ceph/src/boost/boost/geometry/strategies/spherical/envelope_segment.hpp

   1 // Boost.Geometry (aka GGL, Generic Geometry Library)
   2
   3 // Copyright (c) 2017 Oracle and/or its affiliates.
   4 // Contributed and/or modified by Vissarion Fisikopoulos, on behalf of Oracle
   5 // Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle
   6
   7 // Use, modification and distribution is subject to the Boost Software License,
   8 // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
   9 // http://www.boost.org/LICENSE_1_0.txt)
  10
  11 #ifndef BOOST_GEOMETRY_STRATEGIES_SPHERICAL_ENVELOPE_SEGMENT_HPP
  12 #define BOOST_GEOMETRY_STRATEGIES_SPHERICAL_ENVELOPE_SEGMENT_HPP
  13
  14 #include <boost/geometry/algorithms/detail/envelope/segment.hpp>
  15 #include <boost/geometry/algorithms/detail/normalize.hpp>
  16 #include <boost/geometry/strategies/envelope.hpp>
  17 #include <boost/geometry/strategies/spherical/azimuth.hpp>
  18
  19 namespace boost { namespace geometry
  20 {
  21
  22 namespace strategy { namespace envelope
  23 {
  24
  25 template
  26 <
  27     typename CalculationType = void
  28 >
  29 class spherical_segment
  30 {
  31 public :
  32
  33     inline spherical_segment()
  34     {}
  35
  36     template <typename Point1, typename Point2, typename Box>
  37     inline void
  38     apply(Point1 const& point1, Point2 const& point2, Box& box) const
  39     {
  40         Point1 p1_normalized = detail::return_normalized<Point1>(point1);
  41         Point2 p2_normalized = detail::return_normalized<Point2>(point2);
  42
  43         geometry::strategy::azimuth::spherical<CalculationType> azimuth_spherical;
  44
  45         typedef typename coordinate_system<Point1>::type::units units_type;
  46
  47         geometry::detail::envelope::envelope_segment_impl<spherical_equatorial_tag>
  48                 ::template apply<units_type>(geometry::get<0>(p1_normalized),
  49                                              geometry::get<1>(p1_normalized),
  50                                              geometry::get<0>(p2_normalized),
  51                                              geometry::get<1>(p2_normalized),
  52                                              box,
  53                                              azimuth_spherical);
  54
  55   }
  56 };
  57
  58 #ifndef DOXYGEN_NO_STRATEGY_SPECIALIZATIONS
  59
  60 namespace services
  61 {
  62
  63 template <typename CalculationType>
  64 struct default_strategy<spherical_equatorial_tag, CalculationType>
  65 {
  66     typedef strategy::envelope::spherical_segment<CalculationType> type;
  67 };
  68
  69
  70 template <typename CalculationType>
  71 struct default_strategy<spherical_polar_tag, CalculationType>
  72 {
  73     typedef strategy::envelope::spherical_segment<CalculationType> type;
  74 };
  75
  76 }
  77
  78 #endif // DOXYGEN_NO_STRATEGY_SPECIALIZATIONS
  79
  80
  81 }} // namespace strategy::envelope
  82
  83 }} //namepsace boost::geometry
  84
  85 #endif // BOOST_GEOMETRY_STRATEGIES_SPHERICAL_ENVELOPE_SEGMENT_HPP
  86