DGF
Interval
% first interval
0 0 5          % first corner 
25 10 10       % second corner
5 1 2          % 8 cells in x, 2 in y, and 2 in z direction
% second interval
25 -10 0         % first corner 
30 10 10       % second corner
3 2 4          % 2 cells in x, 2 in y, and 4 in z direction
% third interval
0   -0  0      % first corner 
25 -10  10      % second corner
5 1 4         % 2 cells in x, 2 in y, and 4 in z direction
#
BOUNDARYDOMAIN
default 3      % default boundary id
% ... further domain ...
#
# examplegrid11.dgf

