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82 lines
3.9 KiB
C++
82 lines
3.9 KiB
C++
//
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// Created by orange on 07.03.2026.
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//
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#ifdef OMATH_ENABLE_LUA
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#include "omath/lua/lua.hpp"
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#include <sol/sol.hpp>
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#include <omath/linear_algebra/vector3.hpp>
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namespace omath::lua
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{
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void LuaInterpreter::register_vec3(sol::table& omath_table)
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{
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using Vec3f = omath::Vector3<float>;
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omath_table.new_usertype<Vec3f>(
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"Vec3", sol::constructors<Vec3f(), Vec3f(float, float, float)>(),
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"x", sol::property([](const Vec3f& v) { return v.x; }, [](Vec3f& v, float val) { v.x = val; }),
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"y", sol::property([](const Vec3f& v) { return v.y; }, [](Vec3f& v, float val) { v.y = val; }),
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"z", sol::property([](const Vec3f& v) { return v.z; }, [](Vec3f& v, float val) { v.z = val; }),
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sol::meta_function::addition, sol::resolve<Vec3f(const Vec3f&) const>(&Vec3f::operator+),
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sol::meta_function::subtraction, sol::resolve<Vec3f(const Vec3f&) const>(&Vec3f::operator-),
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sol::meta_function::unary_minus, sol::resolve<Vec3f() const>(&Vec3f::operator-),
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sol::meta_function::equal_to, &Vec3f::operator==, sol::meta_function::less_than,
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sol::resolve<bool(const Vec3f&) const>(&Vec3f::operator<), sol::meta_function::less_than_or_equal_to,
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sol::resolve<bool(const Vec3f&) const>(&Vec3f::operator<=), sol::meta_function::to_string,
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[](const Vec3f& v) { return std::format("Vec3({}, {}, {})", v.x, v.y, v.z); },
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sol::meta_function::multiplication,
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sol::overload(sol::resolve<Vec3f(const float&) const>(&Vec3f::operator*),
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sol::resolve<Vec3f(const Vec3f&) const>(&Vec3f::operator*),
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[](const float s, const Vec3f& v) { return v * s; }),
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sol::meta_function::division,
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sol::overload(sol::resolve<Vec3f(const float&) const>(&Vec3f::operator/),
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sol::resolve<Vec3f(const Vec3f&) const>(&Vec3f::operator/)),
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"length", &Vec3f::length, "length_2d", &Vec3f::length_2d, "length_sqr", &Vec3f::length_sqr,
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"normalized", &Vec3f::normalized, "dot", &Vec3f::dot, "cross", &Vec3f::cross, "distance_to",
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&Vec3f::distance_to, "distance_to_sqr", &Vec3f::distance_to_sqr, "sum",
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sol::resolve<float() const>(&Vec3f::sum), "sum_2d", &Vec3f::sum_2d, "point_to_same_direction",
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&Vec3f::point_to_same_direction, "as_array", &Vec3f::as_array,
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"abs",
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[](const Vec3f& v)
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{
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Vec3f copy = v;
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copy.abs();
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return copy;
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},
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"angle_between",
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[](const Vec3f& self,
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const Vec3f& other) -> std::tuple<sol::optional<float>, sol::optional<std::string>>
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{
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auto result = self.angle_between(other);
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if (result)
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return std::make_tuple(sol::optional<float>(result->as_degrees()),
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sol::optional<std::string>(sol::nullopt));
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return std::make_tuple(sol::optional<float>(sol::nullopt),
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sol::optional<std::string>("impossible angle (zero-length vector)"));
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},
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"is_perpendicular",
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[](const Vec3f& self, const Vec3f& other, sol::optional<float> eps)
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{ return self.is_perpendicular(other, eps.value_or(0.0001f)); },
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"as_table",
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[](const Vec3f& v, sol::this_state s) -> sol::table
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{
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sol::state_view lua(s);
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sol::table t = lua.create_table();
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t["x"] = v.x;
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t["y"] = v.y;
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t["z"] = v.z;
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return t;
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});
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}
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} // namespace omath::lua::detail
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#endif
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