Graphical Issue with new PTE build

Discussion in 'Support!' started by Corang, June 1, 2014.

  1. Corang

    Corang Well-Known Member

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    I explain it all in the video, my dxdiag and the logs from the two instances of pa.exe are attatched
    Le Video

    Attached Files:

  2. SXX

    SXX Post Master General

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    Did you tried to disable both HDR and SAO?
  3. Corang

    Corang Well-Known Member

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    disabling/enabling SAO doesn't do anything
  4. Corang

    Corang Well-Known Member

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    This does not occur when I use the stable build
  5. bgolus

    bgolus Uber Alumni

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    The PTE build has some new optimization features enabled which we somewhat expected might cause issues for some people, but you have a new video card with up to date drivers which is not a system I would have guessed would have been one of them.
  6. evilebob

    evilebob New Member

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    I am seeing the exact same results. For me it happened about 3/4 into a galactic war and 2 systems I loaded came up like this. I tried a quick single player vs ai on Multiplayer and the planets loaded fine, but going back to my galactic war savegame I would see this.

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  7. SXX

    SXX Post Master General

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    Are you talking about this "Persistent buffer mapping"? If yes what GL features it's depends on (e.g ARB_buffer_storage)?


    Would be interesting to see some new tech-stuff topic about new optimizations. :rolleyes:
    Last edited: June 2, 2014
  8. varrak

    varrak Official PA

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    Yes, this is the ARB_buffer_storage extension, which was recommended by NVidia (and is a massive speedup to a lot of things in the game). I tested on 3 platforms here with latest drivers - my NVidia 660, an AMD 7850, and an Intel HD5000. All worked fine. I'm surprised the new video card is having issues.

    And yes, I should do a new forum post ;). Although really, nothing particularly glamorous lately. Just cleanup and speed up stuff.
  9. SXX

    SXX Post Master General

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    Any comment on how support of this feature detected by the game? :(

    It's looks like game check GL version because I have ARB_buffer_storage on open Linux drivers, but it's still disabled according to log:
    Code:
    [23:08:04.833] INFO OpenGL Vendor: Intel Open Source Technology Center
    [23:08:04.833] INFO OpenGL Renderer: Mesa DRI Intel(R) Haswell Desktop
    [23:08:04.833] INFO OpenGL Version: 3.3 (Core Profile) Mesa 10.3.0-devel (git-ecee4c4 trusty-oibaf-ppa)
    [23:08:04.833] INFO OpenGL Shader Language Version: 3.30
    [23:08:04.833] INFO Vendor flag set to Intel.
    [23:08:04.833] INFO Gamma correct pipeline enabled.
    [23:08:04.833] INFO Ranged mapping enabled.
    [23:08:04.833] INFO Advanced instancing enabled.
    [23:08:04.833] INFO Advanced shader models enabled.
    [23:08:04.833] INFO Persistent buffer mapping disabled.
    [23:08:04.833] INFO Buffer textures enabled.
  10. varrak

    varrak Official PA

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    We are actively working on getting this working on Linux and Mac - probably some time today. Right now it's only available on PC.
    SXX likes this.
  11. varrak

    varrak Official PA

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    Does this repro in the system editor as well, or just in game?
  12. Corang

    Corang Well-Known Member

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    just in game, but if it happens in game and then I go to the system editor it looks weird, lemme catch a screenshot
  13. Corang

    Corang Well-Known Member

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    okay so I can't even get into a game, every time I go into the lobby pa.exe crashes, I have the log and the crash dump attached

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  14. Corang

    Corang Well-Known Member

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    here is the screenshot

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  15. varrak

    varrak Official PA

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    We have some 760s en-route to test on, so with any luck we'll be able to repro since they're the exact same card.

    For reference, prior to the latest update, this was functioning correctly? We have similar cards (as in, same base chipset) and have not seen this issue inhouse at all. Also, do you see other kinds of rendering issues in other games on that card?
  16. Corang

    Corang Well-Known Member

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    I haven't had any other issues in any earlier version of this game (besides that SAO bug that is fixed now) and I have no other issues in other games, if it helps, it is the EVGA version i can send you the tigerdirect link if you want
  17. thetrophysystem

    thetrophysystem Post Master General

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    Corang asked if this was similar problem? Me as well only in PTE gets this.

    Reinstalling PTE to see if it helps.

    Attached Files:

    Last edited: June 3, 2014
  18. varrak

    varrak Official PA

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    Corang is my hero (since he very thoroughly helped me test my fix for this bug).

    Turns out, when I switched on the latest big optimization, I uncovered a bug in some of my earlier code that was getting hidden because the graphics drivers handled it well. Well, with the new optimization, I was bypassing that part of the driver, and ended up doing things to memory while the GPU was trying to read it. Long story short, in some situations, if the timing was *just right*, the GPU would fall over and die (or at least the driver would) and things would get ugly.

    For the really curious among you, I'll most likely be writing another "graphics update" post talking about the optimization. It's a good one, and speeds quite a few things up by a lot.

    Anyway, major points, thanks, etc, to Corang for a) reporting the issue, and b) saving this particular developer's sanity by verifying the fix for me. This is why I love working on this game. You guys in the community are just awesome.
    Remy561, wondible, SXX and 4 others like this.
  19. varrak

    varrak Official PA

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    ...and this fix will be in the next PTE build. I also verified with theTrophySystem (who is also awesome by the way) that this fixes his issue.
    Remy561 and thetrophysystem like this.
  20. SXX

    SXX Post Master General

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    Just want to say game reported it as enabled featre now:
    Code:
    [07:39:23.682] INFO OpenGL Vendor: Intel Open Source Technology Center
    [07:39:23.682] INFO OpenGL Renderer: Mesa DRI Intel(R) Haswell Desktop 
    [07:39:23.682] INFO OpenGL Version: 3.3 (Core Profile) Mesa 10.3.0-devel (git-3642ee8 trusty-oibaf-ppa)
    [07:39:23.682] INFO OpenGL Shader Language Version: 3.30
    [07:39:23.682] INFO Vendor flag set to Intel.
    [07:39:23.682] INFO Gamma correct pipeline enabled.
    [07:39:23.682] INFO Ranged mapping enabled.
    [07:39:23.682] INFO Advanced instancing enabled.
    [07:39:23.682] INFO Advanced shader models enabled.
    [07:39:23.682] INFO Compute shaders disabled.
    [07:39:23.682] INFO Persistent buffer mapping enabled.
    [07:39:23.682] INFO Buffer textures enabled.
    

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