return 0;
long x = lon2x(coor.lon());
long y = lat2y(coor.lat());
int shift = NR_LEVELS-level-1;
return (int)((x >> shift & 1) * 2 + (y >> shift & 1));
}
}
if (coor == null)
return 0;
return index(coor.lat(), coor.lon(), level);
}
/**