Martin Linklater
  • Member for 1 year, 10 months
  • Last seen more than a month ago
2 answers
18 votes
4k views
How did the Sega CD decompress video?
Accepted answer
37 votes

We used to have to write our own video playback system, so each game did it differently. I worked on Microcosm for the SegaCD and if I recall we used a 16 colour palette for the video playback and had ...

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2 answers
12 votes
2k views
How did most fifth-generation consoles avoid wobbly graphics?
3 votes

Two issues... the wobble was because the post-transform 2D vertex coordinates for each triangle were integers... So the vertex could only move on discreet pixel locations. This makes smooth vertex ...

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3 answers
9 votes
587 views
what is DMA and how does it work?
1 votes

DMA is a technique where you can move memory around without involving the main CPU. This was a huge win for old gaming hardware as an awful lot of time can be spent simply shuffling graphics data ...

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