> So probably just a new options for multiband color and color data renderers > should be implemented.
Thanks radim for your feedback Why not 'multiband gray' just like multiband color? It makes sense to me. Or maybe some users would rather have a checkbox 'show in grayscale' in multiband color screen. Other opinions? Régis > -----Message d'origine----- > De : Radim Blazek [mailto:[email protected]] > Envoyé : mardi 18 décembre 2012 16:49 > À : HAUBOURG > Cc : [email protected] > Objet : Re: [Qgis-developer] Multiband grey in master? > > On Tue, Dec 18, 2012 at 2:23 PM, haubourg <regis.haubourg@eau-adour- > garonne.fr> wrote: > > Hi all, > > regarding to recent modifications in raster styling [0], I was > > wondering if multiband grey is possible in QGIS. > > > > I usually have topo maps in RGB. It is very handy to switch them to > > grayscale styling so that vector overlays are well highlighted. I > > currently didn't find how to do this. I can only have grayscale for > > one band. The result is not good since red , green or blue band > > signals are really not supporting the right info. This is existing in > > Mapinfo and other softs seamlessly. > > Did I miss something? > > Currently that is not possible, AFAIK. I am not sure where it should go. It > may > be also useful for color data sources (WMS). In theory it is possible to add a > new filter implementing raster interface and plug it into the pipe after > renderer, but it seems to be overkill too me. > So probably just a new options for multiband color and color data renderers > should be implemented. > > Radim > > > > > > > [0] http://hub.qgis.org/issues/6598 <http://hub.qgis.org/issues/6598> > > > > > > > > -- > > View this message in context: > > http://osgeo-org.1560.n6.nabble.com/Multiband-grey-in-master-tp5023753 > > .html Sent from the Quantum GIS - Developer mailing list archive at > > Nabble.com. > > _______________________________________________ > > Qgis-developer mailing list > > [email protected] > > http://lists.osgeo.org/mailman/listinfo/qgis-developer _______________________________________________ Qgis-developer mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/qgis-developer
