G4NeutronHPAngular.hh

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// $Id$
//
// 070613 fix memory leaking by T. Koi
//
#ifndef G4NeutronHPAngular_h
#define G4NeutronHPAngular_h 1

#include "globals.hh"
#include "G4ios.hh"
#include <fstream>
#include "G4ReactionProduct.hh"
#include "Randomize.hh"
#include "G4NeutronHPLegendreStore.hh"
#include "G4NeutronHPPartial.hh"

class G4NeutronHPAngular
{
    public:
    
  G4NeutronHPAngular()
  {
//TKDB110511
    //theAngularDistributionType = 0;
    //theIsoFlag = false;
    theIsoFlag = true;
// TKDB
      theCoefficients = 0;
      theProbArray = 0;
  } 

  ~G4NeutronHPAngular()
   {
// TKDB
      delete theCoefficients;
      delete theProbArray;
   }
  
  void Init(std::ifstream & aDataFile);
  
  void SampleAndUpdate(G4ReactionProduct & aNeutron);
    
  void SetTarget(const G4ReactionProduct & aTarget) { theTarget = aTarget; }

  void SetNeutron(const G4ReactionProduct & aNeutron) { theNeutron = aNeutron; }

  inline G4double GetTargetMass() { return targetMass; }

  private:
  
  // the type of distribution; currently 
  // isotropic (0), 
  // and legendre representation (1)
  // probability distribution (2)
  // are supported
  
  G4int theAngularDistributionType;
  G4int frameFlag; // 1=Lab, 2=CMS
    
  G4bool theIsoFlag; // isotropic or not?
  
  G4NeutronHPLegendreStore * theCoefficients; // the legendre coefficients

  G4NeutronHPPartial * theProbArray; // the probability array p,costh for energy

  private:
  
  G4double targetMass;

  G4ReactionProduct theTarget;
  G4ReactionProduct theNeutron;

};

#endif

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