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The originating node of the specified edge.
[Visual Basic .NET] Public ReadOnly Property FromNode As ITinNode
[C#] public ITinNode FromNode {get;}
[C++]
HRESULT get_FromNode(
ITinNode** ppNode
);
[C++] Parameters ppNode [out, retval]
ppNode is a parameter of type ITinNode**
The FromNode of an edge is the first node of an edge. It is equivalent to the ToNode of the previous edge.
Each triangle in a TIN is comprised of three edges. The edges are oriented clockwise.