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…	2381	154317	June 26, 2026
RAD Game Tools’ Oodle—cross-platform data compression solutions unreal-engine	29	15736	November 17, 2021
Epic's GPUlightmass unreal-engine	929	79078	June 29, 2026
Error distance field generated when using two-sided material question , unreal-engine , Epic-Pro-Support	6	131	June 28, 2026
Another way to disable tonemapping unreal-engine	23	12996	June 28, 2026
2D image Color problem question , Materials , Lighting , 2D , unreal-engine	17	2707	June 28, 2026
Artifacts on my mesh in unreal question , unreal-engine	0	15	June 28, 2026
How do I set the window size and position in a multi-monitor setup? question , unreal-engine , multiple-monitors	4	2096	June 28, 2026
SceneTextureLookup hlsl function no longer works in substrate question , unreal-engine , Substrate	3	2119	June 28, 2026
How can I resolve a conflict between two post-process materials outline? question , Post-Processing , unreal-engine , outline	2	75	June 27, 2026
How to render Alpha Transparency in Path Tracer question , Rendering , unreal-engine , transparency , alpha , Path-Tracer	5	1080	June 26, 2026
The ribbon particles no longer cast shadows. Rendering , unreal-engine	5	334	June 26, 2026
Nanite + r.RayTracing.Nanite.Mode 1 causes flipped normals in Path Tracing mode (UE 5.7.4) question , unreal-engine	3	150	June 26, 2026
Crash when hitting play after re-loading World Partition level with Static Lighting crash , unreal-engine	2	146	June 25, 2026
How to fix lighting banding artifacts? question , unreal-engine	0	43	June 25, 2026
Does nDisplay work with World Partition? unreal-engine , ndisplay , World-Partition	0	27	June 25, 2026
Movie Render Graph Alpha problems question , editor , Rendering , unreal-engine , Render	0	34	June 25, 2026
How can I simulate/implement interlacing? question , Shaders , unreal-engine	2	354	June 25, 2026
渲染出的图片左上角有红色绿色的亮斑，这个是什么问题 question , Rendering , unreal-engine	0	38	June 25, 2026
How to fix this weird hardline when ramp hits 1.0? question , unreal-engine	1	72	June 24, 2026
Hide ground mesh while keeping shadows casted onto it? question , unreal-engine	2	92	June 24, 2026
Assist with Visual Technique used in the game Lords of the Fallen (2023) question , unreal-engine	2	89	June 24, 2026
Decals are not appearing properly in the post process question , Decals , unreal-engine , Post-Process	2	61	June 24, 2026
UE 5.7.x Linux – VK_ERROR_DEVICE_LOST in Vulkan RHI question , unreal-engine	18	1232	June 24, 2026
Movie Render Queue Not Rendering Alpha Correctly question , unreal-engine	6	534	June 24, 2026
Static Lighting Breaks On Play editor , bug-report , unreal-engine	2	53	June 24, 2026
How to get area shadows to work with deep shadows on strand hair? question , unreal-engine	0	47	June 24, 2026
UE 5.8 megaplants error, crash unreal-engine	3	123	June 23, 2026
Mesh Rendering Gaps Unreal 5.7 question , unreal-engine	0	34	June 23, 2026
Substrate - Feedback Thread Rendering , unreal-engine , Physically-Based-Shading , Staff-Pick-UE , Substrate	810	47947	June 23, 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…