Function data_range

include/rabitqlib/utils/space.hpp:192–196

    size_t dim,
    size_t num_threads,
    T (*dist_func)(const T*, const T*, size_t)
) {
    std::vector<AnnCandidate<T, PID>> best_entries(num_threads);

#pragma omp parallel for schedule(dynamic)
    for (size_t i = 0; i < num_points; ++i) {
        auto tid = omp_get_thread_num();
        AnnCandidate<T, PID>& cur_entry = best_entries[tid];