I’m look trough new features little closer…
But I can’t migrate to 2.40 because I can’t rewrite my RenderMan exporter.
To do that I need method to turn off subsurf.
To write particle exporter I need more info about each particle. Particle location is not enough. I need particles ID (Unique for every particle in particle system) and particle lifetime in range between 0 and 1.
As example of RenderMan posability I’ll show my test render: