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echo: apple
to: comp.sys.apple2
from: David Schmenk
date: 2008-05-29 07:52:32
subject: Re: AppleVision video?

Keith Rose wrote:
> Paul Schlyter  wrote:
>> The Applevision program was actually written in 6502 machine language.
>> However, back then it was very common to embed machine language programs
>> in Integer Basic program files, and Applevision was one of them.
> 
> One thing that I've always wondered about the AppleVision program, was
> how the "HOME SWEET HOME" text was placed in the middle of the HIRES
> screen.  If I remember correctly, the only way to quit AppleVision was
> to hit the RESET key, which dumped you out of HIRES mode.  But when
> you did that, the "HOME SWEET HOME" text was still there.  As far as
> I know the only way to mix HIRES and text was at the bottom of the
> screen.
> 
> Anybody know how that particular piece of magic was accomplished?

I've noticed that too.  I wonder if Bob was working on a precursor to 
the Hi Res Character Generator program.  It does the same thing.  Even 
the Maxwell demo on the HRCG disk looks similar to the dancing guy in 
AppleVision.

Dave...
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