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	161746	July 25, 2026
RAD Game Tools’ Oodle—cross-platform data compression solutions unreal-engine	29	16052	November 17, 2021
Path Tracing Vdb problem question , unreal-engine , path , Path-Tracer	12	1168	August 21, 2026
error: use of undeclared identifier 'GetVirtualTextureOutput0' - First Build try for windows - question , unreal-engine	1	12	August 21, 2026
Material Lerp not working as intended? question , unreal-engine	1	31	August 20, 2026
Banding/Stepping with Localized Volumetric Fog question , unreal-engine	3	227	August 20, 2026
Moving mouse during "Simulate" appears to half/third frame rate. unreal-engine	3	177	August 20, 2026
Is Gpu Lightmass working on Linux? question , unreal-engine , gpu-lightmass	14	1199	August 19, 2026
A rendering bug encountered when enabling SkinCache question , bug-report , unreal-engine	0	19	August 19, 2026
Texture Collection causing PageFault GPU crash question , unreal-engine	2	39	August 19, 2026
Motion Design Cloner's "Mesh" Layout fails in UE 5.6 (Worked in 5.4) question , bug-report , unreal-engine	7	886	August 19, 2026
[UE5] Anime/Toon/Cel Shading Model (WORKS WITH LAUNCHER ENGINE VERSIONS) Lighting , Rendering , unreal-engine , UE5-0	185	69110	August 18, 2026
Custom Rendered VR Ecosystem Blueprint , question , editor , Rendering , unreal-engine	0	18	August 18, 2026
Materials Missing in Standalone or Packaged Game unreal-engine	16	21251	August 18, 2026
Substrate - Feedback Thread Rendering , unreal-engine , Physically-Based-Shading , Staff-Pick-UE , Substrate	812	51793	August 17, 2026
When dithered LOD switches, a flicker occurs. question , unreal-engine , Epic-Pro-Support	4	131	August 17, 2026
UE 5.7.x Linux – VK_ERROR_DEVICE_LOST in Vulkan RHI question , unreal-engine	22	1849	August 16, 2026
Question about Vertex Color Error Factor in "Evolving a Legend: Bringing Halo to Unreal Engine 5" talk question , unreal-engine	1	82	August 16, 2026
[Issue] Volumetric Fog settings changing during play question , unreal-engine	3	209	August 16, 2026
Camera Cuts question , Exposure , unreal-engine	1	56	August 14, 2026
Benefits of Physically Based Lighting Values vs. Game-Scaled Values in UE5 Lumen , question , Lighting , Exposure , unreal-engine	0	49	August 14, 2026
no reflections on Android Vulkan question , unreal-engine	6	124	August 14, 2026
Mutable Texture Project on Metahuman (Tattoos) question , unreal-engine , Epic-Pro-Support	2	130	August 14, 2026
Glass material problem question , unreal-engine	6	128	August 14, 2026
Light Leaking Appears When Using Shadow Maps question , unreal-engine	2	76	August 14, 2026
Translucent fog cards disapearing with distance when using post process Post-Processing , translucent , unreal-engine	1	88	August 12, 2026
Import mesh weird face normals question , Rendering , unreal-engine , UE5-0	5	2710	August 12, 2026
How to fix lumen flickering issue without anti aliasing? Lumen , question , unreal-engine	1	80	August 12, 2026
How do I create an Overlay blend, with alpha support question , unreal-engine	0	46	August 12, 2026
Create a rectangular boundary for Rect Light question , unreal-engine	1	71	August 11, 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…