[ka-Map-users] Ka-map and AGG?

Zak James zak4ms at gmail.com
Tue Mar 4 14:39:38 EST 2008


 When using 8-bit output for tiles involving raster sources, there are
 some tricky issues. You could just render as jpeg and get relatively
 small 24-bit tiles as an alternative. If you need to stick to png,
 take a look at the options covered in:


 and specifically at forcing a known palette that will be applied
 consistently for each tile or metatile:

     [... snip...]
     FORMATOPTION "PALETTE=/path/to/my/palette.txt"

 where palette.txt contains 1 rgb triplet per line


 On Tue, Mar 4, 2008 at 7:28 AM, Hans Castorp <hanscastorp76 at yahoo.es> wrote:
 > Hi Sacha,
 >  At least the trouble is not only mine :)
 >  In my case 8bit png do loose transparency so AGG is not a solution for me...
 >  Additionally raster layers rendering aren't good enough; as you can see in
 >  the attachment what I get are "dotted" tiles...
 >  I keep on looking over it, if you have any idea on how to work around this
 >  trouble, please tell me it.
 >  Thanks in advance.
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Zak James
Applications and Software Development
DM Solutions Group Inc.

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