On Mo, Mär 02, 2015 at 07:58:01 +0100, Rainer Schlönvoigt wrote:
> I was thinking of running through OSM files and performing different actions,
> depending on the location of nodes and ways.
>
> Creating a reader for a planet file and calling osmium::apply directly on it
> takes a very long time.
> I would like to regain control every once in a while and as far as I can tell
> that only works when iterating using something like:
> while (const osmium::memory::Buffer buffer = reader.read()) {
> osmium::apply(buffer, location_handler, myHandler);
> }
>
> As far as I understood I need to apply the location_handler first so that
> another handler (like myHandler in this example)
> is able to gain the location of a way’s nodes.
>
> Now that I think about it, it makes sense that the location handler also
> still has the information about the past loops.
> Sorry for that.
>
> But is this way of approaching it correct?
> Or are there better ways?
Yes, this is the right approach for your case.
Jochen
--
Jochen Topf [email protected] http://www.jochentopf.com/ +49-173-7019282
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