PLATFORM_SOCKETSUBSYSTEM is not defined for PS5

UE - Platform - Console - Sep 22, 2021

The PLATFORM_SOCKETSUBSYSTEM macro is defined in SocketSubsystem.h for some platforms, while others add the definition in a Build.cs file (e.g. Sockets_XboxOneGDK.Build.cs). This definition is missi ...

abnormal planar reflection with niagara

UE - Rendering - Niagara - Sep 21, 2021

repro step:create new projectdownload attached file and unzip to content folderopen the map "newmap" in "app" folderplay in editor and look at the plane (see video) [Link Removed] [Link Removed] ...

Ambient cubemap lighting is chunking and pixelized

UE - Rendering - Sep 19, 2021

I notice in 4.27 there's a change looks like where the issue is from " * Cubemaps generated from .hdr long-lat sources were being strongly blurred in cases when mipmaps were enabled. This happened ...

Backcompat: ConstructObjectFromClass node no longer accepts "Outer" input types that are not also derived from self

UE - Gameplay - Blueprint Editor - Sep 15, 2021

The ConstructObjectFromClass node no longer allows connections to the "Outer" input pin that are not of a type that's derived from the current Blueprint class (self). Previously, users could connec ...

FAnimNode_TransitionPoseEvaluator uses FStackAttributeContainer to cache data over multiple frames

UE - Anim - Runtime - Sep 15, 2021

FAnimNode_TransitionPoseEvaluator can cache a pose over multiple frames using FStackAttributeContainer rather than the heap equivalent. This will likely crash at some point if any user uses the cac ...