Path: utzoo!utgpu!news-server.csri.toronto.edu!rpi!zaphod.mps.ohio-state.edu!wuarchive!uunet!cbmvax!spence From: spence@cbmvax.commodore.com (Spencer Shanson) Newsgroups: comp.sys.amiga.programmer Subject: Re: Block Moves Blits Message-ID: <22669@cbmvax.commodore.com> Date: 24 Jun 91 23:09:52 GMT References: Reply-To: spence@cbmvax.commodore.com (Spencer Shanson) Organization: Commodore, West Chester, PA Lines: 26 Keywords: Blitter In article utoddl@next1.oit.unc.edu (Todd M. Lewis) writes: > >I've been putting off asking this because I really wanted to figure it out >myself, but enough is enough. > >I have a working program that uses BltMaskBitMapRPort() quite a lot. Since >I'm doing the same 10 or so blits over and over I thought I could save some >time by doing the blitter register setups once at the beginning, then doing >OwnBlitter()/stuff_blit_regs()/DisownBlitter() a la BlitLab when I actually >need to blit. The problem is I've had a devil of a time figuring out all You are calling WaitBlit() before poking any blitter registers, aren't you? >Thanks, >Todd M. Lewis >utoddl@next1.oit.unc.edu -- --------------------------------------------------------------------------- Spencer Shanson - Amiga Software Engineer | email: spence@commodore.COM | or uunet!cbmvax!spence All opinions expressed are my own, and do not | Bix: sshanson (necessarily) represent those of Commodore. | "Copper? I hardly even | know her!"