Unreal Engine Issues
Unreal Engine Issues
AJA interlaced format have a strange behavior compare to Blackmagic.
UE - Virtual Production - May 21, 2019Reproduce and confirm what is going on with the input/output. AJA output in interlaced format, should provide 30 frames at 60fps. For each frame, 1 field should contains the odd line of the image a ...
AnimCurveCompressionSettings is reset to CompressedRichCurve at editor startup
OLD - Anim - May 21, 2019AnimCurveCompressionSettings's codec is reset to CompressedRichCurve when user open the project, so user can not keep the state changed to UniformlySampled. The following code in the constructor of ...
Smart Nav Links created via Load Level Instance are broken, but Simple Nav Links are fine
UE - AI - May 20, 2019Maps brought in via Load Level Instance that contain Nav Link Proxys configured to use the Smart Link instead of the Simple Link end up creating a link at the center of the world instead of their ac ...
Arrays of Soft Object local variables are not captured for reference graph
UE - Gameplay - Blueprint - May 20, 2019This bug comes from https://udn.unrealengine.com/questions/492861/view.html and is a very similar problem to [Link Removed] The issue is that the code that harvests soft object references stored in ...
Separate downsampled translucency manually updates the view uniform buffer without invalidating the cached view.
UE - Rendering Architecture - RHI - May 20, 2019In TranslucencyRendering.cpp, FDeferredShadingSceneRenderer::RenderTranslucency, the following code: FViewUniformShaderParameters DownsampledTranslucencyViewParameters; SetupDownsampledTranslucenc ...
FCanvasTriangleRendererItem relies on BaseVertexIndex not being zero.
UE - Rendering Architecture - RHI - May 20, 2019The root of this issue is that FLocalVertexFactory is doing manual vertex fetch in the shader. In HLSL, this relies on SV_VertexId. In GLSL, it's gl_VertexId. HLSL does not include the base vertex i ...
3DS Max 2019 asset has incorrect object position and rotation when imported in Datasmith
UE - Editor - Content Pipeline - Datasmith - Exporters - May 20, 2019When this asset is imported into 4.22.1(4.22E0) it has incorrect object position and rotation. In 4.21.2 (4.21E3) the asset has the correct object position and rotation. ...
Surface snapping attached actors cause unexpected behavior
Tools - May 17, 2019Surface snapping causes erratic changes in scale to StaticMeshActors that have children of the same type. The user also has provided a potential solution to this bug (Please see the code below. N ...
RemoteMac.cs fails to build if ProjectFile is null
UE - Platform - Mobile - May 17, 2019See CL 6473818. Remote compiling on a Mac is triggering a NullReferenceException for me, making me unable to build. I was able to delete the crashing lines locally to work around it for now.line 91 ...
Crash: nullptr in FindViewComponentForActor when ActorComponent is attached to Character with Camera Component.
UE - Gameplay - May 17, 2019Selecting an Actor with a Camera and a C++ inherited Blueprint Component that has sub-components,then compiling the BP component leads to a crash. Upon Debugging the Crash Call Stack: FindViewComp ...