Geant4 Cross Reference

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Geant4/physics_lists/builders/src/G4QGSBuilder.cc

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  1 //
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 24 // ********************************************************************
 25 //
 26 //
 27 //---------------------------------------------------------------------------
 28 //
 29 // ClassName:  G4QGSBuilder
 30 //
 31 // Author: 28 June 2009 V.Ivanchenko
 32 //
 33 // Modified:
 34 //
 35 //----------------------------------------------------------------------------
 36 //
 37 
 38 #include "G4QGSBuilder.hh"
 39 #include "G4ExcitedStringDecay.hh"
 40 #include "G4QuasiElasticChannel.hh"
 41 #include "G4TheoFSGenerator.hh"
 42 #include "G4GeneratorPrecompoundInterface.hh"
 43 #include "G4QGSMFragmentation.hh"
 44 #include "G4ExcitedStringDecay.hh"
 45 #include "G4BinaryCascade.hh"
 46 #include "G4PreCompoundModel.hh"
 47 #include "G4ExcitationHandler.hh"
 48 #include "G4HadronicParameters.hh"
 49 #include "G4QGSModel.hh"
 50 #include "G4QGSParticipants.hh"
 51 
 52 G4QGSBuilder::G4QGSBuilder(const G4String& aName, G4PreCompoundModel*,
 53          G4bool quasiel) 
 54   : G4VHadronModelBuilder(aName), 
 55     quasielFlag(quasiel)
 56 {}
 57 
 58 G4QGSBuilder::~G4QGSBuilder() 
 59 {}                                     
 60 
 61 G4HadronicInteraction* G4QGSBuilder::BuildModel()
 62 {
 63   G4double theMin = G4HadronicParameters::Instance()->GetMinEnergyTransitionQGS_FTF();
 64   G4double theMax = G4HadronicParameters::Instance()->GetMaxEnergy();
 65   G4TheoFSGenerator* theModel = new G4TheoFSGenerator(GetName());
 66   theModel->SetMinEnergy(theMin);
 67   theModel->SetMaxEnergy(theMax);
 68 
 69   G4QGSModel< G4QGSParticipants >* theStringModel = 
 70     new G4QGSModel< G4QGSParticipants >;
 71   G4ExcitedStringDecay* theStringDecay = 
 72     new G4ExcitedStringDecay(new G4QGSMFragmentation());
 73   theStringModel->SetFragmentationModel(theStringDecay);
 74 
 75   theModel->SetHighEnergyGenerator(theStringModel);
 76   if (quasielFlag)
 77     {
 78       theModel->SetQuasiElasticChannel(new G4QuasiElasticChannel());
 79     } 
 80 
 81   if(GetName() == "QGSB") {
 82     theModel->SetTransport(new G4BinaryCascade());
 83   } else {
 84     theModel->SetTransport(new G4GeneratorPrecompoundInterface());
 85   }
 86 
 87   return theModel;
 88 }
 89 
 90