It's custom (not build upon Ubershader) two-sided shader for non-volumetric leaves, petals and grass.
Some demos:
Before (standart metalnes iray mat) and after:
Close-up:
More illustrations:
This shader can produce some interesting results in other fields, like this
but it is not general-purpose two-sided shader as it lacks some ubershader features. (It's in work
)
Some demos:
Before (standart metalnes iray mat) and after:
Close-up:
More illustrations:
This shader can produce some interesting results in other fields, like this

but it is not general-purpose two-sided shader as it lacks some ubershader features. (It's in work