How to make a lunchbox pattern that follows a special surface

Grasshopper
1

Hi, I’m new here.

Can I get help? I have a roof that I want to change to a triangle panels pattern. I tried “extrusion”, but the result was no holes. so basically I want to make holes following the triangle panels pattern.

TRAINING
TRAINING1920×960 185 KB

TRAINING.3dm (124.1 KB)
TRAINING.gh (24.1 KB)

2

This topic here has a very similar name as the linked topic. Coincidence?

How to make voronoi pattern follow into a custom surface - Grasshopper - McNeel Forum

Screenshot from linked topic:

Screenshot from this topic first post:

3

Yes, because I’m new here and still learning. please help :pray: