Note: A full coding tutorial requires CAA licensing, but the logic flow is universal.
Objective: Automate the creation of a rectangular pad with fillets.
The Manual Process (Interactive):
The NIP-Activity Script Logic (Pseudo-Code): NIP-Activity - Catia
' NIP-Activity Example (Conceptual VBA for CATIA) Sub NIP_RectangularPad() ' Set non-interactive mode CATIA.NonInteractive = True' Access document Dim partDoc As PartDocument Set partDoc = CATIA.Documents.Add("Part") Dim part1 As Part Set part1 = partDoc.Part ' Create reference for XY Plane Dim xyRef As Reference Set xyRef = part1.OriginElements.PlaneXY ' Create Sketch Dim sketch1 As Sketch Set sketch1 = part1.Sketches.Add(xyRef) ' --- Non-Interactive Geometry Definition --- ' Define Rectangle points (No UI popups) Dim factory2D As Factory2D Set factory2D = sketch1.OpenEdition() Dim rect As 2DShape ' Coordinates: (0,0), (100,0), (100,50), (0,50) Set rect = factory2D.CreateClosedRectangle(0, 0, 100, 50) factory2D.CloseEdition ' Update sketch part1.UpdateObject (sketch1) ' --- Non-Interactive Pad --- Dim pad1 As Pad Set pad1 = part1.ShapeFactory.AddNewPadFromRef(sketch1, 20) ' --- Non-Interactive Fillet --- ' Collect edges automatically (Assume all vertical edges) Dim edgesToFillet As Collection ' ... logic to find edges ... Dim fillet1 As EdgeFillet Set fillet1 = part1.ShapeFactory.AddNewEdgeFillet(pad1.Body) Call fillet1.AddRadius(5, edgesToFillet) ' Final Update part1.Update partDoc.SaveAs "C:\Output\Part_NIP.CATPart" ' Re-enable interactive mode CATIA.NonInteractive = False
End Sub
A full CATIA GUI session consumes massive amounts of RAM and GPU power. By running non-interactively, you can run 5 to 10 NIP sessions on a single powerful machine, whereas you could only run 1 or 2 interactive sessions. Note: A full coding tutorial requires CAA licensing,
Once the kinematics are defined, the physical impact of that motion is analyzed.
The NIP-Activity (often found in CATIA Composites or DELMIA environments) is designed to bridge the gap between 3D design and manufacturing preparation. It focuses on:
It is heavily used in industries where material cost is high (carbon fiber, titanium) or where precision is critical (aerospace skins, automotive body panels). End Sub
Pros:
Cons:
NIP-Activity (Catia) represents one of the most ambitious attempts to bridge the gap between Nostr’s decentralized protocol and the expectations of modern social media users. Rather than acting as a basic relay reader, Catia functions as a feature-rich social aggregator. It successfully abstracts the complexity of NIPs (Nostr Implementation Possibilities) into a cohesive, highly polished user experience. However, this ambition comes with trade-offs: increased client-side complexity, heavier resource usage, and the inherent difficulty of onboarding non-technical users into a key-based ecosystem.
To appreciate NIP-Activity, one must first distinguish it from standard automation.
NIP processes can be scheduled to run overnight or over weekends using Windows Task Scheduler or Jenkins. You arrive at work to find all data processed.