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// $Id: G4NeutronHPInelasticCompFS.hh,v 1.14 2010-04-06 19:06:11 tkoi Exp $
// GEANT4 tag $Name: not supported by cvs2svn $
//
#ifndef G4NeutronHPInelasticCompFS_h
#define G4NeutronHPInelasticCompFS_h 1

#include "globals.hh"
#include "G4HadProjectile.hh"
#include "G4HadFinalState.hh"
#include "G4NeutronHPFinalState.hh"
#include "G4NeutronHPAngular.hh"
#include "G4NeutronHPEnergyDistribution.hh"
#include "G4NeutronHPEnAngCorrelation.hh"
#include "G4NeutronHPPhotonDist.hh"
#include "G4NeutronHPDeExGammas.hh"

class G4NeutronHPInelasticCompFS : public G4NeutronHPFinalState
{
  public:
  
  G4NeutronHPInelasticCompFS()
  {

    QI.resize(51);
    LR.resize(51);
    for(G4int i=0; i<51; i++)
    {
      hasXsec = true; 
      theXsection[i] = 0;
      theEnergyDistribution[i] = 0;
      theAngularDistribution[i] = 0;
      theEnergyAngData[i] = 0;
      theFinalStatePhotons[i] = 0;
      QI[i]=0.0;
      LR[i]=0;
    }

  }
  virtual ~G4NeutronHPInelasticCompFS()
  {
    for(G4int i=0; i<51; i++)
    {
      if(theXsection[i] != 0) delete theXsection[i];
      if(theEnergyDistribution[i] != 0) delete theEnergyDistribution[i];
      if(theAngularDistribution[i] != 0) delete theAngularDistribution[i];
      if(theEnergyAngData[i] != 0) delete theEnergyAngData[i];
      if(theFinalStatePhotons[i] != 0) delete theFinalStatePhotons[i];
    }
  }
  void Init (G4double A, G4double Z, G4int M, G4String & dirName, G4String & aSFType);
  void InitGammas(G4double AR, G4double ZR);
  virtual G4HadFinalState * ApplyYourself(const G4HadProjectile & theTrack) = 0;
  virtual G4NeutronHPFinalState * New() = 0;
  virtual G4double GetXsec(G4double anEnergy)
  {
    return std::max(0., theXsection[50]->GetY(anEnergy));
  }
  virtual G4NeutronHPVector * GetXsec() { return theXsection[50]; }
  G4int SelectExitChannel(G4double eKinetic);
  void CompositeApply(const G4HadProjectile & theTrack, G4ParticleDefinition * aHadron);
  inline void InitDistributionInitialState(G4ReactionProduct & aNeutron, 
                                           G4ReactionProduct & aTarget, 
                                           G4int it)
  {
    if(theAngularDistribution[it]!=0) 
    {
      theAngularDistribution[it]->SetTarget(aTarget);
      theAngularDistribution[it]->SetNeutron(aNeutron);
    }
    if(theEnergyAngData[it]!=0)
    {
      theEnergyAngData[it]->SetTarget(aTarget);
      theEnergyAngData[it]->SetNeutron(aNeutron);
    }
  }
  
  protected:
  
  G4NeutronHPVector * theXsection[51];
  G4NeutronHPEnergyDistribution * theEnergyDistribution[51];
  G4NeutronHPAngular * theAngularDistribution[51];
  G4NeutronHPEnAngCorrelation * theEnergyAngData[51];
  
  G4NeutronHPPhotonDist * theFinalStatePhotons[51];
  
  G4NeutronHPDeExGammas theGammas;
  G4String gammaPath;
  
  G4double theCurrentA;
  G4double theCurrentZ;

   protected:
      std::vector < G4double >  QI;
      std::vector <G4int > LR;

   private:
      //                       proj                 targ                 had                  mu of had   
      void two_body_reaction ( G4DynamicParticle* , G4DynamicParticle* , G4DynamicParticle* , G4double mu ); 

};
#endif