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<div class="moz-cite-prefix">For 0.4 you'll need to follow a
slightly changed query behaviour and incooperate the QueryGraph.
This is <a
href="https://github.com/graphhopper/graphhopper/blob/0.4/docs/core/low-level-api.md#calculate-path-with-locationindex">incorrectly
shown in the docs</a> (I'll fix)<br>
<br>
queryGraph <span class="pl-k">=</span> <span class="pl-k">new</span>
<span class="pl-stj">QueryGraph</span>(hopper.getGraph());<br>
<br>
if you use ShortestWeighting you can specify the limit as
distance:<br>
dijkstra.setWeightLimit(someDistance)<br>
<br>
You can create a sub class for dijkstra to select all edges:<br>
new Dijkstra(...) {<br>
updateBestPath(...) {<br>
data.add(bestEdgeEntry.edge);<br>
}<br>
}<br>
<br>
BTW:<br>
<br>
> int edgeNo= edgeIterator.getAdjNode();<br>
<br>
This is a node, not an edge<br>
<br>
Regards,<br>
Peter<br>
<br>
On 09.03.2015 09:08, Gp P wrote:<br>
</div>
<blockquote
cite="mid:CADb7+aFR6amuuqt8ysa+EkpX-=iPkYH570W_OE-bFipMJmJbQQ@mail.gmail.com"
type="cite">
<div dir="ltr">Hi Peter ,
<div><br>
</div>
<div>>>you will need to use a graph exploration algorithm
like Dijkstra with a shortest weighting and specify the weight
limit to the distance you want</div>
<div>How I will accomplish this for edgeiterator ?</div>
<div><br>
</div>
<div><br>
</div>
<div>I think its possible to query using GHQuery but needs the
exact points , which doest comply to my problem
statement...how do I find all roads from a point on the road
with x meters away and exact point on each of edges
/connecting road after x meters </div>
<div>
<pre style="overflow:auto;font-family:Consolas,'Liberation Mono',Menlo,Courier,monospace;font-size:13.600001335144px;margin-top:0px;margin-bottom:0px;font-stretch:normal;line-height:1.45;padding:16px;border-radius:3px;word-wrap:normal;word-break:normal;color:rgb(51,51,51);background-color:rgb(247,247,247)"><span class="">GHRequest</span> req <span class="" style="color:rgb(167,29,93)">=</span> <span class="" style="color:rgb(167,29,93)">new</span> <span class="">GHRequest</span>(latFrom, lonFrom, latTo, lonTo)<span class="" style="color:rgb(0,134,179)">.</span>
setWeighting(<span class="" style="color:rgb(24,54,145)"><span class="">"</span>fastest<span class="">"</span></span>)<span class="" style="color:rgb(0,134,179)">.</span>
setVehicle(<span class="" style="color:rgb(24,54,145)"><span class="">"</span>car<span class="">"</span></span>);
<span class="">GHResponse</span> rsp <span class="" style="color:rgb(167,29,93)">=</span> hopper<span class="" style="color:rgb(167,29,93)">.</span>route(req);</pre>
</div>
<div class="gmail_extra"><br>
<div class="gmail_quote">My Code </div>
<div class="gmail_quote"><br>
</div>
<div class="gmail_quote">
<div class="gmail_quote">EdgeIteratorState edge =
qr.getClosestEdge();</div>
<div class="gmail_quote"> ShortestWeighting
shortestWeighting= new ShortestWeighting() ;</div>
<div class="gmail_quote">
shortestWeighting.getMinWeight(distance)</div>
<div class="gmail_quote"> Dijkstra dijkstra= new
Dijkstra(hopper.getGraph(),encodingManager.getSingle(),new
ShortestWeighting());</div>
<div class="gmail_quote"> EdgeIterator edgeIterator=
edx.setBaseNode(edge.getBaseNode());</div>
<div class="gmail_quote"> // edgeIterator.</div>
<div class="gmail_quote"><br>
</div>
<div class="gmail_quote">
edgeIterator.setDistance(distance);</div>
<div class="gmail_quote"> while
(edgeIterator.next()){</div>
<div class="gmail_quote"><br>
</div>
<div class="gmail_quote"> int edgeNo=
edgeIterator.getAdjNode();</div>
<div class="gmail_quote"> Path path=
dijkstra.calcPath(edge.getBaseNode(), edgeNo) ;</div>
<div class="gmail_quote"> data.add(edgeNo) ;</div>
<div class="gmail_quote"> </div>
<div class="gmail_quote"> _<a
moz-do-not-send="true" href="http://logger.info">logger.info</a>("
Adjacent Edge : "+path.getDistance());</div>
<div class="gmail_quote"><br>
</div>
<div class="gmail_quote"> }</div>
</div>
<div class="gmail_quote">I hope its possible , I have tried
many approaches they solve only one part of problem </div>
<div class="gmail_quote"><br>
</div>
<div class="gmail_quote">Regards ,</div>
<div class="gmail_quote">G</div>
<div class="gmail_quote"><br>
</div>
<div class="gmail_quote">On Fri, Mar 6, 2015 at 12:54 PM,
Peter <span dir="ltr"><<a moz-do-not-send="true"
href="mailto:graphhopper@gmx.de" target="_blank">graphhopper@gmx.de</a>></span>
wrote:<br>
<blockquote class="gmail_quote" style="margin:0px 0px 0px
0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex">
<div text="#000000" bgcolor="#FFFFFF"><span class="">
<div>On 06.03.2015 07:13, Gp P wrote:<br>
</div>
<blockquote type="cite">
<div>As you can see above , i trying get all edges
with distance </div>
</blockquote>
<br>
</span> you will need to use a graph exploration
algorithm like Dijkstra with a shortest weighting and
specify the weight limit to the distance you want<br>
<br>
<div>> edgeIterator.setDistance(<b>distance</b>);<br>
<br>
oh, that should throw an exception if called before
'next' as this sets the distance for one specific edge
not for the iterator<span class=""><font
color="#888888"><br>
<br>
Peter<br>
</font></span></div>
<br>
</div>
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