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- Path: apollo.roskildees.dk!christ
- From: christ@apollo.roskildees.dk (Christian Hessenbruch)
- Newsgroups: comp.sys.amiga.programmer
- Subject: Re: doubling pixels horizontally
- Date: 7 Feb 1996 07:16:48 GMT
- Organization: News Server at UNI-C, Danish Computing Centre for Research and Education.
- Message-ID: <4f9jl0$o4u@news.uni-c.dk>
- References: <4f4ibc$gl9@news.cs.tu-berlin.de>
- NNTP-Posting-Host: apollo.roskildees.dk
- X-Newsreader: TIN [version 1.2 PL2]
-
- Philipp Boerker (rawneiha@hydra.zrz.TU-Berlin.DE) wrote:
-
- : I wonder how to double pixels horizontally without writing
- : them twice! I've seen this trick in several demos and I
- : believe that it is just a little trick with the hardware.
-
- You change BPLPN or BPLMOD with the copper on every
- second scanline so that the line is displayed again.
-
-
- : I also wonder about another thing:
- : you may have noticed that there is a "sprite mode" where
- : the sprite switches from Hires back to Lores and displays
- : only every second column of pixels! I wonder if this is
- : possible/will happen for bitmaps too.
-
- : Greets,
- : Phil.
-
-
- --
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- << Christian Hessenbruch : christ@apollo.roskildees.dk >>
- <<---------------------------------------------------------------->>
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