libDraw – Interactive drawing on the Pixar Image Computer
Back in the 1980s I wrote a bunch of software as part of the volumetric medical imaging system we designed for Philips (nee Picker) Medical. We used to document our code in those days. I was digging through some archival stuff of mine, looking for an implementation of Bresenham’s line algorithm I wrote for Mathematica, and this document popped up.