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25 // 25 //
26 // G4VDecayChannel <<
27 // 26 //
28 // Author: H.Kurashige, 27 July 1996 << 27 // $Id$
29 // ------------------------------------------- << 28 //
30 << 29 //
31 #include "G4VDecayChannel.hh" << 30 // ------------------------------------------------------------
>> 31 // GEANT 4 class header file
>> 32 //
>> 33 // History: first implementation, based on object model of
>> 34 // 27 July 1996 H.Kurashige
>> 35 // 30 May 1997 H.Kurashige
>> 36 // 23 Mar. 2000 H.Weber : add GetAngularMomentum
>> 37 // ------------------------------------------------------------
32 38
33 #include "G4AutoLock.hh" <<
34 #include "G4DecayProducts.hh" <<
35 #include "G4DecayTable.hh" <<
36 #include "G4ParticleDefinition.hh" 39 #include "G4ParticleDefinition.hh"
37 #include "G4ParticleTable.hh" <<
38 #include "G4SystemOfUnits.hh" 40 #include "G4SystemOfUnits.hh"
39 #include "Randomize.hh" << 41 #include "G4ParticleTable.hh"
>> 42 #include "G4DecayTable.hh"
>> 43 #include "G4DecayProducts.hh"
>> 44 #include "G4VDecayChannel.hh"
40 45
41 const G4String G4VDecayChannel::noName = " "; 46 const G4String G4VDecayChannel::noName = " ";
42 47
43 G4VDecayChannel::G4VDecayChannel() 48 G4VDecayChannel::G4VDecayChannel()
>> 49 :kinematics_name(""),
>> 50 rbranch(0.0),
>> 51 numberOfDaughters(0),
>> 52 parent_name(0), daughters_name(0),
>> 53 particletable(0),
>> 54 parent(0), daughters(0),
>> 55 parent_mass(0.0), daughters_mass(0),
>> 56 verboseLevel(1)
44 { 57 {
45 // set pointer to G4ParticleTable (static an 58 // set pointer to G4ParticleTable (static and singleton object)
46 particletable = G4ParticleTable::GetParticle 59 particletable = G4ParticleTable::GetParticleTable();
47 } 60 }
48 61
49 G4VDecayChannel::G4VDecayChannel(const G4Strin << 62
50 : kinematics_name(aName), verboseLevel(verbo << 63 G4VDecayChannel::G4VDecayChannel(const G4String &aName, G4int Verbose)
>> 64 :kinematics_name(aName),
>> 65 rbranch(0.0),
>> 66 numberOfDaughters(0),
>> 67 parent_name(0), daughters_name(0),
>> 68 particletable(0),
>> 69 parent(0), daughters(0),
>> 70 parent_mass(0.0), daughters_mass(0),
>> 71 verboseLevel(Verbose)
51 { 72 {
52 // set pointer to G4ParticleTable (static an 73 // set pointer to G4ParticleTable (static and singleton object)
53 particletable = G4ParticleTable::GetParticle 74 particletable = G4ParticleTable::GetParticleTable();
54 } 75 }
55 76
56 G4VDecayChannel::G4VDecayChannel(const G4Strin << 77 G4VDecayChannel::G4VDecayChannel(const G4String &aName,
57 G4double theB << 78 const G4String& theParentName,
58 const G4Strin << 79 G4double theBR,
59 const G4Strin << 80 G4int theNumberOfDaughters,
60 const G4Strin << 81 const G4String& theDaughterName1,
61 : kinematics_name(aName), rbranch(theBR), nu << 82 const G4String& theDaughterName2,
>> 83 const G4String& theDaughterName3,
>> 84 const G4String& theDaughterName4 )
>> 85 :kinematics_name(aName),
>> 86 rbranch(theBR),
>> 87 numberOfDaughters(theNumberOfDaughters),
>> 88 parent_name(0), daughters_name(0),
>> 89 particletable(0),
>> 90 parent(0), daughters(0),
>> 91 parent_mass(0.0), daughters_mass(0),
>> 92 verboseLevel(1)
62 { 93 {
63 // set pointer to G4ParticleTable (static an 94 // set pointer to G4ParticleTable (static and singleton object)
64 particletable = G4ParticleTable::GetParticle 95 particletable = G4ParticleTable::GetParticleTable();
65 96
66 // parent name 97 // parent name
67 parent_name = new G4String(theParentName); 98 parent_name = new G4String(theParentName);
68 99
69 // cleate array 100 // cleate array
70 daughters_name = new G4String*[numberOfDaugh 101 daughters_name = new G4String*[numberOfDaughters];
71 for (G4int index = 0; index < numberOfDaught << 102 for (G4int index=0;index<numberOfDaughters;index++) daughters_name[index]=0;
72 daughters_name[index] = nullptr; <<
73 } <<
74 103
75 // daughters' name 104 // daughters' name
76 if (numberOfDaughters > 0) daughters_name[0] << 105 if (numberOfDaughters>0) daughters_name[0] = new G4String(theDaughterName1);
77 if (numberOfDaughters > 1) daughters_name[1] << 106 if (numberOfDaughters>1) daughters_name[1] = new G4String(theDaughterName2);
78 if (numberOfDaughters > 2) daughters_name[2] << 107 if (numberOfDaughters>2) daughters_name[2] = new G4String(theDaughterName3);
79 if (numberOfDaughters > 3) daughters_name[3] << 108 if (numberOfDaughters>3) daughters_name[3] = new G4String(theDaughterName4);
80 if (numberOfDaughters > 4) daughters_name[4] <<
81 <<
82 if (rbranch < 0.) <<
83 rbranch = 0.0; <<
84 else if (rbranch > 1.0) <<
85 rbranch = 1.0; <<
86 } 109 }
87 110
88 G4VDecayChannel::G4VDecayChannel(const G4VDeca << 111
>> 112
>> 113 G4VDecayChannel::G4VDecayChannel(const G4VDecayChannel &right)
89 { 114 {
90 kinematics_name = right.kinematics_name; 115 kinematics_name = right.kinematics_name;
91 verboseLevel = right.verboseLevel; 116 verboseLevel = right.verboseLevel;
92 rbranch = right.rbranch; 117 rbranch = right.rbranch;
93 rangeMass = right.rangeMass; <<
94 118
95 // copy parent name 119 // copy parent name
96 parent_name = new G4String(*right.parent_nam 120 parent_name = new G4String(*right.parent_name);
>> 121 parent = 0;
>> 122 parent_mass = 0.0;
97 123
98 // create array << 124 //create array
99 numberOfDaughters = right.numberOfDaughters; 125 numberOfDaughters = right.numberOfDaughters;
100 126
101 daughters_name = nullptr; << 127 daughters_name =0;
102 if (numberOfDaughters > 0) { << 128 if ( numberOfDaughters >0 ) {
103 daughters_name = new G4String*[numberOfDau 129 daughters_name = new G4String*[numberOfDaughters];
104 // copy daughters name << 130 //copy daughters name
105 for (G4int index = 0; index < numberOfDaug << 131 for (G4int index=0; index < numberOfDaughters; index++)
106 daughters_name[index] = new G4String(*ri << 132 {
107 } << 133 daughters_name[index] = new G4String(*right.daughters_name[index]);
>> 134 }
108 } 135 }
109 136
>> 137 //
>> 138 daughters_mass = 0;
>> 139 daughters = 0;
>> 140
110 // particle table 141 // particle table
111 particletable = G4ParticleTable::GetParticle 142 particletable = G4ParticleTable::GetParticleTable();
112 <<
113 parent_polarization = right.parent_polarizat <<
114 <<
115 G4MUTEXINIT(daughtersMutex); <<
116 G4MUTEXINIT(parentMutex); <<
117 } 143 }
118 144
119 G4VDecayChannel& G4VDecayChannel::operator=(co << 145 G4VDecayChannel & G4VDecayChannel::operator=(const G4VDecayChannel &right)
120 { 146 {
121 if (this != &right) { << 147 if (this != &right) {
122 kinematics_name = right.kinematics_name; 148 kinematics_name = right.kinematics_name;
123 verboseLevel = right.verboseLevel; 149 verboseLevel = right.verboseLevel;
124 rbranch = right.rbranch; 150 rbranch = right.rbranch;
125 rangeMass = right.rangeMass; << 151
126 parent_polarization = right.parent_polariz <<
127 // copy parent name 152 // copy parent name
128 delete parent_name; <<
129 parent_name = new G4String(*right.parent_n 153 parent_name = new G4String(*right.parent_name);
130 154
131 // clear daughters_name array 155 // clear daughters_name array
132 ClearDaughtersName(); 156 ClearDaughtersName();
133 157
134 // recreate array 158 // recreate array
135 numberOfDaughters = right.numberOfDaughter 159 numberOfDaughters = right.numberOfDaughters;
136 if (numberOfDaughters > 0) { << 160 if ( numberOfDaughters >0 ) {
>> 161 if (daughters_name !=0) ClearDaughtersName();
137 daughters_name = new G4String*[numberOfD 162 daughters_name = new G4String*[numberOfDaughters];
138 // copy daughters name << 163 //copy daughters name
139 for (G4int index = 0; index < numberOfDa << 164 for (G4int index=0; index < numberOfDaughters; index++) {
140 daughters_name[index] = new G4String(* << 165 daughters_name[index] = new G4String(*right.daughters_name[index]);
141 } 166 }
142 } 167 }
143 } 168 }
144 169
>> 170 //
>> 171 parent = 0;
>> 172 daughters = 0;
>> 173 parent_mass = 0.0;
>> 174 daughters_mass = 0;
>> 175
145 // particle table 176 // particle table
146 particletable = G4ParticleTable::GetParticle 177 particletable = G4ParticleTable::GetParticleTable();
147 178
148 G4MUTEXINIT(daughtersMutex); <<
149 G4MUTEXINIT(parentMutex); <<
150 <<
151 return *this; 179 return *this;
152 } 180 }
153 181
>> 182
154 G4VDecayChannel::~G4VDecayChannel() 183 G4VDecayChannel::~G4VDecayChannel()
155 { 184 {
156 ClearDaughtersName(); 185 ClearDaughtersName();
157 delete parent_name; << 186 if (parent_name != 0) delete parent_name;
158 parent_name = nullptr; << 187 parent_name = 0;
159 delete[] G4MT_daughters_mass; << 188 if (daughters_mass != 0) delete [] daughters_mass;
160 G4MT_daughters_mass = nullptr; << 189 daughters_mass =0;
161 delete[] G4MT_daughters_width; << 190 }
162 G4MT_daughters_width = nullptr; <<
163 G4MUTEXDESTROY(daughtersMutex); <<
164 G4MUTEXDESTROY(parentMutex); <<
165 } <<
166 191
167 void G4VDecayChannel::ClearDaughtersName() 192 void G4VDecayChannel::ClearDaughtersName()
168 { 193 {
169 G4AutoLock l(&daughtersMutex); << 194 if ( daughters_name != 0) {
170 if (daughters_name != nullptr) { << 195 if (numberOfDaughters>0) {
171 if (numberOfDaughters > 0) { << 196 #ifdef G4VERBOSE
172 #ifdef G4VERBOSE << 197 if (verboseLevel>1) {
173 if (verboseLevel > 1) { << 198 G4cerr << "G4VDecayChannel::ClearDaughtersName "
174 G4cout << "G4VDecayChannel::ClearDaugh << 199 << " for " << *parent_name << G4endl;
175 << " for " << *parent_name << G <<
176 } 200 }
177 #endif 201 #endif
178 for (G4int index = 0; index < numberOfDa << 202 for (G4int index=0; index < numberOfDaughters; index++) {
179 delete daughters_name[index]; << 203 if (daughters_name[index] != 0) delete daughters_name[index];
180 } 204 }
181 } 205 }
182 delete[] daughters_name; << 206 delete [] daughters_name;
183 daughters_name = nullptr; << 207 daughters_name = 0;
184 } 208 }
185 << 209 //
186 delete[] G4MT_daughters; << 210 if (daughters != 0) delete [] daughters;
187 delete[] G4MT_daughters_mass; << 211 if (daughters_mass != 0) delete [] daughters_mass;
188 delete[] G4MT_daughters_width; << 212 daughters = 0;
189 G4MT_daughters_width = nullptr; << 213 daughters_mass = 0;
190 G4MT_daughters = nullptr; <<
191 G4MT_daughters_mass = nullptr; <<
192 214
193 numberOfDaughters = 0; 215 numberOfDaughters = 0;
194 } 216 }
195 217
196 void G4VDecayChannel::SetNumberOfDaughters(G4i 218 void G4VDecayChannel::SetNumberOfDaughters(G4int size)
197 { 219 {
198 if (size > 0) { << 220 if (size >0) {
199 // remove old contents 221 // remove old contents
200 ClearDaughtersName(); 222 ClearDaughtersName();
201 // cleate array 223 // cleate array
202 daughters_name = new G4String*[size]; 224 daughters_name = new G4String*[size];
203 for (G4int index = 0; index < size; ++inde << 225 for (G4int index=0;index<size;index++) daughters_name[index]=0;
204 daughters_name[index] = nullptr; <<
205 } <<
206 numberOfDaughters = size; 226 numberOfDaughters = size;
207 } 227 }
208 } 228 }
209 229
210 void G4VDecayChannel::SetDaughter(G4int anInde << 230 void G4VDecayChannel::SetDaughter(G4int anIndex,
>> 231 const G4String &particle_name)
211 { 232 {
212 // check numberOfDaughters is positive 233 // check numberOfDaughters is positive
213 if (numberOfDaughters <= 0) { << 234 if (numberOfDaughters<=0) {
214 #ifdef G4VERBOSE 235 #ifdef G4VERBOSE
215 if (verboseLevel > 0) { << 236 if (verboseLevel>0) {
216 G4cout << "G4VDecayChannel::SetDaughter( << 237 G4cerr << "G4VDecayChannel::SetDaughter: "
217 << "Number of daughters is not de 238 << "Number of daughters is not defined" << G4endl;
218 } 239 }
219 #endif 240 #endif
220 return; 241 return;
221 } 242 }
222 243
223 // An analysis of this code, shows that this << 244 // check existence of daughters_name array
224 // only in the constructor of derived classe << 245 if (daughters_name == 0) {
225 // The general idea of this method is probab << 246 // cleate array
226 // the possibility to re-define daughters on << 247 daughters_name = new G4String*[numberOfDaughters];
227 // this design is extremely problematic for << 248 for (G4int index=0;index<numberOfDaughters;index++) {
228 // require (as practically happens) that the << 249 daughters_name[index]=0;
229 // at construction, i.e. when G4MT_daughters << 250 }
230 // moreover this method can be called only a <<
231 // has been called (see previous if), in suc <<
232 // <<
233 if (daughters_name == nullptr) { <<
234 G4Exception("G4VDecayChannel::SetDaughter( <<
235 "Trying to add a daughter with <<
236 return; <<
237 } <<
238 if (G4MT_daughters != nullptr) { <<
239 G4Exception("G4VDecayChannel::SetDaughter( <<
240 "Trying to modify a daughter o <<
241 but decay channel already has <<
242 return; <<
243 } 251 }
244 252
245 // check an index << 253 // check an index
246 if ((anIndex < 0) || (anIndex >= numberOfDau << 254 if ( (anIndex<0) || (anIndex>=numberOfDaughters) ) {
247 #ifdef G4VERBOSE 255 #ifdef G4VERBOSE
248 if (verboseLevel > 0) { << 256 if (verboseLevel>0) {
249 G4cout << "G4VDecayChannel::SetDaughter( << 257 G4cerr << "G4VDecayChannel::SetDaughter"
250 << "index out of range " << anInd 258 << "index out of range " << anIndex << G4endl;
251 } 259 }
252 #endif 260 #endif
253 } << 261 } else {
254 else { << 262 // delete the old name if it exists
>> 263 if (daughters_name[anIndex]!=0) delete daughters_name[anIndex];
255 // fill the name 264 // fill the name
256 daughters_name[anIndex] = new G4String(par 265 daughters_name[anIndex] = new G4String(particle_name);
>> 266 // refill the array of daughters[] if it exists
>> 267 if (daughters != 0) FillDaughters();
257 #ifdef G4VERBOSE 268 #ifdef G4VERBOSE
258 if (verboseLevel > 1) { << 269 if (verboseLevel>1) {
259 G4cout << "G4VDecayChannel::SetDaughter[ << 270 G4cout << "G4VDecayChannel::SetDaughter[" << anIndex <<"] :";
260 G4cout << daughters_name[anIndex] << ":" << 271 G4cout << daughters_name[anIndex] << ":" << *daughters_name[anIndex]<<G4endl;
261 } 272 }
262 #endif 273 #endif
263 } 274 }
264 } 275 }
265 276
266 void G4VDecayChannel::SetDaughter(G4int anInde << 277 void G4VDecayChannel::SetDaughter(G4int anIndex, const G4ParticleDefinition * parent_type)
267 { 278 {
268 if (parent_type != nullptr) SetDaughter(anIn << 279 if (parent_type != 0) SetDaughter(anIndex, parent_type->GetParticleName());
269 } 280 }
270 281
271 void G4VDecayChannel::FillDaughters() 282 void G4VDecayChannel::FillDaughters()
272 { 283 {
273 G4AutoLock lock(&daughtersMutex); <<
274 <<
275 // Double check, check again if another thre <<
276 // case do not need to do anything <<
277 if (G4MT_daughters != nullptr) return; <<
278 <<
279 G4int index; 284 G4int index;
280 << 285
281 #ifdef G4VERBOSE 286 #ifdef G4VERBOSE
282 if (verboseLevel > 1) G4cout << "G4VDecayCha << 287 if (verboseLevel>1) G4cout << "G4VDecayChannel::FillDaughters()" <<G4endl;
283 #endif 288 #endif
284 if (G4MT_daughters != nullptr) { << 289 if (daughters != 0) {
285 delete[] G4MT_daughters; << 290 delete [] daughters;
286 G4MT_daughters = nullptr; << 291 daughters = 0;
287 } 292 }
288 293
289 // parent mass 294 // parent mass
290 CheckAndFillParent(); << 295 if (parent == 0) FillParent();
291 G4double parentmass = G4MT_parent->GetPDGMas << 296 G4double parentmass = parent->GetPDGMass();
292 297
293 // 298 //
294 G4double sumofdaughtermass = 0.0; 299 G4double sumofdaughtermass = 0.0;
295 G4double sumofdaughterwidthsq = 0.0; << 300 if ((numberOfDaughters <=0) || (daughters_name == 0) ){
296 <<
297 if ((numberOfDaughters <= 0) || (daughters_n <<
298 #ifdef G4VERBOSE 301 #ifdef G4VERBOSE
299 if (verboseLevel > 0) { << 302 if (verboseLevel>0) {
300 G4cout << "G4VDecayChannel::FillDaughter << 303 G4cerr << "G4VDecayChannel::FillDaughters "
301 << "[ " << G4MT_parent->GetPartic << 304 << "[ " << parent->GetParticleName() << " ]"
302 << "numberOfDaughters is not defi 305 << "numberOfDaughters is not defined yet";
303 } 306 }
304 #endif 307 #endif
305 G4MT_daughters = nullptr; << 308 daughters = 0;
306 G4Exception("G4VDecayChannel::FillDaughter << 309 G4Exception("G4VDecayChannel::FillDaughters",
307 "Cannot fill daughters: number << 310 "PART011", FatalException,
308 } << 311 "Can not fill daughters: numberOfDaughters is not defined yet");
309 << 312 }
310 // create and set the array of pointers to d << 313
311 G4MT_daughters = new G4ParticleDefinition*[n << 314 //create and set the array of pointers to daughter particles
312 delete[] G4MT_daughters_mass; << 315 daughters = new G4ParticleDefinition*[numberOfDaughters];
313 delete[] G4MT_daughters_width; << 316 if (daughters_mass != 0) delete [] daughters_mass;
314 G4MT_daughters_mass = new G4double[numberOfD << 317 daughters_mass = new G4double[numberOfDaughters];
315 G4MT_daughters_width = new G4double[numberOf <<
316 // loop over all daughters 318 // loop over all daughters
317 for (index = 0; index < numberOfDaughters; + << 319 for (index=0; index < numberOfDaughters; index++) {
318 if (daughters_name[index] == nullptr) { << 320 if (daughters_name[index] == 0) {
319 // daughter name is not defined 321 // daughter name is not defined
320 #ifdef G4VERBOSE 322 #ifdef G4VERBOSE
321 if (verboseLevel > 0) { << 323 if (verboseLevel>0) {
322 G4cout << "G4VDecayChannel::FillDaught << 324 G4cerr << "G4VDecayChannel::FillDaughters "
323 << "[ " << G4MT_parent->GetPart << 325 << "[ " << parent->GetParticleName() << " ]"
324 << "-th daughter is not defined << 326 << index << "-th daughter is not defined yet" << G4endl;
325 } 327 }
326 #endif 328 #endif
327 G4MT_daughters[index] = nullptr; << 329 daughters[index] = 0;
328 G4Exception("G4VDecayChannel::FillDaught << 330 G4Exception("G4VDecayChannel::FillDaughters",
329 "Cannot fill daughters: name << 331 "PART011", FatalException,
330 } << 332 "Can not fill daughters: name of a daughter is not defined yet");
331 // search daughter particles in the partic << 333 }
332 G4MT_daughters[index] = particletable->Fin << 334 //search daughter particles in the particle table
333 if (G4MT_daughters[index] == nullptr) { << 335 daughters[index] = particletable->FindParticle(*daughters_name[index]);
334 // cannot find the daughter particle << 336 if (daughters[index] == 0) {
335 #ifdef G4VERBOSE << 337 // can not find the daughter particle
336 if (verboseLevel > 0) { << 338 #ifdef G4VERBOSE
337 G4cout << "G4VDecayChannel::FillDaught << 339 if (verboseLevel>0) {
338 << "[ " << G4MT_parent->GetPart << 340 G4cerr << "G4VDecayChannel::FillDaughters "
339 << *daughters_name[index] << " << 341 << "[ " << parent->GetParticleName() << " ]"
340 G4cout << " The BR of this decay mode << 342 << index << ":" << *daughters_name[index]
>> 343 << " is not defined !!" << G4endl;
>> 344 G4cerr << " The BR of this decay mode is set to zero " << G4endl;
341 } 345 }
342 #endif 346 #endif
343 SetBR(0.0); 347 SetBR(0.0);
344 return; 348 return;
345 } 349 }
346 #ifdef G4VERBOSE 350 #ifdef G4VERBOSE
347 if (verboseLevel > 1) { << 351 if (verboseLevel>1) {
348 G4cout << index << ":" << *daughters_nam 352 G4cout << index << ":" << *daughters_name[index];
349 G4cout << ":" << G4MT_daughters[index] < << 353 G4cout << ":" << daughters[index] << G4endl;
350 } 354 }
351 #endif 355 #endif
352 G4MT_daughters_mass[index] = G4MT_daughter << 356 daughters_mass[index] = daughters[index]->GetPDGMass();
353 G4double d_width = G4MT_daughters[index]-> << 357 sumofdaughtermass += daughters[index]->GetPDGMass();
354 G4MT_daughters_width[index] = d_width; <<
355 sumofdaughtermass += G4MT_daughters[index] <<
356 sumofdaughterwidthsq += d_width * d_width; <<
357 } // end loop over all daughters 358 } // end loop over all daughters
358 359
359 // check sum of daghter mass 360 // check sum of daghter mass
360 G4double widthMass = << 361 G4double widthMass = parent->GetPDGWidth();
361 std::sqrt(G4MT_parent->GetPDGWidth() * G4M << 362 if ( (parent->GetParticleType() != "nucleus") &&
362 if ((G4MT_parent->GetParticleType() != "nucl << 363 (sumofdaughtermass > parentmass + 5*widthMass) ){
363 && (sumofdaughtermass > parentmass + ran << 364 // !!! illegal mass !!!
364 { << 365 #ifdef G4VERBOSE
365 // !!! illegal mass !!! << 366 if (GetVerboseLevel()>0) {
366 #ifdef G4VERBOSE << 367 G4cerr << "G4VDecayChannel::FillDaughters "
367 if (GetVerboseLevel() > 0) { << 368 << "[ " << parent->GetParticleName() << " ]"
368 G4cout << "G4VDecayChannel::FillDaughter << 369 << " Energy/Momentum conserevation breaks " <<G4endl;
369 << "[ " << G4MT_parent->GetPartic << 370 if (GetVerboseLevel()>1) {
370 << " Energy/Momentum consereva << 371 G4cerr << " parent:" << *parent_name
371 if (GetVerboseLevel() > 1) { << 372 << " mass:" << parentmass/GeV << "[GeV/c/c]" <<G4endl;
372 G4cout << " parent:" << *parent_nam << 373 for (index=0; index < numberOfDaughters; index++){
373 << G4endl; << 374 G4cerr << " daughter " << index << ":" << *daughters_name[index]
374 for (index = 0; index < numberOfDaught << 375 << " mass:" << daughters[index]->GetPDGMass()/GeV
375 G4cout << " daughter " << index << 376 << "[GeV/c/c]" <<G4endl;
376 << " mass:" << G4MT_daughters << 377 }
377 } << 378 }
378 } << 379 }
379 } <<
380 #endif 380 #endif
381 } << 381 }
382 } 382 }
383 383
>> 384
384 void G4VDecayChannel::FillParent() 385 void G4VDecayChannel::FillParent()
385 { 386 {
386 G4AutoLock lock(&parentMutex); << 387 if (parent_name == 0) {
387 <<
388 // Double check, check again if another thre <<
389 // case do not need to do anything <<
390 if (G4MT_parent != nullptr) return; <<
391 <<
392 if (parent_name == nullptr) { <<
393 // parent name is not defined 388 // parent name is not defined
394 #ifdef G4VERBOSE 389 #ifdef G4VERBOSE
395 if (verboseLevel > 0) { << 390 if (verboseLevel>0) {
396 G4cout << "G4VDecayChannel::FillParent() << 391 G4cerr << "G4VDecayChannel::FillParent "
397 << "parent name is not defined !! << 392 << ": parent name is not defined !!" << G4endl;
398 } 393 }
399 #endif 394 #endif
400 G4MT_parent = nullptr; << 395 parent = 0;
401 G4Exception("G4VDecayChannel::FillParent() << 396 G4Exception("G4VDecayChannel::FillParent()",
402 "Cannot fill parent: parent na << 397 "PART012", FatalException,
403 return; << 398 "Can not fill parent: parent name is not defined yet");
404 } 399 }
405 <<
406 // search parent particle in the particle ta 400 // search parent particle in the particle table
407 G4MT_parent = particletable->FindParticle(*p << 401 parent = particletable->FindParticle(*parent_name);
408 if (G4MT_parent == nullptr) { << 402 if (parent == 0) {
409 // parent particle does not exist 403 // parent particle does not exist
410 #ifdef G4VERBOSE 404 #ifdef G4VERBOSE
411 if (verboseLevel > 0) { << 405 if (verboseLevel>0) {
412 G4cout << "G4VDecayChannel::FillParent() << 406 G4cerr << "G4VDecayChannel::FillParent "
413 << G4endl; << 407 << *parent_name << " does not exist !!" << G4endl;
414 } 408 }
415 #endif 409 #endif
416 G4Exception("G4VDecayChannel::FillParent() << 410 G4Exception("G4VDecayChannel::FillParent()",
417 "Cannot fill parent: parent do << 411 "PART012", FatalException,
418 return; << 412 "Can not fill parent: parent does not exist");
419 } 413 }
420 G4MT_parent_mass = G4MT_parent->GetPDGMass() << 414 parent_mass = parent->GetPDGMass();
421 } 415 }
422 416
423 void G4VDecayChannel::SetParent(const G4Partic << 417 void G4VDecayChannel::SetParent(const G4ParticleDefinition * parent_type)
424 { 418 {
425 if (parent_type != nullptr) SetParent(parent << 419 if (parent_type != 0) SetParent(parent_type->GetParticleName());
426 } 420 }
427 421
428 G4int G4VDecayChannel::GetAngularMomentum() 422 G4int G4VDecayChannel::GetAngularMomentum()
429 { 423 {
430 // determine angular momentum 424 // determine angular momentum
431 425
432 // fill pointers to daughter particles if no << 426 // fill pointers to daughter particles if not yet set
433 CheckAndFillDaughters(); << 427 if (daughters == 0) FillDaughters();
434 428
435 const G4int PiSpin = G4MT_parent->GetPDGiSpi << 429 const G4int PiSpin = parent->GetPDGiSpin();
436 const G4int PParity = G4MT_parent->GetPDGiPa << 430 const G4int PParity = parent->GetPDGiParity();
437 if (2 == numberOfDaughters) // up to now we << 431 if (2==numberOfDaughters) { // up to now we can only handle two particle decays
438 { << 432 const G4int D1iSpin = daughters[0]->GetPDGiSpin();
439 const G4int D1iSpin = G4MT_daughters[0]->G << 433 const G4int D1Parity = daughters[0]->GetPDGiParity();
440 const G4int D1Parity = G4MT_daughters[0]-> << 434 const G4int D2iSpin = daughters[1]->GetPDGiSpin();
441 const G4int D2iSpin = G4MT_daughters[1]->G << 435 const G4int D2Parity = daughters[1]->GetPDGiParity();
442 const G4int D2Parity = G4MT_daughters[1]-> << 436 const G4int MiniSpin = std::abs (D1iSpin - D2iSpin);
443 const G4int MiniSpin = std::abs(D1iSpin - <<
444 const G4int MaxiSpin = D1iSpin + D2iSpin; 437 const G4int MaxiSpin = D1iSpin + D2iSpin;
445 const G4int lMax = (PiSpin + D1iSpin + D2i << 438 const G4int lMax = (PiSpin+D1iSpin+D2iSpin)/2; // l is allways int
446 G4int lMin; 439 G4int lMin;
447 #ifdef G4VERBOSE 440 #ifdef G4VERBOSE
448 if (verboseLevel > 1) { << 441 if (verboseLevel>1) {
449 G4cout << "iSpin: " << PiSpin << " -> " 442 G4cout << "iSpin: " << PiSpin << " -> " << D1iSpin << " + " << D2iSpin << G4endl;
450 G4cout << "2*jmin, 2*jmax, lmax " << Min 443 G4cout << "2*jmin, 2*jmax, lmax " << MiniSpin << " " << MaxiSpin << " " << lMax << G4endl;
451 } 444 }
452 #endif 445 #endif
453 for (G4int j = MiniSpin; j <= MaxiSpin; j << 446 for (G4int j=MiniSpin; j<=MaxiSpin; j+=2){ // loop over all possible spin couplings
454 { // spin couplings << 447 lMin = std::abs(PiSpin-j)/2;
455 lMin = std::abs(PiSpin - j) / 2; << 448 #ifdef G4VERBOSE
456 #ifdef G4VERBOSE << 449 if (verboseLevel>1)
457 if (verboseLevel > 1) G4cout << "-> chec << 450 G4cout << "-> checking 2*j=" << j << G4endl;
458 #endif << 451 #endif
459 for (G4int l = lMin; l <= lMax; ++l) { << 452 for (G4int l=lMin; l<=lMax; l++) {
460 #ifdef G4VERBOSE << 453 #ifdef G4VERBOSE
461 if (verboseLevel > 1) G4cout << " chec << 454 if (verboseLevel>1)
462 #endif << 455 G4cout << " checking l=" << l << G4endl;
463 if (l % 2 == 0) { << 456 #endif
464 if (PParity == D1Parity * D2Parity) << 457 if (l%2==0) {
465 return l; << 458 if (PParity == D1Parity*D2Parity) { // check parity for this l
466 } << 459 return l;
467 else { << 460 }
468 if (PParity == -1 * D1Parity * D2Par << 461 } else {
>> 462 if (PParity == -1*D1Parity*D2Parity) { // check parity for this l
469 return l; 463 return l;
>> 464 }
470 } 465 }
471 } 466 }
472 } 467 }
473 } << 468 } else {
474 else { << 469 G4Exception("G4VDecayChannel::GetAngularMomentum",
475 G4Exception("G4VDecayChannel::GetAngularMo << 470 "PART111", JustWarning,
476 "Sorry, can't handle 3 particl << 471 "Sorry, can't handle 3 particle decays (up to now)");
477 return 0; 472 return 0;
478 } 473 }
479 G4Exception("G4VDecayChannel::GetAngularMome << 474 G4Exception ("G4VDecayChannel::GetAngularMomentum",
480 "Can't find angular momentum for << 475 "PART111", JustWarning,
>> 476 "Can't find angular momentum for this decay");
481 return 0; 477 return 0;
482 } 478 }
483 479
484 void G4VDecayChannel::DumpInfo() 480 void G4VDecayChannel::DumpInfo()
485 { 481 {
486 G4cout << " BR: " << rbranch << " [" << ki 482 G4cout << " BR: " << rbranch << " [" << kinematics_name << "]";
487 G4cout << " : "; << 483 G4cout << " : " ;
488 for (G4int index = 0; index < numberOfDaught << 484 for (G4int index=0; index < numberOfDaughters; index++)
489 if (daughters_name[index] != nullptr) { << 485 {
>> 486 if(daughters_name[index] != 0) {
490 G4cout << " " << *(daughters_name[index] 487 G4cout << " " << *(daughters_name[index]);
491 } << 488 } else {
492 else { <<
493 G4cout << " not defined "; 489 G4cout << " not defined ";
494 } 490 }
495 } 491 }
496 G4cout << G4endl; 492 G4cout << G4endl;
497 } 493 }
498 494
499 const G4String& G4VDecayChannel::GetNoName() c 495 const G4String& G4VDecayChannel::GetNoName() const
500 { 496 {
501 return noName; 497 return noName;
502 } <<
503 <<
504 G4double G4VDecayChannel::DynamicalMass(G4doub <<
505 { <<
506 if (width <= 0.0) return massPDG; <<
507 if (maxDev > rangeMass) maxDev = rangeMass; <<
508 if (maxDev <= -1. * rangeMass) return massPD <<
509 <<
510 G4double x = G4UniformRand() * (maxDev + ran <<
511 G4double y = G4UniformRand(); <<
512 const std::size_t MAX_LOOP = 10000; <<
513 for (std::size_t loop_counter = 0; loop_coun <<
514 if (y * (width * width * x * x + massPDG * <<
515 <= massPDG * massPDG * width * width) <<
516 break; <<
517 x = G4UniformRand() * (maxDev + rangeMass) <<
518 y = G4UniformRand(); <<
519 } <<
520 G4double mass = massPDG + x * width; <<
521 return mass; <<
522 } <<
523 <<
524 G4bool G4VDecayChannel::IsOKWithParentMass(G4d <<
525 { <<
526 G4double sumOfDaughterMassMin = 0.0; <<
527 CheckAndFillParent(); <<
528 CheckAndFillDaughters(); <<
529 // skip one body decay <<
530 if (numberOfDaughters == 1) return true; <<
531 <<
532 for (G4int index = 0; index < numberOfDaught <<
533 sumOfDaughterMassMin += G4MT_daughters_mas <<
534 } <<
535 return (parentMass >= sumOfDaughterMassMin); <<
536 } <<
537 <<
538 void G4VDecayChannel::SetBR(G4double value) <<
539 { <<
540 rbranch = value; <<
541 if (rbranch < 0.) <<
542 rbranch = 0.0; <<
543 else if (rbranch > 1.0) <<
544 rbranch = 1.0; <<
545 } 498 }
546 499