UV 시각화 // Visualize UV Islands / Visualize Seams도 있다
Labs Export UV Wireframe
sphere - uvproject (polar)
UV Layout
Connectivity
Seperate Edges - 액자같은거 Group으로 edge잘라서
Island Attribute - Copy같이 여러개 만들었을때 attribute 만들고 unpack (transfer attribute)하고
udim
https://www.sidefx.com/docs/houdini/solaris/udim.html
UDIM is a system for dividing texture space into multiple “tiles” in UV space, with each tile represented by a separate texture file on disk.