Matt Pharr comments

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                                            Matt Pharr

simple scattering scene for simplevolpath

Here's a simple scene from our internal tests that consists of a sphere-shaped participating medium on a plane. It does have an environment map for lighting, but that's easy enough...

Could not build pbrtv4

This should be fixed in top-of-tree now. Sorry for the trouble.

pbrt-v4 build on windows 10 cmake generation requires target "zlibstatic" that is not in any export set.

Hopefully this has been fixed with f5767b3c727ef92aed91ff7567193181e89d76a7 from @he-yulong

new of pointer types doesn't work

Another instance to check/fix: ``` uniform int *uniform *uniform array; export void alloc(uniform int N) { array = uniform new uniform int *[N]; } ```

Failed to configure CMake

This should be fixed now in top-of-tree.

Roughness to alpha

Ugh. Thanks for digging that up, @shadeops. I agree that the code is incorrect but my inclination at this point is to leave it as is so as to not...

Update ci-gpu.yml

I get this error when I run this: > Error: Unable to resolve action `jimver/[email protected]`, unable to find version `v0.2.20` It looks like the latest version of jimver/cuda-toolkit is v0.2.19?

Update ci-gpu.yml

Thanks!

Fix NAN bug when MLT propose a path with 0 radiance

It's not clear to me how this could end up happening: after the bootstrapping step, then by design, every initial path should have a non-zero contribution. As mutations happen, a...

There is no ambient occlusion (AO) effect in the corner.

The most likely explanation is that that is an accurate rendering of the scene. If you think there is a bug in pbrt's path tracer, try to find a very...