48 INTEGER ,
DIMENSION(:),
ALLOCATABLE ::
next_nod
52 parameter(
lvoxel = 8000000)
integer, dimension(:), allocatable chain_elem
integer, dimension(lvoxel) voxel1
integer, dimension(:), allocatable chain_next
integer, dimension(:), allocatable chain_last
integer, dimension(0:lrvoxel, 0:lrvoxel) crvoxel
integer, dimension(:), allocatable next_nod