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Questions tagged [graphhopper]

GraphHopper is a fast and Open Source route planner library and server written in Java.

GraphHopper is a fast and Open Source road routing engine written in Java. Running in desktop, mobile and server environments. It is customizable but provides pedestrian, bicycle and car routing per default.

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Graphhopper Server - Create and use a custom vehicle type

While browsing https://github.com/graphhopper/directions-api/blob/master/docs-routing.md I found the option to choose one of the preset vehicle types car, foot and bike. But unfortunately I have to calculate the duration based on vehicles with caped…
Haves
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Does GraphHopper support dynamic edge weights?

We are thinking to use it in our project where we need to do a route planner. The first problem we had is that we have very dyanimc variables representing our weight values; this means that we can't use the Contraction Hierarchy algorithm becouse…
Angelo Immediata
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Rewriting a curl post call with file upload in Python as request

I have this curl call to a local graphhopper server which works: curl -XPOST -H "Content-Type: application/gpx+xml" -d @home/jd/test1.gpx "localhost:8989/match?vehicle=car&type=json" I now want to automate this call in python and got the following…
T.Klemmer
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Graphhopper - how to set the routing profile 'foot'

How can I set the route profile 'foot'? Using the default profile 'car' I can't calculate the distance between any location (in the woods) and a nearby footpath. The error message I get is: > Encoding does not match: Graphhopper config: >…
tm1701
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How can I get all posible paths between two nodes with Graphhopper

I'm trying to find all paths between 2 nodes by using graphhopper but there is something wrong with my code. When remove setAlgorith line, it returns only one path but when I add setAlgorithm(Parameters.Algorithms.ALT_ROUTE), it returns 0 path. Here…
UserNotFound
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Can python do custom route planning or do I need to rely on an API?

I have a goal to run every block of every street in my city. I've been keeping track of my progress on a custom google map that I draw. It's onerous to log and obnoxious to trial & error plot new routes As I get more into Python, I realized this…
ScottieB
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Block certain road in graphhopper

I would like to block certain road and avoid it when generating route. I'm using the Graphhopper basic map sample I found this code Weighting. I believe this is the function I'm looking for but I have no luck integrating it. I really appreciate…
Mellorine
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Graphhopper - calculating travel time

I'm developing a project using Graphhopper core to calculate optimal routes. I incorporated some real traffic data by modifying speed assigned to edges and calculated optimal routes in two ways: the "default" way and the way, which considers…
Łukasz Fijas
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Graphhopper getting Lat/Lon of tower nodes

i am trying to get lat/lon of base and adj node of an EdgeIteratorState e. I am routing and getting the paths from the routing request. From the Path objects i get the EdgeIteratorStates. I do it like so: double lat =…
obab
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Graphhopper Connection between locations not found

I create a graphHopper instance using: GraphHopper hopper = new GraphHopper().forServer(); hopper.setCHEnable(false); hopper.setGraphHopperLocation("hopper"); hopper.setOSMFile("greater-london-latest.osm"); hopper.setEncodingManager(new…
MTA
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Turning MapsForge project into a navigation app using Graphhopper

I am trying to make a basic navigation app from my MapsForge project. It seems there is no MapsForge library for Navigation. I found out that it could be done with Graphhopper but I couldn't find any Jar files of it either. Is there any Graphhopper…
petebp
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Graphhopper as a background service on ubuntu

I want to run graphhopper as a background service and have it start on boot. I am running it on Ubuntu 14.04. Can anyone point me in the right direction.
fiscme
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Embed graphhopper into project

I would like to embed graphhopper into my java application (J2EE) in order to calculate route distances between many points on the map. Points are given by their longitudes and latitudes. I don't need to render the map. Can you give step by step…
Nurlan
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Graphhopper route direction weighting

Is it possible to write weighting based on direction? I see there is reverse parameter, but what does it means, and how can I compute it? For example I have a straight route from South to North (0) | | | (1) I need different weight from (1) to…
Michał Jurczuk
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Graphhopper: Adding weight to edges using OSM id

I have a pbf file of the greater Chicago area and have been able to load this file using the graphhopper web viewer. I would like to improve bike routing using additional usage data that I have for road segments (each identified by an OSM id). From…
TomH
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