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…	2319	128284	December 4, 2025
RAD Game Tools’ Oodle—cross-platform data compression solutions unreal-engine	29	15020	November 17, 2021
Reflections pushed to the edges of a plane question , unreal-engine	3	6	December 7, 2025
Tessellation not working in Standalone (only PIE) question , unreal-engine	4	36	December 7, 2025
Enabling Forward Rendering disabled static lightning and locked Anti-Aliasing question , unreal-engine	4	21	December 6, 2025
Lumen/Ray Tracing Reflections Issue - 1000+ Rect Lights Not Appearing in Floor Reflections (UE 5.7) unreal-engine	0	9	December 6, 2025
Directional Light not occluded in Single Layer Water material question , unreal-engine	9	545	December 6, 2025
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	38	1188	December 6, 2025
5.1 Bug Groom goes crazy with SetVisiblity when used as scenecomponent question , unreal-engine	1	181	December 6, 2025
Epic's GPUlightmass unreal-engine	791	64048	December 6, 2025
Weird shadows on a POM material question , Rendering , unreal-engine , parallax	2	10	December 6, 2025
Nanite Tessellation usage recommendation question , unreal-engine , Epic-Pro-Support	4	65	December 6, 2025
unreal engine mobile rendering nightmare since 5.6 unreal-engine	0	9	December 6, 2025
Recolouring a texture using Materials question , unreal-engine , shader	0	9	December 6, 2025
Does anyone know what causes these weird transparent spots on box brushes? question , Rendering , unreal-engine	2	9	December 6, 2025
Instanced Static Mesh + Groom Flickering question , Rendering , Instanced-Mesh , unreal-engine	0	7	December 5, 2025
Omnidirectional Light or Point Directional-Light - Trying to achieve realistic solar system lighting. Blueprint , question , Lighting , Rendering , unreal-engine	2	39	December 5, 2025
Elegant way to enable-disable RTX from C++ UE4-27 , question , unreal-engine	4	411	December 5, 2025
Black blotches on nanite in 5.7 unreal-engine	4	30	December 5, 2025
UE5 Nanite Landscape bug question , bug-report , unreal-engine	3	74	December 5, 2025
Nanite is enabled but cannot render question , unreal-engine	28	23183	December 5, 2025
UE 5.5 -> UE 5.7 Megalights issue question , unreal-engine	16	294	December 5, 2025
GPU Lightmass always shows water body component as unbuilt light interaction question , unreal-engine	2	21	December 5, 2025
Inconsistencies in Nanite Foliage Voxel rendering distance unreal-engine	0	11	December 5, 2025
Niagara Fluid Smoke Outline/Halo When Occluded by Objects question , unreal-engine	0	8	December 5, 2025
White Vertical Artifacts on Emissive Materials in Packaged Build (Lumen Disabled) question , Rendering , unreal-engine	0	7	December 5, 2025
Car Mirror creation Blueprint , question , unreal-engine , render-target	5	144	December 5, 2025
Groom render wrong in PT unreal-engine	2	18	December 5, 2025
METAHUMAN ISSUES bug-report , unreal-engine , metahuman	0	14	December 5, 2025
5.5 RHI Hitching Performance , unreal-engine	6	223	December 5, 2025

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…