Re: [hatari-devel] Release 1.6.2 in mid May

[Eero Tamminen <oak@xxxxxxxxxxxxxx>]

Hi,

On sunnuntai 29 huhtikuu 2012, Konador, Cyprian wrote:
> Before incoming release, may I ask you for small TT video improvement? I
> mean Hold & Sample mode and Hypermono mode (both in TT Shifter
> resolution - $FF8262)
> 
> According to
> http://www.sarnau.info/atari:atari_tt030_hardware_reference_manual:
> HyperMono mode should be quite easy to implement:
> "HyperMono is a special mode that combines two of the output DACs to give
> 8 bits of control of the level of all three guns. The green output from
> the selected color palette entry provides the most significant 4 bits
> and the blue output provides the least significant 4 bits."

I think this would be simpler one to implement as it should be enough
just to add some special cases to the TT emulation.

But I think it's something to look after Nicolas does the release.


> And
> http://www.atari-forum.com/wiki/index.php?title=Atari_STE_FAQ_compiled_b
> y_The_Paranoid_/_Paradox: Hold & Sample mode:
> " In this mode, every pixel with a colour different from 0 will 'smear',
> meaning that all pixels with colour 0 to the right of a pixel with
> colour X will be drawn in colour X. Only the left border resets the
> smear mode and really draws colour 0 as colour 0 until a pixel with
> colour<>0 follows. This mode was meant to make programming of
> filled-vector 3D graphics about as easy as programming wireframe
> vectors. Unfortunately, it stayed widely unused."
> 
> I'm able to prepare testing application for both modes. In additional,
> I'm waiting for my new acquisition - TT030 (should arrive this week),
> therefore I'll be able to do all needed tests.
> 
> Another issue is emulated TT performance. GEMBench reports strange
> results, e.g. "Integer division" shows 34% of real TT. Maybe adding TT
> emulation to hatari_falcon.exe could fix that issue?

Laurent, any comments?


	- Eero


> 
> Many thanks
> 
> Regards
> Cyprian
> 
> > -----Original Message-----
> > From: Listengine [mailto:listengine@xxxxxxxxxxxxxxxxx] On Behalf Of
> > Nicolas Pomarède
> > Sent: Saturday, April 14, 2012 19:58 PM
> > To: hatari-devel@xxxxxxxxxxxxxxxxxxx
> > Subject: [hatari-devel] Release 1.6.2 in mid May
> > 
> > Hello
> > 
> > We added a few changes since 1.6.1 in january (ste video, ikbd, dsp,
> > 68040 mmu, ...) and I think it could be a good idea to release 1.6.2 in
> > a not too distant future (for example to see the very good 'Archives'
> > demo by Dune/Sector one).
> > 
> > In my case, I think I will ba available to handle the release somewhere
> > around mid-may, so I'd like everyone with pending modificaitions to
> > see if they can be applied now, in order to be able to test them
> > before releasing.
> > 
> > If there's no modification at the moment, then it's fine, it means we
> > can release without too much problem as I didn't hear about bugs due
> > to the recent changes in Hatari.
> > 
> > Nicolas