Re: [hatari-devel] Re: Leonard/Oxygene trace protection crashes on Hatari

[Nicolas Pomarède <npomarede@xxxxxxxxxxxx>]

Le 21/12/2016 à 19:51, Nicolas Pomarède a écrit :
> In Hatari 2.0, I added support for really reloading video counter around
> cycle 50, but my measures on STF were made with a not too precise method
> (~20 jitter cycles). This seemed good enough, but now I see I need to
> improve this to a more accurate value (basically, the demo reads the
> restarted video counter $600, while it should read the bottom of screen
> value $7d00, which alters the decoding)

Hi

I made some more precise measures on STF, Hatari 2.0 was restarting 
video counter 8 cycles too soon on pos 48 instead of pos 56.
This is now fixed in dev version ; as expected, the demo sprite32 by 
Leonard now works much better :)

Nicolas