fen_after/
fen_after.rs

1use atomic_movegen::board::Board;
2use atomic_movegen::movegen;
3use atomic_movegen::types::parse_sq;
4use atomic_movegen::types::sq_str;
5use atomic_movegen::types::*;
6use std::env;
7
8fn main() {
9    atomic_movegen::attacks::init();
10    let args: Vec<String> = env::args().collect();
11    if args.len() < 3 {
12        eprintln!("Usage: fen_after <fen> <move>");
13        return;
14    }
15    let fen = &args[1];
16    let movestr = &args[2];
17    let mut board = Board::from_fen(fen).expect("Invalid FEN");
18
19    let from_sq = parse_sq(&movestr[0..2]);
20    let to_sq = parse_sq(&movestr[2..4]);
21
22    let mut moves = MoveList::new();
23    movegen::generate_legal(&board, &mut moves);
24
25    for &m in moves.as_slice() {
26        if m.from_sq() == from_sq && m.to_sq() == to_sq {
27            let mut state = atomic_movegen::board::StateInfo::new();
28            board.do_move(m, &mut state);
29            println!("{}", board.fen());
30
31            let mut moves2 = MoveList::new();
32            movegen::generate_legal(&board, &mut moves2);
33            moves2
34                .as_mut_slice()
35                .sort_by_key(|m| (m.from_sq() as u16, m.to_sq() as u16));
36            println!("Legal moves ({} total):", moves2.len());
37            for &m2 in moves2.as_slice() {
38                println!("  {}{}", sq_str(m2.from_sq()), sq_str(m2.to_sq()));
39            }
40            return;
41        }
42    }
43    println!("Move not found");
44}
fen_after/fen_after.rs

fen_after/
fen_after.rs
