[Geomoose-users] WMS not working

Jim Klassen klassen.js at gmail.com
Wed Jul 3 14:06:57 PDT 2013


One projection in GeoMoose is a good thing.  MapServer is much better at handling any reprojection needs.  The exception to that is GeoMoose can do a fairly good job re-projecting vector points which is useful to send a search query to an outside service that doesn't understand your projection.

On Jul 3, 2013, at 3:50 PM, Paul Wickman wrote:

> Yes, it is possible.  Just like other GIS/web mapping tools, the map display itself is set to be in a certain projection. Any source data (in this case WMS imagery) that is not in that coordinate system must be re-projected.  In the GeoMoose world this typically happens in one of two places; either in GeoMoose itself (where the web browser does the re-projection) or in MapServer.  
> 
> In the later case, MapServer essentially acts as a WMS proxy. You would configure GeoMoose to use MapServer as the WMS source.  MapServer in turn is configured with a layer, which pulls from the "real" WMS server.  MapServer re-projects that data and punts it back in the native projection that GeoMoose expects.
> 
> Typically, if I want to pull in layers that are in multiple different projects I let MapServer do the heavy lifting in this manner.  I have played around with letting GeoMoose deal with multiple projections, but frankly I find it to be slower and just generally a bit more troublesome to configure and debug.  Others on the list may have a different experience.
> 
> Hope that clears things up rather than making them murkier ;)
> 
> 
> 
> 
> 
> On Wed, Jul 3, 2013 at 3:26 PM, Dennis Tumberg <dtumberg at invergroveheights.org> wrote:
> Paul,
> 
>  
> 
> That worked!  Thanks for your help with this.  So, is it possible to use WMS layers that are in a different coordinate system, or is that not possible in GeoMOOSE?  I was looking at adding aerials that were originally in Dakota County Coordinates and in UTM coordinates.  Before I get to far into this I should find out if that is even possible or not.
> 
>  
> 
> Thanks!
> 
>  
> 
> From: Paul Wickman [mailto:paul at flatrockgeo.com] 
> Sent: Wednesday, July 03, 2013 3:20 PM
> To: Dennis Tumberg
> Cc: geomoose-users at lists.osgeo.org
> Subject: Re: [Geomoose-users] WMS not working
> 
>  
> 
> Ah, ok.  I expect that's the problem.  The 3857 projection is for "Web Mercator", aka "Google Projection".  The MnGeo WMS service that you're trying to hit only provides imagery in UTM15N (26915).
> 
>  
> 
> However, there is a solution!  Try using the following.  The URL specified here serves the same imagery in the project that you need.
> 
>  
> 
> <map-source name="fsa2010" type="wms" projection='EPSG:3857'>
> 
>                 <url>http://geoint.lmic.state.mn.us/cgi-bin/wmsll?</url>
> 
>                  <layer name="fsa2010" />
> 
>                 <param name="TRANSPARENT" value="true"/>
> 
>                 <param name="FORMAT" value="image/jpeg"/>
> 
> </map-source>
> 
>  
> 
>  
> 
>  
> 
> On Wed, Jul 3, 2013 at 3:07 PM, Dennis Tumberg <dtumberg at invergroveheights.org> wrote:
> 
> It is not, it is set to:
> 
>  
> 
> <param name="projection">EPSG:3857</param>
> 
>  
> 
>  
> 
> From: Paul Wickman [mailto:paul at flatrockgeo.com] 
> Sent: Wednesday, July 03, 2013 3:07 PM
> 
> 
> To: Dennis Tumberg
> Cc: geomoose-users at lists.osgeo.org
> Subject: Re: [Geomoose-users] WMS not working
> 
>  
> 
> Is your mapbook.xml set to the same projection (26915)?
> 
>  
> 
> <param name="projection">EPSG:26915</param>
> 
>  
> 
>  
> 
> On Wed, Jul 3, 2013 at 3:01 PM, Dennis Tumberg <dtumberg at invergroveheights.org> wrote:
> 
> Sorry, I had copied that to post it, but switched it to “on” before I posted, nothing worked.  I deleted status all together, it is still not working.
> 
>  
> 
> Dennis Tumberg
> 
> GIS Technician
> 
> City of Inver Grove Heights
> 
> Phone - 651.554.3446
> 
>  
> 
> From: Paul Wickman [mailto:paul at flatrockgeo.com] 
> Sent: Wednesday, July 03, 2013 2:57 PM
> To: Dennis Tumberg
> Cc: geomoose-users at lists.osgeo.org
> Subject: Re: [Geomoose-users] WMS not working
> 
>  
> 
> Dennis,
> 
>  
> 
> At first glance, try removing the ' status="off" ' setting on the <layer> 
> 
>  
> 
> On Wed, Jul 3, 2013 at 2:23 PM, Dennis Tumberg <dtumberg at invergroveheights.org> wrote:
> 
> I have been working with GeoMOOSE just a short time and am having issues with getting a WMS layer to display.
> 
>  
> 
> I have tried adding the WMS directly with and without a MAP file.
> 
>  
> 
> Here is what I have for the map source and layer in catalog:
> 
>  
> 
> <map-source name="fsa2010" type="wms" projection='EPSG:26915'>
> 
>                 <url>http://geoint.lmic.state.mn.us/cgi-bin/wms?</url>
> 
>                  <layer name="fsa2010" status="off"/>
> 
>                 <param name="TRANSPARENT" value="true"/>
> 
>                 <param name="FORMAT" value="image/png"/>
> 
> </map-source>
> 
>  
> 
> <layer title="2010 FSA" src="fsa2010/fsa2010" status="off" legend="false" fade="false" unfade="false"/>
> 
>  
> 
> What am I doing wrong, I can’t seem to find any of the solutions with online searches.
> 
>  
> 
> Thanks,
> 
>  
> 
> Dennis Tumberg
> 
> GIS Technician
> 
> City of Inver Grove Heights
> 
> Phone - 651.554.3446
> 
>  
> 
> 
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> 
> 
> 
> 
>  
> 
> -- 
> Paul Wickman
> CTO | Flat Rock Geographics
> 612.280.5850 | paul at flatrockgeo.com
> www.flatrockgeo.com | twitter.com/flatrockgeo
> 
> 
> 
> 
>  
> 
> -- 
> Paul Wickman
> CTO | Flat Rock Geographics
> 612.280.5850 | paul at flatrockgeo.com
> www.flatrockgeo.com | twitter.com/flatrockgeo
> 
> 
> 
> 
>  
> 
> -- 
> Paul Wickman
> CTO | Flat Rock Geographics
> 612.280.5850 | paul at flatrockgeo.com
> www.flatrockgeo.com | twitter.com/flatrockgeo
> 
> 
> 
> 
> -- 
> Paul Wickman
> CTO | Flat Rock Geographics
> 612.280.5850 | paul at flatrockgeo.com
> www.flatrockgeo.com | twitter.com/flatrockgeo
> _______________________________________________
> Geomoose-users mailing list
> Geomoose-users at lists.osgeo.org
> http://lists.osgeo.org/mailman/listinfo/geomoose-users

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