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#retrocomputing

109 posts83 participants2 posts today

Microsoft AI creates shitty Quake II demo. Microsoft claims this will be great for game preservation and bringing old games to modern platforms, blissfully ignorant of emulators that work extremely well using a infinitesimal account of the compute or energy power.

Good one, Phil Spencer.. good one.

#AI #RetroGaming #RetroComputing

theverge.com/news/644117/micro

AI-generated version of Quake II
The Verge · Microsoft has created an AI-generated version of QuakeBy Tom Warren

"Usually when we talk about #retrocomputing, we want to look at — and in — some old hardware. But [Z→Z] has a different approach: dissecting #MacPaint, the #Apple drawing program from the 1980s.

"While the program looks antiquated by today’s standards, it was pretty hot stuff back in the day. Things we take for granted today were big deals at the time. For example, being able to erase a part of something you drew prompted applause at an early public demo.

"We enjoyed the way the program was tested, too. A software “monkey” was made to type keys, move things, and click menus randomly. The teardown continues with a look inside the Pascal and assembly code with interesting algorithms like how the code would fill an area with color.

"The program has been called “beautifully organized,” and [Z→Z] examines that assertion. Maybe the brilliance of it has been overstated, but it did work and it did influence many computer graphics programs over the years."
hackaday.com/2025/04/05/a-look

Hackaday · A Look Inside MacPaintUsually when we talk about retrocomputing, we want to look at — and in — some old hardware. But [Z→Z] has a different approach: dissecting MacPaint, the Apple drawing program from the 1…

Thinking of NEXTSTEP this morning...I'd guess many aren't aware of the unusual color display arrangement.

The NeXTstation, which was the first "affordable" color solution for NEXTSTEP, has a 16-bit framebuffer, but instead of rendering the desktop in 65,536 colors (as per Windows or Mac hardware, say), it rendered in 12-bit color with 4-bits of alpha channel (transparency).

That means it had a palette of 4096 colors, with all colors available at once on the display (not like, say, the Amiga or Apple IIgs with a 4096 color palette, but video modes with a small subset of those colors available (yes, yes, HAM mode excluded). Additionally, anything on the screen had 16 levels of opacity available.

It's interesting to see in person, on the actual hardware (especially on a good LCD display). With dithering, it looks very close to 24-bit truecolor.

(The NeXT Dimension color board for the Cube allowed 24-bit color with 8-bits alpha, but that was not so frequently used -- less so that most NeXT hardware even...)

But that's not nearly the weirdest that NEXTSTEP-capable hardware got, when it came to color video display...

Replied in thread

@bitnacht Good point, re: the busy bee.

As for the spinning disc (or "beachball"), it got its start in NEXTSTEP as a greyscale spinning magneto-optical disc rendering indicating the system is busy / data is loading, which was seen quite often on the early NeXT Cube, as it came with no HD but only an MO drive, and it used that drive for _swap_, if you can imagine...

That spinning disc became color when NEXTSTEP gained a color display on later hardware, and from there it evolved into the spinning "beachball" we know today (macOS being structurally based upon and evolved from NEXTSTEP/OPENSTEP).

EDIT: Oh, I think I misread - you are talking about the busy mouse pointer icon in Windows, I think. I'm not sure of its specific history. Apologies.

I'm decommissioning my Proxmox server in favour of running libvirt on my main server. I only had one VM I wanted to keep: the Windows 2000 domain controller. I looked into how to convert the VM disk and other stuff. But, there's another way more fun option: setup a new VM as a secondary domain controller and then promote it to primary.