can_queen_move: Check if a queen has any legal moves

In dryguy/rbitr: Arbiter: One who ensures adherence to the rules and laws of chess

Check if a queen has any legal moves

Description

This function checks if a queen at a given position on a chess board has any legal moves.

Usage

can_queen_move(board, coordinates, color = board$to_move)

queen_can_move(board, coordinates, color = board$to_move)

Arguments

board	A list containing the current state of the chess board.
coordinates	A vector of length 2 representing the coordinates of the queen on the board. The first element is the row number and the second element is the column number.
color	An optional character vector giving the color of the queen. Defaults to the color of the player whose turn it is to move.

Details

See fen_to_board() for details of the chess board format. This function is used by other functions when testing for stalemate. can_queen_move() is an alias for queen_can_move().

Value

A logical value indicating whether the queen has any legal moves (TRUE) or not (FALSE).

Examples

board <- fen_to_board() # Starting position
coordinates <- c(1, 4)  # Coordinates of the white queen in the starting position
can_queen_move(board, coordinates)

dryguy/rbitr documentation built on Oct. 15, 2024, 6:18 a.m.