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1 // 1 //
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24 // ******************************************* 21 // ********************************************************************
25 // 22 //
26 // G4DecayTable class implementation <<
27 // 23 //
28 // Author: H.Kurashige, 7 July 1996 << 24 // $Id: G4DecayTable.cc,v 1.7 2001/07/11 10:01:59 gunter Exp $
29 // ------------------------------------------- << 25 // GEANT4 tag $Name: geant4-05-02-patch-01 $
>> 26 //
>> 27 //
>> 28 // ------------------------------------------------------------
>> 29 // GEANT 4 class implementation file
>> 30 //
>> 31 // History: first implementation, based on object model of
>> 32 // 27 July 1996 H.Kurashige
>> 33 // ----------------------------------------
>> 34 // implementation for STL 14 Feb. 2000 H.Kurashige
>> 35 // ------------------------------------------------------------
30 36
>> 37 #include "globals.hh"
31 #include "G4DecayTable.hh" 38 #include "G4DecayTable.hh"
32 <<
33 #include "Randomize.hh" 39 #include "Randomize.hh"
34 #include "globals.hh" <<
35 40
36 G4DecayTable::G4DecayTable() << 41 G4DecayTable::G4DecayTable():parent(0)
37 { 42 {
38 channels = new G4VDecayChannelVector; << 43 channels = new G4VDecayChannelVector;
39 } 44 }
40 45
41 G4DecayTable::~G4DecayTable() 46 G4DecayTable::~G4DecayTable()
42 { 47 {
43 // remove and delete all contents << 48 // remove and delete all contents
44 for (const auto channel : *channels) { << 49 G4VDecayChannelVector::iterator i;
45 delete channel; << 50 for (i = channels->begin(); i!= channels->end(); ++i) {
>> 51 delete (*i);
46 } 52 }
47 channels->clear(); 53 channels->clear();
48 delete channels; << 54 delete channels;
49 channels = nullptr; << 55 channels = 0;
50 parent = nullptr; << 56 }
51 } <<
52 57
53 void G4DecayTable::Insert(G4VDecayChannel* aCh << 58 void G4DecayTable::Insert( G4VDecayChannel * aChannel){
54 { << 59 if (parent == 0) { parent = (G4ParticleDefinition*)(aChannel->GetParent()); }
55 if (parent == nullptr) { <<
56 parent = (G4ParticleDefinition*)(aChannel- <<
57 } <<
58 if (parent != aChannel->GetParent()) { 60 if (parent != aChannel->GetParent()) {
59 #ifdef G4VERBOSE 61 #ifdef G4VERBOSE
60 G4cout << " G4DecayTable::Insert :: bad G4 << 62 G4cout << " G4DecayTable::Insert :: bad G4VDecayChannel (mismatch parent) ";
61 << " " << parent->GetParticle << 63 G4cout << " " << parent->GetParticleName();
62 << " input:" << aChannel->GetParent << 64 G4cout << " input:" << aChannel->GetParent()->GetParticleName() << G4endl;
63 #endif 65 #endif
64 } << 66 } else {
65 else { << 67 G4double r = aChannel->GetBR();
66 G4double br = aChannel->GetBR(); << 68 G4VDecayChannelVector::iterator i;
67 for (auto iCh = channels->cbegin(); iCh != << 69 for (i = channels->begin(); i!= channels->end(); ++i) {
68 if (br > (*iCh)->GetBR()) { << 70 if (r > (*i)->GetBR()) {
69 channels->insert(iCh, aChannel); << 71 channels->insert(i,aChannel);
70 return; << 72 return;
71 } 73 }
72 } 74 }
73 channels->push_back(aChannel); 75 channels->push_back(aChannel);
74 } 76 }
75 } 77 }
76 78
77 G4VDecayChannel* G4DecayTable::SelectADecayCha << 79 G4VDecayChannel *G4DecayTable::SelectADecayChannel()
78 { 80 {
79 // check if contents exist 81 // check if contents exist
80 if (channels->empty()) return nullptr; << 82 if (channels->size()<1) return 0;
81 83
82 if (parentMass < 0.) parentMass = parent->Ge << 84 while (1) {
83 << 85 G4double sumBR = 0.0;
84 G4double sumBR = 0.; << 86 G4double r= G4UniformRand();
85 for (const auto channel : *channels) { <<
86 if (!(channel->IsOKWithParentMass(parentMa <<
87 sumBR += channel->GetBR(); <<
88 } <<
89 if (sumBR <= 0.0) { <<
90 #ifdef G4VERBOSE <<
91 G4cout << " G4DecayTable::SelectADecayChan <<
92 << " " << parent->GetParticle <<
93 #endif <<
94 return nullptr; <<
95 } <<
96 <<
97 const std::size_t MAX_LOOP = 10000; <<
98 for (std::size_t loop_counter = 0; loop_coun <<
99 G4double sum = 0.0; <<
100 G4double br = sumBR * G4UniformRand(); <<
101 // select decay channel 87 // select decay channel
102 for (const auto channel : *channels) { << 88 G4VDecayChannelVector::iterator i;
103 sum += channel->GetBR(); << 89 for (i = channels->begin(); i!= channels->end(); ++i) {
104 if (!(channel->IsOKWithParentMass(parent << 90 sumBR += (*i)->GetBR();
105 if (br < sum) return channel; << 91 if (r < sumBR) {
>> 92 return (*i);
>> 93 }
106 } 94 }
107 } 95 }
108 return nullptr; << 96 return 0;
109 } 97 }
110 98
111 void G4DecayTable::DumpInfo() const 99 void G4DecayTable::DumpInfo() const
112 { 100 {
113 G4cout << "G4DecayTable: " << parent->GetPa 101 G4cout << "G4DecayTable: " << parent->GetParticleName() << G4endl;
114 G4int index = 0; << 102 G4int index =0;
115 for (const auto channel : *channels) { << 103 G4VDecayChannelVector::iterator i;
>> 104 for (i = channels->begin(); i!= channels->end(); ++i) {
116 G4cout << index << ": "; 105 G4cout << index << ": ";
117 channel->DumpInfo(); << 106 (*i)->DumpInfo();
118 index += 1; << 107 index +=1;
119 } 108 }
120 G4cout << G4endl; 109 G4cout << G4endl;
121 } 110 }
>> 111
>> 112
>> 113
>> 114
>> 115
>> 116
>> 117
>> 118
>> 119
>> 120
>> 121
122 122