Geometry NodesでSmooth
Geometry Nodes
の
Tips
3.5以上
https://gyazo.com/484337f78c9987fb413df2bb9171b095
https://gyazo.com/2844a1f4453d34b0ae3ea36f578a22c8
Blur Attribute Node
を使ってこんな感じに組んでください
3.5未満
https://gyazo.com/9995b223750704998088e1c6e5557bdb/raw
https://www.youtube.com/watch?v=s9_Rnu_XIPA