Cloth jitters in Movie Render Queue renders when temporal sampling is enabled

UE - Anim - Sequencer - MRQ - Dec 6, 2022

The Cloth simulation time step smoothing is interfering with the substepping fix for multi Temporal Samples by changing the very variable DeltaTime and causing some large errors in the cloth simulat ...

The cloth wrap deformer doesn't scale the mapping influence distances when the character is scaled

UE - Simulation - Physics - Character - Jan 10, 2023

The PositionBaryCoordsAndDist, NormalBaryCoordsAndDist, and TangentBaryCoordsAndDist data that all contain the vertex distance information to the simulated triangle in the cloth shader doesn't scale ...

Cloth collisions thickness doesn't scale with the character.

UE - Simulation - Physics - Character - Jan 10, 2023

Character's clothes bubble up as their scale goes down due to the collision thickness not being correctly scaled. ...

Update FLevelEditorViewportClient::InputAxis to forward mouse axis events as well

UE - Gameplay - Input - Feb 23, 2023

FLevelEditorViewportClient::InputAxis needs to be updated to use the device mapper and FInputDeviceID's instead of the old int 32 ControllerID. Looks like this was missed during the refactor to use ...

A Kinematic controlled vehicle is not rendering correctly when it has a non-identity transform.

UE - Simulation - Physics - Mar 27, 2023

There are issues with the vehicles rendered position when it is being moved in a kinematic manner, i.e, forcibly moving a vehicle (not simulating it) using either FChaosEngineInterface::SetKinemati ...

BPGC GetPreloadDependencies() may be excluding non-DSO archetypes

UE - Gameplay - Blueprint - Apr 10, 2023

Currently, UBlueprintGeneratedClass::GetPreloadDependencies() is only inclusive of subobjects instanced via CreateDefaultSubobject(). We may need to broaden it to include RF_ArchetypeObject and/or ...

Indirect Capsule Shadows showing up on Unlit Characters

UE - Graphics Features - May 5, 2023

For this to be observed, Allow Static Lighting must be true in project settings. This appears to be coming from an AO pass and from a Raytraced Indirect Capsule Shadows. ...

Variant Thumbnails are washed out

UE - Editor - Content Pipeline - Variants - May 11, 2023

I think somewhere in Thumbnail Generator::Generate Thumbnail FromTexture() is applying this washout. ...

Path Tracing shadow artifacts

UE - Graphics Features - Path Tracer - May 31, 2023

First picture lit is used [Image Removed] Second picture PT is used, this occurs under certain angles of incidence. [Image Removed] ...

Shader Crash with Nanite in UE::RHICore::ValidateStaticUniformBuffer

UE - Rendering Architecture - Jun 1, 2023

This appears to be a general crash when a SingleLayerWater material is assigned to a Nanite Mesh. ...