//
// ********************************************************************
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//
#ifndef G4GeneralNNCollision_h
#define G4GeneralNNCollision_h

#include "G4CollisionComposite.hh"
#include "G4Proton.hh"
#include "G4Neutron.hh"
#include "G4HadParticleCodes.hh"
#include "G4Pair.hh"

class G4GeneralNNCollision : public G4CollisionComposite
{
  public:

  G4bool 
  IsInCharge(const G4KineticTrack& trk1, const G4KineticTrack& trk2) const
  {
    G4bool result = false;
    G4ParticleDefinition * aD = trk1.GetDefinition();
    G4ParticleDefinition * bD = trk2.GetDefinition();
    if(  (aD==G4Proton::Proton() || aD == G4Neutron::Neutron())
       &&(bD==G4Proton::Proton() || bD == G4Neutron::Neutron()) ) result = true;
    return result;
  }
  
  protected:

  template <int dm, int d0, int dp, int dpp, class channelType> 
  struct MakeNNToNDelta {
  static void Make(G4CollisionComposite * aC)
  {
    typedef INT4<channelType, NeutronPC, NeutronPC, NeutronPC, d0>  theC1;
    typedef INT4<channelType, NeutronPC, NeutronPC, ProtonPC,  dm>  theC2;
    typedef INT4<channelType, NeutronPC, ProtonPC,  ProtonPC,  d0>  theC3;
    typedef INT4<channelType, NeutronPC, ProtonPC,  NeutronPC, dp>  theC4;
    typedef INT4<channelType, ProtonPC,  ProtonPC,  NeutronPC, dpp> theC5;
    typedef INT4<channelType, ProtonPC,  ProtonPC,  ProtonPC,  dp>  theC6;
    typedef GROUP6(theC1, theC2, theC3, theC4, theC5, theC6) theChannels;
    G4CollisionComposite::Resolve aR;
    G4ForEach<theChannels>::Apply(&aR, aC); 
  }};

  template <int Np, int Nn, class channelType> 
  struct MakeNNToNNStar{
  static void Make(G4CollisionComposite * aC)
  {
    typedef INT4<channelType, NeutronPC, NeutronPC, NeutronPC, Nn>  theC1;
    typedef INT4<channelType, ProtonPC,  ProtonPC,  ProtonPC,  Np>  theC2;
    typedef INT4<channelType, NeutronPC, ProtonPC,  NeutronPC, Np>  theC3;
    typedef INT4<channelType, NeutronPC, ProtonPC,  ProtonPC,  Nn>  theC4;
    typedef GROUP4(theC1, theC2, theC3, theC4) theChannels;
    G4CollisionComposite::Resolve aR;
    G4ForEach<theChannels>::Apply(&aR, aC); 
  }};
  
  template <class channelType, int Np, int Nn> 
  struct MakeNNStarToNN{
  static void Make(G4CollisionComposite * aC)
  {
    typedef INT4<channelType, Nn, NeutronPC, NeutronPC, NeutronPC>  theC1;
    typedef INT4<channelType, Np, ProtonPC,  ProtonPC,  ProtonPC>   theC2;
    typedef INT4<channelType, Np, NeutronPC, NeutronPC, ProtonPC>   theC3;
    typedef INT4<channelType, Nn, ProtonPC, NeutronPC, ProtonPC>    theC4;
    typedef GROUP4(theC1, theC2, theC3, theC4) theChannels;
    G4CollisionComposite::Resolve aR;
    G4ForEach<theChannels>::Apply(&aR, aC); 
  }};
  
  template <int Np, class channelType, int Nn> 
  struct MakeNNToDeltaNstar{
  static void Make(G4CollisionComposite * aC)
  {
    typedef INT4<channelType, NeutronPC, NeutronPC, D1232::D0,  Nn>  theC1;
    typedef INT4<channelType, NeutronPC, NeutronPC, D1232::Dm,  Np>  theC2;
    typedef INT4<channelType, ProtonPC,  ProtonPC,  D1232::Dp,  Np>  theC3;
    typedef INT4<channelType, ProtonPC,  ProtonPC,  D1232::Dpp, Nn>  theC4;
    typedef INT4<channelType, NeutronPC, ProtonPC,  D1232::D0,  Np>  theC5;
    typedef INT4<channelType, NeutronPC, ProtonPC,  D1232::Dp,  Nn>  theC6;
    typedef GROUP6(theC1, theC2, theC3, theC4, theC5, theC6) theChannels;
    G4CollisionComposite::Resolve aR;
    G4ForEach<theChannels>::Apply(&aR, aC); 
  }};
  
  template <int dm, int d0, int dp, int dpp, class channelType> 
  struct MakeNNToDeltaDelta{
  static void Make(G4CollisionComposite * aC)
  {
    typedef INT4<channelType, NeutronPC, NeutronPC, DeltamPC, dp>  theC1;
    typedef INT4<channelType, NeutronPC, NeutronPC, Delta0PC, d0>  theC2;
    typedef INT4<channelType, NeutronPC, NeutronPC, DeltapPC, dm>  theC3;
    typedef INT4<channelType, NeutronPC, ProtonPC, DeltapPC, d0>  theC4;
    typedef INT4<channelType, NeutronPC, ProtonPC, Delta0PC, dp>  theC5;
    typedef INT4<channelType, NeutronPC, ProtonPC, DeltamPC, dpp>  theC6;
    typedef INT4<channelType, NeutronPC, ProtonPC, DeltappPC, dm>  theC7;
    typedef INT4<channelType, ProtonPC, ProtonPC, Delta0PC, dpp>  theC8;
    typedef INT4<channelType, ProtonPC, ProtonPC, DeltapPC, dp>  theC9;
    typedef INT4<channelType, ProtonPC, ProtonPC, DeltappPC, d0>  theC10;
    typedef GROUP10(theC1, theC2, theC3, theC4, theC5, theC6, theC7, theC8, theC9, theC10) theChannels;
    G4CollisionComposite::Resolve aR;
    G4ForEach<theChannels>::Apply(&aR, aC); 
  }};
};

#endif