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#include "bitboard.h"
#define WHITE 0b0000
#define BLACK 0b0001
#define PAWN 0b0000
#define KNIGHT 0b0010
#define BISHOP 0b0100
#define ROOK 0b0110
#define QUEEN 0b1000
#define KING 0b1010
typedef struct {
Bitboard pieces[12];
BYTE side;
BYTE castlingRights;
BYTE enPassantSquare;
} Board;
typedef enum enumSquare {
a1, b1, c1, d1, e1, f1, g1, h1,
a2, b2, c2, d2, e2, f2, g2, h2,
a3, b3, c3, d3, e3, f3, g3, h3,
a4, b4, c4, d4, e4, f4, g4, h4,
a5, b5, c5, d5, e5, f5, g5, h5,
a6, b6, c6, d6, e6, f6, g6, h6,
a7, b7, c7, d7, e7, f7, g7, h7,
a8, b8, c8, d8, e8, f8, g8, h8
} enumSquare;
static const char* notation[64] = {
"a1", "b1", "c1", "d1", "e1", "f1", "g1", "h1",
"a2", "b2", "c2", "d2", "e2", "f2", "g2", "h2",
"a3", "b3", "c3", "d3", "e3", "f3", "g3", "h3",
"a4", "b4", "c4", "d4", "e4", "f4", "g4", "h4",
"a5", "b5", "c5", "d5", "e5", "f5", "g5", "h5",
"a6", "b6", "c6", "d6", "e6", "f6", "g6", "h6",
"a7", "b7", "c7", "d7", "e7", "f7", "g7", "h7",
"a8", "b8", "c8", "d8", "e8", "f8", "g8", "h8"
};
static const char* pieces[] = {
"♟︎", "♙",
"♞", "♘",
"♝", "♗",
"♜", "♖",
"♛", "♕",
"♚", "♔",
};
#define notAFile 0xFEFEFEFEFEFEFEFE
#define notBFile 0xFDFDFDFDFDFDFDFD
#define notGFile 0xBFBFBFBFBFBFBFBF
#define notHFile 0x7F7F7F7F7F7F7F7F
Board parseFEN(char* FEN);
void printBoard(Board board);
void precomputeKnightAttackTable(Bitboard table[64]);
void precomputeKingAttackTable(Bitboard table[64]);
void precomputePawnAttackTable(Bitboard table[64], BYTE color);
extern Bitboard KNIGHT_ATTACKS[64];
extern Bitboard WHITE_PAWN_ATTACKS[64];
extern Bitboard BLACK_PAWN_ATTACKS[64];
Bitboard attacksToSquare(Board board, enumSquare sq);
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