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- Path: informatik.tu-muenchen.de!fischerj
- From: fischerj@informatik.tu-muenchen.de (Juergen "Rally" Fischer)
- Newsgroups: comp.sys.amiga.programmer
- Subject: Re: TMapping again!
- Date: 9 Feb 1996 15:01:16 GMT
- Organization: Technische Universitaet Muenchen, Germany
- Distribution: world
- Message-ID: <4ffnjs$dcq@sunsystem5.informatik.tu-muenchen.de>
- References: <4e38rv$9ic@sunsystem5.informatik.tu-muenchen.de> <4f4p95$hj6@oreig.uji.es> <38232328@kone.fipnet.fi> <4fen2i$eag@maureen.teleport.com>
- NNTP-Posting-Host: hphalle5.informatik.tu-muenchen.de
- Originator: fischerj@hphalle5.informatik.tu-muenchen.de
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- In article <4fen2i$eag@maureen.teleport.com>, sschaem@teleport.com (Stephan Schaem) writes:
- |> Organization: Teleport - Portland's Public Access (503) 220-1016
- |> Lines: 15
- |> Distribution: world
- |> Message-ID: <4fen2i$eag@maureen.teleport.com>
- |> References: <4e38rv$9ic@sunsystem5.informatik.tu-muenchen.de> <4f4p95$hj6@oreig.uji.es> <38232328@kone.fipnet.fi>
- |> NNTP-Posting-Host: julie.teleport.com
- |> X-Newsreader: TIN [version 1.2 PL2]
- |>
- |> Jyrki Saarinen (jsaarinen@kone.fipnet.fi) wrote:
- |>
- |> : > Many people keep a table of left and right edges for phong, t-mapping
- |> : > and all that stuff. This is really necessary on the PC due to the
- |> : > lack of registers, but on a 68k system you can easily calculate
- |> : > left and right edges keeping LeftX, RightX, LeftDelta and RightDelta
- |> : > in registers avoiding some memory accesses. Ok, this is part of the
- |>
- |> : Actually this is better on 80x86, too.
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- because an x86 got more regs, huh ? ;)
-
- |>
- |> What is best on the 80x86? 80x86 does less memory access during
- |> a tmap polygon loop?
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- no, why should it.
-
- |>
- |> Stephan
- |>
- ------------------------------------------------------------------------
- fischerj@Informatik.TU-Muenchen.DE (Juergen "Rally" Fischer) =:)
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