Unreal Engine Issues
Unreal Engine Issues
Calling GetMaterial during compile on load can cause the material shader to fail to compile
UE - Rendering Architecture - Materials - Oct 4, 2024Calling UStaticMeshComponent::GetMaterial() during a Blueprint compile on load can cause the Material shader to fail to compile because GetMaterial will trigger a PostLoad call on that Material and ...
Placed AnimGetter nodes don't update their name even though their reference is renamed
UE - Anim - Runtime - Anim Blueprints - Oct 3, 2024Some animation node such as State Weight and Get Relevant Anim Time Remaining contains state name within in parentheses. But already-placed node does not update their name even thought the reference ...
Pressed event triggered after calling FlushPressedKeys while holding the button
UE - Gameplay - Input - Oct 2, 2024This 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
UE - Platform - Console - Oct 1, 2024Blocky 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
UE - Anim - Sequencer - Oct 1, 2024The 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 Graph Editor crash when changing the value of a node entering a reentrant expression
UE - Rendering Architecture - Materials - Oct 1, 2024It is possible to cause an editor crash when changing a the value of a node involved with a reentrant expression. See the steps to reproduce for more information. Specifically, the crash occurs whe ...
Material functions should be able to output the same data as it can accept as inputs
UE - Rendering Architecture - Materials - Sep 30, 2024Material 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 ...
Subsurface Scattering Checkerboard with SceneColourFormat 3 (High Scalability) leads to a visual artefact when temporal upscaling is in use
UE - Graphics Features - Sep 30, 2024Primarily visible at very low internal resolutions (25-33%), the SSS checkerboard with an RGB scene colour format (r.SceneColorFormat 3) causes a double-image artefact both internally and on the sil ...
Issues with global invalidation (MoviePlayer)
UE - Editor - UI Systems - Sep 27, 2024It 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 ...
UTextureRenderTarget2D uses TC_Default for PF_R16F instead of TC_HalfFloat
UE - Texture - Sep 27, 2024When using "ConstructTexture2D" from a render target that uses the format PF_R16F (RTF_R16F) the output texture won't retain the format and will become a four channel float texture. The texture for ...