[dabreegster]

A/B Street is an open-source traffic simulator that lets you edit roads and intersections, based on OpenStreetMap data. But to even do that, first we have to geometrically represent the transportation network in great detail. This is a second deep-dive into how things work.

[dabreegster]

And in case you're interested how the traffic simulation part works in detail, but missed yesterday's post: https://news.ycombinator.com/item?id=28553654