Subway map hover detection with a quadtree

1 files changed, 47 insertions, 0 deletions

@@ -0,0 +1,47 @@
+#pragma once
+
+namespace quadtree
+{
+
+template<typename T>
+class Vector2
+{
+public:
+    T x;
+    T y;
+
+    constexpr Vector2<T>(T X = 0, T Y = 0) noexcept : x(X), y(Y)
+    {
+
+    }
+
+    constexpr Vector2<T>& operator+=(const Vector2<T>& other) noexcept
+    {
+        x += other.x;
+        y += other.y;
+        return *this;
+    }
+
+    constexpr Vector2<T>& operator/=(T t) noexcept
+    {
+        x /= t;
+        y /= t;
+        return *this;
+    }
+};
+
+template<typename T>
+constexpr Vector2<T> operator+(Vector2<T> lhs, const Vector2<T>& rhs) noexcept
+{
+    lhs += rhs;
+    return lhs;
+}
+
+template<typename T>
+constexpr Vector2<T> operator/(Vector2<T> vec, T t) noexcept
+{
+    vec /= t;
+    return vec;
+}
+
+}