Smooth a toposurface with a regular grid

I successfully replicated a routine similar to the one shown in the video bellow:

To Simplify Topography Model - YouTube

I’m not sure it will work in each and every situation, but we’ll get there eventually.

selecionaTopoSuavizaPontosDadoIntervalo.dyn (77.4 KB)

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Improvement:

Now it prunes duplicated points, even if the points don’t share the same Z.

selecionaTopoSuavizaPontosDadoIntervalo_r1.dyn (100.2 KB)

I’m having some trouble with the “create surface for testing” step. For some reason, some toposurfaces boundaries self-intersect when I create the test surface, even after the “sort clockwise” step.

I’d love to have some insight to do a fail-proof clockwise sorting of points, to be always able to close a test surface.

Here’s a stripped test topo model. Some of these surfaces work fine with the routine. The bottom right one, don’t. It’s a 2022 model.

Teste.rvt (820 KB)

I guess the issue is addressed, at least for now. I found the following solution with another method of sorting points and worked like a charm with the toposurfaces that wasn’t previously.

selecionaTopoSuavizaPontosDadoIntervalo_r2.dyn (89.8 KB)

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