Files
2024-12-15 16:18:16 +08:00

87 lines
2.6 KiB
C++

// Boost.Geometry (aka GGL, Generic Geometry Library)
// Copyright (c) 2017 Oracle and/or its affiliates.
// Contributed and/or modified by Vissarion Fisikopoulos, on behalf of Oracle
// Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle
// 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_STRATEGIES_SPHERICAL_ENVELOPE_SEGMENT_HPP
#define BOOST_GEOMETRY_STRATEGIES_SPHERICAL_ENVELOPE_SEGMENT_HPP
#include <boost/geometry/algorithms/detail/envelope/segment.hpp>
#include <boost/geometry/algorithms/detail/normalize.hpp>
#include <boost/geometry/strategies/envelope.hpp>
#include <boost/geometry/strategies/spherical/azimuth.hpp>
namespace boost { namespace geometry
{
namespace strategy { namespace envelope
{
template
<
typename CalculationType = void
>
class spherical_segment
{
public :
inline spherical_segment()
{}
template <typename Point1, typename Point2, typename Box>
inline void
apply(Point1 const& point1, Point2 const& point2, Box& box) const
{
Point1 p1_normalized = detail::return_normalized<Point1>(point1);
Point2 p2_normalized = detail::return_normalized<Point2>(point2);
geometry::strategy::azimuth::spherical<CalculationType> azimuth_spherical;
typedef typename coordinate_system<Point1>::type::units units_type;
geometry::detail::envelope::envelope_segment_impl<spherical_equatorial_tag>
::template apply<units_type>(geometry::get<0>(p1_normalized),
geometry::get<1>(p1_normalized),
geometry::get<0>(p2_normalized),
geometry::get<1>(p2_normalized),
box,
azimuth_spherical);
}
};
#ifndef DOXYGEN_NO_STRATEGY_SPECIALIZATIONS
namespace services
{
template <typename CalculationType>
struct default_strategy<spherical_equatorial_tag, CalculationType>
{
typedef strategy::envelope::spherical_segment<CalculationType> type;
};
template <typename CalculationType>
struct default_strategy<spherical_polar_tag, CalculationType>
{
typedef strategy::envelope::spherical_segment<CalculationType> type;
};
}
#endif // DOXYGEN_NO_STRATEGY_SPECIALIZATIONS
}} // namespace strategy::envelope
}} //namepsace boost::geometry
#endif // BOOST_GEOMETRY_STRATEGIES_SPHERICAL_ENVELOPE_SEGMENT_HPP