[gdal-dev] gdal_polygonize and polygon edges

[Daniel Morissette]

On 13-02-20 10:08 AM, Jeff Lacoste wrote:
>
> Daniel: Using 'SIA' technique sounds promising. Does it apply to
> polygons as well ? or just polylines ? I would be interested to test
> (and later use if applicable) your approach.
> If would like an extra tester, please let me know.
>

Yes, our implementation also works on polygons. i.e. For polygons, the 
calculations for the points at the beginning of the line string also 
take into account the points from the other end, and vice-versa.

We'll try to see how we could go about sharing what we've got at the 
moment with you.

Daniel
-- 
Daniel Morissette
http://www.mapgears.com/
Provider of Professional MapServer Support since 2000