feat: implement piece-square tables99-accuracy

1 files changed, 8 insertions, 0 deletions

diff --git a/src/square.rs b/src/square.rs
index e518a92..2e47bea 100644
--- a/src/square.rs
+++ b/src/square.rs
@@ -81,6 +81,14 @@ impl Square {
 
         Ok(Self::from_coords(rank as u8, file))
     }
+
+    /// Returns the square on the mirrored board,
+    /// e.g E4 becomes E5, G2 becomes G7
+    pub fn mirror(&self) -> Self {
+        let rank = self.rank();
+        let file = self.file();
+        Self::from_coords(7 - rank, file)
+    }
 }