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- From: "Jyrki Saarinen" <jsaarinen@kone.fipnet.fi>
- Date: Wed, 31 Jan 96 14:30:10 UT
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- Subject: Re: FPU and games?
- Message-ID: <38232235@kone.fipnet.fi>
-
-
- > The above on a 040 should be ~36 cycles (I'm gessing based on the
- > fact that the major fpu inst take 2 head/ tail cycle) without the
- > memory move, but I can see a gouraud shading interger code fitting in
- > áthe 18 possible tail cycle. So perspective corrected texture
- >á mapping+gouraud lighting in ~40 cycles, nice but about 5 to 10 time
- >á slower then constant Z lighted texture mapping (like "In the shaow"
- >á use for the scenery).
-
- Hey, the divides are done at each 16 pixels of course!
- Constant-z mapper is a bitch to do, have you done it working?
- I think subdividing routine is faster than constant-z..
-
- -- _
- a Stellar programmer _ //
- "Amiga - back for the future" \X/
-