Edit meta data given during FBX import

Tools - Import and Export - May 19, 2021

When you import an FBX with metadata, it will always be prefixed with "FBX". The prefix can be changed via FBX_METADATA_PREFIX_TEXT() on line 112 of FbxImporter.h. This should be freely editable by ...

Support force feedback on iOS and tvOS Gamepads

Platform - Mac - May 18, 2021

Unreal Engine should support haptics on gamepads on iOS and tvOS [Link Removed] [Link Removed]  ...

UTexture2D cannot be inherited via plugin

Rendering - RHI - May 18, 2021

When compiled, linker errors appear 1>LensDistortionBlueprintLibrary.cpp.obj : error LNK2001: unresolved external symbol "public: virtual void __cdecl UTexture2D::Serialize(class FArchive &)" (?Ser ...

Editor becomes unresponsive for long periods between edits of a user-defined enum type when it's referenced by one or more user-defined struct types.

Gameplay - Blueprint - May 17, 2021

After adding a member to a user-defined struct type and changing the member type to a user-defined enumeration, repeated edits to that enumeration will eventually cause the editor to become increasi ...

VolumetricLightmap doesn't work when shifting a level by world origin rebasing

Rendering - Features Teams - May 17, 2021

VLM is not handled when rebasing. The following workaround works. void SetupPrecomputedVolumetricLightmapUniformBufferParameters(const FScene* Scene, FEngineShowFlags EngineShowFlags, FViewUniform ...

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 ...

Sorting objects at EndLoad has a non-deterministic behavior

Core - Developer Iteration - May 14, 2021

This non-deterministic behavior is caused by sorting by program address. ...

SkeletalMesh may lose virtual bone names

Tools - Asset Build - May 14, 2021

This Jira is there to make sure we load the skeleton asset before the skeletalmesh asset need it ...