From f17275972ffde9000bb28a10b9c2e61990a44a3d Mon Sep 17 00:00:00 2001
From: Adam <adammegarules1@gmail.com>
Date: Sun, 16 Aug 2026 18:11:43 +0200
Subject: refactor(board): making generate knight moves use const reference

---
 src/moves.cpp | 15 +++++++--------
 1 file changed, 7 insertions(+), 8 deletions(-)

diff --git a/src/moves.cpp b/src/moves.cpp
index 1a23b26..9130761 100644
--- a/src/moves.cpp
+++ b/src/moves.cpp
@@ -64,10 +64,9 @@ constexpr std::array<std::uint64_t, 64> KNIGHT_ATTACKS = computeKnightAttacks();
 constexpr std::array<std::array<std::uint64_t, 64>, 2> PAWN_ATTACKS =
     computePawnAttacks();
 
-static void GenerateKnightMoves(Game *b, std::vector<uint16_t> &moves,
+static void GenerateKnightMoves(const Game &g, std::vector<uint16_t> &moves,
                                 bool GenerateQuietMoves) {
-
-  uint64_t knights = b->PieceBitboards[b->turn][KNIGHT];
+  uint64_t knights = g.PieceBitboards[g.turn][KNIGHT];
   while (knights != 0) {
     uint8_t from = static_cast<uint8_t>(__builtin_ctzll(knights));
     knights &= knights - 1;
@@ -76,11 +75,11 @@ static void GenerateKnightMoves(Game *b, std::vector<uint16_t> &moves,
       uint8_t next = static_cast<uint8_t>(__builtin_ctzll(knight_attacks));
       knight_attacks &= knight_attacks - 1;
 
-      bool hasFriendlyPiece =
-          b->turn ? (b->WhitePieceBitboard & (1ULL << next)) > 0
-                  : (b->BlackPieceBitboard & (1ULL << next)) > 0;
+      bool hasFriendlyPiece = g.turn
+                                  ? (g.WhitePieceBitboard & (1ULL << next)) > 0
+                                  : (g.BlackPieceBitboard & (1ULL << next)) > 0;
 
-      bool isCaptuare = (b->PieceBitboard & (1ULL << next)) > 0;
+      bool isCaptuare = (g.PieceBitboard & (1ULL << next)) > 0;
       if (hasFriendlyPiece) {
         continue;
       }
@@ -194,7 +193,7 @@ std::vector<uint16_t> GetPseudoLegalMoves(Game *g, bool GenerateQuietMoves) {
   std::vector<uint16_t> moves;
   moves.reserve(40);
 
-  GenerateKnightMoves(g, moves, GenerateQuietMoves);
+  GenerateKnightMoves(*g, moves, GenerateQuietMoves);
 
   constexpr std::array<int, 4> rook_Moves{-1, 1, 8, -8};
   constexpr std::array<int, 4> bishop_Moves{-9, 9, -7, 7};
-- 
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