[Xastir] Script to cache some maps

[Jason Godfrey]

Curt, did you intend to attach pictures or a link? I don't see anything.

Do you find the quad- core actually makes a difference? Years ago I looked
at parallelizing the shapefile rendering, but I never found a way that
wasn't more invasive than i was willing to undertake.

- Jason

On Thu, Nov 19, 2015 at 4:16 PM Curt Mills <curt.we7u at gmail.com> wrote:

> Yea. Here are several, but it looks like I don't have OSM data on the
> work machine. I do however have Tiger 2004 ESRI Shapefile format maps,
> so I enabled those and did several snapshots. Looks like I might need
> to do some local tweaks to get better looking fonts, but these render
> fast! Of course this is a quad-Xeon machine which makes a little bit
> of a difference...
>
> On Thu, Nov 19, 2015 at 1:51 PM, David Ranch <xastir at trinnet.net> wrote:
> >
> > Hey Curt,
> >
> > Could you send us a screen capture of what your rendered ESRI Shapefile
> data
> > looks like?  I personally don't necessarily need ultra pretty tiles but I
> > definitely don't need the complexity and resource hungry requirements of
> > setting up a local tile server.  If my old little Garmin handheld GPS
> can do
> > maps pretty well from a little SD card, why can't Xastir do this too?
> There
> > has to be a decent compromise somewhere in this whole thread.
> >
> > --David
> > KI6ZHD
> >
> >
> > On 11/19/2015 01:44 PM, Curt Mills wrote:
> >>
> >> What he said...
> >>
> >> I prefer the fastest/smallest vector dataset that will do the job. It
> >> may not be the prettiest when rendered, but I'm more interested in
> >> useful data and ultimate speed than "pretty". For me that currently
> >> means OSM vector data in ESRI Shapefile format, with the appropriate
> >> dbfawk's to render it the way I want in Xastir. I don't use, and don't
> >> desire, tiles. I would like to have contour lines as well someday, so
> >> may investigate adding support for USGS DEM's at some point, or
> >> perhaps I can find ESRI Shapefile maps with the countour lines already
> >> drawn for me, which is perfectly adequate (and faster).
> >>
> >>
> >> On Thu, Nov 19, 2015 at 4:41 AM, Jason KG4WSV <kg4wsv at gmail.com> wrote:
> >>>
> >>> On Wed, Nov 18, 2015 at 10:23 PM, Skyler F <electricity440 at gmail.com>
> >>> wrote:
> >>>
> >>>> So the ultimate solution for the raspberry pi folks would be to run a
> >>>> tile
> >>>> server on their home computer (so there is no violation of terms and
> you
> >>>> can download as many tiles as needed), and then run this script to
> cache
> >>>> as
> >>>> many maps as needed onto their pi. I think that is the way to go!
> >>>>
> >>> This sorta sounds like the worst of both worlds to me - you are still
> >>> tied
> >>> to your home network connectivity to get maps, but you additionally
> have
> >>> all of the hassles of running a server just to keep maps available.
> ugh.
> >>>
> >>> I'm with Andrew, my "ultimate" is vector data that xastir can ingest
> >>> directly.
> >>>
> >>> The only reason for me to set up a map server is if I can't get said
> >>> vector
> >>> data formatted for xastir.  There's a slight advantage to sourcing OSM
> >>> data, since that's the FOSS GIS data du jour.  A portable tile server
> >>> (e.g.
> >>> mobile, incident command post, remote event HQ, etc) would likely
> require
> >>> a
> >>> fairly well endowed computer (high end laptop, potent SBC like an Intel
> >>> NUC, or _maybe_ a higher end ARM like a Jetson TK1).  I seriously doubt
> >>> Pi/beaglebone/etc is going to get the job done as a tile server,
> they're
> >>> just too anemic computationally.
> >>>
> >>> -Jason
> >>> kg4wsv
> >>> _______________________________________________
> >>> Xastir mailing list
> >>> Xastir at lists.xastir.org
> >>> http://xastir.org/mailman/listinfo/xastir
> >>
> >>
> >>
> >
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>
>
>
> --
> Curt, WE7U
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