Windows Mixed Reality for SteamVR

Windows Mixed Reality for SteamVR

tuivel Jan 1, 2018 @ 10:39am
Jittering view and audio cut outs (Odyssey)
Hi, i have a Samsung Odyssey runnning on a Ryzen 5 1600x, Nvidia GTX1070 OC, 16 GB Ram. Mixed Reality Portal works mostly fine, only very slight jitter very seldom when turning my head, barely noticeable, but even there the audio often crackles and cuts out for a second or three.

In SteamVR and also the SteamVR Games i often get erratic jittering/jumping of my view for a second or two. Sometimes even when standing still, not looking around. Typically accompanied by the audio cutting out like above. Audio will often die completly in SteamVR Games. When i run audio over an external headset instead of the odyssey speakers sound will crackle a bit like static in the background when the view jittering begins, but it will keep running. There even seems to be less jitter, but maybe that was coincidence.

I got the latest windows update, and nvidia update, and disabled that exclusive use mode on the odyssey audio device. Nothing seems to help.

Are these performance problems? Should'nt my machine be able to handle this? CPU doesn't even seem to be close to maxed out in taskmgr. Any ideas what else could cause this?

Controller tracking works fine btw. Better in the WMR Portal than in SteamVr, but mostly pretty fine.

Regards
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Griz Stumpo Jan 1, 2018 @ 10:46am 
For the jitter, first, make sure your room is well lit. The inside out tracking needs a lit room, and make sure your walls aren't too bare, as it won't have anything to track. In steam VR, opt out of the beta if you are in it, as it still has issues. Select the resolution in the Steam settings to 720p (this only affects the desktop). Also try enabling Reprojection always on, Asynchronous Reprojection, Interleaved reprojection, enhanced supersampling set to 1.4. You get to these advanced settings by going to the floating Steam VR window on your desktop, and hitting the little grey arrow under where it says SteamVR. Then select Settings.
Pisces Jan 1, 2018 @ 1:29pm 
Tuival consider yourselve lucky!
SteamVR keeps on crashing my 7820X-GTX1080-SamsungWMR setup over and over again giving this WHEA_UNCORRECTABLE_ERROR BSOD. Most of times to get back into the SteamVR arena, I need to uninstall HMD, reinstall HMD, reinstall SteamVR, reinstall SteamWMR drivers and if I'm lucky the system survives a few ProjectCars2 sessions or a few SteamVR demo's before crashing again requiring my to redo this annoying ritual again.
Really unstable beta stuff. I will put my Odyssey HMD in the closet for a while now to allow developers to fix stability bugs first. WMR on SteamVR is just too unstable to be anywhere close to playable, nor ejoyable.
If SteamVR works for me, thren no audio issues to report though, but controllers do behave erratic too at times especially when out of view. Improves when room lighting is increased, but never 'great'
Last edited by Pisces; Jan 1, 2018 @ 1:30pm
Mini Jan 2, 2018 @ 2:52am 
Originally posted by Batutta:
For the jitter, first, make sure your room is well lit. The inside out tracking needs a lit room, and make sure your walls aren't too bare, as it won't have anything to track. In steam VR, opt out of the beta if you are in it, as it still has issues. Select the resolution in the Steam settings to 720p (this only affects the desktop). Also try enabling Reprojection always on, Asynchronous Reprojection, Interleaved reprojection, enhanced supersampling set to 1.4. You get to these advanced settings by going to the floating Steam VR window on your desktop, and hitting the little grey arrow under where it says SteamVR. Then select Settings.

Where did you change the resolution in the Steam settings to 720p? Can not find those options.
Griz Stumpo Jan 2, 2018 @ 5:52am 
For some reason you can only get to this menu item in BIG PICTURE MODE. Eneter BIG PICTURE MODE>Settings>Display. Or when you're in Steam VR, hit the left thumbstick and settings.
Last edited by Griz Stumpo; Jan 2, 2018 @ 5:56am
Violins77 Jan 2, 2018 @ 8:09am 
For the jittering, unfortunately right now we are stuck waiting for a fix. This makes Elite Dangerous pretty much unplayable :( See this thread:

https://www.reddit.com/r/WindowsMR/comments/7lxfn7/we_need_to_fix_the_flickeringrecenter_when_games/
tuivel Jan 5, 2018 @ 8:45am 
I installed additional lights. The room has lot's of detail to track. I tried beta version and normal version. I read the reprojection settings in steam do nothing for wmr as they will be overridden by wmrs own reprojection, so i didn't bother with them. Havent tried to increase supersamling. Won't that potentially make it worse as it puts more stress on the system?

So far no luck. In steam games the view jumps and drifts around randomly. Not all the time. It comes and goes. But when it comes it's pretty bad sometimes. Bad to the point where i get kicked out of the game for a second or two, and get the steamVr loading screen for a moment before i can continue the game where i left off.

Cliffhouse works fine.

Except for audio. Still cant figure out those weird audio cut outs. Get them in cliffhouse and steam. No matter what i use, built-in, wireless headset, or in-ears plugged directly into the pc. It all just gives me different flavors of crackling and breakups. Wireless headset actually seemed to work best so far.

Hope it's all just WMR SteamVr beta bugs that will be fixed with updates. :(
tuivel Jan 7, 2018 @ 12:28pm 
Ok, looks like 95% of my problems were cause by the HMDs USB cable not sitting absolutely rock solid in the usb slot. It seems a bit to loose or something. Replugging/fiddling around till it works fixes the sound and view problems. Taped the end part of the cable to the desk to avoid it moving around to much during gaming sessions.

VTOL runs rock-solid now.

Only very light view hiccups remain in onward that happen very seldom. Steam Beta performance issues i guess. But with the cable taped down and plugged in tightly the experience is dramatically better now. :)
ALPINGEIST Jan 7, 2018 @ 8:27pm 
So.........to add to this I have the Samsung HMD with the sounds issues and I can tell you its not the damn USB cable........sounds cuts out and requires me to re launch to Steam VR home etc.............
tuivel Jan 19, 2018 @ 4:04am 
Sad to hear. For me it was just loose contact of the cable. With everything taped down neatly my Samsung works great now. Well except it seems the touchpad movement gets stuck in some games on occasion.
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Date Posted: Jan 1, 2018 @ 10:39am
Posts: 10