Let's take this to the geotools-devel list, as this is beyond my projection knowledge.
I wonder if the EPSG database is incorrect? I think uDig uses epsg-wkt still. Richard Piero Cavalieri wrote: > http://postgis.refractions.net/pipermail/postgis-users/2004-June/005040.html > > > That guy gives > PARAMETER["Central_Meridian",-3.45233333] > > Udig, gives: > PARAMETER["central_meridian", 9.0] > > I'm ignorant: what's the difference between +lon_0 in proj4text and > Central_Meridian ? > That guy uses +lon_0=9 and PARAMETER["Central_Meridian",-3.45233333]. > > Bye > Piero > > Richard Gould ha scritto: >> Hmm ok >> >> Can you give me the proper representation of >> >> -247941.17083210908,5334613.737657672, >> -194536.86526633866,5359024.191696413 >> >> In LatLon? I can then create a GeoTools bug and ask the projection >> experts about this :) >> >> Unfortunately I don't know projections that well :( >> >> Cheers >> >> Richard >> >> Piero Cavalieri wrote: >>> What Gaia gives: >>> >>> >>> >>> Also the Capbilities I sent u gives negatives x: >>> <LatLonBoundingBox minx="-2.00766" miny="45.6512" maxx="-0.471064" >>> maxy="46.5572" /> >>> >>> I don't understand nothing.... Is it false origin matter ? >>> However udig gives 26591 wrong (as my data are in that proj)... >>> >>> P. >>> >>> Piero Cavalieri ha scritto: >>> >>>> Using cs2cs conversion 26591->4321 give me incorrect results, on >>>> windows. Lon becomes negative, as in your results. But doing the >>>> same on Linux I have correct results, as here: >>>> http://mpa.itc.it/markus/shortcourse/notes2.html >>>> >>>> Also with some beta version of 1.1, there was no problems, for this. >>>> I'll try with previous udig versions and also with another machine >>>> (when I'll have time). >>>> Piero. >>>> >>>> Richard Gould ha scritto: >>>> >>>>> Hi, >>>>> >>>>> It is possible that the EPSG 26591 is defined incorrectly in >>>>> GeoTools's EPSG database. What is the LonLat bounding box of the >>>>> area you were trying to view? Can you send me the Capabilities >>>>> document for the WMS? >>>>> >>>>> As a test, I back-projected that bbox from EPSG:26591 to EPSG:4326, >>>>> and this is what I got: >>>>> >>>>> -1.104, 45.882, -0.551, 46.216 >>>>> >>>>> Does that look correct? >>>>> >>>>> Cheers, >>>>> >>>>> Richard >>>>> >>>>> Piero Cavalieri wrote: >>>>> >>>>>> Hi all, >>>>>> >>>>>> Testeing against Mapserver WMS, seems BBOX have incorrect values. >>>>>> EPSG is 26591, which has always positive numbers. >>>>>> Instead I have: >>>>>> >>>>>> BBOX=-247941.17083210908,5334613.737657672,-194536.86526633866,5359024.191696413& >>>>>> >>>>>> >>>>>> >>>>>> so I don't see map. GetCapabilities doesn't have warnings. Gaia >>>>>> and ESRI display WMS map correctly. >>>>>> >>>>>> Full log: >>>>>> !SESSION 2006-06-08 19:08:10.403 >>>>>> ----------------------------------------------- >>>>>> eclipse.buildId=unknown >>>>>> java.version=1.5.0_04 >>>>>> java.vendor=Sun Microsystems Inc. >>>>>> BootLoader constants: OS=win32, ARCH=x86, WS=win32, NL=it_IT >>>>>> Framework arguments: -noop -vm >>>>>> C:\Programmi\uDig\1.1.RC1\eclipse\jre\bin\javaw.exe -vmargs >>>>>> -Xmx386M -jar C:\Programmi\uDig\1.1.RC1\eclipse\startup.jar >>>>>> Command-line arguments: -os win32 -ws win32 -arch x86 -data >>>>>> C:\Documents and Settings\piero\Dati applicazioni\..\My >>>>>> Documents\uDig -noop -vm >>>>>> C:\Programmi\uDig\1.1.RC1\eclipse\jre\bin\javaw.exe -vmargs >>>>>> -Xmx386M -jar C:\Programmi\uDig\1.1.RC1\eclipse\startup.jar >>>>>> >>>>>> !ENTRY net.refractions.udig.catalog.internal.wms 4 0 2006-06-08 >>>>>> 19:08:18.951 >>>>>> !MESSAGE GetCapabilities: >>>>>> http://localhost/Scripts/mapserv.exe?REQUEST=GetCapabilities&MAP=D:%5Cweb%5Cheidi_service%5Chgis%5Ctrentino.map&VERSION=1.1.1&SERVICE=WMS >>>>>> >>>>>> >>>>>> >>>>>> !ENTRY net.refractions.udig.catalog.internal.wms 4 0 2006-06-08 >>>>>> 19:08:24.420 >>>>>> !MESSAGE GetMap: >>>>>> http://localhost/Scripts/mapserv.exe?SERVICE=WMS&LAYERS=i_dep,fiumi,sma_con,viapri,laghi,DTM,ammcom,i_dep_p,ammcmp,collett,CTP,ECW,sma_cob&EXCEPTIONS=application/vnd.ogc.se_xml&FORMAT=image/png&HEIGHT=474&TRANSPARENT=TRUE&MAP=D:\Web\Heidi_Service\HGis\trentino.map&REQUEST=GetMap&BBOX=-247941.17083210908,5334613.737657672,-194536.86526633866,5359024.191696413&WIDTH=1037&STYLES=,,,,,,,,,,,,&SRS=EPSG:26591&VERSION=1.1.1 >>>>>> >>>>>> >>>>>> >>>>>> Piero >>>>>> >>>>>> -- >>>>>> Il contenuto di questo messaggio e' confidenziale e la lettura non >>>>>> autorizzata dello stesso viola i diritti di privacy del mittente e >>>>>> del >>>>>> destinatario. >>>>>> >>>>>> Se avete ricevuto questo messaggio per errore siete pregati di >>>>>> rimuoverlo dal Vostro sistema. >>>>>> _______________________________________________ >>>>>> User-friendly Desktop Internet GIS (uDig) >>>>>> http://udig.refractions.net >>>>>> http://lists.refractions.net/mailman/listinfo/udig-devel >>>>> >>>>> >>>>> _______________________________________________ >>>>> User-friendly Desktop Internet GIS (uDig) >>>>> http://udig.refractions.net >>>>> http://lists.refractions.net/mailman/listinfo/udig-devel >>>>> >>>> >>> >>> >>> -- >>> Il contenuto di questo messaggio e' confidenziale e la lettura non >>> autorizzata dello stesso viola i diritti di privacy del mittente e del >>> destinatario. >>> >>> Se avete ricevuto questo messaggio per errore siete pregati di >>> rimuoverlo dal Vostro sistema. >> >> > > > -- > Il contenuto di questo messaggio e' confidenziale e la lettura non > autorizzata dello stesso viola i diritti di privacy del mittente e del > destinatario. > > Se avete ricevuto questo messaggio per errore siete pregati di > rimuoverlo dal Vostro sistema. 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