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	162076	July 25, 2026
RAD Game Tools’ Oodle—cross-platform data compression solutions unreal-engine	29	16071	November 17, 2021
Ray tracing proxy problem for Foliage question , unreal-engine	1	11	August 27, 2026
UE5.8 masked material not rendering alpha correctly on sprites question , unreal-engine	4	46	August 27, 2026
World Partition - wrongly lit patches question , unreal-engine	2	36	August 27, 2026
Custom Depth for opaque material Blueprint , question , UE4 , Materials , unreal-engine , Render , custom-depth	12	3555	August 27, 2026
How to shift hue between two vector colors in material without changing value? question , epic-games-store	0	5	August 27, 2026
How do I get rid of specular lines and dots? question , unreal-engine	5	37	August 26, 2026
How to enable WPO material in path tracer for staticMesh which spawned by Niagara unreal-engine	3	640	August 26, 2026
Reflections on surfaces through walls from HDRI? question , unreal-engine	1	24	August 26, 2026
User Scene Textures don't pass through negative values question , Post-Processing , Rendering , unreal-engine	0	16	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	34	August 26, 2026
Epic's GPUlightmass unreal-engine	977	85204	August 26, 2026
First Person Player Character does not cast shadows [UE5.8] question , unreal-engine	0	21	August 26, 2026
Lighting or Rendering Issue with 3 or more players in split screen? question , unreal-engine	5	665	August 25, 2026
Nanite Foliage tanks CPU Performance in USkinnedMeshComponent::TickComponent question , unreal-engine , Epic-Pro-Support	24	331	August 25, 2026
البنققباتا question , unreal-engine	0	10	August 25, 2026
How to get rid of these shadow spots ? question , unreal-engine	2	46	August 25, 2026
Volumetric Fog causing Black Artifacts around Mesh Edges question , unreal-engine	8	999	August 24, 2026
Substrate - Feedback Thread Rendering , unreal-engine , Physically-Based-Shading , Staff-Pick-UE , Substrate	814	52096	August 24, 2026
[UE5] Anime/Toon/Cel Shading Model (WORKS WITH LAUNCHER ENGINE VERSIONS) Lighting , Rendering , unreal-engine , UE5-0	187	69300	August 24, 2026
[WIP] Anime/Toon Stylized Shading Model UE4-26 , Rendering , unreal-engine	27	25843	August 23, 2026
Glass material with light dispersions/chromatic aberration/RGB Refraction split? question , unreal-engine	12	1219	August 23, 2026
Activision Ambient Occlusion GTAO unreal-engine	17	8663	August 22, 2026
New GTAO in 4.24 unreal-engine	12	11060	August 22, 2026
Material Lerp not working as intended? question , unreal-engine	3	72	August 21, 2026
Specualr lighting not matching between editor and play in editor question , unreal-engine	0	40	August 21, 2026
Nanite Skeletal Meshes Invalidate VSM question , unreal-engine , Epic-Pro-Support	6	260	August 21, 2026
water plugin, can't change river color question , unreal-engine	3	130	August 21, 2026
Path Tracing Vdb problem question , unreal-engine , path , Path-Tracer	12	1206	August 21, 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…