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Hi g,<br>
<br>
high level API:<br>
<br>
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<small>GraphHopper hopper = <span
style="color:#000080;font-weight:bold;">new </span>GraphHopper();<br>
hopper.forDesktop();<br>
hopper.setOSMFile(<span style="color:#008000;font-weight:bold;">"path/to/file.osm"</span>);<br>
hopper.setGraphHopperLocation(<span
style="color:#008000;font-weight:bold;">"xxx"</span>);<br>
hopper.setEncodingManager(<span
style="color:#000080;font-weight:bold;">new </span>EncodingManager(<span
style="color:#008000;font-weight:bold;">"car"</span>));<br>
hopper.importOrLoad();</small><br>
<br>
or more low level:<br>
<br>
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<small>FlagEncoder carEncoder = <span
style="color:#000080;font-weight:bold;">new </span>CarFlagEncoder();<br>
EncodingManager encodingManager = <span
style="color:#000080;font-weight:bold;">new </span>EncodingManager(carEncoder);<br>
GHDirectory dir = <span style="color:#000080;font-weight:bold;">new
</span>GHDirectory("dir/for/graph", DAType.<span
style="color:#660e7a;font-weight:bold;font-style:italic;">RAM</span>);<br>
graph = <span style="color:#000080;font-weight:bold;">new </span>GraphHopperStorage(dir,
encodingManager, <span style="color:#000080;font-weight:bold;">false</span>);<br>
OSMReader osmReader = <span
style="color:#000080;font-weight:bold;">new </span>OSMReader(graph);<br>
osmReader.setOSMFile(<span style="color:#000080;font-weight:bold;">new
</span>File(osmFile));<br>
osmReader.setEncodingManager(encodingManager);<br>
osmReader.setWayPointMaxDistance(<span style="color:#0000ff;">1</span>);<br>
<span style="color:#000080;font-weight:bold;">try </span>{osmReader.readGraph();}
<br>
<span style="color:#000080;font-weight:bold;">catch </span>(IOException
e) {e.printStackTrace();}</small><br>
<br>
<br>
<br>
<div class="moz-cite-prefix">Am 03.03.2015 um 07:39 schrieb Gp P:<br>
</div>
<blockquote
cite="mid:CADb7+aHf4xrirdaUxvnB9bjJkT1+PfPKjD9cab5dMUV8OBr1xA@mail.gmail.com"
type="cite">
<pre wrap="">Hi dos ,
Thanks for your quick response , I went through the documentation ...I am
using OSM data ...any idea how do i load it into graph
Thanks ,
G
On Fri, Feb 13, 2015 at 11:03 AM, dos65 <a class="moz-txt-link-rfc2396E" href="mailto:qtankle@gmail.com"><qtankle@gmail.com></a> wrote:
</pre>
<blockquote type="cite">
<pre wrap=""> It possible, you should use low level api.
1) create graph
2) find closestNode by your lat, lon
3) create edgeExplorer from graph, edge iterator and iterating by them in
your distance limit
Look to docs/core/low-level-api.md and any routing algorithm's sources.
13.02.2015 04:38, Gp P пишет:
Hi List ,
I am bit new to Graphhopper , was earlier using lucene + sptial4j , but
doesn't seem relevant to my problems below
My requirment is pretty simple (hopefully with grashopper as its graph
based)
1. I want to find list all roads (connecting to or leading) from a
point on the road within 2 km
2. Exact Points/Coordinates on all connecting roads after 2 km from
give point on the road
Is it possible with grasshopper ? I have use java or low level api as I
will using it embedded with java program
I tried to find to documentation regarding it but days of googling did
find the relevant info , also trying look at github code but i guess its
pretty much for a new guy
Thanks ,
G
--
B*e * the *Ch*ange
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</pre>
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<pre wrap="">
</pre>
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</pre>
</blockquote>
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