Hi David; Emily and myself are working on raster symbolizer support in uDig; and as such we are testing some of the functionality you describe. We are just starting so I need to indicate that we don't know much yet ... So can I ask what your SLD looks like? It supplies a ColorMap element etc...
Jody David Winslow wrote: > Hi all, > > I've gotten a bit out of my depth in tracking down a bug in GeoServer > (JIRA issue report is here: http://jira.codehaus.org/browse/GEOS-2020) > From a debugger session, it seems that when GeoServer does band > selection on a coverage the color model is lost. The code that handles > this operation (from GeoTools's SelectSampleDimension class) seems to > try a couple of ways of getting a color model for the result before > finally falling back to asking the SampleDimension object. In the case > of the input described in the JIRA issue, the SampleDimension returns > null, which gets propagated through the rest of the operations and > finally causes an exception. I'm having trouble working out what the > problem is, though: > * Should GeoServer be setting something up differently when reading the > Coverage in order for the SampleDimension to return a valid color model? > (If so, it would be nice for the proper reader in GeoTools to throw an > exception on reading so that cases like this are made evident sooner) > * Should GeoTools have another layer of fallback in determining the > color model? I'm not very familiar with coverage data/JAI so I don't > know if this proposal even makes sense. > * Is there some third, correct answer that I haven't thought of? > > Anyway, I'm glad to provide more information about this issue if I can. > I'm dwins on IRC if you want to reach me there. > > -David Winslow > > ------------------------------------------------------------------------- > This SF.Net email is sponsored by the Moblin Your Move Developer's challenge > Build the coolest Linux based applications with Moblin SDK & win great prizes > Grand prize is a trip for two to an Open Source event anywhere in the world > http://moblin-contest.org/redirect.php?banner_id=100&url=/ > _______________________________________________ > Geotools-devel mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/geotools-devel > ------------------------------------------------------------------------- This SF.Net email is sponsored by the Moblin Your Move Developer's challenge Build the coolest Linux based applications with Moblin SDK & win great prizes Grand prize is a trip for two to an Open Source event anywhere in the world http://moblin-contest.org/redirect.php?banner_id=100&url=/ _______________________________________________ Geotools-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/geotools-devel
