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A Perceptron in Age of Empires II
An operational NAND gate in Age of Empires II , built with the game's scenario editor. This one can also be built within the game in a two-player setup but it's a lot easier (so to speak) to just script it.
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The Life and Times of Maxis, Part 1: SimEverything
I’m still to this day just blown away by continental drift and things like that, stuff that most people think sounds pretty boring.
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Why Are There No Empires in Age of Empires? (2019)
Bret Devereaux (A Collection of Unmitigated Pedantry)2026125 points118 commentsHistory & Retro Computing details
At long last, Relic Entertainment has announced that Age of Empires 4 is coming. Strategy gamers rejoice! I am excited – I played the first one back in ’98 (I may be dating myself here)…
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Three hundred synths, 3 hardware projects, and one app
MIDI Guide, the open, "comprehensive" MIDI CC & NRPN dataset, has far outgrown its original purpose.
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Writing a Guide to SDF Fonts
(TL;DR: this is a blog post about the process of writing my guide to SDF fonts .)
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Building Principia for Windows XP
Back in the day when Principia originally released for Windows in 2014, the game would run on versions as far back as Windows XP. Given that Principia 1.4 was released while Windows XP still had mainstream support, this of course made sense at the time, and there was no real reason not to support it given that the…
157
Implementing a tiny CPU rasterizer (2024)
In the OpenGL course I'm teaching at a university, my students learn that the GPU uses something called rasterization to draw stuff on the screen. Then, I explain how — in theory — rasterization works, e.g. how would one write the code to draw a fixed triangle on screen. Of course, the GPU does that for us, but it is…
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Ported my C game to WASM, here's every bug that I hit
ernesernesto dev blog
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Shipping Godot VR and Porting to PSVR2: A Partial Post Mortem
TLDR: Written version of the talk I gave at Develop Brighton 2026. Yes Godot can ship commercial VR, we paid roughly £80k in early adopter tax to do it. War stories from rebuilding Godot's core, the
160
The case for MUDs in modern times (2018)
In the age of smart devices and instant entertainment, can a medium as old as MUDs survive? Driven entirely by text, these Multi-User Dimensions ― or Dungeons,
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Painting with Gaussians
Dmitri's blog about programming, Clojure, and software development
162
ASRock BC-250: Building the Budget Steam Machine
My complete guide for setting up the ASRock BC-250. You can’t beat its price for performance, and it’s perfect for those who love tinkering with projects.
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Playing Atari ST Music on the Amiga with Zero CPU
How to emulate an Atari YM2149 audio chip on Amiga at litteraly 0 CPU cost, by Arnaud Carré
164
Updating Gun Rocket through 10 years of Unity Engine
Join me as I update a project through 10 years of Unity editors. Along the way I will talk about my process, Unity tips and tricks, and the tech changes of Unity Engine - several of which I observed firsthand while working at Unity.
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Anatomy of a Texture
A step-by-step guide to modern texture memory layout
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Kernel anti-cheat is an overreach
Modern PC games make you install a ring-0 anti-cheat driver you can't audit.
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I reversed Tower of Fantasy's anti-cheat driver: a BYOVD toolkit never loaded
How four layers of authentication in a production anti-cheat driver still hand you a complete BYOVD toolkit
169
"Inspector Dangerfuck", ANSI art comic from 1994
In 1994, a teenager wanted to be noticed in the ANSI art scene. So he created "Inspector Dangerfuck": a profane, stoned, gray-skinned cartoon detective.
170
When the fractional part of a float fixes your shader
A write-up of a full shader debugging session to find out why my Voronoi Diagram shader was stuttering in one specific machine.
171
A custom virtual machine for the Stars 4X game
Stars! is a 1995 4X game (explore, expand, exploit, exterminate) for 16-bit Windows 3.1 that I first played ~28 years ago. While Windows is famously backwards compatible, it’s notoriously difficult to play Stars! today. Windows x64 cannot run 16-bit applications, and playing requires either retro hardware or emulation…
172
AI is mass decompiling games. That's both awesome and scary
AI is now able to decompile games and software in a matter of days. That's scary... but kind of exciting.
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Model-Based Testing for Dungeons & Dragons
Igor's programming blog
174
LittleJS is 2D and 3D now
LittleJS just got the biggest update since it launched! It is still the small, fast, dependency-free HTML5 game engine it always was. Now it also has a full 3D renderer sharing the canvas with your…
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IRIX 3dfx Voodoo driver and glide2x IRIX port
At the moment only SST1 (Voodoo1) is supported on IP32 (O2). Only tested on IRIX 6.5.30 with RM7000C CPU. -driver sources (SST1 and CVG support on IP32) https://github.com/sdz-mods/tdfx_irix -glide2x IRIX port (SST1 on IP32) https://github.com/sdz-mods/glide_irix -hinv wrapper with 3dfx support…
177
Software occlusion culling in Block Game
My GPU is the integrated Radeon Vega 8 that comes with my AMD Ryzen 7 5700G CPU. I tell you this so you know that my workstation is not a graphical computing powerhouse. It is, in fact, quite weak. To its credit my integrated GPU shows up as 48% faster on UserBenchmark than the GPU in my low end hardware target; a…
178
Lucasart's Afterlife
I can hardly believe I’m writing a blog post about a game that came out 27 years ago, but here we are. Lucasfilm, at one time had a gaming subsidiary called Lucasarts, and they produced somet…
179
ZX Spectrum: Experimenting with 1-Bit Sound
As part of the ZX Spectrum tour, I implemented some routines that would let you play simple tones out of the 1-bit beeper. These were in large part inspired by earlier work I did on the Apple II. W…
180
Game Boy Advance Audio Interpolation
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