[OpenLayers-Users] Small shift between google and wms

[Christopher Schmidt]

On Fri, May 22, 2009 at 08:07:03AM -0700, Simo D wrote:
> 
> I'm using a trunk version of the 2.8 checked out about three days ago.
> Shall I checkout a newer version?

No, i think any potential fix would be included in that. Do you have a
URL that people can see this at?

> 
> Christopher Schmidt-2 wrote:
> > 
> > On Fri, May 22, 2009 at 07:57:02AM -0700, Simo D wrote:
> >> 
> >> Hi, I created an application which retireves a WMS layer from geoserver
> >> (chached in epsg:900913), the layers from google and a layer from virtual
> >> earth plus some georss(GML+GeoRSS format). The issue is that when I
> >> switch
> >> from wms to google, there is a small shift of the map, so the georss are
> >> displayed in a wrong place. This shift disappears when zooming and is not
> >> present with virtual earth.
> > 
> > Are you using OL 2.8? A fix was checked into RC2 to fix this, I believe. 
> > 
> >> All the layers have the sphericalMercator set to true. Here follows a
> >> piece
> >> of my code:
> >> var options = {
> >> 		projection: new OpenLayers.Projection("EPSG:900913"),
> >> 		displayProjection: new OpenLayers.Projection("EPSG:900913"),
> >> 		units: "m",
> >> 		maxResolution: 156543.0339/4,
> >> 		maxExtent: new OpenLayers.Bounds(-20037508.34,
> >> -20037508.34,20037508.34,
> >> 20037508.34),
> >> 		restrictedExtent:  new OpenLayers.Bounds(-20037508.34,
> >> -20037508.34,20037508.34, 20037508.34),
> >> 		numZoomLevels: 10,
> >> 		zoom: 1, 
> >> 		controls: []
> >> 		};
> >> var world = new
> >> OpenLayers.Layer.WMS("WFP-SDI",geoweb,{layers:'ithaca_world',"sphericalMercator":
> >> true,format: 'image/png'});
> >> 	var gmap = new OpenLayers.Layer.Google("Google
> >> Streets",{'sphericalMercator': true,minZoomLevel: 2});
> >> 	var gphy = new OpenLayers.Layer.Google("Google Physical",{type:
> >> G_PHYSICAL_MAP,"sphericalMercator": true,minZoomLevel: 2});
> >> 	var gsat = new OpenLayers.Layer.Google("Google Satellite",{type:
> >> G_SATELLITE_MAP, 'sphericalMercator': true,minZoomLevel: 2});
> >> 	var vaer = new OpenLayers.Layer.VirtualEarth( "VE",{ minZoomLevel: 2,
> >> maxZoomLevel: 12, 'type': VEMapStyle.Aerial,'sphericalMercator': true});
> >> 
> >> 
> >> Have you got any advice?
> >> Thanks a lot.
> >> 
> >> Simone
> >> -- 
> >> View this message in context:
> >> http://n2.nabble.com/Small-shift-between-google-and-wms-tp2957923p2957923.html
> >> Sent from the OpenLayers Users mailing list archive at Nabble.com.
> >> 
> >> _______________________________________________
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> >> Users at openlayers.org
> >> http://openlayers.org/mailman/listinfo/users
> > 
> > -- 
> > Christopher Schmidt
> > MetaCarta
> > _______________________________________________
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> > 
> > 
> 
> -- 
> View this message in context: http://n2.nabble.com/Small-shift-between-google-and-wms-tp2957923p2957979.html
> Sent from the OpenLayers Users mailing list archive at Nabble.com.
> 
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-- 
Christopher Schmidt
MetaCarta