[Mapserver-users] Virtual Spatial Data - projection

[Stephen Woodbridge]

lat = Y
lon = X

you might want to swap you data columns.

-Steve W.

Jenu Abraham wrote:

> still no points showing up on the map....
> this is how my table looks now
> 
> table: latlong
> 
> x             |        y
> -------------------------------
> 41.5         |     -87.5
> ------------------------------
> 35.5         |     -97.4
> ---------------------------------
> 
> ------------------------------------------------------------------------------------------------------------ 
> 
> 
>> From: "Pagurek, Debbie" <PAGUREKD at AGR.GC.CA>
>> To: "Jenu Abraham" <jenu_ab at hotmail.com>, 
>> <mapserver-users at lists.gis.umn.edu>
>> Subject: RE: [Mapserver-users] Virtual Spatial Data - projection
>> Date: Wed, 2 Jun 2004 10:06:54 -0400
>>
>>
>> You have the negative in the wrong place.
>> e.g. Chicago should be 41.5  -87.2
>>
>> Debbie
>>
>> -----Original Message-----
>> From: mapserver-users-admin at lists.gis.umn.edu
>> [mailto:mapserver-users-admin at lists.gis.umn.edu] On Behalf Of Jenu
>> Abraham
>> Sent: Tuesday, June 01, 2004 4:12 PM
>> To: mapserver-users at lists.gis.umn.edu
>> Subject: [Mapserver-users] Virtual Spatial Data - projection
>>
>> guys...
>> i have been trying to plot points on a US map using latlong cordinates
>> from
>> my SQL table using virtual spatial data
>> ogrinfo gave the correct output..with testing2.ovf
>>
>> eg:  -35.5 97.4 oklahomaq city
>>       -41.5 87.2 chicago
>> i can see the states layer but
>> i dont see any points on my map..from the truck layer
>> why? is something wrong in the projection
>>
>> ------------------------
>> MAP
>>   NAME           e-test-rd-jbox-vsd_
>>   IMAGETYPE      GIF
>>   EXTENT          -2236857.50 -1744057.00  2786329.50 29069.36
>>   SIZE           800 600
>>   SHAPEPATH      "C:\cgi-bin\data\"
>>   FONTSET        "C:\cgi-bin\fonts\fonts.list"
>>   WEB
>>     TEMPLATE 'e-test-rd-jbox.html'
>>     IMAGEPATH 'C:\cgi-bin\tmp\'
>>     IMAGEURL  '/tmp/'
>>   END
>>
>>   PROJECTION
>>     "init=epsg:2163"
>>    END
>>
>>
>>   LAYER # States polygon layer begins here
>>     NAME         states
>>     DATA         statesp020
>>     STATUS       DEFAULT
>>     TYPE         POLYGON
>>     PROJECTION
>>       "init=epsg:4326"
>>     END
>>     CLASS
>>         COLOR      240 240 100
>>     END
>>   END # States polygon layer ends here
>>
>>
>> LAYER # start of truck position from database
>>
>>     NAME trucks
>>     TYPE POINT
>>     CONNECTIONTYPE OGR
>>     CONNECTION "testing2.ovf"
>>     DATA "mylayer"
>>     STATUS DEFAULT
>>
>>     PROJECTION
>>             "proj=latlong"
>>     END
>>     CLASS
>>         SYMBOL 1
>>         SIZE 6
>>              COLOR      255 0 0
>>     END
>> END # end of connection layer
>> # End of LAYER DEFINITIONS
>> END # end of map file
>>
> 
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