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// $Id: G4NeutronHPContEnergyAngular.hh,v 1.12 2008/07/21 23:26:29 tkoi Exp $
// GEANT4 tag $Name: geant4-09-03-cand-01 $
//
// 080721 Add ClearHistories() method by T. Koi
//
#ifndef G4NeutronHPContEnergyAngular_h
#define G4NeutronHPContEnergyAngular_h 1

#include "G4ios.hh"
#include <fstream>
#include "globals.hh"
#include "G4VNeutronHPEnergyAngular.hh"
#include "G4NeutronHPContAngularPar.hh"
#include "G4InterpolationManager.hh"

// we will need one of these per product.

class G4NeutronHPContEnergyAngular : public G4VNeutronHPEnergyAngular
{
  public:
  
  G4NeutronHPContEnergyAngular()
  {
    theAngular = 0;
    currentMeanEnergy = -2;
  }
  
  ~G4NeutronHPContEnergyAngular()
  {
    if(theAngular!=0) delete [] theAngular;
  }
  
  public:
  
  void Init(std::ifstream & aDataFile)
  {
    aDataFile >> theTargetCode >> theAngularRep >> theInterpolation >> nEnergy;
    theAngular = new G4NeutronHPContAngularPar[nEnergy];
    theManager.Init(aDataFile);
    for(G4int i=0; i<nEnergy; i++)
    {
      theAngular[i].Init(aDataFile);
      theAngular[i].SetInterpolation(theInterpolation);
    }
  }
G4double MeanEnergyOfThisInteraction();
G4ReactionProduct * Sample(G4double anEnergy, G4double massCode, G4double mass);
  
  private:
  
  G4double theTargetCode;
  G4int theAngularRep;
  G4int nEnergy;
  
  G4int theInterpolation;

  G4InterpolationManager theManager; // knows the interpolation between stores
  G4NeutronHPContAngularPar * theAngular;
  
  G4double currentMeanEnergy;

   public:
      void ClearHistories(); 
  
};
#endif