Unreal Engine Issues

InstanceLocalBounds is lost when calling GetCustomUniformBufferResource

Looks like he data is being lost along the chain from our call to GetCustomUniformBufferResource and is erased in both FPrimitiveSceneProxy::UpdateUniformBuffer and in FPrimitiveSceneShaderData::Bui ...

Ghosting effect of fast moving objects in Lumen

World is initialized twice when opened through the Content Browser

When opening a Level from the Content Browser, the world gets initialized twice. This initialization process can be quite long, especially for big world using world partition. There doesn't seem to ...

Editor Utility Widgets: Asset creating nodes' output pins in uber graphs cause asset deletion warning

Editor Utility Widgets (EUW) can be used to script editor behavior. One use case is the automation of asset creation. A licensee has reported that when an EUW is used to create an asset, for as lon ...

Play options menu vanishes sometimes

There seems to be something wrong with how we close menus and submenus as submenus are opened and closed based on mouse interaction. In particular, we seem to sometimes close the whole menu hierarch ...

Pressed event triggered after calling FlushPressedKeys while holding the button

This is an issue related to the behavior of the FlushPressedKeys function when called manually while a button is held. Once the function is called in C++, a Pressed event gets triggered even though ...

Decals are corrupted when VRS is enabled on some console platforms, and possibly PC

Blocky artifacts and flickering are sometimes visible when using VRS and decals. Setting r.VRS.Decals=0 removes the flickering. See Additional Info URL for details. ...

Sequencer: Skeletal Animation with montages can cause blending issues when re-playing the same sequence on the same character

The code in MovieSceneSkeletalAnimationSystem.cpp storages montage data on a per skeletal mesh component, per section basis. This (and a few other bits of logic) cause issues for external UDN user w ...

Material functions should be able to output the same data as it can accept as inputs

Material Functions cannot output Texture Objects or Booleans. This seems to be because the Material Editor believes that the outputs are Floats, and forbid connections to inputs that take Textures ...

Issues with global invalidation (MoviePlayer)

It was mentioned that the global invalidation should be toggled off during loading screen and subsequently restore the state after. A request was made for this dynamic behavior be part of the engin ...