1 hour ago, ultrayoba said:John Carmack is an awesome dude, however a bit overhyped. id games actually were most times not the most technologically advanced things at the time, at least not completely. Origin, LucasArts, Bethesda did a lot of advanced 3d first-person stuff in mid-90s.
A lot of people forget about Michael Abrash too. I tried getting though his Graphics Programming Black Book, at least the first half that deals with optimization, like 3 times. Those old guys were on a whole other level altogether