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AJR Hacker
MAME Fan
Reged: 02/01/16
Posts: 36
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Re: Disable Screen Flipping - Cocktail mode?
05/31/17 02:56 AM


> Is there a way to disable screen flipping in the mame.ini or another place, but still
> play a game in cocktail mode?
>
> I assume that the games handle the screen flipping as part of the machine so it's not
> really a mame setting, so this probably seems like a silly question, but the reason
> I'm asking is I'd like to be able to use two sets of controls (Player 1 and Player 2)
> for a game like 1942 that only supports 1 set of controls as an upright, but allows
> for 2 sets of controls in cocktail mode. I realize that I can map both sets of
> controls to Player 1 and play that way, but just trying to avoid the players from
> affecting each other.
>
> Thanks!

As you suspected, screen flipping is indeed part of the machine emulation, though it's not emulated at a very low level. In my opinion, the most efficient way to disable screen flipping would be to write some sort of cheat script to prevent the flip screen bit of the video control register (bit 7 of $C804 in the case of 1942) from being set.







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Subject Posted by Posted on
* Disable Screen Flipping - Cocktail mode? lamprey 05/31/17 01:08 AM
. * Re: Disable Screen Flipping - Cocktail mode? AJR Hacker  05/31/17 02:56 AM

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