Skip to content Although the game  Pizza Tycoon – known as Pizza Connection in Europe – probably doesn’t ring a bell for many folk, this 1994 DOS title is special enough for [cowomaly] to write an open source engine to bring it into the modern age as Pizza Legacy . Along the way, some questions popped up, such as how to animate the little cars that you see driving around in the simulated city and how the heck this was done back in the day on a 25 MHz 386 CPU . On today’s GHz+, multi-core CPUs, we can just brute-force shovel pixels, sprites, and even 3D models around without a second thought while dedicating an entire core to pathfinding and other algorithms. Naturally, the original game developers had no such luxury. To understand how this animation was originally achieved, [cowomaly] had to dive into the assembly code of the original game.…