106 lines
3.3 KiB
C++
106 lines
3.3 KiB
C++
// Boost.Geometry
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// Copyright (c) 2017 Oracle and/or its affiliates.
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// Contributed and/or modified by Vissarion Fysikopoulos, on behalf of Oracle
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// Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle
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// Use, modification and distribution is subject to the Boost Software License,
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// Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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#ifndef BOOST_GEOMETRY_STRATEGIES_SPHERICAL_DISJOINT_SEGMENT_BOX_HPP
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#define BOOST_GEOMETRY_STRATEGIES_SPHERICAL_DISJOINT_SEGMENT_BOX_HPP
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#include <cstddef>
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#include <utility>
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#include <boost/numeric/conversion/cast.hpp>
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#include <boost/geometry/util/math.hpp>
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#include <boost/geometry/util/calculation_type.hpp>
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#include <boost/geometry/core/access.hpp>
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#include <boost/geometry/core/tags.hpp>
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#include <boost/geometry/core/coordinate_dimension.hpp>
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#include <boost/geometry/core/point_type.hpp>
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#include <boost/geometry/algorithms/detail/assign_indexed_point.hpp>
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#include <boost/geometry/algorithms/detail/disjoint/segment_box.hpp>
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#include <boost/geometry/strategies/spherical/azimuth.hpp>
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#include <boost/geometry/strategies/disjoint.hpp>
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namespace boost { namespace geometry { namespace strategy { namespace disjoint
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{
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// NOTE: This may be temporary place for this or corresponding strategy
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// It seems to be more appropriate to implement the opposite of it
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// e.g. intersection::segment_box because in disjoint() algorithm
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// other strategies that are used are intersection and covered_by strategies.
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struct segment_box_spherical
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{
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template <typename Segment, typename Box>
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struct point_in_geometry_strategy
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: services::default_strategy
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<
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typename point_type<Segment>::type,
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Box
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>
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{};
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template <typename Segment, typename Box>
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static inline typename point_in_geometry_strategy<Segment, Box>::type
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get_point_in_geometry_strategy()
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{
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typedef typename point_in_geometry_strategy<Segment, Box>::type strategy_type;
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return strategy_type();
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}
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template <typename Segment, typename Box>
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static inline bool apply(Segment const& segment, Box const& box)
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{
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typedef typename point_type<Segment>::type segment_point_type;
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typedef typename coordinate_type<segment_point_type>::type CT;
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geometry::strategy::azimuth::spherical<CT> azimuth_strategy;
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return geometry::detail::disjoint::disjoint_segment_box_sphere_or_spheroid
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<spherical_equatorial_tag>::apply(segment, box, azimuth_strategy);
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}
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};
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#ifndef DOXYGEN_NO_STRATEGY_SPECIALIZATIONS
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namespace services
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{
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template <typename Linear, typename Box, typename LinearTag>
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struct default_strategy<Linear, Box, LinearTag, box_tag, 1, 2,
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spherical_equatorial_tag, spherical_equatorial_tag>
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{
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typedef segment_box_spherical type;
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};
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template <typename Box, typename Linear, typename LinearTag>
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struct default_strategy<Box, Linear, box_tag, LinearTag, 2, 1,
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spherical_equatorial_tag, spherical_equatorial_tag>
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{
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typedef segment_box_spherical type;
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};
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} // namespace services
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#endif // DOXYGEN_NO_STRATEGY_SPECIALIZATIONS
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}}}} // namespace boost::geometry::strategy::disjoint
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#endif // BOOST_GEOMETRY_STRATEGIES_SPHERICAL_DISJOINT_SEGMENT_BOX_HPP
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