Section 3 - Flag Table 10 : Scanning mode for one diamond

Bit Value Meaning
1 0 Points scan in +i direction, i.e. from pole to equator
1 1 Points scan in -i direction, i.e. from equator to pole
2 0 Points scan in +j direction, i.e. from west to east
2 1 Points scan in -j direction, i.e. from east to west
3 0 Adjacent points in i direction are consecutive
3 1 Adjacent points in j direction is consecutive
4-8 Reserved