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Get Angle Between Plane and Line Example (VBA)

This example shows how to get the angle between a selected plane and a selected sketch line.

 

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

'

' Preconditions: Sketch containing a Line1@3DSketch1 exists.

'

' Postconditions: None

'

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

Option Explicit

 

Dim swApp As SldWorks.SldWorks

Dim swModel As SldWorks.ModelDoc2

Dim swSelMgr As SldWorks.SelectionMgr

Dim swModelDocExt As SldWorks.ModelDocExtension

Dim boolstatus As Boolean

 

Sub main()

 

Dim swMath As SldWorks.MathUtility

Set swApp = Application.SldWorks

Set swMath = swApp.GetMathUtility

 

Set swModel = swApp.ActiveDoc

Set swSelMgr = swModel.SelectionManager

Set swModelDocExt = swModel.Extension

swModel.ClearSelection2 True

boolstatus = swModelDocExt.SelectByID2("Top Plane", "PLANE", 0, 0, 0, False, 0, Nothing, 0)

boolstatus = swModelDocExt.SelectByID2("Line1@3DSketch1", "EXTSKETCHSEGMENT", 0.07751735119544, 0.02644237600659, -0.0634797539437, True, 0, Nothing, 0)

 

Dim swFeat As SldWorks.Feature

Dim swSkSeg As SldWorks.SketchSegment

Set swFeat = swSelMgr.GetSelectedObject6(1, 0)

Set swSkSeg = swSelMgr.GetSelectedObject6(2, 0)

 

Dim swRefPlane As SldWorks.RefPlane

Set swRefPlane = swFeat.GetSpecificFeature2

 

Dim normVec As MathVector

Dim dirArr(2) As Double

Dim params As Variant

 

dirArr(0) = 0#

dirArr(1) = 0#

dirArr(2) = 1#

Set normVec = swMath.CreateVector((dirArr))

Set normVec = normVec.MultiplyTransform(swRefPlane.Transform)

Debug.Print normVec.ArrayData(0), normVec.ArrayData(1), normVec.ArrayData(2)

 

Dim curveVec As SldWorks.MathVector

Dim swCurve As SldWorks.Curve

Set swCurve = swSkSeg.GetCurve

params = swCurve.LineParams

dirArr(0) = params(3)

dirArr(1) = params(4)

dirArr(2) = params(5)

Set curveVec = swMath.CreateVector((dirArr))

Debug.Print curveVec.ArrayData(0), curveVec.ArrayData(1), curveVec.ArrayData(2)

 

Dim crossVec As SldWorks.MathVector

Set crossVec = curveVec.Cross(normVec)

 

Dim dot As Double

Dim vecLen As Double

Dim angle As Double

dot = curveVec.dot(normVec)

vecLen = crossVec.GetLength()

angle = Atn(dot / vecLen)

Debug.Print angle

 

End Sub



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