| Geant4 Cross Reference |
1 // 1 //
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18 // * This code implementation is the result 18 // * This code implementation is the result of the scientific and *
19 // * technical work of the GEANT4 collaboratio 19 // * technical work of the GEANT4 collaboration. *
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24 // ******************************************* 24 // ********************************************************************
25 // 25 //
26 26
27 #include "globals.hh" 27 #include "globals.hh"
28 #include "G4VAnnihilationCollision.hh" 28 #include "G4VAnnihilationCollision.hh"
29 #include "G4KineticTrack.hh" 29 #include "G4KineticTrack.hh"
30 #include "G4VCrossSectionSource.hh" 30 #include "G4VCrossSectionSource.hh"
31 #include "G4Proton.hh" 31 #include "G4Proton.hh"
32 #include "G4Neutron.hh" 32 #include "G4Neutron.hh"
33 #include "G4XNNElastic.hh" 33 #include "G4XNNElastic.hh"
34 #include "G4AngularDistribution.hh" 34 #include "G4AngularDistribution.hh"
35 #include "G4ThreeVector.hh" 35 #include "G4ThreeVector.hh"
36 #include "G4LorentzVector.hh" 36 #include "G4LorentzVector.hh"
37 #include "G4LorentzRotation.hh" 37 #include "G4LorentzRotation.hh"
38 #include "G4KineticTrackVector.hh" 38 #include "G4KineticTrackVector.hh"
39 #include "Randomize.hh" 39 #include "Randomize.hh"
40 #include "G4PionPlus.hh" 40 #include "G4PionPlus.hh"
41 41
42 42
43 G4VAnnihilationCollision::G4VAnnihilationColli 43 G4VAnnihilationCollision::G4VAnnihilationCollision()
44 { 44 {
45 theAngularDistribution=0; 45 theAngularDistribution=0;
46 } 46 }
47 47
48 48
49 G4VAnnihilationCollision::~G4VAnnihilationColl 49 G4VAnnihilationCollision::~G4VAnnihilationCollision()
50 { 50 {
51 if (theAngularDistribution) { 51 if (theAngularDistribution) {
52 delete theAngularDistribution; 52 delete theAngularDistribution;
53 theAngularDistribution=0; 53 theAngularDistribution=0;
54 } 54 }
55 } 55 }
56 56
57 57
58 G4KineticTrackVector* G4VAnnihilationCollision 58 G4KineticTrackVector* G4VAnnihilationCollision::FinalState(const G4KineticTrack& trk1,
59 const G4KineticTrack& trk2 59 const G4KineticTrack& trk2) const
60 { 60 {
61 G4LorentzVector p = trk1.Get4Momentum() + tr 61 G4LorentzVector p = trk1.Get4Momentum() + trk2.Get4Momentum();
62 G4double sqrtS = p.m(); 62 G4double sqrtS = p.m();
63 // G4double s = sqrtS * sqrtS; 63 // G4double s = sqrtS * sqrtS;
64 64
65 // G4double m1 = trk1.GetActualMass(); 65 // G4double m1 = trk1.GetActualMass();
66 // G4double m2 = trk2.GetActualMass(); 66 // G4double m2 = trk2.GetActualMass();
67 67
68 68
69 // Unit vector of three-momentum 69 // Unit vector of three-momentum
70 70
71 G4ThreeVector pFinal(0.0, 0.0, 0.0); 71 G4ThreeVector pFinal(0.0, 0.0, 0.0);
72 G4double eFinal = sqrtS; 72 G4double eFinal = sqrtS;
73 73
74 G4LorentzVector p4Final(pFinal, eFinal); 74 G4LorentzVector p4Final(pFinal, eFinal);
75 75
76 // Lorentz transformation 76 // Lorentz transformation
77 G4LorentzRotation toLabFrame(p.boostVector() 77 G4LorentzRotation toLabFrame(p.boostVector());
78 p4Final *= toLabFrame; 78 p4Final *= toLabFrame;
79 79
80 const G4ParticleDefinition* OutputDefinition 80 const G4ParticleDefinition* OutputDefinition = GetOutgoingParticle(trk1,trk2);
81 G4KineticTrack* final = new G4KineticTrack(Ou 81 G4KineticTrack* final = new G4KineticTrack(OutputDefinition, 0.0, trk1.GetPosition(), p4Final);
82 82
83 G4KineticTrackVector* finalTracks = new G4Ki 83 G4KineticTrackVector* finalTracks = new G4KineticTrackVector;
84 84
85 finalTracks->push_back(final); 85 finalTracks->push_back(final);
86 86
87 return finalTracks; 87 return finalTracks;
88 } 88 }
89 89
90 90