Thanks Mateusz. Is this limited to polylines only ? not polygons ?
On Wed, Feb 20, 2013 at 10:19 AM, Mateusz Loskot <mate...@loskot.net> wrote: > On 20 February 2013 15:08, Jeff Lacoste <jefflacosteg...@gmail.com> wrote: > > Thanks every one who responded to my post. > > > > Jeff: it appears that your approach involve smoothing the original grid > > before generating contours (or polygons from it). Right ? It would be > nice > > if I could have the smoothing either as an after process operation or > > ideally as an option within the polygons generation process itself. > > > > 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. > > > > Graeme: Is your tracing technique a new algorithm different from > > GDAL_Polygonize ? Is there a C/C++ code I can build or may be an .exe > > utility I could use to try out ? > > > > p.s: i did not have a chance to try out ''Ramer-Douglas–Peucker' yet. > > > If you're after C++ code, check this: > > http://psimpl.sourceforge.net/ > > It shouldn't be a problem to stream OGR geometries through one of > these algorithms. > > Best regards, > -- > Mateusz Loskot, http://mateusz.loskot.net >
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