It is exactly that case, closed polygons are defined as waling areas. I
tried polyconvert but it did just generate an empty xml file. I am not sure
if a sumo network is required as an input to make it work...


On Thu, Jan 27, 2022 at 7:27 AM Jakob Erdmann <[email protected]> wrote:

> It might be because the walking area shapes you have are all closed
> curves. This would indeed go against the assumption of the importer which
> expects polygonal lines with distinct end points. Please check whether
> polyconvert (--shapefile-prefixes) can handle the data.
>
> Am Mi., 26. Jan. 2022 um 16:31 Uhr schrieb Sasan Amini <[email protected]
> >:
>
>> I assigned the CRS to the shapfile in Python, reinstalled pyproj and proj
>> and retried the process. I have a feeling that the proj error is not the
>> real problem. I have another shapefile for the road center lines and when I
>> apply the procedure on that shapefile, I still get the same error message
>> but the network is generated at the end. Surprisingly, the proj error
>> messages are not printed in the log so I just copy the messages below:
>>
>> WalkingAreas:
>> ERROR 1: PROJ: proj_create_from_database: cannot build geodeticCRS 4326:
>> SQLite error on SELECT extent.description, extent.south_lat,
>> extent.north_lat, extent.west_lon, extent.east_lon, scope.scope, (CASE WHEN
>> scope.scope LIKE '%large scale%' THEN 0 ELSE 1 END) AS score FROM usage
>> JOIN extent ON usage.extent_auth_name = extent.auth_name AND
>> usage.extent_code = extent.code JOIN scope ON usage.scope_auth_name =
>> scope.auth_name AND usage.scope_code = scope.code WHERE object_table_name =
>> ? AND object_auth_name = ? AND object_code = ? ORDER BY score,
>> usage.auth_name, usage.code: no such table: usage
>> ERROR 1: PROJ: proj_create_from_database: cannot build geodeticCRS 4326:
>> SQLite error on SELECT extent.description, extent.south_lat,
>> extent.north_lat, extent.west_lon, extent.east_lon, scope.scope, (CASE WHEN
>> scope.scope LIKE '%large scale%' THEN 0 ELSE 1 END) AS score FROM usage
>> JOIN extent ON usage.extent_auth_name = extent.auth_name AND
>> usage.extent_code = extent.code JOIN scope ON usage.scope_auth_name =
>> scope.auth_name AND usage.scope_code = scope.code WHERE object_table_name =
>> ? AND object_auth_name = ? AND object_code = ? ORDER BY score,
>> usage.auth_name, usage.code: no such table: usage
>> Warning: Edge '0' connects identical nodes, skipping.
>> Warning: Edge '1' connects identical nodes, skipping.
>> Warning: Edge '2' connects identical nodes, skipping.
>> Warning: Edge '3' connects identical nodes, skipping.
>> Warning: Edge '4' connects identical nodes, skipping.
>> Warning: 71 total messages of type: Edge '%' connects identical nodes,
>> skipping.
>> Error: No edges loaded.
>> Quitting (on error).
>>
>> CenterLines:
>> ERROR 1: PROJ: proj_create_from_database: cannot build geodeticCRS 4326:
>> SQLite error on SELECT extent.description, extent.south_lat,
>> extent.north_lat, extent.west_lon, extent.east_lon, scope.scope, (CASE WHEN
>> scope.scope LIKE '%large scale%' THEN 0 ELSE 1 END) AS score FROM usage
>> JOIN extent ON usage.extent_auth_name = extent.auth_name AND
>> usage.extent_code = extent.code JOIN scope ON usage.scope_auth_name =
>> scope.auth_name AND usage.scope_code = scope.code WHERE object_table_name =
>> ? AND object_auth_name = ? AND object_code = ? ORDER BY score,
>> usage.auth_name, usage.code: no such table: usage
>> ERROR 1: PROJ: proj_create_from_database: cannot build geodeticCRS 4326:
>> SQLite error on SELECT extent.description, extent.south_lat,
>> extent.north_lat, extent.west_lon, extent.east_lon, scope.scope, (CASE WHEN
>> scope.scope LIKE '%large scale%' THEN 0 ELSE 1 END) AS score FROM usage
>> JOIN extent ON usage.extent_auth_name = extent.auth_name AND
>> usage.extent_code = extent.code JOIN scope ON usage.scope_auth_name =
>> scope.auth_name AND usage.scope_code = scope.code WHERE object_table_name =
>> ? AND object_auth_name = ? AND object_code = ? ORDER BY score,
>> usage.auth_name, usage.code: no such table: usage
>> Warning: Found sharp turn with radius 2.19 at the start of edge '16'.
>> Warning: Found sharp turn with radius 7.66 at the end of edge '19'.
>> Warning: Found sharp turn with radius 7.66 at the end of edge '2'.
>> Warning: Found sharp turn with radius 7.66 at the end of edge '25'.
>> Warning: Found angle of 157.12 degrees at edge '27', segment 0.
>> Warning: Found sharp turn with radius 0.00 at the start of edge '27'.
>> Warning: Found sharp turn with radius 0.00 at the start of edge '28'.
>> Warning: Found sharp turn with radius 0.00 at the end of edge '29'.
>> Warning: Found sharp turn with radius 0.00 at the end of edge '31'.
>> Warning: Found sharp turn with radius 0.00 at the start of edge '32'.
>> Warning: Found angle of 100.71 degrees at edge '32', segment 5.
>> Warning: Found sharp turn with radius 0.00 at the start of edge '33'.
>> Warning: Found angle of 179.34 degrees at edge '36', segment 6.
>> Warning: Found angle of 100.71 degrees at edge '37', segment 11.
>> Warning: Found angle of 179.34 degrees at edge '41', segment 9.
>> Warning: Connection '35_0->29_0' is only 0.00m short.
>> Warning: Connection '35_0->20_0' is only 0.00m short.
>> Warning: Connection '35_0->28_0' is only 0.00m short.
>> Warning: Speed of straight connection '36_0->29_0' reduced by 5.58 due to
>> turning radius of 12.54 (length=33.70, angle=179.44).
>> Warning: Connection '24_0->27_0' is only 0.00m short.
>> Warning: Connection '26_0->35_0' is only 0.00m short.
>> Warning: Connection '28_0->31_0' has a grade of 6583.49%.
>> Warning: Edge '29' has a grade of 13818.38%.
>> Warning: Connection '30_0->6_0' has a grade of 532.42%.
>> Warning: Edge '31' has a grade of 2280.46%.
>> Warning: Edge '33' has a grade of 2624.31%.
>> Warning: Edge '34' has a grade of 27317.40%.
>> Warning: Connection '36_0->29_0' has a grade of 772.98%.
>> Warning: Connection '37_0->39_0' has a grade of 1523.64%.
>> Warning: Connection '38_0->9_0' has a grade of 1603.56%.
>> Warning: Edge '39' has a grade of 3939.82%.
>> Warning: 8 total messages of type: Connection '%' has a grade of %%.
>> Warning: 7 total messages of type: Connection '%_%->%_%' is only %m short.
>> Warning: 6 total messages of type: Edge '%' has a grade of %%.
>> Warning: 13 total messages of type: Found sharp turn with radius % at the
>> end of edge '%'.
>> Warning: 9 total messages of type: Found sharp turn with radius % at the
>> start of edge '%'.
>> Success.
>>
>>
>> On Tue, Jan 25, 2022 at 6:13 PM Jakob Erdmann <[email protected]>
>> wrote:
>>
>>> This sounds like a projection issue (i.e. lon,lat interpreted as x,y in
>>> m).
>>> Possibly your data hasn't set its projection information.
>>> You could try setting netconvert option --shapefile.guess-projection
>>> Or, your proj installation is faulty (as suggest by the PROJ errors).
>>>
>>>
>>> Am Di., 25. Jan. 2022 um 17:36 Uhr schrieb Sasan Amini <
>>> [email protected]>:
>>>
>>>> I think this is going to be a "beyond SUMO" problem and rather a GIS
>>>> issue, but just to learn from any similar experiences I ask it here.
>>>> After setting that and converting polygons to Linestrings (as
>>>> expected by NETCONVERT) I get an error about identical node IDs:
>>>> ERROR 1: PROJ: proj_identify: Cannot find proj.db
>>>> ERROR 1: PROJ: proj_create_from_database: Cannot find proj.db
>>>> pj_obj_create: Cannot find proj.db
>>>> Warning: Edge '0' connects identical nodes, skipping.
>>>> Warning: Edge '1' connects identical nodes, skipping.
>>>> Warning: Edge '2' connects identical nodes, skipping.
>>>> Warning: Edge '3' connects identical nodes, skipping.
>>>> Warning: Edge '4' connects identical nodes, skipping.
>>>> Warning: 71 total messages of type: Edge '%' connects identical nodes,
>>>> skipping.
>>>> Error: No edges loaded.
>>>> Quitting (on error).
>>>>
>>>> On Tue, Jan 25, 2022 at 4:35 PM Jakob Erdmann <[email protected]>
>>>> wrote:
>>>>
>>>>> As the error suggests: set option --shapefile.use-defaults-on-failure
>>>>>
>>>>> Am Di., 25. Jan. 2022 um 16:33 Uhr schrieb Sasan Amini <
>>>>> [email protected]>:
>>>>>
>>>>>> Thanks for the answer Jakob. I already tried --ignore-errors but I
>>>>>> still get errors regarding number of lanes and speed:
>>>>>> ERROR 1: PROJ: proj_identify: Cannot find proj.db
>>>>>> ERROR 1: PROJ: proj_create_from_database: Cannot find proj.db
>>>>>> Error: Required field 'nolanes' or 'speed' is missing (add fields or
>>>>>> set option --shapefile.use-defaults-on-failure).
>>>>>> Error: Available fields: material parents level note Shape_Leng
>>>>>> Shape_Area parents_2 crossing
>>>>>> Error: No nodes loaded.
>>>>>> Quitting (on error).
>>>>>>
>>>>>> On Tue, Jan 25, 2022 at 4:02 PM Jakob Erdmann <[email protected]>
>>>>>> wrote:
>>>>>>
>>>>>>> Netconvert supports shapefile input (
>>>>>>> https://sumo.dlr.de/docs/Networks/Import/ArcView.html)
>>>>>>> If you set option --ignore-errors, it will tolerate missing fromNode
>>>>>>> and toNode ids.
>>>>>>> Nodes will be added automatically and and nodes within a
>>>>>>> configurable distance (shapefile.node-join-dist) will be merged.
>>>>>>> However, this will only build sidewalks of fixed width.
>>>>>>> There is currently no code that ties together shapefiles with custom
>>>>>>> walkingarea shapes (
>>>>>>> https://sumo.dlr.de/docs/Networks/PlainXML.html#walking_areas)
>>>>>>>
>>>>>>> regards,
>>>>>>> Jakob
>>>>>>>
>>>>>>> Am Di., 25. Jan. 2022 um 13:10 Uhr schrieb Sasan Amini <
>>>>>>> [email protected]>:
>>>>>>>
>>>>>>>> Dear all,
>>>>>>>> I have a question regarding pedestrian modeling. I have my sidewalk
>>>>>>>> infrastructure in a very accurate shapefile and would like to build a
>>>>>>>> pedestrian/walking network out of it. IS it generally possible to do 
>>>>>>>> such
>>>>>>>> conversion using NETCONVERT? Obviously, I don't have nodes or numLanes 
>>>>>>>> etc.
>>>>>>>> in this shapefile.
>>>>>>>> I would appreciate any suggestions.
>>>>>>>>
>>>>>>>> Best,
>>>>>>>> Sasan
>>>>>>>>
>>>>>>>> _______________________________________________
>>>>>>>> sumo-user mailing list
>>>>>>>> [email protected]
>>>>>>>> To unsubscribe from this list, visit
>>>>>>>> https://www.eclipse.org/mailman/listinfo/sumo-user
>>>>>>>>
>>>>>>> _______________________________________________
>>>>>>> sumo-user mailing list
>>>>>>> [email protected]
>>>>>>> To unsubscribe from this list, visit
>>>>>>> https://www.eclipse.org/mailman/listinfo/sumo-user
>>>>>>>
>>>>>> _______________________________________________
>>>>>> sumo-user mailing list
>>>>>> [email protected]
>>>>>> To unsubscribe from this list, visit
>>>>>> https://www.eclipse.org/mailman/listinfo/sumo-user
>>>>>>
>>>>> _______________________________________________
>>>>> sumo-user mailing list
>>>>> [email protected]
>>>>> To unsubscribe from this list, visit
>>>>> https://www.eclipse.org/mailman/listinfo/sumo-user
>>>>>
>>>> _______________________________________________
>>>> sumo-user mailing list
>>>> [email protected]
>>>> To unsubscribe from this list, visit
>>>> https://www.eclipse.org/mailman/listinfo/sumo-user
>>>>
>>> _______________________________________________
>>> sumo-user mailing list
>>> [email protected]
>>> To unsubscribe from this list, visit
>>> https://www.eclipse.org/mailman/listinfo/sumo-user
>>>
>> _______________________________________________
>> sumo-user mailing list
>> [email protected]
>> To unsubscribe from this list, visit
>> https://www.eclipse.org/mailman/listinfo/sumo-user
>>
> _______________________________________________
> sumo-user mailing list
> [email protected]
> To unsubscribe from this list, visit
> https://www.eclipse.org/mailman/listinfo/sumo-user
>
_______________________________________________
sumo-user mailing list
[email protected]
To unsubscribe from this list, visit 
https://www.eclipse.org/mailman/listinfo/sumo-user

Reply via email to