strategies/is_convex/cartesian.hpp

0001 // Boost.Geometry
0002
0003 // Copyright (c) 2021, 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_STRATEGIES_IS_CONVEX_CARTESIAN_HPP
0011 #define BOOST_GEOMETRY_STRATEGIES_IS_CONVEX_CARTESIAN_HPP
0012
0013
0014 #include <boost/geometry/strategies/convex_hull/cartesian.hpp>
0015 #include <boost/geometry/strategies/detail.hpp>
0016 #include <boost/geometry/strategies/is_convex/services.hpp>
0017 #include <boost/geometry/strategy/cartesian/side_by_triangle.hpp>
0018 #include <boost/geometry/strategy/cartesian/side_robust.hpp>
0019
0020
0021 namespace boost { namespace geometry
0022 {
0023
0024 namespace strategies { namespace is_convex
0025 {
0026
0027
0028 template <typename CalculationType = void>
0029 using cartesian = strategies::convex_hull::cartesian<CalculationType>;
0030
0031
0032 namespace services
0033 {
0034
0035 template <typename Geometry>
0036 struct default_strategy<Geometry, cartesian_tag>
0037 {
0038     using type = strategies::is_convex::cartesian<>;
0039 };
0040
0041 template <typename CT>
0042 struct strategy_converter<strategy::side::side_robust<CT>>
0043 {
0044     static auto get(strategy::side::side_robust<CT> const& )
0045     {
0046         return strategies::is_convex::cartesian<CT>();
0047     }
0048 };
0049
0050 template <typename CT>
0051 struct strategy_converter<strategy::side::side_by_triangle<CT>>
0052 {
0053     static auto get(strategy::side::side_by_triangle<CT> const& )
0054     {
0055         return strategies::is_convex::cartesian<CT>();
0056     }
0057 };
0058
0059 } // namespace services
0060
0061 }} // namespace strategies::is_convex
0062
0063 }} // namespace boost::geometry
0064
0065 #endif // BOOST_GEOMETRY_STRATEGIES_IS_CONVEX_CARTESIAN_HPP