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- Path: sparky!uunet!cbmvax!jesup
- From: jesup@cbmvax.commodore.com (Randell Jesup)
- Newsgroups: comp.sys.amiga.programmer
- Subject: Re: ClearEOL and SetAPen
- Message-ID: <34879@cbmvax.commodore.com>
- Date: 4 Sep 92 00:51:12 GMT
- References: <paulk.1av8@terapin.com> <52752@dime.cs.umass.edu> <65079@cup.portal.com> <1992Sep2.105128.20426@rz.uni-karlsruhe.de> <jbickers.0elu@templar.actrix.gen.nz>
- Reply-To: jesup@cbmvax.commodore.com (Randell Jesup)
- Organization: Commodore, West Chester, PA
- Lines: 18
-
- jbickers@templar.actrix.gen.nz (John Bickers) writes:
- >> >Out of curiousity: _Why_ is SetAPen() slow? What is involved in changing
- >
- >> It has to recalculate the minterms for the Blitter.
- >
- > Doesn't it use lookup tables for that?
-
- Yes, otherwise it would be far slower. The 2.0 changes were to factor
- out things we didn't need to use the full tables for, so we have several
- different tables depending on drawmode.
-
- --
- "Rev on the redline, you're on your own; seems like a lifetime, but soon it's
- gone..." Foreigner
- -
- Randell Jesup, Jack-of-quite-a-few-trades, Commodore Engineering.
- {uunet|rutgers}!cbmvax!jesup, jesup@cbmvax.cbm.commodore.com BIX: rjesup
- Disclaimer: Nothing I say is anything other than my personal opinion.
-