280 lines
11 KiB
C++
280 lines
11 KiB
C++
// Boost.Geometry
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// Copyright (c) 2020, 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_INDEX_GEOGRAPHIC_HPP
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#define BOOST_GEOMETRY_STRATEGIES_INDEX_GEOGRAPHIC_HPP
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#include <boost/geometry/strategies/index/services.hpp>
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#include <boost/geometry/strategies/relate/geographic.hpp>
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// TEMP - move to strategy
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#include <boost/geometry/strategies/geographic/distance.hpp>
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#include <boost/geometry/strategies/geographic/distance_andoyer.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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#include <boost/geometry/strategies/geographic/distance_thomas.hpp>
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#include <boost/geometry/strategies/geographic/distance_vincenty.hpp>
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namespace boost { namespace geometry { namespace strategies { namespace index
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{
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template
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<
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typename FormulaPolicy = strategy::andoyer,
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// TODO: Is SeriesOrder argument needed here?
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std::size_t SeriesOrder = strategy::default_order<FormulaPolicy>::value,
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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 relate::geographic<FormulaPolicy, SeriesOrder, Spheroid, CalculationType>
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{
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typedef relate::geographic<FormulaPolicy, SeriesOrder, Spheroid, CalculationType> base_t;
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public:
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geographic()
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: base_t()
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{}
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explicit geographic(Spheroid const& spheroid)
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: base_t(spheroid)
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{}
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template <typename Geometry1, typename Geometry2>
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auto comparable_distance(Geometry1 const&, Geometry2 const&,
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std::enable_if_t
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<
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util::is_pointlike<Geometry1>::value
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&& util::is_pointlike<Geometry2>::value
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> * = nullptr) const
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{
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return geometry::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 comparable_distance(Geometry1 const&, Geometry2 const&,
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std::enable_if_t
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<
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(util::is_pointlike<Geometry1>::value
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&& util::is_segment<Geometry2>::value)
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|| (util::is_segment<Geometry1>::value
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&& util::is_pointlike<Geometry2>::value)
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> * = nullptr) const
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{
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return geometry::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 comparable_distance(Geometry1 const&, Geometry2 const&,
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std::enable_if_t
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<
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(util::is_pointlike<Geometry1>::value
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&& util::is_box<Geometry2>::value)
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|| (util::is_box<Geometry1>::value
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&& util::is_pointlike<Geometry2>::value)
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> * = nullptr) const
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{
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return geometry::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 comparable_distance(Geometry1 const&, Geometry2 const&,
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std::enable_if_t
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<
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(util::is_segment<Geometry1>::value
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&& util::is_box<Geometry2>::value)
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|| (util::is_box<Geometry1>::value
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&& util::is_segment<Geometry2>::value)
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> * = nullptr) const
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{
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return geometry::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 comparable_distance(Geometry1 const&, Geometry2 const&,
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std::enable_if_t
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<
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util::is_segment<Geometry1>::value
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&& util::is_segment<Geometry2>::value
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> * = nullptr) const
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{
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return geometry::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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};
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namespace services
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{
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template <typename Geometry>
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struct default_strategy<Geometry, geographic_tag>
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{
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using type = strategies::index::geographic<>;
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};
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// TEMP - needed in distance until umbrella strategies are supported
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template <typename FormulaPolicy, typename Spheroid, typename CalculationType>
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struct strategy_converter<strategy::distance::geographic_cross_track<FormulaPolicy, Spheroid, CalculationType>>
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{
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static auto get(strategy::distance::geographic_cross_track<FormulaPolicy, Spheroid, CalculationType> const& strategy)
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{
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return strategies::index::geographic
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<
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FormulaPolicy,
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strategy::default_order<FormulaPolicy>::value,
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Spheroid,
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CalculationType
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>(strategy.model());
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}
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};
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// TEMP - needed in distance until umbrella strategies are supported
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template <typename FormulaPolicy, typename Spheroid, typename CalculationType, bool Bisection, bool EnableClosestPoint>
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struct strategy_converter<strategy::distance::detail::geographic_cross_track<FormulaPolicy, Spheroid, CalculationType, Bisection, EnableClosestPoint>>
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{
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typedef strategies::index::geographic
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<
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FormulaPolicy,
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strategy::default_order<FormulaPolicy>::value,
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Spheroid,
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CalculationType
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> base_strategy;
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struct altered_strategy : base_strategy
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{
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explicit altered_strategy(Spheroid const& spheroid)
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: base_strategy(spheroid)
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{}
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// It seems that this declaration is needed because comparable_distance
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// is not static function.
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using base_strategy::comparable_distance;
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template <typename Geometry1, typename Geometry2>
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auto comparable_distance(Geometry1 const&, Geometry2 const&,
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std::enable_if_t
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<
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(util::is_pointlike<Geometry1>::value
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&& util::is_segment<Geometry2>::value)
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|| (util::is_segment<Geometry1>::value
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&& util::is_pointlike<Geometry2>::value)
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> * = nullptr) const
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{
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return geometry::strategy::distance::detail::geographic_cross_track
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<
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FormulaPolicy, Spheroid, CalculationType, Bisection, EnableClosestPoint
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>(base_strategy::m_spheroid);
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}
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template <typename Geometry1, typename Geometry2>
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auto comparable_distance(Geometry1 const&, Geometry2 const&,
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std::enable_if_t
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<
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util::is_segment<Geometry1>::value
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&& util::is_segment<Geometry2>::value
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> * = nullptr) const
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{
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return geometry::strategy::distance::detail::geographic_cross_track
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<
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FormulaPolicy, Spheroid, CalculationType, Bisection, EnableClosestPoint
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>(base_strategy::m_spheroid);
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}
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};
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static auto get(strategy::distance::detail::geographic_cross_track<FormulaPolicy, Spheroid, CalculationType, Bisection, EnableClosestPoint> const& strategy)
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{
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return altered_strategy(strategy.model());
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}
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};
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// TEMP - needed in distance until umbrella strategies are supported
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template <typename FormulaPolicy, typename Spheroid, typename CalculationType>
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struct strategy_converter<strategy::distance::geographic<FormulaPolicy, Spheroid, CalculationType>>
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{
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static auto get(strategy::distance::geographic<FormulaPolicy, Spheroid, CalculationType> const& strategy)
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{
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return strategies::index::geographic
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<
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FormulaPolicy,
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strategy::default_order<FormulaPolicy>::value,
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Spheroid,
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CalculationType
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>(strategy.model());
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}
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};
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// TEMP - needed in distance until umbrella strategies are supported
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template <typename Spheroid, typename CalculationType>
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struct strategy_converter<strategy::distance::andoyer<Spheroid, CalculationType>>
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{
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static auto get(strategy::distance::andoyer<Spheroid, CalculationType> const& strategy)
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{
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return strategies::index::geographic
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<
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strategy::andoyer,
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strategy::default_order<strategy::andoyer>::value,
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Spheroid,
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CalculationType
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>(strategy.model());
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}
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};
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// TEMP - needed in distance until umbrella strategies are supported
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template <typename Spheroid, typename CalculationType>
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struct strategy_converter<strategy::distance::thomas<Spheroid, CalculationType>>
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{
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static auto get(strategy::distance::thomas<Spheroid, CalculationType> const& strategy)
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{
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return strategies::index::geographic
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<
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strategy::thomas,
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strategy::default_order<strategy::thomas>::value,
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Spheroid,
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CalculationType
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>(strategy.model());
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}
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};
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// TEMP - needed in distance until umbrella strategies are supported
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template <typename Spheroid, typename CalculationType>
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struct strategy_converter<strategy::distance::vincenty<Spheroid, CalculationType>>
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{
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static auto get(strategy::distance::vincenty<Spheroid, CalculationType> const& strategy)
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{
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return strategies::index::geographic
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<
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strategy::vincenty,
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strategy::default_order<strategy::vincenty>::value,
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Spheroid,
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CalculationType
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>(strategy.model());
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}
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};
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} // namespace services
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}}}} // namespace boost::geometry::strategy::index
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#endif // BOOST_GEOMETRY_STRATEGIES_INDEX_GEOGRAPHIC_HPP
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