Knurling

 From:  Frenchy Pilou (PILOU)
2072.2 In reply to 2072.1 
The game's rule is ovoid numerous boolean operations who can slow down the system! ;)
Here an "helix": Array Circular with vertical step, Array Dir)
Boolean>Array>Array etc...
So just one boolean inside the first component ;)
The only difficulty is find the first component ;)
After it's very speedy and no problem of boolean!

EDITED: 13 Oct 2008 by PILOU