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ISurface.QueryNormal Method (ArcObjects .NET 10.7 SDK)
ArcObjects Help for .NET developers > ArcObjects Help for .NET developers > ArcObjects namespaces > Geodatabase > ESRI.ArcGIS.GeoDatabase > Interfaces > IS > ISurface Interface > ISurface.QueryNormal Method
ArcGIS Developer Help

ISurface.QueryNormal Method

Returns the vector normal to the specified triangle.

[Visual Basic .NET]
Public Sub QueryNormal ( _
    ByVal pLocation As IPoint, _
    ByVal pNormal As IVector3D _
)
[C#]
public void QueryNormal (
    IPoint pLocation,
    IVector3D pNormal
);
[C++]
HRESULT QueryNormal(
  IPoint* pLocation,
  IVector3D* pNormal
);
[C++]
Parameters
pLocation [in]

pLocation is a parameter of type IPoint* pNormal
pNormal is a parameter of type IVector3D*

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

See Also

ISurface Interface