How to get all the line which connected with a point in ghpython?

Grasshopper
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Hey , I am a new beginner and have a question.
I am trying to reorder all the point clockwise in the layer’'Panel" with GH-python.
At first I select the point A as the first ref_p and as the first point 1 ,then find the other two points B and C durch the two blue curve , which connected with point A. And durch Vector cross product I get the second point 2.
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but I don’t know how to with GH-python to get the point B and C.

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31028×712 150 KB

the original GH-file is here
Points.gh (3.5 KB)

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if anyone could help that would be great

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You could use the Geometry Pipeline to dynamically read geometry from Rhino layers. And then feed this to your GHPython component. As for the point ordering algorithm, here’s one approach:

Here’s a quick implementation:

2020-05-04 12_08_17-C__Users_ander_Desktop_200504_SortsPointRadially_00.3dm (31 KB) - Rhino 6 Evalua
2020-05-04 12_08_17-C__Users_ander_Desktop_200504_SortsPointRadially_00.3dm (31 KB) - Rhino 6 Evalua1266×789 109 KB

200504_SortsPointRadially_00.3dm (32.0 KB) 200504_SortsPointRadially_00.gh (5.3 KB)

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Hello AndersDeleuran,

Thank you very much for your help!
With this I have figure it out!

1 Like