Area = f4 / Screen = 4x4
  1x1   1x2   2x2   3x3   Now






AREA_e3 AREA_e4 AREA_e5 AREA_e6
AREA_f3 AREA_f4 AREA_f5 AREA_f6
AREA_g3 AREA_g4 AREA_g5 AREA_g6
AREA_h3 AREA_h4 AREA_h5 AREA_h6