Re: [hatari-devel] SDL2 and Videl mode handing issue

[Thomas Huth <th.huth@xxxxxx>]

Am Sun, 13 Nov 2016 09:06:00 +0100
schrieb Thomas Huth <th.huth@xxxxxx>:

> Am Mon, 7 Nov 2016 01:34:09 +0200
> schrieb Eero Tamminen <oak@xxxxxxxxxxxxxx>:
> 
> > Hi Thomas,
> > 
> > When you added SDL2 support, you ifdeffed out
> > the Videl resolution scaling code for SDL2.  
> 
> Yes, scaling is done by SDL2 in a much better way, so that part should
> not be used anymore.
> 
> > As result, I get "Failed to create 5120x516@32
> > texture" error and Hatari exit when Mahabharata
> > demo starts.
> > 
> > Could you look at it at some point?  
> 
> It does not abort for me here, but I can see that the demo temporarily
> switches to such a huge resolution, which does not make sense.
> The problem is here that we calculate the Videl resolution via the
> FF8210 register and the current BPP value. I think this is wrong and
> should be fixed one day, likely via HDB and HDE instead, but I don't
> have a clue how these Videl registers work, and currently lack the
> time to get into this...

I just noticed that I somehow mixed up FF8210 with FF820E ... so please
ignore my above comment, FF8210 should be ok here. So the sanity
check should be the right fix here, unless somebody got a better idea
how to deal with this issue...

 Thomas