X-Git-Url: http://winboard.nl/cgi-bin?a=blobdiff_plain;f=backend.c;h=d23ddfb155b03a06db1a52239da4c501923d0aa6;hb=95e01a35642d0569207c3597debc53200949d9ac;hp=8278e5bd511883227bd7c9bd75e8bf80c2e2ccd5;hpb=734ccf35681fc778bd4cee4cd94df4e909b5a497;p=xboard.git diff --git a/backend.c b/backend.c index 8278e5b..d23ddfb 100644 --- a/backend.c +++ b/backend.c @@ -295,7 +295,7 @@ ChessSquare promoSweep = EmptySquare, defaultPromoChoice; int promoDefaultAltered; int keepInfo = 0; /* [HGM] to protect PGN tags in auto-step game analysis */ static int initPing = -1; -static Boolean pieceDefs; +int border; /* [HGM] width of board rim, needed to size seek graph */ /* States for ics_getting_history */ #define H_FALSE 0 @@ -1201,6 +1201,11 @@ InitBackEnd1 () DisplayFatalError(buf, 0, 2); return; + case VariantNormal: /* definitely works! */ + if(strcmp(appData.variant, "normal") && appData.chessProgram) { // [HGM] hope this is an engine-defined variant + safeStrCpy(engineVariant, appData.variant, MSG_SIZ); + return; + } case VariantXiangqi: /* [HGM] repetition rules not implemented */ case VariantFairy: /* [HGM] TestLegality definitely off! */ case VariantGothic: /* [HGM] should work */ @@ -1213,7 +1218,6 @@ InitBackEnd1 () case VariantFalcon: /* [HGM] untested */ case VariantCrazyhouse: /* holdings not shown, ([HGM] fixed that!) offboard interposition not understood */ - case VariantNormal: /* definitely works! */ case VariantWildCastle: /* pieces not automatically shuffled */ case VariantNoCastle: /* pieces not automatically shuffled */ case VariantFischeRandom: /* [HGM] works and shuffles pieces */ @@ -2717,8 +2721,8 @@ DrawSeekGraph () { int i; if(!seekGraphUp) return FALSE; - h = BOARD_HEIGHT * (squareSize + lineGap) + lineGap; - w = BOARD_WIDTH * (squareSize + lineGap) + lineGap; + h = BOARD_HEIGHT * (squareSize + lineGap) + lineGap + 2*border; + w = BOARD_WIDTH * (squareSize + lineGap) + lineGap + 2*border; DrawSeekBackground(0, 0, w, h); DrawSeekAxis(hMargin, h-1-vMargin, w-5, h-1-vMargin); @@ -6028,9 +6032,10 @@ InitPosition (int redraw) gameInfo.boardHeight = 8; gameInfo.holdingsSize = 0; nrCastlingRights = -1; /* [HGM] Kludge to indicate default should be used */ - for(i=0; i appData.adjudicateLossThreshold ) { break; } @@ -8871,7 +8877,6 @@ printf("score=%d count=%d\n",score,count); s = 8 + strlen(buf), buf[s-9] = NULLCHAR, SetCharTable(pieceToChar, buf); ASSIGN(appData.pieceToCharTable, buf); } - if(startedFromSetupPosition) return; dummy = sscanf(message+s, "%dx%d+%d_%s", &w, &h, &hand, varName); if(dummy >= 3) { while(message[s] && message[s++] != ' '); @@ -8881,8 +8886,10 @@ printf("score=%d count=%d\n",score,count); if(dummy == 4) gameInfo.variant = StringToVariant(varName); // parent variant InitPosition(1); // calls InitDrawingSizes to let new parameters take effect if(*buf) SetCharTable(pieceToChar, buf); // do again, for it was spoiled by InitPosition + startedFromSetupPosition = FALSE; } } + if(startedFromSetupPosition) return; ParseFEN(boards[0], &dummy, message+s, FALSE); DrawPosition(TRUE, boards[0]); startedFromSetupPosition = TRUE; @@ -8891,7 +8898,11 @@ printf("score=%d count=%d\n",score,count); if(sscanf(message, "piece %s %s", buf2, buf1) == 2) { ChessSquare piece = WhitePawn; char *p=buf2; - if(cps != &first || appData.testLegality) return; + if(cps != &first || appData.testLegality && *engineVariant == NULLCHAR + /* For variants we don't have */ && gameInfo.variant != VariantBerolina + /* correct rules for, we cannot */ && gameInfo.variant != VariantCylinder + /* enforce legality on our own! */ && gameInfo.variant != VariantUnknown + && gameInfo.variant != VariantFairy ) return; if(*p == '+') piece = CHUPROMOTED WhitePawn, p++; piece += CharToPiece(*p) - WhitePawn; if(piece < EmptySquare) { @@ -9882,6 +9893,7 @@ ApplyMove (int fromX, int fromY, int toX, int toY, int promoChar, Board board) if(gameInfo.variant == VariantBerolina) berolina = EP_BEROLIN_A; oldEP = (signed char)board[EP_STATUS]; board[EP_STATUS] = EP_NONE; + board[EP_FILE] = board[EP_RANK] = 100; if (fromY == DROP_RANK) { /* must be first */ @@ -9916,6 +9928,7 @@ ApplyMove (int fromX, int fromY, int toX, int toY, int promoChar, Board board) 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(toX>BOARD_LEFT && board[toY][toX-1] == BlackPawn && gameInfo.variant != VariantBerolina || toX < fromX) board[EP_STATUS] = toX | berolina; @@ -9928,6 +9941,7 @@ ApplyMove (int fromX, int fromY, int toX, int toY, int promoChar, Board board) 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(toX>BOARD_LEFT && board[toY][toX-1] == WhitePawn && gameInfo.variant != VariantBerolina || toX < fromX) board[EP_STATUS] = toX | berolina; @@ -9937,6 +9951,11 @@ ApplyMove (int fromX, int fromY, int toX, int toY, int promoChar, Board board) } } + if(fromY == 0) board[TOUCHED_W] |= 1< fromX) != (piece == WhiteRook)) { @@ -9970,6 +9990,7 @@ ApplyMove (int fromX, int fromY, int toX, int toY, int promoChar, Board board) } } else if (board[fromY][fromX] == BlackKing && board[toY][toX] == BlackRook || board[fromY][fromX] == BlackRook && board[toY][toX] == BlackKing) { + board[EP_STATUS] = EP_NONE; board[fromY][fromX] = EmptySquare; board[toY][toX] = EmptySquare; if((toX > fromX) != (piece == BlackRook)) { @@ -10003,7 +10024,7 @@ ApplyMove (int fromX, int fromY, int toX, int toY, int promoChar, Board board) board[toY][toX] = (ChessSquare) (PROMOTED board[toY][toX]); board[fromY][fromX] = EmptySquare; } else if ((fromY >= BOARD_HEIGHT>>1) - && (oldEP == toX || oldEP == EP_UNKNOWN || appData.testLegality) + && (oldEP == toX || oldEP == EP_UNKNOWN || appData.testLegality || abs(toX - fromX) > 4) && (toX != fromX) && gameInfo.variant != VariantXiangqi && gameInfo.variant != VariantBerolina @@ -10064,7 +10085,7 @@ ApplyMove (int fromX, int fromY, int toX, int toY, int promoChar, Board board) board[toY][toX] = (ChessSquare) (PROMOTED board[toY][toX]); board[fromY][fromX] = EmptySquare; } else if ((fromY < BOARD_HEIGHT>>1) - && (oldEP == toX || oldEP == EP_UNKNOWN || appData.testLegality) + && (oldEP == toX || oldEP == EP_UNKNOWN || appData.testLegality || abs(toX - fromX) > 4) && (toX != fromX) && gameInfo.variant != VariantXiangqi && gameInfo.variant != VariantBerolina @@ -10133,8 +10154,8 @@ ApplyMove (int fromX, int fromY, int toX, int toY, int promoChar, Board board) p = (int) captured; if (p >= (int) BlackPawn) { p -= (int)BlackPawn; - if(gameInfo.variant == VariantShogi && DEMOTED p >= 0) { - /* in Shogi restore piece to its original first */ + if(DEMOTED p >= 0 && PieceToChar(p) == '+') { + /* Restore shogi-promoted piece to its original first */ captured = (ChessSquare) (DEMOTED captured); p = DEMOTED p; } @@ -10144,7 +10165,7 @@ ApplyMove (int fromX, int fromY, int toX, int toY, int promoChar, Board board) board[p][BOARD_WIDTH-1] = BLACK_TO_WHITE captured; } else { p -= (int)WhitePawn; - if(gameInfo.variant == VariantShogi && DEMOTED p >= 0) { + if(DEMOTED p >= 0 && PieceToChar(p) == '+') { captured = (ChessSquare) (DEMOTED captured); p = DEMOTED p; } @@ -10472,7 +10493,19 @@ InitChessProgram (ChessProgramState *cps, int setup) b = SupportedVariant(cps->variants, gameInfo.variant, gameInfo.boardWidth, gameInfo.boardHeight, gameInfo.holdingsSize, cps->protocolVersion, cps->tidy); if (b == NULL) { - DisplayFatalError(variantError, 0, 1); + VariantClass v; + char c, *q = cps->variants, *p = strchr(q, ','); + if(p) *p = NULLCHAR; + v = StringToVariant(q); + DisplayError(variantError, 0); + if(v != VariantUnknown && cps == &first) { + int w, h, s; + if(sscanf(q, "%dx%d+%d_%c", &w, &h, &s, &c) == 4) // get size overrides the engine needs with it (if any) + appData.NrFiles = w, appData.NrRanks = h, appData.holdingsSize = s, q = strchr(q, '_') + 1; + ASSIGN(appData.variant, q); + Reset(TRUE, FALSE); + } + if(p) *p = ','; return; } @@ -14631,8 +14664,10 @@ TwoMachinesEvent P((void)) if(!SupportedVariant(second.variants, gameInfo.variant, gameInfo.boardWidth, gameInfo.boardHeight, gameInfo.holdingsSize, second.protocolVersion, second.tidy)) { - startingEngine = FALSE; + startingEngine = matchMode = FALSE; DisplayError("second engine does not play this", 0); + gameMode = TwoMachinesPlay; ModeHighlight(); // Needed to make sure menu item is unchecked + EditGameEvent(); // switch back to EditGame mode return; } @@ -15490,6 +15525,7 @@ ForwardInner (int target) seekGraphUp = FALSE; MarkTargetSquares(1); + fromX = fromY = killX = killY = -1; // [HGM] abort any move entry in progress if (gameMode == PlayFromGameFile && !pausing) PauseEvent(); @@ -15608,6 +15644,7 @@ BackwardInner (int target) if (gameMode == EditPosition) return; seekGraphUp = FALSE; MarkTargetSquares(1); + fromX = fromY = killX = killY = -1; // [HGM] abort any move entry in progress if (currentMove <= backwardMostMove) { ClearHighlights(); DrawPosition(full_redraw, boards[currentMove]); @@ -17787,8 +17824,17 @@ PositionToFEN (int move, char *overrideCastling, int moveCounts) while(*p++ = *q++); if(q != overrideCastling+1) p[-1] = ' '; else --p; } else { if(nrCastlingRights) { + int handW=0, handB=0; + if(gameInfo.variant == VariantSChess) { // for S-Chess, all virgin backrank pieces must be listed + for(i=0; i=BOARD_LEFT; i--) + if(boards[move][VIRGIN][i] & VIRGIN_W) *p++ = i + AAA + 'A' - 'a'; + } else { /* [HGM] write directly from rights */ if(boards[move][CASTLING][2] != NoRights && boards[move][CASTLING][0] != NoRights ) @@ -17796,12 +17842,18 @@ PositionToFEN (int move, char *overrideCastling, int moveCounts) if(boards[move][CASTLING][2] != NoRights && boards[move][CASTLING][1] != NoRights ) *p++ = boards[move][CASTLING][1] + AAA + 'A' - 'a'; + } + if(handB) { + for(i=BOARD_RGHT-1; i>=BOARD_LEFT; i--) + if(boards[move][VIRGIN][i] & VIRGIN_B) *p++ = i + AAA; + } else { if(boards[move][CASTLING][5] != NoRights && boards[move][CASTLING][3] != NoRights ) *p++ = boards[move][CASTLING][3] + AAA; if(boards[move][CASTLING][5] != NoRights && boards[move][CASTLING][4] != NoRights ) *p++ = boards[move][CASTLING][4] + AAA; + } } else { /* [HGM] write true castling rights */ @@ -17811,8 +17863,7 @@ PositionToFEN (int move, char *overrideCastling, int moveCounts) boards[move][CASTLING][2] != NoRights ) k = 1, *p++ = 'K'; q = (boards[move][CASTLING][1] == BOARD_LEFT && boards[move][CASTLING][2] != NoRights ); - if(gameInfo.variant == VariantSChess) { // for S-Chess, indicate all vrgin backrank pieces - for(i=j=0; i=BOARD_LEFT+q && j; i--) if((boards[move][0][i] != WhiteKing || k+q == 0) && boards[move][VIRGIN][i] & VIRGIN_W) *p++ = i + AAA + 'A' - 'a'; @@ -17823,8 +17874,7 @@ PositionToFEN (int move, char *overrideCastling, int moveCounts) boards[move][CASTLING][5] != NoRights ) k = 1, *p++ = 'k'; q = (boards[move][CASTLING][4] == BOARD_LEFT && boards[move][CASTLING][5] != NoRights ); - if(gameInfo.variant == VariantSChess) { - for(i=j=0; i=BOARD_LEFT+q && j; i--) if((boards[move][BOARD_HEIGHT-1][i] != BlackKing || k+q == 0) && boards[move][VIRGIN][i] & VIRGIN_B) *p++ = i + AAA;