Book about designing the Star Wars Droids. It's a real book, but it's all available for download as PDFs right now: http://droidmaker.blogspot.com/2009/06/droidmaker-book-now-downloadable-free.html
pictures talk more, but here i tried to make something from what was presented: typed the steps i did to get this, maybe you need to figure out your monitor profile settings..maybe you see this but we see and overbirghtened img. did the rest: (bit different but not too much) idc if you use them.
https://youtu.be/lKN8eDHy2wM?si=9pLhmixaQKGETohQ&t=79 @ this point, the flame shadows, idk if that is how it works irl, i haven't studied that, but the one on the right of the screen doesn't bug me but the one on the left does as i can see the "flex" and it doesn't feel "natural" whatever the right is doing from what i can…
http://www.geforce.com/#/News/articles/epic-tim-sweeney-and-nvidia-talk-samaritan-and-the-future-of-graphics there was a similar pdf version around for a while on the technical background, but this makes a better read.