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…	2347	144121	March 16, 2026
RAD Game Tools’ Oodle—cross-platform data compression solutions unreal-engine	29	15443	November 17, 2021
How to Get rid of the "Unreal Look"? question , unreal-engine	4	43	March 17, 2026
Reflection flickering question , unreal-engine	3	21	March 17, 2026
I need to keep the brightness and colors exactly the same as in the original image. question , Textures , Rendering , unreal-engine , render-target	2	567	March 16, 2026
[SM6] Shader error when using Texture Cube Array in UE 5.5 question , bug-report , unreal-engine	2	285	March 16, 2026
Substrate - Feedback Thread Rendering , unreal-engine , Physically-Based-Shading , Staff-Pick-UE , Substrate	777	41870	March 16, 2026
Q&D trying to fix shadow terminator artefacts unreal-engine	5	108	March 16, 2026
World aligned texture and normal intensity unreal-engine	3	866	March 16, 2026
WorldAlignedTexture node is blurring texture question , UE4 , bug-report , Materials , Textures , unreal-engine	18	2901	March 16, 2026
UE5 Launch Error: "SM6 shader format not supported" on Intel UHD 730 (Driver 32.0.101.7084) question , bug-report , error , unreal-engine	0	7	March 16, 2026
UE5.6 – Translucent material shadows extremely pixelated with Surface ForwardShading question , editor , Rendering , translucent , unreal-engine	0	13	March 16, 2026
Unreal Engine 5.6 – Nanite Trees Painted with Foliage Tool Don't Cast Shadows When WPO Is Enabled question , unreal-engine , Foliage-Tool	44	3441	March 16, 2026
Virtual Shadow Maps Debug Visualization Broken in 5.7 ? question , unreal-engine	0	7	March 16, 2026
Is it possible to enable VSM cache and disable WPO in Scalability? question , unreal-engine	0	8	March 16, 2026
Is it Possible to turn off the y axis of screen based reflections with keeping y axis movement for player camera question , unreal-engine	1	13	March 15, 2026
Submit depth texture from camera to OpenXR runtime question , unreal-engine	8	129	March 15, 2026
Green lightmap density still blocky shadows question , unreal-engine	6	51	March 15, 2026
Can't open a project that was made with Path Tracing twinmotion	0	8	March 15, 2026
DLSS UE4.27.2 PACKAGE PROBLEM! question , bug-report , nvidia , unreal-engine , Packaging-Error	0	10	March 15, 2026
Stationary light source does not create static shadows (likely a bug) question , bug-report , Lighting , Lightmass , unreal-engine , shadow , Lightmap	7	39	March 15, 2026
View UVs for Skeletal Mesh question , editor , skeletalmesh , uvs , unreal-engine	9	19414	March 15, 2026
Megaplants trees reflection low poly question , unreal-engine	0	18	March 15, 2026
Half Tone effect on bloom question , unreal-engine	1	12	March 15, 2026
Wierd stripes everywhere in 5.7 question , unreal-engine	0	14	March 14, 2026
Epic's GPUlightmass unreal-engine	866	71770	March 14, 2026
Looking for improvements for Scene Capture 2D lighting/shadows Lumen , question , Shadows , unreal-engine , scenecapture2d	1	6	March 14, 2026
Hair glowing under point lights question , Materials , Lighting , point-light , unreal-engine , Hair	11	2315	March 13, 2026
Character mesh disappears at certain camera angles unreal-engine	28	39736	March 13, 2026
Material with Unlit Shading Model doesn't look as expected question , unreal-engine	6	1141	March 13, 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…

2347

144121

March 16, 2026

RAD Game Tools’ Oodle—cross-platform data compression solutions

unreal-engine

29

15443

November 17, 2021

How to Get rid of the "Unreal Look"?

question , unreal-engine

4

43

March 17, 2026

Reflection flickering

question , unreal-engine

3

21

March 17, 2026

I need to keep the brightness and colors exactly the same as in the original image.

question , Textures , Rendering , unreal-engine , render-target

2

567

March 16, 2026

[SM6] Shader error when using Texture Cube Array in UE 5.5

question , bug-report , unreal-engine

2

285

March 16, 2026

Substrate - Feedback Thread

Rendering , unreal-engine , Physically-Based-Shading , Staff-Pick-UE , Substrate

777

41870

March 16, 2026

Q&D trying to fix shadow terminator artefacts

unreal-engine

5

108

March 16, 2026

World aligned texture and normal intensity

unreal-engine

3

866

March 16, 2026

WorldAlignedTexture node is blurring texture

question , UE4 , bug-report , Materials , Textures , unreal-engine

18

2901

March 16, 2026

UE5 Launch Error: "SM6 shader format not supported" on Intel UHD 730 (Driver 32.0.101.7084)

question , bug-report , error , unreal-engine

0

7

March 16, 2026

UE5.6 – Translucent material shadows extremely pixelated with Surface ForwardShading

question , editor , Rendering , translucent , unreal-engine

0

13

March 16, 2026

Unreal Engine 5.6 – Nanite Trees Painted with Foliage Tool Don't Cast Shadows When WPO Is Enabled

question , unreal-engine , Foliage-Tool

44

3441

March 16, 2026

Virtual Shadow Maps Debug Visualization Broken in 5.7 ?

question , unreal-engine

0

7

March 16, 2026

Is it possible to enable VSM cache and disable WPO in Scalability?

question , unreal-engine

0

8

March 16, 2026

Is it Possible to turn off the y axis of screen based reflections with keeping y axis movement for player camera

question , unreal-engine

1

13

March 15, 2026

Submit depth texture from camera to OpenXR runtime

question , unreal-engine

8

129

March 15, 2026

Green lightmap density still blocky shadows

question , unreal-engine

6

51

March 15, 2026

Can't open a project that was made with Path Tracing

twinmotion

0

8

March 15, 2026

DLSS UE4.27.2 PACKAGE PROBLEM!

question , bug-report , nvidia , unreal-engine , Packaging-Error

0

10

March 15, 2026

Stationary light source does not create static shadows (likely a bug)

question , bug-report , Lighting , Lightmass , unreal-engine , shadow , Lightmap

7

39

March 15, 2026

View UVs for Skeletal Mesh

question , editor , skeletalmesh , uvs , unreal-engine

9

19414

March 15, 2026

Megaplants trees reflection low poly

question , unreal-engine

0

18

March 15, 2026

Half Tone effect on bloom

question , unreal-engine

1

12

March 15, 2026

Wierd stripes everywhere in 5.7

question , unreal-engine

0

14

March 14, 2026

Epic's GPUlightmass

unreal-engine

866

71770

March 14, 2026

Looking for improvements for Scene Capture 2D lighting/shadows

Lumen , question , Shadows , unreal-engine , scenecapture2d

1

6

March 14, 2026

Hair glowing under point lights

question , Materials , Lighting , point-light , unreal-engine , Hair

11

2315

March 13, 2026

Character mesh disappears at certain camera angles

unreal-engine

28

39736

March 13, 2026

Material with Unlit Shading Model doesn't look as expected

question , unreal-engine

6

1141

March 13, 2026

Development Rendering