Copies the Normal for patch at specified vertex index into the input vector.
[Visual Basic .NET] Public Sub QueryPatchNormal ( _ ByVal patch As Integer, _ ByVal Index As Integer, _ ByVal pNormal As IVector3D _ )
[C#] public void QueryPatchNormal ( int patch, int Index, IVector3D pNormal );
[C++]
HRESULT QueryPatchNormal(
long patch,
long Index,
IVector3D* pNormal
);
[C++]Parameters
patch [in] patch is a parameter of type long Index [in] Index is a parameter of type long pNormalpNormal is a parameter of type IVector3D
Product Availability
Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.
Description
Queries the Normal vector at the specified geometry vertex associated with the Patch located at the specified index.
Remarks
A Vector3D object must be instantiated before being passed as the normal parameter to this method.