Rendering

Topic	Replies	Views	Activity
Lumen GI and Reflections feedback thread Lumen , unreal-engine , Staff-Pick-UE Hi everyone, I’m starting this thread for feedback and discussion about Lumen GI and Reflections in UE5. We’re under a lot of pressure with internal deadlines so can’t promise responses, but we will read everything here…	2380	162269	July 25, 2026
RAD Game Tools’ Oodle—cross-platform data compression solutions unreal-engine	29	16079	November 17, 2021
Why pixel size output of GetUserInterfaceUV is giving me a gradient instead of a constant? question , unreal-engine	1	18	August 31, 2026
Ray tracing proxy problem for Foliage question , unreal-engine	5	75	August 31, 2026
Epic's GPUlightmass unreal-engine	987	85422	August 31, 2026
Frame Generation - Switching between FSR 4 and DLSS 4.5 question , unreal-engine	0	21	August 30, 2026
[UE5.8.1] How to fix Cascade shadows disappearing? question , unreal-engine	1	38	August 30, 2026
UE 5.7 Lumen: View-dependent flickering/pulsing on specific meshes in dark scenes Blueprint , question , unreal-engine	2	98	August 30, 2026
Black line in distance question , Rendering , unreal-engine , UE5-0	7	1329	August 30, 2026
Volume Materials and Instanced Stereo? question , unreal-engine	2	72	August 29, 2026
My folliage doesn't render the appropiate shadows Blueprint , question , unreal-engine	0	25	August 28, 2026
How to shift hue between two vector colors in material without changing value? question , epic-games-store	1	34	August 28, 2026
unreal5.6 does not allow to freely drag the parameters of material layer instances question , unreal-engine	2	102	August 28, 2026
MegaLights feedback thread Lighting , Rendering , unreal-engine , MegaLights	337	23709	August 27, 2026
World Partition - wrongly lit patches question , unreal-engine	3	82	August 27, 2026
UE5.8 masked material not rendering alpha correctly on sprites question , unreal-engine	4	98	August 27, 2026
Custom Depth for opaque material Blueprint , question , UE4 , Materials , unreal-engine , Render , custom-depth	12	3565	August 27, 2026
How do I get rid of specular lines and dots? question , unreal-engine	5	64	August 26, 2026
How to enable WPO material in path tracer for staticMesh which spawned by Niagara unreal-engine	3	651	August 26, 2026
Reflections on surfaces through walls from HDRI? question , unreal-engine	1	35	August 26, 2026
User Scene Textures don't pass through negative values question , Post-Processing , Rendering , unreal-engine	0	21	August 26, 2026
Back-lit slope self-shadow / shadow is clipped when camera pans or zooms in beyond a certain angle. question , Lighting , Rendering , Shadows , unreal-engine	0	44	August 26, 2026
First Person Player Character does not cast shadows [UE5.8] question , unreal-engine	0	35	August 26, 2026
Lighting or Rendering Issue with 3 or more players in split screen? question , unreal-engine	5	692	August 25, 2026
Nanite Foliage tanks CPU Performance in USkinnedMeshComponent::TickComponent question , unreal-engine , Epic-Pro-Support	24	370	August 25, 2026
البنققباتا question , unreal-engine	0	17	August 25, 2026
How to get rid of these shadow spots ? question , unreal-engine	2	67	August 25, 2026
Volumetric Fog causing Black Artifacts around Mesh Edges question , unreal-engine	8	1018	August 24, 2026
Substrate - Feedback Thread Rendering , unreal-engine , Physically-Based-Shading , Staff-Pick-UE , Substrate	814	52231	August 24, 2026
[UE5] Anime/Toon/Cel Shading Model (WORKS WITH LAUNCHER ENGINE VERSIONS) Lighting , Rendering , unreal-engine , UE5-0	187	69414	August 24, 2026

Lumen GI and Reflections feedback thread

Lumen , unreal-engine , Staff-Pick-UE

Hi everyone, I’m starting this thread for feedback and discussion about Lumen GI and Reflections in UE5. We’re under a lot of pressure with internal deadlines so can’t promise responses, but we will read everything here…