I think the LineGeneralizer will do what you need if you use the
Douglas(-Poiker) algorithm and set the tolerance to zero. When the
tolerance is zero it should just remove intermediate points on a
straight line, without changing the shape of the feature.

Regards,

Mark


--- In [email protected], "jamison_leach" <[EMAIL PROTECTED]> wrote:
>
> Good afternoon,
> 
>      Does anyone know if there is there a way to remove unnecessary
> vertices from lines? By unnecessary, I mean vertices that contribute
> nothing to the shape of the line. If we were to compute an angle at
> such vertices, it would be 180 degrees. Using the Generalizer
> transformer would eliminate non-redundant vertices and change the
> shape of my lines, which is undesirable, even if the shape would
> change only slightly.
> 
> Many thanks, 
> J.D. Leach
> U.S. Census Bureau
>




For insights into what's up at Safe Software and what's on the development 
horizon, visit Safe's blog at spatial-etl.blogspot.com.

Safe Software has also made slides available that outline enhancements planned 
for FME 2007. The slides are from the "Road Ahead" presentation given on Day 2 
of the FME Worldwide Users Conference. To view these slides, visit 
www.safe.com/2006uc.

 
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