* Massachusetts.
*
* Enhancements Copyright 1992-2001, 2002, 2003, 2004, 2005, 2006,
- * 2007, 2008, 2009, 2010, 2011, 2012, 2013 Free Software Foundation, Inc.
+ * 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015 Free Software Foundation, Inc.
*
* Enhancements Copyright 2005 Alessandro Scotti
*
#ifdef WIN32
#include <windows.h>
-int flock(int f, int code);
-#define LOCK_EX 2
-#define SLASH '\\'
+ int flock(int f, int code);
+# define LOCK_EX 2
+# define SLASH '\\'
+
+# ifdef ARC_64BIT
+# define EGBB_NAME "egbbdll64.dll"
+# else
+# define EGBB_NAME "egbbdll.dll"
+# endif
#else
-#include <sys/file.h>
-#define SLASH '/'
+# include <sys/file.h>
+# define SLASH '/'
+
+# include <dlfcn.h>
+# ifdef ARC_64BIT
+# define EGBB_NAME "egbbso64.so"
+# else
+# define EGBB_NAME "egbbso.so"
+# endif
+ // kludge to allow Windows code in back-end by converting it to corresponding Linux code
+# define CDECL
+# define HMODULE void *
+# define LoadLibrary(x) dlopen(x, RTLD_LAZY)
+# define GetProcAddress dlsym
#endif
#endif
#include "backendz.h"
#include "evalgraph.h"
+#include "engineoutput.h"
#include "gettext.h"
#ifdef ENABLE_NLS
static void ExcludeClick P((int index));
void ToggleSecond P((void));
void PauseEngine P((ChessProgramState *cps));
-static int NonStandardBoardSize P((void));
+static int NonStandardBoardSize P((VariantClass v, int w, int h, int s));
#ifdef WIN32
extern void ConsoleCreate();
#endif
ChessProgramState *WhitePlayer();
-void InsertIntoMemo P((int which, char *text)); // [HGM] kibitz: in engineo.c
int VerifyDisplayMode P(());
char *GetInfoFromComment( int, char * ); // [HGM] PV time: returns stripped comment
char marker[BOARD_RANKS][BOARD_FILES]; /* [HGM] marks for target squares */
char legal[BOARD_RANKS][BOARD_FILES]; /* [HGM] legal target squares */
char lastMsg[MSG_SIZ];
+char lastTalker[MSG_SIZ];
ChessSquare pieceSweep = EmptySquare;
ChessSquare promoSweep = EmptySquare, defaultPromoChoice;
int promoDefaultAltered;
int keepInfo = 0; /* [HGM] to protect PGN tags in auto-step game analysis */
+static int initPing = -1;
+int border; /* [HGM] width of board rim, needed to size seek graph */
+char bestMove[MSG_SIZ];
+int solvingTime, totalTime;
/* States for ics_getting_history */
#define H_FALSE 0
case VariantGrand:
flags &= ~F_ALL_CASTLE_OK;
break;
+ case VariantChu:
+ case VariantChuChess:
+ case VariantLion:
+ flags |= F_NULL_MOVE;
+ break;
default:
break;
}
+ if(appData.fischerCastling) flags |= F_FRC_TYPE_CASTLING, flags &= ~F_ALL_CASTLE_OK; // [HGM] fischer
return flags;
}
BlackMarshall, BlackAngel, BlackBishop, BlackKnight, EmptySquare }
};
+ChessSquare ChuChessArray[2][BOARD_FILES] = {
+ { WhiteMan, WhiteKnight, WhiteBishop, WhiteCardinal, WhiteLion,
+ WhiteQueen, WhiteDragon, WhiteBishop, WhiteKnight, WhiteMan },
+ { BlackMan, BlackKnight, BlackBishop, BlackDragon, BlackQueen,
+ BlackLion, BlackCardinal, BlackBishop, BlackKnight, BlackMan }
+};
+
#ifdef GOTHIC
ChessSquare GothicArray[2][BOARD_FILES] = {
{ WhiteRook, WhiteKnight, WhiteBishop, WhiteQueen, WhiteMarshall,
ExitAnalyzeMode();
DoSleep( appData.delayBeforeQuit );
SendToProgram("quit\n", cps);
- DoSleep( appData.delayAfterQuit );
- DestroyChildProcess(cps->pr, cps->useSigterm);
+ DestroyChildProcess(cps->pr, 4 + cps->useSigterm);
}
cps->pr = NoProc;
if(appData.debugMode) fprintf(debugFP, "Unload %s\n", cps->which);
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;
cps->reload = FALSE;
+ cps->pseudo = appData.pseudo[n];
/* New features added by Tord: */
cps->useFEN960 = FALSE;
/* [HGM] debug */
cps->debug = FALSE;
+ cps->drawDepth = appData.drawDepth[n];
cps->supportsNPS = UNKNOWN;
cps->memSize = FALSE;
cps->maxCores = FALSE;
static char resetOptions[] =
"-reuse -firstIsUCI false -firstHasOwnBookUCI true -firstTimeOdds 1 "
"-firstInitString \"" INIT_STRING "\" -firstComputerString \"" COMPUTER_STRING "\" "
- "-firstFeatures \"\" -firstLogo \"\" -firstAccumulateTC 1 "
+ "-firstFeatures \"\" -firstLogo \"\" -firstAccumulateTC 1 -fd \".\" "
"-firstOptions \"\" -firstNPS -1 -fn \"\" -firstScoreAbs false";
void
DisplayFatalError(buf, 0, 2);
return;
+ case VariantNormal: /* definitely works! */
+ if(strcmp(appData.variant, "normal") && !appData.noChessProgram) { // [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 */
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 */
case VariantGrand: /* should work */
case VariantSpartan: /* should work */
case VariantLion: /* should work */
+ case VariantChuChess: /* should work */
break;
}
}
char buf[MSG_SIZ];
int err, len;
+ if(!appData.icsActive && !appData.noChessProgram && !appData.matchMode && // mode involves only first engine
+ !strcmp(appData.variant, "normal") && // no explicit variant request
+ appData.NrRanks == -1 && appData.NrFiles == -1 && appData.holdingsSize == -1 && // no size overrides requested
+ !SupportedVariant(first.variants, VariantNormal, 8, 8, 0, first.protocolVersion, "") && // but 'normal' won't work with engine
+ !SupportedVariant(first.variants, VariantFischeRandom, 8, 8, 0, first.protocolVersion, "") ) { // nor will Chess960
+ char c, *q = first.variants, *p = strchr(q, ',');
+ if(p) *p = NULLCHAR;
+ if(StringToVariant(q) != VariantUnknown) { // the engine can play a recognized variant, however
+ 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); // fake user requested the first variant played by the engine
+ Reset(TRUE, FALSE); // and re-initialize
+ }
+ if(p) *p = ',';
+ }
+
InitChessProgram(&first, startedFromSetupPosition);
if(!appData.noChessProgram) { /* [HGM] tidy: redo program version to use name from myname feature */
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++ != '_');
}
found = TRUE;
} else
for (i=0; i<sizeof(variantNames)/sizeof(char*); i++) {
- if (StrCaseStr(e, variantNames[i])) {
+ if (p = StrCaseStr(e, variantNames[i])) {
+ if(p && i >= VariantShogi && (p != e || isalpha(p[strlen(variantNames[i])]))) continue;
v = (VariantClass) i;
found = TRUE;
break;
{
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);
int backup; /* [DM] For zippy color lines */
char *p;
char talker[MSG_SIZ]; // [HGM] chat
- int channel;
+ int channel, collective=0;
connectionAlive = TRUE; // [HGM] alive: I think, therefore I am...
char mess[MSG_SIZ];
snprintf(mess, MSG_SIZ, "%s%s", talker, parse);
OutputChatMessage(chattingPartner, mess);
+ if(collective == 1) { // broadcasted talk also goes to private chatbox of talker
+ int p;
+ talker[strlen(talker+1)-1] = NULLCHAR; // strip closing delimiter
+ for(p=0; p<MAX_CHAT; p++) if(!StrCaseCmp(talker+1, chatPartner[p])) {
+ snprintf(mess, MSG_SIZ, "%s: %s", chatPartner[chattingPartner], parse);
+ OutputChatMessage(p, mess);
+ break;
+ }
+ }
chattingPartner = -1;
- next_out = i+1; // [HGM] suppress printing in ICS window
+ if(collective != 3) next_out = i+1; // [HGM] suppress printing in ICS window
+ collective = 0;
} else
if(!suppressKibitz) // [HGM] kibitz
AppendComment(forwardMostMove, StripHighlight(parse), TRUE);
looking_at(buf, &i, "*(*)(*)(*)(*):") && sscanf(star_match[4], "%d", &channel) == 1 )) {
int p;
sscanf(star_match[0], "%[^(]", talker+1); // strip (C) or (U) off ICS handle
- chattingPartner = -1;
+ chattingPartner = -1; collective = 0;
if(channel >= 0) // channel broadcast; look if there is a chatbox for this channel
for(p=0; p<MAX_CHAT; p++) {
+ collective = 1;
if(chatPartner[p][0] >= '0' && chatPartner[p][0] <= '9' && channel == atoi(chatPartner[p])) {
talker[0] = '['; strcat(talker, "] ");
- Colorize(channel == 1 ? ColorChannel1 : ColorChannel, FALSE);
+ Colorize((channel == 1 ? ColorChannel1 : ColorChannel), FALSE);
chattingPartner = p; break;
}
} else
if(buf[i-3] == 'e') // kibitz; look if there is a KIBITZ chatbox
for(p=0; p<MAX_CHAT; p++) {
+ collective = 1;
if(!strcmp("kibitzes", chatPartner[p])) {
talker[0] = '['; strcat(talker, "] ");
chattingPartner = p; break;
} else
if(buf[i-3] == 'r') // whisper; look if there is a WHISPER chatbox
for(p=0; p<MAX_CHAT; p++) {
+ collective = 1;
if(!strcmp("whispers", chatPartner[p])) {
talker[0] = '['; strcat(talker, "] ");
chattingPartner = p; break;
if(buf[i-3] == 't' || buf[oldi+2] == '>') {// shout, c-shout or it; look if there is a 'shouts' chatbox
if(buf[i-8] == '-' && buf[i-3] == 't')
for(p=0; p<MAX_CHAT; p++) { // c-shout; check if dedicatesd c-shout box exists
+ collective = 1;
if(!strcmp("c-shouts", chatPartner[p])) {
talker[0] = '('; strcat(talker, ") "); Colorize(ColorSShout, FALSE);
chattingPartner = p; break;
}
if(chattingPartner < 0)
for(p=0; p<MAX_CHAT; p++) {
+ collective = 1;
if(!strcmp("shouts", chatPartner[p])) {
if(buf[oldi+2] == '>') { talker[0] = '<'; strcat(talker, "> "); Colorize(ColorShout, FALSE); }
else if(buf[i-8] == '-') { talker[0] = '('; strcat(talker, ") "); Colorize(ColorSShout, FALSE); }
}
if(chattingPartner<0) // if not, look if there is a chatbox for this indivdual
for(p=0; p<MAX_CHAT; p++) if(!StrCaseCmp(talker+1, chatPartner[p])) {
- talker[0] = 0; Colorize(ColorTell, FALSE);
+ talker[0] = 0;
+ Colorize(ColorTell, FALSE);
+ if(collective) safeStrCpy(talker, "broadcasts: ", MSG_SIZ);
+ collective |= 2;
chattingPartner = p; break;
}
- if(chattingPartner<0) i = oldi; else {
+ if(chattingPartner<0) i = oldi, safeStrCpy(lastTalker, talker+1, MSG_SIZ); else {
Colorize(curColor, TRUE); // undo the bogus colorations we just made to trigger the souds
- if(oldi > 0 && buf[oldi-1] == '\n') oldi--;
- if (oldi > next_out) SendToPlayer(&buf[next_out], oldi - next_out);
started = STARTED_COMMENT;
parse_pos = 0; parse[0] = NULLCHAR;
savingComment = 3 + chattingPartner; // counts as TRUE
- suppressKibitz = TRUE;
- continue;
+ if(collective == 3) i = oldi; else {
+ suppressKibitz = TRUE;
+ if(oldi > 0 && buf[oldi-1] == '\n') oldi--;
+ if (oldi > next_out) SendToPlayer(&buf[next_out], oldi - next_out);
+ continue;
+ }
}
} // [HGM] chat: end of patch
parse[parse_pos] = NULLCHAR;
started = STARTED_COMMENT;
savingComment = TRUE;
- } else {
+ } else if(collective != 3) {
started = STARTED_CHATTER;
savingComment = FALSE;
}
default:
break;
case MT_CHECK:
- if(gameInfo.variant != VariantShogi)
+ if(!IS_SHOGI(gameInfo.variant))
strcat(parseList[moveNum - 1], "+");
break;
case MT_CHECKMATE:
char buf[MSG_SIZ];
if(moveList[moveNum][1] == '@' && moveList[moveNum][0] == '@') {
+ if(gameInfo.variant == VariantLion || gameInfo.variant == VariantChuChess || gameInfo.variant == VariantChu) {
+ sprintf(buf, "%s@@@@\n", cps->useUsermove ? "usermove " : "");
+ SendToProgram(buf, cps);
+ return;
+ }
// null move in variant where engine does not understand it (for analysis purposes)
SendBoard(cps, moveNum + 1); // send position after move in stead.
return;
/* Added by Tord: Send castle moves in "O-O" in FRC games if required by
* the engine. It would be nice to have a better way to identify castle
* moves here. */
- if((gameInfo.variant == VariantFischeRandom || gameInfo.variant == VariantCapaRandom)
- && cps->useOOCastle) {
+ if(appData.fischerCastling && cps->useOOCastle) {
int fromX = moveList[moveNum][0] - AAA;
int fromY = moveList[moveNum][1] - ONE;
int toX = moveList[moveNum][2] - AAA;
}
else SendToProgram(moveList[moveNum], cps);
} else
+ if(moveList[moveNum][4] == ';') { // [HGM] lion: move is double-step over intermediate square
+ char *m = moveList[moveNum];
+ if((boards[moveNum][m[6]-ONE][m[5]-AAA] < BlackPawn) == (boards[moveNum][m[1]-ONE][m[0]-AAA] < BlackPawn)) // move is kludge to indicate castling
+ snprintf(buf, MSG_SIZ, "%c%d%c%d,%c%d%c%d\n", m[0], m[1] - '0', // convert to two moves
+ m[2], m[3] - '0',
+ m[5], m[6] - '0',
+ m[2] + (m[0] > m[5] ? 1 : -1), m[3] - '0');
+ else
+ snprintf(buf, MSG_SIZ, "%c%d%c%d,%c%d%c%d\n", m[0], m[1] - '0', // convert to two moves
+ m[5], m[6] - '0',
+ m[5], m[6] - '0',
+ m[2], m[3] - '0');
+ SendToProgram(buf, cps);
+ } else
if(BOARD_HEIGHT > 10) { // [HGM] big: convert ranks to double-digit where needed
if(moveList[moveNum][1] == '@' && (BOARD_HEIGHT < 16 || moveList[moveNum][0] <= 'Z')) { // drop move
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);
case WhitePromotion:
case BlackPromotion:
if(gameInfo.variant == VariantShatranj || gameInfo.variant == VariantCourier ||
- gameInfo.variant == VariantMakruk || gameInfo.variant == VariantASEAN)
+ gameInfo.variant == VariantMakruk)
snprintf(user_move, MSG_SIZ, "%c%c%c%c=%c\n",
AAA + fromX, ONE + fromY, AAA + toX, ONE + toY,
PieceToChar(WhiteFerz));
SendToICS(ics_type == ICS_ICC ? "tag result Game in progress\n" : "commit\n");
}
-int killX = -1, killY = -1; // [HGM] lion: used for passing e.p. capture square to MakeMove
+int killX = -1, killY = -1, kill2X = -1, kill2Y = -1; // [HGM] lion: used for passing e.p. capture square to MakeMove
+int legNr = 1;
void
-CoordsToComputerAlgebraic (int rf, int ff, int rt, int ft, char promoChar, char move[7])
+CoordsToComputerAlgebraic (int rf, int ff, int rt, int ft, char promoChar, char move[9])
{
if (rf == DROP_RANK) {
if(ff == EmptySquare) sprintf(move, "@@@@\n"); else // [HGM] pass
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);
+ if(killX >= 0 && killY >= 0) {
+ sprintf(move+4, ";%c%c\n", AAA + killX, ONE + killY);
+ if(kill2X >= 0 && kill2Y >= 0) sprintf(move+7, "%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);
}
-static int lastX, lastY, lastLeftX, lastLeftY, selectFlag, dragging;
+static int lastX, lastY, lastLeftX, lastLeftY, selectFlag;
+int dragging;
static ClickType lastClickType;
+int
+Partner (ChessSquare *p)
+{ // change piece into promotion partner if one shogi-promotes to the other
+ int stride = gameInfo.variant == VariantChu ? 22 : 11;
+ ChessSquare partner;
+ partner = (*p/stride & 1 ? *p - stride : *p + stride);
+ if(PieceToChar(*p) != '+' && PieceToChar(partner) != '+') return 0;
+ *p = partner;
+ return 1;
+}
+
void
Sweep (int step)
{
ChessSquare king = WhiteKing, pawn = WhitePawn, last = promoSweep;
+ static int toggleFlag;
if(gameInfo.variant == VariantKnightmate) king = WhiteUnicorn;
if(gameInfo.variant == VariantSuicide || gameInfo.variant == VariantGiveaway) king = EmptySquare;
if(promoSweep >= BlackPawn) king = WHITE_TO_BLACK king, pawn = WHITE_TO_BLACK pawn;
if(gameInfo.variant == VariantSpartan && pawn == BlackPawn) pawn = BlackLance, king = EmptySquare;
- if(fromY != BOARD_HEIGHT-2 && fromY != 1) pawn = EmptySquare;
+ if(fromY != BOARD_HEIGHT-2 && fromY != 1 && gameInfo.variant != VariantChuChess) pawn = EmptySquare;
+ if(!step) toggleFlag = Partner(&last); // piece has shogi-promotion
do {
- promoSweep -= step;
+ if(step && !(toggleFlag && Partner(&promoSweep))) promoSweep -= step;
if(promoSweep == EmptySquare) promoSweep = BlackPawn; // wrap
else if((int)promoSweep == -1) promoSweep = WhiteKing;
- else if(promoSweep == BlackPawn && step < 0) promoSweep = WhitePawn;
- else if(promoSweep == WhiteKing && step > 0) promoSweep = BlackKing;
+ else if(promoSweep == BlackPawn && step < 0 && !toggleFlag) promoSweep = WhitePawn;
+ else if(promoSweep == WhiteKing && step > 0 && !toggleFlag) promoSweep = BlackKing;
if(!step) step = -1;
} while(PieceToChar(promoSweep) == '.' || PieceToChar(promoSweep) == '~' || promoSweep == pawn ||
- appData.testLegality && (promoSweep == king || promoSweep == WhiteLion || promoSweep == BlackLion) ||
- IS_SHOGI(gameInfo.variant) && promoSweep != CHUPROMOTED last && last != CHUPROMOTED promoSweep && last != promoSweep);
+ !toggleFlag && PieceToChar(promoSweep) == '+' || // skip promoted versions of other
+ appData.testLegality && (promoSweep == king || gameInfo.variant != VariantChuChess &&
+ (promoSweep == WhiteLion || promoSweep == BlackLion)));
if(toX >= 0) {
int victim = boards[currentMove][toY][toX];
boards[currentMove][toY][toX] = promoSweep;
case BlackASideCastleFR:
/* End of code added by Tord */
case IllegalMove: /* bug or odd chess variant */
+ if(currentMoveString[1] == '@') { // illegal drop
+ *fromX = WhiteOnMove(moveNum) ?
+ (int) CharToPiece(ToUpper(currentMoveString[0])) :
+ (int) CharToPiece(ToLower(currentMoveString[0]));
+ goto drop;
+ }
*fromX = currentMoveString[0] - AAA;
*fromY = currentMoveString[1] - ONE;
*toX = currentMoveString[2] - AAA;
if (appData.testLegality) {
return (*moveType != IllegalMove);
} else {
- return !(*fromX == *toX && *fromY == *toY) && boards[moveNum][*fromY][*fromX] != EmptySquare &&
+ return !(*fromX == *toX && *fromY == *toY && killX < 0) && boards[moveNum][*fromY][*fromX] != EmptySquare &&
+ // [HGM] lion: if this is a double move we are less critical
WhiteOnMove(moveNum) == (boards[moveNum][*fromY][*fromX] < BlackPawn);
}
*fromX = *moveType == WhiteDrop ?
(int) CharToPiece(ToUpper(currentMoveString[0])) :
(int) CharToPiece(ToLower(currentMoveString[0]));
+ drop:
*fromY = DROP_RANK;
*toX = currentMoveString[2] - AAA;
*toY = currentMoveString[3] - ONE;
} else if(strstr(buf+lineStart, "exclude:") == buf+lineStart) { // exclude moves clicked
ExcludeClick(origIndex - lineStart);
return FALSE;
+ } else if(!strncmp(buf+lineStart, "dep\t", 4)) { // column headers clicked
+ Collapse(origIndex - lineStart);
+ return FALSE;
}
ParsePV(buf+startPV, FALSE, gameMode != AnalyzeMode);
*start = startPV; *end = index-1;
- extendGame = (gameMode == AnalyzeMode && appData.autoExtend);
+ extendGame = (gameMode == AnalyzeMode && appData.autoExtend && origIndex - startPV < 5);
return TRUE;
}
}
int
-SetCharTable (char *table, const char * map)
+ptclen (const char *s, char *escapes)
+{
+ int n = 0;
+ if(!*escapes) return strlen(s);
+ while(*s) n += (*s != ':' && !strchr(escapes, *s)), s++;
+ return n;
+}
+
+int
+SetCharTableEsc (unsigned char *table, const char * map, char * escapes)
/* [HGM] moved here from winboard.c because of its general usefulness */
/* Basically a safe strcpy that uses the last character as King */
{
int result = FALSE; int NrPieces;
- if( map != NULL && (NrPieces=strlen(map)) <= (int) EmptySquare
+ if( map != NULL && (NrPieces=ptclen(map, escapes)) <= (int) EmptySquare
&& NrPieces >= 12 && !(NrPieces&1)) {
- int i; /* [HGM] Accept even length from 12 to 34 */
+ int i, j = 0; /* [HGM] Accept even length from 12 to 88 */
for( i=0; i<(int) EmptySquare; i++ ) table[i] = '.';
for( i=0; i<NrPieces/2-1; i++ ) {
- table[i] = map[i];
- table[i + (int)BlackPawn - (int) WhitePawn] = map[i+NrPieces/2];
+ char *p;
+ if(map[j] == ':' && *escapes) i = CHUPROMOTED WhitePawn, j++;
+ table[i] = map[j++];
+ if(p = strchr(escapes, map[j])) j++, table[i] += 64*(p - escapes + 1);
}
- table[(int) WhiteKing] = map[NrPieces/2-1];
- table[(int) BlackKing] = map[NrPieces-1];
+ table[(int) WhiteKing] = map[j++];
+ for( i=0; i<NrPieces/2-1; i++ ) {
+ char *p;
+ if(map[j] == ':' && *escapes) i = CHUPROMOTED WhitePawn, j++;
+ table[WHITE_TO_BLACK i] = map[j++];
+ if(p = strchr(escapes, map[j])) j++, table[WHITE_TO_BLACK i] += 64*(p - escapes + 1);
+ }
+ table[(int) BlackKing] = map[j++];
result = TRUE;
}
return result;
}
+int
+SetCharTable (unsigned char *table, const char * map)
+{
+ return SetCharTableEsc(table, map, "");
+}
+
void
Prelude (Board board)
{ // [HGM] superchess: random selection of exo-pieces
oldh = gameInfo.holdingsWidth;
static int oldv;
- if(appData.icsActive) shuffleOpenings = FALSE; // [HGM] shuffle: in ICS mode, only shuffle on ICS request
+ if(appData.icsActive) shuffleOpenings = appData.fischerCastling = FALSE; // [HGM] shuffle: in ICS mode, only shuffle on ICS request
/* [AS] Initialize pv info list [HGM] and game status */
{
gameInfo.boardHeight = 8;
gameInfo.holdingsSize = 0;
nrCastlingRights = -1; /* [HGM] Kludge to indicate default should be used */
- for(i=0; i<BOARD_FILES-2; i++)
+ for(i=0; i<BOARD_FILES-6; i++)
initialPosition[CASTLING][i] = initialRights[i] = NoRights; /* but no rights yet */
initialPosition[EP_STATUS] = EP_NONE;
+ initialPosition[TOUCHED_W] = initialPosition[TOUCHED_B] = 0;
SetCharTable(pieceToChar, "PNBRQ...........Kpnbrq...........k");
if(startVariant == gameInfo.variant) // [HGM] nicks: enable nicknames in original variant
SetCharTable(pieceNickName, appData.pieceNickNames);
switch (gameInfo.variant) {
case VariantFischeRandom:
shuffleOpenings = TRUE;
+ appData.fischerCastling = TRUE;
default:
break;
case VariantShatranj:
break;
case VariantCapaRandom:
shuffleOpenings = TRUE;
+ appData.fischerCastling = TRUE;
case VariantCapablanca:
pieces = CapablancaArray;
gameInfo.boardWidth = 10;
case VariantFalcon:
pieces = FalconArray;
gameInfo.boardWidth = 10;
- SetCharTable(pieceToChar, "PNBRQ.............FKpnbrq.............fk");
+ SetCharTable(pieceToChar, "PNBRQ............FKpnbrq............fk");
break;
case VariantXiangqi:
pieces = XiangqiArray;
gameInfo.boardWidth = 12;
gameInfo.boardHeight = 12;
nrCastlingRights = 0;
- SetCharTable(pieceToChar, "P.BRQSEXOGCATHD.VMLIFN+.++.++++++++++.+++++K"
- "p.brqsexogcathd.vmlifn+.++.++++++++++.+++++k");
+ SetCharTableEsc(pieceToChar, "P.BRQSEXOGCATHD.VMLIFN:+.++.++++++++++.+++++K"
+ "p.brqsexogcathd.vmlifn:+.++.++++++++++.+++++k", SUFFIXES);
break;
case VariantCourier:
pieces = CourierArray;
pieces = lionArray;
SetCharTable(pieceToChar, "PNBRQ................LKpnbrq................lk");
break;
+ case VariantChuChess:
+ pieces = ChuChessArray;
+ gameInfo.boardWidth = 10;
+ gameInfo.boardHeight = 10;
+ SetCharTable(pieceToChar, "PNBRQ.....M.+++......LKpnbrq.....m.+++......lk");
+ break;
case VariantFairy:
pieces = fairyArray;
SetCharTable(pieceToChar, "PNBRQFEACWMOHIJGDVLSUKpnbrqfeacwmohijgdvlsuk");
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 == VariantMakruk || gameInfo.variant == VariantASEAN ||
+ gameInfo.variant == VariantGrand || gameInfo.variant == VariantChuChess) pawnRow = 2;
if(gameInfo.variant == VariantChu) pawnRow = 3;
/* User pieceToChar list overrules defaults */
if(appData.pieceToCharTable != NULL)
- SetCharTable(pieceToChar, appData.pieceToCharTable);
+ SetCharTableEsc(pieceToChar, appData.pieceToCharTable, SUFFIXES);
for( j=0; j<BOARD_WIDTH; j++ ) { ChessSquare s = EmptySquare;
initialPosition[i][j] = s;
if(j < BOARD_LEFT || j >= BOARD_RGHT || overrule) continue;
- initialPosition[gameInfo.variant == VariantGrand][j] = pieces[0][j-gameInfo.holdingsWidth];
+ initialPosition[gameInfo.variant == VariantGrand || gameInfo.variant == VariantChuChess][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) {
initialPosition[BOARD_HEIGHT-1-i][j] = pieces[2*i+1][j-gameInfo.holdingsWidth];
}
}
- if(gameInfo.variant == VariantGrand) {
+ if(gameInfo.variant == VariantGrand || gameInfo.variant == VariantChuChess) {
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];
+ initialPosition[BOARD_HEIGHT-1-(gameInfo.variant == VariantGrand || gameInfo.variant == VariantChuChess)][j] = pieces[1][j-gameInfo.holdingsWidth];
}
+ if(gameInfo.variant == VariantChuChess) initialPosition[0][BOARD_WIDTH/2] = WhiteKing, initialPosition[BOARD_HEIGHT-1][BOARD_WIDTH/2-1] = BlackKing;
if( (gameInfo.variant == VariantShogi) && !overrule ) {
j=BOARD_LEFT+1;
{
ChessSquare result;
if(gameInfo.variant == VariantShatranj || gameInfo.variant == VariantCourier ||
- gameInfo.variant == VariantMakruk || gameInfo.variant == VariantASEAN)
+ gameInfo.variant == VariantMakruk)
result = WhiteFerz; // no choice
+ else if(gameInfo.variant == VariantASEAN)
+ result = WhiteRook; // no choice
else if(gameInfo.variant == VariantSuicide || gameInfo.variant == VariantGiveaway)
result= WhiteKing; // in Suicide Q is the last thing we want
else if(gameInfo.variant == VariantSpartan)
/* [HGM] rewritten IsPromotion to only flag promotions that offer a choice */
/* [HGM] add Shogi promotions */
int promotionZoneSize=1, highestPromotingPiece = (int)WhitePawn;
- ChessSquare piece;
+ ChessSquare piece, partner;
ChessMove moveType;
Boolean premove;
promotionZoneSize = BOARD_HEIGHT/3;
highestPromotingPiece = (p >= WhiteLion || PieceToChar(piece + 22) == '.') ? WhitePawn : WhiteLion;
} else if(gameInfo.variant == VariantShogi) {
- promotionZoneSize = BOARD_HEIGHT/3;
+ promotionZoneSize = BOARD_HEIGHT/3 +(BOARD_HEIGHT == 8);
highestPromotingPiece = (int)WhiteAlfil;
- } else if(gameInfo.variant == VariantMakruk || gameInfo.variant == VariantGrand) {
+ } else if(gameInfo.variant == VariantMakruk || gameInfo.variant == VariantGrand || gameInfo.variant == VariantChuChess) {
promotionZoneSize = 3;
}
- // Treat Lance as Pawn when it is not representing Amazon
- if(gameInfo.variant != VariantSuper) {
+ // Treat Lance as Pawn when it is not representing Amazon or Lance
+ if(gameInfo.variant != VariantSuper && gameInfo.variant != VariantChu) {
if(piece == WhiteLance) piece = WhitePawn; else
if(piece == BlackLance) piece = BlackPawn;
}
if((int)piece >= BlackPawn) {
if(toY >= promotionZoneSize && fromY >= promotionZoneSize)
return FALSE;
+ if(fromY < promotionZoneSize && gameInfo.variant == VariantChuChess) return FALSE;
highestPromotingPiece = WHITE_TO_BLACK highestPromotingPiece;
} else {
if( toY < BOARD_HEIGHT - promotionZoneSize &&
fromY < BOARD_HEIGHT - promotionZoneSize) return FALSE;
+ if(fromY >= BOARD_HEIGHT - promotionZoneSize && gameInfo.variant == VariantChuChess)
+ return FALSE;
}
if( (int)piece > highestPromotingPiece ) return FALSE; // non-promoting piece
// we either have a choice what to promote to, or (in Shogi) whether to promote
if(gameInfo.variant == VariantShatranj || gameInfo.variant == VariantCourier ||
- gameInfo.variant == VariantMakruk || gameInfo.variant == VariantASEAN) {
- *promoChoice = PieceToChar(BlackFerz); // no choice
+ gameInfo.variant == VariantMakruk) {
+ ChessSquare p=BlackFerz; // no choice
+ while(p < EmptySquare) { //but make sure we use piece that exists
+ *promoChoice = PieceToChar(p++);
+ if(*promoChoice != '.') break;
+ }
return FALSE;
}
// no sense asking what we must promote to if it is going to explode...
}
// give caller the default choice even if we will not make it
*promoChoice = ToLower(PieceToChar(defaultPromoChoice));
- if(IS_SHOGI(gameInfo.variant)) *promoChoice = (defaultPromoChoice == piece ? '=' : '+');
+ partner = piece; // pieces can promote if the pieceToCharTable says so
+ if(IS_SHOGI(gameInfo.variant)) *promoChoice = (defaultPromoChoice == piece && sweepSelect ? '=' : '+'); // obsolete?
+ else if(Partner(&partner)) *promoChoice = (defaultPromoChoice == piece && sweepSelect ? NULLCHAR : '+');
if( sweepSelect && gameInfo.variant != VariantGreat
&& gameInfo.variant != VariantGrand
&& gameInfo.variant != VariantSuper) return FALSE;
gameMode == IcsPlayingBlack && WhiteOnMove(currentMove);
if(appData.testLegality && !premove) {
moveType = LegalityTest(boards[currentMove], PosFlags(currentMove),
- fromY, fromX, toY, toX, IS_SHOGI(gameInfo.variant) ? '+' : NULLCHAR);
+ fromY, fromX, toY, toX, IS_SHOGI(gameInfo.variant) || gameInfo.variant == VariantChuChess ? '+' : NULLCHAR);
+ if(moveType == IllegalMove) *promoChoice = NULLCHAR; // could be the fact we promoted was illegal
if(moveType != WhitePromotion && moveType != BlackPromotion)
return FALSE;
}
char lastLoadGameTitle[MSG_SIZ], lastLoadPositionTitle[MSG_SIZ];
ChessMove lastLoadGameStart = EndOfFile;
int doubleClick;
+Boolean addToBookFlag;
void
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) {
+ if(!appData.pieceMenu && toX == fromX && toY == fromY && boards[0][rf][ff] != EmptySquare) {
+ ChessSquare q, p = boards[0][rf][ff];
+ if(p >= BlackPawn) p = BLACK_TO_WHITE p;
+ if(CHUPROMOTED p < BlackPawn) p = q = CHUPROMOTED boards[0][rf][ff];
+ else p = CHUDEMOTED (q = boards[0][rf][ff]);
+ if(PieceToChar(q) == '+') gatingPiece = p;
+ }
boards[0][toY][toX] = boards[0][fromY][fromX];
if(fromX == BOARD_LEFT-2) { // handle 'moves' out of holdings
if(boards[0][fromY][0] != EmptySquare) {
return;
}
- if(toX < 0 || toY < 0) return;
+ if((toX < 0 || toY < 0) && (fromY != DROP_RANK || fromX != EmptySquare)) return;
pup = boards[currentMove][toY][toX];
/* [HGM] If move started in holdings, it means a drop. Convert to standard form */
// holdings might not be sent yet in ICS play; we have to figure out which piece belongs here
if(fromX == 0) fromY = BOARD_HEIGHT-1 - fromY; // black holdings upside-down
fromX = fromX ? WhitePawn : BlackPawn; // first piece type in selected holdings
- while(PieceToChar(fromX) == '.' || PieceToNumber(fromX) != fromY && fromX != (int) EmptySquare) fromX++;
+ while(PieceToChar(fromX) == '.' || PieceToChar(fromX) == '+' || PieceToNumber(fromX) != fromY && fromX != (int) EmptySquare) fromX++;
fromY = DROP_RANK;
}
moveType = LegalityTest(boards[currentMove], PosFlags(currentMove),
fromY, fromX, toY, toX, promoChar);
- if(fromY == DROP_RANK && fromX == EmptySquare && (gameMode == AnalyzeMode || gameMode == EditGame)) moveType = NormalMove;
+ if(fromY == DROP_RANK && fromX == EmptySquare && (gameMode == AnalyzeMode || gameMode == EditGame || PosFlags(0) & F_NULL_MOVE)) moveType = NormalMove;
/* [HGM] but possibly ignore an IllegalMove result */
if (appData.testLegality) {
return;
}
+ if(addToBookFlag) { // adding moves to book
+ char buf[MSG_SIZ], move[MSG_SIZ];
+ CoordsToAlgebraic(boards[currentMove], PosFlags(currentMove), fromY, fromX, toY, toX, promoChar, move);
+ if(killX >= 0) snprintf(move, MSG_SIZ, "%c%dx%c%d-%c%d", fromX + AAA, fromY + ONE - '0', killX + AAA, killY + ONE - '0', toX + AAA, toY + ONE - '0');
+ snprintf(buf, MSG_SIZ, " 0.0%% 1 %s\n", move);
+ AddBookMove(buf);
+ addToBookFlag = FALSE;
+ ClearHighlights();
+ return;
+ }
+
FinishMove(moveType, fromX, fromY, toX, toY, promoChar);
}
DrawPosition(TRUE, NULL);
}
+static char baseMarker[BOARD_RANKS][BOARD_FILES], baseLegal[BOARD_RANKS][BOARD_FILES];
+
void
Mark (Board board, int flags, ChessMove kind, int rf, int ff, int rt, int ft, VOIDSTAR closure)
{
typedef char Markers[BOARD_RANKS][BOARD_FILES];
Markers *m = (Markers *) closure;
- if(rf == fromY && ff == fromX && (killX < 0 && !(rt == rf && ft == ff) || abs(ft-killX) < 2 && abs(rt-killY) < 2))
+ if(rf == fromY && ff == fromX && (killX < 0 ? !(rt == rf && ft == ff) && legNr & 1 : rt == killY && ft == killX || legNr & 2))
(*m)[rt][ft] = 1 + (board[rt][ft] != EmptySquare
|| kind == WhiteCapturesEnPassant
- || kind == BlackCapturesEnPassant) + 3*(kind == FirstLeg && killX < 0);
- else if(flags & F_MANDATORY_CAPTURE && board[rt][ft] != EmptySquare) (*m)[rt][ft] = 3;
+ || kind == BlackCapturesEnPassant) + 3*(kind == FirstLeg && killX < 0), legal[rt][ft] = 1;
+ else if(flags & F_MANDATORY_CAPTURE && board[rt][ft] != EmptySquare) (*m)[rt][ft] = 3, legal[rt][ft] = 1;
}
+static int hoverSavedValid;
+
void
MarkTargetSquares (int clear)
{
int x, y, sum=0;
if(clear) { // no reason to ever suppress clearing
for(x=0; x<BOARD_WIDTH; x++) for(y=0; y<BOARD_HEIGHT; y++) sum += marker[y][x], marker[y][x] = 0;
+ hoverSavedValid = 0;
if(!sum) return; // nothing was cleared,no redraw needed
} else {
int capt = 0;
if(!appData.markers || !appData.highlightDragging || appData.icsActive && gameInfo.variant < VariantShogi ||
- !appData.testLegality || gameMode == EditPosition) return;
+ !appData.testLegality && !pieceDefs || gameMode == EditPosition) return;
GenLegal(boards[currentMove], PosFlags(currentMove), Mark, (void*) marker, EmptySquare);
if(PosFlags(0) & F_MANDATORY_CAPTURE) {
for(x=0; x<BOARD_WIDTH; x++) for(y=0; y<BOARD_HEIGHT; y++) if(marker[y][x]>1) capt++;
int
CanPromote (ChessSquare piece, int y)
{
+ int zone = (gameInfo.variant == VariantChuChess ? 3 : 1);
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(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;
- return (piece == BlackPawn && y == 1 ||
- piece == WhitePawn && y == BOARD_HEIGHT-2 ||
- piece == BlackLance && y == 1 ||
- piece == WhiteLance && y == BOARD_HEIGHT-2 );
+ gameInfo.variant == VariantMakruk) return FALSE;
+ return (piece == BlackPawn && y <= zone ||
+ piece == WhitePawn && y >= BOARD_HEIGHT-1-zone ||
+ piece == BlackLance && y <= zone ||
+ piece == WhiteLance && y >= BOARD_HEIGHT-1-zone );
}
void
HoverEvent (int xPix, int yPix, int x, int y)
{
- static char baseMarker[BOARD_RANKS][BOARD_FILES], baseLegal[BOARD_RANKS][BOARD_FILES];
static int oldX = -1, oldY = -1, oldFromX = -1, oldFromY = -1;
int r, f;
- if(dragging == 2) DragPieceMove(xPix, yPix); // [HGM] lion: drag without button for second leg
if(!first.highlight) return;
if(fromX != oldFromX || fromY != oldFromY) oldX = oldY = -1; // kludge to fake entry on from-click
if(x == oldX && y == oldY) return; // only do something if we enter new square
oldFromX = fromX; oldFromY = fromY;
- if(oldX == -1 && oldY == -1 && x == fromX && y == fromY) // record markings after from-change
+ if(oldX == -1 && oldY == -1 && x == fromX && y == fromY) { // record markings after from-change
for(r=0; r<BOARD_HEIGHT; r++) for(f=BOARD_LEFT; f<BOARD_RGHT; f++)
baseMarker[r][f] = marker[r][f], baseLegal[r][f] = legal[r][f];
- else if(oldX != x || oldY != y) {
+ hoverSavedValid = 1;
+ } else if(oldX != x || oldY != y) {
// [HGM] lift: entered new to-square; redraw arrow, and inform engine
+ if(hoverSavedValid) // don't restore markers that are supposed to be cleared
for(r=0; r<BOARD_HEIGHT; r++) for(f=BOARD_LEFT; f<BOARD_RGHT; f++)
marker[r][f] = baseMarker[r][f], legal[r][f] = baseLegal[r][f];
if((marker[y][x] == 2 || marker[y][x] == 6) && legal[y][x]) {
char buf[MSG_SIZ]; // Inform engine of what user does
int r, f;
if(action[0] == 'l') // mark any target square of a lifted piece as legal to-square, clear markers
- for(r=0; r<BOARD_HEIGHT; r++) for(f=BOARD_LEFT; f<BOARD_RGHT; f++) legal[r][f] = 1, marker[r][f] = 0;
+ for(r=0; r<BOARD_HEIGHT; r++) for(f=BOARD_LEFT; f<BOARD_RGHT; f++)
+ legal[r][f] = !pieceDefs || !appData.markers, marker[r][f] = 0;
if(!first.highlight || gameMode == EditPosition) return;
snprintf(buf, MSG_SIZ, "%s %c%d%s\n", action, x+AAA, y+ONE-'0', controlKey && action[0]=='p' ? "," : "");
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)
{
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) {
x = BOARD_WIDTH - 1 - x;
}
+ if(appData.monoMouse && gameMode == EditPosition && fromX < 0 && 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
return;
}
}
-
+printf("to click %d,%d\n",x,y);
/* fromX != -1 */
if (clickType == Press && gameMode != EditPosition) {
ChessSquare fromP;
/* Check if clicking again on the same color piece */
fromP = boards[currentMove][fromY][fromX];
toP = boards[currentMove][y][x];
- frc = gameInfo.variant == VariantFischeRandom || gameInfo.variant == VariantCapaRandom || gameInfo.variant == VariantSChess;
+ frc = appData.fischerCastling || gameInfo.variant == VariantSChess;
if( (killX < 0 || x != fromX || y != fromY) && // [HGM] lion: do not interpret igui as deselect!
+ marker[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) &&
else gatingPiece = doubleClick ? fromP : EmptySquare;
fromX = x;
fromY = y; dragging = 1;
- ReportClick("lift", x, y);
+ if(!second) ReportClick("lift", x, y);
MarkTargetSquares(0);
DragPieceBegin(xPix, yPix, FALSE);
if(appData.sweepSelect && CanPromote(piece = boards[currentMove][y][x], y)) {
// ignore clicks on holdings
if(x < BOARD_LEFT || x >= BOARD_RGHT) return;
}
+printf("A type=%d\n",clickType);
+
+ if(x == fromX && y == fromY && gameMode == EditPosition && SubtractTimeMarks(&lastClickTime, &prevClickTime) < 200) {
+ gatingPiece = boards[currentMove][fromY][fromX]; // prepare to copy rather than move
+ return;
+ }
- if (clickType == Release && x == fromX && y == fromY && killX < 0) {
+ if (clickType == Release && x == fromX && y == fromY && killX < 0 && !sweepSelecting) {
DragPieceEnd(xPix, yPix); dragging = 0;
if(clearFlag) {
// a deferred attempt to click-click move an empty square on top of a piece
/* Undo animation damage if any */
DrawPosition(FALSE, NULL);
}
- if (second || sweepSelecting) {
+ if (second) {
/* Second up/down in same square; just abort move */
- if(sweepSelecting) DrawPosition(FALSE, boards[currentMove]);
- second = sweepSelecting = 0;
+ second = 0;
fromX = fromY = -1;
gatingPiece = EmptySquare;
MarkTargetSquares(1);
}
clearFlag = 0;
-
- if(gameMode != EditPosition && !appData.testLegality && !legal[y][x] && (x != killX || y != killY) && !sweepSelecting) {
+printf("B\n");
+ if(gameMode != EditPosition && !appData.testLegality && !legal[y][x] &&
+ fromX >= BOARD_LEFT && fromX < BOARD_RGHT && (x != killX || y != killY) && !sweepSelecting) {
if(dragging) DragPieceEnd(xPix, yPix), dragging = 0;
DisplayMessage(_("only marked squares are legal"),"");
DrawPosition(TRUE, NULL);
return; // ignore to-click
}
-
+printf("(%d,%d)-(%d,%d) %d %d\n",fromX,fromY,toX,toY,x,y);
/* we now have a different from- and (possibly off-board) to-square */
/* Completed move */
if(!sweepSelecting) {
toY = y;
}
+ piece = boards[currentMove][fromY][fromX];
+
saveAnimate = appData.animate;
if (clickType == Press) {
+ if(gameInfo.variant == VariantChuChess && piece != WhitePawn && piece != BlackPawn) defaultPromoChoice = piece;
if(gameMode == EditPosition && boards[currentMove][fromY][fromX] == EmptySquare) {
// must be Edit Position mode with empty-square selected
fromX = x; fromY = y; DragPieceBegin(xPix, yPix, FALSE); dragging = 1; // consider this a new attempt to drag
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
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(CHUPROMOTED piece) == '+') promoSweep = CHUPROMOTED piece;
+ if(gameInfo.variant != VariantChuChess && 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;
ClearHighlights();
}
} else if(sweepSelecting) { // this must be the up-click corresponding to the down-click that started the sweep
- sweepSelecting = 0;
+ sweepSelecting = 0; appData.animate = FALSE; // do not animate, a selected piece already on to-square
if (appData.animate || appData.highlightLastMove) {
SetHighlights(fromX, fromY, toX, toY);
} else {
ClearHighlights();
}
#endif
+ if(gameInfo.variant == VariantChuChess && piece != WhitePawn && piece != BlackPawn) defaultPromoChoice = piece;
if(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 {
+ if(x == killX && y == killY) killX = kill2X, killY = kill2Y, kill2X = kill2Y = -1; // cancel last kill
+ else {
+ kill2X = killX; kill2Y = killY;
killX = x; killY = y; //remeber this square as intermediate
- MarkTargetSquares(0);
ReportClick("put", x, y); // and inform engine
ReportClick("lift", x, y);
+ MarkTargetSquares(0);
return;
}
}
if(gatingPiece != EmptySquare && gameInfo.variant == VariantSChess) promoChoice = ToLower(PieceToChar(gatingPiece));
- if (HasPromotionChoice(fromX, fromY, toX, toY, &promoChoice, appData.sweepSelect)) {
+ if(legal[toY][toX] == 2) promoChoice = ToLower(PieceToChar(defaultPromoChoice)); // highlight-induced promotion
+
+ if (legal[toY][toX] == 2 && !appData.sweepSelect || HasPromotionChoice(fromX, fromY, toX, toY, &promoChoice, appData.sweepSelect)) {
SetHighlights(fromX, fromY, toX, toY);
MarkTargetSquares(1);
if(gameInfo.variant == VariantSuper || gameInfo.variant == VariantGreat || gameInfo.variant == VariantGrand) {
DisplayMessage("Click in holdings to choose piece", "");
return;
}
- PromotionPopUp();
+ PromotionPopUp(promoChoice);
} else {
int oldMove = currentMove;
UserMoveEvent(fromX, fromY, toX, toY, promoChoice);
case MT_NONE:
default:
break;
+ case MT_STEALMATE:
case MT_STALEMATE:
case MT_STAINMATE:
reason = "Xboard adjudication: Stalemate";
return 0;
}
+typedef int (CDECL *PPROBE_EGBB) (int player, int *piece, int *square);
+typedef int (CDECL *PLOAD_EGBB) (char *path, int cache_size, int load_options);
+static int egbbCode[] = { 6, 5, 4, 3, 2, 1 };
+
+static int
+BitbaseProbe ()
+{
+ int pieces[10], squares[10], cnt=0, r, f, res;
+ static int loaded;
+ static PPROBE_EGBB probeBB;
+ if(!appData.testLegality) return 10;
+ if(BOARD_HEIGHT != 8 || BOARD_RGHT-BOARD_LEFT != 8) return 12;
+ if(gameInfo.holdingsSize && gameInfo.variant != VariantSuper && gameInfo.variant != VariantSChess) return 12;
+ if(loaded == 2 && forwardMostMove < 2) loaded = 0; // retry on new game
+ for(r=0; r<BOARD_HEIGHT; r++) for(f=BOARD_LEFT; f<BOARD_RGHT; f++) {
+ ChessSquare piece = boards[forwardMostMove][r][f];
+ int black = (piece >= BlackPawn);
+ int type = piece - black*BlackPawn;
+ if(piece == EmptySquare) continue;
+ if(type != WhiteKing && type > WhiteQueen) return 12; // unorthodox piece
+ if(type == WhiteKing) type = WhiteQueen + 1;
+ type = egbbCode[type];
+ squares[cnt] = r*(BOARD_RGHT - BOARD_LEFT) + f - BOARD_LEFT;
+ pieces[cnt] = type + black*6;
+ if(++cnt > 5) return 11;
+ }
+ pieces[cnt] = squares[cnt] = 0;
+ // probe EGBB
+ if(loaded == 2) return 13; // loading failed before
+ if(loaded == 0) {
+ char *p, *path = strstr(appData.egtFormats, "scorpio:"), buf[MSG_SIZ];
+ HMODULE lib;
+ PLOAD_EGBB loadBB;
+ loaded = 2; // prepare for failure
+ if(!path) return 13; // no egbb installed
+ strncpy(buf, path + 8, MSG_SIZ);
+ if(p = strchr(buf, ',')) *p = NULLCHAR; else p = buf + strlen(buf);
+ snprintf(p, MSG_SIZ - strlen(buf), "%c%s", SLASH, EGBB_NAME);
+ lib = LoadLibrary(buf);
+ if(!lib) { DisplayError(_("could not load EGBB library"), 0); return 13; }
+ loadBB = (PLOAD_EGBB) GetProcAddress(lib, "load_egbb_xmen");
+ probeBB = (PPROBE_EGBB) GetProcAddress(lib, "probe_egbb_xmen");
+ if(!loadBB || !probeBB) { DisplayError(_("wrong EGBB version"), 0); return 13; }
+ p[1] = NULLCHAR; loadBB(buf, 64*1028, 2); // 2 = SMART_LOAD
+ loaded = 1; // success!
+ }
+ res = probeBB(forwardMostMove & 1, pieces, squares);
+ return res > 0 ? 1 : res < 0 ? -1 : 0;
+}
+
char *
SendMoveToBookUser (int moveNr, ChessProgramState *cps, int initial)
{ // [HGM] book: this routine intercepts moves to simulate book replies
char *bookHit = NULL;
+ if(cps->drawDepth && BitbaseProbe() == 0) { // [HG} egbb: reduce depth in drawn position
+ char buf[MSG_SIZ];
+ snprintf(buf, MSG_SIZ, "sd %d\n", cps->drawDepth);
+ SendToProgram(buf, cps);
+ }
//first determine if the incoming move brings opponent into his book
if(appData.usePolyglotBook && (cps == &first ? !appData.firstHasOwnBookUCI : !appData.secondHasOwnBookUCI))
bookHit = ProbeBook(moveNr+1, appData.polyglotBook); // returns move
if(cps->alphaRank) AlphaRank(machineMove, 4);
// [HGM] lion: (some very limited) support for Alien protocol
- killX = killY = -1;
+ killX = killY = kill2X = kill2Y = -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!)
+ }
+ if(p = strchr(machineMove, ',')) { // we got both legs in one (happens on book move)
+ safeStrCpy(firstLeg, machineMove, 20); // kludge: fake we received the first leg earlier, and clip it off
+ safeStrCpy(machineMove, firstLeg + (p - machineMove) + 1, 20);
+ }
+ if(firstLeg[0]) { // there was a previous leg;
+ // only support case where same piece makes two step
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++;
+ while(isdigit(*p)) p++; // to-square of first leg (which is now copied to machineMove)
+ if(*p == *buf) // if first-leg to not equal to second-leg from first leg says unmodified (assume it ia King move of castling)
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;
snprintf(buf1, MSG_SIZ*10, _("Illegal move \"%s\" from %s machine"),
machineMove, _(cps->which));
DisplayMoveError(buf1);
- snprintf(buf1, MSG_SIZ*10, "Xboard: Forfeit due to invalid move: %s (%c%c%c%c) res=%d",
- machineMove, fromX+AAA, fromY+ONE, toX+AAA, toY+ONE, moveType);
+ snprintf(buf1, MSG_SIZ*10, "Xboard: Forfeit due to invalid move: %s (%c%c%c%c via %c%c, %c%c) res=%d",
+ machineMove, fromX+AAA, fromY+ONE, toX+AAA, toY+ONE, killX+AAA, killY+ONE, kill2X+AAA, kill2Y+ONE, moveType);
if (gameMode == TwoMachinesPlay) {
GameEnds(machineWhite ? BlackWins : WhiteWins,
buf1, GE_XBOARD);
GameEnds(machineWhite ? BlackWins : WhiteWins,
buf1, GE_XBOARD);
return;
- } else if(gameInfo.variant != VariantFischeRandom && gameInfo.variant != VariantCapaRandom)
+ } else if(!appData.fischerCastling)
/* [HGM] Kludge to handle engines that send FRC-style castling
when they shouldn't (like TSCP-Gothic) */
switch(moveType) {
free(fen);
GameEnds(GameUnfinished, NULL, GE_XBOARD);
}
+ if(appData.epd) {
+ if(solvingTime >= 0) {
+ snprintf(buf1, MSG_SIZ, "%d. %4.2fs\n", matchGame, solvingTime/100.);
+ totalTime += solvingTime; first.matchWins++;
+ } else {
+ snprintf(buf1, MSG_SIZ, "%d. wrong (%s)\n", matchGame, parseList[backwardMostMove]);
+ second.matchWins++;
+ }
+ OutputKibitz(2, buf1);
+ GameEnds(GameUnfinished, NULL, GE_XBOARD);
+ }
/* [AS] Adjudicate game if needed (note: remember that forwardMostMove now points past the last move) */
- if( gameMode == TwoMachinesPlay && adjudicateLossThreshold != 0 && forwardMostMove >= adjudicateLossPlies ) {
+ if( gameMode == TwoMachinesPlay && appData.adjudicateLossThreshold != 0 && forwardMostMove >= adjudicateLossPlies ) {
int count = 0;
while( count < adjudicateLossPlies ) {
score = -score; /* Flip score for winning side */
}
- if( score > adjudicateLossThreshold ) {
+ if( score > appData.adjudicateLossThreshold ) {
break;
}
(unsigned int)programStats.nodes / (10*abs(programStats.time) + 1.),
programStats.movelist);
SendToICS(buf);
-if(appData.debugMode) fprintf(debugFP, "nodes = %d, %lld\n", (int) programStats.nodes, programStats.nodes);
}
}
#endif
}
if (!strncmp(message, "setup ", 6) &&
- (!appData.testLegality || gameInfo.variant == VariantFairy || gameInfo.variant == VariantUnknown || NonStandardBoardSize())
+ (!appData.testLegality || gameInfo.variant == VariantFairy || gameInfo.variant == VariantUnknown ||
+ NonStandardBoardSize(gameInfo.variant, gameInfo.boardWidth, gameInfo.boardHeight, gameInfo.holdingsSize))
) { // [HGM] allow first engine to define opening position
int dummy, w, h, hand, s=6; char buf[MSG_SIZ], varName[MSG_SIZ];
if(appData.icsActive || forwardMostMove != 0 || cps != &first) return;
*buf = NULLCHAR;
- if(sscanf(message, "setup (%s", buf) == 1) s = 8 + strlen(buf), buf[s-9] = NULLCHAR, SetCharTable(pieceToChar, buf);
- if(startedFromSetupPosition) return;
+ if(sscanf(message, "setup (%s", buf) == 1) {
+ s = 8 + strlen(buf), buf[s-9] = NULLCHAR, SetCharTableEsc(pieceToChar, buf, SUFFIXES);
+ ASSIGN(appData.pieceToCharTable, buf);
+ }
dummy = sscanf(message+s, "%dx%d+%d_%s", &w, &h, &hand, varName);
if(dummy >= 3) {
while(message[s] && message[s++] != ' ');
appData.NrFiles = w; appData.NrRanks = h; appData.holdingsSize = hand;
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
+ if(*buf) SetCharTableEsc(pieceToChar, buf, SUFFIXES); // do again, for it was spoiled by InitPosition
+ startedFromSetupPosition = FALSE;
}
}
+ if(startedFromSetupPosition) return;
ParseFEN(boards[0], &dummy, message+s, FALSE);
DrawPosition(TRUE, boards[0]);
+ CopyBoard(initialPosition, boards[0]);
startedFromSetupPosition = TRUE;
return;
}
+ if(sscanf(message, "piece %s %s", buf2, buf1) == 2) {
+ ChessSquare piece = WhitePawn;
+ char *p=buf2, *q, *s = SUFFIXES, ID = *p;
+ if(*p == '+') piece = CHUPROMOTED WhitePawn, ID = *++p;
+ if(q = strchr(s, p[1])) ID += 64*(q - s + 1), p++;
+ piece += CharToPiece(ID) - WhitePawn;
+ if(cps != &first || appData.testLegality && *engineVariant == NULLCHAR
+ /* always accept definition of */ && piece != WhiteFalcon && piece != BlackFalcon
+ /* wild-card pieces. */ && piece != WhiteCobra && piece != BlackCobra
+ /* 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 != VariantGreat
+ && gameInfo.variant != VariantFairy ) return;
+ if(piece < EmptySquare) {
+ pieceDefs = TRUE;
+ ASSIGN(pieceDesc[piece], buf1);
+ if(isupper(*p) && p[1] == '&') { ASSIGN(pieceDesc[WHITE_TO_BLACK piece], buf1); }
+ }
+ return;
+ }
/* [HGM] Allow engine to set up a position. Don't ask me why one would
* want this, I was asked to put it in, and obliged.
*/
}
}
if (sscanf(message, "pong %d", &cps->lastPong) == 1) {
+ if(initPing == cps->lastPong) {
+ if(gameInfo.variant == VariantUnknown) {
+ DisplayError(_("Engine did not send setup for non-standard variant"), 0);
+ *engineVariant = NULLCHAR; appData.variant = VariantNormal; // back to normal as error recovery?
+ GameEnds(GameUnfinished, NULL, GE_XBOARD);
+ }
+ initPing = -1;
+ }
return;
}
if(!strncmp(message, "highlight ", 10)) {
- if(appData.testLegality && appData.markers) return;
+ if(appData.testLegality && !*engineVariant && appData.markers) return;
MarkByFEN(message+10); // [HGM] alien: allow engine to mark board squares
return;
}
Don't use it. */
cps->sendTime = 0;
}
+ if (cps->pseudo) { // [HGM] pseudo-engine, granted unusual powers
+ if (sscanf(message, "wtime %ld\n", &whiteTimeRemaining) == 1 || // adjust clock times
+ sscanf(message, "btime %ld\n", &blackTimeRemaining) == 1 ) return;
+ }
/*
* If chess program startup fails, exit with an error message.
if (sscanf(message, "%d%c %d %d " u64Display " %[^\n]\n",
&plylev, &plyext, &curscore, &time, &nodes, buf1) >= 5) {
+ if(nodes>>32 == u64Const(0xFFFFFFFF)) // [HGM] negative node count read
+ nodes += u64Const(0x100000000);
+
if (plyext != ' ' && plyext != '\t') {
time *= 100;
}
if(appData.pvSAN[cps==&second]) pv = PvToSAN(buf1);
+ if(*bestMove) { // rememer time best EPD move was first found
+ int ff1, tf1, fr1, tr1, ff2, tf2, fr2, tr2; char pp1, pp2;
+ ChessMove mt;
+ int ok = ParseOneMove(bestMove, forwardMostMove, &mt, &ff1, &fr1, &tf1, &tr1, &pp1);
+ ok &= ParseOneMove(pv, forwardMostMove, &mt, &ff2, &fr2, &tf2, &tr2, &pp2);
+ solvingTime = (ok && ff1==ff2 && fr1==fr2 && tf1==tf2 && tr1==tr2 && pp1==pp2 ? time : -1);
+ }
+
if(serverMoves && (time > 100 || time == 0 && plylev > 7)) {
char buf[MSG_SIZ];
FILE *f;
default:
break;
case MT_CHECK:
- if(gameInfo.variant != VariantShogi)
+ if(!IS_SHOGI(gameInfo.variant))
strcat(parseList[boardIndex - 1], "+");
break;
case MT_CHECKMATE:
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;
- int promoRank = gameInfo.variant == VariantMakruk || gameInfo.variant == VariantGrand ? 3 : 1;
+ ChessSquare captured = board[toY][toX], piece, pawn, king, killed, killed2; 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;
if (fromY == DROP_RANK) {
/* must be first */
}
piece = board[toY][toX] = (ChessSquare) fromX;
} else {
- ChessSquare victim;
+// ChessSquare victim;
int i;
- if( killX >= 0 && killY >= 0 ) // [HGM] lion: Lion trampled over something
- victim = board[killY][killX],
+ 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;
+ if( kill2X >= 0 && kill2Y >= 0)
+ killed2 = board[kill2Y][kill2X], board[kill2Y][kill2X] = EmptySquare;
+ }
if( board[toY][toX] != EmptySquare ) {
board[EP_STATUS] = EP_CAPTURE;
}
}
- 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) {
+ 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;
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) {
+ 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;
}
}
+ if(fromY == 0) board[TOUCHED_W] |= 1<<fromX; else // new way to keep track of virginity
+ if(fromY == BOARD_HEIGHT-1) board[TOUCHED_B] |= 1<<fromX;
+ if(toY == 0) board[TOUCHED_W] |= 1<<toX; else
+ if(toY == BOARD_HEIGHT-1) board[TOUCHED_B] |= 1<<toX;
+
for(i=0; i<nrCastlingRights; i++) {
if(board[CASTLING][i] == fromX && castlingRank[i] == fromY ||
board[CASTLING][i] == toX && castlingRank[i] == toY
if(gameInfo.variant == VariantKnightmate)
king += (int) WhiteUnicorn - (int) WhiteKing;
+ if(pieceDesc[piece] && killX >= 0 && strchr(pieceDesc[piece], 'O') // Betza castling-enabled
+ && (piece < BlackPawn ? killed < BlackPawn : killed >= BlackPawn)) { // and tramples 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 ||
board[fromY][fromX] == WhiteRook && board[toY][toX] == WhiteKing) {
+ board[EP_STATUS] = EP_NONE; // capture was fake!
board[fromY][fromX] = EmptySquare;
board[toY][toX] = EmptySquare;
if((toX > fromX) != (piece == WhiteRook)) {
}
} 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)) {
} else if (board[fromY][fromX] == king
&& fromX != BOARD_LEFT && fromX != BOARD_RGHT-1 // [HGM] cylinder */
&& toY == fromY && toX > fromX+1) {
+ for(rookX=fromX+1; board[toY][rookX] == EmptySquare && rookX < BOARD_RGHT-1; rookX++); // castle with nearest piece
+ board[fromY][toX-1] = board[fromY][rookX];
+ board[fromY][rookX] = EmptySquare;
board[fromY][fromX] = EmptySquare;
board[toY][toX] = king;
- board[toY][toX-1] = board[fromY][BOARD_RGHT-1];
- board[fromY][BOARD_RGHT-1] = EmptySquare;
} else if (board[fromY][fromX] == king
&& fromX != BOARD_LEFT && fromX != BOARD_RGHT-1 // [HGM] cylinder */
&& toY == fromY && toX < fromX-1) {
+ for(rookX=fromX-1; board[toY][rookX] == EmptySquare && rookX > 0; rookX--); // castle with nearest piece
+ board[fromY][toX+1] = board[fromY][rookX];
+ board[fromY][rookX] = EmptySquare;
board[fromY][fromX] = EmptySquare;
board[toY][toX] = king;
- board[toY][toX+1] = board[fromY][BOARD_LEFT];
- board[fromY][BOARD_LEFT] = EmptySquare;
} else if ((board[fromY][fromX] == WhitePawn && gameInfo.variant != VariantXiangqi ||
- board[fromY][fromX] == WhiteLance && gameInfo.variant != VariantSuper && gameInfo.variant != VariantShogi)
+ board[fromY][fromX] == WhiteLance && gameInfo.variant != VariantSuper && gameInfo.variant != VariantChu)
&& toY >= BOARD_HEIGHT-promoRank && promoChar // defaulting to Q is done elsewhere
) {
/* white pawn promotion */
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
- && (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
} else if (board[fromY][fromX] == king
&& fromX != BOARD_LEFT && fromX != BOARD_RGHT-1 // [HGM] cylinder */
&& toY == fromY && toX > fromX+1) {
+ for(rookX=toX+1; board[toY][rookX] == EmptySquare && rookX < BOARD_RGHT - 1; rookX++);
+ board[fromY][toX-1] = board[fromY][rookX];
+ board[fromY][rookX] = EmptySquare;
board[fromY][fromX] = EmptySquare;
board[toY][toX] = king;
- board[toY][toX-1] = board[fromY][BOARD_RGHT-1];
- board[fromY][BOARD_RGHT-1] = EmptySquare;
} else if (board[fromY][fromX] == king
&& fromX != BOARD_LEFT && fromX != BOARD_RGHT-1 // [HGM] cylinder */
&& toY == fromY && toX < fromX-1) {
+ for(rookX=toX-1; board[toY][rookX] == EmptySquare && rookX > 0; rookX--);
+ board[fromY][toX+1] = board[fromY][rookX];
+ board[fromY][rookX] = EmptySquare;
board[fromY][fromX] = EmptySquare;
board[toY][toX] = king;
- board[toY][toX+1] = board[fromY][BOARD_LEFT];
- board[fromY][BOARD_LEFT] = EmptySquare;
} else if (fromY == 7 && fromX == 3
&& board[fromY][fromX] == BlackKing
&& toY == 7 && toX == 5) {
board[fromY][0] = EmptySquare;
board[toY][2] = BlackRook;
} else if ((board[fromY][fromX] == BlackPawn && gameInfo.variant != VariantXiangqi ||
- board[fromY][fromX] == BlackLance && gameInfo.variant != VariantSuper && gameInfo.variant != VariantShogi)
+ board[fromY][fromX] == BlackLance && gameInfo.variant != VariantSuper && gameInfo.variant != VariantChu)
&& toY < promoRank && promoChar
) {
/* black pawn promotion */
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
- && (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
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;
}
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;
}
board[toY][toX] = EmptySquare;
}
}
+
if(gameInfo.variant == VariantSChess && promoChar != NULLCHAR && promoChar != '=' && piece != WhitePawn && piece != BlackPawn) {
board[fromY][fromX] = CharToPiece(piece < BlackPawn ? ToUpper(promoChar) : ToLower(promoChar)); // S-Chess gating
} else
if(promoChar == '+') {
/* [HGM] Shogi-style promotions, to piece implied by original (Might overwrite ordinary Pawn promotion) */
board[toY][toX] = (ChessSquare) (CHUPROMOTED piece);
+ if(gameInfo.variant == VariantChuChess && (piece == WhiteKnight || piece == BlackKnight))
+ board[toY][toX] = piece + WhiteLion - WhiteKnight; // adjust Knight promotions to Lion
} 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
default:
break;
case MT_CHECK:
- if(gameInfo.variant != VariantShogi)
+ if(!IS_SHOGI(gameInfo.variant))
strcat(parseList[forwardMostMove - 1], "+");
break;
case MT_CHECKMATE:
}
static int
-NonStandardBoardSize ()
-{
- /* [HGM] Awkward testing. Should really be a table */
- int overruled = gameInfo.boardWidth != 8 || gameInfo.boardHeight != 8 || gameInfo.holdingsSize != 0;
- if( gameInfo.variant == VariantUnknown || *engineVariant) return 0; // engine-defined name never needs prefix
- if( gameInfo.variant == VariantXiangqi )
- overruled = gameInfo.boardWidth != 9 || gameInfo.boardHeight != 10 || gameInfo.holdingsSize != 0;
- if( gameInfo.variant == VariantShogi )
- overruled = gameInfo.boardWidth != 9 || gameInfo.boardHeight != 9 || gameInfo.holdingsSize != 7;
- if( gameInfo.variant == VariantBughouse || gameInfo.variant == VariantCrazyhouse )
- overruled = gameInfo.boardWidth != 8 || gameInfo.boardHeight != 8 || gameInfo.holdingsSize != 5;
- if( gameInfo.variant == VariantCapablanca || gameInfo.variant == VariantCapaRandom ||
- gameInfo.variant == VariantGothic || gameInfo.variant == VariantFalcon || gameInfo.variant == VariantJanus )
- overruled = gameInfo.boardWidth != 10 || gameInfo.boardHeight != 8 || gameInfo.holdingsSize != 0;
- if( gameInfo.variant == VariantCourier )
- overruled = gameInfo.boardWidth != 12 || gameInfo.boardHeight != 8 || gameInfo.holdingsSize != 0;
- if( gameInfo.variant == VariantSuper )
- overruled = gameInfo.boardWidth != 8 || gameInfo.boardHeight != 8 || gameInfo.holdingsSize != 8;
- if( gameInfo.variant == VariantGreat )
- 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( gameInfo.variant == VariantChu )
- overruled = gameInfo.boardWidth != 12 || gameInfo.boardHeight != 12 || gameInfo.holdingsSize != 0;
- return overruled;
+NonStandardBoardSize (VariantClass v, int boardWidth, int boardHeight, int holdingsSize)
+{
+ int width = 8, height = 8, holdings = 0; // most common sizes
+ if( v == VariantUnknown || *engineVariant) return 0; // engine-defined name never needs prefix
+ // correct the deviations default for each variant
+ if( v == VariantXiangqi ) width = 9, height = 10;
+ if( v == VariantShogi ) width = 9, height = 9, holdings = 7;
+ if( v == VariantBughouse || v == VariantCrazyhouse) holdings = 5;
+ if( v == VariantCapablanca || v == VariantCapaRandom ||
+ v == VariantGothic || v == VariantFalcon || v == VariantJanus )
+ width = 10;
+ if( v == VariantCourier ) width = 12;
+ if( v == VariantSuper ) holdings = 8;
+ if( v == VariantGreat ) width = 10, holdings = 8;
+ if( v == VariantSChess ) holdings = 7;
+ if( v == VariantGrand ) width = 10, height = 10, holdings = 7;
+ if( v == VariantChuChess) width = 10, height = 10;
+ if( v == VariantChu ) width = 12, height = 12;
+ return boardWidth >= 0 && boardWidth != width || // -1 is default,
+ boardHeight >= 0 && boardHeight != height || // and thus by definition OK
+ holdingsSize >= 0 && holdingsSize != holdings;
+}
+
+char variantError[MSG_SIZ];
+
+char *
+SupportedVariant (char *list, VariantClass v, int boardWidth, int boardHeight, int holdingsSize, int proto, char *engine)
+{ // returns error message (recognizable by upper-case) if engine does not support the variant
+ char *p, *variant = VariantName(v);
+ static char b[MSG_SIZ];
+ if(NonStandardBoardSize(v, boardWidth, boardHeight, holdingsSize)) { /* [HGM] make prefix for non-standard board size. */
+ snprintf(b, MSG_SIZ, "%dx%d+%d_%s", boardWidth, boardHeight,
+ holdingsSize, variant); // cook up sized variant name
+ /* [HGM] varsize: try first if this deviant size variant is specifically known */
+ if(StrStr(list, b) == NULL) {
+ // specific sized variant not known, check if general sizing allowed
+ if(proto != 1 && StrStr(list, "boardsize") == NULL) {
+ snprintf(variantError, MSG_SIZ, "Board size %dx%d+%d not supported by %s",
+ boardWidth, boardHeight, holdingsSize, engine);
+ return NULL;
+ }
+ /* [HGM] here we really should compare with the maximum supported board size */
+ }
+ } else snprintf(b, MSG_SIZ,"%s", variant);
+ if(proto == 1) return b; // for protocol 1 we cannot check and hope for the best
+ p = StrStr(list, b);
+ while(p && (p != list && p[-1] != ',' || p[strlen(b)] && p[strlen(b)] != ',') ) p = StrStr(p+1, b);
+ if(p == NULL) {
+ // occurs not at all in list, or only as sub-string
+ snprintf(variantError, MSG_SIZ, _("Variant %s not supported by %s"), b, engine);
+ if(p = StrStr(list, b)) { // handle requesting parent variant when only size-overridden is supported
+ int l = strlen(variantError);
+ char *q;
+ while(p != list && p[-1] != ',') p--;
+ q = strchr(p, ',');
+ if(q) *q = NULLCHAR;
+ snprintf(variantError + l, MSG_SIZ - l, _(", but %s is"), p);
+ if(q) *q= ',';
+ }
+ return NULL;
+ }
+ return b;
}
void
InitChessProgram (ChessProgramState *cps, int setup)
/* setup needed to setup FRC opening position */
{
- char buf[MSG_SIZ], b[MSG_SIZ];
+ char buf[MSG_SIZ], *b;
if (appData.noChessProgram) return;
hintRequested = FALSE;
bookRequested = FALSE;
SendToProgram(buf, cps);
}
+ setboardSpoiledMachineBlack = FALSE;
SendToProgram(cps->initString, cps);
if (gameInfo.variant != VariantNormal &&
gameInfo.variant != VariantLoadable
/* [HGM] also send variant if board size non-standard */
- || gameInfo.boardWidth != 8 || gameInfo.boardHeight != 8 || gameInfo.holdingsSize != 0
- ) {
- char *v = VariantName(gameInfo.variant);
- if (cps->protocolVersion != 1 && StrStr(cps->variants, v) == NULL) {
- /* [HGM] in protocol 1 we have to assume all variants valid */
- snprintf(buf, MSG_SIZ, _("Variant %s not supported by %s"), v, cps->tidy);
- DisplayFatalError(buf, 0, 1);
+ || gameInfo.boardWidth != 8 || gameInfo.boardHeight != 8 || gameInfo.holdingsSize != 0) {
+
+ b = SupportedVariant(cps->variants, gameInfo.variant, gameInfo.boardWidth,
+ gameInfo.boardHeight, gameInfo.holdingsSize, cps->protocolVersion, cps->tidy);
+ if (b == NULL) {
+ 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;
}
- if(NonStandardBoardSize()) { /* [HGM] make prefix for non-standard board size. */
- snprintf(b, MSG_SIZ, "%dx%d+%d_%s", gameInfo.boardWidth, gameInfo.boardHeight,
- gameInfo.holdingsSize, VariantName(gameInfo.variant)); // cook up sized variant name
- /* [HGM] varsize: try first if this defiant size variant is specifically known */
- if(StrStr(cps->variants, b) == NULL) {
- // specific sized variant not known, check if general sizing allowed
- if (cps->protocolVersion != 1) { // for protocol 1 we cannot check and hope for the best
- if(StrStr(cps->variants, "boardsize") == NULL) {
- snprintf(buf, MSG_SIZ, "Board size %dx%d+%d not supported by %s",
- gameInfo.boardWidth, gameInfo.boardHeight, gameInfo.holdingsSize, cps->tidy);
- DisplayFatalError(buf, 0, 1);
- return;
- }
- /* [HGM] here we really should compare with the maximum supported board size */
- }
- }
- } else snprintf(b, MSG_SIZ,"%s", VariantName(gameInfo.variant));
snprintf(buf, MSG_SIZ, "variant %s\n", b);
SendToProgram(buf, cps);
}
SendToProgram("easy\n", cps);
}
if (cps->usePing) {
- snprintf(buf, MSG_SIZ, "ping %d\n", ++cps->lastPing);
+ snprintf(buf, MSG_SIZ, "ping %d\n", initPing = ++cps->lastPing);
SendToProgram(buf, cps);
}
cps->initDone = TRUE;
SWAP(fenOverride, p)
SWAP(NPS, h)
SWAP(accumulateTC, h)
+ SWAP(drawDepth, h)
SWAP(host, p)
+ SWAP(pseudo, h)
}
int
ExitAnalyzeMode();
DoSleep( appData.delayBeforeQuit );
SendToProgram("quit\n", &first);
- DoSleep( appData.delayAfterQuit );
- DestroyChildProcess(first.pr, first.useSigterm);
+ DestroyChildProcess(first.pr, 4 + first.useSigterm);
first.reload = TRUE;
}
first.pr = NoProc;
if (second.pr != NoProc) {
DoSleep( appData.delayBeforeQuit );
SendToProgram("quit\n", &second);
- DoSleep( appData.delayAfterQuit );
- DestroyChildProcess(second.pr, second.useSigterm);
+ DestroyChildProcess(second.pr, 4 + second.useSigterm);
second.reload = TRUE;
}
second.pr = NoProc;
if(currentlyInitializedVariant != gameInfo.variant) {
char buf[MSG_SIZ];
// [HGM] variantswitch: make engine aware of new variant
- if(cps->protocolVersion > 1 && StrStr(cps->variants, VariantName(gameInfo.variant)) == NULL)
+ if(!SupportedVariant(cps->variants, gameInfo.variant, gameInfo.boardWidth,
+ gameInfo.boardHeight, gameInfo.holdingsSize, cps->protocolVersion, ""))
return; // [HGM] refrain from feeding moves altogether if variant is unsupported!
snprintf(buf, MSG_SIZ, "variant %s\n", VariantName(gameInfo.variant));
SendToProgram(buf, cps);
fprintf(debugFP, "Reset(%d, %d) from gameMode %d\n",
redraw, init, gameMode);
}
+ pieceDefs = FALSE; // [HGM] gen: reset engine-defined piece moves
+ for(i=0; i<EmptySquare; i++) { FREE(pieceDesc[i]); pieceDesc[i] = NULL; }
CleanupTail(); // [HGM] vari: delete any stored variations
CommentPopDown(); // [HGM] make sure no comments to the previous game keep hanging on
pausing = pauseExamInvalid = FALSE;
SetHighlights(-1, -1, toX, toY);
}
} else {
+ int viaX = moveList[currentMove][5] - AAA;
+ int viaY = moveList[currentMove][6] - ONE;
fromX = moveList[currentMove][0] - AAA;
fromY = moveList[currentMove][1] - ONE;
HistorySet(parseList, backwardMostMove, forwardMostMove, currentMove); /* [AS] */
+ if(moveList[currentMove][4] == ';') { // multi-leg
+ ChessSquare piece = boards[currentMove][viaY][viaX];
+ AnimateMove(boards[currentMove], fromX, fromY, viaX, viaY);
+ boards[currentMove][viaY][viaX] = boards[currentMove][fromY][fromX];
+ AnimateMove(boards[currentMove], fromX=viaX, fromY=viaY, toX, toY);
+ boards[currentMove][viaY][viaX] = piece;
+ } else
AnimateMove(boards[currentMove], fromX, fromY, toX, toY);
if (appData.highlightLastMove) {
if (appData.debugMode)
fprintf(debugFP, "Parsed %s into IllegalMove %s\n",
yy_text, currentMoveString);
- fromX = currentMoveString[0] - AAA;
- fromY = currentMoveString[1] - ONE;
+ if(currentMoveString[1] == '@') {
+ fromX = CharToPiece(WhiteOnMove(currentMove) ? ToUpper(currentMoveString[0]) : ToLower(currentMoveString[0]));
+ fromY = DROP_RANK;
+ } else {
+ fromX = currentMoveString[0] - AAA;
+ fromY = currentMoveString[1] - ONE;
+ }
toX = currentMoveString[2] - AAA;
toY = currentMoveString[3] - ONE;
promoChar = currentMoveString[4];
PackMove (int fromX, int fromY, int toX, int toY, ChessSquare promoPiece)
{
int sq = fromX + (fromY<<4);
- int piece = quickBoard[sq];
+ int piece = quickBoard[sq], rook;
quickBoard[sq] = 0;
moveDatabase[movePtr].to = pieceList[piece] = sq = toX + (toY<<4);
- if(piece == pieceList[1] && fromY == toY && (toX > fromX+1 || toX < fromX-1) && fromX != BOARD_LEFT && fromX != BOARD_RGHT-1) {
+ if(piece == pieceList[1] && fromY == toY) {
+ if((toX > fromX+1 || toX < fromX-1) && fromX != BOARD_LEFT && fromX != BOARD_RGHT-1) {
int from = toX>fromX ? BOARD_RGHT-1 : BOARD_LEFT;
moveDatabase[movePtr++].piece = Q_WCASTL;
quickBoard[sq] = piece;
piece = quickBoard[from]; quickBoard[from] = 0;
moveDatabase[movePtr].to = pieceList[piece] = sq = toX>fromX ? sq-1 : sq+1;
+ } else if((rook = quickBoard[sq]) && pieceType[rook] == WhiteRook) { // FRC castling
+ quickBoard[sq] = 0; // remove Rook
+ moveDatabase[movePtr].to = sq = (toX>fromX ? BOARD_RGHT-2 : BOARD_LEFT+2); // King to-square
+ moveDatabase[movePtr++].piece = Q_WCASTL;
+ quickBoard[sq] = pieceList[1]; // put King
+ piece = rook;
+ moveDatabase[movePtr].to = pieceList[rook] = sq = toX>fromX ? sq-1 : sq+1;
+ }
} else
- if(piece == pieceList[2] && fromY == toY && (toX > fromX+1 || toX < fromX-1) && fromX != BOARD_LEFT && fromX != BOARD_RGHT-1) {
+ if(piece == pieceList[2] && fromY == toY) {
+ if((toX > fromX+1 || toX < fromX-1) && fromX != BOARD_LEFT && fromX != BOARD_RGHT-1) {
int from = (toX>fromX ? BOARD_RGHT-1 : BOARD_LEFT) + (BOARD_HEIGHT-1 <<4);
moveDatabase[movePtr++].piece = Q_BCASTL;
quickBoard[sq] = piece;
piece = quickBoard[from]; quickBoard[from] = 0;
moveDatabase[movePtr].to = pieceList[piece] = sq = toX>fromX ? sq-1 : sq+1;
+ } else if((rook = quickBoard[sq]) && pieceType[rook] == BlackRook) { // FRC castling
+ quickBoard[sq] = 0; // remove Rook
+ moveDatabase[movePtr].to = sq = (toX>fromX ? BOARD_RGHT-2 : BOARD_LEFT+2);
+ moveDatabase[movePtr++].piece = Q_BCASTL;
+ quickBoard[sq] = pieceList[2]; // put King
+ piece = rook;
+ moveDatabase[movePtr].to = pieceList[rook] = sq = toX>fromX ? sq-1 : sq+1;
+ }
} else
if(epOK && (pieceType[piece] == WhitePawn || pieceType[piece] == BlackPawn) && fromX != toX && quickBoard[sq] == 0) {
quickBoard[(fromY<<4)+toX] = 0;
int
QuickScan (Board board, Move *move)
{ // reconstruct game,and compare all positions in it
- int cnt=0, stretch=0, total = MakePieceList(board, counts);
+ int cnt=0, stretch=0, found = -1, total = MakePieceList(board, counts);
do {
int piece = move->piece;
int to = move->to, from = pieceList[piece];
+ if(found < 0) { // if already found just scan to game end for final piece count
+ if(QuickCompare(soughtBoard, minSought, maxSought) ||
+ appData.ignoreColors && QuickCompare(reverseBoard, minReverse, maxReverse) ||
+ flipSearch && (QuickCompare(flipBoard, minSought, maxSought) ||
+ appData.ignoreColors && QuickCompare(rotateBoard, minReverse, maxReverse))
+ ) {
+ static int lastCounts[EmptySquare+1];
+ int i;
+ if(stretch) for(i=0; i<EmptySquare; i++) if(lastCounts[i] != counts[i]) { stretch = 0; break; } // reset if material changes
+ if(stretch++ == 0) for(i=0; i<EmptySquare; i++) lastCounts[i] = counts[i]; // remember actual material
+ } else stretch = 0;
+ if(stretch && (appData.searchMode == 1 || stretch >= appData.stretch)) found = cnt + 1 - stretch;
+ if(found >= 0 && !appData.minPieces) return found;
+ }
if(piece <= Q_PROMO) { // special moves encoded by otherwise invalid piece numbers 1-4
- if(!piece) return -1;
+ if(!piece) return (appData.minPieces && (total < appData.minPieces || total > appData.maxPieces) ? -1 : found);
if(piece == Q_PROMO) { // promotion, encoded as (Q_PROMO, to) + (piece, promoType)
piece = (++move)->piece;
from = pieceList[piece];
}
}
if(appData.searchMode > 2) counts[pieceType[quickBoard[to]]]--; // account capture
- if((total -= (quickBoard[to] != 0)) < soughtTotal) return -1; // piece count dropped below what we search for
+ if((total -= (quickBoard[to] != 0)) < soughtTotal && found < 0) return -1; // piece count dropped below what we search for
quickBoard[from] = 0;
aftercastle:
quickBoard[to] = piece;
pieceList[piece] = to;
cnt++; turn ^= 3;
- if(QuickCompare(soughtBoard, minSought, maxSought) ||
- appData.ignoreColors && QuickCompare(reverseBoard, minReverse, maxReverse) ||
- flipSearch && (QuickCompare(flipBoard, minSought, maxSought) ||
- appData.ignoreColors && QuickCompare(rotateBoard, minReverse, maxReverse))
- ) {
- static int lastCounts[EmptySquare+1];
- int i;
- if(stretch) for(i=0; i<EmptySquare; i++) if(lastCounts[i] != counts[i]) { stretch = 0; break; } // reset if material changes
- if(stretch++ == 0) for(i=0; i<EmptySquare; i++) lastCounts[i] = counts[i]; // remember actual material
- } else stretch = 0;
- if(stretch && (appData.searchMode == 1 || stretch >= appData.stretch)) return cnt + 1 - stretch;
move++;
} while(1);
}
int numPGNTags = 0;
int err, pos = -1;
GameMode oldGameMode;
- VariantClass oldVariant = gameInfo.variant; /* [HGM] PGNvariant */
+ VariantClass v, oldVariant = gameInfo.variant; /* [HGM] PGNvariant */
+ char oldName[MSG_SIZ];
+
+ safeStrCpy(oldName, engineVariant, MSG_SIZ); v = oldVariant;
if (appData.debugMode)
fprintf(debugFP, "LoadGame(): on entry, gameMode %d\n", gameMode);
if (!err) numPGNTags++;
/* [HGM] PGNvariant: automatically switch to variant given in PGN tag */
- if(gameInfo.variant != oldVariant) {
+ if(gameInfo.variant != oldVariant && (gameInfo.variant != VariantNormal || gameInfo.variantName == NULL || *gameInfo.variantName == NULLCHAR)) {
startedFromPositionFile = FALSE; /* [HGM] loadPos: variant switch likely makes position invalid */
ResetFrontEnd(); // [HGM] might need other bitmaps. Cannot use Reset() because it clears gameInfo :-(
InitPosition(TRUE);
return FALSE;
}
CopyBoard(boards[0], initial_position);
+ if(*engineVariant) // [HGM] for now, assume FEN in engine-defined variant game is default initial position
+ CopyBoard(initialPosition, initial_position);
if (blackPlaysFirst) {
currentMove = forwardMostMove = backwardMostMove = 1;
CopyBoard(boards[1], initial_position);
StartChessProgram(&first);
}
InitChessProgram(&first, FALSE);
+ if(gameInfo.variant == VariantUnknown && *oldName) {
+ safeStrCpy(engineVariant, oldName, MSG_SIZ);
+ gameInfo.variant = v;
+ }
SendToProgram("force\n", &first);
if (startedFromSetupPosition) {
SendBoard(&first, forwardMostMove);
DisplayError(_("Position not found in file"), 0);
return FALSE;
}
- // [HGM] FEN can begin with digit, any piece letter valid in this variant, or a + for Shogi promoted pieces
- fenMode = line[0] >= '0' && line[0] <= '9' || line[0] == '+' || CharToPiece(line[0]) != EmptySquare;
+ // [HGM] FEN can begin with digit, any piece letter valid in this variant, or a + for Shogi promoted pieces (or * for blackout)
+ fenMode = line[0] >= '0' && line[0] <= '9' || line[0] == '+' || line[0] == '*' || CharToPiece(line[0]) != EmptySquare;
if (pn >= 2) {
if (fenMode || line[0] == '#') pn--;
}
if (fenMode) {
+ char *p;
if (!ParseFEN(initial_position, &blackPlaysFirst, line, TRUE)) {
DisplayError(_("Bad FEN position in file"), 0);
return FALSE;
}
+ if((p = strstr(line, ";")) && (p = strstr(p+1, "bm "))) { // EPD with best move
+ sscanf(p+3, "%s", bestMove);
+ } else *bestMove = NULLCHAR;
} else {
(void) fgets(line, MSG_SIZ, f);
(void) fgets(line, MSG_SIZ, f);
}
}
-/* Save game in PGN style and close the file */
-int
-SaveGamePGN (FILE *f)
+/* Save game in PGN style */
+static void
+SaveGamePGN2 (FILE *f)
{
int i, offset, linelen, newblock;
// char *movetext;
} else {
fprintf(f, "%s\n\n", PGNResult(gameInfo.result));
}
+}
+/* Save game in PGN style and close the file */
+int
+SaveGamePGN (FILE *f)
+{
+ SaveGamePGN2(f);
fclose(f);
lastSavedGame = GameCheckSum(); // [HGM] save: remember ID of last saved game to prevent double saving
return TRUE;
return;
}
+ if (appData.icsActive) printf("\n"); // [HGM] end on new line after closing XBoard
if (appData.icsActive && appData.colorize) Colorize(ColorNone, FALSE);
if (telnetISR != NULL) {
DoSleep( appData.delayBeforeQuit );
SendToProgram("quit\n", &first);
- DoSleep( appData.delayAfterQuit );
- DestroyChildProcess(first.pr, 10 /* [AS] first.useSigterm */ );
+ DestroyChildProcess(first.pr, 4 + first.useSigterm /* [AS] first.useSigterm */ );
}
if (second.pr != NoProc) {
DoSleep( appData.delayBeforeQuit );
SendToProgram("quit\n", &second);
- DoSleep( appData.delayAfterQuit );
- DestroyChildProcess(second.pr, 10 /* [AS] second.useSigterm */ );
+ DestroyChildProcess(second.pr, 4 + second.useSigterm /* [AS] second.useSigterm */ );
}
if (first.isr != NULL) {
RemoveInputSource(first.isr);
first.maybeThinking = FALSE; /* avoid killing GNU Chess */
EngineOutputPopUp();
}
- if (!appData.icsEngineAnalyze) gameMode = AnalyzeMode;
+ if (!appData.icsEngineAnalyze) {
+ gameMode = AnalyzeMode;
+ ClearEngineOutputPane(0); // [TK] exclude: to print exclusion/multipv header
+ }
pausing = FALSE;
ModeHighlight();
SetGameInfo();
}
if(WaitForEngine(&second, TwoMachinesEventIfReady)) return; // (if needed:) started up second engine, so wait for features
- if(second.protocolVersion >= 2 && !strstr(second.variants, VariantName(gameInfo.variant))) {
- startingEngine = FALSE;
+ if(!SupportedVariant(second.variants, gameInfo.variant, gameInfo.boardWidth,
+ gameInfo.boardHeight, gameInfo.holdingsSize, second.protocolVersion, second.tidy)) {
+ 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;
}
switch (selection) {
case ClearBoard:
+ fromX = fromY = killX = killY = -1; // [HGM] abort any move entry in progress
+ MarkTargetSquares(1);
CopyBoard(currentBoard, boards[0]);
CopyBoard(menuBoard, initialPosition);
if (gameMode == IcsExamining && ics_type == ICS_FICS) {
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;
}
}
- menuBoard[1][x] = menuBoard[BOARD_HEIGHT-2][x] = p;
}
if(gameMode != IcsExamining) { // [HGM] editpos: cycle trough boards
- for(x = BOARD_LEFT; x < BOARD_RGHT; x++) { // create 'menu board' by removing duplicates
- ChessSquare p = menuBoard[0][x];
- for(y = x + 1; y < BOARD_RGHT; y++) if(menuBoard[0][y] == p) menuBoard[0][y] = EmptySquare;
- p = menuBoard[BOARD_HEIGHT-1][x];
- for(y = x + 1; y < BOARD_RGHT; y++) if(menuBoard[BOARD_HEIGHT-1][y] == p) menuBoard[BOARD_HEIGHT-1][y] = EmptySquare;
+ int r;
+ for(r = 0; r < BOARD_HEIGHT; r++) {
+ for(x = BOARD_LEFT; x < BOARD_RGHT; x++) { // create 'menu board' by removing duplicates
+ ChessSquare p = menuBoard[r][x];
+ for(y = x + 1; y < BOARD_RGHT; y++) if(menuBoard[r][y] == p) menuBoard[r][y] = EmptySquare;
+ }
}
DisplayMessage("Clicking clock again restores position", "");
if(gameInfo.variant != lastVariant) lastVariant = gameInfo.variant, CopyBoard(erasedBoard, boards[0]);
if (gameMode == EditPosition || gameMode == IcsExamining) {
if(!appData.pieceMenu && blackPlaysFirst) EditPositionMenuEvent(ClearBoard, 0, 0);
SetBlackToPlayEvent();
- } else if ((gameMode == AnalyzeMode || gameMode == EditGame) && !blackFlag && WhiteOnMove(currentMove)) {
+ } else if ((gameMode == AnalyzeMode || gameMode == EditGame ||
+ gameMode == MachinePlaysBlack && PosFlags(0) & F_NULL_MOVE && !blackFlag && !shiftKey) && WhiteOnMove(currentMove)) {
UserMoveEvent((int)EmptySquare, DROP_RANK, 0, 0, 0); // [HGM] multi-move: if not out of time, enters null move
} else if (shiftKey) {
AdjustClock(which, -1);
if (gameMode == EditPosition || gameMode == IcsExamining) {
if(!appData.pieceMenu && !blackPlaysFirst) EditPositionMenuEvent(ClearBoard, 0, 0);
SetWhiteToPlayEvent();
- } else if ((gameMode == AnalyzeMode || gameMode == EditGame) && !whiteFlag && !WhiteOnMove(currentMove)) {
+ } else if ((gameMode == AnalyzeMode || gameMode == EditGame ||
+ gameMode == MachinePlaysWhite && PosFlags(0) & F_NULL_MOVE && !whiteFlag && !shiftKey) && !WhiteOnMove(currentMove)) {
UserMoveEvent((int)EmptySquare, DROP_RANK, 0, 0, 0); // [HGM] multi-move
} else if (shiftKey) {
AdjustClock(which, -1);
seekGraphUp = FALSE;
MarkTargetSquares(1);
+ fromX = fromY = killX = killY = -1; // [HGM] abort any move entry in progress
if (gameMode == PlayFromGameFile && !pausing)
PauseEvent();
SetHighlights(-1, -1, toX, toY);
}
} else {
+ int viaX = moveList[target - 1][5] - AAA;
+ int viaY = moveList[target - 1][6] - ONE;
fromX = moveList[target - 1][0] - AAA;
fromY = moveList[target - 1][1] - ONE;
if (target == currentMove + 1) {
+ if(moveList[target - 1][4] == ';') { // multi-leg
+ ChessSquare piece = boards[currentMove][viaY][viaX];
+ AnimateMove(boards[currentMove], fromX, fromY, viaX, viaY);
+ boards[currentMove][viaY][viaX] = boards[currentMove][fromY][fromX];
+ AnimateMove(boards[currentMove], viaX, viaY, toX, toY);
+ boards[currentMove][viaY][viaX] = piece;
+ } else
AnimateMove(boards[currentMove], fromX, fromY, toX, toY);
}
if (appData.highlightLastMove) {
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]);
hintRequested = TRUE;
}
+int
+SaveSelected (FILE *g, int dummy, char *dummy2)
+{
+ ListGame * lg = (ListGame *) gameList.head;
+ int nItem, cnt=0;
+ FILE *f;
+
+ if( !(f = GameFile()) || ((ListGame *) gameList.tailPred)->number <= 0 ) {
+ DisplayError(_("Game list not loaded or empty"), 0);
+ return 0;
+ }
+
+ creatingBook = TRUE; // suppresses stuff during load game
+
+ /* Get list size */
+ for (nItem = 1; nItem <= ((ListGame *) gameList.tailPred)->number; nItem++){
+ if(lg->position >= 0) { // selected?
+ LoadGame(f, nItem, "", TRUE);
+ SaveGamePGN2(g); // leaves g open
+ cnt++; DoEvents();
+ }
+ lg = (ListGame *) lg->node.succ;
+ }
+
+ fclose(g);
+ creatingBook = FALSE;
+
+ return cnt;
+}
+
void
CreateBookEvent ()
{
/* Get list size */
for (nItem = 1; nItem <= ((ListGame *) gameList.tailPred)->number; nItem++){
- LoadGame(f, nItem, "", TRUE);
- AddGameToBook(TRUE);
+ if(lg->position >= 0) {
+ LoadGame(f, nItem, "", TRUE);
+ AddGameToBook(TRUE);
+ DoEvents();
+ }
lg = (ListGame *) lg->node.succ;
}
v = StringToVariant(s);
if(v == VariantNormal && strcmp(s, "normal") && !strstr(s, "_normal")) v = VariantUnknown; // garbage is recognized as normal
if(v == VariantUnknown) { // non-standard variant in list of engine-supported variants
+ if(!strcmp(s, "tenjiku") || !strcmp(s, "dai") || !strcmp(s, "dada") || // ignore Alien-Edition variants
+ !strcmp(s, "maka") || !strcmp(s, "tai") || !strcmp(s, "kyoku") ||
+ !strcmp(s, "checkers") || !strcmp(s, "go") || !strcmp(s, "reversi") ||
+ !strcmp(s, "dark") || !strcmp(s, "alien") || !strcmp(s, "multi") || !strcmp(s, "amazons") ) n++;
if(--n < 0) safeStrCpy(buf, s, MSG_SIZ);
}
if(p) *p++ = ',';
if(PieceToChar(piece) == '+') {
/* [HGM] write promoted pieces as '+<unpromoted>' (Shogi) */
*p++ = '+';
- piece = (ChessSquare)(DEMOTED piece);
+ piece = (ChessSquare)(CHUDEMOTED piece);
}
*p++ = (piece == DarkSquare ? '*' : PieceToChar(piece));
+ if(*p = PieceSuffix(piece)) p++;
if(p[-1] == '~') {
/* [HGM] flag promoted pieces as '<promoted>~' (Crazyhouse) */
- p[-1] = PieceToChar((ChessSquare)(DEMOTED piece));
+ p[-1] = PieceToChar((ChessSquare)(CHUDEMOTED piece));
*p++ = '~';
}
}
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_HEIGHT; i++) handW += boards[move][i][BOARD_RGHT]; // count white held pieces
+ for(i=0; i<BOARD_HEIGHT; i++) handB += boards[move][i][BOARD_LEFT-1]; // count black held pieces
+ }
q = p;
- if(gameInfo.variant == VariantFischeRandom || gameInfo.variant == VariantCapaRandom) {
+ if(appData.fischerCastling) {
+ if(handW) { // in shuffle S-Chess simply dump all virgin pieces
+ for(i=BOARD_RGHT-1; 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 )
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 */
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_HEIGHT; i++) j += boards[move][i][BOARD_RGHT]; // count white held pieces
- for(i=BOARD_RGHT-1-k; i>=BOARD_LEFT+q && j; i--)
+ if(handW) { // for S-Chess with pieces in hand, list virgin pieces between K and Q
+ for(i=BOARD_RGHT-1-k; i>=BOARD_LEFT+q; i--)
if((boards[move][0][i] != WhiteKing || k+q == 0) &&
boards[move][VIRGIN][i] & VIRGIN_W) *p++ = i + AAA + 'A' - 'a';
}
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_HEIGHT; i++) j += boards[move][i][BOARD_LEFT-1]; // count black held pieces
- for(i=BOARD_RGHT-1-k; i>=BOARD_LEFT+q && j; i--)
+ if(handB) {
+ for(i=BOARD_RGHT-1-k; i>=BOARD_LEFT+q; i--)
if((boards[move][BOARD_HEIGHT-1][i] != BlackKing || k+q == 0) &&
boards[move][VIRGIN][i] & VIRGIN_B) *p++ = i + AAA;
}
Boolean
ParseFEN (Board board, int *blackPlaysFirst, char *fen, Boolean autoSize)
{
- int i, j, k, w=0;
+ int i, j, k, w=0, subst=0, shuffle=0, wKingRank = -1, bKingRank = -1;
char *p, c;
int emptycount, virgin[BOARD_FILES];
ChessSquare piece;
appData.NrRanks = gameInfo.boardHeight - i; i=0;
}
break;
-#if(BOARD_FILES >= 10)
+#if(BOARD_FILES >= 10)*0
} else if(*p=='x' || *p=='X') { /* [HGM] X means 10 */
p++; emptycount=10;
if (j + emptycount > gameInfo.boardWidth) return FALSE;
if (j + emptycount > gameInfo.boardWidth) return FALSE;
while (emptycount--)
board[i][(j++)+gameInfo.holdingsWidth] = EmptySquare;
+ } else if (*p == '<') {
+ if(i == BOARD_HEIGHT-1) shuffle = 1;
+ else if (i != 0 || !shuffle) return FALSE;
+ p++;
+ } else if (shuffle && *p == '>') {
+ p++; // for now ignore closing shuffle range, and assume rank-end
+ } else if (*p == '?') {
+ if (j >= gameInfo.boardWidth) return FALSE;
+ if (i != 0 && i != BOARD_HEIGHT-1) return FALSE; // only on back-rank
+ board[i][(j++)+gameInfo.holdingsWidth] = ClearBoard; p++; subst++; // placeHolder
} else if (*p == '+' || isalpha(*p)) {
+ char *q, *s = SUFFIXES;
if (j >= gameInfo.boardWidth) return FALSE;
if(*p=='+') {
- piece = CharToPiece(*++p);
+ char c = *++p;
+ if(q = strchr(s, p[1])) p++;
+ piece = CharToPiece(c + (q ? 64*(q - s + 1) : 0));
if(piece == EmptySquare) return FALSE; /* unknown piece */
piece = (ChessSquare) (CHUPROMOTED piece ); p++;
if(PieceToChar(piece) != '+') return FALSE; /* unpromotable piece */
- } else piece = CharToPiece(*p++);
+ } else {
+ char c = *p++;
+ if(q = strchr(s, *p)) p++;
+ piece = CharToPiece(c + (q ? 64*(q - s + 1) : 0));
+ }
if(piece==EmptySquare) return FALSE; /* unknown piece */
if(*p == '~') { /* [HGM] make it a promoted piece for Crazyhouse */
p++;
}
board[i][(j++)+gameInfo.holdingsWidth] = piece;
+ if(piece == WhiteKing) wKingRank = i;
+ if(piece == BlackKing) bKingRank = i;
} else {
return FALSE;
}
/* [HGM] look for Crazyhouse holdings here */
while(*p==' ') p++;
if( gameInfo.holdingsWidth && p[-1] == '/' || *p == '[') {
+ int swap=0, wcnt=0, bcnt=0;
if(*p == '[') p++;
+ if(*p == '<') swap++, p++;
if(*p == '-' ) p++; /* empty holdings */ else {
if( !gameInfo.holdingsWidth ) return FALSE; /* no room to put holdings! */
/* if we would allow FEN reading to set board size, we would */
if( i >= gameInfo.holdingsSize ) return FALSE;
board[BOARD_HEIGHT-1-i][0] = piece; /* black holdings */
board[BOARD_HEIGHT-1-i][1]++; /* black counts */
+ bcnt++;
} else {
i = (int)piece - (int)WhitePawn;
i = PieceToNumber((ChessSquare)i);
if( i >= gameInfo.holdingsSize ) return FALSE;
board[i][BOARD_WIDTH-1] = piece; /* white holdings */
board[i][BOARD_WIDTH-2]++; /* black holdings */
+ wcnt++;
+ }
+ }
+ if(subst) { // substitute back-rank question marks by holdings pieces
+ for(j=BOARD_LEFT; j<BOARD_RGHT; j++) {
+ int k, m, n = bcnt + 1;
+ if(board[0][j] == ClearBoard) {
+ if(!wcnt) return FALSE;
+ n = rand() % wcnt;
+ for(k=0, m=n; k<gameInfo.holdingsSize; k++) if((m -= board[k][BOARD_WIDTH-2]) < 0) {
+ board[0][j] = board[k][BOARD_WIDTH-1]; wcnt--;
+ if(--board[k][BOARD_WIDTH-2] == 0) board[k][BOARD_WIDTH-1] = EmptySquare;
+ break;
+ }
+ }
+ if(board[BOARD_HEIGHT-1][j] == ClearBoard) {
+ if(!bcnt) return FALSE;
+ if(n >= bcnt) n = rand() % bcnt; // use same randomization for black and white if possible
+ for(k=0, m=n; k<gameInfo.holdingsSize; k++) if((n -= board[BOARD_HEIGHT-1-k][1]) < 0) {
+ board[BOARD_HEIGHT-1][j] = board[BOARD_HEIGHT-1-k][0]; bcnt--;
+ if(--board[BOARD_HEIGHT-1-k][1] == 0) board[BOARD_HEIGHT-1-k][0] = EmptySquare;
+ break;
+ }
+ }
}
+ subst = 0;
}
}
if(*p == ']') p++;
}
+ if(subst) return FALSE; // substitution requested, but no holdings
+
while(*p == ' ') p++;
/* Active color */
/* [HGM] We NO LONGER ignore the rest of the FEN notation */
/* return the extra info in global variiables */
+ while(*p==' ') p++;
+
+ if(!isdigit(*p) && *p != '-') { // we seem to have castling rights. Make sure they are on the rank the King actually is.
+ if(wKingRank >= 0) for(i=0; i<3; i++) castlingRank[i] = wKingRank;
+ if(bKingRank >= 0) for(i=3; i<6; i++) castlingRank[i] = bKingRank;
+ }
+
/* set defaults in case FEN is incomplete */
board[EP_STATUS] = EP_UNKNOWN;
for(i=0; i<nrCastlingRights; i++ ) {
board[CASTLING][i] =
- gameInfo.variant == VariantFischeRandom || gameInfo.variant == VariantCapaRandom ? NoRights : initialRights[i];
+ appData.fischerCastling ? NoRights : initialRights[i];
} /* assume possible unless obviously impossible */
if(initialRights[0]!=NoRights && board[castlingRank[0]][initialRights[0]] != WhiteRook) board[CASTLING][0] = NoRights;
if(initialRights[1]!=NoRights && board[castlingRank[1]][initialRights[1]] != WhiteRook) board[CASTLING][1] = NoRights;
&& board[castlingRank[5]][initialRights[5]] != BlackKing) board[CASTLING][5] = NoRights;
FENrulePlies = 0;
- while(*p==' ') p++;
if(nrCastlingRights) {
+ int fischer = 0;
if(gameInfo.variant == VariantSChess) for(i=0; i<BOARD_FILES; i++) virgin[i] = 0;
if(*p >= 'A' && *p <= 'Z' || *p >= 'a' && *p <= 'z' || *p=='-') {
/* castling indicator present, so default becomes no castlings */
}
}
while(*p=='K' || *p=='Q' || *p=='k' || *p=='q' || *p=='-' ||
- (gameInfo.variant == VariantFischeRandom || gameInfo.variant == VariantCapaRandom || gameInfo.variant == VariantSChess) &&
+ (appData.fischerCastling || gameInfo.variant == VariantSChess) &&
( *p >= 'a' && *p < 'a' + gameInfo.boardWidth) ||
( *p >= 'A' && *p < 'A' + gameInfo.boardWidth) ) {
int c = *p++, whiteKingFile=NoRights, blackKingFile=NoRights;
for(i=BOARD_LEFT; i<BOARD_RGHT; i++) {
- if(board[BOARD_HEIGHT-1][i] == BlackKing) blackKingFile = i;
- if(board[0 ][i] == WhiteKing) whiteKingFile = i;
+ if(board[castlingRank[5]][i] == BlackKing) blackKingFile = i;
+ if(board[castlingRank[2]][i] == WhiteKing) whiteKingFile = i;
}
if(gameInfo.variant == VariantTwoKings || gameInfo.variant == VariantKnightmate)
whiteKingFile = blackKingFile = BOARD_WIDTH >> 1; // for these variant scanning fails
&& board[BOARD_HEIGHT-1][blackKingFile] != BlackKing) blackKingFile = NoRights;
switch(c) {
case'K':
- for(i=BOARD_RGHT-1; board[0][i]!=WhiteRook && i>whiteKingFile; i--);
+ for(i=BOARD_RGHT-1; board[castlingRank[2]][i]!=WhiteRook && i>whiteKingFile; i--);
board[CASTLING][0] = i != whiteKingFile ? i : NoRights;
board[CASTLING][2] = whiteKingFile;
if(board[CASTLING][0] != NoRights) virgin[board[CASTLING][0]] |= VIRGIN_W;
if(board[CASTLING][2] != NoRights) virgin[board[CASTLING][2]] |= VIRGIN_W;
+ if(whiteKingFile != BOARD_WIDTH>>1|| i != BOARD_RGHT-1) fischer = 1;
break;
case'Q':
- for(i=BOARD_LEFT; i<BOARD_RGHT && board[0][i]!=WhiteRook && i<whiteKingFile; i++);
+ for(i=BOARD_LEFT; i<BOARD_RGHT && board[castlingRank[2]][i]!=WhiteRook && i<whiteKingFile; i++);
board[CASTLING][1] = i != whiteKingFile ? i : NoRights;
board[CASTLING][2] = whiteKingFile;
if(board[CASTLING][1] != NoRights) virgin[board[CASTLING][1]] |= VIRGIN_W;
if(board[CASTLING][2] != NoRights) virgin[board[CASTLING][2]] |= VIRGIN_W;
+ if(whiteKingFile != BOARD_WIDTH>>1|| i != BOARD_LEFT) fischer = 1;
break;
case'k':
- for(i=BOARD_RGHT-1; board[BOARD_HEIGHT-1][i]!=BlackRook && i>blackKingFile; i--);
+ for(i=BOARD_RGHT-1; board[castlingRank[5]][i]!=BlackRook && i>blackKingFile; i--);
board[CASTLING][3] = i != blackKingFile ? i : NoRights;
board[CASTLING][5] = blackKingFile;
if(board[CASTLING][3] != NoRights) virgin[board[CASTLING][3]] |= VIRGIN_B;
if(board[CASTLING][5] != NoRights) virgin[board[CASTLING][5]] |= VIRGIN_B;
+ if(blackKingFile != BOARD_WIDTH>>1|| i != BOARD_RGHT-1) fischer = 1;
break;
case'q':
- for(i=BOARD_LEFT; i<BOARD_RGHT && board[BOARD_HEIGHT-1][i]!=BlackRook && i<blackKingFile; i++);
+ for(i=BOARD_LEFT; i<BOARD_RGHT && board[castlingRank[5]][i]!=BlackRook && i<blackKingFile; i++);
board[CASTLING][4] = i != blackKingFile ? i : NoRights;
board[CASTLING][5] = blackKingFile;
if(board[CASTLING][4] != NoRights) virgin[board[CASTLING][4]] |= VIRGIN_B;
if(board[CASTLING][5] != NoRights) virgin[board[CASTLING][5]] |= VIRGIN_B;
+ if(blackKingFile != BOARD_WIDTH>>1|| i != BOARD_LEFT) fischer = 1;
case '-':
break;
default: /* FRC castlings */
}
for(i=0; i<nrCastlingRights; i++)
if(board[CASTLING][i] != NoRights) initialRights[i] = board[CASTLING][i];
- if(gameInfo.variant == VariantSChess) for(i=0; i<BOARD_FILES; i++) board[VIRGIN][i] = virgin[i];
+ if(gameInfo.variant == VariantSChess)
+ for(i=0; i<BOARD_FILES; i++) board[VIRGIN][i] = shuffle ? VIRGIN_W | VIRGIN_B : virgin[i]; // when shuffling assume all virgin
+ if(fischer && shuffle) appData.fischerCastling = TRUE;
if (appData.debugMode) {
fprintf(debugFP, "FEN castling rights:");
for(i=0; i<nrCastlingRights; i++)
while(*p==' ') p++;
}
+ if(shuffle) SetUpShuffle(board, appData.defaultFrcPosition);
+
/* read e.p. field in games that know e.p. capture */
if(gameInfo.variant != VariantShogi && gameInfo.variant != VariantXiangqi &&
gameInfo.variant != VariantShatranj && gameInfo.variant != VariantCourier &&