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Update clipper.core.h Add three way comparison. #1086

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Update clipper.core.h Add three way comparison. #1086

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7 changes: 7 additions & 0 deletions CPP/Clipper2Lib/include/clipper2/clipper.core.h
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Original file line number Diff line number Diff line change
Expand Up @@ -237,6 +237,10 @@ namespace Clipper2Lib

inline void Negate() { x = -x; y = -y; }

#if __cpp_impl_three_way_comparison >= 201907L
constexpr auto operator<=>(const Point&) const = default;
#endif

};

//nb: using 'using' here (instead of typedef) as they can be used in templates
Expand Down Expand Up @@ -400,6 +404,9 @@ namespace Clipper2Lib
os << "(" << rect.left << "," << rect.top << "," << rect.right << "," << rect.bottom << ") ";
return os;
}
#if __cpp_impl_three_way_comparison >= 201907L
constexpr auto operator<=>(const Rect&) const = default;
#endif
};

template <typename T1, typename T2>
Expand Down