HGT_NUM_HUE_AREAS
for (i = 0; i < HGT_NUM_HUE_AREAS; ++i) {
for (i = 1; i < (HGT_NUM_HUE_AREAS * 2) - 1; ++i) {
u8 hue_areas[HGT_NUM_HUE_AREAS * 2];