[OpenLayers-Users] WMS layer with different SRS than basemap

[Ian Turton]

On Fri, Sep 19, 2008 at 9:29 AM, Dejung Gewissler
<dejung.gewissler at oit.state.nj.us> wrote:
> Hi All-
>
> I've searched on Nabble for the answer to this to no avail. I know you
> all are busy with the release cycle (!kudos to all that are involved!),
> but I was hoping someone has an easy answer for this problem.
>
> I've got some WMS services coming from IMS or ArcGIS servers and some
> others coming from GeoServer. Unfortunately ESRI identifies the NJ State
> Plane (us feet) coordinate system as EPSG:102711 and GeoServer uses
> EPSG:3432. ESRI doesn't have a EPSG:3432 and GeoServer doesn't have a
> EPSG:102711!!! I understand that OpenLayers doesn't support raster
> reprojection because it would be nearly impossible to do in a browser,
> etc. My images, however, are fundamentally of the same projection,
> albeit with a different SRS identifier. I just need them laid on top of
> each other.

The easiest answer is probably to teach GeoServer about EPSG:102711 by
following the steps in
http://geoserver.org/display/GEOSDOC/Custom+projection+definition+in+Geoserver+1.5.0+(onwards)
using the WKT you find for EPSG:3432.

Ian