/*

Copyright (C) 1999,2000,2001  Franz Josef Och (RWTH Aachen - Lehrstuhl fuer Informatik VI)

This file is part of GIZA++ ( extension of GIZA ).

This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
USA.

*/
#ifndef collCounts_h_defined
#define collCounts_h_defined
#include "alignment.h"
#include "transpair_model3.h"
#include <map>
#include "MoveSwapMatrix.h"
#include "D4Tables.h"
#include "transpair_model4.h"

class OneMoveSwap
{
public:
  short type;
  short a,b;
  OneMoveSwap(short _type,short _a,short _b)
    : type(_type),a(_a),b(_b)
  {}
  OneMoveSwap()
    : type(0) {}
};

inline bool operator<(const OneMoveSwap&a,const OneMoveSwap&b)
{
  if(a.type<b.type)return 1;
  else if(b.type<a.type)return 0;
  else if(a.a<b.a)return 1;
  else if(b.a<a.a)return 0;
  else return a.b<b.b;
}

inline bool operator==(const OneMoveSwap&a,const OneMoveSwap&b)
{
  return a.type==b.type&&a.a==b.a&&a.b==b.b;
}

inline ostream&operator<<(ostream&out,const OneMoveSwap&o)
{
  return out << '(' << o.type << "," << o.a << "," << o.b << ")";
}

inline ostream &operator<<(ostream &out,const set<OneMoveSwap>&s)
{
  for(set<OneMoveSwap>::const_iterator i=s.begin(); i!=s.end(); ++i)
    cout << *i << ' ';
  return out;
}

bool makeOneMoveSwap(const alignment&a,const alignment&b,set<OneMoveSwap>&oms);

template<class TRANSPAIR,class MODEL>
int collectCountsOverNeighborhood(const Vector<pair<MoveSwapMatrix<TRANSPAIR>*,LogProb> >&smsc,
                                  Vector<WordIndex>&es,
                                  Vector<WordIndex>&fs,tmodel<COUNT,PROB>&tTable,
                                  amodel<COUNT>&aCountTable,amodel<COUNT>&dCountTable,
                                  nmodel<COUNT>&nCountTable,double&p1count,double&p0count,
                                  LogProb&_total,float count,bool addCounts,MODEL*d4Table=0);

#endif