B.3.9 Cell Tree

Index:	58
Scheme symbol:	xf-cell-tree
C macro:	XF_CELL_TREE
Status:	only for grids with hanging-node adaption

This section indicates the cell hierarchy of the grid containing hanging nodes. The format of the section is as follows:

(58 (cell-id0 cell-id1 parent-zone-id child-zone-id)
(
 number-of-kids kid-id-0 kid-id-1 ... kid-id-n
 .
 .
 .
))

where,

cell-id0	=	index of the first parent cell in the section
cell-id1	=	index of the last parent cell in the section
parent-zone-id	=	ID of the zone containing parent cells
child-zone-id	=	ID of the zone containing children cells
number-of-kids	=	the number of children of the parent cell
kid-id-n	=	the cell IDs of the children

These are in hexadecimal format.