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25 // 25 //
>> 26 // $Id: G4LevelManager.cc 88375 2015-02-16 17:31:21Z vnivanch $
26 // 27 //
27 // ------------------------------------------- 28 // -------------------------------------------------------------------
28 // 29 //
29 // GEANT4 source file 30 // GEANT4 source file
30 // 31 //
31 // File name: G4LevelManager 32 // File name: G4LevelManager
32 // 33 //
33 // Author: V.Ivanchenko 34 // Author: V.Ivanchenko
34 // 35 //
35 // Creation date: 4 January 2012 36 // Creation date: 4 January 2012
36 // 37 //
37 // Modifications: 38 // Modifications:
38 // 13.02.2015 Design change for gamma de-exci 39 // 13.02.2015 Design change for gamma de-excitation
39 // 40 //
40 // ------------------------------------------- 41 // -------------------------------------------------------------------
41 42
42 #include "G4LevelManager.hh" 43 #include "G4LevelManager.hh"
43 #include "G4NuclearLevelData.hh" <<
44 #include "G4ShellCorrection.hh" <<
45 #include "G4HadronicException.hh" 44 #include "G4HadronicException.hh"
46 #include "G4Pow.hh" <<
47 #include <iomanip> 45 #include <iomanip>
48 #include <CLHEP/Units/SystemOfUnits.h> <<
49 46
50 G4String G4LevelManager::fFloatingLevels[] = { 47 G4String G4LevelManager::fFloatingLevels[] = {
51 "-", "+X", "+Y", "+Z", "+U", "+V", "+W", "+R 48 "-", "+X", "+Y", "+Z", "+U", "+V", "+W", "+R", "+S", "+T", "+A", "+B", "+C"};
52 49
53 G4LevelManager::G4LevelManager(G4int Z, G4int << 50 G4LevelManager::G4LevelManager(size_t ntrans,
54 const std::vect 51 const std::vector<G4double>& energies,
55 const std::vector<G4int>& spin, 52 const std::vector<G4int>& spin,
56 const std::vector<const G4NucLeve 53 const std::vector<const G4NucLevel*>& levels)
57 : nTransitions(0) 54 : nTransitions(0)
58 { 55 {
59 if(0 < ntrans) { 56 if(0 < ntrans) {
60 nTransitions = ntrans - 1; 57 nTransitions = ntrans - 1;
61 fLevelEnergy.reserve(ntrans); 58 fLevelEnergy.reserve(ntrans);
62 fSpin.reserve(ntrans); 59 fSpin.reserve(ntrans);
63 fLevels.reserve(ntrans); 60 fLevels.reserve(ntrans);
64 for(std::size_t i=0; i<ntrans; ++i) { << 61 for(size_t i=0; i<ntrans; ++i) {
65 fLevelEnergy.push_back(energies[i]); 62 fLevelEnergy.push_back(energies[i]);
66 fSpin.push_back(spin[i]); 63 fSpin.push_back(spin[i]);
67 fLevels.push_back(levels[i]); 64 fLevels.push_back(levels[i]);
68 } 65 }
69 //G4cout << "New G4LevelManager N= " << nT 66 //G4cout << "New G4LevelManager N= " << nTransitions << " "
70 //<< fLevelEnergy.size() << " <" << this < 67 //<< fLevelEnergy.size() << " <" << this << ">" << G4endl;
71 } 68 }
72 auto ndata = G4NuclearLevelData::GetInstance <<
73 fLevelDensity = ndata->GetLevelDensity(Z, A, <<
74 <<
75 // J. Nucl. Sci. Tech. 31(2): 151-162 (1994) <<
76 fShellCorrection = ndata->GetShellCorrection <<
77 if(A > 20) { <<
78 G4int N = A - Z; <<
79 G4int In = N - (N/2)*2; <<
80 G4int Iz = Z - (Z/2)*2; <<
81 G4double a13 = 1.0/G4Pow::GetInstance()->Z <<
82 if(In == 0 && Iz == 0) { <<
83 fLevelDensity = 0.067946*A*(1.0 + 4.1277 <<
84 } else if(In == 0 && Iz == 1) { <<
85 fLevelDensity = 0.053061*A*(1.0 + 7.1862 <<
86 } else if(In == 1 && Iz == 0) { <<
87 fLevelDensity = 0.060920*A*(1.0 + 3.8767 <<
88 } else { <<
89 fLevelDensity = 0.065291*A*(1.0 + 4.4505 <<
90 } <<
91 } <<
92 } 69 }
93 70
94 G4LevelManager::~G4LevelManager() 71 G4LevelManager::~G4LevelManager()
95 { 72 {
96 for(std::size_t i=0; i<=nTransitions; ++i) { << 73 for(size_t i=0; i<=nTransitions; ++i) { delete fLevels[i]; }
97 } 74 }
98 75
99 std::size_t G4LevelManager::NearestLevelIndex( << 76 size_t
100 << 77 G4LevelManager::NearestLevelIndex(G4double energy, size_t index) const
101 { 78 {
102 std::size_t idx = std::min(index, nTransitio << 79 //G4cout<< "index= " << index << " max= " << nTransitions << " exc= " << ener
103 static const G4double tolerance = 10*CLHEP:: << 80 // << " Emax= " << fLevelEnergy[nTransitions] << G4endl;
>> 81 size_t idx = std::min(index, nTransitions);
>> 82 static const G4double tolerance = 1.0f-6;
104 if(0 == nTransitions || std::abs(energy - fL 83 if(0 == nTransitions || std::abs(energy - fLevelEnergy[idx]) <= tolerance) {
105 return idx; 84 return idx;
106 } 85 }
107 idx = NearestLowEdgeLevelIndex(energy); << 86 // ground state
108 if(idx < nTransitions && << 87 if(energy <= fLevelEnergy[1]*0.5)
109 (fLevelEnergy[idx] + fLevelEnergy[idx+1]) << 88 { idx = 0; }
110 << 89 // take top level
>> 90 else if((fLevelEnergy[nTransitions] + fLevelEnergy[nTransitions-1])*0.5 <= energy)
>> 91 { idx = nTransitions; }
>> 92
>> 93 // if shortcuts are not working, make binary search
>> 94 else {
>> 95 idx = std::lower_bound(fLevelEnergy.begin(), fLevelEnergy.end(), energy)
>> 96 - fLevelEnergy.begin() - 1;
>> 97 if(energy - fLevelEnergy[idx] > fLevelEnergy[idx+1] - energy) { ++idx; }
>> 98 //G4cout << "E= " << energy << " " << fLevelEnergy[idx-1]
>> 99 //<< " " << fLevelEnergy[idx] << G4endl;
>> 100 }
111 return idx; 101 return idx;
112 } 102 }
113 103
114 const G4String& G4LevelManager::FloatingType(c << 104 const G4String& G4LevelManager::FloatingType(size_t i) const
115 { 105 {
>> 106 #ifdef G4VERBOSE
>> 107 if(i > nTransitions) { PrintError(i, "Meta"); }
>> 108 #endif
116 return fFloatingLevels[fSpin[i]/100000]; 109 return fFloatingLevels[fSpin[i]/100000];
117 } 110 }
118 111
>> 112 #ifdef G4VERBOSE
>> 113 void G4LevelManager::PrintError(size_t idx, const G4String& ss) const
>> 114 {
>> 115 G4String sss = "G4LevelManager::"+ss+"()";
>> 116 G4ExceptionDescription ed;
>> 117 ed << "Index of a level " << idx << " > "
>> 118 << nTransitions << " (number of levels)";
>> 119 G4Exception(sss,"had061",JustWarning,ed,"stop run");
>> 120 throw G4HadronicException(__FILE__, __LINE__,"FATAL Hadronic Exception");
>> 121 }
>> 122 #endif
>> 123
119 void G4LevelManager::StreamInfo(std::ostream& 124 void G4LevelManager::StreamInfo(std::ostream& out) const
120 { 125 {
121 for(std::size_t i=0; i<=nTransitions; ++i) { << 126 for(size_t i=0; i<=nTransitions; ++i) {
122 G4long prec = out.precision(6); << 127 G4int prec = out.precision(6);
123 out << std::setw(6) << i << ". " 128 out << std::setw(6) << i << ". "
124 << std::setw(8) << fLevelEnergy[i]; 129 << std::setw(8) << fLevelEnergy[i];
125 if(fLevels[i]) { 130 if(fLevels[i]) {
126 out << std::setw(8) << fLevels[i]->GetTimeGa 131 out << std::setw(8) << fLevels[i]->GetTimeGamma()
127 << std::setw(4) << fLevels[i]->NumberOfT 132 << std::setw(4) << fLevels[i]->NumberOfTransitions()
128 << std::setw(4) << std::abs(TwoSpinParit << 133 << std::setw(4) << SpinTwo(i)
129 << std::setw(4) << Parity(i) 134 << std::setw(4) << Parity(i)
130 << std::setw(4) << FloatingLevel(i); 135 << std::setw(4) << FloatingLevel(i);
131 } 136 }
132 out << "\n"; 137 out << "\n";
133 out.precision(prec); 138 out.precision(prec);
134 if(fLevels[i]) { fLevels[i]->StreamInfo(ou 139 if(fLevels[i]) { fLevels[i]->StreamInfo(out); }
135 } 140 }
136 } 141 }
137 142