Unreal Engine Issues
Unreal Engine Issues
Splitscreen View2 influences translucency in view 1
UE - Rendering - Sep 2, 2021The videos + screenshots in the zip file show the issue on the modified gun sight. The licensee has provided a suggested fix here -[Link Removed] ...
>1ms increase in frame time with showflag.translucency , despite minimal translucency in the scene
UE - Rendering - Sep 2, 2021Licensee reports this change, and can confirm a very rough similarity observed in a template project in 4.27: [Image Removed] ...
When the value of the TMap variable of the child blueprint is changed and compiled, it will restore to the default value of the parent blueprint.
UE - Gameplay - Blueprint - Sep 1, 2021For TMap variables of type struct created in blueprint, if change the default value in child blueprint and compile, it will restore to the default value of the parent actor. This problem does not o ...
Strange Artifact under SingleLayerWater with dynamic directional light and LightPropagationVolumes
UE - LD & Art - Modeling Tools - Water - Aug 30, 2021upd. Regression was checked on //UE4/Release-4.26 CL 15973114, the issue was reproduced. Regression - No [Image Removed] ...
DistanceFieldBentNormalAO does not appear to work with imposter UVs
UE - Rendering - Aug 26, 2021I have not entirely ruled out any issues with the imposter material in the repro, there's a chance this is related to the normal rotations, but turning off distancefields entirely does fix the issue ...
RGB/UINT10 HDR Format not using ST.2084
UE - Rendering - RHI - Aug 23, 2021Specification here: [Link Removed] Which is mirrored in engine in FD3D12DynamicRHI::Init (for example): [Image Removed] However, FWindowsPlatformMisc::ChooseHDRDeviceAndColorGamut always returns ...
Pixelated volumetric translucent shadows
UE - Rendering - Aug 17, 2021I narrowed down the issue to the Main call of ShadowProjectionPixelShader, and tested (on 4.26 and 4.27) a combo of different material and light shadow settings, as well as enabling transmission on ...
Vertex Interpolators broken in landscape materials
UE - LD & Art - Modeling Tools - Landscape - Aug 17, 2021D:/Unreal/UE4_Release-4.27/Engine/Shaders/Private/LandscapeVertexFactory.ush(788,3-59): Shader FDebugViewModeVS, Permutation 0, VF FLandscapeVertexFactory[Image Removed]:/Unreal/UE4_Release-4.27/Eng ...
Changes to Material Instance Parent don't appear to propagate to child instances if the child instance's editor window is open
UE - Rendering - Materials - Aug 16, 2021It looks like this occurs when the grandchild instance window is open. If you close and reopen the Grandchild's window the parameter appears as expected. I've attached a project with the setup step ...