Added thirdparty: boost library

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

@@ -0,0 +1,81 @@
+// Boost.Geometry
+
+// Copyright (c) 2021, Oracle and/or its affiliates.
+
+// Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle
+
+// Licensed under the Boost Software License version 1.0.
+// http://www.boost.org/users/license.html
+
+#ifndef BOOST_GEOMETRY_STRATEGIES_DENSIFY_SPHERICAL_HPP
+#define BOOST_GEOMETRY_STRATEGIES_DENSIFY_SPHERICAL_HPP
+
+
+#include <boost/geometry/strategies/detail.hpp>
+#include <boost/geometry/strategies/densify/services.hpp>
+
+#include <boost/geometry/strategies/spherical/densify.hpp>
+
+
+namespace boost { namespace geometry
+{
+
+namespace strategies { namespace densify
+{
+
+template
+<
+    typename RadiusTypeOrSphere = double,
+    typename CalculationType = void
+>
+class spherical
+    : public strategies::detail::spherical_base<RadiusTypeOrSphere>
+{
+    using base_t = strategies::detail::spherical_base<RadiusTypeOrSphere>;
+
+public:
+    spherical() = default;
+
+    template <typename RadiusOrSphere>
+    explicit spherical(RadiusOrSphere const& radius_or_sphere)
+        : base_t(radius_or_sphere)
+    {}
+
+    template <typename Geometry>
+    auto densify(Geometry const&) const
+    {
+        return strategy::densify::spherical
+                <
+                    typename base_t::radius_type, CalculationType
+                >(base_t::radius());
+    }
+};
+
+
+namespace services
+{
+
+template <typename Geometry>
+struct default_strategy<Geometry, spherical_equatorial_tag>
+{
+    using type = strategies::densify::spherical<>;
+};
+
+
+template <typename R, typename CT>
+struct strategy_converter<strategy::densify::spherical<R, CT> >
+{
+    static auto get(strategy::densify::spherical<R, CT> const& s)
+    {
+        return strategies::densify::spherical<R, CT>(s.radius());
+    }
+};
+
+
+} // namespace services
+
+}} // namespace strategies::densify
+
+}} // namespace boost::geometry
+
+#endif // BOOST_GEOMETRY_STRATEGIES_DENSIFY_SPHERICAL_HPP