1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859606162636465666768697071727374757677787980818283848586878889909192939495 |
- // Boost.Geometry (aka GGL, Generic Geometry Library)
- // Copyright (c) 2007-2015 Barend Gehrels, Amsterdam, the Netherlands.
- // Copyright (c) 2008-2015 Bruno Lalande, Paris, France.
- // Copyright (c) 2009-2015 Mateusz Loskot, London, UK.
- // This file was modified by Oracle on 2015-2018.
- // Modifications copyright (c) 2015-2018, Oracle and/or its affiliates.
- // Contributed and/or modified by Vissarion Fysikopoulos, on behalf of Oracle
- // Contributed and/or modified by Menelaos Karavelas, on behalf of Oracle
- // Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle
- // Distributed under the Boost Software License, Version 1.0.
- // (See accompanying file LICENSE_1_0.txt or copy at
- // http://www.boost.org/LICENSE_1_0.txt)
- #ifndef BOOST_GEOMETRY_ALGORITHMS_DETAIL_ENVELOPE_SEGMENT_HPP
- #define BOOST_GEOMETRY_ALGORITHMS_DETAIL_ENVELOPE_SEGMENT_HPP
- #include <cstddef>
- #include <boost/geometry/core/tags.hpp>
- #include <boost/geometry/algorithms/detail/assign_indexed_point.hpp>
- #include <boost/geometry/algorithms/dispatch/envelope.hpp>
- // For backward compatibility
- #include <boost/geometry/strategies/cartesian/envelope_segment.hpp>
- #include <boost/geometry/strategies/spherical/envelope_segment.hpp>
- #include <boost/geometry/strategies/geographic/envelope_segment.hpp>
- namespace boost { namespace geometry
- {
- #ifndef DOXYGEN_NO_DETAIL
- namespace detail { namespace envelope
- {
- template <std::size_t DimensionCount>
- struct envelope_segment
- {
- template <typename Point, typename Box, typename Strategy>
- static inline void apply(Point const& p1,
- Point const& p2,
- Box& mbr,
- Strategy const& strategy)
- {
- strategy.apply(p1, p2, mbr);
- }
- template <typename Segment, typename Box, typename Strategy>
- static inline void apply(Segment const& segment, Box& mbr,
- Strategy const& strategy)
- {
- typename point_type<Segment>::type p[2];
- detail::assign_point_from_index<0>(segment, p[0]);
- detail::assign_point_from_index<1>(segment, p[1]);
- apply(p[0], p[1], mbr, strategy);
- }
- };
- }} // namespace detail::envelope
- #endif // DOXYGEN_NO_DETAIL
- #ifndef DOXYGEN_NO_DISPATCH
- namespace dispatch
- {
- template <typename Segment>
- struct envelope<Segment, segment_tag>
- {
- template <typename Box, typename Strategy>
- static inline void apply(Segment const& segment,
- Box& mbr,
- Strategy const& strategy)
- {
- typename point_type<Segment>::type p[2];
- detail::assign_point_from_index<0>(segment, p[0]);
- detail::assign_point_from_index<1>(segment, p[1]);
- detail::envelope::envelope_segment
- <
- dimension<Segment>::value
- >::apply(p[0], p[1], mbr, strategy);
- }
- };
- } // namespace dispatch
- #endif // DOXYGEN_NO_DISPATCH
- }} // namespace boost::geometry
- #endif // BOOST_GEOMETRY_ALGORITHMS_DETAIL_ENVELOPE_SEGMENT_HPP
|