#ifndef ENTT_ENTITY_UTILITY_HPP #define ENTT_ENTITY_UTILITY_HPP #include "../core/type_traits.hpp" namespace entt { /** * @brief Alias for exclusion lists. * @tparam Type List of types. */ template<typename... Type> struct exclude_t: type_list<Type...> {}; /** * @brief Variable template for exclusion lists. * @tparam Type List of types. */ template<typename... Type> inline constexpr exclude_t<Type...> exclude{}; /** * @brief Alias for lists of observed components. * @tparam Type List of types. */ template<typename... Type> struct get_t: type_list<Type...>{}; /** * @brief Variable template for lists of observed components. * @tparam Type List of types. */ template<typename... Type> inline constexpr get_t<Type...> get{}; } #endif