Re: [hatari-devel] Hatari Falcon videomode bug

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On maanantai 20 helmikuu 2012, Roger Burrows wrote:
> When running in Falcon emulation (68030+Falcon+32MHz), the
> 'interlace/double line' bit in the Falcon videomode is interpreted in
> the opposite way from a real Falcon, as follows:
> Interlace/double line         Real Falcon              Hatari
> ---------------------         -----------              ------
>         0                  Full height screen     Half height screen
>         1                  Half height screen     Full height screen
> This can easily be seen by running TOS 4.04 under Hatari and on a real
> Falcon. In the "Set video..." dialog, if you select 16 colours, 80
> columns, interlace off (this is videomode 0x000a), the screen on a real
> Falcon is 640x480; the screen on Hatari is 640x240.

How did you measure the Hatari screen size, from "--trace videl" output?

(Normally Hatari aspect corrects and zooms Videl output)

> If you set interlace on (videomode 0x010a), the screen on a real Falcon
> is 640x240; the screen on Hatari is 640x480.

	- Eero

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