I also have about the same setup. Have you used the
command line argument "-multiplemicexp -lightgun"?
You may or may not have to change the inputs to
recognize the gun trigger as button 1. There is a
menu option that lets you set which mouse to use for
players 1 and 2. This option may have to be changed.

-Aaron

--- Guillermo Cardenas <memowolf@...> wrote:

> I am using Windows XP with two ACT LABS PC Light
> Guns (USB type)
>
> My monitor is a 19" LG that works fine with a single
> lightgun or with both
> (but both shots register as player 1)
>
> I downloaded Mame Analog 79 but I can download any
> other version available
> including Advanced MAME or patches you recommend.
>
> Regards,
>
> Guillermo Cardenas
> memowolf@...
>
>
>
>
>
> From: Aaron Leininger <aaronleininger@...>
> Reply-To: pclightguns@yahoogroups.com
> To: pclightguns@yahoogroups.com
> Subject: RE: [pclightguns] AdvanceMAME and 2 Player
> PC USB Lightguns
> Date: Mon, 20 Feb 2006 13:11:06 -0800 (PST)
>
> Can you tell me more about your system?
>
> What operating system? What monitor? Which version
> of
> MAME Analog+?
>
> I was able to make the lightguns work in AdvanceMAME
> too, but you have to callibrate them like a joystick
> each time you play a game. Even though I can play
> AdvanceMAME at a higher version, I decided to still
> use MAME Analog+ because the accuracy was lower on
> some of my favorite games (Lethal Enforcers 2), and
> there were very few new games on the newer version
> that I wanted to play.
>
> -Aaron
>
>
>
> --- Guillermo Cardenas <memowolf@...> wrote:
>
> >
> >
> > Aaron,
> >
> > Could you tell me how to make 2 PC USB lightguns
> > work in tandem??
> >
> > I have tried fiddling with Analog mame to no
> avail.
> >
> > If anyone else is using 2 USB lightguns please
> tell
> > me how to make them work
> > as Player 1 and Player 2. The best I managed was
> > that I could use both guns
> > but only player 1 registered the scores.
> >
> > Best Regards,
> >
> > Guillermo Cardenas
> > memowolf@...
> >
> >
> >
> >
> >
> > From: "Aaron Leininger"
> <aaronleininger@...>
> > Reply-To: pclightguns@yahoogroups.com
> > To: pclightguns@yahoogroups.com
> > Subject: [pclightguns] AdvanceMAME and 2 Player
> PC
> > USB Lightguns
> > Date: Fri, 17 Feb 2006 06:03:29 -0000
> >
> > Has anyone tried out AdvanceMAME + XP + 2 PC USB
> > Lightguns? I have
> > heard that AdvanceMAME has 2 player lightgun
> > support. My setup works
> > well now with AnalogMAME+, but I would like to
> play
> > some of the newer
> > versions of MAME. AnalogMAME+ hasn't been
> updated
> > in more than a year.
> >
> > -Aaron
> >
> >
> >
>
>
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