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ArcObjects namespaces > Geometry > ESRI.ArcGIS.Geometry > Interfaces > IB > IBezierCurveGEN Interface > IBezierCurveGEN.QueryChordLengthTangentAtFrom Method (ArcObjects .NET 10.4 SDK) |
Returns tangent vector at 'from' point, based on chord length parametrization; and whether it has been set by user or by smoothing process.
[Visual Basic .NET] Public Sub QueryChordLengthTangentAtFrom ( _ ByVal tangent As IPoint, _ ByRef setByUser As Boolean _ )
[C#] public void QueryChordLengthTangentAtFrom ( IPoint tangent, ref bool setByUser );
[C++]
HRESULT QueryChordLengthTangentAtFrom(
IPoint* tangent,
VARIANT_BOOL* setByUser
);
[C++]
Parameters tangent
tangent is a parameter of type IPoint setByUser [in, out] setByUser is a parameter of type VARIANT_BOOL