Matthias Goerner

Quick question: does your change fix https://github.com/PixarAnimationStudios/OpenUSD/issues/3261 ?

I think that the HdFlatteningSceneIndex can hold on to the prim source. And that ultimately prolongs the life time of some UsdImaging data sources that now access expired usd objects....

I had another realization. Assume there are two input scene to the merging scene index that start as SceneIndex 1: /P/A /P/B SceneIndex 2: /P/C /P/D SceneIndex1 removes /P (and...

"velocities" instead of "primvars:velocities" should still work. Did the UsdImaging Delegate actually take "primvars:velocities" for a point instancer? I am looking at UsdImagingPointInstancerAdapter::Get and I don't see that it does.

Some hopefully quick questions: 1. Does this require an update to any of the scene indices in usdImaging as well? 2. Is there a (simple) example of a usd file...