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	171356	July 25, 2026
RAD Game Tools’ Oodle—cross-platform data compression solutions unreal-engine	29	16399	November 17, 2021
Smoke Particle effect changing opacity based on camera position. question , unreal-engine	0	10	October 28, 2026
What's actually the default Normal value in the material graph, when there's no node connected to it? unreal-engine	4	3534	October 28, 2026
Smoke Trail question , unreal-engine	0	16	October 28, 2026
Epic's GPUlightmass unreal-engine	1042	91489	October 28, 2026
Visible splits in lumen reflections(the rendered frame) when using large screenpercentage Lumen , question , Rendering , unreal-engine	6	167	October 27, 2026
Unreal Engine MediaPlayer materials always start off as black question , unreal-engine	1	32	October 27, 2026
Nanite Tessellation pushes displacement in the wrong direction on landscapes with Z scale (UE-367789, still in 5.8) question , unreal-engine	0	25	October 27, 2026
Mystery light sources appear question , twinmotion	0	19	October 26, 2026
Lumen indirect light is exactly zero: here is where it works and where it stops question , unreal-engine	1	58	October 26, 2026
The leaves of the plant model are twinkling question , unreal-engine	1	44	October 26, 2026
UE 5.8 is Hierachical Instance meshes not supported for Lumen? question , unreal-engine	5	166	October 26, 2026
Shader Complexity, Unreal Insights shows hitches but I don't see frame drops in unit graph question , unreal-engine	1	37	October 26, 2026
Lighting in paper2d question , please-help-me , unreal-engine	1	34	October 26, 2026
Texture issues question , unreal-engine	1	44	October 26, 2026
UE 5.1 : Movie Render Queue - Compiling Shaders every frame Rendering , unreal-engine , UE5-0	26	9075	October 25, 2026
Wierd shadow apears on mesh question , unreal-engine	2	79	October 24, 2026
Translucent Wall Leaks Light question , unreal-engine	3	75	October 23, 2026
Tone mapper in unreal engine FeatureRequest , Shaders , Post-Processing , Rendering , unreal-engine , Post-Process , Tonemapping , unreal	4	444	October 22, 2026
How to blur far objects? Blueprint , question , UE4 , blur , unreal-engine	9	7346	October 21, 2026
How to fix MRQ Output? question , unreal-engine	2	57	October 21, 2026
Trying to make a shader that looks like old school RuneScape in UE 5.8.2 question , unreal-engine	2	97	October 21, 2026
Temp solution for crashing when trying to Niagara out of MRQ as a EXR or PNG unreal-engine	0	36	October 20, 2026
Path Tracing Artifiacts question , unreal-engine	9	136	October 20, 2026
Shader Model 6 Required Warning question , unreal-engine	3	740	October 20, 2026
Depth Fade fog bug question , unreal-engine	4	104	October 20, 2026
5.5 RHI Hitching Performance , unreal-engine	8	507	October 20, 2026
AMD Instability Starting @ 25.3.1 question , unreal-engine , Epic-Pro-Support	2	169	October 20, 2026
Screen Space Reflection worse in 5.7 compared to 5.3 question , unreal-engine	2	92	October 20, 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…