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**Ideas for FFB**[long]

3 posts by 2 people · 31 Jul 2000 06:35 UTC - 01 Aug 2000 21:05 UTC

Skeeter 31 Jul 2000 06:35 UTC#247582
First off I wanna say that I have been trying GPL with/without FFB to really get a feel to see if I like it more or not.The answer is a big I DO!!!.Even with its jerking the wheel on the straights unrealistically or the fact that corner entry feel is not right or the way the wheel goes limp for a second before it jerks in the other direction when the weight shifts,I find I much rather drive with FFB.The feedback of oversteer when braking hard and the way the wheel countersteers when the rear breaks loose is to much feedback to live without. I have been running ideas thru my mind about ways to enhance FFB with todays technology.Im not buying the reviews from the web on how FFB is a detriment and shouldnt be used or that good FFB is yrs away if it even arrives at all.Here are my ideas so flame em if you like:)) First off I think that Papy (or the West Bros for that matter) should work on the FFB program so that we can use Asymetrical camber even if they have to go unrealistic in attempt.When I read somewhere that using uneven camber causes spikes in FFB I went to symetrical camber and noticed a huge improvement.The lapses in force I would get went away and the wheel felt more solid.BUT the new sims coming out need asymetrical camber even more then GPL cars(especially N4 banking).They didnt even use asymetrical in 1967. Now heres my idea to to get rid of the annoying way the wheel goes limp as the weight of the cars shifts then jerks in the opposite direction.The way I figure FFB works on a LWFF is that the motor turns a shaft in one direction and the wire wrapped around it pulls the pulleys and the wheel in that direction.When you go from turning right to a quick left the motor has to slow down then speed up in the opposite direction and this is where the limpness then jerk comes from.This ANNOYS the hell out of me! But what if you use two motors instead of one and have each turning in opposite direction and both attached by cable to a single shaft connected to the pulleys.This way when you go from a quick right to left turn the left motor can start up as the right one slows down and youll get a much smoother transition.Im not sure but I think that the loaded tire is the one that controls the feel of the wheel so in effect youll have one motor for each front tire.As the weight leaves the left tire and transfers to the right,its motor will have already started generating force.The same way that your steering wheel in a real car is getting forces from two different tires,now your FFB wheel will get forces from two different motors.It would requiere a different FFB code since it now has two motors turning in opposite directions. Anyone have ideas to add to this??????????????
Gregor Veble 01 Aug 2000 10:33 UTC#246922
I do not have a FFB wheel so I don't know what the effect actually feels like, but the wheel going limp while the direction of the turn is being reversed is what a real car does as well. But perhaps the FFB mechanism intorduces some additional effects that I am not aware off. -Gregor Skeeter wrote: > Now heres my idea to to get rid of the annoying way the wheel goes > limp as the weight of the cars shifts then jerks in the opposite > direction.
Skeeter 01 Aug 2000 21:05 UTC#246678
On Tue, 01 Aug 2000 12:33:48 +0200, Gregor Veble <[email hidden]> wrote: >I do not have a FFB wheel so I don't know what the effect actually feels >like, but the wheel going limp while the direction of the turn is being >reversed is what a real car does as well. But perhaps the FFB mechanism >intorduces some additional effects that I am not aware off. When going from one direction to another the wheel seems to just go limp then jerks in the opposite direction due to there only being one motor that has to slow down,stop,then change direction and jump to the speed that the program feels it should be.In a real race car,as you ease off the steering lock and the front wheels start traveling in the direction that the car is pointing the steering stays tight and centered (straight) due to the tightening effect that speed has on the steering.Theres no completly looseness.With two motors I believe that this problem will be eliminated and the car wont jerk its way down the straights anymore.It will be nice and tightly centered:))This will make the FFB steering wheels feel much more realistic and then all we have to concentrate on is improving the reaction time from Monitor screen to wheel. A little tip for making FFB seem better is to be smooth.I have noticed just recently that if you try to go as smooth as possible the jerking effect isnt as dramatic.Another one is when coming to the turn-in point,turn the wheel slightly into the turn before you reach that point so the motor starts to move and youll get a better feel to turn-in. Later
Quoted text (8 lines)> >-Gregor > >Skeeter wrote: > >> Now heres my idea to to get rid of the annoying way the wheel goes >> limp as the weight of the cars shifts then jerks in the opposite >> direction.

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