Glad you like it. It's actually quite incredible what you can make with these nodes and the U/V coordinates.

For example, the pattern of fish scales in my avatar is done entirely with nodes - no image map was used.

Here's the full size image:

Or check out these bricks - all nodes:

Making patterns out of pure math on U and V is kind of my specialty. Check out this Glenn Plaid cloth pattern - all nodes - no images.

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Renderosity forum reply notifications are wonky. If I read a follow-up in a thread, but I don't myself reply, then notifications no longer happen AT ALL on that thread. So if I seem to be ignoring a question, that's why. (Updated September 23, 2019)