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…	2371	149203	May 22, 2026
RAD Game Tools’ Oodle—cross-platform data compression solutions unreal-engine	29	15590	November 17, 2021
Epic's GPUlightmass unreal-engine	921	75689	May 31, 2026
Saving off the custom stencil buffer question , unreal-engine , Epic-Pro-Support	6	32	May 31, 2026
Puddles - will it work? fortnite , unreal-editor-for-fortnite , fortnite-creative	2	23	May 31, 2026
Sticking with Megalights on Unreal Engine 5.8 question , editor , bug-report , Rendering , unreal-engine	0	17	May 31, 2026
Apply Additive Layer? unreal-engine , UE5-0	8	4282	May 31, 2026
Help with LOD distance on ARK plz question , Foliage , Textures , unreal-engine , LOD	2	725	May 31, 2026
Rendering differences between 5.5 and 5.7 question , unreal-engine , Epic-Pro-Support	9	434	May 31, 2026
Strange shadows question , unreal-engine	0	21	May 30, 2026
What's the Best Practice to Cast Shadows in First Person Camera from 3rd Person Mesh question , UE4 , Shadows , unreal-engine	4	1293	May 30, 2026
Trouble with FPS in project(CPU BottleNeck) question , CPP , unreal-engine	0	27	May 30, 2026
How to hide other transparent materials behind a transparent material? question , unreal-engine	2	37	May 29, 2026
Issue with face shadow texture looking jagged question , unreal-engine	1	20	May 29, 2026
Emissive material is not casting shadows / Toon shader not working in viewport question , unreal-engine	2	53	May 29, 2026
Rendering Crash in 5.7 - PreshadowCacheLayout.RemoveElement question , crash , Shadows , please-help-me , unreal-engine	3	54	May 28, 2026
Cannot package any project in mordhau sdk editor question , unreal-engine	3	63	May 28, 2026
Question about improving readability and reducing blur/shimmer of text-heavy textures rendered on §D planes in Unreal Engine VR question , unreal-engine	0	25	May 28, 2026
Problem with flickering shadows in Unreal Engine 5 when using global illumination not in Lumen mode question , editor , bug-report , Rendering , unreal-engine	40	23562	May 28, 2026
Does anyone know why the foliage always flickering in ue5? question , Lighting , Rendering , unreal-engine	19	3371	May 28, 2026
Substrate - Feedback Thread Rendering , unreal-engine , Physically-Based-Shading , Staff-Pick-UE , Substrate	800	44717	May 28, 2026
Need Shadow Catcher / Matte Shadow Rendering , unreal-engine	20	3756	May 28, 2026
How to create a custom G-Buffer ? question , CPP , Rendering , unreal-engine , render-target	8	7034	May 27, 2026
Foliage Grass flickering in the shadow UE5 Lumen Lumen , question , Rendering , unreal-engine , UE5-0	14	8492	May 27, 2026
fab资产里的材质会导致影子消失 question , unreal-engine , shadows-problem	0	23	May 27, 2026
Unreal LUX/Exposure Equivalents question , unreal-engine	0	32	May 27, 2026
Severe Visual Artifacts and Ray Tracing Memory Budget Issues after GPU Upgrade (RX 580 to RTX 5060 Ti) in Unreal Engine 5.6 question , unreal-engine	1	33	May 27, 2026
Foliage on landscape is randomly dark question , please-help-me , unreal-engine	1	29	May 26, 2026
substrate materials wont let me bake gi question , unreal-engine	11	197	May 26, 2026
Twin 2026.1 HF crashed - TwinmotionCoockedEditor_Win64_Shipping question , twinmotion	0	33	May 26, 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…