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…	2327	139018	January 8, 2026
RAD Game Tools’ Oodle—cross-platform data compression solutions unreal-engine	29	15282	November 17, 2021
How to remove that Grass shadow question , Foliage , unreal-engine , Environment	12	1836	January 17, 2026
Textures and Materials Displaying Black in Content Browser and on Meshes (UE 5.5.1) question , unreal-engine	65	9224	January 16, 2026
Ocean body renders in front of clouds question , Rendering , unreal-engine , Clouds , Water , ocean , Volumetric-Clouds	1	16	January 16, 2026
Trees and grass create shadows that glare, create noise and shimmer. question , unreal-engine	3	27	January 16, 2026
How to runtime change frame generation method? How to recreate the window at runtime? unreal-engine	3	32	January 16, 2026
Material issue with foliage in reflections (UE 5.5 / Quixel) Reflections , unreal-engine	1	98	January 16, 2026
Substrate - Feedback Thread Rendering , unreal-engine , Physically-Based-Shading , Staff-Pick-UE , Substrate	747	39717	January 16, 2026
5.7 Landscape paint layer blend issue question , unreal-engine	12	541	January 16, 2026
Cutting a Mesh using blueprint construction script and Filling the inner areas of the mesh question , unreal-engine	1	432	January 16, 2026
OCIO INVALID question , unreal-engine	1	9	January 16, 2026
r.ScreenPercentage 50 does not work for me on XSX question , unreal-engine	1	23	January 16, 2026
Weird graphic glitch on Quest 3 / 3s question , unreal-engine	0	6	January 16, 2026
Does packing AO, Roughness, and Displacement into a single ARD texture reduce perceived surface detail? question , Rendering , unreal-engine	0	7	January 16, 2026
Issues with Custom Vertex Factory: PrimitiveIdStream, VSM support, and SV_InstanceID conflicts question , CPP , Rendering , unreal-engine	0	8	January 16, 2026
Issues with Custom Vertex Factory: PrimitiveIdStream, VSM support, and SV_InstanceID conflicts question , CPP , Rendering , unreal-engine	0	3	January 16, 2026
Custom Depth Android , question , bug-report , unreal-engine , fortnite , unreal-editor-for-fortnite , fortnite-creative	0	10	January 16, 2026
Draw debug lines with alpha less than 1.0 still appear opaque. question , bug-report , unreal-engine , alpha , draw , line	11	2601	January 15, 2026
Hide Meshes or Actors from UCameraComponents - “Only Owner See” question , unreal-engine	1	121	January 15, 2026
Is it possible to make a reverse perspective effect in UE4? question , Rendering , unreal-engine	2	17	January 15, 2026
5.7.1 Vr Template Bugged? unreal-engine	0	16	January 15, 2026
Lumen bleed or weird light spots when object is near a wall unreal-engine	1	13	January 15, 2026
Volumetric Fog not visible in Lumen Reflections question , Lighting , Rendering , unreal-engine , volumetric-fog	2	97	January 15, 2026
Hot to get rid of this flickering effect in my render. question , Rendering , unreal-engine , flickering , Render , sequence , movie-recording	2	54	January 15, 2026
Shadows disappear on camera specific angle question , Lighting , unreal-engine , Augmented-Reality , shadows-problem , rendering-artifact	8	3158	January 15, 2026
Do Asset Buyers Actually Care About Layered Materials vs Traditional Materials? question , unreal-engine	0	17	January 15, 2026
How to make Rect light invisible in Path Tracer question , unreal-engine	4	714	January 14, 2026
Lumen (GI) hit lighting channel issue question , unreal-engine , Epic-Pro-Support	4	99	January 14, 2026
Lumen still darks below plane even with cast shadows disabled question , unreal-engine	1	12	January 14, 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…