G4QGSBuilder.cc

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//
//---------------------------------------------------------------------------
//
// ClassName:  G4QGSBuilder
//
// Author: 28 June 2009 V.Ivanchenko
//
// Modified:
//
//----------------------------------------------------------------------------
//
 
#include "G4QGSBuilder.hh"
#include "G4ExcitedStringDecay.hh"
#include "G4QuasiElasticChannel.hh"
#include "G4TheoFSGenerator.hh"
#include "G4GeneratorPrecompoundInterface.hh"
#include "G4QGSMFragmentation.hh"
#include "G4ExcitedStringDecay.hh"
#include "G4BinaryCascade.hh"
#include "G4PreCompoundModel.hh"
#include "G4ExcitationHandler.hh"
#include "G4HadronicParameters.hh"
#include "G4QGSModel.hh"
#include "G4QGSParticipants.hh"
 
G4QGSBuilder::G4QGSBuilder(const G4String& aName, G4PreCompoundModel*,
               G4bool quasiel) 
  : G4VHadronModelBuilder(aName), 
    quasielFlag(quasiel)
{}
 
G4QGSBuilder::~G4QGSBuilder() 
{}                                     
 
G4HadronicInteraction* G4QGSBuilder::BuildModel()
{
  G4double theMin = G4HadronicParameters::Instance()->GetMinEnergyTransitionQGS_FTF();
  G4double theMax = G4HadronicParameters::Instance()->GetMaxEnergy();
  G4TheoFSGenerator* theModel = new G4TheoFSGenerator(GetName());
  theModel->SetMinEnergy(theMin);
  theModel->SetMaxEnergy(theMax);
 
  G4QGSModel< G4QGSParticipants >* theStringModel = 
    new G4QGSModel< G4QGSParticipants >;
  G4ExcitedStringDecay* theStringDecay = 
    new G4ExcitedStringDecay(new G4QGSMFragmentation());
  theStringModel->SetFragmentationModel(theStringDecay);
 
  theModel->SetHighEnergyGenerator(theStringModel);
  if (quasielFlag)
    {
      theModel->SetQuasiElasticChannel(new G4QuasiElasticChannel());
    } 
 
  if(GetName() == "QGSB") {
    theModel->SetTransport(new G4BinaryCascade());
  } else {
    theModel->SetTransport(new G4GeneratorPrecompoundInterface());
  }
 
  return theModel;
}