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Added thirdparty: boost library
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Viacheslav Demydiuk
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// Boost.Geometry
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// Copyright (c) 2021, Oracle and/or its affiliates.
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// Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle
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// Licensed under the Boost Software License version 1.0.
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// http://www.boost.org/users/license.html
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#ifndef BOOST_GEOMETRY_STRATEGIES_DISTANCE_GEOGRAPHIC_HPP
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#define BOOST_GEOMETRY_STRATEGIES_DISTANCE_GEOGRAPHIC_HPP
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#include <boost/geometry/strategies/distance/comparable.hpp>
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#include <boost/geometry/strategies/distance/detail.hpp>
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#include <boost/geometry/strategies/distance/services.hpp>
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#include <boost/geometry/strategies/detail.hpp>
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#include <boost/geometry/strategies/geographic/azimuth.hpp>
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#include <boost/geometry/strategies/geographic/distance.hpp>
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#include <boost/geometry/strategies/geographic/distance_cross_track.hpp>
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#include <boost/geometry/strategies/geographic/distance_cross_track_box_box.hpp>
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#include <boost/geometry/strategies/geographic/distance_cross_track_point_box.hpp>
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#include <boost/geometry/strategies/geographic/distance_segment_box.hpp>
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// TODO - for backwards compatibility, remove?
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#include <boost/geometry/strategies/geographic/distance_andoyer.hpp>
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#include <boost/geometry/strategies/geographic/distance_thomas.hpp>
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#include <boost/geometry/strategies/geographic/distance_vincenty.hpp>
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#include <boost/geometry/strategies/normalize.hpp>
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#include <boost/geometry/strategies/relate/geographic.hpp>
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namespace boost { namespace geometry
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{
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namespace strategies { namespace distance
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{
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// TODO: azimuth and normalize getters would not be needed if distance_segment_box was implemented differently
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// right now it calls disjoint algorithm details.
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template
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<
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typename FormulaPolicy = strategy::andoyer,
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typename Spheroid = srs::spheroid<double>,
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typename CalculationType = void
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>
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class geographic
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: public strategies::relate::geographic<FormulaPolicy, Spheroid, CalculationType>
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{
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using base_t = strategies::relate::geographic<FormulaPolicy, Spheroid, CalculationType>;
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public:
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geographic() = default;
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explicit geographic(Spheroid const& spheroid)
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: base_t(spheroid)
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{}
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// azimuth
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auto azimuth() const
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{
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return strategy::azimuth::geographic
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<
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FormulaPolicy, Spheroid, CalculationType
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>(base_t::m_spheroid);
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}
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// distance
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template <typename Geometry1, typename Geometry2>
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auto distance(Geometry1 const&, Geometry2 const&,
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detail::enable_if_pp_t<Geometry1, Geometry2> * = nullptr) const
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{
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return strategy::distance::geographic
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<
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FormulaPolicy, Spheroid, CalculationType
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>(base_t::m_spheroid);
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}
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template <typename Geometry1, typename Geometry2>
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auto distance(Geometry1 const&, Geometry2 const&,
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detail::enable_if_ps_t<Geometry1, Geometry2> * = nullptr) const
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{
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return strategy::distance::geographic_cross_track
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<
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FormulaPolicy, Spheroid, CalculationType
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>(base_t::m_spheroid);
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}
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template <typename Geometry1, typename Geometry2>
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auto distance(Geometry1 const&, Geometry2 const&,
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detail::enable_if_pb_t<Geometry1, Geometry2> * = nullptr) const
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{
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return strategy::distance::geographic_cross_track_point_box
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<
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FormulaPolicy, Spheroid, CalculationType
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>(base_t::m_spheroid);
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}
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template <typename Geometry1, typename Geometry2>
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auto distance(Geometry1 const&, Geometry2 const&,
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detail::enable_if_sb_t<Geometry1, Geometry2> * = nullptr) const
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{
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return strategy::distance::geographic_segment_box
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<
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FormulaPolicy, Spheroid, CalculationType
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>(base_t::m_spheroid);
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}
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template <typename Geometry1, typename Geometry2>
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auto distance(Geometry1 const&, Geometry2 const&,
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detail::enable_if_bb_t<Geometry1, Geometry2> * = nullptr) const
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{
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return strategy::distance::geographic_cross_track_box_box
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<
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FormulaPolicy, Spheroid, CalculationType
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>(base_t::m_spheroid);
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}
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// normalize
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template <typename Geometry>
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static auto normalize(Geometry const&,
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std::enable_if_t
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<
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util::is_point<Geometry>::value
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> * = nullptr)
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{
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return strategy::normalize::spherical_point();
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}
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};
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namespace services
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{
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template <typename Geometry1, typename Geometry2>
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struct default_strategy<Geometry1, Geometry2, geographic_tag, geographic_tag>
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{
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using type = strategies::distance::geographic<>;
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};
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template <typename FP, typename S, typename CT>
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struct strategy_converter<strategy::distance::geographic<FP, S, CT> >
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{
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static auto get(strategy::distance::geographic<FP, S, CT> const& s)
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{
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return strategies::distance::geographic<FP, S, CT>(s.model());
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}
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};
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// TODO - for backwards compatibility, remove?
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template <typename S, typename CT>
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struct strategy_converter<strategy::distance::andoyer<S, CT> >
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{
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static auto get(strategy::distance::andoyer<S, CT> const& s)
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{
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return strategies::distance::geographic<strategy::andoyer, S, CT>(s.model());
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}
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};
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// TODO - for backwards compatibility, remove?
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template <typename S, typename CT>
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struct strategy_converter<strategy::distance::thomas<S, CT> >
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{
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static auto get(strategy::distance::thomas<S, CT> const& s)
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{
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return strategies::distance::geographic<strategy::thomas, S, CT>(s.model());
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}
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};
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// TODO - for backwards compatibility, remove?
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template <typename S, typename CT>
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struct strategy_converter<strategy::distance::vincenty<S, CT> >
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{
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static auto get(strategy::distance::vincenty<S, CT> const& s)
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{
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return strategies::distance::geographic<strategy::vincenty, S, CT>(s.model());
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}
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};
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template <typename FP, typename S, typename CT>
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struct strategy_converter<strategy::distance::geographic_cross_track<FP, S, CT> >
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{
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static auto get(strategy::distance::geographic_cross_track<FP, S, CT> const& s)
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{
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return strategies::distance::geographic<FP, S, CT>(s.model());
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}
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};
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template <typename FP, typename S, typename CT>
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struct strategy_converter<strategy::distance::geographic_cross_track_point_box<FP, S, CT> >
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{
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static auto get(strategy::distance::geographic_cross_track_point_box<FP, S, CT> const& s)
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{
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return strategies::distance::geographic<FP, S, CT>(s.model());
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}
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};
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template <typename FP, typename S, typename CT>
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struct strategy_converter<strategy::distance::geographic_segment_box<FP, S, CT> >
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{
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static auto get(strategy::distance::geographic_segment_box<FP, S, CT> const& s)
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{
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return strategies::distance::geographic<FP, S, CT>(s.model());
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}
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};
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template <typename FP, typename S, typename CT>
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struct strategy_converter<strategy::distance::geographic_cross_track_box_box<FP, S, CT> >
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{
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static auto get(strategy::distance::geographic_cross_track_box_box<FP, S, CT> const& s)
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{
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return strategies::distance::geographic<FP, S, CT>(s.model());
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}
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};
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// details
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// TODO: This specialization wouldn't be needed if strategy::distance::geographic_cross_track was implemented as an alias
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template <typename FP, typename S, typename CT, bool B, bool ECP>
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struct strategy_converter<strategy::distance::detail::geographic_cross_track<FP, S, CT, B, ECP> >
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{
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struct altered_strategy
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: strategies::distance::geographic<FP, S, CT>
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{
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typedef strategies::distance::geographic<FP, S, CT> base_t;
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explicit altered_strategy(S const& s) : base_t(s) {}
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using base_t::distance;
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template <typename Geometry1, typename Geometry2>
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auto distance(Geometry1 const&, Geometry2 const&,
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detail::enable_if_ps_t<Geometry1, Geometry2> * = nullptr) const
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{
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return strategy::distance::detail::geographic_cross_track
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<
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FP, S, CT, B, ECP
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>(base_t::m_spheroid);
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}
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};
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static auto get(strategy::distance::detail::geographic_cross_track<FP, S, CT, B, ECP> const& s)
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{
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return altered_strategy(s.model());
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}
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};
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} // namespace services
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}} // namespace strategies::distance
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}} // namespace boost::geometry
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#endif // BOOST_GEOMETRY_STRATEGIES_DISTANCE_GEOGRAPHIC_HPP
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