G4FTFPAntiBarionBuilder.cc

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//---------------------------------------------------------------------------
//
// ClassName:   G4FTFPAntiBarionBuilder
//
// Author: 2011 J. Apostolakis
//
// Modified:
//  2011.02.22  J.Apostolakis - Started from G4FTFPPiKBuilder
//----------------------------------------------------------------------------
//
#include "G4FTFPAntiBarionBuilder.hh"
#include "G4SystemOfUnits.hh"
#include "G4ParticleDefinition.hh"
#include "G4ParticleTable.hh"
#include "G4ProcessManager.hh"
#include "G4ComponentAntiNuclNuclearXS.hh"  // For anti-ions
#include "G4CrossSectionInelastic.hh"
#include "G4CrossSectionDataSetRegistry.hh"
#include "G4HadronicParameters.hh"
 
G4FTFPAntiBarionBuilder::
G4FTFPAntiBarionBuilder(G4bool quasiElastic) 
{
  G4CrossSectionDataSetRegistry* xsreg = G4CrossSectionDataSetRegistry::Instance();
  G4VComponentCrossSection* theAntiNucleonXS =
    xsreg->GetComponentCrossSection("AntiAGlauber");
  if(!theAntiNucleonXS) { theAntiNucleonXS = new G4ComponentAntiNuclNuclearXS(); }
  theAntiNucleonData = new G4CrossSectionInelastic(theAntiNucleonXS);
 
  theMin =   0.0*GeV;
  theMax = G4HadronicParameters::Instance()->GetMaxEnergy();
  theModel = new G4TheoFSGenerator("FTFP");
 
  G4FTFModel* theStringModel = new G4FTFModel();
  theStringModel->SetFragmentationModel(new G4ExcitedStringDecay());
 
  G4GeneratorPrecompoundInterface* theCascade = 
    new G4GeneratorPrecompoundInterface();
 
  theModel->SetHighEnergyGenerator(theStringModel);
  if (quasiElastic) {
     theModel->SetQuasiElasticChannel(new G4QuasiElasticChannel());
  } 
 
  theModel->SetTransport(theCascade);
  theModel->SetMinEnergy(theMin);
  theModel->SetMaxEnergy(theMax);
}
 
G4FTFPAntiBarionBuilder::~G4FTFPAntiBarionBuilder() 
{
}
 
void G4FTFPAntiBarionBuilder::
Build(G4HadronInelasticProcess * aP)
{
  theModel->SetMinEnergy(theMin);
  theModel->SetMaxEnergy(theMax);
  aP->AddDataSet(theAntiNucleonData);
  aP->RegisterMe(theModel);
}