On Wed, 14 Jul 1999, Patrick LAM wrote:
> On Tue, 13 Jul 1999, Greg Haerr wrote:
> 
> >     Well - you've got a good point - an 8086 is probably *way* too slow
> > to run graphics programs of any merit.  However, I would like to add
> > a screen driver for hercules.  Is hercules only monochrome, or does
> > it support color?  Do you know how the screen memory is accessed?  
> > Do you think you could write the driver?
> 
> Monochrome adapters probably wouldn't take too much CPU to support.  The 
> most used type of Hercules card was 720x348x2 (with lots of clones) -- 
> perhaps this was the most common type of video card for a few years --
> although there was also a Hercules Color Card (which doesn't seem to have 
> caught on as well).

No it wouldn't. I ran a herc on a XT happyly for a long time. an XT can control
a herc card happily if drivers are properly written. The CGA card sucked due to
its low resolution.

> I have code for accessing the screen on a Hercules card around here 
> somewhere, if no one else has it.  I don't think I actually have a 
> working Hercules card, though.

I do, i'll have it.

> pat

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