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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 | ||
92f5a8d4 TL |
7 | // This file was modified by Oracle on 2015-2018. |
8 | // Modifications copyright (c) 2015-2018, Oracle and/or its affiliates. | |
7c673cae | 9 | |
b32b8144 | 10 | // Contributed and/or modified by Vissarion Fysikopoulos, on behalf of Oracle |
7c673cae FG |
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_ALGORITHMS_DETAIL_ENVELOPE_SEGMENT_HPP | |
19 | #define BOOST_GEOMETRY_ALGORITHMS_DETAIL_ENVELOPE_SEGMENT_HPP | |
20 | ||
21 | #include <cstddef> | |
7c673cae | 22 | |
7c673cae FG |
23 | #include <boost/geometry/core/tags.hpp> |
24 | ||
7c673cae | 25 | #include <boost/geometry/algorithms/detail/assign_indexed_point.hpp> |
7c673cae FG |
26 | #include <boost/geometry/algorithms/dispatch/envelope.hpp> |
27 | ||
92f5a8d4 TL |
28 | // For backward compatibility |
29 | #include <boost/geometry/strategies/cartesian/envelope_segment.hpp> | |
30 | #include <boost/geometry/strategies/spherical/envelope_segment.hpp> | |
31 | #include <boost/geometry/strategies/geographic/envelope_segment.hpp> | |
32 | ||
7c673cae FG |
33 | namespace boost { namespace geometry |
34 | { | |
35 | ||
36 | #ifndef DOXYGEN_NO_DETAIL | |
37 | namespace detail { namespace envelope | |
38 | { | |
39 | ||
7c673cae | 40 | template <std::size_t DimensionCount> |
b32b8144 FG |
41 | struct envelope_segment |
42 | { | |
43 | template <typename Point, typename Box, typename Strategy> | |
44 | static inline void apply(Point const& p1, | |
45 | Point const& p2, | |
46 | Box& mbr, | |
47 | Strategy const& strategy) | |
48 | { | |
b32b8144 | 49 | strategy.apply(p1, p2, mbr); |
b32b8144 | 50 | } |
7c673cae | 51 | |
b32b8144 FG |
52 | template <typename Segment, typename Box, typename Strategy> |
53 | static inline void apply(Segment const& segment, Box& mbr, | |
54 | Strategy const& strategy) | |
55 | { | |
56 | typename point_type<Segment>::type p[2]; | |
57 | detail::assign_point_from_index<0>(segment, p[0]); | |
58 | detail::assign_point_from_index<1>(segment, p[1]); | |
59 | apply(p[0], p[1], mbr, strategy); | |
60 | } | |
61 | }; | |
7c673cae FG |
62 | |
63 | }} // namespace detail::envelope | |
64 | #endif // DOXYGEN_NO_DETAIL | |
65 | ||
66 | ||
67 | #ifndef DOXYGEN_NO_DISPATCH | |
68 | namespace dispatch | |
69 | { | |
70 | ||
71 | ||
b32b8144 FG |
72 | template <typename Segment> |
73 | struct envelope<Segment, segment_tag> | |
7c673cae | 74 | { |
b32b8144 FG |
75 | template <typename Box, typename Strategy> |
76 | static inline void apply(Segment const& segment, | |
77 | Box& mbr, | |
78 | Strategy const& strategy) | |
7c673cae FG |
79 | { |
80 | typename point_type<Segment>::type p[2]; | |
81 | detail::assign_point_from_index<0>(segment, p[0]); | |
82 | detail::assign_point_from_index<1>(segment, p[1]); | |
83 | detail::envelope::envelope_segment | |
84 | < | |
b32b8144 FG |
85 | dimension<Segment>::value |
86 | >::apply(p[0], p[1], mbr, strategy); | |
7c673cae FG |
87 | } |
88 | }; | |
89 | ||
7c673cae FG |
90 | } // namespace dispatch |
91 | #endif // DOXYGEN_NO_DISPATCH | |
92 | ||
93 | }} // namespace boost::geometry | |
94 | ||
95 | #endif // BOOST_GEOMETRY_ALGORITHMS_DETAIL_ENVELOPE_SEGMENT_HPP |