1# Flag table 3.4 - Scanning mode 21 0 Points of first row or column scan in the +i (+x) direction 31 1 Points of first row or column scan in the -i (-x) direction 42 0 Points of first row or column scan in the -j (-y) direction 52 1 Points of first row or column scan in the +j (+y) direction 63 0 Adjacent points in i (x) direction are consecutive 73 1 Adjacent points in j (y) direction is consecutive 84 0 All rows scan in the same direction 94 1 Adjacent rows scans in the opposite direction 105 0 Points within odd rows are not offset in i (x) direction 115 1 Points within odd rows are offset by Di/2 in i (x) direction 126 0 Points within even rows are not offset in i (x) direction 136 1 Points within even rows are offset by Di/2 in i (x) direction 147 0 Points are not offset in j (y) direction 157 1 Points are offset by Dj/2 in j (y) direction 168 0 Rows have Ni grid points and columns have Nj grid points 178 1 Rows have Ni grid points if points are not offset in i direction Rows have Ni-1 grid points if points are offset by Di/2 in i direction Columns have Nj grid points if points are not offset in j direction Columns have Nj-1 grid points if points are offset by Dj/2 in j direction 18