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GetNastranEntityParams() iLogic API

Use the GetNastranEntityParams() iLogic API to get the Nastran entity parameters Geometry ID, Geometry Type, and Component Name of an entity.

Syntax

GetNastranEntityParams( [ReferenceKey] As String, [GeometryID] As Integer,[GeometryType] As Integer,[ComponentName] As StringBuilder)

Parameters

Name Type Description
ReferenceKey String Input parameter that specifies the string form of the reference key of the entity. The key context to be used to get the reference key has to be obtained from GetContextID() Inventor Nastran iLogic API.
GeometryID Integer Output parameter that specifies the Geometry ID of the entity.
GeometryType Integer Output parameter that specifies the Geometry Type of the entity.
ComponentName StringBuilder Output parameter that specifies the Component Name of the entity.

Sample Script

AddReference "NINIlogic"
Public Module Module1
	       Public Dim AddinObj As New NINIlogic.InCadAddin
	       Public Dim strKey As String
End Module

Sub Main()
	       ' Get Geom ID, Geom Type & Component Name from key
	       Dim iRet, iGeomID, iGeomType As Integer
	       Dim strCompName As New System.Text.StringBuilder(512)
	       strKey = ""
	
	       GetBRepRefKeys()
	
	       msg = MsgBox("calling GetNEEntityParams", vbOKOnly, "API call")
	       iRet = AddinObj.GetNastranEntityParams(strKey, iGeomID, iGeomType, strCompName)
	       sMsg = "GeomID = " & iGeomID
	       MessageBox.Show(sMsg)
	       sMsg = "GeomType = " & iGeomType
	       MessageBox.Show(sMsg)
	       sMsg = "strCompName = " & strCompName.ToString
	       MessageBox.Show(sMsg)
	
	       iLogicVb.UpdateWhenDone = True
End Sub

Sub GetBRepRefKeys()
    ' Get the active document.
    Dim oDoc As Document
    oDoc = ThisApplication.ActiveDocument
    
    Dim oSelectSet As SelectSet
    oSelectSet = oDoc.SelectSet
	       If oSelectSet.Count = 0 Then
		              msg = MsgBox("Please select an entity (face/edge/vertex) & re-run the rule.", vbOKOnly, "Select entity")
		              Return
	       ' Check to make sure a single item was selected.
	       ElseIf oSelectSet.Count <> 1 Then
		              msg = MsgBox("Please select only 1 entity (face/edge/vertex) & re-run the rule.", vbOKOnly, "Invalid selection")
		              Return
	       End If
		
    Dim oFace As Face
	              Dim oEdge As Edge
	              Dim oVertex As Vertex
	              Dim i As Integer
    
    ' if face was selected
    If TypeOf oSelectSet.Item(1) Is Face Then
        ' Set a reference to the selected face.
		              msg = MsgBox("Face selected", vbOKOnly, "Selected entity")
        oFace = oSelectSet.Item(1)
		                     i = 0
	             ' if edge was selected
    ElseIf TypeOf oSelectSet.Item(1) Is Edge Then
        ' Set a reference to the selected edge.
		              msg = MsgBox("Edge selected", vbOKOnly, "Selected entity")
        oEdge = oSelectSet.Item(1)
		                     i = 1
	              ' if vertex was selected
    ElseIf TypeOf oSelectSet.Item(1) Is Vertex Then
        ' Set a reference to the selected vertex.
		              msg = MsgBox("Vertex selected", vbOKOnly, "Selected entity")
        oVertex = oSelectSet.Item(1)		
		                     i = 2
    End If


    ' Set a reference to the ReferenceKeyManager object.
    Dim refKeyMgr As ReferenceKeyManager
    refKeyMgr = oDoc.ReferenceKeyManager

    Dim entityRefKey(-1) As Byte
	       Dim keyContext As Long
    
    ' Get key context.
    'keyContext = refKeyMgr.CreateKeyContext
	       isValid = AddinObj.GetContextID(keyContext)
	       If (Not isValid)
		              msg = MsgBox("Invalid Context", vbOKOnly, "Context validation")
		              Return
	       End If
    
    ' Get reference keys from the selected entities.
	              If (i = 0)
    	          oFace.GetReferenceKey(entityRefKey, keyContext)
	              Else If (i = 1)
		                     oEdge.GetReferenceKey(entityRefKey, keyContext)
	              Else If (i = 2)
		                     oVertex.GetReferenceKey(entityRefKey, keyContext)
	              End If
    
    strKey = refKeyMgr.KeyToString(entityRefKey)    
    msg = MsgBox(strKey, vbOKOnly, "Ref-Key array")
End Sub

Sample part

You can download an IPT part that has the sample script to get the key context for querying Nastran entity parameters. Click this link to download: https://knowledge.autodesk.com/support/inventor-nastran/troubleshooting/caas/downloads/content/post-ilogic-test-modelipt-for-customer-download.html

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