Struct chess_computer::fen::Fen

pub struct Fen {
    piece_placement: [[Option<(PieceColor, PieceType)>; 8]; 8],
    active_color: PieceColor,
    castling_rights: CastlingRights,
    ep_target_square: Option<BoardPosition>,
    halfmove_clock: i32,
    fullmove_number: i32,
}

A representation of a board state based on FEN notation.

Fields

piece_placement: [[Option<(PieceColor, PieceType)>; 8]; 8]

The piece placement.

active_color: PieceColor

The active color.

castling_rights: CastlingRights

The castling rights.

ep_target_square: Option<BoardPosition>

A square over which a pawn has just passed after moving two squares, if available.

halfmove_clock: i32

The number of halfmoves since the last capture or pawn advance.

fullmove_number: i32

The number of the full moves. It starts at 1 and is incremented after Black’s move.

Implementations

impl Fen

pub fn from_string(fen_string: &str) -> Self

Creates a new Fen from the given string.

pub fn piece_placement(&self) -> &[[Option<(PieceColor, PieceType)>; 8]; 8]

Returns the piece placement.

pub fn active_color(&self) -> &PieceColor

Returns the active color.

pub fn castling_rights(&self) -> &CastlingRights

Returns the castling rights.

pub fn ep_target_square(&self) -> &Option<BoardPosition>

Returns the en passant target square.

pub fn halfmove_clock(&self) -> &i32

Returns the number of halfmoves since the last capture or pawn advance.

pub fn fullmove_number(&self) -> &i32

Returns the number of the full moves.

fn char_to_rank(char: char) -> usize

Converts the given rank char to the corresponding board index.

fn char_to_file(char: char) -> usize

Converts the given file char to the corresponding board index.

Trait Implementations

impl Clone for Fen

fn clone(&self) -> Fen

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for Fen

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for Fen

fn default() -> Self

Returns the “default value” for a type.