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	170779	July 25, 2026
RAD Game Tools’ Oodle—cross-platform data compression solutions unreal-engine	29	16389	November 17, 2021
Mystery light sources appear question , twinmotion	0	5	October 26, 2026
Lumen indirect light is exactly zero: here is where it works and where it stops question , unreal-engine	1	40	October 26, 2026
The leaves of the plant model are twinkling question , unreal-engine	1	25	October 26, 2026
UE 5.8 is Hierachical Instance meshes not supported for Lumen? question , unreal-engine	5	158	October 26, 2026
Shader Complexity, Unreal Insights shows hitches but I don't see frame drops in unit graph question , unreal-engine	1	26	October 26, 2026
Lighting in paper2d question , please-help-me , unreal-engine	1	28	October 26, 2026
Texture issues question , unreal-engine	1	32	October 26, 2026
UE 5.1 : Movie Render Queue - Compiling Shaders every frame Rendering , unreal-engine , UE5-0	26	9063	October 25, 2026
Epic's GPUlightmass unreal-engine	1039	91230	October 25, 2026
Wierd shadow apears on mesh question , unreal-engine	2	67	October 24, 2026
Translucent Wall Leaks Light question , unreal-engine	3	73	October 23, 2026
Tone mapper in unreal engine FeatureRequest , Shaders , Post-Processing , Rendering , unreal-engine , Post-Process , Tonemapping , unreal	4	435	October 22, 2026
How to blur far objects? Blueprint , question , UE4 , blur , unreal-engine	9	7341	October 21, 2026
How to fix MRQ Output? question , unreal-engine	2	54	October 21, 2026
Trying to make a shader that looks like old school RuneScape in UE 5.8.2 question , unreal-engine	2	95	October 21, 2026
Temp solution for crashing when trying to Niagara out of MRQ as a EXR or PNG unreal-engine	0	34	October 20, 2026
Path Tracing Artifiacts question , unreal-engine	9	123	October 20, 2026
Shader Model 6 Required Warning question , unreal-engine	3	736	October 20, 2026
Depth Fade fog bug question , unreal-engine	4	97	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	164	October 20, 2026
Screen Space Reflection worse in 5.7 compared to 5.3 question , unreal-engine	2	86	October 20, 2026
Managing complex lighting workflows in Unreal Engine - Lights, Emissive Materials & Cinematics Blueprint , Rendering , unreal-engine , sequence , lightning , Path-Tracing	0	34	October 19, 2026
UE 5.7 – Foliage/Grass materials look extremely dark on the unlit side and bad lighting consistency question , Foliage , unreal-engine , lightning	4	250	October 19, 2026
Crash when editing a Level Instance with Instanced Stereo enabled question , unreal-engine , Epic-Pro-Support	3	60	October 19, 2026
How to prevent pausing caused by scene capture? question , Rendering , unreal-engine	3	155	October 19, 2026
How do I get a TArray of grayscale pixels from a Render Target question , CPP , Rendering , memory , unreal-engine	2	1094	October 19, 2026
Resource->ReadPixels is very slow... faster way? question , CPP , Rendering , unreal-engine , render-target , rendertarget	18	8879	October 19, 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…