tonyvilters posted at 4:52AM Fri, 06 November 2015 - #4237002

See here about the middle of the page => No mask needed in this setup.

I let Poser build the mask internally using a Math_Functions node.

https://www.renderosity.com/mod/forumpro/?thread_id=2832094&page_number=2#

This works great for black tattoos but it kills it a little bit when there's white in there and it leaves a white outline around the tattoo. I wonder if it would work with an unusual color like lime green for background.