Surface from Grid.3dm (14.1 MB) I am trying to generate a surface from grid, but the problem is points are all shown as null… [1] [2] [Site - L.gh|attachment] Site - L.gh (56.8 KB)

A similar thread three days ago: [image] SrfGrid wont activate from meshray, Trying to create srf from contours with bounding box Grasshopper I made three changes: Used the bottom face of a Bounding Box around the mesh. Used Pick’n’Choose to replace nulls with base poin…

Thank you so much for solving this issue! It’s genius! Although I can’t really understand how it works at this point, but I will look up the command you write and try to learn more about it :slight_smile:

Please see my “P.S.” - the Delaunay mesh is bad, distorting the SrfGrid.

I dug up a fix from here: [image] Strategy for removing points inside PointCloud Grasshopper There was no need for Explode and MA since it’s the same as polyline length. [CullInnerArea_pointcloud_2020May15b] CullInnerArea_pointcloud_2020May15b.gh (119.1 KB) And ap…

is it because there are too much triangulation in the Delmesh?

[image] si.chen1995: is it because there are too much triangulation in the Delmesh? It’s because the mesh spans the large “bay” on the left, connecting high points on either side with long edge faces. Removing those long edge faces fixes the problem. [Site_L_2020Sep18b2] The yellow group …

got it! thank you so much! i will keep learning

Works like a charm. Thanks for the help!

What’s the yellow box labeled with 4 ?

[image] Manar_Abu-aisheh: What’s the yellow box labeled with 4 ? “4” is the index value used by List Item ‘i’ (Index) input to get the bottom face of the bounding box.

Great help here guys, thank you! But if anyone could help me and show how to use this setup with a different boundary (custom to my project) as when i use this file directly it comes with a pre-defined limit. Would love to apply this for future projects and Im new to grasshopper, so your help would …

HELP! Surface from Grid Trouble! - null point in grid

Grasshopper

wim (Wim Dekeyser) April 12, 2023, 10:55am 14

Hi Erik -

Without you posting your geometry? Who knows…

-wim

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HELP! Surface from Grid Trouble! - null point in grid

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