Jim Blinn's Corner (1996) also has a good chapter/article, "The Homogenous Perspective Transform."
Pre-widespread-home-internet (80s/90s), it was mostly obsessive experimentation while trying to get your hands on books, manuals, magazines, etc. If you were lucky, BBSes and (eventually) walled gardens like Compuserve…
Jim Blinn's Corner (1996) also has a good chapter/article, "The Homogenous Perspective Transform."
Pre-widespread-home-internet (80s/90s), it was mostly obsessive experimentation while trying to get your hands on books, manuals, magazines, etc. If you were lucky, BBSes and (eventually) walled gardens like Compuserve…