2
votes
1answer
41 views

How to calculate the shortest distance for multiple source and targets using PgRouting?

I have a table with points and a road network which includes driveways (where you enter the highway). I want to find the point which is closest to a driveway. So I was thinking I can calculate the ...
1
vote
0answers
111 views

how to add polylines(routes from public transport) on postgresql(pgrouting) with GUI

After searching a several long time... i decide to ask here for help, im currently using ubuntu 12.04(because of compatibility) with postgresql 9.1, postgis2, pgrouting2 and qgis2.2 i need ...
3
votes
1answer
116 views

How can I move along a line (or path)?

Given a line (street, railroad, river...) I want to simulate a moviment inside this line. Example: See this picture: Say I'm in "Nagqu" and want to move to "Kunlunqial". In a time (t=0) I'm in ...
0
votes
0answers
61 views

How to avoid intersection in pgRouting

I'm a newbie in pgrouting. I want to create a web-app with routing function. I want to ask how to avoid a road intersection with pgRouting? For example, there are some traffic jams happened in several ...
2
votes
1answer
69 views

How to avoid sharp turns in PgRouting?

I need to generate routes that will be performed in long vehicles. The path can not have curves 90 degrees because the streets are narrow.
2
votes
1answer
120 views

Is there a way to show the direction of a route?

I use pgrouting and openstreetmaps .I would like to know if there is a way to show the direction of the route on the map (eg something like this ---->---- or any other way,idea) Thanks in advance.
2
votes
1answer
111 views

Relevant data for cost attribute to calculate route time

I have imported OSM data into PgRouting database. I would like to use driving_distance() function to calculate route time. How to add relevant time cost into database ? Thanks
5
votes
1answer
879 views

How to route over (partial) edges in pgrouting?

I have made a route planning system (based on shortest path using A*) like the Google directions service using pgrouting and google maps. It includes clicking on the map to generate waypoints, ...