1993-06-12 16:49:13 +02:00
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/* header file for move generator hes 890318
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Modified: 890510 minor bug fixed in Newataks
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890606 NEWMOVE levels 1-6 */
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#if (NEWMOVE >= 1)
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extern short distdata[64][64];
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extern short taxidata[64][64];
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#define taxicab(a,b) taxidata[a][b]
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#define distance(a,b) distdata[a][b]
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extern void Initialize_dist();
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#endif
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1995-05-30 07:05:38 +02:00
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1993-06-12 16:49:13 +02:00
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#if (NEWMOVE >= 2)
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struct sqdata {
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short nextpos;
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short nextdir;
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};
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extern struct sqdata posdata[3][8][64][64];
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extern void Initialize_moves();
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#define ataks(side,a)\
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{\
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register short u,c,sq;\
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register struct sqdata *p;\
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short i,piece,*PL;\
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\
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for (u = 64; u; a[--u] = 0); \
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PL = PieceList[side];\
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for (i = 0; i <= PieceCnt[side]; i++)\
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{\
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sq = PL[i];\
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piece = board[sq];\
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c = control[piece];\
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p = posdata[side][piece][sq];\
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if (piece == pawn) {\
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u = p[sq].nextdir; /* follow captures thread */\
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while (u != sq) {\
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a[u] = ++a[u] | c;\
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u = p[u].nextdir;\
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}\
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}\
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else {\
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u = p[sq].nextpos;\
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while (u != sq) {\
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a[u] = ++a[u] | c;\
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if (color[u] == neutral)\
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u = p[u].nextpos;\
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else\
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u = p[u].nextdir;\
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}\
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}\
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}\
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}
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#endif
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#if (NEWMOVE >= 3)
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extern short PieceList[2][16];
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extern int Sqatakd();
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#endif
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#if (NEWMOVE > 3)
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extern short Kfield[2][64],PINVAL,control[7],hung[2],XRAY;
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extern BRscan();
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#endif
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#if (NEWMOVE > 4)
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#define valueQ 1100
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extern short PieceCnt[2],value[7],svalue[64];
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extern CaptureList();
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#endif
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#if (NEWMOVE > 5)
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extern GenMoves();
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#endif
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