On Wed, Aug 22, 2012 at 6:13 PM, Etienne Tourigny <[email protected]> wrote: > On Wed, Aug 22, 2012 at 1:11 PM, Bob and Deb <[email protected]> wrote: >> I've seen nodata with huge float32 values. Unfortunately they are rendered >> in qgis and I can not make them transparent by adding the value to the >> transparency list. > > that's because gdal provider chooses a nodata value that is out of the > range of "real" values, when file does not contain a nodata value.
Yes. I agree that it is confusing for users. I would like to hide from users those internal nodata values, removing it from the transparency list is one step. Radim >> On Aug 22, 2012 8:56 AM, "Giovanni Manghi" <[email protected]> >> wrote: >>> >>> It isn't the only odd thing/bug with nulls and transparency. For example >>> not always nulls are rendered transparent and when you try to add them to >>> the transparency list the entry is added as 0 instead. >>> >>> On Aug 22, 2012 4:49 PM, "Radim Blazek" <[email protected]> wrote: >>> > >>> > Hi, >>> > does anybody know why raster no data value is automatically added to >>> > transparency list in properties dialog? It makes no sense IMO. No data >>> > values are always rendered as transparent, no need to define them also >>> > in transparent list. >>> > >>> > Radim >>> > _______________________________________________ >>> > 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 >>> >> >> _______________________________________________ >> 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 _______________________________________________ Qgis-developer mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/qgis-developer
