Dear Feresteh,
 
that depends on how the shape file was drawn. The SUMO edges are drawn from 
the start node to the end node as defined in the shape file (see docs
<https://sumo.dlr.de/docs/Networks/Import/ArcView.html#defining_the_input> 
). For bidirectional edges, another SUMO edge is added in the opposite 
direction. If you want to generate a lefthand network, you need to tell 
netconvert <https://sumo.dlr.de/docs/netconvert.html#lefthand_networks> so 
by setting --lefthand true.
 
Best regards
Mirko
 
 
 
 
-----Original-Nachricht-----
Betreff: Re: [sumo-user] incorrect street directions from shp to sumo.net
Datum: 2024-03-05T14:02:36+0100
Von: "fereshte jafari" <j.fereshte1...@gmail.com>
An: "Mirko Barthauer" <m.bartha...@t-online.de>
 
 
 
Dear Mirko,
 
Many thanks for your help. 
One more question. In the created network the bidirectional edges seem 
strange. Several of them are created like the picture below  

[bidi.jpg]
I mean the directions of the upper edge and the lower edge in the 
bidirectional should not be conversed?🤔 In the shp file, the DIR_TRAVEL of 
this link is B without any arrows while in the sumo it is like this 
picture. You can see a screenshot below. Any ideas on fixing this?
[Screenshot 2024-03-05 at 13.01.12.png]
 
Thanks in advance.

On Tue, Mar 5, 2024 at 7:50 AM Mirko Barthauer <m.bartha...@t-online.de
<mailto:m.bartha...@t-online.de> > wrote:
  Dear Feresteh,
   
  edge type files set oneway="true" as default if no other value is given.
  Unfortunately, this hadn't been documented until now. So please update
  your type file with oneway="false" attributes. The shape file DIR_TRAVEL
  attribute will still be considered and define whether you have both
  directions or not.
   
  Best regards
  Mirko
   
   
   
  -----Original-Nachricht-----
  Betreff: Re: [sumo-user] incorrect street directions from shp to
  <http://sumo.net>
  Datum: 2024-03-04T16:16:05+0100
  Von: "fereshte jafari" <j.fereshte1...@gmail.com
  <mailto:j.fereshte1...@gmail.com> >
  An: "Mirko Barthauer" <m.bartha...@t-online.de
  <mailto:m.bartha...@t-online.de> >
   
   
   
  You are right. Without  --speed-in-kmh t --type-files osmNetconvert4.typ
  options the generated network is well constructed. Therefore, the problem
  is caused by the typefile. Could you please try it with my type file too
  which is attached here and let me know the problem of the typefile?
   
  Regards,
  Fereshteh



  On Mon, Mar 4, 2024 at 2:45 PM Mirko Barthauer <m.bartha...@t-online.de
  <mailto:m.bartha...@t-online.de> > wrote:
    Can you tell me a specific edge where you miss the opposite direction?
    I used netconvert --shapefile-prefix roads4 -o roads4.net.xml
    --shapefile.use-defaults-on-failure to convert the shape and it seems
    to work (example: link 4597796)...
     
    Best regards
    Mirko
     
     
     
    -----Original-Nachricht-----
    Betreff: Re: [sumo-user] incorrect street directions from shp to
    <http://sumo.net>
    Datum: 2024-03-04T13:29:56+0100
    Von: "fereshte jafari" <j.fereshte1...@gmail.com
    <mailto:j.fereshte1...@gmail.com> >
    An: "Mirko Barthauer" <m.bartha...@t-online.de
    <mailto:m.bartha...@t-online.de> >
     
     
     
    Dear Mirko,
     
    Please find enclosed my network shp file.
     
    Regards,
    Fereshteh

    On Thu, Feb 29, 2024 at 1:53 PM Mirko Barthauer <
    m.bartha...@t-online.de <mailto:m.bartha...@t-online.de> > wrote:
      Dear Fereshteh,
       
      can you provide your test shape file? When you first load a network
      in netedit, the junctions are not fully computed. Press F5 to compute
      all links.
       
      Best regards
      Mirko
       
       
       
      -----Original-Nachricht-----
      Betreff: Re: [sumo-user] incorrect street directions from shp to
      <http://sumo.net>
      Datum: 2024-02-29T14:08:57+0100
      Von: "fereshte jafari" <j.fereshte1...@gmail.com
      <mailto:j.fereshte1...@gmail.com> >
      An: "Mirko Barthauer" <m.bartha...@t-online.de
      <mailto:m.bartha...@t-online.de> >
       
       
       
      Dear Mirko,
       
      Please see attached my typefile which does not include the oneway
      option. Also, I attached three pictures of a specific link in my
      network in 1-shp, 2-sumo, 3-netedit. As you can see in the pictures
      in shp the DIR_TRAVEL=B while in sumo and netedit it shows just one
      direction on the link.
      Besides that, I have one more question. My links in netedit are not
      connected completely as you can see in the attached screenshot while
      in the sumo they are well connected and there is no warning. I am
      wondering if this situation would be ok or problematic in next steps
      of simulation runnings? Because my network is very large and fixing
      these issues one by one is really timetaking. I prefer to skip it 😬

      Thanks in advance for your help.

      On Thu, Feb 29, 2024 at 7:26 AM Mirko Barthauer <
      m.bartha...@t-online.de <mailto:m.bartha...@t-online.de> > wrote:
        Dear Feresteh,
         
        the only case this may happen when looking at the code is related
        to the type definitions you added. If the type has the attribute
        oneway="true", this overrides the value from the shape file. If
        this does not explain your problems, please provide a test file.
         
        Best regards
        Mirko
         
         
         
        -----Original-Nachricht-----
        Betreff: [sumo-user] incorrect street directions from shp to
        <http://sumo.net>
        Datum: 2024-02-28T17:41:24+0100
        Von: "fereshte jafari via sumo-user" <sumo-user@eclipse.org
        <mailto:sumo-user@eclipse.org> >
        An: "Sumo project User discussions" <sumo-user@eclipse.org
        <mailto:sumo-user@eclipse.org> >
         
         
         
        Hello!

        I converted my shapefile to a sumo network using the below command

        netconvert --shapefile-prefix roads4
        --shapefile.use-defaults-on-failure --speed-in-kmh t --type-files
        osmNetconvert4.typ -v

        the generated network does not contain the road directions properly
        although this attribute already exists in my shapefile with the
        name DIR_TRAVEL which is given in the table of this documentation
        (Direction of travel ("B": both, "F": forward, "T": backward)). 
        <https://sumo.dlr.de/docs/Networks/Import/ArcView.html>
         
        In most cases, the directions are correct but bidirectional roads
        only work in one direction!
         
        Your guidance and help would be greatly appreciated.
         
        --
        Sincerely,
        Fereshteh Jafari Shahdani
        PhD candidate, Dep. of Civil Engineering
        ISISE - University of Minho


      --
      Sincerely,
      Fereshteh Jafari Shahdani
      PhD candidate, Dep. of Civil Engineering
      ISISE - University of Minho


    --
    Sincerely,
    Fereshteh Jafari Shahdani
    PhD candidate, Dep. of Civil Engineering
    ISISE - University of Minho

   
  --
  Sincerely,
  Fereshteh Jafari Shahdani
  PhD candidate, Dep. of Civil Engineering
  ISISE - University of Minho

 
--
Sincerely,
Fereshteh Jafari Shahdani
PhD candidate, Dep. of Civil Engineering
ISISE - University of Minho
 

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