OnRep_Controller is not called when Controller is set in AController::OnRep_Pawn()

Networking - Aug 6, 2019

We don't call OnRep_Controller after it's set to null in AController::OnRep_Pawn, so overridden implementations won't get called. While it's a little weird to call OnReps explicitly on the client o ...

Support Local Coordinate System in FoliageEdMode

Tools - Foliage - Jul 15, 2019

It seems the EdModes can override the widget transform matrix with those methods. Its a matter of deciding what should happen on multiselection of instances. virtual bool GetCustomDrawingCoordinate ...

Niagara Mesh Particles do not face camera when using Camera Position facing mode

Rendering - Niagara - Jul 12, 2019

Niagara mesh particles will not face the camera when using camera position as the facing mode. The particles seem to face the direction the would if their position was at the origin. ...

Crash using VisualizeTexture command with texture id

Rendering - Jul 1, 2019

Crash always occurs when executing Visualize Texture Command with Texture id. Looks like GVisualizeTexture.Mode doesn't affect correctly. Workaround: VisualizeTexturePresent.cpp FVisualizeText ...

lots of wasted Volumetric lightmap samples

Rendering - Ray Tracing - Jun 20, 2019

Expectations: The samples should only surround the lightmass importance volumes.  Imagine if we build a 8K*8K map with lightmap importance volume at the corners of the map, even using stream levels ...

Merge Actors with assigned same material to multiple slots causes an assert

Tools - MeshEditing - Jun 20, 2019

[Image Removed] [Image Removed] ...

AspectRatioAxisConstraint forced to be AspectRatio_MaintainXFOV

Sequencer - Jun 19, 2019

A licensee wants to enforce YFov constraint for a game project by setting AspectRatioAxisConstraint=AspectRatio_MaintainYFOV in the config. However during playing the sequence, the value of AspectR ...

Mismatch widget component collision and geometry

Tools - UMG - Jun 6, 2019

There is a mismatch of collision and geometry of WidgetComponent. This doesn't occur in 4.21. It can only be seen in 4.22. [Workaround] Change following code in UWidgetComponent::UpdateBodySetu ...