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A face is a two-dimensional polygon, the space bounded by three or more edges.

3 votes

Geometry Nodes. Find the center of a rectangle whether or not there are multiple vertices on...

(UPDATE: I figured it out; see my second solution) Instead of using the blender-calculated "Face Area" per-face attribute on the original faces, it calculates its own, as the sum of the triangle areas … The next lower-level helper node is "Invert Mapping on Faces". Note that the domain=Faces is still hard-coded here, but the type=Vector is not. …
Don Hatch's user avatar
  • 806
4 votes

Geometry Nodes. Find the center of a rectangle whether or not there are multiple vertices on...

This also turned out to be a nice exercise and example of of walking around faces and doing computations on them in geometry nodes, using the "Face of Corner", "Corners of Face", and "Vertex of Corner" …
Don Hatch's user avatar
  • 806