From f650c6fe2364b44f10766a675585319ad9cefb6f Mon Sep 17 00:00:00 2001
From: Andreas Fabri <andreas.fabri@geometryfactory.com>
Date: Wed, 24 Jan 2024 09:32:53 +0000
Subject: [PATCH] Add typedef to base class

---
 Orthtree/include/CGAL/Orthtree_traits_base_for_dimension.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Orthtree/include/CGAL/Orthtree_traits_base_for_dimension.h b/Orthtree/include/CGAL/Orthtree_traits_base_for_dimension.h
index ae649fc8715..38b9652a3a2 100644
--- a/Orthtree/include/CGAL/Orthtree_traits_base_for_dimension.h
+++ b/Orthtree/include/CGAL/Orthtree_traits_base_for_dimension.h
@@ -41,6 +41,7 @@ template <typename K, typename DimensionTag>
 struct Orthtree_traits_base_for_dimension {
   /// \name Types
   /// @{
+  using Node_index = std::size_t;
   using Kernel = K;
   using Dimension = DimensionTag;
   using FT = typename K::FT;
@@ -113,6 +114,7 @@ template <typename K>
 struct Orthtree_traits_base_for_dimension<K, Dimension_tag<2>> {
   /// \name Types
   /// @{
+  using Node_index = std::size_t;
   using Kernel = K;
   using Dimension = Dimension_tag<2>;
   using FT = typename K::FT;
@@ -149,6 +151,7 @@ template <typename K>
 struct Orthtree_traits_base_for_dimension<K, Dimension_tag<3>> {
   /// \name Types
   /// @{
+  using Node_index = std::size_t;
   using Kernel = K;
   using Dimension = Dimension_tag<3>;
   using FT = typename K::FT;