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- Path: Norway.EU.net!usenet
- From: patrick.hanevold@login.eunet.no (Patrick Hanevold)
- Newsgroups: comp.sys.amiga.programmer
- Subject: Re: doubling pixels horizontally
- Date: 7 Feb 1996 20:05:02 GMT
- Organization: EUnet Norway
- Message-ID: <695.6611T1193T2676@login.eunet.no>
- References: <4f4ibc$gl9@news.cs.tu-berlin.de> <591.6610T1165T2102@login.eunet.no> <1045.6611T753T2256@vip.cybercity.dk>
- NNTP-Posting-Host: pc4.asker-pm2-1.eunet.no
- X-Newsreader: THOR 2.22 (Amiga;TCP/IP)
-
-
- >> It's in the chunky to planar convertion.
-
- >You can also render only every 2nd pixels, mask out those you don't want with
- >sprites, and then:
-
- >loop
- > 1st frame: show pixel 02468... mask out 13579...
- > 2nd frame: show pixel 13579... mask out 02468...
- > jump loop
-
- >In the 2nd frame you shift (scroll) the bitplanes 1 to the right.
- >This looks allmost as the real double pixels (Gives very little flicker) and
- >you only have to write half as much to the chip mem.
-
- >This effect can be done using only the copper.
-
- Yups, but what would you render to that screen?
-
- <sb>Patrick Hanevold - Virtual Reality developer
- <sb>patrick.hanevold@login.eunet.no
- <sb>Amiga and official Be developer
-
-