src/board.h


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#include "types.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 QWORD Bitboard;

typedef struct {
  Bitboard pieces[12];
  BYTE side;
  BYTE castling_rights;
  BYTE en_passant_square;
} Board;

static const char* pieces[] = {
  "♟︎", "♙",
  "♞", "♘",
  "♝", "♗",
  "♜", "♖",
  "♛", "♕",
  "♚", "♔",
};