3 ms·
Google had it years ago! http://s2geometry.io/devguide/s2cell_hierarchy http://s2geometry.io/devguide/s2cell_hierarchy
by 01HNNWZ0MV43FF 2y ago
Google had it years ago!
http://s2geometry.io/devguide/s2cell_hierarchy http://s2geometry.io/devguide/s2cell_hierarchy