Martin, Martin, Martin: code is the best documentation there is! and besides, it's not written in Perl so how bad can it be :-)
Martin Davis wrote: > Have you looked at the code? I rest my case.... > > Paul Ramsey wrote: >> On Thu, Jan 29, 2009 at 8:42 AM, Martin Davis >> <[email protected]> wrote: >> >>> The basic approach to computing polygon overlays has been >>> well-understood >>> for a long time (although this does not imply well-documented!). The >>> implementation however is quite tricky, especially if performance and >>> robustness is required. There is a notable lack of open-source >>> existing >>> implementations - which should be an indication of just how >>> difficult this >>> really is. >>> >> >> I believe the vector component of GRASS includes overlay (and of >> course the raster component does too). >> >> http://grass.itc.it/grass64/manuals/html64_user/v.overlay.html >> >> P. >> _______________________________________________ >> postgis-users mailing list >> [email protected] >> http://postgis.refractions.net/mailman/listinfo/postgis-users >> >> > -- Regards, Chris Hermansen mailto:[email protected] tel+1.604.714.2878 · fax+1.604.733.0631 · mob+1.778.232.0644 Timberline Natural Resource Group · http://www.timberline.ca 401 · 958 West 8th Avenue · Vancouver BC · Canada · V5Z 1E5 _______________________________________________ postgis-users mailing list [email protected] http://postgis.refractions.net/mailman/listinfo/postgis-users
