Hi Roger, Definitely the problem is in the MAP file. I've removed the projection parameter, still doesn't work. Some parameters that I've not yet understand, namely: MAXSIZE and SIZE.
I don't understand what I'm doing wrong. In Mapnik I just define srs="+proj=latlong +datum=WGS84" and is done. On Thu, Nov 5, 2009 at 6:22 PM, Roger André <[email protected]> wrote: > Hi Tyler, > > I wonder if the "projection" line in your tilecache.cfg might be causing > problems? From what you show below, it looks like your "vias" data is in > EPSG:4326 natively, and that you then force MapServer to reproject it to a > custom mercator - which you say works fine. > > I think the "projection" and "srs" lines are conflicting with each other in > your tilecache.cfg. > In my setup, I have my data's native projection defined in the mapfile like > you do, as 'PROJECTION "init=epsg:4326" END'. But in my tilecache.cfg, I > only specify what output projection I want, in this case EPSG:900913. > > [v2_20m_global] > type=MapServerLayer > mapfile=/var/www/mapfiles/v2_20m_global/v2_20m_global.map > metaTile=true > metaSize=2,2 > metaBuffer=0,500 > layers=imagery > spherical_mercator=true > srs=EPSG:900913 > > My suggestion would be to remove the "projection line entirely and see if > you get tiles generated in EPSG:4326 correctly. If that works, try > specifying a different EPSG code. If you get reprojected tiles that way, > you can try fiddling with the "projection" parameter in the tilecache.cfg, > or add a new projection line to your /share/proj/epsg file with your custom > parameters and point to its code in the tilecache.cfg "srs" line. > > Best of luck, > > Roger > -- > > > On Wed, Nov 4, 2009 at 10:52 AM, Tyler Durden <[email protected]> wrote: >> >> Hi all, >> I'm new to MapServer, until now I've used Mapnik to generate my tiles. >> But I want to try MapServer and I can't figure out what I'm doing >> wrong. >> If I run via WEB interface it renders fine, but with Tilecache the >> tiles appears blank. >> Any idea what I'm doing wrong? >> >> Thanks in advance. >> >> MAP >> NAME "test" >> EXTENT -961006 5034756 -955378 5036634 >> >> IMAGECOLOR 255 255 0 >> IMAGETYPE JPEG >> SIZE 256 256 >> STATUS ON >> UNITS METERS >> MAXSIZE 5000 >> >> SHAPEPATH "/home/tyler/Projects/Python/mapserver/tilecache/vias/" >> >> PROJECTION >> "proj=merc" >> "a=6378137" >> "b=6378137" >> "lat_ts=0.0" >> "lon_0=0.0" >> "x_0=0.0" >> "y_0=0" >> "k=1.0" >> "units=m" >> "nadgri...@null" >> "wktext" >> "no_defs" >> END >> >> LAYER >> NAME vias >> TYPE LINE >> DATA vias >> STATUS default >> OFFSITE 0 0 0 >> PROJECTION >> "init=epsg:4326" >> END >> CLASS >> NAME "Countries" >> OUTLINECOLOR 0 0 0 >> END >> TRANSFORM true >> END >> >> tilecache.cfg: >> >> [cache] >> type=Disk >> base=/home/tyler/Projects/Python/mapserver/tilecache/cache >> >> [base] >> type=MapServerLayer >> layers=vias >> mapfile=/home/tyelr/Projects/Python/mapserver/tilecache/vias.map >> projection=+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 >> +x_0=0.0 +y_0=0 +k=1.0 +units=m +nadgri...@null +no_defs +over >> bbox=-20037508,-20037508,20037508,20037508 >> maxResolution=2000 >> srs=EPSG:4326 >> levels=12 >> extension=jpeg >> size=256,256 >> metaTile=yes >> metaBuffer=512 >> metaSize=5,5 >> debug=on >> _______________________________________________ >> mapserver-users mailing list >> [email protected] >> http://lists.osgeo.org/mailman/listinfo/mapserver-users > > _______________________________________________ mapserver-users mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/mapserver-users
