Shader complexity mode reportedly broken on Vulkan

Rendering - RHI - Mar 23, 2021

Shader complexity reported (on AH) broken on Linux since 4.25. No local repro attempted. https://answers.unrealengine.com/questions/1019826/shader-complevity-view-mode-is-completely-broken-s.html ...

Runtime Virtual Texture primitives set to never render to main pass still cause occlusion queries

Rendering - Features Teams - Mar 23, 2021

RVT only primitives are being pushed through the occlusion culling. It would be more efficient to not do that. ...

Clothing tool may generate an unsmooth display mesh on 4.26

Simulation - Physics - Character - Mar 23, 2021

This is related to the optimization applied in CL#13181876. Binding simulation mesh to display mesh can't find the nearest triangle when a triangle is located near the AABB boundary. ...

Add a "Move Function Declaration to Parent" option for blueprint added functions

Gameplay - Blueprint Editor - Mar 21, 2021

Users requested the ability to move only the function declaration to a base class from blueprints instead all of the nodes inside the function.  From the user:  "Essentially, 95% of the time wha ...

Cannot paste emitter overview node after it has been cut with ctrl+x

Rendering - Niagara - Mar 20, 2021

When pasting an emitter from a copied overview node, only the node is pasted, and it relies on duplication of the emitter to do the actual copy. When cutting a node we delete it, along with the emit ...

Importing Camera FBX into a sequence can crash with a headless editor

Anim - Sequencer - Mar 19, 2021

In a headless editor instance we will not be able to send toasts to the user, and we should not notify slate. The Sequencer Tools function library calls MovieSceneToolHelpers::ImportFBXCameraToExist ...

Filtering a Curve with Fourier Transform (FFT) with the Response set to Chebyshev crashes the editor

Anim - Sequencer - Mar 19, 2021

When creating a Curve and filtering the keys with a Fourier Transform, the engine crashes. The engine doesn't crash when the Bake, Euler, or Simplify options. It only crashes if there are a minimum ...