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// $Id: G4NeutronHPElasticData.hh,v 1.12 2009/11/18 23:16:57 tkoi Exp $
// GEANT4 tag $Name: geant4-09-04-beta-cand-01 $
//
// 080417 Add IsZAApplicable method (return false) by T. Koi
// 080428 Add bool onFlightDB by T. Koi
// 091118 Add Ignore and Enable On Flight Doppler Broadening methods by T. Koi
//
#ifndef G4NeutronHPElasticData_h
#define G4NeutronHPElasticData_h 1

// Class Description
// Cross-section data set for a high precision (based on evaluated data
// libraries) description of neutron elastic scattering below 20 MeV; 
// To be used in your physics list in case you need this physics.
// In this case you want to register an object of this class with 
// the corresponding process.
// Class Description - End

#include "G4VCrossSectionDataSet.hh"
#include "G4DynamicParticle.hh"
#include "G4Element.hh"
#include "G4ParticleDefinition.hh"
#include "G4PhysicsTable.hh"

class G4NeutronHPElasticData : public G4VCrossSectionDataSet
{
   public:
   
   G4NeutronHPElasticData();
   
   ~G4NeutronHPElasticData();
   
   G4bool IsApplicable(const G4DynamicParticle*, const G4Element*);

   public:
      G4bool IsZAApplicable( const G4DynamicParticle* , G4double /*ZZ*/, G4double /*AA*/)
      { return false;}

   G4double GetCrossSection(const G4DynamicParticle*, const G4Element*, G4double aT);

   void BuildPhysicsTable(const G4ParticleDefinition&);

   void DumpPhysicsTable(const G4ParticleDefinition&);

      void IgnoreOnFlightDopplerBroadening(){ onFlightDB = false; };
      void EnableOnFlightDopplerBroadening(){ onFlightDB = true; };
   
   private:
   
   G4PhysicsTable * theCrossSections;
      G4bool onFlightDB;
   
};

#endif
