Strange mesh display

Rhino Rhino for Windows
1

When I drag all the meshpoints of this mesh, strange spikes appear.
Can someone explain what is happening here?

strange mesh display.3dm (42.4 KB)
2

You have modelled the feet with Ngons. If you triangulate your Ngon, you won’t have the same problem.

1 Like
3

Got that, thanks.

-Pascal

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