G4FTFBinaryPiKBuilder.cc

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//
//---------------------------------------------------------------------------
//
// ClassName:   G4FTFBinaryPiKBuilder
//
// Author: 2008 G.Folger
//
// Modified:
// 18.11.2010 G.Folger, use G4CrossSectionPairGG for relativistic rise of cross
//             section at high energies.
// 30.03.2009 V.Ivanchenko create cross section by new
// 12.04.2017 A.Dotti move to new design with base class
//
//----------------------------------------------------------------------------
//
#include "G4FTFBinaryPiKBuilder.hh"
#include "G4SystemOfUnits.hh"
#include "G4ParticleDefinition.hh"
#include "G4ParticleTable.hh"
#include "G4ProcessManager.hh"
#include "G4BGGPionInelasticXS.hh"
#include "G4HadronicParameters.hh"
 
 
G4FTFBinaryPiKBuilder::
G4FTFBinaryPiKBuilder(G4bool quasiElastic) 
{
  theMin = G4HadronicParameters::Instance()->GetMinEnergyTransitionFTF_Cascade();
  theModel = new G4TheoFSGenerator("FTFB");
 
  G4FTFModel* theStringModel = new G4FTFModel;
  theStringModel->SetFragmentationModel(new G4ExcitedStringDecay());
 
  G4BinaryCascade* theCascade = new G4BinaryCascade;
  theModel->SetTransport(theCascade);
 
  theModel->SetHighEnergyGenerator(theStringModel);
  theModel->SetMinEnergy(theMin);
 
  if (quasiElastic) {
     theModel->SetQuasiElasticChannel(new G4QuasiElasticChannel());
  } 
  theModel->SetMaxEnergy( G4HadronicParameters::Instance()->GetMaxEnergy() );
}
 
G4FTFBinaryPiKBuilder:: ~G4FTFBinaryPiKBuilder() 
{
}
 
void G4FTFBinaryPiKBuilder::
Build(G4HadronInelasticProcess * aP)
{
  theModel->SetMinEnergy(theMin);
  if ( aP->GetParticleDefinition() == G4PionPlus::Definition() ) { 
    aP->AddDataSet( new G4BGGPionInelasticXS( G4PionPlus::Definition() ) );
  } else if ( aP->GetParticleDefinition() == G4PionMinus::Definition() ) { 
    aP->AddDataSet( new G4BGGPionInelasticXS( G4PionMinus::Definition() ) );
  }  
  aP->RegisterMe(theModel);
}