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25 //
26 // G4GeneralParticleSourceData class implementation
27 //
28 // Author: Andrew Green, 20.03.2014
29 // --------------------------------------------------------------------
30
31 #include "G4GeneralParticleSourceData.hh"
32 #include "G4Threading.hh"
33 #include "G4AutoLock.hh"
34
35 namespace
36 {
37 G4Mutex singMutex = G4MUTEX_INITIALIZER; // Protects singleton access
38 }
39
40 G4GeneralParticleSourceData::G4GeneralParticleSourceData()
41 {
42 G4MUTEXINIT(mutex);
43
44 sourceVector.clear();
45 sourceIntensity.clear();
46 sourceProbability.clear();
47
48 currentSource = new G4SingleParticleSource();
49 sourceVector.push_back(currentSource);
50 sourceIntensity.push_back(1.);
51 }
52
53 G4GeneralParticleSourceData::~G4GeneralParticleSourceData()
54 {
55 G4MUTEXDESTROY(mutex);
56 for (const auto it : sourceVector)
57 {
58 delete it;
59 }
60 sourceVector.clear();
61 }
62
63 G4GeneralParticleSourceData* G4GeneralParticleSourceData::Instance()
64 {
65 G4AutoLock lock(&singMutex);
66 static G4GeneralParticleSourceData instance;
67 return &instance;
68 }
69
70 void G4GeneralParticleSourceData::IntensityNormalise()
71 {
72 G4double total = 0.;
73 std::size_t i = 0 ;
74 for (i = 0; i < sourceIntensity.size(); ++i)
75 {
76 total += sourceIntensity[i] ;
77 }
78 sourceProbability.clear();
79 std::vector <G4double> sourceNormalizedIntensity;
80 sourceNormalizedIntensity.clear();
81
82 sourceNormalizedIntensity.push_back(sourceIntensity[0]/total);
83 sourceProbability.push_back(sourceNormalizedIntensity[0]);
84
85 for (i = 1 ; i < sourceIntensity.size(); ++i)
86 {
87 sourceNormalizedIntensity.push_back(sourceIntensity[i]/total);
88 sourceProbability.push_back(sourceNormalizedIntensity[i]+sourceProbability[i-1]);
89 }
90
91 // set source weights here based on sampling scheme (analog/flat)
92 // and intensities
93 //
94 for (i = 0 ; i < sourceIntensity.size(); ++i)
95 {
96 if (!flat_sampling)
97 {
98 GetCurrentSource((G4int)i)->GetBiasRndm()->SetIntensityWeight(1.);
99 }
100 else
101 {
102 GetCurrentSource((G4int)i)->GetBiasRndm()
103 ->SetIntensityWeight(sourceNormalizedIntensity[i]*sourceIntensity.size());
104 }
105 }
106 normalised = true;
107 }
108
109 void G4GeneralParticleSourceData::SetCurrentSourceIntensity(G4double intensity)
110 {
111 sourceIntensity.at(currentSourceIdx) = intensity;
112 normalised = false;
113 }
114
115 void G4GeneralParticleSourceData::AddASource(G4double intensity)
116 {
117 currentSource = new G4SingleParticleSource();
118 sourceVector.push_back(currentSource);
119 sourceIntensity.push_back(intensity);
120 currentSourceIdx = G4int(sourceVector.size() - 1);
121 normalised = false;
122 }
123
124 void G4GeneralParticleSourceData::DeleteASource(G4int idx)
125 {
126 delete sourceVector[idx];
127 sourceVector.erase(sourceVector.begin() + idx);
128 sourceIntensity.erase(sourceIntensity.begin()+idx);
129 normalised = false ;
130 if (currentSourceIdx == idx )
131 {
132 if ( GetIntensityVectorSize() > 0 )
133 {
134 currentSource = GetCurrentSource(0);
135 currentSourceIdx = 0;
136 }
137 else
138 {
139 currentSource = nullptr;
140 currentSourceIdx = -1;
141 }
142 }
143 }
144
145 void G4GeneralParticleSourceData::ClearSources()
146 {
147 currentSourceIdx = -1;
148 currentSource = nullptr;
149 for (const auto it : sourceVector)
150 {
151 delete it;
152 }
153 sourceVector.clear();
154 sourceIntensity.clear();
155 normalised = false;
156 }
157
158 void G4GeneralParticleSourceData::SetVerbosityAllSources(G4int vl)
159 {
160 for (const auto it : sourceVector)
161 {
162 it->SetVerbosity(vl);
163 }
164 }
165
166 G4SingleParticleSource* G4GeneralParticleSourceData::GetCurrentSource(G4int idx)
167 {
168 currentSource = sourceVector[idx];
169 currentSourceIdx = idx;
170 return sourceVector[idx];
171 }
172
173 void G4GeneralParticleSourceData::Lock()
174 {
175 G4MUTEXLOCK(&mutex);
176 }
177
178 void G4GeneralParticleSourceData::Unlock()
179 {
180 G4MUTEXUNLOCK(&mutex);
181 }
182