Available network bandwidth is too low for uncapped but slow frame rates

UE - Networking - Sep 24, 2020

The networking system has a max frame rate of 120hz by default. Inside UNetConnection::Tick it computes an estimated bandwidth by using that max frame rate, the engine's max frame rate, and the actu ...

UDN: Scale keys on additive anims not playing

UE - Anim - Rigging - Sep 10, 2020

https://udn.unrealengine.com/questions/600810/index.html Scale keys on additive anims behaves differently than other transform components. ...

Tile Streamed in Temporarily has Stepping on Landscape

UE - LD & Modeling - Terrain - Landscape - Aug 28, 2020

This was reported in a UDN. Jeremy M. originally pointed out that the stepping looks to be caused by high res geometry sampling a low res heightmap. Additional observations:Loading the tile in w ...

ObjectScale node in the material editor does not work with decals

UE - Graphics Features - Aug 19, 2020

The ObjectScale node does not output the correct values in the material editor. This method works to tile images with a Surface Material Domain on a basic plane, but does not work when using it with ...

Merged actors cannnot cast shadows when source actors Cast Shadows is disabled

UE - World Creation - Worldbuilding Tools - Merge Actor - Aug 19, 2020

Merging actors with cast shadows disabled causes the merged actor to be unable to cast shadows at all. Toggling the Cast Shadows option does not resolve the issue. This is seen in //UE4/Release-4.2 ...

Creating a new TextureRenderTarget2D Asset has the sRGB flag

UE - Virtual Production - Rendering - Aug 17, 2020

The sRGB flag is check and set in PostEdit, so when I editing the asset will be correct. And I'm checking again with RHI, so there seems to be no drawing problem.[Link Removed] It seems to be corre ...

iOS Device Orientations Inverted

UE - Platform - Mobile - Jul 2, 2020

The EDeviceScreenOrientation landscape values appear to be inverted on iOS based on the comments in the code. i.e.EDeviceScreenOrientation::LandscapeRight // The orientation is landscape with the h ...

Second controller input doesn't work in fullscreen mode on PIE.

UE - Editor - UI Systems - Jun 29, 2020

When two controllers connected, player2 input is disabled in full screen mode in PIE. This doesn't appear to be in focus. If seeing the any focusing widget, player1 focused on SViewport, but player ...

Character rotations can diverge between clients and client/server briefly under packet loss and using bOrientRotationToMovement

UE - Gameplay - Player Movement - Jun 4, 2020

At some points the rotations will diverge briefly while the client and server attempt to rotate to the orientation direction by going different directions about the rotation axis. ...

Take recorder does not record camera or spring arm component transforms on player character

UE - Anim - Sequencer - Take Recorder - May 4, 2020

Component transforms for player characters don't seem to be recorded in take recorder. ...