Unreal Engine Issues

mesh emitter rotations broken

I ran into this in the GDC VR demo in a 4.6 build and it made life pretty difficult. I expect it still exists in main, I can provide necessary FX files in QA game if needed. ...

3D Widgets do not render correctly for GearVR

3D widgets attached to the camera render incorrectly when compared to the oculus rift. When the Widget is centered to the camera and attached to it in the Character BP the widget will render incorre ...

Launching a specific UDN Project with Vulkan Support enabled crashes launching on Quest

When attempting to run the attached Project submitted from UDN, it will crash on launch. If Vulkan support is disabled, the Project will run as expected on Quest. This issue DOES NOT appear to repro ...

SteamVR - WidgetComponent DrawAtDesiredSize lag spike

Having an actor with a WidgetComponent + DrawAtDesiredSize will cause a lag spike when size changes in VR. Additionally, If you enter a value other than 100 in SetWorldToMetersScale the 'draw at ...

[MAC][OCULUS]: Oculus Audio SDK Support

When/if Oculus ever restore Mac support add the audio SDK too. Investigate if there's anything we can do in the interim and if not then do a much better job that VR only works on Windows & add dialo ...

Components attached to Camera doesn't receive late updates and "wobble"

Stereo off while prox sensor uncovered causes low framerate

Inputting 'Stereo Off' while the prox sensor is uncovered will disable stereo rendering but introduces large performance decrease. Stat FPS returns constant 10 FPS / 100 ms. Found on: //UE4/Release ...

Forward Rendering Lightmap Density view flicker

The shaders flicker when in Lightmap Density viewmode after enabling Instanced Stereo Rendering in Project Settings > Engine > Rendering > VR  Tested in 4.21.2 (CL - 4753647) 4.22.3 (CL - 7053647), ...

Vignette in stereoscopic looks incorrect, entire frame as opposed to each eye

Vignette seems to be being applied to the entire frame instead of each eye in stereoscopic, creating a really strange effect in your peripherals when viewed through a HMD. Can also see this effect i ...

Mobile Multi-View 4.23 preview regression

Black-screen when mobile-multi view is enabled in 4.23 preview.  Also confirmed on Oculus Go. +Occuring in 4.24 MAIN @ CL 7436536 Sidenote: In all tested engine versions - when enabling/disabin ...