{

using Vec3f = omath::Vector3<float>;

omath_table.new_usertype<Vec3f>(

"Vec3", sol::constructors<Vec3f(), Vec3f(float, float, float)>(),

"x", sol::property([](const Vec3f& v) { return v.x; }, [](Vec3f& v, float val) { v.x = val; }),

"y", sol::property([](const Vec3f& v) { return v.y; }, [](Vec3f& v, float val) { v.y = val; }),

"z", sol::property([](const Vec3f& v) { return v.z; }, [](Vec3f& v, float val) { v.z = val; }),

sol::meta_function::addition, sol::resolve<Vec3f(const Vec3f&) const>(&Vec3f::operator+),

sol::meta_function::subtraction, sol::resolve<Vec3f(const Vec3f&) const>(&Vec3f::operator-),

sol::meta_function::unary_minus, sol::resolve<Vec3f() const>(&Vec3f::operator-),

sol::meta_function::equal_to, &Vec3f::operator==, sol::meta_function::less_than,

sol::resolve<bool(const Vec3f&) const>(&Vec3f::operator<), sol::meta_function::less_than_or_equal_to,

sol::resolve<bool(const Vec3f&) const>(&Vec3f::operator<=), sol::meta_function::to_string,

[](const Vec3f& v) { return std::format("Vec3({}, {}, {})", v.x, v.y, v.z); },

sol::meta_function::multiplication,

sol::overload(sol::resolve<Vec3f(const float&) const>(&Vec3f::operator*),

sol::resolve<Vec3f(const Vec3f&) const>(&Vec3f::operator*),

[](const float s, const Vec3f& v) { return v * s; }),

sol::meta_function::division,

sol::overload(sol::resolve<Vec3f(const float&) const>(&Vec3f::operator/),

sol::resolve<Vec3f(const Vec3f&) const>(&Vec3f::operator/)),

"length", &Vec3f::length, "length_2d", &Vec3f::length_2d, "length_sqr", &Vec3f::length_sqr,

"normalized", &Vec3f::normalized, "dot", &Vec3f::dot, "cross", &Vec3f::cross, "distance_to",

&Vec3f::distance_to, "distance_to_sqr", &Vec3f::distance_to_sqr, "sum",

sol::resolve<float() const>(&Vec3f::sum), "sum_2d", &Vec3f::sum_2d, "point_to_same_direction",

&Vec3f::point_to_same_direction, "as_array", &Vec3f::as_array,

"abs",

[](const Vec3f& v)

{

Vec3f copy = v;

copy.abs();

return copy;

},

"angle_between",

[](const Vec3f& self,

const Vec3f& other) -> std::tuple<sol::optional<float>, sol::optional<std::string>>

{

auto result = self.angle_between(other);

if (result)

return std::make_tuple(sol::optional<float>(result->as_degrees()),

sol::optional<std::string>(sol::nullopt));

return std::make_tuple(sol::optional<float>(sol::nullopt),

sol::optional<std::string>("impossible angle (zero-length vector)"));

},

"is_perpendicular",

[](const Vec3f& self, const Vec3f& other, sol::optional<float> eps)

{ return self.is_perpendicular(other, eps.value_or(0.0001f)); },

"as_table",

[](const Vec3f& v, sol::this_state s) -> sol::table

{

sol::state_view lua(s);

sol::table t = lua.create_table();

t["x"] = v.x;

t["y"] = v.y;

t["z"] = v.z;

return t;

});