perf: use iterator in bitboard serialization

1 files changed, 3 insertions, 4 deletions

diff --git a/src/grossmeister/evaluation.rs b/src/grossmeister/evaluation.rs
index 6669545..b78c49a 100644
--- a/src/grossmeister/evaluation.rs
+++ b/src/grossmeister/evaluation.rs
@@ -190,7 +190,7 @@ impl Grossmeister {
                 }
                 _ => panic!("Unreachable")
             };
-            total + bitboard.serialize().iter().fold(0., |acc, &square| {
+            total + bitboard.serialize().fold(0., |acc, square| {
                 let pst_index = match color {
                     Color::White => square.mirror(),
                     Color::Black => square,
@@ -280,8 +280,8 @@ impl Grossmeister {
             Color::White => self.board.piece_sets[Piece::PawnBlack as usize],
         };
 
-        let pawn_attacked_squares = opponent_pawns.serialize().iter().fold(0u64, |acc, square| {
-            acc | self.board.attacks.pawn[color.flip() as usize][*square as usize]
+        let pawn_attacked_squares = opponent_pawns.serialize().fold(0u64, |acc, square| {
+            acc | self.board.attacks.pawn[color.flip() as usize][square as usize]
         });
 
         // Exclude squares controlled by enemy pawns from mobility
@@ -325,7 +325,6 @@ impl Grossmeister {
                         if *piece == king_home_position.to_bitboard() {
                             for rook_square in player_pieces[Piece::Rook as usize]
                                 .serialize()
-                                .iter()
                                 .filter(|rook_square| rook_square.rank() == king_home_position.rank())
                                 {
                                     match rook_square.file() {