Given the artifact, I'd say that you are using the GD renderer. Are you sure it's the AGG one that is being selected when you create that image?
-- thomas 2011/4/8 Lime, Steve D (DNR) <steve.l...@state.mn.us>: > Can you share the batnight.png file? Any difference if you remove > "TRANSPARENT 0"? It shouldn't have any > effect since transparency is picked up from the pixmap. By chance does this > work ok in 6.0? > > Steve > > -----Original Message----- > From: mapserver-users-boun...@lists.osgeo.org > [mailto:mapserver-users-boun...@lists.osgeo.org] On Behalf Of Stephan Holl > Sent: Friday, April 08, 2011 8:43 AM > To: mapserver-users@lists.osgeo.org > Cc: Björn Schilberg > Subject: [mapserver-users] Transparency of overlapping PNG-symbols > > Dear list, > > while developing an application with PNG-symbols rendered on top of a map I > have encountered a problem if the PNG-symbols overlap each other; artefacts > are present (see attachment). > > The Symbols are defined as following: > SYMBOL > NAME "Batnight" > TYPE PIXMAP > IMAGE "./images/batnight.png" > TRANSPARENT 0 > END > > Used outputformat: > OUTPUTFORMAT > NAME agg > DRIVER AGG/PNG > IMAGEMODE RGB > END > > Is there an easy way to let them disappear or is this a (perhaps known) bug > in MapServer? > > I am using the AGG-renderer and MS 5.6.6 though. > > TIA > > Stephan > > -- > Stephan Holl <stephan.h...@intevation.de> | Tel.: +49 (0)541-33 508 3663 > Intevation GmbH, Neuer Graben 17, 49074 OS | AG Osnabrück - HR B 18998 > Geschäftsführer: Frank Koormann, Bernhard Reiter, Dr. Jan-Oliver Wagner > > _______________________________________________ > mapserver-users mailing list > mapserver-users@lists.osgeo.org > http://lists.osgeo.org/mailman/listinfo/mapserver-users > _______________________________________________ mapserver-users mailing list mapserver-users@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/mapserver-users