[mapserver-users] Trouble with mode=tile
Dave Rafkind
drafkind at traversetechnologies.com
Thu Jan 8 05:54:35 PST 2009
Say, was there any final answer on the tile stuff (ie was I doing it
wrong somehow)?
Thanks!
Dave
Dave Rafkind wrote:
> Map file is at the bottom of this email, world shapefile is the
> popular "world_adm0" , can be gotten from here:
>
> http://www.cipotato.org/diva/data/misc/world_adm0.zip
>
> Paul Ramsey wrote:
>> QGIS doesn't know anything about the SRS of your shape file.
>> If you share your Shape file and Map file, then we can either
>> reproduce your bug or confirm you are doing something wrong and tell
>> you what that something is.
>>
>> Paul
>>
>> On Fri, Jan 2, 2009 at 1:12 PM, Dave Rafkind
>> <drafkind at traversetechnologies.com> wrote:
>>
>>> Hi, thanks for your reply. Results follow:
>>>
>>> I can't remove the PROJECTION block, otherwise I get this error from
>>> mapserver:
>>> msTileSetProjectionst(): WMS server error. Cannot set new SRS on a
>>> map that
>>> doesn't have any projection set. Please make sure your mapfile has a
>>> PROJECTION defined at the top level.
>>>
>>> QGis thinks this is the spatial information for my test shapefile,
>>> this is
>>> 4326 (basically unprojected), right?
>>> +proj=longlat +ellps=WGS84 +datum=WGS84 +no_defs
>>>
>>> If I have the PROJECTION block in the mapfile, I can indeed see
>>> tiles of
>>> some kind, but it looks like each tile overlaps in its spatial extent.
>>>
>>> See attached for "wrong" results..I changed some of the colors so it
>>> would
>>> be more obvious.
>>>
>>>
>>>
>>>
>>> Paul Ramsey wrote:
>>>
>>>> Dave,
>>>>
>>>> - Remove the PROJECTION block from the MAP level (leave the one at the
>>>> LAYER level). Tile mode constructs its own output projection object,
>>>> it doesn't need map file configuration for the output projection, just
>>>> the inputs.
>>>> - Confirm that the shape file you are using *is* in fact epsg:4326
>>>> - Try manually accessing the service using tile=0 or tile=1, and see
>>>> what comes back
>>>> - Show some pictures of "wrong" in your next mail
>>>>
>>>> P.
>>>>
>>>> On Fri, Jan 2, 2009 at 12:06 PM, Dave Rafkind
>>>> <drafkind at traversetechnologies.com> wrote:
>>>>
>>>>
>>>>> Thanks for the suggestions, but I don't think that's quite it:
>>>>>
>>>>> 1 - removing "epsg:4326" from the wms_srs part of the mapfile
>>>>> didn't fix
>>>>> it
>>>>> 2 - adding "&SRS=EPSG:900913" to the Virtual Earth "tileSource"
>>>>> string
>>>>> didn't fix it
>>>>>
>>>>> Is there anything else I can try?
>>>>>
>>>>>
>>>>> Fawcett, David wrote:
>>>>>
>>>>>
>>>>>> Dave,
>>>>>> I am not sure if this is it, but in your WMS request, you are not
>>>>>> specifying a SRS. You are advertising two SRS' in your WEB WMS
>>>>>> "wms_srs" metadata. I wonder if MapServer is just defaulting to the
>>>>>> first SRS in your list in the absence of an explicit request?
>>>>>> David.
>>>>>>
>>>>>> -----Original Message-----
>>>>>> From: mapserver-users-bounces at lists.osgeo.org
>>>>>> [mailto:mapserver-users-bounces at lists.osgeo.org] On Behalf Of Dave
>>>>>> Rafkind
>>>>>> Sent: Friday, January 02, 2009 12:39 PM
>>>>>> To: mapserver-users at lists.osgeo.org
>>>>>> Subject: [mapserver-users] Trouble with mode=tile
>>>>>>
>>>>>>
>>>>>> Hi list, I'm using the latest ms4w on a windows XP box. When
>>>>>> trying to
>>>>>> use
>>>>>> mapserver's tile mode in a Virtual Earth or Google Maps control, it
>>>>>> looks totally wrong (like the wrong projection is being used
>>>>>> perhaps?).
>>>>>> What is the right way to go about this?
>>>>>>
>>>>>> Here's mapserver.exe -v:
>>>>>>
>>>>>> C:\ms4w\Apache\cgi-bin>mapserv -v
>>>>>> MapServer version 5.2.1 OUTPUT=GIF OUTPUT=PNG OUTPUT=JPEG
>>>>>> OUTPUT=WBMP
>>>>>> OUTPUT=PDF
>>>>>> OUTPUT=SWF OUTPUT=SVG SUPPORTS=PROJ SUPPORTS=AGG SUPPORTS=FREETYPE
>>>>>> SUPPORTS=ICO
>>>>>> NV SUPPORTS=FRIBIDI SUPPORTS=WMS_SERVER SUPPORTS=WMS_CLIENT
>>>>>> SUPPORTS=WFS_SERVER
>>>>>> SUPPORTS=WFS_CLIENT SUPPORTS=WCS_SERVER SUPPORTS=SOS_SERVER
>>>>>> SUPPORTS=FASTCGI SUP
>>>>>> PORTS=THREADS SUPPORTS=GEOS SUPPORTS=RGBA_PNG INPUT=JPEG
>>>>>> INPUT=POSTGIS
>>>>>> INPUT=OGR
>>>>>> INPUT=GDAL INPUT=SHAPEFILE
>>>>>>
>>>>>> Here's the relevant part of my web page with the map control:
>>>>>> map=new VEMap('myMap');
>>>>>> // ...
>>>>>> var layerId = "myCustomTileLayer";
>>>>>> var tileSource =
>>>>>> "http://localhost/cgi-bin/mapserv.exe?map=/src/maps/mapdata/maps/dave1.m
>>>>>>
>>>>>> ap&layers=world&mode=tile&tilemode=ve&tile=%4";
>>>>>> var tileSourceSpec = new VETileSourceSpecification(layerId,
>>>>>> tileSource);
>>>>>> // ...
>>>>>>
>>>>>> Here's the last line of my EPSG file (from c:\ms4w\proj\nad\epsg)
>>>>>> # google/virtual earth spherical mercator
>>>>>> <900913> +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 +nadgrids=@null +no_defs <>
>>>>>>
>>>>>>
>>>>>> And here's my map file:
>>>>>> MAP
>>>>>> IMAGETYPE PNG
>>>>>> OUTPUTFORMAT
>>>>>> NAME png
>>>>>> DRIVER "GD/PNG"
>>>>>> MIMETYPE "image/png"
>>>>>> IMAGEMODE RGBA
>>>>>> EXTENSION "png"
>>>>>> TRANSPARENT ON
>>>>>> END
>>>>>>
>>>>>> SHAPEPATH "/src/maps/mapdata"
>>>>>> FONTSET "/src/maps/mapdata/fonts.list"
>>>>>> IMAGECOLOR 0 0 0
>>>>>>
>>>>>> WEB
>>>>>> METADATA
>>>>>> "wms_title" "WMS Demo Server"
>>>>>> "wms_onlineresource"
>>>>>>
>>>>>> "http://localhost/cgi-bin/mapserv.exe?map=/src/maps/mapdata/maps/dave1.m
>>>>>>
>>>>>> ap&"
>>>>>> "wms_srs" "EPSG:4326 EPSG:900913"
>>>>>> END
>>>>>> END
>>>>>>
>>>>>> PROJECTION
>>>>>> "init=epsg:900913"
>>>>>> END
>>>>>>
>>>>>> SYMBOL
>>>>>> name "circle"
>>>>>> type ellipse
>>>>>> filled true
>>>>>> POINTS 1 1 END
>>>>>> END
>>>>>>
>>>>>> SYMBOL
>>>>>> NAME 'dashed1'
>>>>>> TYPE ELLIPSE
>>>>>> POINTS 1 1 END
>>>>>> FILLED true
>>>>>> STYLE 4 4 END
>>>>>> END
>>>>>>
>>>>>> SYMBOL
>>>>>> NAME 'railway'
>>>>>> TYPE cartoline
>>>>>> LINECAP butt
>>>>>> LINEJOIN miter
>>>>>> LINEJOINMAXSIZE 3
>>>>>> STYLE
>>>>>> 1 10 1 10
>>>>>> END
>>>>>> END
>>>>>>
>>>>>> LAYER
>>>>>> PROJECTION
>>>>>> "init=epsg:4326"
>>>>>> END
>>>>>> NAME world
>>>>>> DATA "world/world_adm0.shp"
>>>>>> STATUS OFF
>>>>>> TYPE LINE
>>>>>> LABELITEM "REGION"
>>>>>> CLASS
>>>>>> STYLE
>>>>>> COLOR 255 255 255
>>>>>> OUTLINECOLOR 0 0 0
>>>>>> END
>>>>>> LABEL
>>>>>> COLOR 0 0 0
>>>>>> OUTLINECOLOR 255 255 255
>>>>>> TYPE TRUETYPE
>>>>>> FONT arial
>>>>>> SIZE 9
>>>>>> ANTIALIAS TRUE
>>>>>> PARTIALS FALSE
>>>>>> MINDISTANCE 250
>>>>>> BUFFER 4
>>>>>> END
>>>>>> END
>>>>>> END
>>>>>> END
>>>>>>
>>>>>>
>>>>>> _______________________________________________
>>>>>> mapserver-users mailing list
>>>>>> mapserver-users at lists.osgeo.org
>>>>>> http://lists.osgeo.org/mailman/listinfo/mapserver-users
>>>>>>
>>>>>>
>>>>>>
>>>>> _______________________________________________
>>>>> mapserver-users mailing list
>>>>> mapserver-users at lists.osgeo.org
>>>>> http://lists.osgeo.org/mailman/listinfo/mapserver-users
>>>>>
>>>>>
>>>>>
>>>
>
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