}\r
\r
char pieceToChar[] = {\r
- 'P', 'N', 'B', 'R', 'Q', 'F', \r
- 'W', 'E', 'M', 'O', 'U', 'H', 'A', 'C', 'G', 'S',\r
- 'K', 'p', 'n', 'b', 'r', 'q', 'f', \r
- 'w', 'e', 'm', 'o', 'u', 'h', 'a', 'c', 'g', 's',\r
- 'k', 'x'\r
- };\r
+ 'P', 'N', 'B', 'R', 'Q', 'F', 'E', 'A', 'C', 'W', 'M', \r
+ 'O', 'H', 'I', 'J', 'G', 'D', 'V', 'S', 'L', 'U', 'K',\r
+ 'p', 'n', 'b', 'r', 'q', 'f', 'e', 'a', 'c', 'w', 'm', \r
+ 'o', 'h', 'i', 'j', 'g', 'd', 'v', 's', 'l', 'u', 'k', \r
+ 'x' };\r
\r
char PieceToChar(p)\r
ChessSquare p;\r
return pieceToChar[(int) p];\r
}\r
\r
-int PieceToNumber(p)\r
+int PieceToNumber(p) /* [HGM] holdings: count piece type, ignoring non-participating piece types */\r
ChessSquare p;\r
{\r
int i=0;\r
m++;\r
\r
/* Capablanca Archbishop continues as Knight */\r
- case WhiteCardinal:\r
- case BlackCardinal:\r
+ case WhiteAngel:\r
+ case BlackAngel:\r
m++;\r
\r
/* Shogi Bishops are ordinary Bishops */\r
break;\r
\r
/* Shogi Dragon King has to continue as Ferz after Rook moves */\r
- case SHOGI WhiteMarshall:\r
- case SHOGI BlackMarshall:\r
+ case SHOGI WhiteDragon:\r
+ case SHOGI BlackDragon:\r
m++;\r
\r
/* Capablanca Chancellor sets flag to continue as Knight */\r
for (fs = -1; fs <= 1; fs += 2) {\r
rt = rf + rs;\r
ft = ff + fs;\r
- if (rt < 0 || rt >= BOARD_HEIGHT || ft < BOARD_LEFT || ft >= BOARD_RGHT) break;\r
+ if (rt < 0 || rt >= BOARD_HEIGHT || ft < BOARD_LEFT || ft >= BOARD_RGHT) continue;\r
if (!SameColor(board[rf][ff], board[rt][ft]) &&\r
(gameInfo.variant != VariantXiangqi || InPalace(rt, ft) ) )\r
callback(board, flags, NormalMove,\r
rf, ff, rt, ft, closure);\r
}\r
break;\r
+\r
+ case WhiteNightrider:\r
+ case BlackNightrider:\r
+ for (i = -1; i <= 1; i += 2)\r
+ for (j = -1; j <= 1; j += 2)\r
+ for (s = 1; s <= 2; s++) { int k;\r
+ for(k=1;; k++) {\r
+ rt = rf + k*i*s;\r
+ ft = ff + k*j*(3-s);\r
+ if (rt < 0 || rt >= BOARD_HEIGHT || ft < BOARD_LEFT || ft >= BOARD_RGHT) break;\r
+ if (SameColor(board[rf][ff], board[rt][ft])) break;\r
+ callback(board, flags, NormalMove,\r
+ rf, ff, rt, ft, closure);\r
+ if (board[rt][ft] != EmptySquare) break;\r
+ }\r
+ }\r
+ break;\r
+\r
}\r
}\r
}\r
VOIDSTAR closure;\r
{\r
GenLegalClosure cl;\r
- int ff, ft;\r
+ int ff, ft, k, left, right;\r
int ignoreCheck = (flags & F_IGNORE_CHECK) != 0;\r
+ ChessSquare wKing = WhiteKing, bKing = BlackKing;\r
\r
cl.cb = callback;\r
cl.cl = closure;\r
CheckTest(board, flags, -1, -1, -1, -1, FALSE)) return TRUE;\r
\r
/* Generate castling moves */\r
+ if(gameInfo.variant == VariantKnightmate) { /* [HGM] Knightmate */\r
+ wKing = WhiteUnicorn; bKing = BlackUnicorn;\r
+ }\r
+\r
for (ff = BOARD_WIDTH>>1; ff >= (BOARD_WIDTH-1)>>1; ff-- /*ics wild 1*/) {\r
if ((flags & F_WHITE_ON_MOVE) &&\r
(flags & F_WHITE_KCASTLE_OK) &&\r
- board[0][ff] == WhiteKing &&\r
+ board[0][ff] == wKing &&\r
board[0][ff + 1] == EmptySquare &&\r
board[0][ff + 2] == EmptySquare &&\r
board[0][BOARD_RGHT-3] == EmptySquare &&\r
}\r
if ((flags & F_WHITE_ON_MOVE) &&\r
(flags & F_WHITE_QCASTLE_OK) &&\r
- board[0][ff] == WhiteKing &&\r
+ board[0][ff] == wKing &&\r
board[0][ff - 1] == EmptySquare &&\r
board[0][ff - 2] == EmptySquare &&\r
board[0][BOARD_LEFT+2] == EmptySquare &&\r
}\r
if (!(flags & F_WHITE_ON_MOVE) &&\r
(flags & F_BLACK_KCASTLE_OK) &&\r
- board[BOARD_HEIGHT-1][ff] == BlackKing &&\r
+ board[BOARD_HEIGHT-1][ff] == bKing &&\r
board[BOARD_HEIGHT-1][ff + 1] == EmptySquare &&\r
board[BOARD_HEIGHT-1][ff + 2] == EmptySquare &&\r
board[BOARD_HEIGHT-1][BOARD_RGHT-3] == EmptySquare &&\r
}\r
if (!(flags & F_WHITE_ON_MOVE) &&\r
(flags & F_BLACK_QCASTLE_OK) &&\r
- board[BOARD_HEIGHT-1][ff] == BlackKing &&\r
+ board[BOARD_HEIGHT-1][ff] == bKing &&\r
board[BOARD_HEIGHT-1][ff - 1] == EmptySquare &&\r
board[BOARD_HEIGHT-1][ff - 2] == EmptySquare &&\r
board[BOARD_HEIGHT-1][BOARD_LEFT+2] == EmptySquare &&\r
(ignoreCheck ||\r
(!CheckTest(board, flags, BOARD_HEIGHT-1, ff, BOARD_HEIGHT-1, ff - 1, FALSE) &&\r
!CheckTest(board, flags, BOARD_HEIGHT-1, ff, BOARD_HEIGHT-1, BOARD_LEFT+3, FALSE) &&\r
- !CheckTest(board, flags, BOARD_HEIGHT-1, ff, BOARD_HEIGHT-1, ff - 1, FALSE)))) {\r
+ !CheckTest(board, flags, BOARD_HEIGHT-1, ff, BOARD_HEIGHT-1, ff - 2, FALSE)))) {\r
\r
callback(board, flags,\r
ff==BOARD_WIDTH>>1 ? BlackQueenSideCastle : BlackQueenSideCastleWild,\r
}\r
}\r
\r
- /* PUSH Fabien */\r
+ if(gameInfo.variant == VariantFischeRandom) {\r
\r
/* generate all potential FRC castling moves (KxR), ignoring flags */\r
- /* [HGM] Tord! Help requested! */\r
-\r
- if ((flags & F_WHITE_ON_MOVE) != 0) {\r
+ /* [HGM] test if the Rooks we find have castling rights */\r
\r
- for (ff = BOARD_LEFT+1; ff < BOARD_RGHT-1; ff++) {\r
- if (board[0][ff] == WhiteKing) {\r
- for (ft = BOARD_LEFT+0; ft < BOARD_RGHT; ft++) {\r
- if (board[0][ft] == WhiteRook) {\r
- callback(board, flags, \r
- (ft > ff) ? WhiteHSideCastleFR : WhiteASideCastleFR,\r
- 0, ff, 0, ft, closure);\r
- }\r
- }\r
- }\r
- }\r
\r
+ if ((flags & F_WHITE_ON_MOVE) != 0) {\r
+ ff = castlingRights[2]; /* King file if we have any rights */\r
+ if(ff > 0) {\r
+ if (appData.debugMode) {\r
+ fprintf(debugFP, "FRC castling, %d %d %d %d %d %d\n",\r
+ castlingRights[0],castlingRights[1],ff,castlingRights[3],castlingRights[4],castlingRights[5]);\r
+ }\r
+ ft = castlingRights[0]; /* Rook file if we have H-side rights */\r
+ left = ff+1;\r
+ right = BOARD_RGHT-2;\r
+ if(ff == BOARD_RGHT-2) left = right = ff-1; /* special case */\r
+ for(k=left; k<=right && ft >= 0; k++) /* first test if blocked */\r
+ if(k != ft && board[0][k] != EmptySquare) ft = -1;\r
+ for(k=left; k<right && ft >= 0; k++) /* then if not checked */\r
+ if(!ignoreCheck && CheckTest(board, flags, 0, ff, 0, k, FALSE)) ft = -1;\r
+ if(ft >= 0)\r
+ callback(board, flags, WhiteHSideCastleFR, 0, ff, 0, ft, closure);\r
+\r
+ ft = castlingRights[1]; /* Rook file if we have A-side rights */\r
+ left = BOARD_LEFT+2;\r
+ right = ff-1;\r
+ if(ff <= BOARD_LEFT+2) { left = ff+1; right = BOARD_LEFT+3; }\r
+ for(k=left; k<=right && ft >= 0; k++) /* first test if blocked */\r
+ if(k != ft && board[0][k] != EmptySquare) ft = -1;\r
+ if(ff > BOARD_LEFT+2) \r
+ for(k=left+1; k<=right && ft >= 0; k++) /* then if not checked */\r
+ if(!ignoreCheck && CheckTest(board, flags, 0, ff, 0, k, FALSE)) ft = -1;\r
+\r
+ if(ft >= 0)\r
+ callback(board, flags, WhiteASideCastleFR, 0, ff, 0, ft, closure);\r
+ }\r
} else {\r
-\r
- for (ff = BOARD_LEFT+1; ff < BOARD_RGHT-1; ff++) {\r
- if (board[BOARD_HEIGHT-1][ff] == BlackKing) {\r
- for (ft = BOARD_LEFT+0; ft < BOARD_RGHT; ft++) {\r
- if (board[BOARD_HEIGHT-1][ft] == BlackRook) {\r
- callback(board, flags, \r
- (ft > ff) ? BlackHSideCastleFR : BlackASideCastleFR,\r
- BOARD_HEIGHT-1, ff, BOARD_HEIGHT-1, ft, closure);\r
- }\r
- }\r
- }\r
- }\r
+ ff = castlingRights[5]; /* King file if we have any rights */\r
+ if(ff > 0) {\r
+ ft = castlingRights[3]; /* Rook file if we have H-side rights */\r
+ left = ff+1;\r
+ right = BOARD_RGHT-2;\r
+ if(ff == BOARD_RGHT-2) left = right = ff-1; /* special case */\r
+ for(k=left; k<=right && ft >= 0; k++) /* first test if blocked */\r
+ if(k != ft && board[BOARD_HEIGHT-1][k] != EmptySquare) ft = -1;\r
+ for(k=left; k<right && ft >= 0; k++) /* then if not checked */\r
+ if(!ignoreCheck && CheckTest(board, flags, BOARD_HEIGHT-1, ff, BOARD_HEIGHT-1, k, FALSE)) ft = -1;\r
+ if(ft >= 0)\r
+ callback(board, flags, BlackHSideCastleFR, BOARD_HEIGHT-1, ff, BOARD_HEIGHT-1, ft, closure);\r
+\r
+ ft = castlingRights[4]; /* Rook file if we have A-side rights */\r
+ left = BOARD_LEFT+2;\r
+ right = ff-1;\r
+ if(ff <= BOARD_LEFT+2) { left = ff+1; right = BOARD_LEFT+3; }\r
+ for(k=left; k<=right && ft >= 0; k++) /* first test if blocked */\r
+ if(k != ft && board[BOARD_HEIGHT-1][k] != EmptySquare) ft = -1;\r
+ if(ff > BOARD_LEFT+2) \r
+ for(k=left+1; k<=right && ft >= 0; k++) /* then if not checked */\r
+ if(!ignoreCheck && CheckTest(board, flags, BOARD_HEIGHT-1, ff, BOARD_HEIGHT-1, k, FALSE)) ft = -1;\r
+\r
+ if(ft >= 0)\r
+ callback(board, flags, BlackASideCastleFR, BOARD_HEIGHT-1, ff, BOARD_HEIGHT-1, ft, closure);\r
+ }\r
}\r
\r
- /* POP Fabien */\r
+ }\r
\r
return FALSE;\r
}\r
{\r
register LegalityTestClosure *cl = (LegalityTestClosure *) closure;\r
\r
- if (appData.debugMode) {\r
- fprintf(debugFP, "Legality test: %c%c%c%c\n", ff+AAA, rf+ONE, ft+AAA, rt+ONE);\r
- }\r
+// if (appData.debugMode) {\r
+// fprintf(debugFP, "Legality test: %c%c%c%c\n", ff+AAA, rf+ONE, ft+AAA, rt+ONE);\r
+// }\r
if (rf == cl->rf && ff == cl->ff && rt == cl->rt && ft == cl->ft)\r
cl->kind = kind;\r
}\r
int rf, ff, rt, ft, promoChar;\r
char castlingRights[];\r
{\r
- LegalityTestClosure cl;\r
+ LegalityTestClosure cl; ChessSquare piece = board[rf][ff];\r
\r
+ if (appData.debugMode) {\r
+ int i;\r
+ for(i=0; i<6; i++) fprintf(debugFP, "%d ", castlingRights[i]);\r
+ fprintf(debugFP, "Legality test? %c%c%c%c\n", ff+AAA, rf+ONE, ft+AAA, rt+ONE);\r
+ }\r
+ /* [HGM] Lance, Cobra and Falcon are wildcard pieces; consider all their moves legal */\r
+ /* (perhaps we should disallow moves that obviously leave us in check?) */\r
+ if(piece == WhiteFalcon || piece == BlackFalcon ||\r
+ piece == WhiteCobra || piece == BlackCobra ||\r
+ piece == WhiteLance || piece == BlackLance)\r
+ return NormalMove;\r
+\r
cl.rf = rf;\r
cl.ff = ff;\r
cl.rt = rt;\r
\r
if (appData.debugMode) {\r
fprintf(debugFP, "Disambiguate in: %d(%d,%d)-(%d,%d) = %d (%c)\n",\r
- closure->pieceIn,closure->ffIn,closure->rfIn,closure->ftIn,closure->rtIn,closure->promoCharIn,closure->promoCharIn);\r
+ closure->pieceIn,closure->ffIn,closure->rfIn,closure->ftIn,closure->rtIn,\r
+ closure->promoCharIn,closure->promoCharIn);\r
}\r
if(gameInfo.variant == VariantShogi) {\r
/* [HGM] Shogi promotions. '=' means defer */\r
if(closure->rfIn != DROP_RANK && closure->kind == NormalMove) {\r
ChessSquare piece = closure->piece;\r
-\r
+#if 0\r
if (appData.debugMode) {\r
fprintf(debugFP, "Disambiguate A: %d(%d,%d)-(%d,%d) = %d (%c)\n",\r
- closure->pieceIn,closure->ffIn,closure->rfIn,closure->ftIn,closure->rtIn,closure->promoCharIn,closure->promoCharIn);\r
+ closure->pieceIn,closure->ffIn,closure->rfIn,closure->ftIn,closure->rtIn,\r
+ closure->promoCharIn,closure->promoCharIn);\r
}\r
+#endif\r
if(c != NULLCHAR && c != 'x' && c != '+' && c != '=' &&\r
ToUpper(PieceToChar(PROMOTED piece)) != ToUpper(c) ) \r
closure->kind = IllegalMove;\r
else if(flags & F_WHITE_ON_MOVE) {\r
+#if 0\r
if (appData.debugMode) {\r
fprintf(debugFP, "Disambiguate B: %d(%d,%d)-(%d,%d) = %d (%c)\n",\r
- closure->pieceIn,closure->ffIn,closure->rfIn,closure->ftIn,closure->rtIn,closure->promoCharIn,closure->promoCharIn);\r
+ closure->pieceIn,closure->ffIn,closure->rfIn,closure->ftIn,closure->rtIn,\r
+ closure->promoCharIn,closure->promoCharIn);\r
}\r
+#endif\r
if( (int) piece < (int) WhiteWazir &&\r
(closure->rf > BOARD_HEIGHT-4 || closure->rt > BOARD_HEIGHT-4) ) {\r
if( (piece == WhitePawn || piece == WhiteQueen) && closure->rt > BOARD_HEIGHT-2 ||\r
closure->kind = IllegalMove;\r
}\r
}\r
+#if 0\r
if (appData.debugMode) {\r
fprintf(debugFP, "Disambiguate C: %d(%d,%d)-(%d,%d) = %d (%c)\n",\r
- closure->pieceIn,closure->ffIn,closure->rfIn,closure->ftIn,closure->rtIn,closure->promoCharIn,closure->promoCharIn);\r
+ closure->pieceIn,closure->ffIn,closure->rfIn,closure->ftIn,closure->rtIn,\r
+ closure->promoCharIn,closure->promoCharIn);\r
}\r
+#endif\r
/* [HGM] returns 'q' for optional promotion, 'n' for mandatory */\r
if(closure->promoCharIn != '=')\r
closure->promoChar = ToLower(PieceToChar(PromoPiece(closure->kind)));\r
if(PieceToChar(piece)=='~') piece = (ChessSquare)(DEMOTED piece);\r
\r
if (appData.debugMode)\r
- fprintf(debugFP, "CoordsToAlgebraic, piece=%d\n", (int)piece);\r
+ fprintf(debugFP, "CoordsToAlgebraic, piece=%d (%d,%d)-(%d,%d) %c\n", (int)piece,ff,rf,ft,rt,promoChar );\r
switch (piece) {\r
case WhitePawn:\r
case BlackPawn:\r
}\r
/* Use promotion suffix style "=Q" */\r
*outp = NULLCHAR;\r
+ if (appData.debugMode)\r
+ fprintf(debugFP, "movetype=%d, promochar=%d=%c\n", (int)kind, promoChar, promoChar);\r
if (promoChar != NULLCHAR) {\r
if(gameInfo.variant == VariantShogi) {\r
/* [HGM] ... but not in Shogi! */\r
return cl.kind;\r
\r
/* [HGM] Always long notation for fairies we don't know */\r
- case WhiteNightrider:\r
- case BlackNightrider:\r
+ case WhiteFalcon:\r
+ case BlackFalcon:\r
+ case WhiteSilver:\r
+ case BlackSilver:\r
+ case WhiteLance:\r
+ case BlackLance:\r
case WhiteGrasshopper:\r
case BlackGrasshopper:\r
case EmptySquare:\r