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>> 27 // $Id: XrayFluoPrimaryGeneratorAction.cc
>> 28 // GEANT4 tag $Name: xray_fluo-V03-02-00
27 // 29 //
28 // Author: Elena Guardincerri (Elena.Guardince 30 // Author: Elena Guardincerri (Elena.Guardincerri@ge.infn.it)
29 // 31 //
30 // History: 32 // History:
31 // ----------- 33 // -----------
32 // 28 Nov 2001 Elena Guardincerri Created 34 // 28 Nov 2001 Elena Guardincerri Created
33 // 35 //
34 // ------------------------------------------- 36 // -------------------------------------------------------------------
35 37
36 #include "XrayFluoPrimaryGeneratorAction.hh" 38 #include "XrayFluoPrimaryGeneratorAction.hh"
37 #include "XrayFluoDetectorConstruction.hh" 39 #include "XrayFluoDetectorConstruction.hh"
38 #include "XrayFluoPrimaryGeneratorMessenger.hh 40 #include "XrayFluoPrimaryGeneratorMessenger.hh"
39 #include "XrayFluoRunAction.hh" 41 #include "XrayFluoRunAction.hh"
40 #include "G4Event.hh" 42 #include "G4Event.hh"
41 #include "G4Gamma.hh" 43 #include "G4Gamma.hh"
42 #include "G4ParticleGun.hh" 44 #include "G4ParticleGun.hh"
43 #include "G4ParticleTable.hh" 45 #include "G4ParticleTable.hh"
44 #include "G4ParticleDefinition.hh" 46 #include "G4ParticleDefinition.hh"
45 #include "G4MTRunManager.hh" 47 #include "G4MTRunManager.hh"
46 #include "Randomize.hh" 48 #include "Randomize.hh"
47 #include "XrayFluoAnalysisManager.hh" 49 #include "XrayFluoAnalysisManager.hh"
48 #include "XrayFluoDataSet.hh" 50 #include "XrayFluoDataSet.hh"
49 #include "G4PhysicalConstants.hh" 51 #include "G4PhysicalConstants.hh"
50 #include "G4SystemOfUnits.hh" 52 #include "G4SystemOfUnits.hh"
51 53
52 //....oooOO0OOooo........oooOO0OOooo........oo 54 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
53 55
54 XrayFluoPrimaryGeneratorAction::XrayFluoPrimar 56 XrayFluoPrimaryGeneratorAction::XrayFluoPrimaryGeneratorAction(const
55 XrayFluoDetectorConstruct 57 XrayFluoDetectorConstruction* XrayFluoDC)
56 :rndmFlag("off"),beam("off"),spectrum("off") 58 :rndmFlag("off"),beam("off"),spectrum("off"),isoVert("off"),phaseSpaceGunFlag(false),
57 rayleighFlag(true), detectorPosition(0) 59 rayleighFlag(true), detectorPosition(0)
58 { 60 {
59 runAction = 0; 61 runAction = 0;
60 XrayFluoDetector = XrayFluoDC; 62 XrayFluoDetector = XrayFluoDC;
61 63
62 G4int n_particle = 1; 64 G4int n_particle = 1;
63 particleGun = new G4ParticleGun(n_particle) 65 particleGun = new G4ParticleGun(n_particle);
64 66
65 //create a messenger for this class 67 //create a messenger for this class
66 gunMessenger = new XrayFluoPrimaryGeneratorM 68 gunMessenger = new XrayFluoPrimaryGeneratorMessenger(this);
67 69
68 // default particle kinematic 70 // default particle kinematic
69 G4ParticleDefinition* particle 71 G4ParticleDefinition* particle
70 = G4Gamma::Definition(); 72 = G4Gamma::Definition();
71 particleGun->SetParticleDefinition(particle) 73 particleGun->SetParticleDefinition(particle);
72 particleGun->SetParticleMomentumDirection(G4 74 particleGun->SetParticleMomentumDirection(G4ThreeVector(0.,0.,1.));
73 particleGun->SetParticleEnergy(10. * keV); 75 particleGun->SetParticleEnergy(10. * keV);
74 76
75 G4double position = -0.5*(XrayFluoDetector-> 77 G4double position = -0.5*(XrayFluoDetector->GetWorldSizeZ());
76 particleGun->SetParticlePosition(G4ThreeVect 78 particleGun->SetParticlePosition(G4ThreeVector(0.*cm,0.*cm,position));
77 79
78 G4cout << "XrayFluoPrimaryGeneratorAction cr 80 G4cout << "XrayFluoPrimaryGeneratorAction created" << G4endl;
79 81
80 } 82 }
81 83
82 //....oooOO0OOooo........oooOO0OOooo........oo 84 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
83 85
84 void XrayFluoPrimaryGeneratorAction::ActivateP 86 void XrayFluoPrimaryGeneratorAction::ActivatePhaseSpace(G4String fileName) {
85 87
86 // load phase-space 88 // load phase-space
87 phaseSpaceGunFlag = true; 89 phaseSpaceGunFlag = true;
88 90
89 // reads the data stored on disk form previo 91 // reads the data stored on disk form previous runs
90 // and get these data to data members 92 // and get these data to data members
91 93
92 XrayFluoAnalysisManager* analysis = XrayFlu 94 XrayFluoAnalysisManager* analysis = XrayFluoAnalysisManager::getInstance();
93 analysis->LoadGunData(fileName, rayleighFlag 95 analysis->LoadGunData(fileName, rayleighFlag);
94 detectorPosition = XrayFluoDetector->GetDete 96 detectorPosition = XrayFluoDetector->GetDetectorPosition();
95 detectorPosition.setR(detectorPosition.r()-( 97 detectorPosition.setR(detectorPosition.r()-(5.*cm)); // 5 cm before the detector, so in front of it.
96 98
97 } 99 }
98 100
99 //....oooOO0OOooo........oooOO0OOooo........oo 101 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
100 102
101 void XrayFluoPrimaryGeneratorAction::SetRaylei 103 void XrayFluoPrimaryGeneratorAction::SetRayleighFlag (G4bool value)
102 { 104 {
103 rayleighFlag = value; 105 rayleighFlag = value;
104 } 106 }
105 107
106 108
107 //....oooOO0OOooo........oooOO0OOooo........oo 109 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
108 110
109 XrayFluoPrimaryGeneratorAction::~XrayFluoPrima 111 XrayFluoPrimaryGeneratorAction::~XrayFluoPrimaryGeneratorAction()
110 { 112 {
111 delete particleGun; 113 delete particleGun;
112 delete gunMessenger; 114 delete gunMessenger;
113 } 115 }
114 116
115 //....oooOO0OOooo........oooOO0OOooo........oo 117 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
116 118
117 void XrayFluoPrimaryGeneratorAction::GenerateP 119 void XrayFluoPrimaryGeneratorAction::GeneratePrimaries(G4Event* anEvent)
118 { 120 {
119 //retrieve runAction, if not done 121 //retrieve runAction, if not done
120 if (!runAction) 122 if (!runAction)
121 { 123 {
122 //Sequential runaction 124 //Sequential runaction
123 if (G4RunManager::GetRunManager()->GetRu 125 if (G4RunManager::GetRunManager()->GetRunManagerType() ==
124 G4RunManager::sequentialRM) 126 G4RunManager::sequentialRM)
125 runAction = static_cast<const XrayFluoRunAct 127 runAction = static_cast<const XrayFluoRunAction*>
126 (G4RunManager::GetRunManager()->GetUserRun 128 (G4RunManager::GetRunManager()->GetUserRunAction());
127 else //MT master runaction 129 else //MT master runaction
128 runAction = static_cast<const XrayFluoRunAct 130 runAction = static_cast<const XrayFluoRunAction*>
129 (G4MTRunManager::GetMasterRunManager()->Ge 131 (G4MTRunManager::GetMasterRunManager()->GetUserRunAction());
130 if (!runAction) 132 if (!runAction)
131 G4cout << "Something wrong here!" << G4endl; 133 G4cout << "Something wrong here!" << G4endl;
132 } 134 }
133 135
134 //this function is called at the begining of 136 //this function is called at the begining of event
135 // 137 //
136 G4double z0 = -0.5*(XrayFluoDetector->GetWor 138 G4double z0 = -0.5*(XrayFluoDetector->GetWorldSizeZ());
137 G4double y0 = 0.*cm, x0 = 0.*cm; 139 G4double y0 = 0.*cm, x0 = 0.*cm;
138 if (rndmFlag == "on") 140 if (rndmFlag == "on")
139 { 141 {
140 y0 = (XrayFluoDetector->GetDia3SizeXY()) 142 y0 = (XrayFluoDetector->GetDia3SizeXY())/std::sqrt(2.)*(G4UniformRand()-0.5); // it was GetSampleSizeXY(),
141 x0 = (XrayFluoDetector->GetDia3SizeXY()) 143 x0 = (XrayFluoDetector->GetDia3SizeXY())/std::sqrt(2.)*(G4UniformRand()-0.5); // not divided by std::sqrt(2.)
142 } 144 }
143 particleGun->SetParticlePosition(G4ThreeVect 145 particleGun->SetParticlePosition(G4ThreeVector(x0,y0,z0));
144 146
145 //randomize starting point 147 //randomize starting point
146 if (beam == "on") 148 if (beam == "on")
147 { 149 {
148 G4double radius = 0.5 * mm; 150 G4double radius = 0.5 * mm;
149 G4double rho = radius*std::sqrt(G4Unifor 151 G4double rho = radius*std::sqrt(G4UniformRand());
150 G4double theta = 2*pi*G4UniformRand()*ra 152 G4double theta = 2*pi*G4UniformRand()*rad;
151 G4double position = -0.5*(XrayFluoDetect 153 G4double position = -0.5*(XrayFluoDetector->GetWorldSizeZ());
152 154
153 G4double y = rho * std::sin(theta); 155 G4double y = rho * std::sin(theta);
154 G4double x = rho * std::cos(theta); 156 G4double x = rho * std::cos(theta);
155 157
156 particleGun->SetParticlePosition(G4Three 158 particleGun->SetParticlePosition(G4ThreeVector(x,y,position));
157 } 159 }
158 //shoot particles according to a certain spe 160 //shoot particles according to a certain spectrum
159 if (spectrum =="on") 161 if (spectrum =="on")
160 { 162 {
161 G4String particle = particleGun->GetPar 163 G4String particle = particleGun->GetParticleDefinition()
162 ->GetParticleName(); 164 ->GetParticleName();
163 if(particle == "proton"|| particle == "a 165 if(particle == "proton"|| particle == "alpha")
164 { 166 {
165 G4DataVector* energies = runAction->GetEn 167 G4DataVector* energies = runAction->GetEnergies();
166 G4DataVector* data = runAction->GetData() 168 G4DataVector* data = runAction->GetData();
167 169
168 G4double sum = runAction->GetDataSum(); 170 G4double sum = runAction->GetDataSum();
169 G4double partSum = 0; 171 G4double partSum = 0;
170 G4int j = 0; 172 G4int j = 0;
171 G4double random= sum*G4UniformRand(); 173 G4double random= sum*G4UniformRand();
172 while (partSum<random) 174 while (partSum<random)
173 { 175 {
174 partSum += (*data)[j]; 176 partSum += (*data)[j];
175 j++; 177 j++;
176 } 178 }
177 179
178 particleGun->SetParticleEnergy((*energies) 180 particleGun->SetParticleEnergy((*energies)[j]);
179 181
180 } 182 }
181 else if (particle == "gamma") 183 else if (particle == "gamma")
182 { 184 {
183 const XrayFluoDataSet* dataSet = runAction 185 const XrayFluoDataSet* dataSet = runAction->GetGammaSet();
184 186
185 G4int i = 0; 187 G4int i = 0;
186 G4int id = 0; 188 G4int id = 0;
187 G4double minEnergy = 0. * keV; 189 G4double minEnergy = 0. * keV;
188 G4double particleEnergy= 0.; 190 G4double particleEnergy= 0.;
189 G4double maxEnergy = 10. * keV; 191 G4double maxEnergy = 10. * keV;
190 G4double energyRange = maxEnergy - minEner 192 G4double energyRange = maxEnergy - minEnergy;
191 193
192 while ( i == 0) 194 while ( i == 0)
193 { 195 {
194 G4double random = G4UniformRand(); 196 G4double random = G4UniformRand();
195 197
196 G4double randomNum = G4UniformRand(); 198 G4double randomNum = G4UniformRand(); //*5.0E6;
197 199
198 particleEnergy = (random*energyRange) 200 particleEnergy = (random*energyRange) + minEnergy;
199 201
200 if ((dataSet->FindValue(particleEnergy 202 if ((dataSet->FindValue(particleEnergy,id)) > randomNum)
201 { 203 {
202 i = 1; 204 i = 1;
203 205
204 } 206 }
205 } 207 }
206 particleGun->SetParticleEnergy(particleEn 208 particleGun->SetParticleEnergy(particleEnergy);
207 } 209 }
208 } 210 }
209 211
210 // Randomize starting point and direction 212 // Randomize starting point and direction
211 213
212 if (isoVert == "on") 214 if (isoVert == "on")
213 { 215 {
214 G4double rho = 1. *m; 216 G4double rho = 1. *m;
215 //theta in [0;pi/2] 217 //theta in [0;pi/2]
216 G4double theta = (pi/2)*G4UniformRand(); 218 G4double theta = (pi/2)*G4UniformRand();
217 //phi in [-pi;pi] 219 //phi in [-pi;pi]
218 G4double phi = (G4UniformRand()*2*pi)- p 220 G4double phi = (G4UniformRand()*2*pi)- pi;
219 G4double x = rho*std::sin(theta)*std::si 221 G4double x = rho*std::sin(theta)*std::sin(phi);
220 G4double y = rho*std::sin(theta)*std::co 222 G4double y = rho*std::sin(theta)*std::cos(phi);
221 G4double z = -(rho*std::cos(theta)); 223 G4double z = -(rho*std::cos(theta));
222 particleGun->SetParticlePosition(G4Three 224 particleGun->SetParticlePosition(G4ThreeVector(x,y,z));
223 225
224 G4double Xdim = XrayFluoDetector->GetSam 226 G4double Xdim = XrayFluoDetector->GetSampleSizeXY();
225 G4double Ydim = XrayFluoDetector->GetSam 227 G4double Ydim = XrayFluoDetector->GetSampleSizeXY();
226 228
227 G4double Dx = Xdim*(G4UniformRand()-0.5) 229 G4double Dx = Xdim*(G4UniformRand()-0.5);
228 230
229 G4double Dy = Ydim*(G4UniformRand()-0.5) 231 G4double Dy = Ydim*(G4UniformRand()-0.5);
230 232
231 particleGun->SetParticleMomentumDirectio 233 particleGun->SetParticleMomentumDirection(G4ThreeVector(-x+Dx,-y+Dy,-z));
232 234
233 } 235 }
234 236
235 // using prevoiously genereated emissions fr 237 // using prevoiously genereated emissions from sample.....
236 238
237 if (phaseSpaceGunFlag){ 239 if (phaseSpaceGunFlag){
238 240
239 particleGun->SetParticlePosition(detectorP 241 particleGun->SetParticlePosition(detectorPosition);
240 particleGun->SetParticleMomentumDirection( 242 particleGun->SetParticleMomentumDirection(detectorPosition);
241 243
242 G4ParticleTable* particleTable = G4Particl 244 G4ParticleTable* particleTable = G4ParticleTable::GetParticleTable();
243 245
244 const std::pair<G4double,G4String> kine = 246 const std::pair<G4double,G4String> kine =
245 XrayFluoAnalysisManager::getInstance()-> 247 XrayFluoAnalysisManager::getInstance()->GetEmittedParticleEnergyAndType();
246 248
247 G4double energy = kine.first; 249 G4double energy = kine.first;
248 G4ParticleDefinition* particle = particleT 250 G4ParticleDefinition* particle = particleTable->FindParticle(kine.second);
249 251
250 particleGun->SetParticleEnergy(energy); 252 particleGun->SetParticleEnergy(energy);
251 particleGun->SetParticleDefinition(particl 253 particleGun->SetParticleDefinition(particle);
252 254
253 255
254 } 256 }
255 257
256 G4double partEnergy = particleGun->GetPartic 258 G4double partEnergy = particleGun->GetParticleEnergy();
257 XrayFluoAnalysisManager* analysis = XrayFlu 259 XrayFluoAnalysisManager* analysis = XrayFluoAnalysisManager::getInstance();
258 analysis->analysePrimaryGenerator(partEnergy 260 analysis->analysePrimaryGenerator(partEnergy/keV);
259 261
260 262
261 particleGun->GeneratePrimaryVertex(anEvent); 263 particleGun->GeneratePrimaryVertex(anEvent);
262 } 264 }
263 265
264 //....oooOO0OOooo........oooOO0OOooo........oo 266 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
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