G4QGSCNeutronBuilder.cc

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// $Id$
//
//---------------------------------------------------------------------------
//
// ClassName:   G4QGSCNeutronBuilder
//
// Author: 2002 J.P. Wellisch
//
// Modified:
// 30.03.2009 V.Ivanchenko create cross section by new
//
//----------------------------------------------------------------------------
//
#include "G4QGSCNeutronBuilder.hh"
#include "G4SystemOfUnits.hh"
#include "G4ParticleDefinition.hh"
#include "G4ParticleTable.hh"
#include "G4ProcessManager.hh"
#include "G4NeutronInelasticCrossSection.hh"
 
G4QGSCNeutronBuilder::
G4QGSCNeutronBuilder(G4bool quasiElastic) 
 {
   theMin = 8*GeV;
   theModel = new G4TheoFSGenerator("QGSC");
 
   theStringModel= new G4QGSModel< G4QGSParticipants >;
   theStringDecay = new G4ExcitedStringDecay(new G4QGSMFragmentation);
   theStringModel->SetFragmentationModel(theStringDecay);
 
   theCascade = new G4QStringChipsParticleLevelInterface;
 
   theModel->SetTransport(theCascade);
   theModel->SetHighEnergyGenerator(theStringModel);
   if (quasiElastic)
   {
      theQuasiElastic=new G4QuasiElasticChannel;
      theModel->SetQuasiElasticChannel(theQuasiElastic);
   } else 
   {  theQuasiElastic=0;}  
 }
 
G4QGSCNeutronBuilder::~G4QGSCNeutronBuilder() 
 {
   delete theStringDecay;
   delete theStringModel;
   delete theCascade;
  if ( theQuasiElastic ) delete theQuasiElastic;
   delete theModel;
 }
 
void G4QGSCNeutronBuilder::
Build(G4NeutronInelasticProcess * aP)
 {
   theModel->SetMinEnergy(theMin);
   theModel->SetMaxEnergy(100*TeV);
   aP->RegisterMe(theModel);
   aP->AddDataSet(new G4NeutronInelasticCrossSection);  
 }
 
 // 2002 by J.P. Wellisch