Gets the tangent vector at a specified length along the geometry of the current open Item.
Visual Basic |
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Public Function GetGeomTgtFromLength( _ ByVal nGeom As Long, _ ByVal arclen As Double _ ) As String |
A comma-delimited string containing the x, y and z components of the tangent vector. Use SplitPos to get the x, y and z values themselves.
Available: GEO MM ME MD OD OM SISpy
Group:
sis.GetGeomTgtFromLength(0, -1.0)
Evaluates the tangent vector at the start of a single piece of geometry.
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