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Up and Coming
January 23, 2014

latency on 0.2.5c (Unity) SDK

Has anyone experienced a spike in latency -Unity- when upgrading from an older SDK to the latest one?

We have 2 same builds but different vSDK. The build using 0.2.5c experiences way more latency than the former.

We've tried this:

Unity troubleshooting latency notes
https://developer.oculusvr.com/forums/viewtopic.php?f=37&t=4088&hilit=latency+latency+unity

but it hasn't solved the issue.
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    6 replies

    Inspiring
    January 23, 2014
    Are you using DirectX 11? There is a current known issue with DX11 that causes additional lag.
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    ftarnogolAuthor
    Up and Coming
    January 24, 2014
    Nope, we were aware of the directX11 issue
    Inspiring
    January 24, 2014
    Which older SDK were you using?

    Could it have been an import issue? Can you try deleting the Oculus SDK completely and then importing the latest.
    AMD Ryzen 7 1800X | MSI X370 Titanium | G.Skill 16GB DDR4 3200 | EVGA SuperNOVA 1000 | Corsair Hydro H110i Gigabyte RX Vega 64 x2 | Samsung 960 Evo M.2 500GB | Seagate FireCuda SSHD 2TB | Phanteks ENTHOO EVOLV
    Inspiring
    January 25, 2014
    Also, are you using prediction? You can toggle it in the OVRCameraController.

    Can you also try the latest Unity Tuscany demo and see if you experience the same lag?
    AMD Ryzen 7 1800X | MSI X370 Titanium | G.Skill 16GB DDR4 3200 | EVGA SuperNOVA 1000 | Corsair Hydro H110i Gigabyte RX Vega 64 x2 | Samsung 960 Evo M.2 500GB | Seagate FireCuda SSHD 2TB | Phanteks ENTHOO EVOLV
    ftarnogolAuthor
    Up and Coming
    January 26, 2014
    "cybereality" wrote:
    Which older SDK were you using?

    Could it have been an import issue? Can you try deleting the Oculus SDK completely and then importing the latest.


    Hi Cyber. Wilco. We were updating from 0.2.4. The weird thing is that with 0.2.5c it works fine on every environment but one, so I think it can be related to the OVR Controller that we are using on that scene.
    ftarnogolAuthor
    Up and Coming
    January 26, 2014
    "cybereality" wrote:
    Also, are you using prediction? You can toggle it in the OVRCameraController.

    Can you also try the latest Unity Tuscany demo and see if you experience the same lag?


    Yes, already using prediction. We'll try disabling magnetic calibration as well and see what happens.

    Tuscany is working fine.

    I'll keep you posted.

    Thanks!