hi all, i have the following data, its a bit jumbled up but i want to reorganize the data in such a way that it i can use the polyline function so that it will create a single line as such ive also attached the gh file. GH Help.gh (5.3 KB) [image]

The 3 sets of points are not on same level of tree. With simplify on set 2 and 3, they come on same level. Now the flip matrix works on all sets. [Schermafbeelding 2026-01-08 om 07.52.41] [Schermafbeelding 2026-01-08 om 07.52.16] GH HelpEW.gh (7.2 KB)

How to make trees of data into one line?

Grasshopper

martinsiegrist (Martin Siegrist) January 8, 2026, 11:22am 8

GH Help mrtn.gh (11.6 KB)

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Arrange points by x and y and create tree for each row

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How to make trees of data into one line?

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