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25 // 22 //
>> 23 // $Id: G4EmMultiModel.cc,v 1.1 2004/05/03 13:13:07 vnivanch Exp $
>> 24 // GEANT4 tag $Name: geant4-06-02 $
26 // 25 //
27 // ------------------------------------------- 26 // -------------------------------------------------------------------
28 // 27 //
29 // GEANT4 Class file 28 // GEANT4 Class file
30 // 29 //
31 // 30 //
32 // File name: G4EmMultiModel 31 // File name: G4EmMultiModel
33 // 32 //
34 // Author: Vladimir Ivanchenko 33 // Author: Vladimir Ivanchenko
35 // 34 //
36 // Creation date: 03.05.2004 35 // Creation date: 03.05.2004
37 // 36 //
38 // Modifications: 37 // Modifications:
39 // 15-04-05 optimize internal interface (V.Iva << 38 //
40 // 04-07-10 updated interfaces according to g4 << 39
>> 40 // Class Description:
>> 41 //
>> 42 // Energy loss model using several G4VEmModels
>> 43
>> 44 // -------------------------------------------------------------------
41 // 45 //
42 46
43 47
44 //....oooOO0OOooo........oooOO0OOooo........oo 48 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
45 //....oooOO0OOooo........oooOO0OOooo........oo 49 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
46 50
47 #include "G4EmMultiModel.hh" 51 #include "G4EmMultiModel.hh"
48 #include "Randomize.hh" 52 #include "Randomize.hh"
49 #include "G4EmParameters.hh" <<
50 53
51 //....oooOO0OOooo........oooOO0OOooo........oo 54 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
52 55
53 G4EmMultiModel::G4EmMultiModel(const G4String& 56 G4EmMultiModel::G4EmMultiModel(const G4String& nam)
54 : G4VEmModel(nam) << 57 : G4VEmModel(nam),
>> 58 nModels(0)
55 { 59 {
>> 60 highKinEnergy = 100.0*GeV;
>> 61 lowKinEnergy = 0.1*keV;
56 model.clear(); 62 model.clear();
>> 63 tsecmin.clear();
57 cross_section.clear(); 64 cross_section.clear();
58 } 65 }
59 66
60 //....oooOO0OOooo........oooOO0OOooo........oo 67 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
61 68
62 G4EmMultiModel::~G4EmMultiModel() = default; << 69 G4EmMultiModel::~G4EmMultiModel()
63 <<
64 //....oooOO0OOooo........oooOO0OOooo........oo <<
65 <<
66 void G4EmMultiModel::AddModel(G4VEmModel* p) <<
67 { 70 {
68 cross_section.push_back(0.0); << 71 if(nModels) {
69 model.push_back(p); << 72 for(G4int i=0; i<nModels; i++) {
70 ++nModels; << 73 delete model[i];
>> 74 }
>> 75 }
71 } 76 }
72 77
73 //....oooOO0OOooo........oooOO0OOooo........oo 78 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
74 79
75 void G4EmMultiModel::Initialise(const G4Partic 80 void G4EmMultiModel::Initialise(const G4ParticleDefinition* p,
76 const G4DataVe 81 const G4DataVector& cuts)
77 { 82 {
78 G4EmParameters* param = G4EmParameters::Inst << 83 if(nModels) {
79 G4int verb = IsMaster() ? param->Verbose() : << 84 for(G4int i=0; i<nModels; i++) {
80 if(verb > 0) { << 85 (model[i])->Initialise(p, cuts);
81 G4cout << "### Initialisation of EM MultiM << 86 }
82 << " including following list of " << nMo <<
83 } <<
84 for(G4int i=0; i<nModels; ++i) { <<
85 G4cout << " " << (model[i])->GetName(); <<
86 (model[i])->SetParticleChange(pParticleCha <<
87 (model[i])->Initialise(p, cuts); <<
88 } 87 }
89 if(verb > 0) { G4cout << G4endl; } <<
90 } 88 }
91 89
92 //....oooOO0OOooo........oooOO0OOooo........oo 90 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
93 91
94 G4double G4EmMultiModel::ComputeDEDXPerVolume( << 92 G4double G4EmMultiModel::MinEnergyCut(const G4ParticleDefinition* p,
95 const G4ParticleDefinition* p, << 93 const G4MaterialCutsCouple* couple)
96 G4double kineticEnergy, << 94 {
97 G4double cutEnergy) << 95 G4double cut = DBL_MAX;
>> 96 if(nModels) {
>> 97 cut = (model[0])->MinEnergyCut(p, couple);
>> 98 }
>> 99 return cut;
>> 100 }
>> 101
>> 102 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
>> 103
>> 104 G4bool G4EmMultiModel::IsInCharge(const G4ParticleDefinition* p)
98 { 105 {
99 G4double dedx = 0.0; << 106 G4bool yes = true;
100 for(G4int i=0; i<nModels; ++i) { << 107 if(nModels) {
101 dedx += (model[i])->ComputeDEDXPerVolume(m << 108 for(G4int i=0; i<nModels; i++) {
>> 109 G4bool x = (model[i])->IsInCharge(p);
>> 110 if( !x ) yes = false;
>> 111 }
>> 112 }
>> 113 return yes;
>> 114 }
>> 115
>> 116 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
>> 117
>> 118 G4double G4EmMultiModel::ComputeDEDX(const G4MaterialCutsCouple* couple,
>> 119 const G4ParticleDefinition* p,
>> 120 G4double kineticEnergy,
>> 121 G4double cutEnergy)
>> 122 {
>> 123 G4double dedx = 0.0;
>> 124
>> 125 if(nModels) {
>> 126 dedx = (model[0])->ComputeDEDX(couple, p, cutEnergy, kineticEnergy);
102 } 127 }
103 128
104 return dedx; 129 return dedx;
105 } 130 }
106 131
107 //....oooOO0OOooo........oooOO0OOooo........oo 132 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
108 133
109 G4double G4EmMultiModel::ComputeCrossSectionPe << 134 G4double G4EmMultiModel::CrossSection(const G4MaterialCutsCouple* couple,
110 << 135 const G4ParticleDefinition* p,
111 << 136 G4double kineticEnergy,
112 << 137 G4double cutEnergy,
113 << 138 G4double maxKinEnergy)
114 << 139 {
115 { << 140 G4double cross = 0.0;
116 G4double cross = 0.0; << 141 G4double t1 = cutEnergy;
117 for(G4int i=0; i<nModels; ++i) { << 142 G4double t2 = cutEnergy;
118 (model[i])->SetCurrentCouple(CurrentCouple << 143 if(nModels) {
119 cross += (model[i])->ComputeCrossSectionPe << 144 for(G4int i=0; i<nModels; i++) {
120 cutEnergy, maxEnergy); << 145 t1 = std::max(t2, tsecmin[i]);
>> 146 t2 = std::min(maxKinEnergy, tsecmin[i+1]);
>> 147 cross += (model[i])->CrossSection(couple, p, kineticEnergy, t1, t2);
>> 148 }
121 } 149 }
122 return cross; 150 return cross;
123 } 151 }
124 152
125 //....oooOO0OOooo........oooOO0OOooo........oo 153 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
126 154
127 void G4EmMultiModel::SampleSecondaries(std::ve << 155 G4DynamicParticle* G4EmMultiModel::SampleSecondary(
128 const G << 156 const G4MaterialCutsCouple*,
129 const G << 157 const G4DynamicParticle*,
130 G4doubl << 158 G4double,
131 G4doubl << 159 G4double)
>> 160 {
>> 161 return 0;
>> 162 }
>> 163
>> 164 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
>> 165
>> 166 std::vector<G4DynamicParticle*>* G4EmMultiModel::SampleSecondaries(
>> 167 const G4MaterialCutsCouple* couple,
>> 168 const G4DynamicParticle* dp,
>> 169 G4double tmin,
>> 170 G4double maxEnergy)
132 { 171 {
133 SetCurrentCouple(couple); << 172 std::vector<G4DynamicParticle*>* vdp = 0;
134 if(nModels > 0) { << 173
>> 174 if(nModels) {
135 G4int i; 175 G4int i;
136 G4double cross = 0.0; 176 G4double cross = 0.0;
137 for(i=0; i<nModels; ++i) { << 177 G4double t1 = tmin;
138 cross += (model[i])->CrossSection(couple << 178 G4double t2 = tmin;
139 dp->Ge << 179 for(i=0; i<nModels; i++) {
>> 180 t1 = std::max(t2, tsecmin[i]);
>> 181 t2 = std::min(maxEnergy, tsecmin[i+1]);
>> 182 cross += (model[i])->CrossSection(couple, dp->GetDefinition(),
>> 183 dp->GetKineticEnergy(), t1, t2);
140 cross_section[i] = cross; 184 cross_section[i] = cross;
141 } 185 }
142 186
143 cross *= G4UniformRand(); 187 cross *= G4UniformRand();
>> 188 t2 = tmin;
144 189
145 for(i=0; i<nModels; ++i) { << 190 for(i=0; i<nModels; i++) {
>> 191 t1 = std::max(t2, tsecmin[i]);
>> 192 t2 = std::min(maxEnergy, tsecmin[i+1]);
146 if(cross <= cross_section[i]) { 193 if(cross <= cross_section[i]) {
147 (model[i])->SampleSecondaries(vdp, cou << 194 vdp = (model[i])->SampleSecondaries(couple, dp, t1, t2);
148 return; << 195 break;
>> 196 }
>> 197 }
>> 198 }
>> 199
>> 200 return vdp;
>> 201 }
>> 202
>> 203 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
>> 204
>> 205 G4double G4EmMultiModel:: MaxSecondaryEnergy(const G4DynamicParticle* dp)
>> 206 {
>> 207 G4double tmax = 0.0;
>> 208 if(nModels) {
>> 209 tmax = (model[0])-> MaxSecondaryEnergy(dp);
>> 210 }
>> 211 return tmax;
>> 212 }
>> 213
>> 214 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
>> 215
>> 216 G4double G4EmMultiModel:: MaxSecondaryEnergy(const G4ParticleDefinition*,
>> 217 G4double kinEnergy)
>> 218 {
>> 219 G4cout << "Warning! G4EmMultiModel::"
>> 220 << "MaxSecondaryEnergy(const G4ParticleDefinition*,G4double kinEnergy)"
>> 221 << " should not be used!" << G4endl;
>> 222 return kinEnergy;
>> 223 }
>> 224
>> 225 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
>> 226
>> 227 void G4EmMultiModel::DefineForRegion(const G4Region* r)
>> 228 {
>> 229 if(nModels) {
>> 230 for(G4int i=0; i<nModels; i++) {(model[i])->DefineForRegion(r);}
>> 231 }
>> 232 }
>> 233
>> 234 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
>> 235
>> 236 void G4EmMultiModel::SetDynamicParticle(const G4DynamicParticle* dp)
>> 237 {
>> 238 if(nModels) {
>> 239 for(G4int i=0; i<nModels; i++) {(model[i])->SetDynamicParticle(dp);}
>> 240 }
>> 241 }
>> 242
>> 243 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
>> 244
>> 245 void G4EmMultiModel::AddModel(G4VEmModel* p, G4double tmin, G4double tmax)
>> 246 {
>> 247 if(tmin < tmax && 0.0 < tmin) {
>> 248
>> 249 if(nModels == 0) {
>> 250 tsecmin.push_back(tmin);
>> 251 tsecmin.push_back(tmax);
>> 252 cross_section.push_back(0.0);
>> 253 model.push_back(p);
>> 254 nModels++;
>> 255
>> 256 } else {
>> 257 G4int i, j;
>> 258 G4bool increment = false;
>> 259 for(i=0; i<nModels; i++) {
>> 260
>> 261 if(tmin < tsecmin[i]) {
>> 262 G4double t2 = std::min(tsecmin[i+1],tmax);
>> 263 if(tmin < t2) {
>> 264 tsecmin.push_back(0.0);
>> 265 cross_section.push_back(0.0);
>> 266 model.push_back(0);
>> 267 for(j=nModels; j>i; j--) {
>> 268 model[j] = model[j-1];
>> 269 tsecmin[j+1] = tsecmin[j];
>> 270 }
>> 271 model[i] = p;
>> 272 tsecmin[i+1] = t2;
>> 273 tsecmin[i] = tmin;
>> 274 increment = true;
>> 275 }
>> 276 } else if(i == nModels-1) {
>> 277 G4double t1 = std::min(tsecmin[i+1],tmin);
>> 278 G4double t2 = std::max(tsecmin[i+1],tmax);
>> 279 if(t1 < t2) {
>> 280 tsecmin.push_back(t2);
>> 281 cross_section.push_back(0.0);
>> 282 model.push_back(p);
>> 283 increment = true;
>> 284 }
>> 285 }
149 } 286 }
>> 287 if(increment) nModels++;
150 } 288 }
151 } 289 }
152 } 290 }
153 291
154 //....oooOO0OOooo........oooOO0OOooo........oo 292 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
155 293
156 294