ceph/src/boost/boost/geometry/strategy/cartesian/envelope_point.hpp

   1 // Boost.Geometry (aka GGL, Generic Geometry Library)
   2
   3 // Copyright (c) 2007-2015 Barend Gehrels, Amsterdam, the Netherlands.
   4 // Copyright (c) 2008-2015 Bruno Lalande, Paris, France.
   5 // Copyright (c) 2009-2015 Mateusz Loskot, London, UK.
   6
   7 // This file was modified by Oracle on 2015, 2016, 2017, 2018.
   8 // Modifications copyright (c) 2015-2018, Oracle and/or its affiliates.
   9
  10 // Contributed and/or modified by Vissarion Fysikopoulos, on behalf of Oracle
  11 // Contributed and/or modified by Menelaos Karavelas, on behalf of Oracle
  12 // Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle
  13
  14 // Distributed under the Boost Software License, Version 1.0.
  15 // (See accompanying file LICENSE_1_0.txt or copy at
  16 // http://www.boost.org/LICENSE_1_0.txt)
  17
  18 #ifndef BOOST_GEOMETRY_STRATEGY_CARTESIAN_ENVELOPE_POINT_HPP
  19 #define BOOST_GEOMETRY_STRATEGY_CARTESIAN_ENVELOPE_POINT_HPP
  20
  21 #include <cstddef>
  22
  23 #include <boost/geometry/core/access.hpp>
  24 #include <boost/geometry/core/cs.hpp>
  25 #include <boost/geometry/core/coordinate_dimension.hpp>
  26 #include <boost/geometry/core/coordinate_system.hpp>
  27 #include <boost/geometry/core/tags.hpp>
  28
  29 #include <boost/geometry/views/detail/indexed_point_view.hpp>
  30
  31 #include <boost/geometry/algorithms/detail/convert_point_to_point.hpp>
  32
  33 #include <boost/geometry/strategy/envelope.hpp>
  34
  35
  36 namespace boost { namespace geometry
  37 {
  38
  39 #ifndef DOXYGEN_NO_DETAIL
  40 namespace detail { namespace envelope
  41 {
  42
  43 template <std::size_t Dimension, std::size_t DimensionCount>
  44 struct envelope_one_point
  45 {
  46     template <std::size_t Index, typename Point, typename Box>
  47     static inline void apply(Point const& point, Box& mbr)
  48     {
  49         detail::indexed_point_view<Box, Index> box_corner(mbr);
  50         detail::conversion::point_to_point
  51             <
  52                 Point,
  53                 detail::indexed_point_view<Box, Index>,
  54                 Dimension,
  55                 DimensionCount
  56             >::apply(point, box_corner);
  57     }
  58
  59     template <typename Point, typename Box>
  60     static inline void apply(Point const& point, Box& mbr)
  61     {
  62         apply<min_corner>(point, mbr);
  63         apply<max_corner>(point, mbr);
  64     }
  65 };
  66
  67
  68 }} // namespace detail::envelope
  69 #endif // DOXYGEN_NO_DETAIL
  70
  71
  72 namespace strategy { namespace envelope
  73 {
  74
  75 struct cartesian_point
  76 {
  77     template <typename Point, typename Box>
  78     static inline void apply(Point const& point, Box& mbr)
  79     {
  80         geometry::detail::envelope::envelope_one_point
  81             <
  82                 0, dimension<Point>::value
  83             >::apply(point, mbr);
  84     }
  85 };
  86
  87
  88 #ifndef DOXYGEN_NO_STRATEGY_SPECIALIZATIONS
  89
  90 namespace services
  91 {
  92
  93 template <typename CalculationType>
  94 struct default_strategy<point_tag, cartesian_tag, CalculationType>
  95 {
  96     typedef strategy::envelope::cartesian_point type;
  97 };
  98
  99
 100 }
 101
 102 #endif // DOXYGEN_NO_STRATEGY_SPECIALIZATIONS
 103
 104
 105 }} // namespace strategy::envelope
 106
 107
 108 }} // namespace boost::geometry
 109
 110
 111 #endif // BOOST_GEOMETRY_STRATEGY_CARTESIAN_ENVELOPE_POINT_HPP