Something went wrong. Try again.
A Tour of C++ for experienced programmers, as if C++26 is the only version that ever existed.
Something went wrong. Try again.
12345678910111213141516171819202122232425262728#ifndef VEC2_HPP#define VEC2_HPP
#include <cmath>
// Inline constant – visible to every translation unit.inline constexpr double pi = 3.14159265358979323846;
struct Vec2 { double x{}; double y{};
// Defaulted constructors. Vec2() = default; Vec2(double x_, double y_);
// Returns the squared length – useful for comparisons. double length_sq() const;
// Returns the Euclidean length. double length() const;
// Adds another vector to this one. void add(const Vec2& other);};
#endif // VEC2_HPP