| 1 | // Boost.Geometry Index |
|---|---|
| 2 | // |
| 3 | // R-tree leaf node checking visitor implementation |
| 4 | // |
| 5 | // Copyright (c) 2011-2015 Adam Wulkiewicz, Lodz, Poland. |
| 6 | // |
| 7 | // This file was modified by Oracle on 2019. |
| 8 | // Modifications copyright (c) 2019 Oracle and/or its affiliates. |
| 9 | // Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle |
| 10 | // |
| 11 | // Use, modification and distribution is subject to the Boost Software License, |
| 12 | // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at |
| 13 | // http://www.boost.org/LICENSE_1_0.txt) |
| 14 | |
| 15 | #ifndef BOOST_GEOMETRY_INDEX_DETAIL_RTREE_VISITORS_IS_LEAF_HPP |
| 16 | #define BOOST_GEOMETRY_INDEX_DETAIL_RTREE_VISITORS_IS_LEAF_HPP |
| 17 | |
| 18 | namespace boost { namespace geometry { namespace index { |
| 19 | |
| 20 | namespace detail { namespace rtree { namespace visitors { |
| 21 | |
| 22 | template <typename MembersHolder> |
| 23 | struct is_leaf |
| 24 | : public MembersHolder::visitor_const |
| 25 | { |
| 26 | typedef typename MembersHolder::internal_node internal_node; |
| 27 | typedef typename MembersHolder::leaf leaf; |
| 28 | |
| 29 | is_leaf() |
| 30 | : result(false) |
| 31 | {} |
| 32 | |
| 33 | inline void operator()(internal_node const&) |
| 34 | { |
| 35 | // result = false; |
| 36 | } |
| 37 | |
| 38 | inline void operator()(leaf const&) |
| 39 | { |
| 40 | result = true; |
| 41 | } |
| 42 | |
| 43 | bool result; |
| 44 | }; |
| 45 | |
| 46 | }}} // namespace detail::rtree::visitors |
| 47 | |
| 48 | }}} // namespace boost::geometry::index |
| 49 | |
| 50 | #endif // BOOST_GEOMETRY_INDEX_DETAIL_RTREE_VISITORS_IS_LEAF_HPP |
| 51 |