During gameplay when the view target camera's aspect ratio is not exactly the viewport's aspect ratio, the presence of rendered debug draw elements (DrawDebugArrow, etc) makes the viewport's rendere ...
It appears as if the primary screenpercentage is being sent as the screen size to separate translucency materials, even though separate translucency has its own screenpercentage (r.SeparateTransluce ...
It looks like the skylight is not updating the CPU side SH values when Real Time Capture is enabled, and thus old/empty values are sent to the fog. ...
There is a workaround to set r.VolumetricRenderTarget.Mode=1. The lines appear to be coming from the temporal component of the Volumetric Clouds. Each frame, the lines are merged in from the previou ...
Class "UInstancedStaticMeshComponent" deliberately leaves null pointers in the "InstanceBodies" array of FBodyInstances. This can be seen in methods such as: [Engine\Source\Runtime\Engine\Private\I ...
Attempting to blend SkyLight Cubemaps via the SetCubemapBlend function to blend between different Cubemaps to make the changes seamless is not reflected. As a workaround, in LumenTracingCommon.ush, ...
This is a regression. Tested in //UE5/Release-5.2 CL26001984 It appears Sky Atmosphere isn't rendered by a camera with projection mode set to Orthographic. ...
Primitives with the "Lightmap Type" set to "Force Volumetric" are not shadowed correctly. Issue dates back to at least 4.27.2. As a workaround, making FLightCacheInterface::GetStaticInteraction al ...