X-Git-Url: http://winboard.nl/cgi-bin?a=blobdiff_plain;f=backend.c;h=f449d2610c8620914ddc25f682f2d9cb80145a7a;hb=deb3473452a674b82d27b03fcf7e570c1cb03841;hp=4633377bf5b26ad51427b0edf9a4b29adfc15891;hpb=f75d0a5c5ff9825398ac4b11644d4cb8c14252a6;p=xboard.git diff --git a/backend.c b/backend.c index 4633377..f449d26 100644 --- a/backend.c +++ b/backend.c @@ -646,8 +646,23 @@ ChessSquare CourierArray[2][BOARD_FILES] = { { BlackRook, BlackKnight, BlackAlfil, BlackBishop, BlackMan, BlackKing, BlackFerz, BlackWazir, BlackBishop, BlackAlfil, BlackKnight, BlackRook } }; +ChessSquare ChuArray[6][BOARD_FILES] = { + { WhiteLance, WhiteUnicorn, WhiteMan, WhiteFerz, WhiteWazir, WhiteKing, + WhiteAlfil, WhiteWazir, WhiteFerz, WhiteMan, WhiteUnicorn, WhiteLance }, + { BlackLance, BlackUnicorn, BlackMan, BlackFerz, BlackWazir, BlackAlfil, + BlackKing, BlackWazir, BlackFerz, BlackMan, BlackUnicorn, BlackLance }, + { WhiteCannon, EmptySquare, WhiteBishop, EmptySquare, WhiteNightrider, WhiteMarshall, + WhiteAngel, WhiteNightrider, EmptySquare, WhiteBishop, EmptySquare, WhiteCannon }, + { BlackCannon, EmptySquare, BlackBishop, EmptySquare, BlackNightrider, BlackAngel, + BlackMarshall, BlackNightrider, EmptySquare, BlackBishop, EmptySquare, BlackCannon }, + { WhiteFalcon, WhiteSilver, WhiteRook, WhiteCardinal, WhiteDragon, WhiteLion, + WhiteQueen, WhiteDragon, WhiteCardinal, WhiteRook, WhiteSilver, WhiteFalcon }, + { BlackFalcon, BlackSilver, BlackRook, BlackCardinal, BlackDragon, BlackQueen, + BlackLion, BlackDragon, BlackCardinal, BlackRook, BlackSilver, BlackFalcon } +}; #else // !(BOARD_FILES>=12) #define CourierArray CapablancaArray +#define ChuArray CapablancaArray #endif // !(BOARD_FILES>=12) @@ -1150,6 +1165,7 @@ InitBackEnd1 () case VariantCapablanca: /* [HGM] should work */ case VariantCourier: /* [HGM] initial forced moves not implemented */ case VariantShogi: /* [HGM] could still mate with pawn drop */ + case VariantChu: /* [HGM] experimental */ case VariantKnightmate: /* [HGM] should work */ case VariantCylinder: /* [HGM] untested */ case VariantFalcon: /* [HGM] untested */ @@ -5039,6 +5055,11 @@ SendMoveToProgram (int moveNum, ChessProgramState *cps) if(moveList[moveNum][0]== '@') snprintf(buf, MSG_SIZ, "@@@@\n"); else snprintf(buf, MSG_SIZ, "%c@%c%d%s", moveList[moveNum][0], moveList[moveNum][2], moveList[moveNum][3] - '0', moveList[moveNum]+4); + } else if(moveList[moveNum][4] == ';') { // [HGM] lion: move is double-step over intermediate square + snprintf(buf, MSG_SIZ, "%c%d%c%d,%c%d%c%d\n", moveList[moveNum][0], moveList[moveNum][1] - '0', // convert to two moves + moveList[moveNum][5], moveList[moveNum][6] - '0', + moveList[moveNum][5], moveList[moveNum][6] - '0', + moveList[moveNum][2], moveList[moveNum][3] - '0'); } else snprintf(buf, MSG_SIZ, "%c%d%c%d%s", moveList[moveNum][0], moveList[moveNum][1] - '0', moveList[moveNum][2], moveList[moveNum][3] - '0', moveList[moveNum]+4); @@ -5214,6 +5235,8 @@ UploadGameEvent () SendToICS(ics_type == ICS_ICC ? "tag result Game in progress\n" : "commit\n"); } +static int killX = -1, killY = -1; // [HGM] lion: used for passing e.p. capture square to MakeMove + void CoordsToComputerAlgebraic (int rf, int ff, int rt, int ft, char promoChar, char move[7]) { @@ -5225,6 +5248,7 @@ CoordsToComputerAlgebraic (int rf, int ff, int rt, int ft, char promoChar, char if (promoChar == 'x' || promoChar == NULLCHAR) { sprintf(move, "%c%c%c%c\n", AAA + ff, ONE + rf, AAA + ft, ONE + rt); + if(killX >= 0 && killY >= 0) sprintf(move+4, ";%c%c\n", AAA + killX, ONE + killY); } else { sprintf(move, "%c%c%c%c%c\n", AAA + ff, ONE + rf, AAA + ft, ONE + rt, promoChar); @@ -5266,7 +5290,7 @@ Sweep (int step) if(!step) step = -1; } while(PieceToChar(promoSweep) == '.' || PieceToChar(promoSweep) == '~' || promoSweep == pawn || appData.testLegality && (promoSweep == king || - gameInfo.variant == VariantShogi && promoSweep != PROMOTED last && last != PROMOTED promoSweep && last != promoSweep)); + IS_SHOGI(gameInfo.variant) && promoSweep != CHUPROMOTED last && last != CHUPROMOTED promoSweep && last != promoSweep)); if(toX >= 0) { int victim = boards[currentMove][toY][toX]; boards[currentMove][toY][toX] = promoSweep; @@ -5861,7 +5885,7 @@ void InitPosition (int redraw) { ChessSquare (* pieces)[BOARD_FILES]; - int i, j, pawnRow, overrule, + int i, j, pawnRow=1, pieceRows=1, overrule, oldx = gameInfo.boardWidth, oldy = gameInfo.boardHeight, oldh = gameInfo.holdingsWidth; @@ -5985,6 +6009,14 @@ InitPosition (int redraw) nrCastlingRights = 0; SetCharTable(pieceToChar, "PNBRLS...G.++++++Kpnbrls...g.++++++k"); break; + case VariantChu: + pieces = ChuArray; pieceRows = 3; + gameInfo.boardWidth = 12; + gameInfo.boardHeight = 12; + nrCastlingRights = 0; + SetCharTable(pieceToChar, "P.BRQSEXOGCATHD.VMLIFN+.++.++++++++++.+++++K" + "p.brqsexogcathd.vmlifn+.++.++++++++++.+++++k"); + break; case VariantCourier: pieces = CourierArray; gameInfo.boardWidth = 12; @@ -6054,6 +6086,7 @@ InitPosition (int redraw) pawnRow = gameInfo.boardHeight - 7; /* seems to work in all common variants */ if(pawnRow < 1) pawnRow = 1; if(gameInfo.variant == VariantMakruk || gameInfo.variant == VariantASEAN || gameInfo.variant == VariantGrand) pawnRow = 2; + if(gameInfo.variant == VariantChu) pawnRow = 3; /* User pieceToChar list overrules defaults */ if(appData.pieceToCharTable != NULL) @@ -6080,6 +6113,15 @@ InitPosition (int redraw) } } } + if(gameInfo.variant == VariantChu) { + if(j == (BOARD_WIDTH-2)/3 || j == BOARD_WIDTH - (BOARD_WIDTH+1)/3) + initialPosition[pawnRow+1][j] = WhiteCobra, + initialPosition[BOARD_HEIGHT-pawnRow-2][j] = BlackCobra; + for(i=1; i=BOARD_RGHT-1) { initialPosition[0][j] = WhiteRook; @@ -6377,9 +6419,13 @@ HasPromotionChoice (int fromX, int fromY, int toX, int toY, char *promoChoice, i return FALSE; piece = boards[currentMove][fromY][fromX]; - if(gameInfo.variant == VariantShogi) { + if(gameInfo.variant == VariantChu) { + int p = piece >= BlackPawn ? BLACK_TO_WHITE piece : piece; + promotionZoneSize = BOARD_HEIGHT/3; + highestPromotingPiece = (p >= WhiteLion || PieceToChar(piece + 22) == '.') ? WhitePawn : WhiteKing; + } else if(gameInfo.variant == VariantShogi) { promotionZoneSize = BOARD_HEIGHT/3; - highestPromotingPiece = (int)WhiteFerz; + highestPromotingPiece = (int)WhiteAlfil; } else if(gameInfo.variant == VariantMakruk || gameInfo.variant == VariantGrand) { promotionZoneSize = 3; } @@ -6443,7 +6489,7 @@ HasPromotionChoice (int fromX, int fromY, int toX, int toY, char *promoChoice, i } // give caller the default choice even if we will not make it *promoChoice = ToLower(PieceToChar(defaultPromoChoice)); - if(gameInfo.variant == VariantShogi) *promoChoice = (defaultPromoChoice == piece ? '=' : '+'); + if(IS_SHOGI(gameInfo.variant)) *promoChoice = (defaultPromoChoice == piece ? '=' : '+'); if( sweepSelect && gameInfo.variant != VariantGreat && gameInfo.variant != VariantGrand && gameInfo.variant != VariantSuper) return FALSE; @@ -6454,7 +6500,7 @@ HasPromotionChoice (int fromX, int fromY, int toX, int toY, char *promoChoice, i gameMode == IcsPlayingBlack && WhiteOnMove(currentMove); if(appData.testLegality && !premove) { moveType = LegalityTest(boards[currentMove], PosFlags(currentMove), - fromY, fromX, toY, toX, gameInfo.variant == VariantShogi ? '+' : NULLCHAR); + fromY, fromX, toY, toX, IS_SHOGI(gameInfo.variant) ? '+' : NULLCHAR); if(moveType != WhitePromotion && moveType != BlackPromotion) return FALSE; } @@ -7109,7 +7155,7 @@ CanPromote (ChessSquare piece, int y) { if(gameMode == EditPosition) return FALSE; // no promotions when editing position // some variants have fixed promotion piece, no promotion at all, or another selection mechanism - if(gameInfo.variant == VariantShogi || gameInfo.variant == VariantXiangqi || + if(IS_SHOGI(gameInfo.variant) || gameInfo.variant == VariantXiangqi || gameInfo.variant == VariantSuper || gameInfo.variant == VariantGreat || gameInfo.variant == VariantShatranj || gameInfo.variant == VariantCourier || gameInfo.variant == VariantMakruk || gameInfo.variant == VariantASEAN) return FALSE; @@ -7120,10 +7166,11 @@ CanPromote (ChessSquare piece, int y) } void -HoverEvent (int hiX, int hiY, int x, int y) +HoverEvent (int xPix, int yPix, int x, int y) { static char baseMarker[BOARD_RANKS][BOARD_FILES], baseLegal[BOARD_RANKS][BOARD_FILES]; int r, f; + if(dragging == 2) DragPieceMove(xPix, yPix); // [HGM] lion: drag without button for second leg if(!first.highlight) return; if(hiX == -1 && hiY == -1 && x == fromX && y == fromY) // record markings for(r=0; r= BOARD_RGHT) return; } - if (clickType == Release && x == fromX && y == fromY) { + if (clickType == Release && x == fromX && y == fromY && killX < 0) { DragPieceEnd(xPix, yPix); dragging = 0; if(clearFlag) { // a deferred attempt to click-click move an empty square on top of a piece @@ -7365,7 +7412,7 @@ LeftClick (ClickType clickType, int xPix, int yPix) clearFlag = 0; - if(gameMode != EditPosition && !appData.testLegality && !legal[y][x]) { + if(gameMode != EditPosition && !appData.testLegality && !legal[y][x] && (x != killX || y != killY)) { if(dragging) DragPieceEnd(xPix, yPix), dragging = 0; DisplayMessage(_("only marked squares are legal"),""); DrawPosition(TRUE, NULL); @@ -7387,11 +7434,19 @@ LeftClick (ClickType clickType, int xPix, int yPix) if(x >= BOARD_LEFT && x < BOARD_RGHT) clearFlag = 1; // and defer click-click move of empty-square to up-click return; } + if(dragging == 2) { // [HGM] lion: just turn buttonless drag into normal drag, and let release to the job + dragging = 1; + return; + } + if(x == killX && y == killY) { // second click on this square, which was selected as first-leg target + killX = killY = -1; // this informs us no second leg is coming, so treat as to-click without intermediate + } else + if(marker[y][x] == 5) return; // [HGM] lion: to-click on cyan square; defer action to release if(legal[y][x] == 2 || HasPromotionChoice(fromX, fromY, toX, toY, &promoChoice, FALSE)) { if(appData.sweepSelect) { ChessSquare piece = boards[currentMove][fromY][fromX]; promoSweep = defaultPromoChoice; - if(PieceToChar(PROMOTED piece) == '+') promoSweep = PROMOTED piece; + if(PieceToChar(CHUPROMOTED piece) == '+') promoSweep = CHUPROMOTED piece; selectFlag = 0; lastX = xPix; lastY = yPix; Sweep(0); // Pawn that is going to promote: preview promotion piece sweepSelecting = 1; @@ -7416,6 +7471,16 @@ LeftClick (ClickType clickType, int xPix, int yPix) ClearHighlights(); } #endif + if(!dragging || marker[y][x] == 5) { // [HGM] lion: this was the release of a to-click or drag on a cyan square + dragging *= 2; // flag button-less dragging if we are dragging + MarkTargetSquares(1); + if(x == killX && y == killY) killX = killY = -1; else { + killX = x; killY = y; //remeber this square as intermediate + ReportClick("put", x, y); // and inform engine + ReportClick("lift", x, y); + return; + } + } DragPieceEnd(xPix, yPix); dragging = 0; /* Don't animate move and drag both */ appData.animate = FALSE; @@ -8190,6 +8255,7 @@ static char stashedInputMove[MSG_SIZ]; void HandleMachineMove (char *message, ChessProgramState *cps) { + static char firstLeg[20]; char machineMove[MSG_SIZ], buf1[MSG_SIZ*10], buf2[MSG_SIZ]; char realname[MSG_SIZ]; int fromX, fromY, toX, toY; @@ -8332,6 +8398,24 @@ FakeBookMove: // [HGM] book: we jump here to simulate machine moves after book h } if(cps->alphaRank) AlphaRank(machineMove, 4); + + // [HGM] lion: (some very limited) support for Alien protocol + killX = killY = -1; + if(machineMove[strlen(machineMove)-1] == ',') { // move ends in coma: non-final leg of composite move + safeStrCpy(firstLeg, machineMove, 20); // just remember it for processing when second leg arrives + return; + } else if(firstLeg[0]) { // there was a previous leg; + // only support case where same piece makes two step (and don't even test that!) + char buf[20], *p = machineMove+1, *q = buf+1, f; + safeStrCpy(buf, machineMove, 20); + while(isdigit(*q)) q++; // find start of to-square + safeStrCpy(machineMove, firstLeg, 20); + while(isdigit(*p)) p++; + safeStrCpy(p, q, 20); // glue to-square of second leg to from-square of first, to process over-all move + sscanf(buf, "%c%d", &f, &killY); killX = f - AAA; killY -= ONE - '0'; // pass intermediate square to MakeMove in global + firstLeg[0] = NULLCHAR; + } + if (!ParseOneMove(machineMove, forwardMostMove, &moveType, &fromX, &fromY, &toX, &toY, &promoChar)) { /* Machine move could not be parsed; ignore it. */ @@ -9545,6 +9629,10 @@ ApplyMove (int fromX, int fromY, int toX, int toY, int promoChar, Board board) } else { int i; + if( killX >= 0 && killY >= 0 ) // [HGM] lion: Lion trampled over something + board[killY][killX] = EmptySquare, + board[EP_STATUS] = EP_CAPTURE; + if( board[toY][toX] != EmptySquare ) board[EP_STATUS] = EP_CAPTURE; @@ -9728,8 +9816,9 @@ ApplyMove (int fromX, int fromY, int toX, int toY, int promoChar, Board board) board[fromY][fromX+1] = EmptySquare; } } else { - board[toY][toX] = board[fromY][fromX]; + ChessSquare piece = board[fromY][fromX]; // [HGM] lion: allow for igui (where from == to) board[fromY][fromX] = EmptySquare; + board[toY][toX] = piece; } } @@ -9812,7 +9901,7 @@ ApplyMove (int fromX, int fromY, int toX, int toY, int promoChar, Board board) } else if(promoChar == '+') { /* [HGM] Shogi-style promotions, to piece implied by original (Might overwrite ordinary Pawn promotion) */ - board[toY][toX] = (ChessSquare) (PROMOTED piece); + board[toY][toX] = (ChessSquare) (CHUPROMOTED piece); } else if(!appData.testLegality && promoChar != NULLCHAR && promoChar != '=') { // without legality testing, unconditionally believe promoChar ChessSquare newPiece = CharToPiece(piece < BlackPawn ? ToUpper(promoChar) : ToLower(promoChar)); if((newPiece <= WhiteMan || newPiece >= BlackPawn && newPiece <= BlackMan) // unpromoted piece specified @@ -9838,12 +9927,18 @@ ApplyMove (int fromX, int fromY, int toX, int toY, int promoChar, Board board) void MakeMove (int fromX, int fromY, int toX, int toY, int promoChar) { + int x = toX, y = toY; + char *s = parseList[forwardMostMove]; + ChessSquare p = boards[forwardMostMove][toY][toX]; // forwardMostMove++; // [HGM] bare: moved downstream + if(killX >= 0 && killY >= 0) x = killX, y = killY; // [HGM] lion: make SAN move to intermediate square, if there is one (void) CoordsToAlgebraic(boards[forwardMostMove], PosFlags(forwardMostMove), - fromY, fromX, toY, toX, promoChar, - parseList[forwardMostMove]); + fromY, fromX, y, x, promoChar, + s); + if(killX >= 0 && killY >= 0) + sprintf(s + strlen(s), "%c%c%d", p == EmptySquare || toX == fromX && toY == fromY ? '-' : 'x', toX + AAA, toY + ONE - '0'); if(serverMoves != NULL) { /* [HGM] write moves on file for broadcasting (should be separate routine, really) */ int timeLeft; static int lastLoadFlag=0; int king, piece; @@ -9939,6 +10034,7 @@ MakeMove (int fromX, int fromY, int toX, int toY, int promoChar) break; } + killX = killY = -1; // [HGM] lion: used up } /* Updates currentMove if not pausing */ @@ -10030,6 +10126,8 @@ NonStandardBoardSize () 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( gameInfo.variant == VariantChu ) + overruled = gameInfo.boardWidth != 12 || gameInfo.boardHeight != 12 || gameInfo.holdingsSize != 0; return overruled; } @@ -17453,7 +17551,7 @@ ParseFEN (Board board, int *blackPlaysFirst, char *fen, Boolean autoSize) if(*p=='+') { piece = CharToPiece(*++p); if(piece == EmptySquare) return FALSE; /* unknown piece */ - piece = (ChessSquare) (PROMOTED piece ); p++; + piece = (ChessSquare) (CHUPROMOTED piece ); p++; if(PieceToChar(piece) != '+') return FALSE; /* unpromotable piece */ } else piece = CharToPiece(*p++);