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…	2355	146576	March 26, 2026
RAD Game Tools’ Oodle—cross-platform data compression solutions unreal-engine	29	15526	November 17, 2021
UE5 encounters errors when rendering with MRQ question , Rendering , unreal-engine	0	6	April 27, 2026
UE 5.7.4 - Lumen - As a new object appears on screen from behind another, black lines appear question , editor , unreal-engine	4	23	April 27, 2026
Animated Texture Not Playing in Movie Render Queue question , Rendering , unreal-engine , UE5-0	8	1305	April 26, 2026
UE 5.7.4 - Lumen - As a new object appears on screen from behind another, black lines appear question , editor , unreal-engine	0	24	April 26, 2026
Can you make a Plane FACE the camera via it's Material only? question , Rendering , unreal-engine	5	5368	April 26, 2026
UE 4.27.2: Frequent SetActorTransform calls on StaticMeshComponent freezes rendering but not physics question , unreal-engine	0	8	April 26, 2026
How to make worldspace UI ignore anti aliasing? question , unreal-engine	1	20	April 26, 2026
How to create procedural wood in UE? unreal-engine	3	1632	April 25, 2026
UE 5.7.3 - Vulkan Parallel Rendering is broken on AMD gpus question , bug-report , unreal-engine	0	38	April 25, 2026
Level Sequence Rendering Glitch/Bug question , unreal-engine	3	54	April 25, 2026
UE 5.7 – Directional Light Intensity Takes Time to Darken Scene question , unreal-engine	4	57	April 25, 2026
Exposure compensation curve crash in standalone. question , crash , curve , unreal-engine , Auto-Exposure	2	15	April 25, 2026
[PROBLEM] Asset become "transparent" with lots of dots in the default light? unreal-engine	2	30	April 24, 2026
Custom raytracing surface shader: Is there any supported path in UE 5.7.4 to supply a custom ray tracing hit group shader for a specific primitive without modifying engine source? question , unreal-engine	0	24	April 24, 2026
Movie Render Graph and Object Ids in 5.5.1 unreal-engine , graph	17	1012	April 24, 2026
Foilage broken... question , unreal-engine	4	25	April 24, 2026
FPS Drops Over Time After Enabling TextureShare Plugin in UE 5.7.2 unreal-engine	8	99	April 24, 2026
Random Ray Tracing Crashes in D3D12RHI question , unreal-engine , Epic-Pro-Support	6	149	April 24, 2026
UE 5.7 – Substrate + Clear Coat + Lumen HWRT causes colorfill square artifact question , bug-report , unreal-engine	3	67	April 24, 2026
Title: Persistent Lumen GI Ghosting / Smearing on Moving Objects Despite Velocity and CVar Adjustments Unreal Engine Version: [5.7.4] question , unreal-engine	1	22	April 24, 2026
Substrate material: Black artifacts in "Substrate Horizontal Blend" section question , unreal-engine	0	21	April 24, 2026
UE 5.7.x Linux – VK_ERROR_DEVICE_LOST in Vulkan RHI question , unreal-engine	11	554	April 23, 2026
TextureCollection updates at runtime question , unreal-engine , Epic-Pro-Support	7	203	April 23, 2026
(5.6.1) Light function Material stops working when level starts, then remains off when exiting. question , Lighting , unreal-engine , lighting-problem , light-function	0	35	April 23, 2026
View UVs for Skeletal Mesh question , editor , skeletalmesh , uvs , unreal-engine	10	19796	April 23, 2026
MRQ Panoramic Rendering blurry (UE 5.7) question , unreal-engine	0	23	April 23, 2026
How to fix post process material (after tonemapping) gamma issue with renders? question , unreal-engine	0	31	April 23, 2026
smooth/sharp edges on RenderTarget/Texture2D question , unreal-engine	1	26	April 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…