strategies/geographic/disjoint_segment_box.hpp

0001 // Boost.Geometry
0002
0003 // Copyright (c) 2017-2019 Oracle and/or its affiliates.
0004
0005 // Contributed and/or modified by Vissarion Fysikopoulos, on behalf of Oracle
0006 // Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle
0007
0008 // Use, modification and distribution is subject to the Boost Software License,
0009 // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
0010 // http://www.boost.org/LICENSE_1_0.txt)
0011
0012 #ifndef BOOST_GEOMETRY_STRATEGIES_GEOGRAPHIC_DISJOINT_SEGMENT_BOX_HPP
0013 #define BOOST_GEOMETRY_STRATEGIES_GEOGRAPHIC_DISJOINT_SEGMENT_BOX_HPP
0014
0015
0016 #include <cstddef>
0017 #include <utility>
0018
0019 #include <boost/geometry/util/math.hpp>
0020 #include <boost/geometry/util/calculation_type.hpp>
0021
0022 #include <boost/geometry/core/access.hpp>
0023 #include <boost/geometry/core/tags.hpp>
0024 #include <boost/geometry/core/coordinate_dimension.hpp>
0025 #include <boost/geometry/core/point_type.hpp>
0026
0027 #include <boost/geometry/algorithms/detail/assign_indexed_point.hpp>
0028 #include <boost/geometry/algorithms/detail/disjoint/segment_box.hpp>
0029
0030 #include <boost/geometry/srs/spheroid.hpp>
0031
0032 // TODO: spherical_point_box currently defined in the same file as cartesian
0033 #include <boost/geometry/strategies/cartesian/point_in_box.hpp>
0034 #include <boost/geometry/strategies/disjoint.hpp>
0035 #include <boost/geometry/strategies/geographic/azimuth.hpp>
0036 #include <boost/geometry/strategies/geographic/parameters.hpp>
0037 #include <boost/geometry/strategies/normalize.hpp>
0038 #include <boost/geometry/strategies/spherical/disjoint_box_box.hpp>
0039
0040
0041 namespace boost { namespace geometry { namespace strategy { namespace disjoint
0042 {
0043
0044 // NOTE: This may be temporary place for this or corresponding strategy
0045 // It seems to be more appropriate to implement the opposite of it
0046 // e.g. intersection::segment_box because in disjoint() algorithm
0047 // other strategies that are used are intersection and covered_by strategies.
0048 template
0049 <
0050     typename FormulaPolicy = strategy::andoyer,
0051     typename Spheroid = srs::spheroid<double>,
0052     typename CalculationType = void
0053 >
0054 struct segment_box_geographic
0055 {
0056 public:
0057     typedef Spheroid model_type;
0058
0059     inline segment_box_geographic()
0060         : m_spheroid()
0061     {}
0062
0063     explicit inline segment_box_geographic(Spheroid const& spheroid)
0064         : m_spheroid(spheroid)
0065     {}
0066
0067     typedef covered_by::spherical_point_box disjoint_point_box_strategy_type;
0068
0069     static inline disjoint_point_box_strategy_type get_disjoint_point_box_strategy()
0070     {
0071         return disjoint_point_box_strategy_type();
0072     }
0073
0074     template <typename Segment, typename Box>
0075     inline bool apply(Segment const& segment, Box const& box) const
0076     {
0077         geometry::strategy::azimuth::geographic
0078             <
0079                 FormulaPolicy,
0080                 Spheroid,
0081                 CalculationType
0082             > azimuth_geographic(m_spheroid);
0083
0084         return geometry::detail::disjoint::disjoint_segment_box_sphere_or_spheroid
0085                 <
0086                     geographic_tag
0087                 >::apply(segment, box,
0088                          azimuth_geographic,
0089                          strategy::normalize::spherical_point(),
0090                          strategy::covered_by::spherical_point_box(),
0091                          strategy::disjoint::spherical_box_box());
0092     }
0093
0094     Spheroid const& model() const
0095     {
0096         return m_spheroid;
0097     }
0098
0099 private:
0100     Spheroid m_spheroid;
0101 };
0102
0103
0104 #ifndef DOXYGEN_NO_STRATEGY_SPECIALIZATIONS
0105
0106
0107 namespace services
0108 {
0109
0110 template <typename Linear, typename Box, typename LinearTag>
0111 struct default_strategy<Linear, Box, LinearTag, box_tag, 1, 2,
0112                         geographic_tag, geographic_tag>
0113 {
0114     typedef segment_box_geographic<> type;
0115 };
0116
0117 template <typename Box, typename Linear, typename LinearTag>
0118 struct default_strategy<Box, Linear, box_tag, LinearTag, 2, 1,
0119                         geographic_tag, geographic_tag>
0120 {
0121     typedef segment_box_geographic<> type;
0122 };
0123
0124
0125 } // namespace services
0126
0127
0128 #endif // DOXYGEN_NO_STRATEGY_SPECIALIZATIONS
0129
0130
0131 }}}} // namespace boost::geometry::strategy::disjoint
0132
0133
0134 #endif // BOOST_GEOMETRY_STRATEGIES_GEOGRAPHIC_DISJOINT_SEGMENT_BOX_HPP