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…	2344	143775	March 1, 2026
RAD Game Tools’ Oodle—cross-platform data compression solutions unreal-engine	29	15431	November 17, 2021
Splotchy shadows cast by single hairs when only using SkyLight as light source Lumen , Shadows , unreal-engine , shadows-problem	1	11	March 12, 2026
Submit depth texture from camera to OpenXR runtime question , unreal-engine	3	107	March 12, 2026
Toon/Cel Shader Issue on Volume Shader (VDB, Volumetric Fog) question , unreal-engine	1	8	March 12, 2026
Ray Tracing Geometry - Always Over Budget question , unreal-engine	3	31	March 12, 2026
Render metahuman character is noise question , unreal-engine , metahuman	0	7	March 12, 2026
Detect Indirect Specular in Material When Not Using Path Tracing question , unreal-engine	1	9	March 12, 2026
The character's hair appears overly bright when using path tracing. question , Rendering , unreal-engine	1	146	March 12, 2026
Epic's GPUlightmass unreal-engine	865	71454	March 12, 2026
strange line on render Rendering , unreal-engine	3	37	March 12, 2026
Fake shadows Archicad-Twinmotion twinmotion	2	5	March 12, 2026
Shadow issue. Lumen/VSM question , unreal-engine	1	19	March 12, 2026
Pixelated DOF issue on out of focus objects close to the camera when rendering through Movie Render Queue. (UE 5.6) question , Rendering , Depth-Of-Field , unreal-engine , DOF	43	2921	March 11, 2026
Green lightmap density still blocky shadows question , unreal-engine	5	39	March 11, 2026
Skylight Broken question , unreal-engine	4	33	March 11, 2026
Megalights issue: glitter/sparkle effect in 5.7.3 on unlit materials and collision edges. Any solution? question , bug-report , unreal-engine	10	93	March 11, 2026
TSR Ghosting after color grading question , unreal-engine , Epic-Pro-Support	6	151	March 11, 2026
Scene Capture/Render Target view Causes Niagara Flickering Issue question , Rendering , unreal-engine	5	1215	March 11, 2026
Issue with Lightmaps on VR Quest deploy unreal-engine , Lightmap , oculus-quest	0	18	March 11, 2026
Global Illumination Scalability Performance Issue when switching from Epic or High to Low or Medium question , bug-report , unreal-engine	0	30	March 11, 2026
Difference between Differences between texture sample and texture object? unreal-engine	7	35621	March 11, 2026
Spotlight inside of Blueprint doesnt make shadows unreal-engine	15	4416	March 11, 2026
Exponential Height Fog doesn't appear in scene capture 2D component render Blueprint , question , unreal-engine , Scene-Capture , Exponential-Height-Fog	0	7	March 10, 2026
[Feature Request] AGX Tone mapper in unreal engine FeatureRequest , Shaders , Post-Processing , Rendering , unreal-engine , Post-Process , Tonemapping , unreal	0	29	March 10, 2026
How do I make a opacity mask on Nanite objects? question , unreal-engine	6	20	March 10, 2026
Does Fortnite support deferred shading on mobile? question , Rendering , Forward-Rendering , fortnite , unreal-editor-for-fortnite , UEFN	5	34	March 10, 2026
Ghosting effect in when rendering? (also in the editor) question , unreal-engine	0	12	March 10, 2026
Weird Difference Between SM5 and SM6? question , unreal-engine	4	38	March 10, 2026
Unreal post Process look different in render question , Post-Processing , unreal-engine , shading	4	35	March 10, 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…