MapWinGeoProc:Utils wn PnPoly

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 int wn_PnPoly(ref MapWinGeoProc.Globals.Vertex[] V, System.Double x, System.Double y)


Winding number test for point in polygon


V Array of vertices in the polygon.
x X value of point being tested.
y Y value of point being tested.


The winding number (=0 only if pt is outside poly)

Visual Basic Net 2005 Example Implementation Code
Visual C# 2005 Example Implementation Code
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