[Mapserver-users] mask

[Lowell Filak]

Yes, you can draw the political boundaries first (say in yellow) and then draw the oceans (in say blue) on top and it will mask the underlying boundaries.
The exception to that is if you use the TRANSPARENCY option in a given layer.
HTH
Lowell F.

The following message was sent by John Hagstrand <john.hagstrand@interageresearch.com> on Sun, 16 Mar 2003 18:09:26 -0600.

> Hi,
> 
> Does MapServer have the concept of masking?  I want to mask one layer with 
> another.
> 
> Specifically, I have world map vector data, with land mass polygons in one 
> layer, and political boundaries in another layer.  The political polygons 
> need to be masked by the land mass polygons so they don't extend out into 
> the oceans.  I hope I've been clear.
> 
> Thanks
> John
> 
> -------------------------------------------------
> John Hagstrand
> Interage Research, Inc.
> 847 838 5371
> Software Development Consulting for Internet Content Management
> We make knowledge accessible, useful, and relevant for everyone.
> http://www.interageresearch.com
> 
> 
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