added small comment

2025-02-02 21:22:38 +01:00 · 2025-02-02 21:22:38 +01:00 · f5292fa6d7
commit f5292fa6d7
parent 8a3a92f80f
1 changed files with 1 additions and 0 deletions
--- a/cpp/src/pieces/pawn.cpp
+++ b/cpp/src/pieces/pawn.cpp
@ -29,6 +29,7 @@ std::vector<Move> pawn_moves(const Board& b, const Coords xy) {
        }
    }

+    // -- Promotion
    bool is_on_starting_rank =
        my_colour == Colour::White ? xy.y == 1 : xy.y == 6;
    int max_dy = is_on_starting_rank ? 3 : 2;