72 lines
1.8 KiB
C++
72 lines
1.8 KiB
C++
|
// Boost.Geometry
|
||
|
|
|
||
|
|
// Copyright (c) 2021, Oracle and/or its affiliates.
|
||
|
|
|
||
|
|
// 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_CENTROID_GEOGRAPHIC_HPP
|
||
|
|
#define BOOST_GEOMETRY_STRATEGIES_CENTROID_GEOGRAPHIC_HPP
|
||
|
|
|
||
|
|
|
||
|
|
#include <boost/geometry/strategies/detail.hpp>
|
||
|
|
#include <boost/geometry/strategies/centroid.hpp>
|
||
|
|
#include <boost/geometry/strategies/centroid/services.hpp>
|
||
|
|
|
||
|
|
|
||
|
|
namespace boost { namespace geometry
|
||
|
|
{
|
||
|
|
|
||
|
|
namespace strategies { namespace centroid
|
||
|
|
{
|
||
|
|
|
||
|
|
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)
|
||
|
|
{}
|
||
|
|
|
||
|
|
// TODO: Box and Segment should have proper strategies.
|
||
|
|
template <typename Geometry, typename Point>
|
||
|
|
static auto centroid(Geometry const&, Point const&,
|
||
|
|
std::enable_if_t
|
||
|
|
<
|
||
|
|
util::is_segment<Geometry>::value
|
||
|
|
|| util::is_box<Geometry>::value
|
||
|
|
> * = nullptr)
|
||
|
|
{
|
||
|
|
return strategy::centroid::not_applicable_strategy();
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
namespace services
|
||
|
|
{
|
||
|
|
|
||
|
|
template <typename Geometry>
|
||
|
|
struct default_strategy<Geometry, geographic_tag>
|
||
|
|
{
|
||
|
|
using type = strategies::centroid::geographic<>;
|
||
|
|
};
|
||
|
|
|
||
|
|
} // namespace services
|
||
|
|
|
||
|
|
}} // namespace strategies::centroid
|
||
|
|
|
||
|
|
}} // namespace boost::geometry
|
||
|
|
|
||
|
|
#endif // BOOST_GEOMETRY_STRATEGIES_CENTROID_GEOGRAPHIC_HPP
|