Hi Josh, I sent you a reply:
https://lists.osgeo.org/pipermail/grass-user/2021-December/082742.html I don't think you sent anything since then. Moritz Le 5 décembre 2021 21:50:54 GMT+00:00, Joshua Geoghegan <joshua.geoghe...@mornpen.vic.gov.au> a écrit : >Hi Moritz, > >I was wondering if you got a chance to see my reply with my current Grass >workflow. >Hope it makes sense. > >Regards, > > >[MPS] > >JOSHUA GEOGHEGAN | GIS Specialist >Email: >joshua.geoghe...@mornpen.vic.gov.au<mailto:joshua.geoghe...@mornpen.vic.gov.au> >Phone: 03 5950 1321 >Private Bag 1000, Rosebud VIC 3939 | 90 Besgrove Street, Rosebud VIC 3939 >Follow us on social media! >[mornpen.vic.gov.au]<https://www.mornpen.vic.gov.au/>[Facebook]<https://www.facebook.com/mornpenshire>[Instagram]<https://www.instagram.com/ourpeninsula/>[Twitter]<http://twitter.com/MornPenShire> >[Latest News]<https://www.mornpen.vic.gov.au/emailcampaign> >Mornington Peninsula Shire acknowledges and pays respect to the Bunurong/Boon >Wurrung people, >the Traditional Custodians of these lands and waters. >We are committed to carbon neutrality. > >From: Joshua Geoghegan >Sent: Friday, 26 November 2021 1:57 PM >To: Moritz Lennert <mlenn...@club.worldonline.be>; grass-user@lists.osgeo.org >Subject: RE: [GRASS-user] Grass Graphic Model v.net.distance Not Accepting >point layer in From or To fields > >Hi Moritz, > >Does the below make sense? >Perhaps I have connected the point and line vectors incorrectly? > >Regards, > >Josh > > >[MPS] > >JOSHUA GEOGHEGAN | GIS Specialist >Email: >joshua.geoghe...@mornpen.vic.gov.au<mailto:joshua.geoghe...@mornpen.vic.gov.au> >Phone: 03 5950 1321 >Private Bag 1000, Rosebud VIC 3939 | 90 Besgrove Street, Rosebud VIC 3939 >Follow us on social media! >[mornpen.vic.gov.au]<https://www.mornpen.vic.gov.au/>[Facebook]<https://www.facebook.com/mornpenshire>[Instagram]<https://www.instagram.com/ourpeninsula/>[Twitter]<http://twitter.com/MornPenShire> >[Latest News]<https://www.mornpen.vic.gov.au/emailcampaign> >Mornington Peninsula Shire acknowledges and pays respect to the Bunurong/Boon >Wurrung people, >the Traditional Custodians of these lands and waters. >We are committed to carbon neutrality. > >From: Joshua Geoghegan >Sent: Wednesday, 24 November 2021 10:24 AM >To: Moritz Lennert ><mlenn...@club.worldonline.be<mailto:mlenn...@club.worldonline.be>>; >grass-user@lists.osgeo.org<mailto:grass-user@lists.osgeo.org> >Subject: RE: [GRASS-user] Grass Graphic Model v.net.distance Not Accepting >point layer in From or To fields > > >Hi Moritz, > > > >When I set it to layer 2 (which is the point layer I connected) and close the >v.net.distance dialog, and reopen it I see the form reload and it switches >back to 1. > >I also try to create the where clause and now it says no table linked to layer >2 even though I linked it with v.db.connect. > > > >I tried connecting the attribute table to the same vector for the points, as >well as trying connecting to the linked point/network vector. > >Am I missing a step perhaps? Is the attribute table coming straight from the >shapefile I am importing? > > > >[cid:image009.jpg@01D7EA7E.5EE2F4F0] > > > >Below are the steps up until v.net.distance, with my network being cleaned up >beforehand. > >The highlighted section is where I import the points up until the >v.net.distance. > > > >I probably don’t need the v.db.addtable. That was there so I could populate >the distance for each route but I guess v.net.distance outputs that. > >It still didn’t work when I removed that. > > > >Hopefully that makes sense. > > > >[cid:image010.jpg@01D7EA7E.5EE2F4F0] > > > >Regards, > > > >JOSHUA GEOGHEGAN | GIS Specialist | MORNINGTON PENINSULA SHIRE > >Phone: 03 5950 1321 > >Email: >joshua.geoghe...@mornpen.vic.gov.au<mailto:joshua.geoghe...@mornpen.vic.gov.au> > >Private Bag 1000, Rosebud VIC 3939 | 90 Besgrove Street, Rosebud VIC 3939 > >www.mornpen.vic.gov.au<http://www.mornpen.vic.gov.au> | Twitter @MornPenShire >| Facebook @MornPenShire > > > >Mornington Peninsula Shire acknowledges and pays respect to the Bunurong/Boon >Wurrung people, > >the Traditional Custodians of these lands and waters. > >-----Original Message----- >From: Moritz Lennert ><mlenn...@club.worldonline.be<mailto:mlenn...@club.worldonline.be>> >Sent: Tuesday, 23 November 2021 6:07 PM >To: Joshua Geoghegan ><joshua.geoghe...@mornpen.vic.gov.au<mailto:joshua.geoghe...@mornpen.vic.gov.au>>; > grass-user@lists.osgeo.org<mailto:grass-user@lists.osgeo.org> >Subject: RE: [GRASS-user] Grass Graphic Model v.net.distance Not Accepting >point layer in From or To fields > > > >Hi Joshua, > > > >Le 23 novembre 2021 01:45:14 GMT+01:00, Joshua Geoghegan ><joshua.geoghe...@mornpen.vic.gov.au<mailto:joshua.geoghe...@mornpen.vic.gov.au>> > a écrit : > >>Thanks Moritz, > >> > >> > >> > >>What would be the reason behind the point layer switching back to layer 1 in >>v.net.distance if I have linked the point and network? > >> > >> > >> > >>I'll test your two options in the meantime, but it still switches back to >>layer 1. > > > >I'm not sure I understand what you mean by "switching back". Most modules have >layer=1as the default setting. That doesn't mean that the specific layer you >work on does not have other layers. Have you checked whether you can set it to >layer=2 ? > > > >To help you, we would need some more info: > > > >- What is the exact command you use to connect the lines and the points ? > > > >- What is the output of v.category with option=report on the resulting file ? > > > >Moritz > > > >> > >> > >> > >>[cid:image001.png@01D7E05F.93540130] > >> > >> > >> > >>Regards, > >> > >> > >> > >>JOSHUA GEOGHEGAN | GIS Specialist | MORNINGTON PENINSULA SHIRE > >> > >>Phone: 03 5950 1321 > >> > >>Email: >>joshua.geoghe...@mornpen.vic.gov.au<mailto:joshua.geoghe...@mornpen.vic.gov.au> > >> > >>Private Bag 1000, Rosebud VIC 3939 | 90 Besgrove Street, Rosebud VIC 3939 > >> > >>www.mornpen.vic.gov.au<http://www.mornpen.vic.gov.au> | Twitter @MornPenShire >>| Facebook @MornPenShire > >> > >> > >> > >>Mornington Peninsula Shire acknowledges and pays respect to the Bunurong/Boon >>Wurrung people, > >> > >>the Traditional Custodians of these lands and waters. > >> > >>-----Original Message----- > >>From: Moritz Lennert >><mlenn...@club.worldonline.be<mailto:mlenn...@club.worldonline.be>> > >>Sent: Monday, 22 November 2021 6:32 PM > >>To: grass-user@lists.osgeo.org<mailto:grass-user@lists.osgeo.org>; Joshua >>Geoghegan >><joshua.geoghe...@mornpen.vic.gov.au<mailto:joshua.geoghe...@mornpen.vic.gov.au>> > >>Subject: Re: [GRASS-user] Grass Graphic Model v.net.distance Not Accepting >>point layer in From or To fields > >> > >> > >> > >>Hi Joshua, > >> > >> > >> > >>Le 21 novembre 2021 22:12:42 GMT+01:00, Joshua Geoghegan >><joshua.geoghe...@mornpen.vic.gov.au<mailto:joshua.geoghe...@mornpen.vic.gov.au<mailto:joshua.geoghe...@mornpen.vic.gov.au%3cmailto:joshua.geoghe...@mornpen.vic.gov.au>>> >> a écrit : > >> > >>>Hi there, > >> > >>> > >> > >>>I have been stuck on a problem and I was hoping you could help, as I had no >>>luck on GIS Stack Exchange. > >> > >>> > >> > >>>I have a point and network layer connected in Grass GIS via the graphic >>>modeler. > >> > >> > >> > >>What exactly do you mean by 'the graphic modeler'. I assume you connect the >>two using v.net ? > >> > >> > >> > >> > >> > >>> I am trying to find the shortest path between the first point (ROUND=0) and >>> every other point (ROUND != 0) on the same point layer. For some reason I >>> can select this layer (layer 2) in both From and To tabs and add category >>> 1-500 (which is more than the number of points), but when I try the where >>> clause and test for values in the ROUND field on the SQL Builder the >>> results show up as '', even though the imported shp file has values. When I >>> hit OK and come back into the form it has reverted back to layer 1 in the >>> From and To tabs, which is road network layer. > >> > >>> > >> > >>>What could be the issue here? > >> > >> > >> > >>As the v.net man page states: "While the arcs created with v.net will retain >>any attribute information associated with the input vector line/boundary file >>in data layer 1, nodes created and stored in data layer 2 will not have any >>associated attribute information." > >> > >> > >> > >>You have two options: > >> > >> > >> > >>1) Find out what to the category number of the point is that has ROUND=0 and >>use that as from_cats, and all the others as to_cats. > >> > >> > >> > >>This could be done with v.db.select using columns=cat (assuming the column >>containing the cat values is called 'cat') and where=ROUND=0. > >> > >> > >> > >>2) Connect the attribute table of your original point map to the point layer >>of the connected network map using v.db.connect and the use the from_where >>and to_where parameters as you did. > >> > >> > >> > >>If any of that is not clear, don't hesitate to come back to us. > >> > >> > >> > >>Moritz > >> > >> > >>DISCLAIMER: This email (and attachments) is for the intended recipient only >>and may contain privileged, confidential or copyright information. If >>received in error, please notify sender immediately and delete. Any other use >>is prohibited. Shire accepts no liability for damage caused by this email >>(and attachments) due to viruses, corruption, delay, interruption, >>unauthorised access or use. Views expressed are those of the individual and >>not necessarily Shire. Shire will only collect personal information from you >>with your prior consent, use it for the purpose collected or as reasonably >>expected and not disclose without consent, except if required by >>law/regulation. For further information see our privacy policy: > >>[Arrow] >>mornpen.vic.gov.au/privacystatement<https://www.mornpen.vic.gov.au/privacystatement> > >> > >>[Consider the Environment] > > >DISCLAIMER: This email (and attachments) is for the intended recipient only >and may contain privileged, confidential or copyright information. If received >in error, please notify sender immediately and delete. Any other use is >prohibited. Shire accepts no liability for damage caused by this email (and >attachments) due to viruses, corruption, delay, interruption, unauthorised >access or use. Views expressed are those of the individual and not necessarily >Shire. Shire will only collect personal information from you with your prior >consent, use it for the purpose collected or as reasonably expected and not >disclose without consent, except if required by law/regulation. For further >information see our privacy policy: >[Arrow] >mornpen.vic.gov.au/privacystatement<https://www.mornpen.vic.gov.au/privacystatement> > >[Consider the Environment]
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