Michele Caini
d49e7ba4b2
* added component traits (component.hpp) * support for in-place delete (tombstones)
30 lines
665 B
C++
30 lines
665 B
C++
#ifndef ENTT_ENTITY_COMPONENT_HPP
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#define ENTT_ENTITY_COMPONENT_HPP
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#include <type_traits>
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#include "../config/config.h"
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namespace entt {
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/**
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* @brief Common way to access various properties of components
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* @tparam Type Type of component.
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*/
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template<typename Type, typename = void>
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struct component_traits {
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static_assert(std::is_same_v<std::decay_t<Type>, Type>, "Type is not decayed");
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/*! @brief Pointer stable component, default is `std::false_type`. */
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using in_place_delete = std::false_type;
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/*! @brief Empty type optimization, default is `ENTT_IGNORE_IF_EMPTY`. */
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using ignore_if_empty = ENTT_IGNORE_IF_EMPTY;
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};
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}
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#endif
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