public AI(Chess.Game.Player other) :
base(other)
{
}
public SimpleAI(Chess.Game.Player other) :
base(other)
{
}
protected Player(Chess.Game.Player other) :
base(other)
{
}
public Game(Board board, Chess.Game.Player player0, Chess.Game.Player player1) :
base(board, player0, player1)
{
}
public Game(Chess.Game.Board board, Chess.Game.Player player0, Chess.Game.Player player1) :
base(board, player0, player1)
{
Board2D.InitializeGraphicalElements();
Board2D.Initialize2DCoordinates(new Vec2 <uint>((MainWindowSize.Width / 4), (MainWindowSize.Height / 32)));
}
public IEnumerable <Move> GetMoves()
{
List <Move> moves = new List <Move>();
Chess.Game.Player otherPlayer = (GetPlayer() == Chess.Game.Player.BLACK ? Chess.Game.Player.WHITE : Chess.Game.Player.BLACK);
int enPassantYPos = (GetPlayer() == Chess.Game.Player.BLACK ? 4 : 5);
// Moves on chessboard relative to player.
int oneStep = Field.Y + (GetPlayer() == Chess.Game.Player.BLACK ? -1 : +1);
int twoSteps = Field.Y + (GetPlayer() == Chess.Game.Player.BLACK ? -2 : +2);
int leftStep = Field.X + (GetPlayer() == Chess.Game.Player.BLACK ? +1 : -1);
int rightStep = Field.X + (GetPlayer() == Chess.Game.Player.BLACK ? -1 : +1);
// Initial move
if (!moveHistory.Any() &&
!Chessboard.Fields[Field.X][oneStep].isOccupied() &&
!Chessboard.Fields[Field.X][twoSteps].isOccupied())
{
moves.Add(new Move(Field.X, twoSteps, Move.MoveType.MOVE));
}
// 1 turn forward
if (isInChessboard(oneStep))
{
// Move forward
if (!Chessboard.Fields[Field.X][oneStep].isOccupied())
{
moves.Add(new Move(Field.X, oneStep, Move.MoveType.MOVE));
}
// Attack right-forward
if (isInChessboard(rightStep) &&
Chessboard.Fields[rightStep][oneStep].isOccupied(player: otherPlayer))
{
moves.Add(new Move(rightStep, oneStep, Move.MoveType.ATTACK));
}
// Attack left-forward
if (isInChessboard(leftStep) &&
Chessboard.Fields[leftStep][oneStep].isOccupied(player: otherPlayer))
{
moves.Add(new Move(leftStep, oneStep, Move.MoveType.ATTACK));
}
}
// en passant
if (Field.Y == enPassantYPos)
{
if (isInChessboard(rightStep) &&
Chessboard.Fields[rightStep][Field.Y].isOccupied(ChessPiece.PieceType.PAWN, otherPlayer) &&
Chessboard.Fields[rightStep][Field.Y].Piece.moveHistory.Count == 1 &&
!enPassantRightLost)
{
enPassantRightLost = true;
moves.Add(new Move(rightStep, Field.Y, Move.MoveType.EN_PASSANT));
}
if (isInChessboard(leftStep) &&
Chessboard.Fields[leftStep][Field.Y].isOccupied(ChessPiece.PieceType.PAWN, otherPlayer) &&
Chessboard.Fields[leftStep][Field.Y].Piece.moveHistory.Count == 1 &&
!enPassantLeftLost)
{
enPassantLeftLost = true;
moves.Add(new Move(leftStep, Field.Y, Move.MoveType.EN_PASSANT));
}
}
return(moves);
}
public Pawn(Chess.Game.Player color)
{
base.player = color;
}
