Bernard Kwok

Maybe a first attempt to use the ThreeJS renderer is to take Jamie's code and encapsulate it into an appropriate Javascript shader [like this one](https://github.com/gkjohnson/three-gpu-pathtracer/blob/main/src/materials/pathtracing/PhysicalPathTracingMaterial.js) I didn't see any examples...

Hi @jstone-lucasfilm , I think the criteria for a command which handles files / folders vs just files is if there is something that needs to use output option per...

As a added note, I found that the "channels" attribute is lost on load, thus causing a MTLX validation error. Note that [OpenPBR](https://github.com/AcademySoftwareFoundation/OpenPBR/tree/main) is currently using "channels" so that new...

Hi @RichardFrangenberg , Yes, `channels` has been removed for 1.39 so no need to add support :). The upgrade process will replace these with additional nodes on file load by...

- I tried the branch but the graph shows up unconnected on load (first version):  - The error you're encountering appears to be when trying to make connection between...

Thanks @RichardFrangenberg I'll take a look at it as soon as I can. If there is a validation error, I can take this up in core MaterialX :)

Thanks. I was guessing this was a Qt thing :). Maybe be good to hide this as it could be confusing. Or change it to just do the same as...

Hi @ld-kerley I like the idea of extending `typedef` to have additional information. Two things come to mind initially: 1. Separate out specific enumerations or sematics for `typedef` as is...

For the second, I think if you go with explicit constant elements then I think the biggest thing from a user perspective is overloading the meaning of the `value` attribute...

I got tired of looking at the pixelated font :). I'd suggest adding a new pre-packaged "default" font is perhaps beyond the scope of this PR, as it would require...