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Realistic 2D wind simulation

Discussion in 'DIY Motion Simulator Building Q&A / FAQ' started by ruba, Dec 20, 2017.

  1. ruba

    ruba Member

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    Hi! Is it possible to install 2 wind blowers on the right and left side and make realistic wind simulation (wind streigth and direction depends on car position in game)?

    I understand how to connect them, but wonder if simtools have such option.

    Thanks!
  2. MarkusB

    MarkusB Well-Known Member Gold Contributor

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  3. ruba

    ruba Member

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    Yes, I seen that thread, thanks.
    My idea was if a car falls into a drift or passes a sharp turn there will be more wind from one side.
  4. Zed

    Zed VR Simming w/Reverb Gold Contributor

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    For wind you have to have Game Dash in SimTools. I'm not sure and someone else would have to answer, but I think you can probably combine values of various parameters to figure out what value to send to a particular fan. There may also be info in the manual. Maybe multiply yaw by speed or something before scaling to send to the fan? Game Dash seems to be very flexible and if the values you need are available from the plugin, it may be pretty straightforward. And since it would be game/sim dependent, it might work on some things and not others. You would also need to check the docs on each plugin you are expecting to run.
  5. ruba

    ruba Member

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    The question is how to use yaw in game dash. May be somebody had tried it before me.. Will try.
    Last edited: Dec 21, 2017
  6. BlazinH

    BlazinH Well-Known Member

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    I don't know if its possible to import motion data into Game Dash but there are ways to do what you want. One is to use a Mega and a TTL level converter. Since it has four uarts this allows it to receive serial data from Simtools and game dash at the same time. Then combine and process the data as required on the Mega. You could also use an Uno but would need to include the use of software serial to make the second serial connection. But the best way, if within your abilities, is to write small program that incorporates sockets on your pc that will provide data from both Simtools and Game Dash using network outputs. Then you can combine and process the data on the pc and send it on to the fan controller using serial.

    Also for drifting input I would try using traction loss.
    • Informative Informative x 1
    Last edited: Dec 22, 2017
  7. ruba

    ruba Member

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    @BlazinH Thank you for your idea. Will try the hardware way with arduino.
  8. BlazinH

    BlazinH Well-Known Member

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    Just in case, while you may already know what I meant, to be more specific you need a usb to ttl uart converter so you can connect to another COM port.
  9. ruba

    ruba Member

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    Yes, I understand. But may be it will be more cost effective to use 2 cheap arduino nano connected together, than mega and uart converter.