strategy/geographic/envelope_range.hpp

0001 // Boost.Geometry
0002
0003 // Copyright (c) 2021-2022, Oracle and/or its affiliates.
0004
0005 // Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle
0006
0007 // Licensed under the Boost Software License version 1.0.
0008 // http://www.boost.org/users/license.html
0009
0010 #ifndef BOOST_GEOMETRY_STRATEGY_GEOGRAPHIC_ENVELOPE_RANGE_HPP
0011 #define BOOST_GEOMETRY_STRATEGY_GEOGRAPHIC_ENVELOPE_RANGE_HPP
0012
0013 #include <boost/geometry/strategy/geographic/envelope_segment.hpp>
0014 #include <boost/geometry/strategy/geographic/expand_segment.hpp>
0015 #include <boost/geometry/strategy/spherical/envelope_range.hpp>
0016
0017 // Get rid of this dependency?
0018 #include <boost/geometry/strategies/spherical/point_in_poly_winding.hpp>
0019
0020 namespace boost { namespace geometry
0021 {
0022
0023 namespace strategy { namespace envelope
0024 {
0025
0026 template
0027 <
0028     typename FormulaPolicy = strategy::andoyer,
0029     typename Spheroid = geometry::srs::spheroid<double>,
0030     typename CalculationType = void
0031 >
0032 class geographic_linestring
0033 {
0034 public:
0035     using model_type = Spheroid;
0036
0037     geographic_linestring()
0038         : m_spheroid()
0039     {}
0040
0041     explicit geographic_linestring(Spheroid const& spheroid)
0042         : m_spheroid(spheroid)
0043     {}
0044
0045     template <typename Range, typename Box>
0046     void apply(Range const& range, Box& mbr) const
0047     {
0048         auto const envelope_s = envelope::geographic_segment
0049             <
0050                 FormulaPolicy, Spheroid, CalculationType
0051             >(m_spheroid);
0052         auto const expand_s = expand::geographic_segment
0053             <
0054                 FormulaPolicy, Spheroid, CalculationType
0055             >(m_spheroid);
0056         detail::spheroidal_linestring(range, mbr, envelope_s, expand_s);
0057     }
0058
0059     Spheroid model() const
0060     {
0061         return m_spheroid;
0062     }
0063
0064 private:
0065     Spheroid m_spheroid;
0066 };
0067
0068 template
0069 <
0070     typename FormulaPolicy = strategy::andoyer,
0071     typename Spheroid = geometry::srs::spheroid<double>,
0072     typename CalculationType = void
0073 >
0074 class geographic_ring
0075 {
0076 public:
0077     using model_type = Spheroid;
0078
0079     geographic_ring()
0080         : m_spheroid()
0081     {}
0082
0083     explicit geographic_ring(Spheroid const& spheroid)
0084         : m_spheroid(spheroid)
0085     {}
0086
0087     template <typename Range, typename Box>
0088     void apply(Range const& range, Box& mbr) const
0089     {
0090         auto const envelope_s = envelope::geographic_segment
0091             <
0092                 FormulaPolicy, Spheroid, CalculationType
0093             >(m_spheroid);
0094         auto const expand_s = expand::geographic_segment
0095             <
0096                 FormulaPolicy, Spheroid, CalculationType
0097             >(m_spheroid);
0098         auto const within_s = within::detail::spherical_winding_base
0099             <
0100                 envelope::detail::side_of_pole<CalculationType>, CalculationType
0101             >();
0102         detail::spheroidal_ring(range, mbr, envelope_s, expand_s, within_s);
0103     }
0104
0105     Spheroid model() const
0106     {
0107         return m_spheroid;
0108     }
0109
0110 private:
0111     Spheroid m_spheroid;
0112 };
0113
0114 }} // namespace strategy::envelope
0115
0116 }} //namepsace boost::geometry
0117
0118 #endif // BOOST_GEOMETRY_STRATEGY_GEOGRAPHIC_ENVELOPE_RANGE_HPP