From ed12bd22248e78ad28157ededfed2be63e2d5062 Mon Sep 17 00:00:00 2001
From: eug-vs <eugene@eug-vs.xyz>
Date: Tue, 24 Jan 2023 22:34:21 +0300
Subject: refactor: cleanup material advantage calculation

---
 src/board/mod.rs | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

(limited to 'src/board/mod.rs')

diff --git a/src/board/mod.rs b/src/board/mod.rs
index e2d4d60..5e2f4e3 100644
--- a/src/board/mod.rs
+++ b/src/board/mod.rs
@@ -44,6 +44,13 @@ pub enum PieceType {
     KingBlack,
 }
 
+impl PieceType {
+    pub fn without_color(&self) -> Self {
+        let index = *self as usize;
+        Self::from(index % 6)
+    }
+}
+
 const PIECE_CHARS: [&str; 12] = [
     "♟︎", "♞", "♝", "♜", "♛", "♚",
     "♙", "♘", "♗", "♖", "♕", "♔",
@@ -147,10 +154,6 @@ impl Board {
         occupancy
     }
 
-    pub fn color_to_move(&self) -> Color {
-        Color::from((self.ply % 2) as u8)
-    }
-
     pub fn print(&self) {
         println!();
         for rank in (0..8).rev() {
-- 
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