Structures on a surface in a specific area without trimming the surface?

Hi everyone,

I’m very new in grasshopper but I’m trying to make a shoe with different pattern on a single surface without trimming it. I could not find anything in this direction, so I wanted to ask in the forum if someone can give me some tips. That would be very helpful!

Here an example how it could look like…

Leisten_Linien_V7.3dm (1.1 MB)