Hello Edward, thanks a lot. I installed tilecache and set the metaTile and metaBuffer. Now it looks a lot better.
Cheers, Andreas On Fri, 2011-11-18 at 09:27 +0100, Edward Mac Gillavry wrote: > Andreas, > > Check out http://mapserver.org/output/tile_mode.html. It mentions the > parameter "tile_map_edge_buffer". That addresses the issue you are > experiencing. However, this is only available from MapServer 6, whereas you > are using mapserver 5.6.5. > > You may want to defer this operation to a cache renderer ,e.g. TileCache or > MapProxy. You can configure these in such a way that they will request an > image slightly bigger than 256x256 and will cut out a map tile at 256x256. > Furthermore, for labelling purposes these cache renderers typically request > even larger images (e.g. 1300*1300), cut off a 10 pixel border to counter the > effects your are experiencing and then slice the remaining image 1280x1280 > into 25 map tiles 256x256. > > This cache renderers prove these advantages: > - less requests to MapServer at rendering time (only 1 large one instead of > 25 small ones) > - better labelling > - no map tile creation upon each request, but map tiles are simply delivered > from cache. > > Hope this helps. > > Kind regards, > > Edward > > > > > From: [email protected] > > To: [email protected] > > Date: Fri, 18 Nov 2011 00:44:03 +0200 > > Subject: [mapserver-users] circular symbol for roads at border of tiles > > > > Hi all, > > > > I am using mapserver 5.6.5, as installed on Debian stable, to render > > tiles (WMS) to an OpenLayers map. Streets are rendered with a circular > > symbol. Roads going across tile borders do have at the border a circle > > visible. Please see picture at: > > > > http://andreas.menturagroup.com/MapTilesProblem.jpg. > > > > I understand what is happening, and why. Is there any way to avoid this, > > or a better way of rendering streets? > > > > Thanks, > > > > Andreas > > > > > > Here my SYMBOL definition and the styles: > > > > SYMBOL > > NAME "line_solid" > > TYPE ellipse > > POINTS 1 1 END > > FILLED true > > END > > > > > > Then for the streets layer I have defined the following styles: > > > > STYLE > > SYMBOL 'line_solid' > > COLOR 130 130 130 > > SIZE 12 > > END > > STYLE > > SYMBOL 'line_solid' > > COLOR 255 255 200 > > SIZE 10 > > END > > > > > > > > MapServer version 5.6.5 OUTPUT=GIF OUTPUT=PNG OUTPUT=JPEG OUTPUT=WBMP > > OUTPUT=SWF OUTPUT=SVG SUPPORTS=PROJ SUPPORTS=AGG SUPPORTS=FREETYPE > > SUPPORTS=ICONV SUPPORTS=FRIBIDI SUPPORTS=WMS_SERVER SUPPORTS=WMS_CLIENT > > SUPPORTS=WFS_SERVER SUPPORTS=WFS_CLIENT SUPPORTS=WCS_SERVER > > SUPPORTS=SOS_SERVER SUPPORTS=FASTCGI SUPPORTS=THREADS SUPPORTS=GEOS > > SUPPORTS=RGBA_PNG INPUT=EPPL7 INPUT=POSTGIS INPUT=OGR INPUT=GDAL > > INPUT=SHAPEFILE > > > > > > -- > > \_________________________________________________________________ > > Dipl.-Ing. Andreas Heckwolf Voice : +358 40 5847 445 > > Mentura Group Oy Fax: +358 424480 800 > > Lönnrotinkatu 32 A 26 00180 Helsinki www.menturagroup.com > > > > _______________________________________________ > > mapserver-users mailing list > > [email protected] > > http://lists.osgeo.org/mailman/listinfo/mapserver-users > -- \_________________________________________________________________ Dipl.-Ing. Andreas Heckwolf Voice : +358 40 5847 445 Mentura Group Oy Fax: +358 424480 800 Lönnrotinkatu 32 A 26 00180 Helsinki www.menturagroup.com _______________________________________________ mapserver-users mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/mapserver-users
