Get Faces Affected by Feature Example (VBA)

This example shows how to get the faces affected by a feature. This example also highlights the edges on each affected face in blue.

'--------------------------------------------------

'

' Preconditions:

'          (1) Model document is open.

'          (2) A feature, such as a draft, that affects faces is selected.

'

' Postconditions: The edges on the faces affected by the selected feature

'          are highlighted in blue.

'

'---------------------------------------------------

Option Explicit

Dim swApp As SldWorks.SldWorks

Dim swModel As SldWorks.ModelDoc2

Dim swSelMgr As SldWorks.SelectionMgr

Dim swModelExt As SldWorks.ModelDocExtension

Dim swFeature As SldWorks.Feature

Dim vAffectedFaces As Variant

Dim vEdges As Variant

Dim nFaceCount As Long

Dim nEdgeCount As Long

Dim i As Integer

Dim j As Integer

Sub main()

    Set swApp = Application.SldWorks

    Set swModel = swApp.ActiveDoc

    Set swModelExt = swModel.Extension

    Set swSelMgr = swModel.SelectionManager

    Set swFeature = swSelMgr.GetSelectedObject5(1)

    swModel.ClearSelection2 (True)

    nFaceCount = swFeature.GetAffectedFaceCount

    Debug.Print "Number of faces affected by selected feature = " & nFaceCount

    vAffectedFaces = swFeature.GetAffectedFaces

    For i = 0 To (nFaceCount - 1)

        nEdgeCount = vAffectedFaces(i).GetEdgeCount

        Debug.Print "   Number of edges on Face " & i; " = " & nEdgeCount

        vEdges = vAffectedFaces(i).GetEdges

        For j = 0 To (nEdgeCount - 1)

         vEdges(j).Display 2, 0, 0, 1, True

        Next j

    Next i

End Sub