On Mon, Mar 31, 2008 at 2:50 PM, Ferdinando Villa <[EMAIL PROTECTED]> wrote: > Grazie Andrea for pointing to the rasterization algorithm - what I was > playing with was very different, a recursive bisection thing that was lots > of fun to write but likely 100 times less efficient ;-) I'll give this a > spin this week and will post my results. I need both algorithms to work > reliably for well-behaved cases in a couple of months, so that's my > timeline. If at some point anyone decides to take them up for integration in > geotools, let me know so I can use the geotools version and stop playing > with them in my own codebase. Again, I'm all but a GIS guru so my choices > will need careful review. > > I'll make sure to mention at least the known authors/contributors in the > credits - if it comes from the original Grass the root authors were probably > either Jim Westervelt or Mike Shapiro. Both old friends - I'll look at the > grass source and if it's still unclear, I'll shoot them an email.
Doesn't seem, paste from the r.to.vect C code: * MODULE: r.to.vect * * AUTHOR(S): Bill Brown, Mike Baba, Jean Ezell and Andrew Heekin, * David Satnik, Andrea Aime, Radim Blazek Ciao Andrea > > Cheers, > ferdinando > > > > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On Behalf Of > Andrea Aime > Sent: Monday, March 31, 2008 4:43 AM > To: andrea antonello > Cc: Ferdinando Villa; [email protected] > Subject: Re: [Geotools-gt2-users] Raster to vector conversion - Java > proof-of-concept attached > > andrea antonello ha scritto: > >> I remember a discussion a few weeks ago about the need for > >> vectorization of rasters in geotools. Andrea Aime pointed to some > >> JGrass code (port of Grass' r.to.vect) and people offered to test the > >> algorithm for Geotools. > > > > Aime wrote the original algo in GRASS, I started the port to java :) > > In fact I just fixed some bugs in that module, someone > else wrote it (can't remember who). > Cheers > Andrea > > > > ------------------------------------------------------------------------- > Check out the new SourceForge.net Marketplace. > It's the best place to buy or sell services for > just about anything Open Source. > http://ad.doubleclick.net/clk;164216239;13503038;w?http://sf.net/marketplace > _______________________________________________ > Geotools-gt2-users mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/geotools-gt2-users > > ------------------------------------------------------------------------- Check out the new SourceForge.net Marketplace. It's the best place to buy or sell services for just about anything Open Source. http://ad.doubleclick.net/clk;164216239;13503038;w?http://sf.net/marketplace _______________________________________________ Geotools-gt2-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/geotools-gt2-users
