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

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++;
};





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