Method operator-

test_files/point.cpp:54–56

    /// @param b The point to subtract.
    /// @return A new point whose axis values are subtractions of the two inputs' axis values.
    friend inline constexpr point operator-(const point& a, const point& b) {
        return point(a.x - b.x, a.y - b.y);
    }

    /// Subtraction-assignment operator.
    /// @param a The point to subtract from this point