Win10 x64, nVidia GTX 1080Ti
Broken: Latest master (all versions with the brand-new "Random Walk" SSS
Short description of error
I noticed that objects using the new Random Walk SSS are rendered black when behind a refractive object e.g. a Principled shader with Transmission set to 1 or a simple "Refraction BSDF. Transparent BSDF doesn't show this problem.
Exact steps for others to reproduce the error
- Open the attached scene file in the latest master / buildbot build
- Hit F12 to render:
- Now set the sampling to simple "Path Tracing" and render again: