/*
* xboard.c -- X front end for XBoard
- * $Id: xboard.c,v 2.2 2003/11/06 07:22:14 mann Exp $
*
* Copyright 1991 by Digital Equipment Corporation, Maynard,
- * Massachusetts. Enhancements Copyright
- * 1992-2001,2002,2003,2004,2005,2006,2007,2008,2009 Free Software
- * Foundation, Inc.
+ * Massachusetts.
+ *
+ * Enhancements Copyright 1992-2001, 2002, 2003, 2004, 2005, 2006,
+ * 2007, 2008, 2009 Free Software Foundation, Inc.
*
* The following terms apply to Digital Equipment Corporation's copyright
* interest in XBoard:
{ "localLineEditing", "localLineEditing", XtRBoolean,
sizeof(Boolean), XtOffset(AppDataPtr, localLineEditing),
XtRImmediate, (XtPointer) True }, /* not implemented, must be True */
-#ifdef ZIPPY
+#if ZIPPY
{ "zippyTalk", "zippyTalk", XtRBoolean,
sizeof(Boolean), XtOffset(AppDataPtr, zippyTalk),
XtRImmediate, (XtPointer) ZIPPY_TALK },
{ "adjudicateLossThreshold", "adjudicateLossThreshold", XtRInt,
sizeof(int), XtOffset(AppDataPtr, adjudicateLossThreshold),
XtRImmediate, (XtPointer) 0},
+ { "adjudicateDrawMoves", "adjudicateDrawMoves", XtRInt,
+ sizeof(int), XtOffset(AppDataPtr, adjudicateDrawMoves),
+ XtRImmediate, (XtPointer) 0},
{ "pgnEventHeader", "pgnEventHeader", XtRString,
sizeof(String), XtOffset(AppDataPtr, pgnEventHeader),
XtRImmediate, (XtPointer) "Computer Chess Game" },
XtRImmediate, (XtPointer) "xboard.debug"},
{ "engineDebugOutput", "engineDebugOutput", XtRInt,
sizeof(int), XtOffset(AppDataPtr, engineComments),
- XtRImmediate, (XtPointer) 0},
+ XtRImmediate, (XtPointer) 1},
{ "noGUI", "noGUI", XtRBoolean,
sizeof(Boolean), XtOffset(AppDataPtr, noGUI),
XtRImmediate, (XtPointer) 0},
{ "delayAfterQuit", "delayAfterQuit", XtRInt,
sizeof(int), XtOffset(AppDataPtr, delayAfterQuit),
XtRImmediate, (XtPointer) 0},
+ { "keepAlive", "keepAlive", XtRInt,
+ sizeof(int), XtOffset(AppDataPtr, keepAlive),
+ XtRImmediate, (XtPointer) 0},
+ { "forceIllegalMoves", "forceIllegalMoves", XtRBoolean,
+ sizeof(Boolean), XtOffset(AppDataPtr, forceIllegal),
+ XtRImmediate, (XtPointer) False},
};
XrmOptionDescRec shellOptions[] = {
{ "-pgnExtendedInfo", "pgnExtendedInfo", XrmoptionSepArg, NULL },
{ "-hideThinkingFromHuman", "hideThinkingFromHuman", XrmoptionSepArg, NULL },
{ "-adjudicateLossThreshold", "adjudicateLossThreshold", XrmoptionSepArg, NULL },
+ { "-adjudicateDrawMoves", "adjudicateDrawMoves", XrmoptionSepArg, NULL },
{ "-pgnEventHeader", "pgnEventHeader", XrmoptionSepArg, NULL },
{ "-firstIsUCI", "firstIsUCI", XrmoptionSepArg, NULL },
{ "-secondIsUCI", "secondIsUCI", XrmoptionSepArg, NULL },
{ "-secondOptions", "secondOptions", XrmoptionSepArg, NULL },
{ "-firstNeedsNoncompliantFEN", "firstNeedsNoncompliantFEN", XrmoptionSepArg, NULL },
{ "-secondNeedsNoncompliantFEN", "secondNeedsNoncompliantFEN", XrmoptionSepArg, NULL },
+ { "-keepAlive", "keepAlive", XrmoptionSepArg, NULL },
+ { "-forceIllegalMoves", "forceIllegalMoves", XrmoptionNoArg, "True" },
};
}
#ifdef GOTHIC
if(gameInfo.variant == VariantGothic) {
- ximMaskPm[(int)WhiteMarshall] = ximMaskPm2[i][(int)WhiteSilver];
+ ximMaskPm[(int)WhiteMarshall] = ximMaskPm2[(int)WhiteSilver];
}
#endif
#endif
}
#endif
+void EscapeExpand(char *p, char *q)
+{ // [HGM] initstring: routine to shape up string arguments
+ while(*p++ = *q++) if(p[-1] == '\\')
+ switch(*q++) {
+ case 'n': p[-1] = '\n'; break;
+ case 'r': p[-1] = '\r'; break;
+ case 't': p[-1] = '\t'; break;
+ case '\\': p[-1] = '\\'; break;
+ case 0: *p = 0; return;
+ default: p[-1] = q[-1]; break;
+ }
+}
+
int
main(argc, argv)
int argc;
argvCopy[j] = NULL;
argv = argvCopy;
argc = j;
-#if 0
- if(appData.debugMode,1) { // OK, appData is not initialized here yet...
- for(i=0; i<argc; i++) fprintf(stderr, "argv[%2d] = '%s'\n", i, argv[i]);
- }
-#endif
#endif
-
setbuf(stdout, NULL);
setbuf(stderr, NULL);
debugFP = stderr;
#ifdef ENABLE_NLS
XtSetLanguageProc(NULL, NULL, NULL);
- bindtextdomain(PRODUCT, LOCALEDIR);
- textdomain(PRODUCT);
+ bindtextdomain(PACKAGE, LOCALEDIR);
+ textdomain(PACKAGE);
#endif
shellWidget =
XtAppInitialize(&appContext, "XBoard", shellOptions,
XtNumber(shellOptions),
&argc, argv, xboardResources, NULL, 0);
- if (argc > 1) {
+ if (argc > 1)
+ { /* left over command line arguments, print out help and exit.
+ * Use two columns to print help
+ */
fprintf(stderr, _("%s: unrecognized argument %s\n"),
programName, argv[1]);
+
fprintf(stderr, "Recognized options:\n");
- for(i = 0; i < XtNumber(shellOptions); i++) {
+ for(i = 0; i < XtNumber(shellOptions); i++)
+ {
+ /* print first column */
j = fprintf(stderr, " %s%s", shellOptions[i].option,
(shellOptions[i].argKind == XrmoptionSepArg
? " ARG" : ""));
- if (i++ < XtNumber(shellOptions)) {
+ /* print second column and end line */
+ if (++i < XtNumber(shellOptions))
+ {
fprintf(stderr, "%*c%s%s\n", 40 - j, ' ',
shellOptions[i].option,
(shellOptions[i].argKind == XrmoptionSepArg
? " ARG" : ""));
- } else {
+ }
+ else
+ {
fprintf(stderr, "\n");
- }
- }
+ };
+ };
exit(2);
- }
-
- if ((chessDir = (char *) getenv("CHESSDIR")) == NULL) {
- chessDir = ".";
- } else {
- if (chdir(chessDir) != 0) {
- fprintf(stderr, _("%s: can't cd to CHESSDIR: "), programName);
- perror(chessDir);
- exit(1);
- }
- }
+ };
p = getenv("HOME");
if (p == NULL) p = "/tmp";
clientResources, XtNumber(clientResources),
NULL, 0);
+ { // [HGM] initstring: kludge to fix bad bug. expand '\n' characters in init string and computer string.
+ static char buf[MSG_SIZ];
+ EscapeExpand(buf, appData.initString);
+ appData.initString = strdup(buf);
+ EscapeExpand(buf, appData.secondInitString);
+ appData.secondInitString = strdup(buf);
+ EscapeExpand(buf, appData.firstComputerString);
+ appData.firstComputerString = strdup(buf);
+ EscapeExpand(buf, appData.secondComputerString);
+ appData.secondComputerString = strdup(buf);
+ }
+
+ if ((chessDir = (char *) getenv("CHESSDIR")) == NULL) {
+ chessDir = ".";
+ } else {
+ if (chdir(chessDir) != 0) {
+ fprintf(stderr, _("%s: can't cd to CHESSDIR: "), programName);
+ perror(chessDir);
+ exit(1);
+ }
+ }
+
if (appData.debugMode && appData.nameOfDebugFile && strcmp(appData.nameOfDebugFile, "stderr")) {
/* [DM] debug info to file [HGM] make the filename a command-line option, and allow it to remain stderr */
if ((debugFP = fopen(appData.nameOfDebugFile, "w")) == NULL) {
gameInfo.variant = StringToVariant(appData.variant);
InitPosition(FALSE);
-#if 0
- /*
- * Determine boardSize
- */
- gameInfo.boardWidth = gameInfo.boardHeight = 8; // [HGM] boardsize: make sure we start as 8x8
-
-//#ifndef IDSIZE
- // [HGM] as long as we have not created the possibility to change size while running, start with requested size
- gameInfo.boardWidth = appData.NrFiles > 0 ? appData.NrFiles : 8;
- gameInfo.boardHeight = appData.NrRanks > 0 ? appData.NrRanks : 8;
- gameInfo.holdingsWidth = appData.holdingsSize > 0 ? 2 : 0;
-#endif
-
#ifdef IDSIZE
InitDrawingSizes(-1, 0); // [HGM] initsize: make this into a subroutine
signal(SIGUSR1, CmailSigHandler);
}
}
- InitPosition(TRUE);
+ gameInfo.boardWidth = 0; // [HGM] pieces: kludge to ensure InitPosition() calls InitDrawingSizes()
+ InitPosition(TRUE);
XtAppMainLoop(appContext);
if (appData.debugMode) fclose(debugFP); // [DM] debug
return;
}
+void NotifyFrontendLogin()
+{
+ // placeholder
+}
+
typedef struct {
char *name;
Boolean value;
static char *xpmkind[] = { "ll", "ld", "dl", "dd" };
XpmColorSymbol symbols[4];
-#if 0
- /* Apparently some versions of Xpm don't define XpmFormat at all --tpm */
- if (appData.debugMode) {
- fprintf(stderr, "XPM Library Version: %d.%d%c\n",
- XpmFormat, XpmVersion, (char)('a' + XpmRevision - 1));
- }
-#endif
-
/* The XSynchronize calls were copied from CreatePieces.
Not sure if needed, but can't hurt */
XSynchronize(xDisplay, True); /* Work-around for xlib/xt buffering bug */
if ((r=XpmReadFileToPixmap(xDisplay, xBoardWindow, buf,
&(xpmPieceBitmap2[kind][piece]),
NULL, &attr)) != 0) {
- fprintf(stderr, _("Error %d loading XPM file \"%s\"\n"),
- r, buf);
- exit(1);
+ if(piece != (int)WhiteKing && piece > (int)WhiteQueen) {
+ // [HGM] missing: read of unorthodox piece failed; substitute King.
+ snprintf(buf, sizeof(buf), "%s/k%s%u.xpm",
+ ExpandPathName(appData.pixmapDirectory),
+ xpmkind[kind], ss);
+ if (appData.debugMode) {
+ fprintf(stderr, _("(Replace by File:%s:) "), buf);
+ }
+ r=XpmReadFileToPixmap(xDisplay, xBoardWindow, buf,
+ &(xpmPieceBitmap2[kind][piece]),
+ NULL, &attr);
+ }
+ if (r != 0) {
+ fprintf(stderr, _("Error %d loading XPM file \"%s\"\n"),
+ r, buf);
+ exit(1);
+ }
}
if(piece <= (int) WhiteKing)
xpmPieceBitmap[kind][piece] = xpmPieceBitmap2[kind][piece];
return;
}
}
- if (bits == NULL) {
-#if 0
- fprintf(stderr, _("%s: No built-in bitmap for %s; giving up\n"),
- programName, name);
- exit(1);
-#endif
- ; // [HGM] bitmaps: make it non-fatal if we have no bitmap;
- } else {
+ if (bits != NULL) {
*pm = XCreateBitmapFromData(xDisplay, xBoardWindow, (char *) bits,
wreq, hreq);
}
{
int x, y;
Boolean saveAnimate;
- static int second = 0;
+ static int second = 0, promotionChoice = 0;
+ ChessMove moveType;
if (w != boardWidget || errorExitStatus != -1) return;
+ x = EventToSquare(event->xbutton.x, BOARD_WIDTH);
+ y = EventToSquare(event->xbutton.y, BOARD_HEIGHT);
+ if (!flipView && y >= 0) {
+ y = BOARD_HEIGHT - 1 - y;
+ }
+ if (flipView && x >= 0) {
+ x = BOARD_WIDTH - 1 - x;
+ }
+
+ if(promotionChoice) { // we are waiting for a click to indicate promotion piece
+ if(event->type == ButtonRelease) return; // ignore upclick of click-click destination
+ promotionChoice = FALSE; // only one chance: if click not OK it is interpreted as cancel
+ if(appData.debugMode) fprintf(debugFP, "promotion click, x=%d, y=%d\n", x, y);
+ if(gameInfo.holdingsWidth &&
+ (WhiteOnMove(currentMove)
+ ? x == BOARD_WIDTH-1 && y < gameInfo.holdingsSize && y > 0
+ : x == 0 && y >= BOARD_HEIGHT - gameInfo.holdingsSize && y < BOARD_HEIGHT-1) ) {
+ // click in right holdings, for determining promotion piece
+ ChessSquare p = boards[currentMove][y][x];
+ if(appData.debugMode) fprintf(debugFP, "square contains %d\n", (int)p);
+ if(p != EmptySquare) {
+ FinishMove(NormalMove, fromX, fromY, toX, toY, ToLower(PieceToChar(p)));
+ fromX = fromY = -1;
+ return;
+ }
+ }
+ DrawPosition(FALSE, boards[currentMove]);
+ return;
+ }
if (event->type == ButtonPress) ErrorPopDown();
if (promotionUp) {
}
}
- x = EventToSquare(event->xbutton.x, BOARD_WIDTH);
- y = EventToSquare(event->xbutton.y, BOARD_HEIGHT);
- if (!flipView && y >= 0) {
- y = BOARD_HEIGHT - 1 - y;
- }
- if (flipView && x >= 0) {
- x = BOARD_WIDTH - 1 - x;
- }
-
/* [HGM] holdings: next 5 lines: ignore all clicks between board and holdings */
if(event->type == ButtonPress
&& ( x == BOARD_LEFT-1 || x == BOARD_RGHT
if (fromX == -1) {
if (event->type == ButtonPress) {
- /* First square */
+ /* First square, prepare to drag */
if (OKToStartUserMove(x, y)) {
fromX = x;
fromY = y;
}
/* fromX != -1 */
- if (event->type == ButtonPress && gameMode != EditPosition &&
- x >= 0 && y >= 0) {
- ChessSquare fromP;
- ChessSquare toP;
-
- /* Check if clicking again on the same color piece */
- fromP = boards[currentMove][fromY][fromX];
- toP = boards[currentMove][y][x];
- if ((WhitePawn <= fromP && fromP < WhiteKing && // [HGM] this test should go, as UserMoveTest now does it.
- WhitePawn <= toP && toP <= WhiteKing) || // For now I made it less critical by exempting King
- (BlackPawn <= fromP && fromP < BlackKing && // moves, to not interfere with FRC castlings.
- BlackPawn <= toP && toP <= BlackKing)) {
- /* Clicked again on same color piece -- changed his mind */
- second = (x == fromX && y == fromY);
- if (appData.highlightDragging) {
- SetHighlights(x, y, -1, -1);
- } else {
- ClearHighlights();
- }
- if (OKToStartUserMove(x, y)) {
- fromX = x;
- fromY = y;
- DragPieceBegin(event->xbutton.x, event->xbutton.y);
- }
- return;
- }
- }
-
if (event->type == ButtonRelease && x == fromX && y == fromY) {
+ /* Click on single square in stead of drag-drop */
DragPieceEnd(event->xbutton.x, event->xbutton.y);
if (appData.animateDragging) {
/* Undo animation damage if any */
return;
}
- /* Completed move */
+ moveType = UserMoveTest(fromX, fromY, x, y, NULLCHAR, event->type == ButtonRelease);
+
+ if (moveType == Comment) { // kludge for indicating capture-own on Press
+ /* Clicked again on same color piece -- changed his mind */
+ /* note that re-clicking same square always hits same color piece */
+ second = (x == fromX && y == fromY);
+ if (appData.highlightDragging) {
+ SetHighlights(x, y, -1, -1);
+ } else {
+ ClearHighlights();
+ }
+ if (OKToStartUserMove(x, y)) {
+ fromX = x;
+ fromY = y;
+ DragPieceBegin(event->xbutton.x, event->xbutton.y);
+ }
+ return;
+ }
+
+ if(moveType == AmbiguousMove) { // kludge to indicate edit-position move
+ fromX = fromY = -1;
+ ClearHighlights();
+ DragPieceEnd(event->xbutton.x, event->xbutton.y);
+ DrawPosition(FALSE, boards[currentMove]);
+ return;
+ }
+
+ /* Complete move; (x,y) is now different from (fromX, fromY) on both Press and Release */
toX = x;
toY = y;
saveAnimate = appData.animate;
/* Don't animate move and drag both */
appData.animate = FALSE;
}
- if (IsPromotion(fromX, fromY, toX, toY)) {
- if (appData.alwaysPromoteToQueen) {
- UserMoveEvent(fromX, fromY, toX, toY, 'q');
+ if (moveType == WhitePromotionKnight || moveType == BlackPromotionKnight ||
+ (moveType == WhitePromotionQueen || moveType == BlackPromotionQueen) &&
+ appData.alwaysPromoteToQueen) { // promotion, but no choice
+ FinishMove(moveType, fromX, fromY, toX, toY, 'q');
+ } else
+ if (moveType == WhitePromotionQueen || moveType == BlackPromotionQueen ) {
+ SetHighlights(fromX, fromY, toX, toY);
+ if(gameInfo.variant == VariantSuper || gameInfo.variant == VariantGreat) {
+ // [HGM] super: promotion to captured piece selected from holdings
+ ChessSquare p = boards[currentMove][fromY][fromX], q = boards[currentMove][toY][toX];
+ promotionChoice = TRUE;
+ // kludge follows to temporarily execute move on display, without promoting yet
+ boards[currentMove][fromY][fromX] = EmptySquare; // move Pawn to 8th rank
+ boards[currentMove][toY][toX] = p;
+ DrawPosition(FALSE, boards[currentMove]);
+ boards[currentMove][fromY][fromX] = p; // take back, but display stays
+ boards[currentMove][toY][toX] = q;
+ DisplayMessage("Click in holdings to choose piece", "");
+ return;
+ }
+ PromotionPopUp();
+ goto skipClearingFrom; // the skipped stuff is done asynchronously by PromotionCallback
+ } else
+ if(moveType != ImpossibleMove) { // valid move, but no promotion
+ FinishMove(moveType, fromX, fromY, toX, toY, NULLCHAR);
+ } else { // invalid move; could have set premove
+ ClearHighlights();
+ }
if (!appData.highlightLastMove || gotPremove) ClearHighlights();
if (gotPremove) SetPremoveHighlights(fromX, fromY, toX, toY);
fromX = fromY = -1;
- } else {
- SetHighlights(fromX, fromY, toX, toY);
- PromotionPopUp();
- }
- } else {
- UserMoveEvent(fromX, fromY, toX, toY, NULLCHAR);
- if (!appData.highlightLastMove || gotPremove) ClearHighlights();
- if (gotPremove) SetPremoveHighlights(fromX, fromY, toX, toY);
- fromX = fromY = -1;
- }
+skipClearingFrom:
appData.animate = saveAnimate;
if (appData.animate || appData.animateDragging) {
/* Undo animation damage if needed */
XtSetArg(args[j], XtNright, XtChainRight); j++;
XtSetArg(args[j], XtNresizable, True); j++;
XtSetArg(args[j], XtNwidth, bw_width); j++; /*force wider than buttons*/
-#if 0
- XtSetArg(args[j], XtNscrollVertical, XawtextScrollWhenNeeded); j++;
-#else
/* !!Work around an apparent bug in XFree86 4.0.1 (X11R6.4.3) */
XtSetArg(args[j], XtNscrollVertical, XawtextScrollAlways); j++;
-#endif
XtSetArg(args[j], XtNautoFill, True); j++;
XtSetArg(args[j], XtNwrap, XawtextWrapWord); j++;
edit =
XtSetArg(args[j], XtNleft, XtChainLeft); j++;
XtSetArg(args[j], XtNright, XtChainRight); j++;
XtSetArg(args[j], XtNresizable, True); j++;
-#if 0
- XtSetArg(args[j], XtNscrollVertical, XawtextScrollWhenNeeded); j++;
-#else
/* !!Work around an apparent bug in XFree86 4.0.1 (X11R6.4.3) */
XtSetArg(args[j], XtNscrollVertical, XawtextScrollAlways); j++;
-#endif
XtSetArg(args[j], XtNautoFill, True); j++;
XtSetArg(args[j], XtNwrap, XawtextWrapWord); j++;
edit =
promoChar = ToLower(name[0]);
}
- UserMoveEvent(fromX, fromY, toX, toY, promoChar);
+ FinishMove(NormalMove, fromX, fromY, toX, toY, promoChar);
if (!appData.highlightLastMove || gotPremove) ClearHighlights();
if (gotPremove) SetPremoveHighlights(fromX, fromY, toX, toY);
args, 1);
if (appData.showButtonBar) {
-#if 0
- if (pausing) {
- XtSetArg(args[0], XtNbackground, buttonForegroundPixel);
- XtSetArg(args[1], XtNforeground, buttonBackgroundPixel);
- } else {
- XtSetArg(args[0], XtNbackground, buttonBackgroundPixel);
- XtSetArg(args[1], XtNforeground, buttonForegroundPixel);
- }
-#else
/* Always toggle, don't set. Previous code messes up when
invoked while the button is pressed, as releasing it
toggles the state again. */
XtSetArg(args[0], XtNbackground, oldfg);
XtSetArg(args[1], XtNforeground, oldbg);
}
-#endif
XtSetValues(XtNameToWidget(buttonBarWidget, PAUSE_BUTTON), args, 2);
}
}
appData.showThinking = !appData.showThinking; // [HGM] thinking: tken out of ShowThinkingEvent
ShowThinkingEvent();
-#if 0
- // [HGM] thinking: currently no suc menu item; replaced by Hide Thinking (From Human)
- if (appData.showThinking) {
- XtSetArg(args[0], XtNleftBitmap, xMarkPixmap);
- } else {
- XtSetArg(args[0], XtNleftBitmap, None);
- }
- XtSetValues(XtNameToWidget(menuBarWidget, "menuOptions.Show Thinking"),
- args, 1);
-#endif
}
void HideThinkingProc(w, event, prms, nprms)
"Copyright 1991 Digital Equipment Corporation",
"Enhancements Copyright 1992-2009 Free Software Foundation",
"Enhancements Copyright 2005 Alessandro Scotti",
- PRODUCT, " is free software and carries NO WARRANTY;",
+ PACKAGE, " is free software and carries NO WARRANTY;",
"see the file COPYING for more information.");
ErrorPopUp(_("About XBoard"), buf, FALSE);
}
void DisplayMessage(message, extMessage)
char *message, *extMessage;
{
- char buf[MSG_SIZ];
- Arg arg;
-
- if (extMessage) {
- if (*message) {
- snprintf(buf, sizeof(buf), "%s %s", message, extMessage);
- message = buf;
- } else {
- message = extMessage;
- }
- }
- XtSetArg(arg, XtNlabel, message);
- XtSetValues(messageWidget, &arg, 1);
+ /* display a message in the message widget */
+
+ char buf[MSG_SIZ];
+ Arg arg;
+
+ if (extMessage)
+ {
+ if (*message)
+ {
+ snprintf(buf, sizeof(buf), "%s %s", message, extMessage);
+ message = buf;
+ }
+ else
+ {
+ message = extMessage;
+ };
+ };
+
+ /* need to test if messageWidget already exists, since this function
+ can also be called during the startup, if for example a Xresource
+ is not set up correctly */
+ if(messageWidget)
+ {
+ XtSetArg(arg, XtNlabel, message);
+ XtSetValues(messageWidget, &arg, 1);
+ };
+
+ return;
}
void DisplayTitle(text)
ScheduleDelayedEvent(cb, millisec)
DelayedEventCallback cb; long millisec;
{
+ if(delayedEventTimerXID && delayedEventCallback == cb)
+ // [HGM] alive: replace, rather than add or flush identical event
+ XtRemoveTimeOut(delayedEventTimerXID);
delayedEventCallback = cb;
delayedEventTimerXID =
XtAppAddTimeOut(appContext, millisec,
delay.it_interval.tv_usec =
delay.it_value.tv_usec = (time % 1000) * 1000;
setitimer(ITIMER_REAL, &delay, NULL);
-#if 0
- /* Ugh -- busy-wait! --tpm */
- while (frameWaiting);
-#else
while (frameWaiting) pause();
-#endif
delay.it_interval.tv_sec = delay.it_value.tv_sec = 0;
delay.it_interval.tv_usec = delay.it_value.tv_usec = 0;
setitimer(ITIMER_REAL, &delay, NULL);
if (!appData.animate || appData.blindfold)
return;
+ if(board[toY][toX] == WhiteRook && board[fromY][fromX] == WhiteKing ||
+ board[toY][toX] == BlackRook && board[fromY][fromX] == BlackKing)
+ return; // [HGM] FRC: no animtion of FRC castlings, as to-square is not true to-square
+
if (fromY < 0 || fromX < 0 || toX < 0 || toY < 0) return;
piece = board[fromY][fromX];
if (piece >= EmptySquare) return;
ScreenSquare(boardX, boardY, &corner, &color);
player.startSquare = corner;
player.startColor = color;
-#if 0
- /* Start from exactly where the piece is. This can be confusing
- if you start dragging far from the center of the square; most
- or all of the piece can be over a different square from the one
- the mouse pointer is in. */
- player.mouseDelta.x = x - corner.x;
- player.mouseDelta.y = y - corner.y;
-#else
/* As soon as we start dragging, the piece will jump slightly to
be centered over the mouse pointer. */
player.mouseDelta.x = squareSize/2;
player.mouseDelta.y = squareSize/2;
-#endif
/* Initialise animation */
player.dragPiece = PieceForSquare(boardX, boardY);
/* Sanity check */