[IAEP] [XSCE] RE: [UKids] Re: [support-gang] Taking OpenStreetMap Offline - DESIGN Call - Thur June 11, 10AM EDT / 2PM UTC

Nick Doiron ndoiron at mapmeld.com
Mon Jun 15 02:24:11 EDT 2015


I don't think there's any technical issues with rendering the world at 10
and specific countries at 16, other than the human knowing where they can
and cannot zoom

-- Nick

On Sun, Jun 14, 2015 at 11:58 AM, Tim Moody <tim at timmoody.com> wrote:

> couple of observations:
>
>
>
> As expected, the new tiles have a lot more detail.
>
>
>
> There are more levels of zoom in the new ones.
>
>
>
> Some names have changed - the old map had Lalitpur and the new one has
> Patan (both are used)
>
>
>
> I don't see any boxes for unprintable characters, but there is a lot less
> Devanagari. (Google maps has more)
>
>
>
> Is it possible to merge individually generated regional tiles?  for
> example if you rendered India and Nepal separately would you get both?
>
>
>
> What happens if you render the world at level 10 and then specific
> countries at 16?
>
>
>
> *From:* xsce-devel at googlegroups.com [mailto:xsce-devel at googlegroups.com] *On
> Behalf Of *Anish Mangal
> *Sent:* Saturday, June 13, 2015 10:06 PM
> *To:* Jérôme Gagnon-Voyer
> *Cc:* xsce-devel; Community Support Volunteers -- who help respond to
> help AT laptop.org; Unleash Kids!; server-devel; iaep; Internet In a Box
> Working Group; Jaakko Helleranta
> *Subject:* Re: [XSCE] RE: [UKids] Re: [support-gang] Taking OpenStreetMap
> Offline - DESIGN Call - Thur June 11, 10AM EDT / 2PM UTC
>
>
>
> Hi,
>
> Following from the skype call this week, I uploaded Nepal's OSM data in
> postgres and render tiles to see performance, and as expected, everything
> is blazing fast.
>
> The pbf file went into the postgress in less than 5 minutes, and tiles are
> being rendered pretty fast as well.
>
> You can check it yourself by going to
> http://home.braddock.com:28112/osm/slippymap.html
>
> * Select Mapnik
>
> * Zoom out and center over Nepal
>
> * Select Local tiles
>
> * Zoom in
>
> I don't know what this "proves" as the bottleneck still is doing this for
> the entire planet, which we need to figure out a way for anyway.
>
> Best,
>
> Anish
>
>
>
>
>
> On Sun, Jun 14, 2015 at 6:02 AM, Anish Mangal <anishmg at umich.edu> wrote:
>
> Hi Jérôme,
>
> I incorporated one of your comments; as for the other I think Timm, Nick
> would be better suited for the discussion (python backend v/s frontend js).
> :-)
>
> Best,
>
> Anish
>
>
>
> On Sun, Jun 14, 2015 at 3:22 AM, Jérôme Gagnon-Voyer <gagnonje at gmail.com>
> wrote:
>
> Hi Anish
>
>
>
> Great document. I've added 2 comments to the document, feel free to
> incorporate into the document if that makes sense.
>
>
>
> Also added a TODO for myself to do more research about the various search
> solutions.
>
> I've used Nominatim in the past (on the client side, not the server
> infrastructure) and it was overall very good, but I'll want to know more
> about the other ones.
>
>
>
> On Sat, Jun 13, 2015 at 12:51 PM, Tim Moody <tim at timmoody.com> wrote:
>
> Thanks, Anish for an excellent start at getting this down on paper (so to
> speak).  I think this covers things pretty well and gives us the necessary
> hooks on which to hang the details as we begin fleshing out solutions to
> the requirements you documented.
>
>
>
> Under issues I added one point about rendering non-Roman character sets.
>
>
>
> *From:* unleashkids at googlegroups.com [mailto:unleashkids at googlegroups.com]
> *On Behalf Of *Anish Mangal
> *Sent:* Saturday, June 13, 2015 12:15 PM
> *To:* Community Support Volunteers -- who help respond to help AT
> laptop.org
> *Cc:* Unleash Kids!; server-devel; xsce-devel; iaep; Internet In a Box
> Working Group; Jaakko Helleranta
> *Subject:* [UKids] Re: [support-gang] Taking OpenStreetMap Offline -
> DESIGN Call - Thur June 11, 10AM EDT / 2PM UTC
>
>
>
> Okay, so I tried to encapsulate whatever we discussed into a design
> document, which can hopefully serve as a base for reaching out to the OSM
> community and to better organize our own thoughts.
>
>
> https://docs.google.com/document/d/1LWsN-cPH3lvMuXS-f0Tk8IWVh-3X808WoIt0OJ-QNt8/edit#
> <https://docs.google.com/document/d/1LWsN-cPH3lvMuXS-f0Tk8IWVh-3X808WoIt0OJ-QNt8/edit>
>
> Please feel free to edit the information there as I may have missed some
> points, or interpreted them differently than as intended.
>
> Best,
>
> Anish
>
>
>
> On Fri, Jun 5, 2015 at 12:00 AM, Adam Holt <holt at laptop.org> wrote:
>
> Who's attending http://stateofthemap.us at the UN in NYC this weekend?
>
> Who's most serious about bringing OpenStreetMap's opportunities and rapid
> progress into the hands of the world's offline poor -- kids and all,
> American and Swahili?  Wanna Take This Map Outside, offline and off the
> grid, where we all belong/began?
>
> http://Internet-in-a-Box.org and similar efforts have made a gigantic 1st
> step: in Ghana and Rwanda I could never have imagined better reviews to our
> 2015 deployments begun there in recent months.  Many are now changing the
> game increasingly for the Bottom BillionS, among many who've literally
> never seen a globe before, nevermind a map of their own towns.  Both in
> OLPC (school) contexts, in libraries, on Nepali hillsides where folks don't
> have proper homes, and far beyond --- perspectives (literally) are about to
> change.
>
> But modern phones today contain more than enough gigabytes to display ALL
> OpenStreetMap map detail within most countries, and yet they do not yet,
> WHY?  Where are the Khan Academies and KA Lites of OSM (OpenStreetMap)
> bringing new classroom/journalistic rubrics, freeing everyone's "brain
> software" to explore and document our own communities in our own languages?
>
> *Who Will Take The Next Steps?*
> *What engineering middleware, distribution vectors, community/economic
> models, and final field packagings will get us all there & beyond?*
>
> *Will offline edit-contributions prove impossible, much like with
> Wikipedia in Peru, when offline kids edit overly stale
> OpenStreetMap/Wikipedia images a year before/later?*
>
>
>
> As such the wider OLPC community is hosting a DESIGN Call to bring forward
> ideas across the OpenStreetMap landscape, fertilizing our immediate work
> with school server projects like http://schoolserver.org, http://xsce.org,
> https://en.opensuse.org/openSUSE:Education-Li-f-e ETC.  Ministries of
> Education in India elsewhere are watching closely, expressly eager to help
> if we can point the way.  All giving our "2020 Vision" questions very
> practical and immediate "customers" well before 2020, much like Garmin GPS
> units fed a wonderful ecosystem of geo-specific "gmapsupp.img" offline map
> files over the past decade:
> http://wiki.openstreetmap.org/wiki/OSM_Map_On_Garmin/Download
>
> That decade's now done: what IS our framework for the coming decade?
> Please join us if you have strategic/partnership ideas towards making
> Offline OSM Designs happen, *Thank You !!*
>
>
>
> 10AM New York Time / 2PM UTC
>
> Thursday, June 11th
>
> RSVP with your Skype username, if we are more than 15-20 we'll use an
> industrial conference call system instead!
>
>
> CONCLUSION: Could OpenStreetMap be the very ultimate in Constructionist
> Learning Projects, replacing OLPC in coming years, on a quickly
> shrinking/endangered but still green-in-parts planet?  Regardless, how to
> build the OLPC Movement's offline/civic learning successes, consciously
> learning from its community infrastructural mistakes?  Nick Doiron (
> http://mapmeld.com) and Anish Mangal (
> https://in.linkedin.com/in/anishmangal) who've spent years thinking about
> this topic will lead the discussion, agenda is entirely yours!  OPTIONAL:
> submit agenda items in advance right here:
>
>
> https://docs.google.com/document/d/1o6QtzLb6e58YKWqMf_junux2XyBRLFm31un8YLcYslg
>
>
>
> *< forward invitation to Twitter/wherever as appropriate >*
>
>
> --
>
> Unsung Heroes of OLPC, interviewed live @ http://unleashkids.org !
>
>
> _______________________________________________
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> http://lists.laptop.org/listinfo/support-gang
>
>
>
> --
> Unsung Heroes of OLPC, interviewed live @ http://unleashkids.org !
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>
>
>
>
> --
>
> Jérôme Gagnon-Voyer
>
>
>
> --
>
>
>
>
>
>
>
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