ceph/src/boost/boost/geometry/strategies/line_interpolate/cartesian.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_LINE_INTERPOLATE_CARTESIAN_HPP
  11 #define BOOST_GEOMETRY_STRATEGIES_LINE_INTERPOLATE_CARTESIAN_HPP
  12
  13
  14 #include <boost/geometry/strategies/cartesian/distance_pythagoras.hpp>
  15 #include <boost/geometry/strategies/cartesian/line_interpolate.hpp>
  16
  17 #include <boost/geometry/strategies/detail.hpp>
  18 #include <boost/geometry/strategies/distance/detail.hpp>
  19 #include <boost/geometry/strategies/line_interpolate/services.hpp>
  20
  21 #include <boost/geometry/util/type_traits.hpp>
  22
  23
  24 namespace boost { namespace geometry
  25 {
  26
  27 namespace strategies { namespace line_interpolate
  28 {
  29
  30 template <typename CalculationType = void>
  31 struct cartesian
  32     : public strategies::detail::cartesian_base
  33 {
  34     template <typename Geometry1, typename Geometry2>
  35     static auto distance(Geometry1 const&, Geometry2 const&,
  36                          distance::detail::enable_if_pp_t<Geometry1, Geometry2> * = nullptr)
  37     {
  38         return strategy::distance::pythagoras<CalculationType>();
  39     }
  40
  41     template <typename Geometry>
  42     static auto line_interpolate(Geometry const&)
  43     {
  44         return strategy::line_interpolate::cartesian<CalculationType>();
  45     }
  46 };
  47
  48
  49 namespace services
  50 {
  51
  52 template <typename Geometry>
  53 struct default_strategy<Geometry, cartesian_tag>
  54 {
  55     using type = strategies::line_interpolate::cartesian<>;
  56 };
  57
  58
  59 template <typename CT, typename DS>
  60 struct strategy_converter<strategy::line_interpolate::cartesian<CT, DS> >
  61 {
  62     static auto get(strategy::line_interpolate::cartesian<CT, DS> const&)
  63     {
  64         return strategies::line_interpolate::cartesian<CT>();
  65     }
  66 };
  67
  68
  69 } // namespace services
  70
  71 }} // namespace strategies::line_interpolate
  72
  73 }} // namespace boost::geometry
  74
  75 #endif // BOOST_GEOMETRY_STRATEGIES_LINE_INTERPOLATE_CARTESIAN_HPP