Geonodes. Align instances to face

[canerasln (Caner Aslan)]

Here there is a way to capture face tangent, but it might fail in cases where topology is crooked. UV coordinates also a good idea.

Instance packing (Fitting instance dimensions to face area) in Geometry Nodes

You don’t really need use edges for it, you can just use face corners because the corners index always goes arounds the face, here is example [image] istancesal.blend (153.0 KB)