G4NeutronCrossSectionXS.cc

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// $Id: G4NeutronCrossSectionXS.cc 83699 2014-09-10 07:18:25Z gcosmo $
//
//---------------------------------------------------------------------------
//
// ClassName:   G4NeutronCrossSectionXS
//
// Author: 3 June 2010 V. Ivanchenko
//
// Modified:
//
//----------------------------------------------------------------------------
//
// Inelastic and capture cross section from XS database added
// on top of existing Physics List

#include "G4NeutronCrossSectionXS.hh"
#include "G4DataQuestionaire.hh"

#include "G4NeutronInelasticXS.hh"
#include "G4NeutronCaptureXS.hh"

#include "G4ParticleDefinition.hh"
#include "G4HadronicProcess.hh"
#include "G4ProcessManager.hh"
#include "G4ProcessVector.hh"
#include "G4HadronicProcessType.hh"

#include "G4Neutron.hh"
#include "G4CrossSectionDataSetRegistry.hh"
// factory
#include "G4PhysicsConstructorFactory.hh"
//
G4_DECLARE_PHYSCONSTR_FACTORY(G4NeutronCrossSectionXS);


G4NeutronCrossSectionXS::G4NeutronCrossSectionXS(G4int ver) :
  G4VPhysicsConstructor("NeutronXS"), verbose(ver) 
{
  G4DataQuestionaire q(no,no,no,no,no,neutronxs);
}

G4NeutronCrossSectionXS::~G4NeutronCrossSectionXS() 
{}

void G4NeutronCrossSectionXS::ConstructParticle() 
{
  G4Neutron::Neutron();
}

void G4NeutronCrossSectionXS::ConstructProcess() 
{

  G4NeutronInelasticXS* xinel = (G4NeutronInelasticXS*)G4CrossSectionDataSetRegistry::Instance()->GetCrossSectionDataSet(G4NeutronInelasticXS::Default_Name());
    G4NeutronCaptureXS* xcap = (G4NeutronCaptureXS*)G4CrossSectionDataSetRegistry::Instance()->GetCrossSectionDataSet(G4NeutronCaptureXS::Default_Name());

  const G4ParticleDefinition* neutron = G4Neutron::Neutron();
  if(verbose > 1) {
    G4cout << "### G4NeutronCrossSectionXS: use alternative neutron X-sections"
     << G4endl;
  }

  G4ProcessVector* pv = neutron->GetProcessManager()->GetProcessList();
  G4int n = pv->size();
  G4HadronicProcess* had = 0;
  for(G4int i=0; i<n; i++) {
    if(fHadronInelastic == ((*pv)[i])->GetProcessSubType()) {
      had = static_cast<G4HadronicProcess*>((*pv)[i]);
      had->AddDataSet(xinel);
    } else if(fCapture == ((*pv)[i])->GetProcessSubType()) {
      had = static_cast<G4HadronicProcess*>((*pv)[i]);
      had->AddDataSet(xcap);
    }
  }
}