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// Boost.Geometry
// Copyright (c) 2020-2023, Oracle and/or its affiliates.
// Contributed and/or modified by Vissarion Fysikopoulos, on behalf of Oracle
// Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle
// Licensed under the Boost Software License version 1.0.
// http://www.boost.org/users/license.html
#ifndef BOOST_GEOMETRY_STRATEGIES_CONVEX_HULL_GEOGRAPHIC_HPP
#define BOOST_GEOMETRY_STRATEGIES_CONVEX_HULL_GEOGRAPHIC_HPP
#include <boost/geometry/strategies/convex_hull/services.hpp>
#include <boost/geometry/strategies/compare.hpp>
#include <boost/geometry/strategies/detail.hpp>
#include <boost/geometry/strategies/geographic/side.hpp>
#include <boost/geometry/strategies/spherical/point_in_point.hpp>
#include <boost/geometry/util/type_traits.hpp>
namespace boost { namespace geometry
{
namespace strategies { namespace convex_hull
{
template
<
typename FormulaPolicy = strategy::andoyer,
typename Spheroid = srs::spheroid<double>,
typename CalculationType = void
>
class geographic : public strategies::detail::geographic_base<Spheroid>
{
using base_t = strategies::detail::geographic_base<Spheroid>;
public:
geographic() = default;
explicit geographic(Spheroid const& spheroid)
: base_t(spheroid)
{}
template <typename Geometry1, typename Geometry2>
static auto relate(Geometry1 const&, Geometry2 const&,
std::enable_if_t
<
util::is_pointlike<Geometry1>::value
&& util::is_pointlike<Geometry2>::value
> * = nullptr)
{
return strategy::within::spherical_point_point();
}
auto side() const
{
return strategy::side::geographic
<
FormulaPolicy,
Spheroid,
CalculationType
>(base_t::m_spheroid);
}
template <typename ComparePolicy, typename EqualsPolicy>
using compare_type = typename strategy::compare::spherical
<
ComparePolicy,
EqualsPolicy,
-1
>;
};
namespace services
{
template <typename Geometry>
struct default_strategy<Geometry, geographic_tag>
{
using type = strategies::convex_hull::geographic<>;
};
} // namespace services
}} // namespace strategies::convex_hull
}} // namespace boost::geometry
#endif // BOOST_GEOMETRY_STRATEGIES_CONVEX_HULL_GEOGRAPHIC_HPP
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