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Scali's OpenBlog™

Programming, graphics, hardware, maths, and that sort of thing

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Latest posts

IBM’s dark AT secrets

I recently found this new blogpost by VileR: A Lost IBM PC/AT Model? Analyzing a Newfound Old BIOS. It’s a very interesting look into the mess that is IBM’s PC division in the early 80s. And I had various thoughts … Continue reading →

On rendering and solved problems

Here’s just a quick brainfart I had after watching a video on 90s rendering technology, part of which concentrated on how John Carmack moved from Commander Keen to Wolfenstein 3D, DOOM and Quake: An interesting point there is that each … Continue reading →

Another adventure in downgrading, part 5: Linux

I have taken on yet another project with the same codebase as discussed in the previous instalments about downgrading. And that is a task I had been meaning to tackle for some time: porting the code to Linux (or Android, … Continue reading →

Windows 11 24H2: not for everyone

The 24H2 edition of Windows 11 was officially released this month. I have Windows 11 running on a variety of systems, only a few of which are actually officially supported. The other machines do not meet the system requirements in … Continue reading →

Troy Grady appreciation post

Time for a quick guitar-related post. I’ve been playing guitar for some 30 years now, and having grown up in the 80s, I of course grew up in the era of hair metal and shred guitar. Virtually every pop song … Continue reading →

How to build your own CEF with MP4 support

For the uninitiated, CEF stands for the Chromium Embedded Framework. Which is, as the name suggests, a framework that allows you to run Chromium embedded inside your own applications. Chromium being the open source browser which forms the basis for … Continue reading →

CEF developers…

As you may know, I have been using CefSharp as a browser component in some of the software I’m working on for some years now. CefSharp is a .NET wrapper for the Chromium Embedded Framework (CEF), which is a variation … Continue reading →

.NET Core: the small print

Some time ago, I wrote an article about upgrading code from .NET Framework to .NET Core. While this may give you a decent overview to get your code up and running in .NET Core, the devil is, as always, in … Continue reading →

Lemmings, or how clever tricks make platforms more different than they seem

The other day I read this in-depth article on font usage in early DOS games by VileR. Since some of the fonts were apparently stored not as 1-bit bitmaps, but as multiple bits per pixel, I was wondering when the … Continue reading →

Some results from the modified XDC movie player for 8088/CGA

For my modifications to the XDC player, I targeted my Philips 3105 XT clone. It has a turbo mode of 8 MHz, and an ATi Small Wonder CGA clone. The harddisk is a 32MB Disk-on-Module connected to an XT-IDE card. … Continue reading →