Sub CATMain() Dim CATIA As Object Set CATIA = GetObject(, "CATIA.Application") Dim partDoc As Document Set partDoc = CATIA.ActiveDocument ' Run a non-interactive knowledge activity Dim kbWorkbench As Workbench Set kbWorkbench = partDoc.GetWorkbench("Knowledgeware")
If you are a CATIA administrator, a knowledge engineer, or a CAD automation specialist, understanding NIPActivity is the key to unlocking true productivity. To appreciate NIPActivity, one must understand the pain point it solves. CATIA, by default, is an interactive program. When you record a macro using CATIA.StartCommand , the script waits for dialogs, pop-ups, and user feedback. This is slow and error-prone in batch mode. nipactivity catia
MsgBox "Activity completed without user input." End Sub Sub CATMain() Dim CATIA As Object Set CATIA
stands for Non-Interactive Playback Activity . It is a command or a method used primarily within CATIA’s Automation API (CAA or Visual Basic scripting) to execute a predefined sequence of actions or a "Knowledgeware" activity without user intervention. Unlike standard interactive recording (where a user clicks and moves a mouse), NIPActivity runs in the background, often headlessly (without a visible GUI), allowing for massive batch processing, automated design rule checks, and digital mock-up validations. When you record a macro using CATIA
Introduction: What is NIPActivity in CATIA? In the world of high-end product design and manufacturing, Dassault Systèmes CATIA stands as a colossus. However, beneath its robust surface for surfacing, solid modeling, and assembly lies a powerful, often overlooked automation engine. Central to this engine is a keyword that frequently appears in macros, scripts, and batch processing commands: NIPActivity .
In 3DX, the equivalent is often called within the Knowledge Authoring App. However, for companies migrating from CATIA V5 to 3DX, maintaining backward compatibility with existing NIPActivity scripts is critical. Most large OEMs still rely on VBA scripts calling NIPActivity because rewriting thousands of macros for the cloud is prohibitively expensive. Conclusion: Why You Should Learn NIPActivity Today If you manage CATIA data for a team larger than 10 engineers, NIPActivity is not optional—it is essential . It transforms CATIA from a design tool into a manufacturing data processor.
' The magic line: NIPActivity execution kbWorkbench.NIPActivity "Check_Draft_Constraints", "RunMode:=Silent"