Geant4_10
G4NeutronHPLevel.cc
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25 //
26 // neutron_hp -- source file
27 // J.P. Wellisch, Nov-1996
28 // A prototype of the low energy neutron transport model.
29 //
30 #include "G4NeutronHPLevel.hh"
31 #include "G4NeutronHPGamma.hh"
32 
34  {
35  if(theGammas != 0)
36  {
37  for(G4int i=0; i<nGammas; i++) delete theGammas[i];
38  }
39  delete [] theGammas;
40  }
41 
43  {
44  nGammas = aGammas;
45  if(theGammas != 0)
46  {
47  for(G4int i=0; i<nGammas; i++) delete theGammas[i];
48  }
49  delete [] theGammas;
50  theGammas = new G4NeutronHPGamma * [nGammas];
51  }
52 
54  {
55  theGammas[i] = aGamma;
56  SetLevelEnergy(aGamma->GetLevelEnergy());
57  }
58 
60  {
61  return theGammas[i]->GetGammaEnergy();
62  }
63 
65  {
66  G4DynamicParticleVector * theResult;
67  G4double sum = 0;
68  G4double * running = new G4double[nGammas];
69  running[0] = 0;
70  G4int i;
71  for(i=0; i<nGammas; i++)
72  {
73  if(i!=0) running[i]=running[i-1];
74  running[i]+=theGammas[i]->GetWeight();
75  }
76  sum = running[nGammas-1];
77  G4int it(0);
78  G4double random = G4UniformRand();
79  for(i=0; i<nGammas; i++)
80  {
81  it = i;
82  if(random*sum < running[i]) break;
83  }
84  delete [] running;
85  theResult = theGammas[it]->GetDecayGammas();
86  return theResult;
87  }
void SetNumberOfGammas(G4int aGammas)
G4double GetGammaEnergy()
void SetLevelEnergy(G4double anEnergy)
int G4int
Definition: G4Types.hh:78
G4double GetLevelEnergy()
#define G4UniformRand()
Definition: Randomize.hh:87
G4DynamicParticleVector * GetDecayGammas()
std::vector< G4DynamicParticle * > G4DynamicParticleVector
G4double GetGammaEnergy(G4int i)
G4DynamicParticleVector * GetDecayGammas()
double G4double
Definition: G4Types.hh:76
void SetGamma(G4int i, G4NeutronHPGamma *aGamma)