Shadows can appear interrupted

Rendering - May 28, 2021

Screenshots of the issue are attached. Shadows can appear interrupted and cut off in UE5 Early Access This issue is occurring in //UE5/Release-5.0-EarlyAccess Binary CL 16433597 This issue is NOT o ...

Motion blur on player/weapons with TAA

Rendering - May 27, 2021

Looks like this can occur with motion blur off aswell, so likely it's a TAA motion vector issue. Similar issue occurs in UE5 (see [Link Removed]) ...

StompMalloc throws error in Embree setup

Rendering - May 27, 2021

Licensee has proposed a potential workaround (initialising vertex array with at least 1 element). ...

bUseAsOccluder not taking effect with dbuffer decals are disabled

Rendering - May 25, 2021

See the licensee discussion for details discussed with [Link Removed] ...

RHILockTexture crash with ray tracing enabled

Rendering - May 25, 2021

Looks like it's a resource state tracking assert issue on the resource. ...

Material Instance changes are not propagating to layers.

Rendering - May 25, 2021

Please note, during this repro, when I attempted to change the colour of the layer_inst using the colour wheel, it would not save the updated colour. This may be a separate bug. ...

EyeAdaptation node is not working in Decal

Rendering - May 25, 2021

It is working correctly in 4.25.4. In 4.26.2, it is not working. It is also not working in UE4main 16382403. ...

r.MaxAnisotropy does not work in editor

Rendering - May 21, 2021

Setting r.MaxAnisotropy by console in editor has no effect on texture sampler's MaxAnisotropy. If the startup value of r.MaxAnisotropy is 8, then the MaxAnisotropy is always 8 no matter how  r.MaxA ...

InstancedStaticMesh displaying corrupt lightmap data

Rendering - May 17, 2021

I think I narrowed this issue down to bad UV coordinates being interpreted during the BasePassVertexShader execution applied to instancing. At this line in VertexFactoryGetInterpolantsVSToPS: flo ...