<
162 <<
163 // Set bweight equal to the multiple of al 148 // Set bweight equal to the multiple of all non-zero weights
164 // << 149 particle_weight = biasRndm->GetBiasWeight();
165 G4double weight = eneGenerator->GetWeight( << 150 // pass it to primary particle
>> 151 particle->SetWeight(particle_weight);
166 152
167 if(eneGenerator->IfApplyEnergyWeight()) << 153 vertex->SetPrimary( particle );
168 { << 154
169 weight *= eneGenerator->GetArbEneWeight( <<
170 } <<
171 <<
172 // Pass it to primary particle <<
173 // <<
174 particle->SetWeight(weight); <<
175 vertex->SetPrimary(particle); <<
176 } 155 }
177 << 156 // now pass the weight to the primary vertex. CANNOT be used here!
178 // Now pass the weight to the primary vertex <<
179 // vertex->SetWeight(particle_weight); 157 // vertex->SetWeight(particle_weight);
180 evt->AddPrimaryVertex(vertex); << 158 evt->AddPrimaryVertex( vertex );
181 << 159 if(verbosityLevel > 1)
182 if (verbosityLevel > 1) << 160 G4cout << " Primary Vetex generated !"<< G4endl;
183 { <<
184 G4cout << " Primary Vetex generated !" << <<
185 } <<
186 } 161 }
>> 162
>> 163
>> 164
>> 165
>> 166
>> 167
>> 168
>> 169
>> 170
187 171