Lighting artifacts on large terrain

[hectavex]

“its very long time ago question, but i can’t find the way to solve in 2022. so i leave a answer [Use Raytracing] in my case”

How to fix jagged shadows on terrain?

same issue, in my case, i solved that from raytracing [화면 캡처 2022-08-31 090220] sorry for language. its very long time ago question, but i can’t find the way to solve in 2022. so i leave a answer in my case

“Did everyone at Epic go on vacation and forget to come back?”

Blocky shadowing

Did everyone go on vacation and forget to come back?

Same problem here:

Dynamic Lighting and Landscapes

Hi there, I am noticing that lighting on landscapes looks pretty much unacceptable when using a dynamic directional light. It looks blocky as though the landscape is not a smoothed mesh. I have read that increasing my shadow bias helps the issue, but it makes everything else look terrible. Does anyone know if this is on the roadmap to be addressed, or if there is a fix? If I adjust the lighting to rid the landscape of these blocky shadows, nothing else is shaded properly. [241442-fantasyprojec…

Same problem here, 2014 no answer:

How to avoid shadow acne with fully dynamic lighting?

The first feature I tested in UE4 is the dynamic lighting, as that was the weakest point of UE3 for me. I was glad to see that the white lines following the player arround have gone for good. However this wasn’t the case for the shadow acne. With a standart directional ligth moveable and a landscape the shadows still look like this: [ue4landscapeacne.jpg] I turned OFF the bUsePrecomputedShadows setting in UE3 on static meshes to drastically reduce the shadow acne which makes them looks like …

Same problem here, no fix in 2022:

UE5 Blocky Hard Shadow on the Landscape

Yea well i mean it looks good without shadows but i have 600m elevation differences on this 8x8km map so having no shadows would be kinda “strange” wouldnt it? [grafik] [grafik] Btw before someone says its a blocky hightmap: 16 bit raw and i also tried to make 32 bit raw reduce it in PS back to 16 in hope it would get smoother, but it seems its really the shadow casting with lumen