Re-add accidentally removed method

lynx-chess · Nov 21, 2024 · b285167 · b285167
1 parent cbc776a
commit b285167
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/src/Lynx/Attacks.cs b/src/Lynx/Attacks.cs
@@ -58,6 +58,14 @@ static Attacks()
         }
     }
 
+    [MethodImpl(MethodImplOptions.AggressiveInlining)]
+    public static BitBoard BishopAttacks(int squareIndex, BitBoard occupancy)
+    {
+        return Bmi2.X64.IsSupported
+            ? _pextAttacks[_pextBishopOffset[squareIndex] + Bmi2.X64.ParallelBitExtract(occupancy, _bishopOccupancyMasks[squareIndex])]
+            : MagicNumbersBishopAttacks(squareIndex, occupancy);
+    }
+
     /// <summary>
     /// Get Bishop attacks assuming current board occupancy
     /// </summary>