look at these images i just posted, they might help: http://groups.google.com/group/grasshopper3d/web/tower-1.jpg http://groups.google.com/group/grasshopper3d/web/tower-2.jpg
you need to run the transformations for each single curve, extruding a trimmed surface (with holes) in grasshopper doesn't work (don't know why though, must be a bug) so the workaround is to perform boolean operations with the resulting solids. On Jan 12, 11:52 am, Damyanov <[email protected]> wrote: > Thanks again for the replies. > I am talking for the inside and outside curves of an extruded body, > which are different...not just offseted...or i can say it that i have > a hole in the middle and can try a boolean expression... > > Here is a picture with my basic shapes: > > http://xs435.xs.to/xs435/09031/grass_01851.jpg > > Thanks again!
