On Wed, Apr 8, 2009 at 9:45 AM, Emily Gouge <[email protected]> wrote: > The attached image shows another issue with tiled rendering that I currently > know about. In this image the blue line is the tile boundary. > > The problem occurs when you have a geometry whose actual position is on one > tile but whose style says it should be on a neighboring tile as well. Other > than rendering some sort of buffer around the tiles I'm not sure how to fix > this issue either.
Buffered tiles (well, metatiles) is exactly how most tiling backends deal with this problem. End-caps on wide lines can have similar issues. P > > Emily > > Emily Gouge wrote: >> >> Yes Jody, you are correct. Labels and tiled rendering do not work well >> together. I looked into this briefly at one point but I didn't find a >> decent solution. I believe what we are going to need is one label renderer >> for each tile rather than just a single label renderer. >> >> I may have some time over the next few weeks to look at this further. Not >> sure at the moment. >> >> Emily >> >> >> >> Jody Garnett wrote: >>> >>> Hi Emily: This may be another corner case; I was testing out tiled >>> renderer with the "climate change intergration showcase" dataset for >>> foss4g this year. And labels went absolulty bonkers... this test is >>> with the last udig 1.2-M3 release and does not reflect any recent work >>> you have done. >>> >>> Near as I can tell the label cache implementation is not being reset >>> on a tile by tile basis; you may even wish to store a tilecache in the >>> render context you create for each tile? I am not sure how it should >>> be done ... >>> >>> Jody >>> >>> >>> ------------------------------------------------------------------------ >>> >> _______________________________________________ >> User-friendly Desktop Internet GIS (uDig) >> http://udig.refractions.net >> http://lists.refractions.net/mailman/listinfo/udig-devel > > _______________________________________________ > User-friendly Desktop Internet GIS (uDig) > http://udig.refractions.net > http://lists.refractions.net/mailman/listinfo/udig-devel > > _______________________________________________ User-friendly Desktop Internet GIS (uDig) http://udig.refractions.net http://lists.refractions.net/mailman/listinfo/udig-devel
