XtoF's Lair

Techniques for timing on the IBM PC family under MS-DOS, and many related subjects. Sample functions and programs are included. This article is a repost of a piece by Kris Heidenstrom from the mid-90s.

A presentation of the 3D short movies I produced on PC more than twenty years ago, using 3D Studio on MS-DOS then 3DS Max on Windows NT. What was it like to model and raytrace during those early days? The videos can be watched in all their glory from the...

Amiga computers were renown for their graphical capacities. But they do not represent images in memory as modern computer do. Is it possible to load a modern image on an Amiga 500? This post explores some low-level aspects of Amiga graphics and present some conversion applications.

I just migrated this blog from WordPress to Jekyll. What are the advantages of Jekyll? The migration process is detailed, step by step. It is not as difficult as we could imagine.

pyArchiver is a script dedicated to archiving huge volume of data into cold storage. But what is cold storage? How is an archive different from a backup?

An efficient random level generator running on the Apple II, with a modest 1MHz 6502 CPU, requires to carefully choose the algorithms and some programming tricks. This post details every step.

A photo gallery depicting the 2019 edition of the Retro Gaming Convention. Certainly one of the best retrogaming event in Europe.