X-Git-Url: http://winboard.nl/cgi-bin?a=blobdiff_plain;f=backend.c;h=c4c5bf33ff062999577131a655f09cb230ddd80a;hb=c7f63aacef9cbcd5b46d6d7693d95d9584786106;hp=bab4386732c87438f1e20d5186f0660fe19ee9a0;hpb=837f9247aaf15b2440dacd4ae4672a0f3f99f787;p=xboard.git diff --git a/backend.c b/backend.c index bab4386..c4c5bf3 100644 --- a/backend.c +++ b/backend.c @@ -848,7 +848,7 @@ InitEngine (ChessProgramState *cps, int n) if(cps->tidy == NULL) cps->tidy = (char*) malloc(MSG_SIZ); TidyProgramName(cps->program, cps->host, cps->tidy); cps->matchWins = 0; - ASSIGN(cps->variants, appData.variant); + ASSIGN(cps->variants, appData.noChessProgram ? "" : appData.variant); cps->analysisSupport = 2; /* detect */ cps->analyzing = FALSE; cps->initDone = FALSE; @@ -1202,7 +1202,7 @@ InitBackEnd1 () return; case VariantNormal: /* definitely works! */ - if(strcmp(appData.variant, "normal") && appData.chessProgram) { // [HGM] hope this is an engine-defined variant + if(strcmp(appData.variant, "normal") && !appData.noChessProgram) { // [HGM] hope this is an engine-defined variant safeStrCpy(engineVariant, appData.variant, MSG_SIZ); return; } @@ -2108,14 +2108,14 @@ StringToVariant (char *e) int wnum = -1; VariantClass v = VariantNormal; int i, found = FALSE; - char buf[MSG_SIZ]; + char buf[MSG_SIZ], c; int len; if (!e) return v; /* [HGM] skip over optional board-size prefixes */ - if( sscanf(e, "%dx%d_", &i, &i) == 2 || - sscanf(e, "%dx%d+%d_", &i, &i, &i) == 3 ) { + if( sscanf(e, "%dx%d_%c", &i, &i, &c) == 3 || + sscanf(e, "%dx%d+%d_%c", &i, &i, &i, &c) == 4 ) { while( *e++ != '_'); } @@ -2125,7 +2125,7 @@ StringToVariant (char *e) } else for (i=0; i= VariantShogi && isalpha(p[strlen(variantNames[i])])) continue; + if(p && i >= VariantShogi && (p != e || isalpha(p[strlen(variantNames[i])]))) continue; v = (VariantClass) i; found = TRUE; break; @@ -6551,7 +6551,7 @@ HasPromotionChoice (int fromX, int fromY, int toX, int toY, char *promoChoice, i int p = piece >= BlackPawn ? BLACK_TO_WHITE piece : piece; promotionZoneSize = BOARD_HEIGHT/3; highestPromotingPiece = (p >= WhiteLion || PieceToChar(piece + 22) == '.') ? WhitePawn : WhiteLion; - } else if(gameInfo.variant == VariantShogi || gameInfo.variant == VariantChuChess) { + } else if(gameInfo.variant == VariantShogi) { promotionZoneSize = BOARD_HEIGHT/3; highestPromotingPiece = (int)WhiteAlfil; } else if(gameInfo.variant == VariantMakruk || gameInfo.variant == VariantGrand || gameInfo.variant == VariantChuChess) { @@ -6948,7 +6948,7 @@ UserMoveEvent(int fromX, int fromY, int toX, int toY, int promoChar) /* EditPosition, empty square, or different color piece; click-click move is possible */ if (toX == -2 || toY == -2) { - boards[0][fromY][fromX] = EmptySquare; + boards[0][fromY][fromX] = (boards[0][fromY][fromX] == EmptySquare ? DarkSquare : EmptySquare); DrawPosition(FALSE, boards[currentMove]); return; } else if (toX >= 0 && toY >= 0) { @@ -7323,8 +7323,8 @@ CanPromote (ChessSquare piece, int y) gameInfo.variant == VariantMakruk || gameInfo.variant == VariantASEAN) return FALSE; return (piece == BlackPawn && y <= zone || piece == WhitePawn && y >= BOARD_HEIGHT-1-zone || - piece == BlackLance && y == 1 || - piece == WhiteLance && y == BOARD_HEIGHT-2 ); + piece == BlackLance && y <= zone || + piece == WhiteLance && y >= BOARD_HEIGHT-1-zone ); } void @@ -7367,6 +7367,8 @@ void ReportClick(char *action, int x, int y) SendToProgram(buf, &first); } +Boolean right; // instructs front-end to use button-1 events as if they were button 3 + void LeftClick (ClickType clickType, int xPix, int yPix) { @@ -7377,13 +7379,6 @@ LeftClick (ClickType clickType, int xPix, int yPix) ChessSquare piece; static TimeMark lastClickTime, prevClickTime; - if(SeekGraphClick(clickType, xPix, yPix, 0)) return; - - prevClickTime = lastClickTime; GetTimeMark(&lastClickTime); - - if (clickType == Press) ErrorPopDown(); - lastClickType = clickType, lastLeftX = xPix, lastLeftY = yPix; // [HGM] alien: remember state - x = EventToSquare(xPix, BOARD_WIDTH); y = EventToSquare(yPix, BOARD_HEIGHT); if (!flipView && y >= 0) { @@ -7393,6 +7388,20 @@ LeftClick (ClickType clickType, int xPix, int yPix) x = BOARD_WIDTH - 1 - x; } + if(appData.monoMouse && gameMode == EditPosition && clickType == Press && boards[currentMove][y][x] == EmptySquare) { + static int dummy; + RightClick(clickType, xPix, yPix, &dummy, &dummy); + right = TRUE; + return; + } + + if(SeekGraphClick(clickType, xPix, yPix, 0)) return; + + prevClickTime = lastClickTime; GetTimeMark(&lastClickTime); + + if (clickType == Press) ErrorPopDown(); + lastClickType = clickType, lastLeftX = xPix, lastLeftY = yPix; // [HGM] alien: remember state + if(promoSweep != EmptySquare) { // up-click during sweep-select of promo-piece defaultPromoChoice = promoSweep; promoSweep = EmptySquare; // terminate sweep @@ -7501,6 +7510,7 @@ LeftClick (ClickType clickType, int xPix, int yPix) toP = boards[currentMove][y][x]; frc = appData.fischerCastling || gameInfo.variant == VariantSChess; if( (killX < 0 || x != fromX || y != fromY) && // [HGM] lion: do not interpret igui as deselect! + legal[y][x] == 0 && // if engine told we can move to here, do it even if own piece ((WhitePawn <= fromP && fromP <= WhiteKing && WhitePawn <= toP && toP <= WhiteKing && !(fromP == WhiteKing && toP == WhiteRook && frc) && @@ -9889,14 +9899,14 @@ ParseGameHistory (char *game) void ApplyMove (int fromX, int fromY, int toX, int toY, int promoChar, Board board) { - ChessSquare captured = board[toY][toX], piece, king; int p, oldEP = EP_NONE, berolina = 0; + ChessSquare captured = board[toY][toX], piece, pawn, king, killed; int p, rookX, oldEP, epRank, berolina = 0; int promoRank = gameInfo.variant == VariantMakruk || gameInfo.variant == VariantGrand || gameInfo.variant == VariantChuChess ? 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 */ if(gameInfo.variant == VariantBerolina) berolina = EP_BEROLIN_A; - oldEP = (signed char)board[EP_STATUS]; + oldEP = (signed char)board[EP_FILE]; epRank = board[EP_RANK]; board[EP_STATUS] = EP_NONE; board[EP_FILE] = board[EP_RANK] = 100; @@ -9913,6 +9923,7 @@ ApplyMove (int fromX, int fromY, int toX, int toY, int promoChar, Board board) if( killX >= 0 && killY >= 0 ) // [HGM] lion: Lion trampled over something // victim = board[killY][killX], + killed = board[killY][killX], board[killY][killX] = EmptySquare, board[EP_STATUS] = EP_CAPTURE; @@ -9925,15 +9936,18 @@ ApplyMove (int fromX, int fromY, int toX, int toY, int promoChar, Board board) } } - if( board[fromY][fromX] == WhiteLance || board[fromY][fromX] == BlackLance ) { - if( gameInfo.variant != VariantSuper && gameInfo.variant != VariantShogi ) - board[EP_STATUS] = EP_PAWN_MOVE; // Lance is Pawn-like in most variants - } else - if( board[fromY][fromX] == WhitePawn ) { + pawn = board[fromY][fromX]; + if( pawn == WhiteLance || pawn == BlackLance ) { + if( gameInfo.variant != VariantSuper && gameInfo.variant != VariantChu ) { + if(gameInfo.variant == VariantSpartan) board[EP_STATUS] = EP_PAWN_MOVE; // in Spartan no e.p. rights must be set + else pawn += WhitePawn - WhiteLance; // Lance is Pawn-like in most variants, so let Pawn code treat it by this kludge + } + } + if( pawn == WhitePawn ) { if(fromY != toY) // [HGM] Xiangqi sideway Pawn moves should not count as 50-move breakers board[EP_STATUS] = EP_PAWN_MOVE; - if( toY-fromY==2) { - board[EP_FILE] = (fromX + toX)/2; board[EP_RANK] = (fromY + toY)/2; + if( toY-fromY>=2) { + board[EP_FILE] = (fromX + toX)/2; board[EP_RANK] = toY - 1 | 128*(toY - fromY > 2); if(toX>BOARD_LEFT && board[toY][toX-1] == BlackPawn && gameInfo.variant != VariantBerolina || toX < fromX) board[EP_STATUS] = toX | berolina; @@ -9942,11 +9956,11 @@ ApplyMove (int fromX, int fromY, int toX, int toY, int promoChar, Board board) board[EP_STATUS] = toX; } } else - if( board[fromY][fromX] == BlackPawn ) { + if( pawn == BlackPawn ) { if(fromY != toY) // [HGM] Xiangqi sideway Pawn moves should not count as 50-move breakers board[EP_STATUS] = EP_PAWN_MOVE; - if( toY-fromY== -2) { - board[EP_FILE] = (fromX + toX)/2; board[EP_RANK] = (fromY + toY)/2; + if( toY-fromY<= -2) { + board[EP_FILE] = (fromX + toX)/2; board[EP_RANK] = toY + 1 | 128*(fromY - toY > 2); if(toX>BOARD_LEFT && board[toY][toX-1] == WhitePawn && gameInfo.variant != VariantBerolina || toX < fromX) board[EP_STATUS] = toX | berolina; @@ -9981,6 +9995,12 @@ ApplyMove (int fromX, int fromY, int toX, int toY, int promoChar, Board board) if(gameInfo.variant == VariantKnightmate) king += (int) WhiteUnicorn - (int) WhiteKing; + if(piece != WhiteKing && piece != BlackKing && pieceDesc[piece] && killX >= 0 && strchr(pieceDesc[piece], 'O') // Betza castling-enabled + && (piece < BlackPawn ? killed < BlackPawn : killed >= BlackPawn)) { // and captures own + board[toY][toX] = piece; board[fromY][fromX] = EmptySquare; + board[toY][toX + (killX < fromX ? 1 : -1)] = killed; + board[EP_STATUS] = EP_NONE; // capture was fake! + } else /* Code added by Tord: */ /* FRC castling assumed when king captures friendly rook. [HGM] or RxK for S-Chess */ if (board[fromY][fromX] == WhiteKing && board[toY][toX] == WhiteRook || @@ -10010,15 +10030,17 @@ ApplyMove (int fromX, int fromY, int toX, int toY, int promoChar, Board board) && toY == fromY && toX > fromX+1) { board[fromY][fromX] = EmptySquare; board[toY][toX] = king; - board[toY][toX-1] = board[fromY][BOARD_RGHT-1]; - board[fromY][BOARD_RGHT-1] = EmptySquare; + for(rookX=BOARD_RGHT-1; board[toY][rookX] == DarkSquare && rookX > toX + 1; rookX--); + board[toY][toX-1] = board[fromY][rookX]; + board[fromY][rookX] = EmptySquare; } else if (board[fromY][fromX] == king && fromX != BOARD_LEFT && fromX != BOARD_RGHT-1 // [HGM] cylinder */ && toY == fromY && toX < fromX-1) { board[fromY][fromX] = EmptySquare; board[toY][toX] = king; - board[toY][toX+1] = board[fromY][BOARD_LEFT]; - board[fromY][BOARD_LEFT] = EmptySquare; + for(rookX=BOARD_LEFT; board[toY][rookX] == DarkSquare && rookX < toX - 1; rookX++); + board[toY][toX+1] = board[fromY][rookX]; + board[fromY][rookX] = EmptySquare; } else if ((board[fromY][fromX] == WhitePawn && gameInfo.variant != VariantXiangqi || board[fromY][fromX] == WhiteLance && gameInfo.variant != VariantSuper && gameInfo.variant != VariantChu) && toY >= BOARD_HEIGHT-promoRank && promoChar // defaulting to Q is done elsewhere @@ -10033,12 +10055,14 @@ ApplyMove (int fromX, int fromY, int toX, int toY, int promoChar, Board board) && (toX != fromX) && gameInfo.variant != VariantXiangqi && gameInfo.variant != VariantBerolina - && (board[fromY][fromX] == WhitePawn) + && (pawn == WhitePawn) && (board[toY][toX] == EmptySquare)) { board[fromY][fromX] = EmptySquare; - board[toY][toX] = WhitePawn; - captured = board[toY - 1][toX]; - board[toY - 1][toX] = EmptySquare; + board[toY][toX] = piece; + if(toY == epRank - 128 + 1) + captured = board[toY - 2][toX], board[toY - 2][toX] = EmptySquare; + else + captured = board[toY - 1][toX], board[toY - 1][toX] = EmptySquare; } else if ((fromY == BOARD_HEIGHT-4) && (toX == fromX) && gameInfo.variant == VariantBerolina @@ -10057,15 +10081,17 @@ ApplyMove (int fromX, int fromY, int toX, int toY, int promoChar, Board board) && toY == fromY && toX > fromX+1) { board[fromY][fromX] = EmptySquare; board[toY][toX] = king; - board[toY][toX-1] = board[fromY][BOARD_RGHT-1]; - board[fromY][BOARD_RGHT-1] = EmptySquare; + for(rookX=BOARD_RGHT-1; board[toY][rookX] == DarkSquare && rookX > toX + 1; rookX--); + board[toY][toX-1] = board[fromY][rookX]; + board[fromY][rookX] = EmptySquare; } else if (board[fromY][fromX] == king && fromX != BOARD_LEFT && fromX != BOARD_RGHT-1 // [HGM] cylinder */ && toY == fromY && toX < fromX-1) { board[fromY][fromX] = EmptySquare; board[toY][toX] = king; - board[toY][toX+1] = board[fromY][BOARD_LEFT]; - board[fromY][BOARD_LEFT] = EmptySquare; + for(rookX=BOARD_LEFT; board[toY][rookX] == DarkSquare && rookX < toX - 1; rookX++); + board[toY][toX+1] = board[fromY][rookX]; + board[fromY][rookX] = EmptySquare; } else if (fromY == 7 && fromX == 3 && board[fromY][fromX] == BlackKing && toY == 7 && toX == 5) { @@ -10094,12 +10120,14 @@ ApplyMove (int fromX, int fromY, int toX, int toY, int promoChar, Board board) && (toX != fromX) && gameInfo.variant != VariantXiangqi && gameInfo.variant != VariantBerolina - && (board[fromY][fromX] == BlackPawn) + && (pawn == BlackPawn) && (board[toY][toX] == EmptySquare)) { board[fromY][fromX] = EmptySquare; - board[toY][toX] = BlackPawn; - captured = board[toY + 1][toX]; - board[toY + 1][toX] = EmptySquare; + board[toY][toX] = piece; + if(toY == epRank - 128 - 1) + captured = board[toY + 2][toX], board[toY + 2][toX] = EmptySquare; + else + captured = board[toY + 1][toX], board[toY + 1][toX] = EmptySquare; } else if ((fromY == 3) && (toX == fromX) && gameInfo.variant == VariantBerolina @@ -15102,7 +15130,7 @@ EditPositionMenuEvent (ChessSquare selection, int x, int y) AAA + x, ONE + y); SendToICS(buf); } - } else { + } else if(boards[0][y][x] != DarkSquare) { if(boards[0][y][x] != p) nonEmpty++; boards[0][y][x] = p; }