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1 // 1 2 // ******************************************* 3 // * License and Disclaimer 4 // * 5 // * The Geant4 software is copyright of th 6 // * the Geant4 Collaboration. It is provided 7 // * conditions of the Geant4 Software License 8 // * LICENSE and available at http://cern.ch/ 9 // * include a list of copyright holders. 10 // * 11 // * Neither the authors of this software syst 12 // * institutes,nor the agencies providing fin 13 // * work make any representation or warran 14 // * regarding this software system or assum 15 // * use. Please see the license in the file 16 // * for the full disclaimer and the limitatio 17 // * 18 // * This code implementation is the result 19 // * technical work of the GEANT4 collaboratio 20 // * By using, copying, modifying or distri 21 // * any work based on the software) you ag 22 // * use in resulting scientific publicati 23 // * acceptance of all terms of the Geant4 Sof 24 // ******************************************* 25 // 26 // 27 // ------------------------------------------- 28 // 29 // GEANT4 Class file 30 // 31 // 32 // File name: G4ComponentSAIDTotalXS 33 // 34 // Authors: G.Folger, V.Ivanchenko, D.Wright 35 // 36 // Modifications: 37 // 38 39 #include "G4ComponentSAIDTotalXS.hh" 40 #include "G4PhysicsVector.hh" 41 #include "G4PhysicsFreeVector.hh" 42 43 const G4String G4ComponentSAIDTotalXS::fnames[ 44 "","pp","np","pip","pim", 45 "pin","pie", 46 "gp_pi0p","gp_pi+n","gn_pi-p","gn_pi0n","gp_ 47 }; 48 49 #ifdef G4MULTITHREADED 50 G4Mutex G4ComponentSAIDTotalXS::saidXSMutex 51 #endif 52 53 G4ComponentSAIDTotalXS::G4ComponentSAIDTotalXS 54 : G4VComponentCrossSection("xsSAID") 55 { 56 for(G4int i=0; i<numberOfSaidXS; ++i) { 57 elastdata[i] = nullptr; 58 inelastdata[i] = nullptr; 59 } 60 } 61 62 G4ComponentSAIDTotalXS::~G4ComponentSAIDTotalX 63 { 64 for(G4int i=0; i<numberOfSaidXS; ++i) { 65 if(elastdata[i]) { 66 delete elastdata[i]; 67 elastdata[i] = nullptr; 68 } 69 if(inelastdata[i]) { 70 delete inelastdata[i]; 71 inelastdata[i] = nullptr; 72 } 73 } 74 } 75 76 G4double 77 G4ComponentSAIDTotalXS::GetTotalElementCrossSe 78 const G4ParticleDefinition* part, 79 G4double, G4int Z, G4double N) 80 { 81 PrintWarning(part,0,Z,G4lrint(N), 82 "G4ComponentSAIDTotalXS::GetTotalElem 83 "Method is not implemented"); 84 return 0.0; 85 } 86 87 G4double 88 G4ComponentSAIDTotalXS::GetTotalIsotopeCrossSe 89 const G4ParticleDefinition* part, 90 G4double kinEnergy, G4int Z, G4int N) 91 { 92 return GetInelasticIsotopeCrossSection(part, 93 + GetElasticIsotopeCrossSection(part,kinEn 94 } 95 96 G4double 97 G4ComponentSAIDTotalXS::GetInelasticElementCro 98 const G4ParticleDefinition* part, 99 G4double, G4int Z, G4double N) 100 { 101 PrintWarning(part,0,Z,G4lrint(N), 102 "G4ComponentSAIDTotalXS::GetTotalElem 103 "Method is not implemented"); 104 return 0.0; 105 } 106 107 G4double 108 G4ComponentSAIDTotalXS::GetInelasticIsotopeCro 109 const G4ParticleDefinition* part, 110 G4double kinEnergy, G4int Z, G4int N) 111 { 112 G4double cross = 0.0; 113 G4SAIDCrossSectionType tp = GetType(part,0,Z 114 if(saidUnknown != tp) { 115 G4int idx = G4int(tp); 116 if(!inelastdata[idx]) { Initialise(tp); } 117 if(inelastdata[idx]) { 118 cross = (inelastdata[idx])->Value(kinEne 119 } 120 } 121 return cross; 122 } 123 124 G4double 125 G4ComponentSAIDTotalXS::GetElasticElementCross 126 const G4ParticleDefinition* part, 127 G4double, G4int Z, G4double N) 128 { 129 PrintWarning(part,0,Z,G4lrint(N), 130 "G4ComponentSAIDTotalXS::GetTotalElem 131 "Method is not implemented"); 132 return 0.0; 133 } 134 135 G4double 136 G4ComponentSAIDTotalXS::GetElasticIsotopeCross 137 const G4ParticleDefinition* part, 138 G4double kinEnergy, G4int Z, G4int N) 139 { 140 G4double cross = 0.0; 141 G4SAIDCrossSectionType tp = GetType(part,0,Z 142 if(saidUnknown != tp) { 143 G4int idx = G4int(tp); 144 if(!elastdata[idx]) { Initialise(tp); } 145 if(elastdata[idx]) { 146 cross = (elastdata[idx])->Value(kinEnerg 147 } 148 } 149 return cross; 150 } 151 152 G4double 153 G4ComponentSAIDTotalXS::GetChargeExchangeCross 154 const G4ParticleDefinition* prim, 155 const G4ParticleDefinition* sec, 156 G4double kinEnergy, G4int Z, G4int N) 157 { 158 G4double cross = 0.0; 159 G4SAIDCrossSectionType tp = GetType(prim,sec 160 if(saidUnknown != tp) { 161 G4int idx = G4int(tp); 162 if(!inelastdata[idx]) { Initialise(tp); } 163 if(inelastdata[idx]) { 164 cross = (inelastdata[idx])->Value(kinEne 165 } 166 } 167 return cross; 168 } 169 170 void G4ComponentSAIDTotalXS::Description(std:: 171 { 172 } 173 174 G4SAIDCrossSectionType 175 G4ComponentSAIDTotalXS::GetType(const G4Partic 176 const G4ParticleDefinition* sec, 177 G4int Z, G4int N) 178 { 179 G4SAIDCrossSectionType type = saidUnknown; 180 if(1 == N && prim) { 181 G4int code = prim->GetPDGEncoding(); 182 183 // only gamma + N x-sections available 184 if(0 == Z && sec && 22 == code) { 185 G4int code1 = sec->GetPDGEncoding(); 186 if(-211 == code1) { type = saidGN_PI 187 else if(111 == code1) { type = saidGN_PI 188 189 // x-sections off proton 190 } else if(1 == Z) { 191 if(sec) { 192 G4int code1 = sec->GetPDGEncoding(); 193 if(-211 == code) { 194 if(111 == code1) { type = saidP 195 else if(221 == code1) { type = saidP 196 197 } else if(22 == code) { 198 if(111 == code1) { type = saidG 199 else if(211 == code1) { type = saidG 200 else if(221 == code1) { type = saidG 201 else if(331 == code1) { type = saidG 202 } 203 } else { 204 if(2212 == code) { type = saidP 205 else if(2112 == code) { type = saidN 206 else if(211 == code) { type = saidP 207 else if(-211 == code) { type = saidP 208 } 209 } 210 } 211 //G4cout << "G4ComponentSAIDTotalXS::Type= " 212 return type; 213 } 214 215 void G4ComponentSAIDTotalXS::Initialise(G4SAID 216 { 217 G4int idx = G4int(tp); 218 #ifdef G4MULTITHREADED 219 G4MUTEXLOCK(&saidXSMutex); 220 if(!inelastdata[idx]) { 221 #endif 222 // check environment variable 223 // Build the complete string identifying t 224 const char* path = G4FindDataDir("G4SAIDXS 225 if (!path){ 226 G4Exception("G4ComponentSAIDTotalXS::Ini 227 FatalException, 228 "Environment variable G4SAIDXSDATA is no 229 return; 230 } 231 if(idx <= 4) { 232 elastdata[idx] = new G4PhysicsFreeVector 233 inelastdata[idx] = new G4PhysicsFreeVect 234 ReadData(idx,elastdata[idx],path,"_el.da 235 ReadData(idx,inelastdata[idx],path,"_in. 236 } else { 237 inelastdata[idx] = new G4PhysicsFreeVect 238 ReadData(idx,inelastdata[idx],path,".dat 239 } 240 #ifdef G4MULTITHREADED 241 } 242 G4MUTEXUNLOCK(&saidXSMutex); 243 #endif 244 } 245 246 void G4ComponentSAIDTotalXS::ReadData(G4int in 247 G4PhysicsVector* v, 248 const G4String& ss1, 249 const G4String& ss2) 250 { 251 std::ostringstream ost; 252 ost << ss1 << "/" << fnames[index] << ss2; 253 std::ifstream filein(ost.str().c_str()); 254 if (!(filein)) { 255 G4ExceptionDescription ed; 256 ed << "Data file <" << ost.str().c_str() 257 << "> is not opened!"; 258 G4Exception("G4ComponentSAIDTotalXS::ReadD 259 FatalException, ed, "Check G4S 260 } else { 261 if(GetVerboseLevel() > 1) { 262 G4cout << "File " << ost.str() 263 << " is opened by G4ComponentSAID 264 } 265 // retrieve data from DB 266 v->Retrieve(filein, true); 267 v->ScaleVector(CLHEP::MeV,CLHEP::millibarn 268 v->FillSecondDerivatives(); 269 } 270 } 271 272 void 273 G4ComponentSAIDTotalXS::PrintWarning(const G4P 274 const G4ParticleDefinition* sec, 275 G4int Z, G4int N, 276 const G4String& ss1, 277 const G4String& ss2) 278 { 279 G4cout << ss1 << ": " << ss2 << G4endl; 280 G4cout << "For Z= " << Z << " N= " << N << " 281 if(prim) { G4cout << prim->GetParticleName() 282 if(sec) { G4cout << " x-section to " << sec- 283 G4cout << G4endl; 284 } 285