Unreal Engine Issues

[Landscape] weightmap layer allocations leak into left/top/top-left neighbor components

In 5.8, weightmap layer allocations of a landscape component leak into its left, top and top-left neighbor components when Edit Layers are merged. Neighbors end up with layers that were never painte ...

Nanite Landscape Visibility Layer Crash

Upon saving the level after creating the landscape and painting visibility, the editor crashes. When you restart the editor and load the level, you are greeted with a warning in the upper right corn ...

PrepareTextureResources is being called repeatedly (on commandlets and potentially other cases)

Implement a commandlet that renders (with `-AllowCommandletRendering`) and frequently calls `CommandletHelpers::TickEngine()`.Have the commandlet load a map containing a world-partitioned landscape. T ...

"Move to Level" of Landscape Tool leads component scale mismatch

In UE 5.7.2, when moving a Landscape Component to a sub-level using Landscape Mode > Manage > Move to Level, the proxy transform is not synchronized with the root Landscape when the KeepWorldTransfo ...

Possible leak related to using Nanite meshes for Landscape

A licensee reported that the Bulk data for the nanite mesh generated for Landscape proxies can leak in the editor. It could appear as the normal BulkData “leadk” related to fulling loading an Asset ...

Memory leak in Landscape edit mode

Landscape weight-blended layers don't paint exclusively anymore

Landscape Textures Patches issue when using "Texture Backed Render Target" as the Height Patch Source Mode where Landscape patches are not applying properly the first time a level is opened after restart

Context: Landscape patches are components that can be attached to meshes to affect the landscape as the mesh is repositioned. Problem: The problem is that when using "Texture Backed Render Target" ...

Weight blended layers can leave ghost traces when cleared

Add dll-exposure to landscape patch public functions that are meant to be used by external modules

ULandscapePatchComponent::SetIsEnabled, IsEnabled, etc. are all callable from BP but not from c++. This is not convenient for licensees ...