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Diffstat (limited to 'boost/geometry/strategies/closest_points/spherical.hpp')
-rw-r--r-- | boost/geometry/strategies/closest_points/spherical.hpp | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/boost/geometry/strategies/closest_points/spherical.hpp b/boost/geometry/strategies/closest_points/spherical.hpp new file mode 100644 index 0000000000..d2846c722d --- /dev/null +++ b/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 |