[mapserver-dev] MapServer 5.6.0-beta3 released

Tue Oct 13 05:05:54 EDT 2009

Havard,

can you post your mapfile layer corresponding to those images?

thanks,

thomas

On Tue, Oct 13, 2009 at 10:39, Havard Tveite <havard.tveite at umb.no> wrote:
> Symbology change in 5.6.0?
>
> In the list of changes for 5.6.0, I have not found any mention of
> changes to symbol rendering.  However, from 5.4.2 to 5.6.0 beta3,
> many of my vector symbols (polygon fills, points, "decorated"
> lines) have been screwed up both for AGG and GD.
>
> Something must have changed regarding how the "bounding box" of a
> vector symbols is calculated when using it as tiles in a polygon
> fill, and when placing point symbols.  It used to always use (0,0)
> as the upper left corner, and the maximum x and y values as the
> lower right corner.  This must be different now.  See the attached
> images for an example of the resulting changes in rendering of
> polygon fills.
>
> The blue pattern that you see in the images are specified as
> follows in the map file (exploiting the use of 0,0 as the upper
> left corner):
>
> SYMBOL
>  NAME "marsh_isom"
>  TYPE vector
>  FILLED true
>  POINTS
>    0 0.6666666
>    100 0.666666
>    100 1
>    0 1
>    0 0.66666666
>  END
> END
>
> SYMBOL
>  NAME "indistinctmarsh_isom"
>  TYPE vector
>  FILLED true
>  POINTS
>    0 0.2
>    0.45 0.2
>    0.45 0.3
>    0 0.3
>    0 0.2
>    -99 -99
>    0.7 0.2
>    1.15 0.2
>    1.15 0.3
>    0.7 0.3
>    0.7 0.2
>    -99 -99
>    0.125 0.5
>    1.025 0.5
>    1.025 0.6
>    0.125 0.6
>    0.125 0.5
>  END
> END
>
> This is a significant change, in my opinion, and users should
> at least be warned.  Perhaps it even should wait to 6.0.
> I do not know the exact nature of the change, but it could make
> it more difficult to implement advanced vector symbols and
> precise vector symbol placement.
>
> In RFC 45, some of the symbology challenges and possible
> solutions are discussed.  The introduction of a (SYMBOL)CENTER
> tag could help a bit in reducing the consequences of the
> current change, but would not address the polygon fill problem.
>
> Should this be filed as a bug?
>
> Håvard
>
>
> Daniel Morissette wrote:
>>
>> MapServer 5.6.0-beta3 has just been released and is available for download
>> at
>>
>>   http://mapserver.org/download.html OR
>>   http://download.osgeo.org/mapserver/mapserver-5.6.0-beta3.tar.gz
>>
>> Please also keep an eye on the 5.4 to 5.6 Migration Guide where we will
>> document migration issues for this release:
>>
>> http://trac.osgeo.org/mapserver/browser/trunk/mapserver/MIGRATION_GUIDE.TXT
>>
>> Some great progress has been made since beta2 as you can tell from the
>> list of fixes included at the end of this message, but there are a couple of
>> tricky issues that are still being worked on, so we will have at least one
>> other beta next week before we can have a release candidate.
>>
>> Once again, we need your help to ensure a high quality product so please
>> help out by testing your applications with this new beta and reporting your
>> results.
>>
>> Thanks for your help
>>
>> The MapServer development team.
>>
>>
>>
>> Version 5.6.0-beta3 (2009-10-07):
>> ---------------------------------
>>
>> - Fixed SDE layer seg fault (#3152)
>>
>> - Fixed placement of labels using ANGLE AUTO which were not always
>> positioned
>>   correctly (#3160)
>>
>> - Enable output of geometry in GML GetFeatureInfo if wms_geometries and
>>   wms_geom_type are specified (#2989)
>>
>> - fix URN typo in mapwfs.c for urn:EPSG:geographicCRS:...
>>
>> - don't apply scalefactor to label outlines (#3157)
>>
>> - update namespaces and schema pointers (#2872)
>>
>> - add RFC49 and RFC40 keywords to copy functions (#2865)
>>
>> - minor fix to correct numberOfResults when maxfeatures is set in
>>   mapfile (#2907)
>>
>> - Fixed possible crash with WFS GetFeature when no projection is specified
>>   at the map level (#3129)
>>
>> - Fixed anchor point of vertically stacked bar graphs
>>
>> - Fixed TEXT property that cannot be removed in the CLASS object.
>>   PHP/Mapscript (#3063)
>>
>> - Fixed use of minfeaturesize auto with curved labels (#3151)
>>
>> - Fixed msRemoveHashTable function when 2 keys have the same hash (#3146)
>>
>> - Fix raster thread deadlock condition on posix/linux (#3145)
>>
>> - Do not route thread debug output through msDebug which requires locking.
>>
>> - Fix WCS coverage metadata handling if size/resolution missing (#2683).
>>
>> - Fix WCS crash with use of datasets that aren't physical files (#2901).
>>
>> - Fix WCS failure with WCS 1.1 OGC URN (urn:ogc:def:crs:OGC::CRS84)
>> (#3161).
>>
>>
>> _______________________________________________
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>> mapserver-dev at lists.osgeo.org
>> http://lists.osgeo.org/mailman/listinfo/mapserver-dev
>>
>
> --
> Håvard Tveite
> Department of Mathematical Sciences and Technology, UMB
> Drøbakveien 31, POBox 5003, N-1432 Ås, NORWAY
> Phone: +47 64965483 Fax: +47 64965401 http://www.umb.no/imt/
>
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