[Xastir] rtree speeds up shapefiles

[Gerry Creager N5JXS]

How about "Now"?

Tom Russo wrote:
> On Thu, Feb 03, 2005 at 05:01:56PM -0600, we recorded a bogon-computron collision of the <jdw at eng.uah.edu> flavor, containing:
> 
>>For all you TIGERmap uses who can't get a map today, maybe you're ready 
>>for some shapefiles. (:
>>
>>I just turned on rtree support and it made a huge difference in the 
>>redraw of my maps.  I'm using several shapefiles from National Atlas 
>>and NOAA that cover the entire country, but I generally only view a 
>>small area (zoom level 128 to 512 is where I typically view).
>>
>>The first time these maps are drawn it takes the usual amount of time, 
>>but the redraws are really fast on my G5.  Zoom in, zoom out, pan, 
>>doesn't matter.
> 
> 
> Glad to hear it.
> 
> 
>>If xastir has to render all of a large shape file it isn't going to 
>>help, but if you usually view a small part of a large shapefile it's 
>>worth adding --with-rtree to your ./configure command.
> 
> 
> Yes.  At some point when we get enough feedback like this we can make it
> the default and remove the "(experimental)" from the configure output.
> 

-- 
Gerry Creager -- gerry.creager at tamu.edu
Texas Mesonet -- AATLT, Texas A&M University	
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