diff options
| -rw-r--r-- | lib/sorting.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/lib/sorting.h b/lib/sorting.h index 777de00..be5a7e2 100644 --- a/lib/sorting.h +++ b/lib/sorting.h @@ -1,5 +1,6 @@ #pragma once +#include <functional> #include <glm/fwd.hpp> #include <type_traits> @@ -30,6 +31,14 @@ template<typename T, auto M> struct PtrMemberSorter : public PtrSorter<T> { } }; +template<auto Proj> struct SortedBy { + auto + operator()(const auto & left, const auto & right) const + { + return (std::invoke(Proj, left) < std::invoke(Proj, right)); + } +}; + struct CompareBy { glm::length_t index; |