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…	2372	152316	June 17, 2026
RAD Game Tools’ Oodle—cross-platform data compression solutions unreal-engine	29	15681	November 17, 2021
Is Nanite Tessellation broken on terrain since 5.6 ? question , unreal-engine	14	959	June 21, 2026
DFAO Distance Field materials shader don't work in scenes captures question , Rendering , unreal-engine	1	69	June 21, 2026
Scene lighting changes after migrating a level to another UE5 project question , Lighting , unreal-engine	0	22	June 21, 2026
Hide ground mesh while keeping shadows casted onto it? question , unreal-engine	0	8	June 21, 2026
UE 5.7.x Linux – VK_ERROR_DEVICE_LOST in Vulkan RHI question , unreal-engine	17	1085	June 21, 2026
Substrate - Feedback Thread Rendering , unreal-engine , Physically-Based-Shading , Staff-Pick-UE , Substrate	809	47100	June 20, 2026
Raytraced Translucency question , unreal-engine	6	63	June 20, 2026
UE 5.8 megaplants error, crash unreal-engine	1	29	June 20, 2026
Required structure for Skeletal Mesh Nanite Assembly using USD, and the future roadmap for Nanite Foliage question , unreal-engine , Epic-Pro-Support	5	362	June 20, 2026
Car Animation Sequence - How do I fix flying car error in video clip render? question , Rendering , unreal-engine , car	1	566	June 20, 2026
Movie Render Graph inconsistent unreal-engine	3	25	June 19, 2026
Sequencer Camera Settings Not Applying to Camers Actors editor , bug-report , unreal-engine	0	21	June 19, 2026
How can I resolve a conflict between two post-process materials outline? question , Post-Processing , unreal-engine , outline	0	27	June 19, 2026
HLSL documentaiton UE4-27 , unreal-engine , UE5-0	6	3786	June 19, 2026
[UE5.8] Subsurface Profile shading model produces no SSS effect on Mobile (Multi-pass Deferred Shading) — works correctly on Desktop question , Rendering , unreal-engine , Mobile , mobile-preview , Mobile-Renderer	0	14	June 19, 2026
[UE5] Anime/Toon/Cel Shading Model (WORKS WITH LAUNCHER ENGINE VERSIONS) Lighting , Rendering , unreal-engine , UE5-0	180	66939	June 18, 2026
Lighting Flickers When Using Color Quantization in Post Process Material question , unreal-engine	2	46	June 18, 2026
Epic's GPUlightmass unreal-engine	923	77760	June 18, 2026
Niagara system disappears certain distance unreal-engine	11	2811	June 18, 2026
Pathtracer and Niagara-Particles - since when do they work together? :) UE4-27 , unreal-engine , Path-Tracing , Path-Tracer	9	5505	June 17, 2026
MegaLights feedback thread Lighting , Rendering , unreal-engine , MegaLights	335	21053	June 17, 2026
Need help rendering passes for still frames! question , please-help-me , unreal-engine	1	28	June 17, 2026
Can you use the radius/scale of an instanced static mesh instance in the material editor? question , Materials , Instanced-Mesh , unreal-engine	7	2714	June 17, 2026
Mutable dataless Texture Parameter won't display a runtime-generated Texture2D (from RenderTarget), but works fine with imported textures question , unreal-engine	0	37	June 17, 2026
Motion Design Cloner's "Mesh" Layout fails in UE 5.6 (Worked in 5.4) question , bug-report , unreal-engine	6	798	June 16, 2026
substrate materials wont let me bake gi question , unreal-engine	16	337	June 16, 2026
Metahuman hair reflecting strangely with lumen question , Lighting , Rendering , unreal-engine , UE5-0	34	11266	June 16, 2026
Ue4 directional light not replicate different times of day for client and server question , UE4 , unreal-engine , day-night-cycle , directional-light , replicating	4	948	June 15, 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…