Download

[UE4] Light map problem

Hello, i look a solution for my problem in Unreal, i want to create my Mesh but every time the same problem it’s hir !
I have a black shadow or noise in my mesh after de building.

Porblem one, the shadow :

618400fbcb17178db31e78d9773d4a36ebeb2336.jpeg

Porlbem two, this black line :

1.jpg

The UV MAPPING (uv channel 0) :

840c4a96227a7649d9c99d60c058de1559f9f1b2.jpeg

The Light Map UV (uv channel 1) :

6a0ab433c650cb77fd0d99400166a4f838f3f407.jpeg

The UV it’s my UV.

(sorry for my bad english i’m french ! :slight_smile: )

THANKS YOU !!

Increase lightmap resolution on the object receiving the shadow

There is a difference between “Min lightmap resolution” (under submenu LOD0) and “Light Map Resolution” (under submenu static mesh settings)
You have to change “Light Map Resolution”

Ne confonds pas les deux! :slight_smile: