Path: utzoo!utgpu!news-server.csri.toronto.edu!rutgers!mit-eddie!mintaka!snorkelwacker.mit.edu!think.com!spool2.mu.edu!uunet!cbmvax!jesup
From: jesup@cbmvax.commodore.com (Randell Jesup)
Newsgroups: comp.sys.amiga.tech
Subject: Re: BltMaskBitMapFlippinRastPort() Question
Keywords: amiga blitter C
Message-ID: <17932@cbmvax.commodore.com>
Date: 22 Jan 91 21:34:56 GMT
References: <9101220737.AA01041@enuxha.eas.asu.edu>
Reply-To: jesup@cbmvax.commodore.com (Randell Jesup)
Distribution: usa
Organization: Commodore, West Chester, PA
Lines: 20

In article <9101220737.AA01041@enuxha.eas.asu.edu> hollasch@enuxha.eas.asu.edu (Steve Hollasch) writes:
>    The problem is that everything works fine on my Amiga 1000, 512k,
>standard everything, but doesn't work on my friend's Amiga 1000, 2.5M,
>68020, 68881.

>    Screen & window creation, RectFill()'s, WritePixel()'s, ClipBlit()'s,
>all work fine.  The only problem is that BltMaskBitMapRastPort() doesn't
>seem to work on his machine.

	Since BMBMRP works on all Amiga's, I would suspect the '020 hack
he added is causing problems (maybe by caching chip memory).  You should send
your test program with a detailed report to bugs@cbmvax.commodore.com, and
if possible first test it on a 2500 or 3000.

-- 
Randell Jesup, Keeper of AmigaDos, Commodore Engineering.
{uunet|rutgers}!cbmvax!jesup, jesup@cbmvax.commodore.com  BIX: rjesup  
The compiler runs
Like a swift-flowing river
I wait in silence.  (From "The Zen of Programming")  ;-)