1DGF
2
3INTERVAL
40  0
51  1
610 10
7# INTERVAL
8
9PROJECTION
10function angle( x ) = 2 * pi * x[ 1 ]
11function coordfunction( x ) = (x[ 0 ] + 0.2) * [ cos angle( x ), sin angle( x ), 0 ] + [ 0, 0, x[ 1 ] ]
12# PROJECTION
13
14GRIDPARAMETER
15name            Helix
16refinementedge  arbitrary
17overlap         1
18# GRIDPARAMETER
19
20# DGF
21