Files
Knightly/engine/src/piecetype.rs

55 lines
1.5 KiB
Rust

use serde::{Deserialize, Serialize};
#[derive(Clone, Serialize, Deserialize, Debug)]
pub enum PieceType {
WhitePawn,
WhiteKnight,
WhiteBishop,
WhiteRook,
WhiteQueen,
WhiteKing,
BlackPawn,
BlackKnight,
BlackBishop,
BlackRook,
BlackQueen,
BlackKing,
}
impl PieceType {
pub(super) fn from_index(idx: u8) -> Self {
return match idx {
0 => PieceType::WhitePawn,
1 => PieceType::WhiteKnight,
2 => PieceType::WhiteBishop,
3 => PieceType::WhiteRook,
4 => PieceType::WhiteQueen,
5 => PieceType::WhiteKing,
6 => PieceType::BlackPawn,
7 => PieceType::BlackKnight,
8 => PieceType::BlackBishop,
9 => PieceType::BlackRook,
10 => PieceType::BlackQueen,
11 => PieceType::BlackKing,
_ => panic!("invalid piece index! should NEVER appear"),
};
}
pub(super) fn to_index(&self) -> u8 {
return match self {
&PieceType::WhitePawn => 0,
&PieceType::WhiteKnight => 1,
&PieceType::WhiteBishop => 2,
&PieceType::WhiteRook => 3,
&PieceType::WhiteQueen => 4,
&PieceType::WhiteKing => 5,
&PieceType::BlackPawn => 6,
&PieceType::BlackKnight => 7,
&PieceType::BlackBishop => 8,
&PieceType::BlackRook => 9,
&PieceType::BlackQueen => 10,
&PieceType::BlackKing => 11,
};
}
}