public static IPolyLine3D ConvertTo3D(IPolyLine2D polyline, IMatrix44 lcs)
{
var geom = GeomOperation.ConvertTo3D(polyline);
GeomOperation.TransformToGCS(lcs, geom);
return(geom);
}
internal static IPolyLine3D ConvertTo3D(IPolygon2D polygon2D, Func <double, double, IPoint3D> createPoint, IMatrix44 lcs = null)
{
if (polygon2D == null)
{
return(null);
}
var count = polygon2D.Count;
if (count > 1)
{
var polyline3D = new PolyLine3D();
var beg = createPoint(polygon2D[0].X, polygon2D[0].Y);
for (var i = 1; i < count; ++i)
{
var end = createPoint(polygon2D[i].X, polygon2D[i].Y);
var seg = new LineSegment3D(beg, end);
polyline3D.Add(seg);
beg = end;
}
if (polygon2D.IsClosed)
{
polyline3D.Segments.Last().EndPoint = polyline3D.Segments.First().StartPoint;
}
if (lcs != null)
{
GeomOperation.TransformToGCS(lcs, polyline3D);
}
return(polyline3D);
}
return(null);
}
