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…	2380	162376	July 25, 2026
RAD Game Tools’ Oodle—cross-platform data compression solutions unreal-engine	29	16079	November 17, 2021
My folliage doesn't render the appropiate shadows Blueprint , question , unreal-engine	1	35	September 1, 2026
Accumulation using legacy preset question , unreal-engine	1	15	September 1, 2026
How to get scene luminance/illumination at runtime ? question , Shaders , Rendering , unreal-engine , noise	3	1424	September 1, 2026
Is it possible to use anisotropy with forward rendering? (UE5) question , unreal-engine , Forward-Rendering , UE5-0	4	1321	August 31, 2026
Why pixel size output of GetUserInterfaceUV is giving me a gradient instead of a constant? question , unreal-engine	1	30	August 31, 2026
Ray tracing proxy problem for Foliage question , unreal-engine	5	87	August 31, 2026
Epic's GPUlightmass unreal-engine	987	85486	August 31, 2026
Frame Generation - Switching between FSR 4 and DLSS 4.5 question , unreal-engine	0	26	August 30, 2026
[UE5.8.1] How to fix Cascade shadows disappearing? question , unreal-engine	1	43	August 30, 2026
UE 5.7 Lumen: View-dependent flickering/pulsing on specific meshes in dark scenes Blueprint , question , unreal-engine	2	101	August 30, 2026
Black line in distance question , Rendering , unreal-engine , UE5-0	7	1330	August 30, 2026
Volume Materials and Instanced Stereo? question , unreal-engine	2	75	August 29, 2026
How to shift hue between two vector colors in material without changing value? question , epic-games-store	1	40	August 28, 2026
unreal5.6 does not allow to freely drag the parameters of material layer instances question , unreal-engine	2	103	August 28, 2026
MegaLights feedback thread Lighting , Rendering , unreal-engine , MegaLights	337	23721	August 27, 2026
World Partition - wrongly lit patches question , unreal-engine	3	98	August 27, 2026
UE5.8 masked material not rendering alpha correctly on sprites question , unreal-engine	4	101	August 27, 2026
Custom Depth for opaque material Blueprint , question , UE4 , unreal-engine , Render , custom-depth	12	3569	August 27, 2026
How do I get rid of specular lines and dots? question , unreal-engine	5	70	August 26, 2026
How to enable WPO material in path tracer for staticMesh which spawned by Niagara unreal-engine	3	654	August 26, 2026
Reflections on surfaces through walls from HDRI? question , unreal-engine	1	38	August 26, 2026
User Scene Textures don't pass through negative values question , Post-Processing , Rendering , unreal-engine	0	22	August 26, 2026
Back-lit slope self-shadow / shadow is clipped when camera pans or zooms in beyond a certain angle. question , Lighting , Rendering , Shadows , unreal-engine	0	44	August 26, 2026
First Person Player Character does not cast shadows [UE5.8] question , unreal-engine	0	36	August 26, 2026
Lighting or Rendering Issue with 3 or more players in split screen? question , unreal-engine	5	694	August 25, 2026
Nanite Foliage tanks CPU Performance in USkinnedMeshComponent::TickComponent question , unreal-engine , Epic-Pro-Support	24	381	August 25, 2026
البنققباتا question , unreal-engine	0	21	August 25, 2026
How to get rid of these shadow spots ? question , unreal-engine	2	68	August 25, 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…