123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333 |
- // Boost.Geometry (aka GGL, Generic Geometry Library)
- // Copyright (c) 2007-2014 Barend Gehrels, Amsterdam, the Netherlands.
- // Copyright (c) 2008-2014 Bruno Lalande, Paris, France.
- // Copyright (c) 2009-2014 Mateusz Loskot, London, UK.
- // Copyright (c) 2013-2014 Adam Wulkiewicz, Lodz, Poland.
- // This file was modified by Oracle on 2014.
- // Modifications copyright (c) 2014, Oracle and/or its affiliates.
- // Contributed and/or modified by Menelaos Karavelas, on behalf of Oracle
- // Parts of Boost.Geometry are redesigned from Geodan's Geographic Library
- // (geolib/GGL), copyright (c) 1995-2010 Geodan, Amsterdam, the Netherlands.
- // Use, modification and distribution is subject to 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_DISTANCE_BACKWARD_COMPATIBILITY_HPP
- #define BOOST_GEOMETRY_ALGORITHMS_DETAIL_DISTANCE_BACKWARD_COMPATIBILITY_HPP
- #include <boost/geometry/core/closure.hpp>
- #include <boost/geometry/core/point_type.hpp>
- #include <boost/geometry/core/tags.hpp>
- #include <boost/geometry/strategies/distance.hpp>
- #include <boost/geometry/strategies/tags.hpp>
- #include <boost/geometry/algorithms/assign.hpp>
- #include <boost/geometry/algorithms/dispatch/distance.hpp>
- #include <boost/geometry/algorithms/detail/distance/default_strategies.hpp>
- #include <boost/geometry/algorithms/detail/distance/point_to_geometry.hpp>
- #include <boost/geometry/algorithms/detail/distance/multipoint_to_geometry.hpp>
- namespace boost { namespace geometry
- {
- #ifndef DOXYGEN_NO_DETAIL
- namespace detail { namespace distance
- {
- template<typename Point, typename Segment, typename Strategy>
- struct point_to_segment
- {
- static inline typename strategy::distance::services::return_type
- <
- Strategy,
- Point,
- typename point_type<Segment>::type
- >::type
- apply(Point const& point, Segment const& segment, Strategy const& )
- {
- typename detail::distance::default_ps_strategy
- <
- Point,
- typename point_type<Segment>::type,
- Strategy
- >::type segment_strategy;
- typename point_type<Segment>::type p[2];
- geometry::detail::assign_point_from_index<0>(segment, p[0]);
- geometry::detail::assign_point_from_index<1>(segment, p[1]);
- return segment_strategy.apply(point, p[0], p[1]);
- }
- };
- }} // namespace detail::distance
- #endif // DOXYGEN_NO_DETAIL
- #ifndef DOXYGEN_NO_DISPATCH
- namespace dispatch
- {
- // Point-segment version 1, with point-point strategy
- template <typename Point, typename Segment, typename Strategy>
- struct distance
- <
- Point, Segment, Strategy,
- point_tag, segment_tag, strategy_tag_distance_point_point,
- false
- > : detail::distance::point_to_segment<Point, Segment, Strategy>
- {};
- // Point-line version 1, where point-point strategy is specified
- template <typename Point, typename Linestring, typename Strategy>
- struct distance
- <
- Point, Linestring, Strategy,
- point_tag, linestring_tag, strategy_tag_distance_point_point,
- false
- >
- {
- static inline typename strategy::distance::services::return_type
- <
- Strategy, Point, typename point_type<Linestring>::type
- >::type
- apply(Point const& point,
- Linestring const& linestring,
- Strategy const&)
- {
- typedef typename detail::distance::default_ps_strategy
- <
- Point,
- typename point_type<Linestring>::type,
- Strategy
- >::type ps_strategy_type;
- return detail::distance::point_to_range
- <
- Point, Linestring, closed, ps_strategy_type
- >::apply(point, linestring, ps_strategy_type());
- }
- };
- // Point-ring , where point-point strategy is specified
- template <typename Point, typename Ring, typename Strategy>
- struct distance
- <
- Point, Ring, Strategy,
- point_tag, ring_tag, strategy_tag_distance_point_point,
- false
- >
- {
- typedef typename strategy::distance::services::return_type
- <
- Strategy, Point, typename point_type<Ring>::type
- >::type return_type;
- static inline return_type apply(Point const& point,
- Ring const& ring,
- Strategy const&)
- {
- typedef typename detail::distance::default_ps_strategy
- <
- Point,
- typename point_type<Ring>::type,
- Strategy
- >::type ps_strategy_type;
- return detail::distance::point_to_ring
- <
- Point, Ring,
- geometry::closure<Ring>::value,
- ps_strategy_type
- >::apply(point, ring, ps_strategy_type());
- }
- };
- // Point-polygon , where point-point strategy is specified
- template <typename Point, typename Polygon, typename Strategy>
- struct distance
- <
- Point, Polygon, Strategy,
- point_tag, polygon_tag, strategy_tag_distance_point_point,
- false
- >
- {
- typedef typename strategy::distance::services::return_type
- <
- Strategy, Point, typename point_type<Polygon>::type
- >::type return_type;
- static inline return_type apply(Point const& point,
- Polygon const& polygon,
- Strategy const&)
- {
- typedef typename detail::distance::default_ps_strategy
- <
- Point,
- typename point_type<Polygon>::type,
- Strategy
- >::type ps_strategy_type;
- return detail::distance::point_to_polygon
- <
- Point,
- Polygon,
- geometry::closure<Polygon>::value,
- ps_strategy_type
- >::apply(point, polygon, ps_strategy_type());
- }
- };
- template
- <
- typename Point,
- typename MultiGeometry,
- typename MultiGeometryTag,
- typename Strategy
- >
- struct distance
- <
- Point, MultiGeometry, Strategy,
- point_tag, MultiGeometryTag,
- strategy_tag_distance_point_point, false
- >
- {
- typedef typename strategy::distance::services::return_type
- <
- Strategy, Point, typename point_type<MultiGeometry>::type
- >::type return_type;
- static inline return_type apply(Point const& point,
- MultiGeometry const& multigeometry,
- Strategy const&)
- {
- typedef typename detail::distance::default_ps_strategy
- <
- Point,
- typename point_type<MultiGeometry>::type,
- Strategy
- >::type ps_strategy_type;
-
- return distance
- <
- Point, MultiGeometry, ps_strategy_type,
- point_tag, MultiGeometryTag,
- strategy_tag_distance_point_segment, false
- >::apply(point, multigeometry, ps_strategy_type());
- }
- };
- template
- <
- typename Geometry,
- typename MultiPoint,
- typename GeometryTag,
- typename Strategy
- >
- struct distance
- <
- Geometry, MultiPoint, Strategy,
- GeometryTag, multi_point_tag,
- strategy_tag_distance_point_point, false
- >
- {
- typedef typename strategy::distance::services::return_type
- <
- Strategy,
- typename point_type<MultiPoint>::type,
- typename point_type<Geometry>::type
- >::type return_type;
- static inline return_type apply(Geometry const& geometry,
- MultiPoint const& multipoint,
- Strategy const&)
- {
- typedef typename detail::distance::default_ps_strategy
- <
- typename point_type<MultiPoint>::type,
- typename point_type<Geometry>::type,
- Strategy
- >::type ps_strategy_type;
-
- return distance
- <
- Geometry, MultiPoint, ps_strategy_type,
- GeometryTag, multi_point_tag,
- strategy_tag_distance_point_segment, false
- >::apply(geometry, multipoint, ps_strategy_type());
- }
- };
- template
- <
- typename MultiPoint,
- typename MultiGeometry,
- typename MultiGeometryTag,
- typename Strategy
- >
- struct distance
- <
- MultiPoint, MultiGeometry, Strategy,
- multi_point_tag, MultiGeometryTag,
- strategy_tag_distance_point_point, false
- >
- {
- typedef typename strategy::distance::services::return_type
- <
- Strategy,
- typename point_type<MultiPoint>::type,
- typename point_type<MultiGeometry>::type
- >::type return_type;
- static inline return_type apply(MultiPoint const& multipoint,
- MultiGeometry const& multigeometry,
- Strategy const&)
- {
- typedef typename detail::distance::default_ps_strategy
- <
- typename point_type<MultiPoint>::type,
- typename point_type<MultiGeometry>::type,
- Strategy
- >::type ps_strategy_type;
-
- return distance
- <
- MultiPoint, MultiGeometry, ps_strategy_type,
- multi_point_tag, MultiGeometryTag,
- strategy_tag_distance_point_segment, false
- >::apply(multipoint, multigeometry, ps_strategy_type());
- }
- };
- } // namespace dispatch
- #endif // DOXYGEN_NO_DISPATCH
- }} // namespace boost::geometry
- #endif // BOOST_GEOMETRY_ALGORITHMS_DETAIL_DISTANCE_BACKWARD_COMPATIBILITY_HPP
|