Carlos, Check out Rob Chohan blog, http://www.roblabs.com/osm-random-walk/, that he presented to day at SotM US in Boulder. It might be enough to get you started.
Clifford On Sun, Oct 22, 2017 at 11:47 AM, Carlos Cámara <[email protected]> wrote: > I would like to create a custom map for online use that loads OSM data but > displays it in different ways as the standard, cyclemap, transport... > layers. > > *Some background: What I think I know so far* > > I have made some research and, although I have to admit that I am still > quite confused, I have come to the conclusion that the process outline may > be the one that follows (with many variations): > > 1. *Get the data.* AFAIK, data can be downloaded either partially or > globally from several sources, like Planet OSM > <https://wiki.openstreetmap.org/wiki/Planet.osm> or OpenMaptiles > <https://openmaptiles.com/downloads/planet/>. If I'm not wrong, data > can be accessed online by querying it or using services like Mapbox (see > below) (correct me if I'm wrong). > 2. *Style the map.* Our data has to be styled according to our needs. > Again, if I'm not wrong, there are to different (not sure if they are > excluding or not) ways to do it: either using Mapnik > <https://wiki.openstreetmap.org/wiki/Mapnik> or Mapbox GL > <https://www.mapbox.com/mapbox-gl-js/style-spec/> (more on this > below). In case that we opt for Mapnik we should create a Mapnik style (a > XML file that AFAIK has to be manually edited and seems to be quite > cumbersome for complex settings) and, in case we opt for mapbox we can use > either Tilemill <https://tilemill-project.github.io/tilemill/> or the > FLOSS editor Maputnik <https://maputnik.github.io/>. > 3. *Render the map* in order to convert the data and styles into an > appealing map. This map can either be a raster map (which will generate > lots of tiles and will require the next step: tileserver) or a vector map > (which don't understand how it works other than inside mapbox). Don't know > how to do this. I assume that in case that we opt for mapnik we need to > have it installed in our server and execute a command. In case of Mapbox I > assume we need an account on their service. I have also found this > exhaustive list of rendering options on OSM's wiki > <https://wiki.openstreetmap.org/wiki/Rendering>, but haven't > assimilated all that information yet. > 4. *Serving tiles:* the myriad of raster tiles that have been > generated in the previous step need to publicly available. In order to > achieve that a tileserver is needed. AFAIK, there are several options here, > being Mapnik <https://wiki.openstreetmap.org/wiki/Mapnik>, T-rex > <http://t-rex.tileserver.ch/> or OpenMapTiles > <https://openmaptiles.org> some of them. All of them require a custom > server in which they need to be installed. I'm assuming that this server > requires a lot of RAM, CPU and Disk space, but I don't have an idea of how > much is "a lot" (I assume it will vary "a lot" depending on the cover area > and zoom level, but do not have the slight idea not even for the whole > world at city level zoom or just one city area). > > *Conclusion:* > > Provided that everything I wrote above is true, I see three excluding > options: > > 1. *Mapnik* covers steps #2-#4 and needs a custom server to be > installed at and to host all the data (both, OSM data and generated tiles). > 2. *OpenMapTiles* cover steps #1-#4. Needs a custom server to be > installed at and to host all the data. Apparently seems easier to setup and > run that Mapnik. > 3. *Mapbox* covers steps #1-#3, since #4 is not needed, being that are > vector layers. Does not require any webserver but requires a paid account. > Don't know if it means that using Mapbox GL you are locked in Mapbox > plattform. > > Don't know how does t-rex fit on this equation. > > Does that make sense? Do you have some recommendations in how to achieve a > custom map? > > At this point I feel quite confused, since despite things start to make > sense to me, I have the feeling that I am missing some pieces of this > complex puzzle. Not to mention that I'm not sure if I am right, though. > > Regards, > > > Carlos Cámara > http://carloscamara.es > > _______________________________________________ > talk mailing list > [email protected] > https://lists.openstreetmap.org/listinfo/talk > > -- @osm_seattle osm_seattle.snowandsnow.us OpenStreetMap: Maps with a human touch
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