Hi GioHappy, I Agree that more probably the bottleneck is at provider level,
However just to better understand the question , before start to explore the spatialite provider level , I like to study well what the "appendLayerBoundingBoxes" to effectively. Many thx for pointing me to the right direction. A. 2014-02-18 10:39 GMT+01:00 G. Allegri <[email protected]>: > Andrea, > as pointed in the preovious emails, QGIS Server doesn't calculate the BBOX > itself. It gets them from the layer infos: > https://github.com/qgis/QGIS/blob/master/src/mapserver/qgsprojectparser.cpp#L1075 > > If there's a bottleneck it's ath the provider level. > > Giovanni > > > 2014-02-17 9:50 GMT+01:00 Andrea Peri <[email protected]>: > > Hi, >> >> Yes, it is correctly defined thx. >> Also I verified that is used in my compile session. >> >> Now I like to try to do some change to c-code to have , if possible, a >> faster bbox calculation on a spatialite 4.1.1. >> >> Please , can pointing me forward the right c file where qgis-server try >> to calculate the bbox of every layer ? >> >> Thx. >> >> >> >> 2014-02-16 23:45 GMT+01:00 Jürgen E. <[email protected]>: >> >> Hi Andrea, >>> >>> On Sun, 16. Feb 2014 at 17:16:39 +0100, Andrea Peri wrote: >>> > I found it. >>> > >>> > It was defined in the cmake section: >>> > FindSPATIALITE.cmake >>> > >>> > Ok, now I procede to understand if it is really checked. >>> >>> $ grep SPATIALITE_VERSION_GE_4_0_0 $yourbuilddir/CMakeCache.txt >>> SPATIALITE_VERSION_GE_4_0_0:INTERNAL=1 >>> >>> BTW there's also git grep: >>> >>> $ git grep -l SPATIALITE_VERSION_GE_4_0_0 >>> ... >>> ke/FindSPATIALITE.cmake >>> ... >>> >>> >>> Jürgen >>> >>> -- >>> Jürgen E. Fischer norBIT GmbH Tel. >>> +49-4931-918175-31 >>> Dipl.-Inf. (FH) Rheinstraße 13 Fax. >>> +49-4931-918175-50 >>> Software Engineer D-26506 Norden >>> http://www.norbit.de >>> QGIS PSC member (RM) Germany IRC: jef on >>> FreeNode >>> >>> -- >>> norBIT Gesellschaft fuer Unternehmensberatung und Informationssysteme mbH >>> Rheinstrasse 13, 26506 Norden >>> GF: Jelto Buurman, HR: Amtsgericht Emden, HRB 5502 >>> >>> _______________________________________________ >>> Qgis-user mailing list >>> [email protected] >>> http://lists.osgeo.org/mailman/listinfo/qgis-user >>> >> >> >> >> -- >> ----------------- >> Andrea Peri >> . . . . . . . . . >> qwerty àèìòù >> ----------------- >> >> _______________________________________________ >> Qgis-user mailing list >> [email protected] >> http://lists.osgeo.org/mailman/listinfo/qgis-user >> > > > > -- > Giovanni Allegri > http://about.me/giovanniallegri > Twitter: https://twitter.com/_giohappy_ > blog: http://blog.spaziogis.it > GEO+ geomatica in Italia http://bit.ly/GEOplus > -- ----------------- Andrea Peri . . . . . . . . . qwerty àèìòù -----------------
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