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	159415	July 25, 2026
RAD Game Tools’ Oodle—cross-platform data compression solutions unreal-engine	29	15932	November 17, 2021
static skylgiht doesnt cast reflection unreal-engine	2	39	July 31, 2026
Flickering lighting / shadows on moving Skeletal Meshes UE4-27 , question , Lighting , Shadows , unreal-engine , flickering	2	1788	July 31, 2026
UE 5.7.x Linux – VK_ERROR_DEVICE_LOST in Vulkan RHI question , unreal-engine	21	1641	July 31, 2026
5.6.1版本中,材质编辑器中节点不正常显示内容 question , unreal-engine	0	16	July 31, 2026
Epic's GPUlightmass unreal-engine	974	83172	July 31, 2026
PalWorld Hazy Sky Atmosphere Question UE 4.27.x question , unreal-engine	2	45	July 30, 2026
Gas 3D Explosion Looks Noisy question , unreal-engine	0	18	July 30, 2026
Is Lumen Reflection (with Hardware Raytracing) supported in Split Screen in UE 5.4 question , unreal-engine	6	33	July 30, 2026
UE Revision Control SVN &OCIO question , unreal-engine	0	8	July 30, 2026
unreal5.6 does not allow to freely drag the parameters of material layer instances question , unreal-engine	1	69	July 30, 2026
GPU Scene instance warning question , Rendering , unreal-engine	18	2578	July 29, 2026
Fix for crash changing MaterialQualityLevel question , unreal-engine , Epic-Pro-Support	4	98	July 29, 2026
quest3 VR shows not the same as twinmotion viewport , even with ultra settings question , twinmotion	2	61	July 29, 2026
Consistent GPU crash after upgrading to 5.8 unreal-engine	5	172	July 29, 2026
Movie Render Graph Antialiasing issue question , Rendering , unreal-engine	14	157	July 27, 2026
rending HDRI backdrop with Yaw value tracked in Sequencer question , Rendering , unreal-engine , hdri	0	32	July 27, 2026
Luoshuang's GPULightmass unreal-engine	2506	871209	July 27, 2026
Why does Nanite not work? question , unreal-engine	1	52	July 27, 2026
MetalFX upscaling in UE iOS , MAC-OS-X , iphone , MAC , apple , unreal-engine , Macos	11	2458	July 26, 2026
BDRF.USF models like cheaper Blinn-Phong with stable textures. What is the functionality of the rest? question , CPP , Lighting , Rendering , unreal-engine	5	519	July 26, 2026
Da ieri non mi esporta più nè immagini nè video. Ho la versione 2022.1.2. Ho esportato fino l'altro ieri sia immagini che video senza problemi. Come mai non funziona più? Ho letto che altri utenti... question , twinmotion	3	89	July 25, 2026
Nanite Skeletal Meshes Invalidate VSM question , unreal-engine , Epic-Pro-Support	5	198	July 25, 2026
Luoshuang’s GPULightmass Unreal Engine 5.4.3 and 5.4.4 patch Rendering , unreal-engine	54	9160	July 25, 2026
Appearing Colorful noises on particular parts in Electric Dreams Sample project question , unreal-engine	0	51	July 25, 2026
SSGI is flickering in foliage question , unreal-engine	1	61	July 24, 2026
Volumetric Fog visible rectangle artifact on Play (Temporal accumulation artifact) question , unreal-engine	1	43	July 24, 2026
Twisted tunnel material Post-Processing , Rendering , unreal-engine , UE5-0	25	2742	July 23, 2026
Purple streaks in renders, not in editor (UE 5.8) - Subsurface profile issue? question , unreal-engine	0	46	July 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…