refactor: move directions to vector2 & make vector2 hashable

1 files changed, 29 insertions, 0 deletions

diff --git a/src/engine/data/vector2.hpp b/src/engine/data/vector2.hpp
index acfe11f..dff548c 100644
--- a/src/engine/data/vector2.hpp
+++ b/src/engine/data/vector2.hpp
@@ -1,6 +1,7 @@
 #pragma once
 
 #include <cstdint>
+#include <functional>
 
 struct Vector2Options
 {
@@ -27,7 +28,35 @@ public:
 	const Vector2 &operator+=(const Vector2 &vector2) noexcept;
 	const Vector2 &operator-=(const Vector2 &vector2) noexcept;
 
+	bool operator==(const Vector2 &vector2) const noexcept;
+
+	/**
+	 *  Returns Vector2({.x = 0, .y = 1})
+	 */
+	static Vector2 up();
+
+	/**
+	 *  Returns Vector2({.x = 0, .y = -1})
+	 */
+	static Vector2 down();
+
+	/**
+	 *  Returns Vector2({.x = -1, .y = 0})
+	 */
+	static Vector2 left();
+
+	/**
+	 *  Returns Vector2({.x = 1, .y = 0})
+	 */
+	static Vector2 right();
+
 private:
 	int32_t _x;
 	int32_t _y;
 };
+
+class Vector2Hasher
+{
+public:
+	std::size_t operator()(const Vector2 &vector2) const;
+};