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Geant4/physics_lists/builders/src/G4QGSPProtonBuilder.cc

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 25 //
 26 //
 27 //---------------------------------------------------------------------------
 28 //
 29 // ClassName:   G4QGSPProtonBuilder
 30 //
 31 // Author: 2002 J.P. Wellisch
 32 //
 33 // Modified:
 34 // 17.11.2010 G.Folger, use G4CrossSectionPairGG for relativistic rise of cross
 35 //             section at high energies.
 36 // 30.03.2009 V.Ivanchenko create cross section by new
 37 // 12.04.2017 A.Dotti move to new design with base class
 38 //
 39 //----------------------------------------------------------------------------
 40 //
 41 #include "G4QGSPProtonBuilder.hh"
 42 #include "G4SystemOfUnits.hh"
 43 #include "G4ParticleDefinition.hh"
 44 #include "G4ParticleTable.hh"
 45 #include "G4ProcessManager.hh"
 46 #include "G4BGGNucleonInelasticXS.hh"
 47 #include "G4HadronicParameters.hh"
 48 
 49 G4QGSPProtonBuilder::
 50 G4QGSPProtonBuilder(G4bool quasiElastic) 
 51  {
 52    theMin = G4HadronicParameters::Instance()->GetMinEnergyTransitionQGS_FTF();
 53    theModel = new G4TheoFSGenerator("QGSP");
 54 
 55    G4QGSModel< G4QGSParticipants >* theStringModel = 
 56      new G4QGSModel< G4QGSParticipants >;
 57    G4ExcitedStringDecay* theStringDecay = 
 58      new G4ExcitedStringDecay(new G4QGSMFragmentation);
 59    theStringModel->SetFragmentationModel(theStringDecay);
 60 
 61    G4GeneratorPrecompoundInterface* theCascade = 
 62      new G4GeneratorPrecompoundInterface();
 63 
 64    theModel->SetTransport(theCascade);
 65    theModel->SetHighEnergyGenerator(theStringModel);
 66    if (quasiElastic)
 67    {
 68      theModel->SetQuasiElasticChannel(new G4QuasiElasticChannel());
 69    } 
 70  }
 71 
 72 void G4QGSPProtonBuilder::
 73 Build(G4HadronInelasticProcess * aP)
 74  {
 75    aP->AddDataSet(new G4BGGNucleonInelasticXS(G4Proton::Proton()));
 76    theModel->SetMinEnergy(theMin);
 77    theModel->SetMaxEnergy( G4HadronicParameters::Instance()->GetMaxEnergy() );
 78    aP->RegisterMe(theModel);
 79  }
 80 
 81 G4QGSPProtonBuilder::~G4QGSPProtonBuilder() 
 82  {
 83  }
 84 
 85