Added thirdparty: boost library

thirdparty/include/boost/geometry/strategies/closest_points/cartesian.hpp

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+// Boost.Geometry
+
+// Copyright (c) 2021, Oracle and/or its affiliates.
+
+// Contributed and/or modified by Vissarion Fysikopoulos, on behalf of Oracle
+
+// Licensed under the Boost Software License version 1.0.
+// http://www.boost.org/users/license.html
+
+#ifndef BOOST_GEOMETRY_STRATEGIES_CLOSEST_POINTS_CARTESIAN_HPP
+#define BOOST_GEOMETRY_STRATEGIES_CLOSEST_POINTS_CARTESIAN_HPP
+
+
+//#include <boost/geometry/strategies/cartesian/azimuth.hpp>
+
+//#include <boost/geometry/strategies/cartesian/distance_projected_point.hpp>
+//#include <boost/geometry/strategies/cartesian/distance_pythagoras.hpp>
+#include <boost/geometry/strategies/cartesian/distance_pythagoras_box_box.hpp>
+#include <boost/geometry/strategies/cartesian/distance_pythagoras_point_box.hpp>
+#include <boost/geometry/strategies/cartesian/distance_segment_box.hpp>
+
+#include <boost/geometry/strategies/cartesian/closest_points_pt_seg.hpp>
+
+#include <boost/geometry/strategies/detail.hpp>
+#include <boost/geometry/strategies/distance/detail.hpp>
+#include <boost/geometry/strategies/closest_points/services.hpp>
+
+//#include <boost/geometry/strategies/normalize.hpp>
+#include <boost/geometry/strategies/distance/cartesian.hpp>
+
+#include <boost/geometry/util/type_traits.hpp>
+
+
+namespace boost { namespace geometry
+{
+
+namespace strategies { namespace closest_points
+{
+
+template <typename CalculationType = void>
+struct cartesian
+    : public strategies::distance::cartesian<CalculationType>
+{
+    template <typename Geometry1, typename Geometry2>
+    static auto closest_points(Geometry1 const&, Geometry2 const&,
+                               distance::detail::enable_if_ps_t<Geometry1, Geometry2> * = nullptr)
+    {
+        return strategy::closest_points::projected_point<CalculationType>();
+    }
+};
+
+
+namespace services
+{
+
+template <typename Geometry1, typename Geometry2>
+struct default_strategy<Geometry1, Geometry2, cartesian_tag, cartesian_tag>
+{
+    using type = strategies::closest_points::cartesian<>;
+};
+
+} // namespace services
+
+}} // namespace strategies::closest_points
+
+}} // namespace boost::geometry
+
+#endif // BOOST_GEOMETRY_STRATEGIES_CLOSEST_POINTS_CARTESIAN_HPP

thirdparty/include/boost/geometry/strategies/closest_points/geographic.hpp

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+// Boost.Geometry
+
+// Copyright (c) 2021, Oracle and/or its affiliates.
+
+// Contributed and/or modified by Vissarion Fysikopoulos, on behalf of Oracle
+
+// Licensed under the Boost Software License version 1.0.
+// http://www.boost.org/users/license.html
+
+#ifndef BOOST_GEOMETRY_STRATEGIES_CLOSEST_POINTS_GEOGRAPHIC_HPP
+#define BOOST_GEOMETRY_STRATEGIES_CLOSEST_POINTS_GEOGRAPHIC_HPP
+
+#include <boost/geometry/strategies/detail.hpp>
+#include <boost/geometry/strategies/distance/detail.hpp>
+#include <boost/geometry/strategies/closest_points/services.hpp>
+#include <boost/geometry/strategies/geographic/closest_points_pt_seg.hpp>
+#include <boost/geometry/strategies/geographic/parameters.hpp>
+
+#include <boost/geometry/strategies/distance/geographic.hpp>
+
+#include <boost/geometry/util/type_traits.hpp>
+
+
+namespace boost { namespace geometry
+{
+
+namespace strategies { namespace closest_points
+{
+
+template
+<
+    typename FormulaPolicy = geometry::strategy::andoyer,
+    typename Spheroid = srs::spheroid<double>,
+    typename CalculationType = void
+>
+class geographic
+    : public strategies::distance::geographic<FormulaPolicy, Spheroid, CalculationType>
+{
+    using base_t = strategies::distance::geographic<FormulaPolicy, Spheroid, CalculationType>;
+
+public:
+
+    geographic() = default;
+
+    explicit geographic(Spheroid const& spheroid)
+        : base_t(spheroid)
+    {}
+
+    template <typename Geometry1, typename Geometry2>
+    auto closest_points(Geometry1 const&, Geometry2 const&,
+                        distance::detail::enable_if_ps_t<Geometry1, Geometry2> * = nullptr) const
+    {
+        return strategy::closest_points::geographic_cross_track
+            <
+                FormulaPolicy,
+                Spheroid,
+                CalculationType
+            >(base_t::m_spheroid);
+    }
+};
+
+
+namespace services
+{
+
+template <typename Geometry1, typename Geometry2>
+struct default_strategy<Geometry1, Geometry2, geographic_tag, geographic_tag>
+{
+    using type = strategies::closest_points::geographic<>;
+};
+
+} // namespace services
+
+}} // namespace strategies::closest_points
+
+}} // namespace boost::geometry
+
+#endif // BOOST_GEOMETRY_STRATEGIES_CLOSEST_POINTS_GEOGRAPHIC_HPP

thirdparty/include/boost/geometry/strategies/closest_points/services.hpp

@@ -0,0 +1,48 @@
+// Boost.Geometry
+
+// Copyright (c) 2021, Oracle and/or its affiliates.
+
+// Contributed and/or modified by Vissarion Fysikopoulos, on behalf of Oracle
+
+// Licensed under the Boost Software License version 1.0.
+// http://www.boost.org/users/license.html
+
+#ifndef BOOST_GEOMETRY_STRATEGIES_CLOSEST_POINTS_SERVICES_HPP
+#define BOOST_GEOMETRY_STRATEGIES_CLOSEST_POINTS_SERVICES_HPP
+
+
+#include <boost/geometry/core/cs.hpp>
+#include <boost/geometry/core/static_assert.hpp>
+
+#include <boost/geometry/strategies/detail.hpp>
+
+namespace boost { namespace geometry
+{
+
+namespace strategies { namespace closest_points
+{
+
+namespace services
+{
+
+template
+<
+    typename Geometry1,
+    typename Geometry2,
+    typename CSTag1 = typename geometry::cs_tag<Geometry1>::type,
+    typename CSTag2 = typename geometry::cs_tag<Geometry2>::type
+>
+struct default_strategy
+{
+    BOOST_GEOMETRY_STATIC_ASSERT_FALSE(
+        "Not implemented for these Geometries' coordinate systems.",
+        Geometry1, Geometry2, CSTag1, CSTag2);
+};
+
+} // namespace services
+
+}} // namespace strategies::closest_points
+
+}} // namespace boost::geometry
+
+#endif // BOOST_GEOMETRY_STRATEGIES_CLOSEST_POINTS_SERVICES_HPP

thirdparty/include/boost/geometry/strategies/closest_points/spherical.hpp

@@ -0,0 +1,78 @@
+// Boost.Geometry
+
+// Copyright (c) 2021, Oracle and/or its affiliates.
+
+// Contributed and/or modified by Vissarion Fysikopoulos, on behalf of Oracle
+
+// Licensed under the Boost Software License version 1.0.
+// http://www.boost.org/users/license.html
+
+#ifndef BOOST_GEOMETRY_STRATEGIES_CLOSEST_POINTS_SPHERICAL_HPP
+#define BOOST_GEOMETRY_STRATEGIES_CLOSEST_POINTS_SPHERICAL_HPP
+
+#include <boost/geometry/strategies/spherical/closest_points_pt_seg.hpp>
+
+#include <boost/geometry/strategies/detail.hpp>
+#include <boost/geometry/strategies/distance/detail.hpp>
+#include <boost/geometry/strategies/closest_points/services.hpp>
+
+#include <boost/geometry/strategies/distance/spherical.hpp>
+
+#include <boost/geometry/util/type_traits.hpp>
+
+
+namespace boost { namespace geometry
+{
+
+namespace strategies { namespace closest_points
+{
+
+template
+<
+    typename RadiusTypeOrSphere = double,
+    typename CalculationType = void
+>
+class spherical
+    : public strategies::distance::spherical<RadiusTypeOrSphere, CalculationType>
+{
+    using base_t = strategies::distance::spherical<RadiusTypeOrSphere, CalculationType>;
+
+public:
+    spherical() = default;
+
+    template <typename RadiusOrSphere>
+    explicit spherical(RadiusOrSphere const& radius_or_sphere)
+        : base_t(radius_or_sphere)
+    {}
+
+    template <typename Geometry1, typename Geometry2>
+    auto closest_points(Geometry1 const&, Geometry2 const&,
+                        distance::detail::enable_if_ps_t<Geometry1, Geometry2> * = nullptr) const
+    {
+        return strategy::closest_points::cross_track<CalculationType>(base_t::radius());
+    }
+};
+
+
+namespace services
+{
+
+template <typename Geometry1, typename Geometry2>
+struct default_strategy
+<
+    Geometry1,
+    Geometry2,
+    spherical_equatorial_tag,
+    spherical_equatorial_tag
+>
+{
+    using type = strategies::closest_points::spherical<>;
+};
+
+} // namespace services
+
+}} // namespace strategies::closest_points
+
+}} // namespace boost::geometry
+
+#endif // BOOST_GEOMETRY_STRATEGIES_CLOSEST_POINTS_SPHERICAL_HPP