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ISurface.QueryNormal Method (ArcObjects .NET 10.5 SDK)
ArcObjects Library Reference (GeoDatabase)  

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