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…	2321	129421	December 8, 2025
RAD Game Tools’ Oodle—cross-platform data compression solutions unreal-engine	29	15034	November 17, 2021
substrate materials wont let me bake gi question , unreal-engine	3	17	December 8, 2025
Does baked lights get disabled if we have Lumen on? question , Rendering , unreal-engine	3	21	December 8, 2025
Does sky lights get baked when I bake for lighting? question , unreal-engine	1	18	December 8, 2025
Substrate - Feedback Thread Rendering , unreal-engine , Physically-Based-Shading , Staff-Pick-UE , Substrate	707	35320	December 8, 2025
5.7 Landscape paint layer blend issue question , unreal-engine	7	206	December 8, 2025
UE 5.5 -> UE 5.7 Megalights issue question , unreal-engine	17	345	December 8, 2025
5.1 Bug Groom goes crazy with SetVisiblity when used as scenecomponent question , unreal-engine	2	187	December 8, 2025
Enabling Forward Rendering disabled static lightning and locked Anti-Aliasing question , unreal-engine	5	50	December 7, 2025
5.5 RHI Hitching Performance , unreal-engine	7	234	December 7, 2025
Rotate Orthographic Viewport Cameras? question , viewport , unreal-engine , orthographic , orthographic-camera	10	5211	December 7, 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	40	1254	December 7, 2025
Epic's GPUlightmass unreal-engine	792	64575	December 7, 2025
Disabling VSM / Low Global Illumination causes Landscape chunks to get culled near edge of screen unreal-engine	0	13	December 7, 2025
Reflections pushed to the edges of a plane question , unreal-engine	3	32	December 7, 2025
Tessellation not working in Standalone (only PIE) question , unreal-engine	4	45	December 7, 2025
Lumen/Ray Tracing Reflections Issue - 1000+ Rect Lights Not Appearing in Floor Reflections (UE 5.7) unreal-engine	0	18	December 6, 2025
Directional Light not occluded in Single Layer Water material question , unreal-engine	9	565	December 6, 2025
Weird shadows on a POM material question , Rendering , unreal-engine , parallax	2	19	December 6, 2025
Nanite Tessellation usage recommendation question , unreal-engine , Epic-Pro-Support	4	78	December 6, 2025
unreal engine mobile rendering nightmare since 5.6 unreal-engine	0	16	December 6, 2025
Recolouring a texture using Materials question , unreal-engine , shader	0	15	December 6, 2025
Does anyone know what causes these weird transparent spots on box brushes? question , Rendering , unreal-engine	2	16	December 6, 2025
Instanced Static Mesh + Groom Flickering question , Rendering , Instanced-Mesh , unreal-engine	0	14	December 5, 2025
Omnidirectional Light or Point Directional-Light - Trying to achieve realistic solar system lighting. Blueprint , question , Lighting , Rendering , unreal-engine	2	44	December 5, 2025
Elegant way to enable-disable RTX from C++ UE4-27 , question , unreal-engine	4	423	December 5, 2025
Black blotches on nanite in 5.7 unreal-engine	4	43	December 5, 2025
UE5 Nanite Landscape bug question , bug-report , unreal-engine	3	76	December 5, 2025
Nanite is enabled but cannot render question , unreal-engine	28	23231	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…