Automobilista 2 Custom Force Feedback - Overview & Recommendations

Discussion in 'Automobilista 2 - General Discussion' started by Karsten Hvidberg, May 30, 2020.

  1. Wolke

    Wolke Member

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    that may depend on base? i cannot let go of the wheel, its going wild. :D i use fanatec recommended settings and joaquims strength recommendation. damping up or down is doing nothing
     
  2. Joaquim Pereira

    Joaquim Pereira Well-Known Member

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    What's new:
    • Substantially revised front axel algorithm (better tracking, better weight transfer feeling)
    • Substantially revised rear axel algorithm (to mimic rF2's manners)
    • No more pseudo-gyro forces (rack forces already capture that very well)
    • Several adjustments (including removed excessive oscillations)
    • (please, read the notes - very important to achieve more pleasure and less pain...)
    Still to improve/implement:
    • (no roadmap)
     
    Last edited: Feb 18, 2024
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  3. XTRMNTR2K

    XTRMNTR2K I WANNA GO FAST! AMS2 Club Member

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    While I had actually planned to put my G25 aside for a while I spent some time trying your latest file today. WOW is all I can say. It works well out of the box without the need to modify any settings in the file itself - after playing with the ingame settings I settled for 65/15/30/0, which seems to work great on most cars. Some require tweaking the per-car gain modifier by +/- 1-3 percent, but that's it.

    Also, after playing the Beta the other day (where I still use Default+) I was pondering what the major differences between the stock FFB and your file are. To put it simply, the default FFB of AMS2 lets you know what that the car is doing, particularly with regards to the rear and its overall momentum. Your file on the other hand doesn't just let me know what the car is doing, but helps me make the car do what I want it to do! Simply put, it makes it easier to be precise and inspires more confidence, though the degree varies from car to car (but that's more related to the cars themselves rather than the FFB). For example, I just tried the Porsche 963 LMDh today using your latest file and holy smokes, the feedback is among the best I have ever experienced in any sim for such a car!

    I'll leave it at that for now as I probably won't be spending much if any time behind the wheel for a while. Major kudos to you for your continued work on the FFB, it is greatly appreciated. :)
     
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  4. GFoyle

    GFoyle Well-Known Member AMS2 Club Member

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    Like I already mention in private message, I like this version a lot. Didn't have time to try it out with more than couple of cars doing couple of races, but it's really good just based on those alone and clearly the best version of yours I have tried out this far.

    (the v10 that came before felt very different, so even if that wasn't your thing, I encourage to give this one a try too).
     
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  5. dMASS

    dMASS Member

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    amazing work man! my new fav ffb. For my taste I just removed engine and abs vibes, kept everything else as is. Using linear for ffb scale on my wb is not something I ever do, but works very well with your custom, peak certainly feels wrong image1.png rn_image_picker_lib_temp_4e9ded17-b760-4567-a631-633268f9c897.jpg
     
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  6. Joaquim Pereira

    Joaquim Pereira Well-Known Member

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    It was called to my attention by @GFoyle that v10 Gen1 was producing (very) low frequency oscillations in Barcelona's main straight.
    I tested that combo and was able to reduced to insignificant levels using the changes below. @GFoyle confirmed the same results.
    Because of different suspensions geometries/forces, this could be used/needed for some cars. As posted here, I've done most of my tests with McLaren 720s GT3 (the rational: if 'dull' cars can feel good, so will all the others :cool:) . Also tested LMDh Porsche and DPi that felt both very strong as this v11 puts much more forces in the middle range (the overall forces will feel much stronger).

    Here's the FFB histogram in Barcelona main straight (almost a Normal/Gaussian Distribution):
    upload_2024-2-20_17-55-12.png

    _______________________________________________________________________________________
    To reduce forces related to weight transfers, try this...
    Replace:
    (rack_damp damping_slider) # damping [0-1]
    with:
    (rack_damp 0) # damping [0-1] #was damping_slider

    and replace:
    (rack_coarse_lfb (+ rack_coarse_lfb (* wt_factor adhesion_front_scaled)))
    with:
    (rack_coarse_lfb (+ rack_coarse_lfb (* wt_factor damping_slider adhesion_front_scaled)))

    Now, put damping slider at 70 and vehicle-specific gain at 100%. There you have it!
    Adjust the damping slider at will, it no longer represents damping but forces from front suspension.
    _______________________________________________________________________________________

    The need for addicional FFB sliders kicks in once again... :whistle:
     
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  7. AlejandroC

    AlejandroC New Member

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    Hi Joaquim!

    I have been trying your file with my Fanatec CSL DD 8nm and I want to know how to adjust the gain properly. I am using a neutral config in the Fanatec control panel with FFB scale set to LINEAR. Thing is I get a too light FFB for my taste, and I have trying to correct that increasing the per-vehicle FFB gain beyond 100%, keeping the settings at the control section at 65-0-20-0. Is changing the vehicle gain the correct way to adjust this? Or can I play with the general gain setting too?

    Thanks for your work!
     
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  8. Racinglegend1234

    Racinglegend1234 AMS2 wiki founder AMS2 Club Member

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    Have you tried peak FFB?
     
  9. AlejandroC

    AlejandroC New Member

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    Yes, with PEAK I find it stronger, but I am not sure if it is the correct setting for this file.
     
  10. Dmand

    Dmand Active Member

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    This file feels very good. It brought out the self aligning forces that have been missing on your previous files for my Logitech G pro racing wheel DD.

    I really like what you have done with the effects.

    Only problem for me is that it gets a bit dangerous if you hit a wall or something. Also off road is a little wild, but i am assuming if you tone down those forces, it would take away from the very good on road effects that can be felt.

    Anyways, great stuff! Just wish i could somehow tone down the collision effects.
     
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  11. Joaquim Pereira

    Joaquim Pereira Well-Known Member

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    Yes, that's the correct way. The gain at 65 already puts cars in the correct ballpark (clipping breafly on high stress situations) then vehicle-specific FFB corrects to taste.

    Yes, it can be if not setup like I suggest. I prefer to limit the torque at wheelbase to something I find acceptable/safe, and let the sims whatever they want (even crazy stuff like rF2 does between sessions :confused:). Those crash jolts really had to realism, but need to be controlled as suggested.
    I had a TS-PC before and used to say that the dangerous thing is the one with a killing switch :whistle:. Now that I have a DD, those words remain valid. That's the one we should get under control.

    Your other suggestions make sense, put a like here.
    I would be glad to have 6-10 parameters/sliders available to allow amplitude for different tastes.
     
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  12. Marnus Zwarts

    Marnus Zwarts Boost Creep AMS2 Club Member

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    Wow man, I just changed the overall scrub scale to 0.8, front scrub to 1.4 and rear 0.9 but crucially the lambdas to 0.4 and 0.35 respectively. With your new self alignment force, this should be the default ffb feeling in any sim. This give you the higher frequency scrubs, more akin to ACC, and a very distinct rear scrub, perfect to control oversteer. Just great tx. The word should be spread far and wide
     
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  13. unabalaverde58

    unabalaverde58 New Member

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    Try this setting from fanatec. I also have a csl dd 8nm bass
    with settings in games 65/00/20/00 as recommended by Joaquim with are FFB V11.
    I have a very good feeling of maximum hardness without clipping when adjusting the ffb in car. in linear mode a little less power as if I had a 5nm base.
    I also made adjustments in Joaquim's ffb notebook (I just changed the overall scrub scale to 0.8, the front scrub to 1.4 and the rear scrub to 0.9 but especially the lambdas to 0 .4 and 0.35 respectively)
    as recommended by Marnus Zwarts
    the car slips less. in terms of sensation it's close to the RF2 but I'll let you test it I don't have much experience, I used the recommended settings for RF2 for the fanatec 8nm from the site forum.studio-397.com and that's it. seems to work for Ams2 too
     

    Attached Files:

    Last edited: Feb 26, 2024
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  14. Joaquim Pereira

    Joaquim Pereira Well-Known Member

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    As an experiment, yesterday I removed micro details completly and I has thinking about rising scrub frequencies (in both custom FFB and my seat haptics). I'll try your settings, perhaps that's what I need and it's already done ;)!
     
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  15. jtortosen

    jtortosen Active Member AMS2 Club Member

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    With simagic alpha, using the same nm force base and ingame settings like you, with porsche gte, cadillac lmdh, mclaren gt3 etc, the wheel ondulates a lot. Not like heavy shaking from default settings but the wheel movement is still there...
    The more the speed, more and heavyer the ondulation movement on the wheel. Also, if I use a havier wheel (i use a gt3 and a rounded heavy shape wheel), the ondulations are a lot quieter.
     
  16. Xzanman

    Xzanman Well-Known Member

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    I noticed that in the default custom file there is a line for min force. Does this work differently than low force boost?
    If so what are the differences?

    Edit: after a bit of research I found the answer. They are indeed different. Min force sets the percentage of where forces start and low force boost changes the linearity of the FFB curve.
     
    Last edited: Feb 27, 2024
  17. newtonpg

    newtonpg Active Member AMS2 Club Member

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    General advice (me included) using TM driver/firmware updates.
    The update process overwhrite TM control panel settings to the fabric default.

    JP v11 was giving terrible rattles to my TM TX till I dicovered the real culprit, and now I can feel the beauty of JP11.

    Edit: Sorry, too much joint and rattles yet, my TX looks like my old G25. Editing, while come back to v10 is an option.
     
    Last edited: Feb 28, 2024
  18. Ernie

    Ernie Active Member AMS2 Club Member

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    Comparing to your v10 the FFB in v11 is a lot rougher and has more oscillations on my Asetek Invicta base.

    So i changed the following parameters in v11 ...
    Code:
    (scrub_scale_front 1.4)
    (scrub_scale_rear 2.0)
    ...
    (rack (* rack_scaled vehicle_ffb_gain 1.5))
    
    ...back to the values in v10.
    Code:
    (scrub_scale_front 1.4)
    (scrub_scale_rear 1.5)
    ...
    (rack (* rack_scaled vehicle_ffb_gain))
    
    For me it feels better with these values. Less twitchy and not that much overwhelming tire scrub effects.
     
  19. jtortosen

    jtortosen Active Member AMS2 Club Member

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    These values changes or fixes the oscilations? Because with my Simagic Alpha the oscilations are big and heavier XD (v11)
     
  20. Ernie

    Ernie Active Member AMS2 Club Member

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    Not really fixing it, but lesser oscillations.
     

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