ArcObjects Library Reference (Geometry)  

INormalAware Interface

Indicator interface that identifies geometries that can have persistent normal vectors values attached to coordinates.

Product Availability

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

Members

Description
Method DropNormals Unsets all normal values without changing awareness. Only works if geometry is aware of normals.
Read/write property NormalAware Indicates if this geometry is aware of normals.
Read-only property NormalSimple Indicates if all normal values for this geometry are well-defined. Only works if geometry is aware of normals.