Geant4  10.03
G4DecayTable.cc
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27 // $Id: G4DecayTable.cc 95052 2016-01-21 08:34:03Z gcosmo $
28 //
29 //
30 // ------------------------------------------------------------
31 // GEANT 4 class implementation file
32 //
33 // History: first implementation, based on object model of
34 // 27 July 1996 H.Kurashige
35 // ----------------------------------------
36 // implementation for STL 14 Feb. 2000 H.Kurashige
37 // ------------------------------------------------------------
38 
39 #include "globals.hh"
40 #include "G4DecayTable.hh"
41 #include "Randomize.hh"
42 
44 {
46 }
47 
49 {
50  // remove and delete all contents
51  G4VDecayChannelVector::iterator i;
52  for (i = channels->begin(); i!= channels->end(); ++i) {
53  delete (*i);
54  }
55  channels->clear();
56  delete channels;
57  channels = 0;
58 }
59 
61  if (parent == 0) { parent = (G4ParticleDefinition*)(aChannel->GetParent()); }
62  if (parent != aChannel->GetParent()) {
63 #ifdef G4VERBOSE
64  G4cout << " G4DecayTable::Insert :: bad G4VDecayChannel (mismatch parent) "
65  << " " << parent->GetParticleName()
66  << " input:" << aChannel->GetParent()->GetParticleName() << G4endl;
67 #endif
68  } else {
69  G4double r = aChannel->GetBR();
70  G4VDecayChannelVector::iterator i;
71  for (i = channels->begin(); i!= channels->end(); ++i) {
72  if (r > (*i)->GetBR()) {
73  channels->insert(i,aChannel);
74  return;
75  }
76  }
77  channels->push_back(aChannel);
78  }
79 }
80 
82 {
83  // check if contents exist
84  if (channels->size()<1) return 0;
85 
86  if(parentMass<0.) parentMass=parent->GetPDGMass();
87  const size_t MAX_LOOP = 10000;
88  for (size_t loop_counter=0; loop_counter <MAX_LOOP; ++loop_counter){
89  G4double sumBR = 0.0;
91  // select decay channel
92  G4VDecayChannelVector::iterator i;
93  for (i = channels->begin(); i!= channels->end(); ++i) {
94  sumBR += (*i)->GetBR();
95  if ( !((*i)->IsOKWithParentMass(parentMass)) ) continue;
96  if (r < sumBR) return (*i);
97  }
98  }
99  return 0;
100 }
101 
103 {
104  G4cout << "G4DecayTable: " << parent->GetParticleName() << G4endl;
105  G4int index =0;
106  G4VDecayChannelVector::iterator i;
107  for (i = channels->begin(); i!= channels->end(); ++i) {
108  G4cout << index << ": ";
109  (*i)->DumpInfo();
110  index +=1;
111  }
112  G4cout << G4endl;
113 }
114 
115 
116 
117 
118 
119 
120 
121 
122 
123 
124 
G4double GetBR() const
int G4int
Definition: G4Types.hh:78
const G4String & GetParticleName() const
#define G4UniformRand()
Definition: Randomize.hh:97
G4GLOB_DLL std::ostream G4cout
void DumpInfo() const
G4VDecayChannel * SelectADecayChannel(G4double parentMass=-1.)
Definition: G4DecayTable.cc:81
G4VDecayChannelVector * channels
Definition: G4DecayTable.hh:96
void Insert(G4VDecayChannel *aChannel)
Definition: G4DecayTable.cc:60
G4double GetPDGMass() const
std::vector< G4VDecayChannel * > G4VDecayChannelVector
Definition: G4DecayTable.hh:58
#define G4endl
Definition: G4ios.hh:61
double G4double
Definition: G4Types.hh:76
G4ParticleDefinition * parent
Definition: G4DecayTable.hh:95
G4ParticleDefinition * GetParent()