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Rec.Autos.Simulators Archive

GPL: Jittery Steering

8 posts by 5 people · 01 Nov 1998 - 02 Nov 1998

BRH 01 Nov 1998#431835
I just upgraded from a Voodoo card to a Voodoo 2 card. Although my frame rates have increased, I find that the steering has gotten pretty shaky and jittery. I've tried playing around with the linear slide bar, but it still shakes. This happens at all resolutions. My system is on overclocked Celeron 300A (to 450), and I'm using a Thomas TSW Sport Wheel. I've done a full install of GPL, and I'm using the "Generic" driver. Any help would be appreciated.
G Spar 01 Nov 1998#431836
Problem might be your Celeron : Voodoo2 is optimised for PII. Celeron i think has smaller cache and may not allow voodoo2 to show its full potential. Also use the direct drivers if they work esp if playing over internet. Cheers Greg
Quoted text (12 lines)>I just upgraded from a Voodoo card to a Voodoo 2 card. Although my frame >rates have increased, I find that the steering has gotten pretty shaky and >jittery. >I've tried playing around with the linear slide bar, but it still shakes. >This happens at all resolutions. >My system is on overclocked Celeron 300A (to 450), and I'm using a Thomas >TSW Sport Wheel. I've done a full install of GPL, and I'm using the >"Generic" driver. >Any help would be appreciated.
After I overclocked my CeleronA to 450 MHz the steering became worse, and it wasn't that good at 300 MHz either. Waiting for USB wheels...
Quoted text (12 lines)>I just upgraded from a Voodoo card to a Voodoo 2 card. Although my frame >rates have increased, I find that the steering has gotten pretty shaky and >jittery. >I've tried playing around with the linear slide bar, but it still shakes. >This happens at all resolutions. >My system is on overclocked Celeron 300A (to 450), and I'm using a Thomas >TSW Sport Wheel. I've done a full install of GPL, and I'm using the >"Generic" driver. >Any help would be appreciated.
Neil Yeatma 01 Nov 1998#431838
Quoted text (24 lines)> Problem might be your Celeron : Voodoo2 is optimised for PII. > Celeron i think has smaller cache and may not allow voodoo2 to show its full > potential. > Also use the direct drivers if they work esp if playing over internet. > Cheers > Greg > >I just upgraded from a Voodoo card to a Voodoo 2 card. Although my frame > >rates have increased, I find that the steering has gotten pretty shaky and > >jittery. > >I've tried playing around with the linear slide bar, but it still shakes. > >This happens at all resolutions. > >My system is on overclocked Celeron 300A (to 450), and I'm using a Thomas > >TSW Sport Wheel. I've done a full install of GPL, and I'm using the > >"Generic" driver. > >Any help would be appreciated.
No...the problem should not be your Celeron 300/450 (I've got one) or Voodoo2 (I've got one). It sounds like a bad or dirty steering pot in the TSW (Yep, I have one of those, too). Try using electrical contact cleaner (Radio Shack sells it) on the steering pot. If the pot is okay...try another game and see if it's just GPL...try using the Direct Input option in GPL. This should give you better response than the Generic. Also, be very sure that your TSW is properly recognized and calibrated in the Windows Game Controllers applet before starting GPL. -- Neil Yeatman Ajax, Ontario, CANADA
BRH 01 Nov 1998#431839
Thanks for your suggestions. I don't think it's a pot though. The wheel is only a few months old and hasn't been used heavily. Also, I have no such problem in other games. I checked th calibration in Win95 also, and it seems OK. BTW -- just curious. What Win95 game controller setting do you use with your TSW? Thanks.
BRH 02 Nov 1998#432032
Yep. You hit it right on the head. My steering pot needed cleaning. I sprayed in some carburetor cleaner and voila -- rock solid again. Thanks! .
Jason Monds 02 Nov 1998#432033
> Try using electrical contact cleaner (Radio Shack sells it) on the > steering pot. If the pot is okay...try another game and see if it's > just GPL...try using the Direct Input option in GPL. This should give > you better response than the Generic. I can vouch for Direct Input fixing jittery steering. I was hosting a couple games (Nov 1) and basically lost 2 races due to jittery steering. After the races, I tested my T2 with TMscope and it was perfect. Tried a training run and no jitters. So I thought it was due to my low-frame rate. I played a single race with 19 cars and the jitters came back. I remembered about the Generic Drivers stopping interrupts, so I switched to the Direct Input driver. Voila! I played the same single player race with NO jitters :) -- ----- Jason Monds Used to be The Clapper in GPL! Now I'm just me :) theCLAPPER in Kali (Remove 'no spork' when replying)
Neil Yeatma 02 Nov 1998#432034
> BTW -- just curious. What Win95 game controller setting do you use with > your TSW? I created two Custom Controllers in the Game Controller applet. Since I have the 2/3 axis switch on my TSW, I created a "TSW 2 Axis" and "TSW 3 Axis" controller. Setting these up takes all of a few seconds each...and they're easy to select, as they sit at the bottom of the list (you could probably name them so they appear at the top, too). -- Neil Yeatman Ajax, Ontario, CANADA

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