Night windows generator

[DT2656]

I’m trying to make a generator of night windows and everything seems to work out, but I can’t figure out one moment. How to connect a random seed to the assigned material, so that you can change its purpose to geometry in one click. Do not tell me how to do this?

Here is the scene

[Rokas]

Hi

You do have Seed parameter in General rollout. Is it not that what You want to use?

[DT2656]

Exactly!!! So simple?
Thank U.