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- Attaching a MaterialX file e.g.Usd usd_mtlx_example.Usdausda.txt
- Run MaterialX file through Usdcat to flatten a mtlx reference (e.g. run usdcat -f )Usd usd_mtlx_example_flatten.Usdausda.txt
(see MaterialX in Hydra slides https://www.materialx.org/assets/ASWF_OSD2021_MaterialX_slides_final.pdf)
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