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G4GammaNuclearReaction.cc
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25 //
26 // Short description: The CHIPS model provides the G4QHadronVector
27 // output, which is converted to the G4 particle-singletons
28 // --------------------------------------------------------------------
29 //
30 // Created: J.P. Wellisch, 2000/08/18
31 // 01.09.2008 V.Ivanchenko
32 //
33 
34 #include "G4GammaNuclearReaction.hh"
35 #include "G4Gamma.hh"
36 #include "G4Nucleus.hh"
37 #include "G4HadFinalState.hh"
38 #include "G4HadProjectile.hh"
39 #include <iostream>
40 
41 
42 G4GammaNuclearReaction::G4GammaNuclearReaction(const G4String& name):
43  G4HadronicInteraction(name)
44 {
45  Description();
46 }
47 
48 
49 G4GammaNuclearReaction::~G4GammaNuclearReaction()
50 {}
51 
52 
53 void G4GammaNuclearReaction::Description() const
54 {
55  char* dirName = getenv("G4PhysListDocDir");
56  if (dirName) {
57  std::ofstream outFile;
58  G4String outFileName = GetModelName() + ".html";
59  G4String pathName = G4String(dirName) + "/" + outFileName;
60 
61  outFile.open(pathName);
62  outFile << "<html>\n";
63  outFile << "<head>\n";
64 
65  outFile << "<title>Description of CHIPS Gamma Nuclear Model</title>\n";
66  outFile << "</head>\n";
67  outFile << "<body>\n";
68 
69  outFile << "G4GammaNuclearReaction handles inelastic gamma scattering\n"
70  << "using the Chiral Invariant Phase Space (CHIPS) model of\n"
71  << "M. Kossov. The incident gamma is interacted directly with\n"
72  << "nucleons and clusters of nucleons within the target by\n"
73  << "forming quasmons (or generalized excited hadrons) which then\n"
74  << "decay into final state hadrons. The model is valid for\n"
75  << "incident gamma energies up to 3.5 GeV.\n";
76 
77  outFile << "</body>\n";
78  outFile << "</html>\n";
79  outFile.close();
80  }
81 }
82 
83 
84 G4HadFinalState * G4GammaNuclearReaction::ApplyYourself(
85  const G4HadProjectile& aTrack,
86  G4Nucleus& aTargetNucleus)
87 {
88  if(aTrack.GetDefinition() != G4Gamma::GammaDefinition())
89  {
90  throw G4HadronicException(__FILE__, __LINE__,
91  "Called G4GammaNuclearReaction for particle other than gamma");
92  }
93  return theModel.ApplyYourself(aTrack, aTargetNucleus);
94 }
95 
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