Greetings. I wanted to post here in case anyone is still asking about the BSI animation tools. It appears another user has reverse engineered the C# code for the original tool and rewrote the code using Rust. A small writeup about about it can be found on Jaxswat's GitHub page here:
https://github.com/Jaxswat/BioShock-Infinite-Steam-VR/tree/main?tab=readme-ov-file#bsi_anim-morpheme-animation-to-source-smdThe source code can also be found on his GitHub page here:
https://github.com/Jaxswat/BioShock-Infinite-Steam-VR/tree/main/bsi_animAlso, feel free to check out his Steam VR project that uses Bioshock assets:
https://steamcommunity.com/sharedfiles/filedetails?id=2953264938Enjoy!