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Questions tagged [demo]

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4 votes
3 answers
709 views

How was "clipping/culling" of graphics with the screen edges handled efficiently on PC demoscenes (scrollers in particular?)

What'd especially piqued my interest with respect to demoscene scrollers was how they had implemented asset clipping (as in the culling of assets once they 'move' past screen edges/boundaries) An ...
Hash's user avatar
  • 223
15 votes
2 answers
2k views

Did Great Valley Products demonstrate full motion video on an Amiga streaming from a SCSI hard disk in 1990?

In 1990 I was fortunate to attend the World of Commodore trade show in Toronto Canada. The official show guide can be seen here. My best friend from high school was working for Free Spirit Software (...
Geo...'s user avatar
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7 votes
1 answer
343 views

A demoscene production from mid-2000s featuring four seasons animation

I recall seeing a PC demo - meaning an executable program demonstrating various graphics and sound effects - in mid-2000s (does this count as sufficiently retro?) that featured animations of the four ...
DmytroL's user avatar
  • 2,674
30 votes
2 answers
12k views

Looking for PC graphics demo software from the early 90s called "Unreal"

Back in the early 90's I remember downloading a graphics demo called, I think, "Unreal". This was on DOS on a standard PC and probably downloaded from a BBS. Identifying information: It ran for ...
StayOnTarget's user avatar
  • 3,896