Private Sub Form_Load()
Dim objApp As SolidEdgeFramework.Application
Dim objDoc As SolidEdgePart.PartDocument
Dim objBody As SolidEdgeGeometry.Body
Dim objEdge As SolidEdgeGeometry.Edge
Dim dblParams(1 To 2) As Double
Dim dblFirst() As Double
Dim dblSecond() As Double
Dim dblThird() As Double
' Report errors
Const PI = 3.14159265358979
' Create/get the application with specific settings
On Error Resume Next
Set objApp = GetObject(, "SolidEdge.Application")
If Err Then
Err.Clear
Set objApp = CreateObject("SolidEdge.Application")
Set objDoc = objApp.Documents.Add("SolidEdge.PartDocument")
objApp.Visible = True
Else
Set objDoc = objApp.ActiveDocument
End If
' creating the base feature
If CreateModel(objDoc) <> "" Then
MsgBox "Error creating the model"
Exit Sub
End If
' getting the body object of the model
Set objBody = objDoc.Models(1).Body
'getting an edge from the collection of edges of the body object
Set objEdge = objBody.Edges(EdgeType:=igQueryAll).Item(2)
' getting the derivatives at a point on an edge
dblParams(1) = 0
dblParams(2) = PI
Call objEdge.GetDerivatives(NumParams:=2, Params:=dblParams, FirstDerv:=dblFirst, _
SecondDerv:=dblSecond, ThirdDerv:=dblThird)
' USER DISPLAY
' Release objects
Set objApp = Nothing
Set objDoc = Nothing
Set objBody = Nothing
Set objEdge = Nothing
End Sub