[IMPROVEMENT] add more smooth animations

[Sol1vaN]

hi jekyllgrim

i noticed theres some smooth animations left to add, like barrels

https://github.com/user-attachments/assets/b28d929f-9ada-4667-8dfd-a4d15e668e77

can you add this please? some day?
i tryed to combining other smooth mods, but always conflict with beautiful doom in some ways.
cheers.

ps: or.... making compatible with SD21
https://www.doomworld.com/forum/topic/133318-smooth-doom-on-mbf21-dsdhacked-png-packs-released-10feb2025/

those smooth animations and particles are outstanding

sadly, when you load SD21 and Beautiful Doom togheter, the game crash with this:

log
log.txt