How Programmers Created Hypnotic Visual Effects on 1990s PCs

To try everything Brilliant has to offer—free—for a full 30 days, visit https://brilliant.org/NCOTTechnology/ . You’ll also get 20% off an annual premium subscription. Support me on Patreon - https://www.patreon.com/ncot_tech Source code - https://github.com/ncot-tech/vga-demo Visit the community! - https://github.com/ncot-tech/community/discussions Step back into the golden age of the demoscene as I dive into some of the most iconic visual effects from 1990s PC demos, all recreated under MS-DOS using Borland C++. In this video, I break down several classic demo effects — not as a tutorial, but as a journey through how they work and how I recreated them from scratch. For each one, I show an example from a real DOS demo, explain the technique behind it, and then reveal the code I used to get it working myself. To wrap things up, I present a mini demo built from all the effects covered — a nostalgic homage to the style and flair of \'90s PC demo coding. This video was sponsored by Brilliant #Demoscene #MSDOS #BorlandCPP #RetroCoding #PC98 #OldSchoolDemo #Starfield #Rotozoom #SineWave #ScrollingText #DOSDev