return TRUE;
}
+// [HGM] move generation now based on hierarchy of subroutines for rays and combinations of rays
+
+void
+SlideForward (Board board, int flags, int rf, int ff, MoveCallback callback, VOIDSTAR closure)
+{
+ int i, rt, ft = ff;
+ for (i = 1;; i++) {
+ rt = rf + i;
+ if (rt >= BOARD_HEIGHT) break;
+ if (SameColor(board[rf][ff], board[rt][ft])) break;
+ callback(board, flags, NormalMove, rf, ff, rt, ft, closure);
+ if (board[rt][ft] != EmptySquare) break;
+ }
+}
+
+void
+SlideBackward (Board board, int flags, int rf, int ff, MoveCallback callback, VOIDSTAR closure)
+{
+ int i, rt, ft = ff;
+ for (i = 1;; i++) {
+ rt = rf - i;
+ if (rt < 0) break;
+ if (SameColor(board[rf][ff], board[rt][ft])) break;
+ callback(board, flags, NormalMove, rf, ff, rt, ft, closure);
+ if (board[rt][ft] != EmptySquare) break;
+ }
+}
+
+void
+SlideVertical (Board board, int flags, int rf, int ff, MoveCallback callback, VOIDSTAR closure)
+{
+ SlideForward(board, flags, rf, ff, callback, closure);
+ SlideBackward(board, flags, rf, ff, callback, closure);
+}
+
+void
+SlideSideways (Board board, int flags, int rf, int ff, MoveCallback callback, VOIDSTAR closure)
+{
+ int i, s, rt = rf, ft;
+ for(s = -1; s <= 1; s+= 2) {
+ for (i = 1;; i++) {
+ ft = ff + i*s;
+ if (ft < BOARD_LEFT || ft >= BOARD_RGHT) break;
+ if (SameColor(board[rf][ff], board[rt][ft])) break;
+ callback(board, flags, NormalMove, rf, ff, rt, ft, closure);
+ if (board[rt][ft] != EmptySquare) break;
+ }
+ }
+}
+
+void
+SlideDiagForward (Board board, int flags, int rf, int ff, MoveCallback callback, VOIDSTAR closure)
+{
+ int i, s, rt, ft;
+ for(s = -1; s <= 1; s+= 2) {
+ for (i = 1;; i++) {
+ rt = rf + i;
+ ft = ff + i * s;
+ if (rt >= BOARD_HEIGHT || ft < BOARD_LEFT || ft >= BOARD_RGHT) break;
+ if (SameColor(board[rf][ff], board[rt][ft])) break;
+ callback(board, flags, NormalMove, rf, ff, rt, ft, closure);
+ if (board[rt][ft] != EmptySquare) break;
+ }
+ }
+}
+
+void
+SlideDiagBackward (Board board, int flags, int rf, int ff, MoveCallback callback, VOIDSTAR closure)
+{
+ int i, s, rt, ft;
+ for(s = -1; s <= 1; s+= 2) {
+ for (i = 1;; i++) {
+ rt = rf - i;
+ ft = ff + i * s;
+ if (rt < 0 || ft < BOARD_LEFT || ft >= BOARD_RGHT) break;
+ if (SameColor(board[rf][ff], board[rt][ft])) break;
+ callback(board, flags, NormalMove, rf, ff, rt, ft, closure);
+ if (board[rt][ft] != EmptySquare) break;
+ }
+ }
+}
+
+void
+Rook (Board board, int flags, int rf, int ff, MoveCallback callback, VOIDSTAR closure)
+{
+ SlideVertical(board, flags, rf, ff, callback, closure);
+ SlideSideways(board, flags, rf, ff, callback, closure);
+}
+
+void
+Bishop (Board board, int flags, int rf, int ff, MoveCallback callback, VOIDSTAR closure)
+{
+ SlideDiagForward(board, flags, rf, ff, callback, closure);
+ SlideDiagBackward(board, flags, rf, ff, callback, closure);
+}
+
+void
+Sting (Board board, int flags, int rf, int ff, int dy, int dx, MoveCallback callback, VOIDSTAR closure)
+{ // Lion-like move of Horned Falcon and Souring Eagle
+ int ft = ff + dx, rt = rf + dy;
+ if (rt < 0 || rt >= BOARD_HEIGHT || ft < BOARD_LEFT || ft >= BOARD_RGHT) return;
+ if (!SameColor(board[rf][ff], board[rt][ft]))
+ callback(board, flags, board[rt][ft] != EmptySquare ? FirstLeg : NormalMove, rf, ff, rt, ft, closure);
+ ft += dx; rt += dy;
+ if (rt < 0 || rt >= BOARD_HEIGHT || ft < BOARD_LEFT || ft >= BOARD_RGHT) return;
+ if (!SameColor(board[rf][ff], board[rt][ft]))
+ callback(board, flags, NormalMove, rf, ff, rt, ft, closure);
+}
+
+void
+StepForward (Board board, int flags, int rf, int ff, MoveCallback callback, VOIDSTAR closure)
+{
+ int ft = ff, rt = rf + 1;
+ if (rt >= BOARD_HEIGHT) return;
+ if (SameColor(board[rf][ff], board[rt][ft])) return;
+ callback(board, flags, NormalMove, rf, ff, rt, ft, closure);
+}
+
+void
+StepBackward (Board board, int flags, int rf, int ff, MoveCallback callback, VOIDSTAR closure)
+{
+ int ft = ff, rt = rf - 1;
+ if (rt < 0) return;
+ if (SameColor(board[rf][ff], board[rt][ft])) return;
+ callback(board, flags, NormalMove, rf, ff, rt, ft, closure);
+}
+
+void
+StepSideways (Board board, int flags, int rf, int ff, MoveCallback callback, VOIDSTAR closure)
+{
+ int ft, rt = rf;
+ ft = ff + 1;
+ if (!(rt >= BOARD_HEIGHT || ft >= BOARD_RGHT) && !SameColor(board[rf][ff], board[rt][ft]))
+ callback(board, flags, NormalMove, rf, ff, rt, ft, closure);
+ ft = ff - 1;
+ if (!(rt >= BOARD_HEIGHT || ft < BOARD_LEFT) && !SameColor(board[rf][ff], board[rt][ft]))
+ callback(board, flags, NormalMove, rf, ff, rt, ft, closure);
+}
+
+void
+StepDiagForward (Board board, int flags, int rf, int ff, MoveCallback callback, VOIDSTAR closure)
+{
+ int ft, rt = rf + 1;
+ if (rt >= BOARD_HEIGHT) return;
+ ft = ff + 1;
+ if (!(rt >= BOARD_HEIGHT || ft >= BOARD_RGHT) && !SameColor(board[rf][ff], board[rt][ft]))
+ callback(board, flags, NormalMove, rf, ff, rt, ft, closure);
+ ft = ff - 1;
+ if (!(rt >= BOARD_HEIGHT || ft < BOARD_LEFT) && !SameColor(board[rf][ff], board[rt][ft]))
+ callback(board, flags, NormalMove, rf, ff, rt, ft, closure);
+}
+
+void
+StepDiagBackward (Board board, int flags, int rf, int ff, MoveCallback callback, VOIDSTAR closure)
+{
+ int ft, rt = rf - 1;
+ if(rt < 0) return;
+ ft = ff + 1;
+ if (!(rt < 0 || ft >= BOARD_RGHT) && !SameColor(board[rf][ff], board[rt][ft]))
+ callback(board, flags, NormalMove, rf, ff, rt, ft, closure);
+ ft = ff - 1;
+ if (!(rt < 0 || ft < BOARD_LEFT) && !SameColor(board[rf][ff], board[rt][ft]))
+ callback(board, flags, NormalMove, rf, ff, rt, ft, closure);
+}
+
+void
+StepVertical (Board board, int flags, int rf, int ff, MoveCallback callback, VOIDSTAR closure)
+{
+ StepForward(board, flags, rf, ff, callback, closure);
+ StepBackward(board, flags, rf, ff, callback, closure);
+}
+
+void
+Ferz (Board board, int flags, int rf, int ff, MoveCallback callback, VOIDSTAR closure)
+{
+ StepDiagForward(board, flags, rf, ff, callback, closure);
+ StepDiagBackward(board, flags, rf, ff, callback, closure);
+}
+
+void
+Wazir (Board board, int flags, int rf, int ff, MoveCallback callback, VOIDSTAR closure)
+{
+ StepVertical(board, flags, rf, ff, callback, closure);
+ StepSideways(board, flags, rf, ff, callback, closure);
+}
+
+void
+Knight (Board board, int flags, int rf, int ff, MoveCallback callback, VOIDSTAR closure)
+{
+ int i, j, s, rt, ft;
+ for (i = -1; i <= 1; i += 2)
+ for (j = -1; j <= 1; j += 2)
+ for (s = 1; s <= 2; s++) {
+ rt = rf + i*s;
+ ft = ff + j*(3-s);
+ if (!(rt < 0 || rt >= BOARD_HEIGHT || ft < BOARD_LEFT || ft >= BOARD_RGHT)
+ && ( gameInfo.variant != VariantXiangqi || board[rf+i*(s-1)][ff+j*(2-s)] == EmptySquare)
+ && !SameColor(board[rf][ff], board[rt][ft]))
+ callback(board, flags, NormalMove, rf, ff, rt, ft, closure);
+ }
+}
/* Call callback once for each pseudo-legal move in the given
position, except castling moves. A move is pseudo-legal if it is
if(PieceToChar(piece) == '~')
piece = (ChessSquare) ( DEMOTED piece );
if(filter != EmptySquare && piece != filter) continue;
- if(gameInfo.variant == VariantShogi)
+ if(IS_SHOGI(gameInfo.variant))
piece = (ChessSquare) ( SHOGI piece );
switch ((int)piece) {
case BlackUnicorn:
case WhiteKnight:
case BlackKnight:
- mounted:
for (i = -1; i <= 1; i += 2)
for (j = -1; j <= 1; j += 2)
for (s = 1; s <= 2; s++) {
/* Gold General (and all its promoted versions) . First do the */
/* diagonal forward steps, then proceed as normal Wazir */
- case SHOGI WhiteWazir:
case SHOGI (PROMOTED WhitePawn):
+ if(gameInfo.variant == VariantShogi) goto WhiteGold;
+ case SHOGI (PROMOTED BlackPawn):
+ if(gameInfo.variant == VariantShogi) goto BlackGold;
+ SlideVertical(board, flags, rf, ff, callback, closure);
+ break;
+
case SHOGI (PROMOTED WhiteKnight):
- case SHOGI (PROMOTED WhiteQueen):
- case SHOGI (PROMOTED WhiteFerz):
- for (s = -1; s <= 1; s += 2) {
- if (rf < BOARD_HEIGHT-1 && ff + s >= BOARD_LEFT && ff + s < BOARD_RGHT &&
- !SameColor(board[rf][ff], board[rf + 1][ff + s])) {
- callback(board, flags, NormalMove,
- rf, ff, rf + 1, ff + s, closure);
- }
- }
- goto finishGold;
+ if(gameInfo.variant == VariantShogi) goto WhiteGold;
+ case SHOGI BlackDrunk:
+ case SHOGI BlackAlfil:
+ Ferz(board, flags, rf, ff, callback, closure);
+ StepSideways(board, flags, rf, ff, callback, closure);
+ StepBackward(board, flags, rf, ff, callback, closure);
+ break;
- case SHOGI BlackWazir:
- case SHOGI (PROMOTED BlackPawn):
case SHOGI (PROMOTED BlackKnight):
+ if(gameInfo.variant == VariantShogi) goto BlackGold;
+ case SHOGI WhiteDrunk:
+ case SHOGI WhiteAlfil:
+ Ferz(board, flags, rf, ff, callback, closure);
+ StepSideways(board, flags, rf, ff, callback, closure);
+ StepForward(board, flags, rf, ff, callback, closure);
+ break;
+
+
+ case SHOGI WhiteStag:
+ case SHOGI BlackStag:
+ if(gameInfo.variant == VariantShogi) goto BlackGold;
+ SlideVertical(board, flags, rf, ff, callback, closure);
+ Ferz(board, flags, rf, ff, callback, closure);
+ StepSideways(board, flags, rf, ff, callback, closure);
+ break;
+
+ case SHOGI (PROMOTED WhiteQueen):
+ case SHOGI WhiteTokin:
+ case SHOGI WhiteWazir:
+ WhiteGold:
+ StepDiagForward(board, flags, rf, ff, callback, closure);
+ Wazir(board, flags, rf, ff, callback, closure);
+ break;
+
case SHOGI (PROMOTED BlackQueen):
- case SHOGI (PROMOTED BlackFerz):
- for (s = -1; s <= 1; s += 2) {
- if (rf > 0 && ff + s >= BOARD_LEFT && ff + s < BOARD_RGHT &&
- !SameColor(board[rf][ff], board[rf - 1][ff + s])) {
- callback(board, flags, NormalMove,
- rf, ff, rf - 1, ff + s, closure);
- }
- }
+ case SHOGI BlackTokin:
+ case SHOGI BlackWazir:
+ BlackGold:
+ StepDiagBackward(board, flags, rf, ff, callback, closure);
+ Wazir(board, flags, rf, ff, callback, closure);
+ break;
case WhiteWazir:
case BlackWazir:
- finishGold:
- for (d = 0; d <= 1; d++)
- for (s = -1; s <= 1; s += 2) {
- rt = rf + s * d;
- ft = ff + s * (1 - d);
- if (!(rt < 0 || rt >= BOARD_HEIGHT || ft < BOARD_LEFT || ft >= BOARD_RGHT)
- && !SameColor(board[rf][ff], board[rt][ft]) &&
- (gameInfo.variant != VariantXiangqi || InPalace(rt, ft) ) )
- callback(board, flags, NormalMove,
- rf, ff, rt, ft, closure);
- }
- break;
+ Wazir(board, flags, rf, ff, callback, closure);
+ break;
+
+ case SHOGI WhiteMarshall:
+ case SHOGI BlackMarshall:
+ Ferz(board, flags, rf, ff, callback, closure);
+ for (d = 0; d <= 1; d++)
+ for (s = -2; s <= 2; s += 4) {
+ rt = rf + s * d;
+ ft = ff + s * (1 - d);
+ if (rt < 0 || rt >= BOARD_HEIGHT || ft < BOARD_LEFT || ft >= BOARD_RGHT) continue;
+ if (!SameColor(board[rf][ff], board[rt][ft]) )
+ callback(board, flags, NormalMove, rf, ff, rt, ft, closure);
+ }
+ break;
+
+ case SHOGI WhiteAngel:
+ case SHOGI BlackAngel:
+ Wazir(board, flags, rf, ff, callback, closure);
case WhiteAlfil:
case BlackAlfil:
&& !SameColor(board[rf][ff], board[rt][ft]))
callback(board, flags, NormalMove,
rf, ff, rt, ft, closure);
- if(gameInfo.variant == VariantShatranj || gameInfo.variant == VariantCourier
- || gameInfo.variant == VariantXiangqi) continue; // classical Alfil
+ if(gameInfo.variant == VariantShatranj || gameInfo.variant == VariantCourier ||
+ gameInfo.variant == VariantChu || gameInfo.variant == VariantXiangqi) continue; // classical Alfil
rt = rf + rs; // in unknown variant we assume Modern Elephant, which can also do one step
ft = ff + fs;
if (!(rt < 0 || rt >= BOARD_HEIGHT || ft < BOARD_LEFT || ft >= BOARD_RGHT)
/* Shogi Dragon Horse has to continue with Wazir after Bishop */
case SHOGI WhiteCardinal:
case SHOGI BlackCardinal:
- m++;
+ case SHOGI WhitePCardinal:
+ case SHOGI BlackPCardinal:
+ Bishop(board, flags, rf, ff, callback, closure);
+ Wazir(board, flags, rf, ff, callback, closure);
+ break;
/* Capablanca Archbishop continues as Knight */
case WhiteAngel:
case BlackAngel:
- m++;
+ Knight(board, flags, rf, ff, callback, closure);
/* Shogi Bishops are ordinary Bishops */
case SHOGI WhiteBishop:
case SHOGI BlackBishop:
+ case SHOGI WhitePBishop:
+ case SHOGI BlackPBishop:
case WhiteBishop:
case BlackBishop:
- for (rs = -1; rs <= 1; rs += 2)
- for (fs = -1; fs <= 1; fs += 2)
- for (i = 1;; i++) {
- rt = rf + (i * rs);
- ft = ff + (i * fs);
- if (rt < 0 || rt >= BOARD_HEIGHT || ft < BOARD_LEFT || ft >= BOARD_RGHT) break;
- if (SameColor(board[rf][ff], board[rt][ft])) break;
- callback(board, flags, NormalMove,
- rf, ff, rt, ft, closure);
- if (board[rt][ft] != EmptySquare) break;
- }
- if(m==1) goto mounted;
- if(m==2) goto finishGold;
- /* Bishop falls through */
- break;
+ Bishop(board, flags, rf, ff, callback, closure);
+ break;
/* Shogi Lance is unlike anything, and asymmetric at that */
case SHOGI WhiteQueen:
+ if(gameInfo.variant == VariantChu) goto doQueen;
for(i = 1;; i++) {
rt = rf + i;
ft = ff;
break;
case SHOGI BlackQueen:
+ if(gameInfo.variant == VariantChu) goto doQueen;
for(i = 1;; i++) {
rt = rf - i;
ft = ff;
/* Shogi Dragon King has to continue as Ferz after Rook moves */
case SHOGI WhiteDragon:
case SHOGI BlackDragon:
+ case SHOGI WhitePDragon:
+ case SHOGI BlackPDragon:
+ Rook(board, flags, rf, ff, callback, closure);
+ Ferz(board, flags, rf, ff, callback, closure);
+ break;
m++;
/* Capablanca Chancellor sets flag to continue as Knight */
case WhiteMarshall:
case BlackMarshall:
- m++;
- m += (gameInfo.variant == VariantSpartan); // in Spartan Chess Chancellor is used for Dragon King.
+ Rook(board, flags, rf, ff, callback, closure);
+ if(gameInfo.variant == VariantSpartan) // in Spartan Chess Chancellor is used for Dragon King.
+ Ferz(board, flags, rf, ff, callback, closure);
+ else
+ Knight(board, flags, rf, ff, callback, closure);
+ break;
/* Shogi Rooks are ordinary Rooks */
case SHOGI WhiteRook:
case SHOGI BlackRook:
+ case SHOGI WhitePRook:
+ case SHOGI BlackPRook:
case WhiteRook:
case BlackRook:
doRook:
- for (d = 0; d <= 1; d++)
- for (s = -1; s <= 1; s += 2)
- for (i = 1;; i++) {
- rt = rf + (i * s) * d;
- ft = ff + (i * s) * (1 - d);
- if (rt < 0 || rt >= BOARD_HEIGHT || ft < BOARD_LEFT || ft >= BOARD_RGHT) break;
- if (SameColor(board[rf][ff], board[rt][ft])) break;
- callback(board, flags, NormalMove,
- rf, ff, rt, ft, closure);
- if (board[rt][ft] != EmptySquare || i == rookRange) break;
- }
- if(m==1) goto mounted;
- if(m==2) goto finishSilver;
- break;
+ Rook(board, flags, rf, ff, callback, closure);
+ break;
case WhiteQueen:
case BlackQueen:
- for (rs = -1; rs <= 1; rs++)
- for (fs = -1; fs <= 1; fs++) {
- if (rs == 0 && fs == 0) continue;
- for (i = 1;; i++) {
- rt = rf + (i * rs);
- ft = ff + (i * fs);
- if (rt < 0 || rt >= BOARD_HEIGHT || ft < BOARD_LEFT || ft >= BOARD_RGHT) break;
- if (SameColor(board[rf][ff], board[rt][ft])) break;
- callback(board, flags, NormalMove,
- rf, ff, rt, ft, closure);
- if (board[rt][ft] != EmptySquare) break;
- }
- }
- break;
+ case SHOGI WhiteMother:
+ case SHOGI BlackMother:
+ doQueen:
+ Rook(board, flags, rf, ff, callback, closure);
+ Bishop(board, flags, rf, ff, callback, closure);
+ break;
+
+ case SHOGI WhitePawn:
+ StepForward(board, flags, rf, ff, callback, closure);
+ break;
+
+ case SHOGI BlackPawn:
+ StepBackward(board, flags, rf, ff, callback, closure);
+ break;
- /* Shogi Pawn and Silver General: first the Pawn move, */
- /* then the General continues like a Ferz */
case WhiteMan:
if(gameInfo.variant != VariantMakruk && gameInfo.variant != VariantASEAN) goto commoner;
- case SHOGI WhitePawn:
case SHOGI WhiteFerz:
- if (rf < BOARD_HEIGHT-1 &&
- !SameColor(board[rf][ff], board[rf + 1][ff]) )
- callback(board, flags, NormalMove,
- rf, ff, rf + 1, ff, closure);
- if(piece != SHOGI WhitePawn) goto finishSilver;
- break;
+ Ferz(board, flags, rf, ff, callback, closure);
+ StepForward(board, flags, rf, ff, callback, closure);
+ break;
case BlackMan:
if(gameInfo.variant != VariantMakruk && gameInfo.variant != VariantASEAN) goto commoner;
- case SHOGI BlackPawn:
case SHOGI BlackFerz:
- if (rf > 0 &&
- !SameColor(board[rf][ff], board[rf - 1][ff]) )
- callback(board, flags, NormalMove,
- rf, ff, rf - 1, ff, closure);
- if(piece == SHOGI BlackPawn) break;
+ StepBackward(board, flags, rf, ff, callback, closure);
case WhiteFerz:
case BlackFerz:
- finishSilver:
/* [HGM] support Shatranj pieces */
- for (rs = -1; rs <= 1; rs += 2)
- for (fs = -1; fs <= 1; fs += 2) {
- rt = rf + rs;
- ft = ff + fs;
- if (rt < 0 || rt >= BOARD_HEIGHT || ft < BOARD_LEFT || ft >= BOARD_RGHT) continue;
- if (!SameColor(board[rf][ff], board[rt][ft]) &&
- (gameInfo.variant != VariantXiangqi || InPalace(rt, ft) ) )
- callback(board, flags, NormalMove,
- rf, ff, rt, ft, closure);
- }
- break;
+ Ferz(board, flags, rf, ff, callback, closure);
+ break;
case WhiteSilver:
case BlackSilver:
- m++; // [HGM] superchess: use for Centaur
+ Knight(board, flags, rf, ff, callback, closure); // [HGM] superchess: use for Centaur
+
commoner:
+ case SHOGI WhiteMonarch:
+ case SHOGI BlackMonarch:
case SHOGI WhiteKing:
case SHOGI BlackKing:
case WhiteKing:
case BlackKing:
-// walking:
- for (i = -1; i <= 1; i++)
- for (j = -1; j <= 1; j++) {
- if (i == 0 && j == 0) continue;
- rt = rf + i;
- ft = ff + j;
- if (rt < 0 || rt >= BOARD_HEIGHT || ft < BOARD_LEFT || ft >= BOARD_RGHT) continue;
- if (SameColor(board[rf][ff], board[rt][ft])) continue;
- callback(board, flags, NormalMove,
- rf, ff, rt, ft, closure);
- }
- if(m==1) goto mounted;
- break;
+ Ferz(board, flags, rf, ff, callback, closure);
+ Wazir(board, flags, rf, ff, callback, closure);
+ break;
case WhiteNightrider:
case BlackNightrider:
break;
Amazon:
- /* First do Bishop,then continue like Chancellor */
- for (rs = -1; rs <= 1; rs += 2)
- for (fs = -1; fs <= 1; fs += 2)
- for (i = 1;; i++) {
- rt = rf + (i * rs);
- ft = ff + (i * fs);
- if (rt < 0 || rt >= BOARD_HEIGHT || ft < BOARD_LEFT || ft >= BOARD_RGHT) break;
- if (SameColor(board[rf][ff], board[rt][ft])) break;
- callback(board, flags, NormalMove,
- rf, ff, rt, ft, closure);
- if (board[rt][ft] != EmptySquare) break;
- }
- m++;
- goto doRook;
+ Bishop(board, flags, rf, ff, callback, closure);
+ Rook(board, flags, rf, ff, callback, closure);
+ Knight(board, flags, rf, ff, callback, closure);
+ break;
// Use Lance as Berolina / Spartan Pawn.
case WhiteLance:
}
break;
+ case SHOGI WhiteNothing:
+ case SHOGI BlackNothing:
+ case SHOGI WhiteLion:
+ case SHOGI BlackLion:
case WhiteLion:
case BlackLion:
for(rt = rf - 2; rt <= rf + 2; rt++) for(ft = ff - 2; ft <= ff + 2; ft++) {
}
break;
+ case SHOGI WhiteFalcon:
+ case SHOGI BlackFalcon:
+ case SHOGI WhitePDagger:
+ case SHOGI BlackPDagger:
+ SlideSideways(board, flags, rf, ff, callback, closure);
+ StepVertical(board, flags, rf, ff, callback, closure);
+ break;
+
+ case SHOGI WhiteCobra:
+ case SHOGI BlackCobra:
+ StepVertical(board, flags, rf, ff, callback, closure);
+ break;
+
+ case SHOGI (PROMOTED WhiteFerz):
+ if(gameInfo.variant == VariantShogi) goto WhiteGold;
+ case SHOGI (PROMOTED BlackFerz):
+ if(gameInfo.variant == VariantShogi) goto BlackGold;
+ case SHOGI WhitePSword:
+ case SHOGI BlackPSword:
+ SlideVertical(board, flags, rf, ff, callback, closure);
+ StepSideways(board, flags, rf, ff, callback, closure);
+ break;
+
+ case SHOGI WhiteUnicorn:
+ case SHOGI BlackUnicorn:
+ Ferz(board, flags, rf, ff, callback, closure);
+ StepVertical(board, flags, rf, ff, callback, closure);
+ break;
+
+ case SHOGI WhiteMan:
+ StepDiagForward(board, flags, rf, ff, callback, closure);
+ StepVertical(board, flags, rf, ff, callback, closure);
+ break;
+
+ case SHOGI BlackMan:
+ StepDiagBackward(board, flags, rf, ff, callback, closure);
+ StepVertical(board, flags, rf, ff, callback, closure);
+ break;
+
+ case SHOGI WhiteHCrown:
+ case SHOGI BlackHCrown:
+ Bishop(board, flags, rf, ff, callback, closure);
+ SlideSideways(board, flags, rf, ff, callback, closure);
+ break;
+
+ case SHOGI WhiteCrown:
+ case SHOGI BlackCrown:
+ Bishop(board, flags, rf, ff, callback, closure);
+ SlideVertical(board, flags, rf, ff, callback, closure);
+ break;
+
+ case SHOGI WhiteHorned:
+ Sting(board, flags, rf, ff, 1, 0, callback, closure);
+ callback(board, flags, NormalMove, rf, ff, rf, ff, closure);
+ if(killX >= 0) break;
+ Bishop(board, flags, rf, ff, callback, closure);
+ SlideSideways(board, flags, rf, ff, callback, closure);
+ SlideBackward(board, flags, rf, ff, callback, closure);
+ break;
+
+ case SHOGI BlackHorned:
+ Sting(board, flags, rf, ff, -1, 0, callback, closure);
+ callback(board, flags, NormalMove, rf, ff, rf, ff, closure);
+ if(killX >= 0) break;
+ Bishop(board, flags, rf, ff, callback, closure);
+ SlideSideways(board, flags, rf, ff, callback, closure);
+ SlideForward(board, flags, rf, ff, callback, closure);
+ break;
+
+ case SHOGI WhiteEagle:
+ Sting(board, flags, rf, ff, 1, 1, callback, closure);
+ Sting(board, flags, rf, ff, 1, -1, callback, closure);
+ callback(board, flags, NormalMove, rf, ff, rf, ff, closure);
+ if(killX >= 0) break;
+ Rook(board, flags, rf, ff, callback, closure);
+ SlideDiagBackward(board, flags, rf, ff, callback, closure);
+ break;
+
+ case SHOGI BlackEagle:
+ Sting(board, flags, rf, ff, -1, 1, callback, closure);
+ Sting(board, flags, rf, ff, -1, -1, callback, closure);
+ callback(board, flags, NormalMove, rf, ff, rf, ff, closure);
+ if(killX >= 0) break;
+ Rook(board, flags, rf, ff, callback, closure);
+ SlideDiagForward(board, flags, rf, ff, callback, closure);
+ break;
+
+ case SHOGI WhiteDolphin:
+ case SHOGI BlackHorse:
+ SlideDiagBackward(board, flags, rf, ff, callback, closure);
+ SlideVertical(board, flags, rf, ff, callback, closure);
+ break;
+
+ case SHOGI BlackDolphin:
+ case SHOGI WhiteHorse:
+ SlideDiagForward(board, flags, rf, ff, callback, closure);
+ SlideVertical(board, flags, rf, ff, callback, closure);
+ break;
+
+ case SHOGI WhiteLance:
+ SlideForward(board, flags, rf, ff, callback, closure);
+ break;
+
+ case SHOGI BlackLance:
+ SlideBackward(board, flags, rf, ff, callback, closure);
+ break;
+
case WhiteFalcon: // [HGM] wild: for wildcards, self-capture symbolizes move to anywhere
case BlackFalcon:
case WhiteCobra:
projects / xboard.git / blobdiff