diff options
Diffstat (limited to 'src/engine/data/vector2.cpp')
| -rw-r--r-- | src/engine/data/vector2.cpp | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/engine/data/vector2.cpp b/src/engine/data/vector2.cpp index 0f203d0..cb81947 100644 --- a/src/engine/data/vector2.cpp +++ b/src/engine/data/vector2.cpp @@ -2,6 +2,8 @@ #include "util/hash.hpp" +#include <tuple> + auto Vector2::get_x() const noexcept -> Vector2::Value { return _x; @@ -79,6 +81,11 @@ auto Vector2::operator==(const Vector2 &rhs) const noexcept -> bool return _x == rhs._x && _y == rhs._y; } +auto Vector2::operator<(const Vector2 &rhs) const noexcept -> bool +{ + return std::tie(_x, _y) < std::tie(rhs._x, rhs._y); +} + auto Vector2Hasher::operator()(const Vector2 &vector2) const noexcept -> std::size_t { std::size_t result_hash = 0; |