[Xastir-dev] Observations

Jerry Chamberlin jerryc at netlab.org
Sat Mar 19 19:49:59 EST 2005


On Thu, 17 Mar 2005, Tom Russo wrote:

> > > > > Weather objects are back to being a cause for a pause after maps
> > > > > are loaded nad before htey are displayed.
> > > >
> > > > Do you mean the lit-up counties?  There are more of them on the map
> > > > right now.
> > > Weather Alerts, I meant..........
> > > DUH! was still thinking object from above.
> > 
> > Some other things could affect this, like rtree and dbfawk perhaps.
> > Have you changed anything with respect to those two options lately?
> 
> Enabling rtree should be no different from disabling it where weather 
> alerts are concerned.  When draw_shapefile_map is called to display an alert 
> county, all rtree indexing is skipped --- we already know which shape to 
> display, so there's no point looking it up in the spatial index.
> 
> If there's a noticable difference in this behavior with and without 
> rtree, then there's a mistake in how that skipping is done.  Please let me 
> know if that's the case.
> 
Well it appears to "draw" all weather alerts weather they are in the viewable
window or not.
> -- 
> Tom Russo    KM5VY     SAR502  DM64ux         http://www.swcp.com/~russo/
> Tijeras, NM  QRPL#1592 K2#398  SOC#236 AHTB#1 
>  "The only thing you can do easily is be wrong, and that's hardly
>   worth the effort." -- Norton Juster
> 

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