[OSGeo-Discuss] WMS and layer stacking.

Bob Basques bob.b at gritechnologies.com
Wed Sep 15 09:06:52 PDT 2010

  Well I did see that "Opaque" param in there.   It's better than nothing I guess.

It's looking like it's up to the client to keep track of such things, at least other than foreground/background hints 
from the opaque setting.

Thanks all.


On 9/15/2010 8:59 AM, Ian Turton wrote:
> On Tue, Sep 14, 2010 at 2:59 PM, Bob Basques
> <Bob.Basques at ci.stpaul.mn.us>  wrote:
>> All,
>> does anyone know if there is a layer hierarchy setting in the WMS service,
>> which layers are on top of which layers (Z value=)?
> There is an "opaque" hint in the capabilities document that suggests
> that the layer should be a base layer. Other than that the layers are
> just drawn in the order the client requests them and there is no
> implied ordering from the capabilities file. For example GeoServer
> returns the layers in alphabetical order by namespace then layer name.
> Ian

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