Class family
Synopsis
#include <src/entt/core/family.hpp>
template<typename...>
class family
Description
Dynamic identifier generator.
Utility class template that can be used to assign unique identifiers to types at runtime. Use different specializations to create separate sets of identifiers.
Mentioned in
- Core Functionalities / Runtime generator
Source
Lines 19-31 in src/entt/core/family.hpp.
template<typename...>
class family {
inline static ENTT_MAYBE_ATOMIC(id_type) identifier{};
public:
/*! @brief Unsigned integer type. */
using family_type = id_type;
/*! @brief Statically generated unique identifier for the given type. */
template<typename... Type>
// at the time I'm writing, clang crashes during compilation if auto is used instead of family_type
inline static const family_type type = identifier++;
};