105 lines
3.0 KiB
C++
105 lines
3.0 KiB
C++
// Boost.Geometry (aka GGL, Generic Geometry Library)
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// Copyright (c) 2017 Oracle and/or its affiliates.
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// Contributed and/or modified by Vissarion Fisikopoulos, 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_GEOGRAPHIC_ENVELOPE_SEGMENT_HPP
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#define BOOST_GEOMETRY_STRATEGIES_GEOGRAPHIC_ENVELOPE_SEGMENT_HPP
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#include <boost/geometry/algorithms/detail/envelope/segment.hpp>
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#include <boost/geometry/algorithms/detail/normalize.hpp>
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#include <boost/geometry/core/srs.hpp>
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#include <boost/geometry/strategies/envelope.hpp>
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#include <boost/geometry/strategies/geographic/azimuth.hpp>
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#include <boost/geometry/strategies/geographic/parameters.hpp>
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namespace boost { namespace geometry
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{
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namespace strategy { namespace envelope
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{
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template
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<
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typename FormulaPolicy = strategy::andoyer,
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typename Spheroid = geometry::srs::spheroid<double>,
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typename CalculationType = void
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>
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class geographic_segment
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{
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public:
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typedef Spheroid model_type;
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inline geographic_segment()
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: m_spheroid()
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{}
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explicit inline geographic_segment(Spheroid const& spheroid)
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: m_spheroid(spheroid)
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{}
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template <typename Point1, typename Point2, typename Box>
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inline void apply(Point1 const& point1, Point2 const& point2, Box& box) const
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{
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Point1 p1_normalized = detail::return_normalized<Point1>(point1);
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Point2 p2_normalized = detail::return_normalized<Point2>(point2);
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geometry::strategy::azimuth::geographic
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<
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FormulaPolicy,
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Spheroid,
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CalculationType
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> azimuth_geographic(m_spheroid);
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typedef typename coordinate_system<Point1>::type::units units_type;
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detail::envelope::envelope_segment_impl
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<
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geographic_tag
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>::template apply<units_type>(geometry::get<0>(p1_normalized),
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geometry::get<1>(p1_normalized),
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geometry::get<0>(p2_normalized),
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geometry::get<1>(p2_normalized),
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box,
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azimuth_geographic);
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}
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private:
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Spheroid m_spheroid;
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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 CalculationType>
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struct default_strategy<geographic_tag, CalculationType>
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{
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typedef strategy::envelope::geographic_segment
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<
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strategy::andoyer,
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srs::spheroid<double>,
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CalculationType
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> type;
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};
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}
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#endif // DOXYGEN_NO_STRATEGY_SPECIALIZATIONS
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}} // namespace strategy::envelope
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}} //namepsace boost::geometry
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#endif // BOOST_GEOMETRY_STRATEGIES_GEOGRAPHIC_ENVELOPE_SEGMENT_HPP
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