Hello Jukka, Thank's for your feedback. After a closer look to WMS 1.3.0 specification (OGC 06-042, section 6.7.2 page 15), it appears that you are totally right.
Thank's again, Vincent Le 21 nov. 2010 à 16:38, Rahkonen Jukka a écrit : > vheurteaux wrote: > >> Hello Jukka, > >> You said "You may see rotated maps if you open gml vector data returned by > WFS 1.1.0 service with a client than can't handle axis flipping but that is > a client error". > >> Do we agree that the server is expected to return a rotated map, and that > the client is expected to put it back in the right orientation? > > Not really, I fear. Even WFS server does not send rotated maps, it is sending > normally oriented vector maps with coordinates in order northing-easting with > some projections. The vector map client is expected to parse the coordinates > correctly by following the projection definitions. For example UTM zones are > always easting-northing and WFS output from versions 1.0.0 and 1.1.0 have the > same axis order. > >> Do we agree that on a client with no such capability (for example when > viewing the image directly in the internet browser), the image in EPSG:4326 > shall appear rotated? > > WMS is sending images as they should appear on the screen and client is not > supposed to do any pixel-by-pixel warping. Only thing that a proper WMS 1.3.0 > client need to do is to build BBOX with correct axis order, either > easting-northing or northing-easting. A not-proper WMS 1.3.0 client will > build BBOX with wrong axis order (again, with some projections) and get back > a north-up image from some other place of the world, not a rotated image. > > -Jukka Rahkonen- > > > > Cheers > Vincent > -- > View this message in context: > http://osgeo-org.1803224.n2.nabble.com/EPSG-4326-with-WMS-1-3-0-tp5756000p5757819.html > Sent from the Mapserver - User mailing list archive at Nabble.com. > _______________________________________________ > 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
