How to get the direction of principle curvature on a mesh?

Grasshopper
1

I want to get a direction of principle curvature on a mesh, can anyone tell me how I can achieve this? thanks

2

Assigned to Rhino category

3

Hi John, I don’t understand, what is Rhino category

4

Have a look through this topic:

5

@Tashakori_Jose
When you create a new “Topic”, it should be assigned to the appropriate category so your message will be seen by the people that are following that category.