Example #1
0
    /// <summary>
    /// Initializes chess with the custom fen.
    /// </summary>
    public void InitializeChess(string FEN)
    {
        Magics.Init();  //Initialize magics ;)
        Zobrist.Init(); //Initiliaze zobrist
        MvvLva.Init();
        //Initialize chess
        board  = new Board(FEN);
        Moves  = new SMove[256];
        search = new AI(board);

        OnTurnSwitched(64, 64); //Call it on start
    }
Example #2
0
        public unsafe void TestHashBoardSet()
        {
            Zobrist.Init();
            var b = Board.Create();

            Board.SetPiece(b, 10, Board.PIECE_PAWN, Board.COLOR_WHITE);
            Board.SetPiece(b, 34, Board.PIECE_KING, Board.COLOR_BLACK);
            Board.SetPiece(b, 4, Board.PIECE_KING, Board.COLOR_WHITE);
            Board.SetPiece(b, 12, Board.PIECE_QUEEN, Board.COLOR_WHITE);
            Board.SetPiece(b, 61, Board.PIECE_ROOK, Board.COLOR_BLACK);
            var hash = Zobrist.Calculate(b);

            Assert.AreEqual(hash, b->Hash);
        }
Example #3
0
        public Board()
        {
            WhitePawns = SquareFlag.A2 | SquareFlag.B2 | SquareFlag.C2 | SquareFlag.D2
                         | SquareFlag.E2 | SquareFlag.F2 | SquareFlag.G2 | SquareFlag.H2;
            WhiteRooks   = SquareFlag.A1 | SquareFlag.H1;
            WhiteKnights = SquareFlag.B1 | SquareFlag.G1;
            WhiteBishops = SquareFlag.C1 | SquareFlag.F1;
            WhiteQueens  = SquareFlag.D1;
            WhiteKing    = SquareFlag.E1;
            BlackPawns   = SquareFlag.A7 | SquareFlag.B7 | SquareFlag.C7 | SquareFlag.D7
                           | SquareFlag.E7 | SquareFlag.F7 | SquareFlag.G7 | SquareFlag.H7;
            BlackRooks   = SquareFlag.A8 | SquareFlag.H8;
            BlackKnights = SquareFlag.B8 | SquareFlag.G8;
            BlackBishops = SquareFlag.C8 | SquareFlag.F8;
            BlackQueens  = SquareFlag.D8;
            BlackKing    = SquareFlag.E8;

            keyGen.Init();

            Key = keyGen.Hash(this, Colour.White);

            history.Push(new BoardStateInfo(Key, 0, DefaultState, 0));
        }
Example #4
0
        public unsafe void TestHashWrong1()
        {
            Zobrist.Init();
            var b = Board.Create();

            Board.SetPiece(b, 10, Board.PIECE_PAWN, Board.COLOR_WHITE);
            Board.SetPiece(b, 34, Board.PIECE_KING, Board.COLOR_BLACK);
            var hash = Zobrist.Calculate(b);

            var hash2 = Zobrist.Read(Zobrist.IndexRead(Board.PIECE_PAWN | Board.COLOR_WHITE), 10);

            hash2 = hash2 ^ Zobrist.Read(Zobrist.IndexRead(Board.PIECE_KING | Board.COLOR_BLACK), 34);

            Assert.AreNotEqual(hash2, hash);
        }
Example #5
0
        public unsafe void TestHashBoardUnset()
        {
            Zobrist.Init();
            var b = Board.Create();

            Board.Init(b, 1);

            Board.ClearPiece(b, 10);
            Board.ClearPiece(b, 2);
            Board.ClearPiece(b, 62);
            Board.ClearPiece(b, 57);
            Board.ClearPiece(b, 53);
            Board.ClearPiece(b, 30);             // empty area

            var hash = Zobrist.Calculate(b);

            Assert.AreEqual(hash, b->Hash);
        }
Example #6
0
        public unsafe void TestHashOK1()
        {
            Zobrist.Init();
            var b = Board.Create();

            Board.SetPiece(b, 10, Board.PIECE_PAWN, Board.COLOR_WHITE);
            Board.SetPiece(b, 34, Board.PIECE_KING, Board.COLOR_BLACK);
            var hash = Zobrist.Calculate(b);

            var hash2 = Zobrist.Read(Zobrist.IndexRead(Board.PIECE_PAWN | Board.COLOR_WHITE), 10);

            hash2 = hash2 ^ Zobrist.Read(Zobrist.IndexRead(Board.PIECE_KING | Board.COLOR_BLACK), 34);

            hash2 = hash2 ^ Zobrist.Read(Zobrist.ZOBRIST_SIDE, Board.COLOR_WHITE);
            hash2 = hash2 ^ Zobrist.Read(Zobrist.ZOBRIST_CASTLING, Board.CASTLE_BK | Board.CASTLE_BQ | Board.CASTLE_WK | Board.CASTLE_WQ);
            hash2 = hash2 ^ Zobrist.Read(Zobrist.ZOBRIST_ENPASSANT, 0);

            Assert.AreEqual(hash2, hash);
        }
Example #7
0
 public void TestInit()
 {
     Zobrist.Init();
     var tile23 = Zobrist.Read(Board.BOARD_WHITE | Board.BOARD_PAWNS, 23);
 }
Example #8
0
        public KeyGeneratorFixture()
        {
            KeyGenerator = new Zobrist();

            KeyGenerator.Init();
        }
Example #9
0
 public static void Init()
 {
     Zobrist.Init();
     Bitboard.Init();
 }