Method InitCollection

libs/map/gps_track.cpp:170–217

}

void GpsTrack::InitCollection()
{
  ASSERT(m_collection == nullptr, ());

  m_collection = make_unique<GpsTrackCollection>();

  InitStorageIfNeed();
  if (!m_storage)
    return;

  try
  {
    // All origin points have been written in the storage,
    // and filtered points are inserted in the runtime collection.

    vector<location::GpsInfo> originPoints;
    originPoints.reserve(gps_track::kItemBlockSize);

    m_storage->ForEach([this, &originPoints](location::GpsInfo const & originPoint) -> bool
    {
      originPoints.emplace_back(originPoint);
      if (originPoints.size() == originPoints.capacity())
      {
        vector<location::GpsInfo> points;
        m_filter->Process(originPoints, points);

        m_collection->Add(points);

        originPoints.clear();
      }
      return true;
    });

    if (!originPoints.empty())
    {
      vector<location::GpsInfo> points;
      m_filter->Process(originPoints, points);

      m_collection->Add(points);
    }
  }
  catch (RootException const & e)
  {
    LOG(LWARNING, ("Track storage exception:", e.Msg()));
    m_collection->Clear();
    m_storage.reset();
  }
}

void GpsTrack::ProcessPoints()
{