Unreal Engine Issues
Unreal Engine Issues
Distributed HLOD builds always fail for projects not under the Engine Root
UE - World Creation - Worldbuilding Tools - HLOD - Dec 4, 2024In BuildProject.txt, to make relative path to the project outside the engine root, all paths contains “..” after action command directory. D:/dev/UnrealEngine-5.5.0//HLODTemp/f09bf0f5/HLODBuilder0 ...
Nanite Tessellation Artifacts With Landscapes
UE - Graphics Features - Nanite - Dec 4, 2024There seems to be an issue with how Nanite tessellation and Landscape interact with two sided landscapes. When the camera's near clipping plane is past the landscape's surface the displacement of th ...
Duplicated TextureLoadVirtualPageTable in GetCustomData functions in generated HLSL add to the total instruction count due to TextureLoad having side effects
UE - Rendering Architecture - Materials - Dec 4, 2024When using materials with CustomData inputs, such as the Eye material with Iris Distance and Mask, Virtual Texture samples will increase the instruction count for each unique VTPageResult. Each cus ...
Global SkyAtmosphere and Clouds Issues (Cloud Shadows)
UE - Graphics Features - Dec 3, 2024Sampling Cloud Shadows when rendering the Sky Atmosphere can incorrectly assume that the view is located at the planet's North Pole. This causes distortion in the shadows when using a sphere-shaped ...
Global SkyAtmosphere and Clouds Issues (Ambient Light)
UE - Graphics Features - Dec 3, 2024Ambient Light on Volumetric Clouds from Sky Atmosphere always is calculated as if the clouds are at the north pole of the planet. Using a sphere-shaped Sky Atmosphere and Volumetric Clouds causes t ...
Some instances spawned by NeagaraDataInterfaceChaosDestruction breaking event will be set location to the world origin
UE - Niagara - Data Interface - Nov 29, 2024The following code can often be found in UNiagaraDataInterfaceChaosDestruction.const int32 ParticleID = ParticleIDParam.GetAndAdvance() - LastSpawnedPointID + 1; The LastSpawnedPointID is usual ...
The ResavePackages commandlet with -ResaveClass and -IncludeChildClasses doesn't resave unloaded assets
UE - World Creation - Worldbuilding Tools - Nov 28, 2024The ResavePackages commandlet can be used to batch resave assets. The ResaveClass and IncludeChildClasses options let one resave all assets of a specific parent class. The problem is that blueprint ...
CharacterMovementComponent: NavWalking with high value for NavWalkingFloorDistTolerance can causes character meshes to be teleported up/down when crouching/uncrouching
UE - AI - Navigation - Nov 27, 2024Context CharacterMovementComponent can be set in the NavWalking mode so that on the server the characters move using the navigation mesh as floor. This helps performance when the nav mesh is more c ...
Landscape / Volume Culling option doesn't work on Simplified HLODs
UE - World Creation - Worldbuilding Tools - HLOD - Nov 26, 2024There are options on both landscapes and HLOD layers that when enabled, performs the culling of invisible HLOD vertices (parts of HLOD meshes ending up below the terrain). The option works fine w ...
Character jumping between two moving platforms will incorrectly inherit the sum of both platform velocities
UE - Gameplay - Player Movement - Nov 26, 2024A character standing in a base will match its velocity to the base's velocity. If that character jumps into another base its velocity will be added to the new base's velocity and the character will ...