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…	2355	147046	March 26, 2026
RAD Game Tools’ Oodle—cross-platform data compression solutions unreal-engine	29	15537	November 17, 2021
Sprites with custom depth map unreal-engine	1	834	May 1, 2026
Is post-processed fog of war possible for a turn-based tile-based project? question , unreal-engine	3	30	April 30, 2026
Any suggestions for fixing the lighting on the terrain? question , unreal-engine	0	8	April 30, 2026
Custom raytracing surface shader: Is there any supported path in UE 5.7.4 to supply a custom ray tracing hit group shader for a specific primitive without modifying engine source? question , unreal-engine	1	43	April 30, 2026
2nd Camera view what 1st Camera rendered (Occlussion Culling) question , unreal-engine	0	17	April 30, 2026
Light hits my meshes weird question , unreal-engine	0	15	April 30, 2026
UE 5.7.4 - Lumen - As a new object appears on screen from behind another, black lines appear question , editor , unreal-engine	5	50	April 30, 2026
Lumen Reflections look incorrect on stacked Translucent Materials question , unreal-engine	4	179	April 30, 2026
Movie Render Queue – Spatial Sample Count breaks render passes question , unreal-engine	0	10	April 30, 2026
Exposure compensation curve crash in standalone. question , crash , curve , unreal-engine , Auto-Exposure	4	30	April 30, 2026
Issue with Depth of Field rendering question , unreal-engine	0	10	April 30, 2026
Niagara Fluid not rendering when using Movie Render Queue question , Rendering , unreal-engine , Render , UE5-0	10	5960	April 29, 2026
"[VSM] Non-Nanite Marking Job Queue Overflow” ...Warning Despite All Meshes Being Nanite Enabled question , unreal-engine	1	43	April 29, 2026
Setting the correct scene depth distance vs Blender depth map unreal-engine	4	385	April 29, 2026
Post-processing effects on details (e.g. hair strands) in MetaHuman do not properly working question , editor , Post-Processing , Rendering , unreal-engine , UE5-0	4	685	April 29, 2026
How to fix weird splotches of light? Blueprint , question , unreal-engine	2	36	April 29, 2026
5.5 baked lightmaps error question , unreal-engine	18	1209	April 29, 2026
realism with megascan unreal-engine	0	17	April 29, 2026
What is causing this undershadow gradient on meshes? even with shadows disabled question , unreal-engine	1	41	April 29, 2026
Twinmotion 2025 crashes on Path Tracer export above 2K (worked fine in 2024) question , twinmotion	17	831	April 28, 2026
5.6.1 - Ribbon NIagara systems broken on AMD GPUs? unreal-engine	1	127	April 28, 2026
Epic's GPUlightmass unreal-engine	892	73955	April 28, 2026
Is there any way to disable self-shadowing? question , Shadows , unreal-engine	6	10288	April 28, 2026
How to make worldspace UI ignore anti aliasing? question , unreal-engine	2	40	April 28, 2026
How to fix post process material (after tonemapping) gamma issue with renders? question , unreal-engine	1	46	April 27, 2026
[D3D12] ResourceBarrier State Mismatch Error in DispatchRays (Lumen + RDG) question , Rendering , unreal-engine	2	89	April 27, 2026
Mesh edge pixelated question , unreal-engine	5	84	April 27, 2026
MRQ Panoramic Rendering blurry (UE 5.7) question , unreal-engine	1	31	April 27, 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…