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Eto Dockable Panel (Python3 on MacOS)
Hi all I’ve written a script in Rhino ScriptEditor including user input, the UI is built with an Eto.Forms dialog box. Now, I would like to have this dialog box as a docked custom panel in Rhino, so...
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GHPython Help Toolbar Deactivating Run Script
I started writing a few simple lines of a GHPython script and then opened the help toolbar to search for a Rhino.Geometry constructor. When I clicked on the object, it disables the Run Script...
View ArticlePython environment corruption
Hi everyone, I’m using Rhino version 8.16.25042.13001 with Python 3. I only installed two additional libraries: numpy and matplotlib. I was fixing a legacy code that was passed down from my...
View ArticleCreate chamfered rectangles
I want to draw a chamfered rectangle, I define the drawing area, use the corresponding method, it doesn’t seem to work import Eto.Forms as ef import Eto.Drawing as ed form = ef.Form() drawable =...
View ArticleEto Dockable Panel (MacOS)
Looking for information, tutorials, … for creating a dockable Eto panel for a Rhino plug-in on Mac. All information i have encountered so far is aimed at Windows and I don’t get it working on my Mac....
View ArticleBUG? - RhinoCode CLI
Hi @eirannejad I’m experimenting with the RhinoCode CLI on Mac, and I really appreciate this tool. However, I’m experiencing some unexpected behavior when passing commands. For instance, this line:...
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Eto forms, Cell color from Layer color?
I do have this basic script and I do want if possible to get the cells from the Material column to have the same color as the color of the layer on which each object is on. It is possible to achieve...
View ArticleReceive Remote Rhino Code in Subthread and run it Mainthread
socket_server.py (903 Bytes) I have wrote a simple script to recieve Rhino code generated by LLM and excute. However, this script runs in main thread which blocks the Rhino UI, I have to use “break”...
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CurveBoolean with python
I’m trying to get a closed shape from some curves I have created with a script. From what I see all the boolean options that closed curves but i have come open curves. How can i get something like the...
View ArticleMeshBooleanOptions
McNeel folks - I’m wondering if you can shed some light on what goes on under the hood in Rhino8 mesh boolean commands for the sake of us who are developing scripts that replicate them. Clearly the...
View ArticleProper Parenting for ETO forms in Rhino6 (Python)?
Two questions: Given MainWindowForDocument doesn’t exist in Rhino6, what is the most cross-platform-friendly way to parent my ETO forms? This is what I’m doing at the bottom of all my ETO forms’ code...
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Angle Function in Grasshopper with Python Broken After Rhino Update
Hello, After I updated Rhino to version Version 8 SR17 (8.17.25066.7001, 2025-03-07), the Angle function in Grasshopper stopped working when I use it with Python and ghpythonlib. It still works if I...
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CGAL on Rhino8 ScriptEditor
Hi, I recently made compas_cgal available for the Rhino 8 Script Editor. It should generally work on most Mac, Windows, and Linux systems (outside Rhino). Here are some examples: Examples — COMPAS...
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How can parallel line segments intersect at parameter 0.5?
Hi, I’m working on a script that iteratively checks for line-line-intersections of a set of line segments that lie within the same plane. I’ve noticed that sometimes, two nearly parallel line segments...
View ArticleChange Mesh Edge Thickness from python
Hi all! I’m trying to change the Mesh Edge Thickness from a Rhino Display mode directly in Python. I could save a custom display mode somewhere in the server and use it company-wide but there are some...
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Cannot import custom C# library into GH scripting components
Hello everyone! I’m currently converting a large Grasshopper script into a C# library to improve scalability and (potentially) enable collaboration in the future. My goal right now is to make a custom...
View Articleclass_Drawable
This is the first time I’ve used a class to encapsulate some custom methods. It’s a challenge for me. I failed immediately, I felt like I was going to start losing my hair, and the community was my...
View ArticleCreating a hollow vessel tree
Hey there, I am trying to create a vessel tree in Rhino. The vessel tree is built with bifurcations, means every vessel eventually splits in two smaller daugther vessels. Because we will need trees...
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A script to mesure a total length of selected objects (boxes)
Hi folks, I often have to assemble objects, such as carts, from a profiled pipe. And then the customer asks to calculate the length of all the segments. I thought that if all the parts differ from...
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Scripting Cage_Edit function
Hello everyone, I’m currently working on a problem related to automated surface deformation in Rhino. Initially, I developed a Grasshopper model to achieve this, but I wasn’t completely satisfied with...
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