Is there a way to get LisaEm to produce trace logs, just to see what's going on?
(Let's hope Google Groups lets this one through... :| )
On Apr 6, 2:58 pm, Ray Arachelian <r..._at_email.domain.hidden> wrote:
> Hi Rebecca,
>
> I'm not sure if this will help or not, however, the Lisa boot ROM
> compresses its icons with some sort of RLE algorithm that stores a flag
> in bit 0. Here's the source code to decode them - it's a bit obfuscated
> because that's a fairly straight translation from the 68K assembly to C.
>
> Perhaps the same format is used for the fonts?
>
> Rebecca Bettencourt wrote:
> > It
> > doesn't contain a raw bitmap as far as I know. My current theory is
> > that it is somehow compressed, since there are certain patterns
> > mapping bytes in the font part to bytes in the metrics part. So I'm
> > asking if anybody has documentation on the Lisa font manager, or
> > disassemblies from when the Lisa is drawing text, or anything else
> > helpful.
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. Received on 2015-07-15 16:37:13
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