Foliage: Speed tree wind is reset for every add/remove/update on instances

UE - World Creation - Worldbuilding Tools - Foliage - Jul 10, 2018

Foliage: Speed tree wind is reset for every add/remove/update on instances What is happening:When we invalidate the render state, proxy are recreated, causing the wind to be removed and add again, ...

Cine Camera focus does not blur transparent materials

UE - Graphics Features - Jul 9, 2018

The cine camera focus does not blur transparent materials. Found In 4.18 CL# 3832480, 4.19 CL# 4033788, 4.20 Preview 5 CL# 4173640, 4.21 CL# 4195822 ...

Phantom Collision with Default Engine Cube Statich Mesh

UE - Simulation - Physics - Jul 7, 2018

The default engine cube meshes collision appears to be incorrect an causing a phantom collision. Found in 4.19 #CL 4033788, 4.20 Preview 5 CL# 4173040, 4.21 CL# 4188563 ...

Disabling "Apply Fogging" Doesn't Work for Translucent Material with Volumetric Fog

UE - Graphics Features - Jul 6, 2018

Translucent materials with "Apply fogging" disabled will be affected by volumetric fog.  Found in 4.19 CL# 4033788, 4.20 Preview 5 CL# 4173640, and 4.21 ...

White Artifacts on the Edges Static Meshes with MSAA enabled

UE - Graphics Features - Jul 6, 2018

White artifacts will appear on the edges of static meshes with MSAA enabled. If you change to deferred shading the issue is still there however it is less noticeable. Similar to UE- Founding in ...

Non-nativized classes that implement a nativized interface class do not get interface methods called when invoked through a Blueprint function library.

UE - Gameplay - Blueprint - Jul 5, 2018

UObjectBaseUtility::GetInterfaceAddress() fails due to an incorrect serialized value of the 'bImplementedByK2' property within the non-nativized class's Interfaces array on save. See support thread ...

Error during packaging if nativizing a blueprint that contains a TMap with TSubclassOf as a key

UE - Gameplay - Blueprint - Jun 28, 2018

Packaging with with a nativized blueprint that contains a TMap with a TSubclassOf pointer as a Key causes errors, causing the packaging attempt to fail. Regression?: No Compiling the code for the T ...

Composite Textures Normal to Roughness Alpha doesn't generate valid data

Tools - Jun 28, 2018

More infos on https://udn.unrealengine.com/questions/428429/composite-textures-normal-to-roughness-alpha-doesn.html ...

ColorCalibrator tool stuck on cursor when clicking out of the Editor

Tools - Jun 28, 2018

Using the ColorCalibrator tool as a cursor by holding "\" gets stuck if you click out of the Editor while hold down the key.  ...

Crash in packaged game if Blueprint that contains an instanced subcomponent is nativized

UE - Gameplay - Blueprint - Jun 26, 2018

Attempting to load a nativized blueprint whose parent contains an instanced subcomponent causes the editor to crash in a packaged build. Regression?: Yes This did not occur in 4.18 ...