ceph/src/boost/boost/geometry/strategies/densify/geographic.hpp

   1 // Boost.Geometry
   2
   3 // Copyright (c) 2021, Oracle and/or its affiliates.
   4
   5 // Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle
   6
   7 // Licensed under the Boost Software License version 1.0.
   8 // http://www.boost.org/users/license.html
   9
  10 #ifndef BOOST_GEOMETRY_STRATEGIES_DENSIFY_GEOGRAPHIC_HPP
  11 #define BOOST_GEOMETRY_STRATEGIES_DENSIFY_GEOGRAPHIC_HPP
  12
  13
  14 #include <boost/geometry/strategies/detail.hpp>
  15 #include <boost/geometry/strategies/densify/services.hpp>
  16
  17 #include <boost/geometry/strategies/geographic/densify.hpp>
  18
  19
  20 namespace boost { namespace geometry
  21 {
  22
  23 namespace strategies { namespace densify
  24 {
  25
  26 template
  27 <
  28     typename FormulaPolicy = strategy::andoyer,
  29     typename Spheroid = srs::spheroid<double>,
  30     typename CalculationType = void
  31 >
  32 class geographic
  33     : public strategies::detail::geographic_base<Spheroid>
  34 {
  35     using base_t = strategies::detail::geographic_base<Spheroid>;
  36
  37 public:
  38     geographic() = default;
  39
  40     explicit geographic(Spheroid const& spheroid)
  41         : base_t(spheroid)
  42     {}
  43
  44     template <typename Geometry>
  45     auto densify(Geometry const&) const
  46     {
  47         return strategy::densify::geographic
  48                 <
  49                     FormulaPolicy, Spheroid, CalculationType
  50                 >(base_t::m_spheroid);
  51     }
  52 };
  53
  54
  55 namespace services
  56 {
  57
  58 template <typename Geometry>
  59 struct default_strategy<Geometry, geographic_tag>
  60 {
  61     using type = strategies::densify::geographic<>;
  62 };
  63
  64
  65 template <typename FP, typename S, typename CT>
  66 struct strategy_converter<strategy::densify::geographic<FP, S, CT> >
  67 {
  68     static auto get(strategy::densify::geographic<FP, S, CT> const& s)
  69     {
  70         return strategies::densify::geographic<FP, S, CT>(s.model());
  71     }
  72 };
  73
  74
  75 } // namespace services
  76
  77 }} // namespace strategies::densify
  78
  79 }} // namespace boost::geometry
  80
  81 #endif // BOOST_GEOMETRY_STRATEGIES_DENSIFY_GEOGRAPHIC_HPP