How to generate lattice structure in grasshopper from a geometry rhino already existant!

Hello guys!

I’d like to generate lattice structure from a geometry rhino already existant!

Eg: I extrude my box in Rhino and now I’d like to generate lattice structure, from Grasshopper select the surfaces of my box and give it form and in IntraLattice module I don’t see how to start and what function take,

could you help me please!

Hello
The information you give are not very useful. For such simple case you like first search with Google some examples. You will find some on old www.grasshooper3d.com
And you could also read that in order to get better help
How to ask effective questions