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[board] Replace Moves' separate properties with a Vec of Iterators

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This makes iteration easier. Move to the next iterator if the current one returns None.
No tests for Moves yet though.
This commit is contained in:
Eryn Wells 2023-12-31 11:34:04 -08:00
parent c2c0af20fb
commit 878d771d86
3 changed files with 44 additions and 15 deletions
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9
board/src/position/position.rs
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@ -2,7 +2,7 @@
use super::Pieces;
use crate::bitboard::BitBoard;
use crate::moves::MoveGenerator;
use crate::moves::Moves;
use crate::piece::{Color, Piece, PiecePlacementError, PlacedPiece, Shape};
use crate::Square;
use std::fmt;
@ -94,8 +94,8 @@ impl Position {
Ok(())
}
pub fn move_generator(&self) -> MoveGenerator {
MoveGenerator::new(self)
pub fn move_generator(&self, color: Color) -> Moves {
Moves::new(self, color)
}
/// Return a BitBoard representing the set of squares containing a piece.
@ -103,7 +103,8 @@ impl Position {
self.pieces_per_color[Color::White as usize] | self.pieces_per_color[Color::Black as usize]
}
/// Return a BitBoard representing the set of squares containing a piece. This set is the inverse of `occupied_squares`.
/// Return a BitBoard representing the set of squares containing a piece.
/// This set is the inverse of `occupied_squares`.
pub(crate) fn empty_squares(&self) -> BitBoard {
!(self.pieces_per_color[Color::White as usize]
| self.pieces_per_color[Color::Black as usize])