EnTT scene test

main.cpp

namespace entt
{
	template <std::uint64_t Type> class SceneKey
	{
	public:
		static constexpr std::uint64_t type = Type;

		std::uint64_t id;
	};

	template <std::uint64_t Type, typename Entity> class SceneEntity
	{
		using traits_type = entt_traits<Entity>;
	public:
		using entity_type = typename traits_type::entity_type;
		using scene_key_type = SceneKey<Type>;

		scene_key_type	scene;
		entity_type		entity;
	};
}

TEST(DefaultRegistry, Scene) {
	
	using ui_scene_key_type = entt::SceneKey<entt::HashedString{"ui"}>;
	using ui_scene_entity_type = entt::SceneEntity<entt::HashedString{"ui"},std::uint32_t>;

	ui_scene_key_type ui_scene_key{ entt::HashedString{ "options" } };
	
#if 0 // some example
	entt::DefaultRegistry registry;

	auto& ui_scene = registry.scene(ui_scene_key);

	auto ui_entity = ui_scene.create();
	registry.assign<ui_scene_key_type>(ui_entity, ui_scene_key);
	registry.assign<ui_scene_entity_type>(ui_entity, entt::HashedString{ "options" }, ui_entity);
#endif
	ASSERT_TRUE(true);
}