kisen.cc
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00001 #include "osl/record/kisen.h"
00002 #include "osl/record/csaIOError.h"
00003 #include "osl/pieceStand.h"
00004 #include "osl/misc/iconvConvert.h"
00005 #include <boost/filesystem/convenience.hpp>
00006 #include <boost/foreach.hpp>
00007 #include <iostream>
00008 
00009 namespace osl
00010 {
00011 namespace record
00012 {
00013   Square KisenUtils::convertSquare( int pos ){
00014     assert(1<=pos && pos<=0x51);
00015     int y=((pos-1)/9)+1, x=((pos-1)%9)+1;
00016     return Square(x,y);
00017   }
00018   int KisenUtils::convertSquare(Square pos)
00019   {
00020     return ((pos.y() - 1) * 9 + 1) + pos.x() - 1;
00021   }
00022 
00023   Move KisenUtils::convertMove(SimpleState const& state,int c0,int c1){
00024     Move move;
00025 
00026     if(1<=c1 && c1<=0x51){
00027       Square from=convertSquare(c1),to;
00028       Piece fromPiece=state.pieceOnBoard(from);
00029       if (! fromPiece.isPiece()) 
00030         throw CsaIOError("Square error");
00031       assert(fromPiece.isPiece());
00032       assert(fromPiece.owner()==state.turn() ||
00033              (std::cerr << c1 << "," << from << "," << fromPiece << std::endl,0)
00034              );
00035       bool isPromote=false;
00036       if(1<=c0 && c0<=0x51){
00037         to=convertSquare(c0);
00038       }
00039       else if(0x65<=c0 && c0<=0xb5){
00040         to=convertSquare(c0-0x64);
00041         isPromote=true;
00042       }
00043       else{
00044         throw CsaIOError("c0 range error");
00045       }
00046       Piece toPiece=state.pieceAt(to);
00047       if (! toPiece.isEmpty() && toPiece.owner()!=alt(state.turn()))
00048         throw CsaIOError("inconsintent move (to)");
00049       Ptype ptype=fromPiece.ptype();
00050       if(isPromote)ptype=promote(ptype);
00051       const Ptype captured = toPiece.ptype();
00052       if (captured == KING)
00053         return Move::INVALID();
00054       move=Move(from,to,ptype,captured,isPromote,state.turn());
00055     }
00056     else{
00057       assert(0x65<=c1);
00058       assert(1<=c0&&c0<=0x51);
00059       Square to=convertSquare(c0);
00060       Ptype ptype=PTYPE_EMPTY;
00061       int piece_on_stand = c1;
00062       const Ptype ptypes[]={ROOK,BISHOP,GOLD,SILVER,KNIGHT,LANCE,PAWN};
00063       for(size_t i=0;i<sizeof(ptypes)/sizeof(Ptype);i++){
00064         int count=state.countPiecesOnStand(state.turn(),ptypes[i]);
00065         if(count>0){
00066           if(piece_on_stand>0x64){
00067             piece_on_stand-=count;
00068             if(piece_on_stand<=0x64) ptype=ptypes[i];
00069           }
00070         }
00071       }
00072       assert(ptype!=PTYPE_EMPTY ||
00073              (std::cerr << state << to << " " << c1
00074               << " " << piece_on_stand << std::endl, false));
00075       move=Move(to,ptype,state.turn());
00076     }
00077     if (! state.isValidMove(move,true)) {
00078       std::cerr << "warning: bad move in kisen\n" << state << move << "\n";
00079       return Move();
00080     }
00081     assert(state.isValidMove(move,true) ||
00082            (std::cerr << state << move << std::endl, false));
00083     return move;
00084   }
00085 
00086 
00087   KisenFile::KisenFile(const std::string& fileName) 
00088     :ifs(fileName.c_str()),initialState(HIRATE), fileName(fileName) 
00089   {
00090     if (! ifs)
00091       throw CsaIOError("KisenFile not found");
00092     ifs.seekg(0,std::ios::end);
00093     assert((ifs.tellg() % 512)==0);
00094     numberOfGames=ifs.tellg()/512;
00095   }
00096 
00097   const vector<Move> KisenFile::getMoves(size_t index)
00098   {
00099     assert(index<size());
00100     vector<Move> moves;
00101     //    std::cerr << "Game[" << index << "]" << std::endl;
00102     ifs.seekg(index*512,std::ios::beg);
00103     CArray<unsigned char, 512> cbuf;
00104     ifs.read(reinterpret_cast<char *>(&cbuf[0]),512);
00105     NumEffectState state;
00106     //
00107     Player turn=BLACK;
00108     for(size_t turnCount=0; 
00109         (turnCount*2 < cbuf.size())
00110           && cbuf[turnCount*2]!=0 && cbuf[turnCount*2+1]!=0;
00111         turnCount++, turn=alt(turn)){
00112       if(turnCount==KisenFile::maxMoves || cbuf[  turnCount *2 ] == 0 || cbuf[ turnCount * 2 + 1 ] == 0 ){ break; }
00113       int c0=cbuf[turnCount*2], c1=cbuf[turnCount*2+1];
00114       if (moves.empty() && c0 == 0xff && c1 == 0xff) // komaochi
00115         break;
00116       const Move move=KisenUtils::convertMove(state,c0,c1);
00117       if (move.isInvalid())
00118         break;
00119       moves.push_back(move);
00120       state.makeMove(move);
00121       assert(state.isConsistent( true ) );
00122     }
00123     return moves;
00124   }
00125 #ifndef MINIMAL
00126   const std::string KisenFile::ipxFileName(const std::string& filename) 
00127   {
00128     namespace bf = boost::filesystem;
00129     const bf::path ipxfilename = bf::change_extension(bf::path(filename), ".ipx");
00130     return ipxfilename.file_string();
00131   }
00132 
00133   KisenIpxFile::KisenIpxFile(const std::string& fileName) 
00134     :ifs(fileName.c_str()), file_name(fileName) 
00135   {
00136     if (! ifs)
00137       throw CsaIOError("KisenIpxFile not found");
00138     ifs.seekg(0,std::ios::end);
00139     assert((ifs.tellg() % 256)==0);
00140     numberOfGames=ifs.tellg()/256;
00141   }
00142   const std::string KisenIpxFile::getPlayer(size_t index,Player pl)
00143   {
00144     assert(index<size());
00145     vector<Move> moves;
00146     ifs.seekg(index*256,std::ios::beg);
00147     CArray<unsigned char, 256> cbuf;
00148     ifs.read(reinterpret_cast<char *>(&cbuf[0]),256);
00149     int startIndex=0;
00150     if(pl==WHITE)startIndex=14;
00151     CArray<char,15> buf;
00152     buf[14]='\0';
00153     strncpy(&buf[0],reinterpret_cast<char *>(&cbuf[startIndex]),14);
00154     return std::string(&buf[0]);
00155   }
00156   unsigned int KisenIpxFile::getRating(size_t index,Player pl)
00157   {
00158     assert(index<size());
00159     vector<Move> moves;
00160     ifs.seekg(index*256,std::ios::beg);
00161     CArray<unsigned char, 256> cbuf;
00162     ifs.read(reinterpret_cast<char *>(&cbuf[0]),256);
00163     int startIndex=0324;
00164     if(pl==WHITE)startIndex=0326;
00165     return cbuf[startIndex]+256*cbuf[startIndex+1];
00166   }
00167   unsigned int KisenIpxFile::getResult(size_t index)
00168   {
00169     assert(index<size());
00170     ifs.seekg(index*256,std::ios::beg);
00171     CArray<unsigned char, 256> cbuf;
00172     ifs.read(reinterpret_cast<char *>(&cbuf[0]),256);
00173     return cbuf[64+48+6];
00174   }
00175   const std::string KisenIpxFile::getTitle(size_t index,Player pl)
00176   {
00177     assert(index<size());
00178     vector<Move> moves;
00179     ifs.seekg(index*256,std::ios::beg);
00180     CArray<unsigned char, 256> cbuf;
00181     ifs.read(reinterpret_cast<char *>(&cbuf[0]),256);
00182     int startIndex=28;
00183     if(pl==WHITE)startIndex+=8;
00184     CArray<char,9> buf;
00185     buf[8]='\0';
00186     strncpy(&buf[0],reinterpret_cast<const char*>(&cbuf[startIndex]),8);
00187     return std::string(&buf[0]);
00188   }
00189   boost::gregorian::date KisenIpxFile::getStartDate(size_t index)
00190   {
00191     assert(index<size());
00192     ifs.seekg(index*256,std::ios::beg);
00193     CArray<unsigned char, 256> cbuf;
00194     ifs.read(reinterpret_cast<char *>(&cbuf[0]),256);
00195     const int startIndex=84;
00196     const unsigned int year  = cbuf[startIndex] + 256*cbuf[startIndex+1];
00197     const unsigned int month = cbuf[startIndex+2];
00198     const unsigned int day   = cbuf[startIndex+3];
00199     try {
00200       const boost::gregorian::date d = boost::gregorian::date(year, month, day);
00201       return d;
00202     } catch (std::out_of_range& e) {
00203       std::cerr << e.what() << ": ["
00204         << index << "] " << year << "-" << month << "-" << day << "\n"; 
00205       return boost::gregorian::date(boost::gregorian::not_a_date_time); 
00206     }
00207   }
00208 
00209   KisenPlusFile::KisenPlusFile(const std::string& fileName) 
00210     :ifs(fileName.c_str()),initialState(HIRATE) 
00211   {
00212     if (! ifs)
00213       throw CsaIOError("KisenPlusFile not found");
00214     ifs.seekg(0,std::ios::end);
00215     assert((ifs.tellg() % 2048)==0);
00216     numberOfGames=ifs.tellg()/2048;
00217   }
00218 
00219   const vector<Move> KisenPlusFile::getMoves(size_t index)
00220   {
00221     vector<Move> moves;
00222     vector<int> times;
00223     getMoves(index, moves, times);
00224     return moves;
00225   }
00226 
00227   void KisenPlusFile::getMoves(size_t index,
00228                                vector<Move>& moves, vector<int>& times)
00229   {
00230     assert(index<size());
00231     //    std::cerr << "Game[" << index << "]" << std::endl;
00232     ifs.seekg(index*2048,std::ios::beg);
00233     CArray<unsigned char, 2048> cbuf;
00234     ifs.read(reinterpret_cast<char *>(&cbuf[0]),2048);
00235     NumEffectState state;
00236     for (size_t i = 0; 
00237          i < 2048 && cbuf[i]!=0 && cbuf[i+1]!=0;
00238          i += 8)
00239     {
00240       int c0 = cbuf[i];
00241       int c1 = cbuf[i + 1];
00242       bool is_promote = false;
00243       Move move;
00244 
00245       if (c0 > 100)
00246       {
00247         is_promote = true;
00248         c0 = 256 - c0;
00249       }
00250 
00251       Square to(c0 % 10, c0 / 10);
00252 
00253       if (c1 < 10)
00254       {
00255         // drop
00256         move = Move(to,
00257                     PieceStand::order[c1 - 1],
00258                     state.turn());
00259       }
00260       else
00261       {
00262         Square from(c1 % 10, c1 / 10);
00263         Ptype type = state.pieceAt(from).ptype();
00264         if (is_promote)
00265           type = promote(type);
00266         move = Move(from, to,
00267                     type, state.pieceAt(to).ptype(),
00268                     is_promote, state.turn());
00269       }
00270       moves.push_back(move);
00271       times.push_back(cbuf[i + 7] * 60 + cbuf[i + 6]);
00272       state.makeMove(move);
00273       assert(state.isConsistent( true ) );
00274     }
00275   }
00276 #endif
00277 } // namespace record
00278 } // namespace osl
00279 
00280 osl::record::
00281 KisenFile::~KisenFile()
00282 {
00283 }
00284 #ifndef MINIMAL
00285 osl::record::
00286 KisenIpxFile::~KisenIpxFile()
00287 {
00288 }
00289 
00290 void osl::record::
00291 OKisenStream::save(const SimpleState& src, const vector<Move> &moves)
00292 {
00293   if (!(src == SimpleState(HIRATE)))
00294   {
00295     std::cerr << "Can not save non-HIRATE record" << std::endl;
00296     return;
00297   }
00298   NumEffectState state;
00299   const int max_length = std::min(256, static_cast<int>(moves.size()));
00300   for (int i = 0; i < max_length; ++i)
00301   {
00302     const Move move = moves[i];
00303     if (!move.isDrop())
00304     {
00305       int from = KisenUtils::convertSquare(move.from());
00306       int to = KisenUtils::convertSquare(move.to());
00307       if (move.isPromotion())
00308       {
00309         to += 100;
00310       }
00311       os << static_cast<char>(to) << static_cast<char>(from);
00312     }
00313     else
00314     {
00315       int to = KisenUtils::convertSquare(move.to());
00316       int count = 1;
00317       BOOST_FOREACH(Ptype ptype, PieceStand::order)
00318       {
00319         if (ptype == move.ptype())
00320         {
00321           break;
00322         }
00323         count += state.countPiecesOnStand(move.player(), ptype);
00324       }
00325       count += 100;
00326       os << static_cast<char>(to) << static_cast<char>(count);
00327     }
00328     state.makeMove(moves[i]);
00329   }
00330   for (int i = max_length; i < 256; ++i)
00331   {
00332     os << '\0' << '\0';
00333   }
00334 }
00335 
00336 void osl::record::
00337 OKisenStream::save(Record *record)
00338 {
00339   vector<Move> moves;
00340   vector<int> time;
00341   record->getMoves(moves, time);
00342   SimpleState state = record->getInitialState();
00343   save(state, moves);
00344 }
00345 
00346 void osl::record::
00347 KisenIpxWriter::writeString(const std::string &name, size_t length)
00348 {
00349   for (size_t i = 0; i < length; ++i)
00350   {
00351     if (i < name.length())
00352     {
00353       os << name[i];
00354     }
00355     else
00356     {
00357       os << '\0';
00358     }
00359   }
00360 }
00361 
00362 void osl::record::
00363 KisenIpxWriter::writeRating(int rating)
00364 {
00365   int high = rating / 256;
00366   int low = rating % 256;
00367   os << static_cast<char>(low) << static_cast<char>(high);
00368 }
00369 
00370 void osl::record::
00371 KisenIpxWriter::writeStartDate(int year, int month, int day, int hour, int min)
00372 {
00373   const int high_year = year / 256;
00374   const int low_year  = year % 256;
00375   os << static_cast<char>(low_year)
00376      << static_cast<char>(high_year)
00377      << static_cast<char>(month)
00378      << static_cast<char>(day)
00379      << static_cast<char>(hour)
00380      << static_cast<char>(min);
00381 }
00382 
00383 void osl::record::
00384 KisenIpxWriter::save(const Record &record,
00385                      int black_rating, int white_rating,
00386                      const std::string &black_title,
00387                      const std::string &white_title)
00388 {
00389   // total 256 bytes
00390   // Player name: 14 bytes each
00391 #ifndef _WIN32
00392   writeString(misc::IconvConvert::convert("EUC-JP", "SJIS", record.getPlayer(BLACK)), 14);
00393   writeString(misc::IconvConvert::convert("EUC-JP", "SJIS", record.getPlayer(WHITE)), 14);
00394 #endif
00395   writeString(black_title, 8);
00396   writeString(white_title, 8);
00397   for (int i = 44; i < 84; ++i)
00398   {
00399     os << '\0';
00400   }
00401   const boost::gregorian::date start_date = record.getDate();
00402   if (!start_date.is_special()) {
00403     // time is fixed with 9am
00404     writeStartDate(start_date.year(), start_date.month(), start_date.day(), 9, 0);
00405   } else {
00406     for (int i = 84; i < 90; ++i)
00407     {
00408       os << '\0';
00409     }
00410   }
00411   for (int i = 90; i < 118; ++i)
00412   {
00413     os << '\0';
00414   }
00415   vector<Move> moves;
00416   vector<int> time;
00417   record.getMoves(moves, time);
00418   // TODO: sennichite, jishogi
00419   if (moves.size() <= 256)
00420   {
00421     if (moves.size() % 2 == 0)
00422       os << static_cast<char>(KisenIpxFile::WHITE_WIN);
00423     else
00424       os << static_cast<char>(KisenIpxFile::BLACK_WIN);
00425   }
00426   else
00427   {
00428     if (moves.size() % 2 == 0)
00429       os << static_cast<char>(KisenIpxFile::WHITE_WIN_256);
00430     else
00431       os << static_cast<char>(KisenIpxFile::BLACK_WIN_256);
00432   }
00433   for (int i = 119; i < 212; ++i)
00434   {
00435     os << '\0';
00436   }
00437   writeRating(black_rating);
00438   writeRating(white_rating);
00439   for (int i = 216; i < 256; ++i)
00440   {
00441     os << '\0';
00442   }
00443 }
00444 #endif
00445 // ;;; Local Variables:
00446 // ;;; mode:c++
00447 // ;;; c-basic-offset:2
00448 // ;;; End:
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