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- // Boost.Geometry Index
- //
- // R-tree node children box calculating visitor implementation
- //
- // Copyright (c) 2011-2015 Adam Wulkiewicz, Lodz, Poland.
- //
- // This file was modified by Oracle on 2019.
- // Modifications copyright (c) 2019 Oracle and/or its affiliates.
- // Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle
- //
- // Use, modification and distribution is subject to the Boost Software License,
- // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
- // http://www.boost.org/LICENSE_1_0.txt)
- #ifndef BOOST_GEOMETRY_INDEX_DETAIL_RTREE_VISITORS_CHILDREN_BOX_HPP
- #define BOOST_GEOMETRY_INDEX_DETAIL_RTREE_VISITORS_CHILDREN_BOX_HPP
- namespace boost { namespace geometry { namespace index {
- namespace detail { namespace rtree { namespace visitors {
- template <typename Value, typename Options, typename Translator, typename Box, typename Allocators>
- class children_box
- : public rtree::visitor<Value, typename Options::parameters_type, Box, Allocators, typename Options::node_tag, true>::type
- {
- typedef typename Options::parameters_type parameters_type;
- typedef typename rtree::internal_node<Value, parameters_type, Box, Allocators, typename Options::node_tag>::type internal_node;
- typedef typename rtree::leaf<Value, parameters_type, Box, Allocators, typename Options::node_tag>::type leaf;
- public:
- inline children_box(Box & result, parameters_type const& parameters, Translator const& tr)
- : m_result(result), m_parameters(parameters), m_tr(tr)
- {}
- inline void operator()(internal_node const& n)
- {
- typedef typename rtree::elements_type<internal_node>::type elements_type;
- elements_type const& elements = rtree::elements(n);
- m_result = rtree::elements_box<Box>(elements.begin(), elements.end(), m_tr,
- index::detail::get_strategy(m_parameters));
- }
- inline void operator()(leaf const& n)
- {
- typedef typename rtree::elements_type<leaf>::type elements_type;
- elements_type const& elements = rtree::elements(n);
- m_result = rtree::values_box<Box>(elements.begin(), elements.end(), m_tr,
- index::detail::get_strategy(m_parameters));
- }
- private:
- Box & m_result;
- parameters_type const& m_parameters;
- Translator const& m_tr;
- };
- }}} // namespace detail::rtree::visitors
- }}} // namespace boost::geometry::index
- #endif // BOOST_GEOMETRY_INDEX_DETAIL_RTREE_VISITORS_CHILDREN_BOX_HPP
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