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trigger stick: analog v. digital
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bdsjake:
Have a Raider Blue trigger stick on the way, and read about the hacks.  But, what advantage is there in have a trigger stick on microswitch joystick base, vs. analog pots?

I also have  MS Sidewinder USB, and am able to play Tron, DOT, Zaxxon, Foodfight with this stick.  Is it just easier to mount a microswitch base to control panel?  Are some games not playable with one or the other?

Thanks,
Druin:
I don't know what types of trigger configurations all the arcades had except I know Xenophobe was switch type because I have one of the joysticks.

In that case, if all the arcade trigger sticks were switch types, then the analog won't give you any advantage, you'd just be using it converted to digital operation at the analog extreme ends of motion...no benefit unless the stick physically feels better to you.

If the games were originally analog sticks and you're using a digital one, you are robbed of a lot of control, where you only get the extremes of each direction on the switch type...like trying to play spy hunter with a digital game pad, one attempted motion to the left or right, and bang, you're in the trees.
jerryjanis:
Today I was playing Tron with my Raider Pro analog joystick...  This game is one example where the analog joystick works surprisingly poorly.  The light cycles stage doesn't work very well...  I think that Tron had a special restrictor on it so that it is ALMOST a 4way joystick, but if you really jam it into the corner, then it will do a diagonal.  When I use the analog joystick, it's very difficult to avoid moving at SLIGHT diagonal.  On the Light Cycles stage, there is no diagonal, so it's very difficult to get the cycle to go straight - it stutters up/left/up/left, even when I'm trying to just go up.

This is a problem that could be fixed in software by modifying the Mame code to handle an analog joystick in a certain way for 8way joysticks.
u_rebelscum:
Most arcade games used digital sticks (aka "joystick", "dpad", "arcade stick").  Only a fraction used analog sticks (aka "AD stick", "flight stick", "game port standard joystick").  Very few analog trigger sticks are in mame ATM.

Most of the points are already covered.


--- Quote from: jerryjanis on June 06, 2003, 11:24:39 pm ---....
When I use the analog joystick, it's very difficult to avoid moving at SLIGHT diagonal.  On the Light Cycles stage, there is no diagonal, so it's very difficult to get the cycle to go straight - it stutters up/left/up/left, even when I'm trying to just go up.

This is a problem that could be fixed in software by modifying the Mame code to handle an analog joystick in a certain way for 8way joysticks.

--- End quote ---

Did you try increasing the "a2d_deadzone" setting?  I think this already does what you are looking for.

"a2d_deadzone" is short for analog to digital deadzone, or something like that.  The default is "0.3000" (30%), and can go up to "1.0" (100%).  It's not related to the angle the stick is moved, unless there is a direct relation between the angle moved and the directX value mame sees; the "relation" can be changed in some drivers.
jerryjanis:

--- Quote from: u_rebelscum on June 07, 2003, 04:39:49 am ---Did you try increasing the "a2d_deadzone" setting?  I think this already does what you are looking for.

--- End quote ---

Quite right, thanks!
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