sparse_set: prepare to drop swap_at

2023-08-30 11:28:26 +02:00
parent 4f0a119279
commit a9de9da75b
1 changed files with 6 additions and 1 deletions
--- a/src/entt/entity/sparse_set.hpp
+++ b/src/entt/entity/sparse_set.hpp
@@ -868,7 +868,12 @@ public:

        // basic no-leak guarantee if swapping throws
        swap_or_move(from, to);
-        swap_at(from, to);
+
+        sparse_ref(packed[from]) = traits_type::combine(static_cast<typename traits_type::entity_type>(to), traits_type::to_integral(lhs));
+        sparse_ref(packed[to]) = traits_type::combine(static_cast<typename traits_type::entity_type>(from), traits_type::to_integral(rhs));
+
+        packed[from] = rhs;
+        packed[to] = lhs;
    }

    /**