Method get_location

src/algorithm/ivf.cpp:544–551

}

std::pair<BucketIdType, InnerIdType>
IVF::get_location(InnerIdType inner_id) const {
    auto loc = this->location_map_[inner_id];
    constexpr uint64_t mask = (1ULL << LOCATION_SPLIT_BIT) - 1ULL;
    auto bucket_id = static_cast<BucketIdType>(loc >> LOCATION_SPLIT_BIT);
    auto offset_id = static_cast<InnerIdType>(loc & mask);
    return {bucket_id, offset_id};
}

void
IVF::UpdateAttribute(int64_t id, const AttributeSet& new_attrs) {