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Gas pedal linearity (and brake pedal)

Discussion in 'Troubleshooting: Bugs, Questions and Support' started by Brother_Dave, May 14, 2021.

  1. Brother_Dave

    Brother_Dave
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    Is there any gas or brake pedal non-linearity built into the game other than the linearity settings for the axis when using a wheel and pedals?

    The reason im asking is that cars have plenty of non-linearity irl and Beamngs axis comes linear out the box which can lead to 'unrealistic' behaviour such as a snappy throttle/car and lack of control kn the low rpms.

    Changing this and going for a drive in the Marshal drift version gives alot more throttle and brake control imo.

    Attached a pic of the typical gas pedal characteristics (blue line). The graph is throttle body open percentage/gas pedal position, or time in this pic but i assume if translatable to pedal position.

    One reason or way of controlling this irl is the size of the wheel for a mechanical, cable controlled throttle body. Electronic throttle bodies simulate this.
    I can only assume theres some non-linearity ingame since theres different types of modes for the cars, comfort, sport and so on but theres still non-linearity left irl afaik for gas pedal control comfort. Mechanical throttle bodies of course have plenty all the time afaik :)
     

    Attached Files:

    • sprintboostergraph.gif
    #1 Brother_Dave, May 14, 2021
    Last edited: May 14, 2021
    • Like Like x 1
  2. Diamondback

    Diamondback
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    Vehicle Systems Lead
    BeamNG Team

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    No, all logic is perfectly linear, if you want non-linear behavior, you need to set that in the input settings for the relevant axis.
     
  3. Brother_Dave

    Brother_Dave
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    Thank you @Diamondback ! Might be one of those things that could be pre defined non linear and instead the user is forced to choose linear if they want that? Thinking few ppl actually change or even look at it and just goes with it feeling different/snappy/twitchy/whatever compared to irl. Though if most users are used to linear throttle then it should be kept that way i assume. I definitely appreciate the non-linearity but i might be a singularity lol
     
  4. Diamondback

    Diamondback
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    Vehicle Systems Lead
    BeamNG Team

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    The reason it's linear is twofold:
    • It makes automated control much easier
    • It would be doubly non-linear together with the input axis configuration
    So imo, the best way to go about this would be to make these axis non-linear by default and/or expose this functionality more prominently.
     
  5. default0.0player

    default0.0player
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    Linear by default is better, bc it'll give the player more sandbox-y feel.
     
  6. Brother_Dave

    Brother_Dave
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    I see, those are very strong arguments to keep it linear. Maybe a 3 button solution with predefined values could be a way. Something like:

    Linear - Value of 1
    "Realistic" - Value of 2-3
    Hybrid - value of 1.5-2

    Or not at all, im just talking off the top of my head, brainstorming on the subject :)
    --- Post updated ---
    My understanding is that the average user doesnt go in depth enough to know that its even an option to change it, and therefore rhink it just feels like it does linear. Looking at other sims im pretty sure they use non-linear for pedal input, Gt Sports is one of those.
     
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