| Geant4 Cross Reference |
1 // 1 //
2 // ******************************************* 2 // ********************************************************************
3 // * License and Disclaimer 3 // * License and Disclaimer *
4 // * 4 // * *
5 // * The Geant4 software is copyright of th 5 // * The Geant4 software is copyright of the Copyright Holders of *
6 // * the Geant4 Collaboration. It is provided 6 // * the Geant4 Collaboration. It is provided under the terms and *
7 // * conditions of the Geant4 Software License 7 // * conditions of the Geant4 Software License, included in the file *
8 // * LICENSE and available at http://cern.ch/ 8 // * LICENSE and available at http://cern.ch/geant4/license . These *
9 // * include a list of copyright holders. 9 // * include a list of copyright holders. *
10 // * 10 // * *
11 // * Neither the authors of this software syst 11 // * Neither the authors of this software system, nor their employing *
12 // * institutes,nor the agencies providing fin 12 // * institutes,nor the agencies providing financial support for this *
13 // * work make any representation or warran 13 // * work make any representation or warranty, express or implied, *
14 // * regarding this software system or assum 14 // * regarding this software system or assume any liability for its *
15 // * use. Please see the license in the file 15 // * use. Please see the license in the file LICENSE and URL above *
16 // * for the full disclaimer and the limitatio 16 // * for the full disclaimer and the limitation of liability. *
17 // * 17 // * *
18 // * This code implementation is the result 18 // * This code implementation is the result of the scientific and *
19 // * technical work of the GEANT4 collaboratio 19 // * technical work of the GEANT4 collaboration. *
20 // * By using, copying, modifying or distri 20 // * By using, copying, modifying or distributing the software (or *
21 // * any work based on the software) you ag 21 // * any work based on the software) you agree to acknowledge its *
22 // * use in resulting scientific publicati 22 // * use in resulting scientific publications, and indicate your *
23 // * acceptance of all terms of the Geant4 Sof 23 // * acceptance of all terms of the Geant4 Software license. *
24 // ******************************************* 24 // ********************************************************************
25 // 25 //
26 // 26 //
>> 27 // $Id: XrayFluoPlanePrimaryGeneratorAction.cc
>> 28 // GEANT4 tag $Name:
27 // 29 //
28 // Author: Alfonso Mantero (Alfonso.Mantero@ge 30 // Author: Alfonso Mantero (Alfonso.Mantero@ge.infn.it)
29 // 31 //
30 // History: 32 // History:
31 // ----------- 33 // -----------
32 // 02 Sep 2003 Alfonso Mantero created 34 // 02 Sep 2003 Alfonso Mantero created
33 // 35 //
34 // ------------------------------------------- 36 // -------------------------------------------------------------------
35 37
36 #include "XrayFluoMercuryPrimaryGeneratorActio 38 #include "XrayFluoMercuryPrimaryGeneratorAction.hh"
37 #include "XrayFluoMercuryDetectorConstruction. 39 #include "XrayFluoMercuryDetectorConstruction.hh"
38 #include "XrayFluoMercuryPrimaryGeneratorMesse 40 #include "XrayFluoMercuryPrimaryGeneratorMessenger.hh"
39 #include "XrayFluoRunAction.hh" 41 #include "XrayFluoRunAction.hh"
40 #include "XrayFluoAnalysisManager.hh" 42 #include "XrayFluoAnalysisManager.hh"
41 #include "XrayFluoDataSet.hh" 43 #include "XrayFluoDataSet.hh"
42 #include "G4PhysicalConstants.hh" 44 #include "G4PhysicalConstants.hh"
43 #include "G4SystemOfUnits.hh" 45 #include "G4SystemOfUnits.hh"
44 #include "G4DataVector.hh" 46 #include "G4DataVector.hh"
45 #include "G4Event.hh" 47 #include "G4Event.hh"
46 #include "G4ParticleGun.hh" 48 #include "G4ParticleGun.hh"
47 #include "G4ParticleTable.hh" 49 #include "G4ParticleTable.hh"
48 #include "G4ParticleDefinition.hh" 50 #include "G4ParticleDefinition.hh"
49 #include "Randomize.hh" 51 #include "Randomize.hh"
50 52
51 //....oooOO0OOooo........oooOO0OOooo........oo 53 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
52 54
53 XrayFluoMercuryPrimaryGeneratorAction::XrayFlu << 55 XrayFluoMercuryPrimaryGeneratorAction::XrayFluoMercuryPrimaryGeneratorAction(XrayFluoMercuryDetectorConstruction* XrayFluoDC)
54 :globalFlag(false),spectrum("off") 56 :globalFlag(false),spectrum("off")
55 { 57 {
56 58
57 XrayFluoDetector = XrayFluoDC; 59 XrayFluoDetector = XrayFluoDC;
58 60
59 G4int n_particle = 1; 61 G4int n_particle = 1;
60 particleGun = new G4ParticleGun(n_particle) 62 particleGun = new G4ParticleGun(n_particle);
61 63
62 //create a messenger for this class 64 //create a messenger for this class
63 gunMessenger = new XrayFluoMercuryPrimaryGen 65 gunMessenger = new XrayFluoMercuryPrimaryGeneratorMessenger(this);
64 runManager = new XrayFluoRunAction(); 66 runManager = new XrayFluoRunAction();
65 67
66 // default particle kinematic 68 // default particle kinematic
67 69
68 G4ParticleTable* particleTable = G4ParticleT 70 G4ParticleTable* particleTable = G4ParticleTable::GetParticleTable();
69 G4String particleName; 71 G4String particleName;
70 G4ParticleDefinition* particle 72 G4ParticleDefinition* particle
71 = particleTable->FindParticle(particleName 73 = particleTable->FindParticle(particleName="gamma");
72 particleGun->SetParticleDefinition(particle) 74 particleGun->SetParticleDefinition(particle);
73 particleGun->SetParticleMomentumDirection(G4 75 particleGun->SetParticleMomentumDirection(G4ThreeVector(0.,0.,-1.));
74 76
75 77
76 particleGun->SetParticleEnergy(10.*keV); 78 particleGun->SetParticleEnergy(10.*keV);
77 G4double position = -0.5*(XrayFluoDetector-> 79 G4double position = -0.5*(XrayFluoDetector->GetWorldSizeZ());
78 particleGun->SetParticlePosition(G4ThreeVect 80 particleGun->SetParticlePosition(G4ThreeVector(0.*cm,0.*cm,position));
79 81
80 G4cout << "XrayFluoMercuryPrimaryGeneratorAc 82 G4cout << "XrayFluoMercuryPrimaryGeneratorAction created" << G4endl;
81 83
82 } 84 }
83 85
84 86
85 //....oooOO0OOooo........oooOO0OOooo........oo 87 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
86 88
87 XrayFluoMercuryPrimaryGeneratorAction::~XrayFl 89 XrayFluoMercuryPrimaryGeneratorAction::~XrayFluoMercuryPrimaryGeneratorAction()
88 { 90 {
89 delete particleGun; 91 delete particleGun;
90 delete gunMessenger; 92 delete gunMessenger;
91 delete runManager; 93 delete runManager;
92 94
93 G4cout << "XrayFluoMercuryPrimaryGeneratorAc 95 G4cout << "XrayFluoMercuryPrimaryGeneratorAction deleted" << G4endl;
94 96
95 } 97 }
96 98
97 //....oooOO0OOooo........oooOO0OOooo........oo 99 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
98 100
99 void XrayFluoMercuryPrimaryGeneratorAction::Ge 101 void XrayFluoMercuryPrimaryGeneratorAction::GeneratePrimaries(G4Event* anEvent)
100 { 102 {
101 //this function is called at the begining of 103 //this function is called at the begining of event
102 // 104 //
103 105
104 // Conidering the sunas a Poin-like source. 106 // Conidering the sunas a Poin-like source.
105 107
106 G4double z0 = -0.5*(XrayFluoDetector->GetWor 108 G4double z0 = -0.5*(XrayFluoDetector->GetWorldSizeZ());
107 G4double y0 = 0.*m, x0 = 0.*m; 109 G4double y0 = 0.*m, x0 = 0.*m;
108 110
109 111
110 // Let's try to illuminate only the prtion o 112 // Let's try to illuminate only the prtion of Mercury surface that can be seen by the detector.
111 113
112 G4double spacecraftLatitude = XrayFluoDetect 114 G4double spacecraftLatitude = XrayFluoDetector->GetOrbitInclination();
113 G4double mercuryDia = XrayFluoDetector->GetM 115 G4double mercuryDia = XrayFluoDetector->GetMercuryDia();
114 G4double sunDia = XrayFluoDetector->GetSunDi 116 G4double sunDia = XrayFluoDetector->GetSunDia();
115 G4double opticField = XrayFluoDetector->GetO 117 G4double opticField = XrayFluoDetector->GetOpticAperture();
116 118
117 119
118 G4double a = 2*std::tan(opticField/2); 120 G4double a = 2*std::tan(opticField/2);
119 121
120 // if (!pointLikeFlag) { 122 // if (!pointLikeFlag) {
121 123
122 // let's decide from wich point of the sun 124 // let's decide from wich point of the sun surface the particle is coming:
123 125
124 G4double theta = std::acos(2.*G4UniformRand( 126 G4double theta = std::acos(2.*G4UniformRand() - 1.0);
125 G4double phi = 2. * pi * G4UniformRand(); 127 G4double phi = 2. * pi * G4UniformRand();
126 G4double rho = sunDia/2; 128 G4double rho = sunDia/2;
127 129
128 G4double sunPosX = x0 + rho * std::sin(the 130 G4double sunPosX = x0 + rho * std::sin(theta) * std::cos(phi);
129 G4double sunPosY = y0 + rho * std::sin(the 131 G4double sunPosY = y0 + rho * std::sin(theta) * std::sin(phi);
130 G4double sunPosZ = z0 + rho * std::cos(the 132 G4double sunPosZ = z0 + rho * std::cos(theta);
131 133
132 particleGun->SetParticlePosition(G4ThreeVe 134 particleGun->SetParticlePosition(G4ThreeVector(sunPosX,sunPosY,sunPosZ));
133 135
134 // the angle at the center of Mercury subt 136 // the angle at the center of Mercury subtending the area seen by the optics:
135 G4double alpha = 2 * a/mercuryDia; 137 G4double alpha = 2 * a/mercuryDia;
136 138
137 if(!globalFlag){ 139 if(!globalFlag){
138 theta = alpha * G4UniformRand() + (180.* 140 theta = alpha * G4UniformRand() + (180.*deg - spacecraftLatitude)-alpha/2.;
139 phi = alpha * G4UniformRand() + 90. * de 141 phi = alpha * G4UniformRand() + 90. * deg - alpha/2.;
140 } 142 }
141 143
142 else if(globalFlag){ 144 else if(globalFlag){
143 theta = pi/2. * rad * G4UniformRand() + 145 theta = pi/2. * rad * G4UniformRand() + 90.*deg ; //was 900., probably an error
144 phi = 2*pi*rad * G4UniformRand() ; 146 phi = 2*pi*rad * G4UniformRand() ;
145 } 147 }
146 148
147 rho = mercuryDia/2.; 149 rho = mercuryDia/2.;
148 150
149 G4double mercuryPosX = rho * std::sin(thet 151 G4double mercuryPosX = rho * std::sin(theta) * std::cos(phi);
150 G4double mercuryPosY = rho * std::sin(thet 152 G4double mercuryPosY = rho * std::sin(theta) * std::sin(phi);
151 G4double mercuryPosZ = rho * std::cos(thet 153 G4double mercuryPosZ = rho * std::cos(theta);
152 154
153 particleGun->SetParticleMomentumDirection( 155 particleGun->SetParticleMomentumDirection(
154 G4ThreeVector(mercuryPosX-sunPosX ,m 156 G4ThreeVector(mercuryPosX-sunPosX ,mercuryPosY-sunPosY,mercuryPosZ-sunPosZ));
155 157
156 // } 158 // }
157 // if (pointLikeFlag) { 159 // if (pointLikeFlag) {
158 160
159 // // theta is the angle that the mean direc 161 // // theta is the angle that the mean direction of the incident light (on the desired
160 // // point of the surface of Mercury) makes 162 // // point of the surface of Mercury) makes with the Z-axis
161 // G4double theta = std::asin( mercuryDia/2. 163 // G4double theta = std::asin( mercuryDia/2. * std::sin(spacecraftLatitude) /
162 // std::sqrt(std::pow(z0,2)+std::pow(mer 164 // std::sqrt(std::pow(z0,2)+std::pow(mercuryDia/2.,2)-2*mercuryDia/2.*z0*std::cos(spacecraftLatitude)) );
163 165
164 // // on the y axis, the light emitted from 166 // // on the y axis, the light emitted from the Sun must be in [theta-phi;theta+phi]
165 // G4double phi = std::asin( mercuryDia/2.*s 167 // G4double phi = std::asin( mercuryDia/2.*std::sin(spacecraftLatitude) + a*std::cos(spacecraftLatitude) /
166 // std::sqrt( std::pow(mercuryDia/2. 168 // std::sqrt( std::pow(mercuryDia/2.*std::sin(spacecraftLatitude) + a*std::cos(spacecraftLatitude) , 2) +
167 // std::pow(z0 - mercuryDia/2.*std:: 169 // std::pow(z0 - mercuryDia/2.*std::cos(spacecraftLatitude) - a*std::sin(spacecraftLatitude) , 2)) )
168 // - theta; 170 // - theta;
169 171
170 // // on the x axis, the light emitted from 172 // // on the x axis, the light emitted from the Sun must be in [-zeta;zeta]
171 // G4double zeta = std::atan( a/std::sqrt(st 173 // G4double zeta = std::atan( a/std::sqrt(std::pow(z0,2)+std::pow(mercuryDia,2)-2*mercuryDia*z0*std::cos(spacecraftLatitude)) );
172 174
173 175
174 176
175 // //alpha in [-zeta;zeta] 177 // //alpha in [-zeta;zeta]
176 // G4double alpha = (2*zeta)*G4UniformRand() 178 // G4double alpha = (2*zeta)*G4UniformRand() - zeta;
177 // //beta in [theta-phi;theta+phi] 179 // //beta in [theta-phi;theta+phi]
178 // G4double beta = (G4UniformRand()*2*phi) - 180 // G4double beta = (G4UniformRand()*2*phi) - phi + theta;
179 181
180 // G4double dirY = std::sin(beta); 182 // G4double dirY = std::sin(beta);
181 // G4double dirX = std::sin(alpha); 183 // G4double dirX = std::sin(alpha);
182 184
183 // particleGun->SetParticleMomentumDirection 185 // particleGun->SetParticleMomentumDirection(G4ThreeVector(dirX.,dirY,1.));
184 186
185 // particleGun->SetParticlePosition(G4ThreeV 187 // particleGun->SetParticlePosition(G4ThreeVector(x0,y0,z0));
186 188
187 // } 189 // }
188 190
189 191
190 192
191 //shoot particles according to a certain spe 193 //shoot particles according to a certain spectrum
192 if (spectrum =="on") 194 if (spectrum =="on")
193 { 195 {
194 G4String particle = particleGun->GetPar 196 G4String particle = particleGun->GetParticleDefinition()
195 ->GetParticleName(); 197 ->GetParticleName();
196 if(particle == "proton"|| particle == "a 198 if(particle == "proton"|| particle == "alpha")
197 { 199 {
198 G4DataVector* energies = runManager->GetE 200 G4DataVector* energies = runManager->GetEnergies();
199 G4DataVector* data = runManager->GetData( 201 G4DataVector* data = runManager->GetData();
200 202
201 G4double sum = runManager->GetDataSum(); 203 G4double sum = runManager->GetDataSum();
202 G4double partSum = 0; 204 G4double partSum = 0;
203 G4int j = 0; 205 G4int j = 0;
204 G4double random= sum*G4UniformRand(); 206 G4double random= sum*G4UniformRand();
205 while (partSum<random) 207 while (partSum<random)
206 { 208 {
207 partSum += (*data)[j]; 209 partSum += (*data)[j];
208 j++; 210 j++;
209 } 211 }
210 212
211 particleGun->SetParticleEnergy((*energies) 213 particleGun->SetParticleEnergy((*energies)[j]);
212 214
213 } 215 }
214 else if (particle == "gamma") 216 else if (particle == "gamma")
215 { 217 {
216 const XrayFluoDataSet* dataSet = runManage 218 const XrayFluoDataSet* dataSet = runManager->GetGammaSet();
217 219
218 G4int i = 0; 220 G4int i = 0;
219 G4int id = 0; 221 G4int id = 0;
220 G4double minEnergy = 0. * keV; 222 G4double minEnergy = 0. * keV;
221 G4double particleEnergy= 0.; 223 G4double particleEnergy= 0.;
222 G4double maxEnergy = 10. * keV; 224 G4double maxEnergy = 10. * keV;
223 G4double energyRange = maxEnergy - minEner 225 G4double energyRange = maxEnergy - minEnergy;
224 226
225 while ( i == 0) 227 while ( i == 0)
226 { 228 {
227 G4double random = G4UniformRand(); 229 G4double random = G4UniformRand();
228 230
229 G4double randomNum = G4UniformRand(); 231 G4double randomNum = G4UniformRand(); //*5.0E6;
230 232
231 particleEnergy = (random*energyRange) 233 particleEnergy = (random*energyRange) + minEnergy;
232 234
233 if ((dataSet->FindValue(particleEnergy 235 if ((dataSet->FindValue(particleEnergy,id)) > randomNum)
234 { 236 {
235 i = 1; 237 i = 1;
236 238
237 } 239 }
238 } 240 }
239 particleGun->SetParticleEnergy(particleEn 241 particleGun->SetParticleEnergy(particleEnergy);
240 } 242 }
241 } 243 }
242 244
243 245
244 #ifdef G4ANALYSIS_USE 246 #ifdef G4ANALYSIS_USE
245 247
246 G4double partEnergy = particleGun->GetPartic 248 G4double partEnergy = particleGun->GetParticleEnergy();
247 XrayFluoAnalysisManager* analysis = XrayFlu 249 XrayFluoAnalysisManager* analysis = XrayFluoAnalysisManager::getInstance();
248 analysis->analysePrimaryGenerator(partEnergy 250 analysis->analysePrimaryGenerator(partEnergy/keV);
249 251
250 #endif 252 #endif
251 253
252 particleGun->GeneratePrimaryVertex(anEvent); 254 particleGun->GeneratePrimaryVertex(anEvent);
253 } 255 }
254 256
255 //....oooOO0OOooo........oooOO0OOooo........oo 257 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
256 258
257 259
258 260
259 261
260 262
261 263
262 264
263 265
264 266
265 267