DTFC — Draw The F***ing Circle (opens in new tab)

Or: the story of a bug that turned out to be more correct than the correct code Boot sequence Year: somewhere between 1983 and 1987. Iron: a custom board — Motorola 68000 (32-bit. Pure luxury. The team argued about it for a week.) and a Texas Instruments TMS34010, one of the first programmable graphics chips on the planet. VRAM: 256 kilobytes. That's not a typo. Mass storage: 20 megabytes. Total. OS included. Mission: rasterize A0 architectural drawings at 400 dpi. RTFM and do the math: A0 = ...