G4FTFBuilder.cc

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// $Id$
//
//---------------------------------------------------------------------------
//
// ClassName:  G4FTFBuilder
//
// Author: 28 June 2009 V.Ivanchenko
//
// Modified:
//
//----------------------------------------------------------------------------
//

#include "G4FTFBuilder.hh"
#include "G4FTFModel.hh"
#include "G4ExcitedStringDecay.hh"
#include "G4TheoFSGenerator.hh"
#include "G4QStringChipsParticleLevelInterface.hh"
#include "G4GeneratorPrecompoundInterface.hh"
#include "G4LundStringFragmentation.hh"
#include "G4BinaryCascade.hh"
#include "G4PreCompoundModel.hh"
#include "G4ExcitationHandler.hh"

G4FTFBuilder::G4FTFBuilder(const G4String& aName, G4PreCompoundModel* p) 
  : G4VHadronModelBuilder(aName), 
    fStringModel(0), fStringDecay(0),
    fPreCompound(p),fPrecoInterface(0),fLund(0)
{}

G4FTFBuilder::~G4FTFBuilder() 
{
  delete fStringDecay;
  //delete fPrecoInterface;
  delete fLund;
}                                     

G4HadronicInteraction* G4FTFBuilder::BuildModel()
{
  G4TheoFSGenerator* theFTFModel = new G4TheoFSGenerator(GetName());
  fStringModel  = new G4FTFModel();
  fLund = new G4LundStringFragmentation();
  fStringDecay  = new G4ExcitedStringDecay(fLund);
  fStringModel->SetFragmentationModel(fStringDecay);
  theFTFModel->SetHighEnergyGenerator(fStringModel);

  if(!fPreCompound) {
    //G4ExcitationHandler* handler = new G4ExcitationHandler();
    fPreCompound = new G4PreCompoundModel();
  }

  if(GetName() == "FTFC") {
    theFTFModel->SetTransport(new G4QStringChipsParticleLevelInterface());

  } else if(GetName() == "FTFB") {
    G4BinaryCascade* bic = new G4BinaryCascade(fPreCompound);
    theFTFModel->SetTransport(bic);

  } else {
    fPrecoInterface = new G4GeneratorPrecompoundInterface(fPreCompound);
    theFTFModel->SetTransport(fPrecoInterface);
  }

  return theFTFModel;
}