this will make a huge difference in tile generation Meta Tiling Support http://trac.osgeo.org/mapguide/wiki/MapGuideRfc90
On Thu, May 10, 2012 at 8:08 PM, Hans Milling <[email protected]> wrote: > The reason I ask is because I have a "simple" map with 23 layers. All MapInfo > TAB files. If I open all the 23 layers in a single map in MapInfo, zooping > etc is quite fast. Also when reacing zoom level 1:250 it is extreamly fast > (as one would expect). But with the MapGuide server tile generation I > experience the opposite. When at zoom level 1:350000 the tiles are generated > fast (I know less tiles are generated but the average speed of each tile) > but at 1:250 each tiles takes 700 ms in average. I don't understand why the > tile building is so slow. > Next I tried to put all the MapInfo files into an SQL Server 2008 R2 Spacial > database (using the EasyLoader). But the OGR provider still is a bit faster > than the SQL Spacial provider it seems. > > My idea was, not to get rid of the tile cache, but remove the need to > pregenerate all the tiles. If tiles could be generated on the fly almost as > fast as a cache could deliver them, but still be cached once generated. That > would be great. > > Even though you say the tile generation is all about memory troughput, i > believe that a graphics card can still do a lot better than your average > desktop/server. GPU's and their memory are optimized for paralel processing > and they are a lot faster than your standard CPU and memory. > > Hans... > > -- > View this message in context: > http://osgeo-org.1560.n6.nabble.com/CUDA-tp4965248p4965329.html > Sent from the MapGuide Users mailing list archive at Nabble.com. > _______________________________________________ > mapguide-users mailing list > [email protected] > http://lists.osgeo.org/mailman/listinfo/mapguide-users -- Zac Spitzer Solution Architect / Director Ennoble Consultancy Australia http://www.ennoble.com.au http://zacster.blogspot.com +61 405 847 168 _______________________________________________ mapguide-users mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/mapguide-users
