X-Git-Url: http://winboard.nl/cgi-bin?a=blobdiff_plain;f=backend.c;h=b914fe40c69d0376c834685e219d3015804cf488;hb=f2344ce98b5950c7a047c3ee29959ad9f26ae8ae;hp=2cbe2e0691d2dd1ab906919a95132157612ab807;hpb=5b1f189e407b0115ac5bd2cf9e756b554b9b1cbb;p=xboard.git diff --git a/backend.c b/backend.c index 2cbe2e0..b914fe4 100644 --- a/backend.c +++ b/backend.c @@ -396,6 +396,7 @@ PosFlags(index) case VariantShatranj: case VariantCourier: case VariantMakruk: + case VariantGrand: flags &= ~F_ALL_CASTLE_OK; break; default: @@ -599,6 +600,13 @@ ChessSquare JanusArray[2][BOARD_FILES] = { BlackQueen, BlackBishop, BlackKnight, BlackAngel, BlackRook } }; +ChessSquare GrandArray[2][BOARD_FILES] = { + { EmptySquare, WhiteKnight, WhiteBishop, WhiteQueen, WhiteKing, + WhiteMarshall, WhiteAngel, WhiteBishop, WhiteKnight, EmptySquare }, + { EmptySquare, BlackKnight, BlackBishop, BlackQueen, BlackKing, + BlackMarshall, BlackAngel, BlackBishop, BlackKnight, EmptySquare } +}; + #ifdef GOTHIC ChessSquare GothicArray[2][BOARD_FILES] = { { WhiteRook, WhiteKnight, WhiteBishop, WhiteQueen, WhiteMarshall, @@ -1112,13 +1120,14 @@ InitBackEnd1() case VariantAtomic: /* should work except for win condition */ case Variant3Check: /* should work except for win condition */ case VariantShatranj: /* should work except for all win conditions */ - case VariantMakruk: /* should work except for daw countdown */ + case VariantMakruk: /* should work except for draw countdown */ case VariantBerolina: /* might work if TestLegality is off */ case VariantCapaRandom: /* should work */ case VariantJanus: /* should work */ case VariantSuper: /* experimental */ case VariantGreat: /* experimental, requires legality testing to be off */ case VariantSChess: /* S-Chess, should work */ + case VariantGrand: /* should work */ case VariantSpartan: /* should work */ break; } @@ -4641,8 +4650,8 @@ ParseBoard12(string) safeStrCpy(moveList[moveNum - 1], currentMoveString, sizeof(moveList[moveNum - 1])/sizeof(moveList[moveNum - 1][0])); strcat(moveList[moveNum - 1], "\n"); - if(gameInfo.holdingsWidth && !appData.disguise && gameInfo.variant != VariantSuper - && gameInfo.variant != VariantGreat) // inherit info that ICS does not give from previous board + if(gameInfo.holdingsWidth && !appData.disguise && gameInfo.variant != VariantSuper && gameInfo.variant != VariantGreat + && gameInfo.variant != VariantGrand) // inherit info that ICS does not give from previous board for(k=0; k= BOARD_RGHT || overrule) continue; - initialPosition[0][j] = pieces[0][j-gameInfo.holdingsWidth]; + initialPosition[gameInfo.variant == VariantGrand][j] = pieces[0][j-gameInfo.holdingsWidth]; initialPosition[pawnRow][j] = WhitePawn; initialPosition[BOARD_HEIGHT-pawnRow-1][j] = gameInfo.variant == VariantSpartan ? BlackLance : BlackPawn; if(gameInfo.variant == VariantXiangqi) { @@ -5894,7 +5911,13 @@ InitPosition(redraw) } } } - initialPosition[BOARD_HEIGHT-1][j] = pieces[1][j-gameInfo.holdingsWidth]; + if(gameInfo.variant == VariantGrand) { + if(j==BOARD_LEFT || j>=BOARD_RGHT-1) { + initialPosition[0][j] = WhiteRook; + initialPosition[BOARD_HEIGHT-1][j] = BlackRook; + } + } + initialPosition[BOARD_HEIGHT-1-(gameInfo.variant == VariantGrand)][j] = pieces[1][j-gameInfo.holdingsWidth]; } if( (gameInfo.variant == VariantShogi) && !overrule ) { @@ -6073,7 +6096,7 @@ HasPromotionChoice(int fromX, int fromY, int toX, int toY, char *promoChoice) if(gameInfo.variant == VariantShogi) { promotionZoneSize = BOARD_HEIGHT/3; highestPromotingPiece = (int)WhiteFerz; - } else if(gameInfo.variant == VariantMakruk) { + } else if(gameInfo.variant == VariantMakruk || gameInfo.variant == VariantGrand) { promotionZoneSize = 3; } @@ -6519,8 +6542,8 @@ FinishMove(moveType, fromX, fromY, toX, toY, promoChar) { char *bookHit = 0; - if((gameInfo.variant == VariantSuper || gameInfo.variant == VariantGreat) && promoChar != NULLCHAR) { - // [HGM] superchess: suppress promotions to non-available piece + if((gameInfo.variant == VariantSuper || gameInfo.variant == VariantGreat || gameInfo.variant == VariantGrand) && promoChar != NULLCHAR) { + // [HGM] superchess: suppress promotions to non-available piece (but P always allowed) int k = PieceToNumber(CharToPiece(ToUpper(promoChar))); if(WhiteOnMove(currentMove)) { if(!boards[currentMove][k][BOARD_WIDTH-2]) return 0; @@ -6802,13 +6825,14 @@ void LeftClick(ClickType clickType, int xPix, int yPix) if(appData.debugMode) fprintf(debugFP, "promotion click, x=%d, y=%d\n", x, y); if(gameInfo.holdingsWidth && (WhiteOnMove(currentMove) - ? x == BOARD_WIDTH-1 && y < gameInfo.holdingsSize && y > 0 - : x == 0 && y >= BOARD_HEIGHT - gameInfo.holdingsSize && y < BOARD_HEIGHT-1) ) { + ? x == BOARD_WIDTH-1 && y < gameInfo.holdingsSize && y >= 0 + : x == 0 && y >= BOARD_HEIGHT - gameInfo.holdingsSize && y < BOARD_HEIGHT) ) { // click in right holdings, for determining promotion piece ChessSquare p = boards[currentMove][y][x]; if(appData.debugMode) fprintf(debugFP, "square contains %d\n", (int)p); - if(p != EmptySquare) { - FinishMove(NormalMove, fromX, fromY, toX, toY, ToLower(PieceToChar(p))); + if(p == WhitePawn || p == BlackPawn) p = EmptySquare; // [HGM] Pawns could be valid as deferral + if(p != EmptySquare || gameInfo.variant == VariantGrand && toY != 0 && toY != BOARD_HEIGHT-1) { // [HGM] grand: empty square means defer + FinishMove(NormalMove, fromX, fromY, toX, toY, p==EmptySquare ? NULLCHAR : ToLower(PieceToChar(p))); fromX = fromY = -1; return; } @@ -7017,7 +7041,7 @@ void LeftClick(ClickType clickType, int xPix, int yPix) if (HasPromotionChoice(fromX, fromY, toX, toY, &promoChoice)) { SetHighlights(fromX, fromY, toX, toY); - if(gameInfo.variant == VariantSuper || gameInfo.variant == VariantGreat) { + if(gameInfo.variant == VariantSuper || gameInfo.variant == VariantGreat || gameInfo.variant == VariantGrand) { // [HGM] super: promotion to captured piece selected from holdings ChessSquare p = boards[currentMove][fromY][fromX], q = boards[currentMove][toY][toX]; promotionChoice = TRUE; @@ -8956,7 +8980,7 @@ ApplyMove(fromX, fromY, toX, toY, promoChar, board) Board board; { ChessSquare captured = board[toY][toX], piece, king; int p, oldEP = EP_NONE, berolina = 0; - int promoRank = gameInfo.variant == VariantMakruk ? 3 : 1; + int promoRank = gameInfo.variant == VariantMakruk || gameInfo.variant == VariantGrand ? 3 : 1; /* [HGM] compute & store e.p. status and castling rights for new position */ /* we can always do that 'in place', now pointers to these rights are passed to ApplyMove */ @@ -9054,18 +9078,15 @@ ApplyMove(fromX, fromY, toX, toY, promoChar, board) board[fromY][BOARD_LEFT] = EmptySquare; } else if ((board[fromY][fromX] == WhitePawn && gameInfo.variant != VariantXiangqi || board[fromY][fromX] == WhiteLance && gameInfo.variant != VariantSuper && gameInfo.variant != VariantShogi) - && toY >= BOARD_HEIGHT-promoRank + && toY >= BOARD_HEIGHT-promoRank && promoChar // defaulting to Q is done elsewhere ) { /* white pawn promotion */ board[toY][toX] = CharToPiece(ToUpper(promoChar)); - if (board[toY][toX] == EmptySquare) { - board[toY][toX] = WhiteQueen; - } if(gameInfo.variant==VariantBughouse || gameInfo.variant==VariantCrazyhouse) /* [HGM] use shadow piece */ board[toY][toX] = (ChessSquare) (PROMOTED board[toY][toX]); board[fromY][fromX] = EmptySquare; - } else if ((fromY == BOARD_HEIGHT-4) + } else if ((fromY >= BOARD_HEIGHT>>1) && (toX != fromX) && gameInfo.variant != VariantXiangqi && gameInfo.variant != VariantBerolina @@ -9118,18 +9139,15 @@ ApplyMove(fromX, fromY, toX, toY, promoChar, board) board[toY][2] = BlackRook; } else if ((board[fromY][fromX] == BlackPawn && gameInfo.variant != VariantXiangqi || board[fromY][fromX] == BlackLance && gameInfo.variant != VariantSuper && gameInfo.variant != VariantShogi) - && toY < promoRank + && toY < promoRank && promoChar ) { /* black pawn promotion */ board[toY][toX] = CharToPiece(ToLower(promoChar)); - if (board[toY][toX] == EmptySquare) { - board[toY][toX] = BlackQueen; - } if(gameInfo.variant==VariantBughouse || gameInfo.variant==VariantCrazyhouse) /* [HGM] use shadow piece */ board[toY][toX] = (ChessSquare) (PROMOTED board[toY][toX]); board[fromY][fromX] = EmptySquare; - } else if ((fromY == 3) + } else if ((fromY < BOARD_HEIGHT>>1) && (toX != fromX) && gameInfo.variant != VariantXiangqi && gameInfo.variant != VariantBerolina @@ -9190,7 +9208,7 @@ ApplyMove(fromX, fromY, toX, toY, promoChar, board) if (captured != EmptySquare && gameInfo.holdingsSize > 0 && gameInfo.variant != VariantBughouse && gameInfo.variant != VariantSChess ) { /* [HGM] holdings: Add to holdings, if holdings exist */ - if(gameInfo.variant == VariantSuper || gameInfo.variant == VariantGreat) { + if(gameInfo.variant == VariantSuper || gameInfo.variant == VariantGreat || gameInfo.variant == VariantGrand) { // [HGM] superchess: suppress flipping color of captured pieces by reverse pre-flip captured = (int) captured >= (int) BlackPawn ? BLACK_TO_WHITE captured : WHITE_TO_BLACK captured; } @@ -9241,8 +9259,8 @@ ApplyMove(fromX, fromY, toX, toY, promoChar, board) } else if(!appData.testLegality && promoChar != NULLCHAR && promoChar != '=') { // without legality testing, unconditionally believe promoChar board[toY][toX] = CharToPiece(piece < BlackPawn ? ToUpper(promoChar) : ToLower(promoChar)); } - if((gameInfo.variant == VariantSuper || gameInfo.variant == VariantGreat) - && promoChar != NULLCHAR && gameInfo.holdingsSize) { + if((gameInfo.variant == VariantSuper || gameInfo.variant == VariantGreat || gameInfo.variant == VariantGrand) + && promoChar != NULLCHAR && gameInfo.holdingsSize) { // [HGM] superchess: take promotion piece out of holdings int k = PieceToNumber(CharToPiece(ToUpper(promoChar))); if((int)piece < (int)BlackPawn) { // determine stm from piece color @@ -9470,6 +9488,8 @@ InitChessProgram(cps, setup) overruled = gameInfo.boardWidth != 10 || gameInfo.boardHeight != 8 || gameInfo.holdingsSize != 8; if( gameInfo.variant == VariantSChess ) overruled = gameInfo.boardWidth != 8 || gameInfo.boardHeight != 8 || gameInfo.holdingsSize != 7; + if( gameInfo.variant == VariantGrand ) + overruled = gameInfo.boardWidth != 10 || gameInfo.boardHeight != 10 || gameInfo.holdingsSize != 7; if(overruled) { snprintf(b, MSG_SIZ, "%dx%d+%d_%s", gameInfo.boardWidth, gameInfo.boardHeight, @@ -10023,7 +10043,7 @@ GameEnds(result, resultDetails, whosays) // now verify win claims, but not in drop games, as we don't understand those yet if( (gameInfo.holdingsWidth == 0 || gameInfo.variant == VariantSuper - || gameInfo.variant == VariantGreat) && + || gameInfo.variant == VariantGreat || gameInfo.variant == VariantGrand) && (result == WhiteWins && claimer == 'w' || result == BlackWins && claimer == 'b' ) ) { // case to verify: engine claims own win if (appData.debugMode) { @@ -10049,7 +10069,8 @@ GameEnds(result, resultDetails, whosays) /* (Claiming a loss is accepted no questions asked!) */ } /* [HGM] bare: don't allow bare King to win */ - if((gameInfo.holdingsWidth == 0 || gameInfo.variant == VariantSuper || gameInfo.variant == VariantGreat) + if((gameInfo.holdingsWidth == 0 || gameInfo.variant == VariantSuper + || gameInfo.variant == VariantGreat || gameInfo.variant == VariantGrand) && gameInfo.variant != VariantLosers && gameInfo.variant != VariantGiveaway && gameInfo.variant != VariantSuicide // [HGM] losers: except in losers, of course... && result != GameIsDrawn)