[mapserver-users] Point lables and tiles

[Thomas Bonfort]

http://lists.osgeo.org/pipermail/mapserver-users/2009-March/060214.html

regards,
thomas

--
www.camptocamp.com
+33 4 79 26 57 97



On Mon, May 25, 2009 at 15:00, paalkr <pal.kristensen at statkart.no> wrote:
>
> Hi!
>
> When creating tiles for my tilecache I have some issues regarding point
> labels. Using the PROCESSING label_no_clip=true works for line and polygon
> labels, but points has not area/size and will therefor newer be present in
> two neighbouring tiles. The result are clipped labels because only one tile
> will ever know about the presence of a point. If then the label should have
> been rendered into the next tile, it will be clipped. Metatiles (requesting
> more than one tile at a time and splitting it up on the tile server) helps,
> but only a little, as the same problem will occur between metatiles.
>
> A solution would be that MapServer rendered each tile (map) some percentage
> larger than requested, and then chops of the excess area before delivering
> the final map. A setting at the MAP level of the mapfile controlling this
> "grow" mechanism would be great, defining the percentage the map shall be
> extended before rendering.
>
> Second, is there any other way to solve the issue? Especially if there are
> already features in MapServer that can be used.
>
> Regards,
> Pål Kristensen
>
>
>
> -----
>
> Regards,
> Pål Kristensen
> --
> View this message in context: http://n2.nabble.com/Point-lables-and-tiles-tp2969528p2969528.html
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>
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