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SOLIDWORKS

Get BCurve Spline Points Example (VB.NET)

This example shows how to get B-spline parameter data (knots, control points, etc.) for a selected spline
or curve. 

'---------------------------------------------------------------------------
' Preconditions:
' 1. Open install_dir\samples\tutorial\molds\telephone.sldprt.
' 2. Select a curve.
' 3. Open the Immediate Window.
'
' Postconditions: Examine the Immediate window.
'----------------------------------------------------------------------------
Imports SolidWorks.Interop.sldworks
Imports SolidWorks.Interop.swconst
Imports System
Imports System.Diagnostics

Partial Class SolidWorksMacro

    
Sub main()

        
Dim Part As ModelDoc2
        Part = swApp.ActiveDoc

        
Dim swSelectMgr As SelectionMgr
        swSelectMgr = Part.SelectionManager

        
Dim swSketchSeg As Edge
        swSketchSeg = swSelectMgr.GetSelectedObject6(1, -1)

        
Dim swCurveIn As Curve
        Dim swSplineParaData As SplineParamData
        
Dim varCtrlPoints As Object = Nothing
        Dim varKnotPoints As Object = Nothing
        Dim boolStatus As Boolean
        Dim i As Long

        swCurveIn = swSketchSeg.GetCurve

        Debug.Print(
"")
        Debug.Print(
"B-spline")
        Debug.Print(
"")
        swSplineParaData = swCurveIn.GetBCurveParams5(
False, False, True, True)
        Debug.Print(
"The dimension is: " & swSplineParaData.Dimension)
        Debug.Print(
"The order is: " & swSplineParaData.Order)
        Debug.Print(
"The periodicity is: " & swSplineParaData.Periodic)
        Debug.Print(
"The control point count is: " & swSplineParaData.ControlPointsCount)

        Debug.Print(
"The knot point count is: " & swSplineParaData.KnotPointsCount)
       
        Debug.Print(
"COLORREF of spline: " & swSplineParaData.Color)
        Debug.Print(
"Layer of spline: " & swSplineParaData.Layer)
        Debug.Print(
"Style overrides as defined in swLayerOverride_e: " & swSplineParaData.LayerOverride)
        Debug.Print(
"Line style as defined in swLineStyles_e:: " & swSplineParaData.LineStyle)
        Debug.Print(
"Line weight at defined in swLineWeights_e: " & swSplineParaData.LineWidth)

    
End Sub

  
    
Public swApp As SldWorks


End Class



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