Lirr In Tsw4 M7a And M3 The Suspension Was Changed

Discussion in 'TSW General Discussion' started by MAX1319, Oct 11, 2023.

  1. MAX1319

    MAX1319 Well-Known Member

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    Just played the LIRR and finally noticed what others had mentioned about LIRR M7 and M3 suspension being jumpy, jittery, and all over the place. I didn't notice it at first from Hicksville to Jamaica but notice it right away after Jamaica station heading towards Penn station. Below are a couple of videos from M7 and M3. This is now confirmed on Harlem line and now LIRR. DTG Matt here another video as requested
    https://www.xbox.com/play/media/pcDNN5S2bP
    https://www.xbox.com/play/media/EFrbu245Nk
    upload_2023-10-11_14-37-18.png
     
    Last edited: Oct 11, 2023
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  2. max#2873

    max#2873 Well-Known Member

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    The game gained a pinch of rare immersion improvement (supposedly by mistake) and you submit a ticket on it? Oo
     
  3. OldVern

    OldVern Well-Known Member

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    Well I thought it was only the 323 on BCC that had this applied. Not to mention a moderate bit of bounce and sway is one thing but pitching around like a fishing boat in a Force 9 storm is quite another!
     
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  4. Dinosbacsi

    Dinosbacsi Well-Known Member

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    Meh, I wouldn't call constant shaking an immersion improvement. It vibrates like a wooden roller coaster, lol.
     
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  5. max#2873

    max#2873 Well-Known Member

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    How to submit counterticket against tickets above? I love how the boogies works on m3 and m7 it is gamechanger for this abandoned Lirr route and many others. DTG matt great job keep updating every route like this.
     
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  6. DTG Alex

    DTG Alex Senior Community Manager Staff Member

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    Hello, thank you for the ticket and the two videos attached (this is really useful!). The teams will be able to review if this is correct or if it needs adjustments.
     
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  7. Dinosbacsi

    Dinosbacsi Well-Known Member

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    Honestly, it could be a great addition with some adjustments. It just needs to be less shakey.
     
  8. MAX1319

    MAX1319 Well-Known Member

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    DTG Matt any update on this? LIRR and Harlem line is affected by shaking cab bouncing all over th place. Just need to know if this is the way it is or is the team still working on it
    Thanks
     
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  9. Fawx

    Fawx Well-Known Member

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    Yeah, I'd really like it to be either fixed/reverted. I can't play either of these routes currently.
     
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  10. DTG Matt

    DTG Matt Executive Producer Staff Member

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    Just to clarify that this is not because of suspension changes going on elsewhere, the change required to bring that in is quite extensive and hasn't been "accidentally" done - i'm still looking into what the actual cause here is, and comparing with release-behaviour because i'm not aware of anyone going anywhere near this train or route that might affect this at all.

    Matt.
     
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  11. MAX1319

    MAX1319 Well-Known Member

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    Interesting . I do play these routes very often and I noticed the change right away on TSW4. The shaking and bouncing is just unbearable. TSW3 is not affected. Anything I can do to help just let me know. Thanks Matt for the update
     
  12. DTG Matt

    DTG Matt Executive Producer Staff Member

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  13. Princess Entrapta

    Princess Entrapta Well-Known Member

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    I have noticed this kind of bouncing very occasionally on LIRR, but assumed it was a bug too, since it was so infrequent. As someone very used to Pacers I just found it kind of quaint when it happened.
     
  14. Fawx

    Fawx Well-Known Member

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  15. DTG Matt

    DTG Matt Executive Producer Staff Member

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    Did you look at the TSW3 video above?
     
  16. Fawx

    Fawx Well-Known Member

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    I don't know if they had the headbob setting turned right up in that, but it certainly wasn't that bouncy for me in TSW3.
    I'm using TSW4 with the default headbob setting, same as I did in TSW3.
    Reinstalling TSW3 with both routes now to compare.
     
    Last edited: Nov 7, 2023
  17. MAX1319

    MAX1319 Well-Known Member

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    Matt I'll try to make a video for a TSW3 and TSW4 comparison. I belive that bounce is normal. What we have now is more of a shaking of the cab.I'll work on videos for LIRR and Harlem line
     
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  18. Princess Entrapta

    Princess Entrapta Well-Known Member

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    I'm now wondering if the reason it stood out to me only in a few instances was that on PC it seemed more pronounced, maybe a result of differences in the hardware and how it handles the physics calculations, still mostly playing older routes on XBox recently, and only using PC for playing TOD4 routes with the nuclear lighting reined in. Going to fire up LIRR in TSW3 on XBox and on PC on my side by side monitors and compare the same run.
     
  19. MAX1319

    MAX1319 Well-Known Member

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    I have both on on X Box and PC and to make they were both the same with the noticiable bouncing and shaking. I notice it more on Harlem since I have played all the M3 services and about half way done on the M7A
     
  20. Princess Entrapta

    Princess Entrapta Well-Known Member

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    They always had a certain jiggle to them, I have had the odd comically bouncy run where I genuinely thought a few times that I'd derailed, but again I chalked that up to minor physics glitches akin to passengers launching into orbit from the platforms, as it stood out as noticeable the times it did happen. Obviously I cannot compare the shaking being referenced in TSW4 since I only have 3.
     
  21. FredElliott

    FredElliott Well-Known Member

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    I'm using this here again because I can

    upload_2023-11-7_12-12-59.gif
     
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  22. Spikee1975

    Spikee1975 Guest

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  23. Spikee1975

    Spikee1975 Guest

    DTG Matt

    I've just done a direct comparison on the Harlem Line using the M3. (Cab sway 100%)

    TSW3 - normal swaying, feels realistic
    TSW4 - ~5 Hz "vibration" of the cab @ 10mph, very noticeable and annoying. That new vibration is along the Y axis (up/down). Frequency gets higher the faster you go.

    There is definitely a difference - it feels like a broken suspension / unbalanced wheel in TSW4, and should be fixed.
     
    Last edited by a moderator: Nov 7, 2023
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  24. Spikee1975

    Spikee1975 Guest

    DTG Matt
    DTG-Chris

    It's neither the M3 nor the M7 stock that cause this, I think I can rule that out due to some tests I made.

    I've just run the F125 on Harlem Line - it shows the same vertical "rumbling" (it doesn't on AVL) - so it must be the route itself that has changed - or something in the game code. It does not feel like you're running on rails but more like on very wavy asphalt.

    Interestingly, the TSW3/4 trackrules are identical...

    2023-11-07 15_54_57-.png

    I just ran the Harlem M3 "off the rails" via Scenario Planner on Boston-Providence. The effect was not there, cab sway normal, not vibrating. So it's not the stock.

    Summary:

    M3 / M7 on Harlem: vibration bug
    M3 / M7 on "foreign" routes: normal behaviour
    F125 on ALV: normal behaviour
    F125 on Harlem: vibration bug

    Only workaround at the moment is to reduce / disable Motion Sway when running Harlem/LIRR.

    Hope that helps!
     
    Last edited by a moderator: Nov 7, 2023
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  25. MAX1319

    MAX1319 Well-Known Member

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    great information Spikee1975 . Really appreciate all the research and work. So looks like it might be the Harlem and the LIRR section after Jamaica heading towards Penn that are affected by this bug.
     
    Last edited: Nov 7, 2023
  26. DTG Matt

    DTG Matt Executive Producer Staff Member

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    Interesting... i'll get someone to look. Thanks for the info!
     
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  27. Spikee1975

    Spikee1975 Guest

    I've just experimented a little, and found if you set ts2.CameraMotionSway.LSitting.Z to higher values, you can eliminate the vertical bouncing. I found 100 to be a good parameter on Harlem as a workaround.

    2023-11-09 12_26_53-Train Sim World 4®.png

    Still crazy how parts of the track became so bouncy. You can test the track unevenness by setting above variable to zero to eliminate the damping effect.
     
    Last edited by a moderator: Nov 9, 2023
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  28. MAX1319

    MAX1319 Well-Known Member

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    Hello DTG Matt. Any update on the LIRR and Harlem line bouncyness?
     
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  29. DTG Matt

    DTG Matt Executive Producer Staff Member

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    Thanks for the remind - i will go check in on the engineer i gave this to tomorrow :)
     
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  30. MAX1319

    MAX1319 Well-Known Member

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    Hey Matt where you able to get an update on this? . I even tried using the F125 on Harlem and LIRR and the train was just bouncing and shacking all over. These routes are almost unplayable at the moment
     
  31. Spikee1975

    Spikee1975 Guest

    I've discovered vertical vibration on NTP with a Peak too now.
     
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  32. MAX1319

    MAX1319 Well-Known Member

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    is not a route I drive. I'm pretty sure they're other routes affected by this. Don't know what could have cause the change ?
     
  33. FredElliott

    FredElliott Well-Known Member

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    upload_2023-11-22_12-40-14.gif
     
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  34. Spikee1975

    Spikee1975 Guest

    Mmhh :D

    Also happening on Cajon Pass on the F7, southbound to Oro Grande. Not so stimulating. Seems Matt did not find the engineer in their huge office.
     
    Last edited by a moderator: Nov 23, 2023
  35. DTG Matt

    DTG Matt Executive Producer Staff Member

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    Just took some time to get a response is all. He's found the issue, looking at applying a fix today for testing, i'll update when confirmed it's working.

    Matt.
     
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  36. Spikee1975

    Spikee1975 Guest

    So I take it it's in the code as it's happening all over the place?
     
  37. DTG Matt

    DTG Matt Executive Producer Staff Member

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    Yes common core fix that was made in support of the new suspension system and in the engineers tests didn't cause problems with legacy stock - but seems he tested all the trains that don't have problems and didnt spot the ones that do so he's winding the change back for those which are not set up with the new suspension system (which is everything at the moment except the pacer essentially).

    Matt.
     
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  38. Spikee1975

    Spikee1975 Guest

    Good to hear that, Matt.
     
  39. MAX1319

    MAX1319 Well-Known Member

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    Yes. Very good indeed. Best news I heard this week. Hopefully we can get a reveal soon on the upcoming US route.
     
  40. MAX1319

    MAX1319 Well-Known Member

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    Just saw Blue Games showing the Harlem line on the TRain Sim world channel showcasing the Autumn sale. His M7A was bouncy all over. Just hope they fix that as is actually worse to watch the bouncyness when you are not doing the driving
     
  41. Dinosbacsi

    Dinosbacsi Well-Known Member

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    Yep, just checked in as well and god damn it looks bad.
     
  42. max88183

    max88183 Active Member

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    Just drove the M7 on LIRR today, and this issue is still unfortunately outstanding in 2024.
     
  43. sladkart

    sladkart Member

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    I can confirm. I just ran Harlem Line for the first time in months and it's still the same uncomfortable vibration. Either the fix identified in Nov 23 didn't make it into the release build yet or, if it did, it's not working. DTG Matt any update or info on this?
     
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