inline void Assign(RawVector<T>& dst, const U& src, int point_count)
{
dst.resize_discard(point_count);
size_t count = std::min<size_t>(point_count, src->size());
auto src_data = src->get();
for (size_t i = 0; i < count; ++i)
dst[i] = (T)src_data[i];
}
inline void Remap(RawVector<T>& dst, const U& src, const RawVector<std::pair<float, int>>& sort_data)
{
dst.resize_discard(sort_data.size());
size_t count = std::min<size_t>(sort_data.size(), src->size());
auto src_data = src->get();
for (size_t i = 0; i < count; ++i)
dst[i] = (T)src_data[sort_data[i].second];
}