Mapcache can do server-side assembling:<div><br></div><div><a href="http://mapserver.org/trunk/mapcache/#features">http://mapserver.org/trunk/mapcache/#features</a></div><div><br></div><div>Documentation seems to be lacking, but the functionality should be there.</div>
<div>Actually I'd be interested in knowing how it works out for you.</div><div><br></div><div>BR,</div><div>Umberto</div><div><br><div class="gmail_quote">On Mon, Jul 30, 2012 at 10:52 PM, Phil Scadden <span dir="ltr"><<a href="mailto:p.scadden@gns.cri.nz" target="_blank">p.scadden@gns.cri.nz</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div class="im">On 30/07/2012 8:13 p.m., Andreas Hocevar wrote:<br>
> If you use GeoServer with built-in GWC, you can easily do that by<br>
> defining group layers in GeoServer.<br>
</div>Not totally related but server side grouping makes it hard to switch<br>
layers on/off client side. I've often thought that WMS could do with a<br>
low-level, behind the scenes, grouping on client so each layer was added<br>
individually but layers from the same WMS server were requested as a group.<br>
<br>
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