Automobilista 2 Custom Force Feedback - Overview & Recommendations

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

  1. Stakanov

    Stakanov Well-Known Member AMS2 Club Member

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    @Michael Enright and no one will ever tell you it's wrong ;) ... on the contrary, since they are not certainties, you make me doubt and I will try it again in the next version :)

    Btw @Karsten Hvidberg for you the file is still experimental in development or we can call the exp.6 the def. 5.0.1.4 and make our own versions?? You want to make other changes?? ;)
     
  2. Karsten Hvidberg

    Karsten Hvidberg Well-Known Member

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    Hey Stakanov,

    I found a cpl things to be improved before posting that, unf...
    1) Dynamic adjustment of center_full, based on velocity.
    2) Further adjustments to bumps, both on and off kerbs.

    So at least one more experimental. Not enough time, however, so not expecting to post until late Sunday with some luck :)
     
    Last edited: Apr 1, 2022
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  3. Stakanov

    Stakanov Well-Known Member AMS2 Club Member

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    Take all your time (no problem even after) and always thanks!!! ;)
    Good weekend to all!!!
     
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  4. Gazzawesty

    Gazzawesty Active Member AMS2 Club Member

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    Thanks Stakanov for your help and reply ❤️
     
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  5. Michael Enright

    Michael Enright Well-Known Member AMS2 Club Member

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    I just tried it again, back to back, and now I am leaning back toward
    (center_full (blend (min 1.00 (* lfb_slider 9.0)) 0.6 0.3)
    This is a very weird thing. Each time I play, it can feel slightly different. Just keep experimenting I guess.
     
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  6. Dean Ogurek

    Dean Ogurek "Love the Simulation You're Dreaming In." AMS2 Club Member

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    @Karsten Hvidberg
    Nice work on your latest version release.;)

    One thing I would like to try is to delay the Tear effect to the point where the steer tires are at greater slip- angle. From my RL experience, such effect does not occur until the tires are really being pushed hard, just exceeding optimal grip in the cornering phase.

    As it is now, the tear effect occurs a bit too early, imo.

    I'm willing to experiment with this but, just not sure what parameters would have the desired effect.
     
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  7. Karsten Hvidberg

    Karsten Hvidberg Well-Known Member

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    Away from comp, but it's named something "tear offset", the higher the later.
    Also "scrub offset" is there.
     
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  8. Manolo

    Manolo Member

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    Yes tear_threshold and scrub_threshold, you can modify already now when start the effect ;)
     
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  9. hotak

    hotak New Member AMS2 Club Member

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    I tried to post in the other FFB thread, but could anyone update me on the various bugs/known issues for custom FFB? I want to make a pure rack FFB file for my simucube2, with only the steering limit bumpstops as additional effect. I already made one for PpCars2, but directly porting it to AMS2 results in very strong FFB with bad oscillation issues. It used inverted My and Mx forces as suggested in christiaan's pure FFB for pCars2, is this still valid? Can i find a documentation about the various variables and operations somewhere?
     
  10. Danielkart

    Danielkart Well-Known Member

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    I assume that you are traveling with motion because you only want to simulate the steering axles? That's going to be difficult
     
  11. TomP

    TomP Active Member

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    @hotak Try default file generated by the game. From description it "gives you raw & unaltered force as integrated by physics engine acting on steering rack of the vehicle physical model" .

    Here you have default file with modified bumpstop.
     

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  12. Danielkart

    Danielkart Well-Known Member

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    Stakanov and to everyone here in the forum. Stakanov I discovered something in the thread. If that's what I think, after these 2 codes (front axle connected to steering) there is another gamechanger in ffb. Oh my God :D:D I'll try to test it today and report back
    regards
     
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  13. Kuku

    Kuku Flying Kiwi AMS2 Club Member

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    Many moons ago, I experimented with porting Christians file into Ams2 , it was probably before there was even a damping slider in Ams2,
    I can’t remember how well it worked , but it’s possible.
    I will have to see if I can find the file on my old hardrive, it may help you identify what you need to get it working.
     
  14. Stakanov

    Stakanov Well-Known Member AMS2 Club Member

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    I am also experiencing these strange phenomena of changing sensations ... it happens when I restart the game, or when I change the car and then return to the same, or, when I leave I have an accident and then I restart the game ... having said that, if the my game does not throw a tantrum, with the latest experimental version n.6 by karsten I recently find this center decent which initially I would have given for exaggeration .....

    (center_full (blend (min 1.00 (* lfb_slider 12.0)) 0.6 0.3)

    ????? o_Oo_Oo_Oo_Oo_Oo_O

    :D:D:D
     
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  15. Kuku

    Kuku Flying Kiwi AMS2 Club Member

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    if you use/ have one of my previous tunes, you could copy the scrub and tear threshold values and also the frequency’s and scales and it will feel very similar.
    But try it in steps, do threshold first then effects .
     
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  16. Danielkart

    Danielkart Well-Known Member

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    oh my god it s incredibly accurate what I thought I m grinning at all times. Will post it to you today:D:D:D:D:D
     
  17. Danielkart

    Danielkart Well-Known Member

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    Tested with Mercedes Benz CLK LM (rather a difficult car to drive)
    Scrup comes before tear:

    (tear_threshold 0.3)
    (scrup_threshold 0.15)

    For effects scales:
    (tear_hard 0.3)
    (tear_frq_scale 1.25)
    (tear_scale 0) I could hardly believe it myself, set tear_scale to 0. But it takes away all the tire feel and roughing. It covers the whole ffb feeling enormously.

    Now the implementation at Scrub FX. 2 new lines

    (FL_scrub(*FL_scrub(blend(abs RL_scrub)1 0.3)))

    (FR_scrub(*FR_scrub(blend(abs RR_scrub)1 0.3)))

    This is for Stakanov's custom file, mine would be just one line. But with both Stakanov and my custom, it's just amazing. A tire feeling to dream of and full car control.
    Have fun and good night
     
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  18. Stakanov

    Stakanov Well-Known Member AMS2 Club Member

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    @Danielkart you'll be a fool but I'm going to the asylum with you!!! o_O:Do_O:Do_O:D
    it's true, I activate the tear_scale at any level and the tires doze off, I set tear_scale 0.00 and the tires return and excellent advice on the implementation of additional scrub lines. :D:D:D

    @Karsten Hvidberg i think, if we are not wrong, that here we need to investigate, if this mistake is irremovable we could think of eliminating the tear otherwise we must find a way to produce the effect while preserving the feeling of the tires. The problem is immediate when the tear_scale_effect is activated > 0 ... o_O

    I tested a little, but for now, I can only confirm that I am happy with this code for the center :)
    (center_full (blend (min 1.00 (* lfb_slider 12.0)) 0.6 0.3)

    and add that I have re-entered the MadnessBug code, maybe it will be placebo but I no longer feel the strange random variations in the driving sensations ;)

    Good night guys!!!
     
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  19. Danielkart

    Danielkart Well-Known Member

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    good morning Stakanov, good morning Karsten!
    hihi, Stakanov i know an institution here, should i make a reservation?:D:D It's unbelievable but true, I felt like a donkey yesterday too, but a happy donkey.
    Karsten, I don't think it's a mistake, on the contrary, it opens up great opportunities again. :)This tear_scale was responsible for a lot of bugs. It can also be that the fluctuations in the driving experience that you described caused it. I only had a little time yesterday to test more. Anyway, it's getting better and better, and I'm already seeing new possibilities with this extreme progression and these changes. Have a nice day, it's snowing here:eek:
     
  20. Karsten Hvidberg

    Karsten Hvidberg Well-Known Member

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    I am not sure what you mean by bugs reg. tear_scale?
     

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