Matt Pharr recently released an early version of PBRTv4, which has been rewritten extensively to make heavy use of Optix and the GPU. Given that he previously w

Matt Pharr recently released an early version of PBRTv4, which has been rewritten extensively to make heavy use of Optix and the GPU. Given that he previously wrote a series on rendering Moana using PBRTv3, I wonder if v4 could be used as a comparison? https://pharr.org/matt/blog/2020/08/19/pbrt-v4-released.html https://pharr.org/matt/blog/2020/08/19/pbrt-v4-released.html