rec.autos.simulators

F1C Still Not Convinced

Haqsa

F1C Still Not Convinced

by Haqsa » Tue, 01 Jul 2003 11:57:47

Back and forth, I know, I seem to keep changing my opinion.  But there is
something still wrong here.  It is either ride height or suspension travel
or something (using the included setups, 2002 Nurburgring), because at the
slightest provocation my inside front tire will come off the ground and stop
rotating, usually followed shortly thereafter by a spin.  I have seen them
get very light in real life F1 on TV but this is not at all the same thing,
I don't even need to be pulling a lot of G's. Also locking up the fronts
frequently leads to a spin, and touching the curbs often leads to a sudden
spin.  Not logical.  The first two situations should result in a hellacious
push, not a spin.  The second situation feels like I grounded the tub, but
when I look at the telemetry that is not the case.  Another example, in some
places if I touch the curb at speed, throttle on and no brakes, the front
wheel stops spinning.  How can that possibly be right?  Using high rate
physics, haven't tried it without yet, but did try with and without extra
tire sampling and that didn't make a difference.  I have no indication of
any control problem, all the axes look fine.  I know I'm not the first
person to mention this either.  Something is screwed up, either with the new
physics or the included setups.
Aaron Markha

F1C Still Not Convinced

by Aaron Markha » Tue, 01 Jul 2003 12:03:51

Whew, same problem here. Glad it's not just me.

---------------------------------------------
Thanks,
Aaron Markham

RATE MY CAR AT CARDOMAIN.COM!
http://www.cardomain.com/id/amarkham

*RIP Ayrton Senna & Dale Earnhardt*

Steve Smit

F1C Still Not Convinced

by Steve Smit » Tue, 01 Jul 2003 12:28:08

Since bumpers aren't modeled, you can get infinite spring rates whenthe
chassis grounds.  Maybe it doesn't show in the telemetry.  It is one of the
issues addressed in the patch (if you've read the readme).  Wheels rotating
at odd moments (like when the car is stopped or stuck--I mean the fronts
rotating) might be graphics bugs independent of the physivs at work.


Damien Smit

F1C Still Not Convinced

by Damien Smit » Tue, 01 Jul 2003 15:52:08

There's a patch?

Iain Mackenzi

F1C Still Not Convinced

by Iain Mackenzi » Tue, 01 Jul 2003 19:27:18

I have the exact same problem as you.  There is something wrong with F1C.
Wheels lock, back end spins when it shouldn't, no grip on kerbs at all - one
touch and you're off!
I've spent the whole weekend on it (concentrating on A1 Ring) trying to
convince myself not to take it back to the store.  I can't get out of the
1'12"s. On F12K2 I was in the 1'09"s.
I'll post more details on my experience later.
Iain


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Steve Smit

F1C Still Not Convinced

by Steve Smit » Tue, 01 Jul 2003 19:52:04

Yes, the readme has been posted.  The patch will be up as soon as it's
vetted by Sierra.


Doug Elliso

F1C Still Not Convinced

by Doug Elliso » Tue, 01 Jul 2003 20:28:39


Sierra???

Ashley McConnel

F1C Still Not Convinced

by Ashley McConnel » Tue, 01 Jul 2003 20:34:04


Where is it posted?  I can't see any mention of F1C on either EA or ISI's
site.

Thanks!
Ash
http://www.siroccoracing.com

ZZ Busc

F1C Still Not Convinced

by ZZ Busc » Tue, 01 Jul 2003 20:55:54

Ok, at least it's not me. Can anyone do donuts in the gravel traps? I also
notice that when I'm rolling back onto the track, when my rears hit the
pavement, I spin. No gas applied, just rolling along. I think the spin
modeling is kinda wonky. Other then that I'm very happy with it. Although I
haven't tried to many online races, the spin thing gets very frustrating.

ZZ

Lawman_027

F1C Still Not Convinced

by Lawman_027 » Tue, 01 Jul 2003 21:49:03


> Yes, the readme has been posted.  The patch will be up as soon as it's
> vetted by Sierra.



> > > Since bumpers aren't modeled, you can get infinite spring rates whenthe
> > > chassis grounds.  Maybe it doesn't show in the telemetry.  It is one of
>  the
> > > issues addressed in the patch (if you've read the readme).  Wheels
>  rotating
> > > at odd moments (like when the car is stopped or stuck--I mean the fronts
> > > rotating) might be graphics bugs independent of the physivs at work.

> > There's a patch?

Isn't he referring to F1C....not Nr2003. AFAIK there is no patch for a
game that was released a week ago.
Remco Moe

F1C Still Not Convinced

by Remco Moe » Tue, 01 Jul 2003 22:21:46



Personally I think the problem is caused by the controller lag. If you
select the top-down view, and steer from lock to lock, you'll notice a
.25 sec delay. I've a feeling the same occurs when you release the
throttle/brake.  

I've "solved" it by putting more rearwing, weight to front, and
brakebias to front. I like the explanation in the manual, BTW (Dutch
version) If I put the brakebias to the front, the braking distance
will be longer. But if I put it to the back, it will
get....errr.....longer....  <g>

Remco

Jason Moy

F1C Still Not Convinced

by Jason Moy » Wed, 02 Jul 2003 00:17:25

On Mon, 30 Jun 2003 11:27:18 +0100, "Iain Mackenzie"


>I have the exact same problem as you.  There is something wrong with F1C.
>Wheels lock, back end spins when it shouldn't, no grip on kerbs at all - one
>touch and you're off!

Whoa, that sounds sort of like, um, what's the word... real F1?

FWIW, I use the kurbs at several tracks without an issue.  It's a
matter of knowing which you can use and which you can't.  The only
problem I have with the curbs is that, unlike real life, the high ones
won't do significant damage to your front wing (as Button discovered
in qualifying this past week).

Your times will be slower because the aero model works in a convincing
manner now.  Just slow down more, and stay off the gas longer, it's
sort of like driving a real car no?  In F12k2 you could take corners
flat out that would see a real car spinning wildly into the barriers,
now you have to actually use that left pedal and feather the throttle
on the exits (assuming you have TC off or on low), it's kind of nice.

If you're having trouble with the default setups just try running more
wing, a stiffer front bar/softer rear bar, or less brake pressure and
a higher diff.  Most tracks in modern F1 are full wing tracks where
you want every ounce of aero downforce and as soft a rear bar as you
can run to maximize grip out of slow corners.

Jason

Steve Blankenshi

F1C Still Not Convinced

by Steve Blankenshi » Wed, 02 Jul 2003 01:45:56


> On Mon, 30 Jun 2003 11:27:18 +0100, "Iain Mackenzie"

> >I have the exact same problem as you.  There is something wrong with F1C.
> >Wheels lock, back end spins when it shouldn't, no grip on kerbs at all -
one
> >touch and you're off!

> Whoa, that sounds sort of like, um, what's the word... real F1?

> FWIW, I use the kurbs at several tracks without an issue.  It's a
> matter of knowing which you can use and which you can't.  The only
> problem I have with the curbs is that, unlike real life, the high ones
> won't do significant damage to your front wing (as Button discovered
> in qualifying this past week).

> >I've spent the whole weekend on it (concentrating on A1 Ring) trying to
> >convince myself not to take it back to the store.  I can't get out of the
> >1'12"s. On F12K2 I was in the 1'09"s.
> >I'll post more details on my experience later.

> Your times will be slower because the aero model works in a convincing
> manner now.  Just slow down more, and stay off the gas longer, it's
> sort of like driving a real car no?  In F12k2 you could take corners
> flat out that would see a real car spinning wildly into the barriers,
> now you have to actually use that left pedal and feather the throttle
> on the exits (assuming you have TC off or on low), it's kind of nice.

> If you're having trouble with the default setups just try running more
> wing, a stiffer front bar/softer rear bar, or less brake pressure and
> a higher diff.  Most tracks in modern F1 are full wing tracks where
> you want every ounce of aero downforce and as soft a rear bar as you
> can run to maximize grip out of slow corners.

--------

You do have to run different-style setups than would have worked in F12K2.
More front-loaded weight bias, brake bias, shock and aero settings, etc..  I
see that as a good thing, whether they've got it right this time or just a
different version of wrong.  Moving the weight bias forward helps with the
flying inside front wheels, and also keeps the car from spinning under
braking so easily.  Which makes sense, given the lessened influence of
downforce in overall tire loadings - the end with the most weight wants to
keep going straight.  Makes these things steer with the pedals a lot more
now, ala you-know-what.

Some questions remain, though.  Graphed the slip curve of the F1C '02 tires
vs the F12K2 tires and that's a truly odd-looking curve, especially in the
twenty data points or so just past peak grip; drops a bit, stabilizes, then
a bigger drop.  Grip should indeed fall off more suddenly than F12K2, so
that's good, but it still looks a bit strange.  And I still have doubts
about the CG-weight shift after rolling the car at the Ring by just hitting
the curbing while sliding.  D.C. tested this for me yesterday and his
results were slightly better, if less spectacular...  ;-)

SB

PS - running low 1:10's with F1C at the A1 Ring, and have seen low :09's
online, which is in pretty much line with real '02 times.

Jason Moy

F1C Still Not Convinced

by Jason Moy » Wed, 02 Jul 2003 02:37:52

On Mon, 30 Jun 2003 12:45:56 -0400, "Steve Blankenship"


>Some questions remain, though.  Graphed the slip curve of the F1C '02 tires
>vs the F12K2 tires and that's a truly odd-looking curve, especially in the
>twenty data points or so just past peak grip; drops a bit, stabilizes, then
>a bigger drop.  Grip should indeed fall off more suddenly than F12K2, so
>that's good, but it still looks a bit strange.

I'm not particularly knowledgable on tire modelling, but could that
have anything to do with maybe representing grooved tires better?

Is it possible that part of the problem with high curbs is poor track
modelling?

Jason

Dave Henri

F1C Still Not Convinced

by Dave Henri » Wed, 02 Jul 2003 02:44:13


   is it possible I haven't got me newsreader configured properly?
just testing...you may now return to your thread..

dh


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