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clean-u 26 // Historic fragment from M.Komogorov; clean-up still necessary @@@ 27 << 28 #include "G4ExcitedStringDecay.hh" 27 #include "G4ExcitedStringDecay.hh" 29 #include "G4SystemOfUnits.hh" << 30 #include "G4KineticTrack.hh" 28 #include "G4KineticTrack.hh" 31 #include "G4LundStringFragmentation.hh" << 32 #include "G4HadronicInteractionRegistry.hh" << 33 29 34 #include "G4SampleResonance.hh" << 30 G4ExcitedStringDecay::G4ExcitedStringDecay() : G4VStringFragmentation(), >> 31 theStringDecay(0) >> 32 {} 35 33 36 //#define debug_G4ExcitedStringDecay << 34 G4ExcitedStringDecay::G4ExcitedStringDecay(G4VLongitudinalStringDecay * aStringDecay) 37 //#define debug_G4ExcitedStringCorr << 35 : G4VStringFragmentation(), >> 36 theStringDecay(aStringDecay) >> 37 {} 38 38 39 G4ExcitedStringDecay::G4ExcitedStringDecay(G4V << 39 G4ExcitedStringDecay::G4ExcitedStringDecay(const G4ExcitedStringDecay &) 40 : G4VStringFragmentation(), theStringDecay(p << 40 : G4VStringFragmentation(), >> 41 theStringDecay(0) 41 { 42 { 42 if(!ptr) { << 43 throw G4HadronicException(__FILE__, __LINE__, "G4ExcitedStringDecay::copy ctor not accessible"); 43 G4HadronicInteraction* p = << 44 } 44 G4HadronicInteractionRegistry::Instance( << 45 theStringDecay = static_cast<G4VLongitudin << 46 if(!theStringDecay) { theStringDecay = new << 47 } << 48 SetModelName(theStringDecay->GetModelName()) << 49 } << 50 45 51 G4ExcitedStringDecay::~G4ExcitedStringDecay() 46 G4ExcitedStringDecay::~G4ExcitedStringDecay() 52 {} << 47 { >> 48 } 53 49 54 G4KineticTrackVector *G4ExcitedStringDecay::Fr << 50 const G4ExcitedStringDecay & G4ExcitedStringDecay::operator=(const G4ExcitedStringDecay &) 55 { 51 { 56 return theStringDecay->FragmentString(theStr << 52 throw G4HadronicException(__FILE__, __LINE__, "G4ExcitedStringDecay::operator= meant to not be accessable"); >> 53 return *this; 57 } 54 } 58 55 59 G4KineticTrackVector *G4ExcitedStringDecay::Fr << 56 int G4ExcitedStringDecay::operator==(const G4ExcitedStringDecay &) const 60 { 57 { 61 G4LorentzVector KTsum(0.,0.,0.,0.); << 58 return 0; >> 59 } 62 60 63 #ifdef debug_G4ExcitedStringDecay << 61 int G4ExcitedStringDecay::operator!=(const G4ExcitedStringDecay &) const 64 G4cout<<G4endl; << 62 { 65 G4cout<<"--------------------------- G4Excit << 63 return 1; 66 G4cout<<"Hadronization of Excited Strings: t << 64 } 67 #endif << 68 65 69 for ( unsigned int astring=0; astring < theS << 66 G4KineticTrackVector *G4ExcitedStringDecay::FragmentString 70 // for ( unsigned int astring=0; astring < 1 << 67 (const G4ExcitedString &theString) 71 { << 68 { 72 // G4cout<<"theStrings->operator[](astring << 69 if ( theStringDecay == NULL ) 73 if ( theStrings->operator[](astring)->IsEx << 74 {KTsum+= theStrings->operator[](astri << 75 else {KTsum+=theStrings->operator[](astrin << 76 } << 77 70 78 G4LorentzRotation toCms( -1 * KTsum.boostVec << 71 theStringDecay=new G4LundStringFragmentation(); 79 G4LorentzRotation toLab(toCms.inverse()); << 72 80 G4LorentzVector Ptmp; << 73 return theStringDecay->FragmentString(theString); 81 KTsum=G4LorentzVector(0.,0.,0.,0.); << 74 } >> 75 >> 76 G4KineticTrackVector *G4ExcitedStringDecay::FragmentStrings >> 77 (const G4ExcitedStringVector * theStrings) >> 78 { >> 79 G4LorentzVector KTsum(0.,0.,0.,0.); 82 80 >> 81 //G4cout<<"theStrings->size() "<<theStrings->size()<<G4endl; 83 for ( unsigned int astring=0; astring < theS 82 for ( unsigned int astring=0; astring < theStrings->size(); astring++) 84 // for ( unsigned int astring=0; astring < 1 << 85 { 83 { 86 if ( theStrings->operator[](astring)->IsEx << 84 KTsum+= theStrings->operator[](astring)->Get4Momentum(); 87 { << 88 Ptmp=toCms * theStrings->operator[](astr << 89 theStrings->operator[](astring)->GetLeft << 90 85 91 Ptmp=toCms * theStrings->operator[](astr << 86 if( !(KTsum.e()<1) && !(KTsum.e()>-1) ) 92 theStrings->operator[](astring)->GetRigh << 87 { 93 << 88 throw G4HadronicException(__FILE__, __LINE__, 94 KTsum+= theStrings->operator[](astring)- << 89 "G4ExcitedStringDecay::FragmentStrings received nan string..."); 95 } << 90 } 96 else << 97 { << 98 Ptmp=toCms * theStrings->operator[](astr << 99 theStrings->operator[](astring)->GetKine << 100 KTsum+= theStrings->operator[](astring)- << 101 } << 102 } 91 } 103 92 104 G4SampleResonance BrW; << 105 const G4ParticleDefinition* TrackDefinition= << 106 << 107 G4KineticTrackVector * theResult = new G4Kin 93 G4KineticTrackVector * theResult = new G4KineticTrackVector; 108 G4int attempts(0); 94 G4int attempts(0); 109 G4bool success=false; 95 G4bool success=false; 110 G4bool NeedEnergyCorrector=false; << 111 do { 96 do { 112 #ifdef debug_G4ExcitedStringDecay << 97 //G4cout<<"Check of momentum at string fragmentations. New try."<<G4endl; 113 G4cout<<"New try No "<<attempts<<" to << 114 #endif << 115 << 116 std::for_each(theResult->begin() , theResult 98 std::for_each(theResult->begin() , theResult->end() , DeleteKineticTrack()); 117 theResult->clear(); 99 theResult->clear(); 118 100 119 attempts++; 101 attempts++; 120 << 102 //G4cout<<G4endl<<"attempts "<<attempts<<G4endl; 121 G4LorentzVector KTsecondaries(0.,0.,0.,0.); 103 G4LorentzVector KTsecondaries(0.,0.,0.,0.); 122 NeedEnergyCorrector=false; << 104 G4bool NeedEnergyCorrector=false; 123 105 124 for ( unsigned int astring=0; astring < theS 106 for ( unsigned int astring=0; astring < theStrings->size(); astring++) 125 // for ( unsigned int astring=0; astri << 126 // for ( unsigned int astring=1; astri << 127 // for ( unsigned int astring=0; astri << 128 { 107 { 129 #ifdef debug_G4ExcitedStringDecay << 108 //G4cout<<"String No "<<astring+1<<" "<<theStrings->operator[](astring)->Get4Momentum().mag2()<<" "<<theStrings->operator[](astring)->GetRightParton()->GetPDGcode()<<" "<<theStrings->operator[](astring)->GetLeftParton()->GetPDGcode()<<" "<<theStrings->operator[](astring)->Get4Momentum()<<G4endl; 130 G4cout<<"String No "<<astring+1<<" E << 109 //G4int Uzhi; G4cin >>Uzhi; 131 << 132 G4cout<<"String No "<<astring+1<<" 4 << 133 <<" "<<theStrings->operator[](astrin << 134 #endif << 135 << 136 G4KineticTrackVector * generatedKine 110 G4KineticTrackVector * generatedKineticTracks = NULL; >> 111 137 if ( theStrings->operator[](astring)->IsEx 112 if ( theStrings->operator[](astring)->IsExcited() ) 138 { 113 { 139 #ifdef debug_G4ExcitedStringDecay << 114 //G4cout<<"Fragment String"<<G4endl; 140 G4cout<<"Fragment String with par << 141 <<theStrings->operator[](as << 142 <<theStrings->operator[](as << 143 <<"Direction "<<theStrings- << 144 #endif << 145 generatedKineticTracks=FragmentString 115 generatedKineticTracks=FragmentString(*theStrings->operator[](astring)); 146 #ifdef debug_G4ExcitedStringDecay << 147 G4cout<<"(G4ExcitedStringDecay) N << 148 <<generatedKineticTracks->s << 149 #endif << 150 } else { 116 } else { 151 #ifdef debug_G4ExcitedStringDecay << 152 G4cout<<" GetTrack from the Str << 153 #endif << 154 G4LorentzVector Mom=theStrings->o << 155 G4KineticTrack * aTrack= new G4Ki << 156 theStrings->operat << 157 theStrings->operat << 158 G4ThreeVector(0), << 159 << 160 aTrack->SetPosition(theStrings->o << 161 << 162 #ifdef debug_G4ExcitedStringDecay << 163 G4cout<<" A particle stored in << 164 #endif << 165 << 166 generatedKineticTracks = new G4KineticT 117 generatedKineticTracks = new G4KineticTrackVector; 167 generatedKineticTracks->push_back(aTrac << 118 generatedKineticTracks->push_back(theStrings->operator[](astring)->GetKineticTrack()); 168 } 119 } 169 120 170 if (generatedKineticTracks == nullptr || g << 121 if (generatedKineticTracks == NULL) 171 { 122 { 172 // G4cerr << "G4VPartonStringMode << 123 G4cerr << "G4VPartonStringModel:No KineticTracks produced" << G4endl; 173 delete generatedKineticTracks; << 124 continue; 174 generatedKineticTracks = nullptr; << 175 continue; << 176 } 125 } 177 126 178 G4LorentzVector KTsum1(0.,0.,0.,0.); 127 G4LorentzVector KTsum1(0.,0.,0.,0.); 179 for ( unsigned int aTrack=0; aTrack< 128 for ( unsigned int aTrack=0; aTrack<generatedKineticTracks->size();aTrack++) 180 { 129 { 181 #ifdef debug_G4ExcitedStringDecay << 130 //G4cout<<"Prod part "<<(*generatedKineticTracks)[aTrack]->GetDefinition()->GetParticleName()<<" "<<(*generatedKineticTracks)[aTrack]->Get4Momentum()<<G4endl; 182 G4cout<<"Prod part No. "<<aTrack+ << 183 <<(*generatedKineticTracks) << 184 <<(*generatedKineticTracks) << 185 <<(*generatedKineticTracks) << 186 #endif << 187 // --------------- Sampling mass << 188 TrackDefinition = (*generatedKine << 189 << 190 if (TrackDefinition->IsShortLived()) << 191 { << 192 G4double NewTrackMass = << 193 BrW.SampleMass( TrackDefiniti << 194 BrW.GetMinimu << 195 TrackDefiniti << 196 G4LorentzVector Tmp=G4LorentzVe << 197 Tmp.setE(std::sqrt(sqr(NewTrack << 198 << 199 (*generatedKineticTracks)[aTrac << 200 << 201 #ifdef debug_G4ExcitedStringDec << 202 G4cout<<"Resonance *** "<<aTrac << 203 <<(*generatedKineticTrack << 204 <<(*generatedKineticTrack << 205 <<(*generatedKineticTrack << 206 #endif << 207 } << 208 //------------------------------- << 209 << 210 theResult->push_back(generatedKin 131 theResult->push_back(generatedKineticTracks->operator[](aTrack)); 211 KTsum1+= (*generatedKineticTracks 132 KTsum1+= (*generatedKineticTracks)[aTrack]->Get4Momentum(); 212 } 133 } 213 KTsecondaries+=KTsum1; 134 KTsecondaries+=KTsum1; 214 135 215 #ifdef debug_G4ExcitedStringDecay << 136 if ( KTsum1.e() > 0 && std::abs((KTsum1.e()-theStrings->operator[](astring)->Get4Momentum().e()) / KTsum1.e()) > perMillion ) 216 G4cout << "String secondaries(" <<ge << 217 <<"Init string momentum: "< << 218 <<"Final hadrons momentum: "< << 219 #endif << 220 << 221 if ( KTsum1.e() > 0 && << 222 std::abs((KTsum1.e()-theString << 223 { 137 { >> 138 //--debug-- G4cout << "String secondaries(" <<generatedKineticTracks->size()<< ") momentum: " >> 139 //--debug-- << theStrings->operator[](astring)->Get4Momentum() << " " << KTsum1 << G4endl; 224 NeedEnergyCorrector=true; 140 NeedEnergyCorrector=true; 225 } 141 } 226 142 227 #ifdef debug_G4ExcitedStringDecay << 143 // clean up 228 G4cout<<"NeedEnergyCorrection yes/no << 229 #endif << 230 << 231 // clean up << 232 delete generatedKineticTracks; 144 delete generatedKineticTracks; 233 success=true; << 234 } 145 } >> 146 //--DEBUG G4cout << "Strings/secs total 4 momentum " << KTsum << " " <<KTsecondaries << G4endl; 235 147 >> 148 success=true; >> 149 //G4cout<<"success "<<success<<G4endl; 236 if ( NeedEnergyCorrector ) success=EnergyAnd 150 if ( NeedEnergyCorrector ) success=EnergyAndMomentumCorrector(theResult, KTsum); 237 } while (!success && (attempts < 100)); /* << 151 //G4cout<<"success after Ecorr "<<success<<G4endl; 238 << 152 } while(!success && (attempts < 10)); // It was 100 !!! Uzhi 239 for ( unsigned int aTrack=0; aTrack<theResul << 153 //G4cout<<"End frag string"<<G4endl; 240 { << 241 Ptmp=(*theResult)[aTrack]->Get4Momentum(); << 242 Ptmp.transform( toLab); << 243 (*theResult)[aTrack]->Set4Momentum(Ptmp); << 244 } << 245 << 246 #ifdef debug_G4ExcitedStringDecay << 247 G4cout<<"End of the strings fragmentation (G << 248 << 249 G4LorentzVector KTsum1(0.,0.,0.,0.); << 250 154 >> 155 #ifdef debug_ExcitedStringDecay >> 156 G4LorentzVector KTsum1=0; 251 for ( unsigned int aTrack=0; aTrack<theResul 157 for ( unsigned int aTrack=0; aTrack<theResult->size();aTrack++) 252 { 158 { 253 G4cout << " corrected tracks .. " << (*t 159 G4cout << " corrected tracks .. " << (*theResult)[aTrack]->GetDefinition()->GetParticleName() 254 <<" " << (*theResult)[aTrack]->Get4Mome << 160 <<" " << (*theResult)[aTrack]->Get4Momentum() << G4endl; 255 <<" " << (*theResult)[aTrack]->Get4Mome << 256 KTsum1+= (*theResult)[aTrack]->Get4Momen 161 KTsum1+= (*theResult)[aTrack]->Get4Momentum(); 257 } 162 } 258 << 163 G4cout << "Needcorrector/success " << NeedEnergyCorrector << "/" << success << ", Corrected total 4 momentum " << KTsum1 << G4endl; 259 G4cout << "Needcorrector/success " << NeedEn << 260 << ", Corrected total 4 momentum " < << 261 if ( ! success ) G4cout << "failed to correc 164 if ( ! success ) G4cout << "failed to correct E/p" << G4endl; >> 165 #endif 262 166 263 G4cout<<"End of the Hadronization (G4Excited << 264 #endif << 265 << 266 if (!success) << 267 { << 268 if (theResult->size() != 0) << 269 { << 270 std::for_each(theResult->begin() , theRe << 271 theResult->clear(); << 272 delete theResult; theResult=0; << 273 } << 274 for ( unsigned int astring=0; astring < th << 275 // for ( unsigned int astring=0; astring < << 276 { << 277 if ( theStrings->operator[](astring)->Is << 278 { << 279 Ptmp=theStrings->operator[](astring)-> << 280 Ptmp.transform( toLab); << 281 theStrings->operator[](astring)->GetLe << 282 << 283 Ptmp=theStrings->operator[](astring)-> << 284 Ptmp.transform( toLab); << 285 theStrings->operator[](astring)->GetRi << 286 } << 287 else << 288 { << 289 Ptmp=theStrings->operator[](astring)-> << 290 Ptmp.transform( toLab); << 291 theStrings->operator[](astring)->GetKi << 292 } << 293 } << 294 } << 295 return theResult; 167 return theResult; 296 } 168 } 297 169 298 << 170 G4bool G4ExcitedStringDecay::EnergyAndMomentumCorrector 299 G4bool G4ExcitedStringDecay:: << 171 (G4KineticTrackVector* Output, G4LorentzVector& TotalCollisionMom) 300 EnergyAndMomentumCorrector(G4KineticTrackVecto << 172 { 301 { << 302 const int nAttemptScale = 500; 173 const int nAttemptScale = 500; 303 const double ErrLimit = 1.E-5; 174 const double ErrLimit = 1.E-5; 304 if (Output->empty()) return TRUE; << 175 if (Output->empty()) >> 176 return TRUE; 305 G4LorentzVector SumMom; 177 G4LorentzVector SumMom; 306 G4double SumMass = 0; << 178 G4double SumMass = 0; 307 G4double TotalCollisionMass = Total 179 G4double TotalCollisionMass = TotalCollisionMom.m(); 308 180 309 std::vector<G4double> HadronMass; G4double << 181 if( !(TotalCollisionMass<1) && !(TotalCollisionMass>-1) ) >> 182 { >> 183 std::cout << "TotalCollisionMomentum = "<<TotalCollisionMom<<G4endl; >> 184 throw G4HadronicException(__FILE__, __LINE__, "G4ExcitedStringDecay received nan mass..."); >> 185 } 310 186 311 #ifdef debug_G4ExcitedStringCorr << 187 //G4cout<<G4endl<<"EnergyAndMomentumCorrector "<<Output->size()<<G4endl; 312 G4cout<<G4endl<<"EnergyAndMomentumCorrecto << 313 #endif << 314 // Calculate sum hadron 4-momenta and summ 188 // Calculate sum hadron 4-momenta and summing hadron mass 315 unsigned int cHadron; 189 unsigned int cHadron; 316 for (cHadron = 0; cHadron < Output->size() << 190 for(cHadron = 0; cHadron < Output->size(); cHadron++) 317 { 191 { 318 SumMom += Output->operator[](cHadron) 192 SumMom += Output->operator[](cHadron)->Get4Momentum(); 319 HadronM=Output->operator[](cHadron)->G << 193 if( !(SumMom<1) && !(SumMom>-1) ) 320 SumMass += Output->operator[](cHadron) << 194 { >> 195 throw G4HadronicException(__FILE__, __LINE__, "G4ExcitedStringDecay::EnergyAndMomentumCorrector() received nan momentum..."); >> 196 } >> 197 SumMass += Output->operator[](cHadron)->GetDefinition()->GetPDGMass(); >> 198 if( !(SumMass<1) && !(SumMass>-1) ) >> 199 { >> 200 throw G4HadronicException(__FILE__, __LINE__, "G4ExcitedStringDecay::EnergyAndMomentumCorrector() received nan mass..."); >> 201 } 321 } 202 } 322 203 323 #ifdef debug_G4ExcitedStringCorr << 204 //G4cout<<"SumMass TotalCollisionMass "<<SumMass<<" "<<TotalCollisionMass<<G4endl; 324 G4cout<<"Sum part mom "<<SumMom<<" "<<SumM << 325 <<"Sum str mom "<<TotalCollisionMom << 326 G4cout<<"SumMass TotalCollisionMass "<<Sum << 327 #endif << 328 205 329 // Cannot correct a single particle 206 // Cannot correct a single particle 330 if (Output->size() < 2) return FALSE; 207 if (Output->size() < 2) return FALSE; 331 208 332 if (SumMass > TotalCollisionMass) return F 209 if (SumMass > TotalCollisionMass) return FALSE; 333 SumMass = SumMom.m2(); 210 SumMass = SumMom.m2(); 334 if (SumMass < 0) return FALSE; 211 if (SumMass < 0) return FALSE; 335 SumMass = std::sqrt(SumMass); 212 SumMass = std::sqrt(SumMass); 336 213 337 // Compute c.m.s. hadron velocity and boos << 214 // Compute c.m.s. hadron velocity and boost KTV to hadron c.m.s. 338 // G4ThreeVector Beta = -SumMom.boostVecto << 215 G4ThreeVector Beta = -SumMom.boostVector(); 339 G4ThreeVector Beta = -TotalCollisionMom.bo << 340 Output->Boost(Beta); 216 Output->Boost(Beta); 341 217 342 // Scale total c.m.s. hadron energy (hadro 218 // Scale total c.m.s. hadron energy (hadron system mass). 343 // It should be equal interaction mass 219 // It should be equal interaction mass 344 G4double Scale = 1; 220 G4double Scale = 1; 345 G4int cAttempt = 0; 221 G4int cAttempt = 0; 346 G4double Sum = 0; 222 G4double Sum = 0; 347 G4bool success = false; 223 G4bool success = false; 348 for (cAttempt = 0; cAttempt < nAttemptScal << 224 for(cAttempt = 0; cAttempt < nAttemptScale; cAttempt++) 349 { 225 { 350 Sum = 0; 226 Sum = 0; 351 for (cHadron = 0; cHadron < Output->size << 227 for(cHadron = 0; cHadron < Output->size(); cHadron++) 352 { 228 { 353 HadronM = HadronMass.at(cHadron); << 354 G4LorentzVector HadronMom = Output->op 229 G4LorentzVector HadronMom = Output->operator[](cHadron)->Get4Momentum(); 355 HadronMom.setVect(Scale*HadronMom.vect 230 HadronMom.setVect(Scale*HadronMom.vect()); 356 G4double E = std::sqrt(HadronMom.vect( << 231 G4double E = std::sqrt(HadronMom.vect().mag2() + sqr(Output->operator[](cHadron)->GetDefinition()->GetPDGMass())); 357 << 358 HadronMom.setE(E); 232 HadronMom.setE(E); 359 Output->operator[](cHadron)->Set4Momen 233 Output->operator[](cHadron)->Set4Momentum(HadronMom); 360 Sum += E; 234 Sum += E; 361 } 235 } 362 Scale = TotalCollisionMass/Sum; << 236 Scale = TotalCollisionMass/Sum; 363 #ifdef debug_G4ExcitedStringCorr << 237 #ifdef debug_G4ExcitedStringDecay 364 G4cout << "Scale-1=" << Scale -1 238 G4cout << "Scale-1=" << Scale -1 365 << ", TotalCollisionMass=" << To << 239 << ", TotalCollisionMass=" << TotalCollisionMass 366 << ", Sum=" << Sum << 240 << ", Sum=" << Sum 367 << G4endl; << 241 << G4endl; 368 #endif << 242 #endif 369 if (std::fabs(Scale - 1) <= ErrLimit) 243 if (std::fabs(Scale - 1) <= ErrLimit) 370 { 244 { 371 success = true; 245 success = true; 372 break; 246 break; 373 } 247 } 374 } 248 } 375 << 249 #ifdef debug_G4ExcitedStringDecay 376 #ifdef debug_G4ExcitedStringCorr << 250 if(!success) 377 if (!success) << 378 { 251 { 379 G4cout << "G4ExcitedStringDecay::EnergyA 252 G4cout << "G4ExcitedStringDecay::EnergyAndMomentumCorrector - Warning"<<G4endl; 380 G4cout << " Scale not unity at end of 253 G4cout << " Scale not unity at end of iteration loop: "<<TotalCollisionMass<<" "<<Sum<<" "<<Scale<<G4endl; 381 G4cout << " Number of secondaries: " < 254 G4cout << " Number of secondaries: " << Output->size() << G4endl; 382 G4cout << " Wanted total energy: " << 255 G4cout << " Wanted total energy: " << TotalCollisionMom.e() << G4endl; 383 G4cout << " Increase number of attempt 256 G4cout << " Increase number of attempts or increase ERRLIMIT"<<G4endl; 384 // throw G4HadronicException(__FILE__, _ << 257 // throw G4HadronicException(__FILE__, __LINE__, "G4ExcitedStringDecay failed to correct..."); 385 } 258 } 386 #endif << 259 #endif 387 << 388 // Compute c.m.s. interaction velocity and 260 // Compute c.m.s. interaction velocity and KTV back boost 389 Beta = TotalCollisionMom.boostVector(); 261 Beta = TotalCollisionMom.boostVector(); 390 Output->Boost(Beta); 262 Output->Boost(Beta); 391 263 392 return success; 264 return success; 393 } << 265 } 394 << 395 266