Function import

Synopsis

#include <include/flecs/addons/cpp/module.hpp>

template <typename T>
flecs::entity import(world &world)

Description

No description yet.

Mentioned in

• Manual / Modules in C++

Source

Lines 47-73 in include/flecs/addons/cpp/module.hpp.

template <typename T>
flecs::entity import(world& world) {
    char *symbol = _::symbol_helper<T>::symbol();

    ecs_entity_t m = ecs_lookup_symbol(world.c_ptr(), symbol, true);

    if (!_::cpp_type<T>::registered()) {

        /* Module is registered with world, initialize static data */
        if (m) {
            _::cpp_type<T>::init(world.c_ptr(), m, false);

        /* Module is not yet registered, register it now */
        } else {
            m = do_import<T>(world, symbol);
        }

    /* Module has been registered, but could have been for another world. Import
     * if module hasn't been registered for this world. */
    } else if (!m) {
        m = do_import<T>(world, symbol);
    }

    ecs_os_free(symbol);

    return flecs::entity(world, m);
}