Hello, I am trying to reference a piece of geometry, eg a BREP, into Grasshopper from Rhino, then plug this into a Python component and find out what its GUID is. Im using RhinoCommon not rhinoscriptsyntax. The reason that (i think) I need the GUID is so that I can look at and change attributes an…

Grasshopper will cast referenced Geometry via the guid parameter into the guid of the referenced rhino-Object [Screenshot 2024-02-07 at 00.01.30] are you using rhino 7 or 8 ? setting type hint of the scripting component to guid also will do the thing.

[image] TD: .. a Python component and find out what its GUID is. Im using RhinoCommon… This might help: [image] Python - Get Selected On Selection Change Event Handler Grasshopper Developer Do you mean something like this: [2024-02-07 10_25_56-Grassho…

Hi Tom Thank you very much for the advice! I am using Rhino 8 As a follow up question, I can now find the Rhino object with the ID, either by using Rhino.RhinoDoc.ActiveDoc , which gives a type Rhino.DocObjects… or by using scriptcontext.doc… , which gives a type ‘RhinoCodePlatform.Rhino3D.GH1.L…

[image] TD: As far as I can tell though, to adjust the attributes in the way i would like to, i do have to use ActiveDoc, or would there be a better way?? This really depends “where you are”. But in a GH definition, you should be given the active document. // Grasshopper Script Instance usin…

Get object GUID in grasshopper Python component

Scripting

AndersDeleuran February 7, 2024, 9:31am 3

This might help:

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Get object GUID in grasshopper Python component

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