home *** CD-ROM | disk | FTP | other *** search
- Path: nntp.teleport.com!sschaem
- From: sschaem@teleport.com (Stephan Schaem)
- Newsgroups: comp.sys.amiga.programmer
- Subject: Re: blitter is slow?
- Date: 9 Mar 1996 16:13:48 GMT
- Organization: Teleport - Portland's Public Access (503) 220-1016
- Message-ID: <4hsans$205@nadine.teleport.com>
- References: <4hoe66$kj7@unokegw.unoke.pfu.co.jp>
- NNTP-Posting-Host: julie.teleport.com
- X-Newsreader: TIN [version 1.2 PL2]
-
- OdaMan the AMIGA (odaman@mugen.unoke.pfu.fujitsu.co.jp) wrote:
- : Hi,
-
- : I have programmed on my A1200 030/50mhz that some filled polygons
- : rolling on PAL screen.
-
- : I used blitter to draw polygon(line draw, fill it, and copy it),
- : and I find out an information that blitter can do 320polygons/sec.
-
- : Of course, we must draw polygon to cleared single bitplane then
- : copy(or clear) to n depth planner bitplanes.
-
- : A question is that blitter can't draw more polygons? Or simply
- : my program is slow?
-
- : Please reply *also* to "odaman@mugen.unoke.pfu.co.jp".
-
- Chipram is slow too... and the blitter methode do ALOT of 16bit
- chipram access
- The common methode is to render scanline by scanline using the CPU.
- Hopefully you have another use of the blitter to keep it doing something.
-
- Stephan
-